BATTERY CIRCUIT AND VEHICLE

WIPO Patent Application WO/2023/231483

A1

A battery circuit (100). A positive electrode of a first battery pack (102) is connected to a power supply end (101), and a negative electrode of the first battery pack (102) is connected to a positive electrode of a second battery pack (103); a negative electrode of the second battery pack (103) is connected to a grounding end (107); a first end of a first switch (105) is connected to the power supply end (101), a second end of the first switch (105) is connected to a first end of a second switch (106), and a control end of the first switch (105) is connected to a first output end of a control unit (108); a second end of the second switch (106) is connected to the grounding end (107), and a control end of the second switch (106) is connected to a second output end of the control unit (108); a voltage transformation unit (104) is connected between the negative electrode of the first battery pack (102) and the second end of the first switch (105); and the control unit (108) is used for controlling the closing or opening of the first switch (105) and the second switch (106) according to at least one state-of-charge value of the first battery pack (102) and the second battery pack (103). Further provided is a vehicle.

XIONG SHI (CN)
FENG TIANYU (CN)
DENG LINWANG (CN)

PCT/CN2023/079717

December 07, 2023

March 06, 2023

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BYD CO LTD (CN)

H02J7/00; B60L58/12; H01M10/44

CN107968446A	2018-04-27
CN104253469A	2014-12-31
CN108808754A	2018-11-13
CN112688372A	2021-04-20
US20150236533A1	2015-08-20

BEYOND TALENT PATENT AGENT FIRM (CN)

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