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A pressure-corrected Immersed Boundary Method for the numerical simulation of compressible flows

机译:压力校正的压缩流动数值模拟的边界法

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摘要

The development of an improved IBM method is proposed in the present article. This method roots in efficient proposals developed for the simulation of incompressible flows, and it is expanded for compressible configurations. The main feature of this model is the integration of a pressure-based correction of the IBM forcing which is analytically derived from the set of dynamic equations. The resulting IBM method has been integrated in various flow solvers available in the CFD platform OpenFOAM. A rigorous validation has been performed considering different test cases of increasing complexity. The results have been compared with a large number of references available in the literature of experimental and numerical nature. This analysis highlights numerous favorable characteristics of the IBM method, such as precision, flexibility and computational cost efficiency. (C) 2018 Elsevier Inc. All rights reserved.
机译:在本文中提出了改进的IBM方法的发展。 该方法在开发用于模拟不可压缩流动的有效提案中,扩大到可压缩配置。 该模型的主要特征是集成了基于压力的校正的IBM强制,这是从该组动态方程式导出的。 由此产生的IBM方法已集成在CFD平台OpenFoam中可用的各种流量溶剂中。 考虑到越来越复杂性的不同测试用例,已经进行了严格的验证。 将结果与实验性和数值性质的文献中有大量参考进行了比较。 该分析突出了IBM方法的许多有利特性,例如精度,灵活性和计算成本效率。 (c)2018年Elsevier Inc.保留所有权利。

著录项

  • 来源
    《Journal of Computational Physics》 |2018年第2018期|共23页
  • 作者单位

    Univ Poitiers Inst Pprime Dept Fluid Flow Heat Transfer &

    Combust CNRS ENSMA Teleport SP2MI UPR 3346 211 Bd Marie &

    Pierre Curie BP 30179 F-86962 Futuroscope France;

    Univ Poitiers Inst Pprime Dept Fluid Flow Heat Transfer &

    Combust CNRS ENSMA Teleport SP2MI UPR 3346 211 Bd Marie &

    Pierre Curie BP 30179 F-86962 Futuroscope France;

    Aix Marseille Univ CNRS Cent Marseille M2P2 Marseille France;

    Aix Marseille Univ CNRS Cent Marseille M2P2 Marseille France;

    Univ Poitiers Inst Pprime Dept Fluid Flow Heat Transfer &

    Combust CNRS ENSMA Teleport SP2MI UPR 3346 211 Bd Marie &

    Pierre Curie BP 30179 F-86962 Futuroscope France;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 数学物理方法;
  • 关键词

    IBM; Compressible flows; OpenFOAM;

    机译:IBM;可压缩流动;OpenFoam;

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