BATTERY PACK WITH IMPROVED SAFETY

A battery pack includes a cell module assembly including a battery cell stack in which a plurality of battery cells are stacked; a pack case configured so as to house the cell module assembly and opened at its upper surface; and a fire-fighting tank located above the cell module assembly and coverin...

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Hauptverfasser: KIM, Kiyoun, MOON, Jeong Oh, LEE, Seongju, LEE, Jaeki, PARK, Gidong, AHN, Jong Kyu, KIM, Hyeon Kyu, YUN, Youngwon
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creator KIM, Kiyoun
MOON, Jeong Oh
LEE, Seongju
LEE, Jaeki
PARK, Gidong
AHN, Jong Kyu
KIM, Hyeon Kyu
YUN, Youngwon
description A battery pack includes a cell module assembly including a battery cell stack in which a plurality of battery cells are stacked; a pack case configured so as to house the cell module assembly and opened at its upper surface; and a fire-fighting tank located above the cell module assembly and covering the pack case, wherein the fire-fighting tank comprises: an internal space that houses the fire extinguishing agent; and a plurality of fragile parts that are parts where the thickness of the base plate of the fire-fighting tank is relatively thin, and are melted and opened by a thermal event of the battery cell.
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subjects BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
title BATTERY PACK WITH IMPROVED SAFETY
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