1、 民民民民用用用用电电电电梯梯梯梯系系系系统统统统设设设设计计计计 姓姓姓姓名名名名: 班级:班级:2011 级电气自动化级电气自动化 5 班班 学号:学号: 指导老师指导老师 : 二零一四年一月六号二零一四年一月六号 摘摘 要要 电梯是高层建筑不可缺少的垂直方向的交通运输工具。由于传统的电梯 运行逻辑控制系统采用的是继电器逻辑控制线路。采用这种控制线路,存在 易出故障、维护不便、运行寿命较短、占用空间大等缺点。从技术发展来看, 这种系统将逐渐被淘汰。 本文将可编程序控制器(PLC)应用于三层电梯进行逻辑控制,大大提高 了电梯可靠性、可维护性以及灵活性,延长了使用寿命,同时缩短了电梯的 开发周
2、期。这种电梯控制系统较原有电梯控制系统可以更容易的完成更为复 杂的控制任务,其许多功能是传统的继电器控制系统无法实现的。 该电梯控制系统具有司机运行和无司机运行即手动和自动的功能,并且 具有指层、厅召唤、选层、选向、变频调速等功能。 关键词关键词 :可编程控制器 指层控制 轿内指令 变频调速 论文类型论文类型: 应用研究 Abstract The elevator is a kind tool that is indispensability in the high-building perpendiculartransportation. The traditional elevator a
3、dopt a relay-logical to control its circulation whichthe elevator become accident-proneness, short life-span, inconvenience in maintaining andthis control circuit also takes up big space, etc. See from the eyes of technique development,this kind of system will be gradually eliminated. This text appl
4、ies programmable logic controller to carry on the logic control in a threelayer elevator, Frequency conversion speed regulation whichraises the elevators reliability, maintainability and flexibilityconsumedly, prolongs the service life, and shortens the development period of the elevator atthe same
5、time. Competing to the traditional elevator, this kind of elevator can complete themore complicated mission more easily, and it can carry out many functions that traditionalelevator control system can not. Overload alarm, infrared alarm, safe security measures with the elevator control system. Fully
6、 meet the safety requirements of modern elevator system, the comprehensive economic performance to price ratio is high, is a good choice in elevator system. Keywords:Keywords: Programmable Logi controller Point the layer control the instruction inside of the bridge Frequency conversion speed regulation Thesis type: Thesis type: Application Research 目目 录录 绪言绪言 第一章第一章 电梯的基本结构电梯的基本结构 1 第二节 电梯的基本结构介绍 2 第三节 PLC 发展及控制理论 7 第二章第二章 PLCPLC 电梯控制系统设计电梯控制系统设计 .8 第一节 三层电梯的设计方案 8 第二节 电梯