Six-step Voltage Control of PM Brushless AC Motors under High Speed Flux-weakening Operation for E

• 作 者: Z. Q. Zhu
• 机 构: DepartmentofElectronicandElectricalEngineering
• 出 处: 电力电子技术
• 发表日期: 2008年10期
• 关键词: 电压 控制方法 交流电动机 频率 brushless AC brushless DC electric vehicle flux weakening
• 基金项目: VII ACKNOWLEDGEMNTSThe author acknowledges the contributions in the experiments made by Dr Y. S. Chert and Dr Y.F. Shi.

The torque-speed characteristics of brushless motor having an interior permanent magnet rotor and a sinusoidal back-emf waveform are compared experimentally when it is operated in brushless AC(BLAC) mode and brushless DC (BLDC) modes with both 2-phase,120