Patent ID: 6774608
Filing Date: 2004-08-10
Classification: H02J,H02M,H02P,Y02E

Abstract:
A power generating device comprising:a generator, which is coupled to a drive unit, and is connected via a rectifier to a DC voltage intermediate circuit, an inverter, which is connected to the DC voltage intermediate circuit and, on the AC voltage output side, has n phases with n AC voltage connections, and a filter arrangement, which is connected to the AC voltage connections, wherein the filter arrangement has a first filter inductance and a second filter inductance, which is connected in series with the first, for each AC voltage connection, and a filter capacitor is connected to the junction point of the first filter inductance and the second filter inductance, wherein the filter capacitors are connected to one another in a star circuit at a star point, wherein the star point is connected to ground potential, wherein a balancing apparatus is provided, which is connected to the DC voltage intermediate circuit and is formed from two series-connected controllable power semiconductor switches, each having a back-to-back parallel-connected diode, and wherein the junction point of the power semiconductor switches is connected to the star point.