Patent ID: 8670260

Claim:
A multiple inverter, wherein said multiple inverter comprises: at least two inverter units, wherein each inverter unit comprises: a three-phase inverter bridge including a plurality of switching devices; an inverter unit output inductor module comprising a first phase inverter unit output inductor module, a second phase inverter unit output inductor module, and a third phase inverter unit output inductor module, wherein each phase inverter unit output inductor module comprises at least one inductor, one terminal of the first phase, the second phase, and the third phase inverter unit output inductor module is coupled correspondingly to the first phase, the second phase, and the third phase of the three-phase inverter bridge, respectively; three coupling points, another terminals of the first phase inverter unit output inductor modules of all the inverter units are coupled together to form the first coupling point, another terminals of the second phase inverter unit output inductor modules of all the inverter units are coupled together to form the second coupling point, and another terminals of the third phase inverter unit output inductor modules of all the inverter units are coupled together to form the third coupling point; a multiple inverter output inductor module comprising a first phase multiple inverter output inductor module, a second phase multiple inverter output inductor module, and a third phase multiple inverter output inductor module, each phase multiple inverter output inductor module comprises at least one inductor, one terminal of the first phase, the second phase, and the third phase multiple inverter output inductor module is coupled correspondingly to the first, the second and the third coupling point, respectively, another terminal of the first phase, the second phase and the third phase multiple inverter output inductor module is the first phase, the second phase and the third phase output of said multiple inverter, respectively; and three groups of filter assemblies, comprising a first group of filter assembly, a second group of filter assembly, and a third group of filter assembly, each group of filter assembly at least comprises one capacitor, the first group, the second group and the third group of filter assembly are coupled correspondingly to the first, the second, and the third coupling points, respectively.