CN201776084U - Adsorption-catalysis incineration system for organic waste gas treatment - Google Patents
Adsorption-catalysis incineration system for organic waste gas treatment Download PDFInfo
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- CN201776084U CN201776084U CN2010205134194U CN201020513419U CN201776084U CN 201776084 U CN201776084 U CN 201776084U CN 2010205134194 U CN2010205134194 U CN 2010205134194U CN 201020513419 U CN201020513419 U CN 201020513419U CN 201776084 U CN201776084 U CN 201776084U
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Abstract
The utility model discloses an adsorption-catalysis incineration system for organic waste gas treatment, which comprises a pre-treatment filter communicated with and adsorbing organic waste gas, a main adsorption blower for discharging adsorbed waste gas, and a main fixed adsorption bed arranged between the pre-treatment filter and the main adsorption blower through a pipe for adsorbing waste gas. An exhaust pipe of the main adsorption blower is connected with a gas monitoring device, the gas monitoring device is electrically connected with a control device, the inlet of the main fixed adsorption bed is connected with a catalyzing bed by a pipe through the main adsorption blower, the outlet pipe of the catalyzing bed is connected to the outlet of the main fixed adsorption bed through a pipe, a temperature sensor electrically connected with the control device is arranged in the catalyzing bed, an auxiliary fixed adsorption bed is connected in parallel with the main fixed adsorption bed, and the auxiliary fixed adsorption bed and the main fixed adsorption bed perform adsorption and catalysis alternately. The utility model can efficiently ensure the treatment efficiency of the organic waste gas, replaces manual operation with automatic control, and efficiently improves production safety, equipment operation reliability and economical efficiency at the same time.
Description
Technical field
The utility model relates to a kind of exhaust gas treatment technology, especially relates to a kind of system that utilizes control absorption, catalytic way to make the absorption that organic waste gas treatment system is efficient more, low energy consumption moves-catalytic combustion processing organic exhaust gas.
Background technology
Along with development and national economy industrialization day by day, industrial production more and more causes the attention of countries in the world government to the pollution problem of environment.In many industrial circles such as machine-building, electronics, oil, chemical industry, rubber, paint, application, printing, the production of industrial goods and process have produced the waste gas (VOC that contains VOC in a large number
sWaste gas).The unprocessed atmosphere that enters of these waste gas can form photochemical pollution under certain condition, influences air quality, influences animal and plant growth and human beings'health.Some poisonous VOC
sWaste gas have disable, teratogenesis shape, carcinogenesis, long term exposure human body is wherein caused serious injury.
At present, in the organic exhaust gas treatment technology of Application and Development, absorption-Production by Catalytic Combustion Process more is applicable to the treatment of waste gas of big air quantity, low concentration in conjunction with the advantage of absorption and catalytic combustion, is a kind of technology of economical and efficient.But in its practical application, adsorption time, catalytic combustion temperature and residual neat recovering system are difficult to control, and equipment investment expense and operating cost are higher.Therefore, seek a kind of effective improving one's methods and seem very important.
The utility model adopts a kind of new type auto control system based on on-line monitoring, promptly be that the emission gases concentration after the absorption is carried out on-line monitoring, thereby in real time, effectively control the switching of absorption, desorption, guarantee organic removal efficient, the high efficiente callback utilization of waste heat.
Summary of the invention
At above problem, the utility model purpose is to provide a kind of effective assurance organic exhaust gas treatment effeciency, replace manually-operated by automation control, the absorption-catalytic combustion that effectively improves safe coefficient, equipment operational reliability and the economy of producing is simultaneously handled the system of organic exhaust gas.
The utility model is realized by following technical measures, a kind of absorption-catalytic combustion is handled the system of organic exhaust gas, comprise and be communicated with the pretreatment filters that sucks organic exhaust gas, discharge the main absorption blower fan of the waste gas after adsorbing and the main fixed adsorption bed that pipe is connected on responsible absorption waste gas between pretreatment filters and the main absorption blower fan, described main absorption blower fan blast pipe place is connected with gas monitor apparatus, this gas monitor apparatus is connected electrically on the control device, the inlet of main fixed adsorption bed is connected to catalytic bed by main desorption air blower tube, the outlet of catalytic bed is connected on the exit of main fixed adsorption bed, is provided with a temperature sensor that is electrically connected with control device in the catalytic bed; Described main fixed adsorption bed is parallel with an auxiliary fixed adsorption bed, and this auxiliary fixed adsorption bed and main fixed adsorption bed replace absorption or Catalytic processes.
Concrete, described main absorption fan parallel-connection has an auxiliary absorption blower fan and main desorption fan parallel-connection that one auxiliary desorption blower fan is arranged, this auxiliary absorption blower fan, auxiliary desorption blower fan can be simultaneously with main absorption blower fan, main desorption blower fan is worked or substitute the work of main absorption blower fan, main desorption blower fan.
Concrete, the inlet of described main fixed adsorption bed and auxiliary fixed adsorption bed and the inlet tube of catalytic bed are connected to the heating tube and the preheater of first spark arrester, heat exchanger, the outlet of described main fixed adsorption bed and auxiliary fixed adsorption bed and the outlet of catalytic bed also pipe are connected to the cooling pipe and the auxiliary heater of second spark arrester, heat exchanger, have a bypass duct to connect one between heat exchanger and the auxiliary heater and mend air-cooler.
Concrete, each outlet of coming in and going out pipe and mending air-cooler of each pipe of coming in and going out of described main fixed adsorption bed, auxiliary fixed adsorption bed all pipe is connected to the magnetic valve that is electrically connected with control device.
More specifically, between described pretreatment filters and main fixed adsorption bed and the auxiliary fixed adsorption bed also pipe be connected to an air distributor; There is a bypass duct that is in communication with the outside in described air distributor exit, and the switching of this bypass duct is by a solenoid control that is electrically connected with control device.
More specifically, between the outlet of described catalytic bed and second spark arrester also pipe be connected to three-way magnetic valve, the inlet tube of this three-way magnetic valve connects the outlet of catalytic bed, an outlet connects second spark arrester, another outlet meets the external world by the 3rd back-fire relief organ pipe, and described three-way magnetic valve is electrically connected control device.
The course of work of the present utility model is:
Adsorption process: main fixed adsorption bed is communicated with the magnetic valve of absorption blower fan and opens all the other closed electromagnetic valves.Organic exhaust gas enters exhaust treatment system by the absorption blower fan, and waste gas at first passes through preprocessor, removes coating cloud remaining in the waste gas, lacquer slag and dust etc., and then enters main fixed adsorption bed.Waste gas after absorption enters atmosphere by the absorption blower fan.
Desorption process: the organic exhaust gas concentration gases monitoring equipment of in the exhaust airduct, installing, when its numerical value reached a certain setting value, signal feedback was to control device, and control device sends instruction again and enters desorption process.During desorption, at first start magnetic valve, the control magnetic valve of benefit air-cooler and the magnetic valve that auxiliary fixed adsorption bed is communicated with the absorption blower fan that main fixed adsorption bed is communicated with catalytic bed, close the magnetic valve that main fixed adsorption bed is communicated with the absorption blower fan; Secondly, start the heater of catalytic bed, catalytic bed is carried out preheating,, start main desorption blower fan when catalytic bed temperature arrives one regularly; Once more,, desorption temperature is stabilized in about 120～150 ℃, the active carbon in the main fixed adsorption bed is carried out desorption by regulating each aperture of electromagnetic valve; At last, the high-concentration organic waste gas after concentrating desorption is sent into catalytic bed, is broken down into CO under the effect of catalyst
2And H
2O emits a large amount of heat simultaneously, and gas temperature is further raise.In addition, the high-temperature tail gas after the processing, by regulating the aperture of three-way magnetic valve, a part directly enters atmosphere, and another part mixes the laggard fixed adsorption bed of becoming owner of with fresh cold air, is used for the desorption active carbon.
Handoff procedure: behind main fixed adsorption bed desorption certain hour, stop main desorption blower fan, mend air-cooler, close the corresponding solenoid valve door simultaneously, make main fixed adsorption bed be in idle state.After treating auxiliary fixed adsorption bed absorption certain hour, control device automaticallyes switch and adsorbs and detachment status, so circulation.
Error protection: if the wherein any fault of absorption/desorption blower fan, the automatic expectation of system can an other absorption/desorption blower fan in the 15s.After temperature reached certain numerical value, control device automatic opening heater effectively guaranteed the security of operation of equipment, reduces energy consumption.After pressure reached certain numerical value, control device automatic opening relief valve effectively guaranteed the security of operation of equipment, reduced gas and leaked.
Advantage of the present utility model and beneficial effect are: based on the control device of on-line monitoring, can carry out on-line monitoring to the tail gas concentration after handling, monitoring pollutant treatment effect, and can to Environmental Protection Agency in real time, continuously, transmission of monitoring data exactly.Simultaneously, can monitor the running status of whole system, the safety of assurance equipment operation, and fully waste heat is recycled.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
Lacquer spraying waste gas to certain Furniture Factory has carried out the trial production test.
A kind of absorption-catalytic combustion is handled the system of lacquer spraying waste gas, comprise the pretreatment filters 1 and the air distributor 2 that are communicated with the lacquer spraying waste gas that sucks Furniture Factory, discharge the main absorption blower fan 3 and the auxiliary blower fan 4 that adsorbs of the parallel connection of the waste gas after adsorbing, and parallel transistor is connected on air distributor 2 and main absorption blower fan 3, be responsible for the main fixed adsorption bed 5 and the auxiliary fixed adsorption bed 6 of absorption lacquer spraying waste gas between the auxiliary absorption blower fan 4, described main absorption blower fan 3, the blast pipe place of auxiliary absorption blower fan 4 is connected with gas monitor apparatus 19, this gas monitor apparatus 19 is connected electrically on the control device 7, main fixed adsorption bed 5, the inlet of auxiliary fixed adsorption bed 6 is by first spark arrester 10, main desorption blower fan 11 and auxiliary desorption blower fan 12 in parallel, the heating tube of heat exchanger 13 and preheater 14 pipes are connected to catalytic bed 15, the outlet of catalytic bed 15 is by second spark arrester 16, the cooling pipe of heat exchanger 13 and auxiliary heater 8 pipes are connected on main fixed adsorption bed 5, the exit of auxiliary fixed adsorption bed 6, be provided with a temperature sensor 18 that is electrically connected with control device 7 in the catalytic bed 15, have a bypass duct to connect one between heat exchanger 13 and the auxiliary heater 8 and mend air-cooler 9; Wherein main fixed adsorption bed 5 each discrepancy pipe, auxiliary fixed adsorption bed 6 each outlet pipe of managing and mending air-coolers 9 of coming in and going out are connected to magnetic valve A2, A3, A5, A6, A4, A8, A7, A9 and the A10 that is electrically connected with control device 7; There is a bypass duct that is in communication with the outside in air distributor 2 exits, and the switching of this bypass duct is by a magnetic valve A1 control that is electrically connected with control device 7; Between the outlet of catalytic bed 15 and second spark arrester 16 also pipe be connected to the three-way magnetic valve A11 that is electrically connected with control device 7, the inlet tube of this three-way magnetic valve A11 connects the outlet of catalytic bed 15, this three-way magnetic valve A11 one outlet connects second spark arrester 16, and another outlet meets the external world by the 3rd spark arrester 17 pipes.
Its course of work is:
Adsorption process: magnetic valve A2, A5 that main fixed adsorption bed 5 is communicated with main absorption blower fan open all the other closed electromagnetic valves.Organic exhaust gas enters exhaust treatment system by main absorption blower fan 3, and waste gas at first passes through preprocessor 1, removes coating cloud remaining in the waste gas, lacquer slag and dust etc., and then enters main fixed adsorption bed 5, and the waste gas after absorption enters atmosphere by main absorption blower fan 3.
Desorption process: the lacquer spraying waste gas concentration monitor equipment of in the exhaust airduct, installing 19, when its numerical value reached a certain setting value, signal feedback was to control device 7, and control device 7 sends instruction again and enters desorption process; During desorption, at first start magnetic valve A3, A4, A6, A7, close magnetic valve A2, A5; Secondly, start the heater of catalytic bed 15, catalytic bed 15 is carried out preheating,, start main desorption blower fan 11 when catalytic bed 15 temperature arrive one regularly; Once more,, desorption temperature is stabilized in about 120～150 ℃, active carbon is carried out desorption by regulating the aperture of magnetic valve A4, A6, A10, A11; At last, the high-concentration organic waste gas after concentrating desorption is sent into catalytic bed 15, is broken down into CO under the effect of catalyst
2And H
2O emits a large amount of heat simultaneously, and gas temperature is further raise; In addition, the high-temperature tail gas after the processing, by regulating the aperture of three-way magnetic valve A11, a part directly enters atmosphere, and another part mixes the laggard fixed adsorption bed 5 of becoming owner of with fresh cold air, is used for the desorption active carbon.
Handoff procedure:
Behind main fixed adsorption bed 5 desorption certain hours, stop main desorption blower fan 3, mend air-cooler 9, close electromagnetic valve A3, A4, A6, A10 simultaneously,, make main fixed adsorption bed 5 be in idle state.After treating auxiliary fixed adsorption bed 6 absorption certain hours, control device 7 automaticallyes switch and adsorbs and detachment status, so circulation.
The above-mentioned absorption of process-catalytic combustion is handled the processing of the system of lacquer spraying waste gas, and the lacquer spraying waste gas treatment effect of Furniture Factory is good.At air inlet air quantity 1.39 * 10
5m
3/ h, exhaust gas concentration (TVOC) is 800mg/m
3About, the coating cloud particle diameter is between 20～200mm, and exhaust reaches secondary discharge standard among the GB16297-1996.Wherein, benzene≤12mg/m
3, toluene≤40mg/m
3, dimethylbenzene≤70mg/m
3
More than be that the system and the course of work thereof of the utility model absorption-catalytic combustion processing organic exhaust gas are set forth; be used for helping to understand the utility model; but embodiment of the present utility model is not restricted to the described embodiments; anyly do not deviate from the change done under the utility model principle, modification, substitute, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (6)
1. an absorption-catalytic combustion is handled the system of organic exhaust gas, comprise and be communicated with the pretreatment filters that sucks organic exhaust gas, discharge the main absorption blower fan of the waste gas after adsorbing and the main fixed adsorption bed that pipe is connected on responsible absorption waste gas between pretreatment filters and the main absorption blower fan, it is characterized in that: described main absorption blower fan blast pipe place is connected with gas monitor apparatus, this gas monitor apparatus is connected electrically on the control device, the inlet of main fixed adsorption bed is connected to catalytic bed by main desorption air blower tube, the outlet of catalytic bed is connected on the exit of main fixed adsorption bed, is provided with a temperature sensor that is electrically connected with control device in the catalytic bed; Described main fixed adsorption bed is parallel with an auxiliary fixed adsorption bed, and this auxiliary fixed adsorption bed and main fixed adsorption bed replace absorption or Catalytic processes.
2. absorption according to claim 1-catalytic combustion is handled the system of organic exhaust gas, it is characterized in that: described main absorption fan parallel-connection has an auxiliary absorption blower fan and main desorption fan parallel-connection that one auxiliary desorption blower fan is arranged, this auxiliary absorption blower fan, auxiliary desorption blower fan can be simultaneously with main absorption blower fan, main desorption blower fan is worked or substitute the work of main absorption blower fan, main desorption blower fan.
3. absorption according to claim 1 and 2-catalytic combustion is handled the system of organic exhaust gas, it is characterized in that: the inlet of described main fixed adsorption bed and auxiliary fixed adsorption bed and the inlet tube of catalytic bed are connected to the heating tube and the preheater of first spark arrester, heat exchanger, the outlet of described main fixed adsorption bed and auxiliary fixed adsorption bed and the outlet of catalytic bed also pipe are connected to the cooling pipe and the auxiliary heater of second spark arrester, heat exchanger, have a bypass duct to connect one between heat exchanger and the auxiliary heater and mend air-cooler.
4. the system of organic exhaust gas is handled in absorption according to claim 1 and 2-catalytic combustion, it is characterized in that: each outlet of coming in and going out pipe and mending air-cooler of each pipe of coming in and going out of described main fixed adsorption bed, auxiliary fixed adsorption bed all pipe is connected to the magnetic valve that is electrically connected with control device.
5. the system of organic exhaust gas is handled in absorption according to claim 1 and 2-catalytic combustion, it is characterized in that: between described pretreatment filters and main fixed adsorption bed and the auxiliary fixed adsorption bed also pipe be connected to an air distributor; There is a bypass duct that is in communication with the outside in described air distributor exit, and the switching of this bypass duct is by a solenoid control that is electrically connected with control device.
6. absorption according to claim 1 and 2-catalytic combustion is handled the system of organic exhaust gas, it is characterized in that: between the outlet of described catalytic bed and second spark arrester also pipe be connected to three-way magnetic valve, the inlet tube of this three-way magnetic valve connects the outlet of catalytic bed, one outlet connects second spark arrester, another outlet meets the external world by the 3rd back-fire relief organ pipe, and described three-way magnetic valve is electrically connected control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205134194U CN201776084U (en) | 2010-08-31 | 2010-08-31 | Adsorption-catalysis incineration system for organic waste gas treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205134194U CN201776084U (en) | 2010-08-31 | 2010-08-31 | Adsorption-catalysis incineration system for organic waste gas treatment |
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| Publication Number | Publication Date |
|---|---|
| CN201776084U true CN201776084U (en) | 2011-03-30 |
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|---|---|---|---|
| CN2010205134194U Expired - Lifetime CN201776084U (en) | 2010-08-31 | 2010-08-31 | Adsorption-catalysis incineration system for organic waste gas treatment |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972602A (en) * | 2010-08-31 | 2011-02-16 | 宇星科技发展(深圳)有限公司 | System for treating organic exhaust gas by adsorptive-catalytic combustion |
| CN102512902A (en) * | 2011-12-09 | 2012-06-27 | 青岛华世洁环保科技有限公司 | Method and device for purifying organic waste gas and utilizing residual heat in printing ink workshop |
| CN103505952A (en) * | 2013-09-18 | 2014-01-15 | 江苏兆年涂装科技有限公司 | Waste gas treatment system with heating recovery function |
| CN107051102A (en) * | 2017-01-20 | 2017-08-18 | 浙江赛鹭鑫仪器有限公司 | A kind of VOC on-line monitoring systems and governing system |
| CN108413420A (en) * | 2018-05-09 | 2018-08-17 | 东莞市中海明环保科技有限公司 | Integrated organic waste gas catalytic combustion device |
| CN108421369A (en) * | 2018-04-20 | 2018-08-21 | 成都鑫金臣节能环保科技有限公司 | The organic waste gas treatment device of mobile desorption catalyzing burning vehicle is set |
| CN108579327A (en) * | 2018-04-20 | 2018-09-28 | 成都鑫金臣节能环保科技有限公司 | The moveable organic waste gas treatment device of desorption catalyzing burner |
| CN109966856A (en) * | 2017-12-27 | 2019-07-05 | 震旦（中国）有限公司 | A kind of coating tail gas end-o f-pipe -control device |
| CN110694427A (en) * | 2019-09-30 | 2020-01-17 | 湖南省计量检测研究院 | Hydrogen separation equipment |
| CN110694428A (en) * | 2019-09-30 | 2020-01-17 | 湖南省计量检测研究院 | Working method of hydrogen separation equipment |
| CN112774394A (en) * | 2019-11-08 | 2021-05-11 | 中船海洋动力部件有限公司 | Movable VOCs treatment system for small-air-volume low-concentration waste gas workshop |
-
2010
- 2010-08-31 CN CN2010205134194U patent/CN201776084U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972602A (en) * | 2010-08-31 | 2011-02-16 | 宇星科技发展(深圳)有限公司 | System for treating organic exhaust gas by adsorptive-catalytic combustion |
| CN101972602B (en) * | 2010-08-31 | 2013-06-19 | 宇星科技发展(深圳)有限公司 | System for treating organic exhaust gas by adsorptive-catalytic combustion |
| CN102512902A (en) * | 2011-12-09 | 2012-06-27 | 青岛华世洁环保科技有限公司 | Method and device for purifying organic waste gas and utilizing residual heat in printing ink workshop |
| CN102512902B (en) * | 2011-12-09 | 2014-05-14 | 青岛华世洁环保科技有限公司 | Method and device for purifying organic waste gas and utilizing residual heat in printing ink workshop |
| CN103505952A (en) * | 2013-09-18 | 2014-01-15 | 江苏兆年涂装科技有限公司 | Waste gas treatment system with heating recovery function |
| CN103505952B (en) * | 2013-09-18 | 2015-10-28 | 江苏兆年涂装科技有限公司 | There is the exhaust treatment system of heating recovery function |
| CN107051102A (en) * | 2017-01-20 | 2017-08-18 | 浙江赛鹭鑫仪器有限公司 | A kind of VOC on-line monitoring systems and governing system |
| CN109966856A (en) * | 2017-12-27 | 2019-07-05 | 震旦（中国）有限公司 | A kind of coating tail gas end-o f-pipe -control device |
| CN108421369A (en) * | 2018-04-20 | 2018-08-21 | 成都鑫金臣节能环保科技有限公司 | The organic waste gas treatment device of mobile desorption catalyzing burning vehicle is set |
| CN108579327A (en) * | 2018-04-20 | 2018-09-28 | 成都鑫金臣节能环保科技有限公司 | The moveable organic waste gas treatment device of desorption catalyzing burner |
| CN108413420A (en) * | 2018-05-09 | 2018-08-17 | 东莞市中海明环保科技有限公司 | Integrated organic waste gas catalytic combustion device |
| CN110694427A (en) * | 2019-09-30 | 2020-01-17 | 湖南省计量检测研究院 | Hydrogen separation equipment |
| CN110694428A (en) * | 2019-09-30 | 2020-01-17 | 湖南省计量检测研究院 | Working method of hydrogen separation equipment |
| CN110694427B (en) * | 2019-09-30 | 2020-06-23 | 湖南省计量检测研究院 | Hydrogen separation equipment |
| CN112774394A (en) * | 2019-11-08 | 2021-05-11 | 中船海洋动力部件有限公司 | Movable VOCs treatment system for small-air-volume low-concentration waste gas workshop |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110330 Effective date of abandoning: 20130619 |
|
| RGAV | Abandon patent right to avoid regrant |