三相异步电动机正反转控制线路的设计与分析  

Positive Analysis and Design of Control Circuit of Three-phase Asynchronous Motor

作　　者：段文群[1] 

机构地区：[1]郧阳师范高等专科学校,湖北十堰442000

出　　处：《现代工业经济和信息化》2014年第24期23-25,共3页Modern Industrial Economy and Informationization

摘　　要：三相异步电动机正反转控制线路是机电专业《电工技术》课程中必修的部分,在实际生产中很常见,应用也非常广泛,如机床工作台的前进与后退,起重机吊钩、电梯的上升与下降等。文章比较详细地介绍了三相异步电动机正反转控制线路的三种设计方法,分析了这几种控制线路的工作原理,并归纳了三种正反转控制线路各自的优缺点。Three phase asynchronous motor positive inversion control circuit is a compulsory part of the electrical and mechanical professional Electrical Technology course, very common in actual production, the application is very extensive, such as the work table of the machine tool moving forward and backward;the crane hook, the rise and decline of elevator.This paper introduces in detail the design method of three kinds of positive inversion control circuit of the three-phase asynchronous motor, analyzes the several control circuit working principle, and summarizes the advantages and disadvantages of the three types of positive inversion control circuit.

关 键 词：三相异步电动机 正反转控制 电气联锁 机械联锁 双重联锁 

分 类 号：TM343.2-4[电气工程—电机]