Lg Energy Solution, Ltd.

Lg Chem, Ltd

Doo-Han Yoon

Jung-Hoon Lee

Jae-Hun Yang

Jun-Yeob Seong

Jin-Kyu Lee

Sung-Jong Kim

Chang-keun Son

Moon-Youl Ahn

A battery pack includes: a plurality of battery modules including a plurality of battery cells and a housing accommodating the plurality of battery cells; a case accommodating the plurality of battery modules; a plurality of insulating materials arranged between two battery modules facing each other among the plurality of battery modules; and a thermally conductive sheet having one side positioned between the insulating materials and the other side in contact with the case.

Battery pack having thermal diffusion prevention structure between battery modules

A battery pack includes a module stack in which a plurality of battery modules are stacked; a pack housing having a lower housing for supporting the module stack at a lower side thereof and an upper housing coupled to the lower housing from an upper side of the module stack; a plurality of weld nuts fixed to a lower surface of the lower housing; and a plurality of fastening bolts fastened to the weld nuts through the pack housing and the module stack.

Battery pack having improved fastening structure and vehicle comprising same

Disclosed herein is a sub pack. The sub pack may include a battery module assembly having a plurality of unit modules and a BMS assembly. The battery module assembly may include a side beam. The BMS assembly may be electrically connected to the battery module assembly by wire bonding and include a plurality of sensing terminals at an upper portion thereof. The plurality of sensing terminals may be wire-bonded to the battery module assembly through a connecting wire.

Sub-pack including multiple unit modules and BMS assembly, and battery pack comprising same

Disclosed is a battery pack, which includes a module stack in which a plurality of battery modules are stacked; a pack housing having a lower housing configured to support the module stack at a lower side thereof and an upper housing coupled to the lower housing from an upper side of the module stack; and a plurality of displacement plates respectively coupled to inner sides of the lower housing and the upper housing to elastically press the module stack.

Battery pack having improved coupling structure, and vehicle including same

A battery pack includes a plurality of battery modules, each having a plurality of battery cells and a module housing for accommodating the plurality of battery cells; an insulator interposed between two battery modules facing each other among the plurality of battery modules; and an anti-compression member made of a rigid material and disposed such that both ends thereof are in contact with outer surfaces of the two battery modules facing each other through the insulator.

There are provided a battery module configured to delay the occurrence of a fire in the event of thermal runaway of a battery cell in the battery module and a battery pack comprising the battery module. The battery module according to the present disclosure includes a module case, at least one battery cell disposed in the module case, at least two coolant jet spray nozzles to spray a jet of coolant into the module case, and coolant tanks connected to the coolant jet spray nozzles, wherein low melting point metal valves are mounted in inlets of the coolant jet spray nozzles respectively, and have different melting points for each nozzle.

Battery module including coolant jet spray nozzles with different melting point metal valves, and battery pack and vehicle including same

A secondary battery cartridge includes: a battery storing box including a battery accommodation space in which a secondary battery is stored, and a flow channel partitioned from the battery accommodation space and having a hollow structure, and including, at opposite side parts thereof, respectively, a slot communicating with the battery accommodation space, and a venting hole communicating with the flow channel; a sensing unit including an electrically conductive material, mounted on at least one side part of the battery storing box, and electrically connected to an electrode lead of the secondary battery, the electrode lead extending to an inside and an outside of the battery storing box through the slot; and a cover unit provided in a box form having one open side, and mounted on the opposite side parts of the battery storing box in order to shield the slot, the venting hole, and the sensing unit of the battery storing box, wherein a gas outlet is provided to the cover unit mounted on at least one of the opposite side parts of the battery storing box.

Growing community of inventors

Daejeon, South Korea

Doo-Han Yoon