基于光敏传感器的广告灯自动控制电路设计.doc

题目：基于光敏传感器的广告灯自动控制电路设计 学 院 兰州大学物理学院电子07 专 业 电 子 信 息 工 程 学 号 2 0 0 7 1 2 1 0 8 1 2 0 0 1 0 姓 名 赵 情 书 指导教师 韦 以 明 中文摘要 随着我国经济的高速发展，微电子技术、计算机技术、自动控制技术也得到了迅速的发展，可编程控制器技术已经进入一个崭新的时代，其应用越来越广。广告灯做为一种现代化的工具，与人们的日常生活紧密相关，随着人们对其要求的提高，广告灯灯光控制得到了快速的发展，其逻辑控制已有可编程控制器代替原来的继电器控制。本文采用可编程逻辑控制器（PLC）对广告灯进行控制，通过合理的选择和设计，提高了广告灯的控制水平，并改善了广告灯灯光控制的可靠性，使广告灯控制达到了较为理想的控制效果。可编程控制器（PLC）、广告灯、自动控制ABSTRACT With Chinas rapid economic development, microelectronics, computer technology, automatic control technology has also been a rapid development, the programmable controller technology has entered a new era, its application more widely.?Advertising as a modern tool for lamp, and is closely related to peoples daily lives, as people increase their requirements, advertising lamp lighting control has been the rapid development of the PLC logic control has been replaced following the original?electrical control.?In this paper, programmable logic controller (PLC) to control the advertising light, through the rational selection and design to improve the level of control of advertising lights and lighting control to improve the reliability of advertising lights, to make it the ideal light control to achieve a more?control effect. Keyword：Programmable Logic Controller (PLC), Advertising lights, Automatic control 目录 1 前言 ……………………………………………………………………… 5 1.1 PLC的开发背景...........................................5 1.2 选题意义及PLC型号的选择及介绍 .........................5 1.2.1 选题意义............................................6 1.2.2 PLC型号的选择.......................................7 1.2.3 PLC的功能..........................................8 1.2.4 PLC的特点..........................................9 1.3 系统所需硬件及注意事项..................................6 2 总体设计 ....................................................9 2.1控制要求 ...............................................9 2.2主要内容................................................10 2.3 硬件设计.....................................