Variation of leading-edge suction during stall for unsteady aerofoil motions

DOI10.1017/jfm.2020.467zbMath1460.76217OpenAlexW3048726357MaRDI QIDQ5115983

Shreyas Narsipur, Pranav Hosangadi, Jack R. Edwards, Ashok Gopalarathnam

Publication date: 21 August 2020

Published in: Journal of Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/jfm.2020.467

zbMATH Keywords

vortex dynamicsvortex sheddingboundary layer separation

Mathematics Subject Classification ID

Navier-Stokes equations for incompressible viscous fluids (76D05) Boundary-layer theory, separation and reattachment, higher-order effects (76D10) General aerodynamics and subsonic flows (76G25) Viscous vortex flows (76D17)

Related Items (6)

Analysis of the onset and evolution of a dynamic stall vortex on a periodic plunging aerofoil ⋮ Airfoil-like mechanics generate thrust on the anterior body of swimming fishes ⋮ Geometric-control formulation and averaging analysis of the unsteady aerodynamics of a wing with oscillatory controls ⋮ Theoretical and experimental investigation of an unsteady airfoil in the presence of external flow disturbances ⋮ Critical indicators of dynamic stall vortex ⋮ A vorticity-based criterion to characterise leading edge dynamic stall onset

Uses Software

• Spalart-Allmaras

Cites Work

• Unnamed Item
• An investigation of interface-sharpening schemes for multi-phase mixture flows
• Low-Speed Aerodynamics
• Stall onset on aerofoils at low to moderately high Reynolds number flows
• A discrete vortex method for the non-steady separated flow over an airfoil
• Effects of compressibility, pitch rate, and Reynolds number on unsteady incipient leading-edge boundary layer separation over a pitching airfoil
• On the leading-edge suction and stagnation-point location in unsteady flows past thin aerofoils
• Unsteady aerodynamics and vortex-sheet formation of a two-dimensional airfoil
• Leading-Edge Vortices: Mechanics and Modeling
• Numerical investigation of the effect of airfoil thickness on onset of dynamic stall
• Viscous extension of potential-flow unsteady aerodynamics: the lift frequency response problem

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