测试系统静态特性校准实验报告

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1、http://hi.baidu.com/gknows实验一测试系统静态特性校准姓名学号自己写同组者：****一、实验目的1、掌握压力传感器的原理；2、掌握压力测量系统的组成；3、掌握压力传感器静态校准实验和静态校准数据处理的一般方法。二、实验设备本实验系统由活塞式压力计，硅压阻式压力传感器，信号调理电路，5位半数字电压表，直流稳压电源和采样电阻组成。图1-1实验系统方框图如下：实验设备型号及精度设备名称设备型号精度量程数量活塞式压力计YS-60.05%0~0.6Mpa1压力传感器MPM1800.2%0~0.7Mpa1信号调理

2、电路0.2%0~157.156mV1精密电阻RJ2501/4W0.01%,5PPm1数字电压表1905A1直流稳压电源0.02%+24V1http://hi.baidu.com/gknows三、数据处理1、实验数据：压力：p(Mpa)压力变送器的输出电压(V)第一循环第二循环第三循环第四循环第五循环正行程01.00241.00851.00251.00251.00240.051.33781.33451.33231.33581.33120.11.67561.67281.671731.67251.67250.152.00392.0

3、0642.00652.00652.00650.22.33622.34182.34172.34152.34120.252.67712.67122.67652.67652.67120.33.00833.00883.01123.00753.01330.353.34613.34393.34553.34413.34510.43.67853.68033.67993.67983.67920.454.00814.01434.01434.01424.01160.54.3484.34834.34824.34434.3479反行程01.00211

4、.00201.00261.00251.00240.051.33611.33621.33621.33691.33630.11.67131.67141.67141.67111.67140.152.00622.00622.00622.00622.00650.22.34032.34122.34132.34092.34120.252.67582.67622.67622.67562.67590.33.00183.01053.01063.01023.01130.353.34153.34523.34513.34453.34470.43.67

5、943.67943.67953.67883.67940.454.01374.01374.01374.01314.01360.54.34814.34814.34284.34734.34742、拟合曲线：压力/Mpa正行程平均值/V反行程平均值/V/V01.003661.002321.002990.051.334321.336341.335330.11.6730261.671321.6721730.152.005962.006262.006110.22.340482.340982.340730.252.67452.675942.

6、675220.33.009823.008883.009350.353.344943.34423.344570.43.679543.67933.67942http://hi.baidu.com/gknows0.454.01254.013564.013030.54.347344.346744.34704（1）所有输出平均校准曲线与拟合一阶线性直线如下3）最小二乘校准曲线：得a=1.0016，b=6.2334。http://hi.baidu.com/gknows3、非线性度：压力/Mpa00.9985760.000690.051.

7、336320.000430.11.671460.001430.152.006010.001250.22.340730.000570.252.675240.001120.33.009890.001430.353.344860.003410.43.679410.004230.454.013020.002320.54.347580.00215，，；4、迟滞误差：压力/Mpa正行程平均值反行程平均值00.9985940.998560.0000340.051.336531.336160.0003400.11.671601.671320

8、.0002880.152.005822.006220.0004000.22.340442.340980.0005400.252.674452.675940.0014400.33.009823.009920.0001000.353.344943.344840.0001000.43.67954