CN114452773A - Different concentration organic waste gas cooperative treatment system - Google Patents
Different concentration organic waste gas cooperative treatment system Download PDFInfo
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- CN114452773A CN114452773A CN202210095513.XA CN202210095513A CN114452773A CN 114452773 A CN114452773 A CN 114452773A CN 202210095513 A CN202210095513 A CN 202210095513A CN 114452773 A CN114452773 A CN 114452773A
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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
- B01D53/06—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 moving adsorbents, e.g. rotating beds
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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
- F23G7/07—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
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- General Engineering & Computer Science (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
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Abstract
The invention relates to the technical field of organic waste gas treatment and discloses a cooperative treatment system for organic waste gas with different concentrations, which comprises a pretreatment device, a zeolite rotating wheel, an air mixing box, a main fan, a desorption fan, an induced draft fan, a preheating heat exchanger, a desorption heat exchanger, a catalytic combustion device and a control device, wherein the zeolite rotating wheel comprises a zeolite rotating wheel adsorption area, a zeolite rotating wheel cooling area and a zeolite rotating wheel desorption area, and the catalytic combustion device comprises a heater and a catalytic bed; according to the invention, by arranging the air mixing box, low-concentration organic waste gas enters the zeolite rotating wheel after being filtered by the pretreatment device, and is introduced into the air mixing box after being concentrated by the zeolite rotating wheel to be mixed with high-concentration organic waste gas, so that only low-air-quantity high-concentration organic waste gas enters the catalytic combustion device for combustion treatment, the system construction cost and the operation energy consumption are reduced, and the organic waste gas with different concentrations generated by different processes or production lines in the same factory can be cooperatively treated.
Description
Technical Field
The invention relates to the technical field of organic waste gas treatment, in particular to a cooperative treatment system for organic waste gas with different concentrations.
Background
Organic waste gas mainly comes from the production process of the industries using a large amount of organic solvents such as petrifaction, coating, printing, pharmacy, and the like, volatile organic compounds are important precursors for forming secondary pollutants such as fine particulate matters (PM2.5), ozone (O3), and with the rapid development of industry and economy, the atmospheric environment problems such as domestic dust haze, photochemical smog, and the like are serious at present, and in order to fundamentally solve the pollution problems such as PM2.5, ozone, and the like, the atmospheric environment quality is practically improved, the treatment of the organic waste gas must be strengthened.
At present, for organic waste gas with large air quantity and low concentration, a zeolite rotating wheel is generally adopted for adsorption concentration, and then a catalytic combustion device is combined for treatment, in the catalytic combustion process, due to the fact that organic matters are in contact with the surface of a catalyst, the activation energy of oxidation reaction is reduced, the ignition temperature of the oxidation reaction can be greatly reduced, the operation cost of treatment equipment is greatly reduced by adopting the mode, the concentration of the organic waste gas with high concentration entering the zeolite rotating wheel can exceed the explosion limit concentration, safety risks are formed, the construction cost is increased, and direct catalytic combustion is generally adopted. A plurality of production processes or production lines are often arranged in a factory, and the concentration difference of organic waste gas generated by different production processes or production lines is very large, so that the waste gas with different concentrations needs to be treated cooperatively, the construction cost is reduced, the energy waste is reduced, and the stability of a waste gas treatment system is enhanced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a cooperative treatment system for organic waste gas with different concentrations, which solves the problems.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a different concentration organic waste gas cooperative treatment system, includes preprocessing device, zeolite runner, mixes bellows, main blower, desorption fan, draught fan, preheats heat exchanger, desorption heat exchanger, catalytic combustion device, controlling means, the zeolite runner includes zeolite runner adsorption zone, zeolite runner cooling space and zeolite runner desorption space, catalytic combustion device includes heater and catalytic bed, the inlet end of preprocessing device passes through the inlet line and communicates with low concentration organic waste gas, the outlet end of preprocessing device passes through the outlet line and communicates with the inlet end of zeolite runner adsorption space and zeolite runner cooling space respectively, the outlet end of zeolite runner adsorption space is linked together with main blower, the air outlet of main blower communicates with the chimney, the outlet end of zeolite runner cooling space passes through the pipeline and communicates with the inlet end of desorption heat exchanger, the end of giving vent to anger of desorption heat exchanger passes through the inlet end intercommunication in pipeline and zeolite runner desorption district, the end of giving vent to anger in zeolite runner desorption district is linked together with the desorption fan, the air outlet of desorption fan communicates with the inlet end of mixing bellows, the air inlet end and the high concentration organic waste gas intercommunication of mixing bellows, the end of giving vent to anger of mixing bellows is linked together with the draught fan, the draught fan passes through the pipeline and preheats the heat exchanger intercommunication, it passes through pipeline and catalytic combustion device intercommunication to preheat the heat exchanger, catalytic combustion device passes through pipeline and desorption heat exchanger intercommunication, the desorption heat exchanger is given vent to anger the end and is passed through the pipeline and the inlet end intercommunication of preheating the heat exchanger, the exhaust end of preheating the heat exchanger passes through pipeline and chimney intercommunication.
Preferably, the control device is a PLC controller or a DCS controller, and the control device is electrically connected with the main fan, the desorption fan, the induced draft fan and the catalytic combustion device respectively.
Preferably, the air mixing box is communicated with the high-concentration organic waste gas through an air inlet pipeline, a dust filter is arranged in the air mixing box, and a first pressure sensor is installed on the air inlet pipeline of the air mixing box.
Preferably, the pretreatment device is directly communicated with the low-concentration organic waste gas through an air inlet pipeline, an air filter is arranged in the pretreatment device, and a second pressure sensor is arranged on the air inlet pipeline of the pretreatment device.
Preferably, the preheating heat exchanger is a counter-flow plate heat exchanger, and the desorption heat exchanger is a counter-flow plate heat exchanger.
Preferably, an outlet pipeline of the zeolite rotating wheel cooling area is provided with a first temperature sensor, an inlet pipeline of the zeolite rotating wheel desorption area is provided with a second temperature sensor, an outlet pipeline of the zeolite rotating wheel desorption area is provided with a third temperature sensor, a pipeline between the preheating heat exchanger and the catalytic combustion device is provided with a fourth temperature sensor, a pipeline between the heater and the catalytic bed is provided with a fifth temperature sensor, and a pipeline between the catalytic combustion device and the desorption heat exchanger is provided with a sixth temperature sensor.
Preferably, the heater is electric heating or natural gas heating.
(III) advantageous effects
The invention provides a cooperative treatment system for organic waste gas with different concentrations, which has the following beneficial effects:
(1) according to the invention, by arranging the air mixing box, low-concentration organic waste gas enters the zeolite rotating wheel after being filtered by the pretreatment device, is introduced into the air mixing box after being concentrated by the zeolite rotating wheel and is mixed with high-concentration organic waste gas, so that only low-air-quantity high-concentration organic waste gas enters the catalytic combustion device for combustion, and organic waste gas with different concentrations generated in different processes or production lines of the same factory can be cooperatively treated.
(2) According to the invention, the preheating heat exchanger is arranged, high-temperature gas at the outlet of the catalytic combustion device firstly passes through the desorption heat exchanger to heat the desorption region of the zeolite rotating wheel, and waste heat passes through the preheating heat exchanger to preheat waste gas at the outlet of the induced draft fan, so that the zeolite rotating wheel does not need to be provided with a heater independently, and the operation stability of the zeolite rotating wheel is enhanced; both the preheating heat exchanger and the desorption heat exchanger adopt counter-flow plate type heat exchangers, and waste gas waste heat utilization efficiency is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a pretreatment device; 2. a zeolite wheel; 3. a wind mixing box; 4. a main fan; 5. a desorption fan; 6. an induced draft fan; 7. preheating a heat exchanger; 8. a desorption heat exchanger; 9. a catalytic combustion device; 10. a zeolite wheel adsorption zone; 11. a zeolite wheel cooling zone; 12. a zeolite wheel desorption zone; 13. a heater; 14. a catalytic bed; 15. a first pressure sensor; 16. a second pressure sensor; 17. a first temperature sensor; 18. a second temperature sensor; 19. a third temperature sensor; 20. a fourth temperature sensor; 21. a fifth temperature sensor; 22. a sixth temperature sensor; 23. a dust filter; 24. an air filter; 25. and a control device.
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.
As shown in fig. 1, the present invention provides a technical solution: a cooperative treatment system for organic waste gas with different concentrations comprises a pretreatment device 1, a zeolite rotating wheel 2, a wind mixing box 3, a main fan 4, a desorption fan 5, a draught fan 6, a preheating heat exchanger 7, a desorption heat exchanger 8, a catalytic combustion device 9 and a control device 25, wherein the zeolite rotating wheel 2 mainly comprises a zeolite wheel disc, a driving device and a shell, zeolite is a high-efficiency adsorbent and is used for adsorbing, desorbing and cooling organic waste gas, the zeolite rotating wheel 2 comprises a zeolite rotating wheel adsorption area 10, a zeolite rotating wheel cooling area 11 and a zeolite rotating wheel desorption area 12, the area ratio of the zeolite rotating wheel adsorption area 10, the zeolite rotating wheel cooling area 11 and the zeolite rotating wheel desorption area 12 is 10:1:1, the driving device drives the zeolite rotating wheel adsorption area 10, the zeolite rotating wheel cooling area 11 and the zeolite rotating wheel desorption area 12 to rotate at constant speed uninterruptedly, but the positions of three subareas are relatively kept unchanged, the zeolite wheel adsorption area 10 continuously adsorbs organic matters by zeolite, then the zeolite wheel adsorption area rotates to a zeolite wheel desorption area 12, the organic matters are desorbed by hot air at the outlet of a desorption heat exchanger 8, then the zeolite wheel cooling area 11 is rotated, the normal-temperature waste gas at the outlet of a pretreatment device 1 cools the zeolite wheel cooling area 11, then the zeolite wheel cooling area 11 rotates to the zeolite wheel adsorption area 10, the circulation is carried out, so that the organic waste gas with large air volume and low concentration is concentrated into the desorption waste gas with small air volume and high concentration, the construction cost and the operation energy consumption of a subsequent treatment device are reduced, the high-concentration organic waste gas does not pass through the zeolite wheel 2, the construction cost is reduced, the low-concentration organic waste gas is concentrated by the zeolite wheel 2 to form small air volume and high-concentration desorption waste gas, and the low-concentration organic waste gas and the high-concentration organic waste gas enter the air mixing box 3 to be mixed, and then enter the rear-end treatment device through an induced draft fan 6, the number of rear-end treatment equipment is reduced, the operation of waste gas treatment equipment is simplified, and the stability of a waste gas treatment system is enhanced, the catalytic combustion device 9 comprises a heater 13 and a catalytic bed 14, the heater 13 has a heat supply load adjusting capability, the catalytic bed 14 is composed of a plurality of layers of catalysts, the catalysts are in a honeycomb ceramic structure, the activation energy of oxidation reaction of organic matters can be reduced, the ignition point is reduced, flameless combustion is performed, and the operation energy consumption is greatly reduced, the air inlet end of the pretreatment device 1 is communicated with low-concentration organic waste gas through an air inlet pipeline, the air outlet end of the pretreatment device 1 is respectively communicated with the air inlet ends of a zeolite rotating wheel adsorption zone 10 and a zeolite rotating wheel cooling zone 11 through an air outlet pipeline, the air outlet end of the zeolite rotating wheel adsorption zone 10 is communicated with a main fan 4, the air outlet of the main fan 4 is communicated with a chimney, the air outlet end of the zeolite rotating wheel cooling zone 11 is communicated with the air inlet end of a desorption heat exchanger 8 through a pipeline, desorption heat exchanger 8's the end of giving vent to anger communicates through the inlet end of pipeline and zeolite runner desorption district 12, zeolite runner desorption district 12's the end of giving vent to anger is linked together with desorption fan 5, desorption fan 5's air outlet and the inlet end intercommunication of mixing bellows 3, the air inlet end and the organic waste gas intercommunication of high concentration of mixing bellows 3, the end of giving vent to anger of mixing bellows 3 is linked together with draught fan 6, draught fan 6 passes through the pipeline and preheats heat exchanger 7 intercommunication, and draught fan 6 provides power to the organic waste gas of high concentration, it communicates with catalytic combustion device 9 through pipeline and preheating heat exchanger 7 to preheat heat exchanger 7, catalytic combustion device 9 passes through pipeline and desorption heat exchanger 8 intercommunication, desorption heat exchanger 8 gives vent to anger the end and communicates through the inlet end of pipeline and preheating heat exchanger 7, preheating heat exchanger 7's exhaust end passes through pipeline and chimney intercommunication.
Further, controlling means 25 is a PLC controller or a DCS controller, controlling means 25 respectively with main fan 4, desorption fan 5, draught fan 6, catalytic combustion device 9 electric connection.
Further, it communicates with high concentration organic waste gas to mix bellows 3 through the air inlet pipeline, be equipped with dust filter 23 in mixing bellows 3, filter the high concentration organic waste gas that gets into mixing bellows 3 to block up the rear end equipment, install first pressure sensor 15 on mixing bellows 3's the air inlet pipeline, first pressure sensor 15 is used for detecting high concentration organic waste gas wind pressure, wherein first pressure sensor 15 and draught fan 6 electric connection to through PLC or DCS controller automatically regulated draught fan 6's operating frequency, so that high concentration organic waste gas control is at suitable amount of wind.
Further, preprocessing device 1 directly communicates with low concentration organic waste gas through the air inlet pipeline, be equipped with air cleaner 24 in preprocessing device 1, air cleaner 24 generally adopts G4 primary filter, F7 medium efficiency filter and the tertiary filtration of high efficiency filter in F9, and the dust is got rid of through air cleaner 24 to low concentration organic waste gas to the low concentration organic waste gas that avoids having the dust takes place zeolite pore blocking after entering zeolite runner 2, be equipped with second pressure sensor 16 on preprocessing device 1's the air inlet pipeline, second pressure sensor 16 is used for detecting low concentration organic waste gas wind pressure, and it interlocks with main fan 4 to come automatic adjustment main fan 4's operating frequency through PLC or DCS controller, so that preprocessing device 1 and zeolite runner 2 operate at suitable amount of wind.
Further, the preheating heat exchanger 7 is a counter-flow plate heat exchanger, the desorption heat exchanger 8 is a counter-flow plate heat exchanger, the preheating heat exchanger 7 and the desorption heat exchanger 8 are both made of stainless steel, the mode is the mode with the highest gas-gas indirect heat exchange efficiency, the preheating heat exchanger 7 is provided with two inlets and two outlets, one inlet is a cold-end air inlet which is communicated with an air outlet of the induced draft fan 6 through a pipeline, one outlet is a cold-end air outlet which is communicated with an inlet of the catalytic combustion device 9 through a pipeline, the other inlet of the preheating heat exchanger 7 is a hot-end air inlet which is communicated with an outlet of the desorption heat exchanger 8 through a pipeline, the other air outlet of the preheating heat exchanger 7 is a hot-end air outlet which is communicated with a chimney through a pipeline, the desorption heat exchanger 8 is provided with two inlets and two outlets, one inlet of the desorption heat exchanger 8 is a cold-end air inlet which is communicated with the zeolite rotating wheel cooling area 11 through a pipeline, and the other outlet of the desorption heat exchanger 8 is a cold-end air outlet which is connected with the zeolite rotating wheel desorption area 12 through a pipeline; the other inlet of the desorption heat exchanger 8 is a hot end air inlet which is communicated with the outlet of the catalytic combustion device 9 through a pipeline, and the other air outlet of the desorption heat exchanger 8 is a hot end air outlet which is communicated with the hot end air inlet of the preheating heat exchanger 7 through a pipeline.
Further, a desorption fan 5 provides power for desorption air of the zeolite rotating wheel 2, the zeolite rotating wheel cooling area 11, the desorption heat exchanger 8, the zeolite rotating wheel desorption area 12 and the desorption fan 5 are sequentially connected through a pipeline, an outlet pipeline of the zeolite rotating wheel cooling area 11 is provided with a first temperature sensor 17, an inlet pipeline of the zeolite rotating wheel desorption area 12 is provided with a second temperature sensor 18, an outlet pipeline of the zeolite rotating wheel desorption area 12 is provided with a third temperature sensor 19, waste gas at an outlet of the zeolite rotating wheel cooling area 11 is subjected to heat exchange and temperature rise through the desorption heat exchanger 8, so that the temperature of waste gas at an inlet of the zeolite rotating wheel desorption area 12 reaches 180-220 ℃, the third temperature sensor 19 is electrically connected with the desorption fan 5, and the operating frequency of the desorption fan 5 is automatically adjusted through a PLC or a DCS controller, so that the temperature of waste gas at an inlet of the zeolite rotating wheel desorption area 12 is controlled within a proper range, a fourth temperature sensor 20 is arranged on a pipeline between the preheating heat exchanger 7 and the catalytic combustion device 9 and used for monitoring the heat exchange effect of the preheating heat exchanger 7, high-temperature gas at the outlet of the catalytic combustion device 9 is firstly heated for the zeolite wheel desorption zone 12 through the desorption heat exchanger 8, waste heat is preheated for exhaust gas at the outlet of the induced draft fan 6 through the preheating heat exchanger 7, a fifth temperature sensor 21 is arranged on a pipeline between the heater 13 and the catalytic bed 14 and used for monitoring the temperature of the exhaust gas before entering the catalytic bed 14, the heater 13 is adjusted through a PLC or DCS controller to enable the temperature of the exhaust gas before entering the catalytic bed 14 to reach ignition points (120-, the difference between the sixth temperature sensor 22 and the fifth temperature sensor 21 is the temperature at which the exhaust gas rises through the catalytic bed 14 for flameless combustion.
Further, the heater 13 is an electric heater or a natural gas heater.
In conclusion, the working process of the invention is as follows: when the device is actually used, low-concentration organic waste gas enters the zeolite rotating wheel 2 after being filtered by the pretreatment device 1, is concentrated by the zeolite rotating wheel 2 and then is introduced into the air mixing box 3 to be mixed with high-concentration organic waste gas, so that only the low-air-quantity high-concentration organic waste gas enters the catalytic combustion device 9 to be combusted, and organic waste gas with different concentrations generated by different processes or production lines in the same factory can be cooperatively treated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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. The utility model provides a different concentration organic waste gas administers system in coordination, includes preprocessing device (1), zeolite runner (2), mixes wind box (3), main air fan (4), desorption fan (5), draught fan (6), preheats heat exchanger (7), desorption heat exchanger (8), catalytic combustion device (9), controlling means (25), its characterized in that: the zeolite rotating wheel (2) comprises a zeolite rotating wheel adsorption area (10), a zeolite rotating wheel cooling area (11) and a zeolite rotating wheel desorption area (12), the catalytic combustion device (9) comprises a heater (13) and a catalytic bed (14), the air inlet end of the pretreatment device (1) is communicated with low-concentration organic waste gas through an air inlet pipeline, the air outlet end of the pretreatment device (1) is respectively communicated with the air inlet ends of the zeolite rotating wheel adsorption area (10) and the zeolite rotating wheel cooling area (11) through an air outlet pipeline, the air outlet end of the zeolite rotating wheel adsorption area (10) is communicated with the main fan (4), the air outlet of the main fan (4) is communicated with a chimney, the air outlet end of the zeolite rotating wheel cooling area (11) is communicated with the air inlet end of the desorption heat exchanger (8) through a pipeline, the air outlet end of the desorption heat exchanger (8) is communicated with the air inlet end of the zeolite rotating wheel desorption area (12) through a pipeline, the end of giving vent to anger of zeolite runner desorption district (12) is linked together with desorption fan (5), the air outlet of desorption fan (5) and the inlet end intercommunication of mixing bellows (3), the air inlet end and the high concentration organic waste gas intercommunication of mixing bellows (3), the end of giving vent to anger of mixing bellows (3) is linked together with draught fan (6), draught fan (6) are through the pipeline and preheat heat exchanger (7) intercommunication, preheat heat exchanger (7) and communicate through pipeline and catalytic combustion device (9), catalytic combustion device (9) are through pipeline and desorption heat exchanger (8) intercommunication, desorption heat exchanger (8) are given vent to anger the end and are passed through the pipeline and preheat the inlet end intercommunication of heat exchanger (7), the exhaust end of preheating heat exchanger (7) is through pipeline and chimney intercommunication.
2. The system of claim 1, wherein the system comprises: the control device (25) is a PLC (programmable logic controller) or a DCS (distributed control system) controller, and the control device (25) is electrically connected with the main fan (4), the desorption fan (5), the draught fan (6) and the catalytic combustion device (9) respectively.
3. The system of claim 1, wherein the system comprises: mix bellows (3) and pass through air inlet pipeline and high concentration organic waste gas intercommunication, be equipped with dust filter (23) in mixing bellows (3), install first pressure sensor (15) on the air inlet pipeline of mixing bellows (3).
4. The system of claim 1, wherein the system comprises: the pretreatment device (1) is directly communicated with the low-concentration organic waste gas through an air inlet pipeline, an air filter (24) is arranged in the pretreatment device (1), and a second pressure sensor (16) is arranged on the air inlet pipeline of the pretreatment device (1).
5. The system of claim 1, wherein the system comprises: the preheating heat exchanger (7) is a counter-flow plate heat exchanger, and the desorption heat exchanger (8) is a counter-flow plate heat exchanger.
6. The system of claim 1, wherein the system comprises: the outlet pipeline of zeolite runner cooling zone (11) is equipped with first temperature sensor (17), be equipped with second temperature sensor (18) on the inlet pipeline of zeolite runner desorption district (12), the outlet pipeline of zeolite runner desorption district (12) is equipped with third temperature sensor (19), be equipped with fourth temperature sensor (20) on the pipeline between preheating heat exchanger (7) and catalytic combustion device (9), be equipped with fifth temperature sensor (21) on the pipeline between heater (13) and catalytic bed (14), be equipped with sixth temperature sensor (22) on the pipeline between catalytic combustion device (9) and desorption heat exchanger (8).
7. The system of claim 1, wherein the system comprises: the heater (13) is electric heating or natural gas heating.
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| CN202210095513.XA CN114452773A (en) | 2022-01-26 | 2022-01-26 | Different concentration organic waste gas cooperative treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430259A (en) * | 2022-09-23 | 2022-12-06 | 深圳盈和环境物联科技有限公司 | Efficient and energy-saving waste gas purification system and method for circuit board oven |
| CN116658917A (en) * | 2023-06-08 | 2023-08-29 | 南京德厚环境科技有限公司 | Organic waste gas concentration thermal oxidation treatment device and process thereof |
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2022
- 2022-01-26 CN CN202210095513.XA patent/CN114452773A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430259A (en) * | 2022-09-23 | 2022-12-06 | 深圳盈和环境物联科技有限公司 | Efficient and energy-saving waste gas purification system and method for circuit board oven |
| CN116658917A (en) * | 2023-06-08 | 2023-08-29 | 南京德厚环境科技有限公司 | Organic waste gas concentration thermal oxidation treatment device and process thereof |
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