CN202105577U - Organic waste gas treatment device - Google Patents
Organic waste gas treatment device Download PDFInfo
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- CN202105577U CN202105577U CN2011201800129U CN201120180012U CN202105577U CN 202105577 U CN202105577 U CN 202105577U CN 2011201800129 U CN2011201800129 U CN 2011201800129U CN 201120180012 U CN201120180012 U CN 201120180012U CN 202105577 U CN202105577 U CN 202105577U
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- China
- Prior art keywords
- waste gas
- organic waste
- treatment device
- gas treatment
- plasma
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- 239000007789 gas Substances 0.000 title claims abstract description 35
- 239000010815 organic waste Substances 0.000 title claims abstract description 19
- 230000003197 catalytic effect Effects 0.000 claims abstract description 21
- 239000002912 waste gas Substances 0.000 claims abstract description 19
- 230000015556 catabolic process Effects 0.000 claims abstract description 10
- 238000006731 degradation reaction Methods 0.000 claims abstract description 10
- 230000001590 oxidative effect Effects 0.000 claims description 24
- 239000004922 lacquer Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 13
- 239000007800 oxidant agent Substances 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 4
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- 238000000354 decomposition reaction Methods 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 abstract description 7
- 238000007254 oxidation reaction Methods 0.000 abstract description 7
- 238000000746 purification Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007592 spray painting technique Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 150000003254 radicals Chemical class 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 238000007084 catalytic combustion reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000005281 excited state Effects 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 206010037211 Psychomotor hyperactivity Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010504 bond cleavage reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007348 radical reaction Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The utility model relates to an organic waste gas treatment device which comprises a spray painting waste gas delivery pipe. The organic waste gas treatment device is characterized in that the spray painting waste gas delivery pipe is communicated with a gas inlet pipe of a pretreatment device, spray painting waste gas filtered by the pretreatment device is sequentially let into a catalytic oxidation device and a plasma degradation device for purification treatment, and an exhaust fan communicated with the atmosphere is arranged on an exhaust pipe of the plasma degradation device. The organic waste gas treatment device can sufficiently absorb organic waste gas, and has the advantages of high safety and reliability, simplicity in operation, low running cost and high treatment efficiency.
Description
Technical field
The utility model relates to a kind of organic waste gas treatment device.
Background technology
Organic exhaust gas is administered, and is meant the multiple technologies measure of using, and reduces oil loss, minimizing consumption of organic solvent or exhaust gas purification to eliminate Organic Waste Gas Pollution through different approaches.Organic Waste Gas Pollution source distribution is extensive.For preventing to pollute, except that reducing oil loss, reducing consumption of organic solvent with the generation and discharging that reduce organic exhaust gas, exhaust gas purification is present practicable governance way.
Method commonly used has absorption method, absorption process, Production by Catalytic Combustion Process, flame combustion method etc.When selecting purification method for use, should be as the case may be by the county select that expense is low for use, power consumption less, the method for non-secondary pollution, accomplish to turn harm into good as far as possible, fully recycle composition and waste heat.In most cases, petrochemical industry is high because of exhaust concentration, adopts condensation, absorption, direct method such as burning; Industry such as coating application, printing is low because of exhaust concentration, adopts methods such as absorption, catalytic combustion.
Low temperature plasma catalytic oxidation combination process is the purification techniques with advanced international level according to big flow, the original creation of middle low-concentration organic exhaust gas characteristics.Its core is the plasma that at first produces high concentration with low-temperature plasma generator; The living radical that includes a large amount of high energy electrons, ion, excited state molecule in the plasma and have strong oxidizing property; The energy of these active particles is higher than the bond energy of gas molecule, and they frequent collision take place and combine with emission molecule, under electric field action; Emission molecule is in excitation state; The energy that obtains when emission molecule is during greater than the binding energy of its molecular bond energy, and the molecular scission of emission molecule directly resolves into the simple substance atom or by the innocuous gas molecule of single atomic building; Produced simultaneously a large amount of OH, HO
2, O isoreactivity free radical and the extremely strong O of oxidisability
3, can with pernicious gas molecule generation chemical reaction, generate harmless product at last; And in the process that produces plasma, the moment high-energy that high-frequency discharge produced just can be opened the chemical bond of some pernicious gas molecule, makes it to be decomposed into simple substance atom or harmless molecule.Utilize the effect of catalytic oxidation again, remove and in the plasma electric field, decompose the little molecule pernicious gas that generates, thereby reach the comparatively satisfied comprehensive purifying effect of waste gas.
Summary of the invention
The purpose of the utility model is to provide this organic waste gas treatment device of a kind of organic waste gas treatment device can fully adsorb organic exhaust gas, and is safe and reliable, simple to operate, operating cost is low, governance efficiency is high.
The utility model is characterised in that: a kind of organic waste gas treatment device; Comprise the lacquer spraying waste gas appendix; It is characterized in that: said lacquer spraying waste gas appendix is connected with the air inlet pipe of pretreatment unit; Lacquer spraying waste gas after pretreatment unit filters is passed in proper order in catalytic oxidizing equipment and the plasma degradation device and carries out purified treatment, and the blast pipe of said plasma decomposition apparatus is provided with the discharging blower fan that leads to atmosphere.
Above-mentioned pretreatment unit comprises an airtight casing; Be provided with the cylindricality filter bag that several are processed by NACF in the said casing; Being provided with in the said catalytic oxidizing equipment with the rare earth is the catalytic oxidant of carrier, and the frequency conversion centrifugal blower of the plasma power supply of said plasma degradation device and discharging blower fan is opened and closed by the control circuit control that is positioned at electric cabinet.
The advantage of the utility model: the one, simple in structure, compact, the operation troubles rate is low, and stable and reliable operation and expense are low, help reducing the fund input of enterprise, improve economic benefit of enterprises; The 2nd, the utility model can be with the organic exhaust gas of low concentration through active carbon with its organic exhaust gas that is condensed into high concentration, be convenient to thoroughly purify through subsequent techniques such as catalytic combustions.
Description of drawings
Fig. 1 is the organigram of the utility model embodiment.
Fig. 2 is the lacquer spraying waste gas processing technological flow figure of the utility model embodiment.
Among the figure: 1-lacquer spraying waste gas appendix, 2-pretreatment unit, 3-catalytic oxidizing equipment, 4-plasma degradation device, 5-discharging blower fan, 6-cylindricality filter bag, 7-electric cabinet.
The specific embodiment
The organic waste gas treatment device that the utility model is provided below in conjunction with accompanying drawing and concrete embodiment is done and is specified.
The organic waste gas treatment device of the utility model; Comprise the lacquer spraying waste gas appendix; It is characterized in that: said lacquer spraying waste gas appendix 1 is connected with the air inlet pipe of pretreatment unit 2; Lacquer spraying waste gas after pretreatment unit 2 filters is passed in proper order in catalytic oxidizing equipment 3 and the plasma degradation device 4 and carries out purified treatment, and the blast pipe of said plasma decomposition apparatus 4 is provided with the discharging blower fan 5 that leads to atmosphere.
Above-mentioned pretreatment unit comprises an airtight casing; Be provided with the cylindricality filter bag 6 that several are processed by NACF in the said casing; Being provided with in the said catalytic oxidizing equipment with the rare earth is the catalytic oxidant of carrier, and the frequency conversion centrifugal blower of the plasma power supply of said plasma degradation device and discharging blower fan is opened and closed by the control circuit control that is positioned at electric cabinet 7.
The description of the process of the utility model:
(1), pretreatment unit
In this programme, adopt the NACF filter bag to hold back most dust, coating cloud, aerosol and other all large particulate matter to the preliminary treatment of lacquer spraying waste gas.
NACF is a kind of more novel high-efficiency adsorbent; Its range of micropores is at 0.5～1.4mm; Specific area is big; Various inorganic and organic gas are had the bigger adsorbance and the rate of adsorption faster, and its adsorption capacity is higher 5～10 times than general active carbon, to collect the above colloidal sol organic exhaust gas of 5 m.
Adopting the NACF new material to process 12 cylindricality bags in this programme is one group absorption absorption plant.
(2), catalytic oxidizing equipment
In catalytic oxidizing equipment, what select for use in this programme is the catalytic oxidant of introducing from Canadian CIRCUL-AIRE with efficiently catalyzing and oxidizing ability, through oxidation and suction-operated, further purifies lacquer spraying waste gas.This catalytic oxidant is carrier with the rare earth, floods a certain proportion of high-efficient oxidant simultaneously, and the synthetic diameter of technology of emulating the advanced through section is 2～4mm graininess catalytic oxidant.
At first, this catalytic oxidant micropore is many, and adsorptivity is strong, has very big specific area, about 800～1200M
2/ g, so life cycle is long, is generally to change once in 1 year; Secondly, oxidisability is strong, and the about micropore of graininess oxidant has all flooded high-efficient oxidant, and oxidisability is strong especially; Moreover diameter 2～4mm graininess catalytic oxidant dress mould is in the chest of V-shape, and windage is little, and oxidation is even, changes easily.
Catalytic oxidation mechanism essence is redox mechanism, is carbon dioxide through getting betatopic chemical mode with the oxidation operation in the pollutant, is carbon dioxide and water with the peculiar smell redox in the waste gas.
Advantages such as this catalytic oxidant has efficiently, safety, replacing convenience, non-secondary pollution.
(3), plasma degradation device
The low temperature plasma cleaning principle: corona discharge pulse and dielectric barrier discharge are two kinds of purification techniques aspect the gaseous contaminant purification.Exist a lot of electronics, ion, active group and excited state molecule etc. that high chemically active particle is arranged in the plasma, make a lot of needs very overactivity can chemical reaction can take place, the pollutant that makes conventional method be difficult to dispel is able to transform or decomposes.For the organic and oxidative degradation mechanism of peculiar smell foul waste gas in plasma, reaction mainly contains following process:
1. strong oxidizing property free radical O, OH, HO under the effect of high energy electron
2Deng generation;
2. organic molecule receives high energy electron collision, is excited and atomic bond breaks to form fragment group or atom;
3. O, OH, HO
2With a series of radical reactions such as excited atom organic molecule, broken molecular radical, free radicals, organic molecule is degraded to innocuous substances such as carbon dioxide and water the most at last.
The utility model does not limit to above-mentioned preferred forms, and anyone can draw other various forms of organic waste gas treatment devices under the enlightenment of the utility model.All equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model.
Claims (4)
1. organic waste gas treatment device; Comprise the lacquer spraying waste gas appendix; It is characterized in that: said lacquer spraying waste gas appendix is connected with the air inlet pipe of pretreatment unit; Lacquer spraying waste gas after pretreatment unit filters is passed in proper order in catalytic oxidizing equipment and the plasma degradation device and carries out purified treatment, and the blast pipe of said plasma decomposition apparatus is provided with the discharging blower fan that leads to atmosphere.
2. organic waste gas treatment device according to claim 1 is characterized in that: said pretreatment unit comprises an airtight casing, is provided with the cylindricality filter bag that several are processed by NACF in the said casing.
3. organic waste gas treatment device according to claim 1 is characterized in that: being provided with in the said catalytic oxidizing equipment with the rare earth is the catalytic oxidant of carrier.
4. organic waste gas treatment device according to claim 1 is characterized in that: the frequency conversion centrifugal blower of the plasma power supply of said plasma degradation device and discharging blower fan is opened and closed by the control circuit control that is positioned at electric cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201800129U CN202105577U (en) | 2011-05-30 | 2011-05-30 | Organic waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201800129U CN202105577U (en) | 2011-05-30 | 2011-05-30 | Organic waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202105577U true CN202105577U (en) | 2012-01-11 |
Family
ID=45431026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201800129U Expired - Fee Related CN202105577U (en) | 2011-05-30 | 2011-05-30 | Organic waste gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202105577U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357255A (en) * | 2012-04-10 | 2013-10-23 | 杭州中兵环保有限公司 | Device and method for organic waste gas by oxidizing and cracking |
| CN104436946A (en) * | 2014-10-27 | 2015-03-25 | 盐城工学院 | Environment-friendly processing system for coating workshop |
| CN110280131A (en) * | 2019-07-11 | 2019-09-27 | 宁夏格瑞精细化工有限公司 | The processing method of VOCs in the net serial herbicide tail gas of sym-trinitrobenzene |
-
2011
- 2011-05-30 CN CN2011201800129U patent/CN202105577U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357255A (en) * | 2012-04-10 | 2013-10-23 | 杭州中兵环保有限公司 | Device and method for organic waste gas by oxidizing and cracking |
| CN103357255B (en) * | 2012-04-10 | 2015-05-13 | 杭州中兵环保股份有限公司 | Device and method for organic waste gas by oxidizing and cracking |
| CN104436946A (en) * | 2014-10-27 | 2015-03-25 | 盐城工学院 | Environment-friendly processing system for coating workshop |
| CN110280131A (en) * | 2019-07-11 | 2019-09-27 | 宁夏格瑞精细化工有限公司 | The processing method of VOCs in the net serial herbicide tail gas of sym-trinitrobenzene |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHISHI JIAOYANG ENERGY SAVING + ENVIRONMENTAL PROT Free format text: FORMER OWNER: WU MEIMEI Effective date: 20120525 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120525 Address after: 362700, Fujian, Quanzhou, Shishi Lake Road, cross-strait science and technology incubation base Patentee after: Shishi Jiaoyang Energy-Saving Environmental Protection Technology Co., Ltd. Address before: 362700, Fujian, Quanzhou, Shishi Lake Road, cross-strait science and technology incubation base Patentee before: Wu Meimei |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20170530 |