3.4.2
各单元功能描述
..........................................................................................................12
4
控制系统硬件设计
..................................................................................................................................
14
4.1
仪表系统
...............................................................................................................................14
4.1.1
仪表选型原则
..............................................................................................................14
4.1.2
本系统重要仪表
..........................................................................................................15
4.2 PLC01
站设计
.......................................................................................................................15
4.2.1
粗格栅
..........................................................................................................................15
4.2.2
提高泵房
......................................................................................................................16
4.2.3
细格栅
..........................................................................................................................17
4.2.4
沉砂池
..........................................................................................................................18
4.2.5
氧化沟
..........................................................................................................................18
4.2.6
二沉池
..........................................................................................................................19
4.2.7
污泥回流泵房
..............................................................................................................19
4.2.8
鼓风机房
......................................................................................................................20
4.2.9
消毒出水池
..................................................................................................................20
4.2.10
控制柜设计
................................................................................................................21
4.3
其她
PLC
站设计
.................................................................................................................30
4.4
中央监控室
...........................................................................................................................31
4.5
数据通讯系统
.......................................................................................................................31
4.5.1
以太网简介
..................................................................................................................32
4.5.2
工业以太网在本系统应用
..........................................................................................34
5
控制系统软件开发
..................................................................................................................................
35
5.1 PLC
编程
...............................................................................................................................35
5.1.1
编程软件
......................................................................................................................35
5.1.2 PLC
编程
......................................................................................................................36