Flows over periodic hills of parameterized geometries: A dataset for data-driven turbulence modeling from direct simulations
Computational fluid dynamics models based on Reynolds-averaged Navier–Stokes
equations with turbulence closures still play important roles in engineering design and …
equations with turbulence closures still play important roles in engineering design and …
[HTML][HTML] Xcompact3D: An open-source framework for solving turbulence problems on a Cartesian mesh
Xcompact3D is a Fortran 90–95 open-source framework designed for fast and accurate
simulations of turbulent flows, targeting CPU-based supercomputers. It is an evolution of the …
simulations of turbulent flows, targeting CPU-based supercomputers. It is an evolution of the …
4D large scale variational data assimilation of a turbulent flow with a dynamics error model
We present a variational assimilation technique (4D-Var) to reconstruct time resolved
incompressible turbulent flows from measurements on two orthogonal 2D planes. The …
incompressible turbulent flows from measurements on two orthogonal 2D planes. The …
[HTML][HTML] Immersed boundary method for high-order flux reconstruction based on volume penalization
J Kou, S Joshi, A Hurtado-de-Mendoza, K Puri… - Journal of …, 2022 - Elsevier
In the last decade, there has been a lot of interest in developing high-order methods as a
viable option for unsteady scale-resolving-simulations which are increasingly important in …
viable option for unsteady scale-resolving-simulations which are increasingly important in …
Viscous and hyperviscous filtering for direct and large-eddy simulation
E Lamballais, RV Cruz, R Perrin - Journal of Computational Physics, 2021 - Elsevier
This work is dedicated to the solution filtering technique for performing direct and large-eddy
simulation. It is shown that this approach is equivalent to the use of spectral viscosity as a …
simulation. It is shown that this approach is equivalent to the use of spectral viscosity as a …
A simple and scalable immersed boundary method for high-fidelity simulations of fixed and moving objects on a Cartesian mesh
AE Giannenas, S Laizet - Applied Mathematical Modelling, 2021 - Elsevier
A simple and scalable Immersed Boundary Method based on cubic spline reconstructions is
presented for high-fidelity simulations of immersed objects in a turbulent flow on a Cartesian …
presented for high-fidelity simulations of immersed objects in a turbulent flow on a Cartesian …
Physical/numerical duality of explicit/implicit subgrid-scale modelling
R Vicente Cruz, E Lamballais - Journal of Turbulence, 2023 - Taylor & Francis
The development of implicit approaches has prompted debate on the actual usefulness of
any explicit subgrid-scale modelling in large-eddy simulation. This question is addressed …
any explicit subgrid-scale modelling in large-eddy simulation. This question is addressed …
[HTML][HTML] Eigensolution analysis of immersed boundary method based on volume penalization: applications to high-order schemes
J Kou, A Hurtado-de-Mendoza, S Joshi… - Journal of …, 2022 - Elsevier
This paper presents eigensolution and non-modal analyses for immersed boundary
methods (IBMs) based on volume penalization for the linear advection equation. This …
methods (IBMs) based on volume penalization for the linear advection equation. This …
Stratified inclined duct: direct numerical simulations
The stratified inclined duct (SID) experiment consists of a zero-net-volume exchange flow in
a long tilted rectangular duct, which allows the study of realistic stratified shear flows with …
a long tilted rectangular duct, which allows the study of realistic stratified shear flows with …
Coarse large-eddy simulations in a transitional wake flow with flow models under location uncertainty
The focus of this paper is to perform coarse-grid large-eddy simulation (LES) using recently
developed sub-grid scale (SGS) models of cylinder wake flow at Reynolds number (Re) of …
developed sub-grid scale (SGS) models of cylinder wake flow at Reynolds number (Re) of …