【摘要】 分析了异步电动机调速与风机水泵运行的节能原理。介绍了异步电动机的各种调速方式及特点。通过实例分析 ,证明了变频调速是最佳调速方式 ,能获得良好的运行性能和节能效果。更多还原

【Abstract】 The energy saving principle of speed regulation of asynchronous motor and operation of fan and pump are analyzed,and the modes and features of asynchronous motor are introduced.Upon analyzing the application of frequency speed regulation in the retrofitting draft fans and pumps in thermal power plants,the paper concludes that the mode of frequency conversion speed regulation is the best,obtaining perfect operation performance and notable energy saving effect.更多还原