| abstract |
The invention discloses a fixing of a battery module in a battery module compartment of an energy storage system. In one embodiment relates to a method of removing a battery module from a battery module compartment, comprising: when an expansion member is in an expanded state, activating a contraction function of the expansion member, the expansion member in the expanded state between at least a portion of at least one side of the battery module and an inner surface of the battery module compartment, and separating the battery module from the battery module after the expansion member is contracted by the contraction function removed between. |