CN213988948U - Fuel cell humidification intercooler - Google Patents
Fuel cell humidification intercooler Download PDFInfo
- Publication number
- CN213988948U CN213988948U CN202022467138.6U CN202022467138U CN213988948U CN 213988948 U CN213988948 U CN 213988948U CN 202022467138 U CN202022467138 U CN 202022467138U CN 213988948 U CN213988948 U CN 213988948U
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- China
- Prior art keywords
- intercooler
- cavity
- humidification
- air
- fuel cell
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- 239000000446 fuel Substances 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 229920000742 Cotton Polymers 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 14
- 239000003595 mist Substances 0.000 description 13
- 239000000110 cooling liquid Substances 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
Abstract
The utility model discloses a fuel cell humidification intercooler, including the intercooler body, the intercooler body is equipped with the inner chamber, the inner chamber is equipped with the humidification cavity and the well cold cavity that are linked together, and the one end that the intercooler body is adjacent with the humidification cavity is equipped with the air inlet of intercommunication humidification cavity, and the one end that the intercooler body is adjacent with well cold cavity is equipped with the gas outlet of the well cold cavity of intercommunication, is equipped with the nozzle of intercommunication humidification cavity on the intercooler body. The utility model provides a simple efficient fuel cell humidification intercooler can initiatively adjust the inlet air humidity of air side galvanic pile, and control is simple reliable, and humidity control range is wide.
Description
Technical Field
The utility model relates to a fuel cell air supply system technical field especially relates to a fuel cell humidification intercooler.
Background
The proton exchange membrane fuel cell is a power generation device which utilizes hydrogen and oxygen to react under the action of a catalyst to generate water and generate electric energy. When the fuel cell system is in operation, in order to improve the reaction efficiency of the stack and prevent the proton exchange membrane from being damaged due to too low humidity, air needs to be humidified.
In a conventional fuel cell system, humidification is generally performed by a humidifier having a hollow fiber membrane inside. The humidifier is internally provided with two channels, namely a dry air channel and a wet air channel. When the system operates, air pressurized by the air compressor flows through the intercooler and is subjected to humidity exchange with the wet air discharged from the tail of the electric pile in the wet air flow passage in the dry air flow passage of the humidifier, so that the aim of humidifying is fulfilled. The humidifier can not actively adjust the humidity of dry air, the humidification proportion range is small, the humidification effect is not ideal when the galvanic pile runs at high power, the larger the power of the galvanic pile is, the larger the volume of the humidifier is, and the volume ratio power and the compactness of the fuel cell system are not favorably improved.
A conventional patent is entitled "humidifier for fuel cell", and patent publication No. CN208723007U, and mainly includes components such as an atomizing sheet, a heater, and a separator with air holes. In the patent, liquid water is atomized into water mist by an atomizer, the water mist is mixed with dry air and heated by a heater, and the water mist is changed into water vapor to humidify the dry air. In practical application, the air pressurized by the air compressor is high-temperature air, and the air is cooled instead of being heated, so that the idea is not in accordance with the actual situation; also, liquid water is stored in the atomizer, which risks freezing when the fuel cell system is below 0 ℃.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model provides a simple efficient fuel cell humidification intercooler can initiatively adjust the inlet air humidity of air side galvanic pile, and control is simple reliable, and humidity control range is wide.
The utility model discloses take following technical scheme to realize above-mentioned purpose:
the utility model provides a fuel cell humidification intercooler, includes the intercooler body, and the intercooler body is equipped with the inner chamber, the inner chamber is equipped with humidification cavity and the well cold cavity that is linked together, and the intercooler body is equipped with the air inlet of intercommunication humidification cavity with the adjacent one end of humidification cavity, and the intercooler body is equipped with the gas outlet of intercommunication well cold cavity with the adjacent one end of well cold cavity, is equipped with the nozzle of intercommunication humidification cavity on the intercooler body.
Preferably, the intercooling cavity is internally provided with air flow channels and cooling flow channels at intervals, and the two opposite ends of the air flow channel are respectively communicated with the humidifying cavity and the air outlet.
Preferably, the opposite ends of the cooling flow channel are respectively provided with side absorbent cotton.
Preferably, the bottom of the inner cavity is provided with bottom absorbent cotton.
Preferably, the outer wall of intercooler body is equipped with the spray water pump who connects the nozzle.
The utility model has the advantages that:
the utility model provides a simple and efficient fuel cell humidification intercooler, which comprises a humidification cavity and an intercooling cavity, wherein the humidification cavity is provided with a nozzle of a spray water pump, the spray nozzle sprays a certain amount of water mist according to the flow and the humidity of air, and high-temperature dry air (the temperature can reach over 160 ℃) from a humidification air compressor is discharged from the humidification air compressor; after the humidification of the humidification cavity, high-temperature dry air enters the intercooling cavity; in the intercooling cavity, the humidified high-temperature dry air exchanges heat with the cooling liquid in the intercooling cavity to reduce the temperature, reaches the temperature required by the galvanic pile, and then enters the cathode of the galvanic pile. The utility model discloses a but fuel cell humidification intercooler initiative air regulation side air intake humidity of galvanic pile, control is simple reliable, and humidity control range is wide, can be according to the intake humidity of galvanic pile demand conditioned air to humidity, and humidity is controllable, adjustable, is favorable to studying the influence of different humidity to fuel cell system efficiency. Furthermore, the utility model discloses collect humidification and well cold integrated design, compare in the fuel cell system who adopts intercooler and humidifier, reduce the pipe connection, its volume is littleer, the structure is compacter, the cost is lower, and waste heat heating vaporization water smoke that make full use of air compressor machine produced simultaneously is favorable to reducing the comprehensive volume of traditional intercooler and humidifier to advancing the heap front air humidifying and cooling.
Drawings
Fig. 1 is a schematic structural view of a fuel cell humidification intercooler provided by an embodiment of the present invention.
In the figure, 1-an intercooler body, 2-a humidifying cavity, 3-an intercooler cavity, 4-an air inlet, 5-an air outlet, 6-a nozzle, 7-an air flow passage, 8-a cooling flow passage, 9-side absorbent cotton, 10-bottom absorbent cotton and 11-a spray water pump.
Detailed Description
The present invention will be described in detail with reference to fig. 1 and the following detailed description.
Referring to fig. 1, the present embodiment provides a fuel cell humidification intercooler, including an intercooler body 1, the intercooler body 1 is provided with an inner cavity, the inner cavity is provided with a humidification cavity 2 and an intercooling cavity 3 which are communicated, an air inlet 4 communicated with the humidification cavity 2 is provided at one end of the intercooler body 1 adjacent to the humidification cavity 2, an air outlet 5 communicated with the intercooling cavity 3 is provided at one end of the intercooler body 1 adjacent to the intercooling cavity 3, and a nozzle 6 communicated with the humidification cavity 2 is provided on the intercooler body 1.
When the fuel cell humidification intercooler of the utility model is used, high-temperature dry air from the air compressor enters the humidification cavity 2 through the air inlet 4, the nozzle 6 continuously sprays a certain amount of water mist, and the high-temperature dry air is mixed with the water mist; then the high-temperature wet air enters the intercooling cavity 3, exchanges heat and cools through the cooling liquid in the intercooling cavity 3, the temperature meets the requirement of the galvanic pile, and finally the high-temperature wet air enters the galvanic pile cathode through the air outlet 5.
In the utility model, the nozzle 6 sprays a certain amount of water mist according to the flow and the humidity of the air, and humidifies the high-temperature dry air (the temperature can reach over 160 ℃) from the air compressor; after being humidified by the humidifying cavity 2, high-temperature dry air enters the intercooling cavity 3; in the intercooling cavity 3, the humidified high-temperature dry air exchanges heat with the cooling liquid in the intercooling cavity 3 to be cooled to reach the temperature required by the galvanic pile, and then enters the cathode of the galvanic pile. The utility model discloses a but fuel cell humidification intercooler initiative air regulation side air intake humidity of galvanic pile, control is simple reliable, and humidity control range is wide, can be according to the intake humidity of galvanic pile demand conditioned air to humidity, and humidity is controllable, adjustable, is favorable to studying the influence of different humidity to fuel cell system efficiency. Furthermore, the utility model discloses humidification and well cold integrated design compare in the fuel cell system who adopts intercooler and humidifier, reduce the pipe connection, and its volume is littleer, the structure is compacter, the cost is lower, and waste heat heating vaporization water smoke that make full use of air compressor machine produced simultaneously is favorable to reducing the comprehensive volume of traditional intercooler and humidifier to advancing the heap front air humidifying and cooling.
In the present embodiment, an air flow channel 7 and a cooling flow channel 8 are disposed between the intercooling cavity 3, and opposite ends of the air flow channel 7 are respectively communicated with the humidifying cavity 2 and the air outlet 5. The high-temperature air enters the humidifying cavity 2 from the air inlet 4, then enters the air flow channel 7 from the humidifying cavity 2, completes humidification and cooling successively, and finally flows out from the air outlet 5. The cooling flow channel 8 is used for storing and circulating cooling liquid so as to perform heat exchange on high-temperature air in the air flow channel 7, so that the temperature of the air meets the requirement of the reactor reaction. The air flow channels 7 and the cooling flow channels 8 are arranged at intervals, so that the contact area of high-temperature air and cooling liquid is increased as much as possible, and the cooling of the high-temperature air is accelerated.
In the present embodiment, side absorbent pads 9 are provided at opposite ends of the cooling flow passage 8. The bottom of the inner cavity is provided with bottom absorbent cotton 10. The side absorbent cotton 9 and the bottom absorbent cotton 10 at the air inlet end are used for absorbing the redundant water mist sprayed by the nozzle 6 and preventing the water mist from condensing. The bottom absorbent cotton 10 at the air inlet end is contacted with the bottom surface of the humidifying cavity 2, and the side absorbent cotton 9 is contacted with the air inlet end surface of the intercooling cavity 3. When the water mist is condensed in the humidifying cavity 2, the water absorption cotton continuously absorbs the water on the bottom surface of the humidifying cavity 2 onto the side water absorption cotton 9 by utilizing the siphon action. Meanwhile, the side absorbent cotton 9 and the bottom absorbent cotton 10 are dried by continuously blowing air. The side absorbent cotton 9 and the bottom absorbent cotton 10 at the air outlet end have the same function, condensed water is absorbed onto the side absorbent cotton 9 in contact with the air outlet end face of the intercooling cavity 3 by utilizing the siphoning effect, and meanwhile, the side absorbent cotton 9 and the bottom absorbent cotton 10 are dried by utilizing continuously blown air, so that the fuel cell system is prevented from being frozen at the temperature below 0 ℃.
In the present embodiment, a spray water pump 11 connected to the nozzle 6 is provided on the outer wall of the intercooler body 1, and the spray operation is performed by controlling the nozzle 6 by the spray water pump 11. The spray water pump 11 is not limited to be installed on the upper portion of the intercooler body 1, and may be installed at other positions and connected to the nozzles 6 installed on the intercooler body 1 through pipes. Liquid water in the pipeline of the spray water pump 11 can be purged and discharged when the fuel cell system is stopped, so that the spray water pump 11 does not have the risk of being frozen. The high-temperature dry air comes out of the air compressor, the temperature of the high-temperature dry air can reach over 160 ℃, the high-temperature dry air and the water mist are contacted and mixed in the humidifying cavity 2, the water mist can be further vaporized, condensation of the water mist is avoided as far as possible, and waste heat generated by the air compressor is fully utilized.
Although the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that modifications and improvements can be made thereto. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a fuel cell humidification intercooler, its characterized in that, includes intercooler body (1), and intercooler body (1) is equipped with the inner chamber, the inner chamber is equipped with humidification cavity (2) and well cooling cavity (3) that are linked together, and intercooler body (1) is equipped with air inlet (4) of intercommunication humidification cavity (2) with the one end that humidification cavity (2) are adjacent, and intercooler body (1) is equipped with gas outlet (5) of intercommunication well cooling cavity (3) with the one end that well cooling cavity (3) are adjacent, is equipped with nozzle (6) of intercommunication humidification cavity (2) on intercooler body (1).
2. A fuel cell humidifying intercooler as claimed in claim 1, wherein an air flow passage (7) and a cooling flow passage (8) are provided in the intercooler body (3) at intervals, and opposite ends of the air flow passage (7) are respectively communicated with the humidifying body (2) and the air outlet (5).
3. A fuel cell humidifying intercooler as claimed in claim 2, wherein opposite ends of the cooling flow channel (8) are provided with side absorbent cotton (9), respectively.
4. A fuel cell humidifying intercooler in accordance with claim 1, characterized in that the bottom of the inner chamber is provided with bottom absorbent cotton (10).
5. A fuel cell humidifying intercooler as claimed in claim 1, wherein the outer wall of the intercooler body (1) is provided with a spray water pump (11) connected to the nozzle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022467138.6U CN213988948U (en) | 2020-10-30 | 2020-10-30 | Fuel cell humidification intercooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022467138.6U CN213988948U (en) | 2020-10-30 | 2020-10-30 | Fuel cell humidification intercooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213988948U true CN213988948U (en) | 2021-08-17 |
Family
ID=77259694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022467138.6U Active CN213988948U (en) | 2020-10-30 | 2020-10-30 | Fuel cell humidification intercooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213988948U (en) |
-
2020
- 2020-10-30 CN CN202022467138.6U patent/CN213988948U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: No. 9, Keyuan East 11th Road, High-tech Zone, Nanning City, Guangxi Zhuang Autonomous Region, 530009 Patentee after: Yuchaixinlan New Energy Power Technology Co.,Ltd. Address before: 537005 No. 88 flyover West Road, the Guangxi Zhuang Autonomous Region, Yulin Patentee before: Guangxi Yuchai Machinery Co.,Ltd. |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Yuchai Xingshunda New Energy Technology Co.,Ltd. Assignor: Yuchaixinlan New Energy Power Technology Co.,Ltd. Contract record no.: X2024980002254 Denomination of utility model: A fuel cell humidification intercooler Granted publication date: 20210817 License type: Common License Record date: 20240227 |