CN111463459A - Micro fuel cell power generation system - Google Patents
Micro fuel cell power generation system Download PDFInfo
- Publication number
- CN111463459A CN111463459A CN202010210561.XA CN202010210561A CN111463459A CN 111463459 A CN111463459 A CN 111463459A CN 202010210561 A CN202010210561 A CN 202010210561A CN 111463459 A CN111463459 A CN 111463459A
- Authority
- CN
- China
- Prior art keywords
- fuel cell
- module
- power generation
- generation system
- hydrogen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 59
- 238000010248 power generation Methods 0.000 title claims abstract description 38
- 239000001257 hydrogen Substances 0.000 claims abstract description 57
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 57
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000007789 gas Substances 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 claims abstract description 24
- 239000000126 substance Substances 0.000 claims abstract description 18
- 230000005611 electricity Effects 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012464 large buffer Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
-
- 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
- H01M8/04746—Pressure; Flow
- H01M8/04753—Pressure; Flow of fuel cell 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
-
- 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
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
-
- 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
- H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
- H01M8/04268—Heating of fuel cells during the start-up of the fuel cells
-
- 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
- H01M8/04858—Electric variables
- H01M8/04925—Power, energy, capacity or load
- H01M8/0494—Power, energy, capacity or load of fuel cell stacks
-
- 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
A micro fuel cell power generation system belongs to the technical field of fuel cells. The invention comprises the following steps: a fuel cell module for generating electricity using hydrogen and air; the gas pipeline module is used for controlling the gas intake and the gas exhaust of the hydrogen; the control module is used for controlling the whole power generation system to ensure the power generation stability; the internal power supply module is used for starting the power generation system and matching the power output of the galvanic pile; the chemical hydrogen production module is used for preparing hydrogen required by the power generation system on site by a chemical means; the gas pipeline module is internally provided with a pressure sensor unit which is used for collecting the gas supply pressure of the hydrogen, and the control module collects the data of the pressure sensor unit and adjusts the hydrogen production speed of the chemical hydrogen production module and the output power of the fuel cell module according to the data. The invention can effectively maintain the balance of the hydrogen production speed and the output power of the fuel cell, thereby ensuring the normal operation of the fuel cell.
Description
Technical Field
The invention relates to the technical field of fuel cells, in particular to a micro fuel cell power generation system.
Background
In recent years, green hydrogen energy has been vigorously developed, and fuel cell systems matched therewith have also developed fire heat. Currently, fuel cells are typically configured with hydrogen storage vessels to operate, but the source of hydrogen gas has become an important factor limiting the development of fuel cells before the hydrogen energy infrastructure has been perfected. The industry also realizes the problem that the on-site chemical hydrogen production mode is adopted in some occasions with low requirements on hydrogen flow, but the chemical reaction is extremely unstable, and the micro fuel cell system has high requirements on volume and cannot be provided with a large buffer tank, so that the pressure and flow of hydrogen generated by on-site chemical hydrogen production are extremely unstable, and the normal operation of the fuel cell is difficult to ensure.
Disclosure of Invention
The present invention is directed to solving the above problems of the prior art, and an object of the present invention is to provide a micro fuel cell power generation system capable of effectively maintaining the balance between the hydrogen production rate and the output power of the fuel cell, thereby ensuring the normal operation of the fuel cell.
The purpose of the invention is realized by the following technical scheme:
a micro fuel cell power generation system comprising:
a fuel cell module for generating electricity using hydrogen and air;
the gas pipeline module is used for controlling the gas intake and the gas exhaust of the hydrogen;
the control module is used for controlling the whole power generation system to ensure the power generation stability;
the internal power supply module is used for starting the power generation system and matching the power output of the galvanic pile;
the chemical hydrogen production module is used for preparing hydrogen required by the power generation system on site by a chemical means;
the control module is used for acquiring data of the pressure sensor unit and adjusting the hydrogen production speed of the chemical hydrogen production module and the output power of the fuel cell module according to the data.
The invention adjusts the hydrogen production speed and the output power of the electric pile according to the hydrogen supply pressure, thereby ensuring the stability of the pressure in the reaction tank and the stability, reliability and safety of the whole power generation system and improving the energy utilization rate of the whole system.
As a preferable aspect of the present invention, the fuel cell module includes:
a fuel cell stack unit for generating electricity using hydrogen and air;
and the heat dissipation unit is used for dissipating heat of the electric pile when the fuel cell works.
Preferably, the gas line module includes:
the pipeline unit comprises an air inlet pipeline at the front end and an exhaust pipeline at the tail end;
an electromagnetic valve unit including an intake electromagnetic valve and an exhaust electromagnetic valve;
the pressure sensor unit.
Preferably, the fuel cell module is provided with a waterproof cover on both the air intake side and the air exhaust side.
Preferably, the control module includes:
a DC/DC power supply unit for changing the unstable voltage output by the fuel cell module into a stable and controllable voltage and monitoring the voltage and current output by the fuel cell module in real time;
the power switch board unit is used for switching and adjusting power supply to external high-power devices and controlling the on-off of the output of the main power supply;
and the main control board unit is used for performing core control on the work of the fuel cell, including controlling the electromagnetic valve, the fan and the water pump, and adjusting according to data of various sensors.
And the sensor unit is used for acquiring data required by the system, including pressure, temperature, current, voltage and altitude.
Preferably, the present invention further comprises:
and the environment management module is used for adjusting the working mode of the power generation system and ensuring that the system is quickly started and normally operated in different environments.
Preferably, the environment management module is provided with a thermal management unit, and the thermal management unit comprises a heating device arranged at the gas pipeline, the electromagnetic valve and the lithium battery.
Preferably, the gas outlet end of the chemical hydrogen production module and the gas inlet end of the fuel cell module are both provided with standard interfaces.
The invention has the advantages that:
1. the invention adjusts the hydrogen production speed and the output power of the electric pile according to the hydrogen supply pressure, thereby ensuring the stability of the pressure in the reaction tank and the stability, reliability and safety of the whole power generation system and improving the energy utilization rate of the whole system.
2. The hydrogen supply mode of the invention is on-site chemical hydrogen production, can be used as long as water sources are available, and has great advantages compared with the conventional hydrogen storage mode without searching hydrogen sources to supplement energy sources for the system before the hydrogen energy infrastructure is not perfect.
3. The whole system adopts a split structure design, the power generation and hydrogen production are two independent modules which are connected through a standard interface, and meanwhile, the inlet of hydrogen also adopts the standard interface, so that the hydrogen source can be directly connected into the system to generate power, and the use is more flexible.
4. The thermal management unit can ensure that the system can be quickly and automatically started under the environment condition of 20 ℃ below zero, and the environmental adaptability is greatly improved.
5. The waterproof design of the system air inlet pipeline and the exhaust pipeline enables equipment to be carried in wading.
Drawings
FIG. 1 is a schematic diagram of one embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A micro fuel cell power generation system comprising:
a fuel cell module for generating electricity using hydrogen and air;
the gas pipeline module is used for controlling the gas intake and the gas exhaust of the hydrogen;
the control module is used for controlling the whole power generation system to ensure the power generation stability;
the internal power supply module is used for starting the power generation system;
the chemical hydrogen production module is used for preparing hydrogen required by the power generation system on site by a chemical means; preferably sodium borohydride to produce hydrogen, and has the advantages of high storage capacity, high hydrogen production purity, easy reaction control, safety, no pollution and the like.
The environment management module is used for adjusting the working mode of the power generation system and ensuring that the system is quickly started and normally operated under different environments; the system is mainly provided with a heat management unit, wherein the heat management unit comprises heating devices arranged at a gas pipeline, an electromagnetic valve and a lithium battery, so that the system can be quickly and automatically started under the environment condition of-20 ℃, and the environmental adaptability is greatly improved
The control module is used for acquiring data of the pressure sensor unit and adjusting the hydrogen production speed of the chemical hydrogen production module and the output power of the fuel cell module according to the data.
Specifically, the fuel cell module includes:
a fuel cell stack unit for generating electricity using hydrogen and air;
and the heat dissipation unit is used for dissipating heat of the galvanic pile when the fuel cell works so as to ensure that the galvanic pile is in a normal temperature range and ensure the stability and the safety of power generation.
The gas line module includes:
the pipeline unit comprises an air inlet pipeline at the front end and an exhaust pipeline at the tail end; the air inlet pipeline mainly comprises a hydrogen inlet pipeline and an air inlet pipeline, and the exhaust pipeline mainly comprises an exhaust gas discharge pipeline after the reactor reaction. And the air inlet side and the air outlet side of the fuel cell module are both provided with waterproof covers, so that the equipment can be carried in wading.
And the electromagnetic valve unit comprises an air inlet electromagnetic valve and an air outlet electromagnetic valve so as to accurately control the air displacement according to the running state of the galvanic pile, thereby ensuring the water balance inside the galvanic pile.
And the pressure sensor unit is used for collecting the gas supply pressure of the hydrogen.
The control module includes:
and the DC/DC power supply unit is used for changing the unstable voltage output by the fuel cell module into stable and controllable voltage, and monitoring the voltage and current output by the fuel cell module in real time so as to adjust the work of the whole system by the main control board unit.
The power switch board unit is used for switching and adjusting power supply to external high-power devices and controlling the on-off of the output of the main power supply;
and the main control board unit is used for performing core control on the work of the fuel cell, controlling an electromagnetic valve, a fan, a water pump and the like, and adjusting according to data of various sensors.
And the sensor unit is used for acquiring data required by the system, including temperature, current, voltage, altitude and the like.
And finally, the gas outlet end of the chemical hydrogen production module and the gas inlet end of the fuel cell module are both provided with standard interfaces. When a hydrogen source exists, the system can be directly accessed to the system through the standard interface of the air inlet end of the fuel cell module to generate electricity, and the use is more flexible.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A micro fuel cell power generation system, comprising:
a fuel cell module for generating electricity using hydrogen and air;
the gas pipeline module is used for controlling the gas intake and the gas exhaust of the hydrogen;
the control module is used for controlling the whole power generation system to ensure the power generation stability;
the internal power supply module is used for starting the power generation system and matching the power output of the galvanic pile;
the chemical hydrogen production module is used for preparing hydrogen required by the power generation system on site by a chemical means;
the control module is used for acquiring data of the pressure sensor unit and adjusting the hydrogen production speed of the chemical hydrogen production module and the output power of the fuel cell module according to the data.
2. A micro fuel cell power generation system according to claim 1, wherein the fuel cell module comprises:
a fuel cell stack unit for generating electricity using hydrogen and air;
and the heat dissipation unit is used for dissipating heat of the electric pile when the fuel cell works.
3. A micro fuel cell power generation system according to claim 1, wherein the gas piping module comprises:
the pipeline unit comprises an air inlet pipeline at the front end and an exhaust pipeline at the tail end;
an electromagnetic valve unit including an intake electromagnetic valve and an exhaust electromagnetic valve;
the pressure sensor unit.
4. The micro fuel cell power generation system according to claim 1, wherein both the air intake side and the air exhaust side of the fuel cell module are provided with a waterproof cover.
5. The micro fuel cell power generation system of claim 1, wherein the control module comprises:
a DC/DC power supply unit for changing the unstable voltage output by the fuel cell module into a stable and controllable voltage and monitoring the voltage and current output by the fuel cell module in real time;
the power switch board unit is used for switching and adjusting power supply to external high-power devices and controlling the on-off of the output of the main power supply;
and the main control board unit is used for performing core control on the work of the fuel cell, including controlling the electromagnetic valve, the fan and the water pump, and adjusting according to data of various sensors.
6. And the sensor unit is used for acquiring data required by the system, including pressure, temperature, current, voltage and altitude.
7. A micro fuel cell power generation system according to claim 1, further comprising:
and the environment management module is used for adjusting the working mode of the power generation system and ensuring that the system is quickly started and normally operated in different environments.
8. The micro fuel cell power generation system according to claim 6, wherein a thermal management unit is disposed in the environment management module, and the thermal management unit includes a heating device disposed at the gas pipeline, the solenoid valve, and the lithium battery.
9. The micro fuel cell power generation system of claim 1, wherein the outlet of the chemical hydrogen production module and the inlet of the fuel cell module are each provided with a standard interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010210561.XA CN111463459A (en) | 2020-03-24 | 2020-03-24 | Micro fuel cell power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010210561.XA CN111463459A (en) | 2020-03-24 | 2020-03-24 | Micro fuel cell power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111463459A true CN111463459A (en) | 2020-07-28 |
Family
ID=71679799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010210561.XA Pending CN111463459A (en) | 2020-03-24 | 2020-03-24 | Micro fuel cell power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111463459A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799487A (en) * | 2020-08-05 | 2020-10-20 | 广州舜华氢能科技有限公司 | Vehicle-mounted hydrogen supply system and fuel cell vehicle |
| CN115395056A (en) * | 2022-09-05 | 2022-11-25 | 浙江天能氢能源科技有限公司 | Fuel cell system with tail gas back pressure energy recovery device and control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003234108A (en) * | 2002-02-08 | 2003-08-22 | Matsushita Electric Ind Co Ltd | Fuel cell system |
| CN103158569A (en) * | 2011-12-14 | 2013-06-19 | 上海汽车集团股份有限公司 | Fuel cell anode fuel flow accuracy control supply system for vehicle |
| CN103248082A (en) * | 2012-02-14 | 2013-08-14 | 江苏华源氢能科技发展有限公司 | Fuel cell standby power supply system provided with hydrogen circulation device |
| CN107093756A (en) * | 2017-05-05 | 2017-08-25 | 浙江高成绿能科技有限公司 | A kind of fuel cell system and its control method based on chemical hydrogen manufacturing |
| CN207624816U (en) * | 2017-09-28 | 2018-07-17 | 国家电网公司 | Heat management system for Proton Exchange Membrane Fuel Cells |
-
2020
- 2020-03-24 CN CN202010210561.XA patent/CN111463459A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003234108A (en) * | 2002-02-08 | 2003-08-22 | Matsushita Electric Ind Co Ltd | Fuel cell system |
| CN103158569A (en) * | 2011-12-14 | 2013-06-19 | 上海汽车集团股份有限公司 | Fuel cell anode fuel flow accuracy control supply system for vehicle |
| CN103248082A (en) * | 2012-02-14 | 2013-08-14 | 江苏华源氢能科技发展有限公司 | Fuel cell standby power supply system provided with hydrogen circulation device |
| CN107093756A (en) * | 2017-05-05 | 2017-08-25 | 浙江高成绿能科技有限公司 | A kind of fuel cell system and its control method based on chemical hydrogen manufacturing |
| CN207624816U (en) * | 2017-09-28 | 2018-07-17 | 国家电网公司 | Heat management system for Proton Exchange Membrane Fuel Cells |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799487A (en) * | 2020-08-05 | 2020-10-20 | 广州舜华氢能科技有限公司 | Vehicle-mounted hydrogen supply system and fuel cell vehicle |
| CN115395056A (en) * | 2022-09-05 | 2022-11-25 | 浙江天能氢能源科技有限公司 | Fuel cell system with tail gas back pressure energy recovery device and control method |
| CN115395056B (en) * | 2022-09-05 | 2024-09-27 | 浙江天能氢能源科技有限公司 | Fuel cell system with tail gas back pressure energy recovery device and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105633435B (en) | A kind of fuel cell system for vehicles and its working method | |
| CN102569854B (en) | Portable power supply system of proton exchange membrane fuel cell (PEMFC) | |
| CN110265691B (en) | A controllable hydrolysis hydrogen supply integrated system suitable for fuel cells | |
| CN104577163B (en) | A kind of hydrogen gas generating system and its electricity-generating method | |
| CN103579651A (en) | Portable proton-exchange membrane fuel cell power system | |
| CN113852107A (en) | Micro-grid system integrating hydrogen storage system and fuel cell power generation system | |
| CN204289609U (en) | A kind of hydrogen gas generating system | |
| CN112290054B (en) | Closed space fuel cell power generation system | |
| CN116979108A (en) | Unmanned aerial vehicle hydrogen fuel cell system, control method and unmanned aerial vehicle | |
| CN217035688U (en) | Air-cooled fuel cell air supply system based on solid hydrogen storage | |
| CN102195056A (en) | Metal hydride hydrogen storage unit-carrying portable power supply with fuel cells | |
| CN111463459A (en) | Micro fuel cell power generation system | |
| CN111900444A (en) | Unmanned aerial vehicle small methanol reforming fuel cell power distribution device and application method | |
| CN213583873U (en) | A fuel cell-based multi-energy complementary cooling, heating and power cogeneration system | |
| CN112510222B (en) | Multi-energy complementary combined heat and power generation system based on fuel cell | |
| CN221508247U (en) | Power system for coupling hydrogen electric energy source and hydrogen storage system | |
| CN117613342B (en) | Fuel cell cogeneration system and control method | |
| CN203179987U (en) | Nitrogen purging system for hydrogen supplying busbar of emergency power supply of fuel cell | |
| CN207426023U (en) | A kind of marine fuel battery heat removal system | |
| CN100468255C (en) | Fuel Cell Controller Regional Bus Distributed Control System | |
| CN207135030U (en) | Utilize the photovoltaic generating system of hydrogen fuel cell energy storage | |
| CN214203759U (en) | UAV power system based on hydrogen fuel cell | |
| CN204497316U (en) | A kind of compact type hydrogen fuel cell | |
| CN116706190A (en) | A portable hydrogen fuel power supply | |
| CN203983410U (en) | A kind of from breathing pattern portable proton exchange film fuel battery electric pile structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200728 |
|
| RJ01 | Rejection of invention patent application after publication |