The invention relates to a power supply control device, a power battery pack and a vehicle, the power supply control device comprises a control circuit module and a series-parallel connection switching module, the control circuit module comprises a first control module and a second control module, the first control module is connected between the power battery pack and a charging power supply, and the second control module is connected between the power battery pack and the charging power supply. The second control module is connected between the power battery pack and the load; the series-parallel connection switching module is provided with an interface end, a first battery connection port and a second battery connection port; the interface end is respectively connected with the first control module and the second control module; the first battery connection port is used for connecting a first battery pack, the second battery connection port is used for connecting a second battery pack, and the series-parallel connection switching module is used for controlling the first battery pack and the second battery pack to be switched between a series connection state and a parallel connection state. According to the embodiment, the two battery packs are switched from the parallel connection state to the series connection state through the series-parallel connection switching module, so that the output voltage of the power battery pack to the load is improved.
本申请涉及一种供电控制装置、动力电池包及交通工具,供电控制装置包括控制电路模组和串并联切换模组,控制电路模组包括第一控制模块和第二控制模块,第一控制模块连接在动力电池包和充电电源之间,第二控制模块连接在动力电池包和负载之间;串并联切换模组具有接口端、第一电池连接端口和第二电池连接端口;接口端与第一控制模块和第二控制模块分别连接;第一电池连接端口用于连接第一电池组,第二电池连接端口用于连接第二电池组,串并联切换模组用于控制第一电池组和第二电池组在串联状态、并联状态之间切换。本实施例通过串并联切换模组将两个电池组的由并联状态切换至串联状态,以实现提高动力电池包对负载的输出电压。
Power supply control device, power battery pack and vehicle
供电控制装置、动力电池包及交通工具
2024-09-06
Patent
Electronic Resource
Chinese
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