牛顿迭代逼近法求解雨水管道非线性运动波方程

Solving nonlinear kinematic wave equations of storm sewers by the Newton Repeated Approach Method

介绍了用牛顿迭代逼近法求解雨水管道非线性运动波四点、非中心、隐式有限差分方程数值解的方法．经计算机计算检验，可以得到稳定而精确的解．该方法可以用于模拟雨水管网实际径流过程．

This paper introduces a method of solving four-point, noncentral, implicit and finite difference equation for nonlinear kinematic wave equations of storm sewers by Newton Repeated Approach Method. It can give a steady and accurate solution based on the calculating test by computer. It can be used to simulate the runoff process of storm sewer system.