[HTML][HTML] POD analysis of the turbulent boundary layer flow downstream of miniature vortex generators

CI Chan, RC Chin - International Journal of Heat and Fluid Flow, 2023 - Elsevier
In this study we investigate the influence of an array of miniature vortex generators (MVGs)
in a zero-pressure-gradient turbulent boundary layer (ZPG TBL) by means of a large-eddy …

Stabilization of the hypersonic boundary layer by finite-amplitude streaks

J Ren, S Fu, A Hanifi - Physics of Fluids, 2016 - pubs.aip.org
Stabilization of two-dimensional disturbances in hypersonic boundary layer flows by finite-
amplitude streaks is investigated using nonlinear parabolized stability equations. The …

Investigation of the influence of miniature vortex generators on the large-scale motions of a turbulent boundary layer

CI Chan, RC Chin - Journal of Fluid Mechanics, 2022 - cambridge.org
Well resolved large-eddy simulation data are used to study the physical modulation effects
of miniature vortex generators (MVGs) in a moderate Reynolds number zero pressure …

Application of miniature vortex generators for boundary layer transition delay

A Weingaertner, SB Mamidala… - AIAA SCITECH 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0097. vid The efficacy of spanwise
velocity gradients (SVGs) to attenuate the growth of disturbances in a laminar boundary …

[HTML][HTML] Vortex Characterization and Parametric Study of Miniature Vortex Generators and Their Near-Field Boundary Layer Effects

G De Baets, A Szabó, PT Nagy, G Paál… - Applied Sciences, 2024 - mdpi.com
Delaying the onset of laminar-turbulent transition is an attractive method in reducing skin
friction drag, especially on streamlined bodies where Tollmien–Schlichting instabilities are …

[HTML][HTML] Stability analysis of a streaky boundary layer generated by miniature vortex generators

A Szabó, PT Nagy, G De Baets, M Vanierschot… - Computers & Fluids, 2024 - Elsevier
Delaying laminar-turbulent transition is an attractive method to reduce friction drag on
streamlined bodies. In the case of natural transition, in which turbulence is triggered by the …

Decomposition of the Reynolds shear stress in a turbulent boundary layer modified by miniature vortex generators

CI Chan, RC Chin - Physical Review Fluids, 2022 - APS
The investigation of the spanwise modulation of the Reynolds shear stress (RSS)
distributions of a turbulent boundary layer modified by miniature vortex generators (MVGs) is …

Spanwise boundary layer modulations using finite discrete suction for transition delay

SS Sattarzadeh, JHM Fransson - Experiments in Fluids, 2017 - Springer
Discrete suction is deployed in a flat plate boundary layer to create spanwise mean velocity
gradients (SVG) with the goal of delaying the onset of laminar-to-turbulent transition. It is …

[PDF][PDF] Vortex Characteristics of Miniature Vortex Generators: A Numerical Investigation

G De Baets, A Szabó, PT Nagy, G Paál… - Proceedings of the …, 2024 - researchgate.net
Utilizing miniature vortex generators (MVGs) proves to be an effective approach to delay the
laminar-turbulent transition in boundary layer flows and reduce the friction drag by …

Numerical investigation of miniature vortex generators on an airfoil

A Szabó, PT Nagy, M Kulcsár, G de Baets… - 2024 - researchsquare.com
Miniature vortex generators (MVGs) have a large potential to reduce the friction drag by
delaying laminar–turbulent transition in boundary layer flows with attenuating the growth of …