CN118970094A - A hydrogen fuel cell system - Google Patents
A hydrogen fuel cell system Download PDFInfo
- Publication number
- CN118970094A CN118970094A CN202411455192.5A CN202411455192A CN118970094A CN 118970094 A CN118970094 A CN 118970094A CN 202411455192 A CN202411455192 A CN 202411455192A CN 118970094 A CN118970094 A CN 118970094A
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- Prior art keywords
- module
- fuel cell
- sensors
- hydrogen
- heat dissipation
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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
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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
- H01M8/04052—Storage of heat in the fuel cell system
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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
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
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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
- H01M8/04067—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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- 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 discloses a hydrogen fuel cell system, which relates to the technical field of new energy, and comprises the following components: the fuel cell control module is used for adjusting valve opening, air pump power, container pipeline pressure and pipeline flow in the electric pile module, the thermal management module, the hydrogen module, the air module and the output module; the fuel cell control module realizes self-feedback adjustment by adjusting the states of the electric pile module, the thermal management module, the hydrogen module, the air module and the output module, and input parameters of the self-feedback adjustment are collected by sensors on the electric pile module, the thermal management module, the hydrogen module, the air module and the output module; the fuel cell control module controls the operation power of the semiconductor heat dissipation unit through input parameters. The invention realizes the fast heat dissipation of the electric pile module through the heat management module, the fuel cell control module and the semiconductor heat dissipation unit, realizes the self-feedback adjustment through the fast response, and realizes the simplification of heat management through a plurality of semiconductor heat dissipation units of distributed power control.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a hydrogen fuel cell system.
Background
Fuel cell systems have received extensive attention and research in recent years as an important technology in the field of new energy. The system directly converts chemical energy of fuel (such as hydrogen) and oxidant (such as oxygen) into electric energy, thereby not only realizing high-efficiency energy utilization, but also obviously reducing harmful emission and providing an effective way for an environment-friendly energy solution. The core of the fuel cell system is that it can efficiently convert chemical energy into electric energy without being limited by the carnot cycle, and thus has extremely high energy conversion efficiency.
The design of thermal management control strategies is particularly critical in the operation of fuel cell systems. This includes maintaining the fuel cell stack operating within a suitable temperature range and adjusting the temperature of the fuel cell stack by controlling the amount and flow direction of the water. In addition, waste heat generated in the fuel cell system can also be effectively utilized by a heat recovery system, such as heating the air in the vehicle, heating or heating the fuel cell stack, etc., thereby improving the overall efficiency of the system.
However, despite the advantages of the fuel cell system, there are still some technical problems in the arrangement and management control of the thermal management system. The thermal management system in the prior art is often complex in design and comprises a plurality of components and pipelines, which not only increases the complexity and cost of the system, but also brings a plurality of inconveniences to management and control. Meanwhile, because the system response is insensitive and inaccurate, waste heat cannot be effectively treated in real time, so that the energy utilization efficiency is low, and the overall performance of the fuel cell system is affected.
Disclosure of Invention
The embodiment of the invention provides a hydrogen fuel cell system, which is used for solving the problems that the heat management system of the fuel cell system in the prior art is complex in design, insensitive and inaccurate in system response, and cannot effectively treat waste heat in real time, so that the energy utilization efficiency is low, and the overall performance of the fuel cell system is influenced.
In one aspect, an embodiment of the present invention provides a hydrogen fuel cell system including:
The system comprises a fuel cell control module, a galvanic pile module, a thermal management module, a hydrogen module, an air module and an output module;
The fuel cell control module is in signal connection with the electric pile module, the thermal management module, the hydrogen module, the air module and the output module;
The fuel cell control module is used for adjusting valve opening, air pump power, container pipeline pressure and pipeline flow in the electric pile module, the thermal management module, the hydrogen module, the air module and the output module;
The fuel cell control module controls the electric pile module, the thermal management module, the hydrogen module, the air module and the output module by controlling the opening degree of the valve, the power of the air pump, the pressure of the container pipeline and the flow of the pipeline;
The fuel cell control module realizes self-feedback adjustment by adjusting the states of the pile module, the thermal management module, the hydrogen module, the air module and the output module, and input parameters of the self-feedback adjustment are collected by sensors on the pile module, the thermal management module, the hydrogen module, the air module and the output module;
The thermal management module is provided with a plurality of groups of semiconductor heat dissipation units on the electric pile module, and the fuel cell control module controls the operation power of the semiconductor heat dissipation units through the input parameters.
In one possible implementation, the sensor of the galvanic pile module includes a gas sensor, a pressure sensor, a temperature sensor, and a current sensor, the sensor of the thermal management module includes a temperature sensor, a pressure sensor, and a flow sensor, the sensor of the hydrogen module includes a gas sensor, a pressure sensor, and a temperature sensor, the sensor of the air module includes a gas sensor, a pressure sensor, and a temperature sensor, and the sensor of the output module includes a current sensor, a voltage sensor, and a power sensor.
In one possible implementation, the input parameters of the self-feedback adjustment include electrical parameters, chemical parameters, thermal parameters, mechanical parameters, and environmental parameters.
In one possible implementation, the electrical parameters include voltage, current, power and electrical energy efficiency, the chemical parameters include hydrogen flow, oxygen flow and electrolyte ph, the thermal parameters include fuel cell temperature, cooling water temperature and inlet-outlet water temperature difference, the mechanical parameters are pipe pressure of equipment pipes, and the environmental parameters include ambient temperature and relative humidity.
In one possible implementation, the semiconductor heat dissipation unit is provided with a unit controller for distributed power control over the semiconductor heat dissipation unit.
In one possible implementation manner, the heat dissipation end of the semiconductor heat dissipation unit is provided with a heat recovery pipeline, and the heat recovery pipeline recovers the waste heat of the semiconductor heat dissipation unit, and the heat recovery pipeline transfers heat through working substances in the pipeline.
The hydrogen fuel cell system of the present invention has the following advantages:
(1) The fast heat dissipation of the electric pile module is realized through the heat management module, the fuel cell control module and the semiconductor heat dissipation unit, and the self-feedback adjustment is realized through fast response.
(2) Thermal management simplification is achieved by a plurality of semiconductor heat dissipating units for distributed power control.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a hydrogen fuel cell system according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating operation of a semiconductor heat dissipation unit of a hydrogen fuel cell system according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 1 is a schematic structural diagram of a hydrogen fuel cell system according to an embodiment of the present invention; the embodiment of the invention provides a hydrogen fuel cell system, which comprises:
The system comprises a fuel cell control module, a galvanic pile module, a thermal management module, a hydrogen module, an air module and an output module;
The fuel cell control module is in signal connection with the electric pile module, the thermal management module, the hydrogen module, the air module and the output module;
The fuel cell control module is used for adjusting valve opening, air pump power, container pipeline pressure and pipeline flow in the electric pile module, the thermal management module, the hydrogen module, the air module and the output module;
The fuel cell control module controls the electric pile module, the thermal management module, the hydrogen module, the air module and the output module by controlling the opening degree of the valve, the power of the air pump, the pressure of the container pipeline and the flow of the pipeline;
The fuel cell control module realizes self-feedback adjustment by adjusting the states of the pile module, the thermal management module, the hydrogen module, the air module and the output module, and input parameters of the self-feedback adjustment are collected by sensors on the pile module, the thermal management module, the hydrogen module, the air module and the output module;
the thermal management module is provided with a plurality of groups of semiconductor heat dissipation units on the electric pile module, and the fuel cell control module controls the operation power of the semiconductor heat dissipation units through the input parameters;
The semiconductor heat dissipation unit is provided with a unit controller, and the unit controller is used for performing distributed power control on the semiconductor heat dissipation unit;
The heat dissipation end of the semiconductor heat dissipation unit is provided with a heat recovery pipeline, the heat recovery pipeline recovers the waste heat of the semiconductor heat dissipation unit, and the heat recovery pipeline conducts heat transfer through working substances in the pipeline.
The fuel cell control module can be arranged on a server in the cloud, can also be remotely arranged through the internet, and can simultaneously control a plurality of groups of pile modules, the thermal management module, the hydrogen module, the air module and the output module. The fuel cell control module controls the electric pile module, the heat management module, the hydrogen module, the air module and the output module, the control of valve opening, air pump power, container pipeline pressure and pipeline flow is realized, parameters required by control are acquired through sensors on the electric pile module, the heat management module, the hydrogen module, the air module and the output module, the heat management module carries out heat management on the electric pile module through the heat parameters acquired by the sensors, semiconductor heat dissipation units of the heat management module are uniformly distributed on the electric pile module, as shown in fig. 2, the semiconductor heat dissipation units are independently controlled through a unit controller, the unit controller controls the power of the semiconductor heat dissipation units according to return parameters of the fuel cell control module, the heat recovery pipeline is connected with all the semiconductor heat dissipation units, the heat recovery of the electric pile module is realized, the semiconductor heat dissipation units are independently controlled through the unit controller, and the heat management module can accurately control the specific heat dissipation efficiency of each area on the electric pile module according to the return input parameters of the sensors.
Meanwhile, the thermal management module is matched with the hydrogen module, the air module and the output module to integrally complete the self-feedback control of the fuel cell, and the hydrogen module, the air module and the output module are controlled by the fuel cell control module to realize the stable operation of the electric pile module and the stable output of the output module.
In one possible embodiment, the sensors of the electric pile module include a gas sensor, a pressure sensor, a temperature sensor, and a current sensor, the sensors of the thermal management module include a temperature sensor, a pressure sensor, and a flow sensor, the sensors of the hydrogen module include a gas sensor, a pressure sensor, and a temperature sensor, the sensors of the air module include a gas sensor, a pressure sensor, and a temperature sensor, and the sensors of the output module include a current sensor, a voltage sensor, and a power sensor;
The input parameters of the self-feedback regulation comprise electrical parameters, chemical parameters, thermal parameters, mechanical parameters and environmental parameters;
the electrical parameters comprise voltage, current, power and electric energy efficiency, the chemical parameters comprise hydrogen flow, oxygen flow and electrolyte ph, the thermal parameters comprise fuel cell temperature, cooling water temperature and inlet-outlet water temperature difference, the mechanical parameters are pipeline pressure of equipment pipelines, and the environmental parameters comprise environmental temperature and relative humidity;
The input parameters of the self-feedback adjustment requirement, including electrical parameters, chemical parameters, thermal parameters, mechanical parameters and environmental parameters, are collected by various sensors arranged on the electric pile module, the thermal management module, the hydrogen module, the air module and the output module, the sensors transmit the collected parameters to the fuel cell control module through a wireless network, data support is provided for the self-feedback adjustment, for example, the thermal management module controls the semiconductor heat dissipation unit to control the heat dissipation of the electric pile module through the thermal parameters acquired by the temperature sensor of the fuel cell control module on the electric pile module, and the thermal management alarm threshold and the self-feedback adjustment threshold are set according to preset thresholds.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411455192.5A CN118970094A (en) | 2024-10-18 | 2024-10-18 | A hydrogen fuel cell system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411455192.5A CN118970094A (en) | 2024-10-18 | 2024-10-18 | A hydrogen fuel cell system |
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| Publication Number | Publication Date |
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| CN118970094A true CN118970094A (en) | 2024-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411455192.5A Pending CN118970094A (en) | 2024-10-18 | 2024-10-18 | A hydrogen fuel cell system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119852455A (en) * | 2025-03-19 | 2025-04-18 | 四川新工绿氢科技有限公司 | Solid-state hydrogen energy system and hydrogen power humanoid robot |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110223507A1 (en) * | 2010-03-10 | 2011-09-15 | Idatech, Llc | Systems and methods for fuel cell thermal management |
| CN113903950A (en) * | 2021-12-08 | 2022-01-07 | 国家电投集团氢能科技发展有限公司 | Distributed air-cooled fuel cell system and spacecraft |
-
2024
- 2024-10-18 CN CN202411455192.5A patent/CN118970094A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110223507A1 (en) * | 2010-03-10 | 2011-09-15 | Idatech, Llc | Systems and methods for fuel cell thermal management |
| CN113903950A (en) * | 2021-12-08 | 2022-01-07 | 国家电投集团氢能科技发展有限公司 | Distributed air-cooled fuel cell system and spacecraft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119852455A (en) * | 2025-03-19 | 2025-04-18 | 四川新工绿氢科技有限公司 | Solid-state hydrogen energy system and hydrogen power humanoid robot |
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Application publication date: 20241115 |