Fault tolerance permanent magnet power generation system and control method thereof
A technology of permanent magnet power generation and permanent magnet generator, applied in motor generator control, electronic commutation motor control, control system and other directions, can solve problems such as increasing motor loss, improve reliability, improve fault-tolerant operation ability, The effect of expanding the application field
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[0033] The structure and beneficial effects of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0034] Such as figure 1 Shown is a structural diagram of a fault-tolerant permanent magnet power generation system provided by the present invention, including an open-winding permanent magnet generator, a three-phase bridge converter, a three-phase rectifier bridge, a parallel DC bus, a filter capacitor, and a drive circuit , A controller and a detection circuit, where the neutral point of the permanent magnet generator is opened to form an open-winding permanent magnet generator; one side of the generator is connected to a three-phase bridge converter, and the other side is connected to a three-phase bridge converter. Phase rectifier bridge; the three-phase bridge converter is composed of 6 switching devices with body diodes, the 6 switching devices are connected in series in pairs, and then 3 series branches are connected in par...
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