±500kV换流站直流场和换流变压器区域测点配置分析

Configuration Analysis of DC Filed and Measuring Point in Converter Transformer Area of ±500 kV Converter Station

针对目前换流站直流场和换流变压器区域测点配置方案多样化的情况,从对直流保护功能和系统试验的影响等方面,对换流站直流开关场、直流滤波器和换流变压器的多种区域测点配置方案进行分析和比较,提出±500kV换流站直流场和换流变压器区域测点配置推荐方案。

Aiming at diversification of configuration schemes for DC field and measuring point in converter transformer area in converter station, the paper analyzes and draws comparison between configuration schemes in various measuring points in DC switch yards, DC filters and converter transformers in respect of DC protection functions and impact system test. The paper proposes the recommended configuration scheme for measuring point in DC field and converter transformer area.