公开(公告)号：US20220185145A1

公开(公告)日：2022-06-16

申请号：US17463521

申请日：2021-08-31

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Zhong Liu ,  Shuyun Xiong ,  Jinbo Cai

IPC: B60L58/18 ,  H02J7/00 ,  B60L58/12 ,  B60L50/60 ,  B60L15/20

Abstract: The embodiments of the present application provide a power supply apparatus, a battery management system, a power supply system, a control method and a medium. The method includes: controlling, under a condition that a vehicle is in a parking state, a first battery pack of a power supply apparatus to supply power to a first load of the vehicle, and controlling the first battery pack and a second battery pack of the power supply apparatus to stop supplying power to a second load of the vehicle; acquiring, in a process of supplying power to the first load, a capacity parameter of the first battery pack; controlling, under a condition that the capacity parameter of the first battery pack is lower than a first preset capacity threshold, a direct current converter to transmit electric energy of the second battery pack to the first battery pack.

公开(公告)号：US11731529B2

公开(公告)日：2023-08-22

申请号：US17463521

申请日：2021-08-31

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Zhong Liu ,  Shuyun Xiong ,  Jinbo Cai

IPC: H02J7/00 ,  B60L58/18 ,  B60L50/60 ,  B60L15/20 ,  B60L58/12 ,  H02J7/34 ,  B60L58/20

CPC classification number: B60L58/18 ,  B60L15/20 ,  B60L50/60 ,  B60L58/12 ,  B60L58/20 ,  H02J7/0014 ,  H02J7/00032 ,  H02J7/0048 ,  H02J7/342 ,  B60L2210/10 ,  B60L2270/00 ,  H02J2207/20

Abstract: The embodiments of the present application provide a power supply apparatus, a battery management system, a power supply system, a control method and a medium. The method includes: controlling, under a condition that a vehicle is in a parking state, a first battery pack of a power supply apparatus to supply power to a first load of the vehicle, and controlling the first battery pack and a second battery pack of the power supply apparatus to stop supplying power to a second load of the vehicle; acquiring, in a process of supplying power to the first load, a capacity parameter of the first battery pack; controlling, under a condition that the capacity parameter of the first battery pack is lower than a first preset capacity threshold, a direct current converter to transmit electric energy of the second battery pack to the first battery pack.