The invention relates to the technical field of hydrogen fuel cell vehicle energy management, in particular to a multi-stack hydrogen fuel cell vehicle energy management method and device and a medium, and the method comprises the steps: obtaining the required power of a vehicle and the SOC of a power battery; determining a distribution quantity according to the SOC of the power battery, and distributing the required power to power of the power battery and power of a fuel battery system according to the distribution quantity; according to the operation data of each electric pile of the fuel cell system in the previous vehicle operation time period, determining the total performance attenuation rate of each electric pile in the previous vehicle operation time period; determining the service life type of each electric pile according to the total performance attenuation rate; and distributing the fuel cell system power to the electric piles participating in the power distribution after the electric piles participating in the power distribution are determined in the current vehicle running time period. The difference of the working states of the electric piles is small, and the service lives of the electric piles are more balanced, so that the service life of the fuel cell is prolonged.
本发明涉及氢燃料电池车辆能量管理技术领域,具体涉及一种多电堆氢燃料电池车辆能量管理方法、装置及介质,所述方法包括获取车辆的需求功率和动力电池SOC;根据所述动力电池SOC确定分配量,根据所述分配量将所述需求功率分配给动力电池功率和燃料电池系统功率;根据燃料电池系统各个电堆在前一车辆运行时段内的运行数据,确定各个电堆在前一车辆运行时段内的总性能衰减率;根据所述总性能衰减率,确定各个电堆的寿命类型;在当前车辆运行时段内,确定参与功率分配的电堆后,将所述燃料电池系统功率分配给参与功率分配的电堆。本发明中各个电堆的工作状态差异较小,各个电堆的寿命更为均衡,以延长燃料电池的使用寿命。
Multi-stack hydrogen fuel cell vehicle energy management method, device and medium
一种多电堆氢燃料电池车辆能量管理方法、装置及介质
2024-12-13
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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