应用PLC实现一台自耦变压器起动多台电动机技术  

Application of PLC in Starting Many Motors Using an Autotransformer

作　　者：赵炜平 

机构地区：[1]鸡西大学电气与信息工程系,黑龙江鸡西158100

出　　处：《黑龙江水专学报》2009年第2期99-101,共3页Journal of Heilongjiang Hydraulic Engineering College

摘　　要：结合目前大功率电动机用自耦变压器降压起动的方法,从经济、可靠的角度考虑,提出用PLC来控制一台自耦变压器分时起动5台电动机,并给出系统主回路和控制电路接线图,以及PLC部分主要程序,并具体阐述了其实现方法。Considering the present methods of starting highpower motors used autotransformers, the article brings forward a method of using an autotransformer starting five motors,which is based on the view of economy ane dependability. Furthermore, the article provides the main circuit, controlling circuit and the partial program of PLC, and expounds the implement of this method detailedly.

关 键 词：PLC 自耦变压器 电动机 

分 类 号：TM411.3[电气工程—电器]