电力系统宽频宽动态电流量测技术研究综述  

Review of Wideband and Wide-dynamic-range Current Measurement Techniques in Power Systems

作　　者：李振华[1,2] 崔九喜 卢和平 周峰 刁赢龙 李振兴[1,2] LI Zhenhua;CUI Jiuxi;LU Heping;ZHOU Feng;DIAO Yinglong;LI Zhenxing(College of Electrical Engineering&New Energy,China Three Gorges University,Yichang 443002,China;Provincial Engi-neering Research Center of Intelligent Energy Technology,China Three Gorges University,Yichang 443002,China;China Electric Power Research Institute,Wuhan 430074,China)

机构地区：[1]三峡大学电气与新能源学院,宜昌443002 [2]智慧能源技术湖北省工程研究中心(三峡大学),宜昌443002 [3]中国电力科学研究院有限公司,武汉430074

出　　处：《高电压技术》2024年第8期3421-3439,共19页High Voltage Engineering

基　　金：国家重点研发计划(2022YFB2403800)。

摘　　要：新型电力系统要求电流互感器具备宽频带、宽量程、高准确度性能,以满足电网呈现出的时频域宽动态、多参量等新特征。因此,从磁场传感的机理出发,对电流测量传感耦合原理简要介绍,分别阐述了这些技术的优缺点、拓扑结构。重点讨论了各类电流传感装置的结构特点、性能参数及量测性能优化方案,最后总结了目前亟待解决的问题、发展趋势和应用前景。光学电流互感器技术日趋成熟,应用广泛。基于NV色心的磁传感技术在测量性能方面已经超过传统传感器,配合光纤传感技术环境适应性强,电流测量领域前景广阔。The new power systems require current transformers with wide bandwidth,wide measuring range,and high accuracy to meet the new characteristics of wide dynamic range and multi-parameter in the time-frequency domain.Therefore,from the mechanism of magnetic field sensing,the coupling principles of advanced current measurement sen-sors are briefly introduced,the advantages and disadvantages of these technologies are elaborated,and their topologies are summarized.Moreover,the structural characteristics,performance parameters,and measurement performance optimiza-tion solutions of various types of current sensing devices are emphatically discussed.Finally,the pressing issues to be urgently solved,development trends,and application prospects are summarized.It is revealed that optical current trans-formers come to maturity and have widespread applications.The magnetic sensing technology based on NV centers has surpassed traditional sensors in terms of measurement performance,and when combined with optical fiber sensing tech-nology,it exhibits strong environmental adaptability,indicating a promising future in the field of current measurement.

关 键 词：电流传感技术 磁场测量 光学电流互感器 磁阻传感 量子传感 

分 类 号：TM452[电气工程—电器]