When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...
Abstract: Precise measurement of the rotor speed is mandatory for machine tool spindle drives and other drives having the same demands for the accuracy of speed stabilization. These drives commonly ...
Abstract: Low-resolution encoders (LREs) in high-speed permanent magnet synchronous motor (PMSM) digital control systems face significant challenges from quantization errors. Due to spectral aliasing, ...