The invention discloses a power conversion cabinet system and method supporting commercial power outage operation, a stand-by power supply does not need to be independently arranged, a reverse power supply function can be achieved for a power conversion cabinet, normal operation of the power conversion cabinet system is guaranteed, and the operation cost is reduced. The charging circuits and the corresponding battery compartments are arranged in a one-to-one correspondence mode, the positive electrode of each charging circuit is connected to a power supply network of the battery changing cabinet through one diode, the negative electrode of each charging circuit is connected to GND through the other diode, the positive electrodes of the charging circuits are connected to the DC-DC converter, and the negative electrodes of the charging circuits are connected to the DC-DC converter. And the output of the DC-DC converter and the input of the commercial power are connected to a power supply network of the power conversion cabinet through the power supply switching circuit.
本发明公开了一种支持市电断电运行的换电柜系统及方法,无需单独设置备用电源,能够对换电柜实现反向供电功能,保障换电柜系统能够正常运行,且降低运营成本,系统包括连接至换电柜的供电网络的各个充电电路,各个充电电路与相应的电池仓一一对应设置,且所述充电电路的正极均通过一个二极管连接至换电柜的供电网络,所述充电电路的负极均通过另一个二极管连接至GND,所述充电电路的正极均连接至DC‑DC转换器,所述DC‑DC转换器的输出和市电输入均通过电源切换电路连接至换电柜的供电网络。
Battery replacement cabinet system and method for supporting commercial power outage operation
一种支持市电断电运行的换电柜系统及方法
2024-02-27
Patent
Electronic Resource
Chinese
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