Lg Energy Solution, Ltd.

Jeong Bin Yu

Jae-Uk Ryu

Jin-Hak Kong

Min-Ho Kwon

Seung-Joon Kim

Young-Bum Cho

Ja-Eon Gu

A battery module includes a plurality of cell assemblies including a plurality of secondary batteries; a module housing including an accommodation space configured to accommodate the plurality of cell assemblies; and a blocking member configured to, when a gas pressure more than a predetermined gas pressure or a heat more than a predetermined temperature is generated in at least some cell assemblies among the plurality of cell assemblies, block the generated gas or heat from moving to the other cell assemblies.

Battery module, battery rack, and power storage device

A battery module includes a plurality of battery cells, a module housing in which a cell stack is received, the cell stack being formed by stacking the plurality of battery cells, an air inlet passing through the module housing on one side of a stack direction of the cell stack, an air outlet passing through the module housing on the other side in the stack direction of the cell stack, and an expandable pad disposed inside of the air inlet and the air outlet to close the air inlet and the air outlet by expansion upon contact with cooling water introduced into the battery module.

Battery module having structure into which cooling water can be introduced when thermal runaway phenomenon occurs, and battery pack and energy storage device comprising same

Growing community of inventors

Daejeon, South Korea

Jeong Bin Yu