CN115275288A - Vehicle-mounted hydrogen supply power generation and waste heat recycling system - Google Patents

Vehicle-mounted hydrogen supply power generation and waste heat recycling system Download PDF

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Publication number
CN115275288A
CN115275288A CN202211045799.7A CN202211045799A CN115275288A CN 115275288 A CN115275288 A CN 115275288A CN 202211045799 A CN202211045799 A CN 202211045799A CN 115275288 A CN115275288 A CN 115275288A
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China
Prior art keywords
liquid
vehicle
waste heat
fuel cell
power generation
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Pending
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CN202211045799.7A
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Chinese (zh)
Inventor
吴赞
陆军亮
盛况
辛至诚
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ZJU Hangzhou Global Scientific and Technological Innovation Center
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ZJU Hangzhou Global Scientific and Technological Innovation Center
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Priority to CN202211045799.7A priority Critical patent/CN115275288A/en
Publication of CN115275288A publication Critical patent/CN115275288A/en
Pending legal-status Critical Current

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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
    • H01M8/06—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
    • H01M8/0656—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants by electrochemical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
    • B60L50/72—Constructional details of fuel cells specially adapted for electric vehicles
    • 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
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
    • H01M8/04216—Reactant storage and supply, e.g. means for feeding, pipes characterised by the choice for a specific material, e.g. carbon, hydride, absorbent
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
    • H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane

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  • Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Fuel Cell (AREA)

Abstract

The invention discloses a vehicle-mounted hydrogen supply power generation and waste heat recycling system, which belongs to a hydrogen energy automobile system. When the dehydrogenation reactor works, under the driving of a pump, organic hydrogen storage liquid in a space on one side of the liquid storage tank enters the preheater for preheating and then enters the dehydrogenation microreactor; the fuel cell tail gas is used for preheating the organic hydrogen storage liquid in the preheater and then is directly discharged into the atmosphere. On one hand, the liquid product can be effectively recycled, and the recycled liquid product can be directly conveyed to a centralized hydrogenation station for hydrogenation to form organic hydrogen storage liquid for providing hydrogen energy for the electric automobile, and the circulation is repeated; on the other hand, the waste heat of the tail gas of the fuel cell is recycled, so that the utilization efficiency of energy can be effectively improved, the energy consumption of a hydrogen energy automobile is reduced, and the driving mileage is increased.

Description

Vehicle-mounted hydrogen supply power generation and waste heat recycling system
Technical Field
The invention belongs to a hydrogen energy automobile system, relates to a hydrogen supply system, and particularly relates to a vehicle-mounted hydrogen supply power generation and waste heat recycling system combining organic hydrogen storage liquid with a dehydrogenation micro-reactor.
Background
The hydrogen energy fuel cell automobile is an automobile using hydrogen as power energy, and converts chemical energy generated by the reaction of the hydrogen and oxygen in the air into electric energy, and then drives the automobile to run through an electric motor. The hydrogen is used as the energy source, the most advantage is that the hydrogen reacts with oxygen in the air, only water vapor is generated for discharge, and the problem of air pollution caused by the traditional fuel vehicle is effectively reduced. How to carry out efficient and economic vehicle-mounted storage and transportation on hydrogen is always a hotspot and a difficulty of research.
At present, the vehicle-mounted hydrogen storage and transportation mainly have the following forms: high pressure gaseous hydrogen storage, liquid hydrogen storage and transportation, metal hydride storage and transportation, carbonaceous materials and organic liquid hydride storage and transportation. The high-pressure gaseous hydrogen storage uses the gas cylinder as a storage container, has the advantages of low cost, low energy consumption, high inflation and deflation speed and good dynamic response, can adjust the hydrogen release speed through the pressure reducing valve, and can instantly switch the hydrogen to meet the vehicle requirements of hydrogen energy fuel cell vehicles. However, the high-pressure gaseous hydrogen storage has the defects of low transportation safety and small volume hydrogen storage density.
Compared with high-pressure gaseous hydrogen storage, the quality and the volume energy density of liquid hydrogen storage and transportation are greatly improved, and if the quality and the volume energy density of liquid hydrogen storage and transportation are analyzed, the liquid hydrogen storage and transportation are relatively ideal hydrogen storage technology. However, the heat insulation problem of the storage container, the energy consumption of hydrogen liquefaction is two major technical difficulties of the liquid hydrogen storage and transportation fabric, a special ultralow temperature container is required for liquid hydrogen storage and transportation, and if the container is poor in charging and heat insulation performance, the evaporation loss of liquid hydrogen is easy to accelerate; in actual hydrogen liquefaction, the energy consumed was 30% of the total energy.
Compared with high-pressure gas or low-temperature liquid storage and transportation, the storage and transportation of organic liquid hydride has the advantage of long-distance transportation cost, and the storage of hydrogen in organic liquid hydride has a high degree of reutilization for facilities and equipment of existing gas stations, so that more and more researches are being made on the storage and transportation of organic liquid hydride.
In addition, hydrogen enters the fuel cell to chemically react with oxygen in the air entering together, a large amount of heat is released, the part of heat can be taken away by the discharged tail gas, and if the heat in the tail gas is not recycled, the waste of hydrogen energy can be caused.
Disclosure of Invention
The invention aims to solve the technical problems and provide a vehicle-mounted hydrogen supply power generation and waste heat recycling system which can efficiently recycle liquid products obtained after hydrogen is released from organic liquid hydride on one hand and can efficiently utilize waste heat in tail gas discharged by a fuel cell on the other hand, so that the energy consumption is reduced and the mileage is increased.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a vehicle-mounted hydrogen supply electricity generation and waste heat recycle system again, includes liquid storage pot, pump, pre-heater, micro-reactor, fuel cell, motor, battery system, PTC heater, DC/DC converter and air compressor machine, the liquid storage pot pass through the pump with the pre-heater links to each other, the pre-heater with the micro-reactor links to each other, the micro-reactor with fuel cell connects, fuel cell with the DC/DC converter is connected, the DC/DC converter is connected respectively the motor with battery system, be equipped with the filler on the liquid storage pot, organic hydrogen storage liquid export and liquid resultant import, be equipped with the flexible membrane in the liquid storage pot, the flexible membrane is used for separating organic hydrogen storage liquid and liquid resultant, fuel cell still with the pre-heater is connected.
In a preferred embodiment of the present invention, the filling port is located on the same side as the organic hydrogen storage liquid outlet.
As a preferable scheme of the invention, the system also comprises an electromagnetic valve, and an organic hydrogen storage liquid outlet of the liquid storage tank is communicated with an inlet of the pump through the electromagnetic valve.
As a preferable scheme of the present invention, the present invention further comprises a purification system, the preheater is connected to the purification system, and the exhaust gas generated by the fuel cell is evacuated by the purification system after exchanging heat with the preheater.
In a preferred embodiment of the present invention, the microreactor is provided with a hydrogen outlet and a liquid product outlet, the hydrogen outlet is connected to the fuel cell, and the liquid product outlet is connected to the liquid product inlet.
As a preferable mode of the present invention, the present invention further comprises a check valve, and the check valve is located on a pipeline connecting the liquid product outlet and the liquid product inlet.
As a preferable scheme of the invention, the liquid product storage tank further comprises a drain valve, and the drain valve is connected with the liquid product cavity on the liquid storage tank.
As a preferable aspect of the present invention, the air compressor is connected to the PTC heater and the fuel cell in this order.
As a preferable aspect of the present invention, the storage battery system is connected to the microreactor, the PTC heater, the air compressor, the motor, the solenoid valve, and the pump, respectively.
In a preferred embodiment of the present invention, the flexible membrane is adjustable in position according to a volume ratio between the organic hydrogen storage liquid and the liquid product.
Compared with the prior art, the invention has the following beneficial effects:
the invention is provided with a flexible membrane in the vehicle-mounted liquid storage tank for separating the organic hydrogen storage liquid from the liquid product. When the device works, under the drive of a pump, organic hydrogen storage liquid in the space on the right side of the liquid storage tank enters the preheater for preheating and then enters the microreactor; under the action of a catalyst, separating hydrogen and a liquid product, wherein the hydrogen enters a hydrogen fuel cell to generate electricity for driving a motor, and the liquid product enters a one-way valve and flows into the space on the left side of a liquid storage tank; the tail gas of the fuel cell is used for preheating the organic hydrogen storage liquid in the preheater and then is discharged into the atmosphere after passing through the purification system. The system of the invention can effectively recycle the liquid product on one hand, and recycle the exhaust gas waste heat in the fuel cell on the other hand, thereby effectively improving the utilization efficiency of energy, reducing the energy consumption of the hydrogen energy automobile and improving the driving mileage.
Drawings
FIG. 1 is a schematic of the present invention.
In the figure, 1-a liquid storage tank; 2-an electromagnetic valve; 3-a pump; 4-a preheater; 5-a microreactor; 6-a fuel cell; 7-a motor; 8-a battery system; 9-PTC heaters; 10-a purification system; 11-a filling port; 12-a one-way valve; 13-a drain valve; 14-a flexible membrane; 15-DC/DC converter; 16-air compressor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1, the invention provides a vehicle-mounted hydrogen supply power generation and waste heat recycling system, which comprises a liquid storage tank 1, an electromagnetic valve 2, a pump 3, a preheater 4, a microreactor 5, a fuel cell 6, a motor 7, a storage battery system 8, a PTC heater 9, a purification system 10, a filling port 11, a one-way valve 12, a leakage valve 13, a flexible membrane 14, a DC/DC converter 15 and an air compressor 16.
In the invention, the microreactor is a microstructure reactor, namely a plurality of layers of microstructure channels are arranged in the reactor, the reaction is normal pressure, and the temperature is about 200 ℃. The organic liquid hydride contacts the Pt or Pb catalyst on the channel walls to generate hydrogen. The micro-structure channels in the micro-reactor are not limited to micro-channels arranged in parallel, fluids in different channels can be interacted, and the downstream of the channels is wider/larger than the upstream of the channels, so that the stability of two-phase flow in reaction in the reaction process can be ensured, and the hydrogen can be rapidly discharged. The microreactor can be selected from WRC00075 model integrated microreactor of Shen's energy-saving science and technology GmbH in Hangzhou.
The organic hydrogen storage liquid used in the invention is a hydrogen bond compound based on carbon hydrogen (CmHn) or carbon hydrogen nitrogen (CmHnNp) liquid such as benzyl toluene or ethyl carbazole and the like.
The flexible membrane used in the present invention does not dialyze the liquid on both sides and can be made of a material having a weak elasticity and being impermeable to water, wear and aging. The flexible film used in general is mainly High Density Polyethylene (HDPE), low Density Polyethylene (LDPE), polyvinyl chloride (PVC), chlorinated Polyethylene (CPE), chlorosulfonated polyethylene (CSPE), plasticized polyolefin (ELPO), ethylene-propylene rubber (EPDM), chloroprene rubber (CBR), butylene rubber (PBR), thermoplastic synthetic rubber, chlorohydrin rubber. The flexible film of the present invention is most preferably High Density Polyethylene (HDPE) because it is a flexible film that is biased toward the side with less liquid when more liquid is present on one side and less liquid is present on the other side, and vice versa, i.e., the flexible film can be properly positioned according to the volume ratio of the liquids on both sides without affecting the pressure of the liquids on both sides. The thickness of the flexible membrane needs to be freely selected according to the selected material on the premise of meeting the structural stress safety, and is not limited herein, and the area of the flexible membrane is determined according to the size of the hydrogen storage liquid tank.
Examples
This embodiment provides a vehicle-mounted hydrogen supply power generation and waste heat recycling system, refer to fig. 1, a flexible membrane 14 is arranged in a liquid storage tank 1 for separating organic hydrogen storage liquid from liquid product, the liquid storage tank 1 has an organic hydrogen storage liquid outlet and a liquid product inlet, a pump 3 has an inlet and an outlet, a preheater 4 has an organic hydrogen storage liquid inlet and an organic hydrogen storage liquid outlet and a tail gas inlet and an outlet, a microreactor 5 has an organic hydrogen storage liquid inlet, a hydrogen outlet and a liquid product outlet, a fuel cell 6 has a hydrogen inlet, an air inlet and a tail gas outlet, a PTC heater 9 has an air inlet and an air outlet, a purification system 10 has a tail gas inlet and an air compressor 16 has an air inlet and an air outlet.
The organic hydrogen storage liquid outlet of the liquid storage tank 1 is communicated with the inlet of the pump 3 through the electromagnetic valve 2, the outlet of the pump 3 is connected with the organic hydrogen storage liquid inlet of the preheater 4 through a pipeline, the organic hydrogen storage liquid outlet of the preheater 4 is communicated with the organic hydrogen storage liquid inlet of the microreactor 5, the hydrogen outlet of the microreactor 5 is communicated with the hydrogen inlet of the fuel cell 6, the tail gas outlet of the fuel cell 6 is communicated with the tail gas inlet of the preheater 4, the tail gas outlet of the preheater 4 is communicated with the tail gas inlet of the purification system 10, the air outlet of the PTC heater 9 is communicated with the air inlet of the fuel cell 6, the liquid product outlet of the microreactor 5 is communicated with the liquid product inlet of the liquid storage tank 1 through the one-way valve 12, and the air outlet of the air compressor 16 is communicated with the air inlet of the PTC heater 9.
The solenoid valve 2 may be used to cut off the supply of the organic hydrogen storage liquid to the vehicle when the vehicle is not in operation. The pump 3 can adjust the liquid supply of the line to match the power required by the vehicle according to the vehicle control signal.
The preheater 4 is used for preheating the organic hydrogen storage liquid entering the microreactor 5. The preheated organic hydrogen storage liquid is separated into hydrogen and liquid products under the action of a catalyst in the microreactor 5. The PTC heater 9 is used to preheat air entering the fuel cell 6.
The hydrogen gas and the preheated air in the fuel cell 6 are subjected to chemical reaction under the action of the catalyst, the generated chemical energy is converted into electric energy to be output, and the electric energy is stabilized by the DC/DC converter 15 and can be used for charging the storage battery system 8 or directly used for driving the motor 7.
The battery system 8 is used to drive the solenoid valve 2, the pump 3, the PTC heater 9, and the air compressor 16. The battery system 8 may assist in driving the electric motor 7 when the power required for vehicle operation exceeds the rated power of the fuel cell 6. A battery system 8 energizes the microreactor 5 for maintaining the dehydrogenation temperature within the microreactor 5.
The purification system 10 is used to purify the exhaust gas discharged from the fuel cell 6. The check valve 12 is used to prevent the liquid product in the reservoir 1 from flowing backward into the microreactor 5 when the pump 3 is stopped.
When the organic hydrogen storage liquid is exhausted, the liquid product is emptied from the relief valve 13 to an external collecting tank, and then new organic hydrogen storage liquid is filled from the filling port 11. The flexible membrane 14 (thickness 0.02mm-0.1 mm) is used for isolating liquid products and organic hydrogen storage liquid in the liquid storage tank 1, the position of the membrane can change along with the change of the volumes of the liquid products and the organic hydrogen storage liquid, when the organic hydrogen storage liquid is filled, the flexible membrane 14 is positioned at the leftmost end, and then along with the consumption of the organic hydrogen storage liquid and the generation of the liquid products, the position of the flexible membrane 14 can gradually move to the right end position.
The DC/DC converter 15 serves to stabilize the power output of the fuel cell 6. The air compressor 16 is used to suck in outside air and increase air density.
When the vehicle starts, the electromagnetic valve 2, the pump 3, the PTC heater 9, and the air compressor 16 are turned on. Organic hydrogen storage liquid in the vehicle-mounted liquid storage tank 1 sequentially passes through the electromagnetic valve 2 and the pump 3 and then enters the preheater 4 for preheating under the drive of the pump 3. The organic hydrogen storage liquid from the preheater 4 then flows into the microreactor 5, and the organic hydrogen storage liquid is converted into hydrogen and liquid products under the action of a catalyst at a certain temperature in the microreactor 5. The generated hydrogen enters the fuel cell 6 to chemically react with oxygen in the air, the generated chemical energy is converted into electric energy to be output, and the electric energy is stabilized by the DC/DC converter 15 and can be used for charging the storage battery system 8 or directly used for driving the motor 7. The generated liquid product is recycled into the liquid storage tank through the one-way valve. The high temperature tail gas discharged from the fuel cell 6 is used for heating the organic hydrogen storage liquid in the preheater 4, and then is purified by the purification system 10 and then is exhausted to the atmosphere.
The system can efficiently recycle the liquid product in the hydrogen fuel cell automobile and the waste heat in the tail gas discharged by the fuel cell, and the system can efficiently recycle the liquid product on the one hand and the waste heat in the tail gas discharged by the fuel cell on the other hand, thereby reducing the energy consumption and improving the mileage.
While the invention has been described with respect to a preferred embodiment, it will be understood by those skilled in the art that the foregoing and other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention. Those skilled in the art can make various changes, modifications and equivalents to the disclosed technology without departing from the spirit and scope of the present invention, and all such changes, modifications and equivalents are intended to be included therein as equivalents of the present invention; meanwhile, any changes, modifications and variations of the above-described embodiments, which are equivalent to those of the technical spirit of the present invention, are within the scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a vehicle-mounted hydrogen supply electricity generation and waste heat recycle system, its characterized in that, includes liquid storage pot, pump, pre-heater, micro-reactor, fuel cell, motor, battery system, PTC heater, DC/DC converter and air compressor machine, the liquid storage pot pass through the pump with the pre-heater links to each other, the pre-heater with the micro-reactor links to each other, the micro-reactor with fuel cell connects, fuel cell with the DC/DC converter is connected, the DC/DC converter connect respectively the motor with battery system, be equipped with the filler on the liquid storage pot, organic hydrogen storage liquid export and liquid resultant import, be equipped with the flexible membrane in the liquid storage pot, the flexible membrane is used for separating organic hydrogen storage liquid and liquid resultant, fuel cell still with the pre-heater is connected.
2. The vehicle-mounted hydrogen supply, power generation and waste heat recycling system according to claim 1, wherein the filling port and the organic hydrogen storage liquid outlet are located on the same side.
3. The vehicle-mounted hydrogen supply power generation and waste heat recycling system according to claim 1, further comprising an electromagnetic valve, wherein an organic hydrogen storage liquid outlet of the liquid storage tank is communicated with an inlet of the pump through the electromagnetic valve.
4. The vehicle-mounted hydrogen supply power generation and waste heat recycling system according to claim 1, further comprising a purification system, wherein the preheater is connected with the purification system, and the tail gas generated by the fuel cell is exhausted through the purification system after heat exchange by the preheater.
5. The vehicle-mounted hydrogen supply, power generation and waste heat recycling system according to claim 1, wherein a hydrogen outlet and a liquid product outlet are arranged on the microreactor, the hydrogen outlet is connected with the fuel cell, and the liquid product outlet is connected with the liquid product inlet.
6. The vehicle-mounted hydrogen supply power generation and waste heat recycling system according to claim 5, further comprising a one-way valve, wherein the one-way valve is located on a pipeline connecting the liquid product outlet and the liquid product inlet.
7. The vehicle-mounted hydrogen supply power generation and waste heat recycling system according to claim 1, further comprising a drain valve, wherein the drain valve is connected with the liquid product cavity on the liquid storage tank.
8. The vehicle-mounted hydrogen supply power generation and waste heat recycling system according to claim 1, wherein the air compressor is sequentially connected with the PTC heater and the fuel cell.
9. The vehicle-mounted hydrogen supply power generation and waste heat recycling system according to claim 1, wherein the storage battery system is respectively connected with the microreactor, the PTC heater, the air compressor, the motor, the electromagnetic valve and the pump.
10. The vehicle-mounted hydrogen supply, power generation and waste heat recycling system according to claim 1, wherein the flexible membrane is adjustable in position according to the volume ratio between the organic hydrogen storage liquid and the liquid product.
CN202211045799.7A 2022-08-30 2022-08-30 Vehicle-mounted hydrogen supply power generation and waste heat recycling system Pending CN115275288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211045799.7A CN115275288A (en) 2022-08-30 2022-08-30 Vehicle-mounted hydrogen supply power generation and waste heat recycling system

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Application Number Priority Date Filing Date Title
CN202211045799.7A CN115275288A (en) 2022-08-30 2022-08-30 Vehicle-mounted hydrogen supply power generation and waste heat recycling system

Publications (1)

Publication Number Publication Date
CN115275288A true CN115275288A (en) 2022-11-01

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CN202211045799.7A Pending CN115275288A (en) 2022-08-30 2022-08-30 Vehicle-mounted hydrogen supply power generation and waste heat recycling system

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