互感器校验仪计量比对的理论与实践  

Theory and practice of measurement comparison for transformer calibrators

作　　者：吴白丁[1,2] 梅国健 李建 宫家宁[1,2] 朱重冶 Wu Baiding;Mei Guojian;Li Jian;Gong Jianing;Zhu Chongye(Zhejiang Institute of Metrology;Key Laboratory of Energy and Environmental Protection Measurement of Zhejiang Province;Ningbo Sunrise InstrumentsCo.,Ltd.)

机构地区：[1]浙江省计量科学研究院 [2]浙江省能源与环境保护计量检测重点实验室 [3]宁波三维电测设备有限公司

出　　处：《上海计量测试》2024年第1期6-11,27,共7页Shanghai Measurement and Testing

基　　金：国家市场监督管理总局科技计划项目(2021MK045)。

摘　　要：互感器校验仪检定能力是互感器计量体系的重要组成部分,通过开展互感器校验仪的计量比对,能有效考核各计量机构相关计量标准的可靠性和人员操作的规范性。文章对互感器校验仪检定能力的比对方法进行了理论探讨,对原始数据的计算以及不确定度的评定进行了深入分析。通过数据,对各参比实验室标准装置的现状和存在的问题进行了合理的分析,比对结论在取得合格满意度的同时兼顾了科学、合理的不确定度评定。文中探讨的比对方法在2021年国家互感器校验仪计量比对中得到了很好的实践。The calibration capability of transformer calibrators is an important component of the transformer measurement system.By conducting metrological comparisons of transformer calibrators,the reliability of relevant metrological standards and the standardization of personnel operation in various measurement institutions can be effectively assessed.The article theoretically explores the comparison method of transformer calibrator calibration capability,and conducts in-depth analysis on the calculation of raw data and the evaluation of uncertainty,A reasonable analysis was conducted on the current situation and existing problems of standard devices in various reference laboratories through data.The comparison conclusion not only achieved qualified satisfaction but also took into account scientific and reasonable uncertainty evaluation.The comparison method discussed in the article has been well practiced in the measurement comparison of the transformer calibrator in 2021.

关 键 词：互感器校验仪 比对 不确定度评定 

分 类 号：TM45[电气工程—电器]