| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery pack for searching reasons of stoppage of battery discharging. SOLUTION: The battery pack 1 includes a battery 10, a control part 20 controlling discharging of the battery 10 based on directions from an external controller 40, monitoring a discharge state of the battery 10, and classifying reasons of stoppage of discharging of the battery 10 based on a discharging state of the battery 10 just before the stoppage of discharging of the battery 10 and directions from the external controller 40 just before stoppage of discharging of the battery 10, and a memory part 30 storing classification of reasons of stoppage of discharging of the battery 10. COPYRIGHT: (C)2011,JPO&INPIT
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