基于罗氏线圈和微分环的雷电流在线监测综述

雷电流在线监测对于电力系统的稳定运行具有重要意义。罗氏线圈和微分环是目前获得雷电流全波波形的重要传感器。文中详细介绍了罗氏线圈及微分环的测量原理、国内外发展现状以及优劣势,并探讨了今后可能的研究方向。最后提出了雷电流在线监测系统存在的供电问题,并提出了可行的解决方案。

Reviews of lightning current online monitoring based on rogowski coil and differential loop

Lightning current online monitoring is of great significance for the stable operation of power system. Rogowski coil and differential ring are important sensors for obtaining full waveform of lightning current. This paper introduces the measuring principles of Rogowski coil and differential loop, as well as their development status domestic and overseas and their advantages or disadvantages. The possible future research directions are also discussed. Finally, this paper raises the power supply problem of on-line monitoring system for lightning current, and puts forward a feasible solution.