CN202983486U - Integration purification device for processing complex industrial organic waste gas - Google Patents
Integration purification device for processing complex industrial organic waste gas Download PDFInfo
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- CN202983486U CN202983486U CN2012206170572U CN201220617057U CN202983486U CN 202983486 U CN202983486 U CN 202983486U CN 2012206170572 U CN2012206170572 U CN 2012206170572U CN 201220617057 U CN201220617057 U CN 201220617057U CN 202983486 U CN202983486 U CN 202983486U
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- 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
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model discloses an integration purification device for processing complex industrial organic waste gas. The integration purification device for processing the complex industrial organic waste gas comprises a gas collection hood for collecting the gas, a reaction case and a draught fan for extracting the gas, wherein the collection hood, the reaction case and the draught fan are sequentially connected. An electrostatic precipitator, a light-catalyzed reaction device, an ozone generator and an adsorbent bed layer are sequentially arranged in the reaction case according to the trend of the gas, wherein an ozone generating area is arranged between the light-catalyzed reaction device and adsorbent which is arranged on the adsorbent bed layer. By utilizing the integration purification device to process the organic waste gas, the total processing efficiency of the organic waste gas is more than 90%, and the removal efficiency of the total suspended particulates is more than 90%. The integration purification device for processing the complex industrial organic waste gas has a compact combination, occupies a small occupation area, can not only not cause secondary pollution to the environment, but also effectively reduce the cost, and can be widely used for processing the complex industrial organic waste gas.
Description
Technical field
The utility model relates to the equipment of processing the complex industrial organic exhaust gas, particularly a kind of integrated purifying equipment of processing the complex industrial organic exhaust gas.
Background technology
Organic exhaust gas comprises volatile organic matter, as 3 benzene waste gas etc., and semi-volatile organic matter, as polycyclic aromatic hydrocarbon, PBDE etc.In organic exhaust gas, trace murder by poisoning organic pollution because its concentration is lower, is difficult to fully contact and removal in subsequent process, thereby makes some control technology costs more and relatively difficult.There are certain potential advantages in the vapor solid photocatalysis oxidation technique to removing micro quantity organic pollutant.But, in the large industrial organic exhaust gas processing procedure of flow, because organic exhaust gas time of staying in photocatalytic oxidation device falls short of, cause photochemical catalyst can not be effectively, the organic matter in oxidative degradation waste gas once.In addition, along with the time lengthening of photocatalyst treatment organic exhaust gas, the catalytic efficiency of photochemical catalyst can decrease along with the increase of processing load.The more important thing is, a large amount of fine particles that contain in the complex industrial organic exhaust gas can have a strong impact on along with the prolongation of running time and the shield light catalyst, thereby cause the efficient of light catalytic purifying to reduce gradually, thereby greatly reduce the life-span of photochemical catalyst.Therefore, in the processing procedure of actual complex industrial organic exhaust gas, effect is controlled in the pollution that utilizes independent photocatalysis oxidation technique to be difficult to reach desirable.Therefore, the technology of photocatalysis oxidation technique and other processing organic exhaust gas being carried out Study on Integrated is that photocatalysis technology is applied to the inevitable choice that the complex industrial Organic Waste Gas Pollution is controlled.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of integrated purifying equipment of processing the complex industrial organic exhaust gas is provided.
The purpose of this utility model is achieved through the following technical solutions: a kind of integrated purifying equipment of processing the complex industrial organic exhaust gas comprises the gas skirt that is used for collecting gas, the reaction casing that connects successively and the blower fan that is used for gas bleeding; According to the trend of gas, be disposed with electrostatic precipitator, photocatalytic reaction device, ozone generator and adsorption bed in the reaction casing; It is the ozone generating region between photocatalytic reaction device and adsorption bed; Be provided with adsorbent on adsorption bed;
Described electrostatic precipitator is preferably high-voltage electrostatic dust separator;
Described photocatalytic reaction device comprises for the uviol lamp of exciting light catalyst, photochemical catalyst and flows through formula photocatalysis fixed bed; Uviol lamp, photochemical catalyst and flow through formula photocatalysis fixed bed and arrange successively, photochemical catalyst is fixed on and flows through on formula photocatalysis fixed bed;
Described uviol lamp preferably arranges the glass bushing for the protection of uviol lamp outside uviol lamp;
Described photochemical catalyst is the nano-TiO that loads on nickel foam
2Photochemical catalyst or nano-ZnO-SnO
2Compound oxide photocatalyst;
Described adsorbent is the mixture of a kind of or two kinds of formation in commercialization molecular sieve, CNT, active carbon fibre peacekeeping active carbon;
Described equipment is applied to the processing of complex industrial organic exhaust gas, is specially adapted to the integrated treatment that various complex industrial organic exhaust gas discharge the workshop organic exhaust gas.
The application of the integrated purifying equipment of described processing complex industrial organic exhaust gas comprises the following steps:
(1) electrostatic precipitation: collect organic exhaust gas by gas skirt, through electrostatic precipitator with organic exhaust gas in particle diameter remove greater than the particle of 2.5 μ m, thereby greatly eliminate particle to the bridging effect of photochemical catalyst, extend the life-span of photochemical catalyst;
(2) photochemical catalytic oxidation: the organic exhaust gas after dedusting enters photocatalytic reaction device, and under the effect of photochemical catalyst, the most of volatile organic matter in organic exhaust gas is decomposed into small organic molecule or mineralising is CO
2And H
2O；
(3) ozone oxidation absorbing synergic deep oxidation: at first organic matter residual in the organic exhaust gas after photocatalytic reaction device is processed is carried out gaseous oxidation by the ozone of the residual ozone of last unit light catalysis technique generation and ozone generator generation, and then be adsorbed on together on hypersober, and then the further collaborative deep oxidation degraded of gas-solid phase original position of ozone oxidation organic exhaust gas, so both guarantee the safety depth qualified discharge of organic exhaust gas, eliminated again the residual ozone discharging of photocatalysis technology generation fully to the secondary pollution problem of atmosphere;
The utility model is with respect to prior art, have following advantage and beneficial effect: the device combination that the utility model provides is compact, floor space is little, not only can not cause secondary pollution to environment, but also can effectively reduce design and the processing cost of equipment.At first the utility model catches the suspended particulate substance in organic exhaust gas by electrostatic precipitator, reduces particle covering and intoxication photochemical catalyst in photocatalytic reaction device; Secondly by photochemical catalyst, the organic matter degradation in organic exhaust gas is become little molecule, CO
2And H
2O； At last, recycle the residual ozone of last unit light catalysis technique generation and the further oxidative degradation of ozone organic exhaust gas that ozone generator produces, reacted residue low-concentration organic exhaust gas and ozone are adsorbed on together adsorbent and utilize adsorption ozone oxidation that the further original position of organic exhaust gas is degraded into nontoxic CO
2And H
2O both can guarantee the treatment effect that organic exhaust gas is removed fully, can eliminate again the residual ozone discharging of photocatalysis technology generation fully to the secondary pollution of atmosphere; Show according to test result, the total treatment effeciency that adopts this equipment to disassemble the workshop organic exhaust gas to electronic waste reaches more than 90%, and the clearance of overall suspended pellet is more than 90%.
Description of drawings
The structural representation of the equipment that Fig. 1 provides for embodiment 1; Wherein, 1-gas skirt, 2-valve, 3-thief hatch, 4-electrostatic precipitator, 5-thief hatch, 6-photocatalytic reaction device, 7-flow through formula photocatalysis fixed bed, 8-thief hatch, 9-uviol lamp, 10-ozone generator, 11-adsorption bed, 12-blower fan, 13-thief hatch;
Be the gas trend.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment 1
A kind of integrated purifying equipment of processing the complex industrial organic exhaust gas as shown in Figure 1, comprises the gas skirt 1 that is used for collecting gas, the reaction casing that connects successively and the blower fan 12 that is used for gas bleeding; Be provided with electrostatic precipitator 4, photocatalytic reaction device 6, ozone generator 10 and adsorption bed 11 in the reaction casing; According to the trend of gas, the gas vent of the gas access of reaction casing, electrostatic precipitator 4, photocatalytic reaction device 6, ozone generator 10, adsorption bed 11 and reaction casing is arranged successively; Be the ozone oxidation district between ozone generator 10 and adsorption bed 11, be provided with adsorbent on adsorption bed 11.Gas skirt 1 is connected by pipeline with the gas access of reaction casing, is provided for controlling the valve 2 of gas flow on pipeline; The gas vent of reaction casing is connected with the blower fan 12 that is used for gas bleeding.In the reaction casing, electrostatic precipitator 4, photocatalytic reaction device 6, ozone generator 10 and adsorption bed 11 adopt and engage without wall, thereby guarantee that gas can pass through electrostatic precipitator 4, photocatalytic reaction device 6, ozone generator 10 and adsorption bed 11 fully, the reaction casing adopts and is connected without body of wall, not only greatly reduce the windage of integration apparatus, and reduced design and the processing cost of integrated purifying equipment.
For the ease of analyzing, thief hatch is set.Thief hatch 3 is arranged between the gas access of valve 2 and reaction casing, thief hatch 5 is arranged between electrostatic precipitator 4 and photocatalytic reaction device 6, thief hatch 8 is arranged between photocatalytic reaction device 6 and adsorption bed 11, and thief hatch 13 is the gas outlet of blower fan 12.
Embodiment 2
The equipment that uses embodiment 1 to provide, wherein, photochemical catalyst is the nanometer business TiO that loads on nickel foam
2Photochemical catalyst.
(1) electrostatic precipitation: collect organic exhaust gas (benzene homologues organic exhaust gas) by gas skirt 1, organic exhaust gas is removed the overall suspended pellet in organic exhaust gas by the processing of electrostatic precipitator 4.
(2) photochemical catalytic oxidation: the organic exhaust gas after dedusting is regulated by blower fan 12 and is entered photocatalytic reaction device 6; Organic exhaust gas is the UV-activated TiO of 254nm by wavelength
2The photochemical catalyst catalytic oxidation.
(3) Adsorption ozonation synergistic deep oxidation: The photocatalytic reaction device 6 after the organic waste is further processed to produce the photocatalytic ozone generator 10 and ozone (generated amount of 10g / h) of ozone generated by the ozone gas phase oxidation, then the remaining organic waste and ozone together and then concentrated by adsorption of adsorbent synergy occurs in situ gas-solid phase ozone oxidation, ie while using photocatalytic device before a unit 6 generates residual ozone and ozone generator 10 (generation of 10g ozone / h) produced the first part of the gas-phase oxidation of organic contaminants, and then mixed gases (including ozone and organic waste) together adsorbed onto activated carbon adsorbent adsorption bed 11 and then the use of ozone oxidation of adsorbed organic further in-situ gas line oxidative degradation.
Regularly gather the waste gas sample respectively at thief hatch 3 and thief hatch 13 during test is carried out, analyze to measure integrated purifying equipment to the treatment effect of organic exhaust gas.The result of study of organic exhaust gas degraded shows, the equipment that the utility model provides is stabilized in 90～91% to the removal efficient of total benzene homologues always, the clearance 90～92% of overall suspended pellet.
Embodiment 3
The implementation difference that the equipment that the present embodiment is used and embodiment are 2 only is that the photochemical catalyst of the present embodiment is the nano-ZnO-SnO that loads on nickel foam
2Compound oxide photocatalyst (patent of invention: ZL 03126662.2), adsorbent is the SBA-15 molecular sieve, the ozone generating amount is 15g/h.The result of study of organic exhaust gas degraded shows, integrated purifying equipment is stabilized in 90～91% left and right to the removal efficient of total benzene homologues always, the clearance 90～92% of overall suspended pellet.
The difference of the equipment that the equipment that the present embodiment is used and embodiment 2 are used only is that adsorbent is the mixture (mass ratio is 1:1) of SBA-15 molecular sieve and active carbon, and the ozone generating amount is 1g/h.The result of study of organic exhaust gas degraded shows, integrated purifying equipment is stabilized in 90～91% to the removal efficient of total benzene homologues always, the clearance 90～92% of overall suspended pellet.
Comparative Examples 1
The difference of the equipment that equipment used and embodiment 2 are used only is: there is no ozone generator.The result of study of organic exhaust gas degraded shows, this equipment is lower than embodiment 2 to the removal efficient of total benzene homologues, is stabilized in 86～88% always, the clearance 90～92% of overall suspended pellet.
As seen the equipment that provides of the utility model is not only compact to design, and floor space is little, and, can effectively improve the solution efficient of organic exhaust gas.
Above-described embodiment is the better embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, within being included in protection domain of the present utility model.
Claims (6)
1. an integrated purifying equipment of processing the complex industrial organic exhaust gas, is characterized in that: comprise the gas skirt that is used for collecting gas, the reaction casing that connects successively and the blower fan that is used for gas bleeding; According to the trend of gas, be disposed with electrostatic precipitator, photocatalytic reaction device, ozone generator and adsorption bed in the reaction casing; It is the ozone generating region between photocatalytic reaction device and adsorbent; Be provided with adsorbent on adsorption bed.
2. the integrated purifying equipment of processing complex industrial organic exhaust gas according to claim 1, it is characterized in that: described electrostatic precipitator is high-voltage electrostatic dust separator.
3. the integrated purifying equipment of processing complex industrial organic exhaust gas according to claim 1, it is characterized in that: described photocatalytic reaction device comprises for the uviol lamp of exciting light catalyst, photochemical catalyst and flows through formula photocatalysis fixed bed; Uviol lamp, photochemical catalyst and flow through formula photocatalysis fixed bed and arrange successively, photochemical catalyst is fixed on and flows through on formula photocatalysis fixed bed.
4. the integrated purifying equipment of processing complex industrial organic exhaust gas according to claim 3 is characterized in that: described uviol lamp for setting uviol lamp outside for the protection of the glass bushing of uviol lamp.
5. the integrated purifying equipment of processing complex industrial organic exhaust gas according to claim 3, it is characterized in that: described photochemical catalyst is the nano-TiO that loads on nickel foam
2Photochemical catalyst or nano-ZnO-SnO
2Compound oxide photocatalyst.
6. the integrated purifying equipment of processing complex industrial organic exhaust gas according to claim 1, it is characterized in that: described adsorbent is the mixture of a kind of or two kinds of formation in molecular sieve, CNT, active carbon fibre peacekeeping active carbon.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012206170572U CN202983486U (en) | 2012-11-20 | 2012-11-20 | Integration purification device for processing complex industrial organic waste gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206170572U CN202983486U (en) | 2012-11-20 | 2012-11-20 | Integration purification device for processing complex industrial organic waste gas |
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| CN2012206170572U Expired - Lifetime CN202983486U (en) | 2012-11-20 | 2012-11-20 | Integration purification device for processing complex industrial organic waste gas |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941005A (en) * | 2012-11-20 | 2013-02-27 | 中国科学院广州地球化学研究所 | Integrated physical chemistry purification method for treating complex industry organic waste gas, device and application |
| CN103316586A (en) * | 2013-07-07 | 2013-09-25 | 合肥工业大学 | Device and method for purifying organic pollutants in gases |
| CN103537179A (en) * | 2013-10-25 | 2014-01-29 | 临安清云环保设备有限公司 | Method for removing exhaust gas through photocatalytic ozonation |
| CN104289070A (en) * | 2014-10-29 | 2015-01-21 | 榆林学院 | Molecular sieve device for wet removal of fine particles in soot |
| CN104923010A (en) * | 2015-05-11 | 2015-09-23 | 苏州瑞钰特自动化科技有限公司 | Environmental exhaust gas recovering and purifying system for industrial coating |
| CN105964093A (en) * | 2016-07-06 | 2016-09-28 | 无锡市昂益达机械有限公司 | Waste gas treatment device in electrolysis adsorption form |
| CN108837695A (en) * | 2018-07-11 | 2018-11-20 | 田康 | A kind of organic exhaust gas high-efficient treatment device |
| CN109529502A (en) * | 2018-11-02 | 2019-03-29 | 韩燕� | A kind of plastics granulation emission-control equipment |
| CN110953600A (en) * | 2019-12-16 | 2020-04-03 | 合肥杰通环境技术有限公司 | Temperature and pressure flow integrated machine for plasma photocatalysis treatment device for organic compounds |
| CN112062395A (en) * | 2020-08-27 | 2020-12-11 | 盐城工学院 | Industrial waste gas and wastewater photocatalytic oxidation treatment system and method |
-
2012
- 2012-11-20 CN CN2012206170572U patent/CN202983486U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941005A (en) * | 2012-11-20 | 2013-02-27 | 中国科学院广州地球化学研究所 | Integrated physical chemistry purification method for treating complex industry organic waste gas, device and application |
| CN102941005B (en) * | 2012-11-20 | 2014-11-26 | 中国科学院广州地球化学研究所 | Integrated physical chemistry purification method for treating complex industry organic waste gas, device and application |
| CN103316586A (en) * | 2013-07-07 | 2013-09-25 | 合肥工业大学 | Device and method for purifying organic pollutants in gases |
| CN103537179A (en) * | 2013-10-25 | 2014-01-29 | 临安清云环保设备有限公司 | Method for removing exhaust gas through photocatalytic ozonation |
| CN104289070B (en) * | 2014-10-29 | 2016-03-02 | 榆林学院 | A kind of wet method removes the molecular sieve device of fine particle in flue dust |
| CN104289070A (en) * | 2014-10-29 | 2015-01-21 | 榆林学院 | Molecular sieve device for wet removal of fine particles in soot |
| CN104923010A (en) * | 2015-05-11 | 2015-09-23 | 苏州瑞钰特自动化科技有限公司 | Environmental exhaust gas recovering and purifying system for industrial coating |
| CN104923010B (en) * | 2015-05-11 | 2016-08-17 | 苏州瑞钰特自动化科技有限公司 | A kind of industrial coating ambient exhaust gas recovering and purifying system |
| CN105964093A (en) * | 2016-07-06 | 2016-09-28 | 无锡市昂益达机械有限公司 | Waste gas treatment device in electrolysis adsorption form |
| CN108837695A (en) * | 2018-07-11 | 2018-11-20 | 田康 | A kind of organic exhaust gas high-efficient treatment device |
| CN109529502A (en) * | 2018-11-02 | 2019-03-29 | 韩燕� | A kind of plastics granulation emission-control equipment |
| CN109529502B (en) * | 2018-11-02 | 2021-04-09 | 永州市恒富塑胶制品有限公司 | Plastic granulation waste gas treatment device |
| CN110953600A (en) * | 2019-12-16 | 2020-04-03 | 合肥杰通环境技术有限公司 | Temperature and pressure flow integrated machine for plasma photocatalysis treatment device for organic compounds |
| CN110953600B (en) * | 2019-12-16 | 2020-10-09 | 合肥杰通环境技术有限公司 | Temperature and pressure flow integrated machine for plasma photocatalysis treatment device for organic compounds |
| CN112062395A (en) * | 2020-08-27 | 2020-12-11 | 盐城工学院 | Industrial waste gas and wastewater photocatalytic oxidation treatment system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |
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| CX01 | Expiry of patent term |