The invention provides a vehicle proton exchange membrane fuel cell power control method and device, and relates to the technical field of fuel cells, and the method comprises the steps: determining the current fuel cell total demand power based on the vehicle demand power and the loss power of a proton exchange membrane fuel cell system; determining a hydrogen-air pressure set value according to the current total demand power of the fuel cell; according to the hydrogen-air pressure set value and the hydrogen-air pressure actual value monitored in real time, the actual power of the current fuel cell is determined through closed-loop control; based on the current total demand power of the fuel cell and the current actual power of the fuel cell, fault detection of power closed-loop control is executed, the technical problems of complex control logic and low safety in the prior art are solved, and the technical effects of improving the fault detection rate and improving the safety are achieved.

    本发明提供了一种车用质子交换膜燃料电池功率控制方法以及控制装置,涉及燃料电池的技术领域,包括:基于整车需求功率和质子交换膜燃料电池系统自身损耗功率,确定当前燃料电池总需求功率;根据当前燃料电池总需求功率确定氢空压力设定值;根据氢空压力设定值和实时监测的氢空压力实际值,利用闭环控制确定当前燃料电池的实际功率;基于当前燃料电池总需求功率和当前燃料电池的实际功率,执行功率闭环控制的故障检测,解决了现有技术中存在的控制逻辑复杂、安全性低的技术问题,达到了提高故障检测率、提高安全性的技术效果。


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    Title :

    Vehicle proton exchange membrane fuel cell power control method and control device


    Additional title:

    车用质子交换膜燃料电池功率控制方法以及控制装置


    Contributors:
    ZHANG HONGTAO (author) / HU HAO (author) / ZHANG JING (author)

    Publication date :

    2023-09-08


    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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