Fuel cell coupling with hydrogen storing unit

A fuel cell and hydrogen storage technology, applied in the direction of fuel cells, fuel cell additives, fuel cell grouping, etc. and lifespan, to achieve the effect of simplifying thermal management, avoiding performance degradation, and reducing volume
CN101118969AInactive Publication Date: 2008-02-06TSINGHUA UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
TSINGHUA UNIV
Publication Date
2008-02-06
Estimated Expiration
Not applicable · inactive patent

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Abstract

The present invention discloses a fuel cell of a coupling hydrogen storage unit. The fuel cell monomer comprises a cathode flow field board, an anode flow field board, a membrane electrode and a hydrogen storing unit. The fuel cell of the coupling hydrogen storage unit is formed by the superposition and coupling of the structure, utilizing the property that the hydrogen storing unit release hydrogen to absorb heat and the fuel cell reacts to disperse heat, the coupling of the heat content management of the fuel cell and the hydrogen storing unit are realized. The present invention also enables the hydrogen and air flow passage to be processed and enables the structure of the fuel cell monomer to become much simpler. While solving the problem of heat management of the hydrogen storing unit and the fuel cell, the present invention also can reduce the volume and power consumption of the system of the fuel cell as well as improve the energy density. The fuel cell disclosed in the present invention can be applied in various fields such as power supplies of electronic devices, diverse continuous power systems and the engine systems of motorcars, etc.
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Description

technical field

[0001] The invention belongs to the field of fuel cells, in particular to solid polymer electrolyte fuel cell technology using hydrogen as fuel. Background technique

[0002] A fuel cell is a continuous power generation device that converts chemical energy in externally supplied fuel and oxidant into electrical energy. Because of its high power density and energy density, clean and efficient, and wide power range, fuel cells have broad application prospects in various fields such as micro power sources, mobile power sources, vehicle engines, and stationary power stations, so they have received extensive attention from countries all over the world. The United States, Japan, Canada, and European countries are actively developing fuel cell technology. At present, almost all major automakers in the world are developing fuel cell electric vehicles.

[0003] The current fuel cell technology is mainly divided into several types according to different electrolytes, ...

Claims

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