1、 本本 科科 毕毕 业业 设设 计(论文)计(论文) 题题 目:红外热辐射温度测量系统的设计与研究目:红外热辐射温度测量系统的设计与研究 专题题目:无专题题目:无 学学 院:机电工程学院院:机电工程学院 专专 业:测控技术与仪器业:测控技术与仪器 班班 级:级:102102 时间:时间:20142014 年年 5 5 月月 2929 日日 摘 要 针对高速公路路面温度测量的问题,首先分析了传统的温度测量方法和目前高速公 路对路面温度测量的措施,了解了对高速路路面温度测量对交通安全的重要性,在此基 础上提出了红外热辐射温度测量系统的设计和方案。应用红外热辐射非接触式温度测量 技术来精确检测公路表
2、面温度。该系统以 89C51 单片机为控制中心,TN9 红外探测器, 经过数据处理后将测得结果显示在 LCD 显示屏上。主要设计成果有: 1根据非接触式红外热辐射温度测量的要求,设计了基于 TN9 温度传感器针对高 速公路路面温度测量的方案。 2根据系统方案的设计要求,设计了基于 89C51 单片机为控制中心的远距离温度 测量系统。包括电源模块,红外热温度传感器 TN9 模块,RS232 电路转换模块,LCD1602 显示模块的设计。 3完成了软件流程图,以 keil uVision4 为平台,编写模块初始化程序及显示程 序等的设计。 4根据系统设计要求,完成了 protues 软件设计及与仿
3、真。 关键字:红外热辐射;红外;单片机;LCD 显示。 Abstract Aiming at the problem of highway road surface temperature measurement, the first analysis of the traditional temperature measurement method and current highway measures of road surface temperature measurement, learned to highway road surface temperature measureme
4、nt of the importance of traffic safety, based on this, advances the infrared radiation temperature measurement system design and solutions. Application of infrared thermal radiation contactless temperature measurement technology to accurately detect road surface temperature. The system with 89 c51 m
5、icrocontroller as the control center, TN9 infrared detector, after data processing results show that measured on the LCD screen. The main design results are: 1.According to the requirements of non-contact infrared thermal radiation temperature measurement based on TN9 temperature sensor for highway
6、pavement temperature measurement scheme. 2.According to the requirements of the system design, the design based on 89 c51 microcontroller as the control center of remote temperature measurement system. Including power supply module, TN9 infrared temperature sensor module, RS232 circuit conversion module, LCD1602 display module design. 3. Completed the software flow chart to keil uVision4 as the platform, write module initialization program, display program design,