小功率低噪声同步电动机逆变电路

Inverse Circuit for Small Power Synchronous Motor in Low Noise

为提高电动机的运行质量和效率,克服PWM调制频率引起噪声,介绍了一种改进的逆变电路工作方式,使电动机工作有较为理想的正弦波电源。文章就提出的方案作了深入讨论,这对研究逆变装置开发具有一定参考价值。

For improving quality and efficiency of the motor in working, overcoming the noise caused by PWM modulated signal,a new inverse circuit method is put forward.The better sine wave power supply is given for motor running.It is important reference for studying inverter.