... TPOS Throttle-Position-Sensor 节气门位置传感器 rotor-position sensor 转子位置传感器 image-position sensor 像传感器 ...
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无刷直流电机的换相和控制都需要准确的转子位置信息，然而安装转子位置传感器有其难以克服的缺点。
The exact rotor position is required while a brushless DC motor (BLDCM) is under commutation and control. Howere, posi2 tion sensors have some fatal defects.
电测系统：主要功能是处理由传感器来的电信号，显示出转子不平衡量所处的位置和大小。
The electric measuring system: the main function is to process electrical signals by the sensor, shows the unbalance of rotor position and size.
文中比较了现有的无位置传感器电机转子位置的估计方法及启动方法，并分析了其优缺点。
This paper compares existing methods of rotor position estimation and stating methods from standstill, and analysis their advantages and disadvantages.
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