Shock-induced heating and transition to turbulence in a hypersonic boundary layer

L Fu, M Karp, ST Bose, P Moin, J Urzay - Journal of Fluid Mechanics, 2021 - cambridge.org
The interaction between an incident shock wave and a Mach-6 undisturbed hypersonic
laminar boundary layer over a cold wall is addressed using direct numerical simulations …

Effect of convective schemes in wall-resolved and wall-modeled LES of compressible wall turbulence

F De Vanna, G Baldan, F Picano, E Benini - Computers & Fluids, 2023 - Elsevier
The current study discusses how numerical schemes and discretization approaches affect
wall-resolved and wall-modeled LES outcomes. A turbulent boundary layer setup over a flat …

An immersed boundary method for wall-modeled large-eddy simulation of turbulent high-Mach-number flows

W van Noordt, S Ganju, C Brehm - Journal of Computational Physics, 2022 - Elsevier
The excessive computational resource requirements for direct numerical simulation (DNS)
and wall-resolved large eddy simulation (LES) make these methods intractable for …

Wall-modeled LES of shock-wave/boundary layer interaction

F De Vanna, M Bernardini, F Picano, E Benini - International Journal of …, 2022 - Elsevier
The present paper discusses the physical reliability of turbulence modeling in an adverse
pressure gradient wall flow setup at moderate/high Reynolds number by comparing wall …

Wall-modeled LES of flow over a Gaussian bump

PS Iyer, MR Malik - AIAA Scitech 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-1438. vid We perform wall-
modeled large eddy simulations (WMLES) of turbulent flow over a Gaussian-shaped bump …

Fully-coupled simulation of low temperature ablator and hypersonic flow solver

AL Zibitsker, J McQuaid, C Brehm, A Martin - AIAA SciTech 2022 Forum, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-0676. vid Interaction between
physical systems in nature occur seamlessly, where two or more processes affect each other …

[HTML][HTML] On the coupling between wall-modeled LES and immersed boundary method towards applicative compressible flow simulations

F De Vanna, G Baldan, F Picano, E Benini - Computers & Fluids, 2023 - Elsevier
The current work presents an innovative numerical technique for high-Reynolds/high-Mach
number compressible flow simulations in complex configurations. In particular, the research …

Prediction of aerothermal characteristics of a generic hypersonic inlet flow

L Fu, S Bose, P Moin - Theoretical and Computational Fluid Dynamics, 2022 - Springer
Accurate prediction of aerothermal surface loading is of paramount importance for the
design of high-speed flight vehicles. In this work, we consider the numerical solution of …

Study of a Two-Dimensional Shape Change of Blunt-Body Geometries at Hypersonic Conditions Using Fully Coupled Simulation

AL Zibitsker, JA McQuaid, C Brehm… - AIAA AVIATION 2022 …, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-4006. vid The majority of
atmospheric entry vehicles use heat shields made of thermal protection materials that ablate …

Wall-modeled large eddy simulation of high speed flows

BR Mettu, PK Subbareddy - AIAA journal, 2022 - arc.aiaa.org
The use of wall-modeled large-eddy simulation (WMLES) is explored in the context of
compressible flows with a focus on cold-wall boundary layers and flows with shock-induced …