750kV高压并联电抗器局部放电试验回路参数计算及适用性研究

Calculation of Local Discharge Test Circuit Parameters of 750 kV High Voltage Shunt Reactor and Research on the Applicability of the Test Circuit

提出一种基于变频串联谐振技术的750 kV高压并联电抗器现场局部放电试验方法,通过谐振参数分析及计算,设计一种科学、安全的高压并联电抗器局部放电试验回路,并针对青海电网高压并联电抗器技术参数,确定高压并联电抗器局部放电试验回路各元件参数,同时提出了试验注意事项。

A local discharge test method of 750kV high-voltage shunt reactor based on frequency conversion series resonant technology is proposed. A scientific and safe high-voltage parallel reactor partial discharge test circuit is designed and analyzed by resonance parameter analysis and calculation. Parallel reactor technical parameters to determine the high-voltage parallel reactor partial discharge test circuit components of the parameters. And some issues that sgould paid attention are given.