本文发展了一种追踪气液界面的守恒型Level Set (LS)方法.针对LS方法本身质量不守恒的缺陷,本文提出了基于局部曲率的质量弥补修正措施,提高了LS方法的质量守恒性.本文采用Zalesak's disk和二维变形速度场两个验证性算例验证了该方法的准确性.该方法为以后详细研究雾化机理奠定了坚实的基础.
参考文献
| [1] | Frank Losasso;Ronald Fedkiw;Stanley Osher .Spatially adaptive techniques for level set methods and incompressible flow[J].Computers & Fluids,2006(10):995-1010. |
| [2] | Mark Sussman;Ann S. Almgren;John B. Bell;Phillip Colella;Louis H. Howell;Michael L. Welcome .An Adaptive Level Set Approach for Incompressible Two-Phase Flows[J].Journal of Computational Physics,1999(1):81-124. |
| [3] | Desjardins O;Pitsch H .A spectrally refined interface approach for simulating multiphase flows[J].Journal of Computational Physics,2009(5):1658-1677. |
| [4] | Desjardins O;Moureau V;Pitsch H .An accurate conservative level set/ghost fluid method for simulating turbulent atomization[J].Journal of Computational Physics,2008(18):8395-8416. |
| [5] | van der Pijl SP;Segal A;Vuik C;Wesseling P .A mass-conserving Level-Set method for modelling of multi-phase flows[J].International Journal for Numerical Methods in Fluids,2005(4):339-361. |
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