目 录
第一章 主要设计内容 ............................................................................................................1
1.1 设计概述 ....................................................................................................................1
1.2 控制要求 ....................................................................................................................1
第二章 设计方案选择 ............................................................................................................3
2.1 方案一 ........................................................................................................................3
2.2 方案二 ........................................................................................................................3
2.3 方案分析 ....................................................................................................................4
2.4 电动机的选择 ............................................................................................................4
第三章 传感器 ........................................................................................................................6
3.1 传感器的放置 ............................................................................................................6
3.2 传感器的选型 ............................................................................................................6
第四章 PLC 控制系统以及电路的设计..................................................................................9
4.1PLC 的简单介绍 ..........................................................................................................9
4.2 控制系统电路图 ........................................................................................................9
4.3PLC 的选型 ..................................................................................................................9
4.4PLC 的 I/O 点分配 .....................................................................................................10
4.5 控制元件选型及元器件清单...................................................................................12
4.6PLC 的 I/O 口电路接线图 .........................................................................................15
第五章 变频器的选择 ..........................................................................................................16
5.1 变频器调速的基本原理 ..........................................................................................16
5.2 变频器容量的选择 ..................................................................................................16
第六章 元器件布置图及控制面板图...................................................................................21
第七章 系统软件部分设计 ..................................................................................................24
7.1 控制程序流程图 ......................................................................................................24
7.2 程序中使用的端口及功能表...................................................................................24
7.3PLC 控制系统程序书写.............................................................................................25
7.4PLC 控制系统指令程序表.........................................................................................25
第八章 控制仿真 ..................................................................................................................25
