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  • 标题:Influence of Integration Schemes of Surface Movement in Numerical Simulation of Free Surface Problems
  • 本地全文:下载
  • 作者:Jorge S. Leiva ; Gustavo C. Buscaglia
  • 期刊名称:Mecánica Computacional
  • 印刷版ISSN:2591-3522
  • 出版年度:2008
  • 卷号:XXVII
  • 期号:3
  • 页码:211-211
  • 出版社:CIMEC-INTEC-CONICET-UNL
  • 摘要:In this work, we analyze the influence of different time integration schemes for surface movement tracking inside an Arbitrary Lagrangian Eulerian approach to free surface problems. Based
    in a known unconditional instability present in the classical explicit scheme, we propose a little bit more sophisticated one based in Runge Kutta method that's provide a conditional stable behavior and low diffusivity compared with a full implicit algorithm, for a pure transport problem. Also, we show that for a Navier Stokes fluid model under gravity waves condition; the influence of the free surface integration rule could be hidden by the numerical treatment of bulk fluid.
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