CN212881731U - Integrated organic waste gas treatment system for coupling molecular sieve adsorption and catalytic combustion - Google Patents
Integrated organic waste gas treatment system for coupling molecular sieve adsorption and catalytic combustion Download PDFInfo
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- CN212881731U CN212881731U CN202021294198.6U CN202021294198U CN212881731U CN 212881731 U CN212881731 U CN 212881731U CN 202021294198 U CN202021294198 U CN 202021294198U CN 212881731 U CN212881731 U CN 212881731U
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Abstract
The utility model discloses an integrated organic waste gas treatment system coupling molecular sieve adsorption and catalytic combustion, which comprises a molecular sieve adsorption subsystem, a thermal desorption subsystem, a catalytic combustion subsystem, an emission subsystem and a cooling/cold compensation subsystem; the catalytic combustion subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the discharge subsystem; the temperature reduction/cold supplement subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the catalytic combustion subsystem. The utility model discloses utilize the hot-air to let in molecular sieve adsorption subsystem, with the high concentration waste gas desorption of molecular sieve adsorption subsystem load, adsorb subsystem desorption in-process and catalytic combustion subsystem intensification in the molecular sieve in step, follow low temperature to the multi-level desorption of high temperature, not only ensured that the organic waste gas desorption of different boiling points is clean, can practice thrift the energy consumption moreover, realized environmental protection efficient exhaust-gas treatment.
Description
Technical Field
The utility model relates to an organic waste gas treatment system, especially a coupling molecular sieve adsorbs and catalytic combustion's integration organic waste gas treatment system belongs to the organic waste gas treatment field.
Background
Voc (volatile Organic compound) refers to a general name of volatile Organic compounds at normal temperature, Organic waste gases (VOCs) contain formaldehyde, xylene, toluene, acetone, butanone, halogen compounds and the like, a large amount of Organic waste gases are generated in the production and use processes in the industries of petrochemical industry, pharmacy, paint, coating, electronic manufacturing, surface anticorrosion, shoe manufacturing, printing, transportation and the like, most of the volatile Organic compounds have pungent smell, not only have great influence on air quality, but also cause harm to human health by direct contact, even damage to human nerve center and immune system, some volatile Organic compounds even have strong carcinogenicity, bring serious threat to life, and the characteristic of flammability of the Organic waste gases also causes potential safety hazard.
At present, the treatment requirement on organic waste gas is more and more strict, and the time requirement on environmental protection facilities on sewage discharge factories is more and more urgent. The waste gas treatment device for many medium and small enterprises has small air volume and low concentration of waste gas, adopts conventional waste gas treatment facilities, has a long period due to the need of factory processing main equipment, field installation equipment, pipelines, heat preservation and the like, and cannot meet the requirements of the medium and small enterprises on environment-friendly equipment; meanwhile, the investment is large, so that part of enterprises can evade to install environment-friendly facilities, and the environment is continuously polluted. The prior art also applies the molecular sieve fixed adsorption bed technology to the treatment of organic waste gas, but still has the technical problems that the molecular sieve fixed adsorption bed has large heat energy requirement, high energy consumption, incomplete desorption and large organic waste gas residue in an adsorbent in the desorption process, thereby shortening the service life of the molecular sieve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the weak point of above-mentioned prior art, a coupling molecular sieve adsorbs and catalytic combustion's integration organic waste gas treatment system is provided, this system utilizes hot-air to let in molecular sieve adsorption subsystem, with the high concentration waste gas desorption of molecular sieve adsorption subsystem load, in molecular sieve adsorption subsystem desorption in-process with catalytic combustion subsystem intensification in step, from low temperature to the multi-level desorption of high temperature, the organic waste gas desorption of different boiling points has not only been ensured totally, and can practice thrift the energy consumption, environmental protection efficient exhaust-gas treatment has been realized.
The purpose of the utility model can be achieved by adopting the following technical scheme:
an integrated organic waste gas treatment system coupling molecular sieve adsorption and catalytic combustion comprises a molecular sieve adsorption subsystem, a thermal desorption subsystem, a catalytic combustion subsystem, an emission subsystem and a cooling/cold-supplementing subsystem;
the catalytic combustion subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the discharge subsystem, and the molecular sieve adsorption subsystem is respectively communicated with the thermal desorption subsystem and the discharge subsystem; the catalytic combustion subsystem is used for introducing hot air obtained by heating the residual heat energy into the molecular sieve adsorption subsystem after adsorption saturation, and carrying out oxidative decomposition on high-concentration waste gas sent by the thermal desorption subsystem; the thermal desorption subsystem is used for blowing off the high-concentration waste gas loaded by the molecular sieve adsorption subsystem and sending the waste gas into the catalytic combustion subsystem; the exhaust subsystem is used for exhausting exhaust gas;
and the cooling/cold supplementing subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the catalytic combustion subsystem and is used for supplementing normal-temperature air to the system for cooling in the desorption process and after the desorption is completed.
Further, the molecular sieve adsorption subsystem comprises a first molecular sieve fixed adsorption bed, a second molecular sieve fixed adsorption bed and an adsorption fan;
the first molecular sieve fixed adsorption bed, the adsorption fan and the discharge subsystem are communicated in sequence to form a first adsorption line; the second molecular sieve fixed adsorption bed, the adsorption fan and the discharge subsystem are communicated in sequence to form a second adsorption line;
the first molecular sieve fixed adsorption bed is respectively communicated with the thermal desorption subsystem and the catalytic combustion subsystem, and the thermal desorption subsystem is communicated with the catalytic combustion subsystem to form a first desorption line; the second molecular sieve fixed adsorption bed is respectively communicated with the thermal desorption subsystem and the catalytic combustion subsystem, and the thermal desorption subsystem is communicated with the catalytic combustion subsystem to form a second desorption line.
Furthermore, a first pneumatic valve and a second pneumatic valve are respectively arranged at two ends of the first molecular sieve fixed adsorption bed of the first adsorption line;
and the second adsorption line is provided with a third pneumatic valve and a fourth pneumatic valve at two ends of the second molecular sieve fixed adsorption bed respectively.
Furthermore, a fifth pneumatic valve and a sixth pneumatic valve are respectively arranged at two ends of the first molecular sieve fixed adsorption bed of the first desorption line;
a seventh pneumatic valve and an eighth pneumatic valve are respectively arranged at two ends of the second molecular sieve fixed adsorption bed of the second desorption line;
ninth pneumatic valves are arranged on the first desorption line between the first molecular sieve fixed adsorption bed and the catalytic combustion subsystem, and the second desorption line between the second molecular sieve fixed adsorption bed and the catalytic combustion subsystem;
the first desorption circuit is arranged between the first molecular sieve fixed adsorption bed and the thermal desorption subsystem, and the second desorption circuit is arranged between the second molecular sieve fixed adsorption bed and the thermal desorption subsystem.
Furthermore, a tenth pneumatic valve is arranged between the cooling/cold supplementing subsystem and the first desorption line and between the cooling/cold supplementing subsystem and the second desorption line.
Furthermore, a cooling valve is arranged between the emission subsystem and the first desorption line and between the emission subsystem and the second desorption line.
Furthermore, an electric heating device and a catalytic device are arranged in the catalytic combustion subsystem, a heat exchange device is arranged at an outlet of the catalytic combustion subsystem, and the heat exchange device is used for exchanging heat and recovering residual heat energy in waste gas after combustion reaction of the catalytic combustion subsystem, heating normal-temperature air, and introducing the obtained hot air into the molecular sieve adsorption subsystem.
Further, the thermal desorption subsystem is a thermal desorption fan.
Further, the cooling/cooling subsystem is a cooling/cooling fan.
Further, the exhaust subsystem is an exhaust conduit.
The utility model discloses for prior art have following beneficial effect:
the utility model discloses molecular sieve adsorption subsystem has been set up, thermal desorption subsystem, catalytic combustion subsystem and emission subsystem, with conventional desorption mode after control desorption hot-air reaches the uniform temperature, maintain this temperature and continue desorption, when not reaching preset temperature the waste of heat energy is great than, the remaining heat energy recovery of rational utilization catalytic combustion subsystem is used for molecular sieve fixed bed desorption, in molecular sieve adsorption subsystem desorption process with catalytic combustion subsystem intensification in step, from low temperature to multi-level high temperature desorption, not only ensured that the organic waste gas of different boiling points is got rid of totally, and can practice thrift the energy consumption, environmental protection efficient exhaust-gas treatment has been realized; in addition, a cooling/cooling supplementing subsystem is further arranged, and normal-temperature air is supplemented to the system to be cooled in the desorption process and after the desorption is completed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an integrated organic waste gas treatment system of coupling molecular sieve adsorption and catalytic combustion according to an embodiment of the present invention.
The system comprises a catalytic combustion subsystem 1, a thermal desorption fan 2, a cooling/supplementing air fan 3, a discharge pipeline 4, a first molecular sieve fixed adsorption bed 5, a second molecular sieve fixed adsorption bed 6, an adsorption fan 7, a first pneumatic valve 8, a second pneumatic valve 9, a third pneumatic valve 10, a fourth pneumatic valve 11, a fifth pneumatic valve 12, a sixth pneumatic valve 13, a seventh pneumatic valve 14, an eighth pneumatic valve 15, a ninth pneumatic valve 16, a control valve 17, a tenth pneumatic valve 18, a cooling valve 19, an electric heating device 20, a catalytic device 21 and a heat exchange device 22.
Detailed Description
Embodiments of the present invention will be described below with reference to the accompanying drawings in which embodiments of the present invention are illustrated, and it is to be understood that the illustrated embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiment of the present invention, other embodiments obtained by a person of ordinary skill in the art without creative work all belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1, the embodiment provides an integrated organic waste gas treatment system coupling molecular sieve adsorption and catalytic combustion, the system includes a molecular sieve adsorption subsystem, a thermal desorption subsystem, a catalytic combustion subsystem 1, an exhaust subsystem and a cooling/cooling subsystem, the catalytic combustion subsystem 1 is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the exhaust subsystem, the molecular sieve adsorption subsystem is respectively communicated with the thermal desorption subsystem and the exhaust subsystem, and the cooling/cooling subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the catalytic combustion subsystem 1; in this embodiment, the thermal desorption subsystem is a thermal desorption fan 2, the cooling/cooling subsystem is a cooling/cooling fan 3, and the discharge subsystem is a discharge pipe 4.
The organic waste gas is defined as two kinds, wherein the first kind is derived from directly-discharged low-concentration waste gas under the working condition, and the second kind is derived from high-concentration waste gas desorbed after the molecular sieve adsorption subsystem is saturated in adsorption; for low-concentration waste gas, the low-concentration waste gas directly enters a molecular sieve adsorption system for adsorption and is discharged by a discharge pipeline 4; for high-concentration waste gas, the catalytic combustion subsystem 1 introduces hot air obtained by heating residual heat energy into the molecular sieve adsorption subsystem after adsorption saturation, the thermal desorption fan 3 blows off the high-concentration waste gas loaded by the molecular sieve adsorption subsystem and sends the high-concentration waste gas into the catalytic combustion subsystem 1 for oxidative decomposition to realize purification, and the concentration of the waste gas subjected to oxidative decomposition by the catalytic combustion subsystem 1 can be greatly reduced and is discharged by the discharge pipeline 4. The cooling/supplementing air blower 3 can cool the system supplementing normal temperature air in the desorption process and after the desorption is completed.
Further, the molecular sieve adsorption subsystem comprises a first molecular sieve fixed adsorption bed 5, a second molecular sieve fixed adsorption bed 6 and an adsorption fan 7, and molecular sieve adsorbents are arranged in the first molecular sieve fixed adsorption bed 5 and the second molecular sieve fixed adsorption bed 6.
The first molecular sieve fixed adsorption bed 5, the adsorption fan 7 and the discharge pipeline 4 are communicated in sequence to form a first adsorption line; the second molecular sieve fixed adsorption bed 6, the adsorption fan 7 and the discharge pipeline 4 are communicated in sequence to form a second adsorption line; the first molecular sieve fixed adsorption bed 5 is respectively communicated with the thermal desorption fan 2 and the catalytic combustion subsystem 1, and the thermal desorption fan 2 is communicated with the catalytic combustion subsystem 1 to form a first desorption line; the second molecular sieve fixed adsorption bed is respectively communicated with the thermal desorption fan 2 and the catalytic combustion subsystem 1, and the thermal desorption fan 2 is communicated with the catalytic combustion subsystem 1 to form a second desorption line.
Specifically, a first pneumatic valve 8 and a second pneumatic valve 9 are respectively arranged at two ends of a first molecular sieve fixed adsorption bed 5 of the first adsorption line; the second adsorption line is provided with a third pneumatic valve 10 and a fourth pneumatic valve 11 at two ends of the second molecular sieve fixed adsorption bed 6 respectively; a fifth pneumatic valve 12 and a sixth pneumatic valve 13 are respectively arranged at the two ends of the first molecular sieve fixed adsorption bed 5 of the first desorption line; a seventh pneumatic valve 14 and an eighth pneumatic valve 15 are respectively arranged at two ends of the second molecular sieve fixed adsorption bed 6 of the second desorption line; ninth pneumatic valves 16 are respectively arranged on the first desorption line between the first molecular sieve fixed adsorption bed 5 and the catalytic combustion subsystem 1, and the second desorption line between the second molecular sieve fixed adsorption bed 6 and the catalytic combustion subsystem 1; the first desorption line is arranged between the first molecular sieve fixed adsorption bed 5 and the thermal desorption fan 2, and the second desorption line is arranged between the second molecular sieve fixed adsorption bed 6 and the thermal desorption fan 2 and is provided with a control valve 17; a tenth pneumatic valve 18 is arranged between the cooling/cold compensating subsystem and the first desorption line and between the cooling/cold compensating subsystem and the second desorption line; a cooling valve 19 is arranged between the discharge pipeline 4 and the first desorption line and between the discharge pipeline and the second desorption line.
Further, an electric heating device 20 and a catalytic device 21 are arranged in the catalytic combustion subsystem 1, a catalyst is arranged in the catalytic device 21, a heat exchange device 22 is arranged at an outlet of the catalytic combustion subsystem 1, the heat exchange device 22 can exchange heat to recover residual heat energy in waste gas after combustion reaction of the catalytic combustion subsystem 1, fresh normal-temperature air is heated, and the obtained hot air is introduced into the molecular sieve adsorption subsystem.
The working principle of the integrated organic waste gas treatment system for coupling molecular sieve adsorption and catalytic combustion is as follows:
A. in a normal working state, only one of the first molecular sieve fixed adsorption bed 5 and the second molecular sieve fixed adsorption bed 6 is in an adsorption state, the adsorption state of the first molecular sieve fixed adsorption bed 5 is realized by opening the first pneumatic valve 8 and the second pneumatic valve 9 and simultaneously closing the fifth pneumatic valve 12 and the sixth pneumatic valve 13, or the adsorption state of the second molecular sieve fixed adsorption bed 6 is realized by opening the third pneumatic valve 10 and the fourth pneumatic valve 11 and simultaneously closing the seventh pneumatic valve 12 and the eighth pneumatic valve 13; in the adsorption state, the low-concentration exhaust gas passes through the molecular sieve fixed adsorption bed (the first molecular sieve fixed adsorption bed 5 or the second molecular sieve fixed adsorption bed 6) under the action of the traction force of the adsorption fan 7, organic molecules in the exhaust gas are enriched on the surface of the molecular sieve adsorbent due to the physical adsorption effect of the molecular sieve adsorbent, the concentration of the exhaust gas is reduced, and the exhaust gas enters the discharge pipeline 4 for discharge under the action of the adsorption fan 7 after adsorption.
B. In a desorption working state, one of the first molecular sieve fixed adsorption bed 5 and the second molecular sieve fixed adsorption bed 6 is in a desorption state, the desorption state of the first molecular sieve fixed adsorption bed 5 is realized by closing the first pneumatic valve 8 and the second pneumatic valve 9 and simultaneously opening the fifth pneumatic valve 12 and the sixth pneumatic valve 13, or the desorption state of the second molecular sieve fixed adsorption bed 6 is realized by simultaneously opening the seventh pneumatic valve 12 and the eighth pneumatic valve 13 through the third pneumatic valve 10 and the fourth pneumatic valve 11; in a desorption state, starting an electric heating device 20 in the catalytic combustion subsystem 1, preheating the catalytic combustion subsystem 1 until the temperature reaches 120 ℃, then starting a control valve 17, starting a thermal desorption fan 2, simultaneously adjusting the control valve 17 of a desorption target molecular sieve fixed adsorption bed (a first molecular sieve fixed adsorption bed 5 or a second molecular sieve fixed adsorption bed 6), allowing normal-temperature air to pass through a heat exchange device 22 under the traction action of the thermal desorption fan 2, performing heat exchange with hot gas generated by the catalytic combustion subsystem 1, heating the normal-temperature air to 60 ℃, introducing the normal-temperature air into the molecular sieve fixed adsorption bed, continuously removing high-concentration waste gas with the boiling point lower than 60 ℃ and entering the catalytic combustion subsystem 1, realizing oxidative decomposition under the continuous heating of the electric heating device 20 and the catalytic reaction of the catalytic device 21, simultaneously discharging a certain amount of heat energy, and continuously exchanging heat for the heat exchange device 22, meanwhile, the temperature of the air after heat exchange by the heat exchange device 22 is continuously increased along with the increase of the combustion temperature of the combustion subsystem 1; when the temperature of the catalytic combustion subsystem 1 is raised to about 300 ℃, the temperature of the desorbed hot air can reach more than 120 ℃, high-concentration waste gas enriched in the molecular sieve adsorbent is further removed, and the desorbed high-concentration waste gas is continuously supplied to the catalytic combustion subsystem 1 for oxidation decomposition reaction, so that self-heating circulation and dynamic balance of the system are formed; if necessary, the temperature of the catalytic combustion subsystem 1 can be continuously raised to 400 ℃, the temperature of the desorbed hot air can reach over 180 ℃, residual waste gas in the molecular sieve adsorbent is further blown off, the reaction temperature of the catalytic combustion subsystem 1 can ensure that the waste gas is completely combusted, even if the concentration of the waste gas removed from the tail end is reduced, the waste gas can be fully decomposed in the catalytic combustion subsystem 1, and the waste gas combusted by the catalytic combustion subsystem 1 is communicated with the discharge pipeline 4 for discharge after heat exchange through the heat exchange device 22.
C. After the desorption is finished, the ninth pneumatic valve 16 is closed, the tenth pneumatic valve 18 and the cooling/supplementing air blower 3 are opened, normal-temperature air is supplemented to cool the molecular sieve fixed adsorption bed and the catalytic combustion subsystem 1, and the desorption is finished after the temperature is reduced; at this moment, if another set of molecular sieve fixed adsorption bed needs to be desorbed, the control valve 17 needs to be closed in the cooling process, and the cooling valve 19 is opened, at this moment, the catalytic combustion subsystem 1 continuously operates and does not take cooling measures, after the molecular sieve fixed adsorption bed completes cooling and is switched to the adsorption working state, the cooling valve 19 is closed, the control valve 17 is opened, and through the above manner, the control valve 17 is adjusted to the desorption target molecular sieve fixed adsorption bed, so that the desorption line of the target molecular sieve fixed adsorption bed is ensured to be smooth, and the desorption procedure is performed.
To sum up, the utility model discloses set up molecular sieve adsorption subsystem, thermal desorption subsystem, catalytic combustion subsystem and emission subsystem, with conventional desorption mode after control desorption hot-air reaches the uniform temperature, maintain this temperature and continue desorption, when not reaching preset temperature the waste of heat energy is great compare, the remaining heat recovery of rational utilization catalytic combustion subsystem is used for molecular sieve fixed bed desorption, in the desorption process of molecular sieve adsorption subsystem with catalytic combustion subsystem intensification in step, from low temperature to high temperature multi-level desorption, not only guaranteed that the organic waste gas of different boiling points gets rid of totally, and can practice thrift the energy consumption, environmental protection efficient waste gas treatment has been realized; in addition, a cooling/cooling supplementing subsystem is further arranged, and normal-temperature air is supplemented to the system to be cooled in the desorption process and after the desorption is completed.
The above, only be the embodiment of the utility model discloses a patent preferred, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel who is familiar with this technical field are in the utility model discloses a within range, according to the utility model discloses a technical scheme and utility model design equivalence substitution or change all belong to the protection scope of the utility model patent.
Claims (10)
1. An integrated organic waste gas treatment system for coupling molecular sieve adsorption and catalytic combustion is characterized by comprising a molecular sieve adsorption subsystem, a thermal desorption subsystem, a catalytic combustion subsystem, an emission subsystem and a cooling/cold supplementing subsystem;
the catalytic combustion subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the discharge subsystem, and the molecular sieve adsorption subsystem is respectively communicated with the thermal desorption subsystem and the discharge subsystem; the catalytic combustion subsystem is used for introducing hot air obtained by heating the residual heat energy into the molecular sieve adsorption subsystem after adsorption saturation, and carrying out oxidative decomposition on high-concentration waste gas sent by the thermal desorption subsystem; the thermal desorption subsystem is used for blowing off the high-concentration waste gas loaded by the molecular sieve adsorption subsystem and sending the waste gas into the catalytic combustion subsystem; the exhaust subsystem is used for exhausting exhaust gas;
and the cooling/cold supplementing subsystem is respectively communicated with the molecular sieve adsorption subsystem, the thermal desorption subsystem and the catalytic combustion subsystem and is used for supplementing normal-temperature air to the system for cooling in the desorption process and after the desorption is completed.
2. The integrated organic waste gas treatment system of claim 1, wherein the molecular sieve adsorption subsystem comprises a first molecular sieve fixed adsorption bed, a second molecular sieve fixed adsorption bed and an adsorption fan;
the first molecular sieve fixed adsorption bed, the adsorption fan and the discharge subsystem are communicated in sequence to form a first adsorption line; the second molecular sieve fixed adsorption bed, the adsorption fan and the discharge subsystem are communicated in sequence to form a second adsorption line;
the first molecular sieve fixed adsorption bed is respectively communicated with the thermal desorption subsystem and the catalytic combustion subsystem, and the thermal desorption subsystem is communicated with the catalytic combustion subsystem to form a first desorption line; the second molecular sieve fixed adsorption bed is respectively communicated with the thermal desorption subsystem and the catalytic combustion subsystem, and the thermal desorption subsystem is communicated with the catalytic combustion subsystem to form a second desorption line.
3. The integrated organic waste gas treatment system according to claim 2, wherein the first adsorption line is provided with a first pneumatic valve and a second pneumatic valve at two ends of the first molecular sieve fixed adsorption bed respectively;
and the second adsorption line is provided with a third pneumatic valve and a fourth pneumatic valve at two ends of the second molecular sieve fixed adsorption bed respectively.
4. The integrated organic waste gas treatment system according to claim 2, wherein the first desorption line is provided with a fifth pneumatic valve and a sixth pneumatic valve at two ends of the first molecular sieve fixed adsorption bed respectively;
a seventh pneumatic valve and an eighth pneumatic valve are respectively arranged at two ends of the second molecular sieve fixed adsorption bed of the second desorption line;
ninth pneumatic valves are arranged on the first desorption line between the first molecular sieve fixed adsorption bed and the catalytic combustion subsystem, and the second desorption line between the second molecular sieve fixed adsorption bed and the catalytic combustion subsystem;
the first desorption circuit is arranged between the first molecular sieve fixed adsorption bed and the thermal desorption subsystem, and the second desorption circuit is arranged between the second molecular sieve fixed adsorption bed and the thermal desorption subsystem.
5. The integrated organic waste gas treatment system according to claim 2, wherein a tenth pneumatic valve is arranged between the temperature reduction/cold compensation subsystem and the first desorption line and the second desorption line.
6. The integrated organic waste gas treatment system according to claim 2, wherein a temperature reduction valve is arranged between the emission subsystem and the first desorption line and between the emission subsystem and the second desorption line.
7. The integrated organic waste gas treatment system according to any one of claims 1 to 6, wherein an electric heating device and a catalytic device are arranged in the catalytic combustion subsystem, a heat exchange device is arranged at an outlet of the catalytic combustion subsystem, and the heat exchange device is used for exchanging heat and recovering residual heat energy in waste gas after combustion reaction of the catalytic combustion subsystem, heating normal temperature air, and introducing the heated hot air into the molecular sieve adsorption subsystem.
8. The integrated organic waste gas treatment system according to any one of claims 1 to 6, wherein the thermal desorption subsystem is a thermal desorption fan.
9. The integrated organic waste gas treatment system according to any one of claims 1 to 6, wherein the cooling/supplementary cooling subsystem is a cooling/supplementary cooling fan.
10. The integrated organic waste gas treatment system according to any one of claims 1 to 6, wherein the exhaust subsystem is an exhaust conduit.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113082969A (en) * | 2021-04-07 | 2021-07-09 | 唐锦婷 | Exhaust gas treatment system |
CN114699868A (en) * | 2022-05-25 | 2022-07-05 | 河南恒赛尔汽配有限公司 | Industrial waste gas multistage treatment process |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113082969A (en) * | 2021-04-07 | 2021-07-09 | 唐锦婷 | Exhaust gas treatment system |
CN113082969B (en) * | 2021-04-07 | 2024-01-23 | 唐锦婷 | Exhaust gas treatment system |
CN114699868A (en) * | 2022-05-25 | 2022-07-05 | 河南恒赛尔汽配有限公司 | Industrial waste gas multistage treatment process |
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