基于PLC的霓虹灯控制系统的设计

（2013届）本科毕业设计（论文）资料题目名称：基于PLC的霓虹灯控制系统设计学院（部）：专业：自动化学生姓名：班级：学号指导教师姓名：职称最终评定成绩：2013届本科毕业设计（论文）资料第一部分毕业论文（2013届）本科毕业设计（论文）学院（部）：专业：学生姓名：班级：学号指导教师姓名：职称最终评定成绩2013年6月I摘要随着国家的不断改革与发展，市场经济的不断繁荣和进步，各大城市都在进行亮化工程。各大中小企业为了宣传自己的企业产品，基本上均采用霓虹灯广告屏来作为广告手法。每当夜晚，城市里的霓虹灯绝对是一大亮点，它点燃了城市的灵魂与希望。道路两旁的霓虹灯广告牌随处可见，各色各样，十分好看和吸引人。在给它们配上大型的广告语和宣传画，使人一目了然，印象深刻。这些霓虹灯的亮灭，闪烁时间的长短和灯光流动的方向等等都可以通过PLC来达到控制要求。如何快捷，可靠，简单的去达到控制的目的，是人们考虑的重点。而PLC控制系统无疑是最适合的。因为PLC具有通用性强，使用方便，适应面广，可靠性强，抗干扰能力强，编程简单易懂等特点。并且PLC在工业自动化控制特别是顺序控制中的地位，也是无法取代的。在现实生活中，人们也大多是通过PLC去控制霓虹灯的。关键词：西门子S7-200；亮化工程；霓虹灯；祈福雅安IIABSTRACTWiththereformanddevelopmentofthecountry,risingprosperityandprogressofmarketeconomy,bigcitiesareintherope.Eachmediumenterprisestopromotetheirownproducts,basicallyalluseneonadvertisingscreenforadvertising.Wheneverthenight,thecityofneonlightsisdefinitelyahighlight,itlitthecitysoulwithhope.Neonsignsonbothsidesoftheroadcanbeseeneverywhere,various,isveryniceandattractive.Inthemwithlargeslogansandpropaganda,makethepersonbeclearataglance,impressive.Lengthofdestroythelightoftheneonlights,flashinglightsandthedirectionoftheflowandsooncanbecontrolledbythePLCtoachievetherequirements.Howfast,reliable,easytoachievethepurposeofcontrol,isthefocalpointthatpeopleconsider.ThePLCcontrolsystemisundoubtedlythemostappropriate.BecausePLChasstrongcommonality,useconvenient,adaptationofwide,reliabilityandanti-interferenceabilitystrong,programmingofsimplefeatures.AndPLCinindustrialautomationcontrolespeciallysequencecontrol,alsocan'treplace.Inreallife,peoplealsoaremostlybyPLCtocontroltheneon.Keywords:SiemensS7-200;Rope;Theneonlights;Blessingofya'anIII目录摘要.............................................................IABSTRACT..........................................................II目录...........................................................III第1章绪论.......................................................11.1课题的研究意义.........................................................................................................................11.2课题霓虹灯的起源.....................................................................................................................11.3课题的发展与现状.....................................................................................................................2第2章霓虹灯的PLC控制系统总体设计方案...........................32.1霓虹灯的PLC控制系统设计概况.............................................................................................32.1.1毕业设计的基本要求与主要内容.....................................................................................42.1.2霓虹灯的外观图.................................................................................................................42.1.3霓虹灯的闪烁变化过程.....................................................................................................52.2PLC控制系统功能图概念及构成规则......................................................................................52.2.1霓虹灯的PLC系统设计结构框图.....................................................................................62.2.2霓虹灯PLC控制系统的程序流程图.................................................................................7第3章霓虹灯控制系统的硬件设计...................................93.1霓虹灯的硬件设计.....................................................................................................................93.1.1霓虹灯的特点.....................................................................................................................93.1.2霓虹灯的选型...................................................................................................................103.2PLC的选型................................................................................................................................113.2.1PLC的工作原理................................................................................................................113.2.2PLC的特点和应用领域....................................................................................................123.2.3S7-200系列的PLC选择..................................................................................................133.3输入输出模块的选择...............................................................................................................133.4霓虹灯电源的选择...................................................................................................................143.5霓虹灯控制系统的PLC端子接线图.......................................................................................14第4章霓虹灯的软件程序设计......................................164.1霓虹灯系统的控制部分...........................................................................................................164.2梯形图的编写...........................................................................................................................17IV4.3PLC控制霓虹灯系统的组态环境............................................................................................264.3.1制作工作画面...................................................................................................................264.3.2编加画面......................................................................