电力系统中的IEEE4机2区域节点系统图及相应的参数，并且有利用PSCAD/EMTDC搭建的系统模型。-Power system IEEE 4-machine 2-area system diagram and the corresponding parameters, and there use of PSCAD/EMTDC to build the system model.

采用MATLAB编程，能对IEEE4，IEEE14，IEEE30，IEEE118标准节点进行潮流计算。- By using MATLAB programming,it can calculate power flow of the IEEE4, IEEE14, IEEE30, IEEE118 standard nodes