Numerical study on the non-equilibrium characteristics of high-speed atmospheric re-entry flow and radiation of aircraft based on fully coupled model

Y Du, S Sun, M Tan, H Huang, C Yan… - Journal of Fluid …, 2023 - cambridge.org
The strong coupling interactions of non-equilibrium flow, microscopic particle collisions and
radiative transitions within the shock layer of hypersonic atmospheric re-entry vehicles …

[PDF][PDF] Numerical study of high-temperature nonequilibrium flow around reentry vehicle coupled with thermal radiation

J Wang, F Han, L Lei, C Lee - Fluid Dyn. Mater. Process, 2020 - cdn.techscience.cn
Accurate aerodynamic heating prediction is of great significance to current manned space
flight and deep space exploration missions. The temperature in the shock layer surrounding …

Hypersonic Turbulent Reacting Flow Simulation of Fire II Re-entry Vehicle

K Sinha, S Reddy - 45th AIAA aerospace sciences meeting and exhibit, 2007 - arc.aiaa.org
Prediction of hypersonic turbulent flow field with non-equilibrium thermo-chemistry around re-
entry vehicles is a challenging task. The predictions error are high due to the uncertainties in …

NUMERICAL SIMULATION OF NON-EQUILIBRIUM FLOW-RADIATION CHARACTERISTICS AT HYPERSONIC SPEEDS

D Yaowen, S Surong, H Heji, M Xian, C Jinwen… - 力学学报, 2023 - lxxb.cstam.org.cn
The convective and radiative heating to which a hypersonic vehicle is subjected during
hypersonic flight may be of comparable order of magnitude, so reasonably accurate …

Numerical simulation of thermochemical non-equilibrium flow-field characteristics around a hypersonic atmospheric reentry vehicle

M Yu, Z Qiu, B Zhong, Y Takahashi - Physics of fluids, 2022 - pubs.aip.org
A multi-physics thermochemical non-equilibrium model is established to study the flow
characteristics of the plasma sheath around an atmospheric reentry demonstrator. This …

Flow field radiation characteristics extraction and analysis of the re-entry orbital test vehicle

XX Song, S Zhang, B Chen, JF Zhang… - Aerospace Science and …, 2024 - Elsevier
Aiming at processes of radiation emission and absorption of high-temperature non-
equilibrium flow field gas at various energy level states, the present work extracts the flow …

Modelling thermochemical nonequilibrium during atmospheric re-entry

T Piskin, S Eyi - 51st AIAA/SAE/ASEE Joint Propulsion Conference, 2015 - arc.aiaa.org
The gravitational acceleration yields high speed and high energetic re-entries; therefore,
temperature values reach enormous degrees. Modelling high speed hypersonic flow such …

Numerical study of hypersonic flows over reentry configurations with different chemical nonequilibrium models

J Hao, J Wang, C Lee - Acta Astronautica, 2016 - Elsevier
Abstract Effects of two different 11-species chemical reaction models on hypersonic reentry
flow simulations are numerically investigated. These two models were proposed by Gupta …

Closely coupled flowfield-radiation interactions during hypersonic reentry

AM Feldick, MF Modest, DA Levin - Journal of thermophysics and heat …, 2011 - arc.aiaa.org
HIGH-SPEED atmospheric entry of both manned and unmanned vehicles, or missions that
use aerobraking to manipulate vehicle trajectories, can lead to high levels of radiative …

Assessment of radiative heating for hypersonic earth reentry using nongray step models

X Yang, J Wang, Y Zhou, K Sun - Aerospace, 2022 - mdpi.com
Accurate prediction of the aerothermal environment is of great significance to space
exploration and return missions. The canonical Fire II trajectory points are simulated to …