The invention relates to the technical field of fuel cells, in particular to a fuel cell hydrogen supply system, a control method and a vehicle, the hydrogen supply system comprises a hydrogen source, a gas source, a three-way valve, a hydrogen jet, a pulse switch and an ejector; the hydrogen sprayer, the pulse switch and the ejector are sequentially communicated, and the hydrogen source, the gas source and the hydrogen sprayer are respectively communicated with the three-way valve; through the fuel cell hydrogen supply system and the control method, cold start detection and control of the ejector can be facilitated, and the problems of icing and blockage are solved; through system detection, the troubleshooting speed is increased, and the efficiency is improved; the pulse switch is adopted, so that gas in the gas source forms pulse gas flow, and the blocked ejector is impacted.

    本发明涉及燃料电池技术领域,具体涉及一种燃料电池供氢系统、控制方法以及车辆,所述供氢系统包括氢源、气源、三通阀、氢喷、脉冲开关以及引射器;所述氢喷、脉冲开关以及引射器依次连通,所述氢源、气源、氢喷分别与三通阀连通;本发明通过燃料电池供氢系统,控制方法,能够有利于进行引射器冷启动检测和控制,处理结冰及堵塞问题;通过系统检测,加快了故障排查的速度,提升了效率;通过采用脉冲开关,使得气源内的气体形成脉冲气流,实现对堵塞的引射器进行冲击。


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    Title :

    Fuel cell hydrogen supply system, control method and vehicle


    Additional title:

    一种燃料电池供氢系统、控制方法以及车辆


    Contributors:
    SU ZHAOQI (author) / LI FEIQIANG (author) / CHEN YONGGANG (author)

    Publication date :

    2023-12-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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