CN107983031A - Organic exhaust gas recycling and processing device - Google Patents
Organic exhaust gas recycling and processing device Download PDFInfo
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- CN107983031A CN107983031A CN201711452564.9A CN201711452564A CN107983031A CN 107983031 A CN107983031 A CN 107983031A CN 201711452564 A CN201711452564 A CN 201711452564A CN 107983031 A CN107983031 A CN 107983031A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7027—Aromatic hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
- B01D2259/40028—Depressurization
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
A kind of organic exhaust gas recycling and processing device, including filter, cooler, vacuum pump, absorption valve, desorption valve, suction/desorption tank, exhaust blower and PLC control system；Solvent exhaust gas is sent into recovery system air collecting box through collecting, after filter and cooler pretreatment, pumped again by centrifugal high pressure fan into being adsorbed in suction/desorption tank, the tail gas that emission request is reached after absorption drains into air by suction/desorption tank top floss hole by exhaust blower；Absorption after a certain period of time, when suction/desorption tank top will penetrate, system automatic start vacuum pump carries out suction desorption, is regenerated activated carbon, adsorb and be desorbed by PLC control system control absorption valve be desorbed valve be automatically performed；Then vacuum pumped high concentration solvent exhaust gas, passes sequentially through three-level condensation unit and is handled, then dissolve into liquid and recycled by solvent tank.The device can improve the treatment effect of organic exhaust gas recycling and processing device, reduce operating cost.
Description
Technical field
The invention belongs to exhaust-gas treatment field, and in particular to a kind of organic exhaust gas recycling and processing device.
Background technology
Benzene homologues can produce substantial amounts of evaporating loss in glue production line, and the steam for evaporating generation is directly discharged to air
In, mass energy can be caused to waste while can also be caused to poison to human body；On the other hand, after flammable escaping gas is formed not
But there is serious security risk, and photochemical fog can be formed under ultraviolet irradiation, cause environmental pollution.
According to gluing production technology, its harmful exhaust discharged is concentrated mainly on glue production line, the master of exhaust gas discharge
It is toluene or dimethylbenzene, wherein 110.6 DEG C of toluene boiling point to want component, -95 DEG C of molten point, density 0.8667, explosion limit 1.2~
7.0%, it is not soluble in water, it is dissolved in a variety of organic solvents；Toluene has certain toxicity, its steam has human skin, mucous membrane stimulation to make
With, while Central nervous system has anesthetic effect, long term can influence hepatic and renal function.Dimethylbenzene is a kind of water white transparency liquid
Body, there is the smell of similar toluene.144.4 DEG C of boiling point, -25.5 DEG C of fusing point, with respect to the density 0.88 of water, explosion limit 1.0~
7.0%, it is not soluble in water, it is miscible in a variety of organic solvents；Dimethylbenzene has a moderate toxicity, its steam except infringement human body mucous membrane,
Outside respiratory tract, excited, anesthetic effect is also presented.
Benzene class volatility is low, therefore the discharge gas organic component concentration during gluing is relatively low, to adapt to organic waste
The development trend of the gas comprehensive regulation, it is necessary to develop the Processing tecchnics for adapting to low concentration VOCs gas characteristics, meet it is increasingly tight
On the premise of the discharge standard of lattice, the operation energy consumption of processing unit is reduced, improves the reliability of device.
The processing method of organic exhaust gas mainly has absorption process, active carbon adsorption, combustion method, condensation method, low-temperature plasma
Method and photocatalytic method.But selection, processing gas concentration, cost, treatment effect from absorbent etc. consider, applied to gluing
The environment protection treating of the exhaust gas of production line, above method have certain limitation when being used alone.Various processing methods it is reasonable
Change and combine, deficiency existing for single treatment method can be made up, preferably meet the processing requirement of glue production line exhaust gas.
The content of the invention
The characteristics of it is an object of the invention to for glue production line exhaust gas, adsorbed using micro-positive pressure, negative pressure parsing（It is de-
It is attached）The operation process recycled with reference to deep cooling, favourable absorption and desorption conditions are built for activated carbon, so as to improve organic exhaust gas recycling
The treatment effect of processing unit, reduces operating cost.The deficiency that existing treatment technology is used alone is made up, concrete technical scheme is such as
Under：
A kind of organic exhaust gas recycling and processing device, including filter 1, cooler 2, vacuum pump 3, absorption valve 4, desorption valve 5,
Suction/desorption tank 7, exhaust blower 8 and PLC control system 9；Solvent exhaust gas is sent into recovery system air collecting box through collecting, and passes through filter 1
After being pre-processed with cooler 2, then pump to enter in suction/desorption tank 7 equipped with activated carbon by centrifugal high pressure fan and adsorbed, inhale
The attached tail gas for reaching emission request drains into air by 7 top discharge mouth of suction/desorption tank by exhaust blower 8；Adsorb certain time
Afterwards, when the top of suction/desorption tank 7 will penetrate, system automatic start vacuum pump 3 carries out suction desorption, activated carbon is obtained again
Raw, absorption and desorption are automatically performed by the control of PLC control system 9 absorption valve 4 and desorption valve 5；Then vacuum pump 3 is extracted out
High concentration solvent exhaust gas, passes sequentially through three-level condensation unit and is handled, liquid is then dissolved into by way of hot gas defrosting
Recycled by solvent tank.
Further, respectively it is equipped with the switching of two plate heat exchangers 10 for three-level condensation unit to use, two board-like to change
Pipeline switching between hot device 10 is realized by cooling line switching valve 11.
Further, the suction/desorption tank 7 includes at least two tanks, and adsorption and desorption alternately, moves in circles, to ensure
The continuous recycling of solvent exhaust gas.
Further, the organic exhaust gas recycling and processing device further includes thermocouple 6, the suction/7 active carbon bed of desorption tank
Equipped with temperature measuring point, thermometric is carried out in temperature measuring point by thermocouple 6, to ensure that recycling and processing device is safe for operation.
Further, the organic exhaust gas recycling and processing device also installs centrifugal blower motor inverter additional, with useless according to difference
Gas discharge capacity carries out frequency modulation speed change.
Further, the organic exhaust gas is toluene or dimethylbenzene.
Further, the high-concentration waste gas that vacuum pump 3 is extracted out enters the board-like of level-one condensation unit after gas-liquid separator
Heat exchanger 10, is cooled to 0 DEG C or so by room temperature herein while separates out part toluene or dimethylbenzene, and then exhaust gas enters two level
Unit is condensed, is further cooled upon -30 DEG C, three-level condensation unit is subsequently entered, is cooled to -70 DEG C, at this time first in exhaust gas
The concentration of benzene or dimethylbenzene is less than 20mg/m3, reach discharge standard..
Further, the organic exhaust gas recycling and processing device sets solvent exhaust gas filter screen crushing monitoring function, works as filtering
When net causes the difference change of solvent exhaust gas pressure because blocking or rupturing, system sends alarm automatically.
Further, VOCs on-line detectors are set in the certain altitude of exhaust blower 8, sampler, institute is installed in detection mouth
The gaseous sample of acquirement enters VOCs on-line detectors and carries out monitoring VOCs concentration in real time, so that exhaust-gas treatment effect is monitored, and
Shi Gaijin exhaust-gas treatment measures.
The beneficial effect of the application：
1st, the solvent properties according to used in user, i.e. chemical property are stable, do not polymerize.It is very suitable for using coal-based granular activated carbon
These solvent Volatile Gas adsorption desorption occasion repeatedly, desorption performance is very good, and natural heatproof is up to 450 DEG C, is both effective to ensure that
The regeneration effect of system, and the frequency for hot spot occur is greatly reduced, the maximum security with commercial Application.
2nd, according to activated carbon adsorption characteristic, adsorbed using micro-positive pressure, negative pressure parsing（Desorption）The operation recycled with reference to deep cooling
Technique, builds favourable absorption and desorption conditions for activated carbon, so as to improve the treatment effect of organic exhaust gas recycling and processing device, drops
Low operating cost.
3rd, whole recycling and processing device operational process carries out intelligent control, all temperature, pressure, stream by PLC control system
The parameters such as amount carry out real time monitoring, and provide real-time tendency and historical trend query function；Device produces in the process of running
Alarm and operation information storage, for the various production and operation failures of supervision and management.
Brief description of the drawings
1. Fig. 1 is organic exhaust gas recycling and processing device structure diagram.
In figure：Filter 1；Cooler 2；Vacuum pump 3；Adsorb valve 4；It is desorbed valve 5；Thermocouple 6；Suction/desorption tank 7；
Exhaust blower 8；PLC control system 9；Plate heat exchanger 10；Cooling line switching valve 11.
Embodiment
The organic exhaust gas recycling and processing device and its technique for the present invention that the present invention will be further described below in conjunction with the accompanying drawings
Flow.
Solvent properties according to used in user, i.e. chemical property are stable, do not polymerize.It is very suitable using coal-based granular activated carbon
These solvent Volatile Gas adsorption desorption occasion repeatedly is closed, desorption performance is very good, and natural heatproof is up to 450 DEG C, can effectively protect
The regeneration effect of card system, and the frequency for hot spot occur is greatly reduced, the maximum security with commercial Application.According to activity
Charcoal characterization of adsorption, is adsorbed using micro-positive pressure, negative pressure parsing（Desorption）The operation process recycled with reference to deep cooling, being built for activated carbon has
Profit absorption and desorption conditions, so as to improve the treatment effect of organic exhaust gas recycling and processing device, reduce operating cost.
This patent provides a kind of organic exhaust gas recycling and processing device, including filter 1, cooler 2, vacuum pump 3, absorption valve
Door 4, desorption valve 5, thermocouple 6, suction/desorption tank 7, exhaust blower 8 and PLC control system 9；Solvent exhaust gas is sent into recycling through collecting
System air collecting box, after being pre-processed by filter 1 and cooler 2, then is pumped by centrifugal high pressure fan and entered equipped with activated carbon
Adsorbed in suction/desorption tank 7, the tail gas that emission request is reached after absorption passes through exhaust blower by 7 top discharge mouth of suction/desorption tank
8 drain into air；After a certain period of time, when the top of suction/desorption tank 7 will penetrate, system automatic start vacuum pump 3 is taken out for absorption
Adsorption desorption, is regenerated activated carbon, adsorb and be desorbed by PLC control system 9 control absorption valve 4 and desorption valve 5 from
It is dynamic to complete；Then vacuum pump 3 extracts high concentration solvent exhaust gas out, passes sequentially through three-level condensation unit and is handled, then passes through heat
Toluene or dimethylbenzene are dissolved into liquid and are recycled by solvent tank by the mode of gas defrosting；Respectively it is equipped with for three-level condensation unit
Two switchings of plate heat exchanger 10 use, and the pipeline switching between two plate heat exchangers 10 is real by cooling line switching valve 11
It is existing.
The suction/desorption tank 7 includes at least two tanks, and adsorption and desorption alternately, moves in circles, to ensure that solvent gives up
The continuous recycling of gas.Suction/7 active carbon bed of desorption tank is equipped with temperature measuring point, thermometric is carried out in temperature measuring point by thermocouple 6, with true
It is safe for operation to protect recycling and processing device.One of tank is used to be desorbed and regenerate, and other tanks are in parallel to be used to adsorb.After desorption and regeneration
Automatic switchover replaces the longest tank of adsorption tanks adsorption time, and the longest tank of adsorption time is switched to desorption and regeneration, switches
Desorption tank to absorption is concatenated into behind the shortest adsorption tanks of adsorption time first, has just been desorbed using the tail gas drying of the tank
Remaining moisture content above activated carbon, the tank after drying are in parallel with other adsorption tanks again.Adsorption tanks include activated carbon adsorption layer, profit
The adsorption capacity of toluene or dimethylbenzene is adsorbed with activated carbon, the purification gas organic solvent content adsorbed reaches discharge
Standard requirement is directly discharged in air；The preferred two or more of adsorption tanks for absorption, because being come by the switching of desorption tank, institute
Different with the time of each adsorption tanks absorbing organic solvent, it is poor to reach the time existence time of saturation, first reaches the suction of saturation
Attached tank first switches to desorption tank, another desorption tank is switched to adsorption tanks after above-mentioned concatenation drying and other adsorption tanks again
Parallel connection is adsorbed together, and the mutual switching adsorbed and be desorbed all is to control absorption valve 4 and desorption valve 5 by PLC control system 9
It is automatically performed, ensures the continuity of system operation.
Specific organic gas withdrawal processing technique flow is described in detail as follows：
Production line emits solvent exhaust gas and is sent into recovery system air collecting box through collecting, and is located in advance by filter 1 and cooler 2
Reason, the exhaust gas temperature come out from cooler 2 is down to 40~45 DEG C, then is pumped and entered equipped with activated carbon by centrifugal high pressure fan
In suction/desorption tank 7.In order to reach energy saving of system, centrifugal blower motor inverter can be installed additional, with according to different discharge amount of exhaust gas into
Row frequency modulation speed change.Solvent exhaust gas is tightly held by activated carbon in hole when passing through active carbon layer, and air then passes through layer of charcoal.Reach
The tail gas of emission request drains into air by 7 top discharge mouth of suction/desorption tank by exhaust blower.Certain time is adsorbed, when suction/desorption
When the top of tank 7 will penetrate, system automatic start vacuum pump 3 carries out suction desorption, is regenerated activated carbon, and vacuum pump 3 is taken out
Go out high concentration solvent（Toluene or dimethylbenzene）Exhaust gas, passes sequentially through three-level condensation process, then will by way of hot gas defrosting
Toluene or dimethylbenzene dissolve into liquid and are recycled by solvent tank.
During desorption, the high-concentration waste gas that vacuum pump 3 is extracted out enters the board-like of level-one condensation unit after gas-liquid separator
Heat exchanger 10, is cooled to 0 DEG C or so by room temperature herein while separates out part toluene or dimethylbenzene.Then exhaust gas enters two level
Unit is condensed, is further cooled upon -30 DEG C, three-level condensation unit is subsequently entered, is cooled to -70 DEG C, at this time first in exhaust gas
The concentration of benzene or dimethylbenzene is less than 20mg/m3, reach discharge standard.Since toluene or dimethylbenzene absorption are in condensation set heat exchange
Device surface can influence to exchange heat so that separate out effect and be deteriorated, therefore be respectively equipped with two plate-type heat-exchanges for three-level condensation unit
The switching of device 10 uses, and the pipeline switching between two plate heat exchangers 10 is realized by cooling line switching valve 11, specifically, cold
But pipeline switching valve 11 can be Pneumatic butterfly valve 3.
Finally, toluene or dimethylbenzene are dissolved into liquid by condensation units at different levels by hot gas defrosting, and weight is collected by water conservancy diversion
It is new to utilize.
Whole recycling and processing device operational process carries out intelligent control by PLC control system 9, and PLC can using DVP series
Programmable controller, is connected with touch-screen COM1 by RS232 mouthfuls and is communicated, realize human-computer interaction, complete all operations and
Display function；Pass through the RS485 interfaces and inverter communication of PLC at the same time.Touch-screen software carries out the real time data in PLC
It has been shown that, record, storage, processing, so as to meet various monitoring requirements.The parameters such as all temperature, pressure, flow carry out Real-time
Row real time monitoring, and real-time tendency and historical trend query function are provided；The alarm and operation that device produces in the process of running
Information stores, for the various production and operation failures of supervision and management.Specifically include：
（1）, adsorption tanks active carbon bed temperature-monitoring function and superhigh temperature fire sprinkler system
The alarm of active carbon bed set temperature, interlocking.Due to activated carbon, in absorption, temperature raises, and temperature declines during desorption, when
During absorption activated carbon temperature rise enter risk range before, control system will automatic alarm and interlock switch into desorption shape
State, carries out superhigh temperature fire sprinkler if necessary, it is ensured that activated carbon temperature will not continue to raise and jeopardize safety.
（2）, air pressure system monitoring function
In order to enable retracting device to realize, all valves of automated control use pneumatic control, when compressed air pressure is insufficient,
It cannot be started up running；If compressed air pressure is less than 6kg/cm in operational process2, control system can automatic alarm.
（3）Recycle gas filter screen crushing monitoring function and centrifugal blower overload protection function
In order to protect centrifugal high pressure fan motor safety to run, solvent exhaust gas filter screen crushing monitoring function is set.Work as filter screen
When causing the difference change of solvent exhaust gas pressure because blocking or rupturing, system sends alarm automatically, and operating personnel must replace in time
Strainer.When centrifugal high pressure fan causes overload because of other reasons, system sends alarm automatically, if necessary automatic closing system,
Solvent exhaust gas is by being promptly vented valve exhaust.
（4）The warning of cooling water system hydraulic pressure deficiency and super temperature-monitoring function.
In order to ensure system exchanges heat load so that can reach recovering effect, set the warning of cooling water system hydraulic pressure deficiency and
Super monitoring-temperature alarm function.
（5）, vacuum pump overpressure protection apparatus
Vacuum pump is equipped with safety attachment（Negative pressure transmitter and vacuum meter）, ensure that adsorption tank desorption process is safe for operation.
The embodiment of the present invention is above are only, but the design concept of the present invention is not limited thereto, it is all to utilize this
Conceive the change that unsubstantiality is carried out to the present invention, the behavior for invading the scope of the present invention should all be belonged to.
Claims (9)
1. a kind of organic exhaust gas recycling and processing device, it is characterised in that including filter（1）, cooler（2）, vacuum pump（3）, inhale
Attached valve（4）, desorption valve（5）, suction/desorption tank（7）, exhaust blower（8）And PLC control system（9）；Solvent exhaust gas is sent through collecting
Enter recovery system air collecting box, pass through filter（1）And cooler（2）After pretreatment, then pumped by centrifugal high pressure fan and enter dress
The suction of active charcoal/desorption tank（7）Inside adsorbed, the tail gas of emission request is reached after absorption by suction/desorption tank（7）Arrange at top
Put mouth and pass through exhaust blower（8）Drain into air；Adsorb after a certain period of time, when suction/desorption tank（7）When top will penetrate, system is certainly
It is dynamic to start vacuum pump（3）Suction desorption is carried out, is regenerated activated carbon, absorption and desorption pass through PLC control system（9）Control
Adsorb valve（4）With desorption valve（5）It is automatically performed；Then vacuum pump（3）Extract high concentration solvent exhaust gas out, pass sequentially through three-level
Condensation unit is handled, and liquid is then dissolved into by way of hot gas defrosting and is recycled by solvent tank.
2. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that each for three-level condensation unit
It is equipped with two plate heat exchangers（10）Switching uses, two plate heat exchangers（10）Between pipeline switching pass through cooling line
Switching valve（11）Realize.
3. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that the suction/desorption tank（7）Including
At least two tanks, adsorption and desorption alternately, move in circles, to ensure the continuous recycling of solvent exhaust gas.
4. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that the organic exhaust gas recycling
Device further includes thermocouple（6）, the suction/desorption tank（7）Active carbon bed is equipped with temperature measuring point, passes through thermocouple（6）In thermometric
Point carries out thermometric, to ensure that recycling and processing device is safe for operation.
5. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that the organic exhaust gas recycling
Device also installs centrifugal blower motor inverter additional, to carry out frequency modulation speed change according to different discharge amount of exhaust gas.
6. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that the organic exhaust gas for toluene or
Dimethylbenzene.
7. organic exhaust gas recycling and processing device according to claim 6, it is characterised in that vacuum pump（3）The high concentration of extraction
Exhaust gas enters the plate heat exchanger of level-one condensation unit after gas-liquid separator（10）, herein 0 DEG C is cooled to by room temperature
Left and right separates out part toluene or dimethylbenzene at the same time, and then exhaust gas enters B-grade condensation unit, is further cooled upon -30 DEG C, connects
Into three-level condensation unit, be cooled to -70 DEG C, the concentration of toluene or dimethylbenzene is less than 20mg/m in exhaust gas at this time3, reach
Discharge standard.
8. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that the organic exhaust gas recycling
Device sets solvent exhaust gas filter screen crushing monitoring function, when filter screen causes the difference change of solvent exhaust gas pressure because blocking or rupturing
When, system sends alarm automatically.
9. organic exhaust gas recycling and processing device according to claim 1, it is characterised in that in exhaust blower（8）Certain altitude
VOCs on-line detectors are set, installation sampler in detection mouth, acquired gaseous sample enter VOCs on-line detectors into
Row monitors VOCs concentration in real time, so as to monitor exhaust-gas treatment effect, improves exhaust-gas treatment measure in time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452564.9A CN107983031A (en) | 2017-12-28 | 2017-12-28 | Organic exhaust gas recycling and processing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711452564.9A CN107983031A (en) | 2017-12-28 | 2017-12-28 | Organic exhaust gas recycling and processing device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671696A (en) * | 2018-07-05 | 2018-10-19 | 阜阳安固锅炉压力容器制造有限公司 | A kind of air separator of oxygenerator |
| CN109499263A (en) * | 2018-12-17 | 2019-03-22 | 上海睿筑环境科技有限公司 | The processing unit of VOCs exhaust gas |
| CN110237603A (en) * | 2018-11-23 | 2019-09-17 | 鹤山荣达新材料科技有限公司 | A kind of novel dissolvent gas recovery system |
| CN110508094A (en) * | 2019-09-09 | 2019-11-29 | 江南大学 | A kind of organic waste gas recycling system and its control method for fully automatic |
| CN110756003A (en) * | 2019-10-24 | 2020-02-07 | 中国石油化工股份有限公司 | Method for separating tetrahydrofuran in waste gas by adopting membrane absorption treatment |
| CN112657310A (en) * | 2020-12-21 | 2021-04-16 | 江苏齐清环境科技有限公司 | High-concentration tetrahydrofuran organic waste gas treatment process and device |
| CN112892144A (en) * | 2021-01-05 | 2021-06-04 | 武汉旭日华环保科技股份有限公司 | Adsorption-electric heating desorption treatment device and process for high-concentration organic waste gas |
| CN113898875A (en) * | 2021-09-29 | 2022-01-07 | 中国船舶重工集团公司第七一六研究所 | Organic waste recovery device for ship in-situ coating |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671696A (en) * | 2018-07-05 | 2018-10-19 | 阜阳安固锅炉压力容器制造有限公司 | A kind of air separator of oxygenerator |
| CN110237603A (en) * | 2018-11-23 | 2019-09-17 | 鹤山荣达新材料科技有限公司 | A kind of novel dissolvent gas recovery system |
| CN109499263A (en) * | 2018-12-17 | 2019-03-22 | 上海睿筑环境科技有限公司 | The processing unit of VOCs exhaust gas |
| CN109499263B (en) * | 2018-12-17 | 2024-05-10 | 上海睿筑环境科技有限公司 | VOCs waste gas treatment device |
| CN110508094A (en) * | 2019-09-09 | 2019-11-29 | 江南大学 | A kind of organic waste gas recycling system and its control method for fully automatic |
| CN110508094B (en) * | 2019-09-09 | 2024-04-05 | 江南大学 | Organic waste gas recovery system and full-automatic control method thereof |
| CN110756003A (en) * | 2019-10-24 | 2020-02-07 | 中国石油化工股份有限公司 | Method for separating tetrahydrofuran in waste gas by adopting membrane absorption treatment |
| CN112657310A (en) * | 2020-12-21 | 2021-04-16 | 江苏齐清环境科技有限公司 | High-concentration tetrahydrofuran organic waste gas treatment process and device |
| CN112892144A (en) * | 2021-01-05 | 2021-06-04 | 武汉旭日华环保科技股份有限公司 | Adsorption-electric heating desorption treatment device and process for high-concentration organic waste gas |
| CN113898875A (en) * | 2021-09-29 | 2022-01-07 | 中国船舶重工集团公司第七一六研究所 | Organic waste recovery device for ship in-situ coating |
| CN113898875B (en) * | 2021-09-29 | 2024-05-07 | 中国船舶集团有限公司第七一六研究所 | Ship in-situ coating organic waste recovery device |
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