| 摘要 |
PROBLEM TO BE SOLVED: To effectively prevent an overcurrent generated when a battery pack is coupled to a power supply line in a system in which the battery pack is coupled to the power supply line in parallel.SOLUTION: A plurality of storage battery units that may be coupled to a power supply line include: a storage battery cell group constituted of a plurality of storage battery cells; switching means, provided between the power supply line and the storage battery cell group, for controlling a current between the power supply line and the storage battery cell group; and control means for controlling the switching means. |
