题目:交通指示灯控制系统
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毕业论文(设计)任务书
论文(设计)题目:交通指示灯控制系统
目录
摘要····························································2
第一章绪论························································4
第二章 PLC的特点及应用············································6
···························································6
PLC的特点·····················································6
PLC的应用·····················································8
第三章 PLC的结构及原理············································15
PLC的分类·····················································9
PLC的结构·····················································9
PLC的工作原理
·················································9
PLC汇编语言··················································11
PLC的基本指令················································15
PLC交通灯毕业论文编程器件····································15
第四章梯形图的设计与编程方法·····································19
控制要求·····················································17
控制时序·····················································17
PLC交通灯毕业论文硬件及外围元器件····························19
第五章程序设计···················································25
梯形图·······················································23
·················································23
·····················································25
谢辞···························································25
参考文献···························································26
交通灯控制系统
摘要:针对近年来城市交通的拥挤现象,特别是驾驶员违章严重、交通事故频发、车辆尾气污染等问题,介绍丁集计算机、信息、,大大缓解了城市道路堵塞现象、,抑制了交通事故的发生,同时对减轻车辆尾气排放,从而降低环境污染都起到了不可低估的作用.
分析了现代城市交通控制与管理问题的现状,结合城乡交通的实际情况阐述了交通灯控制系统的工作原理,给出了一种简单实用的城市交通灯控制系统的硬件电路设计方案。
关键词 plc控制系统交通灯自动化
Traffic control system
Abstract :For urban traffic congestion in recent years, especially the driver violation serious, frequent traffic accidents, vehicle exha
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