By taking impedancelocus as an example, an algorithm of generating 3-d vector data and other graphs of 3-d analysis modules for fault analysis in power system are given.
以阻抗轨迹为例给出了三维矢量数据的生成算法及其他多种电力故障分析算法的三维分析模块图例。
3
Conventional impedance relay will refuse to trip according to an analysis of measuring impedance by means of impedancelocus method when wrong-phase-coupling of traction power supply system occurs.