| 摘要 |
<p>A propulsion control apparatus includes power converting units 9 and 10 capable of performing bidirectional power flow control, an ACL 11 provided on each alternating-current end side of the power converting units 9 and 10, a switching device 14 performing connection switching to connect one of a power storage device 12 and a direct-current overhead wire 2 to each direct-current end of the power converting units 9 and 10, a switching device 15 switching connection of the alternating-current end of the power converting unit 9 to either the ACL 11 or an AC motor 13 side, a switching device 16 switching connection of the alternating-current end of the power converting unit 10 to either the ACL 11 or the AC motor 13 side, a switching device 17 switching connection of the AC motor 13 to either the power converting unit 9 side or the power converting unit 10 side, and a control unit 40 controlling operations of the power converting units 9 and 10 and the switching devices 14 to 17.</p> |
