CN107631627A - VOCs treatment new technology - Google Patents
VOCs treatment new technology Download PDFInfo
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- CN107631627A CN107631627A CN201710707416.0A CN201710707416A CN107631627A CN 107631627 A CN107631627 A CN 107631627A CN 201710707416 A CN201710707416 A CN 201710707416A CN 107631627 A CN107631627 A CN 107631627A
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- new technology
- heat exchanger
- baking oven
- temperature
- heater
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses VOCs treatment new technology, including filter, regulating valve, heat exchanger, heater, reactor, cooler, aiutage and air-heater, the organic exhaust gas of baking oven discharge is after collection, pre-processed subsequently into filter, then heating enters reactor after reaching reaction temperature, during heating, adjusted valve is adjusted respectively, heat exchanger is exchanged heat, heater is heated, organic matter is converted into carbon dioxide and water in the presence of catalyst, reacted gas can be sent by air-heater discharges waste gas Hybrid Heating with baking oven or recovers energy to heat exchanger, additional-energy is not had in normal operation, and in low temperature, baking oven organic exhaust gas can be handled by VOCs low-temperature catalytic burnings technique.This technique can efficiently remove the organic compound in removing exhaust gas, and can rationally reclaim heat caused by organic compound combustion in waste gas, and be non-flaming combustion, while react liberated heat using organic matter, can effectively reduce energy consumption.
Description
Technical field
The present invention relates to a kind of field of the processing containing volatile organic compound from waste gas, more particularly to a kind of organic exhaust gas
New Process for Treatment.
Background technology
With the fast development of electronics industry, automobile industry, furniture industry, printing industry etc., baking oven produces work as it
An important ring, quantity rapidly increase in sequence, bring the discharge of baking organic exhaust gas also to increase year by year therewith, if do not entered to it
Surrounding enviroment can not only be polluted by the rational processing of row, and it is even more serious when can also influence the body of staff and be good for
Health.At present, baking oven discharge waste gas is most is collected using gas skirt, is delivered to eminence and is directly discharged, so causes different near discharge region
Taste stimulates, and discharges severe overweight, therefore discharging modes as using, and can not only solve the problems, such as existing, but also meeting
Cause to pollute increasingly severe.
The content of the invention
The technical problem to be solved in the present invention is：Overcome above mentioned problem, there is provided it is a kind of can efficiently go it is organic in removing exhaust gas
Compound, and can rationally reclaim the VOCs treatment new technology of heat caused by organic compound combustion in waste gas.
To achieve these goals, the technical solution adopted by the present invention is such：At the baking oven organic exhaust gas of the present invention
Manage new technology, including filter, regulating valve, heat exchanger, heater, reactor, cooler, aiutage and air-heater, baking oven row
The organic exhaust gas gone out pre-processes after collection subsequently into filter, and then heating enters reactor after reaching reaction temperature, rises
Wen Shi, adjusted valve is adjusted respectively, heat exchanger is exchanged heat, heater is heated, organic in the presence of catalyst
Thing is converted into carbon dioxide and water, and clean gas discharges through aiutage again after cooler cools down, and reacted gas can lead to
Cross air-heater to send with baking oven discharge waste gas Hybrid Heating or recover energy to heat exchanger, additional-energy is not had in normal operation, and
In low temperature, baking oven organic exhaust gas can be handled by VOCs low-temperature catalytic burnings technique.
Further, it is as a kind of specific method, its technological process of VOCs low-temperature catalytic burnings technique of the present invention
The waste gas of baking oven discharge is preprocessed and enters reactor after reaching reaction temperature, and catalyst combustion reaction general occurs in the reactor
Organic matter removal, reaction pressure are normal pressure.
Further, as a kind of specific method, reactor inlet temperatures of the present invention are 150 DEG C~300 DEG C, reaction
200~650 DEG C of device outlet temperature.
Further, as a kind of specific method, when reactor inlet temperatures of the present invention are 200 DEG C, reactor
Outlet temperature should be less than 600 DEG C.
Further, sack cleaner, drawer type mistake can be used as a kind of specific method, pretreatment of the present invention
Filter or fixed filter dedusting demisting.
Further, as a kind of specific method, the waste gas that baking oven of the present invention is discharged enters reaction after reaching reaction temperature
Device.
Further, as a kind of specific method, the reaction temperature of the present invention that reaches can be for baking oven discharge temperature
Reach reaction temperature or reaction temperature is reached using heat exchanger heat exchange or reaction temperature is reached using the direct Hybrid Heating of hot air circulation
Degree.
Further, reaction temperature has been reached as a kind of specific method, baking oven discharge temperature of the present invention, can be straight
It is reversed to answer, no longer set starting device.
Further, as a kind of specific method, heat exchanger of the present invention is shell-and-tube heat exchanger, welded plate type changes
Hot device, spiral heat exchanger or fin-tube heat exchanger.
Further, air blower is used as a kind of specific method, the direct Hybrid Heating of hot air circulation of the present invention
Or ventilation blower carries out air inducing.
Further, as a kind of specific method, present invention be characterized in that：Except reaching reaction described in claim 8
Outside temperature, system startup is carried out using electric heater or combustion heater.
Further, as a kind of specific method, present invention be characterized in that：Baking oven waste gas carries out catalyst combustion reaction
Afterwards, heat recovery is carried out.
Further, as a kind of specific method, present invention be characterized in that：Reclaim the side that heat uses heat exchanger heat exchange
Formula or by the way of hot air circulation directly mixes.
Compared with prior art, the advantage of the invention is that：This baking oven VOCs treatment new technology can efficiently remove useless
Organic compound in gas, and heat caused by organic compound combustion in waste gas can be rationally reclaimed, and be non-flaming combustion, while can
Liberated heat is reacted using organic matter, energy consumption can be effectively reduced, greatly reduce organic compound in waste gas in addition
Pollution, deeply develop for enterprise, open new way.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the process chart in embodiment 1；
Fig. 2 is the process chart in embodiment 2；
Fig. 3 is the process chart in embodiment 3.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
The preferred embodiment of baking oven VOCs treatment new technology of the present invention as shown in Figure 1, including filter, regulation
Valve, heat exchanger, heater, reactor, cooler, aiutage and air-heater, the organic exhaust gas of baking oven discharge is after collection, then
Pre-processed into filter, then heating, which reaches, enters reactor after reaction temperature, and during heating, adjusted valve is adjusted respectively
Section, heat exchanger is exchanged heat, heater is heated, and organic matter is converted into carbon dioxide and water in the presence of catalyst, clean
Net gas discharges through aiutage again after cooler cools down, and reacted gas can be sent by air-heater discharges waste gas with baking oven
Hybrid Heating is recovered energy to heat exchanger, and additional-energy is not had in normal operation, and in low temperature, it can be urged by VOCs low temperature
Change burning process to handle baking oven organic exhaust gas, its technological process of the VOCs low-temperature catalytic burnings technique is the useless of baking oven discharge
Gas is preprocessed and enters reactor after reaching reaction temperature, and catalyst combustion reaction occurs in the reactor by organic matter removal,
Reaction pressure is normal pressure, and the reactor inlet temperatures are 150 DEG C~300 DEG C, and 200~650 DEG C of reactor outlet temperature is described
Reactor inlet temperatures be 200 DEG C when, reactor outlet temperature should be less than 600 DEG C, and described pretreatment can use cloth bag
Deduster, drawer type filter or fixed filter dedusting demisting, the waste gas that baking oven is discharged enter instead after reaching reaction temperature
Device is answered, the described reaction temperature that reaches can be that baking oven discharge temperature has reached reaction temperature or reached reaction using heat exchanger heat exchange
Temperature reaches reaction temperature using the direct Hybrid Heating of hot air circulation, and described baking oven discharge temperature has reached reaction temperature,
It can directly react, no longer set starting device, described heat exchanger is shell-and-tube heat exchanger, welded plate type heat exchanger, spiral plate type
Heat exchanger or fin-tube heat exchanger, the direct Hybrid Heating of described hot air circulation carry out air inducing using air blower or ventilation blower,
Except described in claim 8 reach reaction temperature in addition to, system startup, baking oven waste gas are carried out using electric heater or combustion heater
After carrying out catalyst combustion reaction, heat recovery is carried out, recovery heat is straight by the way of heat exchanger heat exchange or using hot air circulation
Connect the mode of mixing.
Case 1：Waste gas is discharged by baking oven, 135 DEG C of temperature, into filter 1, is removed oil mist removing, is warming up to through heat exchanger 2
After 200 DEG C, reactor 4 is entered back into by heater 3 and reacted in the presence of catalyst, 225 DEG C of temperature after reaction, afterwards
Heat exchanger 2 is delivered to through circulating fan 7 and reclaims heat, then is cooled through cooler 5, is discharged by aiutage 6.Using this PROCESS FOR TREATMENT
Reactor workshop baking oven organic exhaust gas, heater 3 are only used for startup stage, in normal operation adding and closing down, organic matter is gone in waste gas
Except rate>96%.
Case 2：Waste gas is discharged by baking oven, 220 DEG C of EGT, and into filter 1, reaction is directly entered after removing oil mist removing
Device 2, reacts in the presence of catalyst, 246 DEG C of temperature after reaction, then cools through cooler 3, is discharged by aiutage 4.
Using this PROCESS FOR TREATMENT reactor workshop baking oven organic exhaust gas, organic removal rate in waste gas>98%.
Case 3：Waste gas is discharged by baking oven, 120 DEG C of EGT, into filter 1, is mixed after removing oil mist removing with circulation hot gas
Close, temperature reaches 160 DEG C, enters back into reactor 3 by heater 2, reacted in the presence of catalyst, temperature after reaction
230 DEG C, a part of hot gas send through circulating fan 6 and recovery heat is mixed with waste gas, and the clean gas of another part is through cooler 4
Cooling, is discharged by aiutage 5.Using this PROCESS FOR TREATMENT painting workshop baking oven organic exhaust gas, heater 2 is only used for starting rank
Section, in normal operation plus close down, organic removal rate in waste gas>95%.
The organic compound that the baking oven VOCs treatment new technology of the present invention can be efficiently gone in removing exhaust gas, and can rationally return
Heat caused by organic compound combustion in waste gas is received, and is non-flaming combustion, while liberated heat, energy are reacted using organic matter
Energy consumption is effectively reduced, greatly reduces the pollution of organic compound in waste gas in addition, is deeply developed for enterprise, is opened new
Approach.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (12)
- A kind of 1. baking oven VOCs treatment new technology, it is characterised in that：Including filter, regulating valve, heat exchanger, heater, Reactor, cooler, aiutage and air-heater, the organic exhaust gas of baking oven discharge pre-process after collection subsequently into filter, Then heating, which reaches, enters reactor after reaction temperature, during heating, adjusted valve is adjusted respectively, heat exchanger is exchanged heat, Heater is heated, and organic matter is converted into carbon dioxide and water in the presence of catalyst, and clean gas is cold through cooler But discharged again through aiutage after, reacted gas can be sent by air-heater discharges waste gas Hybrid Heating or to heat exchanger with baking oven Recover energy, additional-energy is not had in normal operation, and in low temperature, it can be dried by VOCs low-temperature catalytic burnings technique to handle Case organic exhaust gas.
- 2. VOCs treatment new technology according to claim 1, it is characterised in that：The VOCs low-temperature catalytic burnings Technique its technological process is that the waste gas of baking oven discharge is preprocessed and enter reactor after reaching reaction temperature, is sent out in the reactor For raw catalyst combustion reaction by organic matter removal, reaction pressure is normal pressure.
- 3. VOCs treatment new technology according to claim 1, it is characterised in that：The reactor inlet temperatures are 150 DEG C~300 DEG C, 200~650 DEG C of reactor outlet temperature.
- 4. VOCs treatment new technology according to claim 3, it is characterised in that：Described reactor inlet temperatures are At 200 DEG C, reactor outlet temperature should be less than 600 DEG C.
- 5. VOCs treatment new technology according to claim 1, it is characterised in that：Described pretreatment can use cloth bag Deduster, drawer type filter or fixed filter dedusting demisting.
- 6. VOCs treatment new technology according to claim 1, it is characterised in that：The waste gas of baking oven discharge reaches reaction Enter reactor after temperatureVOCs treatment new technology according to claim 6, it is characterised in that：The described reaction temperature that reaches can be to dry Case discharge temperature has been reached reaction temperature or has used heat exchanger heat exchange to reach reaction temperature or added using hot air circulation directly mixing Heat reaches reaction temperature.
- 7. VOCs treatment new technology according to claim 7, it is characterised in that：Described baking oven discharge temperature has reached To reaction temperature, it can directly react, no longer set starting device.
- 8. VOCs treatment new technology according to claim 1, it is characterised in that：Described heat exchanger changes for shell-and-tube Hot device, welded plate type heat exchanger, spiral heat exchanger or fin-tube heat exchanger.
- 9. VOCs treatment new technology according to claim 7, it is characterised in that：Described hot air circulation directly mixes Heating carries out air inducing using air blower or ventilation blower.
- 10. VOCs treatment new technology according to claim 1, it is characterised in that：Except reaching described in claim 8 Outside reaction temperature, system startup is carried out using electric heater or combustion heater.
- 11. VOCs treatment new technology according to claim 1, it is characterised in that：Baking oven waste gas carries out catalysis burning After reaction, heat recovery is carried out.
- 12. VOCs treatment new technology according to claim 12, it is characterised in that：Recovery heat is changed using heat exchanger Heat mode or by the way of hot air circulation directly mixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707416.0A CN107631627A (en) | 2017-08-17 | 2017-08-17 | VOCs treatment new technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707416.0A CN107631627A (en) | 2017-08-17 | 2017-08-17 | VOCs treatment new technology |
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| CN107631627A true CN107631627A (en) | 2018-01-26 |
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ID=61099668
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| CN201710707416.0A Pending CN107631627A (en) | 2017-08-17 | 2017-08-17 | VOCs treatment new technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108371876A (en) * | 2018-04-03 | 2018-08-07 | 青岛华世洁环保科技有限公司 | A kind of catalytic oxidizing equipment and method of efficient process VOCs organic exhaust gas |
| CN109529605A (en) * | 2018-11-12 | 2019-03-29 | 浙江中环瑞蓝科技发展有限公司 | A kind of system and method removing volatile organic gases |
| CN111495180A (en) * | 2020-04-26 | 2020-08-07 | 南京昊安科技工程有限公司 | Final-stage integrated intelligent treatment process for harmful waste gas |
| CN111617611A (en) * | 2020-06-16 | 2020-09-04 | 潘帅 | Energy-saving environment-friendly desulfurization, denitrification and dust removal device and treatment method |
| CN111672296A (en) * | 2020-06-17 | 2020-09-18 | 昆山亿政食品有限公司 | Efficient energy-saving flameless tail gas treatment device |
Citations (4)
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| CN103721510A (en) * | 2013-12-13 | 2014-04-16 | 江苏中科睿赛污染控制工程有限公司 | VOCs high-efficiency processing method |
| CN204723979U (en) * | 2015-05-12 | 2015-10-28 | 上海赜羽环保技术有限公司 | Acrylic acid catalyst house exhaust treating apparatus |
| CN204962801U (en) * | 2015-05-12 | 2016-01-13 | 上海赜羽环保技术有限公司 | Oven organic waste gas processing apparatus |
| CN106352359A (en) * | 2016-10-28 | 2017-01-25 | 昆山聚贝机械设计有限公司 | Catalytic combustion treatment device |
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2017
- 2017-08-17 CN CN201710707416.0A patent/CN107631627A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103721510A (en) * | 2013-12-13 | 2014-04-16 | 江苏中科睿赛污染控制工程有限公司 | VOCs high-efficiency processing method |
| CN204723979U (en) * | 2015-05-12 | 2015-10-28 | 上海赜羽环保技术有限公司 | Acrylic acid catalyst house exhaust treating apparatus |
| CN204962801U (en) * | 2015-05-12 | 2016-01-13 | 上海赜羽环保技术有限公司 | Oven organic waste gas processing apparatus |
| CN106352359A (en) * | 2016-10-28 | 2017-01-25 | 昆山聚贝机械设计有限公司 | Catalytic combustion treatment device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108371876A (en) * | 2018-04-03 | 2018-08-07 | 青岛华世洁环保科技有限公司 | A kind of catalytic oxidizing equipment and method of efficient process VOCs organic exhaust gas |
| CN108371876B (en) * | 2018-04-03 | 2024-03-22 | 青岛华世洁环保科技有限公司 | Catalytic oxidation device and method for efficiently treating VOCs organic waste gas |
| CN109529605A (en) * | 2018-11-12 | 2019-03-29 | 浙江中环瑞蓝科技发展有限公司 | A kind of system and method removing volatile organic gases |
| CN111495180A (en) * | 2020-04-26 | 2020-08-07 | 南京昊安科技工程有限公司 | Final-stage integrated intelligent treatment process for harmful waste gas |
| CN111495180B (en) * | 2020-04-26 | 2022-06-21 | 南京昊安科技工程有限公司 | Final-stage integrated intelligent treatment process for harmful waste gas |
| CN111617611A (en) * | 2020-06-16 | 2020-09-04 | 潘帅 | Energy-saving environment-friendly desulfurization, denitrification and dust removal device and treatment method |
| CN111672296A (en) * | 2020-06-17 | 2020-09-18 | 昆山亿政食品有限公司 | Efficient energy-saving flameless tail gas treatment device |
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Application publication date: 20180126 |