基于PLC的锅炉温度控制系统毕业设计.pdfVIP

基于PLC的锅炉温度控制系统

作者姓名xxx

专业自动化

指导教师姓名xxx

专业技术职务讲师

目录

摘要·······································································1

第一章绪论························································2

1.1课题背景及研究目的和意义·············································2

1.2国内外研究现状····························································3

1。3项目研究内容······························································4

第二章PLC和组态软件基础··································

5

2.1可编程控制器基础·························································5

2。1.1可编程控制器的产生和应用·········································5

2。1.2可编程控制器的组成和工作原理···········错误!未定义书签。

2.1。3可编程控制器的分类及特点·········································7

2。2组态软件的基础···························································8

2.2.1组态的定义·······························································8

2。2。2组态王软件的特点···················································8

2.2。3组态王软件仿真的基本方法·········································8

第三章PLC控制系统的硬件设计······························9

3.1PLC控制系统设计的基本原则和步骤······························9

3.1.1PLC控制系统设计的基本原则·······································9

3.1。2PLC控制系统设计的一般步骤······································9

3。1。3PLC程序设计的一般步骤········································10

3。2PLC的选型和硬件配置·············································11

3。2。1PLC型号的选择····················································11

3。2.2S7-200CPU的选择···················································12

3。2.3EM235模拟量输入/输出模块·····································12

3。2。4热电式传感器······················································12

3。2.5可控硅加热装置简介················