CN109420476A - Coal is as the production method of depositing dust material and the method for the economic value of raising coal - Google Patents

Coal is as the production method of depositing dust material and the method for the economic value of raising coal Download PDF

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CN109420476A
CN109420476A CN201710762322.3A CN201710762322A CN109420476A CN 109420476 A CN109420476 A CN 109420476A CN 201710762322 A CN201710762322 A CN 201710762322A CN 109420476 A CN109420476 A CN 109420476A
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coal
mine
ore
particle
dust
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侯英翔
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/22—Materials not provided for elsewhere for dust-laying or dust-absorbing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
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  • Analytical Chemistry (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)

Abstract

Coal of the present invention is to be applied to national economy every profession and trade as the method technical field of the production method of depositing dust material and the economic value of raising coal, coal industry, metallic ore and nonmetallic ore industry, manufacture of cement industry, there is the place of dust pollution, atmosphere pollution environmental improvement, the technical problem to be solved is that other economic values of the calorific value for how improving coal and coal, how to use coal as depositing dust material, the scheme for solving the problems, such as this is the place that generates dust with a certain regional coal absorption, nanometer materials are made in coal and improve the calorific value of coal and other economic values of coal, and carry out depositing dust, change the chemical composition and chemical structure of mixture in coal and coal, atom composed structure, crystal composed structure, improve the calorific value of coal and other economic values of coal, and coal is made to become the material for capableing of depositing dust, change coal mine object Surface nature, improve the calorific value of coal and other economic values of coal, reduce the inherent moisture of coal, reduce pit ash, improve the volatile matter of coal, improve carbon content in coal essence content, enhance the dust-laying effect of coal.

Description

Coal is as the production method of depositing dust material and the method for the economic value of raising coal
Technical field: it is applied to national economy every profession and trade and is applied to coal industry metallic ore and the life of nonmetallic ore industry cement Produce industry atmosphere pollution environmental improvement
After background technique improves the economic value of coal, national product ability can be effectively improved, keeps gross national product big Amplitude improves, and the improvement of current coal industry coal dust is not eradicated, and generates in metallic ore and nonmetallic ore recovery process Mine dust does not also solve fundamentally, and under the increasingly developed situation of national economy, building trade is that is produced from the basis of national economy Industry, required cement in process of production, not only bring harm and security risk, and be discharged into atmosphere and generate atmosphere pollution, Required electric power is largely generated electricity with coal in the national economic development, and coal generates a large amount of dust in power generation process, pollutes atmosphere, Therefore, it is necessary to find the administering method for better solving depositing dust problem.
Summary of the invention 1. adsorbs the coal dust that another regional coal generates with a certain regional coal, reaches depositing dust effect, with a certainly The coal in area adsorbs the mine dust generated when the mining production of certain metallic ore, reaches depositing dust effect, and it is nonmetallic to adsorb certain with a certain regional coal The mine dust that mine generates when producing reaches depositing dust effect, is generated in process of production with the primary raw material of coal absorption manufacture of cement Dust is used, and diameter is less than or equal to 2.5 microns of particle in coal dust degradation earth atmosphere, is reached and is administered air pollution depositing dust work With.
2. nanometer materials, which are made, in coal improves the calorific value of coal and other economic values of coal, the inherent water of coal is reduced Point, pit ash is reduced, the volatile matter of coal is improved, improves carbon content in coal essence content, nanometer materials are made in coal and carry out depositing dust. The depositing dust property index system for establishing complete coal reflects the strong of the depositing dust property of coal with the granule size and porosity size of coal Weak, Study on Coal partial size is greater than the dust-laying effect of 1 millimeter or more coal, and Study on Coal partial size is controlled less than the dust-laying effect of 1 millimeter or less coal The dust generated in Physicochemical production process administers the dust generated in timber process, administers dirt caused by steamed dumplings stalk With dust.
3. increasing the porosity and voidage of coal by artificial means, enhance the dust-laying effect of coal.
4. use coal as depositing dust material, generated according to the coal dust generated for certain areas coal, certain metallic ore Mine dust, the mine dust that certain nonmetallic ore generates, the dust that when manufacture of cement generates are needed pair by the dust-laying effect of the depositing dust of raw coal Raw coal carries out washing,
5. changing the chemical composition and chemical structure of coal, the calorific value of coal and other economic values of coal are improved, is reduced The inherent moisture of coal reduces pit ash, improves the volatile matter of coal, improves carbon content in coal essence content, changes the chemical composition of coal With chemical structure, coal is made to become the material for capableing of depositing dust.
6. the atom composed structure of the coal element of change group coal-forming changes the crystal composed structure or atomic structure of raw coal It is changed simultaneously with crystal composed structure, improves the calorific value of coal and other economic values of coal, reduce the inherent moisture of coal, reduced Pit ash, improves the volatile matter of coal, improves carbon content in coal essence content, the atom composed structure of the coal element of change group coal-forming, The crystal composed structure or atomic structure for changing raw coal are changed simultaneously with crystal composed structure, and coal is made to become the material for capableing of depositing dust Material.
7. changing the chemical composition and chemical structure of mixture in coal, changes the atom composed structure of mixture in coal, change The crystal composed structure or atomic structure for becoming raw coal element are changed simultaneously with crystal composed structure, change the change of mixture in coal Composition and chemical structure are learned, the calorific value of coal and other economic values of coal is improved, reduces the inherent moisture of coal, reduce the ash of coal Point, the volatile matter of coal is improved, carbon content in coal essence content is improved, changes the atom composed structure of mixture in coal, changes raw coal member The crystal composed structure or atomic structure of element are changed simultaneously with crystal composed structure, and coal is made to become the material for capableing of depositing dust.
8. changing the surface nature of coal mine object, other economic values of the calorific value and coal that improve coal change the table of coal mine object Surface properties reduce the inherent moisture of coal, reduce pit ash, improve the volatile matter of coal, improve carbon content in coal essence content, enhance coal Dust-laying effect.
Specific embodiment: 1. will transport after a certain regional coal production, and transporting equipment has scratch board conveyor, belt fortune Defeated machine, skip hoist, Automobile Transportation, train transport, Ship Transportation, means of transportation have highway transportation, railway transportation, water route fortune Defeated, aircraft dispatch is generating another Areas For Coal after the coal of a certain area production is transported to another area in process of production Coal dust carry out depositing dust, or the mine dust generated in process of production to certain another regional metallic ore carries out depositing dust, or to anotherly The mine dust that area's nonmetallic ore generates in process of production carries out depositing dust, or to the powder generated in another regional cement production process Dirt carries out depositing dust, or carries out depositing dust to the dust that chemical materials generates in process of production, or to steamed dumplings stalk and wood producing mistake The dust that generates in journey carries out depositing dust or control atmosphere pollution, and the dust for administering PM2.5 in air carries out depositing dust, can be used by It develops the coal particle completed or coal dust sprays the place of required depositing dust, or sprayed, or sprayed, device therefor Jetting machine can be used, spraying equipment is sprayed with aircraft.
2. nanometer materials, which are made, in coal to be prepared into nanoscale for coal with the prior art in factory or experiment indoor production Super-fine material can use mechanical crushing method, gas evaporation method, solwution method, Laser synthesizing method, plasma synthesis method, x ray irradiation x conjunction Cheng Fa, sol-gel method etc., gas evaporation method are a kind of physical methods, and coal raw material is heated, evaporation, make atom or Molecule, then many atoms or molecule are agglomerated, imperceptible coal nano particle is formed, evaporation, which prepares coal nano particle, to divide For evaporation can be divided into electrode evaporation by heating evaporation technological means by vacuum vapor deposition method, gas evaporation method, and high-frequency induction steams Nanometer materials can be made with supercritical fluid method in coal by hair, electron beam evaporation, plasma evaporation, laser beam evaporation etc., made Standby mainly comprises the following steps, and first, the alcoholic solution of alkoxide is made, then measure plus water, is allowed to hydrolyze to form colloidal sol or gel, second, The glue that makes is moved into autoclave, sealing heating makes solvent reach supercriticality, releases solvent at this time and extracts With the quiet solution remained on surface of inert blowing gas nanometer materials can be made with plasma spray method in coal by water, third, benefit The hurried cooling of ejection coal of this spray gun can be generated coal nanometer by the characteristics of capable of generating 50000K high temperature with plasma torch Grade material, may be implemented to crack in plasma jet, synthesize, the reaction such as nitridation and redox, if by the life of reaction It is cooled down suddenly at object, ultramicron can also be made.
3. the method for coal mineral surface modification has (1) surface coating modification method, i.e., by adhesion strength, modifying agent is (organic Object or inorganic matter) method that is covered in coal mineral particle, it is used as the kaolin of filler with natural or synthetic rubber processing, mica, Ball clay, or be coated in coal particle surface with phenolic resin or furane resins, can be improved the caking property of coal, many inorganic oxides or Hydroxide, e.g., TiO2, SiO2, Al (OH)2There is respective zero point pH value.By controlling the pH value of solution, absorption surface is living Property agent keep coal particle surface modified, surface chemical modification method also can be used in (2), using modifying agent and the certain functional groups of mineral surfaces into Row chemical reaction or chemisorption achieve the purpose that coal particle surface is modified, in this kind of method of modifying, coal particle and modifying agent Between be to have an effect by stronger bonding force (such as covalent bond), (3) also can be used mechanical-chemical modification method, i.e., by crushing, It grinds, the mechanical means such as friction make mineral lattice structure, and crystal form etc. changes, and can increase in system, and temperature increases, and promote Particle melts or decomposes or generate free radical or ion, and enhancing coal particle surface activity promotes coal particle and other materials to occur It chemically reacts or is attached to each other, achieve the purpose that surface is modified, (4) can use the modified method of precipitation reaction, using inorganic matter as modification When agent, this method deposits one or more layers modified layer using the precipitation reaction between modifying agent in coal particle surface, to change Coal particle surface property, modified (capsule) method of (5) theca externa, i.e., wrap the film of one layer of other materials in coal particle surface, institute The theca externa wrapped is that uniformly, shaped like capsule, it has protection core substance, adjusts, release the function of core material, blend compounds Encapsulated changes the appearance and property of coal particle, and capsule-type the preparation method mainly has spray coating, is spray-dried, interfacial polymerization, It mutually separates and dissolution dispersion cooling method, the material for making capsule wall removes organic polymer beyond the region of objective existence, inorganic substances have TiO2, AL2O3, Fe2O3, ZnO and silicates, glue core material have magnesium carbonate, alumina silicate, sodium hydrosulfite or other gaseous states, liquid.(6) high energy surface changes Property method, using plasma, corona discharge, the means such as ultraviolet light are modified coal particle surface.Coal surface modification device has (1) bulk material mixing machine has mixed stirring device, including container rotating type, container fixed and air-flow mixed type etc. (2) high speed Air flow impact type powder modifying device, the system is by mixing machine, metering system, host, product collecting device, control system institute group At host has collet by high-speed rotating rotor, the components such as stator and circulation loop composition between stator and rotor, cool down or add Hot rotor is used, and has fin in rotor.(3) modified simultaneous evaluation of the grinding device to coal particle surface modified effect in surface, to coal Grain carries out the measurement of several physicochemical properties and surface characteristic, the variation of coal particle depositing dust absorption index after comparing before modified, Achieve the purpose that evaluate modified effect.Basic skills has (1) moist (2) dispersed (3) infrared spectroscopy, as long as there are certain on coal surface Kind of functional group or key, just there is corresponding characteristic absorption peak in mineral spectrogram, so, to after before modified and after modified through various The coal particle sample of processing, which carries out infrared spectrum analysis, can disclose the work of surface modifier according to the variation at character pair peak With and mechanism.(4) X-ray diffraction, the mixture solid structure of matter in Study on Coal particulate solid material structure and coal, can be spread out with X-ray Shooting method.Coal Polycrystalline can be used to make Discriminating materials and lattice parameter measurement, structure determination and crystalline substance are made to monocrystal X-ray Body improves Journal of Sex Research (5) heat analysis, and heat analysis includes differential thermal and calorimetric analysis, and differential thermal analysis is for investigating coal particle heated Cheng Zhong, when reaching certain temperature, due to phase transformation or it is certain chemical reaction generate fuel factor, analysis curve on occur exothermic peak or Absorption peak, the size of peak area reflect the power of fuel factor, and thermogravimetric analysis can measure as temperature or the substance of the function of time Two kinds of heat analysis methods are usually combined by the variation of quality when carrying out heat analysis.(6) solid surface analysis technology, benefit are utilized With surface Spectrum Analysis technology, it can reveal that the ingredient of coal particle surface, many information such as ionic valence condition and chemical bond, with static state Secondary Ion Mass Spectrometry is combined with scanning detecting probe method, detects the absorption sample of coal particle, using polyether-type nonionic dispersing agent, It can be borrowed using X-ray electronics and add argon ion etching device, measure coal particle and Additive front and rear surfaces characteristic atomic valence state and energy Amount variation, and according to the feature of instrument, calculate the thickness of dispersant adsorption film on surface,
Coal surface modifier has coupling agent, and surfactant polymerize species and Inorganic surface modifiers.
Coupling agent is siliceous or metallic atom organic compound, different by central atom, there is a silane system, titanate esters system, Aluminate system, stannic acid ester system, the series such as aluminium zirconate system
4. some coal category crystal structures, such as in Guizhou, Sichuan, the coal particle category crystal structure in some areas in Xinjiang, machine Tool power induces the variation of coal mineral crystal structure, and carrying out mechanical force to coal can be crushed and be ground to coal, and coal solid particle exists Under mechanical force, various physics and chemical phenomenon are generated, not only the size of particle gradually becomes smaller, and specific surface area constantly increases, A series of variation also correspondingly occurs for its internal structure, physicochemical properties and chemical reactivity, and coal particle is in crushing process In, under the effect of applied mechanical energy, coal particle crystal structure also undergoes quantitative change to qualitative change process, and quantitative change, that is, coal particle was refining Cheng Zhong, crystalline size constantly become smaller, and specific surface area constantly changes, surface and internal flaw, decrystallized gradually to aggravate, and can finally lead It causes coal crystalline solid to become non-crystalline material, carries out broken to coal and grind can be in Coal Mining Field, coal preparation plant, depositing dust coal is raw It produces and implements in factory or laboratory, have boulder crusher, jaw crusher using the equipment of mechanical force to coal, duplex plate Bu Laike is crushed Machine, single toggle crusher, gyratory crusher, workable equipment is further crushed to coal to be had, garden conic crusher, disc type rotation Return crusher, Rhonda crusher, kibbler roll, impact crusher, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, turns Tube mill, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium are heavy Sand mill, roll squeezer, overhang roll type mill,
The variation that coal crystal structure and property occur has following situations (1) coal crystal lattice distortion, mechanical impact force, shearing force, Pressure can all cause coal crystal deformation, and by X-ray diffraction analysis, infrared spectroscopy, the means such as differential thermal analysis can verify deformation Degree, (2) coal particle it is decrystallized, due to the effect of mechanical force, crystallize the crystal structure of coal particle surface by strong broken Amorphous layer badly is formed, with continuing for crushing, amorphous layer thickens, entire crystallization particulate amorphous is finally resulted in, Coal crystal grain amorphization, variation degree and coal-grinding mode, coal-grinding time, by coal-grinding size etc. are promoted in mechanical crushing effect Related (3) the coal crystal transfer of condition, coal is at normal temperature by the effect of mechanically deform power, it may occur that the transformation of crystal form, crushing process Middle crystal transfer is that occur amorphization in the process due to crushing miniaturization, and crystallization equivalent state in centre increases system free energy Greatly, unstable phase is formed, while being compressed, is sheared, bending, under the continuous effect of the power such as extension, when its energy is more than phase transition Crystallization activation energy when, then complete the transformation of crystal form, (4) coal crystal structure overall structure deformation, in mechanical milling processes In, due to Mechanosensitive channels, it can also make coal mine object that the overall deformation of crystal structure occur, this variation occurs mainly in In other mixtures in coal mine substance with layer structure or together with raw coal, layer structure crystal, in crushing process In, since the religion of interlayer particle binding force is weak, then under the action of shear force, cleaves open in parallel along level first, become to tie Brilliant degree teaches low construction, if continuing to crush, fluorine in coal or other mixtures together with raw coal finally lose crystallization structure It makes, is gradually completing integrally-built variation.
Some coal particles belong to amorphous mineral, and the variation of noncrystal coal particle is substantially different from the change of crystal coal particle Change, under stress, dislocation is mobile and diffusion can all cause noncrystalline coal particle solid to be hardened, noncrystalline coal particle dislocation fortune Moving can be by polarized light detection, and the interaction between noncrystalline coal particle vibration motion and dislocation can cause substance unordered or have Sequence.
For coal mine composition granule in crushing process, mechanical force can induce the change that coal particle generates a series of physical chemical property Change, the variation of (1) dispersion degree, the method for characterization coal particle dispersion degree is to measure the specific surface area of coal body system, starts coal when coal-grinding The dispersion degree of particle and ore grinding time are linear, and the specific surface area of coal particle and ore grinding time have exponent relation later, then Afterwards, the dispersion degree increment of coal particle is negative value, and coal particle surface the structural unit of the unsaturated field of force and electrification occurs, makes coal particle In unstable upper state, just reunites under weaker graviational interaction, keep particle thicker, fine grinding, Ultrafine Grinding is drawn The crystal structure risen, a series of mechanical force and chemical phenomenons such as physicochemical properties and chemical reaction occur mainly in this stage. (2) solubility and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal increase, right after coal particle refinement The mechanical activation of coal acts on (3) variable density that also has an impact, dry method coal-grinding particle, and coal mineral density reduces, wet grinding mill coal particle, Coal mineral density reduces, and the electrical variation of (4) coal particle, Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior And the adsorption capacity of semiconductor property (5) coal particle surface, coal particle is pulverized, occurs unsaturated bond and electrification on the plane of disruption Structural unit, cause coal particle to be in unstable upper state, thus increase coal particle activity, improve adsorption energy Power, mechanical activation effect promote the raising (6) of coal mine object adsorption to cause the exchange of coal particle mineral ion or diadochy Change (7) cause the variation of coal particle surface free energy
5. pair coal solid particle applies light, electricity, magnetic is warm, and the energy of the forms such as radiation causes coal particle chemistries Variation, cause coal particle molecular structure to change, coal particle atomic structure caused to change, cause coal particle crystal knot Structure changes, and the coal after making variation can be improved the calorific value of coal and other economic values of coal, reduces the inherent moisture of coal, Pit ash is reduced, the volatile matter of coal is improved, improves carbon content in coal essence content, it can be in factory and use for laboratory present age existing equipment And instrument applies light, electricity, magnetic, heat, the energy of the forms such as radiation to coal solid particle
Coal particle after making variation has depositing dust property, applies luminous intensity to coal solid particle and reaches 10cd with intensity of light Abbreviation light intensity, international unit are that candela (candela) writes a Chinese character in simplified form cd, apply electric strength to coal solid particle and reach 10V/m or 10N/C More than, unit lies prostrate every meter (V/m) or the every library of ox (N/C), and it is strong up to 10GS or 10T or more magnetic strength to apply magnetic intensity to coal solid particle Degree unit has Gauss (GS), and milli is special (mT), tesla (T), and coal solid particle applies calorific intensity and reaches 100Kcal or more or 1 (kw) Above, kilocalorie (Kcal), ton evaporation capacity (t), watt (w), kilowatt (kw) apply radiation intensity to coal solid particle and reach 10W/m2With On, radiant force refers to the spoke for whole wavelength that object per surface area is launched to all directions of hemispherical space in the unit time The total amount of energy is penetrated, its conventional unit is W/m2, have to the equipment of coal application luminous intensity, solid-state gyrolaser, hyperbar is micro- Wave plasma exciter, the equipment for applying electric strength to coal to coal have, and enhance suspendability charging liquids equipment, right The equipment that coal applies magnetic intensity to coal has, and magnaflux applies the method and circumferential magnetization of magnetic field strength, and it is strong to apply heat to coal The equipment of degree has, high frequency heating equipment, and high frequency is fierce collision mutually between making material interior molecules using electromagnetic field of high frequency High temperature is generated, the equipment for applying radiation intensity to coal has, and changes the equipment of the local strength of X-ray radiation, which includes band There are multiple fillable absorption chambers with ferrofluid, x-ray filter, absorption chamber, the stackably cloth on X-ray radiation direction It sets.In addition, x-ray filter includes multiple storage containers that can store ferrofluid in it.
6.. coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, The energy of electricity, magnetic, heat, the forms such as radiation is the same, can also cause the variation of chemistries, the object that this mechanical force induces The chemical reaction of matter, referred to as mechano-chemical reation, carrying out mechanical force to coal can be crushed and be ground to coal, be carried out brokenly to coal Broken and grinding can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, uses mechanical force to coal Equipment has a boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher, to coal into The broken workable equipment of one step has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, impact Formula crusher, Ba Make crusher, roll crusher, to coal carry out it is levigate had using equipment, during raw coal mill, institute Have with mechanical equipment, various grinding machines, rotating cylinder grinding machine, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower Formula grinding machine, Ball-stirring mill, agitated medium sand setting grinding machine, roll squeezer, overhang roll type mill,
7. since the primordial matter of coal-forming and the palegeology condition of coal-forming are different, due to the initial material and biochemistry of coal-forming The difference of the micro- composition of difference and geochemical factor and coal petrography of effect, the composition and property of the various coals in different regions have very Big difference, coal are non-uniform mixtures, are made of organic substance and inorganic substances two parts, the composition of coal and other mineral and Property has very big difference, and mineral are that metal or nonmetallic compound are formed by aggregate in nature, and metallic ore refers to through smelting Refining can therefrom extract the mineral products of metallic element.Such as ferrous metal mineral products: iron, manganese, chromium, vanadium, titanium are to be used as steel and iron industry original The mineral products of material.Nonferrous metal ore includes: copper, tin, zinc, nickel, cobalt, tungsten, molybdenum, mercury etc..Noble metal includes: platinum, rhodium, gold, silver etc.. Light metal mineral products include: aluminium, magnesium etc..Rare metal mineral products include: lithium, beryllium, rare earth etc..The common feature master of most mineral metal products Show that quality is harder, glossy etc..Mineral metal products can be divided into 5 kinds by its Matter Composition, property and purposes: black Non-ferrous metal mineral products, noble metal mineral products, claim have dispersed elements mineral products, semimetal mineral products at nonferrous metal ore, and nonmetallic ore is and gold Belong to mine in contrast, there is 91 kinds, predominantly diamond, graphite, crystal, corundum, asbestos, mica, gypsum, fluorite, jewel, jade Stone, agate, limestone, dolomite
The property of coal is divided into physical property, chemical composition, processing performance and combustibility etc., in the depositing dust property of Study on Coal When, the chemical composition of Study on Coal and the atomic structure feature of institute's component are answered, the physical property of coal includes coal petrography composition, face Color, gloss, density, hardness, electric conductivity, thermal conductivity, heat resistance is magnetic, granularmetric composition, argillization degree,
The chemical composition of coal includes element composition and Industrial Analysis, coal are humatites made of being changed as plant remains, Its element composition is sufficiently complex, and coal is mainly by carbon, oxygen, hydrogen, nitrogen, sulphur, 6 kinds of elements compositions of phosphorus, also contains a small amount of fluorine, chlorine, The purpose of arsenic, boron, lead, the elements such as mercury and micro germanium, gallium, vanadium, the rare elements such as uranium, the Industrial Analysis of coal is to understand Coal Quality judges the type and processing and utilization approach of coal, the moisture including measuring coal, ash content, volatile matter and fixed carbon, root The percentage composition that wherein organic substance or combustible can be substantially understood according to the moisture and ash content of coal, such as the moisture and ash content of coal Height, then the content of organic matter is just few, thus calorific value is low, and economic value is small, can substantially recognize in coal have from the volatile matter of coal The property of machine matter, the height of degree of coalification, close-burning strong and weak and calorific value height can be substantially from the fixation carbon content of coal Judge its degree of coalification, evaluate its economic value,
The processing performance of coal includes the cohesiveness of coal, calorific value, chemical activity, thermal stability, grindability, paste-forming properties,
The Industrial Analysis of coal is the type and processing and utilization approach of coal to be judged to understand Coal Quality, including measure coal Moisture, ash content, volatile matter and 4, fixed carbon can substantially understand organic substance in coal according to the moisture of coal and ash content or can The percentage composition of combustion things, the moisture and ash content such as coal are high, then the content of organic matter is just few, thus calorific value is low, (1) moisture, coal Moisture has inherent moisture and two kinds of free moisture, and free moisture, which refers to, to be exploited, transport, is attached to coal particle surface in washing process With the water in crack, inherent moisture refers to absorption or condenses upon the water in coal particle internal capillary hole, and moisture content is higher, coal Economic value is lower, and the moisture of coal is storing coal, transport, processes and refers to that coal is complete using (2) pit ash that has an impact The yield of residue after burning, pit ash are divided into fixed ash and two kinds of external ash content, and fixed ash refers to coal in coal-forming mistake Mixed dirt in journey, external ash content refer to that coal is being exploited, transport, mixed dirt, i.e. spoil during storage, It can be removed by washing method, and pit ash is higher, and quality is poorer, and calorific value is lower, and pit ash height adds coal Work and utilization adversely affect (3) volatile matter, and the volatile matter of coal refers to coal in the container with air exclusion under certain high temperature It is heated to after a certain period of time, from decompositing the liquid (steam condition) come in coal and gas subtracts the product after its moisture, coal Volatile matter is higher, and the degree of coalification of coal is lower, easier in burning to light (4) fixed carbon, the fixed carbon of coal refer to coal every Remaining residual substance subtracts the product after its ash content after organic matter pyrolytic under conditions of exhausted air, and main component is carbon member Element may determine that the degree of coalification of coal according to fixed carbon content, and fixed carbon content is higher, and volatile matter is lower, and degree of coalification is higher, Fixed carbon content is high, and the calorific value of coal is also higher, and the processing performance of coal includes the cohesiveness of coal, and calorific value, chemical activity, heat is surely It is qualitative, grindability, paste-forming properties,
The classification of coal, countries in the world use different standards, China standard GB/T 5751-2009 to the classification of coal " Chinese Coal Classification " is the standard using degree of coalification and processing performance as classification, and coal is divided into anthracite, bituminous coal and brown Coal three categories, anthracite make the index of degree of coalification with dry ash free basis volatile matter and dry ash free basis hydrogen content to distinguish smokelessly The group of coal, i.e., smokeless No.1, smokeless No. two and smokeless No. three.Bituminous coal determines classification using two parameters, and one is characterization The parameter of bituminous coal degree of coalification, the other is the characterization close-burning parameter of bituminous coal, the parameter of bituminous coal degree of coalification is using dry nothing Grey base volatilization is allocated as index, the close-burning parameters selection caking index of bituminous coal and maximum thick ness of plastic layer or difficult to understand Ah's dilation work refers to Mark distinguishes classification, i.e. meager coal, meager lean coal, lean coal, coking coal, rich coal, gas rich coal, bottle coal, in stick coal, non caking coal, jet coal,
There is very big difference using the composition and property of the various coals in different regions, the magnetism of coal particle is different or on the contrary, a certain Regional ribbing is just magnetic, and another negative magnetism in area ribbing or a certain negative magnetism in regional ribbing, another area ribbing is just magnetic, coal Particle electrically different or on the contrary, a certain area ribbing positive electricity, another area ribbing negative electricity or a certain regional ribbing negative electricity, separately One regional ribbing positive electricity, the coal in a certain area can adsorb another regional coal, reach depositing dust effect, obtain a certain regional coal absorption The coal dust that another area coal generates, shanxi coal transport to the Inner Mongol, and shanxi coal adsorbs coal dust or the Inner Mongol caused by the shungite of Inner Mongol Coal transports to Shanxi, and Inner Mongol shungite adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Shaanxi, and shanxi coal absorption Shaanxi coal is produced Raw coal dust or Shaanxi coal transports to Shanxi, and Shaanxi coal adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Xinjiang, shanxi coal Coal dust caused by absorption Xinjiang coal or Xinjiang coal transport to Shanxi, and Xinjiang coal adsorbs coal dust caused by shanxi coal, shanxi coal fortune To Guizhou, shanxi coal adsorbs coal dust caused by Guizhou coal or Guizhou coal transports to Shanxi, and Guizhou coal adsorbs caused by shanxi coal Coal dust, shanxi coal transport to Ningxia, and coal dust caused by shanxi coal absorption Ningxia coal or Ningxia coal transport to Shanxi, the absorption of Ningxia coal Coal dust caused by shanxi coal, shanxi coal transport to Shandong, and coal dust caused by shanxi coal absorption Shandong coal or Shandong coal transport to mountain West, Shandong coal adsorb coal dust caused by shanxi coal, and shanxi coal transports to Yunnan, and shanxi coal adsorbs the coal dust that Yunnan coal generates, or Yunnan coal transports to Shanxi, and Yunnan coal adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Henan, and shanxi coal adsorbs Henan coal institute The coal dust or Henan coal of generation transport to Shanxi, and Henan coal adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Anhui, Shanxi Coal dust caused by coal absorption Anhui coal or Anhui coal transport to Shanxi, and Anhui coal adsorbs coal dust caused by shanxi coal, shanxi coal Heilungkiang is transported to, coal dust caused by shanxi coal absorption Heilungkiang coal or Heilungkiang coal transport to Shanxi, and Heilungkiang coal adsorbs Shanxi Coal dust caused by coal, Inner Mongol shungite transport to Shaanxi, and coal dust caused by Inner Mongol shungite absorption Shaanxi coal or Shaanxi coal are transported to interior Mongolia, Shaanxi coal adsorb coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Xinjiang, and Inner Mongol shungite adsorbs produced by the coal of Xinjiang Coal dust or Xinjiang coal transport to the Inner Mongol, Xinjiang coal adsorbs coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Guizhou, interior Coal dust caused by Mongolian coal absorption Guizhou coal or Guizhou coal transport to the Inner Mongol, and Guizhou coal adsorbs coal caused by the shungite of Inner Mongol Dirt, Inner Mongol shungite transport to Ningxia, and coal dust caused by Inner Mongol shungite absorption Ningxia coal or Ningxia coal transport to the Inner Mongol, Ningxia coal Coal dust caused by the shungite of Inner Mongol is adsorbed, Inner Mongol shungite transports to Shandong, and Inner Mongol shungite adsorbs coal dust or mountain caused by the coal of Shandong Eastern coal transports to the Inner Mongol, and Shandong coal adsorbs coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Yunnan, and Inner Mongol shungite adsorbs cloud Coal dust caused by southern coal or Yunnan coal transport to the Inner Mongol, and Yunnan coal adsorbs coal dust caused by the shungite of Inner Mongol, Inner Mongol shungite fortune To Henan, Inner Mongol shungite adsorbs coal dust caused by the coal of Henan or Henan coal transports to the Inner Mongol, and Henan coal adsorbs Inner Mongol shungite institute The coal dust of generation, Inner Mongol shungite transport to Anhui, and coal dust caused by Inner Mongol shungite absorption Anhui coal or Anhui coal transport to Inner Mongol Gu, Anhui coal adsorb coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Heilungkiang, and shungite absorption Heilungkiang coal in Inner Mongol is produced Raw coal dust or Heilungkiang coal transports to the Inner Mongol,
Heilungkiang coal adsorbs coal dust caused by the shungite of Inner Mongol, and Shaanxi coal transports to Xinjiang, and coal absorption Xinjiang coal in Shaanxi is produced Raw coal dust or Xinjiang coal transports to Shaanxi, and Xinjiang coal adsorbs coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Guizhou, Shaanxi coal Coal dust caused by absorption Guizhou coal or Guizhou coal transport to Shaanxi, and Guizhou coal adsorbs coal dust caused by the coal of Shaanxi, Shaanxi coal fortune To Ningxia, Shaanxi coal adsorbs coal dust caused by the coal of Ningxia or Ningxia coal transports to Shaanxi, and Ningxia coal adsorbs caused by the coal of Shaanxi Coal dust, Shaanxi coal transport to Shandong, and coal dust caused by Shaanxi coal absorption Shandong coal or Shandong coal transport to Shaanxi, the absorption of Shandong coal Coal dust caused by the coal of Shaanxi, Shaanxi coal transport to Shandong, and coal dust caused by Shaanxi coal absorption Shandong coal or Shandong coal transport to Shan West, Shandong coal adsorb coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Yunnan, and Shaanxi coal adsorbs coal dust caused by the coal of Yunnan, Or Yunnan coal transports to Shaanxi, Yunnan coal adsorbs coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Henan, and Shaanxi coal adsorbs Henan coal Generated coal dust or Henan coal transport to Shaanxi, and Henan coal adsorbs coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Anhui, Shan Coal dust caused by western coal absorption Anhui coal or Anhui coal transport to Shaanxi, and Anhui coal adsorbs coal dust caused by the coal of Shaanxi, Shaanxi Coal transports to Heilungkiang, and coal dust caused by Shaanxi coal absorption Heilungkiang coal or Heilungkiang coal transport to Shaanxi, and Heilungkiang coal adsorbs Shan Coal dust caused by western coal, Xinjiang coal transport to Guizhou, and coal dust caused by Xinjiang coal absorption Guizhou coal or Guizhou coal are transported to newly Boundary, Guizhou coal adsorb coal dust caused by the coal of Xinjiang, and Xinjiang coal transports to Ningxia, and Xinjiang coal adsorbs coal dust caused by the coal of Ningxia, Or Ningxia coal transports to Xinjiang, Ningxia coal adsorbs coal dust caused by the coal of Xinjiang, and Xinjiang coal transports to Shandong, and Xinjiang coal adsorbs Shandong coal Generated coal dust or Shandong coal transport to Xinjiang, and Shandong coal adsorbs coal dust caused by the coal of Xinjiang, and Xinjiang coal transports to Yunnan, newly Coal dust caused by boundary coal absorption Yunnan coal or Yunnan coal transport to Xinjiang, and Yunnan coal adsorbs coal dust caused by the coal of Xinjiang, Xinjiang Coal transports to Henan, and coal dust caused by Xinjiang coal absorption Henan coal or Henan coal transport to Xinjiang, and coal absorption Xinjiang coal in Henan is produced Raw coal dust, Xinjiang coal transport to Anhui, and coal dust caused by Xinjiang coal absorption Anhui coal or Anhui coal transport to Xinjiang, Anhui coal Coal dust caused by the coal of Xinjiang is adsorbed, Xinjiang coal transports to Heilungkiang, and Xinjiang coal adsorbs coal dust or black dragon caused by the coal of Heilungkiang River coal transports to Xinjiang, and Heilungkiang coal adsorbs coal dust caused by the coal of Xinjiang, and Guizhou coal transports to Ningxia, and Guizhou coal adsorbs Ningxia coal institute The coal dust or Ningxia coal of generation transport to Guizhou, and Ningxia coal adsorbs coal dust caused by Guizhou coal, and Guizhou coal transports to Shandong, Guizhou Coal dust caused by coal absorption Shandong coal or Shandong coal transport to Guizhou, and Shandong coal adsorbs coal dust caused by Guizhou coal, Guizhou coal Yunnan is transported to, coal dust caused by Guizhou coal absorption Yunnan coal or Yunnan coal transport to Guizhou, and Yunnan coal adsorbs produced by Guizhou coal Coal dust, Guizhou coal transports to Henan, and coal dust caused by Guizhou coal absorption Henan coal or Henan coal transport to Guizhou, and Henan coal is inhaled Coal dust caused by attached Guizhou coal, Guizhou coal transport to Anhui, and coal dust caused by Guizhou coal absorption Anhui coal or Anhui coal are transported to Guizhou, Anhui coal adsorb coal dust caused by Guizhou coal, and Guizhou coal transports to Heilungkiang, and Guizhou coal adsorbs caused by the coal of Heilungkiang Coal dust or Heilungkiang coal transport to Guizhou, and Heilungkiang coal adsorbs coal dust caused by Guizhou coal, and Ningxia coal transports to Shandong, Ningxia coal Coal dust caused by absorption Shandong coal or Shandong coal transport to Ningxia, and Shandong coal adsorbs coal dust caused by the coal of Ningxia, Ningxia coal fortune To Yunnan, Ningxia coal adsorbs coal dust caused by the coal of Yunnan or Yunnan coal transports to Ningxia, and Yunnan coal adsorbs caused by the coal of Ningxia Coal dust, Ningxia coal transport to Henan, and coal dust caused by Ningxia coal absorption Henan coal or Henan coal transport to Ningxia, the absorption of Henan coal Coal dust caused by the coal of Ningxia, Ningxia coal transport to Anhui, and coal dust caused by Ningxia coal absorption Anhui coal or Anhui coal are transported to rather Summer, Anhui coal adsorb coal dust caused by the coal of Ningxia, and Ningxia coal transports to Heilungkiang, and Ningxia coal adsorbs coal caused by the coal of Heilungkiang Dirt or Heilungkiang coal transport to Ningxia, and Heilungkiang coal adsorbs coal dust caused by the coal of Ningxia, and Shandong coal transports to Yunnan, and Shandong coal is inhaled Coal dust caused by attached Yunnan coal or Yunnan coal transport to Shandong, and Yunnan coal adsorbs coal dust caused by the coal of Shandong, and Shandong coal is transported to Yunnan, Shandong coal adsorbs coal dust caused by the coal of Yunnan or Yunnan coal transports to Shandong, and Yunnan coal adsorbs coal caused by the coal of Shandong Dirt, Shandong coal transport to Henan, and coal dust caused by Shandong coal absorption Henan coal or Henan coal transport to Shandong, and Henan coal adsorbs mountain Coal dust caused by eastern coal, Shandong coal transport to Anhui, and coal dust caused by Shandong coal absorption Anhui coal or Anhui coal transport to mountain East, Anhui coal adsorb coal dust caused by the coal of Shandong, and Shandong coal transports to Heilungkiang, and Shandong coal adsorbs coal caused by the coal of Heilungkiang Dirt or Heilungkiang coal transport to Shandong, and Heilungkiang coal adsorbs coal dust caused by the coal of Shandong, and Yunnan coal transports to Henan, and Yunnan coal is inhaled Coal dust caused by attached Henan coal or Henan coal transport to Yunnan, and Henan coal adsorbs coal dust caused by the coal of Yunnan, and Yunnan coal is transported to Anhui, Yunnan coal adsorbs coal dust caused by the coal of Anhui or Anhui coal transports to Yunnan, and Anhui coal adsorbs coal caused by the coal of Yunnan Dirt, Yunnan coal transport to Heilungkiang, and coal dust caused by Yunnan coal absorption Heilungkiang coal or Heilungkiang coal transport to Yunnan, Heilungkiang Coal adsorbs coal dust caused by the coal of Yunnan, and Henan coal transports to Anhui, and Henan coal adsorbs coal dust or Anhui coal caused by the coal of Anhui Henan is transported to, Anhui coal adsorbs coal dust caused by the coal of Henan, and Henan coal transports to Heilungkiang, and coal absorption Heilungkiang coal in Henan is produced Raw coal dust or Heilungkiang coal transports to Henan, and Heilungkiang coal adsorbs coal dust caused by the coal of Henan, and Anhui coal transports to Heilungkiang, Coal dust caused by Anhui coal absorption Heilungkiang coal or Heilungkiang coal transport to Anhui, and Heilungkiang coal adsorbs caused by the coal of Anhui Coal dust,
Using the difference of coal and metallic ore composition and property, there is very big difference using the composition and property of the various coals in different regions It is different, coal particle magnetism it is different from certain metallic ore or on the contrary, it is a certain area ribbing it is just magnetic, certain metallic ore band bear magnetism or certain The negative magnetism in one regional ribbing, certain metallic ore band is just magnetic, and the electrical property of coal particle is different from certain metallic ore or on the contrary, a certain regional coal Positively charged, certain metallic ore is negatively charged or a certain regional ribbing negative electricity, certain metallic ore is positively charged, and the coal in a certain area can adsorb The mine dust that certain metallic ore generates when digging up mine, reaches depositing dust effect, adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper with shanxi coal Mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, Rare Earth Mine institute The mine dust of generation, reaches depositing dust effect, adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc with Inner Mongol shungite Mine, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine, Reach depositing dust effect, adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten with Shaanxi coal Mine, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, use Xinjiang coal adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum Mine, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, adsorb iron ore with Guizhou coal, Manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver Mine, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, adsorb iron ore with Ningxia coal, manganese ore, chrome ore, navajoite, Titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine are dilute Mine dust caused by native mine, reach depositing dust effect, with Shandong coal adsorb iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, Zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine caused by Rare Earth Mine Dirt, reaches depositing dust effect, adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt with Yunnan coal Mine, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust work With with Henan coal absorption iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury Mine, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, are adsorbed with Anhui coal Iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold Mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, adsorb iron ore, manganese ore, chromium with Heilungkiang coal Mine, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium Mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect,
Using the difference of coal and nonmetallic ore composition and property, have using the composition and property of the various coals in different regions very big The magnetism of difference, coal particle is different from certain nonmetallic ore or on the contrary, a certain area ribbing is just magnetic, certain another nonmetallic ore band is negative The negative magnetism of magnetism or a certain regional ribbing, certain another nonmetallic ore band is just magnetic, the electrical property of coal particle with certain nonmetallic ore not With or on the contrary, a certain area ribbing positive electricity, certain another nonmetallic ore is negatively charged or a certain regional ribbing negative electricity, certain another non-gold Belong to mine belt positive electricity, obtains the mine dust that a certain regional coal adsorbs the generation of certain nonmetallic ore, reach depositing dust effect, with shanxi coal ADSORPTION OF GOLD Hard rock mine, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, Limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, with Inner Mongol shungite ADSORPTION OF GOLD hard rock mine, graphite ore, Crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, white clouds 91 kinds of nonmetallic mine dusts such as rock mine, reach depositing dust effect, with Shaanxi coal adsorb Diamond Deposit, graphite ore, crystal mine, corundum mine, Asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of non-gold such as dolomite mine Belong to mine dust, reach depositing dust effect, with Xinjiang coal adsorb Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust Effect adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, treasured with Guizhou coal Stone ore, jade mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, are inhaled with Ningxia coal Attached Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, Ma Nao mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, adsorb Diamond Deposit, graphite with Shandong coal Mine, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit are white 91 kinds of nonmetallic mine dusts such as cloud rock mine, reach depositing dust effect, adsorb Diamond Deposit, graphite ore, crystal mine, corundum with Yunnan coal Mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of dolomite mine etc. non- Metal mine dust, reaches depositing dust effect, adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, mica with Henan coal Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach Depositing dust effect adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite with Anhui coal Mine, jewel mine, jade mine, 91 kinds of nonmetallic mine dusts such as agate mine, limestone deposit, dolomite mine reach depositing dust effect, with black dragon River coal adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade Mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, in manufacture of cement, using not With the composition and nature difference of the various coals in area, the magnetism of coal particle it is different with the primary raw material of manufacture of cement magnetism or on the contrary, A certain area ribbing is just magnetic, the negative magnetism of the primary raw material band of manufacture of cement or a certain negative magnetism in regional ribbing, manufacture of cement Primary raw material band is just magnetic, coal particle and the primary raw material of manufacture of cement electrically different or on the contrary, a certain regional ribbing positive electricity, The primary raw material of manufacture of cement is negatively charged or a certain regional ribbing negative electricity, and the primary raw material of manufacture of cement is positively charged, a certain area Coal can adsorb the dust that the primary raw material of manufacture of cement generates in process of production, reach depositing dust effect, obtain a certainly The dust that the primary raw material of area's coal absorption manufacture of cement generates in process of production, it is main that calcareous raw material, which refers to calcium carbonate, The lime stone of ingredient, marl, chalk and shell etc., lime stone are the primary raw materials of manufacture of cement, and glutinous earthy raw materials mainly mention For a small amount of ingredient in clinker, natural clay matter raw material has loess, clay, shale, siltstone and river silt etc., wherein yellow Soil and clay are with the most use, in addition, the industrial residues such as gangue, clay matter is finely divided sedimentary rock, by not there are also flyash With mineral composition and other hydrated aluminium silicates, with lime stone, marl, chalk and shellfish in shanxi coal absorption cement production process Shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica, Reach depositing dust effect, with Inner Mongol shungite absorption cement production process in lime stone, marl, chalk and shell, loess, clay, Shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, Lime stone, marl, chalk and shell in cement production process, loess, clay, shale, siltstone and river are adsorbed with Shaanxi coal Mud, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, adsorb cement with Xinjiang coal Lime stone in production process, marl, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue, Kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, with lime stone in Guizhou coal absorption cement production process, Marl, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, water Dirt caused by mica reaches depositing dust effect, with lime stone, marl, chalk and shellfish in Ningxia coal absorption cement production process Shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica, Reach depositing dust effect, with lime stone, marl, chalk and shell, loess, clay, page in Shandong coal absorption cement production process Rock, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, use Yunnan coal adsorbs lime stone, marl, chalk and shell in cement production process, loess, clay, shale, siltstone and river silt, Flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, raw with Henan coal absorption cement Lime stone during production, marl, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue are high Ridge is native, montmorillonite, dirt caused by hydromica, reaches depositing dust effect, with lime stone, mud in Anhui coal absorption cement production process Limestone, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, water cloud Dirt caused by mother reaches depositing dust effect, with lime stone, marl, chalk and shellfish in Heilungkiang coal absorption cement production process Shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica, Reach depositing dust effect,
It is less than or equal to 2.5 microns of particle with diameter in coal dust degradation earth atmosphere, reaches and administer air pollution depositing dust Effect is less than or equal to 2.5 microns of particle with diameter in coal particle degradation earth atmosphere, reaches and administer air pollution depositing dust work With for the diameter of coal dust less than 1 millimeter, the diameter of coal particle is greater than 1 millimeter.
8. claim 5, claim 6, claim 7, coal according to any one of claims 8 is as drop according to claim 3 The production method of dirt material makes coal have depositing dust property, and the depositing dust property of coal, which is shown, there is absorption to make some other substance With the depositing dust property of the strong and weak coal of suction-operated is described, and the depositing dust property index system of complete coal is established, with the grain of coal The power of the depositing dust property of size and porosity size reflection coal is spent, Study on Coal partial size is greater than the dust-laying effect of 1 millimeter or more coal, Study on Coal partial size uses coal particle as depositing dust material less than the dust-laying effect of 1 millimeter or less coal, and coal particle includes made of coal The partial size of drop in emulsion, the bubble of the liquid made of coal, the solids of coal, coal particle is greater than 1 millimeter or more, uses For coal dust body as depositing dust material, coal dust body includes the drop in the emulsion made of coal, the bubble of the liquid made of coal, coal Solids, the partial size of coal dust body is less than 1 millimeter hereinafter, coal particle is smaller, and solubility is bigger, and fusing point is lower, and chemical potential is got over Peculiar variation can occur for height, the light of ultra-fine coal particle, electricity, magnetic, the features such as heat, and coal dust body is solid when static, is filled with air When quasi-fluid, there are certain properties of gas again when being suspended in gas, with coal make depositing dust material when, change coal particle Size, such as 1 millimeter of coal particle partial size or more, 1.5 millimeters of coal particle partial size or more, 2 millimeters of coal particle partial size with first-class, coal it is molten Xie Du, fusing point, the influence of the variation of chemical potential to the dust-laying effect of coal change the size of coal dust body, and such as 1 millimeter of coal diameter of particle Hereinafter, 0.5 millimeter of coal diameter of particle is hereinafter, coal diameter of particle, 0.05 millimeter hereinafter, 0.01 millimeter of coal diameter of particle hereinafter, coal Diameter of particle, 0.001 millimeter hereinafter, coal diameter of particle, at 0.0001 millimeter or less, the light of coal, electricity, magnetic, the changing features such as heat Influence to the dust-laying effect of coal changes the feature of coal partial size and coal dust body, reaches and attract each other or adsorb between coal and coal, or Attract and occur simultaneously with absorption, reach and attract each other or adsorb between mine dust and dust caused by coal and metallic ore, or attracts With absorption occur simultaneously, reach and attract each other or adsorb between mine dust and dust caused by coal and nonmetallic ore, or attract with It adsorbs while occurring, reach and attract each other or adsorb between dirt and dust caused by coal and steamed dumplings stalk, or attract same with absorption Shi Fasheng is attracted each other or is adsorbed between generated dirt and dust when reaching coal and production cement, or attracts with absorption simultaneously Occur, attract each other or adsorb between generated dirt and dust when reaching coal and production chemical materials, or attracts same with absorption Shi Fasheng is attracted each other or is adsorbed between generated dirt and dust when reaching coal and production timber, or attracts with absorption simultaneously Occur, attract each other or adsorb between generated dirt and dust when reaching coal and production other materials, or attracts same with absorption Shi Fasheng.
9. nanometer materials, which are made, in coal improves the calorific value of coal and other economic values of coal, the inherent water of coal is reduced Point, pit ash is reduced, the volatile matter of coal is improved, improves carbon content in coal essence content,
Nanometer materials are made in coal and carry out depositing dust, increase the porosity and voidage of coal by artificial means, enhance coal Dust-laying effect carbon is added, carbon is also made nanometer materials, carbon atom is made with coal when nanometer materials are made in coal Nanometer materials mix, and improve the calorific value of coal,
The ratio between pore volume and the total volume of coal of coal are known as porosity or the porosity, are indicated with %, it is also possible to unit matter Pore volume (cm3/g) that the coal of amount is included indicates.The calculation formula of porosity,
Porosity=(real density-apparent density)/real density × 100%,
Pore classification in coal,
Micropore-its diameter < 10-5mm, it constitutes the absorption volume in coal, (accounting for 50% or more)
Its diameter=10-5~10-4mm of aperture-, it constitutes capillary condensation and gas diffusion space；(account for 28% with On),
Its diameter=10-4~10-3mm of mesoporous-, it constitutes slow laminar flow and permeates section,
Its diameter=10-3~10-1mm of macropore-, it constitutes strong laminar flow infiltration section, and is decided by have strong broken The failure mechanics of bad structure coal,
It can be seen that hole and crack --- its diameter > 10-1mm, it constitutes the section of laminar flow and turbulent mixture infiltration, and determines The macroscopic view of coal (hard and middle hard coal) failure mechanics,
It permeates volume: generally the sum of aperture to the pore volume in visible hole being known as to permeate volume,
The sum of absorption volume and infiltration volume: being known as total pore size volume by total pore size volume,
Coal hole and surface area,
Coal is pore-body, wherein containing a large amount of surface area.Micro pore surface area will account for 97% or more of whole table area, (aperture accounts for 2.5%, 0.2%) mesoporous accounts for
The principal element of coal pore characteristic,
The pore characteristic of coal and degree of coalification, geology extent of the destruction and the close phase of the factors such as crustal stress property and its size It closes,
When finding out the micropore-of different regions coal its diameter < 10-5mm, the suction of the adsorpting characteristic curve of coal and corresponding coal Attached power index,
The porosity and voidage for increasing coal by artificial means, enhance the dust-laying effect of coal, can be used by artificial means Following manner realization,
For coal mine composition granule in crushing process, mechanical force can induce the change that coal particle generates a series of physical chemical property Change, the variation of (1) dispersion degree, the method for characterization coal particle dispersion degree is to measure the specific surface area of coal body system, starts coal when coal-grinding The dispersion degree of particle and ore grinding time are linear, and the specific surface area of coal particle and ore grinding time have exponent relation later, then Afterwards, the dispersion degree increment of coal particle is negative value, and coal particle surface the structural unit of the unsaturated field of force and electrification occurs, makes coal particle In unstable upper state, just reunites under weaker graviational interaction, keep particle thicker, fine grinding, Ultrafine Grinding is drawn The crystal structure risen, a series of mechanical force and chemical phenomenons such as physicochemical properties and chemical reaction occur mainly in this stage. (2) solubility and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal increase, right after coal particle refinement The mechanical activation of coal acts on (3) variable density that also has an impact, dry method coal-grinding particle, and coal mineral density reduces, wet grinding mill coal particle, Coal mineral density reduces, and the electrical variation of (4) coal particle, Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior And the adsorption capacity of semiconductor property (5) coal particle surface, coal particle is pulverized, occurs unsaturated bond and electrification on the plane of disruption Structural unit, cause coal particle to be in unstable upper state, thus increase coal particle activity, improve adsorption energy Power, mechanical activation effect promote the raising (6) of coal mine object adsorption to cause the exchange of coal particle mineral ion or diadochy Change (7) cause the variation of coal particle surface free energy,
Coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, electricity, The energy of magnetic, heat, the forms such as radiation is the same, can also cause the variation of chemistries, the substance that this mechanical force induces Chemical reaction, referred to as mechano-chemical reation, carrying out mechanical force to coal can be crushed and be ground to coal, be crushed to coal And grinding can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, is set to coal using mechanical force Have a boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher, to coal into one The broken workable equipment of step has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, impact type Crusher, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, turns Tube mill, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium are heavy Sand mill, roll squeezer, overhang roll type mill,
Light is applied to coal solid particle, electricity, magnetic is warm, and the energy of the forms such as radiation causes coal particle chemistries Variation, causes coal particle molecular structure to change, coal particle atomic structure is caused to change, cause coal particle crystal structure It changes, the coal particle porosity and voidage increase after making variation have depositing dust property.
10. according to coal feature, when using coal as depositing dust material, according to the coal dust generated for certain areas coal, certain gold Belong to the mine dust that ore generates, the mine dust that certain nonmetallic ore generates, the dust that when manufacture of cement generates, by the drop of the depositing dust of raw coal Dirt effect needs to carry out washing to raw coal, and raw coal has been mixed into various dirts in process of production, in exploitation and transportational process In be inevitably mixed into the rock and other impurity (timber, metal and cement components) of top plate and bottom plate again, coal is uneven Mixture, be made of organic substance and inorganic substances two parts, coal separation is the object using coal physics different from other materials Reason-chemical property mechanically removes the impurity in raw coal in coal preparation plant, to reduce the impurity in raw coal, while coal By depositing dust quality, specification is divided into various products, is machined to coal, to adapt to coal to different regions, different minerals (metal Mine and nonmetallic ore) depositing dust that serves,
In the shattering process of raw coal, mechanical equipment used has, crusher, jaw crusher, and duplex plate Bu Laike is broken Machine, single toggle crusher, gyratory crusher, garden conic crusher, disc type gyratory crusher, Rhonda crusher, roll-type are broken Broken machine, impact crusher, Ba Make crusher, roll crusher, during raw coal mill, mechanical equipment used has, respectively Kind grinding machine, rotating cylinder grinding machine, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill stir Mix medium sand setting grinding machine, roll squeezer, overhang roll type mill, the sieve in raw coal screening process has, reciprocating sieve, slanted screen, glazing bar Sieve, horizontal screen, resonance screens, dewatering screen, combination sieve, Mo Gensang sieve, high-frequency screen, regeneration ore pulp sieve, gravity flow screen, bar screen, roller Sieve, spiral screen, roller picker, relaxation sieve, circular vibrating screen, sieve bend is linear to sieve, various compass screen surfaces, the fixed compass screen surface of bolt, tension compass screen surface, From French metal compass screen surface, tensioning rubber pad and polyurethane pad compass screen surface, assemble compass screen surface, woven wire screen compass screen surface, in coal classification In the process, mechanical equipment used has, with all kinds of graders, hydraulic classifier, horizontal mipmap machine, cone classifier, mechanical classification Machine, cake formula grader, spiral classifier, hydrocyclone handle raw coal using gravity separation method, and device therefor has jigging machine, with solution From coal grain and the raw coal for teaching weight spoil to form, with sharp contracting chute and separating cone, with spiral chute, shaking table, air table is double Layer ore separators, centrifugal ore separator, coal preparation method have, coal jigging, heavy media coal separation, coal floatation, table separation, aqueous medium rotation Flow device coal separation, inclined trough washing, helicla flute coal separation, hindered bed separator coal separation, combined type dry coal separation.
11. changing the chemical composition and chemical structure of coal, the calorific value of coal and other economic values of coal are improved, reduces coal Inherent moisture, reduce pit ash, improve the volatile matter of coal, improve carbon content in coal essence content, carbon atom is added in coal, is made Carbon atom is combined with elements other in coal particle, improves the calorific value of coal, changes the chemical composition and chemical structure of coal, enhancing The magnetism of coal particle, electrically, adsorptivity increase the porosity and voidage of coal, and coal is made to become the material for capableing of depositing dust, coal Structure mainly includes both sides content: first is that the chemical structure of the coal i.e. molecular structure of coal；Second is that the physical structure of coal is divided Stacking provisions and pore structure between son change carbon content in coal, oxygen, hydrogen, nitrogen, sulphur, the chemical composition that 6 kinds of elements of phosphorus combine each other With chemical structure, change fluorine a small amount of in coal, chlorine, arsenic, boron, lead, the chemical composition and chemistry knot that the elements such as mercury form each other Structure changes fluorine a small amount of in coal, and chlorine, arsenic, boron, lead, the elements such as mercury and carbon, oxygen, hydrogen, nitrogen, sulphur, 6 kinds of elements of phosphorus combine each other Chemical composition and chemical structure, change coal in form micro germanium, gallium, vanadium, the mutual chemical group of the rare elements such as uranium At with chemical structure, change in coal and form micro germanium, gallium, vanadium, the rare elements such as uranium and carbon, oxygen, hydrogen, nitrogen, sulphur, 6 kinds of phosphorus The chemical composition and chemical structure that element combines each other change in coal and form micro germanium, gallium, vanadium, the rare elements such as uranium With fluorine a small amount of in coal, chlorine, arsenic, boron, lead, the chemical composition and chemical structure that the elements such as mercury combine each other, coal mine composition granule In crushing process, mechanical force can induce coal particle generate a series of physical chemical property variation, the variation of (1) dispersion degree, The method of characterization coal particle dispersion degree is to measure the specific surface area of coal body system, when starting the dispersion degree and ore grinding of coal particle when coal-grinding Between it is linear, the specific surface area of coal particle and ore grinding time have exponent relation later, then after, the dispersion degree increment of coal particle For negative value, there is the structural unit of the unsaturated field of force and electrification, coal particle is made to be in unstable upper state in coal particle surface, Just reunion, keeps particle thicker under weaker graviational interaction, fine grinding, crystal structure caused by Ultrafine Grinding, physical chemistry A series of mechanical force and chemical phenomenons such as property and chemical reaction occur mainly in this stage.(2) solubility and rate of dissolution, coal After solid particle refinement, the solubility and rate of dissolution of coal increase, and after coal particle refinement, also have shadow to the mechanical activation effect of coal (3) variable density, dry method coal-grinding particle are rung, coal mineral density reduces, and wet grinding mill coal particle, coal mineral density reduces, (4) coal The electrical variation of grain, Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior and semiconductor property (5) coal particle table The adsorption capacity in face, coal particle is pulverized, occurs the structural unit of unsaturated bond and electrification on the plane of disruption, causes at coal particle In unstable upper state, to increase coal particle activity, adsorption ability is improved, mechanical activation effect promotes coal mine object The raising (6) of adsorption causes the exchange of coal particle mineral ion or the change (7) of diadochy to cause coal particle surface certainly By the variation of energy
Coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, electricity, The energy of magnetic, heat, the forms such as radiation is the same, can also cause the variation of chemistries, the substance that this mechanical force induces Chemical reaction, referred to as mechano-chemical reation, carrying out mechanical force to coal can be crushed and be ground to coal, be crushed to coal And grinding can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, is set to coal using mechanical force Have a boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher, to coal into one The broken workable equipment of step has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, impact type Crusher, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, turns Tube mill, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium are heavy Sand mill, roll squeezer, overhang roll type mill,
Light is applied to coal solid particle, electricity, magnetic is warm, and the energy of the forms such as radiation causes coal particle chemistries Variation, causes coal particle molecular structure to change, coal particle atomic structure is caused to change, cause coal particle crystal structure It changes, the coal particle after making variation has depositing dust property, applies luminous intensity to coal solid particle and reaches 10cd or more light intensity Spend abbreviation light intensity, international unit is that candela (candela) writes a Chinese character in simplified form cd, to coal solid particle apply electric strength up to 10V/m or 10N/C or more, unit lie prostrate every meter (V/m) or the every library of ox (N/C), apply magnetic intensity to coal solid particle and reach 10GS or 10T or more Magnetic induction unit has Gauss (GS), and milli is special (mT), tesla (T), and coal solid particle applies calorific intensity and reaches 100Kcal or more, Or 1 (kw) or more, kilocalorie (Kcal), ton evaporation capacity (t), watt (w), kilowatt (kw), radiation intensity is applied to coal solid particle and is reached 10W/m2More than, radiant force refers to the whole that object per surface area is launched to all directions of hemispherical space in the unit time The total amount of the radiation energy of wavelength, its conventional unit are W/m2, have to the equipment of coal application luminous intensity, solid-state gyrolaser, High-pressure microwave plasma exciter, the equipment for applying electric strength to coal to coal have, and enhancing suspendability liquid applies electricity Lotus equipment, the equipment for applying magnetic intensity to coal to coal have, and magnaflux applies the method and circumferential magnetization of magnetic field strength, to coal The equipment for applying calorific intensity has, high frequency heating equipment, and high frequency is mutual between making material interior molecules using electromagnetic field of high frequency Fierceness collision generates high temperature, and the equipment for applying radiation intensity to coal has, and changes the equipment of the local strength of X-ray radiation, this sets Standby includes with multiple fillable absorption chambers with ferrofluid, x-ray filter, absorption chamber, the heap on X-ray radiation direction It arranges foldedly.In addition, x-ray filter includes multiple storage containers that can store ferrofluid in it.
12. the atom composed structure of the coal element of change group coal-forming, the crystal for changing coal element forms knot according to coal characteristic Structure improves the calorific value of coal and other economic values of coal, reduces the inherent moisture of coal, reduces pit ash, improves waving for coal Hair point improves carbon content in coal essence content, carbon is added in coal, combines carbon atom with elements other in coal particle, improves coal Calorific value, according to coal characteristic, the atom composed structure of the coal element of change group coal-forming, the crystal for changing coal element forms knot Structure enhances the magnetism of coal particle, and electrically, adsorptivity increases the porosity and voidage of coal, and coal is made to become the material for capableing of depositing dust Material changes carbon content in coal, oxygen, hydrogen, nitrogen, sulphur, the atomic structure or crystal composed structure or atom that 6 kinds of elements of phosphorus combine each other Structure is changed simultaneously with crystal composed structure, and a small amount of fluorine, chlorine, arsenic, boron, lead, the elements such as mercury form each other in change coal Atomic structure or crystal composed structure or atomic structure are changed simultaneously with crystal composed structure, a small amount of fluorine in change coal, chlorine, Arsenic, boron, lead, the elements such as mercury and carbon, oxygen, hydrogen, nitrogen, sulphur, the atomic structure or crystal that 6 kinds of elements of phosphorus combine each other form knot Structure or atomic structure are changed simultaneously with crystal composed structure, are changed in coal and are formed micro germanium, gallium, vanadium, the rare elements such as uranium Mutual atomic structure or crystal composed structure or atomic structure is changed simultaneously with crystal composed structure, changes institute's group in coal At micro germanium, gallium, vanadium, the rare elements such as uranium and carbon, oxygen, hydrogen, nitrogen, sulphur, atomic structure that 6 kinds of elements of phosphorus combine each other or Crystal composed structure or atomic structure are changed simultaneously with crystal composed structure, are changed in coal and are formed micro germanium, gallium, vanadium, uranium A small amount of fluorine, chlorine, arsenic, boron, lead, the atomic structure or crystal that the elements such as mercury combine each other form knot in equal rare elements and coal Structure or atomic structure are changed simultaneously with crystal composed structure,
For coal mine composition granule in crushing process, mechanical force can induce the change that coal particle generates a series of physical chemical property Change, the variation of (1) dispersion degree, the method for characterization coal particle dispersion degree is to measure the specific surface area of coal body system, starts coal when coal-grinding The dispersion degree of particle and ore grinding time are linear, and the specific surface area of coal particle and ore grinding time have exponent relation later, then Afterwards, the dispersion degree increment of coal particle is negative value, and coal particle surface the structural unit of the unsaturated field of force and electrification occurs, makes coal particle In unstable upper state, just reunites under weaker graviational interaction, keep particle thicker, fine grinding, Ultrafine Grinding is drawn The crystal structure risen, a series of mechanical force and chemical phenomenons such as physicochemical properties and chemical reaction occur mainly in this stage (2) solubility and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal increase, right after coal particle refinement The mechanical activation of coal acts on (3) variable density that also has an impact, dry method coal-grinding particle, and coal mineral density reduces, wet grinding mill coal particle, Coal mineral density reduces, and the electrical variation of (4) coal particle, Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior And the adsorption capacity of semiconductor property (5) coal particle surface, coal particle is pulverized, occurs unsaturated bond and electrification on the plane of disruption Structural unit, cause coal particle to be in unstable upper state, thus increase coal particle activity, improve adsorption energy Power, mechanical activation effect promote the raising (6) of coal mine object adsorption to cause the exchange of coal particle mineral ion or diadochy Change (7) cause the variation of coal particle surface free energy,
Coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, electricity, The energy of magnetic, heat, the forms such as radiation is the same, can also cause the variation of chemistries, the substance that this mechanical force induces Chemical reaction, referred to as mechano-chemical reation, carrying out mechanical force to coal can be crushed and be ground to coal, be crushed to coal And grinding can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, is set to coal using mechanical force Have a boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher, to coal into one The broken workable equipment of step has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, impact type Crusher, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, turns Tube mill, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium are heavy Sand mill, roll squeezer, overhang roll type mill,
Light is applied to coal solid particle, electricity, magnetic is warm, and the energy of the forms such as radiation causes coal particle chemistries Variation, causes coal particle molecular structure to change, coal particle atomic structure is caused to change, cause coal particle crystal structure It changes, the coal particle after making variation has depositing dust property, applies luminous intensity to coal solid particle and reaches 10cd or more light intensity Spend abbreviation light intensity, international unit is that candela (candela) writes a Chinese character in simplified form cd, to coal solid particle apply electric strength up to 10V/m or 10N/C or more, unit lie prostrate every meter (V/m) or the every library of ox (N/C), apply magnetic intensity to coal solid particle and reach 10GS or 10T or more Magnetic induction unit has Gauss (GS), and milli is special (mT), tesla (T), and coal solid particle applies calorific intensity and reaches 100Kcal or more, Or 1 (kw) or more, kilocalorie (Kcal), ton evaporation capacity (t), watt (w), kilowatt (kw), radiation intensity is applied to coal solid particle and is reached 10W/m2More than, radiant force refers to the whole that object per surface area is launched to all directions of hemispherical space in the unit time The total amount of the radiation energy of wavelength, its conventional unit are W/m2, have to the equipment of coal application luminous intensity, solid-state gyrolaser, High-pressure microwave plasma exciter, the equipment for applying electric strength to coal to coal have, and enhancing suspendability liquid applies electricity Lotus equipment, the equipment for applying magnetic intensity to coal to coal have, and magnaflux applies the method and circumferential magnetization of magnetic field strength, to coal The equipment for applying calorific intensity has, high frequency heating equipment, and high frequency is mutual between making material interior molecules using electromagnetic field of high frequency Fierceness collision generates high temperature, and the equipment for applying radiation intensity to coal has, and changes the equipment of the local strength of X-ray radiation, this sets Standby includes with multiple fillable absorption chambers with ferrofluid, x-ray filter, absorption chamber, the heap on X-ray radiation direction It arranges foldedly.In addition, x-ray filter includes multiple storage containers that can store ferrofluid in it.
13. changing the chemical composition and chemical structure of mixture in coal according to coal characteristic, change the atom of mixture in coal Composed structure, the crystal composed structure or atomic structure for changing coal element are changed simultaneously with crystal composed structure, improve the hair of coal Other economic values of heat and coal reduce the inherent moisture of coal, reduce pit ash, improve the volatile matter of coal, improve in coal Carbon essence content,
Carbon is added in coal, make carbon atom combined with elements other in coal particle or with the other element phases of mixture in coal In conjunction with improving the calorific value of coal, according to coal characteristic, change the chemical composition and chemical structure of mixture in coal, change in coal and mix The atom composed structure of object is closed, the crystal composed structure or atomic structure for changing coal element are changed simultaneously with crystal composed structure, Enhance the magnetism of coal particle, electrically, adsorptivity increases the porosity and voidage of coal, and coal is made to become the material for capableing of depositing dust. The inhomogenous mixture that coal substance is made of organic compound, inorganic mineral, the metallo-organic complex etc. of many complexity, Change mixture in coal, e.g., spoil, the molecular structure of yellow iron sulphur mine, atomic structure, crystal structure improves the dust-laying effect of coal, Chemical structure, that is, coal the molecular structure for changing coal, changes the i.e. intermolecular stacking provisions of physical structure and pore structure of coal, So that coal is become depositing dust material, improve the dust-laying effect of coal,
In crushing process, mechanical force can induce mixture in coal particle and coal and generate mixture in coal mine composition granule and coal The variation of a series of physical chemical property, the variation of (1) dispersion degree, the method for characterization coal particle dispersion degree are measurement coal body systems Specific surface area, start coal-grinding when coal particle dispersion degree and the ore grinding time it is linear, later the specific surface area of coal particle with The ore grinding time has exponent relation, then after, the dispersion degree increment of coal particle is negative value, and the unsaturated field of force and band occurs in coal particle surface The structural unit of electricity, makes coal particle be in unstable upper state, just reunites under weaker graviational interaction, becomes particle It is thick, fine grinding, crystal structure caused by Ultrafine Grinding, a series of mechanical force and chemical phenomenons such as physicochemical properties and chemical reaction Occur mainly in this stage.(2) solubility and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal Increase, after coal particle refinement, also have an impact (3) variable density to the effect of the mechanical activation of coal, dry method coal-grinding particle, coal mine object is close Degree reduces, wet grinding mill coal particle, and coal mineral density reduces, and the electrical variation of (4) coal particle, Mechanosensitive channels change coal The adsorption capacity of grain electric conductivity, surface electricity behavior and semiconductor property (5) coal particle surface, coal particle is pulverized, in the plane of disruption On there is the structural unit of unsaturated bond and electrification, cause coal particle to be in unstable upper state, to increase coal particle Activity, improves adsorption ability, and mechanical activation effect promotes the raising (6) of coal mine object adsorption to cause coal particle mineral The change (7) of ion exchange or diadochy causes the variation of coal particle surface free energy,
14. change the surface nature of coal mine object according to coal characteristic, improve the calorific value of coal and other economic values of coal, By the method and modifying agent of coal mineral surface modification, the inherent moisture of coal is reduced, pit ash is reduced, improves the volatilization of coal Point, carbon content in coal essence content is improved,
Carbon is added in coal, carbon atom is made to improve the calorific value of coal in conjunction with modified coal facies, according to coal characteristic, is changed The surface nature of coal mine object enhances the magnetism of coal particle, and electrically, adsorptivity increases the porosity and voidage of coal, enhances coal Generate the dust-laying effect between coal dust with coal, enhance the dust-laying effect between the mine dust that coal and certain metallic ore generate, enhancing coal with The dust-laying effect between mine dust that certain nonmetallic ore generates, enhances the depositing dust between the dust generated in coal and cement production process Effect enhances the particle that diameter in coal dust degradation earth atmosphere is less than or equal to 2.5 microns, reaches and administer air pollution depositing dust work With stronger, with the reduction of coal particle degree, then coal particle surface activity is also increased accordingly, and coal micronized particles have high surface Be it is various, have high chemical reactivity, high absorption capacity, high coherency, the adsorption property of Study on Coal micronized particles, Study on Coal Adsorption property on granular solids and solid two-phase interface, coal particle solid claim adsorbent, other solid particles being adsorbed claim Adsorbate, absorption are divided into physical absorption and chemisorption, and the essential distinction of the two is that whether there is or not electronics between adsorbate and adsorbent Transfer, studies the physical adsorption and chemical adsorption of coal particle, and Study on Coal particle surface modification enhances coal particle adsorption capacity, grinds Coal particle surface modifying agent processed, the granule modified method of Study on Coal develop coal particle reforming apparatus, using low energy primary particle, e.g., Photon, electronics, ion interact with coal particle surface, generate scattering or launch secondary, by analyzing ejecting particle Power spectrum, mass spectrum or spectrum can be obtained the related surface information of coal particle, using surface Spectrum Analysis technology, can reveal that coal Many information such as the ingredient of particle surface, ionic valence condition and chemical bond, with static Secondary Ion Mass Spectrometry and scanning detecting probe method phase In conjunction with the absorption sample of detection coal particle can be borrowed using X-ray electronics using polyether-type nonionic dispersing agent and add argon ion etching Device measures coal particle and Additive front and rear surfaces characteristic atomic valence state and energy variation, and according to the feature of instrument, calculates The thickness of dispersant adsorption film on surface,
The method of coal mineral surface modification has (1) surface coating modification method, i.e., by adhesion strength, by modifying agent (organic matter Or inorganic matter) method that is covered in coal mineral particle, it is used as the kaolin of filler, mica, ball with natural or synthetic rubber processing Soil, or it is coated in coal particle surface with phenolic resin or furane resins, the caking property of coal, many inorganic oxides or hydrogen can be improved Oxide, e.g., TiO2, SiO2, Al (OH)2There is respective zero point pH value.By controlling the pH value of solution, absorption surface activity Agent keeps coal particle surface modified, and surface chemical modification method also can be used in (2), is carried out using modifying agent and the certain functional groups of mineral surfaces Chemical reaction or chemisorption achieve the purpose that coal particle surface is modified, in this kind of method of modifying, coal particle and modifying agent it Between be to have an effect by stronger bonding force (such as covalent bond), (3) also can be used mechanical-chemical modification method, i.e., by crushing, mill Broken, the mechanical means such as friction make mineral lattice structure, and crystal form etc. changes, and can increase in system, and temperature increases, and promote grain Son melts or decomposes or generate free radical or ion, and enhancing coal particle surface activity promotes coal particle and other materials It learns reaction or is attached to each other, achieve the purpose that surface is modified, (4) can use the modified method of precipitation reaction, using inorganic matter as modifying agent When, this method deposits one or more layers modified layer, in coal particle surface using the precipitation reaction between modifying agent to change coal Particle surface properties, modified (capsule) method of (5) theca externa, i.e., wrap the film of one layer of other materials in coal particle surface, it is wrapped On theca externa be it is uniform, shaped like capsule, it has protection core substance, adjusts, release the function of core material, blend compounds capsule Change the appearance and property for changing coal particle, capsule-type the preparation method mainly has spray coating, is spray-dried, interfacial polymerization, phase Separation and dissolution dispersion cooling method, make the material of capsule wall except organic polymer beyond the region of objective existence, inorganic substances have TiO2, AL2O3, Fe2O3, ZnO and silicates, glue core material have magnesium carbonate, alumina silicate, sodium hydrosulfite or other gaseous states, liquid.(6) high energy surface changes Property method, using plasma, corona discharge, the means such as ultraviolet light are modified coal particle surface,
Coal surface modification device has (1) bulk material mixing machine, there is mixed stirring device, including container rotating type, and container is solid Sizing and (2) high-speed flow impact type powder modifying device such as air-flow mixed type, the system is by mixing machine, metering system, host, Product collecting device, control system are formed, and for host by high-speed rotating rotor, the components such as stator and circulation loop composition is fixed There is collet between son and rotor, cooling or heating rotor is used, and has fin in rotor.(3) the modified simultaneous grinding device in surface,
Evaluation to coal particle surface modified effect carries out the survey of several physicochemical properties and surface characteristic to coal particle Amount, the variation of coal particle depositing dust absorption index after comparing before modified achieve the purpose that evaluate modified effect.Basic skills has (1) Moist (2) dispersibility (3) infrared spectroscopy, as long as coal surface there are certain functional group or key, has accordingly in mineral spectrogram Characteristic absorption peak, so, infrared spectrum analysis, root are carried out to the coal particle sample before modified afterwards and after modification through various processing According to the variation at character pair peak, the effect and mechanism of surface modifier, (4) X-ray diffraction, Study on Coal granular solids object can be disclosed The mixture solid structure of matter in matter structure and coal can use X-ray diffraction method.To coal Polycrystalline can be used to make Discriminating materials and Lattice parameter measurement, makees structure determination with X-ray to monocrystal and crystal improves Journal of Sex Research (5) heat analysis, heat analysis includes differential thermal And calorimetric analysis, differential thermal analysis is for investigating coal particle during heating, when reaching certain temperature, due to phase transformation or certain chemistry The fuel factor generated is reacted, exothermic peak or absorption peak occurs on analysis curve, the size of peak area reflects the strong of fuel factor Weak, thermogravimetric analysis can measure the variation as temperature or the material mass of the function of time, when carrying out heat analysis, usually by two kinds Heat analysis method combination.(6) it can reveal that coal particle table using surface Spectrum Analysis technology using solid surface analysis technology Many information such as the ingredient in face, ionic valence condition and chemical bond are combined with static Secondary Ion Mass Spectrometry with scanning detecting probe method, are visited The absorption sample for surveying coal particle can be borrowed using X-ray electronics using polyether-type nonionic dispersing agent and add argon ion etching device, measurement Coal particle and Additive front and rear surfaces characteristic atomic valence state and energy variation, and according to the feature of instrument, it calculates on surface The thickness of dispersant adsorption film,
Coal surface modifier has coupling agent, and surfactant polymerize species and Inorganic surface modifiers,
Coupling agent is siliceous or metallic atom organic compound, different by central atom, there is a silane system, titanate esters system, Aluminate system, stannic acid ester system, the series such as aluminium zirconate system.
Coal, broken each rocks, coal can use anthracite, bituminous coal, lignite, according to chinese national standard GB5751-2009 " Chinese Coal Classification " classifies coal, and the production method of bulk material and granule is shown in " mineral processing particuology ", ISBN 7- 81040-264-1, publishing house, China Mining University, 2001.5, Chinese depository library CIP data core word (2001) the 045249th Number, graduate student education book, Ministry of Education's postgraduate's work offices are recommended, this book, which is also illustrated, is fabricated to granule or powder for coal After plastochondria, the feasibility and certainty of depositing dust and dust suction property can be generated.

Claims (8)

1. since the primordial matter of coal-forming and the palegeology condition of coal-forming are different, due to the initial material and biochemical action of coal-forming Difference and geochemical factor and the micro- composition of coal petrography difference, the composition and property of the various coals in different regions have very big difference Different, coal is non-uniform mixture, is made of organic substance and inorganic substances two parts, the composition and property of coal and other mineral There is very big difference, mineral are that metal or nonmetallic compound are formed by aggregate in nature, and metallic ore refers to can through smelting Therefrom to extract the mineral products of metallic element.Such as ferrous metal mineral products: iron, manganese, chromium, vanadium, titanium are used as steel and iron industry raw material Mineral products.Nonferrous metal ore includes: copper, tin, zinc, nickel, cobalt, tungsten, molybdenum, mercury etc..Noble metal includes: platinum, rhodium, gold, silver etc..Light gold Belonging to mineral products includes: aluminium, magnesium etc..Rare metal mineral products include: lithium, beryllium, rare earth etc..The main table of the common feature of most mineral metal products Present quality is harder, glossy etc..Mineral metal products can be divided into 5 kinds by its Matter Composition, property and purposes: black is golden Belong to mineral products, nonferrous metal ore, noble metal mineral products, claim have a dispersed elements mineral products, semimetal mineral products, nonmetallic ore is and metallic ore In contrast, have 91 kinds, predominantly diamond, graphite, crystal, corundum, asbestos, mica, gypsum, fluorite, jewel, jade, Agate, limestone, dolomite, the property of coal are divided into physical property, chemical composition, and processing performance and combustibility etc. are being studied When the depositing dust property of coal, answers the chemical composition of Study on Coal and the atomic structure feature of institute's component, the physical property of coal include Coal petrography composition, color, gloss, density, hardness, electric conductivity, thermal conductivity, heat resistance is magnetic, granularmetric composition, argillization degree, coal Chemical composition includes element composition and Industrial Analysis, and coal is humatite made of being changed as plant remains, element composition ten Divide complexity, coal is mainly by carbon, oxygen, hydrogen, nitrogen, sulphur, 6 kinds of elements compositions of phosphorus, also containing a small amount of fluorine, chlorine, arsenic, boron, lead, mercury etc. The purpose of element and micro germanium, gallium, vanadium, the rare elements such as uranium, the Industrial Analysis of coal is the judgement in order to understand Coal Quality The type and processing and utilization approach of coal, the moisture including measuring coal, ash content, volatile matter and fixed carbon, according to the moisture and ash of coal Divide the percentage composition that can substantially understand wherein organic substance or combustible, the moisture and ash content such as coal are high, then the content of organic matter It is just few, thus calorific value is low, economic value is small, the property of organic matter in coal can be substantially recognized from the volatile matter of coal, coalification The height of degree, close-burning strong and weak and calorific value height, can substantially judge its degree of coalification from the fixation carbon content of coal, Evaluate its economic value, the processing performance of coal includes the cohesiveness of coal, calorific value, chemical activity, thermal stability, grindability, at Slurry property, the Industrial Analysis of coal is that the type and processing and utilization approach of coal are judged to understand Coal Quality, the water including measuring coal Point, ash content, volatile matter and 4, fixed carbon can substantially understand organic substance or combustible in coal according to the moisture of coal and ash content Percentage composition, the moisture and ash content such as coal are high, then the content of organic matter is just few, thus calorific value is low, (1) moisture, the moisture of coal There are inherent moisture and two kinds of free moisture, free moisture, which refers to, to be exploited, transport, is attached to coal particle surface in washing process and is split Water in seam, inherent moisture refers to absorption or condenses upon the water in coal particle internal capillary hole, and moisture content is higher, the economy of coal Value is lower, and the moisture of coal is storing coal, transport, processes and refers to coal completely burned using (2) pit ash that has an impact The yield of residue afterwards, pit ash are divided into fixed ash and two kinds of external ash content, and fixed ash refers to coal in coalification course Mixed dirt, external ash content refer to that coal is being exploited, and transport, mixed dirt, i.e. spoil during storage, it can To be removed by washing method, pit ash is higher, and quality is poorer, and calorific value is lower, pit ash height to the processing of coal and Using (3) volatile matter is adversely affected, the volatile matter of coal refers to that coal heats under certain high temperature in the container with air exclusion To after a certain period of time, from decompositing the liquid (steam condition) come in coal and gas subtracts the product after its moisture, the volatilization of coal Point higher, the degree of coalification of coal is lower, easier in burning to light (4) fixed carbon, and the fixed carbon of coal refers to that coal is empty in isolation Remaining residual substance subtracts the product after its ash content after organic matter pyrolytic under conditions of gas, and main component is carbon, May determine that the degree of coalification of coal according to fixed carbon content, fixed carbon content is higher, and volatile matter is lower, and degree of coalification is higher, Gu Determine carbon content height, the calorific value of coal is also higher, and the processing performance of coal includes the cohesiveness of coal, calorific value, chemical activity, thermostabilization Property, grindability, paste-forming properties, the classification of coal, countries in the world use different standards, China's national standard to the classification of coal GB5751-2009 " Chinese Coal Classification " is to be divided into coal smokelessly using degree of coalification and processing performance as the standard of classification Coal, bituminous coal and lignite three categories, anthracite make the finger of degree of coalification with dry ash free basis volatile matter and dry ash free basis hydrogen content Mark is to distinguish anthracitic group, i.e., smokeless No.1, and smokeless No. two and smokeless No. three.Bituminous coal determines class using two parameters Not, one is the parameter for characterizing bituminous coal degree of coalification, the other is the characterization close-burning parameter of bituminous coal, the ginseng of bituminous coal degree of coalification Number is allocated as index, the close-burning parameters selection caking index of bituminous coal and maximum thick ness of plastic layer or Austria using dry ash free basis volatilization Ah's dilation distinguishes classification, i.e. meager coal as index, meager lean coal, lean coal, coking coal, rich coal, gas rich coal, bottle coal, in stick coal, do not stick Coal, jet coal have very big difference using the composition and property of the various coals in different regions, the magnetism of coal particle it is different or on the contrary, certain One regional ribbing is just magnetic, and another negative magnetism in area ribbing or a certain negative magnetism in regional ribbing, another area ribbing is just magnetic, Coal particle electrically different or on the contrary, a certain area ribbing positive electricity, another area ribbing negative electricity or a certain regional ribbing negative electricity, Another area ribbing positive electricity, the coal in a certain area can adsorb another regional coal, reach depositing dust effect, obtain a certain regional coal and inhale The coal dust that attached another regional coal generates, shanxi coal transport to the Inner Mongol, and shanxi coal adsorbs coal dust or Inner Mongol caused by the shungite of Inner Mongol Shungite transports to Shanxi, and Inner Mongol shungite adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Shaanxi, and shanxi coal adsorbs Shaanxi coal institute The coal dust or Shaanxi coal of generation transport to Shanxi, and Shaanxi coal adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Xinjiang, Shanxi Coal dust caused by coal absorption Xinjiang coal or Xinjiang coal transport to Shanxi, and Xinjiang coal adsorbs coal dust caused by shanxi coal, shanxi coal Guizhou is transported to, coal dust caused by shanxi coal absorption Guizhou coal or Guizhou coal transport to Shanxi, and Guizhou coal adsorbs produced by shanxi coal Coal dust, shanxi coal transports to Ningxia, and coal dust caused by shanxi coal absorption Ningxia coal or Ningxia coal transport to Shanxi, and Ningxia coal is inhaled Coal dust caused by attached shanxi coal, shanxi coal transport to Shandong, and coal dust caused by shanxi coal absorption Shandong coal or Shandong coal are transported to Shanxi, Shandong coal adsorb coal dust caused by shanxi coal, and shanxi coal transports to Yunnan, and shanxi coal adsorbs the coal dust that Yunnan coal generates, Or Yunnan coal transports to Shanxi, Yunnan coal adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Henan, and shanxi coal adsorbs Henan coal Generated coal dust or Henan coal transport to Shanxi, and Henan coal adsorbs coal dust caused by shanxi coal, and shanxi coal transports to Anhui, mountain Coal dust caused by western coal absorption Anhui coal or Anhui coal transport to Shanxi, and Anhui coal adsorbs coal dust caused by shanxi coal, Shanxi Coal transports to Heilungkiang, and coal dust caused by shanxi coal absorption Heilungkiang coal or Heilungkiang coal transport to Shanxi, and Heilungkiang coal adsorbs mountain Coal dust caused by western coal, Inner Mongol shungite transport to Shaanxi, and coal dust caused by Inner Mongol shungite absorption Shaanxi coal or Shaanxi coal are transported to The Inner Mongol, Shaanxi coal adsorb coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Xinjiang, and shungite absorption Xinjiang coal in Inner Mongol is produced Raw coal dust or Xinjiang coal transports to the Inner Mongol, and Xinjiang coal adsorbs coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Guizhou, Coal dust caused by Inner Mongol shungite absorption Guizhou coal or Guizhou coal transport to the Inner Mongol, and Guizhou coal adsorbs caused by the shungite of Inner Mongol Coal dust, Inner Mongol shungite transport to Ningxia, and coal dust caused by Inner Mongol shungite absorption Ningxia coal or Ningxia coal transport to the Inner Mongol, Ningxia Coal adsorbs coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Shandong, and Inner Mongol shungite adsorbs coal dust caused by the coal of Shandong, or Shandong coal transports to the Inner Mongol, and Shandong coal adsorbs coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Yunnan, the absorption of Inner Mongol shungite Coal dust caused by the coal of Yunnan or Yunnan coal transport to the Inner Mongol, and Yunnan coal adsorbs coal dust caused by the shungite of Inner Mongol, Inner Mongol shungite Henan is transported to, coal dust caused by Inner Mongol shungite absorption Henan coal or Henan coal transport to the Inner Mongol, and Henan coal adsorbs Inner Mongol shungite Generated coal dust, Inner Mongol shungite transport to Anhui, and coal dust caused by Inner Mongol shungite absorption Anhui coal or Anhui coal transport to Inner Mongol Gu, Anhui coal adsorb coal dust caused by the shungite of Inner Mongol, and Inner Mongol shungite transports to Heilungkiang, and shungite absorption Heilungkiang coal in Inner Mongol is produced Raw coal dust or Heilungkiang coal transports to the Inner Mongol, and Heilungkiang coal adsorbs coal dust caused by the shungite of Inner Mongol, and Shaanxi coal is transported to newly Boundary, Shaanxi coal adsorbs coal dust caused by the coal of Xinjiang or Xinjiang coal transports to Shaanxi, and Xinjiang coal adsorbs coal caused by the coal of Shaanxi Dirt, Shaanxi coal transport to Guizhou, and coal dust caused by Shaanxi coal absorption Guizhou coal or Guizhou coal transport to Shaanxi, and Guizhou coal adsorbs Shan Coal dust caused by western coal, Shaanxi coal transport to Ningxia, and coal dust caused by Shaanxi coal absorption Ningxia coal or Ningxia coal transport to Shan West, Ningxia coal adsorb coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Shandong, and Shaanxi coal adsorbs coal dust caused by the coal of Shandong, Or Shandong coal transports to Shaanxi, Shandong coal adsorbs coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Shandong, and Shaanxi coal adsorbs Shandong coal Generated coal dust or Shandong coal transport to Shaanxi, and Shandong coal adsorbs coal dust caused by the coal of Shaanxi, and Shaanxi coal transports to Yunnan, Shan Coal dust caused by western coal absorption Yunnan coal or Yunnan coal transport to Shaanxi, and Yunnan coal adsorbs coal dust caused by the coal of Shaanxi, Shaanxi Coal transports to Henan, and coal dust caused by Shaanxi coal absorption Henan coal or Henan coal transport to Shaanxi, and coal absorption Shaanxi coal in Henan is produced Raw coal dust, Shaanxi coal transport to Anhui, and coal dust caused by Shaanxi coal absorption Anhui coal or Anhui coal transport to Shaanxi, Anhui coal Coal dust caused by the coal of Shaanxi is adsorbed, Shaanxi coal transports to Heilungkiang, and Shaanxi coal adsorbs coal dust or black dragon caused by the coal of Heilungkiang River coal transports to Shaanxi, and Heilungkiang coal adsorbs coal dust caused by the coal of Shaanxi, and Xinjiang coal transports to Guizhou, and Xinjiang coal adsorbs Guizhou coal institute The coal dust or Guizhou coal of generation transport to Xinjiang, and Guizhou coal adsorbs coal dust caused by the coal of Xinjiang, and Xinjiang coal transports to Ningxia, Xinjiang Coal dust caused by coal absorption Ningxia coal or Ningxia coal transport to Xinjiang, and Ningxia coal adsorbs coal dust caused by the coal of Xinjiang, Xinjiang coal Shandong is transported to, coal dust caused by Xinjiang coal absorption Shandong coal or Shandong coal transport to Xinjiang, and Shandong coal adsorbs produced by the coal of Xinjiang Coal dust, Xinjiang coal transports to Yunnan, and coal dust caused by Xinjiang coal absorption Yunnan coal or Yunnan coal transport to Xinjiang, and Yunnan coal is inhaled Coal dust caused by attached Xinjiang coal, Xinjiang coal transport to Henan, and coal dust caused by Xinjiang coal absorption Henan coal or Henan coal are transported to Xinjiang, Henan coal adsorb coal dust caused by the coal of Xinjiang, and Xinjiang coal transports to Anhui, and Xinjiang coal adsorbs coal caused by the coal of Anhui Dirt or Anhui coal transport to Xinjiang, and Anhui coal adsorbs coal dust caused by the coal of Xinjiang, and Xinjiang coal transports to Heilungkiang, the absorption of Xinjiang coal Coal dust caused by the coal of Heilungkiang or Heilungkiang coal transport to Xinjiang, and Heilungkiang coal adsorbs coal dust caused by the coal of Xinjiang, Guizhou coal Ningxia is transported to, coal dust caused by Guizhou coal absorption Ningxia coal or Ningxia coal transport to Guizhou, and Ningxia coal adsorbs produced by Guizhou coal Coal dust, Guizhou coal transports to Shandong, and coal dust caused by Guizhou coal absorption Shandong coal or Shandong coal transport to Guizhou, and Shandong coal is inhaled Coal dust caused by attached Guizhou coal, Guizhou coal transport to Yunnan, and coal dust caused by Guizhou coal absorption Yunnan coal or Yunnan coal are transported to Guizhou, Yunnan coal adsorb coal dust caused by Guizhou coal, and Guizhou coal transports to Henan, and Guizhou coal adsorbs coal caused by the coal of Henan Dirt or Henan coal transport to Guizhou, and Henan coal adsorbs coal dust caused by Guizhou coal, and Guizhou coal transports to Anhui, Guizhou coal absorption peace Coal dust caused by the coal of emblem or Anhui coal transport to Guizhou, and Anhui coal adsorbs coal dust caused by Guizhou coal, and Guizhou coal transports to black dragon River, Guizhou coal adsorbs coal dust caused by the coal of Heilungkiang or Heilungkiang coal transports to Guizhou, and Heilungkiang coal adsorbs produced by Guizhou coal Coal dust, Ningxia coal transports to Shandong, and coal dust caused by Ningxia coal absorption Shandong coal or Shandong coal transport to Ningxia, and Shandong coal is inhaled Coal dust caused by attached Ningxia coal, Ningxia coal transport to Yunnan, and coal dust caused by Ningxia coal absorption Yunnan coal or Yunnan coal are transported to Ningxia, Yunnan coal adsorb coal dust caused by the coal of Ningxia, and Ningxia coal transports to Henan, and Ningxia coal adsorbs coal caused by the coal of Henan Dirt or Henan coal transport to Ningxia, and Henan coal adsorbs coal dust caused by the coal of Ningxia, and Ningxia coal transports to Anhui, Ningxia coal absorption peace Coal dust caused by the coal of emblem or Anhui coal transport to Ningxia, and Anhui coal adsorbs coal dust caused by the coal of Ningxia, and Ningxia coal transports to black dragon River, Ningxia coal adsorbs coal dust caused by the coal of Heilungkiang or Heilungkiang coal transports to Ningxia, and Heilungkiang coal adsorbs produced by the coal of Ningxia Coal dust, Shandong coal transports to Yunnan, and coal dust caused by Shandong coal absorption Yunnan coal or Yunnan coal transport to Shandong, and Yunnan coal is inhaled Coal dust caused by attached Shandong coal, Shandong coal transport to Yunnan, and coal dust caused by Shandong coal absorption Yunnan coal or Yunnan coal are transported to Shandong, Yunnan coal adsorb coal dust caused by the coal of Shandong, and Shandong coal transports to Henan, and Shandong coal adsorbs coal caused by the coal of Henan Dirt or Henan coal transport to Shandong, and Henan coal adsorbs coal dust caused by the coal of Shandong, and Shandong coal transports to Anhui, Shandong coal absorption peace Coal dust caused by the coal of emblem or Anhui coal transport to Shandong, and Anhui coal adsorbs coal dust caused by the coal of Shandong, and Shandong coal transports to black dragon River, Shandong coal adsorbs coal dust caused by the coal of Heilungkiang or Heilungkiang coal transports to Shandong, and Heilungkiang coal adsorbs produced by the coal of Shandong Coal dust, Yunnan coal transports to Henan, and coal dust caused by Yunnan coal absorption Henan coal or Henan coal transport to Yunnan, and Henan coal is inhaled Coal dust caused by attached Yunnan coal, Yunnan coal transport to Anhui, and coal dust caused by Yunnan coal absorption Anhui coal or Anhui coal are transported to Yunnan, Anhui coal adsorb coal dust caused by the coal of Yunnan, and Yunnan coal transports to Heilungkiang, and Yunnan coal adsorbs caused by the coal of Heilungkiang Coal dust or Heilungkiang coal transport to Yunnan, and Heilungkiang coal adsorbs coal dust caused by the coal of Yunnan, and Henan coal transports to Anhui, Henan coal Coal dust caused by absorption Anhui coal or Anhui coal transport to Henan, and Anhui coal adsorbs coal dust caused by the coal of Henan, Henan coal fortune To Heilungkiang, Henan coal adsorbs coal dust caused by the coal of Heilungkiang or Heilungkiang coal transports to Henan, and Heilungkiang coal adsorbs Henan coal Generated coal dust, Anhui coal transport to Heilungkiang, and coal dust caused by Anhui coal absorption Heilungkiang coal or Heilungkiang coal transport to peace Emblem, Heilungkiang coal adsorb coal dust caused by the coal of Anhui,
Using the difference of coal and metallic ore composition and property, there is very big difference using the composition and property of the various coals in different regions, The magnetism of coal particle is different from certain metallic ore or on the contrary, a certain area ribbing is just magnetic, certain metallic ore band is negative magneticly or a certain The negative magnetism in area ribbing, certain metallic ore band is just magnetic, the electrical property of coal particle it is different from certain metallic ore or on the contrary, a certain regional ribbing just Electricity, certain metallic ore is negatively charged or a certain regional ribbing negative electricity, certain metallic ore is positively charged, and it is golden that the coal in a certain area can adsorb certain The mine dust that generates when belonging to ore mining mine reaches depositing dust effect, adsorbs iron ore with shanxi coal, manganese ore, chrome ore, navajoite, titanium ore, copper mine, Tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, produced by Rare Earth Mine Mine dust, reach depositing dust effect, with Inner Mongol shungite adsorb iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel Mine, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach Depositing dust effect, with Shaanxi coal adsorb iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, Molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, with new Boundary coal adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum Mine, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, adsorb iron ore with Guizhou coal, Manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver Mine, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, adsorb iron ore with Ningxia coal, manganese ore, chrome ore, navajoite, Titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine are dilute Mine dust caused by native mine, reach depositing dust effect, with Shandong coal adsorb iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, Zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine caused by Rare Earth Mine Dirt, reaches depositing dust effect, adsorbs iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt with Yunnan coal Mine, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust work With with Henan coal absorption iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury Mine, platinum ore, rhodium mine, gold mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, are adsorbed with Anhui coal Iron ore, manganese ore, chrome ore, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold Mine, silver ore, lithium mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect, adsorb iron ore, manganese ore, chromium with Heilungkiang coal Mine, navajoite, titanium ore, copper mine, tin ore, zinc ore, nickel minerals, cobalt ore, tungsten ore, molybdenum ore, mercury ore, platinum ore, rhodium mine, gold mine, silver ore, lithium Mine, beryllium mine, mine dust caused by Rare Earth Mine reach depositing dust effect,
Using the difference of coal and nonmetallic ore composition and property, there is very big difference using the composition and property of the various coals in different regions Different, the magnetism of coal particle is different from certain nonmetallic ore or on the contrary, a certain regional ribbing is just magnetic, certain another negative magnetic of nonmetallic ore band Property or the negative magnetism in a certain regional ribbing, certain another nonmetallic ore band is just magnetic, and the electrical property of coal particle is different from certain nonmetallic ore Or on the contrary, a certain area ribbing positive electricity, certain another nonmetallic ore is negatively charged or a certain regional ribbing negative electricity, and another certain is nonmetallic Mine belt positive electricity obtains the mine dust that a certain regional coal adsorbs the generation of certain nonmetallic ore, reaches depositing dust effect, adsorb Buddha's warrior attendant with shanxi coal Stone ore, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, stone Limestone mine, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, with Inner Mongol shungite ADSORPTION OF GOLD hard rock mine, graphite ore, water Brilliant mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, dolomite 91 kinds of nonmetallic mine dusts such as mine, reach depositing dust effect, adsorb Diamond Deposit, graphite ore, crystal mine, corundum mine, stone with Shaanxi coal Cotton mine, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of dolomite mine etc. nonmetallic Mine dust, reaches depositing dust effect, adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, stone with Xinjiang coal Cream mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust work With with Guizhou coal absorption Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel Mine, jade mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, are adsorbed with Ningxia coal Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate Mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, adsorb Diamond Deposit, graphite with Shandong coal Mine, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit are white 91 kinds of nonmetallic mine dusts such as cloud rock mine, reach depositing dust effect, adsorb Diamond Deposit, graphite ore, crystal mine, corundum with Yunnan coal Mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of dolomite mine etc. non- Metal mine dust, reaches depositing dust effect, adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, mica with Henan coal Mine, Gypsum Mine, fluorite ore, jewel mine, jade mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach Depositing dust effect adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite with Anhui coal Mine, jewel mine, jade mine, 91 kinds of nonmetallic mine dusts such as agate mine, limestone deposit, dolomite mine reach depositing dust effect, with black dragon River coal adsorbs Diamond Deposit, graphite ore, crystal mine, corundum mine, asbestos deposit, Mica Mine, Gypsum Mine, fluorite ore, jewel mine, jade Mine, agate mine, limestone deposit, 91 kinds of nonmetallic mine dusts such as dolomite mine reach depositing dust effect, in manufacture of cement, using not With the composition and nature difference of the various coals in area, the magnetism of coal particle it is different with the primary raw material of manufacture of cement magnetism or on the contrary, A certain area ribbing is just magnetic, the negative magnetism of the primary raw material band of manufacture of cement or a certain negative magnetism in regional ribbing, manufacture of cement Primary raw material band is just magnetic, coal particle and the primary raw material of manufacture of cement electrically different or on the contrary, a certain regional ribbing positive electricity, The primary raw material of manufacture of cement is negatively charged or a certain regional ribbing negative electricity, and the primary raw material of manufacture of cement is positively charged, a certain area Coal can adsorb the dust that the primary raw material of manufacture of cement generates in process of production, reach depositing dust effect, obtain a certainly The dust that the primary raw material of area's coal absorption manufacture of cement generates in process of production, it is main that calcareous raw material, which refers to calcium carbonate, The lime stone of ingredient, marl, chalk and shell etc., lime stone are the primary raw materials of manufacture of cement, and glutinous earthy raw materials mainly mention For a small amount of ingredient in clinker, natural clay matter raw material has loess, clay, shale, siltstone and river silt etc., wherein yellow Soil and clay are with the most use, in addition, the industrial residues such as gangue, clay matter is finely divided sedimentary rock, by not there are also flyash With mineral composition and other hydrated aluminium silicates, with lime stone, marl, chalk and shellfish in shanxi coal absorption cement production process Shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica, Reach depositing dust effect, with Inner Mongol shungite absorption cement production process in lime stone, marl, chalk and shell, loess, clay, Shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, Lime stone, marl, chalk and shell in cement production process, loess, clay, shale, siltstone and river are adsorbed with Shaanxi coal Mud, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, adsorb cement with Xinjiang coal Lime stone in production process, marl, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue, Kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, with lime stone in Guizhou coal absorption cement production process, Marl, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, water Dirt caused by mica reaches depositing dust effect, with lime stone, marl, chalk and shellfish in Ningxia coal absorption cement production process Shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica, Reach depositing dust effect, with lime stone, marl, chalk and shell, loess, clay, page in Shandong coal absorption cement production process Rock, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, use Yunnan coal adsorbs lime stone, marl, chalk and shell in cement production process, loess, clay, shale, siltstone and river silt, Flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica reach depositing dust effect, raw with Henan coal absorption cement Lime stone during production, marl, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue are high Ridge is native, montmorillonite, dirt caused by hydromica, reaches depositing dust effect, with lime stone, mud in Anhui coal absorption cement production process Limestone, chalk and shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, water cloud Dirt caused by mother reaches depositing dust effect, with lime stone, marl, chalk and shellfish in Heilungkiang coal absorption cement production process Shell, loess, clay, shale, siltstone and river silt, flyash, gangue, kaolin, montmorillonite, dirt caused by hydromica, Reach depositing dust effect,
It is less than or equal to 2.5 microns of particle with diameter in coal dust degradation earth atmosphere, reaches and administer the effect of air pollution depositing dust, It is less than or equal to 2.5 microns of particle with diameter in coal particle degradation earth atmosphere, reaches and administer the effect of air pollution depositing dust, coal For the diameter of powder less than 1 millimeter, the diameter of coal particle is greater than 1 millimeter.
2. claim 5, claim 6, claim 7, coal according to any one of claims 8 is as depositing dust material according to claim 3 The production method of material makes coal have depositing dust property, and the depositing dust property of coal, which is shown, has suction-operated to some other substance, inhales The depositing dust property of the strong and weak coal of attached effect is described, and establishes the depositing dust property index system of complete coal, big with the granularity of coal The power of the depositing dust property of small and porosity size reflection coal, Study on Coal partial size are greater than the dust-laying effect of 1 millimeter or more coal, research Coal partial size uses coal particle as depositing dust material less than the dust-laying effect of 1 millimeter or less coal, and coal particle includes the milkiness made of coal The partial size of drop in liquid, the bubble of the liquid made of coal, the solids of coal, coal particle is greater than 1 millimeter or more, uses coal dust For body as depositing dust material, coal dust body includes the bubble of the liquid made of coal with the drop in emulsion made of coal, and coal is consolidated Body particle, the partial size of coal dust body is less than 1 millimeter hereinafter, coal particle is smaller, and solubility is bigger, and fusing point is lower, and chemical potential is higher, surpasses Peculiar variation can occur for the light of duff particle, electricity, magnetic, the features such as heat, and coal dust body is solid when static, like stream when being filled with air Body has certain properties of gas again when being suspended in gas, when making depositing dust material with coal, change the size of coal particle, Such as 1 millimeter of coal particle partial size or more, 1.5 millimeters of coal particle partial size or more, 2 millimeters of coal particle partial size with first-class, the solubility of coal, Fusing point, the influence of the variation of chemical potential to the dust-laying effect of coal, changes the size of coal dust body, such as 1 millimeter of coal diameter of particle hereinafter, 0.5 millimeter of coal diameter of particle hereinafter, coal diameter of particle, 0.05 millimeter hereinafter, 0.01 millimeter of coal diameter of particle hereinafter, coal dust body grain Diameter, 0.001 millimeter hereinafter, coal diameter of particle, at 0.0001 millimeter or less, the light of coal, electricity, magnetic, the changing features such as heat are to coal The influence of dust-laying effect changes the feature of coal partial size and coal dust body, reaches and attract each other or adsorb between coal and coal, or attract with It adsorbs while occurring, reach and attract each other or adsorb between mine dust and dust caused by coal and metallic ore, or attract and adsorb Occur simultaneously, reach and attract each other or adsorb between mine dust and dust caused by coal and nonmetallic ore, or attracts same with absorption Shi Fasheng reaches and attracts each other or adsorb between dirt and dust caused by coal and steamed dumplings stalk, or attracts and occur simultaneously with absorption, It attracts each other or adsorbs between generated dirt and dust when reaching coal and production cement, or attract and occur simultaneously with absorption, reach It attracts each other or adsorbs between generated dirt and dust when to coal and making chemical materials, or attract and occur simultaneously with absorption, It attracts each other or adsorbs between generated dirt and dust when reaching coal and production timber, or attract and occur simultaneously with absorption, reach It attracts each other or adsorbs between generated dirt and dust when to coal and making other materials, or attract and occur simultaneously with absorption.
3. nanometer materials, which are made, in coal improves the calorific value of coal and other economic values of coal, the inherent moisture of coal is reduced, is dropped Low pit ash improves the volatile matter of coal, improves carbon content in coal essence content,
Nanometer materials are made in coal and carry out depositing dust, increases the porosity and voidage of coal by artificial means, enhances the drop of coal Carbon is added when nanometer materials are made in coal in dirt effect, and nanometer materials are also made in carbon, makes carbon atom and coal that nanometer be made Grade material mixes, and improves the calorific value of coal,
Coal nano material refer to coal particle having a size of nano level superfine material, size between molecule, atom and bulk material, Refer to 1 to the small coal solid powder within the scope of 100nm, i.e. this small coal solid powder size is (10-nRice, n=7) To (10-nRice, n=9) between, coal is prepared into nano level superfine material can be with mechanical crushing method, gas evaporation method, solwution method, Laser synthesizing method, plasma synthesis method, x ray irradiation x synthetic method, sol-gel method etc.,
Gas evaporation method is a kind of physical method, and coal raw material is heated, and evaporation makes atom or molecule, then make many originals Son or molecule cohesion, form imperceptible coal nano particle, evaporation, which prepares coal nano particle, to be divided into, vacuum vapor deposition method, gas Evaporation can be divided into electrode evaporation by heating evaporation technological means by evacuator body method, and high-frequency induction evaporates, electron beam evaporation, etc. Ion evacuator body, laser beam evaporation etc.,
Nanometer materials can be made in coal with supercritical fluid method, preparation mainly comprises the following steps, and first, the alcohol that alkoxide is made is molten Liquid, then measure plus water, is allowed to hydrolyze to form colloidal sol or gel, and second, the glue made is moved into autoclave, sealing heating makes Solvent reaches supercriticality, the water releasing solvent at this time and extracting, and third is quiet remained on surface molten with inert blowing gas Liquid,
Nanometer materials can be made in coal with plasma spray method, the spy of 50000K high temperature can be generated using plasma torch The hurried cooling of ejection coal of this spray gun can be generated coal nanometer materials, may be implemented to split in plasma jet by point If the product of reaction cooled down suddenly, ultramicron can also be made in solution, synthesis, the reaction such as nitridation and redox,
The ratio between pore volume and the total volume of coal of coal are known as porosity or the porosity, are indicated with %, it is also possible to unit mass Pore volume (cm3/g) that coal is included indicates.The calculation formula of porosity,
Porosity=(real density-apparent density)/real density × 100%,
Pore classification in coal,
Micropore-its diameter < 10-5mm, it constitutes the absorption volume in coal, (accounting for 50% or more)
Its diameter=10-5~10-4mm of aperture-, it constitutes capillary condensation and gas diffusion space；(accounting for 28% or more),
Its diameter=10-4~10-3mm of mesoporous-, it constitutes slow laminar flow and permeates section,
Its diameter=10-3~10-1mm of macropore-, it constitutes strong laminar flow infiltration section, and is decided by that there is strong destroy to tie The failure mechanics of structure coal,
It can be seen that hole and crack --- its diameter > 10-1mm, it constitutes the section of laminar flow and turbulent mixture infiltration, and determines coal Macroscopic view (hard and middle hard coal) failure mechanics,
It permeates volume: generally the sum of aperture to the pore volume in visible hole being known as to permeate volume,
The sum of absorption volume and infiltration volume: being known as total pore size volume by total pore size volume,
Coal hole and surface area,
Coal is pore-body, wherein containing a large amount of surface area.Micro pore surface area will account for 97% or more of whole table area, (aperture 2.5% is accounted for, 0.2%) mesoporous accounts for
The principal element of coal pore characteristic,
The pore characteristic of coal and degree of coalification, geology extent of the destruction and the factors such as crustal stress property and its size are closely related,
When finding out the micropore-of different regions coal its diameter < 10-5mm, the adsorption capacity of the adsorpting characteristic curve of coal and corresponding coal Index,
The porosity and voidage for increasing coal by artificial means, enhance the dust-laying effect of coal, can be used to down by artificial means Mode realizes,
For coal mine composition granule in crushing process, mechanical force can induce the variation that coal particle generates a series of physical chemical property, (1) The variation of dispersion degree, the method for characterization coal particle dispersion degree are to measure the specific surface area of coal body system, start coal particle when coal-grinding Dispersion degree and ore grinding time are linear, and the specific surface area of coal particle and ore grinding time have exponent relation later, then after, coal The dispersion degree increment of grain is negative value, and coal particle surface the structural unit of the unsaturated field of force and electrification occurs, is in coal particle not Stable upper state just reunites under weaker graviational interaction, keeps particle thicker, fine grinding, crystalline substance caused by Ultrafine Grinding A series of mechanical force and chemical phenomenons such as body structure, physicochemical properties and chemical reaction occur mainly in this stage.(2) it dissolves Degree and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal increase, after coal particle refinement, to the machine of coal Tool activation also has an impact (3) variable density, dry method coal-grinding particle, and coal mineral density reduces, wet grinding mill coal particle, coal mine object Density reduces, the electrical variation of (4) coal particle, and Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior and partly leads The adsorption capacity of volume property (5) coal particle surface, coal particle is pulverized, occurs the structure of unsaturated bond and electrification on the plane of disruption Unit causes coal particle to be in unstable upper state, to increase coal particle activity, improves adsorption ability, mechanical Activation promotes the raising (6) of coal mine object adsorption to cause the exchange of coal particle mineral ion or the change of diadochy (7) cause the variation of coal particle surface free energy,
Coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, electricity, magnetic, The energy of heat, the forms such as radiation is the same, can also cause the variation of chemistries, the change for the substance that this mechanical force induces Reaction, referred to as mechano-chemical reation are learned, carrying out mechanical force to coal can be crushed and be ground to coal, be crushed and ground to coal Mill can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, is had to coal using the equipment of mechanical force Boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher further break coal Broken workable equipment has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, and impact type is broken Machine, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, rotating cylinder mill Machine, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium sand setting mill Machine, roll squeezer, overhang roll type mill,
Light is applied to coal solid particle, electricity, magnetic is warm, and the energy of the forms such as radiation causes the change of coal particle chemistries Change, cause coal particle molecular structure to change, coal particle atomic structure is caused to change, coal particle crystal structure is caused to be sent out Changing, coal particle porosity and voidage increase after making variation have depositing dust property.
4. according to coal feature, when using coal as depositing dust material, according to the coal dust generated for certain areas coal, certain metallic ore The mine dust of generation, the mine dust that certain nonmetallic ore generates, the dust that when manufacture of cement generates, by the dust-laying effect of the depositing dust of raw coal It needs to carry out washing to raw coal, raw coal has been mixed into various dirts in process of production, can not in exploitation and transportational process It is mixed into the rock of top plate and bottom plate again with avoiding and other impurity (timber, metal and cement components), coal is non-uniform mixing Object is made of organic substance and inorganic substances two parts, and coal separation is to utilize coal physics different from other materials, physical-chemical Property mechanically removes the impurity in raw coal in coal preparation plant, to reduce the impurity in raw coal, while coal is pressed depositing dust matter Amount, specification are divided into various products, are machined to coal, to adapt to coal to different regions, different minerals (metallic ore and non-gold Belong to mine) depositing dust that serves,
In the shattering process of raw coal, mechanical equipment used has, crusher, jaw crusher, duplex plate Bu Laike crusher, single Bracket jaw crusher, gyratory crusher, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, Impact crusher, Ba Make crusher, roll crusher,
During raw coal mill, mechanical equipment used has, various grinding machines, rotating cylinder grinding machine, rod mill, ball mill, autogenous tumbling mill, vibration Dynamic grinding machine, centrifugal mill, tower mill, Ball-stirring mill, agitated medium sand setting grinding machine, roll squeezer, overhang roll type mill,
Sieve in raw coal screening process has, reciprocating sieve, slanted screen, glazing bar sieve, horizontal screen, resonance screens, dewatering screen, combination Sieve, Mo Gensang sieve, high-frequency screen, regeneration ore pulp sieve, gravity flow screen, bar screen, rotary screen, spiral screen, roller picker, relaxation sieve, circle vibration Sieve, sieve bend is linear to sieve, various compass screen surfaces, the fixed compass screen surface of bolt, tension compass screen surface, from French metal compass screen surface, tensioning rubber pad and poly- Ammoniacum pads compass screen surface, assembles compass screen surface, woven wire screen compass screen surface, during coal classification, mechanical equipment used has, with all kinds of points Grade machine, hydraulic classifier, horizontal mipmap machine, cone classifier, mechanical classifier, cake formula grader, spiral classifier, waterpower rotation Device is flowed, handles raw coal using gravity separation method, device therefor has jigging machine, with the raw coal for dissociating coal grain and weight spoil being taught to form, with point Contracting chute and separating cone, with spiral chute, shaking table, air table, the double-deck ore separators, centrifugal ore separator, coal preparation method has, Coal jigging, heavy media coal separation, coal floatation, table separation, hydrocyclone coal separation, inclined trough washing, helicla flute coal separation are done Disturb a sorting machine coal separation, combined type dry coal separation.
5. changing the chemical composition and chemical structure of coal, the calorific value of coal and other economic values of coal are improved, the interior of coal is reduced In moisture, pit ash is reduced, improves the volatile matter of coal, carbon content in coal essence content is improved, carbon atom is added in coal, keeps carbon former Son is combined with elements other in coal particle, improves the calorific value of coal, changes the chemical composition and chemical structure of coal, enhances coal The magnetism of grain, electrically, adsorptivity increase the porosity and voidage of coal, and coal is made to become the material for capableing of depositing dust, coal texture It mainly include both sides content: first is that chemical structure, that is, coal molecular structure of coal；Second is that the physical structure of coal, that is, intermolecular Stacking provisions and pore structure, change carbon content in coal, oxygen, hydrogen, nitrogen, sulphur, the chemical composition and change that 6 kinds of elements of phosphorus combine each other Structure is learned, changes a small amount of fluorine in coal, chlorine, arsenic, boron, lead, the chemical composition and chemical structure that the elements such as mercury form each other change Become fluorine a small amount of in coal, chlorine, arsenic, boron, lead, the elements such as mercury and carbon, oxygen, hydrogen, nitrogen, sulphur, the chemistry that 6 kinds of elements of phosphorus combine each other Composition and chemical structure change in coal and form micro germanium, gallium, vanadium, the rare elements such as uranium mutual chemical composition and change Structure is learned, changes in coal and forms micro germanium, gallium, vanadium, the rare elements such as uranium and carbon, oxygen, hydrogen, nitrogen, sulphur, 6 kinds of element phases of phosphorus The chemical composition and chemical structure combined between mutually changes and forms micro germanium in coal, gallium, vanadium, in the rare elements such as uranium and coal A small amount of fluorine, chlorine, arsenic, boron, lead, the chemical composition and chemical structure that the elements such as mercury combine each other, coal mine composition granule are crushing In the process, mechanical force can induce the variation that coal particle generates a series of physical chemical property, and the variation of (1) dispersion degree characterizes coal The method of particle dispersion be measure coal body system specific surface area, start coal-grinding when coal particle dispersion degree and the ore grinding time at line Sexual intercourse, the specific surface area of coal particle and ore grinding time have exponent relation later, then after, the dispersion degree increment of coal particle is negative There is the structural unit of the unsaturated field of force and electrification, coal particle are made to be in unstable upper state in value, coal particle surface, than Just reunion, keeps particle thicker under weaker graviational interaction, fine grinding, crystal structure caused by Ultrafine Grinding, physicochemical properties And a series of mechanical force and chemical phenomenons such as chemical reaction occur mainly in this stage.(2) solubility and rate of dissolution, coal solid After particle refinement, the solubility and rate of dissolution of coal increase, and after coal particle refinement, also have an impact to the mechanical activation effect of coal (3) variable density, dry method coal-grinding particle, coal mineral density reduce, and wet grinding mill coal particle, coal mineral density reduces, (4) coal particle Electrical variation, Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior and semiconductor property (5) coal particle surface Adsorption capacity, coal particle is pulverized, occurs the structural unit of unsaturated bond and electrification on the plane of disruption, coal particle is caused to be in Unstable upper state improves adsorption ability to increase coal particle activity, and mechanical activation effect promotes coal mine object table The raising (6) of face adsorptivity causes the exchange of coal particle mineral ion or the change (7) of diadochy to cause coal particle surface free The variation of energy
Coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, electricity, magnetic, The energy of heat, the forms such as radiation is the same, can also cause the variation of chemistries, the change for the substance that this mechanical force induces Reaction, referred to as mechano-chemical reation are learned, carrying out mechanical force to coal can be crushed and be ground to coal, be crushed and ground to coal Mill can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, is had to coal using the equipment of mechanical force Boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher further break coal Broken workable equipment has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, and impact type is broken Machine, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, rotating cylinder mill Machine, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium sand setting mill Machine, roll squeezer, overhang roll type mill,
Light is applied to coal solid particle, electricity, magnetic is warm, and the energy of the forms such as radiation causes the change of coal particle chemistries Change, cause coal particle molecular structure to change, coal particle atomic structure is caused to change, coal particle crystal structure is caused to be sent out Changing, the coal particle after making variation have depositing dust property, apply luminous intensity to coal solid particle and reach 10cdWith intensity of light letter Claim light intensity, international unit is that candela (candela) writes a Chinese character in simplified form cd, to coal solid particle apply electric strength up to 10V/m or 10N/C with On, unit lies prostrate every meter (V/m) or the every library of ox (N/C), applies magnetic intensity to coal solid particle and reaches 10GS or 10T or more magnetic induction Unit has Gauss (GS), and milli is special (mT), tesla (T), coal solid particle apply calorific intensity up to 100Kcal or more or 1 (kw) with Upper, kilocalorie (Kcal), ton evaporation capacity (t), watt (w), kilowatt (kw) apply radiation intensity to coal solid particle and reach 10W/m2With On, radiant force refers to the spoke for whole wavelength that object per surface area is launched to all directions of hemispherical space in the unit time The total amount of energy is penetrated, its conventional unit is W/m2, have to the equipment of coal application luminous intensity, solid-state gyrolaser, hyperbar is micro- Wave plasma exciter, the equipment for applying electric strength to coal to coal have, and enhance suspendability charging liquids equipment, right The equipment that coal applies magnetic intensity to coal has, and magnaflux applies the method and circumferential magnetization of magnetic field strength, and it is strong to apply heat to coal The equipment of degree has, high frequency heating equipment, and high frequency is fierce collision mutually between making material interior molecules using electromagnetic field of high frequency High temperature is generated, the equipment for applying radiation intensity to coal has, and changes the equipment of the local strength of X-ray radiation, which includes band There are multiple fillable absorption chambers with ferrofluid, x-ray filter, absorption chamber, the stackably cloth on X-ray radiation direction It sets.In addition, x-ray filter includes multiple storage containers that can store ferrofluid in it.
6. according to coal characteristic, the atom composed structure of the coal element of change group coal-forming changes the crystal composed structure of coal element, mentions The calorific value of high coal and other economic values of coal reduce the inherent moisture of coal, reduce pit ash, improve the volatile matter of coal, Carbon content in coal essence content is improved,
Carbon is added in coal, is combined carbon atom with elements other in coal particle, is improved the calorific value of coal, according to coal characteristic, The atom composed structure of the coal element of change group coal-forming changes the crystal composed structure of coal element, enhances the magnetism of coal particle, electricity Property, adsorptivity increases the porosity and voidage of coal, and coal is made to become the material for capableing of depositing dust, change carbon content in coal, oxygen, and hydrogen, Nitrogen, sulphur, the atomic structure or crystal composed structure or atomic structure and crystal composed structure that 6 kinds of elements of phosphorus combine each other are same When change, change a small amount of fluorine in coal, chlorine, arsenic, boron, lead, the atomic structure or crystal that the elements such as mercury form each other form knot Structure or atomic structure are changed simultaneously with crystal composed structure, change a small amount of fluorine in coal, chlorine, arsenic, boron, lead, the elements such as mercury with Carbon, oxygen, hydrogen, nitrogen, sulphur, the atomic structure or crystal composed structure or atomic structure and crystal group that 6 kinds of elements of phosphorus combine each other It is changed simultaneously at structure, changes in coal and form micro germanium, gallium, vanadium, the mutual atomic structure of the rare elements such as uranium or crystalline substance Body composed structure or atomic structure are changed simultaneously with crystal composed structure, are changed in coal and are formed micro germanium, gallium, vanadium, uranium etc. Rare element and carbon, oxygen, hydrogen, nitrogen, sulphur, the atomic structure or crystal composed structure or atom knot that 6 kinds of elements of phosphorus combine each other Structure is changed simultaneously with crystal composed structure, is changed and is formed micro germanium in coal, gallium, vanadium, a small amount of in the rare elements such as uranium and coal Fluorine, chlorine, arsenic, boron, lead, the atomic structure or crystal composed structure or atomic structure and crystal that the elements such as mercury combine each other Composed structure changes simultaneously,
For coal mine composition granule in crushing process, mechanical force can induce the variation that coal particle generates a series of physical chemical property, (1) The variation of dispersion degree, the method for characterization coal particle dispersion degree are to measure the specific surface area of coal body system, start coal particle when coal-grinding Dispersion degree and ore grinding time are linear, and the specific surface area of coal particle and ore grinding time have exponent relation later, then after, coal The dispersion degree increment of grain is negative value, and coal particle surface the structural unit of the unsaturated field of force and electrification occurs, is in coal particle not Stable upper state just reunites under weaker graviational interaction, keeps particle thicker, fine grinding, crystalline substance caused by Ultrafine Grinding A series of mechanical force and chemical phenomenons such as body structure, physicochemical properties and chemical reaction occur mainly in the dissolution of this stage (2) Degree and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal increase, after coal particle refinement, to the machine of coal Tool activation also has an impact (3) variable density, dry method coal-grinding particle, and coal mineral density reduces, wet grinding mill coal particle, coal mine object Density reduces, the electrical variation of (4) coal particle, and Mechanosensitive channels change coal particle electric conductivity, surface electricity behavior and partly leads The adsorption capacity of volume property (5) coal particle surface, coal particle is pulverized, occurs the structure of unsaturated bond and electrification on the plane of disruption Unit causes coal particle to be in unstable upper state, to increase coal particle activity, improves adsorption ability, mechanical Activation promotes the raising (6) of coal mine object adsorption to cause the exchange of coal particle mineral ion or the change of diadochy (7) cause the variation of coal particle surface free energy,
Coal solid particle causes the variation of coal particle chemistries, mechanical force and light under mechanical force, electricity, magnetic, The energy of heat, the forms such as radiation is the same, can also cause the variation of chemistries, the change for the substance that this mechanical force induces Reaction, referred to as mechano-chemical reation are learned, carrying out mechanical force to coal can be crushed and be ground to coal, be crushed and ground to coal Mill can be in Coal Mining Field, coal preparation plant, implements in depositing dust coal production plant or laboratory, is had to coal using the equipment of mechanical force Boulder crusher, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, gyratory crusher further break coal Broken workable equipment has, garden conic crusher, disc type gyratory crusher, Rhonda crusher, kibbler roll, and impact type is broken Machine, Ba Make crusher, roll crusher,
To coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various grinding machines, rotating cylinder mill Machine, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, agitated medium sand setting mill Machine, roll squeezer, overhang roll type mill,
Light is applied to coal solid particle, electricity, magnetic is warm, and the energy of the forms such as radiation causes the change of coal particle chemistries Change, cause coal particle molecular structure to change, coal particle atomic structure is caused to change, coal particle crystal structure is caused to be sent out Changing, the coal particle after making variation have depositing dust property, apply luminous intensity to coal solid particle and reach 10cdWith intensity of light letter Claim light intensity, international unit is that candela (candela) writes a Chinese character in simplified form cd, to coal solid particle apply electric strength up to 10V/m or 10N/C with On, unit lies prostrate every meter (V/m) or the every library of ox (N/C), applies magnetic intensity to coal solid particle and reaches 10GS or 10T or more magnetic induction Unit has Gauss (GS), and milli is special (mT), tesla (T), coal solid particle apply calorific intensity up to 100Kcal or more or 1 (kw) with Upper, kilocalorie (Kcal), ton evaporation capacity (t), watt (w), kilowatt (kw) apply radiation intensity to coal solid particle and reach 10W/m2With On, radiant force refers to the spoke for whole wavelength that object per surface area is launched to all directions of hemispherical space in the unit time The total amount of energy is penetrated, its conventional unit is W/m2, have to the equipment of coal application luminous intensity, solid-state gyrolaser, hyperbar is micro- Wave plasma exciter, the equipment for applying electric strength to coal to coal have, and enhance suspendability charging liquids equipment, right The equipment that coal applies magnetic intensity to coal has, and magnaflux applies the method and circumferential magnetization of magnetic field strength, and it is strong to apply heat to coal The equipment of degree has, high frequency heating equipment, and high frequency is fierce collision mutually between making material interior molecules using electromagnetic field of high frequency High temperature is generated, the equipment for applying radiation intensity to coal has, and changes the equipment of the local strength of X-ray radiation, which includes band There are multiple fillable absorption chambers with ferrofluid, x-ray filter, absorption chamber, the stackably cloth on X-ray radiation direction It sets.In addition, x-ray filter includes multiple storage containers that can store ferrofluid in it.
7. changing the chemical composition and chemical structure of mixture in coal according to coal characteristic, change the atom composition of mixture in coal Structure, the crystal composed structure or atomic structure for changing coal element are changed simultaneously with crystal composed structure, improve the calorific value of coal With other economic values of coal, the inherent moisture of coal is reduced, reduces pit ash, improves the volatile matter of coal, it is former to improve carbon content in coal Cellulose content adds carbon in coal, make carbon atom combined with elements other in coal particle or with the other element phases of mixture in coal In conjunction with improving the calorific value of coal, according to coal characteristic, change the chemical composition and chemical structure of mixture in coal, change in coal and mix The atom composed structure of object is closed, the crystal composed structure or atomic structure for changing coal element are changed simultaneously with crystal composed structure, Enhance the magnetism of coal particle, electrically, adsorptivity increases the porosity and voidage of coal, and coal is made to become the material for capableing of depositing dust. The inhomogenous mixture that coal substance is made of organic compound, inorganic mineral, the metallo-organic complex etc. of many complexity, Change mixture in coal, e.g., spoil, the molecular structure of yellow iron sulphur mine, atomic structure, crystal structure improves the dust-laying effect of coal, Chemical structure, that is, coal the molecular structure for changing coal, changes the i.e. intermolecular stacking provisions of physical structure and pore structure of coal, So that coal is become depositing dust material, improve the dust-laying effect of coal,
In crushing process, mechanical force can induce mixture in coal particle and coal and generate a system mixture in coal mine composition granule and coal The variation of column physicochemical properties, the variation of (1) dispersion degree, the method for characterization coal particle dispersion degree are the ratio tables for measuring coal body system Area, it is linear to start the dispersion degree of coal particle and ore grinding time when coal-grinding, the specific surface area and ore grinding of coal particle later Time has exponent relation, then after, the dispersion degree increment of coal particle is negative value, and the unsaturated field of force and electrification occurs in coal particle surface Structural unit makes coal particle be in unstable upper state, just reunites under weaker graviational interaction, keeps particle thicker , fine grinding, crystal structure caused by Ultrafine Grinding, a series of mechanical force and chemical phenomenon masters such as physicochemical properties and chemical reaction Occur in this stage.(2) solubility and rate of dissolution, after the refinement of coal solid particle, the solubility and rate of dissolution of coal increase Greatly, after coal particle refinement, (3) variable density that also has an impact, dry method coal-grinding particle, coal mineral density are acted on to the mechanical activation of coal Reduce, wet grinding mill coal particle, coal mineral density reduces, and the electrical variation of (4) coal particle, Mechanosensitive channels change coal particle The adsorption capacity of electric conductivity, surface electricity behavior and semiconductor property (5) coal particle surface, coal particle is pulverized, on the plane of disruption There is the structural unit of unsaturated bond and electrification, coal particle is caused to be in unstable upper state, so that it is living to increase coal particle Property, improve adsorption ability, mechanical activation effect promote coal mine object adsorption raising (6) cause coal particle mineral from Son exchange or the change (7) of diadochy cause the variation of coal particle surface free energy,
Mixture causes the change of blend chemistry in coal particle and coal under mechanical force in coal solid particle and coal Change, mechanical force and light, electricity, magnetic, heat, the energy of the forms such as radiation is the same, can also cause the variation of chemistries, this The chemical reaction for the substance that mechanical force induces, referred to as mechano-chemical reation, to coal carry out mechanical force coal can be carried out it is broken and Grinding carries out broken and grind can be in Coal Mining Field to coal, coal preparation plant, implements in depositing dust coal production plant or laboratory, There is a boulder crusher using the equipment of mechanical force to coal, jaw crusher, duplex plate Bu Laike crusher, single toggle crusher, Gyratory crusher, workable equipment is further crushed to coal to be had, garden conic crusher, disc type gyratory crusher, and Rhonda is broken Machine, kibbler roll, impact crusher, Ba Make crusher, roll crusher,
To mixture in coal and coal carry out it is levigate had using equipment, during raw coal mill, mechanical equipment used has, various Grinding machine, rotating cylinder grinding machine, rod mill, ball mill, autogenous tumbling mill, vibrating mill, centrifugal mill, tower mill, Ball-stirring mill, stirring Medium sand setting grinding machine, roll squeezer, overhang roll type mill,
Light is applied to mixture in coal solid particle and coal, electricity, magnetic is warm, and the energy of the forms such as radiation causes in coal particle and coal The variation of blend chemistry causes mixture molecular structure in coal particle and coal to change, causes in coal particle and coal Mixture atomic structure changes, and mixture crystal structure in coal particle and coal is caused to change, the coal after making variation Mixture has depositing dust property in grain and coal, applies luminous intensity to coal solid particle and reaches 10cdWith intensity of light abbreviation light intensity, state Border unit is that candela (candela) writes a Chinese character in simplified form cd, applies electric strength to coal solid particle and reaches 10V/m or 10N/C or more, unit volt Every meter (V/m) or the every library of ox (N/C), applying magnetic intensity to coal solid particle has height up to 10GS or 10T or more magnetic induction unit This (GS), milli is special (mT), tesla (T), and coal solid particle applies calorific intensity and reaches 100Kcal or more or 1 (kw) or more, kilocalorie (Kcal), ton evaporation capacity (t), watt (w), kilowatt (kw) apply radiation intensity to coal solid particle and reach 10W/m2More than, radiant force Refer to the total of the radiation energy for whole wavelength that object per surface area is launched to all directions of hemispherical space in the unit time Amount, its conventional unit is W/m2, have to the equipment of coal application luminous intensity, solid-state gyrolaser, high-pressure microwave plasma Body exciting bank, the equipment for applying electric strength to coal to coal have, and enhance suspendability charging liquids equipment, apply to coal to coal Adding the equipment of magnetic intensity has, and magnaflux applies the method and circumferential magnetization of magnetic field strength, applies the equipment of calorific intensity to coal Having, high frequency heating equipment, high frequency is that fierce collision generates high temperature mutually between making material interior molecules using electromagnetic field of high frequency, The equipment for applying radiation intensity to coal has, and changes the equipment of the local strength of X-ray radiation, which includes filling out with multiple It is filled with the absorption chamber of ferrofluid, x-ray filter, absorption chamber is stackably arranged on X-ray radiation direction.In addition, X is penetrated Line filter includes multiple storage containers that ferrofluid can be stored in it.
8. changing the surface nature of coal mine object according to coal characteristic, improving the calorific value of coal and other economic values of coal, pass through coal The method and modifying agent of mineral surface modification reduce the inherent moisture of coal, reduce pit ash, improve the volatile matter of coal, improve Carbon content in coal essence content,
Carbon is added in coal, makes carbon atom in conjunction with modified coal facies, improves the calorific value of coal, according to coal characteristic, changes coal The surface nature of mineral enhances the magnetism of coal particle, and electrically, adsorptivity increases the porosity and voidage of coal, enhancing coal with Coal generates the dust-laying effect between coal dust, enhances the dust-laying effect between the mine dust that coal and certain metallic ore generate, enhances coal and certain The dust-laying effect between mine dust that nonmetallic ore generates, the depositing dust enhanced between the dust generated in coal and cement production process are imitated Fruit enhances the particle that diameter in coal dust degradation earth atmosphere is less than or equal to 2.5 microns, reaches and administer the effect of air pollution depositing dust Stronger, with the reduction of coal particle degree, then coal particle surface activity also increases accordingly, and coal micronized particles are with high surface It is various, there are high chemical reactivity, high absorption capacity, high coherency, the adsorption property of Study on Coal micronized particles, Study on Coal Adsorption property on grain solid and solid two-phase interface, coal particle solid claim adsorbent, other solid particles being adsorbed claim to inhale Attached matter, absorption are divided into physical absorption and chemisorption, and the essential distinction of the two is that whether there is or not electronics to turn between adsorbate and adsorbent It moves, studies the physical adsorption and chemical adsorption of coal particle, Study on Coal particle surface modification enhances coal particle adsorption capacity, develops Coal particle surface modifying agent, the granule modified method of Study on Coal develop coal particle reforming apparatus, utilize low energy primary particle, e.g., light Son, electronics, ion interact with coal particle surface, generate scattering or launch secondary, pass through analysis ejecting particle The related surface information of coal particle can be obtained in power spectrum, mass spectrum or spectrum, using surface Spectrum Analysis technology, can reveal that coal The ingredient on grain surface, many information such as ionic valence condition and chemical bond are mutually tied with static Secondary Ion Mass Spectrometry and scanning detecting probe method It closes, detects the absorption sample of coal particle, using polyether-type nonionic dispersing agent, can be borrowed using X-ray electronics and add argon ion etching device, Coal particle and Additive front and rear surfaces characteristic atomic valence state and energy variation are measured, and according to the feature of instrument, prediction table The thickness of dispersant adsorption film on face,
The method of coal mineral surface modification has (1) surface coating modification method, i.e., by adhesion strength, by modifying agent (organic matter or nothing Machine object) method that is covered in coal mineral particle, it is used as the kaolin of filler with natural or synthetic rubber processing, mica, ball clay, or It is coated in coal particle surface with phenolic resin or furane resins, the caking property of coal, many inorganic oxides or hydroxide can be improved Object, e.g., TiO2, SiO2, Al (OH)2There is respective zero point pH value.By controlling the pH value of solution, absorption surface activating agent makes Coal particle surface is modified, and surface chemical modification method also can be used in (2), carries out chemistry using modifying agent and the certain functional groups of mineral surfaces Reaction or chemisorption achieve the purpose that coal particle surface is modified, in this kind of method of modifying, are between coal particle and modifying agent It has an effect by stronger bonding force (such as covalent bond), (3) also can be used mechanical-chemical modification method to grind, grind that is, by crushing The mechanical means such as wiping, make mineral lattice structure, and crystal form etc. changes, and can increase in system, and temperature increases, and particle is promoted to melt Or free radical or ion are decomposed or generate, enhancing coal particle surface activity promotes coal particle and other materials to chemically react Or be attached to each other, achieve the purpose that surface is modified, (4) can use the modified method of precipitation reaction, when using inorganic matter as modifying agent, the party Method deposits one or more layers modified layer, in coal particle surface using the precipitation reaction between modifying agent to change coal particle table Surface properties, modified (capsule) method of (5) theca externa, i.e., wrap the film of one layer of other materials in coal particle surface, that is wrapped is outer Film layer is that uniformly, shaped like capsule, it has protection core substance, adjusts, and releases the function of core material, and blend compounds encapsulated changes The appearance and property of coal particle, capsule-type the preparation method mainly have spray coating, spray drying, interfacial polymerization, mutually separation and Dissolution dispersion cooling method makees the material of capsule wall except organic polymer beyond the region of objective existence, and inorganic substances have TiO2, AL2O3, Fe2O3, ZnO and silicon Barbiturates, glue core material have magnesium carbonate, alumina silicate, sodium hydrosulfite or other gaseous states, liquid.(6) the modified method of high energy surface, benefit With plasma, corona discharge, the means such as ultraviolet light are modified coal particle surface,
Coal surface modification device has (1) bulk material mixing machine, there is mixed stirring device, including container rotating type, container fixed And air-flow mixed type etc. (2) high-speed flow impact type powder modifying device, the system is by mixing machine, metering system, host, product Collection device, control system are formed, and host is by high-speed rotating rotor, the components such as stator and circulation loop composition, stator and There is collet between rotor, cooling or heating rotor is used, and has fin in rotor.(3) the modified simultaneous grinding device in surface,
Evaluation to coal particle surface modified effect carries out the measurement of several physicochemical properties and surface characteristic to coal particle, The variation of coal particle depositing dust absorption index after comparing before modified achievees the purpose that evaluate modified effect.Basic skills has (1) moist (2) dispersed (3) infrared spectroscopy has corresponding feature as long as there are certain functional group or keys on coal surface in mineral spectrogram Absorption peak, so, infrared spectrum analysis is carried out to the coal particle sample before modified afterwards and after modification through various processing, according to right The variation of characteristic peak is answered, the effect and mechanism of surface modifier, (4) X-ray diffraction, Study on Coal particulate solid material knot can be disclosed The mixture solid structure of matter in structure and coal can use X-ray diffraction method.Coal Polycrystalline can be used to make Discriminating materials and lattice Parametric measurement makees structure determination with X-ray to monocrystal and crystal improves Journal of Sex Research (5) heat analysis, and heat analysis includes differential thermal and heat Amount analysis, differential thermal analysis is for investigating coal particle during heating, when reaching certain temperature, due to phase transformation or certain chemical reactions There is exothermic peak or absorption peak on analysis curve in the fuel factor of generation, and the size of peak area reflects the power of fuel factor, heat Weight analysis can measure the variation as temperature or the material mass of the function of time, when carrying out heat analysis, usually by two kinds of heat point The combination of analysis method.(6) it can reveal that coal particle surface using surface Spectrum Analysis technology using solid surface analysis technology Many information such as ingredient, ionic valence condition and chemical bond are combined with static Secondary Ion Mass Spectrometry with scanning detecting probe method, detect coal The absorption sample of particle can be borrowed using X-ray electronics using polyether-type nonionic dispersing agent and add argon ion etching device, measure coal Grain and Additive front and rear surfaces characteristic atomic valence state and energy variation, and according to the feature of instrument, it calculates and disperses on surface The thickness of agent adsorbed film,
Coal surface modifier has coupling agent, and surfactant polymerize species and Inorganic surface modifiers,
Coupling agent is siliceous or metallic atom organic compound, by central atom difference, there is silane system, titanate esters system, aluminic acid Ester system, stannic acid ester system, the series such as aluminium zirconate system.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111337447A (en) * 2020-03-20 2020-06-26 中国矿业大学 Coal and gangue bionic identification system and method
CN112978734A (en) * 2021-03-19 2021-06-18 内蒙古科技大学 Method for extracting carbon and silicon dioxide from coal gangue

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111337447A (en) * 2020-03-20 2020-06-26 中国矿业大学 Coal and gangue bionic identification system and method
CN111337447B (en) * 2020-03-20 2021-09-24 中国矿业大学 Coal and gangue bionic identification system and method
CN112978734A (en) * 2021-03-19 2021-06-18 内蒙古科技大学 Method for extracting carbon and silicon dioxide from coal gangue

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