Delay of vortex ring pinchoff by an imposed bulk counterflow

DOI10.1063/1.1669353zbMath1186.76121OpenAlexW2009289880MaRDI QIDQ3554315

John O. Dabiri, Morteza Gharib

Publication date: 22 April 2010

Published in: Physics of Fluids (Search for Journal in Brave)

Full work available at URL: https://authors.library.caltech.edu/2068/

zbMATH Keywords

vorticesjetsflow simulationvariational techniques

Mathematics Subject Classification ID

Fluid mechanics (76-XX)

Related Items (5)

Development of the trailing shear layer in a starting jet during pinch-off ⋮ Perturbation response and pinch-off of vortex rings and dipoles ⋮ Vortex ring formation for low \(Re\) numbers ⋮ Vortex ring formation process in starting jets with uniform background co- and counter-flow ⋮ Formation regimes of vortex rings in thermals

Cites Work

• Numerical experiments on vortex ring formation
• Energy and velocity of a forming vortex ring
• Statistical equilibrium theory for axisymmetric flows: Kelvin’s variational principle and an explanation for the vortex ring pinch-off process
• The significance of vortex ring formation to the impulse and thrust of a starting jet
• Vortex ring pinchoff in the presence of simultaneously initiated uniform background co-flow
• A universal time scale for vortex ring formation
• The Velocity of Viscous Vortex Rings

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