利用plc控制交通信号灯

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1、郑州轻院民族职业学院专科毕业设计题目利用PLC控制交通信号灯学生姓名专业班级电气自动化技术（班学号院（系）电子信息技术系指导教师(职称)（助讲）完成时间2009年05月11日利用PLC控制交通信号灯目录摘要·································································ⅠAbstract···························································Ⅱ1应用背景与需求············

2、·····································12控制任务分析····················································42.1方案研究························································42.2控制要求························································52.3控制任务分析······················

3、·····························5利用PLC控制交通信号灯2.4流程图···························································62.5十字路口交通灯模拟控制时序表及时序图···················63PLC选型及输入输出地址定义································73.1可编程控制器选型··············································73.

4、2输入输出定义···················································83.3输入输出接线图················································94程序设计··························································104.1简略梯形图···············································104.2程序梯形图·········

5、···········利用PLC控制交通信号灯·································114.3语句表··························································125系统安装与调试·················································135.1程序输入·····················································135.2系统安装·····

6、················································155.2.1元件表·····················································155.2.2安装接线···················································165.2.3将程序写入PLC·············································175.3系统调试···············

7、·······································17利用PLC控制交通信号灯总结·································································18致谢·································································19参考文献···························································20利

8、用PLC控制交通信号灯利用PLC控制交通信号灯摘要城市交通控制系统是用于城市交通数据监测、交通信号灯控制与交通疏导的计算机综合管理系统，它是现代城市交通监控指挥系统中最重要的组成部分。随着城市机动车量的不断增加，如何采用合适的控制方法，最大限度利用好耗费巨资修建的城市高速道路，缓解主干道与匝道、城区同周边地区的交通拥堵状况，越来越成为交通运输管理和城市规划部门亟待解决的主要问题。城市交通灯控制采用P