The invention relates to the technical field of vehicle fuel cell output power control, and discloses a vehicle fuel cell output power control method, which comprises the following steps: obtaining all road conditions of a fuel cell bus in an operation road section, and predicting the consumed power of the fuel cell bus in each road condition process according to the road conditions; calculating the current corresponding operation state of the fuel cell bus under each road condition through a sensor, and obtaining the output power under each operation state; according to the current electric quantity and the target electric quantity of a vehicle-mounted power battery on the fuel cell bus, obtaining the generation power of the fuel cell; and controlling the fuel cell to output the optimal output power by combining the predicted consumption power of the fuel cell bus, the current operation state output power and the power generation power. According to the invention, each state of the fuel cell bus in the running process is obtained in real time, and the current road condition of each running state and the electric quantity of the vehicle-mounted power battery are combined to control the output power of the vehicle fuel cell.

    本发明涉及控制车用燃料电池输出功率技术领域,公开了一种车用燃料电池输出功率的控制方法,包括以下步骤:获取燃料电池公交在运营路段内的所有路况并以此预测燃料电池公交在各个路况过程中的消耗功率;通过传感器解算所述燃料电池公交在各个路况当下所对应的运行状态并获取在各个运行状态下的输出功率;根据所述燃料电池公交上的车载动力电池的当前电量及目标电量获取燃料电池发电功率;结合对燃料电池公交预测的消耗功率、当下运行状态输出功率和发电功率控制燃料电池输出最优的输出功率。本发明通过实时获得燃料电池公交运行过程中的各个状态,结合各个运行状态当下的路况、车载动力电池电量实现对车用燃料电池输出功率的控制。


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    Title :

    Control method for output power of vehicle fuel cell


    Additional title:

    一种车用燃料电池输出功率的控制方法


    Contributors:
    QIN ZHONGYANG (author) / DING TIEXIN (author) / FANG CHUAN (author) / ZHOU BAO (author)

    Publication date :

    2024-04-05


    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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