1. Analysis and mitigation of torsional vibration of PM brushless AC/DC drives with direct torque controller;Zhu;IEEE Trans. Ind. Appl.,2012
2. Brushless Permanent Magnet Motor Design;Hanselman,2003
3. Permanent Magnet Brushless DC Motor Drives and Controls;Xia,2012
4. Acoustic noise of brushless DCmotors induced by electromagnetic torque ripple;Xia;J. Power Electron.,2018
5. K. Berringer, B. Lucas, L. Chalupa, and L. Prokop, “Sensorless brushless dc motor using the MC68HC908MR32 embedded motion control development system—AN 1858,” Freescale Semiconductor, vol. 36, 2004.