CN115064731A - Air-cooled fuel cell cathode catalytic heating and humidifying device - Google Patents
Air-cooled fuel cell cathode catalytic heating and humidifying device Download PDFInfo
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- CN115064731A CN115064731A CN202210911729.9A CN202210911729A CN115064731A CN 115064731 A CN115064731 A CN 115064731A CN 202210911729 A CN202210911729 A CN 202210911729A CN 115064731 A CN115064731 A CN 115064731A
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- 239000000446 fuel Substances 0.000 title claims abstract description 44
- 238000010438 heat treatment Methods 0.000 title claims abstract description 33
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 27
- 239000001257 hydrogen Substances 0.000 claims abstract description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims description 29
- 239000007789 gas Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013486 operation strategy Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000013589 supplement Substances 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
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04126—Humidifying
- H01M8/04141—Humidifying by water containing exhaust gases
-
- 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
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
- H01M8/04022—Heating by combustion
-
- 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
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
- H01M8/04074—Heat exchange unit structures specially adapted for fuel cell
-
- 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
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous 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
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04097—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with recycling of the 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)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses an air-cooled fuel cell cathode catalytic heating and humidifying device and a method, which belong to the field of fuel cells and are used for being connected with a galvanic pile of the fuel cell. The cathode catalytic heating and humidifying device for the air-cooled fuel cell recycles hydrogen and water vapor in the galvanic pile, simplifies the galvanic pile structure, reduces the production cost and has good stability.
Description
Technical Field
The invention belongs to the field of fuel cells, and particularly relates to an air-cooled fuel cell cathode catalytic heating and humidifying device.
Background
Air cooling fuel cell is through designing open cathode structure, and the air is blown into for the pile through the fan to the negative pole provides the required air of reaction and the unnecessary heat of pile is taken away to the air of excessive blowing in simultaneously, compares in liquid cooling fuel cell simple structure, and is small, portable power source commonly used. In the working process of the proton exchange membrane fuel cell, the proton exchange membrane can keep high conductivity and good running characteristic of protons only by keeping a certain degree of humidity, and the air-cooled fuel cell needs to be additionally provided with a humidifying device because the membrane electrode is in a drier state due to the air supply characteristic of the cathode, so the structure is more complex, the production cost is higher, meanwhile, the running difficulty of the structure of the open cathode of the air-cooled pile is high in low-temperature environment, a fan directly blows cold air into the pile to limit the application of the pile in the low-temperature environment, a heating system is also needed to be arranged, in addition, the anode of the proton exchange membrane fuel cell pile can generate attenuation of different degrees due to impurity gas accumulation and water accumulation caused by reverse osmosis in the long-time running process, and at the moment, an anode outlet valve needs to be opened to flush out water and impurity gas accumulated by the anode to recover the performance of the pile, the anode pulse is called as anode pulse, and hydrogen and water vapor in the anode pulse are directly discharged into the atmosphere without recycling in normal conditions.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an air-cooled fuel cell cathode catalytic heating and humidifying device, which aims to solve the problems that the structure is complex, the production cost is high, and hydrogen and water vapor discharged by an anode pulse cannot be recycled when fuel is electromagnetically heated and humidified.
In order to achieve the purpose, the invention provides an air-cooled fuel cell cathode catalytic heating and humidifying device which is used for being connected with a galvanic pile of a fuel cell and comprises a nozzle assembly used for guiding hydrogen and water vapor in the anode of the galvanic pile into a cathode air inlet of the galvanic pile, one end of the nozzle assembly is communicated with an anode air outlet of the galvanic pile, the other end of the nozzle assembly is communicated with the cathode air inlet and is provided with an air inlet gap, an air outlet surface of the nozzle assembly is parallel to the cathode air inlet, and a fan used for guiding the hydrogen and the water vapor in the nozzle assembly into the cathode air inlet is arranged between the nozzle assembly and the galvanic pile.
Furthermore, the fan is parallel to the air outlet surface of the spray head assembly and the fan is positioned between the air outlet surface of the spray head assembly and the cathode air inlet.
Furthermore, the fan is parallel to the air outlet surface of the spray head assembly and the fan is positioned outside the cathode air outlet of the electric pile.
Furthermore, the shower nozzle subassembly is including the shower nozzle main part, be equipped with in the shower nozzle main part be used for with the admission line of positive pole gas outlet intercommunication, the play gas face of shower nozzle main part with the negative pole air inlet is parallel, the equipartition has with the spout of admission line intercommunication in the shower nozzle main part.
Further, the width of the air intake gap is between 20mm and 60 mm.
Further, the spacing between the jets is between 1mm and 10 mm.
Further, the aperture of the nozzle is between 0.1mm and 5 mm.
Furthermore, the cathode air inlet is provided with a temperature sensor and a humidity sensor which are connected with the control module, and the spray head assembly, the fan and the control module are electrically connected.
Furthermore, the sprayer main body is connected with the galvanic pile through a positioning screw rod, and scales are arranged on the positioning screw rod.
A use method of an air-cooled fuel cell cathode catalytic heating humidifying device comprises the following steps:
s1, connecting the air inlet pipeline with an anode air outlet of the electric pile, fixing the sprayer body and the electric pile by using a positioning screw rod, and meanwhile, arranging the sprayer body in parallel with a cathode air inlet, and adjusting an air inlet gap by scales on the positioning screw rod;
s2, installing the fan between the cathode air inlet and the nozzle body or outside the cathode air outlet according to the air inlet mode of the fan;
s3, setting standard air temperature and humidity parameters by using a control module;
s4, comparing the actual air temperature and humidity parameters at the cathode air inlet of the pile with the standard air temperature and humidity parameters measured by the temperature and humidity sensor to make the anode of the pile carry out anode pulse discharge, delivering the hydrogen and water vapor in the anode from the air inlet pipeline to the nozzle body and guiding the hydrogen and water vapor into the cathode of the pile by the wind power of the fan for heating and humidifying.
Compared with the prior art, the technical scheme of the invention has the advantages that the spray head component can be directly connected with the anode gas outlet and the cathode gas inlet of the galvanic pile; the water vapor sprayed out of the nozzle assembly is guided into the cathode of the fuel cell by the fan, so that the cathode of the fuel cell can be effectively humidified, meanwhile, the air inlet of the cathode of the fuel cell can fully dilute the hydrogen sprayed out of the nozzle assembly, the concentration of the hydrogen is in a safe range, the hydrogen enters the cathode of the cell to generate hydrogen-oxygen catalytic reaction to generate heat, and the heat supplement of the fuel cell in a low-temperature environment is facilitated. The humidification water path and the heating power consumption are not required to be additionally increased, an electric control device is not required to be additionally installed, gas discharged from the anode pulse is reasonably utilized as system supply, the portable air-cooled proton exchange membrane fuel cell system is suitable for long-term stable operation in a low-temperature environment, the system cost is greatly reduced, and the system efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of a cathode catalytic heating and humidifying device of an air-cooled fuel cell provided by the invention;
fig. 2 is a schematic structural diagram of another state of the air-cooled fuel cell cathode catalytic heating and humidifying device provided by the invention:
FIG. 3 is a schematic structural diagram of a nozzle assembly of the air-cooled fuel cell cathode catalytic heating and humidifying device provided by the invention;
fig. 4 is a schematic distribution diagram of the nozzles of the cathode catalytic heating and humidifying device of the air-cooled fuel cell provided by the invention.
The structure corresponding to each numerical mark in the drawings is as follows: 1-galvanic pile, 11-cathode air inlet, 12-cathode air outlet, 2-spray head component, 21-spray head main body, 211-air outlet surface, 22-connecting pipeline and 3-fan.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides an air-cooled fuel cell cathode catalytic heating and humidifying device, which is connected with a galvanic pile 1 of a fuel cell and comprises a nozzle component 2 for guiding hydrogen and water vapor in the anode of the galvanic pile 1 into a cathode air inlet 11 of the galvanic pile 1, wherein one end of the nozzle component 2 is communicated with an anode air outlet of the galvanic pile 1, and the other end of the nozzle component 2 is communicated with the cathode air inlet 11 and is provided with an air inlet gap; the gas outlet surface of the spray head assembly 2 is parallel to the cathode gas inlet 11, and a fan 3 for guiding hydrogen and water vapor in the spray head assembly 2 into the cathode gas inlet 11 is arranged between the spray head assembly 2 and the galvanic pile 1.
In order to facilitate the circuit control of the air-cooled fuel cell cathode catalytic heating and humidifying device, a temperature and humidity sensor is arranged at a cathode air inlet 11 and connected with a control module, a spray head component 2 and a fan 3 are electrically connected with the control module, standard air humidity and temperature parameters are set through the control module, actual air humidity and temperature parameters measured by the temperature and humidity sensor are compared, and an anode pulse-row strategy is controlled; specifically, when the air humidity and temperature are lower than a certain value (such as the humidity is lower than 30% and the temperature is lower than 10 ℃), the anode pulse-row strategy adopts a fixed pulse-row to ensure that cathode inlet air can be humidified and heated in time; when the humidity is in a slightly dry environment (such as the humidity is between 30 and 60 percent and the temperature is lower than 10 ℃), the anode pulse-discharging strategy adopts single low-voltage pulse-discharging, so that hydrogen is saved to the maximum extent and the cathode inlet gas is heated and humidified to a certain extent; the catalytic heating and humidifying device is of a pure mechanical structure and high in working reliability, and all parts are explained in detail with reference to the embodiment.
The cathode of the electric pile 1 supplies air by a fan 3, and the air supply mode is divided into air blowing and air suction; as shown in fig. 1, when the fan 3 adopts an air inlet method of blowing air, the fan 3 is parallel to the air outlet surface 211 of the nozzle assembly 2, the fan 3 is located between the air outlet surface 211 of the nozzle assembly 2 and the cathode air inlet of the cell stack 1, and when the fan 3 blows air to the cathode air inlet 11 of the cell stack 1, a local negative pressure is formed near the air outlet surface 211 of the nozzle assembly 2, so that hydrogen, water vapor and air in the nozzle assembly 2 are introduced into the cathode of the cell stack 1, thereby providing heat and moisture to the cathode of the cell stack. In the use process, because the fuel cell stack generally adopts an anode closed-end operation strategy, when the stack is in closed-end operation, the cathode depends on the gas at the air inlet gap of the suction fan, when the stack is obviously attenuated, the anode pulse discharges accumulated water and impurity gas, and when the anode pulse discharges, the air sucked at the air inlet gap and the gas in the spray head assembly 2 enter the cathode of the stack.
As shown in fig. 2, when the fan 3 adopts an air suction type, the air outlet surface 211 of the fan 3 and the nozzle assembly 2 are parallel, the fan is located outside the cathode air outlet 12 of the stack 1, and when the fan 3 sucks air from the cathode air outlet of the stack 1, a local negative pressure is formed at the cathode air inlet 11 of the stack 1, so that hydrogen, water vapor and air in the nozzle assembly 2 are introduced into the cathode of the stack 1, thereby providing heat and moisture for the cathode of the stack.
As shown in fig. 3, the nozzle assembly 2 is used for guiding hydrogen and water vapor in the anode of the stack into the cathode inlet 11, and comprises a nozzle main body 21, an inlet duct 22 for communicating with the anode outlet of the stack 1 is arranged on the nozzle main body 21, the outlet surface 211 of the nozzle main body 21 is parallel to the cathode inlet 11 of the stack 1, nozzles 23 communicating with the inlet duct 22 are uniformly distributed on the nozzle main body 21, the shape and distribution state of the nozzles can be designed and selected according to the generated power of the stack and the time interval of the anode pulse row, and simultaneously, the air inlet gap can be adjusted, the air inlet gap is used for providing reaction air for the cathode of the stack, the width of the air inlet gap is between 20mm and 60mm, the nozzle assembly 21 is convenient to adjust the size of the air inlet gap and fix the nozzle assembly 21, and the nozzle assembly 21 is connected with the stack by a positioning screw, scales corresponding to the distance between the positioning screw rods and the gas inlet of the cathode of the galvanic pile are arranged on the positioning screw rods, the distance between the spray head assembly 21 and the gas inlet of the cathode of the galvanic pile can be flexibly adjusted, and preferably, 4 positioning screw rods are arranged; as shown in FIG. 4, in the present embodiment, the nozzles 23 are circular holes with an aperture of 0.1mm to 5mm, and the distance between the nozzles 23 is 1mm to 10mm, preferably, the aperture is 1mm and the distance is 5 mm.
The invention also provides a using method of the air-cooled fuel cell cathode catalytic heating and humidifying device, which comprises the following steps:
s1, connecting the air inlet pipeline 22 with the anode air outlet of the electric pile, fixing the spray head main body 21 and the electric pile by using a positioning screw rod, and meanwhile, arranging the spray head main body and the cathode air inlet 11 in parallel, and adjusting the air inlet gap by scales on the positioning screw rod;
s2, installing the fan between the cathode air inlet 11 and the spray head main body 21 or installing the fan 3 outside the cathode air outlet 12 according to the air inlet mode of the fan;
s3, setting standard air temperature and humidity parameters by using a control module;
and S4, comparing the actual air temperature and humidity parameters at the air inlet of the cathode of the pile with the standard air temperature and humidity parameters measured by the temperature and humidity sensor, so that the anode of the pile is subjected to anode pulse discharge, and hydrogen and water vapor in the anode are conveyed to the nozzle main body 21 from the air inlet pipeline 22 and are guided into the cathode of the pile through the wind power of the fan 3 for heating and humidifying.
The air-cooled fuel cell cathode catalytic heating and humidifying device can blow hydrogen sprayed from an anode into a cathode flow channel to generate hydrogen-oxygen reaction to generate partial heat, can blow water vapor accumulated by the anode into a cathode to provide a certain humidity environment for air entering the cell stack, recycles hydrogen, heat and moisture which are discharged to the atmosphere part during anode pulse discharge to the maximum extent, simplifies and avoids the addition of a heating and humidifying device, simplifies the structure of the cell stack, and improves the environment adaptability of the cell stack in a low-temperature drying environment.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. An air-cooled fuel cell cathode catalytic heating and humidifying device is used for being connected with a fuel cell stack (1), and is characterized in that: the device is characterized by comprising a spray head assembly (2) used for guiding hydrogen and water vapor in the anode of the electric pile (1) into a cathode air inlet (11) of the electric pile (1), one end of the spray head assembly (2) is communicated with an anode air outlet of the electric pile (1), the other end of the spray head assembly (2) is communicated with the cathode air inlet (11) and an air inlet gap is reserved, an air outlet surface of the spray head assembly (2) is parallel to the cathode air inlet (11), and a fan (3) used for guiding the hydrogen and the water vapor in the spray head assembly (2) into the cathode air inlet (11) is arranged between the spray head assembly (2) and the electric pile (1).
2. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the fan (3) is parallel to the air outlet surface of the spray head assembly (2) and the fan (3) is positioned between the air outlet surface of the spray head assembly (2) and the cathode air inlet (11).
3. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the air outlet surfaces of the fan (3) and the spray head assembly (2) are parallel, and the fan (3) is positioned outside the cathode air outlet (12) of the electric pile (1).
4. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: shower nozzle subassembly (2) including shower nozzle main part (21), be equipped with on shower nozzle main part (21) be used for with admission line (22) of positive pole gas outlet intercommunication, the face of giving vent to anger of shower nozzle main part (21) with negative pole air inlet (11) are parallel, the equipartition has on shower nozzle main part (21) with spout (23) of admission line (22) intercommunication.
5. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the width of the air inlet gap is between 20mm and 60 mm.
6. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the distance between the nozzles (23) is 1mm-10 mm.
7. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the aperture of the nozzle (23) is between 0.1mm and 5 mm.
8. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the cathode air inlet (11) is provided with a temperature sensor and a humidity sensor which are connected with the control module, and the spray head assembly (2), the fan (3) and the control module are electrically connected.
9. The air-cooled fuel cell cathode catalytic heating humidification device of claim 1, wherein: the sprayer body (21) is connected with the galvanic pile (1) through a positioning screw rod, and scales are arranged on the positioning screw rod.
10. A use method of an air-cooled fuel cell cathode catalytic heating humidifying device comprises the following steps:
s1, connecting the air inlet pipeline (22) with an anode air outlet of the galvanic pile, fixing the spray head main body (21) and the galvanic pile by using a positioning screw rod, and meanwhile, arranging the spray head main body and the cathodic air inlet (11) in parallel, and adjusting an air inlet gap by scales on the positioning screw rod;
s2, installing the fan between the cathode air inlet (11) and the spray head main body (21) or installing the fan (3) outside the cathode air outlet (12) according to the air inlet mode of the fan;
s3, setting standard air temperature and humidity parameters by using a control module;
and S4, comparing the actual air temperature and humidity parameters at the air inlet of the cathode of the pile with the standard air temperature and humidity parameters measured by the temperature and humidity sensor, performing anode pulse discharge on the anode of the pile, conveying hydrogen and water vapor in the anode from the air inlet pipeline (22) to the nozzle main body (21), and introducing the hydrogen and the water vapor into the cathode of the pile through the wind power of the fan (3) for heating and humidifying.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210911729.9A CN115064731B (en) | 2022-07-27 | 2022-07-27 | Air-cooled fuel cell cathode catalytic heating humidifying device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210911729.9A CN115064731B (en) | 2022-07-27 | 2022-07-27 | Air-cooled fuel cell cathode catalytic heating humidifying device |
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| CN115064731A true CN115064731A (en) | 2022-09-16 |
| CN115064731B CN115064731B (en) | 2024-03-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779304A (en) * | 2022-11-25 | 2023-03-14 | 郑州轻工业大学 | Fireproof monitoring system for compact fuel cell |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0980107A1 (en) * | 1998-08-10 | 2000-02-16 | Kabushiki Kaisha Equos Research | Fuel cell system |
| KR101405689B1 (en) * | 2013-04-10 | 2014-06-10 | 현대자동차주식회사 | Humidifier for fuel cell |
-
2022
- 2022-07-27 CN CN202210911729.9A patent/CN115064731B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0980107A1 (en) * | 1998-08-10 | 2000-02-16 | Kabushiki Kaisha Equos Research | Fuel cell system |
| KR101405689B1 (en) * | 2013-04-10 | 2014-06-10 | 현대자동차주식회사 | Humidifier for fuel cell |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779304A (en) * | 2022-11-25 | 2023-03-14 | 郑州轻工业大学 | Fireproof monitoring system for compact fuel cell |
| CN115779304B (en) * | 2022-11-25 | 2023-10-03 | 郑州轻工业大学 | Compact type fire prevention monitoring system for fuel cell |
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| Publication number | Publication date |
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| CN115064731B (en) | 2024-03-29 |
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