| 摘要 |
<p>According to one embodiment, an energy storage apparatus (10) includes a DC/DC convertor (12) comprising a discharge terminal (TA) and a charge terminal (TB), the DC/DC convertor (12) being configured to set up a voltage of a DC power supplied from the discharge terminal (TA) and to output the DC power from the charge terminal (TB), a plurality of switches (S1 to S4) configured to switch connections between a rechargeable batteries (4 to 7) and a first connection terminal (T1) electrically connected to an external device, a second connection terminal (T2) electrically connected to the discharge terminal (TA), and a third connection terminal (T3) electrically connected to the charge terminal (TB), and a controller (11) configured to control operations of the DC/DC convertor (12) and the plurality of switches (S1 to S4). The controller (11) controls the DC/DC convertor (12) to perform charge and discharge between a rechargeable battery connected to the discharge terminal (TA) via the switches (S1 to S4) and a rechargeable battery connected to the charge terminal (TB) via the switches (S1 to S4).</p> |
