An idea is developed in the paper that position-sensorless BLDC motor is used as driver of EMA, with the advantages of maintenance and reliability besides small size and light weight.

提出了一种用无位置传感器的无刷直流电动机来作为电作动器的驱动电机的思想。

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As the driver of the micro multi-rotor craft, the micro BLDC motor was of simple structure, easy fabrication, non commutation spark and so on.

作为多旋翼微直升机的驱动器，微型无刷直流电动机具有结构简单、制造方便、无换向火花等特点。

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