...机；转子初始位置 [gap=5909]Keywords: hybrid grating encoder; permanent magnet synchronous motor; initial rotor position ...
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西微所--微电机杂志 关键词：无刷直流电机；无位置传感器； 起动策略；转子初始位置 [gap=695]Key words: brushless DC motor; position sensorless; start strategy; rotor initial position
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转子初始位置检测 initial rotor position detection
分析了一种简单有效的永磁同步电动机转子初始位置检测方法。
A simple and effective initial position detection method of surface-mounted PMSM Rotor is analyzed.
转子初始位置由霍尔传感器识别，并在转子开始转动后进行校正。
The initial position of rotor was checked and measured by Hall sensor, and was revised after the rotor starts to rotate.
其次，探讨了一种新的永磁同步电机转子初始位置估算方法——高频电压信号注入法。
Next, it puts forward a new permanent magnetism synchronous machine rotor initial point estimate method - High frequency signals injection method.
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