| 摘要 |
The invention relates to a multi-level power converter (10) for converting supplied electrical energy, comprising an AC connection (12) and a DC connection (20) for feeding and discharging electrical energy and a control unit, wherein the multi-level energy converter (10) has a first converter circuit, which is connected to the DC connection (20) of the multi-level converter (10) and which comprises a plurality of converter units (28, 32) connected in series, having a converter unit capacitor (38), and which provides a central connection coupled with the AC connection (12), wherein the converter circuit for control is connected to a control unit in order to convert the electrical energy. According to the invention, the control unit is configured to allow a current (40) to circulate through the converter units (28, 32). |
