公开(公告)号：US20230068247A1

公开(公告)日：2023-03-02

申请号：US17892588

申请日：2022-08-22

Applicant: Huawei Digital Power Technologies Co., Ltd.

Inventor： Yichang Wang ,  Baoquan Liu ,  Zhanlin Ren ,  Xinru Han

IPC: B60L53/67 ,  B60L53/31 ,  B60L53/63 ,  H02J7/00

Abstract: A charging pile, system and method, the charging pile including N charging branches, wherein each charging branch includes a charging gun, a power module configured to supply power for the charging gun, and an intra-branch switch connected between the charging gun and power module, K charging controllers, wherein each charging controller is connected to at least one intra-branch switch, and is configured to control turn-on and turn-off of the connected intra-branch switch, where N≥K≥1, M interfaces, configured to connect to one or more charging piles other than the charging pile, where N≥M≥1, and an interface switch, configured to connect to every two of the M interfaces, where each charging branch is connected to one interface of the M interfaces using an external switch.