高精度CT测试与校验系统实验与分析  

Field Measurement Experiment of Pulse Current of Medium Frequency AC/DC Resistance W elding Machine

作　　者：朱才溢 李华 谢小军 王小丹 王雪萌 ZHU Caiyi;LI Hua;XIE Xiaojun;WANG Xiaodan;WANG Xuemeng

机构地区：[1]湖南省计量检测研究院 [2]湖南大学电气与信息工程学院

出　　处：《计量与测试技术》2022年第3期4-6,共3页Metrology & Measurement Technique

基　　金：国家重点研发计划重大科学仪器设备开发专项(项目编号:2016YFF0102406)。

摘　　要：电流互感器是国防、制造等领域大电流准确测量的重要设备。本文采用光纤宽带大电流测量仪对交直流电流互感器进行测试校准,并与“高精度CT测试与校验系统”、高精度罗氏线圈(仅测交流信号)进行比对测试试验,有利于确保电参数设置与执行的准确可靠与一致性。Current transformers are important equipment for accurate measurement of large currents in fields such as national defense and manufacturing.This article uses a fiber-optic broadband high-current measuring instrument to test and calibrate the AC and DC current transformers,and compares the test with the"high-precision CT test and calibration system"and the high-precision Rogowski coil(only measuring AC signals),which is beneficial to ensure The electrical parameter setting and execution are accurate,reliable and consistent.

关 键 词：互感器 大电流 光纤宽带大电流测量仪 测量 

分 类 号：TM835.2[电气工程—高电压与绝缘技术]