摘要
介绍了变频器开关频率对变频电机噪声的影响,分析了变频电机电磁噪声的特点,并提出了一些抑制变频电机噪声的方法。
This paper introduces the influence of inverter switching frequency on variable- frequency motor noise, analyzes the characteristics of electromagnetic noise of variable-frequency motor, and presents some methods to suppress the noise of variable-frequency motor.
出处
《防爆电机》
2011年第2期38-39,42,共3页
Explosion-proof Electric Machine
关键词
变频器
变频电机
电磁噪声
开关频率
Inverter
variable-frequency motor
electromagnetic noise
switching frequency