CN114011204A - Device and method for prolonging service life of activated carbon - Google Patents
Device and method for prolonging service life of activated carbon Download PDFInfo
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- CN114011204A CN114011204A CN202111523271.1A CN202111523271A CN114011204A CN 114011204 A CN114011204 A CN 114011204A CN 202111523271 A CN202111523271 A CN 202111523271A CN 114011204 A CN114011204 A CN 114011204A
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- activated carbon
- absorption tower
- carbon absorption
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 321
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 128
- 239000007789 gas Substances 0.000 claims abstract description 75
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 59
- 238000001179 sorption measurement Methods 0.000 claims abstract description 23
- 239000010815 organic waste Substances 0.000 claims abstract description 12
- 238000003795 desorption Methods 0.000 claims abstract description 5
- 230000008929 regeneration Effects 0.000 claims abstract description 5
- 238000011069 regeneration method Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 21
- 238000011084 recovery Methods 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 9
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000010793 Steam injection (oil industry) Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 description 5
- 238000006303 photolysis reaction Methods 0.000 description 3
- 230000015843 photosynthesis, light reaction Effects 0.000 description 3
- 239000002920 hazardous waste Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- B01D53/04—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 with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0438—Cooling or heating systems
-
- 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
- B01D53/04—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 with stationary adsorbents
- B01D53/0454—Controlling adsorption
-
- 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
-
- 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
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a device and a method for prolonging the service life of activated carbon, wherein the device comprises: the gas collecting tank is provided with an inlet and an outlet; the activated carbon absorption tower comprises a first activated carbon absorption tower and a second activated carbon absorption tower, the activated carbon absorption tower comprises a gas inlet, a gas outlet, a steam inlet and a steam outlet, the gas inlet is connected with the outlet of the gas collection tank through a pipeline, and the gas outlet is connected with the exhaust funnel through a pipeline; the steam device is respectively connected with the steam inlets of the first activated carbon absorption tower and the second activated carbon absorption tower through pipelines; the condenser is connected with a steam outlet of the active carbon absorption tower through a pipeline. This application utilizes active carbon to administer organic waste gas has that equipment investment is low, purification efficiency is high, the low characteristics of running resistance, sets up steam system in active carbon adsorption tower department, and the stage is carried out desorption regeneration to active carbon, can effectively guarantee the adsorption efficiency and the life of active carbon.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to a device and a method for prolonging the service life of activated carbon.
Background
At present, the organic waste gas treatment methods mainly comprise an activated carbon adsorption method, a low-temperature plasma method, a combustion method and a UV (ultraviolet) photolysis method. The activated carbon adsorption method uses porous activated carbon, diatomite, anthracite, etc. to adsorb organic gas molecules on the surface of the activated carbon, thereby purifying the exhaust gas. This is because the surface of activated carbon has unbalanced and unsaturated molecular attraction and chemical bonding forces, so that when the surface of activated carbon comes into contact with gas, the gas molecules are attracted, concentrated and retained on the surface of activated carbon, a phenomenon known as adsorption. The organic waste gas is contacted with the active carbon by utilizing the adsorption capacity of the surface of the active carbon, and pollutants in the waste gas are adsorbed on the surface of the active carbon to be separated from the gas mixture, thereby achieving the aim of purification.
In the prior art, waste gas is subjected to photolysis treatment and then directly connected with an activated carbon adsorption tower, and the adsorbed gas is discharged through an exhaust funnel. The activated carbon adsorption method has the advantages of high purification rate, simple operation and low investment. However, it is necessary to replace the activated carbon with a new one after saturation of the adsorption, which requires a high cost, and the replaced activated carbon after saturation also requires a professional to perform hazardous waste treatment, which results in a high operation cost.
In view of the above, it is desirable to design a device and a method for increasing the service life of activated carbon.
Disclosure of Invention
The invention aims to provide a device and a method for prolonging the service life of activated carbon, which overcome the defects in the prior art and solve the problems of high replacement frequency and short service life of the activated carbon.
The technical problem to be solved by the invention is realized by the following technical scheme:
an apparatus for increasing the useful life of activated carbon, comprising:
the gas collecting tank is provided with an inlet and an outlet, and the inlet is used for receiving the organic waste gas from the gas collecting hood and/or the pipeline;
the active carbon absorption tower comprises a first active carbon absorption tower and a second active carbon absorption tower, wherein the first active carbon absorption tower and the second active carbon absorption tower respectively comprise an air inlet, an air outlet, a steam inlet and a steam outlet, the air inlets of the two active carbon absorption towers are respectively connected with the outlet of the air collecting tank through pipelines, and the air outlets of the two active carbon absorption towers are respectively connected with the exhaust funnel through pipelines;
the steam device is respectively connected with the steam inlets of the first activated carbon absorption tower and the second activated carbon absorption tower through pipelines so as to spray steam from the steam inlets and evaporate the solvent adsorbed in the first activated carbon absorption tower or the second activated carbon absorption tower;
and the condenser is respectively connected with the steam outlets of the first activated carbon absorption tower and the second activated carbon absorption tower through pipelines and is used for condensing the steam with the solvent into liquid.
Preferably, one end of the condenser, which is far away from the first activated carbon absorption tower and the second activated carbon absorption tower, is connected with an inlet of the gas collecting tank for circular treatment of the organic waste gas.
Preferably, the device for prolonging the service life of the activated carbon further comprises a liquid recovery device, and the liquid recovery device is connected with the condenser and is used for receiving the condensed liquid.
Preferably, the steam inlet is arranged at the bottom of the first activated carbon absorption tower and the second activated carbon absorption tower so as to facilitate the steam to be sprayed into the towers from the bottoms of the towers.
Preferably, a control valve is respectively arranged on a pipeline between the gas collecting tank and the first activated carbon absorption tower and a pipeline between the gas collecting tank and the second activated carbon absorption tower.
Preferably, control valves are respectively arranged on pipelines between the exhaust funnel and the first activated carbon absorption tower and the second activated carbon absorption tower.
Preferably, control valves are respectively arranged on pipelines between the steam device and the first activated carbon absorption tower and the second activated carbon absorption tower.
Preferably, a control valve is arranged on a pipeline between the condenser and the first activated carbon absorption tower and the second activated carbon absorption tower.
Preferably, a control valve is arranged on a pipeline between the condenser and the inlet.
The method for prolonging the service life of the activated carbon is completed by using the device, and comprises the following steps:
1) after the device is assembled, switching on control valves of the first active carbon absorption tower, the gas collecting tank and the exhaust funnel, closing the control valve between the first active carbon absorption tower and the steam device, closing the control valve between the second active carbon absorption tower, the gas collecting tank and the exhaust funnel, and closing the control valve between the condenser and the first active carbon absorption tower and the second active carbon absorption tower, so that the first active carbon absorption tower starts to adsorb;
2) when the adsorption of the activated carbon in the first activated carbon absorption tower is saturated, closing a control valve between the first activated carbon absorption tower and the gas collecting tank and between the first activated carbon absorption tower and the gas exhaust cylinder; opening a control valve between the second activated carbon absorption tower and the gas collection tank and between the second activated carbon absorption tower and the exhaust funnel, continuing to perform adsorption, and continuing to perform adsorption by using the second activated carbon absorption tower;
3) connecting a control valve between the first activated carbon absorption tower and the steam device and between the first activated carbon absorption tower and the condenser, and introducing steam to carry out desorption regeneration on activated carbon in the first activated carbon absorption tower;
4) steam provided by the steam device is sprayed into the tower bottom of the first active carbon absorption tower, a solvent adsorbed in the active carbon is evaporated, the evaporated gas is discharged from a steam outlet and enters a condenser, and the condensed liquid enters a liquid recovery device;
5) and opening a control valve between the condenser and an inlet of the gas collecting tank, and enabling the condenser to discharge the gas to enter the gas collecting tank again through a pipeline for cyclic treatment.
The technical scheme of the invention has the following beneficial effects:
this application utilizes active carbon to administer organic waste gas has that equipment investment is low, purification efficiency is high, the low characteristics of running resistance, sets up steam system in active carbon adsorption tower department, and the stage is carried out desorption regeneration to active carbon, can effectively guarantee the adsorption efficiency and the life of active carbon.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a flow chart of a prior art activated carbon treatment of organic waste gas.
FIG. 2 is a flow chart of the method for increasing the service life of activated carbon according to the present invention.
Fig. 3 is a schematic view of the device for improving the service life of the activated carbon.
Wherein: 1-a gas collecting tank, 11-an inlet, 12-an outlet, 21-a first activated carbon absorption tower, 22-a second activated carbon absorption tower, 23-a gas inlet, 24-a gas outlet, 25-a steam inlet, 26-a steam outlet, 3-an exhaust funnel, 4-a steam device, 5-a condenser and 6-a liquid recovery device.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
As shown in fig. 2 and 3: an apparatus for increasing the useful life of activated carbon, comprising: a gas collecting tank 1, an activated carbon absorption tower, an exhaust funnel 3, a steam device 4, a condenser 5 and a liquid recovery device 6. In the following details (the direction of the arrows in the figure is the direction of the gas or liquid flow):
the gas collection tank 1 is provided with an inlet 11 and an outlet 12, the inlet 11 being used for receiving organic waste gas from the gas collection hood and/or the pipeline. The organic waste gas is a waste gas subjected to a preliminary treatment (UV photolysis, etc.).
The activated carbon absorption tower comprises a first activated carbon absorption tower 21 and a second activated carbon absorption tower 22, the first activated carbon absorption tower 21 and the second activated carbon absorption tower 22 respectively comprise an air inlet 23, an air outlet 24, a steam inlet 25 and a steam outlet 26, the air inlets 23 of the two activated carbon absorption towers are respectively connected with the outlet 12 of the gas collecting tank 1 through pipelines, and the air outlets 24 are respectively connected with the exhaust funnel 3 through pipelines;
the steam device 4 is respectively connected with the steam inlets 25 of the first activated carbon absorption tower 21 and the second activated carbon absorption tower 22 through pipelines so as to spray steam from the steam inlets 25 and evaporate the solvent adsorbed in the first activated carbon absorption tower 21 or the second activated carbon absorption tower 22;
the condenser 5 is connected to vapor outlets 26 of the first activated carbon absorption tower 21 and the second activated carbon absorption tower 22 through pipes, respectively, for condensing the vapor with the solvent into a liquid.
Further, one end of the condenser 5, which is far away from the first activated carbon absorption tower 21 and the second activated carbon absorption tower 22, is connected with the inlet 11 of the gas collecting tank 1 for the circulating treatment of the organic waste gas.
Further, the device for prolonging the service life of the activated carbon also comprises a liquid recovery device 6, and the liquid recovery device 6 is connected with the condenser 5 and used for receiving the condensed liquid.
Further, a vapor inlet 25 is provided at the bottom of the first activated carbon absorption tower 21 and the second activated carbon absorption tower 22 to facilitate the injection of vapor into the towers from the bottoms thereof.
Furthermore, control valves are respectively arranged on pipelines between the gas collecting tank 1 and the first activated carbon absorption tower 21 and the second activated carbon absorption tower 22. Control valves are respectively arranged on pipelines between the exhaust funnel 3 and the first active carbon absorption tower 21 and the second active carbon absorption tower 22. Control valves are respectively arranged on pipelines between the steam device 4 and the first active carbon absorption tower 21 and the second active carbon absorption tower 22. A control valve is arranged on a pipeline between the condenser 5 and the first active carbon absorption tower 21 and the second active carbon absorption tower 22. A control valve is provided in the line between the condenser 5 and the inlet 11.
The method for prolonging the service life of the activated carbon is completed by using the device, and comprises the following steps:
1) after the device is assembled, the control valves of the first active carbon absorption tower 21, the gas collecting tank 1 and the exhaust funnel 3 are switched on, the control valve between the first active carbon absorption tower 21 and the steam device 4 is closed, the control valve between the second active carbon absorption tower 22 and the gas collecting tank 1 and the exhaust funnel 3 is closed, the control valve between the condenser 5 and the first active carbon absorption tower 21 and the second active carbon absorption tower 22 is closed, and the first active carbon absorption tower 21 starts to adsorb;
2) when the adsorption of the activated carbon in the first activated carbon absorption tower 21 is saturated, the control valve between the first activated carbon absorption tower and the gas collecting tank 1 and the control valve between the first activated carbon absorption tower and the exhaust funnel 3 are closed; opening a control valve between the second activated carbon absorption tower 22 and the gas collecting tank 1 and the exhaust funnel 3, continuing to perform adsorption, and continuing to perform adsorption by using the second activated carbon absorption tower 22;
3) a control valve between the first active carbon absorption tower 21 and the steam device 4 and between the first active carbon absorption tower and the condenser is communicated, and steam enters to carry out desorption regeneration on the active carbon in the first active carbon absorption tower 21;
4) steam provided by the steam device 4 is sprayed into the bottom of the first active carbon absorption tower 21, a solvent adsorbed in the active carbon is evaporated, the evaporated gas is discharged from a steam outlet 26 and enters the condenser 5, and the condensed liquid enters the liquid recovery device 6 and is disposed according to hazardous waste;
5) and (3) opening a control valve between the condenser 5 and the inlet of the gas collecting tank 1, and enabling the condenser to discharge the gas to enter the gas collecting tank 1 again through a pipeline for cyclic treatment.
In the prior art (as shown in fig. 1), the treatment method is to photolyze the waste gas and directly connect the waste gas to an activated carbon adsorption tower, and the adsorbed gas is discharged through an exhaust funnel. The method needs to replace new active carbon after the adsorption saturation, the cost is needed for replacing the active carbon, the replaced active carbon after the saturation needs to find professional personnel for dangerous waste treatment, and the operation cost is high. The method well solves the problems of high replacement frequency and short service life of the activated carbon.
Although the present invention has been described with reference to the above embodiments, it should be understood that the present invention is not limited thereto, and various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present invention.
Claims (10)
1. An apparatus for increasing the service life of activated carbon, comprising:
the device comprises a gas collecting tank (1), wherein an inlet (11) and an outlet (12) are arranged on the gas collecting tank (1), and the inlet (11) is used for receiving organic waste gas from a gas collecting hood and/or a pipeline;
the active carbon absorption tower comprises a first active carbon absorption tower (21) and a second active carbon absorption tower (22), wherein the first active carbon absorption tower (21) and the second active carbon absorption tower (22) respectively comprise a gas inlet (23), a gas outlet (24), a steam inlet (25) and a steam outlet (26), the gas inlets (23) of the two active carbon absorption towers are respectively connected with an outlet (12) of the gas collection tank (1) through a pipeline, and the gas outlets (24) are respectively connected with the exhaust funnel (3) through a pipeline;
a steam device (4) which is respectively connected with the steam inlets (25) of the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22) through pipelines so as to spray steam from the steam inlets (25) and evaporate the solvent adsorbed in the first activated carbon absorption tower (21) or the second activated carbon absorption tower (22);
and the condenser (5) is respectively connected with the vapor outlets (26) of the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22) through pipelines and is used for condensing the vapor with the solvent into liquid.
2. The device for improving the service life of the activated carbon according to claim 1, wherein one end of the condenser (5) far away from the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22) is connected with the inlet (11) of the gas collecting tank (1) for the circulation treatment of the organic waste gas.
3. The device for improving the service life of activated carbon according to claim 1, further comprising a liquid recovery device (6), wherein the liquid recovery device (6) is connected with the condenser (5) for receiving the condensed liquid.
4. The apparatus for increasing the service life of activated carbon according to claim 1, wherein the steam inlet (25) is provided at the bottom of the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22) to facilitate steam injection into the towers from the bottom of the towers.
5. The device for prolonging the service life of the activated carbon according to claim 1, wherein a control valve is respectively arranged on a pipeline between the gas collecting tank (1) and the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22).
6. The device for improving the service life of the activated carbon according to claim 1, wherein a control valve is respectively arranged on a pipeline between the exhaust funnel (3) and the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22).
7. The device for improving the service life of the activated carbon according to claim 1, wherein a control valve is respectively arranged on a pipeline between the steam device (4) and the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22).
8. The device for improving the service life of activated carbon according to claim 1, wherein a control valve is arranged on a pipeline between the condenser (5) and the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22).
9. Device for increasing the service life of activated carbon according to claim 1, characterized in that a control valve is arranged on the line between the condenser (5) and the inlet (11).
10. A method for increasing the service life of activated carbon, wherein the method is performed by using the apparatus of any one of claims 1 to 9, comprising the steps of:
1) after the device is assembled, switching on a control valve between a first activated carbon absorption tower (21) and a gas collecting tank (1) and a control valve between an exhaust stack (3), closing the control valve between the first activated carbon absorption tower (21) and a steam device (4), closing the control valve between a second activated carbon absorption tower (22) and the gas collecting tank (1) and the exhaust stack (3), closing the control valve between a condenser (5) and the first activated carbon absorption tower (21) and the second activated carbon absorption tower (22), and starting adsorption of the first activated carbon absorption tower (21);
2) when the adsorption of the activated carbon in the first activated carbon absorption tower (21) is saturated, closing a control valve between the first activated carbon absorption tower and the gas collecting tank (1) and between the first activated carbon absorption tower and the exhaust funnel (3); opening a control valve between the second activated carbon absorption tower (22) and the gas collecting tank (1) and the exhaust funnel (3), continuing to perform adsorption, and continuing to perform adsorption by using the second activated carbon absorption tower (22);
3) a control valve between the first active carbon absorption tower (21) and the steam device (4) and the condenser is communicated, and steam enters to carry out desorption regeneration on the active carbon in the first active carbon absorption tower (21);
4) steam provided by the steam device (4) is sprayed into the bottom of the first active carbon absorption tower (21) to evaporate the solvent adsorbed in the active carbon, the evaporated gas is discharged from a steam outlet (26) and enters a condenser (5), and the condensed liquid enters a liquid recovery device (6);
5) and (3) opening a control valve between the condenser (5) and the inlet of the gas collection tank (1), and enabling the condenser to discharge the gas to enter the gas collection tank (1) again through a pipeline for cyclic treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111523271.1A CN114011204A (en) | 2021-12-13 | 2021-12-13 | Device and method for prolonging service life of activated carbon |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111523271.1A CN114011204A (en) | 2021-12-13 | 2021-12-13 | Device and method for prolonging service life of activated carbon |
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| CN114011204A true CN114011204A (en) | 2022-02-08 |
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| CN202111523271.1A Pending CN114011204A (en) | 2021-12-13 | 2021-12-13 | Device and method for prolonging service life of activated carbon |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102772981A (en) * | 2012-03-12 | 2012-11-14 | 甘肃银光聚银化工有限公司 | Device for continuously adsorbing and desorbing organic waste gas by using active carbon |
| CN106110833A (en) * | 2016-07-28 | 2016-11-16 | 兰州大学 | A kind of new technology processing industry VOCs waste gas |
| CN205886521U (en) * | 2016-07-22 | 2017-01-18 | 杭州才联环保科技有限公司 | Organic waste gas activated carbon particle adsorption recovery device |
| CN113731109A (en) * | 2021-10-11 | 2021-12-03 | 浙江省环境工程有限公司 | Method and device for synchronously treating carbon fiber desorption steam and organic waste gas carried by carbon fiber desorption steam through internal circulation |
| CN216418835U (en) * | 2021-12-13 | 2022-05-03 | 红云红河烟草(集团)有限责任公司 | Device for prolonging service life of activated carbon |
-
2021
- 2021-12-13 CN CN202111523271.1A patent/CN114011204A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102772981A (en) * | 2012-03-12 | 2012-11-14 | 甘肃银光聚银化工有限公司 | Device for continuously adsorbing and desorbing organic waste gas by using active carbon |
| CN205886521U (en) * | 2016-07-22 | 2017-01-18 | 杭州才联环保科技有限公司 | Organic waste gas activated carbon particle adsorption recovery device |
| CN106110833A (en) * | 2016-07-28 | 2016-11-16 | 兰州大学 | A kind of new technology processing industry VOCs waste gas |
| CN113731109A (en) * | 2021-10-11 | 2021-12-03 | 浙江省环境工程有限公司 | Method and device for synchronously treating carbon fiber desorption steam and organic waste gas carried by carbon fiber desorption steam through internal circulation |
| CN216418835U (en) * | 2021-12-13 | 2022-05-03 | 红云红河烟草(集团)有限责任公司 | Device for prolonging service life of activated carbon |
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