BATTERY MODULE COMPRISING COOLING MEMBER AND BATTERY PACK AND POWER STORAGE DEVICE

Title:

BATTERY MODULE COMPRISING COOLING MEMBER AND BATTERY PACK AND POWER STORAGE DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/256303

Kind Code:

A1

Abstract:

Disclosed is a battery module having a reduced risk of ignition or explosion and enhanced durability against external impacts. In order to achieve the above-described objective, the battery module according to the present invention comprises: a plurality of secondary batteries arranged in two rows in the front and rear directions, each of the plurality of secondary batteries comprising a gas venting unit for discharging a gas generated inside to the outside at a predetermined pressure; and a cooling member comprising a main body part provided between the two rows of the plurality of secondary batteries and having a size corresponding to the side parts in the left and right directions of the plurality of secondary batteries, and a gas discharge unit provided at at least one of the upper portion and the lower portion of the main body part and having a gas discharge path elongated from the front end to the rear end of the main body part.

Inventors:

YOO JAE-MIN (KR)
MUN JEONG-O (KR)
SHIN EUN-GYU (KR)
LEE YOON-KOO (KR)

Application Number:

PCT/KR2020/006861

Publication Date:

December 24, 2020

Filing Date:

May 27, 2020

Export Citation:

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Assignee:

LG CHEMICAL LTD (KR)

International Classes:

H01M10/6556; H01M2/10; H01M2/12; H01M2/20; H01M10/613; H01M10/627; H01M10/6554

Foreign References:

KR20180050206A	2018-05-14
JP5183171B2	2013-04-17
KR20150142338A	2015-12-22
KR20130033597A	2013-04-04
KR20120076756A	2012-07-10
KR20190071732A	2019-06-24

Other References: