Batteriemodul

Details

Veröffentlichungs-Nr.

EP4742432

Anmeldetag

14. August 2024

Veröffentlichung

20. Februar 2025

Rechtsraum

EP

Abstract

The present invention relates to a battery module, and more particularly, to a battery module in which components inside the battery module is prevented from corroding by an electrolyte leaking when the electrolyte leaks from a secondary battery inside the battery module, and short circuit is prevented from occurring inside the battery module, thereby ultimately improving safety of the entire module. A battery module according to the present invention includes a cell assembly provided with a plurality of secondary batteries, each of which is provided with a plurality of electrode leads, and which are arranged to be stacked in at least one direction, and a busbar assembly provided with a plurality of busbars, which is configured to electrically connect the plurality secondary batteries to each other and in which at least one through-hole is defined so that the electrode leads are inserted, and a busbar frame configured so that the plurality of busbars are mounted, wherein each of the busbars has an immersion area that is an area immersed in an electrolyte when the electrolyte leaks from the secondary batteries, wherein the immersion area is treated to prevent corrosion.

Anmelder

Firma

LG Energy Solution, Ltd.

Land

🇰🇷 Südkorea