CN106975328A - Stage purifying device for multicomponent cigarette/waste gas integrated treatment - Google Patents

Stage purifying device for multicomponent cigarette/waste gas integrated treatment Download PDF

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Publication number
CN106975328A
CN106975328A CN201710211887.2A CN201710211887A CN106975328A CN 106975328 A CN106975328 A CN 106975328A CN 201710211887 A CN201710211887 A CN 201710211887A CN 106975328 A CN106975328 A CN 106975328A
Authority
CN
China
Prior art keywords
cigarette
waste gas
room
gas
stage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710211887.2A
Other languages
Chinese (zh)
Inventor
李超
吴绍军
霍延中
尹华
孙广明
孙刚森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Acre Coking and Refractory Engineering Consulting Corp MCC
Original Assignee
Acre Coking and Refractory Engineering Consulting Corp MCC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Acre Coking and Refractory Engineering Consulting Corp MCC filed Critical Acre Coking and Refractory Engineering Consulting Corp MCC
Priority to CN201710211887.2A priority Critical patent/CN106975328A/en
Publication of CN106975328A publication Critical patent/CN106975328A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/02Separation 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
    • B01D53/04Separation 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 with stationary adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75Multi-step processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/76Gas phase processes, e.g. by using aerosols
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77Liquid phase processes
    • B01D53/78Liquid phase processes with gas-liquid contact
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/80Semi-solid phase processes, i.e. by using slurries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/81Solid phase processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/30Sulfur compounds
    • B01D2257/302Sulfur oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/40Nitrogen compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/70Organic compounds not provided for in groups B01D2257/00 - B01D2257/602

Abstract

The present invention relates to a kind of stage purifying device for multicomponent cigarette/waste gas integrated treatment, including the uniform room of Multi-stage airflow, multistage purification room and the one to multiple level spray chamber set gradually along cigarette/exhaust gas flow direction;The airflow uniform distribution room, clean room and spray chamber are modular construction, series and order according to set by being selected cigarette/waste gas component;The identical or different filler of property is arranged as required in clean rooms at different levels, spray chambers at different levels are arranged as required to gas, liquid, solid powder or slurries spray equipment.The present invention according to enterprise practical situation and can need to carry out the sum of series order of reasonable disposition airflow uniform distribution room, clean room and spray chamber, disposable input cost is reduced while reaching optimization process effect, modular construction can realize fast custom and install and use, and be conducive to promoting the use of for cigarette/waste gas purification apparatus.

Description

Stage purifying device for multicomponent cigarette/waste gas integrated treatment
Technical field
It is used for the present invention relates to industrial cigarette/waste gas purification technical field, more particularly to one kind to containing S0x, NOx, HS, Jiao A variety of poisonous and harmful component cigarettes such as oily, bioxin, solia particle (dirt)/waste gas carries out the stage purifying device of integrated treatment.
Background technology
In the boiler of combustion of fossil fuels, various kilns, the flue gas and industrial waste gas of waste incinerator discharge, contain The poisonous and harmful components such as S0x, NOx, HS, tar, bioxin, solia particle (dirt).Wherein S0x, NOx, HS are formed in an atmosphere Acid rain, corrosion structures and plant;Bioxin enters the respiratory system of people, can directly induce a variety of diseases, these pernicious gases Any discharge, can cause ecocatastrophe, the finally existence to the mankind constitutes a threat to.
Along with the fast development of industry, the fossil fuel of mankind's consumption is also increasing year by year, and fossil fuel contains in itself Sulphur, in fuel combustion process, chemical reaction generation SO occurs for sulphur and oxygen2,SO2With the water reaction generation sulfurous acid in air (H2SO3), sulfurous acid is generating sulfuric acid with the oxygen reaction in air, so as to form sulfuric acid rain.At the same time, fuel is burned Nitrogen and oxygen generate nitrogen oxides (NOX), nitrogen oxides and water reaction generation nitric acid in the presence of high temperature in air in journey, It is also the origin cause of formation to form acid rain.With the production and life of the mankind, substantial amounts of rubbish can be produced, processing rubbish most innoxious side Method is exactly that can also produce waste incineration containing S0x, NOx, HS, bioxin, solia particle during handling and burning away the refuse The flue gas or waste gas of the poisonous and harmful component such as (dirt).Before this, people are also removed S0x to the flue gas that some coal-burning boilers are produced With NOX processing, but some large enterprises or specific industry (such as coal-burning power plant is frequently with wet desulfurization system), its side are only limited to Method is single, equipment is huge, cost of investment is high, and medium-sized and small enterprises can not be customized according to their needs, have a strong impact on flue gas The utilization and extention of processing system.As environmental problem is more and more severeer, entire society or even the whole mankind, it is all eager the need for solve Certainly pollution problem of the above-mentioned substance to environment.
The content of the invention
, can be according to enterprise the invention provides a kind of stage purifying device for multicomponent cigarette/waste gas integrated treatment Actual conditions and the sum of series order for needing progress reasonable disposition airflow uniform distribution room, clean room and spray chamber, reach optimization process Disposable input cost is reduced while effect, modular construction can realize fast custom and install and use, and be conducive to cigarette/waste gas Purifier is promoted the use of.
In order to achieve the above object, the present invention is realized using following technical scheme:
Set gradually for the stage purifying device of multicomponent cigarette/waste gas integrated treatment, including along cigarette/exhaust gas flow direction The uniform room of Multi-stage airflow, multistage purification room and one to multiple level spray chamber;The airflow uniform distribution room, clean room and spray chamber are Modular construction, series and order according to set by being selected cigarette/waste gas component;Property is arranged as required in clean rooms at different levels Identical or different filler, spray chambers at different levels are arranged as required to gas, liquid, solid powder or slurries spray equipment.
The filler is adsorbent, reactant or catalyst.
Multicomponent cigarette/the waste gas includes boiler, kiln, the flue gas of waste incinerator and other industrial waste gases, cigarette/waste gas In contain the poisonous and harmful component of one or more of S0x, NOx, HS, tar, bioxin, solia particle;In the clean room and Cigarette/waste gas qualified discharge after processing is realized by absorption, absorption, decomposition, chemical combination, resistance filter effect respectively in spray chamber.
The uniform room of Multi-stage airflow, multistage purification room and multi-stage spray room are integrated in a tower body, correspondence on tower body The cigarette of before processing/waste gas flows into end and sets cigarette/exhaust gas entrance, and cigarette/waste gas outflow end of the correspondence after processing sets net gas outlet.
The airflow uniform distribution room is equipped with clean room, i.e., along cigarette/exhaust gas flow direction, is corresponded to before every grade of clean room It is provided with airflow uniform distribution room.
Compared with prior art, the beneficial effects of the invention are as follows:
1) it is with strong points, according to enterprise practical situation and reasonable disposition airflow uniform distribution room, clean room and spray can be needed The sum of series order of room, reduces disposable input cost, is conducive to cigarette/waste gas purification apparatus while reaching optimization process effect Promote the use of;
2) modular construction can realize fast custom and install and use, and greatly shorten the construction period;
3) stage purifying device over all Integrationization is designed, and three-dimensional can be arranged, reduces floor space;
4) clean room fills filler of different nature according to flue gas composition respectively, and spray chamber carries out not of the same race as needed The spray of class, different material, poisonous and harmful substance in cigarette/waste gas is realized by absorption, absorption, decomposition, chemical combination, resistance filter effect Processing, the net gas qualified discharge after processing.
Brief description of the drawings
Fig. 1 is the structural representation one of stage purifying device described in the embodiment of the present invention.
Fig. 2 is the structural representation two of stage purifying device described in the embodiment of the present invention.
In figure:1. the uniform secondary air flow of 3. first class purification room of room, 4. spray chamber 5. of the primary air stream of cigarette/exhaust gas entrance 2. The uniform net gas outlet filler of 8. filler entrance 9. of 6. two-level purifying chamber of room 7. exports 10. filler dividing plates
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings:
As shown in figure 1, the stage purifying device of the present invention for multicomponent cigarette/waste gas integrated treatment, including along cigarette/ The uniform room of Multi-stage airflow, multistage purification room and one to multiple level spray chamber that exhaust gas flow direction is set gradually;The airflow uniform distribution Room, clean room and spray chamber are modular construction, series and order according to set by being selected cigarette/waste gas component;It is at different levels net Change interior and be arranged as required to the identical or different filler of property, spray chambers at different levels are arranged as required to gas, liquid, solid powder End or slurries spray equipment.
The filler is adsorbent, reactant or catalyst.
Multicomponent cigarette/the waste gas includes boiler, kiln, the flue gas of waste incinerator and other industrial waste gases, cigarette/waste gas In contain the poisonous and harmful component of one or more of S0x, NOx, HS, tar, bioxin, solia particle;In the clean room and Cigarette/waste gas qualified discharge after processing is realized by absorption, absorption, decomposition, chemical combination, resistance filter effect respectively in spray chamber.
The uniform room of Multi-stage airflow, multistage purification room and multi-stage spray room are integrated in a tower body, correspondence on tower body The cigarette of before processing/waste gas flows into end and sets cigarette/exhaust gas entrance, and cigarette/waste gas outflow end of the correspondence after processing sets net gas outlet.
The airflow uniform distribution room is equipped with clean room, i.e., along cigarette/exhaust gas flow direction, is corresponded to before every grade of clean room It is provided with airflow uniform distribution room.
Following examples are implemented lower premised on technical solution of the present invention, give detailed embodiment and tool The operating process of body, but protection scope of the present invention is not limited to following embodiments.Method therefor is such as without spy in following embodiments It is conventional method not mentionlet alone bright.
【Embodiment】
As shown in figure 1, in the present embodiment, the stage purifying device by two-stage airflow uniform distribution room 2,5, two-step purification room 3, 6 and one-level spray chamber 4 constitute, and be integrated in a tower body;Tower body bottom sets cigarette/exhaust gas entrance 1, and top sets net gas outlet 7, Along cigarette/exhaust gas flow direction, cigarette/exhaust gas entrance 1 to net gas exports in the tower body between 7 and is sequentially provided with the uniform room 2, one of primary air stream Level clean room 3, spray chamber 4, the uniform room 5 of secondary air flow and two-level purifying chamber 6;Wherein two-level purifying chamber 6 and the edge of first class purification room 3 Tower body is high to setting one on the other, and two-level purifying chamber 6 sets filler entrance 8 (being located at the top of tower body), and first class purification room 3 sets filler and gone out Mouth 9 (is located at tower body bottom).
Load different fill out for poisonous, harmful constituent property in cigarette/waste gas of pre-removal in two-step purification room 3,6 Material, filler can be adsorbent, reactant, catalyst etc..It is poisonous in cigarette/waste gas in spray chamber 4 also for pre-removal to have The property of evil component is alternatively injected into the materials such as gas, liquid, solid, powdery material or slurries, and (it is conventional choosing to spray into material Select).
The poisonous and harmful component contained in cigarette/waste gas includes toxic and harmful gas, poisonous and harmful drop and solia particle (dirt).In the present embodiment, containing poisonous, harmful constituent cigarette/waste gas, primary air stream is entered by cigarette/exhaust gas entrance 1 first equal Cloth room 2, in the uniform room 2 of primary air stream, the flow velocity reduction of air-flow ensures air-flow after first class purification room 3 is entered along section simultaneously It is uniformly distributed.In first class purification room 3 be equipped with filler, depending on the difference of its decontaminant components species, the filler can be absorbent, Catalyst either participates in reactant of reaction etc..
Cigarette/waste gas containing poisonous harmful constituent enters behind first class purification room 3, and air-flow is contacted with filler, some of flue gas Harmful constituent is exported by directly adsorbing or generating other innocuous substances by chemically reacting together with filler by filler 9 discharges, treat later use or processing.
Cigarette/waste gas enters spray chamber 4 after the preliminary purification of first class purification room 3, is directed in spray chamber 4 in cigarette/waste gas The property of poisonous and harmful component, the material purified for poisonous and harmful component is sprayed into flue gas, the material of penetrating can be gas (such as inserting adsorbent directly can absorb tar, bioxin, such as insert anti-for body, liquid, solid, powdery material or slurries Answer thing Ca (OH)2, then can directly and SO2Reaction, generates CaSO4With water etc.).Poisonous and harmful component in cigarette/waste gas is with spraying into Thing reaction generation innocuous substance, makes further to be purified by cigarette/waste gas of spray chamber 4.
Still there are some poisonous and harmful components not removed or a certain group in cigarette/waste gas after preceding two-step purification Divide and be not reaching to removal standard, can further be removed by two-level purifying chamber 6.Equally, before two-level purifying chamber 6 is entered, flue gas The uniform room 5 of secondary air flow is introduced into, gas is uniformly distributed on the section of two-level purifying chamber 6;In two-level purifying chamber 6 cigarette/ Waste gas and filler are fully contacted, and are purified again;Filler in two-level purifying chamber 6 and the filler in first class purification room 3 can be with It is identical, can also be different.
In two-stage airflow uniform distribution room 2,5, two-step purification room 3,6 and spray chamber 4, because the flow velocity of cigarette/waste gas reduces production The detention effect of raw settlement action, filler and the cleaning function of injectant, can intercept solia particle.
During actually selecting, if still there is certain some poisonous and harmful group in cigarette/waste gas after journey processed above Divide and do not removed effectively, the series of increase clean room and spray chamber may be selected, until cigarette/waste gas after processing is up to standard, pass through Cigarette/waste gas after purification is discharged into air through net gas outlet 7, is finally reached and disposably goes poisonous and harmful component in smoke abatement/waste gas Purpose.
In above-mentioned decontamination process, if generation solid matter, discharged by filler outlet 9 together with filler, Then subsequent treatment is carried out;If generation be nontoxic gas if together with net gas up to standard after processing be discharged into air.
As shown in Fig. 2 when setting two or more filler in clean room, can be separated by filler dividing plate 10.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (5)

1. the stage purifying device for multicomponent cigarette/waste gas integrated treatment, it is characterised in that including along cigarette/waste gas flowing side To the uniform room of the Multi-stage airflow set gradually, multistage purification room and one to multiple level spray chamber;The airflow uniform distribution room, clean room and Spray chamber is modular construction, series and order according to set by being selected cigarette/waste gas component;According to need in clean rooms at different levels The filler that property is identical or different is set, and spray chambers at different levels are arranged as required to gas, liquid, solid powder or slurries spray Device.
2. the stage purifying device according to claim 1 for multicomponent cigarette/waste gas integrated treatment, it is characterised in that The filler is adsorbent, reactant or catalyst.
3. the stage purifying device according to claim 1 for multicomponent cigarette/waste gas integrated treatment, it is characterised in that Multicomponent cigarette/the waste gas includes containing in boiler, kiln, the flue gas of waste incinerator and other industrial waste gases, cigarette/waste gas One or more of S0x, NOx, HS, tar, bioxin, solia particle poisonous and harmful component;In the clean room and spray chamber It is middle that cigarette/waste gas qualified discharge after processing is realized by absorption, absorption, decomposition, chemical combination, resistance filter effect respectively.
4. the stage purifying device according to claim 1 for multicomponent cigarette/waste gas integrated treatment, it is characterised in that The uniform room of Multi-stage airflow, multistage purification room and multi-stage spray room are integrated in a tower body, on tower body before alignment processing Cigarette/waste gas flows into end and sets cigarette/exhaust gas entrance, and cigarette/waste gas outflow end of the correspondence after processing sets net gas outlet.
5. the stage purifying device according to claim 1 for multicomponent cigarette/waste gas integrated treatment, it is characterised in that The airflow uniform distribution room is equipped with clean room, i.e., along cigarette/exhaust gas flow direction, and gas is correspondingly arranged on before every grade of clean room Flow uniform room.
CN201710211887.2A 2017-04-01 2017-04-01 Stage purifying device for multicomponent cigarette/waste gas integrated treatment Pending CN106975328A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710211887.2A CN106975328A (en) 2017-04-01 2017-04-01 Stage purifying device for multicomponent cigarette/waste gas integrated treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710211887.2A CN106975328A (en) 2017-04-01 2017-04-01 Stage purifying device for multicomponent cigarette/waste gas integrated treatment

Publications (1)

Publication Number Publication Date
CN106975328A true CN106975328A (en) 2017-07-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710211887.2A Pending CN106975328A (en) 2017-04-01 2017-04-01 Stage purifying device for multicomponent cigarette/waste gas integrated treatment

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109954398A (en) * 2018-12-17 2019-07-02 上海伊尔庚环境工程有限公司 The technique and system of water elution method processing acid waste gas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109954398A (en) * 2018-12-17 2019-07-02 上海伊尔庚环境工程有限公司 The technique and system of water elution method processing acid waste gas

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