稳定磁流体局部径向基点插值法误差影响因素分析

Research on the error factors of local radial point interpolation method applied in steady magnetohydrodynamic flow

稳定磁流体流动方程局部径向基方法的关键参数对计算结果误差影响较大,确定这些参数的最优值将提高计算精度。通过对具体磁流体流动数值仿真计算分析局部径向基算法典型参数对计算结果精度的影响,并得到其变化规律,最终确定了LRPIM法计算磁流体流动典型参数的最优值。

Most of the error factors may affect the computation accuracy of local radial point interpolation method applied in steady manetohydrodynamic flow.The determinaiton of these parameters may improve the computation accuracy.The evolution trends of computation accuracy caused by different values of these parameters are analyzed through numerical simulation with local radial point interpolation method.And finally,the optimal values for these parameters of the method in steady manetohydrodynamic flow are obtained.