CPC H01M 50/383 (2021.01) [H01M 50/20 (2021.01); H01M 50/394 (2021.01)] | 16 Claims |
1. An energy storage module comprising:
battery cells each comprising a vent;
a cover member comprising an internal receiving space configured to accommodate the battery cells;
a top plate coupled to a top of the cover member and comprising ducts each corresponding to the vent of a battery cell of the battery cells;
a top cover coupled to a top portion of the top plate and comprising discharge holes located in an exhaust area and corresponding to the ducts; and
an extinguisher sheet located between the top cover and the top plate, and configured to emit a fire extinguishing agent to a space between adjacent battery cells of the battery cells at a temperature exceeding a certain temperature,
wherein the top cover comprises protrusion parts located on a bottom surface of the top cover, covering the exhaust area, and each coupled to an exterior of a corresponding duct of the ducts.
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