Meantime, the application of second order iteration methodmakes it possible to fully use the advantage of fixed Jacobian matrix and corresponding factor-table technique, which largely reduces the computational requirement.

• 同时，二阶迭代法的采用，使任意负荷水平下的每一次内迭代中潮流雅可比矩阵恒定，可以充分利用稀疏技术，大大减少计算量，节约了计算时间。