Research Article

[Retracted] Fault Diagnosis Method of Rotor Magnetic Field Local Demagnetization in Permanent Magnet Synchronous Motor Model Predictive Current Control System

Figure 5

PMSM stator current and its Fourier spectrum at 50% demagnetization of a single permanent magnet. (a) Stator current. (b) Fourier spectrum of local steady-state current. (c) Fourier spectrum of the global current.
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