基于S7-200PLC控制的空调稳速系统研究  

Research on Speed Regulation of Air Condition System Based on S7-200 PLC

作　　者：杨晓伟[1] 李光华[1] 李志宏[2] 李源[3] 

机构地区：[1]海军工程大学船动院206教研室,武汉430033 [2]武汉理工大学自动化学院,武汉430070 [3]贵州大学理学院,贵阳550025

出　　处：《舰船电子工程》2010年第8期192-194,共3页Ship Electronic Engineering

摘　　要：针对直流电机驱动的空调压缩机稳速性能差的情况,设计了一种以西门子公司S7-200PLC控制的直流电机稳速系统,详细阐述了稳速系统的控制策略和实现方法。系统具有软启动、最小弱磁限制、PWM检测与切换等功能,实现了对直流电机的有效控制。The DC motor control system for some air condition system has a bad performance on speed regulation.Accordingly,a control system of speed regulation is designed,which is based on Simatic S7-200 PLC.The regulation strategy and the implementation are expatiated.This system possesses the performances of soft starting,feeble magnetism limitation,PWM detection and switch,etc.The excellent effect on controlling the DC motor has been implemented.

关 键 词：空调 直流电机 弱磁调速 PLC 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]