公开(公告)号：EP4113729A1

公开(公告)日：2023-01-04

申请号：EP21759605.5

申请日：2021-01-28

Applicant: BYD Company Limited

Inventor： SUN, Huajun ,  WANG, Gaowu ,  LIU, Guoxiong ,  ZHU, Yan

IPC: H01M50/50 ,  H01M50/583 ,  H01M50/20 ,  B60L3/00 ,  B60L50/64

Abstract: Disclosed are a battery pack (200) and an electric vehicle. The battery pack (200) includes at least one battery unit (21). The battery unit (21) includes at least one battery string (1006). The battery string (1006) includes one or at least two cells (100). A voltage difference across the battery string (1006) is less than or equal to 60 V. When the battery string (1006) includes at least two cells (100), the cells (100) in the battery string (1006) are arranged sequentially along a first direction, and the first direction is parallel to a direction from the tail of the vehicle to the head of the vehicle.

公开(公告)号：EP4340107A1

公开(公告)日：2024-03-20

申请号：EP22855453.1

申请日：2022-08-10

Applicant: Byd Company Limited

Inventor： CHEN, Tao ,  LIU, Guoxiong ,  ZHANG, Xiaorui ,  LIU, Jian ,  WANG, Gaowu

IPC: H01M50/209 ,  H01M50/244 ,  H01M50/258 ,  H01M50/262

Abstract: A battery module, a battery pack, and a vehicle are provided. The battery module includes a battery body, an end plate, and a cover body. The battery body includes multiple battery cells. The multiple battery cells are arranged side by side. The end plate is arranged on an end portion of the battery body. According to the battery module, the end plate is arranged on the end portion of the battery body, the end plate is provided with a first exhaust channel therein, the cover body is engaged with multiple pressure relief valves to form a second exhaust channel, and the second exhaust channel is in communication with the first exhaust channel.