PLC电梯控制系统设计说明书.docVIP

分 类 号 密 级 宁 毕业设计(论文) 基于PLC的电梯控制系统设计 所在学院 专 业 班 级 姓 名 学 号 指导老师 年 月 日 摘 要 在当今时代由于工业自动化程度的不断提高对自动化控制的要求也日趋增加，PLC则能在很大程度上很广的范围内实现自动化控制。20世纪60年代末，人们研制出了一种先进的自动控制设备PLC，由于PLC具有优良的技术性能，因此它一问世就很快得到了推广应用。现在PLC不但被用于工业生产，在生活中我们也能常常见到它的身影。例如电梯，随着城市化水平的提高，城市中的高层建筑也越来越多，电梯的应用也越来越广。而电梯的开关门、呼叫、显示等问题也就用到了PLC，利用PLC控制的电梯更加智能化、运行的可靠性更高，使用维修方便，抗干扰性强，设计和调试周期短等优点，所以PLC备受人们重视，成为目前在电梯控制系统中使用最多的控制方式。为了追随时代的潮流，我设计的五层电梯控制系统就利用了PLC。 关键词：PLC，电梯，工业，自动化Abstract Nowadays ages because of industry automation continuously raising of the degree to automation control of the request also gradually increase, PLC then can to a large extent carry out to automate a control inside the very wide scope.At the end of 60s in 20th century, people developed the automatic control equipments of a kind of forerunner PLC, PLC has good technique function, therefore it soon got an expansion application on publishing.PLC is used for now industrial production, we can also usually see its figure in the life.For example elevator, along with the exaltation of urbanization level, the key figures in the city construct also more and more, the application of elevator is also more and more wide.And the switch door of elevator, call, showed an etc. problem to also use PLC, make use of PLC control of elevator more the intelligence turn, circulate of the credibility is higher, use maintain convenience, the anti- interference is strong, design with adjust to try a period short etc. advantage, so PLC is fully valued by people, become to control to use the most control method in the system in the elevator currently.For following the current in ages, I design of the 5 F elevator controled system to make use of PLC of Mu dragon in Europe. Key Words: PLC，Elevator，industry, automation目 录 摘 要 II Abstract III 目 录 IV 第1章 绪论 6 1.1 PLC的概述 6 1.1.1 PLC的简介 6 1.1.2可编程控制器的定义 7 1.1.3 PLC的硬件进展 7 1.2 PLC的组成及工作原理 8 1.2.1 中心起“心脏”作用 8 1.2.2 存储器 8 1.2.3 输入/输出接口 9 1.2.4 编程器 9 1.2.5 PLC的基本