CN220554635U - High-efficiency low-consumption regeneration device for honeycomb zeolite - Google Patents
High-efficiency low-consumption regeneration device for honeycomb zeolite Download PDFInfo
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- CN220554635U CN220554635U CN202420201882.7U CN202420201882U CN220554635U CN 220554635 U CN220554635 U CN 220554635U CN 202420201882 U CN202420201882 U CN 202420201882U CN 220554635 U CN220554635 U CN 220554635U
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- zeolite
- heat exchanger
- plate heat
- air
- regeneration device
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- 229910021536 Zeolite Inorganic materials 0.000 title claims abstract description 77
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 239000010457 zeolite Substances 0.000 title claims abstract description 77
- 230000008929 regeneration Effects 0.000 title claims abstract description 41
- 238000011069 regeneration method Methods 0.000 title claims abstract description 41
- 239000003054 catalyst Substances 0.000 claims abstract description 18
- 230000001172 regenerating effect Effects 0.000 claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000001413 cellular effect Effects 0.000 claims 1
- 229920006395 saturated elastomer Polymers 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 24
- 239000000126 substance Substances 0.000 description 10
- 238000003795 desorption Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model relates to the technical field of zeolite regeneration, in particular to a high-efficiency low-consumption regeneration device for honeycomb zeolite. The air inlet pipeline is connected with a plate heat exchanger through an air filter, the plate heat exchanger is connected with the bottom of a zeolite regeneration device, the top of the zeolite regeneration device is connected with an induced draft fan through the plate heat exchanger, and the induced draft fan is connected with an air outlet pipeline. The inside of the zeolite regeneration device is provided with an electric heater, a zeolite placing layer and a catalyst placing layer from bottom to top in sequence. And a pipeline with a branch connected between the air filter and the plate heat exchanger is arranged on the air outlet pipeline. The zeolite regenerating device is internally and vertically provided with a three-layer structure, the electric heater heats air, the hot air desorbs saturated honeycomb zeolite at the upper layer, high-boiling-point organic components are desorbed, the high-boiling-point organic components upwards enter the catalyst placing layer along with the hot air, and the high-boiling-point organic components are decomposed through the catalyst to generate pollution-free components.
Description
Technical Field
The utility model relates to the technical field of zeolite regeneration, in particular to a high-efficiency low-consumption regeneration device for honeycomb zeolite.
Background
Honeycomb zeolite is a natural mineral with a microporous structure, and its working principle is to adsorb and separate molecules through its microporous structure. The pore structure of the honeycomb zeolite is quite regular, the pore size is between 4 and 10 angstroms, and the adsorption capacity of the honeycomb zeolite is mainly derived from the pore structure. When molecules enter the micropores of the honeycomb zeolite, they interact with the chemical functional groups on the surfaces of the micropores, and are adsorbed inside the micropores. This makes it widely applicable in the isolation and purification of molecules.
When the honeycomb zeolite is adsorbed and saturated, the honeycomb zeolite is usually desorbed by hot air, but when some high-boiling-point substances are adsorbed by the honeycomb zeolite, the high-boiling-point substances are difficult to desorb by the hot air, the adsorption performance of the zeolite is influenced for a long time, the high-boiling-point substances are easy to reversely adsorb even if the high-boiling-point substances are desorbed, the high-boiling-point substances cannot be completely desorbed, the desorbed high-boiling-point substances need to enter an exhaust gas treatment device for treatment, time and labor are wasted, and a large amount of energy is consumed by heating the hot air.
Disclosure of Invention
The utility model provides a high-efficiency low-consumption regeneration device for honeycomb zeolite, which aims to solve the problems that the desorption of high-boiling-point substances of the honeycomb zeolite is difficult, the waste gas treatment process is complicated after the desorption, and the thermal desorption consumes excessive energy.
In order to solve the problems, the technical scheme of the utility model is as follows:
the utility model relates to a honeycomb zeolite high-efficiency low-consumption regeneration device which comprises an air inlet pipeline, wherein the air inlet pipeline is connected with a plate heat exchanger through an air filter, the plate heat exchanger is connected with the bottom of the zeolite regeneration device, the top of the zeolite regeneration device is connected with an induced draft fan through the plate heat exchanger, and the induced draft fan is connected with an air outlet pipeline.
The inside of the zeolite regeneration device is provided with an electric heater, a zeolite placing layer and a catalyst placing layer from bottom to top in sequence.
The electric heater heats air, the hot air desorbs the upper saturated honeycomb zeolite, the high-boiling-point organic components are desorbed, the high-boiling-point organic components enter the catalyst placement layer upwards along with the hot air, and the high-boiling-point organic components are decomposed by the catalyst to generate pollution-free components.
And a pipeline with a branch connected between the air filter and the plate heat exchanger is arranged on the air outlet pipeline.
The high-temperature gas from the zeolite regeneration device is cooled by the plate heat exchanger, part of the high-temperature gas is led into the front end of the plate heat exchanger by the induced draft fan, and the high-temperature gas is mixed with cold air and then enters the zeolite regeneration device again.
And a second regulating valve is arranged on a branch of the air outlet pipeline.
The end, far away from the induced draft fan, of the air outlet pipeline is provided with a first regulating valve.
The air filter outlet is connected to a plate heat exchanger cold side inlet, and the plate heat exchanger cold side outlet is connected to an air inlet at the bottom of the zeolite regeneration device.
The top air outlet of the zeolite regeneration device is connected with the hot side inlet of the plate heat exchanger, and the hot side outlet of the plate heat exchanger is connected with the air inlet of the induced draft fan.
The high-temperature gas coming out from the gas outlet at the top of the zeolite regeneration device preheats the cold air entering the plate heat exchanger from the air filter, thereby saving energy.
Working principle: under the action of an induced draft fan, air is purified by an air filter, then enters from the bottom of a zeolite regeneration device through a plate heat exchanger, is heated to more than 200 ℃ through an electric heater, passes through saturated honeycomb zeolite, carries out thermal desorption on the upper saturated honeycomb zeolite, desorbs high-boiling-point organic components, and then enters a catalyst placement layer along with hot air upwards, the high-boiling-point organic components are decomposed by a catalyst to generate carbon dioxide and water, cold air entering the plate heat exchanger from the air filter is preheated by high-temperature gas coming out of an air outlet at the top of the zeolite regeneration device, enters an air outlet pipeline through the induced draft fan after heat exchange and temperature reduction, part of gas is discharged into the air through adjusting the opening of a first regulating valve and a second regulating valve, and the other part of gas enters the zeolite regeneration device again after entering the plate heat exchanger and the cold air are mixed.
The beneficial effects of the utility model are as follows:
(1) The zeolite regenerating device is provided with a three-layer structure, the electric heater is used for heating air, the hot air is used for desorbing the upper saturated honeycomb zeolite, the high-boiling-point organic components are desorbed, the high-boiling-point organic components enter the catalyst placing layer upwards along with the hot air, and the high-boiling-point organic components are decomposed through the catalyst to generate pollution-free components. And the three-layer structure in the zeolite regeneration device is vertically arranged, so that desorbed substances can move upwards in time along with hot air and are decomposed by the catalyst, and the substances are prevented from being reabsorbed by honeycomb zeolite.
(2) The utility model preheats the cold air entering the plate heat exchanger from the air filter by the high-temperature gas coming out from the gas outlet at the top of the zeolite regenerating device, thereby saving energy.
(3) The utility model cools the high temperature gas from the zeolite regeneration device through the plate heat exchanger, introduces part of the high temperature gas into the front end of the plate heat exchanger through the induced draft fan, mixes the high temperature gas with cold air, and then enters the zeolite regeneration device again to recover heat.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of a high efficiency low consumption regeneration device for honeycomb zeolite according to the present utility model;
in the figure: 1. an air filter; 2. a plate heat exchanger; 3. a zeolite regeneration device; 4. an electric heater; 5. a zeolite placement layer; 6. a catalyst placement layer; 7. an induced draft fan; 8. a first regulating valve; 9. and a second regulating valve.
Detailed Description
The utility model will be described in more detail with reference to examples.
As shown in figure 1, the high-efficiency low-consumption regeneration device for the honeycomb zeolite comprises an air inlet pipeline, wherein the air inlet pipeline is connected with a plate heat exchanger 2 through an air filter 1, the plate heat exchanger 2 is connected with the bottom of a zeolite regeneration device 3, the top of the zeolite regeneration device 3 is connected with an induced draft fan 7 through the plate heat exchanger 2, and the induced draft fan 7 is connected with an air outlet pipeline.
The inside of the zeolite regeneration device 3 is provided with an electric heater 4, a zeolite placing layer 5 and a catalyst placing layer 6 from bottom to top in sequence.
The electric heater 4 heats air, the hot air desorbs the upper saturated honeycomb zeolite, the high-boiling-point organic components are desorbed, the high-boiling-point organic components enter the catalyst placement layer 6 upwards along with the hot air, and the high-boiling-point organic components are decomposed by the catalyst to generate pollution-free components.
The air outlet pipeline is provided with a pipeline with a branch connected between the air filter 1 and the plate heat exchanger 2.
The high-temperature gas from the zeolite regeneration device 3 is cooled by the plate heat exchanger 2, part of the high-temperature gas is led into the front end of the plate heat exchanger 2 by the induced draft fan 7, and the high-temperature gas is mixed with cold air and then enters the zeolite regeneration device 3 again.
And a second regulating valve 9 is arranged on a branch of the air outlet pipeline.
The end, far away from the induced draft fan 7, of the air outlet pipeline is provided with a first regulating valve 8.
The outlet of the air filter 1 is connected to the cold side inlet of the plate heat exchanger 2, and the cold side outlet of the plate heat exchanger 2 is connected to the air inlet at the bottom of the zeolite regeneration device 3.
The top air outlet of the zeolite regeneration device 3 is connected with the hot side inlet of the plate heat exchanger 2, and the hot side outlet of the plate heat exchanger 2 is connected with the air inlet of the induced draft fan 7.
The high-temperature gas coming out of the gas outlet at the top of the zeolite regenerating device 3 preheats the cold air entering the plate heat exchanger 2 from the air filter 1, thereby saving energy.
Working principle: under the action of induced draft fan 7, air is purified by air filter 1, then enters from the bottom of zeolite regenerating unit 3 through plate heat exchanger 2, is heated to more than 200 ℃ through electric heater 4, passes through saturated honeycomb zeolite, carries out thermal desorption to upper saturated honeycomb zeolite, desorbs high boiling point organic components, and high boiling point organic components upward enter catalyst placement layer 6 along with hot air, decompose high boiling point organic components through the catalyst and generate carbon dioxide and water, high temperature gas coming out from the gas outlet at the top of zeolite regenerating unit 3 preheats cold air entering plate heat exchanger 2 from air filter 1, enters into the gas outlet pipeline through induced draft fan 7 after heat exchange and temperature reduction with air, discharges a part of gas into air through adjusting the opening of first regulating valve 8 and second regulating valve 9, and enters into zeolite regenerating unit 3 again after the other part of gas enters into plate heat exchanger 2 and cold air to mix.
Claims (7)
1. The utility model provides a high-efficient low consumption regenerating unit of honeycomb zeolite, its characterized in that, includes air inlet pipe, air inlet pipe passes through air cleaner (1) and connects plate heat exchanger (2), and the bottom of zeolite regenerating unit (3) is connected to plate heat exchanger (2), and induced draught fan (7) are connected through plate heat exchanger (2) at the top of zeolite regenerating unit (3), and the pipeline of giving vent to anger is connected to induced draught fan (7).
2. The efficient and low-consumption honeycomb zeolite regeneration device according to claim 1, wherein the inside of the zeolite regeneration device (3) is provided with an electric heater (4), a zeolite placing layer (5) and a catalyst placing layer (6) in sequence from bottom to top.
3. The high-efficiency low-consumption regeneration device for honeycomb zeolite according to claim 1, wherein the air outlet pipeline is provided with a pipeline which is connected between the air filter (1) and the plate heat exchanger (2) in a branched way.
4. A device for regenerating a cellular zeolite with high efficiency and low consumption according to claim 3, characterized in that the branch of the air outlet pipe is provided with a second regulating valve (9).
5. The efficient low-consumption regeneration device for honeycomb zeolite according to claim 4, wherein a first regulating valve (8) is arranged at the end, far away from the induced draft fan (7), of the air outlet pipeline.
6. A honeycomb zeolite efficient low-consumption regeneration device according to claim 1, characterized in that the air filter (1) outlet is connected to the cold side inlet of a plate heat exchanger (2), the cold side outlet of the plate heat exchanger (2) being connected to the bottom inlet of the zeolite regeneration device (3).
7. The efficient low-consumption honeycomb zeolite regenerating device according to claim 1, wherein an air outlet at the top of the zeolite regenerating device (3) is connected with a hot side inlet of the plate heat exchanger (2), and an air outlet at the hot side of the plate heat exchanger (2) is connected with an air inlet of an induced draft fan (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420201882.7U CN220554635U (en) | 2024-01-29 | 2024-01-29 | High-efficiency low-consumption regeneration device for honeycomb zeolite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420201882.7U CN220554635U (en) | 2024-01-29 | 2024-01-29 | High-efficiency low-consumption regeneration device for honeycomb zeolite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220554635U true CN220554635U (en) | 2024-03-05 |
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ID=90050459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420201882.7U Active CN220554635U (en) | 2024-01-29 | 2024-01-29 | High-efficiency low-consumption regeneration device for honeycomb zeolite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220554635U (en) |
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2024
- 2024-01-29 CN CN202420201882.7U patent/CN220554635U/en active Active
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