河南职业技术学院毕业设计(论文)题目PLC 的锅炉温度控制系统系 ( 分 院 )电 气 工 程 系学 生 姓 名孔 永 婷学号11112036 专 业 名 称电 气 自 动 化指 导 教 师徐 瑞 丽2013 年 11 月 8 日目录摘要 ······································································ 11.1 课题背景 ····································································· 11.2 项目内容 ····································································· 2第二章 PLC 和组态软件 ·········································32.1 可编程控制器基础 ························································· 32.1.1 可编程控制器的产生和应用 ·········································· 32.1.2 可编程控制器的组成和工作原理 ···································· 32.1.3 可编程控制器的分类及特点 ·········································· 5 2.2 组态软件的基础 ··························································· 62.2.1 组态的定义 ······························································· 62.2.2 组态王软件的特点和仿真的的基本方法 ··························· 6第三章 PLC 控制系统的硬件设计 ····························· 73.1 PLC控制系统设计的基本原则和步骤 ······························ 7 3.1.1 PLC 控制系统设计的基本原则 ······································· 7 3.1.2 PLC ...