CN114130156A - Green and environment-friendly waste gas treatment method - Google Patents
Green and environment-friendly waste gas treatment method Download PDFInfo
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- CN114130156A CN114130156A CN202111428068.6A CN202111428068A CN114130156A CN 114130156 A CN114130156 A CN 114130156A CN 202111428068 A CN202111428068 A CN 202111428068A CN 114130156 A CN114130156 A CN 114130156A
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- 239000002912 waste gas Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000007789 gas Substances 0.000 claims abstract description 61
- 238000003795 desorption Methods 0.000 claims abstract description 38
- 238000001179 sorption measurement Methods 0.000 claims abstract description 31
- 239000010815 organic waste Substances 0.000 claims abstract description 20
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002918 waste heat Substances 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 8
- 238000004064 recycling Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 7
- 239000003054 catalyst Substances 0.000 claims description 36
- 239000000126 substance Substances 0.000 claims description 17
- 230000003197 catalytic effect Effects 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 6
- DSVGQVZAZSZEEX-UHFFFAOYSA-N [C].[Pt] Chemical compound [C].[Pt] DSVGQVZAZSZEEX-UHFFFAOYSA-N 0.000 claims description 3
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims description 3
- RPNNPZHFJPXFQS-UHFFFAOYSA-N methane;rhodium Chemical compound C.[Rh] RPNNPZHFJPXFQS-UHFFFAOYSA-N 0.000 claims description 3
- NCPHGZWGGANCAY-UHFFFAOYSA-N methane;ruthenium Chemical compound C.[Ru] NCPHGZWGGANCAY-UHFFFAOYSA-N 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 238000007084 catalytic combustion reaction Methods 0.000 abstract description 12
- 238000004134 energy conservation Methods 0.000 abstract description 12
- 238000000746 purification Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 230000008929 regeneration Effects 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/12—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating using gaseous or liquid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- 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
-
- 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
- F23G7/07—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases in which combustion takes place in the presence of catalytic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses a green and environment-friendly waste gas treatment method, which comprises the following steps: the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, and filtering particulate matters in the waste gas; step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed to purify organic matters in the gas; the invention has the beneficial effects that: a part of heat is recovered by a waste heat boiler at the temperature of 280-340 ℃ to generate steam for recycling, thereby improving the utilization of heat energy and being beneficial to energy conservation; a nitrogen desorption mode is selected in the desorption heating process, so that the stability of the activated carbon is protected, the desorption temperature is higher, the activated carbon is regenerated more thoroughly, and the safety and the desorption efficiency are improved; the active carbon bed for adsorbing organic waste gas is subjected to desorption regeneration by using heat generated by treating waste gas through catalytic combustion, and the desorbed gas is sent to the catalytic combustion chamber for purification without additional energy, so that the operation is more convenient, the operation cost is reduced, the secondary pollution is avoided, and the energy conservation is facilitated.
Description
Technical Field
The invention belongs to the technical field of waste gas treatment, and particularly relates to a green and environment-friendly waste gas treatment method.
Background
Along with the rapid development of the industry in China, the air pollution is more and more serious, the air pollution is one of the outstanding environmental problems at present, the main source of the pollution is caused by the industry, because the process of industrial waste gas is different, the generated pollutants are different, and when NO in the air is used2When the content is excessive, a large amount of influence is generated on the respiratory system of people, so that the waste gas treatment strength is required to be enhanced, the internal and peripheral environments of a factory workshop are improved, and different waste gas treatment methods are required to be adopted according to different pollution sources.
Chemical enterprises can generate more waste gas in the implementation of production activities, most of the waste gas is more in generation types, has certain toxicity, is very serious in harm to the environment due to various characteristics such as large quantity and the like, and needs to comprehensively and effectively treat the waste gas discharged by the chemical enterprises in the production, so that the environment is protected better through reducing the pollution degree. In the process of researching and treating the waste gas discharged by chemical enterprises, effective treatment measures are formulated by combining with actual production characteristics, scientific treatment technologies are adopted, influence factors contained in all aspects are comprehensively analyzed, and the effectiveness of treatment implementation is promoted to play.
The existing waste gas treatment has the problems of secondary pollution, large energy consumption and complex operation.
Disclosure of Invention
The invention aims to provide a green and environment-friendly waste gas treatment method to solve the problems of secondary pollution, high energy consumption and complex operation existing in the existing waste gas treatment in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a green and environment-friendly waste gas treatment method comprises the following steps:
the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, and filtering particulate matters in the waste gas;
step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed to purify organic matters in the gas;
step three: after the adsorption bed is saturated, the desorption fan is started to desorb the adsorption bed, the desorbed gas enters the preheater in the catalytic bed through the heat exchanger in the catalytic bed, the temperature is raised firstly, then the desorbed gas passes through the catalyst, organic substances are combusted under the action of the catalyst and are decomposed into CO2And H2O, and a large amount of heat is released, and the high-temperature gas passes through the heat exchanger again to exchange heat with incoming cold air, so that a part of heat is recovered; a part of heat is subjected to heat recovery through a waste heat boiler to generate steam for recycling; the other part enters an adsorption bed to desorb the activated carbon.
In a preferred embodiment of the present invention, the activated carbon in the activated carbon adsorption bed is honeycomb activated carbon.
As a preferred technical solution of the present invention, the catalyst is one of a ruthenium carbon catalyst, a palladium carbon catalyst, a platinum carbon catalyst, and a rhodium carbon catalyst.
As a preferred technical scheme of the invention, desorption gas enters a preheater in the catalyst bed through a heat exchanger in the catalyst bed, and is firstly heated to 250-350 ℃.
As a preferred technical scheme of the invention, a nitrogen desorption mode is selected in the desorption heating process.
As a preferable technical scheme of the invention, heat recovery is carried out by a waste heat boiler at the temperature of 280-340 ℃.
In a preferred embodiment of the present invention, the catalyst is a ceramic honeycomb body, and is operated by a low-pressure fan.
Compared with the prior art, the invention has the beneficial effects that:
(1) a part of heat is recovered by a waste heat boiler at the temperature of 280-340 ℃ to generate steam for recycling, thereby improving the utilization of heat energy and being beneficial to energy conservation;
(2) a nitrogen desorption mode is selected in the desorption heating process, so that the stability of the activated carbon is protected, the desorption temperature is higher, the activated carbon is regenerated more thoroughly, and the safety and the desorption efficiency are improved;
(3) the active carbon bed for adsorbing organic waste gas is subjected to desorption regeneration by using heat generated by treating waste gas through catalytic combustion, and the desorbed gas is sent to the catalytic combustion chamber for purification without additional energy, so that the operation is more convenient, the operation cost is reduced, the secondary pollution is avoided, and the energy conservation is facilitated.
Drawings
FIG. 1 is a abatement flow diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly waste gas treatment method comprises the following steps:
the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, filtering particulate matters and viscous components in the waste gas, and prolonging the adsorption period and the service life of the active carbon;
step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed, and organic substances in the gas are adsorbed by the activated carbon and attached to the surface of the activated carbon to purify the organic substances in the gas;
step three: after the adsorption bed is saturated, a desorption fan is started to desorb the adsorption bed, desorbed gas enters a preheater in the catalytic bed through a heat exchanger in the catalytic bed, the temperature is raised to 250 ℃ firstly, then the desorbed gas passes through the catalyst, the catalyst is a ruthenium-carbon catalyst of a ceramic honeycomb body, the resistance is small, the desorbed gas can normally run by using a low-pressure fan, the noise is reduced while the electric power is saved, organic substances are combusted under the action of the catalyst and are decomposed into CO2And H2O, and a large amount of heat is released, and the high-temperature gas passes through the heat exchanger again to exchange heat with the incoming cold air and is recoveredA portion of the heat; a part of heat is recovered by a waste heat boiler at 280 ℃ to generate steam for recycling, so that the heat utilization is improved, and the energy conservation is facilitated; the other part enters an adsorption bed to desorb the active carbon; a nitrogen desorption mode is selected in the desorption heating process, so that the stability of the activated carbon is protected, the desorption temperature is higher, the activated carbon is regenerated more thoroughly, and the safety and the desorption efficiency are improved; the active carbon bed for adsorbing the organic waste gas can be desorbed and regenerated by using heat generated by catalytic combustion treatment of the waste gas, and the desorbed gas is sent to the catalytic combustion chamber for purification without additional energy, so that the operation cost is reduced, and the energy conservation is facilitated.
Example 2
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly waste gas treatment method comprises the following steps:
the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, filtering particulate matters and viscous components in the waste gas, and prolonging the adsorption period and the service life of the active carbon;
step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed, and organic substances in the gas are adsorbed by the activated carbon and attached to the surface of the activated carbon to purify the organic substances in the gas;
step three: after the adsorption bed is saturated, a desorption fan is started to desorb the adsorption bed, desorbed gas enters a preheater in the catalytic bed through a heat exchanger in the catalytic bed, the temperature is raised to 300 ℃ firstly, then the desorbed gas passes through the catalyst, the catalyst is a palladium-carbon catalyst of a ceramic honeycomb body, the resistance is small, the low-pressure fan can normally run, the noise is reduced while the electric power is saved, organic substances are combusted under the action of the catalyst and are decomposed into CO2And H2O, and a large amount of heat is released, and the high-temperature gas passes through the heat exchanger again to exchange heat with incoming cold air, so that a part of heat is recovered; a part of heat is recovered by a waste heat boiler at the temperature of 310 ℃ to generate steam for recycling, so that the heat utilization is improved, and the energy conservation is facilitated; the other part enters an adsorption bed to desorb the active carbon; the nitrogen desorption mode is selected in the desorption heating process to protect the stability of the active carbon,the desorption temperature is higher, the activated carbon is regenerated more thoroughly, and the safety and the desorption efficiency are improved; the active carbon bed for adsorbing the organic waste gas can be desorbed and regenerated by using heat generated by catalytic combustion treatment of the waste gas, and the desorbed gas is sent to the catalytic combustion chamber for purification without additional energy, so that the operation cost is reduced, and the energy conservation is facilitated.
Example 3
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly waste gas treatment method comprises the following steps:
the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, filtering particulate matters and viscous components in the waste gas, and prolonging the adsorption period and the service life of the active carbon;
step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed, and organic substances in the gas are adsorbed by the activated carbon and attached to the surface of the activated carbon to purify the organic substances in the gas;
step three: after the adsorption bed is saturated, a desorption fan is started to desorb the adsorption bed, desorbed gas enters a preheater in the catalytic bed through a heat exchanger in the catalytic bed, the temperature is raised to 350 ℃, then the desorbed gas passes through the catalyst, the catalyst is a platinum-carbon catalyst of a ceramic honeycomb body, the resistance is small, the desorbed gas can normally run by using a low-pressure fan, the power is saved, the noise is reduced, organic substances are combusted under the action of the catalyst and are decomposed into CO2And H2O, and a large amount of heat is released, and the high-temperature gas passes through the heat exchanger again to exchange heat with incoming cold air, so that a part of heat is recovered; a part of heat is recovered by a waste heat boiler at 340 ℃ to generate steam for recycling, so that the heat utilization is improved, and the energy conservation is facilitated; the other part enters an adsorption bed to desorb the active carbon; a nitrogen desorption mode is selected in the desorption heating process, so that the stability of the activated carbon is protected, the desorption temperature is higher, the activated carbon is regenerated more thoroughly, and the safety and the desorption efficiency are improved; the active carbon bed for adsorbing organic waste gas can be desorbed and regenerated by the heat generated by catalytic combustion treatment of waste gas, and the desorbed gas is sent to the catalytic combustion chamber for purification without additional energy, thereby reducing the operation costThereby being beneficial to energy conservation.
Example 4
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly waste gas treatment method comprises the following steps:
the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, filtering particulate matters and viscous components in the waste gas, and prolonging the adsorption period and the service life of the active carbon;
step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed, and organic substances in the gas are adsorbed by the activated carbon and attached to the surface of the activated carbon to purify the organic substances in the gas;
step three: after the adsorption bed is saturated, a desorption fan is started to desorb the adsorption bed, desorbed gas enters a preheater in the catalytic bed through a heat exchanger in the catalytic bed, the temperature is raised to 330 ℃, then the desorbed gas passes through the catalyst, the catalyst is a rhodium carbon catalyst of a ceramic honeycomb body, the resistance is small, the desorbed gas can normally run by using a low-pressure fan, the power is saved, the noise is reduced, organic substances are combusted under the action of the catalyst and decomposed into CO2And H2O, and a large amount of heat is released, and the high-temperature gas passes through the heat exchanger again to exchange heat with incoming cold air, so that a part of heat is recovered; a part of heat is recovered by a waste heat boiler at 320 ℃ to generate steam for recycling, so that the heat utilization is improved, and the energy conservation is facilitated; the other part enters an adsorption bed to desorb the active carbon; a nitrogen desorption mode is selected in the desorption heating process, so that the stability of the activated carbon is protected, the desorption temperature is higher, the activated carbon is regenerated more thoroughly, and the safety and the desorption efficiency are improved; the active carbon bed for adsorbing the organic waste gas can be desorbed and regenerated by using heat generated by catalytic combustion treatment of the waste gas, and the desorbed gas is sent to the catalytic combustion chamber for purification without additional energy, so that the operation cost is reduced, and the energy conservation is facilitated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A green and environment-friendly waste gas treatment method is characterized by comprising the following steps: the treatment method comprises the following steps:
the method comprises the following steps: conveying the organic waste gas to be treated to a dry dust collector, and filtering particulate matters in the waste gas;
step two: the organic waste gas from which the particles are removed enters an activated carbon adsorption bed to purify organic matters in the gas;
step three: after the adsorption bed is saturated, the desorption fan is started to desorb the adsorption bed, the desorbed gas enters the preheater in the catalytic bed through the heat exchanger in the catalytic bed, the temperature is raised firstly, then the desorbed gas passes through the catalyst, organic substances are combusted under the action of the catalyst and are decomposed into CO2And H2O, and a large amount of heat is released, and the high-temperature gas passes through the heat exchanger again to exchange heat with incoming cold air, so that a part of heat is recovered; a part of heat is subjected to heat recovery through a waste heat boiler to generate steam for recycling; the other part enters an adsorption bed to desorb the activated carbon.
2. The green environmental-protection waste gas treatment method according to claim 1, characterized in that: the active carbon of the active carbon adsorption bed is adsorbed into honeycomb active carbon.
3. The green environmental-protection waste gas treatment method according to claim 1, characterized in that: the catalyst is one of ruthenium carbon catalyst, palladium carbon catalyst, platinum carbon catalyst and rhodium carbon catalyst.
4. The green environmental-protection waste gas treatment method according to claim 1, characterized in that: the desorption gas enters a preheater in the catalyst bed through a heat exchanger in the catalyst bed, and is firstly heated to 250 ℃ and 350 ℃.
5. The green environmental-protection waste gas treatment method according to claim 1, characterized in that: the nitrogen desorption mode is selected in the desorption heating process.
6. The green environmental-protection waste gas treatment method according to claim 1, characterized in that: and recovering heat through a waste heat boiler at the temperature of 280-340 ℃.
7. The green environmental-protection waste gas treatment method according to claim 1, characterized in that: the catalyst adopts a ceramic honeycomb body and is operated by a low-pressure fan.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111428068.6A CN114130156A (en) | 2021-11-28 | 2021-11-28 | Green and environment-friendly waste gas treatment method |
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| CN202111428068.6A CN114130156A (en) | 2021-11-28 | 2021-11-28 | Green and environment-friendly waste gas treatment method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10030753A1 (en) * | 2000-06-23 | 2002-01-17 | Arge Schedler Thalhammer Graz | Process used for desorption of adsorbents loaded with organic pollutants in the purification of waste gas, especially waste air, uses combustion gases as desorption gas |
| CN102941000A (en) * | 2012-11-12 | 2013-02-27 | 天津市联合环保工程设计有限公司 | Organic waste gas multifunctional integral processing device |
| CN207928947U (en) * | 2017-12-28 | 2018-10-02 | 中科天龙（厦门）环保股份有限公司 | Furniture lacquer spraying waste gas processing unit |
| CN208130774U (en) * | 2018-03-27 | 2018-11-23 | 友源（长兴）环保科技有限公司 | A kind of activated carbon adsorption desorption catalyzing burner |
| CN208620367U (en) * | 2018-06-25 | 2019-03-19 | 新阳科技集团有限公司 | A kind of novel benzoic anhydride tail-gas processing unit |
| CN208809741U (en) * | 2018-08-24 | 2019-05-03 | 江苏永春环境工程有限公司 | A kind of activated carbon adsorption arrangement for catalytic purification |
-
2021
- 2021-11-28 CN CN202111428068.6A patent/CN114130156A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10030753A1 (en) * | 2000-06-23 | 2002-01-17 | Arge Schedler Thalhammer Graz | Process used for desorption of adsorbents loaded with organic pollutants in the purification of waste gas, especially waste air, uses combustion gases as desorption gas |
| CN102941000A (en) * | 2012-11-12 | 2013-02-27 | 天津市联合环保工程设计有限公司 | Organic waste gas multifunctional integral processing device |
| CN207928947U (en) * | 2017-12-28 | 2018-10-02 | 中科天龙（厦门）环保股份有限公司 | Furniture lacquer spraying waste gas processing unit |
| CN208130774U (en) * | 2018-03-27 | 2018-11-23 | 友源（长兴）环保科技有限公司 | A kind of activated carbon adsorption desorption catalyzing burner |
| CN208620367U (en) * | 2018-06-25 | 2019-03-19 | 新阳科技集团有限公司 | A kind of novel benzoic anhydride tail-gas processing unit |
| CN208809741U (en) * | 2018-08-24 | 2019-05-03 | 江苏永春环境工程有限公司 | A kind of activated carbon adsorption arrangement for catalytic purification |
Non-Patent Citations (1)
| Title |
|---|
| 王健等: "（《建筑分布式能源系统设计与优化》", vol. 1, 同济大学出版社, pages: 231 * |
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