Direct numerical simulation of hydrodynamic instabilities in two- and three-dimensional viscoelastic free shear layers

DOI10.1016/S0377-0257(98)00095-0zbMath0946.76020OpenAlexW2050180037MaRDI QIDQ1303039

Satish Kumar, G. M. Homsy

Publication date: 17 October 2000

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

Full work available at URL: https://doi.org/10.1016/s0377-0257(98)00095-0

zbMATH Keywords

vorticity concentrationsecondary instabilityfree shear layersspatially periodic flowaddition of polymerpolymer stress gradientsroll-up instabilityviscoelastic FENE-P modelviscoelastic quasi-steady state

Mathematics Subject Classification ID

Viscoelastic fluids (76A10) Parallel shear flows in hydrodynamic stability (76E05)

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Effects of viscoelasticity in the high Reynolds number cylinder wake ⋮ Non-modal stability analysis of miscible viscous fingering with non-monotonic viscosity profiles ⋮ Polymer chain dynamics in Newtonian and viscoelastic turbulent channel flows ⋮ Viscoelastic effects on the stability of wall-bounded shear flows ⋮ Centrifugal instability of semidilute non-Brownian fiber suspensions ⋮ Simulations of three-dimensional viscoelastic flows past a circular cylinder at moderate Reynolds numbers ⋮ Floquet stability analysis of viscoelastic flow over a cylinder ⋮ The dynamics of spanwise vorticity perturbations in homogeneous viscoelastic shear flow ⋮ The steady laminar planar mixing layer flow of viscoelastic FENE-P fluids

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