摘要：针对反电动势为准正弦波的无刷直流电机，采用矢量控制技术实现了正弦波驱动。本文通过霍尔位置传感器进行转子位置估算，并介绍了一种线性转子位置校正方法。利用以STM32F103C8T6微控制器为核心的无刷直流电机控制系统实验平台进行验证。实验结果表明，与两两导通六步换相控制方式相比，采用矢量控制可有效降低无刷直流电机运行噪声和转矩脉动，适用于风机、家电等需要静音稳速运行的应用场合。
关键词：无刷直流电机；矢量控制；霍尔位置传感器；转子位置估算
Abstract: In such brushless DC motor with sinusoidalwave back EMF, sinusoidalwave control method have been realized by vector control technology.Hall position sensors were used to estimate the rotor position information, furthermore, this paper introduced a linear rotor position correction method. A brushless DC motor experimental platform based on STM32F103C8T6 microcontroller was builded to verify sinusoidalwave control method.The results show that the vector control can effectively reduce the noise and the torque ripple of brushless DC motor，compared with sixstep commutation control model, the adopted control technology is suitable for the mute and steady speed running application ,such as fan and home appliances.
Key words: brushless DC motor；vector control；hall position sensors； rotor position estimation