公开(公告)号：US20230134388A1

公开(公告)日：2023-05-04

申请号：US17645273

申请日：2021-12-20

Applicant: LG ELECTRONICS INC.

Inventor： Chungki KO ,  Injung JEON

IPC: H01M10/04 ,  H02J7/00

Abstract: An energy storage system according to an embodiment of the present disclosure includes: a plurality of cell arrays, each including a respective plurality of battery cells connected in parallel; and a plurality of switches coupled to the plurality of cell arrays, and configured to connect the plurality of cell arrays in series, wherein the plurality of switches are operable to connect the plurality of cell arrays in parallel.

公开(公告)号：US20230109785A1

公开(公告)日：2023-04-13

申请号：US17546741

申请日：2021-12-09

Applicant: LG ELECTRONICS INC.

Inventor： Seongwoo CHOI ,  Chungki KO ,  Yunho CHO

IPC: H01M50/507 ,  H01M50/213

Abstract: An energy storage system of the present disclosure includes: a first cell group comprising a plurality of first cell arrays which are spaced apart from each other in a first direction, and connected in series with each other; a second cell group which is disposed in one side of the first cell group, and includes: at least one second cell array; a plurality of first bus bars which are disposed between the plurality of first cell arrays, and connect each of two adjacent first cell arrays in series; and at least one second bus bar connecting one of the plurality of first cell arrays and the second cell array in series.