基于分压替代的工频高压试验装置现场核验方法  

Research on worksite verification method of power frequency high voltage test device based on voltage substitution

作　　者：沈明炎 肖娜丽 张煌辉 董小龙 Shen Mingyan;Xiao Nali;Zhang Huanghui;Dong Xiaolong(Fujian Metrology Institute)

机构地区：[1]福建省计量科学研究院

出　　处：《上海计量测试》2022年第5期24-28,共5页Shanghai Measurement and Testing

摘　　要：分析研究替代测量法对工频高压试验装置现场核验的适用性,通过对工频高压试验装置工作原理、结构以及直接比较测量法的原理等分析研究,在可靠理论分析基础上,提出了替代测量法。采用分压替代的方式对工频高压试验装置的电压示值进行核验,并设计了比对试验进行验证,最后对试验结果及不确定度评定进行数据分析。从理论知识和试验数据两方面验证了替代测量法在工频高压试验装置现场核验中的适用性,可便携高效准确地实现工频高压试验装置的现场量值核验,以确保现场作业试验装置的准确性和可靠性。The purpose of this paper is to analyze and study the applicability of the alternative measurement method to the worksite verification of the power frequency high voltage test device.Through the analysis and research on the working principle and structure of the power frequency high voltage test device and the principle of the direct comparison measurement method,on the basis of reliable theoretical analysis,an alternative measurement method is proposed.The output voltage of the power frequency high-voltage test device is verified by means of voltage substitution,and a comparison test is designed to verify it.Finally,the data analysis of the test results and uncertainty evaluation is carried out,and the applicability of the alternative measurement method in the field verification of the power frequency high voltage test device is verified from the theoretical knowledge and the test data.The method can make the worksite verification of the power frequency high voltage test device more portable,efficient and accurate,so as to ensure the accuracy and reliability of the worksite operation test device.

关 键 词：工频高压 分压比 分压替代 现场核验 比对 便携高效 

分 类 号：TM83[电气工程—高电压与绝缘技术]