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 …

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] Assessment of immersed boundary methods for hypersonic flows with gas–surface interactions

AO Başkaya, M Capriati, A Turchi, T Magin, S Hickel - Computers & Fluids, 2024 - Elsevier
The efficacy of immersed boundary (IB) methods with adaptive mesh refinement (AMR)
techniques is assessed in the context of atmospheric entry applications, including effects of …

Verification and validation of immersed boundary solvers for hypersonic flows with gas-surface interactions

AO Baskaya, M Capriati, D Ninni, F Bonelli… - AIAA Aviation 2022 …, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-3276. vid During atmospheric
entry, the flow environment around capsules or space debris is characterized by complex …

Assessment of linear methods for analysis of boundary layer instabilities on a finned cone at mach 6

D Araya, N Bitter, BM Wheaton, O Kamal… - AIAA Aviation 2022 …, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-3247. vid Boundary-layer
instabilities of a finned cone at Mach= 6, Re= 8.4 x 10^ 6/m, and zero incidence angle are …

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 …

Heat flux predictions for high speed flows with an immersed boundary method

JA McQuaid, A Zibitsker, A Martin, C Brehm - AIAA Aviation 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-3145. vid The accurate prediction
of surface heating loads on atmospheric entry vehicles is crucial in the design of thermal …

Simulation of graphite ablation using an overset near body solver on an adaptive block-structured cartesian off-body grid

JA McQuaid, AL Zibitsker, A Martin… - AIAA Aviation 2022 Forum, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-4088. vid The simulation of
ablative environments provides a number of challenges for numerical methods such as …

A ghost-point immersed boundary method for compressible flows with moving body and conjugate heat transfer

T Wang, D Zhang, Z Yu - International Journal of Heat and Mass Transfer, 2025 - Elsevier
In this study, a new finite-difference-based ghost-point immersed boundary method (IBM) is
developed for the simulation of compressible flows with stationary or moving bodies. A third …

Simulated Focused Laser Differential Interferometry of the Hypersonic Second-Mode Instability

EK Benitez, MP Borg, SD Dungan, C Brehm… - AIAA SciTech 2025 …, 2025 - arc.aiaa.org
This paper presents a computational study of double focused laser differential interferometry
(D-FLDI) measurements related to the second (Mack) mode instability. High-fidelity direct …