该文件是PQ分解法，可以更有效地解决IEEE30节点系统的潮流，希望可以给广大朋友一定的帮助。-The file is PQ decomposition, can more effectively address the trend IEEE30 bus system, hoping to be helpful to the general friend.

power flow solutions using Newton Raphson technique on IEEE 14, 30 and 57 bus system. useful for those who want to learn optimization technique in power system. if you find any difficulty mail me or any suggestion is welcome to improve this code.