变系数广义KdV-Burgers方程的格子Boltzmann模型
张宗宁,李春光,董建强
General Propagation Lattice Boltzmann Model for a Variable-Coefficient Compound KdV-Burgers Equation
Zongning Zhang,Chunguang Li,jianqiang Dong
表 1
不同时刻方程(3.5)数值解与解析解比较分析
Parameters
t
=0.5
t
=1.0
t
=1.5
t
=2.0
E
2
5.1836e-04
4.9568e-04
6.1178e-04
7.6003e-04
E
∞
0.0364
0.0349
0.0478
0.0585
GRE
0.0334
0.0303
0.0369
0.0429