The invention discloses a fuel cell power system and a control method thereof. The fuel cell power system comprises a driving motor, a system controller, a plurality of fuel cells, a parallel coordination module and a DC/DC power converter, the cathode and the anode of each fuel cell are respectively connected with one group of input ends of the parallel coordination module; one group of input ends comprises a cathode and an anode, the cathode is connected with the anode of the parallel coordination module through a reverse blocking IGBT, and the anode is connected with the cathode; the positive electrode and the negative electrode of the parallel coordination module are respectively connected with the DC/DC power converter; the output end of the DC/DC power converter is connected with the driving motor; and the system controller is connected with the driving motor, the fuel cells, the parallel coordination module and the DC/DC power converter, and is used for controlling the output demand torque of the driving motor, setting the current of the fuel cells and the output power of the DC/DC power converter according to the demand power, and controlling the reverse blocking IGBT.
本申请公开了一种燃料电池动力系统及其控制方法,燃料电池动力系统包括:驱动电机、系统控制器、多个燃料电池、并联协调模块、DC/DC功率转换器;每个燃料电池的阴极和阳极分别与并联协调模块的一组输入端连接;一组输入端包括阴极和阳极,阴极通过一个逆阻型IGBT与并联协调模块的正极连接,阳极与负极连接;并联协调模块的正极和负极分别与DC/DC功率转换器连接;DC/DC功率转换器的输出端与驱动电机连接;系统控制器分别与驱动电机、各个燃料电池、并联协调模块、DC/DC功率转换器连接,用于控制驱动电机的输出需求扭矩、根据需求功率设置燃料电池的电流和DC/DC功率转换器的输出功率、控制逆阻型IGBT。
Fuel cell power system and control method thereof
一种燃料电池动力系统及其控制方法
2021-09-07
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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