BATTERY VENTILATION DEVICE AND BATTERY COMPRISING SAME

WIPO Patent Application WO/2019/088474

A1

Disclosed is a battery ventilation device (10) and, more particularly, a multifunctional breathing and ventilation device applied to a casing of one of a battery sub-module, a battery module, or a battery system, and the ventilation device (10) comprises: a housing (20) attached to a vent opening of a battery casing in a sealing manner and including at least one sidewall (21); an air-permeable filter (30) for separating the interior (91) of the battery casing from a breathing chamber (22) inside the housing (20); a ventilation membrane (40) for separating the breathing chamber (22) from an external environment (92) in an airtight manner; and a breathing part (50) fluidly connecting the breathing chamber (22) to the external environment (92) and bypassing the ventilation membrane (40). Furthermore, disclosed is a battery comprising the ventilation device attached to the battery casing. The ventilation device and the battery comprising the same, according to embodiments of the present disclosure, can be applied to electric vehicles and energy storage system (ESS) battery packs.

JP7428828	Battery packs and power consumption devices
JP5214720	Battery pack
WO/2018/043222	MANAGEMENT DEVICE AND POWER STORAGE SYSTEM

WAHA BERNHARD (AT)
ROECK ALEXANDER (AT)
DILLENKOFER KIM (AT)
EICHBERGER GEORG (AT)

PCT/KR2018/011766

May 09, 2019

October 05, 2018

Click for automatic bibliography generation  

SAMSUNG SDI CO LTD (KR)

H01M50/204; H01M50/24; H01M50/249; H01M50/271

KR20160130419A	2016-11-11
KR20160112768A	2016-09-28
JP2015181153A	2015-10-15
KR20160131038A	2016-11-15
KR20130088025A	2013-08-07

PANKOREA PATENT AND LAW FIRM (KR)

View/Download PDF      PDF Help

Previous Patent: METHOD FOR MANUFACTURING CARBON FOAM BY USING WASTE ARTIFICIAL MARBLE POWDER

Next Patent: SULFUR-CARBON COMPOSITE AND LITHIUM-SULFUR BATTERY INCLUDING SAME