CN211045598U - Exhaust heating system for low-temperature starting of hydrogen fuel cell - Google Patents
Exhaust heating system for low-temperature starting of hydrogen fuel cell Download PDFInfo
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- CN211045598U CN211045598U CN201921781532.8U CN201921781532U CN211045598U CN 211045598 U CN211045598 U CN 211045598U CN 201921781532 U CN201921781532 U CN 201921781532U CN 211045598 U CN211045598 U CN 211045598U
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- electromagnetic valve
- heating
- exhaust pipe
- fuel cell
- hydrogen fuel
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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
- 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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Abstract
The utility model provides a hydrogen fuel cell's low temperature starts exhaust heating system, this hydrogen fuel cell's low temperature starts exhaust heating system includes: the device comprises a galvanic pile, a heating piece, an electromagnetic valve and an exhaust pipe; the exhaust pipe is a hydrogen exhaust pipe. The heating part is used for heating the exhaust pipe, so that the pipeline blockage of the exhaust pipe caused by the icing of residual water in the pipeline is avoided; the galvanic pile is connected with the exhaust pipe, the electromagnetic valve is installed on the exhaust pipe, and heating pieces are arranged on two sides of the exhaust pipe between the galvanic pile and the electromagnetic valve. The heating element can be a heating sheet or a resistance wire. A heating resistance wire is arranged in the electromagnetic valve and used for heating the electromagnetic valve, and electromagnetic valve blockage caused by icing of residual water in the electromagnetic valve is avoided. The electromagnetic valve is periodically opened and closed and is used for discharging water generated by the electric pile. The utility model has the advantages that: simple structure practices thrift the cost, has effectively prevented among blast pipe and the solenoid valve because of the frozen pipeline or the solenoid valve jam that lead to of residual water.
Description
Technical Field
The utility model relates to a hydrogen energy automobile field especially relates to an exhaust heating system of hydrogen fuel cell low temperature start-up.
Background
The exhaust system comprises an exhaust pipeline, an electromagnetic valve and the like, and the electromagnetic valve is periodically opened and closed to discharge water generated by the electric pile; when the fuel cell is started in a low-temperature environment, water remained in the pipeline and the valve body is extremely easy to freeze due to low temperature, so that the pipeline or the electromagnetic valve is blocked, cold starting cannot be smoothly carried out, and the performance of the fuel cell is influenced. In the prior patent CN201610825503, a cooling liquid filling mode is adopted to ensure that the pipeline and the valve body are not frozen, but the cooling liquid stored in the pipeline is periodically discharged along with the water generated by the galvanic pile, so that the cooling liquid needs to be filled in time, and the waste of the cooling liquid is caused.
Disclosure of Invention
In order to solve the above problem, the present invention provides an exhaust heating system for a hydrogen fuel cell low temperature start, comprising: the device comprises a galvanic pile, a heating piece, an electromagnetic valve and an exhaust pipe;
the heating part is used for heating the exhaust pipe, so that pipeline blockage caused by icing of residual water in the pipeline of the exhaust pipe is avoided;
the galvanic pile is connected with the exhaust pipe, the electromagnetic valve is installed on the exhaust pipe, and the heating parts are arranged on two sides of the exhaust pipe between the galvanic pile and the electromagnetic valve.
Further, the electric stack is a hydrogen fuel cell stack and is used for providing power for an exhaust heating system of the hydrogen fuel cell for low-temperature starting.
Further, the heating element is a heating sheet or a resistance wire.
Furthermore, a heating resistance wire is arranged in the electromagnetic valve and used for heating the electromagnetic valve, so that the electromagnetic valve is prevented from being blocked due to icing of residual water in the electromagnetic valve.
Further, the electromagnetic valve is opened and closed periodically and is used for discharging water generated by the electric pile.
Further, the exhaust pipe is a hydrogen exhaust pipe.
The utility model provides a beneficial effect that technical scheme brought is: simple structure practices thrift the cost, has effectively prevented among blast pipe and the solenoid valve because of the frozen pipeline or the solenoid valve jam that lead to of residual water.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a structural diagram of an exhaust heating system for low-temperature startup of a hydrogen fuel cell according to an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment of the utility model provides an exhaust heating system that hydrogen fuel cell cold-starting.
Referring to fig. 1, fig. 1 is a structural diagram of an exhaust heating system for low-temperature starting of a hydrogen fuel cell according to an embodiment of the present invention, which specifically includes: the device comprises a galvanic pile 1, a heating element 2, an electromagnetic valve 3 and an exhaust pipe; in this embodiment, the exhaust pipe is a hydrogen exhaust pipe 4.
The heating element 2 is used for heating the exhaust pipe, so that the pipeline blockage of the exhaust pipe caused by the icing of residual water in the pipeline is avoided;
the galvanic pile 1 is connected with the exhaust pipe, the electromagnetic valve 3 is installed on the exhaust pipe, and the heating parts are arranged on two sides of the exhaust pipe between the galvanic pile and the electromagnetic valve.
The electric stack 1 is a hydrogen fuel cell stack and is used for providing power for an exhaust heating system for low-temperature starting of the hydrogen fuel cell.
The heating element 2 is a heating sheet or a resistance wire.
And a heating resistance wire is arranged in the electromagnetic valve 3 and used for heating the electromagnetic valve, so that the electromagnetic valve is prevented from being blocked due to icing of residual water in the electromagnetic valve.
The electromagnetic valve 3 is periodically opened and closed to discharge the water generated by the cell stack 1.
The utility model has the advantages that: simple structure practices thrift the cost, has effectively prevented among blast pipe and the solenoid valve because of the frozen pipeline or the solenoid valve jam that lead to of residual water.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. An exhaust gas heating system for a hydrogen fuel cell at low temperature start, characterized in that: the method comprises the following steps: the device comprises a galvanic pile, a heating piece, an electromagnetic valve and an exhaust pipe;
the heating part is used for heating the exhaust pipe, so that pipeline blockage caused by icing of residual water in the pipeline of the exhaust pipe is avoided;
the galvanic pile is connected with the exhaust pipe, the electromagnetic valve is installed on the exhaust pipe, and the heating parts are arranged on two sides of the exhaust pipe between the galvanic pile and the electromagnetic valve.
2. The exhaust gas heating system for a hydrogen fuel cell for low-temperature startup according to claim 1, characterized in that: the electric stack is a hydrogen fuel cell stack and is used for providing power for an exhaust heating system of the hydrogen fuel cell for low-temperature starting.
3. The exhaust gas heating system for a hydrogen fuel cell for low-temperature startup according to claim 1, characterized in that: the heating piece is a heating sheet or a resistance wire.
4. The exhaust gas heating system for a hydrogen fuel cell for low-temperature startup according to claim 1, characterized in that: and a heating resistance wire is arranged in the electromagnetic valve and used for heating the electromagnetic valve, so that the electromagnetic valve is prevented from being blocked due to icing of residual water in the electromagnetic valve.
5. The exhaust gas heating system for a hydrogen fuel cell for low-temperature startup according to claim 1, characterized in that: the electromagnetic valve is periodically opened and closed and is used for discharging water generated by the electric pile.
6. The exhaust gas heating system for a hydrogen fuel cell for low-temperature startup according to claim 1, characterized in that: the exhaust pipe is a hydrogen exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921781532.8U CN211045598U (en) | 2019-10-22 | 2019-10-22 | Exhaust heating system for low-temperature starting of hydrogen fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921781532.8U CN211045598U (en) | 2019-10-22 | 2019-10-22 | Exhaust heating system for low-temperature starting of hydrogen fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211045598U true CN211045598U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201921781532.8U Active CN211045598U (en) | 2019-10-22 | 2019-10-22 | Exhaust heating system for low-temperature starting of hydrogen fuel cell |
Country Status (1)
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| CN (1) | CN211045598U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916787A (en) * | 2020-08-13 | 2020-11-10 | 浙江高成绿能科技有限公司 | Miniature fuel cell and low-temperature starting operation method thereof |
| CN112628449A (en) * | 2020-12-16 | 2021-04-09 | 北京艾尔航空科技有限责任公司 | Self-heating electromagnetic valve and application thereof |
-
2019
- 2019-10-22 CN CN201921781532.8U patent/CN211045598U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916787A (en) * | 2020-08-13 | 2020-11-10 | 浙江高成绿能科技有限公司 | Miniature fuel cell and low-temperature starting operation method thereof |
| CN112628449A (en) * | 2020-12-16 | 2021-04-09 | 北京艾尔航空科技有限责任公司 | Self-heating electromagnetic valve and application thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210220 Address after: 046000 7th floor, block a, Yuecheng financial service center, No.36 zhuomaxi street, Changzhi City, Shanxi Province Patentee after: Zhongji hydrogen energy automobile (Changzhi) Co.,Ltd. Address before: Room 101, 1 / F, building 13, phase I, industrial incubation base, east of future third road and south of Keji fifth road, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN LUOGEFU HYDROGEN ENERGY AUTOMOBILE Co.,Ltd. |