Patent ID: 7612534

Claim:
A secondary battery capacity adjustment apparatus for an assembled cell unit, the assembled cell unit including: a plurality of secondary batteries; and a control board on which a capacity adjusting section is mounted, the capacity adjusting section being installed to correspond to each of the secondary batteries and configured to consume an electric power of a corresponding one of the secondary batteries to adjust a residual capacity of the corresponding one of the secondary batteries, the secondary battery capacity adjustment apparatus comprising: a priority order determining section configured to determine a priority order of the secondary batteries to be residual capacity adjusted in accordance with a mounted position of the capacity adjusting section corresponding to one of the secondary batteries to be residual capacity adjusted on the control board; and a secondary battery capacity adjusting section configured to have the electric power of each of the secondary batteries consumed by the corresponding capacity adjusting section in accordance with the determined priority order to adjust a residual capacity of each of the secondary batteries.