[HTML][HTML] Re-entry survival analysis and ground risk assessment of space debris considering by-products generation

SH Park, JN Laboulais, P Leyland, S Mischler - Acta Astronautica, 2021 - Elsevier
Abstract Space debris that re-enter the Earth's atmosphere can be partially or fully ablated
along the trajectory path after hitting the atmosphere layers, once these become denser …

Separation process of multi-spheres in hypersonic flow

SH Park, G Park - Advances in Space Research, 2020 - Elsevier
The separation process of multi-spheres in hypersonic flow has been experimentally
investigated. The experiments were conducted in a shock tunnel at a nominal freestream …

Overview of flow diagnosis in a shock tunnel

I Kim, S Lee, G Park, JK Lee - International Journal of Aeronautical …, 2017 - koreascience.kr
In this work, an overview of flow diagnosis in a shock tunnel is made by means of using
established techniques that are easy to setup, economical to arrange, and simple to …

Experimental study of separation behavior of two bodies in hypersonic flow

SH Park, J Kim, I Choi, G Park - Acta Astronautica, 2021 - Elsevier
The separation behavior of two bodies was experimentally investigated in a shock tunnel.
Simple-shaped bodies, including a cylinder, cube, and sphere, with a size of 3 or 5 mm were …

Wall temperature and bluntness effects on hypersonic laminar separation at a compression corner

D Exposito, SL Gai, AJ Neely - Journal of Fluid Mechanics, 2021 - cambridge.org
This paper describes a numerical investigation on the effects of wall temperature and
leading-edge bluntness on hypersonic laminar separation induced by a finite-span …

Effect of Oxygen Dissociation on Nitric Oxide Ultraviolet Emissions

IT Karpuzcu, MP Jouffray, DA Levin - Journal of Thermophysics and …, 2023 - arc.aiaa.org
Hypersonic flow over a cylinder was modeled using the direct simulation Monte Carlo
method to study how nitric oxide (NO) Ultraviolet emission profiles are a test of high-fidelity …

Laminar hypersonic leading edge separation–a numerical study

A Khraibut, SL Gai, LM Brown, AJ Neely - Journal of Fluid Mechanics, 2017 - cambridge.org
This paper describes laminar hypersonic leading edge separation. Such a configuration of
separated flow was originally studied by Chapman et al.(NACA Tech. Rep. 1356, 1958) at …

Direct simulation Monte Carlo computations and experiments on leading-edge separation in rarefied hypersonic flow

R Prakash, LM Le Page, LP McQuellin… - Journal of Fluid …, 2019 - cambridge.org
A comprehensive study of the fundamental characteristics of leading-edge separation in
rarefied hypersonic flows is undertaken and its salient features are elucidated. Separation of …

Interaction theory of hypersonic laminar near-wake flow behind an adiabatic circular cylinder

WS Hinman, CT Johansen - Shock Waves, 2016 - Springer
The separation and shock wave formation on the aft-body of a hypersonic adiabatic circular
cylinder were studied numerically using the open source software OpenFOAM. The …

Base flow of circular cylinder at hypersonic speeds

G Park, SL Gai, AJ Neely - AIAA Journal, 2016 - arc.aiaa.org
The paper presents a computational and an experimental investigation of base flow of a
circular cylinder at hypersonic speeds. Effects of chemistry and wall temperature on the flow …