同轴小功率校准因子测量不确定度分析  

Uncertainty Analysis of Coaxial Low Power Calibration Factor Measurement

作　　者：黄新乐 王静 王冉 Huang Xinle;Wang Jing;Wang Rang(State-owned Wuhu Machinery Factory,Wuhu Anhui 241007)

机构地区：[1]国营芜湖机械厂,安徽芜湖241007

出　　处：《中国仪器仪表》2023年第8期47-50,共4页China Instrumentation

摘　　要：为了满足各型微波同轴功率敏感器校准,实验室配置了NRPC33标准功率敏感器、NRX功率指示器、信号发生器及计算机组成,通过建立同轴小功率标准装置,形成微波敏感器校准因子等微波功率参数校准能力,为了评定微波功率校准因子校准能力,开展了校准因子测量原理、不确定度来源、不确定度分量评定以及能力验证等工作。通过验证,实验室建立的同轴小功率标准装置满足功率敏感器校准。In order to meet the calibration of various types of microwave coaxial power sensors,the laboratory is equipped with NRPC33 standard power sensors,NRX power indicators,signal generators and computers.Through the establishment of a coaxial low-power standard device,the calibration capability of microwave power parameters such as microwave sensor calibration factor is formed.In order to evaluate the calibration capability of microwave power calibration factor,the calibration factor measurement principle,source of uncertainty component evaluation and capability verification.Through verification,the coaxial low-power standard device established in the laboratory meets the calibration of power sensor.

关 键 词：功率敏感器 校准因子 不确定度评定 能力验证 

分 类 号：TH89[机械工程—仪器科学与技术]