| 摘要 |
PROBLEM TO BE SOLVED: To suppress an increase in the maximum value of a battery temperature, and to uniformly perform full-charging to all cells of a battery pack. SOLUTION: In the charging method of the secondary battery that charges the battery pack connected with a plurality of the secondary battery cells in series, the secondary battery is charged until it is fully charged, and immediately after the completion of the charging, the preliminary discharging of a prescribed discharge current is performed for a short time. COPYRIGHT: (C)2007,JPO&INPIT |
