The invention relates to a hydrogen fuel cell system and a hydrogen fuel cell automobile, and relates to the technical field of power cells. According to one specific embodiment, the hydrogen fuel cell system comprises a hydrogen fuel cell stack and a DC/DC conversion circuit, a positive electrode of the hydrogen fuel cell stack is a system output positive electrode of the hydrogen fuel cell system, and an output end of the DC/DC conversion circuit is a system output negative electrode of the hydrogen fuel cell system; the input positive electrode of the DC/DC conversion circuit is electrically connected with the positive electrode of the hydrogen fuel cell stack, and the input negative electrode of the DC/DC conversion circuit is electrically connected with the negative electrode of the hydrogen fuel cell stack; wherein the DC/DC conversion circuit is used for generating negative voltage. According to the embodiment, the working power of the DC/DC conversion circuit is reduced, the cost of the hydrogen fuel cell system is reduced, and the application scene of the hydrogen fuel cell is expanded.

    本申请涉及一种氢燃料电池系统及氢燃料电池汽车,涉及动力电池技术领域。该氢燃料电池系统的一具体实施方式包括:氢燃料电池电堆、DC/DC转换电路,其中,氢燃料电池电堆的正极为氢燃料电池系统的系统输出正极,DC/DC转换电路的输出端为氢燃料电池系统的系统输出负极;DC/DC转换电路的输入正极与氢燃料电池电堆的正极电连接,DC/DC转换电路的输入负极与氢燃料电池电堆的负极电连接;其中,DC/DC转换电路用于产生负电压。该实施方式降低了DC/DC转换电路的工作功率,降低了氢燃料电池系统的成本,拓展了氢燃料电池的适用场景。


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    Title :

    Hydrogen fuel cell system and hydrogen fuel cell automobile


    Additional title:

    一种氢燃料电池系统及氢燃料电池汽车


    Contributors:
    ZHAO DEMING (author)

    Publication date :

    2023-12-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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