公开(公告)号：US20210328251A1

公开(公告)日：2021-10-21

申请号：US16468946

申请日：2018-12-04

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Fenggang ZHAO ,  Junda TU ,  Xiaobo CHEN ,  Dan SHEN ,  Xuehui WANG

IPC: H01M10/04 ,  H01M10/653 ,  H01M10/658 ,  H01M10/613 ,  H01M10/647

Abstract: The disclosure relates to a battery module and the technical field of energy storage. The battery module comprises: a frame having an accommodation space; and a plurality of batteries successively arranged in the accommodation space in a thickness direction of the battery, wherein a partition is arranged between adjacent batteries, wherein the partition has a compressibility and a coefficient of compressibility δ1 at a pressure equal to or smaller than 2 MPa, which meets a relation C0×δ1≤A0×0.2, wherein C0 is an initial thickness of the partition, and A0 is an initial thickness of the battery.