Insights into the turbulent flow of dense gases through high-fidelity simulations

P Cinnella, X Gloerfelt - Computers & Fluids, 2023 - Elsevier
This article reviews recent advances in the understanding of turbulent flows of non-ideal
gases through the use of high-fidelity direct and large eddy simulations. In particular, the …

Nonideal Compressible Fluid Dynamics of Dense Vapors and Supercritical Fluids

A Guardone, P Colonna, M Pini… - Annual Review of Fluid …, 2024 - annualreviews.org
The gas dynamics of single-phase nonreacting fluids whose thermodynamic states are close
to vapor-liquid saturation, close to the vapor-liquid critical point, or in supercritical conditions …

Compressibility effects on statistics and coherent structures of compressible turbulent mixing layers

X Wang, J Wang, S Chen - Journal of Fluid Mechanics, 2022 - cambridge.org
The effects of compressibility on the statistics and coherent structures of a temporally
developing mixing layer are studied using numerical simulations at convective Mach …

A priori analysis of subgrid-scale terms in compressible transcritical real gas flows

A Giauque, A Vadrot, P Errante, C Corre - Physics of Fluids, 2021 - pubs.aip.org
Of interest to the research community dealing with real gas flows, this study analyzes the
influence of the physical complexity of real gases on the amplitude of subgrid-scale (SGS) …

A priori test of Large-Eddy Simulation models for the Sub-Grid Scale turbulent stress tensor in perfect and transcritical compressible real gas Homogeneous Isotropic …

A Giauque, C Giguet, A Vadrot, C Corre - Computers & Fluids, 2024 - Elsevier
In this study, the focus lies on the modeling of the subgrid-scale stress tensor in the context
of real gas flows. By conducting tests on perfect and dense gas configurations using six …

High-fidelity numerical investigation of a real gas annular cascade with experimental validation

A Giauque, D Schuster, C Corre - Physics of Fluids, 2023 - pubs.aip.org
This study aims at investigating real gas flow in the complex geometry of the Cambridge
University annular turbine cascade using numerical simulations. The objectives include …

[HTML][HTML] Investigation of non-ideal effects in compressible boundary layers of dense vapors through direct numerical simulations

F Tosto, A Wheeler, M Pini - Physics of Fluids, 2024 - pubs.aip.org
In this work, we present an investigation about the sources of dissipation in adiabatic
boundary layers of non-ideal compressible fluid flows. Direct numerical simulations (DNS) of …

Assessment of density and compressibility corrections for RANS simulations of real gas flows using SU2

D Schuster, Y Ince, A Giauque, C Corre - International Seminar on Non …, 2022 - Springer
Abstract Reynolds-averaged Navier-Stokes (RANS) simulations are performed for turbulent
perfect and real gas flows (supersonic flat plate and compressible mixing layer) with …

Development, validation and application of an ANN-Based large eddy simulation subgrid-scale turbulence model for dense gas flows

A Giauque, A Vadrot, C Corre - … Seminar on Non-Ideal Compressible-Fluid …, 2022 - Springer
Using a DNS database (available to the NICFD research community) including
homogeneous isotropic turbulence (HIT), mixing layers and channel flows, the authors have …

Turbulent mixing in transcritical and supercritical carbon-dioxide free-shear and boundary layer flows

H Song, A Chandra, S Dai, AS Ghate… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
Supercritical fluids are used in numerous existing and developing energy technologies. The
accuracy of turbulence models used with supercritical fluids is not well established due to a …