Theoretical, numerical and experimental study of hypersonic boundary layer transition: Blunt circular cone

J Chen, S Yi, X Li, G Han, Y Zhang, Q Yang… - Applied thermal …, 2021 - Elsevier
This article reviews the hypersonic laminar-turbulent boundary layer transition over a blunt
circular cone under support of the National Key Research and Development Program of …

Achievements obtained for sustained hypersonic flight within the LAPCAT-II project

J Steelant, R Varvill, C Walton, S Defoort… - 20th AIAA international …, 2015 - arc.aiaa.org
APCAT II (Long-Term Advanced Propulsion Concepts and Technologies)[1] is a follow-up of
the previous EC co-funded project LAPCAT [2]. The objective is to develop different vehicle …

Boundary layer transition and linear modal instabilities of hypersonic flow over a lifting body

X Chen, S Dong, G Tu, X Yuan, J Chen - Journal of Fluid Mechanics, 2022 - cambridge.org
Boundary layer transition over a lifting body of 1.6 m length at. The model geometry is the
same as the Hypersonic Transition Research Vehicle designed by the China Aerodynamics …

Investigation of the roughness-induced transition: global stability analyses and direct numerical simulations

JC Loiseau, JC Robinet, S Cherubini… - Journal of Fluid …, 2014 - cambridge.org
The linear global instability and resulting transition to turbulence induced by an isolated
cylindrical roughness element of height) roughness element sustaining only the sinuous …

Secondary instabilities of Görtler vortices in high-speed boundary layer flows

J Ren, S Fu - Journal of Fluid Mechanics, 2015 - cambridge.org
Görtler vortices developed in laminar boundary layer experience remarkable changes when
the flow is subjected to compressibility effects. In the present study, five. The subharmonic …

Distributed roughness effects on transitional and turbulent boundary layers

NR Vadlamani, PG Tucker, P Durbin - Flow, Turbulence and Combustion, 2018 - Springer
A numerical investigation is carried out to study the transition of a subsonic boundary layer
on a flat plate with roughness elements distributed over the entire surface. Post-transition …

Global stability analysis and direct numerical simulation of boundary layers with an isolated roughness element

R Ma, K Mahesh - Journal of Fluid Mechanics, 2022 - cambridge.org
Global stability analysis and direct numerical simulation of boundary layers with an isolated
roughness element Page 1 J. Fluid Mech. (2022), vol. 949, A12, doi:10.1017/jfm.2022.749 Global …

A local scattering theory for the effects of isolated roughness on boundary-layer instability and transition: transmission coefficient as an eigenvalue

X Wu, M Dong - Journal of Fluid Mechanics, 2016 - cambridge.org
This paper is concerned with the rather broad issue of the impact of abrupt changes (such as
isolated roughness, gaps and local suctions) on boundary-layer transition. To fix the idea …

Numerical investigation of distributed roughness effects on separated flow transition over a highly loaded compressor blade

M Wang, X Lu, C Yang, S Zhao, Y Zhang - Physics of Fluids, 2021 - pubs.aip.org
Large eddy simulations were conducted to investigate the effects of distributed roughness
on separated flow transitions over a highly loaded compressor blade at a Reynolds number …

Special issue on the fluid mechanics of hypersonic flight

V Theofilis, S Pirozzoli, P Martin - Theoretical and Computational Fluid …, 2022 - Springer
Flow phenomena on maneuverable vehicles that fly at hypersonic speeds and altitudes that
reach the Earth's upper stratosphere and lower mesosphere pose challenges that …