电动机转速的数字检测  

Digital Detecting of Motor's Rotation Speed

作　　者：付旭东[1] 徐冰[1] 薛必春[1] 颜闽秀[1] 

机构地区：[1]东北大学供电通讯中心,辽宁沈阳110004

出　　处：《控制工程》2003年第2期186-189,共4页Control Engineering of China

摘　　要：从实际应用出发,总结了电动机转速数字检测常用的几种方法,阐述了M法、T法、M/T法等数字检测方法。同时给出了这些检测方法的分辨率、测量精度等测速指标计算公式以及实现这些检测方法的硬件电路,为研究控制系统的工程技术人员提供实用、可靠的转速数字检测的依据,供其参考。其各方法都在实际控制系统的转速检测设计中得以应用,效果良好。Some methods of digital detecting of motor's rotation speed and hardware circuit were given. And it provided the distinguish rate accuracy of these method. From application,detecting methods of motor's rotation speed are sammarized. Meanwhile some formulas like resolution and measure accurary and its hardware circuit are given.Which provided aplied and credible basis of measure rotate speed for technicians who research control system.The methods were used in pracical control system widely and efficiently.

关 键 词：电动机转速 数字检测 分辨率 精度 光电码盘 交流调速系统 

分 类 号：TM32[电气工程—电机]