TY - CONF T1 - Flux-Weakening Characteristics of Trapezoidal Back-EMF Machines in Brushless DC and AC Modes JO - 2006 CES/IEEE 5th International Power Electronics and Motion Control Conference PY - 2006/08/04 AU - Zhu ZQ AU - Shen JX AU - Howe D ED - DO - DOI: 10.1109/ipemc.2006.4778124 PB - IEEE Y2 - 2025/01/03 ER -