电力系统潮流程序，用matlab编程的的。潮流计算是电力系统运行分析和规划设计中最常用的工具，电力系统潮流计算问题在数学上是求解一组多元非线性方程，迭代的收敛性是实用者关心的技术焦点。-Power Flow procedures, with the matlab programming. Flow calculation is the electric power system operation analysis and planning and designing the most comm

Power flow studies, commonly known as load flow, form an important part of power system analysis. They are necessary for planning, economic scheduling and control of an existing system as well as planning its future expansion. The problem consist

Power flow in a low voltage direct current grid (LVDC) is a non-linear problem just as its counterpart ac. This scr ipt studies convergence and uniqueness of the solution

电力系统潮流计算体现在数学就上是多元非线性方程组的求解问题，求解的方法有很多种。牛顿—拉夫逊法是数学上解非线性方程式的有效方法，收敛性好、迭代次数少。将牛顿—拉夫逊法用于潮流计算是以导纳矩阵为基础的，由于利用了导纳矩阵的对称性、稀疏性及节点编号顺序优化等技巧，使牛顿—拉夫逊法解题规模和计算速度进一步提高，此算法至今仍是潮流计算中广泛采用的优秀算法。(Power flow calculation in power system is a problem of solving multivariat