CN105413393A - Adsorption and desorption bench scale experiment device and use method thereof - Google Patents

Adsorption and desorption bench scale experiment device and use method thereof Download PDF

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Publication number
CN105413393A
CN105413393A CN201511029408.2A CN201511029408A CN105413393A CN 105413393 A CN105413393 A CN 105413393A CN 201511029408 A CN201511029408 A CN 201511029408A CN 105413393 A CN105413393 A CN 105413393A
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desorption
absorber
outlet
adsorption
air
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张以飞
徐遵主
孙永嘉
李明
费正连
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NANJING UNIVERSITY OF ENVIRONMENTAL PLANNING AND DESIGN INSTITUTE Ltd
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NANJING UNIVERSITY OF ENVIRONMENTAL PLANNING AND DESIGN INSTITUTE Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/02Separation 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
    • B01D53/04Separation 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40083Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/4009Regeneration 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)
  • Separation Of Gases By Adsorption (AREA)

Abstract

The invention discloses an adsorption and desorption bench scale experiment device and a use method thereof and belongs to the field of waste gas physical adsorption purification and thermal desorption and gas environment monitoring. The device comprises a buffer tank, a tail gas treatment device, a heater, a gas chromatograph, an air compressor, an adsorber and a waste gas generating device. An outlet of the air compressor is divided into two paths, one path is connected with an inlet of the heater, the other path is connected with an inlet of the waste gas generating device, an outlet of the waste gas generating device is connected with an inlet of the buffer tank, and an outlet of the buffer tank is connected with an inlet of the adsorber. An outlet of the heater is also connected with the inlet of the adsorber, an outlet of the adsorber is connected with the tail gas treatment device, and the gas chromatograph samples gas on the inlet and the outlet of the adsorber. The device is simple in structure principle, low in manufacturing cost and easy to achieve, various kinds of waste gas can be online monitored and offline detected, the components and concentration of pollutants in waste gas can be effectively detected out, it is guaranteed that source intensity data are reliable, and a data support is provided for engineering design and monitoring for environmental protection.

Description

A kind of adsorption/desorption pilot plant test device and using method thereof
Technical field
The present invention relates to waste gas physics adsorption cleaning, heating power desorption and gaseous environment monitoring field, particularly relate to a kind of adsorption/desorption pilot plant test device and using method thereof.
Background technology
Low-concentration industrial waste gas uses absorbing process as purification means or prime treatment process usually, with to make in pending waste gas separated from contaminants or concentrated after thoroughly removed by oxidative decomposition process.Because theory is not enough, theory and practice deviation is excessive, the process choice applicability often obtained by pure theory calculating, derivation in engineering reality, process control parameter are determined, treatment effect is estimated anticipation and forbidden, and make the waste gas purification effect that adsorption/desorption treatment facility in engineering cannot be realized ideal.
Usually, up to standard in order to ensure gas outlet Pollutant emission concentration, safety coefficient, disposal ability improve by adsorbent equipment, as increased adsorbent amount, extending gas residence time etc., or adopt multi-stage combination, Alternative coupling processing, make equipment volume huge on the one hand, floor space is more, cost of investment increases, and also makes utilization rate of equipment and installations reduce on the other hand, causes the waste of resource and the energy.What is more, because technique applicability is not good enough, cannot realize effective process of waste gas at all, can only become ornaments.
Chinese invention patent, publication No.: CN103791507A, publication date: 2014.05.14, discloses a kind of catalytic combustion processing method containing benzene homologues waste gas and apparatus system.Containing the catalytic combustion processing method of benzene homologues waste gas, by catalytic combustion process in the reaction column that passes into containing benzene homologues waste gas and oxygen containing catalyst simultaneously, the waste gas after process carries out adsorption treatment after chromatography of gases detects, and finally discharges; This invention also provides the device of above-mentioned treatment process, is made up of gas buffer tank, oxygen bottle, preheating furnace, heating furnace, gas chromatograph and exhaust collection treating apparatus.This invented technology oxidation activity is strong, can catalytic oxidation benzene series thing waste gas rapidly, device has the features such as energy consumption is low, structure is simple, easy to operate, the shortcomings such as common catalyzed burner high energy consumption, treatment effeciency not high and reaction time is long can be improved, substantially reduce the reaction time, improve treatment effeciency and disposal ability, reduce energy consumption.Its weak point is: this contrive equipment and technique are only suitable for catalysis, cannot adsorb and desorption waste gas treatment process by model engineering, source of the gas concentration of component cannot realize real-time monitoring, and preheating and heating process cannot avoid gas flow temperature skewness problem, and through engineering approaches gap is larger.
Summary of the invention
1. invent the technical problem that will solve
For there is the problem that cannot realize effective process of waste gas in the adsorbent equipment of prior art, the invention provides a kind of adsorption/desorption pilot plant test device and using method thereof.It is adsorption/desorption process choice, the process such as conceptual design and checking, equipment debugging and operation provides data supporting.
2. technical scheme
For solving the problem, technical scheme provided by the invention is:
A kind of adsorption/desorption pilot plant test device, comprise surge tank, exhaust gas processing device, heater, gas chromatograph, air compressor machine, absorber and waste gas generating means, wherein, air compressor machine outlet point two-way, one tunnel is connected with the entrance of heater, another road is connected with waste gas generating means entrance, and the outlet of waste gas generating means is connected with the entrance of surge tank, and surge tank outlet is connected with the entrance of absorber; Heater outlet is also connected with absorber entrance; Absorber outlet is connected with exhaust gas processing device, and gas chromatograph is sampled absorber import and export gas respectively.
Structural principle of the present invention is simple, cost of manufacture is low, be easy to realization, detect under can carrying out on-line monitoring and line to various waste gas, effectively can detect contaminant component and concentration in waste gas, guarantee that source strength data are reliable, for engineering design, environment monitoring provide Data support, wherein, source strength refers to source exhaust gas and pollutant levels.
Preferably, the outlet of air compressor machine is provided with Pressure gauge, the pipeline that this outlet is connected with the entrance of heater is provided with flowmeter.
Preferably, the pipeline that the outlet of air compressor machine is connected with the entrance of waste gas generating means is provided with flowmeter.
Preferably, surge tank exports on the pipeline that is connected with the entrance of absorber and is respectively equipped with Pressure gauge and flowmeter.
Preferably, the pipeline that the outlet of absorber is connected with exhaust gas processing device is respectively equipped with Pressure gauge, thermometer and flowmeter.
Preferably, be filled with the filler of high heat-transfer performance in heater, such as high conductive graphite powder, the temperature of heater is adjustable, and effectively can avoid laminar flow temperature distributing disproportionation problem in desorption gas heating process, also increase gas heat-transfer area, temperature rise is faster simultaneously.
Preferably, the adsorbent in absorber is replaced by metal or metal oxide catalyst.Adsorbent, except can completing absorption and detachment assays and operating, because heter temperature is adjustable, is replaced by metal or metal oxide catalyst, can also carries out Catalytic processes experiment by the present invention, realizes set of device Alternative and uses.
Preferably, gas chromatograph is connected with computer, for showing and process the data of gas with various component and concentration, for the gas chromatograph carrying MICROCOMPUTER PROCESSING calculation function, then does not need to connect computer, self can realize the function of data display and process.
A using method for adsorption/desorption pilot plant test device, according to above-described a kind of adsorption/desorption pilot plant test device, comprises the following steps:
A, air enter from the entrance of air compressor machine, and air compressor machine is by air compressing, and compressed air is exported after Pressure gauge, flowmeter monitoring pressure and flow by air compressor machine, enters waste gas generating means;
Single solvent or the solvent mixture of certain concentration are housed in B, waste gas generating means, and compressed air enters in waste gas generating means as carrier gas, is taken out of by solvent composition, and the compressed air of Residual contamination thing component becomes mix waste gas and enters surge tank and mix;
Mix waste gas in C, surge tank is through Pressure gauge, flowmeter, and after monitoring pressure and flow, enter absorber, the contaminant component in mix waste gas is adsorbed by the high-performance adsorbent loaded in absorber, and waste gas is purified, and absorber exports pure air;
D, pure air export emptying after exhaust gas processing device by absorber, and this is adsorption process;
E, air enter from the entrance of air compressor machine, and air compressor machine is by air compressing, and compressed air is exported through Pressure gauge, flowmeter by air compressor machine, after monitoring flow and pressure, enters heater;
The filler of F, the high heat-transfer performance utilized in heater, compressed air is warming up to desorption temperature by heater, and the air being warming up to desorption temperature, from heater outlet, after thermometer monitor temperature, enters absorber;
Adsorbent material in G, absorber is saturated because of adsorption fouling thing component, the air being warming up to desorption temperature carries out heating power desorption to sorbent material saturated in absorber, the contaminant component that desorption falls and air are mixed into tail gas, through Pressure gauge and thermometer, after monitoring pressure, temperature and flow, enter exhaust gas processing device;
H, exhaust gas processing device process the tail gas after desorption, emptying after cleaning of off-gas, can not cause room air pollution, and this is desorption process.
The present invention can simulate adsorbent desorption and regeneration technique, and can obtain the data on the other hand such as desorption temperature, desorption time, desorption air quantity under engineering specifications, be process debugging determination optimal operating condition.
Preferably, in step D and step G, the composition of gas and concentration are imported and exported by gas chromatograph on-line monitoring in absorber two ends.The authentic data that the present invention obtains, can provide powerful support for for process control, conceptual design, equipment de-sign, PIPING DESIGN, Fan Selection etc. provide, effectively reduce design, manufacture, construction, operating cost expense.
Preferably, heater is by air heat to desorption temperature scope, and the gas component of desorption is different as required, and desorption temperature is 50 ~ 200 DEG C.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with prior art, there is following beneficial effect:
(1) the present invention detects under can carrying out on-line monitoring and line to various waste gas, effectively can detect contaminant component and concentration in waste gas, guarantees that source strength data are reliable, for engineering design, environment monitoring provide Data support;
(2) the present invention can platform building by experiment, the various waste gas purification by adsorbsion processing procedure of omnidistance simulation, can select for adsorbent, adsorbent capacity is determined, time of break-through is determined, thickness of bed layer (adsorbent amount) calculating provides authentic and valid Data Source under operating mode;
(3) the present invention can simulate adsorbent desorption and regeneration technique, and can obtain the data on the other hand such as desorption temperature, desorption time, desorption air quantity under engineering specifications, be process debugging determination optimal operating condition;
(4) tail gas in desorption process of the present invention, by after exhaust gas processing device process, directly discharges, and can not cause room air pollution;
(5) authentic data that obtains of the present invention, can provide powerful support for for process control, conceptual design, equipment de-sign, PIPING DESIGN, Fan Selection etc. provide, effectively reduce design, manufacture, construction, operating cost expense;
(6) the present invention is except can completing absorption and detachment assays and operating, and because heter temperature is adjustable, adsorbent is replaced by metal or metal oxide catalyst, can also carries out Catalytic processes experiment, realizes set of device Alternative and uses;
(7) structural principle of the present invention is simple, cost of manufacture is low, be easy to realization.
Accompanying drawing explanation
Fig. 1 is the structural representation of adsorption/desorption pilot plant test device of the present invention.
Label declaration in schematic diagram:
1, air compressor machine; 2, waste gas generating means; 3, surge tank; 4, absorber; 5, exhaust gas processing device; 6, heater; 7, gas chromatograph.
Detailed description of the invention
For understanding content of the present invention further, by reference to the accompanying drawings and embodiment the present invention is described in detail.
Embodiment 1
Composition graphs 1, a kind of adsorption/desorption pilot plant test device, comprise surge tank 3, exhaust gas processing device 5, heater 6, gas chromatograph 7, air compressor machine 1, absorber 4 and waste gas generating means 2, wherein, air compressor machine 1 exports a point two-way, one tunnel is connected with the entrance of heater 6, the outlet of air compressor machine 1 is provided with Pressure gauge, the pipeline that this outlet is connected with the entrance of heater 6 is provided with flowmeter, the filler of high heat-transfer performance is filled with in heater 6, such as high conductive graphite powder, the temperature of heater 6 is adjustable, effectively can avoid laminar flow temperature distributing disproportionation problem in desorption gas heating process, also increase gas heat-transfer area simultaneously, temperature rise is faster.
Another road is connected with waste gas generating means 2 entrance, and the pipeline that the outlet of air compressor machine 1 is connected with the entrance of waste gas generating means 2 is provided with flowmeter; The outlet of waste gas generating means 2 is connected with the entrance of surge tank 3, and surge tank 3 exports and is connected with the entrance of absorber 4, and surge tank 3 exports on the pipeline that is connected with the entrance of absorber 4 and is respectively equipped with Pressure gauge and flowmeter; Heater 6 exports and is also connected with absorber 4 entrance; Absorber 4 exports and is connected with exhaust gas processing device 5, and the pipeline that the outlet of absorber 4 is connected with exhaust gas processing device 5 is respectively equipped with Pressure gauge, thermometer and flowmeter; Gas chromatograph 7 is sampled absorber 4 import and export gas respectively, gas chromatograph 7 is connected with computer, for showing and process the data of gas with various component and concentration, for the gas chromatograph 7 carrying MICROCOMPUTER PROCESSING calculation function, then do not need to connect computer, self can realize the function of data display and process.
Adsorbent in absorber 4 is replaced by metal or metal oxide catalyst.Adsorbent, except can completing absorption and detachment assays and operating, because heater 6 temperature is adjustable, is replaced by metal or metal oxide catalyst, can also carries out Catalytic processes experiment by the present invention, realizes set of device Alternative and uses.
Structural principle of the present invention is simple, cost of manufacture is low, be easy to realization, detect under can carrying out on-line monitoring and line to various waste gas, effectively can detect contaminant component and concentration in waste gas, guarantee that source strength data are reliable, for engineering design, environment monitoring provide Data support, wherein, source strength refers to source exhaust gas and pollutant levels.
A using method for adsorption/desorption pilot plant test device, according to above-described a kind of adsorption/desorption pilot plant test device, comprises the following steps:
A, air enter from the entrance of air compressor machine 1, and air compressor machine 1 is by air compressing, and compressed air is exported after Pressure gauge, flowmeter monitoring pressure and flow by air compressor machine 1, enters waste gas generating means 2;
Single solvent or the solvent mixture of certain concentration are housed in B, waste gas generating means 2, compressed air enters in waste gas generating means 2 as carrier gas, taken out of by solvent composition, the compressed air of Residual contamination thing component becomes mix waste gas and enters surge tank 3 and mix;
Mix waste gas in C, surge tank 3, through Pressure gauge, flowmeter, after monitoring pressure and flow, enters absorber 4, and the contaminant component in mix waste gas is adsorbed by the high-performance adsorbent of filling in absorber 4, and waste gas is purified, and absorber 4 exports pure air;
D, pure air export after exhaust gas processing device 5 emptying by absorber 4, and this is adsorption process;
E, air enter from the entrance of air compressor machine 1, and air compressor machine 1 is by air compressing, and compressed air exports through Pressure gauge, flowmeter by air compressor machine 1, after monitoring flow and pressure, enter heater 6;
F, utilize the filler of the high heat-transfer performance in heater 6, compressed air is warming up to desorption temperature by heater 6, and the air being warming up to desorption temperature exports from heater 6, after thermometer monitor temperature, enters absorber 4; Heater 6 is by air heat to desorption temperature scope, and the gas component of desorption is different as required, and desorption temperature is 50 ~ 200 DEG C;
Adsorbent material in G, absorber 4 is saturated because of adsorption fouling thing component, the air being warming up to desorption temperature carries out heating power desorption to sorbent material saturated in absorber 4, the contaminant component that desorption falls and air are mixed into tail gas, through Pressure gauge and thermometer, after monitoring pressure, temperature and flow, enter exhaust gas processing device 5;
Tail gas after H, exhaust gas processing device 5 pairs of desorptions processes, and emptying after cleaning of off-gas, can not cause room air pollution, this is desorption process.
In step D and step G, the composition of gas and concentration are imported and exported by gas chromatograph 7 on-line monitoring in absorber 4 two ends.The authentic data that the present invention obtains, can provide powerful support for for process control, conceptual design, equipment de-sign, PIPING DESIGN, Fan Selection etc. provide, effectively reduce design, manufacture, construction, operating cost expense.
Embodiment 2
The present embodiment, with embodiment 1, wherein, is high-performance adsorbent in absorber 4, and in adsorption process, the contaminant component in mix waste gas is adsorbed by the high-performance adsorbent of filling in absorber 4, and waste gas is purified.The gas component of desorption as required, in desorption process, the heating-up temperature of control heater 6, it is 50 DEG C by air heat to desorption temperature, the air being warming up to desorption temperature carries out heating power desorption to sorbent material saturated in absorber 4, and the contaminant component that desorption falls and air are mixed into tail gas, through Pressure gauge and thermometer, after monitoring pressure, temperature and flow, enter exhaust gas processing device 5; Tail gas after exhaust gas processing device 5 pairs of desorptions processes, emptying after cleaning of off-gas, and can not cause room air pollution, this is desorption process.
Embodiment 3
The present embodiment is with embodiment 1, wherein, after adsorption process completes, adjustment air compressor machine 1, namely air quantity is adjusted, control heater 6 temperature, it is 200 DEG C by air heat to desorption temperature, the air being warming up to desorption temperature carries out heating power desorption to sorbent material saturated in absorber 4, during absorber 4 heating power desorption, analyzed by gas component before and after gas chromatograph 7 pairs of desorptions respectively, can obtain thus at desorption temperature is 200 DEG C, different air quantity, under desorption time, the change in concentration rule of contaminant component, best air quantity parameter and desorption time can be determined thus.
Embodiment 4
The present embodiment is with embodiment 1, wherein, after adsorption process completes, adjustment air compressor machine 1, namely air quantity is adjusted, control heater 6 temperature, it is 100 DEG C by air heat to desorption temperature, the air being warming up to desorption temperature carries out heating power desorption to sorbent material saturated in absorber 4, during absorber 4 heating power desorption, analyzed by gas component before and after gas chromatograph 7 pairs of desorptions respectively, can obtain thus at desorption temperature is 200 DEG C, different air quantity, under desorption time, the change in concentration rule of contaminant component, best air quantity parameter and desorption time can be determined thus.
Embodiment 5
The present embodiment is with embodiment 1, wherein, adsorbent in absorber 4 is replaced by metal or metal oxide catalyst, the present invention is except can completing absorption and detachment assays and operating, because heater 6 temperature is adjustable, adsorbent is replaced by metal or metal oxide catalyst, can also Catalytic processes experiment be carried out, realize set of device Alternative and use.
Embodiment 6
The present embodiment is with embodiment 1, wherein, after having adsorbed, the air quantity of adjustment air compressor machine 1, control heater 6 temperature, can obtain the desorption hot-air of different temperatures, during absorber 4 heating power desorption, analyzed by gas component before and after gas chromatograph 7 pairs of desorptions respectively, the change in concentration rule of the contaminant component under different air quantity, desorption temperature, desorption time can be obtained thus, best air quantity parameter, desorption temperature and desorption time can be determined thus.The present invention can simulate adsorbent desorption and regeneration technique, and can obtain the data on the other hand such as desorption temperature, desorption time, desorption air quantity under engineering specifications, be process debugging determination optimal operating condition.
Schematically above be described the present invention and embodiment thereof, this description does not have restricted, and also just one of the embodiments of the present invention shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the invention aim, designing the frame mode similar to this technical scheme and embodiment without creationary, all should protection scope of the present invention be belonged to.

Claims (10)

1. an adsorption/desorption pilot plant test device, comprise surge tank (3), exhaust gas processing device (5), heater (6) and gas chromatograph (7), it is characterized in that, also comprise air compressor machine (1), absorber (4) and waste gas generating means (2), wherein, air compressor machine (1) outlet point two-way, one tunnel is connected with the entrance of heater (6), another road is connected with waste gas generating means (2) entrance, the outlet of waste gas generating means (2) is connected with the entrance of surge tank (3), surge tank (3) outlet is connected with the entrance of absorber (4), heater (6) outlet is also connected with absorber (4) entrance, absorber (4) outlet is connected with exhaust gas processing device (5), and gas chromatograph (7) is sampled absorber (4) import and export gas respectively.
2. a kind of adsorption/desorption pilot plant test device according to claim 1, it is characterized in that, the outlet of air compressor machine (1) is provided with Pressure gauge, the pipeline that this outlet is connected with the entrance of heater (6) is provided with flowmeter.
3. a kind of adsorption/desorption pilot plant test device according to claim 1, is characterized in that, the pipeline that the outlet of air compressor machine (1) is connected with the entrance of waste gas generating means (2) is provided with flowmeter.
4. a kind of adsorption/desorption pilot plant test device according to claim 2, is characterized in that, surge tank (3) exports on the pipeline that is connected with the entrance of absorber (4) and is respectively equipped with Pressure gauge and flowmeter.
5. a kind of adsorption/desorption pilot plant test device according to claim 3, is characterized in that, the pipeline that the outlet of absorber (4) is connected with exhaust gas processing device (5) is respectively equipped with Pressure gauge, thermometer and flowmeter.
6. a kind of adsorption/desorption pilot plant test device according to claim 1, is characterized in that, be filled with the filler of high heat-transfer performance in heater (6).
7. a kind of adsorption/desorption pilot plant test device according to claim 5, is characterized in that, the adsorbent in absorber (4) is replaced by metal or metal oxide catalyst.
8. a kind of adsorption/desorption pilot plant test device according to claim 1, it is characterized in that, gas chromatograph (7) is connected with computer.
9. a using method for adsorption/desorption pilot plant test device, a kind of adsorption/desorption pilot plant test device according to claim 1, is characterized in that, comprise the following steps:
A, air enter from the entrance of air compressor machine (1), air compressor machine (1) is by air compressing, compressed air is exported after Pressure gauge, flowmeter monitoring pressure and flow by air compressor machine (1), enters waste gas generating means (2);
After B, compressed air enter waste gas generating means (2), Residual contamination thing component becomes mix waste gas and enters surge tank (3) and mix;
Mix waste gas in C, surge tank (3) is through Pressure gauge, flowmeter, after monitoring pressure and flow, enter absorber (4), contaminant component is attracted in absorber (4), and absorber (4) exports pure air;
D, pure air export emptying after exhaust gas processing device (5) by absorber (4), and this is adsorption process;
E, air enter from the entrance of air compressor machine (1), and air compressor machine (1) is by air compressing, and compressed air is exported through Pressure gauge, flowmeter by air compressor machine (1), after monitoring flow and pressure, enters heater (6);
Compressed air is warming up to desorption temperature by F, heater (6), and the air being warming up to desorption temperature, from heater (6) outlet, after thermometer monitor temperature, enters absorber (4);
G, the air being warming up to desorption temperature carry out heating power desorption to the contaminant component in absorber (4), tail gas after desorption is because of containing contaminant component, through Pressure gauge and thermometer, after monitoring pressure, temperature and flow, enter exhaust gas processing device (5);
H, exhaust gas processing device (5) process the tail gas after desorption, and emptying after cleaning of off-gas, this is desorption process.
10. the using method of a kind of adsorption/desorption pilot plant test device according to claim 9, it is characterized in that, in step D and step G, the composition of gas and concentration are imported and exported by gas chromatograph (7) on-line monitoring in absorber (4) two ends.
CN201511029408.2A 2015-12-31 2015-12-31 Adsorption and desorption bench scale experiment device and use method thereof Pending CN105413393A (en)

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CN107271252A (en) * 2017-07-13 2017-10-20 中国科学院城市环境研究所 A kind of gasification burner and its air distributing method by the use of adsorbent as concentration buffer layer
CN108310902A (en) * 2018-04-02 2018-07-24 苏州阿洛斯环境发生器有限公司 VOCs processing equipments
CN109529529A (en) * 2018-12-29 2019-03-29 江苏苏净集团有限公司 A kind of analog processing system of volatile organic compounds
CN109529537A (en) * 2018-12-29 2019-03-29 江苏苏净集团有限公司 A kind of integrated simulation device of rotary-type waste gas pollution control and treatment
CN110726777A (en) * 2019-10-23 2020-01-24 中船海洋动力部件有限公司 Test system for performance test of adsorption material
CN113042020A (en) * 2021-04-01 2021-06-29 北京卡达克汽车检测技术中心有限公司 Desorption device for RDE detection, desorption method and screening method thereof
CN113042020B (en) * 2021-04-01 2023-08-15 中汽科技(北京)有限公司 Desorption device for RDE detection, desorption method and screening method thereof

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