Sensitivity analysis and determination of free relaxation parameters for the weakly-compressible MRT–LBM schemes

Article, Preprint English OPEN
Xu, Hui; Malaspinas, Orestis; Sagaut, Pierre;
(2012)
  • Publisher: Elsevier
  • Related identifiers: doi: 10.1016/j.jcp.2012.07.005
  • Subject: Eigenvalue distribution | Computational aeroacoustics | Physics - Computational Physics | BGK-LBM | Physics - Fluid Dynamics | [ SPI.MECA.MEFL ] Engineering Sciences [physics]/Mechanics [physics.med-ph]/Fluids mechanics [physics.class-ph] | Group velocity | [SPI.MECA.MEFL]Engineering Sciences [physics]/Mechanics [physics.med-ph]/Fluids mechanics [physics.class-ph] | MRT–LBM | Sensitivity | Dispersion | Dissipation | Von Neumann analysis
    arxiv: Physics::Computational Physics | Nonlinear Sciences::Cellular Automata and Lattice Gases

International audience; Lattice Boltzmann methods (LBMs) are very efficient for computational fluid dynamics, and for capturing the dynamics of weak acoustic fluctuations. It is known that multi-relaxation-time lattice Boltzmann method (MRT–LBM) appears as a very robust... View more
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