CN114171754A - Hydrogen fuel cell low-temperature operation supporting device - Google Patents
Hydrogen fuel cell low-temperature operation supporting device Download PDFInfo
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- CN114171754A CN114171754A CN202111516225.9A CN202111516225A CN114171754A CN 114171754 A CN114171754 A CN 114171754A CN 202111516225 A CN202111516225 A CN 202111516225A CN 114171754 A CN114171754 A CN 114171754A
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 239000000446 fuel Substances 0.000 title claims abstract description 93
- 239000001257 hydrogen Substances 0.000 title claims abstract description 91
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 91
- 238000010438 heat treatment Methods 0.000 claims abstract description 68
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000012774 insulation material Substances 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 239000002918 waste heat Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000009528 severe injury Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04037—Electrical heating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04052—Storage of heat in the fuel cell system
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04701—Temperature
- H01M8/04708—Temperature of fuel cell reactants
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
Abstract
The invention relates to the technical field of hydrogen fuel cells, in particular to a low-temperature operation supporting device of a hydrogen fuel cell. A low-temperature operation supporting device for a hydrogen fuel cell is suitable for an air cooling hydrogen fuel cell stack and comprises an air inlet cover, an air inlet heating device, a backflow air channel, a backflow heating device, a backflow fan, an exhaust cover, a main fan and an end plate heating device. According to the invention, waste heat and moisture are utilized by the backflow high-temperature tail gas, the air inlet temperature is improved by the air inlet heating device, the uniformity of the temperature of the galvanic pile is improved by the end plate heating device, and the temperature of hydrogen entering the galvanic pile is improved by the high-temperature tail gas, so that the aim of maintaining the stable operation of the hydrogen fuel cell pile in a low-temperature environment is fulfilled; the heat reflection material and the heat insulation material greatly reduce the heat loss of the hydrogen fuel cell stack during low-temperature operation, are beneficial to maintaining the normal working temperature of the stack, and reduce the lower limit of the environmental temperature of the stable operation of the hydrogen fuel cell.
Description
Technical Field
The invention relates to the technical field of hydrogen fuel cells, in particular to a low-temperature operation supporting device of a hydrogen fuel cell.
Background
The hydrogen fuel cell is a power generation device which directly converts chemical energy of hydrogen-oxygen reaction into electric energy through electrochemical reaction, and a hydrogen fuel cell system mainly comprises an electric pile, a hydrogen supply system, an oxygen supply system, a hydrothermal management system and a control system. The product of the hydrogen fuel cell reaction is water, and when the ambient temperature is lower than the freezing point, the excessive water can be condensed into ice, so that a reaction gas passage in the membrane electrode is blocked, the operation of the hydrogen fuel cell stack is influenced, the performance of the hydrogen fuel cell stack is reduced, and even irreversible severe damage is caused. In addition, lower ambient temperatures can also significantly reduce the performance of the hydrogen fuel cell, even leading to sudden shutdown.
The hydrogen fuel cell can be divided into two categories of water cooling and air cooling according to different cooling modes, at present, the most widely applied water cooling hydrogen fuel cell has the characteristics of large output power, large power density and the like, but compared with the air cooling hydrogen fuel cell, the system is complex, the control is complex and the cost is high. However, air-cooled hydrogen fuel cells, particularly open cathode air-cooled hydrogen fuel cells, have a problem of difficulty in low-temperature operation.
CN102751521A discloses an air reflux heating system for low-temperature start-up of a fuel cell, which utilizes air exhaust containing waste heat of an air pump to heat an air reaction interface and other cell components of a fuel cell stack, so as to accelerate ice crystals on an ablation electrode and make the transfer of fuel and protons smoothly proceed. The system and the method have the advantages of complex operation and large starting energy consumption, are only suitable for water cooling hydrogen fuel cells, and are not suitable for maintaining the low-temperature operation of the air cooling hydrogen fuel cell stack.
CN109065911A discloses an air-cooled hydrogen fuel cell with high performance, in which the air inlet end of the cell box is inclined downward, so as to reduce the contact surface facing the horizontal wind surface, and reduce the moisture of the membrane in the cell taken away by the convection process of the cooling air, so that the proton exchange membrane in the cell stack can be kept relatively wet in windy days, and the high performance is maintained. The invention has complex and large mechanical structure, does not fully consider the complexity of low-temperature operation, and has limited low-temperature tolerance degree.
CN106910920A discloses an auxiliary device for low-temperature starting of fuel cell, which comprises a fuel cell stack, an electric heating device, a main fan, a casing, a circulating fan and a circulating air channel; the problem of low-temperature starting of the fuel cell is solved by utilizing a hot tail gas circulation mode, starting energy consumption can be reduced, starting time is shortened, and the problem of maintaining stable operation of an air-cooled hydrogen fuel cell stack under a low-temperature condition cannot be solved.
Disclosure of Invention
The invention aims to provide a low-temperature operation supporting device of a hydrogen fuel cell, which meets the requirement that the hydrogen fuel cell can stably operate under the low-temperature condition.
In order to achieve the purpose, the invention provides the following technical scheme: a hydrogen fuel cell low-temperature operation supporting device is characterized by being suitable for an air cooling hydrogen fuel cell stack (1) and comprising an air inlet cover (2), an air inlet heating device (3), a backflow air channel (4), a backflow heating device (5), a backflow fan (6), an exhaust cover (7), a main fan (8) and an end plate heating device (9);
the air-cooled hydrogen fuel cell stack (1) is a cathode open type air-cooled hydrogen fuel cell stack or a cathode closed type air-cooled hydrogen fuel cell stack;
the air inlet cover (2) is arranged at the inlet end of the cooling channel of the air-cooled hydrogen fuel cell stack (1) and is used for introducing air into the cooling channel of the air-cooled hydrogen fuel cell stack (1);
the air inlet heating device (3) is arranged in the air inlet cover (2) and used for increasing the air inlet temperature, and the heating device is a heating wire or a heating wire net or a heating rod or a heating sheet;
the backflow air channel (4) is arranged on the side face of the air-cooled hydrogen fuel cell stack (1) and is communicated with the air inlet cover (2) and the air exhaust cover (7), wherein the air outlet end of the backflow air channel (4) is connected with the air inlet cover (2), and the air inlet end of the backflow air channel (4) is connected with the air exhaust cover (7) and is used for conveying part of high-temperature tail gas back to the air inlet cover (2);
the reflux heating device (5) is arranged inside the reflux air duct (4) and used for increasing the temperature of reflux air, and the heating device is a heating wire or a heating wire net or a heating rod or a heating sheet;
the backflow fan (6) is arranged at the air outlet end of the backflow air duct (4) and used for extracting part of high-temperature tail gas from the exhaust hood (7);
the exhaust hood (7) is arranged at the outlet end of the cooling channel of the air-cooled hydrogen fuel cell stack (1) and is used for gathering high-temperature tail gas;
the main fan (8) is connected with the exhaust hood (7) and is used for exhausting high-temperature tail gas;
the end plate heating device (9) is arranged on an end plate of the air-cooled hydrogen fuel cell stack (1) and used for heating the end plate to improve the uniformity of the temperature of the air-cooled hydrogen fuel cell stack (1), and the heating device is a heating wire or a heating wire net or a heating rod or a heating sheet.
The low-temperature operation supporting device for the hydrogen fuel cell is characterized in that an air filtering device (10) is arranged at the front end of the air inlet cover and can perform physical filtering and chemical filtering, and the shape of a filtering material is triangular and wavy so as to increase the air permeability and reduce the filtering resistance.
The low-temperature operation supporting device for the hydrogen fuel cell is characterized in that heat reflecting materials are arranged on the inner walls of the air inlet cover (2), the backflow air duct (4) and the exhaust cover (7) and are used for reducing heat loss in a heat radiation mode.
The device for supporting the low-temperature operation of the hydrogen fuel cell is characterized in that the outer walls of the air cooling hydrogen fuel cell stack (1), the air inlet cover (2), the backflow air duct (4) and the exhaust cover (7) are all provided with heat insulation materials for reducing heat loss in a heat transfer mode.
The device for supporting the low-temperature operation of the hydrogen fuel cell is characterized in that at least one part (11) of a hydrogen gas inlet pipeline of the air-cooled hydrogen fuel cell stack (1) penetrates through the exhaust hood (7) so as to utilize high-temperature tail gas to increase the temperature of hydrogen gas entering the air-cooled hydrogen fuel cell stack (1).
Compared with the prior art, the invention has the beneficial effects that: waste heat and moisture are utilized in a high-temperature tail gas backflow mode, the air inlet temperature is improved by the aid of the air inlet heating device, the uniformity of the temperature of the electric pile is improved by the aid of the end plate heating device, the temperature of hydrogen entering the pile is improved by the aid of high-temperature tail gas, and the purpose of maintaining stable operation of the hydrogen fuel cell pile in a low-temperature environment can be achieved by combining the four measures; the heat reflection material and the heat insulation material greatly reduce the heat loss of the hydrogen fuel cell stack during low-temperature operation, assist in maintaining the normal working temperature of the hydrogen fuel cell stack, and further reduce the lower limit of the environmental temperature for stable operation of the air-cooled hydrogen fuel cell.
Drawings
Fig. 1 is a schematic view of a hydrogen fuel cell low-temperature operation support device.
In the figure: (1) the hydrogen fuel cell stack is cooled by air, (2) an air inlet cover, (3) an air inlet heating device, (4) a backflow air duct, (5) a backflow heating device, (6) a backflow fan, (7) an exhaust cover, (8) a main fan, and (9) an end plate heating device.
Fig. 2 is a schematic view of an air filtration device.
Fig. 3 is a schematic view of a hydrogen inlet line partially passing through a hood.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example 1
A hydrogen fuel cell low-temperature operation support device, as shown in fig. 1, adapted to air-cool a hydrogen fuel cell stack (1); comprises an air inlet cover (2), an air inlet heating device (3), a backflow air channel (4), a backflow heating device (5), a backflow fan (6), an exhaust cover (7), a main fan (8) and an end plate heating device (9);
the air-cooled hydrogen fuel cell stack (1) is an open cathode air-cooled hydrogen fuel cell stack;
the air inlet cover (2) is arranged at the inlet end of the cooling channel of the air-cooled hydrogen fuel cell stack (1) and is used for introducing air into the cooling channel of the air-cooled hydrogen fuel cell stack (1);
the air inlet heating device (3) is arranged inside the air inlet cover (2) and used for increasing the air inlet temperature, and the heating device is a heating wire;
the backflow air channel (4) is arranged on the side face of the air-cooled hydrogen fuel cell stack (1) and is communicated with the air inlet cover (2) and the air exhaust cover (7), wherein the air outlet end of the backflow air channel (4) is connected with the air inlet cover (2), and the air inlet end of the backflow air channel (4) is connected with the air exhaust cover (7) and is used for conveying part of high-temperature tail gas back to the air inlet cover (2);
the backflow heating device (5) is arranged inside the backflow air channel (4) and used for increasing the temperature of backflow air, and a heating device is a heating wire;
the backflow fan (6) is arranged at the air outlet end of the backflow air duct (4) and used for extracting part of high-temperature tail gas from the exhaust hood (7);
the exhaust hood (7) is arranged at the outlet end of the cooling channel of the air-cooled hydrogen fuel cell stack (1) and is used for gathering high-temperature tail gas;
the main fan (8) is connected with the exhaust hood (7) and is used for exhausting high-temperature tail gas;
the end plate heating device (9) is arranged on an end plate of the air-cooled hydrogen fuel cell stack (1) and used for heating the end plate to improve the uniformity of the temperature of the air-cooled hydrogen fuel cell stack (1), and the heating device is a heating sheet.
The low-temperature operation supporting device for the hydrogen fuel cell is characterized in that an air filtering device (10) is arranged at the front end of the air inlet cover and can perform physical filtering and chemical filtering, and the shape of a filtering material is triangular and wavy so as to increase the air permeability and reduce the filtering resistance.
The low-temperature operation supporting device for the hydrogen fuel cell is characterized in that heat reflecting materials are arranged on the inner walls of the air inlet cover (2), the backflow air duct (4) and the exhaust cover (7) and are used for reducing heat loss in a heat radiation mode.
The device for supporting the low-temperature operation of the hydrogen fuel cell is characterized in that the outer walls of the air cooling hydrogen fuel cell stack (1), the air inlet cover (2), the backflow air duct (4) and the exhaust cover (7) are all provided with heat insulation materials for reducing heat loss in a heat transfer mode.
The device for supporting the low-temperature operation of the hydrogen fuel cell is characterized in that a part (11) of a hydrogen gas inlet pipeline of the air-cooled hydrogen fuel cell stack (1) penetrates through the exhaust hood (7) so as to utilize high-temperature tail gas to increase the temperature of hydrogen gas entering the air-cooled hydrogen fuel cell stack (1).
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (5)
1. A hydrogen fuel cell low-temperature operation supporting device is characterized by being suitable for an air cooling hydrogen fuel cell stack (1) and comprising an air inlet cover (2), an air inlet heating device (3), a backflow air channel (4), a backflow heating device (5), a backflow fan (6), an exhaust cover (7), a main fan (8) and an end plate heating device (9);
the air-cooled hydrogen fuel cell stack (1) is a cathode open type air-cooled hydrogen fuel cell stack or a cathode closed type air-cooled hydrogen fuel cell stack;
the air inlet cover (2) is arranged at the inlet end of the cooling channel of the air-cooled hydrogen fuel cell stack (1) and is used for introducing air into the cooling channel of the air-cooled hydrogen fuel cell stack (1);
the air inlet heating device (3) is arranged in the air inlet cover (2) and used for increasing the air inlet temperature, and the heating device is a heating wire or a heating wire net or a heating rod or a heating sheet;
the backflow air channel (4) is arranged on the side face of the air-cooled hydrogen fuel cell stack (1) and is communicated with the air inlet cover (2) and the air exhaust cover (7), wherein the air outlet end of the backflow air channel (4) is connected with the air inlet cover (2), and the air inlet end of the backflow air channel (4) is connected with the air exhaust cover (7) and is used for conveying part of high-temperature tail gas back to the air inlet cover (2);
the reflux heating device (5) is arranged inside the reflux air duct (4) and used for increasing the temperature of reflux air, and the heating device is a heating wire or a heating wire net or a heating rod or a heating sheet;
the backflow fan (6) is arranged at the air outlet end of the backflow air duct (4) and used for extracting part of high-temperature tail gas from the exhaust hood (7);
the exhaust hood (7) is arranged at the outlet end of the cooling channel of the air-cooled hydrogen fuel cell stack (1) and is used for gathering high-temperature tail gas;
the main fan (8) is connected with the exhaust hood (7) and is used for exhausting high-temperature tail gas;
the end plate heating device (9) is arranged on an end plate of the air-cooled hydrogen fuel cell stack (1) and used for heating the end plate to improve the uniformity of the temperature of the air-cooled hydrogen fuel cell stack (1), and the heating device is a heating wire or a heating wire net or a heating rod or a heating sheet.
2. The hydrogen fuel cell low temperature operation support device according to claim 1, wherein an air filter device (10) is provided at a front end of the inlet hood for physical filtration and chemical filtration, and the filter material has a triangular wave shape in order to increase an air permeability and reduce a filter resistance.
3. The hydrogen fuel cell low-temperature operation support device according to claim 2, wherein the inner walls of the air intake cover (2), the return air duct (4), and the air exhaust cover (7) are provided with a heat reflecting material for reducing heat loss in the form of heat radiation.
4. The device for supporting low-temperature operation of hydrogen fuel cell according to claim 3, wherein the outer walls of the air-cooled hydrogen fuel cell stack (1), the air inlet hood (2), the return air duct (4) and the air outlet hood (7) are provided with thermal insulation materials for reducing heat loss in the form of heat transfer.
5. The hydrogen fuel cell low-temperature operation support device according to claim 4, wherein at least a portion (11) of a hydrogen gas intake line of the air-cooled hydrogen fuel cell stack (1) passes through an inside of the exhaust hood (7) to increase a temperature of hydrogen gas entering the air-cooled hydrogen fuel cell stack (1) by using high-temperature exhaust gas.
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CN202111516225.9A CN114171754A (en) | 2021-12-15 | 2021-12-15 | Hydrogen fuel cell low-temperature operation supporting device |
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CN202111516225.9A CN114171754A (en) | 2021-12-15 | 2021-12-15 | Hydrogen fuel cell low-temperature operation supporting device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116314924A (en) * | 2023-01-31 | 2023-06-23 | 上海氢洋科技有限公司 | Waste heat recycling method for fuel cell |
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US5491971A (en) * | 1993-12-23 | 1996-02-20 | General Electric Co. | Closed circuit air cooled gas turbine combined cycle |
CN106910920A (en) * | 2017-04-06 | 2017-06-30 | 浙江高成绿能科技有限公司 | A kind of servicing unit of fuel cell cold-starting |
CN107464942A (en) * | 2016-06-03 | 2017-12-12 | 现代自动车株式会社 | End cell heaters component and there is its fuel cell pack |
CN110600771A (en) * | 2019-09-20 | 2019-12-20 | 东方电气(成都)氢燃料电池科技有限公司 | Fuel cell system and control method thereof |
CN110957503A (en) * | 2019-11-29 | 2020-04-03 | 同济大学 | Air heating reflux system for low-temperature starting of fuel cell and control method |
CN112768727A (en) * | 2021-01-22 | 2021-05-07 | 浙江氢航科技有限公司 | Method and device for controlling temperature and humidity of air-cooled hydrogen fuel cell |
WO2021228526A1 (en) * | 2020-05-11 | 2021-11-18 | Robert Bosch Gmbh | Cell stack with heatable end plate |
-
2021
- 2021-12-15 CN CN202111516225.9A patent/CN114171754A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5491971A (en) * | 1993-12-23 | 1996-02-20 | General Electric Co. | Closed circuit air cooled gas turbine combined cycle |
CN107464942A (en) * | 2016-06-03 | 2017-12-12 | 现代自动车株式会社 | End cell heaters component and there is its fuel cell pack |
CN106910920A (en) * | 2017-04-06 | 2017-06-30 | 浙江高成绿能科技有限公司 | A kind of servicing unit of fuel cell cold-starting |
CN110600771A (en) * | 2019-09-20 | 2019-12-20 | 东方电气(成都)氢燃料电池科技有限公司 | Fuel cell system and control method thereof |
CN110957503A (en) * | 2019-11-29 | 2020-04-03 | 同济大学 | Air heating reflux system for low-temperature starting of fuel cell and control method |
WO2021228526A1 (en) * | 2020-05-11 | 2021-11-18 | Robert Bosch Gmbh | Cell stack with heatable end plate |
CN112768727A (en) * | 2021-01-22 | 2021-05-07 | 浙江氢航科技有限公司 | Method and device for controlling temperature and humidity of air-cooled hydrogen fuel cell |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116314924A (en) * | 2023-01-31 | 2023-06-23 | 上海氢洋科技有限公司 | Waste heat recycling method for fuel cell |
CN116314924B (en) * | 2023-01-31 | 2023-11-07 | 上海氢洋科技有限公司 | Waste heat recycling method for fuel cell |
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