CN210544195U - Recovery system for absorbing VOCs (volatile organic compounds) by resin - Google Patents
Recovery system for absorbing VOCs (volatile organic compounds) by resin Download PDFInfo
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- CN210544195U CN210544195U CN201921077913.8U CN201921077913U CN210544195U CN 210544195 U CN210544195 U CN 210544195U CN 201921077913 U CN201921077913 U CN 201921077913U CN 210544195 U CN210544195 U CN 210544195U
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Abstract
The utility model relates to the field of waste gas treatment, and discloses a recovery system for absorbing VOCs (volatile organic compounds) by resin, which comprises a main fan (6), a tank A (2) and a tank C (4), wherein the main fan (6) is respectively connected with the tank A (2) and the tank C (4), the tank A (2) and the tank C (4) are respectively communicated with the outside air, the recovery system also comprises a first heat exchanger (7), and the tank A (2) and the tank C (4) are respectively connected with the first heat exchanger (7); still include cooling blower (10), cooling blower (10) one end is passed through eighth valve (108) and is connected with first heat exchanger (7), and cooling blower (10) other end is connected with jar A (2), jar C (4) respectively. The main fan (6) is connected with the tank A (2) through a third valve (103), and the tank A (2) is communicated with the outside air through a ninth valve (109). The utility model has the advantages of promote recovery unit's exhaust-gas treatment efficiency, effective processing waste gas.
Description
Technical Field
The utility model relates to an exhaust-gas treatment field has especially related to the recovery system who adopts resin adsorption VOCs.
Background
In the production process of the industrial industry, a large amount of waste gas containing VOCs is generated, and if the waste gas is directly discharged into the atmosphere, not only air pollution is caused, but also material waste is caused, and the production cost is increased. In recent years, the work of treating the emission of VOCs has been carried out successively in various regions, and the commonly used techniques for treating VOCs include a combustion method, a biological method, an absorption method, an adsorption method, a photocatalytic method and the like, wherein the adsorption method is widely applied by enterprises due to the advantages of simple operation process, easiness in realizing automatic control, recoverability of VOCs, renewable and reusable adsorption materials and the like. Patent headings: VOCS waste gas recovery processing method and device, application number: patent of invention of cn201710686347.x describes a VOCS waste gas recovery processing device, which comprises an adsorption and desorption unit, an absorption unit connected with the adsorption and desorption unit, and a rectification unit connected with the absorption unit. The adsorption and desorption unit comprises an induced draft fan, a pretreatment device, an adsorber and a nitrogen source, wherein the induced draft fan, the pretreatment device, the adsorber and the nitrogen source are sequentially connected through pipelines, the pretreatment device can cool and filter the organic waste gas, the adsorber is used for adsorbing the organic waste gas, the nitrogen source is used for providing a desorption agent for desorption, a nitrogen heater is arranged between the adsorber and the nitrogen source, and an air inlet, an air outlet and a nitrogen inlet are formed in the adsorber; the absorption unit comprises an absorption tower connected with the air outlet of the absorber, and a mixed gas condenser and a mixed gas compressor are sequentially arranged between the absorption tower and the absorber; a liquid inlet, a liquid outlet and a gas outlet are arranged on the absorption tower, and a cooler capable of cooling the absorbent is arranged at the liquid inlet of the absorption tower; the gas outlet of the absorption tower is connected with a nitrogen source; the rectifying unit comprises a dividing wall rectifying tower connected with a liquid outlet of the absorption tower through a pump, the dividing wall rectifying tower is provided with a gas outlet arranged at the top of the tower and a plurality of liquid outlets arranged at the bottom of the tower, the gas outlet of the dividing wall rectifying tower is sequentially connected with a gas compressor and a gas condenser, and the downstream of the gas condenser is also connected with a reflux tank and a VOCS storage tank; a plurality of the liquid outlets of the dividing wall rectifying tower are connected with the cooler at the liquid inlet of the absorption tower through a pump, and liquid heat exchangers are respectively arranged between the pump and the cooler and between the dividing wall rectifying tower and the liquid outlet of the absorber. The realization can separate and recycle various absorbents while recovering the pure VOCs products, and meanwhile, the dividing wall rectifying tower has good energy-saving effect.
The existing VOCs recovery system usually adopts four process sections of adsorption, desorption, cooling and drying, the basic principle of the adsorption method is that the porous structure of the porous adsorbent is utilized to adsorb VOCs in organic waste gas, and the adsorption process is mostly physical adsorption, after the adsorbent is adsorbed and saturated, the adsorbent can be desorbed by using hot air or water vapor, and the regenerated adsorbent can be reused. The cooling mainly utilizes a cold medium to treat high-temperature organic waste gas steam, and can effectively recover the solvent. The prior system needs to desorb, cool and dry the adsorber after the adsorber is saturated, namely, four process sections of adsorption, desorption, cooling and drying are realized on one adsorber, all adsorbers can not continuously perform adsorption operation, and the problems of low removal effect, low recovery efficiency and long time consumption exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses shortcoming to among the prior art provides the recovery system who adopts resin adsorption VOCs.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
the recovery system for absorbing VOCs by resin comprises a main fan, a tank A and a tank C, wherein the main fan is respectively connected with the tank A and the tank C, the tank A and the tank C are respectively communicated with the outside air, and the recovery system also comprises a first heat exchanger, and the tank A and the tank C are respectively connected with the first heat exchanger; still include cooling blower, cooling blower one end is passed through the eighth valve and is connected with first heat exchanger, and the cooling blower other end is connected with jar A, jar C respectively.
Preferably, the system further comprises an alkaline washing tower, the alkaline washing tower is connected with the main fan, the system further comprises a second heat exchanger and a layering tank, the first heat exchanger is connected with the second heat exchanger, and the second heat exchanger is connected with the layering tank.
Preferably, the main blower is connected with the tank A through a third valve, and the tank A is communicated with the outside air through a ninth valve.
Preferably, the steam is connected with the tank C through a fifteenth valve, the tank C is connected with the first heat exchanger through a seventh valve, and the cooling fan is connected with the tank C through a sixteenth valve.
Preferably, the main blower is connected with the tank C through a sixth valve, and the tank C is communicated with the outside air through a seventeenth valve.
Preferably, the steam is connected with the tank A through an eleventh valve, the tank A is connected with the first heat exchanger through a second valve, and the cooling fan is connected with the tank A through a tenth valve.
Preferably, the air conditioner further comprises a tank B, the main fan is connected with the tank B through a fifth valve, and the tank B is communicated with the outside air through a twelfth valve.
Preferably, the steam is connected with the tank B through a fourteenth valve, the tank B is connected with the first heat exchanger through a fourth valve, and the cooling fan is connected with the tank B through a thirteenth valve.
The utility model discloses owing to adopted above technical scheme, have apparent technological effect: when the two tanks are connected in parallel, 1 of the tanks A2 and C4 are in an adsorption state at any time, and the other 1 is in a desorption and cooling state. When three tanks are connected in parallel, 2 adsorbers of the tank A2, the tank B3 and the tank C4 are in an adsorption state at any time, and the other 1 adsorber is in a desorption and cooling state. So circulate, continuous work to can promote the availability factor of two or three jars, make recovery system can incessant continuous operation, promote recovery system's exhaust-gas treatment efficiency. The recovery system of the utility model adopts resin as the adsorbent, and the humidity has no influence on the adsorption of VOCs by the resin, so that the drying process section can be reduced; and the VOCs are recovered by adopting resin, the treatment efficiency is more than 98 percent, namely 40000mg/m3The inlet concentration of the reactor can reach 800mg/m after being treated by the recovery system3In the following, the emission of VOCs in the waste gas is reduced, and the pollution to the atmosphere is reduced. The utility model has the advantages of promote recovery system's exhaust-gas treatment efficiency, effective processing waste gas.
Drawings
Fig. 1 is a schematic structural diagram of the two tanks connected in parallel according to the present invention.
Fig. 2 is a partially enlarged view of B in fig. 1.
Fig. 3 is a schematic structural diagram of the three tanks connected in parallel.
Fig. 4 is a partially enlarged view of a in fig. 3.
Fig. 5 is a schematic view of the three-dimensional structure of the parallel three-tank device of the present invention.
The names of the parts indicated by the numerical references in the above figures are as follows: 101-a first valve, 102-a second valve, 103-a third valve, 104-a fourth valve, 105-a fifth valve, 106-a sixth valve, 107-a seventh valve, 108-an eighth valve, 109-a ninth valve, 1010-a tenth valve, 1011-an eleventh valve, 1012-a twelfth valve, 1013-a thirteenth valve, 1014-a fourteenth valve, 1015-a fifteenth valve, 1016-a sixteenth valve, 1017-a seventeenth valve, 2-a tank A, 3-a tank B, 4-a tank C, 5-an alkaline washing tower, 6-a main fan, 7-a first heat exchanger, 8-a second heat exchanger, 9-a layering tank, 10-a cooling fan, 11-a solvent, 12-condensed water.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
This embodiment is the case of two tanks connected in parallel
The recovery system for absorbing VOCs by resin comprises a main fan 6, a tank A2 and a tank C4, wherein the main fan 6 is respectively connected with a tank A2 and a tank C4, the tank A2 and the tank C4 are respectively communicated with outside air, the recovery system further comprises a first heat exchanger 7, and the tank A2 and the tank C4 are respectively connected with the first heat exchanger 7; still include cooling blower 10, cooling blower 10 one end is connected with first heat exchanger 7 through eighth valve 108, and the cooling blower 10 other end is connected with jar A2, jar C4 respectively.
The system also comprises an alkaline tower 5, wherein the alkaline tower 5 is connected with the main fan 6, and the system also comprises a second heat exchanger 8 and a layering tank 9, the first heat exchanger 7 is connected with the second heat exchanger 8, and the second heat exchanger 8 is connected with the layering tank 9.
The main blower 6 is connected to the tank a2 through the third valve 103, and the tank a2 is connected to the outside air through the ninth valve 109.
The steam is connected to the tank C4 through a fifteenth valve 1015, the tank C4 is connected to the first heat exchanger 7 through a seventh valve 107, and the cooling fan 10 is connected to the tank C4 through a sixteenth valve 1016.
The main blower 6 is connected to the tank C4 through a sixth valve 106, and the tank C4 is connected to the outside air through a seventeenth valve 1017.
The steam is connected to the tank a2 through an eleventh valve 1011, the tank a2 is connected to the first heat exchanger 7 through a second valve 102, and the cooling fan 10 is connected to the tank a2 through a tenth valve 1010.
The working process is as follows: after the system is started, the third valve 103 and the ninth valve 109 are opened, the main fan 6 is started, the exhaust gas is pretreated and then sent into the tank A2 through the main fan 6 for adsorption, and the adsorbed exhaust gas is discharged through a pipeline.
After time t1, the fifteenth valve 1015 and the seventh valve 107 are opened. And steam is introduced into the tank C4, the adsorbed organic matters, the steam and the condensed water enter the first heat exchanger 7 and the second heat exchanger 8 together to be condensed into liquid, and then the liquid enters the layering tank 9, and the solvent 11 and the condensed water 12 are obtained after gravity layering.
After time t2, canister C4 desorption is complete and the fifteenth valve 1015 is closed. Steam no longer enters tank C4 and the condensate in tank C4 continues to drain.
After time t3, the temperature of the resin in the tank C4 is too high to be adsorbed, and cooling is required, at this time, the eighth valve 108 and the sixteenth valve 1016 are opened, and the cooling fan 10 is opened. The temperature of the gas in the tank C4 is reduced through the cooling fan 10 and the first heat exchanger 7, and the temperature of the resin is indirectly reduced until the resin is cooled to the temperature capable of adsorbing the waste gas. This cooling avoids the generation of new exhaust gases.
After time t4, the cooling of the tank C4 is completed, the seventh valve 107, the eighth valve 108, and the sixteenth valve 1016 are closed, and the cooling fan 10 is turned off. At this point, tank C4 is desorbed and cooled and waits for the next adsorption.
After time t5, tank A2 reached saturation and the adsorption was switched to tank C4. The third valve 103 and the ninth valve 109 are closed and the sixth valve 106 and the seventeenth valve 1017 are opened. The main fan 6 is started, the waste gas is pretreated and then sent into the tank C4 through the main fan 6 for adsorption, and the adsorbed waste gas is discharged through a pipeline.
After time t1, tank a2 begins desorption and the second valve 102 and the eleventh valve 1011 open. After time t2, desorption from tank a2 was completed, and the tank was allowed to stand, and the eleventh valve 1011 was closed. After time t3, tank A2 begins cooling, the eighth valve 108 and the tenth valve 1010 are opened, and the cooling fan 10 is turned on. After time t4, tank a2 completes cooling, waiting for adsorption, second valve 102, eighth valve 108, and tenth valve 1010 are closed, and cooling fan 10 is turned off. After time t5, tank a2 was subjected to adsorption and tank C4 was subjected to desorption cooling.
T1-t5 are adjustable values, wherein the first valve 101 is an accident direct vent valve, is in a closed state when the system works, and is opened in an emergency only when the system is in trouble shooting.
At any time, 1 of the tanks A2 and C4 was in the adsorption state, and the other 1 was in the desorption and cooling state. So circulate, continuous work to can promote the availability factor of two jars, make recovery unit can incessant continuous operation, promote recovery unit's exhaust-gas treatment efficiency.
Example 2
This embodiment is the case of using three tanks in parallel
The recovery system for absorbing VOCs by resin comprises a main fan 6, a tank A2 and a tank C4, wherein the main fan 6 is respectively connected with a tank A2 and a tank C4, the tank A2 and the tank C4 are respectively communicated with outside air, the recovery system further comprises a first heat exchanger 7, and the tank A2 and the tank C4 are respectively connected with the first heat exchanger 7; still include cooling blower 10, cooling blower 10 one end is connected with first heat exchanger 7 through eighth valve 108, and the cooling blower 10 other end is connected with jar A2, jar C4 respectively.
The system also comprises an alkaline tower 5, wherein the alkaline tower 5 is connected with the main fan 6, and the system also comprises a second heat exchanger 8 and a layering tank 9, the first heat exchanger 7 is connected with the second heat exchanger 8, and the second heat exchanger 8 is connected with the layering tank 9.
The main blower 6 is connected to the tank a2 through the third valve 103, and the tank a2 is connected to the outside air through the ninth valve 109.
The steam is connected to the tank C4 through a fifteenth valve 1015, the tank C4 is connected to the first heat exchanger 7 through a seventh valve 107, and the cooling fan 10 is connected to the tank C4 through a sixteenth valve 1016.
The main blower 6 is connected to the tank C4 through a sixth valve 106, and the tank C4 is connected to the outside air through a seventeenth valve 1017.
The steam is connected to the tank a2 through an eleventh valve 1011, the tank a2 is connected to the first heat exchanger 7 through a second valve 102, and the cooling fan 10 is connected to the tank a2 through a tenth valve 1010.
And the system also comprises a tank B3, the main fan 6 is connected with a tank B3 through a fifth valve 105, and a tank B3 is communicated with the outside air through a twelfth valve 1012.
The steam is connected to the tank B3 through a fourteenth valve 1014, the tank B3 is connected to the first heat exchanger 7 through a fourth valve 104, and the cooling fan 10 is connected to the tank B3 through a thirteenth valve 1013.
The working process is as follows: after the system is started, the third valve 103, the fifth valve 105, the ninth valve 109 and the twelfth valve 1012 are opened, and the main blower 6 is started. The waste gas is pretreated and then sent into a tank A2 and a tank B3 through a main fan 6 for adsorption, and the adsorbed waste gas is discharged through a pipeline.
After a time T1, the seventh valve 107 and the fifteenth valve 1015 are opened. And steam is introduced into the tank C4, the adsorbed organic matters, the steam and the condensed water enter the first heat exchanger 7 and the second heat exchanger 8 together to be condensed into liquid, and then the liquid enters the layering tank 9, and the solvent 11 and the condensed water 12 are obtained after gravity layering.
After time T2, tank C4 desorption is complete and the fifteenth valve 1015 is closed. Steam no longer enters tank C4 and the condensate in tank C4 continues to drain.
After time T3, the temperature of the resin in the tank C4 is too high to be adsorbed and needs to be cooled, and at this time, the eighth valve 108 and the sixteenth valve 1016 are opened, and the cooling fan 10 is opened. The temperature of the gas in the tank C4 is reduced through the cooling fan 10 and the first heat exchanger 7, and the temperature of the resin is indirectly reduced until the resin is cooled to the temperature capable of adsorbing the waste gas. This cooling avoids the generation of new exhaust gases.
After time T4, the canister C4 is cooled, the seventh valve 107, the eighth valve 108, and the sixteenth valve 1016 are closed, and the cooling fan is turned off. At the moment, the desorption and cooling of the adsorber are completed, and the next adsorption is waited.
After time T5, the adsorption was switched to canister B3 and canister C4. The third valve 103 and the ninth valve 109 are closed and the sixth valve 106 and the seventeenth valve 1017 are opened.
After time T1, tank a2 begins desorption and the second valve 102 and the eleventh valve 1011 open. After time T2, desorption from tank a2 was completed, and the tank started to stand, and the eleventh valve 1011 was closed. After time T3, tank a2 starts cooling, the eighth valve 108 and the tenth valve 1010 are opened, and the cooling fan 10 is turned on. After time T4, tank a2 completes cooling, waiting for adsorption, second valve 102, eighth valve 108, and tenth valve 1010 are closed, and cooling fan 10 is turned off. After time T5, tank a2 and tank C4 adsorb, tank B3 desorb and cool, fifth valve 105 and twelfth valve 1012 close, and third valve 103 and ninth valve 109 open.
After time T1, tank B3 begins desorption and the fourth valve 104 and the fourteenth valve 1014 are opened. After time T2, tank B3 desorption was complete, rest began and the fourteenth valve 1014 was closed. After time T3, tank B3 starts cooling, the eighth valve 108 and the thirteenth valve 1013 are opened, and the cooling fan 10 is turned on. After time T4, the tank B3 completes cooling and waits for adsorption, the fourth valve 104, the eighth valve 108, and the fourteenth valve 1014 are closed, and the cooling fan 10 is closed. After time T5, tank a2 and tank B3 were adsorbed, tank C4 was desorbed and cooled, sixth valve 106 and seventeenth valve 1017 were closed, and fifth valve 105 and twelfth valve 1012 were opened.
T1-T5 are adjustable values, wherein the first valve 101 is an accident direct discharge valve, is in a closed state when the system works, and is opened in an emergency only when the system is in trouble shooting.
At any time, 2 adsorbers of tank a2, tank B3, and tank C4 were in adsorption state, and the other 1 adsorber was in desorption and cooling state. So circulate, continuous work to can promote the availability factor of three jars, make recovery unit can incessant continuous operation, promote recovery unit's exhaust-gas treatment efficiency.
Example 3
The recovery system for absorbing VOCs by resin comprises a main fan 6, a tank A2 and a tank C4, wherein the main fan 6 is respectively connected with a tank A2 and a tank C4, the tank A2 and the tank C4 are respectively communicated with outside air, the recovery system further comprises a first heat exchanger 7, and the tank A2 and the tank C4 are respectively connected with the first heat exchanger 7; still include cooling blower 10, cooling blower 10 one end is connected with first heat exchanger 7 through eighth valve 108, and the cooling blower 10 other end is connected with jar A2, jar C4 respectively.
The system also comprises an alkaline tower 5, wherein the alkaline tower 5 is connected with the main fan 6, and the system also comprises a second heat exchanger 8 and a layering tank 9, the first heat exchanger 7 is connected with the second heat exchanger 8, and the second heat exchanger 8 is connected with the layering tank 9.
Example 4
The recovery system for absorbing VOCs by resin comprises a main fan 6, a tank A2 and a tank C4, wherein the main fan 6 is respectively connected with a tank A2 and a tank C4, the tank A2 and the tank C4 are respectively communicated with outside air, the recovery system further comprises a first heat exchanger 7, and the tank A2 and the tank C4 are respectively connected with the first heat exchanger 7; still include cooling blower 10, cooling blower 10 one end is connected with first heat exchanger 7 through eighth valve 108, and the cooling blower 10 other end is connected with jar A2, jar C4 respectively.
The system also comprises an alkaline tower 5, wherein the alkaline tower 5 is connected with the main fan 6, and the system also comprises a second heat exchanger 8 and a layering tank 9, the first heat exchanger 7 is connected with the second heat exchanger 8, and the second heat exchanger 8 is connected with the layering tank 9.
The main blower 6 is connected to the tank a2 through the third valve 103, and the tank a2 is connected to the outside air through the ninth valve 109.
The steam is connected to the tank C4 through a fifteenth valve 1015, the tank C4 is connected to the first heat exchanger 7 through a seventh valve 107, and the cooling fan 10 is connected to the tank C4 through a sixteenth valve 1016.
Example 5
The recovery system for absorbing VOCs by resin comprises a main fan 6, a tank A2 and a tank C4, wherein the main fan 6 is respectively connected with a tank A2 and a tank C4, the tank A2 and the tank C4 are respectively communicated with outside air, the recovery system further comprises a first heat exchanger 7, and the tank A2 and the tank C4 are respectively connected with the first heat exchanger 7; still include cooling blower 10, cooling blower 10 one end is connected with first heat exchanger 7 through eighth valve 108, and the cooling blower 10 other end is connected with jar A2, jar C4 respectively.
The system also comprises an alkaline tower 5, wherein the alkaline tower 5 is connected with the main fan 6, and the system also comprises a second heat exchanger 8 and a layering tank 9, the first heat exchanger 7 is connected with the second heat exchanger 8, and the second heat exchanger 8 is connected with the layering tank 9.
The main blower 6 is connected to the tank a2 through the third valve 103, and the tank a2 is connected to the outside air through the ninth valve 109.
The steam is connected to the tank C4 through a fifteenth valve 1015, the tank C4 is connected to the first heat exchanger 7 through a seventh valve 107, and the cooling fan 10 is connected to the tank C4 through a sixteenth valve 1016.
The main blower 6 is connected to the tank C4 through a sixth valve 106, and the tank C4 is connected to the outside air through a seventeenth valve 1017.
The steam is connected to the tank a2 through an eleventh valve 1011, the tank a2 is connected to the first heat exchanger 7 through a second valve 102, and the cooling fan 10 is connected to the tank a2 through a tenth valve 1010.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (8)
1. Adopt resin adsorption VOCs's recovery system, include with main fan (6), jar A (2), jar C (4), main fan (6) are connected with jar A (2), jar C (4) respectively, jar A (2), jar C (4) communicate with outside air respectively, its characterized in that: the device also comprises a first heat exchanger (7), and the tank A (2) and the tank C (4) are respectively connected with the first heat exchanger (7); still include cooling blower (10), cooling blower (10) one end is passed through eighth valve (108) and is connected with first heat exchanger (7), and cooling blower (10) other end is connected with jar A (2), jar C (4) respectively.
2. The system of claim 1 for recovering VOCs adsorbed on a resin, wherein: the system comprises a main fan (6), a first heat exchanger (8), a second heat exchanger (8), a first heat exchanger (7), a second heat exchanger (8), a third heat exchanger (8), a fourth heat exchanger (5), a third heat exchanger (8), a fourth heat exchanger (9), a fifth heat exchanger (5), a sixth heat exchanger (5), a fifth heat exchanger (8), a sixth heat exchanger (9).
3. The system of claim 2, wherein the resin is used to adsorb VOCs, and the system further comprises: the main fan (6) is connected with the tank A (2) through a third valve (103), and the tank A (2) is communicated with the outside air through a ninth valve (109).
4. The system of claim 3, wherein the resin is used to adsorb VOCs, and the system further comprises: the steam is connected with the tank C (4) through a fifteenth valve (1015), the tank C (4) is connected with the first heat exchanger (7) through a seventh valve (107), and the cooling fan (10) is connected with the tank C (4) through a sixteenth valve (1016).
5. The system of claim 4 for recovering VOCs by resin adsorption, wherein: the main fan (6) is connected with the tank C (4) through a sixth valve (106), and the tank C (4) is communicated with the outside air through a seventeenth valve (1017).
6. The system of claim 5 for recovering VOCs using resin adsorption, wherein: steam passes through eleventh valve (1011) and is connected with jar A (2), and jar A (2) are connected with first heat exchanger (7) through second valve (102), and cooling blower (10) are connected with jar A (2) through tenth valve (1010).
7. The system of claim 6, wherein the resin is used to adsorb VOCs, and the system further comprises: still include jar B (3), main fan (6) are connected with jar B (3) through fifth valve (105), and jar B (3) are through twelfth valve (1012) and outside air intercommunication.
8. The system of claim 7 for recovering VOCs using resin adsorption, wherein: the steam is connected with the tank B (3) through a fourteenth valve (1014), the tank B (3) is connected with the first heat exchanger (7) through a fourth valve (104), and the cooling fan (10) is connected with the tank B (3) through a thirteenth valve (1013).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113457375A (en) * | 2021-06-15 | 2021-10-01 | 江苏拓丰环保科技有限公司 | Recovery system for absorbing VOCs (volatile organic compounds) by resin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457375A (en) * | 2021-06-15 | 2021-10-01 | 江苏拓丰环保科技有限公司 | Recovery system for absorbing VOCs (volatile organic compounds) by resin |
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