CN214252183U - Organic gas absorption/desorption performance testing device for honeycomb material - Google Patents
Organic gas absorption/desorption performance testing device for honeycomb material Download PDFInfo
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- CN214252183U CN214252183U CN202022726466.3U CN202022726466U CN214252183U CN 214252183 U CN214252183 U CN 214252183U CN 202022726466 U CN202022726466 U CN 202022726466U CN 214252183 U CN214252183 U CN 214252183U
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Abstract
The utility model relates to an organic gas absorption/desorption performance testing device of honeycomb materials, which comprises an organic gas generating system, a hot air generating system and a performance detecting system, wherein the organic gas generating system comprises a first variable frequency fan, a first water bath device and a first bubbler arranged in the first water bath device, and the first variable frequency fan is connected with the first bubbler; the hot air production system comprises a second variable frequency fan, a heater and a second bubbler, the second variable frequency fan, the heater and the second bubbler are sequentially connected, and the first bubbler and the second bubbler are both connected with a gas mixing tank; the performance detection system comprises an absorption and desorption module connected with the gas mixing tank, and a plurality of honeycomb body modules with different shapes and sizes are placed in the absorption and desorption module. By adopting the technical scheme, the universality of the device is improved, and the pipeline of the device is simplified.
Description
Technical Field
The utility model relates to a technical field that organic gas handled, concretely relates to honeycomb material's organic gas inhale/desorption capability test device.
Background
Organic gases are a common atmospheric pollutant, widely come from industries such as petrochemical industry, leather manufacturing, printing, spraying, building materials, pharmacy and the like, and mainly comprise hydrocarbons, halogenated hydrocarbons, nitrogen hydrocarbons, oxygen-containing hydrocarbons, sulfur hydrocarbons, polycyclic aromatic hydrocarbons and the like. Most of them are toxic and malodorous, and can produce carcinogenic, teratogenic and mutagenic "tri-pathogenic" effects. In addition, they can also be used as precursors to generate photochemical smog, which causes great harm to environmental safety and human survival.
The organic gas treating method includes mainly adsorption, condensation, combustion, biological, photocatalytic degradation, etc. The adsorption method has the characteristics of low cost, mature process, low energy consumption, high removal efficiency and the like, and is the most widely applied, economic and effective organic gas treatment method. At present, the adsorbents commonly used in the market mainly comprise activated carbon, zeolite molecular sieves and the like. The activated carbon is low in price (usually hundreds to thousands of yuan per ton), has rich microporous structures and is suitable for adsorbing various organic gases. However, activated carbon is flammable, potential safety hazards exist when hot air desorption is adopted, and high-temperature steam desorption is more suitable for activated carbon. Compared with activated carbon, the zeolite molecular sieve has the advantages of regular and controllable pore channels, larger specific surface area and pore volume and higher thermal stability, so that the zeolite molecular sieve can be directly desorbed by hot air. In addition, the devices for treating organic gases by adsorption methods are mainly adsorption columns and adsorption rotors, but the shapes of honeycomb materials used in the two devices are different. The former is mainly a cube, and the latter is a cylinder.
The existing zeolite rotating wheel sample adsorption performance testing device comprises a waste gas simulation generation device and a hot air generation device. However, the device can only test the adsorption performance of the cylindrical adsorption material, and the device cannot test the desorption performance of the adsorption material (especially activated carbon) in a water vapor environment; meanwhile, the device needs a plurality of groups of fans to operate, so that more equipment is needed, and pipelines are more complex.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a honeycomb body material's organic gas inhales/desorption capability test device has the advantage that has promoted the commonality of device, has simplified the pipeline of device.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the device for testing the organic gas absorption/desorption performance of the honeycomb material comprises an organic gas generation system, a hot air generation system and a performance detection system, wherein the organic gas generation system comprises a first variable frequency fan, a first water bath device and a first bubbler arranged in the first water bath device, and the first variable frequency fan is connected with the first bubbler; the hot air generating system comprises a second variable frequency fan, a heater and a second bubbler, the second variable frequency fan, the heater and the second bubbler are sequentially connected, and the first bubbler and the second bubbler are both connected with a gas mixing tank; the performance detection system comprises an absorption and desorption module connected with the gas mixing tank, and a plurality of honeycomb body modules with different shapes and sizes are placed in the absorption and desorption module.
By adopting the technical scheme, the second bubbler is added into the water body or does not need to be added into the water body according to the requirement, so that the hot air generating system generates high-temperature water vapor or hot air, and further the desorption performance of honeycomb materials made of different materials such as activated carbon or zeolite molecular sieves and the like in the hot air or water vapor environment can be better tested. A plurality of honeycomb body modules with different shapes are placed in the absorption and desorption module, so that the device can test the absorption and desorption performance of organic gas of honeycomb body materials with different shapes and sizes, and the universality of the device is improved.
The utility model discloses further set up to: and the adsorption and desorption module is connected with a gas detection module for detecting the flow rate, temperature and concentration of the organic gas through a pipeline.
Through adopting above-mentioned technical scheme, be convenient for switch the device under two kinds of modes of absorption and desorption, promoted the convenience of device.
The utility model discloses further set up to: a check valve is arranged between the first bubbler and the gas mixing tank.
Through adopting above-mentioned technical scheme, be convenient for switch the device under two kinds of modes of absorption and desorption, promoted the convenience of device.
The utility model discloses further set up to: and a ball valve is arranged between the second bubbler and the gas mixing tank.
Through adopting above-mentioned technical scheme, be convenient for switch the device under two kinds of modes of absorption and desorption, promoted the convenience of device.
The utility model discloses further set up to: and an air flow meter for regulating the flow rate of inlet air is arranged between the first variable frequency fan and the first bubbler.
Through adopting above-mentioned technical scheme, install air flowmeter between first frequency conversion fan and first bubbler, and then the volume that the control air got into first bubbler, because first bubbler is equipped with the organic solvent, and then the concentration that the first bubbler of control produced organic gas, the staff of being convenient for develops the test, hoisting device's accommodation.
To sum up, the utility model discloses following beneficial effect has:
1. the hot air generating system generates high-temperature water vapor or hot air by adding water or not adding water to the second bubbler as required, so that the desorption performance of honeycomb materials made of different materials such as activated carbon or zeolite molecular sieves and the like in the hot air or water vapor environment can be better tested;
2. a plurality of honeycomb body modules with different shapes are placed in the absorption and desorption module, so that the device can test the absorption and desorption performance of organic gas of honeycomb body materials with different shapes and sizes, and the universality of the device is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
fig. 2 is a schematic structural view of a honeycomb module of the present example.
Reference numerals: 1. a first variable frequency fan; 2. an air flow meter; 3. a first water bath apparatus; 4. a first bubbler; 5. a non-return valve; 6. a second variable frequency fan; 7. a heater; 8. a second bubbler; 9. a ball valve; 10. a gas mixing tank; 11. a flange interface; 12. an adsorption and desorption module; 13. and a gas detection module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and fig. 2, the utility model discloses an organic gas absorption/desorption performance testing device for honeycomb materials, which comprises an organic gas generation system, a hot air generation system and a performance detection system.
The organic gas generating system comprises a first variable frequency fan 1, an air flow meter 2, a first water bath device 3 and a first bubbler 4. First frequency conversion fan 1 is connected with air flow meter 2 through the silica gel hose, and air flow meter 2 passes through the hose and links to each other with the air inlet of the first bubbler 4 that is equipped with organic solvent, and first bubbler 4 is placed and is kept warm in first water bath device 3.
The hot air generating system comprises a second variable frequency fan 6, a heater 7, a second bubbler 8, a ball valve 9 and a gas mixing tank 10 which are sequentially connected through a pipeline; the first bubbler 4 is connected with the gas mixing tank 10 through a pipeline, and a check valve 5 is arranged between the first bubbler 4 and the gas mixing tank 10.
The performance detection system comprises a flange interface 11, an adsorption and desorption module 12 and a gas detection module 13 which are sequentially connected through a pipeline, a plurality of honeycomb body modules with different shapes and sizes are placed inside the adsorption and desorption module 12, and the adsorption and desorption module 12 is a rectangular heat-preservation sealing box.
The working conditions and principles of the embodiment are as follows:
the adsorption process is the process that organic gas is adsorbed when passing through the honeycomb body module placed in the adsorption and desorption module 12, before the adsorption process begins, the gas heater 7 is firstly closed, then the first variable frequency fan 1 is started, the air quantity entering the first bubbler 4 is controlled by adjusting the air flow meter 2, and then the organic gas is generated in the first bubbler 4 together with the organic solvent and enters the gas mixing tank 10.
Then, the second variable frequency fan 6 and the ball valve 9 are turned on, the heater 7 is turned off, nothing is filled in the second bubbler 8, the second variable frequency fan 6 blows air into the gas mixing tank 10, and the concentration of the organic gas in the gas mixing tank 10 is adjusted. Organic gas with a certain concentration passes through the adsorption and desorption module 12 provided with the honeycomb body module, and then the gas detection module 13 is used for detecting the temperature, the flow rate and the concentration of the organic gas, so that adsorption and penetration curves of the honeycomb body modules with different shapes and sizes are obtained.
The desorption process is the process of making organic gas deviate from the honeycomb body material through hot air or high temperature vapor, close first frequency conversion fan 1, open heater 7, the air that second frequency conversion fan 6 produced gets into through second bubbler 8, ball valve 9 and gas mixing tank 10 after heater 7 heats and inhales desorption module 12, make and inhale the organic gas desorption of adsorbing on the honeycomb body module in desorption module 12, and utilize gas detection module 13 to detect the concentration of the organic gas of desorption, obtain the desorption curve of honeycomb body module under the hot air environment.
When it is desired to test the desorption performance of the honeycomb module in a high temperature steam environment, water may be added to the second bubbler 8 at the beginning of the desorption test.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides a honeycomb body material's organic gas inhales/desorption capability test device which characterized by: the device comprises an organic gas generation system, a hot air generation system and a performance detection system, wherein the organic gas generation system comprises a first variable frequency fan (1), a first water bath device (3) and a first bubbler (4) arranged in the first water bath device (3), and the first variable frequency fan (1) is connected with the first bubbler (4); the hot air generating system comprises a second variable frequency fan (6), a heater (7) and a second bubbler (8), the second variable frequency fan (6), the heater (7) and the second bubbler (8) are sequentially connected, and the first bubbler (4) and the second bubbler (8) are both connected with a gas mixing tank (10); the performance detection system comprises an absorption and desorption module (12) connected with the gas mixing tank (10), and a plurality of honeycomb body modules with different shapes and sizes are placed in the absorption and desorption module (12).
2. The apparatus for testing organic gas adsorption/desorption properties of a honeycomb material according to claim 1, wherein: the pipeline of the adsorption and desorption module (12) is connected with a gas detection module (13) for detecting the flow rate, the temperature and the concentration of the organic gas.
3. The apparatus for testing organic gas adsorption/desorption properties of a honeycomb material according to claim 1, wherein: a check valve (5) is arranged between the first bubbler (4) and the gas mixing tank (10).
4. The apparatus for testing organic gas adsorption/desorption properties of a honeycomb material according to claim 1, wherein: a ball valve (9) is arranged between the second bubbler (8) and the gas mixing tank (10).
5. The apparatus for testing organic gas adsorption/desorption properties of a honeycomb material according to claim 1, wherein: an air flow meter (2) for adjusting the flow rate of inlet air is arranged between the first variable frequency fan (1) and the first bubbler (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022726466.3U CN214252183U (en) | 2020-11-23 | 2020-11-23 | Organic gas absorption/desorption performance testing device for honeycomb material |
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| CN202022726466.3U CN214252183U (en) | 2020-11-23 | 2020-11-23 | Organic gas absorption/desorption performance testing device for honeycomb material |
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| CN214252183U true CN214252183U (en) | 2021-09-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116413404A (en) * | 2022-12-06 | 2023-07-11 | 中国原子能科学研究院 | Test system and test method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116413404A (en) * | 2022-12-06 | 2023-07-11 | 中国原子能科学研究院 | Test system and test method |
| CN116413404B (en) * | 2022-12-06 | 2024-05-14 | 中国原子能科学研究院 | Test system and test method |
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