公开(公告)号：US20240347836A1

公开(公告)日：2024-10-17

申请号：US18756745

申请日：2024-06-27

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiaofeng ZHEN ,  Mingfeng LIN ,  Bing CHEN ,  Yuping HUANG ,  Yidong SHEN ,  Zhiling LI ,  Haikun ZHAO ,  Bangyong WANG

IPC: H01M50/242 ,  H01M50/209 ,  H01M50/291

CPC classification number: H01M50/242 ,  H01M50/209 ,  H01M50/291 ,  H01M2220/20

Abstract: A battery includes a plurality of arranged battery cells; and a pressure regulating apparatus, including a body portion and a regulating valve, where the body portion is arranged between adjacent battery cells, a gas pipeline being formed in the body portion, and the regulating valve is arranged in the gas pipeline and configured to regulate pressure in the gas pipeline so as to adjust a gap between adjacent battery cells.

公开(公告)号：US20230317932A1

公开(公告)日：2023-10-05

申请号：US18331260

申请日：2023-06-08

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhiyu XIA ,  Yunjian MA ,  Mingfeng LIN ,  Bing CHEN ,  Yuping HUANG ,  Jianping ZHANG ,  Yanhui LI ,  Yumeng LIU

IPC: H01M4/36 ,  H01M4/38 ,  H01M4/134

CPC classification number: H01M4/366 ,  H01M4/386 ,  H01M4/134

Abstract: This application provides a yolk core-shell structured composite material, a preparation method of the material, and a secondary battery containing the material. The yolk core-shell structured composite material includes a core and a shell. A cavity exists between the core and the shell. The core includes a phosphorus-doped silicon material, and the shell includes a nitrogen-doped carbon material. This application can improve a capacity and a capacity retention rate of the battery.

公开(公告)号：US20230246155A1

公开(公告)日：2023-08-03

申请号：US18119832

申请日：2023-03-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuping HUANG ,  Yunjian MA ,  Mingfeng LIN ,  Honggang YU ,  Youlei LAI ,  Yanhui LI ,  Yu DAI ,  Jianping ZHANG

IPC: H01M4/04 ,  H01M4/62 ,  H01M50/204

CPC classification number: H01M4/0404 ,  H01M4/625 ,  H01M4/622 ,  H01M50/204 ,  H01M2004/027

Abstract: The present application provides a negative electrode plate, a secondary battery, a battery module, a battery pack, and a power consuming device. The negative electrode plate may include a main body region and at least one low-thermal-conductivity edge region; and the low-thermal-conductivity edge region and the main body region respectively may have thermal conductivities of λ2 and λ1, where λ2