Numerical simulation of dam-break flows with a high resolution finite volume method

被引:0
|
作者
Zhou, JG [1 ]
Causon, DM [1 ]
Ingram, DM [1 ]
Mingham, CG [1 ]
机构
[1] Manchester Metropolitan Univ, Ctr Math Modelling & Flow Anal, Manchester M15 6BH, Lancs, England
关键词
dam break; Godunov-type method; Riemann solver; shallow water equations;
D O I
暂无
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
In this paper, a numerical method for dam-break flows is presented. The method is based on the 2D shallow water equations with bed shear stress source terms. The equations are discretized and solved with the MUSCL-Hancock finite volume upwind scheme, in which the fluxes at cell interfaces are determined by the HLL approximate Riemann solver. The method is applied to predict a dam-break flow into an open channel. This demonstrated that the model is able to predict water surface with small amplitude waves as observed in real dam-break flows. The results are compared with experimental data of the CADAM project, which shows a good agreement. The method is conservative and robust.
引用
收藏
页码:779 / 784
页数:6
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