毕业论文----PLC在电梯中的应用

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1、 毕业项目报告纸 共 34 页 第 1 页 装 订 线 中中 文文 摘摘 要要 随着人口的增加，中国科学技术日新月异地发展，人们物质文化生活水平的逐 步提高，建筑业得以迅速发展，大批的高楼大厦拔地而起，伴随建筑业的发展，为建 筑内提供上下交通运输的电梯工业也在日新月异地发展着。 电梯已不仅是一种生产环 节中的重要设备，更是一种工作和生活中的必需设备。而 PLC（可编程控制器）作为 一种工业控制微型计算机，它以其编程方便、操作简单尤其是它的高可控性等优点， 应用于从继电器控制系统到监控计算机之间的许多控制领域。 面对如此广袤的电梯市 场，所谓“科技就是第一生产力” ，处于科技前沿的电子设计技术很

2、自然地就与电梯 控制设计一拍即合，因此，促进了 PLC 更快捷的发展，本课题是以五层电梯控制系统 为前提下，结合 PLC 技术，对电梯控制进行设计。 关 键 词：电梯 PLC 控制 English Abstract As the population increased, the Chinese science and technology developing rapidly, peoples material and cultural living standards gradually improved to the rapid development of the constructi

3、on industry, a large number of high-rise buildings where they stand, accompanied by the development of the construction industry, to provide for the construction and transportation up and down elevator industries are developing rapidly.Elevator is not only an important link in the production of equi

4、pment, but also a life of work and the necessary equipment. From the relay control system used to monitor between computers Many control.Faced with such a vast market of the lift, the so-called “science and technology is the primary productive force“, in the technological forefront of the electronic design technology are naturally hit it off with the elevator control design, therefore, promoted the development of more