试测技术基础课程设计基于labview的水温测量装置--大学毕设论文.doc

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1、测试技术基础课程设计报告书设计题目基于Labview的水温测量装置院（系）机械工程与应用电子技术学院班级指导教师姓名学号同组成员2016年06月20日目录第一章背景····························1第二章整体系统方案确定·······················22.1方案·························································22.2方框图·····················································

2、··22.3局部电路设计·················································22.3.1全桥连接···············································22.3.2滤波电路···············································32.3.3放大电路···············································3第三章硬件系统的设计·························

3、·····················43.1整体电路仿真·················································43.2电路焊接·····················································43.3元器件·······················································53.3.1各元器件数量··········································53.3.2PT100

4、介绍············································5第四章软件系统的设计··············································64.1设计要求·····················································64.2软件前面板···················································64.3具体程序结构··································

5、···············74.3.1数据标定采集模块·······································74.3.2曲线拟合模块···········································84.3.3测量模块···············································8第五章系统整体测试及结果分析······································95.1系统整体测试·························

6、························95.2测试结果展示················································105.3结果分析····················································11第六章小组成员及分工·············································12第七章心得体会···················································13第八章参考文

7、献···················································14第一章背景不管是工业方面还，日常应用方面还是其他方面，温度是一个必须关注的问题，电脑运行时我们要控制好ｃｐｕ的温度，在热水器加热时要关注其温度，蔬菜大棚，室内等很多方面都要考虑到温度的影响。因此，一款好的，能用于多种场合的温度测量装置能为我们提供很多便利．在日常生活中我们见到的最多的温度计是玻璃的，是应用热胀冷缩的原理的，这种温度计有很多的缺点，如测量范围小，而且精度怎么高，除此之外当温度有所变化时它需要一段缓冲时间的显示实

8、际温度，而这时往往温度会有所变化，因此并不能准确测量实际温度．因此目前市场需要一些精度高，响应快，测温范围大的温度测量装置。铂电阻是目前特别适合做温度传感器的材料，它的阻值与温度成线性关系，而且测温范围非常大，精度较高．因此铂电阻温度传感器的应用会