变频调速技术在矿用对旋轴流式通风机的变频调速技术在矿用对旋轴流式通风机的 节能应用与分析 作者:黄贵庭 摘 要:针对矿用对旋轴流式通风机的工作特性,应用异步电动机变频调速原理,通过分别改变两台电动机的运行频率,实现风机两级动叶干涉性调速的最佳流动匹配,进而对通风机运行工况进行随机合理调节,满足矿井风量、负压需求,减小通风机运行功率,达到通风机的最佳节能效果
关键词:对旋轴流式通风机 异步电动机 变频 节能 Abstract:According tO mine use for Xuan the work that axle flows out type ventilator property, the application asynchronous motor principle Of frequency control iS clear and excessly other tO change the running frequency Of two motors,realize fan two levels tO move leaf interference operation best flow tO match,and then for ventilator operating conditions carry out radom reasonable regulation,satisfy pit air volumeand the demand Of negative pressure,reduce the best effect Of energy saving that 1ittle ventilator runs power and reaches ventilator. Keyword: For Xuan axle flow out the type v