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US 11,114,712 B2Granted
Battery module having improved cooling structure
AssigneeLG Chem, Ltd.
InventorsYoon-Koo Lee, Mi-Geum Choi, Jeong-O Mun
Life of this patent
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Abstract
A battery module having an improved cooling structure according to an embodiment of the present disclosure comprises: a pouch cell laminate comprising a first pouch cell and a second pouch cell located adjacent to the first pouch cell; and cooling fins configured to surround the circumference of an accommodation portion of each of the first pouch cell and the second pouch cell.
Claims9
A battery module comprising:
- a pouch cell laminate comprising a first pouch cell and a second pouch cell located adjacent to the first pouch cell, each pouch cell comprising:
- an accommodation portion for containing an electrode assembly, the accommodation portion having a top wall, a bottom wall and a sidewall, the sidewall forming an outer circumference of the accommodation portion;
- a sealing portion extending outwardly from the outer circumference of the accommodation portion;
- and
- an electrode lead extending outwardly from the sealing portion;
- a first cooling fin having such a size and a shape to contact and surround the sidewall forming the outer circumference of the accommodation portion and contacts the sealing portion of each of the first pouch cell and the second pouch cell;
- and
- a cooling plate located on one side of the pouch cell laminate and configured to contact the first cooling fin perpendicularly to a planar direction of the first cooling fin,
- wherein the first cooling fin has a first side, a second side, a first end and a second end,
- wherein each pouch cell comprises two electrode leads that extend outwardly from the sealing portion at opposite ends of each pouch cell that correspond to the first end and the second end of the first cooling fin,
- wherein the cooling plate directly contacts the first side of the first cooling fin and the cooling plate does not overlap the two electrode leads that extend outward from the sealing portion.
8 more elements
Dependencies are inferred from the claim text.