Lattice Boltzmann method for fluid–structure interaction in compressible flow

A Bhadauria, B Dorschner, I Karlin - Physics of Fluids, 2021 - pubs.aip.org
We present a two-way coupled fluid–structure interaction scheme for rigid bodies using a
two-population lattice Boltzmann formulation for compressible flows. An arbitrary Lagrangian …

An efficient sliding mesh interface method for high-order discontinuous Galerkin schemes

J Dürrwächter, M Kurz, P Kopper, D Kempf, CD Munz… - Computers & …, 2021 - Elsevier
Sliding meshes are a powerful method to treat deformed domains in computational fluid
dynamics, where different parts of the domain are in relative motion. In this paper, we …

Stable spectral difference approach using Raviart-Thomas elements for 3D computations on tetrahedral grids

A Veilleux, G Puigt, H Deniau, G Daviller - Journal of Scientific Computing, 2022 - Springer
In this paper, the Spectral Difference approach using Raviart-Thomas elements (SDRT) is
formulated for the first time on tetrahedral grids. To determine stable formulations, a Fourier …

A stable Spectral Difference approach for computations with triangular and hybrid grids up to the 6th order of accuracy

A Veilleux, G Puigt, H Deniau, G Daviller - Journal of Computational …, 2022 - Elsevier
In the present paper, a stable Spectral Difference formulation on triangles is defined using a
flux polynomial expressed in the Raviart-Thomas basis up to the sixth-order of accuracy …

An arbitrarily high-order spectral difference method with divergence cleaning (SDDC) for compressible magnetohydrodynamic simulations on unstructured grids

K Chen, C Liang - The Astrophysical Journal, 2022 - iopscience.iop.org
This paper reports a recent development of the high-order spectral difference method with
divergence cleaning (SDDC) for accurate simulations of both ideal and resistive …

A conservative high-order method utilizing dynamic transfinite mortar elements for flow simulations on curved nonconforming sliding meshes

B Zhang, C Liang - Journal of Computational Physics, 2021 - Elsevier
We introduce two concepts in this work: polynomial mortar and transfinite mortar, and apply
them to curved nonconforming sliding meshes. It is shown that, on curved meshes …

[HTML][HTML] High speed flows with particles on demand: Boundary conditions

A Bhadauria, I Karlin - Computers & Fluids, 2024 - Elsevier
The particles on demand (PonD) method is a new kinetic theory model that allows for
simulation of high speed compressible flows. While the standard lattice-Boltzmann method …

Extension of the Spectral Difference method to combustion

T Marchal, H Deniau, JF Boussuge, B Cuenot… - arXiv preprint arXiv …, 2021 - arxiv.org
A Spectral Difference (SD) algorithm on tensor-product elements which solves the reacting
compressible Navier-Stokes equations (NSE) is presented. The classical SD algorithm is …

Extension of the Spectral Difference method to simplex cells and hybrid grids

A Veilleux - 2021 - hal.science
This thesis examines the extension of the Spectral Difference (SD) method on unstructured
hybrid grids involving simplex cells (triangles, tetrahedra) and prismatic elements. The …

High-order numerical simulation of flapping wing for energy harvesting

B Zhang, C Liang - AIAA Aviation 2019 Forum, 2019 - arc.aiaa.org
The energy harvesting performances of an isolated flapping wing and a tandem-
flappingwing system are numerically studied using a high-order flux reconstruction method …