安监系统压力参数现场校准测量结果不确定度评定探讨  

Uncertainty Evaluation of Field Calibration and Measurement Results of Security Monitoring System's Pressure Parameters

作　　者：寇琼月 周建童[2] 周睿 KOU Qiong-yue;ZHOU Jian-tong;ZHOU Rui(92228 Unit of PLA,Beijing 100072,China;91656 Unit of PLA,Shanghai 200439,China)

机构地区：[1]中国人民解放军92228部队,北京100072 [2]中国人民解放军91656部队,上海200439

出　　处：《宇航计测技术》2023年第2期27-31,共5页Journal of Astronautic Metrology and Measurement

摘　　要：基于压力变送器现场压力测量、信号转换传输和压力终端显示,建立了安全监控系统(简称“安监系统”)压力参数现场测量系统。介绍了安监系统压力参数在线校准方法,建立了测量误差数学模型,分析了显示终端压力参数测量结果的不确定度来源,并进行测量结果不确定度的评定,经试验验证分析,给出了现场系统校准测量结果不确定度的主要贡献分量。The Security monitoring system's field pressure parameter measurement system is established based on the field pressure measurement of pressure transmitter,signal conversion and transmission,and pressure terminal display.The online calibration method of security monitoring system's pressure parameters is introduced.The mathematical model of measurement error is established.The source of uncertainty of the system's pressure measurement results is analyzed.The main contribution components of the uncertainty of the field system calibration measurement results are given by the experimental verification analysis.

关 键 词：压力变送器 现场校准 不确定度评定 

分 类 号：TB935[一般工业技术—计量学]