| 摘要 |
<p>A battery module charging system according to the present invention includes: a power transmitting device (60) including a primary coil (6), the primary coil being configured to transmit AC power; a power receiving unit (70, 8) including a secondary coil (7), the secondary coil being configured to receive the AC power transmitted from the primary coil by electromagnetic induction, the power receiving unit being configured to convert the received AC power into DC power; a positioning mechanism (60a, 70a) configured to allow the power transmitting device to be detachably attached to the power receiving unit, and to position the primary coil and the secondary coil such that the primary coil and the secondary coil are allowed to be electromagnetically coupled to each other when the power transmitting device is attached to the power receiving unit; and a selection circuitry (21, 25, 29) configured to selectively charge a plurality of cells in a battery module (B) with the DC power, the plurality of cells in the battery module being connected in series to each other, the plurality of cells being secondary batteries.Figure 2</p> |
