TY - CONF T1 - Influence of alternate slot openings on torque-speed characteristics and cogging torque of fractional slot IPM brushless AC machines JO - Proceedings of the IEEE Energy Conversion Congress and Exposition: Energy Conversion Innovation for a Clean Energy Future PY - 2011/01/01 AU - Azar Z AU - Zhu ZQ AU - Ombach G ED - DO - DOI: 10.1109/ECCE.2011.6064066 SP - 2244 EP - 2251 Y2 - 2025/01/03 ER -