CN114870616B - electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas - Google Patents

electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas Download PDF

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CN114870616B
CN114870616B CN202210651449.9A CN202210651449A CN114870616B CN 114870616 B CN114870616 B CN 114870616B CN 202210651449 A CN202210651449 A CN 202210651449A CN 114870616 B CN114870616 B CN 114870616B
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microbial electrolysis
bio
filler
gas
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CN114870616A (en
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杨百忍
王嘉杰
孙祝秋
张�浩
赵晨
张峻珩
孙博杨
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Yancheng Institute of Technology
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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
    • B01D53/84—Biological processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/38—Removing components of undefined structure
    • B01D53/44—Organic components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75—Multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/84—Biological processes
    • B01D53/85—Biological processes with gas-solid contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/708—Volatile organic compounds V.O.C.'s
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

The invention discloses an electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas, and belongs to the technical field of organic waste gas treatment. The device comprises an air inlet system and a reactor main body, wherein a pretreatment chamber, a microbial electrolysis chamber and a biological filler electric strengthening chamber are sequentially arranged in the reactor main body from bottom to top, the air inlet system is connected with an air inlet pipeline of the pretreatment chamber, the pretreatment chamber is connected with the microbial electrolysis chamber through a pipeline, the microbial electrolysis chamber is communicated with the biological filler electric strengthening chamber, an air outlet is arranged at the top end of the biological filler electric strengthening chamber, modified filler is arranged in the pretreatment chamber, and H is arranged at the bottom end of the pretreatment chamber 2 O 2 Liquid tank, pretreatment chamber and H 2 O 2 Liquid groove pipeline connection H 2 O 2 The liquid tank pipeline is connected with a peristaltic pump and H in turn 2 O 2 Spray header, H 2 O 2 The spray header is arranged at the top end of the interior of the pretreatment chamber. The invention has high degradation efficiency and can effectively remove the organic waste gas.

Description

electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas
Technical Field
The invention relates to the technical field of organic waste gas treatment, in particular to an electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas.
Background
Currently, the light and heavy industry is rapidly developing, presenting a series of atmospheric pollution problems, including those associated with Volatile Organic Compounds (VOCs). Volatile Organic Compounds (VOCs) are toxic, carcinogenic, teratogenic and mutagenic, and the long-term presence in the environment can seriously harm the physical health and ecological environment of humans. Therefore, volatile Organic Compounds (VOCs) are important control objects for controlling the current atmospheric pollution in China.
Bioelectric enhancement is a novel pollutant treatment technology combining electrochemistry and biochemistry, and occupies a large proportion in a bioelectrochemical system. In recent years, bioelectric enhancement technology improves the removal effect of hardly biodegradable organic matters by changing the permeability of microbial cell membranes, the growth and metabolic activity of microorganisms, microbial community structures, the micro-ecological environment in which the microbial community structures are located, and the like under the condition of applying smaller voltage. Although organic contaminants may be reduced or bioconverted, there is still a distance from their thorough mineralization.
Fenton-like technology is a fast and efficient technology in water treatment, which utilizes strong oxidative free radical oxidation to remove contaminants. Fenton-like reactions must occur by means of Fe 2+ The plasma can be completed only if Fe is directly added 2+ Not only causes secondary pollution to the environment, but also increases the running cost.
Therefore, how to provide an electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas, which does not cause secondary pollution to the environment and has good degradation effect, is a problem to be considered by the person skilled in the art.
Disclosure of Invention
In view of the above problems, the present invention aims to provide a bioelectrical enhancement coupling Fenton-like reactor for treating volatile organic waste gas, which combines bioelectrical enhancement and advanced oxidation technologies and has good degradation effects.
The invention adopts the following technical scheme to solve the technical problems:
the utility model provides a handle electric biology-class Fenton integral type reactor of volatile organic waste gas, includes air intake system and reactor main part, inside pretreatment chamber, microorganism electrolysis room and the bio-filler electricity enhancement room of having set gradually from down up of reactor main part, air intake system is connected with the air inlet pipeline of pretreatment chamber, pretreatment chamber and microorganism electrolysis room pipeline connection, microorganism electrolysis room is linked together with bio-filler electricity enhancement room, bio-filler electricity enhancement room's top is provided withThe inside of the pretreatment chamber is provided with modified filler, and the bottom end of the pretreatment chamber is provided with H 2 O 2 A liquid tank, the pretreatment chamber and H 2 O 2 The liquid tank is connected with the pipeline, the H 2 O 2 The liquid tank pipeline is connected with a peristaltic pump and H in turn 2 O 2 Spray header, H 2 O 2 The spray header is arranged at the top end of the interior of the pretreatment chamber.
Further, the air inlet system comprises a gas booster pump, a buffer tank and a gas flowmeter, wherein a gas sampling port is formed in the top end of the buffer tank, the gas booster pump is connected with the buffer tank and the gas flowmeter in sequence through pipelines, and the gas flowmeter is connected with an air inlet pipeline of the pretreatment chamber.
Further, the microbial electrolysis chamber is provided with a cathode, an anode, a direct current stabilized power supply and a gas spray head, the gas spray head is a microporous aeration disc, the direct current stabilized power supply is arranged on the outer side of the microbial electrolysis chamber, the cathode and the anode are arranged in the microbial electrolysis chamber, the direct current stabilized power supply is respectively communicated with the cathode and the anode, the gas spray head is arranged at the bottom end of the microbial electrolysis chamber, and the gas spray head is communicated with an air outlet of the pretreatment chamber.
Further, the cathode in the microbial electrolysis chamber is a carbon brush, and the anode is a stainless steel net.
Further, the bio-filler electric strengthening chamber is provided with a cathode, an anode, conductive fillers and a direct-current stabilized power supply, the direct-current stabilized power supply is arranged on the outer side of the microbial electrolysis chamber, the cathode and the anode are arranged in the microbial electrolysis chamber, the cathode and the anode are surrounded by the conductive fillers, and the direct-current stabilized power supply is respectively communicated with the cathode and the anode.
Further, the cathode in the bio-filler electric strengthening chamber is a carbon brush, the anode is a stainless steel net, and the conductive filler is coke.
Further, the microbial electrolysis chamber and the biological filler electric strengthening chamber are provided with independent nutrient solution spraying devices, a liquid inlet pipe of each nutrient solution spraying device is arranged at the bottom end of the microbial electrolysis chamber, a spray header of each nutrient solution spraying device is arranged at the top end of the inner side of the biological filler electric strengthening chamber, and peristaltic pumps are arranged on pipelines of each nutrient solution spraying device.
Further, the system also comprises a temperature and pressure regulation system, wherein the temperature and pressure regulation system comprises a temperature regulation heating device and a pressure gauge, the temperature regulation heating device is arranged on the outer walls of the microbial electrolysis chamber and the biological filler electric strengthening chamber, and the pressure gauge is arranged in the microbial electrolysis chamber and the biological filler electric strengthening chamber.
Further, the modified filler comprises iron-carbon mixed particles with the diameter of 15-20mm, which are prepared by mixing 60-70 parts by weight of activated carbon powder and 30-40 parts by weight of iron powder.
Furthermore, the outer wall of the pretreatment chamber and the outer wall of the bio-filler electric strengthening chamber are both provided with observation sampling ports.
Compared with the prior art, the biotrickling filtration tower type electro-Fenton-like reactor has the following beneficial effects:
1. the modified filler is prepared from the iron powder and the activated carbon powder, so that the contact area of pollutants and the filler can be increased, and the removal rate of the pollutants is improved; secondly, fe in the modified filler 2+ And H in the circulating liquid 2 O 2 The Fenton reagent is formed, and the strong oxidability can degrade organic pollutants which are difficult to degrade into micromolecular substances which are easy to be absorbed and degraded by microorganisms, so that the mass transfer and removal rate is improved.
2. The invention selects the coke as the conductive filler of the biological filler electric strengthening chamber, and the coke not only can better enrich microorganisms, but also can reduce internal resistance, thereby achieving the purpose of saving energy.
3. The invention improves the activity of microorganisms through the electric stimulation provided by the direct-current stabilized power supply, changes the degradation efficiency and improves the performance of the reactor.
4. The invention is characterized in that an independent nutrient solution spraying device and an independent nutrient solution spraying device are arranged 2 O 2 Spraying device, achieve the purpose of avoiding H 2 O 2 Enters the nutrient solution, thereby inhibiting the activity of microorganisms.
5. The invention prepares the biotrickling filter tower reactor through Fenton-like and bioelectricity intensified coupling, improves the degradation efficiency, and simultaneously achieves the purposes of integrating the advantages of the biotrickling filter tower, reducing the occupied area and facilitating the operation management.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Wherein, 1, an air inlet; 2. a gas pressurizing pump; 3. a gas sampling port; 4. a gas flow meter; 5. a buffer tank; 6. h 2 O 2 A liquid tank; 7. a peristaltic pump; 8. a carrier plate; 9. modified filler; 10. an anode; 11. observing the sampling port; 12. a cathode; 13. h 2 O 2 A spray header; 14. a DC stabilized power supply; 15. a cathode lead; 16. a temperature-adjusting heating device; 17. an air outlet; 18. a conductive filler; 19. an anode lead; 20. a gas shower; 21. a pressure gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
As shown in fig. 1, the invention discloses an electro-biological Fenton-like integrated reactor for treating volatile organic waste gas, which comprises an air inlet system and a reactor main body, wherein the air inlet system comprises a gas pressurizing pump 2, a buffer tank 5 and a gas flowmeter 4, the top end of the buffer tank 5 is provided with a gas sampling port 3, the gas pressurizing pump 2 is sequentially connected with the buffer tank 5 and the gas flowmeter 4 through pipelines, the gas flowmeter 4 is connected with the reactor main body through pipelines, gas enters the gas pressurizing pump 2 through an air inlet 1, and pressurized air enters the reactor main body through the gas flowmeter 4.
The reactor main body is of a hollow cylindrical structure, a pretreatment chamber, a microbial electrolysis chamber and a biological filler electric strengthening chamber are sequentially arranged in the reactor main body from bottom to top, the gas flowmeter 4 is connected with a gas inlet pipeline of the pretreatment chamber, the pretreatment chamber is connected with the microbial electrolysis chamber pipeline, the microbial electrolysis chamber is communicated with the biological filler electric strengthening chamber, and a gas outlet 17 is arranged at the top end of the biological filler electric strengthening chamber.
The interior of the pretreatment chamber is provided with a modificationThe filler 9, the modified filler 9 is placed on the carrier plate 8 with holes at the bottom end of the pretreatment chamber, the modified filler 9 is iron-carbon mixed particles with the diameter of 15-20mm prepared by mixing 60-70 parts by weight of activated carbon powder and 30-40 parts by weight of iron powder, and Fe can be provided for the Fenton-like reaction 2+ Simultaneously, the device can also play a role in adsorbing pollutants, increases the contact area of the pollutants and the filler, improves the removal rate of the pollutants, and is provided with H at the bottom end of the pretreatment chamber 2 O 2 Liquid tank 6, pretreatment chamber and H 2 O 2 The liquid tank 6 is connected with a pipeline H 2 O 2 The peristaltic pump 7 and H are connected in turn with the pipeline of the liquid tank 6 2 O 2 Spray header, H 2 O 2 The spray header is arranged at the top end of the interior of the pretreatment chamber, H 2 O 2 The liquid in the liquid tank 6 is pumped from H through a peristaltic pump 7 2 O 2 The spray header 13 falls down, the liquid and the modified filler 9 generate Fenton-like reaction, and the strong oxidability can degrade organic pollutants which are difficult to degrade into micromolecular substances which are easy to be absorbed and degraded by microorganisms, so that the mass transfer and removal rate are improved.
The microbial electrolysis chamber is provided with a cathode, an anode, a direct current stabilized power supply and a gas spray head 20, wherein the direct current stabilized power supply is arranged at the outer side of the microbial electrolysis chamber, the cathode and the anode are arranged in the microbial electrolysis chamber, the direct current stabilized power supply is respectively communicated with the cathode and the anode, the direct current stabilized power supply applies an external voltage of 0.9V, the gas spray head 20 is arranged at the bottom end of the microbial electrolysis chamber, the gas spray head 20 is communicated with an air outlet of the pretreatment chamber, and the electric stimulation provided by the direct current stabilized power supply improves the activity of microorganisms, changes the degradation efficiency and improves the performance of a reactor.
The upper part of the microbial electrolysis chamber is provided with a biological filler electric strengthening chamber, the microbial electrolysis chamber is communicated with the biological filler electric strengthening chamber, and the microbial electrolysis chamber and the biological filler electric strengthening chamber are provided with independent nutrient solution spraying devices and nutrient solutionsThe liquid inlet pipe of the spray device is arranged at the bottom end of the microbial electrolysis chamber, the spray header of the nutrient solution spray device is arranged at the top end of the inner side of the bio-filler electric strengthening chamber, a peristaltic pump is arranged on a pipeline of the nutrient solution spray device, nutrient solution in the microbial electrolysis chamber falls from the spray header by being pumped by the peristaltic pump, and a good growth environment is provided for the growth of microorganisms in the bio-filler electric strengthening chamber 2 O 2 Spraying device, achieve the purpose of avoiding H 2 O 2 Enters the nutrient solution, thereby inhibiting the activity of microorganisms. The bio-filler electric strengthening chamber is provided with a cathode 12, an anode 10, a conductive filler 18 and a direct current stabilized power supply 14, the direct current stabilized power supply 14 is arranged at the outer side of the microbial electrolysis chamber, the cathode 12 and the anode 10 are arranged in the bio-filler electric strengthening chamber, the cathode 12 and the anode 10 are surrounded by the conductive filler 18, the direct current stabilized power supply 14 is respectively communicated with the cathode 12 and the anode 10 through a cathode lead 15 and an anode lead 19, the direct current stabilized power supply 14 applies an external voltage of 0.9V, the cathode 12 of the embodiment is a carbon brush, the anode 10 is a stainless steel mesh, the cathode lead 15 and the anode lead 19 can adopt titanium wires, the conductive filler 18 is coke, the coke not only can better enrich microorganisms and provide carriers for the attachment of microorganisms, but also can reduce internal resistance, save energy, pollutants which can not degrade in the microbial electrolysis chamber enter the bio-filler electric strengthening part along with circulating nutrient solution or gas to be further degraded, and the pretreated pollutants are further mineralized into CO under the action of the microorganisms 2 And H 2 And O, discharging the treated waste gas through a gas outlet.
The invention also comprises a temperature and pressure regulating system, the temperature and pressure regulating system comprises a temperature regulating heating device 16 and a pressure gauge 21, the temperature regulating heating device 16 is arranged on the outer walls of the microbial electrolysis chamber and the biological filler electric strengthening chamber, the pressure gauge 21 is arranged in the microbial electrolysis chamber and the biological filler electric strengthening chamber, a good growing environment is provided for microorganisms through regulating and controlling the temperature, and the pressure gauge 21 plays a role in monitoring the pressure drop in the reactor and maintaining the stable performance of the reactor.
The outer wall of the pretreatment chamber and the outer wall of the bio-filler electric strengthening chamber are both provided with observation sampling ports 11, so that the reaction condition inside the reactor body can be observed conveniently.
When the device is specifically used, the volatile organic waste gas to be treated enters the buffer tank 5 after being pressurized by the gas compressor, and enters the pretreatment chamber of the reactor body after being regulated to a required flow rate by the gas flowmeter 4. When the gas diffuses into the pretreatment chamber, the organic pollutants undergo Fenton-like reaction in the system, and the organic pollutants which are difficult to degrade are degraded into micromolecular substances, so that tiny bubbles are formed through the gas spray head 20 and enter the microbial electrolysis chamber. The fine bubbles are beneficial to mass transfer between gas and liquid, the pollutants dissolved in the nutrient solution are firstly biodegraded by the microbial electrolysis chamber, the pollutants which are not degraded can enter the biological filler electric strengthening part along with the circulating nutrient solution or gas to be further degraded, and the pretreated pollutants are further mineralized into CO under the action of microorganisms in the biological filler electric strengthening chamber 2 And H 2 And O, discharging the treated waste gas through a gas outlet.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.

Claims (8)

1. An electro-biological-Fenton-like integrated reactor for treating volatile organic waste gas, which is characterized in that: the pretreatment device comprises an air inlet system and a reactor main body, wherein a pretreatment chamber, a microbial electrolysis chamber and a biological filler electric strengthening chamber are sequentially arranged in the reactor main body from bottom to top, the air inlet system is connected with an air inlet pipeline of the pretreatment chamber, the pretreatment chamber is connected with the microbial electrolysis chamber pipeline, the microbial electrolysis chamber is communicated with the biological filler electric strengthening chamber, an air outlet is arranged at the top end of the biological filler electric strengthening chamber, a modified filler is arranged in the pretreatment chamber, the modified filler comprises iron-carbon mixed particles with diameters of 15-20mm, which are prepared by mixing 60-70 parts of activated carbon powder and 30-40 parts of iron powder, and H is arranged at the bottom end of the pretreatment chamber 2 O 2 A liquid tank, the pretreatment chamber and H 2 O 2 The liquid tank is connected with the pipeline, the H 2 O 2 The liquid tank pipeline is connected with a peristaltic pump and H in turn 2 O 2 Spray header, H 2 O 2 The spray header is arranged at the top end of the interior of the pretreatment chamber;
the microbial electrolysis chamber is provided with a cathode, an anode, a direct current stabilized power supply and a gas spray head, the gas spray head is a microporous aeration disc, the direct current stabilized power supply is arranged on the outer side of the microbial electrolysis chamber, the cathode and the anode are arranged in the microbial electrolysis chamber, the direct current stabilized power supply is respectively communicated with the cathode and the anode, the gas spray head is arranged at the bottom end of the microbial electrolysis chamber, and the gas spray head is communicated with an air outlet of the pretreatment chamber.
2. The electro-bio-Fenton-like integrated reactor for treating volatile organic waste gas according to claim 1, wherein the air inlet system comprises a gas pressurizing pump, a buffer tank and a gas flowmeter, a gas sampling port is arranged at the top end of the buffer tank, the gas pressurizing pump is connected with the buffer tank and the gas flowmeter in sequence through pipelines, and the gas flowmeter is connected with an air inlet pipeline of the pretreatment chamber.
3. The electro-biological-Fenton-like integrated reactor for treating volatile organic waste gas according to claim 1, wherein the cathode in the microbial electrolysis chamber is a carbon brush and the anode is a stainless steel mesh.
4. The electro-bio-Fenton-like integrated reactor for treating volatile organic waste gas according to claim 1, wherein the bio-filler electric strengthening chamber is provided with a cathode, an anode, conductive fillers and a direct-current stabilized power supply, the direct-current stabilized power supply is arranged outside the microbial electrolysis chamber, the cathode and the anode are arranged in the microbial electrolysis chamber, the cathode and the anode are surrounded by the conductive fillers, and the direct-current stabilized power supply is respectively communicated with the cathode and the anode.
5. An electro-bio-Fenton-like integrated reactor for treating volatile organic waste gases according to claim 4, wherein: the cathode in the bio-filler electric strengthening chamber is a carbon brush, the anode is a stainless steel net, and the conductive filler is coke.
6. An electro-bio-Fenton-like integrated reactor for treating volatile organic waste gases according to claim 1, wherein: the microbial electrolysis chamber and the biological filler electric strengthening chamber are provided with independent nutrient solution spraying devices, a liquid inlet pipe of each nutrient solution spraying device is arranged at the bottom end of the microbial electrolysis chamber, a spray header of each nutrient solution spraying device is arranged at the top end of the inner side of the biological filler electric strengthening chamber, and peristaltic pumps are arranged on pipelines of each nutrient solution spraying device.
7. An electro-bio-Fenton-like integrated reactor for treating volatile organic waste gases according to claim 1, further comprising a temperature and pressure regulation system comprising a temperature and pressure regulating heating device disposed on the outer walls of the microbial electrolysis chamber and the bio-filler electrical enhancement chamber and a pressure gauge disposed in the microbial electrolysis chamber and the bio-filler electrical enhancement chamber.
8. An electro-bio-Fenton-like integrated reactor for treating volatile organic waste gas according to claim 1, wherein the outer wall of the pretreatment chamber and the outer wall of the bio-filler electro-enhancement chamber are both provided with observation sampling ports.
CN202210651449.9A 2022-06-10 2022-06-10 electrobiological-Fenton-like integrated reactor for treating volatile organic waste gas Active CN114870616B (en)

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103736374A (en) * 2014-01-02 2014-04-23 浙江万里学院 Electrical-biological drop filter purifying device for VOC (volatile organic compound) waste gas
JP2017043846A (en) * 2015-08-25 2017-03-02 新日鉄住金化学株式会社 Porous carbon electrode for water treatment and waste water treatment method using the same
CN110559841A (en) * 2019-09-29 2019-12-13 天津大学 Electrochemistry improved biological filter tower purification device and application thereof
CN110756041A (en) * 2019-10-31 2020-02-07 盐城工学院 Electro-bio-trickling filter for treating volatile organic compounds
CN111185089B (en) * 2020-01-09 2021-09-28 青岛理工大学 Novel technology for performing electro-Fenton catalytic degradation on VOCs
CN111871182A (en) * 2020-07-30 2020-11-03 成都达源环保工程有限公司 Fenton combined biological filter system for treating organic waste gas
CN112354355A (en) * 2020-12-01 2021-02-12 中国矿业大学 Device and method for treating organic waste gas

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