CN107036105B - A kind of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers - Google Patents
A kind of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers Download PDFInfo
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- CN107036105B CN107036105B CN201710268264.9A CN201710268264A CN107036105B CN 107036105 B CN107036105 B CN 107036105B CN 201710268264 A CN201710268264 A CN 201710268264A CN 107036105 B CN107036105 B CN 107036105B
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- 238000009825 accumulation Methods 0.000 title claims abstract description 113
- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 22
- 239000002910 solid waste Substances 0.000 title claims abstract description 18
- 238000012545 processing Methods 0.000 title claims abstract description 17
- 238000010521 absorption reaction Methods 0.000 title abstract description 16
- 238000002485 combustion reaction Methods 0.000 claims abstract description 98
- 239000007789 gas Substances 0.000 claims abstract description 52
- 150000003839 salts Chemical class 0.000 claims abstract description 22
- 238000004062 sedimentation Methods 0.000 claims abstract description 21
- 239000002893 slag Substances 0.000 claims abstract description 18
- 238000009423 ventilation Methods 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 238000013461 design Methods 0.000 claims description 6
- 235000019504 cigarettes Nutrition 0.000 claims description 3
- 206010016256 fatigue Diseases 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000003491 array Methods 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 239000002956 ash Substances 0.000 abstract description 22
- 239000003344 environmental pollutant Substances 0.000 abstract description 16
- 231100000719 pollutant Toxicity 0.000 abstract description 16
- 238000000746 purification Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 13
- 239000002245 particle Substances 0.000 abstract description 12
- 239000013618 particulate matter Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 6
- 150000002894 organic compounds Chemical class 0.000 abstract description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052791 calcium Inorganic materials 0.000 abstract description 5
- 239000011575 calcium Substances 0.000 abstract description 5
- 229910052749 magnesium Inorganic materials 0.000 abstract description 5
- 239000011777 magnesium Substances 0.000 abstract description 5
- 229910052710 silicon Inorganic materials 0.000 abstract description 5
- 239000010703 silicon Substances 0.000 abstract description 5
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 abstract description 4
- 235000002918 Fraxinus excelsior Nutrition 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 239000003546 flue gas Substances 0.000 description 10
- 239000010813 municipal solid waste Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 230000009977 dual effect Effects 0.000 description 6
- 238000010304 firing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000003463 adsorbent Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 150000001722 carbon compounds Chemical class 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000007832 Na2SO4 Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000010881 fly ash Substances 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- -1 application Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 2
- 229910052939 potassium sulfate Inorganic materials 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004056 waste incineration Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- KVGZZAHHUNAVKZ-UHFFFAOYSA-N 1,4-Dioxin Chemical compound O1C=COC=C1 KVGZZAHHUNAVKZ-UHFFFAOYSA-N 0.000 description 1
- LZDOYVMSNJBLIM-UHFFFAOYSA-N 4-tert-butylphenol;formaldehyde Chemical compound O=C.CC(C)(C)C1=CC=C(O)C=C1 LZDOYVMSNJBLIM-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000011953 bioanalysis Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Incineration Of Waste (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to volatile organic compound from waste gas Treatment process fields, and in particular to a kind of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers, it is characterized in that：Including accumulation of heat second-time burning clean room, lag cooler, heat-exchange system.Under the adsorption effect and gravity settling separation effect of fused salt patch, ash fusion object, ash particles are attached in the fusant of secondary heat-accumulation combustion sedimentation locular wall, wherein undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound etc. burn away to decompose and be deposited to slag mouth along autonomous closure heat-accumulation combustion expansion chamber body wall with component reactions formation high-melting-point slag ashes such as calcium, silicon, magnesium and be discharged through lag cooler herein, greatly improve HCl, SO2, the pollutants such as heavy metal and particulate matter purification efficiency.
Description
Technical field
The present invention relates to volatile organic compound from waste gas Treatment process fields, and in particular to a kind of processing absorption VOCs is useless
Gas solid waste accumulation of heat second-time burning purifier.
Background technology
The gaseous pollutant of industrial discharge is the main source of air environmental pollution object, and wherein volatile organic compounds is useless
Gas (VOCs) is the gaseous pollutant for all having to environment serious harm effect, while being also to influence operating personnel in workplace
Health occupational source, it is extensively from the chemistry work such as paint, coating, application, lubricating oil, rubber
Industry.Since it acts on the considerable damage of human body and natural environment, country has put into effect relevant laws and regulations and it is administered and is discharged
Strictly controlled.The currently used processing method of VOCs treatment technology has combustion method, chemical oxidization method, chemical absorbing
Method, absorption method, bioanalysis etc..Wherein absorption method is a kind of common organic waste-gas purification effective ways, is to utilize various solids
Adsorbent（Such as activated carbon, activated carbon fibre, molecular sieve）The method that adsorption cleaning is carried out to the pollutant in discharge exhaust gas.It inhales
Attached method equipment is simple, applied widely, purification efficiency is high, is a kind of traditional waste gas pollution control and treatment technology, and most widely used at present
Treatment process.Adsorbent generally use granular activated carbon and activated carbon fibre at present are given up after adsorbing organic exhaust gas as solid
Gurry, this kind of adsorbent can be used the regeneration of the methods such as heat-activated, solvent recovery and use, generally require and be uniformly sent to solid
The unit of waste treatment qualification is disposed, and not only logistics and cost of disposal are higher, the adsorption efficiency after activating and regenerating also under
Drop, cost are usually above the cost purchased again.With coal, zeolite, diatomite, haydite, circulating fluidized bed combustion coal boiler fly ash
Become solid waste Deng for low cost active adsorbent made of raw material, after adsorbing organic exhaust gas, if using activating and regenerating
Method, cost is even more far above the cost purchased again, therefore the use of unit is handled as modes such as garbage loading embeadings,
To be polluted to soil, surface water, how inexpensive effectively disposition is adsorbed VOCs exhaust gas solid waste and is remained using it
Residual heat value is problem in the art.Chinese invention patent（Patent No. 200910097419.2, patent name are rapid boil
Composite circulating fluidized bed waste incinerator）Turbulent and boiling combined-circulation fluidized bed refuse incinerator is disclosed, is characterized in：Including burner hearth
(13) it is equipped with boiling-house (1), ebullated bed is equipped in boiling-house (1) with cyclone separator (8), the lower part of the burner hearth (13),
Rubbish feeding mouth (6) is provided in the middle part of burner hearth (13), the top (7) of the burner hearth (13) is connected with cyclone separator (8), rotation
The lower part of wind separator (8) is connected by material returning device (5) with boiling-house (1), the outlet on cyclone separator (8) top and arrangement
There is the flue (14) of heating surface to be connected, it is characterised in that：Being equipped between the rubbish feeding mouth (6) and boiling-house (1) can make
Rubbish tilts the turbulence chamber (3) of transfer, and the turbulence chamber (3) includes air distribution plate, is furnished on air distribution plate and arranges at a certain distance
And the extraneous blast cap (4) with turbulence chamber (3) of connection；The blast cap (4) is segment type structure；Cyclone separator (8) top
Outlet is connected with the upper end of smoke settlement dual firing chamber (9), and the smoke settlement dual firing chamber (9) is one and is surrounded by fin panel casing
Exhaust gases passes, the lower end of smoke settlement dual firing chamber (9) is connected with the lower part for rising room (12), rise room (12) for be disposed with by
The exhaust gases passes in hot face, the top for rising room (12) are connected with flue (14).Chinese invention patent（Patent No.
201080062269.2 patent name is the method and apparatus for purifying exhaust gas）Disclose a kind of side for purifying exhaust gas
Method and device, it is characterized in that：The heat accumulation type secondary combustion equipment includes at least two filled with thermal store (33,34) and passes through
The connected storage heater (31,32) in combustion chamber (35), the exhaust gas alternately heat at least one storage heater (31,32), institute
It states carbon compound to be aoxidized at a temperature of higher than 850 DEG C in the combustion chamber (35), and passes through at least one other storage
Hot device (32,31) will be formed by purification hot gas and take away, which is characterized in that in addition to carbon compound in the combustion chamber (35)
Oxidation except be also carried out at the same time the reduction of nitrogen oxides, wherein using hydronitrogen come the reduction in the combustion chamber (35)
Nitrogen oxides；The combustion chamber (35) includes：Be in above the thermal store (33,34) of at least one storage heater (31,32)
One area (35-1), exhaust gas carries out initial reaction in firstth area；Second be between at least two storage heaters (31,32)
Area (35-2)；And it is in the third area (35-3) above the thermal store (34,33) of at least another storage heater (32,31),
In purification gas is extracted out by the third area；At the beginning of secondth area (35-2) and in secondth area (35-2)
End to feeding hydronitrogen in the combustion chamber (35), wherein being fed at the beginning of secondth area (35-2)
The amount of hydronitrogen is more than the amount of the hydronitrogen fed at the end of secondth area (35-2)；Feed the nitrogen of exhaust gas
Hydrogen compound and/or carbon monoxide restore part nitrogen oxides in firstth area (35-1) of the combustion chamber (35)；In exhaust gas
The oxidation of carbon compound and the reduction of nitrogen oxides be only hot type occur, i.e., need not use catalyst.
Conventional example one is by the way of twice combustion to solid waste（Rubbish）It is burned（Pyrolysis）Processing, examination
Figure is by increasing the residence time of burner hearth, dual firing chamber to ensure that pollutant effectively decomposes, it is well known that and msw water content is higher,
Its moisture forms superheated steam and is discharged with flue gas during hearth combustion, in addition the N in air2It is also non-combustible part, meeting
Taking away amount of heat causes fire box temperature to reduce, and in other words garbage fuel thermic load is relatively low, necessarily causes rubbish in burner hearth, two combustions
The temperature of room burning is not high, if in dual firing chamber（Rise room, flue）It arranges heating surface, will be unable to ensure《Consumer waste incineration
Contamination control standard》The purification condition that GB 18485-2014 are required, i.e. incineration temperature >=850 DEG C in burner hearth, at this temperature
Gas residence time >=2s, easily formation disposition difficulty are big, environmental pollution endangers Chong bioxin pollutants etc..And equipment is flat
Burner hearth and dual firing chamber relatively far apart, are easy in the flue for making particulate matter be deposited on the two connection, on the one hand lead to cigarette in the arrangement of face
Road high temperature corrosion, on the other hand blocking flue makes flue gas not to be discharged normally, and thermal expansion causes furnace operation environment to be become by negative pressure
For positive pressure so that pollutant is leaked from burner hearth.Two heat accumulation type secondary combustion equipment of conventional example is applied primarily to for purifying
The exhaust gas technical field generated during clinker produces, is heat accumulation type secondary combustion with the technical solution of this case relatively
Equipment can be such that carbon compound is aoxidized at a temperature of higher than 850 DEG C in the combustion chamber（Burning, pyrolysis）, emphasize simultaneously
Residence time >=2s, pollutant is only referred to the purified treatment for nitrogen oxides, CO, for dioxin, HCl, mercury and its change
The purified treatment for closing the pollutants such as object, sulfide, particulate matter does not refer to.
Invention content
In view of the deficiencies of the prior art, the object of the present invention is to provide a kind of processing absorption VOCs exhaust gas solid waste to store
Hot second-time burning purifier, it is characterized in that：Including accumulation of heat second-time burning clean room, lag cooler, heat-exchange system.
Accumulation of heat second-time burning clean room is settled by heat-accumulation combustion expansion chamber I, heat-accumulation combustion expansion chamber II, heat-accumulation combustion
IV 4 room III, heat-accumulation combustion expansion chamber autonomous closure heat-accumulation combustion sedimentation chamber body compositions, four autonomous closure accumulation of heats combustion
Block is built near burning sedimentation chamber body and forms claustra structure, and adjacent heat-accumulation combustion settles chamber body and shares a face inner wall, the shared room per face
Wall is designed with shared exhaust gases passes, and the two sides of each autonomous closure heat-accumulation combustion expansion chamber shares the shared exhaust gases passes on locular wall
Position is staggered up and down relatively, and high-temperature flue gas is tortuous heavy by heat-accumulation combustion expansion chamber I, heat-accumulation combustion successively through gas inlet
Drop room II, heat-accumulation combustion expansion chamber III, heat-accumulation combustion expansion chamber IV shared exhaust gases passes, most enter heat exchange through exhanst gas outlet afterwards
System.
Wall is designed with fused salt patch in the heat-accumulation combustion expansion chamber body, and fused salt patch design is just hexagonal, close row
Wall in heat-accumulation combustion expansion chamber body is arranged and is covered with, fused salt patch, which is fixed by a pin to, to be fired by refractory concrete cast into accumulation of heat
It burns on sedimentation chamber body component.
Heat-accumulation combustion sedimentation chamber body bottom is designed with slag mouth, and the slag mouth is connect with lag cooler.
The heat-accumulation combustion expansion chamber I is designed with circular cone comb blast cap, the circular cone comb blast cap include pedestal, Secondary Air into
Mouth, ventilation hole, watt grid, air distribution plate, air distribution plate are designed with the ventilation hole of marshalling, folded the cover level-one watt are tired out outside each column ventilation hole
Grid, air distribution plate are connect with pedestal, and pedestal is mounted in heat-accumulation combustion sedimentation chamber body.
Inventor has found that accumulation of heat second-time burning purifies the fused salt patch components of chamber interior walls design by circulating fluidized bed combustion coal pot
Converter fly ash, K2SO4、Na2SO4, stainless steel fibre, p-tert-butylphenol formaldehyde resin constitute, roll-in be uniformly mixed through sintering and
At the K in fused salt patch2SO4、Na2SO4Component its surface at 850~950 DEG C is in molten condition, and fused salt patch is made to have very
Big surface adhesion power generates adhesion to ash particles in flue gas, can trap and throw to accumulation of heat second-time burning clean room room
The ash particles of wall, ash particles are after the purification of heat-accumulation combustion returning charge room, into the ashes of accumulation of heat second-time burning clean room
About in 100~200 mesh, undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound burn away grain diameter herein
It decomposes and forms high-melting-point slag ash with component reactions such as calcium, silicon, magnesium, fallen off under the washing away of high-temperature flue gas along accumulation of heat second-time burning
It purifies chamber body bottom to be discharged through slag mouth, substantially increases the pollutants such as chlorinated organics, organic fluorocompound, sulfurous organic compound and exist
It is pyrolyzed the residence time in 850 DEG C of temperatures above, is capable of clinker ignition loss≤5% of reliable guarantee slag ash, reaches《Consumer waste incineration
Contamination control standard》GB 18485-2014 requirements, improve the purification efficiency of particulate matter, while K2SO4、Na2SO4It is active
Alkaline metal salt meets water, HCl, SO in high-temperature flue gas2, heavy metal（Such as mercury and mercuric compounds, lead, arsenic）, produce at high temperature
Raw a series of complicated combination reaction ultimately produces the salt of environmental sound to achieve the purpose that pollutant is reduced.
Inventor has found that accumulation of heat second-time burning clean room is settled by four autonomous closure heat-accumulation combustions and builds block shape near chamber body
At claustra structure, reduce heat dissipation area, be effectively accomplished the purpose of heat preservation and accumulation of heat, carries the high-temperature flue gas of ash particles
The Tortuous flow in the exhaust gases passes that position is staggered up and down relatively makes ash particles hit wall in heat-accumulation combustion expansion chamber body
Fused salt patch lose kinetic energy and sticked, wherein undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound etc. herein after
Continuous combustion decomposition is simultaneously sunk with component reactions formation high-melting-point slag ashes such as calcium, silicon, magnesium along autonomous closure heat-accumulation combustion expansion chamber body wall
Slag mouth is dropped to be discharged through lag cooler.
Inventor has found that fused salt patch design is regular hexagon, can be at high temperature to all directions even inflation, fused salt
Component circulating fluidized bed combustion coal boiler fly ash, stainless steel fibre aggregate can stablize overall structure in patch, reduce and fired from accumulation of heat
Burn the probability that wall falls off in expansion chamber body.
Inventor has found, if having Cl in the characteristic contamination of workplace-With heavy metal etc., in the pollutant of discharge
HCl, particulate matter etc. exchange hot systems and generate corrosion, wear, pollute the environment.Therefore two-step purification mode is devised,
Middle secondary purification is completed by accumulation of heat second-time burning clean room, and operation principle is the adsorption in fused salt patch, ash fusion object
Under effect and gravity settling separation effect, ash particles are attached in the fusant of secondary heat-accumulation combustion sedimentation locular wall, wherein not
Chlorinated organics, organic fluorocompound, the sulfurous organic compound etc. of decomposition burn away decomposition and anti-with the components such as calcium, silicon, magnesium herein
It high-melting-point slag ash should be formed is deposited to slag mouth along autonomous closure heat-accumulation combustion expansion chamber body wall and be discharged through lag cooler, be greatly improved
HCl、SO2, heavy metal and particulate matter purification efficiency.
Inventor has found that the purpose that heat-accumulation combustion expansion chamber I designs circular cone comb blast cap is：First, trepanning can be adjusted flexibly
The air quantity of Secondary Air is sent into rate, percent opening, that is, ventilation hole and secondary air inlet area ratio, accurate adjustment, is exactly substantially accurate
Adjustment dispatching oxygen amount, controls excess air coefficient, achievees the purpose that not reduce efficiency of combustion and the total amount of pollutant lowers；Second is that control
The temperature of heat-accumulation combustion expansion chamber processed is between 850~950 DEG C, since the ash particles heat release that burns away makes heat-accumulation combustion settle
Room is constantly improve, and excessively high temperature is unfavorable for the safety and NO of equipmentXThe control of pollutant, and Secondary Air goes out from heat-exchange system
The emission of mouth end reflux, between 160~170 DEG C, oxygen amount can be good at passing through feeding temperature between 6~9%
Secondary air flow adjust heat-accumulation combustion expansion chamber temperature.
Compared with the existing technology, the present invention at least contains and has the advantage that：First, accumulation of heat second-time burning clean room is only by four
Block is built near vertical closing heat-accumulation combustion sedimentation chamber body and forms claustra structure, is reduced heat dissipation area, is effectively accomplished heat preservation and storage
The purpose of heat carries the high-temperature flue gas of the ash particles Tortuous flow in the exhaust gases passes that position is staggered up and down relatively,
On the one hand make the fused salt patch of wall in ash particles shock heat-accumulation combustion expansion chamber body lose kinetic energy to be adsorbed, on the other hand in weight
Bottom is deposited under the action of power；Second, if having Cl in the characteristic contamination of workplace-With heavy metal etc., the pollution of discharge
HCl, particulate matter in object etc. exchange hot systems and generate corrosion, wear, pollute the environment.Therefore two-step purification side is devised
Formula, wherein secondary purification are completed by accumulation of heat second-time burning clean room, and operation principle is on the surface of fused salt patch, ash fusion object
Under suction-operated and gravity settling separation effect, ash particles are attached in the fusant of secondary heat-accumulation combustion sedimentation locular wall,
In undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound etc. burn away herein decomposition and with the groups such as calcium, silicon, magnesium
Point reaction forms high-melting-point slag ash and is deposited to slag mouth along autonomous closure heat-accumulation combustion expansion chamber body wall to be discharged through lag cooler, significantly
Improve HCl, SO2, heavy metal and particulate matter purification efficiency；Third, heat-accumulation combustion expansion chamber I design the purpose of circular cone comb blast cap
It is：First, percent opening can be adjusted flexibly, percent opening, that is, ventilation hole and secondary air inlet area ratio, accurate adjustment are sent into secondary
The air quantity of wind is substantially exactly accurate adjustment dispatching oxygen amount, controls excess air coefficient, reaching does not reduce efficiency of combustion and pollution
The purpose that object total amount lowers；Second is that control heat-accumulation combustion expansion chamber temperature between 850~950 DEG C, due to ash particles after
Continuous combustion heat release keeps heat-accumulation combustion expansion chamber constantly improve, and excessively high temperature is unfavorable for the safety and NO of equipmentXThe control of pollutant
System, and the emission that Secondary Air flows back from heat-exchange system outlet end, temperature between 200~250 DEG C, oxygen amount 6~
Between 9%, it can be good at the temperature that heat-accumulation combustion expansion chamber is adjusted by the secondary air flow of feeding；4th, whole device is close
The working environment automatic running closed, avoids pollutant to environmental effects to greatest extent.
Description of the drawings
Fig. 1 is a kind of front view structure signal of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Figure.
Fig. 2 is a kind of plan structure signal of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Figure.
Fig. 3 is a kind of left view structural representation of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Figure.
Fig. 4 is a kind of A full-page proofs arrangement knot of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Structure schematic diagram.
Fig. 5 is a kind of B partial enlargement knots of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Structure schematic diagram.
Fig. 6 is a kind of C partial enlargement knots of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Structure schematic diagram.
Fig. 7 is a kind of D partial enlargement knots of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Structure schematic diagram.
Fig. 8 shows for a kind of big spline structures of E that VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers are adsorbed in processing
It is intended to.
Fig. 9 is a kind of F partial enlargement knots of processing absorption VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers
Structure schematic diagram.
1- accumulation of heat second-time burning clean room 2- heat-exchange system 3- lag cooler 4- gas inlets
5- shares exhaust gases passes 6- heat-accumulation combustions sedimentation chamber body 7- and shares locular wall 8- slag mouths
IV 10- heat-accumulation combustions expansion chamber III of 9- heat-accumulation combustions expansion chamber
I 12- heat-accumulation combustions expansion chamber II of 11- heat-accumulation combustions expansion chamber
13- exhanst gas outlet 14- circular cone comb blast cap 15- pedestal 16- secondary air inlets
18- watts of grid 19- air distribution plate 20- fused salt patch 21- pin of 17- ventilation holes.
Specific implementation mode
The present invention is described further with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, a kind of processing absorption VOCs exhaust gas solids are useless
Gurry accumulation of heat second-time burning purifier, it is characterized in that：Including accumulation of heat second-time burning clean room 1, lag cooler 3, heat-exchange system 2.
It is fired by heat-accumulation combustion expansion chamber I 11, heat-accumulation combustion expansion chamber II 12, accumulation of heat accumulation of heat second-time burning clean room 1
Burn expansion chamber III 10, IV 94 autonomous closure heat-accumulation combustion sedimentation chamber bodies 6 of heat-accumulation combustion expansion chamber form, four independence
Block is built near closing heat-accumulation combustion sedimentation chamber body 6 and forms claustra structure, and adjacent heat-accumulation combustion sedimentation chamber body 6 shares in one side
Wall shares locular wall 7 per face and is designed with shared exhaust gases passes 5, and the two sides of each autonomous closure heat-accumulation combustion expansion chamber shares locular wall 7
On 5 position of shared exhaust gases passes be staggered up and down relatively, high-temperature flue gas passes through heat-accumulation combustion through gas inlet successively complications
Expansion chamber I 11, heat-accumulation combustion expansion chamber II 12, heat-accumulation combustion expansion chamber III 10, the shared flue gas of heat-accumulation combustion expansion chamber IV 9 are logical
Road 5 most enters heat-exchange system 2 through exhanst gas outlet 13 afterwards.
Heat-accumulation combustion sedimentation 6 inner wall of chamber body is designed with fused salt patch 20, fused salt patch 20 be designed as it is just hexagonal, tightly
Solid matter arranges and is covered with heat-accumulation combustion sedimentation 6 inner wall of chamber body, and fused salt patch 20 is fixed on by pin 21 and is poured into a mould by refractory concrete
Into on heat-accumulation combustion sedimentation 6 component of chamber body.
6 bottom of the heat-accumulation combustion sedimentation chamber body is designed with slag mouth 8, and the slag mouth 8 is connect with lag cooler 3.
The heat-accumulation combustion expansion chamber I 11 is designed with circular cone comb blast cap 14, and the circular cone comb blast cap 14 includes pedestal 15, two
Secondary wind inlet 16, ventilation hole 17, watt grid 18, air distribution plate 19, air distribution plate 19 are designed with the ventilation hole 17 of marshalling, each column ventilation
Tired folded the cover level-one watt grid 18 outside hole 17, air distribution plate 19 is connect with pedestal 15, and pedestal 15 is mounted on heat-accumulation combustion and settles chamber body 6
On.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is changed.Therefore, the invention is not limited in specific implementation modes disclosed and described above, to the present invention's
Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although being used in this specification
Some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.
Claims (1)
1. VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers are adsorbed in a kind of processing, it is characterized in that：Including accumulation of heat two
Secondary burning clean room, lag cooler, heat-exchange system；Accumulation of heat second-time burning clean room is settled by heat-accumulation combustion expansion chamber I, heat-accumulation combustion
IV 4 room II, heat-accumulation combustion expansion chamber III, heat-accumulation combustion expansion chamber autonomous closure heat-accumulation combustion sedimentation chamber body compositions, high temperature cigarette
Gas passes through heat-accumulation combustion expansion chamber I, heat-accumulation combustion expansion chamber II, heat-accumulation combustion expansion chamber III, storage through gas inlet is tortuous successively
The shared exhaust gases passes of hot combustion settling chamber IV, most enter heat-exchange system through exhanst gas outlet afterwards；Heat-accumulation combustion settles chamber body bottom
It is designed with slag mouth, slag mouth is connect with lag cooler；Block, which is built, near four autonomous closure heat-accumulation combustion sedimentation chamber bodies forms claustra
Structure；Wall is designed with fused salt patch in heat-accumulation combustion expansion chamber body, and close-packed arrays are simultaneously covered with wall in heat-accumulation combustion expansion chamber body, melts
Salt patch is fixed by a pin to poured into a mould by refractory concrete made of heat-accumulation combustion sedimentation chamber body component on；Heat-accumulation combustion is heavy
Drop room I is designed with circular cone comb blast cap, and circular cone comb blast cap includes pedestal, secondary air inlet, ventilation hole, watt grid, air distribution plate, air distribution plate
It is designed with the ventilation hole of marshalling, folded the cover watt grid are tired out outside each column ventilation hole, air distribution plate is connect with pedestal, and pedestal, which is mounted on, to be stored
On hot combustion settling chamber body；Adjacent heat-accumulation combustion sedimentation chamber body shares a face inner wall, and locular wall is shared per face and is designed with shared cigarette
Every face in gas channel, each autonomous closure heat-accumulation combustion expansion chamber shares the relatively upper bottom left in the shared exhaust gases passes position on locular wall
The right side is staggered；Fused salt patch design is just hexagonal.
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| CN2484330Y (en) * | 2001-07-20 | 2002-04-03 | 陈和平 | Coal-gas generator grate with air-flow forced distribution device |
| EP2039901B1 (en) * | 2006-07-04 | 2016-01-27 | Toyota Jidosha Kabushiki Kaisha | Exhaust purifier of internal combustion engine and method of exhaust purification |
| KR20100018630A (en) * | 2008-08-07 | 2010-02-18 | 정석희 | Sludge incinerator for multi combustion chamber |
| US8852540B2 (en) * | 2011-06-22 | 2014-10-07 | Yeda Research And Development Co. Ltd. | Apparatus and method for removing sulfur dioxide from flue gases |
| CN203893188U (en) * | 2014-01-21 | 2014-10-22 | 无锡高尔环保科技有限公司 | Air supply system |
| CN205619555U (en) * | 2015-12-25 | 2016-10-05 | 冀州市华昌机械厂 | Coal -fired heating equipment of clean briquette coal production line industrial furnace |
| CN106196023B (en) * | 2016-07-25 | 2018-01-02 | 泉州恒兴能源节能技术有限公司 | One kind cleaning burning coal CFBB |
| CN106237800A (en) * | 2016-09-05 | 2016-12-21 | 上海理工大学 | Volatile organic compounds melting salt oxidation system |
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Address after: 362000 the 2 floor of 32 new gate Street and 1916 Creative Industrial Park, Licheng District, Quanzhou, Fujian, China, 1916 Applicant after: Yang Song Address before: 362000 No. 135 Cui Hu Road, Hu tou Town, Anxi County, Quanzhou, Fujian Applicant before: Yang Song |
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Application publication date: 20170811 Assignee: Quanzhou green low carbon Research Institute Assignor: Yang Song Contract record no.: 2019350000001 Denomination of invention: Special slag cooler for heat storage secondary combustion purification plants for treating and adsorbing VOCs (volatile organic compounds) waste gas and solid waste Granted publication date: 20181009 License type: Exclusive License Record date: 20190116 |
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Assignee: QUANZHOU GREEN LOW CARBON Research Institute Assignor: Yang Song Contract record no.: 2019350000001 Date of cancellation: 20200413 |
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Effective date of registration: 20201123 Address after: 214400, No. 1 East Chengjiang Road, Wuxi, Jiangsu, Jiangyin Patentee after: JIANGYIN JINGLI MACHINERY Co.,Ltd. Address before: 362000 Yuanyuan, 610 Xinmen Street, Licheng District, Quanzhou City, Fujian Province, and 32 buildings and 2 floors of 1916 Creative Industry Park Patentee before: Yang Song |
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