Grid structure perspective drawing: to enquire by the grid level structure of electricity supply unit substation line substationarea etc.
电网结构透视图：按照供电单位、变电站、线路、台区等电网层次结构进行杳询。
2
This method can detect not only faults in primary substation, but also fault area in radial line between the primary substation and the secondary one (or switching station).
Two ways of voltage and reactive power comprehensive regulation of substation are presented in the paper, which are nine-area control and fuzzy control.