BATTERY PACK AND ENERGY STORAGE SYSTEM COMPRISING SAME

• Main Authors: KIM, Kiyoun, MOON, Jeong Oh, LEE, Seongju, LEE, Jaeki, PARK, Gidong, AHN, Jong Kyu, YUN, Youngwon, KIM, Hyeon Kyu
• Format: Patent
• Language: English; French; Korean
• Published: 29.06.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

A battery pack according to an embodiment of the present invention may comprise: a cell module assembly which includes a battery cell stack comprising a plurality of battery cells stacked together; a pack case in which the cell module assembly is accommodated and which includes a venting port at at least one surface thereof; and a detachable filter which is disposed at the venting port, wherein the filter may be mounted to the venting port so as to filter venting gas when a thermal event occurs in the battery cells, and may be normally detached from the venting port so as to facilitate maintenance and repair of the inside of the battery pack. Un bloc-batterie selon un mode de réalisation de la présente invention peut comprendre : un ensemble module d'élément qui comprend un empilement d'éléments de batterie comprenant une pluralité d'éléments de batterie empilés ensemble ; un boîtier de bloc dans lequel est logé l'ensemble module d'élément et qui comprend un orifice de ventilation au niveau d'au moins une surface de celui-ci ; et un filtre détachable qui est disposé au niveau de l'orifice de ventilation, le filtre pouvant être monté sur l'orifice de ventilation de façon à filtrer un gaz de ventilation lorsqu'un événement thermique se produit dans les éléments de batterie, et peut être normalement détaché de l'orifice de ventilation de façon à faciliter la maintenance et la réparation de l'intérieur du bloc-batterie. 본 발명의 일 실시예에 따른 전지 팩은: 복수의 전지 셀들이 적층된 전지 셀 적층체를 포함하는 셀 모듈 어셈블리; 상기 셀 모듈 어셈블리를 수납하도록 되고 적어도 일면에 벤팅구를 포함하는 팩 케이스; 및 상기 벤팅구에 배치되고 탈착 가능한 필터를 포함하고, 상기 필터는: 상기 전지 셀의 열적 이벤트 발생 시에 벤팅 가스를 필터링하도록 상기 벤팅구에 장착되고, 평상 시에 전지 팩 내부의 유지 및 보수가 용이하도록 상기 벤팅구로부터 탈거될 수 있다.