CN107824031A - Changeable type is laminated absorption comprehensive pollution odorant deodoration system and deodorizing method - Google Patents

Changeable type is laminated absorption comprehensive pollution odorant deodoration system and deodorizing method Download PDF

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Publication number
CN107824031A
CN107824031A CN201710985815.3A CN201710985815A CN107824031A CN 107824031 A CN107824031 A CN 107824031A CN 201710985815 A CN201710985815 A CN 201710985815A CN 107824031 A CN107824031 A CN 107824031A
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stench
addition reaction
odorant
pollution
acid
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崔荣哲
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Letter And Nebote LLC
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Letter And Nebote LLC
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    • 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
    • B01D53/14—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 absorption
    • B01D53/1406—Multiple stage absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06—Spray cleaning
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/38—Removing components of undefined structure
    • B01D53/40—Acidic components
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/38—Removing components of undefined structure
    • B01D53/42—Basic components
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/485—Sulfur compounds containing only one sulfur compound other than sulfur oxides or hydrogen sulfide
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/52—Hydrogen sulfide
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/58—Ammonia
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75—Multi-step processes
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/30—Alkali metal compounds
    • B01D2251/304—Alkali metal compounds of sodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B01D2251/604—Hydroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/306—Organic sulfur compounds, e.g. mercaptans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/406—Ammonia
    • 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
    • B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)

Abstract

Absorption comprehensive pollution odorant deodoration system is laminated the present invention relates to a kind of changeable type and deodorizing method, the system are made up of present treatment portion and mixing unit：Present treatment portion, the Pall ring that the foul gas that inflow is fanned via deodorization is passed through to each step remove stink；Mixing unit, addition reaction absorbent and smoke agent for shielding are sprayed in the foul gas of remaining.The system includes：Acid stench absorbed layer, the processing of acid pollution material is implemented to the gaseous material of the stench reason material containing introducing；Alkaline stench absorbed layer, forms the upper strata of above-mentioned acid stench absorbed layer, and implements alkaline pollution material processing procedure；Redox process layer, forms the upper strata of above-mentioned alkaline stench absorbed layer, and implements redox processing；And addition reaction and shielding layer, implement addition reaction, so as to remove the unreacting substance of neutral contaminants matter and remaining beyond acid-base property stench reason material, and fragrance is added in addition reaction absorbing liquid, so as to realize screening effect.

Description

Changeable type is laminated absorption comprehensive pollution odorant deodoration system and deodorizing method
Technical field
Absorption comprehensive pollution odorant deodoration system is laminated the present invention relates to a kind of changeable type and utilizes its deodorization Method, more particularly, to one kind be used for handle farm animal excrement and food-trash treatment equipment, sewage and wastewater treatment is set The changeable type of caused stench is laminated absorption comprehensive pollution odorant deodoration system and utilization in standby, sludge treatment device etc. Its deodorizing method.
Background technology
In existing deodorizing method, conventional chemical treatment method is to neutralize acid/base stench evocating substance, or Only according to oxidizing process, main use is to NH3、H2Two sections of absorption processing methods of main odorant soluble in water S etc., still Because absorbability is weak, or the processing of centering odorant and the unreacting substance of remaining is insufficient, so as to reach discharge Permitting deformation.
Deodorizing method for solving the above problems is broadly divided into four major classes：First, absorbed and disliked using acid/base neutralization reaction Smelly absorption process；Second, the absorption method of stench is adsorbed using adsorbents such as activated carbon-zeolites；3rd, by enable 800 DEG C with On regenerative furnace by the burning method of gas combustion decomposition；4th, microorganism is bred in the carrier, it is organic in stench so as to decompose Biofilter (Bio-filter) process of material.
Wherein, although absorption process can produce high absorption efficiency, because the long-time of absorbing liquid uses, can cause on the contrary Stench concentrates, and aggravates stench；Absorption method, the efficiency caused by high humidity reduces and short alternate cycle, is managing and is runing Aspect has difficulties；Burning method, due to the installation running cost that the danger and needs of management are excessive, therefore it is primarily adapted for use in height In concentration, small-scale anti-control equipment；Biofilter (Bio-filter) process, because the South Korea made a clear distinction between the four seasons is domestic Environment, therefore the regulation to temperature, humidity is not easy, and drawn due to the oxidation of the microbial growth in carrier and carrier itself The carrier bulk risen reduces, pressure loss increase, microorganism activation and the efficiency of convalescence decline caused by closed phenomenon, and The reasons such as carrier alternating, so as to be difficult to start.
On the one hand, prior art 1, i.e. korean patent application (Application No. 10-2004-0016883) be " sewage treatment plant Multi-stag deodorizing tower " provides a kind of multi-stag deodorizing tower of sewage treatment plant, and the deodorizing tower will produce in sewage treatment plant Decomposability gas in the harmful substance as pernicious gas that can induce stench, by by the deodorization chamber * winding paper that is formed of multistage, Odour is removed using what is launched in each deodorization chamber * winding paper, with multi-level approach absorbing and deodorizing, so that being gone by multi-level approach Except odor pollutant.
In addition, " livestock and poultry are arranged for prior art 2, i.e. Korean utility model patent application (Application No. 20-2003-0036189) Thing liquid fertilizer tank is let out with biological deodorizing system " it is related to and a kind of passes through caused high concentration foul gas in farm animal excrement comprising micro- The liquid level of biology, so as to implement to remove first, and by moisture (humid gas) by carrier Pall ring, so as to be given birth to Thing decomposes and the deodoration system of processing, and especially, its Eco-power design to be adapted to South Korea's country's farm animal excrement liquid fertilizer tank (200t), therefore, simple in terms of structure and size and miniaturization, while deodoriging properties can be lifted.
In addition, prior art 3, i.e. korean patent application (Publication No. 10-2016-0131636) " possess roundabout pipeline Odor removal " is related to one kind and included：Deodorizing tower, it, which possesses from stain disease or produced, collects the gas containing foul smelling in the material of stench Body, and import the Venturi tube of inside；Nozzle, it is in the gas containing foul smelling imported by above-mentioned Venturi tube, with mist Change state spray deodorant；Roundabout pipeline, it collects the gas by purification discharged in above-mentioned deodorizing tower, and optionally again It is fed to deodorizing tower；Smell sensor, it is arranged on the outlet of above-mentioned deodorizing tower；Roundabout pressure fan, it is to above-mentioned pass-over offset Road provides suction force；Roundabout valve, it is opened and closed above-mentioned roundabout pipeline；Roundabout controller, it controls smell sensor, roundabout air-supply Machine and roundabout valve, therefore, when the smell sensor for perceiving the gas discharged in above-mentioned deodorizing tower, perceive more than setting data Stench when, roundabout controller opens roundabout valve and starts roundabout pressure fan, and the gas of discharge is put into deodorization again In tower, so as to realize the technology of deodorization.
However, in prior art 1 to 3, overall aqueous solution for housing acid and alkali etc., it is difficult to removed and wrapped by single packed tower Containing odor pollutant in the offgas, and the removal that each step is carried out to odor pollutant can not be only realized with a packed tower, So as to there is limitation in this regard.
In addition, " multistage laminar structure type is multi-functional to be filled out for prior art 4, i.e. Korean Patent (grant number 10-1146831) Material tower " is related to a kind of multistage multi-functional packed tower of laminar structure type, and it is separated the single structure formed by solvent tank by realizing The packed tower of thing, make a certain amount of each different solution of each self-absorption of water, and make the aqueous solution such as acid or alkali, and pass through These aqueous solution are concentrated in each solvent tank and by way of circulation each different passage, make the odor pollutant each Step stabilizes, so as to control activity.
However, prior art 4, although can be by overall aqueous solution for housing acid and alkali etc., and pass through single packed tower The odor pollutant contained in removing exhaust gas is removed, but due to only by existing acid, alkali decoction processing mode, therefore, the oxidation in single column Reduction treatment, and the organic polymer series stench relatively low to the solubility in water, in a final step can not be according to stench All types of and each concentration, changeability using applicable addition reaction carry out final process, so as in these areas exist limitation Property.
The content of the invention
The present invention is in order to solve the above problems, there is provided a kind of changeable type is laminated absorption comprehensive pollution odorant deodorization system System and utilize its deodorizing method, the deodoration system installed in each solvent storage device of absorption equipment reactive tank formed it is mixed Attach together and put, and determine the holdup time that decoction and stench reason material can react completely, so as to prevent because of concentration and caused by Secondary pollution.
Also, the present invention provides a kind of changeable type and is laminated absorption comprehensive pollution odorant deodoration system and utilizes its Deodorizing method, the deodoration system is according to the species of major pollutant, to not being removed in existing acid-base property processing equipment Remaining stench carry out the 3rd redox processing, and by addition reaction and masking methods, the is carried out to unreacting substance 4th, 5 processing, to realize the comprehensive Deodor of remaining.
Also, the present invention provides a kind of changeable type and is laminated absorption comprehensive pollution odorant deodoration system and utilizes its Deodorizing method, the shortcomings that the deodoration system perfect existing deodorizing device, so as to keeping certain efficiency, and one The effect of construction and the low physical/chemical processing of administration fee of 5 steps can be achieved in individual tower.
But the purpose of the present invention is not limited to above-mentioned mentioned purpose, wherein NM purpose and other mesh , those skilled in the art be able to should be able to be expressly understood that by following record.
To achieve these goals, the present invention provides a kind of changeable type and is laminated absorption comprehensive pollution odorant deodorization system System, the deodoration system are made up of present treatment portion and mixing unit：Present treatment portion, it leads to the foul gas that inflow is fanned via deodorization The Pall ring of each step is crossed, so as to remove stink；Mixing unit, its remaining foul gas in spray addition reaction absorbent and Smoke agent for shielding；Also, the changeable type, which is laminated absorption comprehensive pollution odorant deodoration system, has reactive tank, the reactive tank Recycled after being reacted solvent and decoction and turning into complete compound.
The deodoration system includes：
Acid stench absorbed layer, its gaseous material to the matter of causer containing foul smelling implement the processing of acid pollution material；
Alkaline stench absorbed layer, it forms the upper strata of above-mentioned acid stench absorbed layer, and implements the processing of alkaline pollution material；
Redox process layer, it forms the upper strata of above-mentioned alkaline stench absorbed layer, and implements redox processing；With And
Addition reaction and shielding layer, reaction is applied in fact, so as to remove in addition to sour, alkaline stench reason material The unreacting substance of neutral contaminants matter and remaining, and fragrance is added in addition reaction absorbing liquid, so as to realize masking, reach To screening effect.
Also, the deodoration system includes following structure, its in a tower by the processing procedure of most 5 types, Processing method is determined according to the species of polluter and concentration, and according to the characteristic set-up procedure numbers of pollution sources and operated.
In addition, to achieve these goals, the present invention provides one kind and is laminated absorption comprehensive pollution stench using changeable type The deodorizing method of material deodoration system, it is laminated absorption comprehensive pollution odorant deodoration system using the changeable type of the present invention and enters Capable deodorizing method includes following 4 steps：
Step 1, acidic treatment is implemented in acid stench absorbed layer according to being introduced into for comprehensive pollution material；
Step 2, basic treatment is implemented in alkaline stench absorbed layer；
Step 3, redox processing is implemented in redox process layer；And
Step 4, addition reaction and masking processing gas side by side are implemented in addition reaction and shielding layer.
It is according to an embodiment of the invention to be laminated absorption comprehensive pollution odorant deodoration system using changeable type Deodorizing method, the step 1 is to react acid odorant and sodium hydroxide (NaOH) and generate material, so as to anti- Only secondary pollution.
In addition, according to an embodiment of the invention be laminated absorption comprehensive pollution odorant deodorization using changeable type The deodorizing method of system, the step 2 are to remove ammonia (NH3) be dissolved in caused stench after water and with sulfuric acid (H2SO4) enter Row reacts and generates material, so as to prevent secondary pollution.
In addition, according to an embodiment of the invention be laminated absorption comprehensive pollution odorant deodorization using changeable type The deodorizing method of system, in the addition reaction of the step 4, including acetaldehyde (CH3CHO), methyl mercaptan (CH4S), methyl second Base ketone (CH3COC2H5) insoluble organic compound series polluter in put into addition reaction absorbing liquid.
In addition, according to an embodiment of the invention be laminated absorption comprehensive pollution odorant deodorization using changeable type The deodorizing method of system, in the screening effect of the step 4, the fragrance as aroma substance is added to addition reaction and inhaled Receive in liquid, and sprayed by fragrant absorbing liquid sprayer unit.
The advantages of the present invention are as follows：
It is according to an embodiment of the invention to be laminated removing for absorption comprehensive pollution odorant deodoration system using changeable type Smelly method, reactive tank formation mixing arrangement is installed in each solvent storage device of absorption equipment, and determines that decoction and stench are former Because of the holdup time that material can react completely, so as to prevent because concentration and caused by secondary pollution effect.
Also, utilization changeable type according to another embodiment of the invention is laminated absorption comprehensive pollution odorant and removed The deodorizing method of smelly system, it is residual to not being removed in existing acid-base property processing equipment according to the species of major pollutant Deposit stench and carry out the 3rd redox processing, and handled by addition reaction and masking, the 4th, 5 are carried out to unreacting substance Secondary processing, therefore, there is the effect that can handle the comprehensive stench of remaining.
Moreover, utilization changeable type according to another embodiment of the invention is laminated absorption comprehensive pollution malodorant The deodorizing method of matter deodoration system, the shortcomings that also perfect existing deodorizing device, so as to keeping certain efficiency, and The effect of construction and the low physical/chemical processing of administration fee of 5 steps can be achieved in a tower.
Brief description of the drawings
Fig. 1 is to be laminated absorption comprehensive pollution odorant deodoration system according to the changeable type of the embodiment of the present invention to illustrate Figure；
Fig. 2 is to be controlled for illustrating that Fig. 1 changeable type is laminated absorption comprehensive pollution odorant deodoration system by scene The block diagram that disk 120 processed controls；
Fig. 3 is actual installation and operates the shape that Fig. 1 changeable type is laminated absorption comprehensive pollution odorant deodoration system State figure；
Fig. 4 is the deodorization that absorption comprehensive pollution odorant deodoration system is laminated according to the changeable type of the embodiment of the present invention The flow chart of processing procedure；
Description of reference numerals：11st, acidic treatment cleaning fluid tank；12nd, redox cleaning fluid tank；13rd, basic treatment is cleaned Flow container；14th, addition reaction absorbs flow container；20th, nozzle；30th, circulating pump；101st, acid flux material reactive tank；102nd, basic solvent is anti- Answer groove；103rd, redox solvent reaction groove；104th, acid stench absorbed layer；105th, alkaline stench absorbed layer；106th, oxidation is gone back Former process layer；107th, addition reaction and shielding layer；108th, pH meter；109th, ORP is counted；110th, fragrant absorbing liquid sprayer unit；111、 Deodorization is fanned.
Embodiment
The present invention can carry out various changes, and can have various embodiments, by illustrating specific reality in the accompanying drawings Example is applied to be described in detail.However, this is not to limit the invention to particular implementation, it can be understood as including comprising The present invention thought and technical scope have altered and equivalent and replacement.
Such as the 1st, the 2nd term comprising ordinal number can use when illustrating various inscapes, but the composition will Element is not limited to the term.The term is only for the purpose for distinguishing an inscape and other inscapes And use.
For example, while without departing from the interest field of the present invention, the 1st inscape can be named as the 2nd inscape, Similarly, the 2nd inscape can also be named as the 1st inscape.And/or this term includes the related project recorded of plural number Some project in combination or the related project recorded of plural number.
Unless carry out other definition, otherwise all terms used in the present invention including technical term and scientific terminology With with the meaning that those skilled in the art are generally understood with the identical meaning.It can be construed in usually used dictionary The term of definition, there is the consistent meaning with the meaning of correlation technique context, unless clearly carry out in this application it is other fixed Justice, it otherwise can not be construed to the meaning that is preferable or crossing form-separating.
Hereinafter, by referring to accompanying drawing, illustrating that being laminated absorption comprehensive pollution odorant according to the changeable type of the present invention removes Smelly system and the preferred embodiment using its deodorizing method.In the process, may because explanation definition or it is convenient for the sake of, The thickness of the line shown in accompanying drawing or the size of inscape etc. can have been exaggerated.Also, same component any place all with Identical is marked to represent.Also, the term that term described later allows for function in the present invention and defined, it can root Change according to the intention or convention of user or operator.Therefore, should be according to the content of whole this specification to this term To give a definition.
Fig. 1 is to be laminated absorption comprehensive pollution odorant deodoration system according to the changeable type of the embodiment of the present invention to illustrate Figure.Fig. 2 is to pass through Local Control Panel for illustrating that Fig. 1 changeable type is laminated absorption comprehensive pollution odorant deodoration system The block diagram of 120 controls.Fig. 3 is actual installation and operates Fig. 1 absorption comprehensive pollution odorant deodorization system of changeable type lamination The state diagram of system.
Referring to Fig. 1 to Fig. 3, changeable type is laminated absorption comprehensive pollution odorant deodoration system by present treatment portion and mixing Portion is formed：Present treatment portion, it will fan 111 foul gas flowed into by (acid, alkalescence, being aoxidized and being gone back by the 1st, 2,3 steps via deodorization It is former) Pall ring (Pallring) of each step, so as to remove stench；Mixing unit (Mixing), its effluvium in the 4th step remaining Addition reaction absorbent and smoke agent for shielding are sprayed in body；Also, in order to manage processing solvent, the solvent of stench is absorbed as storage Each holding tank, in order that solvent and decoction reacted and turn into recycled and designed after complete compound it is each instead The overflow pipe structure answered groove and installed to adjust the height of holding tank liquid level, it is by being supplied with water supply, medicine Answer the compositions such as device, Local Control Panel and secondary distribution piping.
Pass through therefore, changeable type is laminated absorption comprehensive pollution odorant deodoration system with acidic treatment cleaning fluid tank 11st, redox processing cleaning tank 12, basic treatment cleaning fluid tank 13, addition reaction absorb flow container 14, acid flux material reaction Groove 101, basic solvent reactive tank 102, redox solvent reaction groove 103, acid stench absorbed layer 104, alkaline stench absorb Layer 105, redox process layer 106, addition reaction and shielding layer 107, pH meter 108, ORP meters 109, fragrant absorbing liquid spraying dress 110 and deodorization fan 111 are put, make the gaseous material of the matter of causer containing foul smelling by common the 1st acid pollution material processing And after the 2nd alkaline pollution material processing, implement the 3rd redox processing and the 4th addition reaction processing, so as to except going In addition to acid-base property stench reason material, the unreacting substance of neutral contaminants matter and remaining is also removed, and at the 4th Fragrance is added in the neutral cleaning fluid of the addition reaction absorbing liquid of reason, and implements the 5th masking processing, is carried out in a tower The processing procedure of most 5 types, processing method is determined according to the species of polluter and concentration, and according to the spy of pollution sources Property set-up procedure number simultaneously operates.
That is, the carry out process of the absorption comprehensive pollution odorant deodoration system of modification lamination is as follows：Evil containing introducing The foul gas of smelly reason material passes through the 1st acid pollution material processing procedure and the 2nd alkaline pollution material processing procedure Afterwards, the 3rd redox processing procedure and the 4th addition reaction processing procedure are implemented, so as to former except removing acid-base property stench Beyond material, the unreacting substance of neutral contaminants matter and remaining is also removed, and adds and is inhaled in the 4th addition reaction The process that fragrance is added in liquid, and the masking processing during the 5th are received, most 5 types are carried out in a tower Processing procedure.
First, stench inflow part 100a is according to being installed as connecting with bottom solvent holding tank, for temporarily storing stench sky Gas gas, and be the device for including storage box, the foul gas in the storage box passes through in Bauer ring present treatment portion Portion is discharged, except passing through the acid stench absorbed layer 104, alkaline stench absorbed layer 105, oxygen of being used as present treatment portion at an upper portion thereof Beyond change/reduction treatment layer 106, also pass through addition reaction and shielding layer 107；Described device its equivalent to one kind by solve by Blockage problem caused by dust, and adjust by the height change in floor drain portion the device of the amount of storage of solvent.
Also, stench inflow part 100a is laminated to the top of each dusty gas inflow part, so that dusty gas is in tower Successfully mix, and treatment effeciency is maximized, and be arranged on ground, to be connected with lower layer.Stench inflow part 100a has Standby stench discharge unit, it is that the dusty gas for making inflow passes through the structure that each layer is handled successively.Wherein, discharged by the stench Portion separates cleaning fluid of different nature, under preventing that top cleaning fluid of different nature (acid, alkalescence, redox) from flowing into Portion's treatment region and mutually mix.
In addition, deodorization fan 111 is designed as, required wind during for the foul gas of collection being transported into odor removal For amount, blast etc., consider collecting amount and discharge pressure, be made up of drive device, motor, terylene, conveyer belt, and it is other Part is formed by transmitting the strong material of accessible hardness to power.The motor under(-)chassis of deodorization fan 111 is shockproof to adhere to It is vibration resistance and the optimum condition structure of noise with the dual structure of spring.The inlet and outlet of deodorization fan 111 are attached with and can prevented The flexible joint of vibration, and Flow-rate adjustment is preferably easily operation with damper and easily identifies the damper of opening and closing rate.Separately On the one hand, the rotating part of deodorization fan 111 is equipped with protective case, and has mark, can identify direction of rotation.
In addition, present treatment portion is by acid stench absorbed layer 104, alkaline stench absorbed layer 105, oxidation/reduction process layer 106 Composition, therefore, (acid, alkalescence, it can will aoxidize/go back by the 1st, 2,3 steps by fanning 111 foul gas flowed into via deodorization It is former) each Pall ring (Pallring) of each step, so as to remove stench.
More specifically, acid stench absorbed layer 104 is to be reacted acid odorant and sodium hydroxide (NaOH) simultaneously Material is generated, so as to prevent secondary pollution.
Alkaline stench absorbed layer 105 is, according to ammonia (NH3) characteristic soluble in water, and also continue to distribute after being dissolved in water Stench, therefore by ammonia (NH3) and sulfuric acid (H2SO4) reacted and generate stable material, so as to prevent secondary pollution.
Redox process layer 106 is, in acid the stench absorbed layer 104 and alkali as the 1st time, 2 times processing equipment Property stench absorbed layer 105 in the material that does not have been fully processed implement redox reaction, so as to be handled.
Addition reaction and shielding layer 107 are to implement the 4th addition reaction, due to acetaldehyde, methyl mercaptan, methyl ethyl ketone etc. The absorption efficiency of the polluter of insoluble organic compound series is not high, and remaining is got off in the form of integrating stench, therefore, is passed through The method for putting into addition reaction absorbing liquid completes deodorization.
In addition, addition reaction and shielding layer 107 are, implement masking processing, generally, using fragrance or use and bad gas Taste is mutually mixed and reduces the special aromatic substance of its degree to be handled.
On the other hand, cleaning fluid tank is acidic treatment cleaning fluid tank 11, redox cleaning fluid tank 12, basic treatment cleaning The plural structure of the separate storage of flow container 13.Can extraly possess addition reaction and absorb flow container 14.
I.e., by the oxidation of the acidic treatment cleaning fluid, redox cleaning fluid tank 12 of acidic treatment cleaning fluid tank 11 also The basic treatment cleaning fluid of former cleaning fluid and basic treatment cleaning fluid tank 13, makes the gas of pollution be handled independently of one another.
Wherein, the sprinkling of each cleaning fluid is by using installed in each cleaning part (acid stench absorbed layer 104, alkalescence Stench absorbed layer 105, redox process layer 106) top nozzle 20 spray mode sprayed, therefore, acid stench Absorbed layer 104, alkaline stench absorbed layer 105, redox process layer 106 are necessary to ensure that pre-set space.
Wherein, in each acidic treatment cleaning fluid tank 11, redox cleaning fluid tank 12 and basic treatment cleaning fluid tank 13 It is respectively provided with storage water storage, therefore can be by the persistent loop of circulating pump 30, and be provided with and can regularly remain each clear The water level control apparatus (not shown) of washing trough flow container water level, and the structure that can supply various medicines is provided.
On the other hand, acidic treatment cleaning fluid tank 11, redox cleaning fluid tank 12 and basic treatment cleaning fluid tank 13 Screen pack is installed inside each cleaning fluid tank so that can be separated, and each cleaning fluid is carried out after the filtering Sprinkling.
Also, acid stench absorbed layer 104, alkaline stench absorbed layer 105, redox process layer 106, addition reaction and Shielding layer 107 possesses demister (demister) respectively.That is, in each processing unit acidity stench absorbed layer 104, alkaline stench Absorbed layer 105, the top of oxidation/reduction process layer 106 are provided with demister so that in the treated decoction of lower layer not Other processing units on top can be entered, and also drop (droplet) is arranged by chimney at final outlet Go out.
Wherein, demister is few by the pressure loss, and the condensation effect of drop is good, and changes and repair in the future and hold Easily, and from the characteristic of the decoction in spraying consider, material can be formed by the strong PE or PP materials of alkali resistance.
On the other hand, it is anti-that the addition reaction absorbing liquid that addition reaction is absorbed inside flow container 14 with the state of spraying is fed to addition Should and shielding layer 107 in so that absorbing liquid uniformly can be mixed into air-flow.
Therefore, in addition reaction and shielding layer 107, addition reaction absorbing liquid is injected laterally from circular configuration, to prevent Only addition reaction absorbing liquid flows to outside, and preferably by the way that fan (Push Fan) is pushed away by force, to be collected according to centrifugal force Store recovery.Wherein, the static pressure of fan is preferably designed to be higher than the gas pressure discharged in present treatment portion, so as to this place The gas discharged in reason portion is fully mixed.In addition, in addition reaction and shielding layer 107, net preferably is installed in sucting (net) so that, will not aspirated foreign body when sucking the air of outside.
Preferably, in each cleaning part acidity stench absorbed layer 104, alkaline stench absorbed layer 105, oxidation/reduction process layer 106th, addition reaction and shielding layer 107 and each purge tank acidic treatment cleaning fluid tank 11, basic treatment cleaning fluid tank 13, oxidation Between reduction cleaning flow container 12, addition reaction absorb flow container 14, drainpipe is connected to, that is gathered on the ground each layer is clear Washing lotion is displaced into each purge tank.Therefore, fixing a drainpipe, it may be height adjusted, and preferably, make firm.And And circulating pump 30 is the structure of strong drug-resistant, and it is to be connected with preventing freeze in winter safeguard measure with drainpipe (Drain Line) The structure connect.
Oxytropism solvent reaction groove 101 and basic solvent reactive tank 102 supply the acidic treatment cleaning fluid tank of medicine respectively 11 and basic treatment cleaning fluid tank 13 on there is pH meter 108 respectively, so as to according to pre-set pH, oxytropism respectively Solvent reaction groove 101 and basic solvent reactive tank 102 supply acid processing cleaning and basic treatment cleaning fluid.
Wherein, the pH IC electrodes of pH meter 108 are located on the decoction input point of solvent lead-in portion, so as to indicate to work as Preceding acid, basicity, and possess the machine of HI, LOW, Level function in pH IC instruction unit, selection so that decoction can Automatically engage, and according to the characteristic of each decoction and waste gas, suitable pH concentration is stored, so as to remain appropriate and fixation Acid, basicity.
In addition, the redox cleaning fluid tank 12 for supplying medicine to redox solvent reaction groove 103 has ORP meters 109, Therefore it can discharge and aoxidize to redox solvent reaction groove 103 according to the intensity of pre-set oxidizing force or reducing power Reduction cleaning liquid.
, can be by double door water proof type, non-corrosive material shape in order to prevent water leakage inside for Local Control Panel 120 Into.Local Control Panel 120 can carry out manual/auto selection and operation, and by can be supervised to pH, OPR of each rinse bath Depending on and adjust, the monitoring and regulation of each circulating pump 30, and to deodorization fan 111 and auxiliary device monitoring and control system Form.
Acid flux material reactive tank 101, basic solvent equivalent to solvent storage and consersion unit (Reaction Tank) is anti- Answer groove 102, redox solvent reaction groove 103 to include 3 sections of solvent storage tanks, store respectively acid, alkaline, redox molten Agent, and respectively after the reactive tank in 3 stages, present treatment is fed to by each circulating pump 30 outside flow container The acid stench absorbed layer 104 in portion, alkaline stench absorbed layer 105, oxidation/reduction process layer 106.
That is, acid flux material reactive tank 101, basic solvent reactive tank 102, redox solvent reaction groove 103 are to pass through work For the acidic cleaning solution tank 11, alkaline cleaning fluid tank 13, redox cleaning fluid tank 12 of outside drugs supply device, automatically by medicine Product are fed in each solvent reaction equipment, and internally install screen pack, prevent sediment from being fed in circulating pump.
Wherein, acid flux material reactive tank 101, basic solvent reactive tank 102, redox solvent reaction groove 103 are designed to The capacity of more than 7 minutes can be detained with water supply amount, agitating device is internally installed, decoction and solvent is successfully mixed Close, and in the upper and lower, left and right of each compartment, possess mobile path, make being entered after fully delay (reaction) with water for introducing Row recycling.
On the one hand, one can be provided by being laminated absorption comprehensive pollution odorant deodoration system according to the changeable type of the present invention The multistage multi-functional packed tower of laminar structure type of kind, it passes through by each acid flux material reactive tank 101, basic solvent reactive tank 102, oxygen Change the packed tower that reduction solvent reaction groove 103 separates the single structure thing formed, fixation water is absorbed different other solution, So as to which the aqueous solution of acid or alkali etc. be made, and so that these aqueous solution are harvested into each solvent holding tank by different paths respectively In and the mode that is circulated corresponding odor pollutant is stabilized in each stage, so as to control activity.
In addition, be laminated according to the changeable type of the present invention in absorption comprehensive pollution odorant deodoration system, for equipped with Demister (demister) and packing material and with the packed tower of wet-cleaning waste gas, can be applicable the applicant's previous application Grant number be 10-1146831 patent in the multistage multi-functional packed tower of laminar structure type structure, it is separates by partition wall The 1st holding tank and the 2nd holding tank are formed, and the 1st packing material lower nozzle portion and the 2nd filling are installed in this upper isolation Material upper nozzle portion, harvested in the aqueous solution caused by lower nozzle portion to the 1st holding tank, water-soluble caused by upper nozzle portion Liquid harvests to the 2nd holding tank, and makes its structure of circulation repeatedly by each delivery pump.
Especially, it is from the method progress only by existing sour, alkaline decoction processing mode, at the redox in single column Reason, and the organic polymer series stench relatively low to the solubility in water, in a final step can be according to all kinds of of stench Type and each concentration, changeability using being applicable addition reaction final process, and add in addition reaction absorbing liquid fragrance with Reach screening effect, so that being handled by the process of totally 5 steps.
Next, Fig. 4 is to be laminated absorption comprehensive pollution odorant deodorization according to the changeable type of embodiments of the invention The flow chart of deodorizing process process in system.It is that S1, acid stench absorbed layer 104 are introduced by comprehensive pollution material referring to Fig. 4 In the 1st acidic treatment S2, in the 2nd basic treatment S3, redox process layer 106 in alkaline stench absorbed layer 105 The 3rd redox processing S4, at addition reaction and the 4th addition reaction S5 and the 5th screening effect in shielding layer 107 Manage S6, and exhaust S7 process compositions.
Hereinafter chemical equation is handled for step S1 to step S7 each operation.
First, in the 1st acidic treatment S2, the place of following [chemical formulas 1] is implemented in acid stench absorbed layer 104 Reason.
[chemical formula 1]
In [chemical formula 1], acid odorant with sodium hydroxide (NaOH) by being reacted and generating material, so as to anti- Only secondary pollution.
Next, in the 2nd basic treatment S3, implement the place of following [chemical formulas 2] in alkaline stench absorbed layer 105 Reason.
[chemical formula 2]
Such as [chemical formula 2], ammonia (NH3) there is characteristic soluble in water, but be dissolved in water and also continue to distribute stench afterwards, because This is reacted with sulfuric acid (H2SO4) and generates stable material, so as to prevent secondary pollution.Next, in the 3rd oxidation also In the reason S4 of original place, implement the processing of following [chemical formulas 3] in redox process layer 106.
[chemical formula 3]
Such as [chemical formula 3], in the 1st time, 2 processing equipment acidity stench absorbed layers 104, alkaline stench absorbed layers The material not being completely processed during the 1st time acidic treatment S2 and the 2nd time basic treatment S3 in 105, by oxygen Change and redox reaction is carried out in reduction treatment layer 106 to handle.
Next, in the 4th addition reaction S5, implement in addition reaction and shielding layer 107 following [chemical formulas 4] and The processing of [chemical formula 5].
[chemical formula 4]
[chemical formula 5]
That is, in addition reaction, due to acetaldehyde (CH3CHO), methyl mercaptan (CH4S), methyl ethyl ketone (CH3COC2H5) etc. it is main Otherwise it is not high dissolved with the absorption efficiency of machine series of compounds polluter, and remaining is got off in the form of integrating stench, therefore, is passed through The method for putting into addition reaction absorbing liquid completes deodorization.
Next, the 5th screening effect in addition reaction and shielding layer 107 is handled in S6, generally, perfume can be used Gas uses mutually mixed with bad smell and reduces the fragrant absorbing liquid sprayer unit as special aromatic substance of its degree 110。
As described above, the preferred embodiments of the present invention are disclosed in the specification and drawings, although having used particular term, But it is merely to the easily technology contents of the explanation present invention, and being used to strengthen the understanding of the present invention conventional The meaning, it is not used to limit the scope of the present invention.In addition to the embodiment disclosed herein, it can also implement with the skill of the present invention Other modified examples based on art, this is apparent to those skilled in the art.

Claims (6)

1. a kind of changeable type is laminated absorption comprehensive pollution odorant deodoration system, it is characterised in that the deodoration system by Present treatment portion and mixing unit composition：Present treatment portion, it will fan the foul gas that flows into by the Pall ring of each step via deodorization, So as to remove stink；Mixing unit, it sprays addition reaction absorbent and smoke agent for shielding in the foul gas of remaining；It is also, described Changeable type, which is laminated absorption comprehensive pollution odorant deodoration system, has reactive tank, and the reactive tank makes solvent be carried out with decoction React and recycled after turning into complete compound；
The deodoration system includes：
Acid stench absorbed layer, its gaseous material to the matter of causer containing foul smelling implement the processing of acid pollution material；
Alkaline stench absorbed layer, it forms the upper strata of above-mentioned acid stench absorbed layer, and implements the processing of alkaline pollution material；
Redox process layer, it forms the upper strata of above-mentioned alkaline stench absorbed layer, and implements redox processing；And
Addition reaction and shielding layer, reaction is applied in fact, so as to remove the neutrality in addition to sour, alkaline stench reason material The unreacting substance of polluter and remaining, and fragrance is added in addition reaction absorbing liquid, so as to realize masking；
Also, the deodoration system includes following structure, it implements the processing procedure of most 5 types in a tower, according to The species and concentration of polluter determine processing method, and according to the characteristic set-up procedure numbers of pollution sources and operate.
2. a kind of changeable type using described in claim 1 is laminated the deodorization side of absorption comprehensive pollution odorant deodoration system Method, it is characterised in that methods described includes following 4 steps：
Step 1, acidic treatment is implemented in acid stench absorbed layer according to being introduced into for comprehensive pollution material；
Step 2, basic treatment is implemented in alkaline stench absorbed layer；
Step 3, redox processing is implemented in redox process layer；And
Step 4, addition reaction and masking processing gas side by side are implemented in addition reaction and shielding layer.
3. the deodorization side according to claim 2 that absorption comprehensive pollution odorant deodoration system is laminated using changeable type Method, it is characterised in that the step 1 is to react acid odorant and sodium hydroxide and generate material, so as to prevent Secondary pollution.
4. the deodorization side according to claim 2 that absorption comprehensive pollution odorant deodoration system is laminated using changeable type Method, it is characterised in that the step 2 is to be dissolved in caused stench after water in order to remove ammonia and reacted itself and sulfuric acid simultaneously Material is generated, so as to prevent secondary pollution.
5. the deodorization side according to claim 2 that absorption comprehensive pollution odorant deodoration system is laminated using changeable type Method, it is characterised in that in the addition reaction of the step 4, comprising acetaldehyde, methyl mercaptan, methyl ethyl ketone it is insoluble organic Addition reaction absorbing liquid is put into series of compounds polluter.
6. the deodorization side according to claim 2 that absorption comprehensive pollution odorant deodoration system is laminated using changeable type Method, it is characterised in that in the masking processing of above-mentioned steps 4, the fragrance as aroma substance is added to addition reaction and inhaled Receive in liquid, and sprayed by fragrant absorbing liquid sprayer unit.
CN201710985815.3A 2016-12-05 2017-10-20 Changeable type is laminated absorption comprehensive pollution odorant deodoration system and deodorizing method Pending CN107824031A (en)

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