CN210332182U - Recovery plant of panel trade condensation waste gas - Google Patents
Recovery plant of panel trade condensation waste gas Download PDFInfo
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- CN210332182U CN210332182U CN201920911015.1U CN201920911015U CN210332182U CN 210332182 U CN210332182 U CN 210332182U CN 201920911015 U CN201920911015 U CN 201920911015U CN 210332182 U CN210332182 U CN 210332182U
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- condenser
- waste gas
- fan
- heat exchanger
- desorption
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- 239000002912 waste gas Substances 0.000 title claims abstract description 66
- 238000009833 condensation Methods 0.000 title claims abstract description 21
- 230000005494 condensation Effects 0.000 title claims abstract description 21
- 238000011084 recovery Methods 0.000 title claims abstract description 16
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 55
- 239000010457 zeolite Substances 0.000 claims abstract description 55
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000003795 desorption Methods 0.000 claims abstract description 43
- 238000001179 sorption measurement Methods 0.000 claims abstract description 40
- 230000008929 regeneration Effects 0.000 claims abstract description 32
- 238000011069 regeneration method Methods 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 19
- 238000004064 recycling Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 abstract description 4
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 22
- 230000000694 effects Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 238000005411 Van der Waals force Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Treating Waste Gases (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses a recovery plant of panel trade condensation waste gas, including the zeolite runner that is used for handling waste gas, a secondary air fan for carrying waste gas to the primary air fan of zeolite runner and being used for gaseous discharge to the chimney after handling, the zeolite runner includes adsorption zone and desorption district, primary air fan and secondary air fan are connected respectively in the entry and the export of adsorption zone, the entry linkage in desorption district has the heater that is used for heating the air current, the exit linkage in desorption district has regeneration fan, regeneration fan is used for carrying the air current after the heater heating to desorption district and carry the waste gas in the desorption district to the condenser, the import of condenser communicates in regeneration fan, the export of condenser communicates in the entry of adsorption zone. The zeolite rotating wheel is adopted to treat the waste gas containing NMP and other organic matters, the treated waste gas reaches the emission standard, and the treated waste gas is communicated to the inlet of the adsorption area of the zeolite rotating wheel through the outlet of the condenser, so that the substandard waste gas is continuously subjected to cyclic treatment, and the substandard emission is ensured.
Description
Technical Field
The utility model relates to a waste gas treatment technical field, more specifically say, relate to a recovery plant of panel trade condensation waste gas.
Background
The exhaust gas in the panel industry contains a large amount of volatile organic compounds, and the direct exhaust can seriously affect the surrounding environment; NMP (methyl pyrrolidone) substances are contained in the exhaust gas in the panel industry, and NMP in the exhaust gas component has the characteristics of flammability, low boiling point, volatility and the like, and is difficult to treat; panel trade processing procedure exhaust requires continuous emission, does not accept intermittent type formula and handles, and the mode that directly condenses is adopted to the conventionality at present, turns into volatile organic compounds from gaseous state to liquid to reach purifying effect, nevertheless because the low difficult condensation of NMP boiling point is separated out, so the treatment effect is poor, can't satisfy stricter emission demand day by day.
Therefore, how to solve the problem of poor treatment effect of organic matters such as NMP is a problem that those skilled in the art are in urgent need to solve.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a recovery plant of panel trade condensation waste gas, this equipment can effectively improve the treatment effect to organic matters such as NMP in the waste gas, ensures to discharge up to standard.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a recovery plant of panel trade condensation waste gas, including the zeolite runner that is used for filtering waste gas, be used for carrying waste gas extremely the primary air fan of zeolite runner and be used for the secondary air fan of gas outgoing to chimney after will handling, the zeolite runner includes adsorption zone and desorption district, the primary air fan with secondary air fan respectively corresponding connect in the entry and the export of adsorption zone, the entry linkage in desorption district has the heater that is used for heating the air current, the exit linkage in desorption district has the regeneration fan, the regeneration fan be used for with the air current after the heater heating is carried extremely desorption district will waste gas in the desorption district is carried to the condenser, the import of condenser communicate in the regeneration fan, the export of condenser communicate in the entry in adsorption zone.
Preferably, a heat exchanger is further arranged between the condenser and the desorption area, the hot side end of the heat exchanger is respectively communicated with the outlet of the desorption area and the inlet of the condenser, and the cold side end of the heat exchanger is respectively communicated with the outlet of the condenser and the inlet of the adsorption area.
Preferably, the regeneration fan is arranged between the heat exchanger and the condenser, and the regeneration fan is respectively communicated with the hot side end of the heat exchanger and the inlet of the condenser.
Preferably, the heat exchanger is a dividing wall type heat exchanger.
Preferably, the primary fan, the secondary fan and the regeneration fan are all centrifugal fans.
Preferably, the condenser is a water-cooled condenser.
The utility model provides a recovery plant of panel trade condensation waste gas, including the zeolite runner that is used for filtering waste gas, a secondary air fan for carrying waste gas to the primary air fan of zeolite runner and being used for gaseous discharge to the chimney after will handling, the zeolite runner includes adsorption zone and desorption district, primary air fan and secondary air fan are connected respectively in the entry and the export of adsorption zone, the entry linkage in desorption district has the heater that is used for heating the air current, the exit linkage in desorption district has regeneration fan, regeneration fan is used for carrying the air current after the heater heating to desorption district and carries the waste gas in the desorption district to the condenser, the import of condenser communicates in regeneration fan, the export of condenser communicates in the entry of adsorption zone.
In the use process, the primary air fan is connected with the inlet of the adsorption area of the zeolite rotating wheel, and the secondary air fan is connected with the outlet of the adsorption area of the zeolite rotating wheel, so that waste gas to be treated can be conveyed to the adsorption area of the zeolite rotating wheel by the primary air fan for treatment, and the adsorption efficiency can reach more than 95 percent due to the efficient adsorption performance of the zeolite rotating wheel, so that the waste gas after adsorption treatment by the zeolite rotating wheel can reach the emission standard, and the treated waste gas can be conveyed to a chimney by the secondary air fan for direct emission.
When the zeolite absorbed with organic matters such as NMP and the like rotates to a desorption area along with the zeolite rotating wheel, the heater is used for heating airflow flowing into the desorption area, the regeneration fan conveys the heated gas to the desorption area, due to the characteristics of increasing intermolecular reaction kinetic energy and van der Waals force at high temperature, the hot airflow enables the organic matters such as NMP and the like absorbed on the zeolite to be separated from the zeolite, and under the power traction of the regeneration fan, the organic matters such as NMP and the like are conveyed to the condenser along with the waste gas for condensation, so that the organic matters such as NMP and the like are liquefied and collected in the condenser, the residual waste gas is discharged from the condenser, only a part of the organic matters such as NMP and the like can be liquefied into liquid for collection due to the low condensation efficiency of the condenser, the waste gas condensed by the condenser can not reach the discharge standard, therefore, the outlet of the condenser is communicated with the inlet of the absorption area of, thereby avoiding the exhaust gas which does not reach the standard from being discharged to the atmosphere and ensuring the emission to reach the standard.
Therefore, the utility model provides a panel trade condensation waste gas's recovery plant handles the waste gas that contains organic matters such as NMP through the mode that adopts the zeolite runner, can guarantee to handle back waste gas and reach emission standard, and in addition, the export of condenser communicates to the entry of the adsorption zone of zeolite runner to make not up to standard waste gas constantly circulate and handle, thereby ensure up to standard emission.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a specific embodiment of a recycling apparatus for condensed exhaust gas in panel industry.
Wherein, the device comprises a 1-zeolite rotating wheel, an 11-adsorption area, a 12-desorption area, a 2-primary fan, a 3-secondary fan, a 4-chimney, a 5-heater, a 6-condenser, a 7-heat exchanger and an 8-regenerative fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a recovery plant of panel trade condensation waste gas, this equipment can effectively improve the treatment effect to organic matters such as NMP in the waste gas, ensures to discharge up to standard.
Referring to fig. 1, fig. 1 is a schematic view of an embodiment of a recycling apparatus for condensed waste gas in panel industry according to the present invention, wherein arrows indicate a gas flowing direction.
The utility model provides a recovery plant of panel trade condensation waste gas, including zeolite runner 1 that is used for filtering waste gas, a secondary air fan 3 for carrying waste gas to zeolite runner 1's primary air fan 2 and being used for gaseous discharge to chimney 4 after will handling, zeolite runner 1 includes adsorption zone 11 and desorption district 12, primary air fan 2 corresponds respectively with secondary air fan 3 and connects in the entry and the export of adsorption zone 11, desorption district 12's entry linkage has heater 5 that is used for heating the air current, desorption district 12's exit linkage has regeneration fan 8, regeneration fan 8 is used for carrying the air current after the heater 5 heats to desorption district 12 and carry the waste gas in desorption district 12 to condenser 6, the import of condenser 6 communicates in regeneration fan 8, the export of condenser 6 communicates in the entry of adsorption zone 11.
The zeolite rotating wheel 1 comprises an adsorption area 11 and a desorption area 12, waste gas is conveyed to the adsorption area 11 of the zeolite rotating wheel 1, organic matters in the waste gas can be adsorbed on the zeolite of the zeolite rotating wheel 1 by the zeolite rotating wheel 1, the zeolite adsorbed with the organic matters rotates to the desorption area 12 in the continuous rotating process of the zeolite rotating wheel 1, the organic matters adsorbed on the zeolite can be removed by the desorption area 12, and therefore the zeolite removed with the organic matters can rotate to the adsorption area 11 to adsorb the organic matters again, so that the waste gas can be efficiently treated repeatedly. The zeolite runner 1 has high-efficiency adsorption performance, and the adsorption efficiency can reach more than 95%, so that the exhaust gas after adsorption treatment by the zeolite runner 1 can reach the emission standard.
In the using process, the primary air fan 2 is connected to the inlet of the adsorption area 11 of the zeolite rotating wheel 1, and the secondary air fan 3 is connected to the outlet of the adsorption area 11 of the zeolite rotating wheel 1, so that waste gas to be treated can be conveyed to the adsorption area 11 of the zeolite rotating wheel 1 by the primary air fan 2 for treatment, and the adsorption efficiency can reach more than 95% due to the efficient adsorption performance of the zeolite rotating wheel 1, so that the waste gas after adsorption treatment by the zeolite rotating wheel 1 can reach the emission standard, and the treated waste gas can be conveyed to the chimney 4 by the secondary air fan 3 for direct emission.
When the zeolite adsorbing organic matters such as NMP and the like rotates to the desorption area 12 along with the zeolite rotating wheel 1, the heater 5 is used for heating airflow flowing into the desorption area 12, the regeneration fan 8 conveys the heated gas to the desorption area 12, because the organic matters such as NMP and the like adsorbed on the zeolite have the characteristic of being volatile, the hot airflow enables the organic matters such as NMP and the like adsorbed on the zeolite to be separated from the zeolite, and under the power traction of the regeneration fan 8, the organic matters such as NMP and the like are conveyed to the condenser 6 along with waste gas to be condensed, so that the organic matters such as NMP and the like are liquefied and collected in the condenser 6, residual waste gas is discharged from the condenser 6, because the condensing efficiency of the condenser 6 is low, only a part of the organic matters such as NMP and the like can be liquefied into liquid to be collected, the waste gas condensed by the condenser 6 can not reach the discharge standard, therefore, so that the waste gas treated by the condenser 6 enters the zeolite runner 1 again for circular treatment, thereby avoiding the waste gas which does not reach the standard from being discharged to the atmosphere and ensuring the discharge to reach the standard.
Therefore, the utility model provides a panel trade condensation waste gas's recovery plant handles the waste gas that contains organic matters such as NMP through the mode that adopts zeolite runner 1, can guarantee to handle back waste gas and reach emission standard, in addition, communicates the entry to zeolite runner 1's adsorption zone 11 through the export of condenser 6 to make not up to standard waste gas constantly carry out the circulation and handle, thereby ensure up to standard emission.
On the basis of the above embodiment, because the airflow in the desorption zone 12 is heated by the heater 5, the temperature of the exhaust gas entering the condenser 6 is higher, so that the energy consumption of the condenser 6 in the condensation process is increased, in order to reduce the energy consumption of the condenser 6, the heat exchanger 7 may be disposed between the condenser 6 and the desorption zone 12, the hot side end of the heat exchanger 7 is respectively communicated with the outlet of the desorption zone 12 and the inlet of the condenser 6, and the cold side end of the heat exchanger 7 is respectively communicated with the outlet of the condenser 6 and the inlet of the adsorption zone 11. So, when the waste gas after condenser 6 condensation was held through the cold side of heat exchanger 7, alright cool off the waste gas that holds through the hot side of heat exchanger 7 to reduce the temperature when waste gas gets into condenser 6, and then reduce condenser 6's energy consumption, reach the purpose of practicing thrift the cost.
On the basis of the above embodiment, in consideration of the specific location of the regeneration fan 8, it is preferable that the regeneration fan 8 is disposed between the heat exchanger 7 and the condenser 6, and the regeneration fan 8 is respectively communicated with the hot side end of the heat exchanger 7 and the inlet of the condenser 6. When the heater 5 heats the air flow flowing into the desorption area 12 of the zeolite rotating wheel 1, the heated air flow removes organic matters such as NMP adsorbed on the zeolite, so that the organic matters such as NMP and the like are conveyed to the hot side end of the heat exchanger 7 together with the air flow, when the waste gas condensed by the condenser 6 passes through the cold side end of the heat exchanger 7, the waste gas at the hot side end is cooled in a heat exchange manner, and the waste gas passing through the hot side end of the heat exchanger 7 passes through the regeneration fan 8 and is conveyed to the condenser 6 by the regeneration fan 8 for condensation.
On the basis of the above-described embodiment, in view of the specific selection of the heat exchanger 7, it is preferable that the heat exchanger 7 is a dividing wall type heat exchanger. The cold fluid and the hot fluid of the dividing wall type heat exchanger are separated by the solid wall surface, so that the cold fluid and the hot fluid respectively flow on two sides of the wall surface, and the fluids on two sides of the wall surface conduct heat in a heat exchange mode.
On the basis of the above embodiment, in consideration of the specific selection of the fans, it is preferable that the primary fan 2, the secondary fan 3, and the regeneration fan 8 are all axial flow fans. The axial flow fan does not twist the flow direction of media in the air pipe, is convenient to install, is installed in the air pipe or at the front end of an outlet of the air pipe, and can ensure the stability of the circulation of waste gas, thereby improving the effect of waste gas treatment. Of course, the primary fan 2, the secondary fan 3, and the regeneration fan 8 may be centrifugal fans, which are driven fluid machines that increase the pressure of gas and discharge the gas by the input mechanical energy. The centrifugal fan has the characteristics of simple installation and strong air volume and air pressure.
On the basis of any of the above embodiments, in consideration of the specific selection of the condenser 6, it is preferable that the condenser 6 is a water-cooled condenser. The water-cooled condenser uses water as a cooling medium to condense high-temperature and high-pressure gaseous refrigerant. Since the temperature of water is generally low in nature, the condensation temperature of the water-cooled condenser is low, and the cooling water used in the water-cooled condenser can be circulated and used at once. When recycled water is used, a cooling water tower or pool is provided to re-cool the water leaving the condenser 6 for reuse. Preferably, the opening degree of the corresponding cold source matched with the water-cooled condenser can be adjusted so as to meet the use requirement of equipment.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a panel trade exhaust-gas treatment's recovery plant has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The utility model provides a recovery plant of panel trade condensation waste gas, characterized in that, including zeolite runner (1) that is used for handling waste gas, be used for carrying waste gas extremely the primary air fan (2) of zeolite runner (1) and be used for with the secondary air fan (3) of gaseous discharge to chimney (4) after handling, zeolite runner (1) is including adsorption zone (11) and desorption district (12), primary air fan (2) with secondary air fan (3) respectively corresponding connect in the entry and the export of adsorption zone (11), the entry linkage in desorption district (12) is used for heating the heater (5) of air current, the exit linkage in desorption district (12) has regeneration fan (8), regeneration fan (8) are used for with the air current after heater (5) heating extremely desorption district (12) and with waste gas in desorption district (12) is carried to condenser (6), the inlet of the condenser (6) is communicated with the regeneration fan (8), and the outlet of the condenser (6) is communicated with the inlet of the adsorption area (11).
2. The recycling equipment for condensed exhaust gas in panel industry according to claim 1, wherein a heat exchanger (7) is further disposed between the condenser (6) and the desorption zone (12), a hot side end of the heat exchanger (7) is respectively communicated with an outlet of the desorption zone (12) and an inlet of the condenser (6), and a cold side end of the heat exchanger (7) is respectively communicated with an outlet of the condenser (6) and an inlet of the adsorption zone (11).
3. The recovery plant of the panel industry condensation exhaust gas according to claim 2, characterized in that the regeneration fan (8) is arranged between the heat exchanger (7) and the condenser (6), the regeneration fan (8) being in communication with the hot side end of the heat exchanger (7) and the inlet of the condenser (6), respectively.
4. The apparatus for recycling of condensed exhaust gases from the panel industry according to claim 3, wherein the heat exchanger (7) is a dividing wall heat exchanger.
5. The recovery plant of panel industry condensation exhaust gas according to claim 4, characterized in that the primary fan (2), the secondary fan (3) and the regeneration fan (8) are all centrifugal fans.
6. The recovery plant of condensed exhaust gases of the panel industry according to any one of claims 1 to 5, wherein the condenser (6) is a water-cooled condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920911015.1U CN210332182U (en) | 2019-06-17 | 2019-06-17 | Recovery plant of panel trade condensation waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920911015.1U CN210332182U (en) | 2019-06-17 | 2019-06-17 | Recovery plant of panel trade condensation waste gas |
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| Publication Number | Publication Date |
|---|---|
| CN210332182U true CN210332182U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920911015.1U Active CN210332182U (en) | 2019-06-17 | 2019-06-17 | Recovery plant of panel trade condensation waste gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111991989A (en) * | 2020-08-28 | 2020-11-27 | 江苏道蓬科技有限公司 | Organic waste gas treatment device and method with graphene material as adsorption medium |
| CN115400556A (en) * | 2022-08-23 | 2022-11-29 | 广州锦创环境科技有限公司 | Water-based ink drying and alcohol recovery system |
-
2019
- 2019-06-17 CN CN201920911015.1U patent/CN210332182U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111991989A (en) * | 2020-08-28 | 2020-11-27 | 江苏道蓬科技有限公司 | Organic waste gas treatment device and method with graphene material as adsorption medium |
| CN115400556A (en) * | 2022-08-23 | 2022-11-29 | 广州锦创环境科技有限公司 | Water-based ink drying and alcohol recovery system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
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Address after: No. 301 Huifa Road, Jiading District, Shanghai, 2018 Patentee after: Shanghai Shengjian Technology Co.,Ltd. Country or region after: China Address before: 201821 25F, Taihu Shijia International Building, 1198 De Fu Road, Jiading District, Shanghai Patentee before: SHANGHAI SHENGJIAN ENVIRONMENTAL SYSTEM TECHNOLOGY Co.,Ltd. Country or region before: China |