CN113058415A - Waste gas treatment device and process thereof - Google Patents
Waste gas treatment device and process thereof Download PDFInfo
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- CN113058415A CN113058415A CN202110443132.1A CN202110443132A CN113058415A CN 113058415 A CN113058415 A CN 113058415A CN 202110443132 A CN202110443132 A CN 202110443132A CN 113058415 A CN113058415 A CN 113058415A
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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
- B01D53/34—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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
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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
- B01D53/02—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
- B01D53/04—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 with stationary adsorbents
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/40—Acidic components
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
- F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/10—Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/14—Gaseous waste or fumes
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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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a waste gas treatment device and a process thereof, belonging to the technical field of waste gas treatment, and comprising a dehydration workshop and a sludge storage bin, and further comprising a waste gas and tail gas treatment device connected with the output ends of the dehydration workshop and the sludge storage bin, wherein the waste gas and tail gas treatment device consists of a waste gas treatment structure and a tail gas treatment structure, the waste gas treatment structure comprises an exhaust fan and an RTO heat accumulation type burner, and the output ends of the top ends of the dehydration workshop and the sludge storage bin are connected with the input end of the exhaust fan through pipelines, and the waste gas treatment device and the process thereof have the beneficial effects that: the waste gas is subjected to quadruple filtration through an alkali spraying box, a water spraying box, an activated carbon ejector and a bag-type dust collector which are arranged in the multi-tube cyclone dust collector and the wet-type washing tower, impurities in the waste gas are combusted and decomposed through the RTO heat accumulating type combustor, acid gas and dust in the waste gas and tail gas are subjected to multiple treatment, and the working quality and the working efficiency are improved.
Description
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to a waste gas treatment device and a waste gas treatment process.
Background
Industrial waste gas and tail gas refer to the general name of various pollutant-containing gases discharged into air in the process of fuel combustion and production technology in factory areas of enterprises, the waste gas contains hydrogen sulfide, smoke dust and productive dust, and is discharged into the atmosphere to pollute the air, the substances enter human bodies through different respiratory tracts, and some substances directly cause harm, so the substances need to be treated before being discharged, and can be discharged after reaching the discharge standard, and the waste gas and the tail gas are subjected to catalytic treatment by using a waste gas treatment device.
The prior art has the following defects: when the existing device is used for treating tail gas and waste gas, acidic gas and dust in the tail gas and the waste gas are not thoroughly filtered and then discharged into the air, so that the environment is polluted, and the air quality and the working efficiency are reduced.
Therefore, the invention of the exhaust gas treatment device is necessary.
Disclosure of Invention
Therefore, the invention provides a waste gas treatment device, which carries out quadruple filtration on tail gas and double filtration and dust removal on the waste gas through a multi-pipe cyclone dust collector, an alkali spray box and a water spray box which are arranged in a wet washing tower, an active carbon ejector and a bag-type dust collector, and carries out combustion decomposition on the waste gas and impurities in the tail gas through an RTO heat accumulating type combustor so as to solve the problem that the treatment of acid gas and dust in the tail gas does not completely pollute the environment.
In order to achieve the above purpose, the invention provides the following technical scheme: the waste gas treatment device comprises a dehydration workshop and a sludge storage bin, and also comprises a waste gas and tail gas treatment device connected with the output ends of the dehydration workshop and the sludge storage bin, wherein the waste gas and tail gas treatment device consists of a waste gas treatment structure and a tail gas treatment structure, the waste gas treatment structure comprises an exhaust fan and an RTO heat accumulating type burner, the output ends of the top ends of the dehydration workshop and the sludge storage bin are connected with the input end of the exhaust fan through a pipeline, the output end of the exhaust fan is connected with the input end of the RTO heat accumulating type burner through a pipeline, the output end of the RTO heat accumulating type burner is connected with the tail gas treatment structure, the tail gas treatment structure consists of a multi-pipe cyclone dust collector, a precooler, a wet type washing tower, a second RTO heat accumulating type burner, an active carbon ejector, a cloth bag dust collector, a chimney and a multi-section, the output end of the multi-stage furnace is connected with the input end of the multi-tube type cyclone dust collector through a pipeline, the output end of the multi-tube type cyclone dust collector is connected with the input end of the precooler through a pipeline, the output end of the precooler is connected with the input end of the wet type washing tower through a pipeline, the output end of the wet type washing tower is connected with the input end of the RTO heat accumulating type burner II through a pipeline, the output end of the RTO heat accumulating type burner II is connected with the input end of the activated carbon ejector through a pipeline, the output end of the activated carbon ejector is connected with the input end of the bag-type dust collector through a pipeline, and the output end of the bag.
Preferably, the height of the chimney is twenty meters, and the inner diameter of the chimney is one dot and two meters.
Preferably, an alkali spraying tank is arranged in the wet washing tower.
Preferably, a water spray tank is installed at one side of the alkali spray tank in the wet scrubber tower.
Preferably, the input end of the alkali spray tank is connected with the input end of the wet scrubber tower through a pipeline.
Preferably, the output end of the alkali spraying box is connected with the input end of the water spraying box through a pipeline.
Preferably, connectors are formed in one sides of the RTO heat accumulating type burner and the RTO heat accumulating type burner.
Preferably, the connecting port is respectively connected with the output ends of the fan and the natural gas through pipelines.
Preferably, the output end of the water spray tank is connected to the output end of the wet scrubber tower through a pipe.
The waste gas treatment process also comprises the following specific process flows:
the method comprises the following steps: the output ends of the top ends of the dehydration workshop and the sludge storage bin are connected with the input end of an exhaust fan through pipelines, the exhaust fan is opened, the output end of the exhaust fan is connected with the input end of an RTO heat accumulating type burner, the waste gas is transmitted into the RTO heat accumulating type burner, and the waste gas is combusted and decomposed through the RTO heat accumulating type burner;
step two: the waste gas after combustion and decomposition is transmitted into a multi-stage furnace through a pipeline, the multi-stage furnace is subjected to high-temperature pyrolysis, a multi-tube cyclone dust collector is opened, the tail gas generated by the high-temperature pyrolysis in the multi-stage furnace is sucked out through the pipeline for dust removal, then the tail gas is transmitted into a pre-cooler through the pipeline for cooling, the tail gas is transmitted into a wet washing tower through the pipeline, an alkali spraying box and a water spraying box are used for spraying the tail gas, acid-base neutralization reaction is carried out on acid gas contained in the tail gas, hydrogen oxide in the flue gas is removed from the tail gas, and small dust particles in the tail gas are gathered into large particles by utilizing water adsorption force for dust reduction;
step three: the tail gas in the wet scrubber tower is transmitted to a second RTO heat accumulating type burner through a pipeline, and the secondary combustion decomposition is carried out on the tail gas through the second RTO heat accumulating type burner;
step four: the tail gas is transmitted to an activated carbon ejector through a pipeline, and the waste gas and the tail gas are purified and filtered through activated carbon ejected in the activated carbon ejector;
step five: then the waste gas and the tail gas are transmitted to a bag-type dust collector through a pipeline for secondary dust collection;
step six: and the waste gas and the tail gas which are dedusted again by the bag-type dust remover are transmitted to the chimney through the pipeline and are discharged through the chimney.
The invention has the beneficial effects that:
1. the waste gas and the tail gas are transmitted into a wet-type washing tower through a pipeline, the tail gas is sprayed through an alkali spraying box and a water spraying box in the wet-type washing tower, acid-base neutralization reaction is carried out on the acid gas contained in the tail gas, so that hydrogen oxide in the flue gas is removed from the tail gas, dust particles in the tail gas are gathered into large particles by utilizing water adsorption force, dust drop is carried out, the discharge of the acid gas is avoided, and the air quality is improved;
2. waste gas and tail gas are subjected to multiple dust removal and purification through the multi-tube cyclone dust collector, the wet washing tower, the bag-type dust collector and the activated carbon ejector, and are subjected to multiple combustion and decomposition through the RTO heat accumulating type burner, the multi-section furnace and the RTO heat accumulating type burner, so that impurities in the waste gas and the tail gas are fully treated, and the air quality is improved.
Drawings
FIG. 1 is a front view provided by the present invention;
FIG. 2 is a schematic structural view provided by the present invention;
FIG. 3 is an enlarged view of a wet scrubber tower provided in accordance with the present invention;
fig. 4 is an enlarged view of the area a in fig. 2 according to the present invention.
In the figure: the system comprises a dehydration workshop 1, a sludge storage bin 2, a waste gas and tail gas treatment device 3, a waste gas treatment structure 4, an exhaust fan 41, an RTO heat accumulating type combustor 42, a fan 421, natural gas 422, a connecting port 423, a tail gas treatment structure 5, a multi-pipe type cyclone dust collector 51, a precooler 52, a wet type washing tower 53, an alkali spraying box 531, a water spraying box 532, an RTO heat accumulating type combustor two 54, an active carbon sprayer 55, a bag-type dust collector 56, a chimney 57 and a multi-section furnace 58.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to the attached drawings 1-4, the waste gas treatment device and the waste gas treatment device provided by the invention comprise a dehydration workshop 1 and a sludge storage bin 2, and further comprise a waste gas and tail gas treatment device 3 connected with the output ends of the dehydration workshop 1 and the sludge storage bin 2, wherein the waste gas and tail gas treatment device 3 consists of a waste gas treatment structure 4 and a tail gas treatment structure 5, the waste gas treatment structure 4 comprises an exhaust fan 41 and an RTO heat accumulating type burner 42, the output ends of the top ends of the dehydration workshop 1 and the sludge storage bin 2 are connected with the input end of the exhaust fan 41 through a pipeline, the output end of the exhaust fan 41 is connected with the input end of the RTO heat accumulating type burner 42 through a pipeline, the output end of the RTO heat accumulating type burner 42 is connected with the tail gas treatment structure 5, and the tail gas treatment structure 5 consists of a multi-pipe type cyclone dust collector 51, a pre-cooler 52, The RTO regenerative burner comprises an active carbon injector 55, a bag-type dust collector 56, a chimney 57 and a multi-stage furnace 58, wherein the output end of the RTO regenerative burner 42 is connected with the input end of the multi-stage furnace 58 through a pipeline, the output end of the multi-stage furnace 58 is connected with the input end of the multi-tube type cyclone dust collector 51 through a pipeline, the output end of the multi-tube type cyclone dust collector 51 is connected with the input end of the precooler 52 through a pipeline, the output end of the precooler 52 is connected with the input end of a wet scrubber tower 53 through a pipeline, the output end of the wet scrubber tower 53 is connected with the input end of a second RTO regenerative burner 54 through a pipeline, the output end of the second RTO regenerative burner 54 is connected with the input end of the activated carbon injector 55 through a pipeline, the output end of the activated carbon ejector 55 is connected with the input end of a bag-type dust collector 56 through a pipeline, and the output end of the bag-type dust collector 56 is connected with the input end of a chimney 57 through a pipeline;
further, the height of the chimney 57 is twenty meters, and the inner diameter of the chimney 57 is one dot and two meters;
further, an alkali spray tank 531 is arranged in the wet scrubber tower 53;
further, a water spray tank 532 is installed at one side of the alkali spray tank 531 in the wet scrubber tower 53;
further, the input end of the alkali spray tank 531 is connected to the input end of the wet scrubber tower 53 through a pipe;
further, the output end of the alkali spraying tank 531 is connected with the input end of the water spraying tank 532 through a pipeline;
further, a connecting port 423 is formed on one side of each of the RTO heat accumulating type burner 42 and the RTO heat accumulating type burner 54;
further, the connection port 423 is connected with the output ends of the fan 421 and the natural gas 422 through pipelines, and the fan 421 and the natural gas 422 are specifically combusted and decomposed by waste gas and tail gas in the RTO regenerative burner 42 through pipelines;
further, the output end of the water spraying box 532 is connected with the output end of the wet scrubber tower 53 through a pipeline, specifically, the tail gas is sprayed through the alkali spraying box 531 and the water spraying box 532, acid-base neutralization reaction is performed on acid gas contained in the tail gas, so that hydrogen oxide in the flue gas is removed from the tail gas, and dust particles in the tail gas are aggregated into large particles by utilizing water absorption force, so that dust drop is performed.
The using process of the invention is as follows: when the invention is used, the output ends of the top ends of the dehydration workshop 1 and the sludge storage bin 2 are connected with the input end of an exhaust fan 41 through pipelines, the output end of the exhaust fan 41 is connected with the input end of an RTO heat accumulating type combustor 42 through a pipeline, the output end of the RTO heat accumulating type combustor 42 is connected with the tail gas treatment structure 5, the output end of the RTO heat accumulating type combustor 42 is connected with the input end of a multi-stage furnace 58 through a pipeline, the output end of the multi-stage furnace 58 is connected with the input end of a multi-pipe type cyclone dust collector 51 through a pipeline, the output end of the multi-pipe type cyclone dust collector 51 is connected with the input end of a precooler 52, the output end of the precooler 52 is connected with the input end of a wet type washing tower 53 through a pipeline, the output end of the wet type washing tower 53 is connected with the input end of a second RT, the output end of the activated carbon ejector 55 is connected with the input end of the bag-type dust collector 56 through a pipeline, the output end of the bag-type dust collector 56 is connected with the input end of the chimney 57 through a pipeline, an alkali spraying box 531 is arranged in the wet washing tower 53, a water spraying box 532 is arranged at one side of the alkali spraying box 531 in the wet washing tower 53, the input end of the alkali spraying box 531 is connected with the input end of the wet washing tower 53 through a pipeline, the output end of the alkali spraying box 531 is connected with the input end of the water spraying box 532 through a pipeline, the output end of the water spraying box 532 is connected with the output end of the wet washing tower 53 through a pipeline, a connecting port 423 is respectively connected with the output ends of the fan 421 and the natural gas 422 through pipelines, when in use, the exhaust fan 41 is opened, the output end of the exhaust fan 41 is connected with the input end of the RTO regenerative, the waste gas after combustion and decomposition is transmitted into a multi-stage furnace 58 through a pipeline, the waste gas is subjected to high-temperature pyrolysis through the multi-stage furnace 58, a multi-pipe type cyclone dust collector 51 is opened, the tail gas generated by the high-temperature pyrolysis in the multi-stage furnace 58 is sucked out through the pipeline for dust removal, the waste gas is transmitted into a precooler 52 through the pipeline for cooling, the waste gas is transmitted into a wet type washing tower 53 through the pipeline, the tail gas is sprayed through an alkali spraying box 531 and a water spraying box 532, acid-base neutralization reaction is carried out on acid gas contained in the tail gas so as to remove hydrogen oxide in the flue gas from the tail gas, dust in the tail gas is gathered into large particles by using water adsorption force, dust drop is carried out, the tail gas in the wet type washing tower 53 is transmitted to a regenerative thermal type RTO burner 54 through the pipeline, the tail gas is subjected to secondary combustion and decomposition through the RTO regenerative burner 42, and the tail gas, the waste gas and the tail gas are purified and filtered by the activated carbon sprayed in the activated carbon sprayer 55, the waste gas and the tail gas are transmitted to the bag-type dust remover 56 through the pipeline to be dedusted again, the waste gas and the tail gas which are dedusted again by the bag-type dust remover 56 are transmitted to the chimney 57 through the pipeline and are discharged through the chimney 57.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (10)
1. Exhaust treatment device, including dehydration workshop (1) and mud storage storehouse (2), its characterized in that: still include waste gas tail gas processing apparatus (3) that dehydration workshop (1), mud warehouse (2) output are connected, waste gas tail gas processing apparatus (3) comprise exhaust-gas treatment structure (4) and tail-gas treatment structure (5), waste-gas treatment structure (4) include air exhauster (41) and RTO heat accumulation formula combustor (42), the output on dehydration workshop (1), mud warehouse (2) top is passed through the pipeline and is connected with the input of air exhauster (41), the output of air exhauster (41) is passed through the pipeline and is connected with RTO heat accumulation formula combustor (42) input, the output and the tail-gas treatment structure (5) of RTO heat accumulation formula combustor (42) are connected, tail-gas treatment structure (5) are by multitubular cyclone (51), precooler (52), wet scrubbing tower (53), RTO heat accumulation formula combustor two (54), The system comprises an active carbon ejector (55), a bag-type dust collector (56), a chimney (57) and a multi-stage furnace (58), wherein the output end of an RTO heat accumulating type burner (42) is connected with the input end of the multi-stage furnace (58) through a pipeline, the output end of the multi-stage furnace (58) is connected with the input end of a multi-pipe type cyclone dust collector (51) through a pipeline, the output end of the multi-pipe type cyclone dust collector (51) is connected with the input end of a precooler (52) through a pipeline, the output end of the precooler (52) is connected with the input end of a wet type washing tower (53) through a pipeline, the output end of the wet type washing tower (53) is connected with the input end of a second RTO burner (54) through a pipeline, the output end of the second RTO heat accumulating type burner (54) is connected with the input end of the active carbon ejector (55) through a pipeline, and the output end of, the output end of the bag-type dust collector (56) is connected with the input end of the chimney (57) through a pipeline.
2. The exhaust gas treatment device according to claim 1, characterized in that: the height of the chimney (57) is twenty meters, and the inner diameter of the chimney (57) is one point and two meters.
3. The exhaust gas treatment device according to claim 1, characterized in that: an alkali spraying box (531) is arranged in the wet washing tower (53).
4. The exhaust gas treatment device according to claim 1, characterized in that: and a water spraying box (532) is arranged at one side of the alkali spraying box (531) in the wet washing tower (53).
5. The exhaust gas treatment device according to claim 4, characterized in that: the input end of the alkali spraying box (531) is connected with the input end of the wet washing tower (53) through a pipeline.
6. The exhaust gas treatment device according to claim 5, characterized in that: the output end of the alkali spraying box (531) is connected with the input end of the water spraying box (532) through a pipeline.
7. The exhaust gas treatment device according to claim 1, characterized in that: and one sides of the RTO heat accumulating type burner (42) and the RTO heat accumulating type burner II (54) are provided with connecting ports (423).
8. The exhaust gas treatment device according to claim 7, characterized in that: the connecting port (423) is respectively connected with the output ends of the fan (421) and the natural gas (422) through pipelines.
9. The exhaust gas treatment device according to claim 6, characterized in that: the output end of the water spray tank (532) is connected with the output end of the wet scrubber tower (53) through a pipeline.
10. The waste gas treatment process is characterized in that: the method also comprises the following specific process flows:
the method comprises the following steps: the output ends of the top ends of the dehydration workshop (1) and the sludge storage bin (2) are connected with the input end of an exhaust fan (41) through pipelines, the exhaust fan (41) is opened, the output end of the exhaust fan (41) is connected with the input end of an RTO heat accumulating type combustor (42), waste gas is transmitted into the RTO heat accumulating type combustor (42), and the waste gas is combusted and decomposed through the RTO heat accumulating type combustor (42);
step two: the waste gas after combustion and decomposition is transmitted into a multi-stage furnace (58) through a pipeline, high-temperature pyrolysis is carried out through the multi-stage furnace (58), a multi-tube type cyclone dust collector (51) is opened, tail gas generated by the high-temperature pyrolysis in the multi-stage furnace (58) is sucked out through the pipeline for dust removal, then the tail gas is transmitted into a precooler (52) through the pipeline for temperature reduction, the tail gas is transmitted into a wet washing tower (53) through the pipeline, the tail gas is sprayed through an alkali spraying box (531) and a water spraying box (532), acid-alkali neutralization reaction is carried out on acid gas contained in the tail gas, hydrogen oxide in the flue gas is removed from the tail gas, and small dust particles in the tail gas are gathered into large particles by utilizing water adsorption force for dust reduction;
step three: the tail gas in the wet scrubber tower (53) is transmitted to a second RTO heat accumulating type burner (54) through a pipeline, and the tail gas is subjected to secondary combustion decomposition through the second RTO heat accumulating type burner (42);
step four: the tail gas is transmitted to an activated carbon ejector (55) through a pipeline, and the waste gas and the tail gas are purified and filtered through activated carbon ejected in the activated carbon ejector (55);
step five: the waste gas and the tail gas are transmitted to a bag-type dust collector (56) through a pipeline for secondary dust collection;
step six: the waste gas and tail gas which are dedusted again by the bag-type dust remover (56) are transmitted to a chimney (57) through a pipeline and are discharged through the chimney (57).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110443132.1A CN113058415A (en) | 2021-04-23 | 2021-04-23 | Waste gas treatment device and process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110443132.1A CN113058415A (en) | 2021-04-23 | 2021-04-23 | Waste gas treatment device and process thereof |
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| CN113058415A true CN113058415A (en) | 2021-07-02 |
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| CN202110443132.1A Pending CN113058415A (en) | 2021-04-23 | 2021-04-23 | Waste gas treatment device and process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951230A (en) * | 2022-05-10 | 2022-08-30 | 新疆中博启瑞农业科技有限公司 | Low-purity residual film pyrolysis separation and recovery equipment and method |
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2021
- 2021-04-23 CN CN202110443132.1A patent/CN113058415A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951230A (en) * | 2022-05-10 | 2022-08-30 | 新疆中博启瑞农业科技有限公司 | Low-purity residual film pyrolysis separation and recovery equipment and method |
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