US 12,334,531 B2
Energy storage system
Dong-Ho Park, Daejeon (KR); Ji-Ho Yoo, Daejeon (KR); Yong-Tae Lee, Daejeon (KR); Jong-Soo Lee, Daejeon (KR); and Sang-Woo Hong, Daejeon (KR)
Assigned to LG ENERGY SOLUTION, LTD., Seoul (KR)
Appl. No. 17/767,163
Filed by LG ENERGY SOLUTION, LTD., Seoul (KR)
PCT Filed Jan. 20, 2021, PCT No. PCT/KR2021/095009
§ 371(c)(1), (2) Date Apr. 7, 2022,
PCT Pub. No. WO2021/162538, PCT Pub. Date Aug. 19, 2021.
Claims priority of application No. 10-2020-0018535 (KR), filed on Feb. 14, 2020.
Prior Publication US 2022/0367944 A1, Nov. 17, 2022
Int. Cl. H01M 10/663 (2014.01); H01M 10/48 (2006.01); H01M 10/613 (2014.01); H01M 10/627 (2014.01)
CPC H01M 10/663 (2015.04) [H01M 10/486 (2013.01); H01M 10/613 (2015.04); H01M 10/627 (2015.04); H01M 2220/10 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An energy storage system, comprising:
at least one battery rack, the at least one battery rack including at least two battery modules;
a container in which the at least one battery rack is received;
an air conditioner including an outside heat exchanger configured to cool a heat exchanger medium, and a circulation path configured to allow the heat exchanger medium to circulate between the container and the outside heat exchanger;
a fire extinguisher including a fire extinguishing agent tank in which a fire extinguishing agent is stored, and configured to detect a temperature of the at least one battery module that is equal to or higher than a first predetermined temperature or smoke that is generated in the at least one battery module and feed the fire extinguishing agent to the at least two battery modules; and
an air conditioner manager configured to spray the fire extinguishing agent in the fire extinguishing agent tank onto an outer surface of the outside heat exchanger.