CN113230816A - Activated carbon microwave desorption regeneration equipment and regeneration method for adsorbing VOCs - Google Patents
Activated carbon microwave desorption regeneration equipment and regeneration method for adsorbing VOCs Download PDFInfo
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- CN113230816A CN113230816A CN202110572847.7A CN202110572847A CN113230816A CN 113230816 A CN113230816 A CN 113230816A CN 202110572847 A CN202110572847 A CN 202110572847A CN 113230816 A CN113230816 A CN 113230816A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—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
- B01D2259/40094—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating by applying microwaves
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses activated carbon microwave desorption regeneration equipment and a regeneration method for adsorbing VOCs, wherein the activated carbon microwave desorption regeneration equipment comprises: the device comprises a controller, a VOCs adsorption activated carbon box, a subsequent VOCs treatment facility, a humidifier, a microwave generator, a temperature acquisition mechanism and a humidity acquisition mechanism; the VOCs adsorption activated carbon box is provided with an inlet, the inlet is connected with a humidifier, and air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet; a temperature acquisition mechanism and a humidity acquisition mechanism are arranged in the VOCs adsorption activated carbon box; the microwave generator heats the VOCs adsorption activated carbon box through microwaves; VOCs adsorbs active carbon case and is equipped with the export, and the follow-up VOCs treatment facility of exit linkage can carry the waste gas that contains high concentration VOCs to follow-up VOCs treatment facility. The invention not only reduces the desorption energy consumption and desorption time of the activated carbon, leads the activated carbon to be heated more uniformly and desorbed more thoroughly, but also reduces the operation cost of enterprises and leads the waste gas to be stably discharged up to the standard.
Description
Technical Field
The invention belongs to the technical field of environmental protection equipment, relates to activated carbon desorption regeneration equipment, and particularly relates to activated carbon microwave desorption regeneration equipment and a regeneration method for adsorbing VOCs.
Background
Most enterprises of the prior VOCs-containing waste gas treatment process adopt simple treatment processes such as activated carbon adsorption, and the like, because the activated carbon adsorption capacity is limited, the activated carbon adsorption is required to be replaced after saturation, and the replaced activated carbon belongs to dangerous waste, so that more operation cost is certainly brought to the enterprises.
In view of the above, there is an urgent need to invent a new desorption and regeneration device for activated carbon, so as to overcome at least some of the above-mentioned disadvantages of the existing desorption and regeneration devices for activated carbon.
Disclosure of Invention
The invention provides activated carbon microwave desorption regeneration equipment and a regeneration method for adsorbing VOCs (volatile organic compounds), which reduce the desorption energy consumption and desorption time of activated carbon, enable the activated carbon to be heated more uniformly and desorbed more thoroughly, reduce the operation cost of enterprises and enable waste gas to be discharged stably and up to the standard.
In order to solve the technical problem, according to one aspect of the present invention, the following technical solutions are adopted:
the utility model provides an adsorb VOCs's active carbon microwave desorption regeneration facility, active carbon microwave desorption regeneration facility includes: the device comprises a controller, a VOCs adsorption activated carbon box, a subsequent VOCs treatment facility, a humidifier, a microwave generator and a temperature and humidity detector;
the VOCs adsorption activated carbon box is provided with an inlet, the inlet is connected with a humidifier, and air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet; the humidifier atomizes water into water vapor through ultrasonic waves to increase the humidity in the activated carbon box, and the relative humidity is controlled to be 70-90%;
the shell of the VOCs adsorption activated carbon box is made of metal, activated carbon is arranged in the VOCs adsorption activated carbon box, and the activated carbon is in a honeycomb type or columnar particle type;
a temperature and humidity detector is arranged in the VOCs adsorption activated carbon box and used for detecting the temperature and the humidity in the VOCs adsorption activated carbon box;
the microwave generator is a microwave generating device, and the VOCs adsorption activated carbon box is heated by microwaves, and the heating temperature is controlled within the range of 100-120 ℃;
the VOCs adsorption activated carbon box is provided with an outlet, the outlet is connected with a subsequent VOCs treatment facility, and waste gas containing high-concentration VOCs can be conveyed to the subsequent VOCs treatment facility; the subsequent VOCs treatment facilities comprise VOCs cold-cold recovery treatment facilities and incineration treatment facilities;
the controller is respectively connected with the humidifier, the microwave generator and the temperature and humidity detector, and the humidifier and the microwave generator are adjusted by detecting the temperature and humidity in the activated carbon box.
According to another aspect of the invention, the following technical scheme is adopted: the utility model provides an adsorb VOCs's active carbon microwave desorption regeneration facility, active carbon microwave desorption regeneration facility includes: the device comprises a controller, a VOCs adsorption activated carbon box, a subsequent VOCs treatment facility, a humidifier, a microwave generator, a temperature acquisition mechanism and a humidity acquisition mechanism;
the VOCs adsorption activated carbon box is provided with an inlet, the inlet is connected with a humidifier, and air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet;
a temperature acquisition mechanism and a humidity acquisition mechanism are arranged in the VOCs adsorption activated carbon box, the temperature acquisition mechanism is used for detecting the temperature in the VOCs adsorption activated carbon box, and the humidity acquisition mechanism is used for detecting the humidity in the VOCs adsorption activated carbon box;
the microwave generator is a microwave generating device and heats the VOCs adsorption activated carbon box through microwaves;
the VOCs adsorption activated carbon box is provided with an outlet, the outlet is connected with a subsequent VOCs treatment facility, and waste gas containing high-concentration VOCs can be conveyed to the subsequent VOCs treatment facility;
the controller is respectively connected with the humidifier, the microwave generator, the temperature acquisition mechanism and the humidity acquisition mechanism, and the humidifier and the microwave generator are adjusted by detecting the temperature and the humidity in the activated carbon box.
In one embodiment of the present invention, the heating temperature of the microwave generator is controlled within a range of 100 to 120 ℃.
As an embodiment of the invention, the humidifier atomizes water into water vapor through ultrasonic waves to increase the humidity in the activated carbon box, and the relative humidity is controlled within the range of 70-90%.
In one embodiment of the invention, the shell of the VOCs adsorbing activated carbon box is made of metal, and the activated carbon is in a honeycomb type or columnar particle type.
As an embodiment of the present invention, the subsequent VOCs abatement facilities include a VOCs cold recovery abatement facility and an incineration abatement facility.
As an embodiment of the present invention, after the desorption of the activated carbon is completed, the humidifier is turned off, and the activated carbon is continuously dried by microwave, so that the performance of the regenerated activated carbon can be recovered to more than 95%.
According to another aspect of the invention, the following technical scheme is adopted: a regeneration method of the activated carbon microwave desorption regeneration equipment for adsorbing VOCs comprises the following steps:
the controller acquires temperature data and humidity data of the VOCs adsorption activated carbon box through the temperature acquisition mechanism and the humidity acquisition mechanism;
the controller controls the humidifier and the microwave generator to work according to the temperature data and the humidity data acquired by the temperature acquisition mechanism and the humidity acquisition mechanism;
air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet; the microwave generator heats the VOCs adsorption activated carbon box through microwaves;
after the desorption of the activated carbon is finished, closing the humidifier, and continuously drying the activated carbon through microwaves to recover the performance of the regenerated activated carbon;
and the VOCs adsorption activated carbon box conveys the waste gas containing high-concentration VOCs to a subsequent VOCs treatment facility for subsequent treatment.
The invention has the beneficial effects that: the microwave desorption regeneration equipment and the microwave desorption regeneration method for the activated carbon for adsorbing VOCs provided by the invention not only reduce the desorption energy consumption and the desorption time of the activated carbon, enable the activated carbon to be heated more uniformly and desorb more thoroughly, but also reduce the operation cost of enterprises and enable waste gas to be discharged stably and reach the standard.
Drawings
Fig. 1 is a schematic composition diagram of an activated carbon microwave desorption regeneration device in an embodiment of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
For a further understanding of the invention, reference will now be made to the preferred embodiments of the invention by way of example, and it is to be understood that the description is intended to further illustrate features and advantages of the invention, and not to limit the scope of the claims.
The description in this section is for several exemplary embodiments only, and the present invention is not limited only to the scope of the embodiments described. It is within the scope of the present disclosure and protection that the same or similar prior art means and some features of the embodiments may be interchanged.
The steps in the embodiments in the specification are only expressed for convenience of description, and the implementation manner of the present application is not limited by the order of implementation of the steps. The term "connected" in the specification includes both direct connection and indirect connection.
The invention discloses activated carbon microwave desorption regeneration equipment for adsorbing VOCs, and figure 1 is a schematic composition diagram of the activated carbon microwave desorption regeneration equipment in one embodiment of the invention; referring to fig. 1, the activated carbon microwave desorption regeneration apparatus includes: the device comprises a controller, a VOCs adsorption activated carbon box 2, a subsequent VOCs treatment facility 4, a humidifier 5, a microwave generator 6 and a temperature and humidity detector 7.
The VOCs adsorption activated carbon box 2 is an activated carbon box which adsorbs VOCs. The VOCs adsorption activated carbon box 2 is provided with an inlet, the inlet is connected with a humidifier 5, and air humidified by the humidifier 5 enters the VOCs adsorption activated carbon box 2 through the inlet; the humidifier atomizes water into water vapor through ultrasonic waves to increase the humidity in the activated carbon box, and the relative humidity is controlled to be 70-90%; the shell of the VOCs adsorption activated carbon box 2 is made of metal, and the activated carbon is in a honeycomb type or columnar particle type.
And a temperature and humidity detector 7 is arranged in the VOCs adsorption activated carbon box 2 and used for detecting the temperature and the humidity in the VOCs adsorption activated carbon box 2. Certainly, the temperature and humidity detector 7 can detect the temperature and the humidity simultaneously through one device; the temperature and the humidity in the VOCs adsorption activated carbon box 2 can also be detected respectively by a way of separating the temperature detection mechanism and the humidity detection mechanism.
The microwave generator 6 is a microwave generating device, and the VOCs adsorption activated carbon box 2 is heated by microwaves, and the heating temperature is controlled within the range of 100-120 ℃.
The VOCs adsorption activated carbon box 2 is provided with an outlet which is connected with a subsequent VOCs treatment facility 4 and can convey waste gas containing high-concentration VOCs to the subsequent VOCs treatment facility 4; and the subsequent VOCs treatment facilities comprise VOCs cold recovery treatment facilities and incineration treatment facilities.
The controller is respectively connected with the humidifier 5, the microwave generator 6 and the temperature and humidity detector 7, and the humidifier 5 and the microwave generator 6 are adjusted by detecting the temperature and humidity in the activated carbon box.
In an embodiment of the present invention, after the desorption of the activated carbon is completed, the humidifier 5 is closed, and the activated carbon is continuously dried by microwave, so that the performance of the regenerated activated carbon can be recovered to more than 95%.
The invention also discloses a regeneration method of the activated carbon microwave desorption regeneration equipment for adsorbing VOCs, which comprises the following steps:
A. the controller acquires temperature data and humidity data of the VOCs adsorption activated carbon box through the temperature acquisition mechanism and the humidity acquisition mechanism;
B. the controller controls the humidifier and the microwave generator to work according to the temperature data and the humidity data acquired by the temperature acquisition mechanism and the humidity acquisition mechanism;
C. air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet; the microwave generator heats the VOCs adsorption activated carbon box through microwaves;
D. after the desorption of the activated carbon is finished, closing the humidifier, and continuously drying the activated carbon through microwaves to recover the performance of the regenerated activated carbon;
E. and the VOCs adsorption activated carbon box conveys the waste gas containing high-concentration VOCs to a subsequent VOCs treatment facility for subsequent treatment.
In conclusion, the microwave desorption regeneration equipment and the microwave desorption regeneration method for the activated carbon for adsorbing the VOCs, which are provided by the invention, not only reduce the desorption energy consumption and the desorption time of the activated carbon, enable the activated carbon to be heated more uniformly and be desorbed more thoroughly, but also reduce the operation cost of enterprises, and enable the waste gas to be discharged stably and reach the standard.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The description and applications of the invention herein are illustrative and are not intended to limit the scope of the invention to the embodiments described above. Effects or advantages referred to in the embodiments may not be reflected in the embodiments due to interference of various factors, and the description of the effects or advantages is not intended to limit the embodiments. Variations and modifications of the embodiments disclosed herein are possible, and alternative and equivalent various components of the embodiments will be apparent to those skilled in the art. It will be clear to those skilled in the art that the present invention may be embodied in other forms, structures, arrangements, proportions, and with other components, materials, and parts, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the invention.
Claims (8)
1. The utility model provides an adsorb VOCs's active carbon microwave desorption regeneration facility which characterized in that, active carbon microwave desorption regeneration facility includes: the device comprises a controller, a VOCs adsorption activated carbon box, a subsequent VOCs treatment facility, a humidifier, a microwave generator and a temperature and humidity detector;
the VOCs adsorption activated carbon box is provided with an inlet, the inlet is connected with a humidifier, and air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet; the humidifier atomizes water into water vapor through ultrasonic waves to increase the humidity in the activated carbon box, and the relative humidity is controlled to be 70-90%;
the shell of the VOCs adsorption activated carbon box is made of metal, activated carbon is arranged in the VOCs adsorption activated carbon box, and the activated carbon is in a honeycomb type or columnar particle type;
a temperature and humidity detector is arranged in the VOCs adsorption activated carbon box and used for detecting the temperature and the humidity in the VOCs adsorption activated carbon box;
the microwave generator is a microwave generating device, and the VOCs adsorption activated carbon box is heated by microwaves, and the heating temperature is controlled within the range of 100-120 ℃;
the VOCs adsorption activated carbon box is provided with an outlet, the outlet is connected with a subsequent VOCs treatment facility, and waste gas containing high-concentration VOCs can be conveyed to the subsequent VOCs treatment facility; the subsequent VOCs treatment facilities comprise VOCs cold-cold recovery treatment facilities and incineration treatment facilities;
the controller is respectively connected with the humidifier, the microwave generator and the temperature and humidity detector, and the humidifier and the microwave generator are adjusted by detecting the temperature and humidity in the activated carbon box.
2. The utility model provides an adsorb VOCs's active carbon microwave desorption regeneration facility which characterized in that, active carbon microwave desorption regeneration facility includes: the device comprises a controller, a VOCs adsorption activated carbon box, a subsequent VOCs treatment facility, a humidifier, a microwave generator, a temperature acquisition mechanism and a humidity acquisition mechanism;
the VOCs adsorption activated carbon box is provided with an inlet, the inlet is connected with a humidifier, and air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet;
a temperature acquisition mechanism and a humidity acquisition mechanism are arranged in the VOCs adsorption activated carbon box, the temperature acquisition mechanism is used for detecting the temperature in the VOCs adsorption activated carbon box, and the humidity acquisition mechanism is used for detecting the humidity in the VOCs adsorption activated carbon box;
the microwave generator is a microwave generating device and heats the VOCs adsorption activated carbon box through microwaves;
the VOCs adsorption activated carbon box is provided with an outlet, the outlet is connected with a subsequent VOCs treatment facility, and waste gas containing high-concentration VOCs can be conveyed to the subsequent VOCs treatment facility;
the controller is respectively connected with the humidifier, the microwave generator, the temperature acquisition mechanism and the humidity acquisition mechanism, and the humidifier and the microwave generator are adjusted by detecting the temperature and the humidity in the activated carbon box.
3. The activated carbon microwave desorption regeneration apparatus for adsorbing VOCs as claimed in claim 2, wherein:
the heating temperature of the microwave generator is controlled within the range of 100-120 ℃.
4. The activated carbon microwave desorption regeneration apparatus for adsorbing VOCs as claimed in claim 2, wherein:
the humidifier atomizes water into water vapor through ultrasonic waves to increase the humidity in the activated carbon box, and the relative humidity is controlled within the range of 70-90%.
5. The activated carbon microwave desorption regeneration apparatus for adsorbing VOCs as claimed in claim 2, wherein:
the VOCs adsorption activated carbon box is made of metal, and the activated carbon is in a honeycomb type or columnar particle type.
6. The activated carbon microwave desorption regeneration apparatus for adsorbing VOCs as claimed in claim 2, wherein:
and the subsequent VOCs treatment facilities comprise VOCs cold recovery treatment facilities and incineration treatment facilities.
7. The activated carbon microwave desorption regeneration apparatus for adsorbing VOCs as claimed in claim 2, wherein:
and after the desorption of the activated carbon is finished, closing the humidifier, and continuously drying the activated carbon through microwaves, so that the performance of the regenerated activated carbon can be recovered to be more than 95%.
8. A regeneration method of the activated carbon microwave desorption regeneration equipment for adsorbing VOCs as claimed in any one of claims 1 to 7, wherein the regeneration method comprises:
the controller acquires temperature data and humidity data of the VOCs adsorption activated carbon box through the temperature acquisition mechanism and the humidity acquisition mechanism;
the controller controls the humidifier and the microwave generator to work according to the temperature data and the humidity data acquired by the temperature acquisition mechanism and the humidity acquisition mechanism;
air humidified by the humidifier enters the VOCs adsorption activated carbon box through the inlet; the microwave generator heats the VOCs adsorption activated carbon box through microwaves;
after the desorption of the activated carbon is finished, closing the humidifier, and continuously drying the activated carbon through microwaves to recover the performance of the regenerated activated carbon;
and the VOCs adsorption activated carbon box conveys the waste gas containing high-concentration VOCs to a subsequent VOCs treatment facility for subsequent treatment.
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| CN202110572847.7A CN113230816A (en) | 2021-05-25 | 2021-05-25 | Activated carbon microwave desorption regeneration equipment and regeneration method for adsorbing VOCs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113244771A (en) * | 2021-03-31 | 2021-08-13 | 大连亚泰科技新材料股份有限公司 | Regenerating unit of sterilization inactivation air purification agent |
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2021
- 2021-05-25 CN CN202110572847.7A patent/CN113230816A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113244771A (en) * | 2021-03-31 | 2021-08-13 | 大连亚泰科技新材料股份有限公司 | Regenerating unit of sterilization inactivation air purification agent |
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