TY - JOUR T1 - Comparison of cogging torque reduction in permanent magnet brushless machines by conventional and herringbone skewing techniques JO - IEEE Transactions on Energy Conversion PY - 2013/01/01 AU - Fei W AU - Zhu ZQ ED - DO - DOI: 10.1109/TEC.2013.2270871 VL - 28 IS - 3 SP - 664 EP - 674 Y2 - 2025/01/03 ER -