基于直流母线电流的混合能源供电永磁同步电机系统开路故障诊断

The hybrid energy source-fed permanent magnet synchronous motor (HES-PMSM) system is widely used for electrical vehicles, and it includes two types of the converter, namely two bidirectional dc–dc converters and one voltage source converter, and they are connected through the dc bus. An open-switch fault is one of the most common faults of the converter, posing threats to personal safety and causi...