此代码为电力系统潮流计算MATLAB程序，采用直角坐标法进行编程。使用现代电力系统分析（王锡凡著）一书中例2-1中的数据进行实践，最后能得到正确的结果。-This code for the power system power flow calculation MATLAB program, the use of Cartesian coordinates for programming. Use of modern power system analysis (Wang Xifan) in a book example of 2-1 data in practice, and finally get the correct results.