Measurements of an axisymmetric hypersonic shear-layer instability on a cone-cylinder-flare in quiet flow

EK Benitez, MP Borg, P Paredes, SP Schneider… - Physical Review …, 2023 - APS
Instabilities generated in Mach-6 quiet flow about an axisymmetric cone-cylinder-flare
geometry with a 5∘ half-angle sharp cone were studied in the Boeing/AFOSR Mach-6 Quiet …

Instability measurements on a cone-slice-flap in Mach-6 quiet flow

AA Francis, K Dylewicz, A Klothakis… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
Reattachment behavior and shear-layer instabilities are investigated on a 7° cone, featuring
a slice parallel to its axis and a 20° compression ramp. Experiments and computations were …

Effect of Angle of Attack on Separation Bubble Instability and Transition on a Cone-Slice-Ramp in Mach-6 Quiet Flow

AA Francis, JS Jewell - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
The Boeing/AFOSR Mach-6 Quiet Tunnel (BAM6QT) at Purdue University was used to
investigate the effect of angle of attack on three-dimensional compression-induced shock …

Application of Schlieren Methods to Flared Cone in Mach-6 Quiet Tunnel

ZA McDaniel, JS Jewell - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
Schlieren processing methods are applied to a flared cone geometry in a Mach 6 quiet
tunnel. High speed schlieren videos of laminar and transitional boundary layers over …

Separation and transition on a cone-cylinder-flare: Experimental campaigns

EK Benitez, MP Borg, S Esquieu, C Caillaud… - AIAA SciTech 2024 …, 2024 - arc.aiaa.org
Several experimental campaigns have been conducted across a number of Mach-6 facilities
on the hypersonic flow around a cone-cylinder-flare (CCF) geometry with a 5 ^∘ half-angle …

Instability and transition onset downstream of an axisymmetric separation bubble with sharp and blunt nosetips

EK Benitez, MP Borg, ZA McDaniel… - AIAA Aviation 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-3702. vid A cone-cylinder-flare
model was tested at the Boeing/AFOSR Mach-6 Quiet Tunnel at 0-deg angle of attack …

Separation and Transition on the ROTEX-T Cone-Flare

J Davami, TJ Juliano, A Scholten, P Paredes… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
As part of NATO STO AVT-346 “Predicting Hypersonic Boundary-Layer Transition on
Complex Geometries,” coordinated experimental and computational studies were conducted …

Nosetip bluntness effects on a cone-cylinder-flare at mach 6

EK Benitez, MP Borg, JL Hill - Experiments in Fluids, 2024 - Springer
A cone-cylinder-flare model with sharp and blunt nosetips was tested at the AFRL Mach-6
Ludwieg Tube at a 0\(^{\circ}\) angle of attack. Surface-pressure fluctuation measurements …

Transition to turbulence in hypersonic flow over a compression ramp due to upstream forcing

S Cao, J Hao, P Guo - Journal of Fluid Mechanics, 2024 - cambridge.org
Several transition scenarios are present in a hypersonic compression-ramp flow. In our
previous work (Cao et al., J. Fluid Mech., vol. 941, 2022, p. A8), a complete transition …

Separation and transition on a cone-cylinder-flare: computational investigations

C Caillaud, S Esquieu, A Scholten, P Paredes… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
Base flow computation and stability analysis were conducted for hypersonic flow over a
cone-cylinder-flare (CCF) geometry for conditions that correspond to the experimental runs …