摘要·································································································································Ⅰ

　　Abstract··································································································································Ⅱ

　　第1章绪论·······················································································································1

　　1.1短序···························································································································1

　　1.2PLC的最新发呈近况······························································································2

　　1.2.1PLC利用环境·································································································2

　　1.2.2PLC紧要分娩厂家·························································································3

　　1.2.3PLC近况·········································································································3

　　第2章输煤体例的打算····································································································5

　　2.1 概述 ·························································································································5

　　2.2 输煤左右体例打算···································································································5

　　2.3 硬件打算···················································································································7

　　2.3.1 电动机的选型 ·································································································7

　　2.3.2 分拨 I/O 点 ······································································································9

　　2.3.3 可编措施左右器的选型 ···············································································10

　　2.3.4 体例简便工艺流程图 ···················································································11

　　2.3.5 各式开合及继电器选型 ···············································································11

　　2.3.6 表部接线图设 ······························································································12

　　2.4 软件打算·················································································································12

　　2.4.1 主电途图打算 ·······························································································12

　　2.4.2 梯形图及措施打算 ·······················································································13

　　2.4.3 左右面板的打算 ···························································································23

　　2.5 体例调试·················································································································23

　　第 3 章 热电厂输煤左右体例的抗作对举措 ······························································· 25

　　3.1 概述 ·······················································································································25

　　3.2 实质认识·················································································································25

　　3.3 抗作对举措·············································································································26

　　3.3.1 硬件举措 ·······································································································26

　　3.3.2 软件举措 ·······································································································27

　　总 结 ·································································································································· 29

　　致 谢 ································································································································ 30

　　参考文件 ···························································································································· 31

　　附录1 体不同部接线图 ··································································································· 32

　　附录2 上煤体例梯形图及指令表 ·················································································· 33