CPC H02M 7/5387 (2013.01) [H02J 7/0013 (2013.01); H02J 7/0014 (2013.01); H02J 7/0016 (2013.01); H02M 1/0083 (2021.05); H02M 7/493 (2013.01); H02M 1/0074 (2021.05); H02M 1/0077 (2021.05)] | 44 Claims |
1. A power conversion circuit comprising:
a common DC bus;
a plurality of DC-AC conversion units coupled to the common DC bus, the plurality of DC-AC conversion units connected to each other in series;
at least one other DC-AC conversion unit coupled to the common DC bus; and
a multi-winding transformer comprising a magnetic core and a plurality of windings, each of the plurality of DC-AC conversion units being coupled to a corresponding winding on a first side of the multi-winding transformer and the at least one other DC-AC conversion unit being coupled to a corresponding winding on a second side of the multi-winding transformer, the second side being opposite the first side.
|