公开(公告)号：US20220006306A1

公开(公告)日：2022-01-06

申请号：US17294809

申请日：2020-01-31

Applicant: LG CHEM, LTD.

Inventor： Ji Won LEE ,  Jong Soo LEE ,  Sung Han YOON ,  Jun Min LEE ,  Hyun Min LEE ,  Hang Jin CHO

IPC: H02J7/00 ,  H01M10/48 ,  H01M50/14 ,  H01M50/581

Abstract: A fire spreading prevention method in an energy storage system (ESS) composed of a plurality of battery racks including an individual battery rack fire detection step of detecting whether a fire occurs for each of the plurality of battery racks and a battery rack forced discharge step of forcibly discharging at least some of the plurality of battery racks when a fire is detected in the individual battery rack fire detection step.