Battery packs and automobiles containing them

Abstract

The battery pack according to the present invention comprises a plurality of battery modules, The system may include a pack case that houses the plurality of battery modules inside, a cooling channel provided inside the bottom plate of the pack case, cross beams that form walls between the battery modules so that each battery module is arranged in a partitioned space, and a cooling path blocking unit that selectively blocks the cooling channel located below any of the battery modules when a thermal event occurs in any of the battery modules.

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