Progress in flight tests of hypersonic boundary layer transition

G Tu, J Chen, X Yuan, Q Yang, M Duan, Q Yang… - Acta Mechanica …, 2021 - Springer
Boundary layer transition (BLT) can cause a sharp rise in heat flux and skin friction, which
can seriously affect the flight performance and safety of hypersonic flight vehicles. Therefore …

Experimental control of swept-wing transition through base-flow modification by plasma actuators

S Yadala, MT Hehner, J Serpieri, N Benard… - Journal of Fluid …, 2018 - cambridge.org
Control of laminar-to-turbulent transition on a swept-wing is achieved by base-flow
modification in an experimental framework, up to a chord Reynolds number of 2.5 million …

Adjoint-based robust optimization design of laminar flow airfoil under flight condition uncertainties

Y Chen, H Rao, N Xiong, J Fan, Y Shi… - Aerospace Science and …, 2023 - Elsevier
Due to the high sensitivity of laminar wings to uncertain factors, although there have been a
lot of engineering application attempts, so far laminar flow technology has not been …

Linear Stability Investigation of Cross-Flow Instability for a Supersonic Swept Wing with a Biconvex Airfoil

AP Haas, C Hader, HF Fasel - AIAA Aviation 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-2848. vid The linear disturbance
development of cross-flow instability for compressible flows on infinite span swept wings …

Experimental and theoretical study of swept-wing boundary-layer instabilities. Unsteady crossflow instability

VI Borodulin, AV Ivanov, YS Kachanov… - Physics of …, 2019 - pubs.aip.org
Extensive combined experimental and theoretical investigations of the linear evolution of
unsteady (in general) Cross-Flow (CF) and three-dimensional (3D) Tollmien-Schlichting …

Control of a swept-wing boundary layer using ring-type plasma actuators

N Shahriari, MR Kollert, A Hanifi - Journal of Fluid Mechanics, 2018 - cambridge.org
Application of ring-type plasma actuators for control of laminar–turbulent transition in a
swept-wing boundary layer is investigated thorough direct numerical simulations. These …

Plasma-based forcing strategies for control of crossflow instabilities

S Yadala, MT Hehner, J Serpieri, N Benard, M Kotsonis - AIAA Journal, 2021 - arc.aiaa.org
The present work experimentally investigates two forcing strategies toward controlling
stationary crossflow instability (CFI) induced transition manifesting on a swept wing at …

Investigation of stationary-crossflow-instability induced transition with the temperature-sensitive paint method

J Lemarechal, M Costantini, C Klein, MJ Kloker… - … Thermal and Fluid …, 2019 - Elsevier
Abstract The Temperature-Sensitive Paint (TSP) method is used for surface-based flow
visualizations on a swept-wing wind-tunnel model with a generic natural laminar-flow airfoil …

Stationary crossflow vortices near the leading edge of three-dimensional boundary layers: the role of non-parallelism and excitation by surface roughness

A Butler, X Wu - Journal of Fluid Mechanics, 2018 - cambridge.org
Non-parallelism, ie the effect of the slow variation of the boundary-layer flow in the
chordwise and spanwise directions, in general produces a higher-order correction to the …

The impact of static and dynamic roughness elements on flow separation

P Servini, FT Smith, AP Rothmayer - Journal of Fluid Mechanics, 2017 - cambridge.org
The use of static or dynamic roughness elements has been shown in the past to delay the
separation of a laminar boundary layer from a solid surface. Here, we examine analytically …