The invention discloses a battery pack control system, a battery pack control method and a vehicle. The battery pack control system comprises: a battery pack comprising a plurality of battery cells connected in series; a rechargeable battery; the plurality of switches are connected between the battery cell and the rechargeable battery; and the controller is used for controlling the plurality of switches to connect a part of or all high-voltage battery cells in the plurality of battery cells to the rechargeable battery when the voltages of the plurality of battery cells are unbalanced, so as to charge the rechargeable battery. According to the invention, the rechargeable battery can be charged through the high-voltage battery cell to achieve voltage balance among the battery cells, so that electric energy is saved, and the utilization rate of the electric energy is improved.
本发明公开电池包控制系统、电池包控制方法和车辆。电池包控制系统包括:电池包,包括串联的多个电芯;充电电池;多个开关,连接在所述电芯和所述充电电池之间;和控制器,用于当所述多个电芯的电压不均衡时、控制所述多个开关将所述多个电芯中的部分或全部高压电芯连接至所述充电电池,以向所述充电电池充电。本发明能够通过高压电芯向充电电池充电来达到各个电芯之间的电压均衡,从而节省了电能,提高了电能的利用率。
Battery pack control system, battery pack control method and vehicle
电池包控制系统、电池包控制方法和车辆
2023-06-27
Patent
Elektronische Ressource
Chinesisch
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