西微所--微电机杂志 关键词：倾转旋翼机；无刷电机驱动；双闭环控制；RTW [gap=555]Key words: tiltrotor; BLDCM drive; double closedloop control;RTW
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BLDCM drive based on FPGA FPGA电机驱动
The reasons of the torque ripple of BLDCM are presented. A BLDCM drive system used in industrial sewing machine is studied and stop precision of the system is analyzed in detail.
对永磁无刷直流电机的转矩脉动的产生机理进行了分析，并根据缝纫机控制器的特点，研究了缝纫机停机过程的换相转矩脉动情况。
The experimental results show that this method greatly improves the control performance of the BLDCM, making it have extensive application prospects in high performance servo and drive areas.
实验结果表明本文的工作提升了无刷直流电机的控制性能，使其在高性能的伺服驱动领域具有更广阔的应用前景。
Detecting back EMF is one of the most important methods for the detection of rotor position in square wave current drive BLDCM sensorless control.
方波电流驱动的BLDC电机无位置传感器控制检测转子位置的最重要方法是反电动势检测法。
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