基于S7-200 Smart PLC和变频器实现电机多段速控制应用研究  

Research on the Application of Multi stage Speed Control of Motors Based on S7-200 Smart PLC and Inverter

作　　者：李政敏 韦宁[2] LI Zhengmin;WEI Ning(Guizhou Open University(Guizhou Vocational Technology Institute),Guiyang 550023;College of Foreign Languages,Guizhou University,Guiyang 550025)

机构地区：[1]贵州开放大学(贵州职业技术学院),贵阳550023 [2]贵州大学外国语学院,贵阳550025

出　　处：《现代制造技术与装备》2023年第12期82-86,共5页Modern Manufacturing Technology and Equipment

摘　　要：介绍基于S7-200SmartPLC和变频器实现电机多段速控制系统,应用于小车左右变速往复运动场合。通过研究其控制要求,可编程逻辑控制器(Programmable Logic Controller,PLC)的输入/输出(Input/Output,I/O)分配,PLC控制系统电气原理图硬件电路设计与绘制、变频器多段速参数设置、PLC用户程序编写、电气线路的安装与调试,实现以典型生产项目任务驱动方式,培养高级电工有关PLC和变频器控制的综合技能。This article introduces the implementation of a motor multi speed control system based on S7-200 Smart PLC and frequency converter,which is applied in the situation of left and right variable speed reciprocating motion of small cars.By studying its control requirements,the Input/Output(I/O)allocation of Programmable Logic Controller(PLC),PLC control system electrical schematic hardware circuit design and drawing,frequency converter multi segment speed parameter setting,PLC user program writing,electrical circuit installation and debugging,we aim to cultivate advanced electrical practical skills,safety awareness,and professional competence of vocational college students in a typical production project task driven manner.

关 键 词：S7-200SmartPLC 变频器 电动机 多段速控制 

分 类 号：TM921.51[电气工程—电力电子与电力传动] TP273[自动化与计算机技术—检测技术与自动化装置] TM30[自动化与计算机技术—控制科学与工程]