Firstly, the flow equation is establish according to the structure and parameters of power system, the model and parameters of generator and its excition governing system.

• 根据电力系统的结构和运行参数、发电机组及其励磁系统、调速系统模型和参数数据,建立潮流方程,用PQ分解法,算出电力系统的潮流;