Battery module, and battery rack and energy storage system including the same
AssigneeLG Energy Solution, Ltd.
InventorKyoung-Choon MIN
Life of this patent
Estimating the term…
Abstract
A battery module a plurality of battery cells, a module case configured to accommodate the plurality of battery cells, an air intake unit provided to one side of the module case and configured to guide an air into the module case to cool the plurality of battery cells, an air discharge unit provided to the other side of the module case and configured to discharge the air introduced into the module case through the air intake unit to the outside of the module case, and at least one sheet member attached to an inner wall of the module case between the air discharge unit and the air intake unit and configured to expand at a predetermined temperature or above to seal an inner space of the module case.
Claims15
A battery module, comprising:
- a plurality of battery cells;
- a module case configured to accommodate the plurality of battery cells;
- an air intake unit provided to a first side of the module case and configured to guide an air into the module case to cool the plurality of battery cells;
- an air discharge unit provided to a second side of the module case and configured to discharge the air introduced into the module case through the air intake unit to the outside of the module case;
- a main flow path between the air intake unit and air discharge unit;
- at least one sheet member attached to an inner wall of the module case between the air discharge unit and the air intake unit and configured to expand above a predetermined temperature to block the main flow path;
- and
- a pair of air circulation guide members disposed at inner portions of both sides of the module case to face the air intake unit and the air discharge unit, respectively, and each air circulation guide member having an air circulation flow path forming part of the main flow path.
Dependencies are inferred from the claim text.