Heat flux predictions for hypersonic flows with an overset near body solver on an adaptive block-structured Cartesian off-body grid
JA McQuaid, C Brehm - Computers & Fluids, 2024 - Elsevier
The manual volume mesh generation process for body-fitted CFD codes can be a time-
intensive process, particularly for complex flight vehicles. The work shown here presents a …
intensive process, particularly for complex flight vehicles. The work shown here presents a …
Finite-rate and equilibrium study of graphite ablation under arc-jet conditions
Arc-jet facilities play a primary role in recreating aerothermal conditions experienced by
atmospheric entry vehicles and are widely used to test the performance of thermal protection …
atmospheric entry vehicles and are widely used to test the performance of thermal protection …
Validation and analysis of a coupled fluid-ablation framework for modeling low-temperature ablator
Ablation of certain highly volatile materials, such as camphor, naphthalene, and dry ice, can
be achieved at relatively mild hypersonic conditions in unheated wind tunnels. This provides …
be achieved at relatively mild hypersonic conditions in unheated wind tunnels. This provides …
Study of a Two-Dimensional Shape Change of Blunt-Body Geometries at Hypersonic Conditions Using Fully Coupled Simulation
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 …
atmospheric entry vehicles use heat shields made of thermal protection materials that ablate …
Simulation of graphite ablation using an overset near body solver on an adaptive block-structured cartesian off-body grid
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 …
ablative environments provides a number of challenges for numerical methods such as …
Numerical assessment of camphor ablation flight relevance in hypersonic wind-tunnel testing
Designing thermal protection systems (TPS) for ballistic reentry capsules requires both
reliable numerical tools and experimental facilities to evaluate surface ablation and its …
reliable numerical tools and experimental facilities to evaluate surface ablation and its …
Study of Graphite Ablation at Arc-Jet Conditions using Finite-Rate and Equilibrium Chemistry Models
Moving at hypersonic speeds through the atmosphere generates immense amount of heat
that triggers thermo-chemical non-equilibrium effects in the flow approaching the vehicle …
that triggers thermo-chemical non-equilibrium effects in the flow approaching the vehicle …
Deviation from equilibrium thermochemistry and aerodynamic heating assumptions in the ablation process of camphor
View Video Presentation: https://doi. org/10.2514/6.2023-3486. vid A heritage approach to
simulate thermal response and ablation of protection materials relies on assumptions of …
simulate thermal response and ablation of protection materials relies on assumptions of …
Numerical Investigation of Fluid-Ablation Interactions for a Mach 5.3 Transitional Boundary Layer Flow Over a 13 Degree Cone
View Video Presentation: https://doi. org/10.2514/6.2023-0476. vid Direct numerical
simulation (DNS) of the laminar-to-turbulent transition process is per-formed over a low …
simulation (DNS) of the laminar-to-turbulent transition process is per-formed over a low …
Numerical investigation of film coefficient approximation for chemically reacting boundary-layer flows
J Cooper, G Salazar, A Martin - Journal of Thermophysics and Heat …, 2023 - arc.aiaa.org
Aerothermal analysis of spacecraft planetary entry is heavily dependent on heritage
engineering models. The film coefficient heat transfer model examined in this paper …
engineering models. The film coefficient heat transfer model examined in this paper …