Flow Mechanics in Ablative Thermal Protection Systems

NN Mansour, F Panerai, J Lachaud… - Annual Review of Fluid …, 2024 - annualreviews.org
Ablative thermal protection systems have experienced renewed interest in the past decade
owing to the retirement of NASA's Space Shuttle fleet and the US presidential mandate to …

Experimental investigation of ablation and pyrolysis processes of carbon-phenolic ablators in atmospheric entry plasmas

B Helber, A Turchi, JB Scoggins, A Hubin… - International Journal of …, 2016 - Elsevier
We study the ablation and transient pyrolysis outgassing of the carbon-phenolic ablators
AQ61 and Asterm in air and nitrogen plasmas. We investigate their resistance to high …

Detailed chemical equilibrium model for porous ablative materials

J Lachaud, T Van Eekelen, JB Scoggins… - International Journal of …, 2015 - Elsevier
Ablative materials are used in thermal protection systems for atmospheric re-entry vehicle
heat shields. A detailed chemical equilibrium heat and mass transport model for porous …

Assessment of a 3D ablation material response model for lightweight quartz fiber reinforced phenolic composite

X Yan, H Huang, Z Fan, C Hong, P Hu - Polymer Composites, 2022 - Wiley Online Library
To understand the ablation mechanism of materials is crucial for the design of thermal
protection system (TPS) for manned reentry vehicles. To investigate the thermal behavior of …

Thermomechanical coupling for charring ablators

R Fu, H Weng, JF Wenk, A Martin - Journal of Thermophysics and Heat …, 2018 - arc.aiaa.org
Thermomechanical analysis of ablative materials is of great importance to the design of
thermal-protection systems. A finite volume method for coupling the mechanical and thermal …

A data-driven adaptive Reynolds-averaged Navier–Stokes k–ω model for turbulent flow

Z Li, H Zhang, SCC Bailey, JB Hoagg… - Journal of Computational …, 2017 - Elsevier
This paper presents a new data-driven adaptive computational model for simulating
turbulent flow, where partial-but-incomplete measurement data is available. The model …

Experimental measurements of the permeability of fibrous carbon at high-temperature

F Panerai, JD White, TJ Cochell, OM Schroeder… - International Journal of …, 2016 - Elsevier
A series of experiments was performed to obtain permeability data on FiberForm®, a
commercial carbon preform used for manufacturing thermal protection systems. A porous …

Arc-jet measurements of low-density ablator spallation

KJ Price, F Panerai, CG Borchetta, JM Hardy… - … Thermal and Fluid …, 2022 - Elsevier
The origin and behavior of particles resulting from the spallation of ablative thermal
protection materials was investigated using an arc-jet wind tunnel. Particle tracking …

Overview of the charring ablator response (char) code

AJ Amar, B Oliver, B Kirk, G Salazar… - 46th AIAA Thermophysics …, 2016 - arc.aiaa.org
Ablation is the process by which a material, when exposed to an extreme thermal
environment, sacrifices mass through thermal and chemical processes such as sublimation …

Numerical investigation of thermal response using orthotropic charring ablative material

H Weng, A Martin - Journal of Thermophysics and Heat Transfer, 2015 - arc.aiaa.org
An orthotropic material model is implemented in a three-dimensional material response
code, and numerically studied for charring ablative material. Model comparison is performed …