US 12,456,771 B2
Battery rack, power storage device, and data storage device
Hee-Chan Kim, Daejeon (KR); Seung-Jun Lee, Daejeon (KR); Kown Son, Daejeon (KR); Kyung-Min Lee, Daejeon (KR); Goan-Su Jung, Daejeon (KR); Sang-Woo Hong, Daejeon (KR); and Jong-Soo Lee, Daejeon (KR)
Assigned to LG ENERGY SOLUTION, LTD., Seoul (KR)
Appl. No. 17/928,056
Filed by LG ENERGY SOLUTION, LTD., Seoul (KR)
PCT Filed Sep. 28, 2021, PCT No. PCT/KR2021/013282
§ 371(c)(1), (2) Date Nov. 28, 2022,
PCT Pub. No. WO2022/085971, PCT Pub. Date Apr. 28, 2022.
Claims priority of application No. 10-2020-0135394 (KR), filed on Oct. 19, 2020.
Prior Publication US 2023/0216138 A1, Jul. 6, 2023
Int. Cl. H01M 50/20 (2021.01); H01M 10/46 (2006.01); H01M 10/658 (2014.01); H01M 50/30 (2021.01); H02J 7/00 (2006.01); H01M 10/42 (2006.01)
CPC H01M 50/20 (2021.01) [H01M 10/46 (2013.01); H01M 10/658 (2015.04); H01M 50/394 (2021.01); H02J 7/0042 (2013.01); H01M 2010/4271 (2013.01); H01M 2010/4278 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A battery rack comprising:
a plurality of battery modules;
a rack case configured to store the plurality of battery modules;
a control unit configured to control charging and discharging of the plurality of battery modules;
a cable configured to transmit data from the control unit and a data recorder configured to store the data; and
at least one accommodating case having an inside space for accommodating the data recorder, a plurality of ventilation holes in the at least one accommodating case so that the inside space and outside are communicated with each other, and a cover that has a plate shape, is spaced apart from the plurality of ventilation holes by a predetermined interval, and is configured to cover the plurality of ventilation holes.