说明：  以王锡凡《现代电力系统分析》中2机5节点系统为基础的潮流计算，涵盖Gauss-Seidel法、Newton法、P-Q分解法和保留非线性法4种方法。
(A series of power flow calculation programs based on the 2 generator-5 node system in the Modern Power System Analysis (Xifan Wang) , covering the Gauss-Seidel method, Newton method, P-Q Method and retention of nonlinear normal four methods.)