2020Journal of Fluid MechanicsOpen access

Evolution of a vortex in a strongly stratified shear flow. Part 2. Numerical simulations

Paul Billant, Julien Bonnici

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Abstract

We conduct direct numerical simulations of an initially vertical Lamb–Oseen vortex in an ambient shear flow varying sinusoidally along the vertical in a stratified fluid. The Froude number although this is beyond its expected range of validity.

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What this paper is about

We conduct direct numerical simulations of an initially vertical Lamb–Oseen vortex in an ambient shear flow varying sinusoidally along the vertical in a stratified fluid. The Froude number although this is beyond its expected range of validity.

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Available abstract

We conduct direct numerical simulations of an initially vertical Lamb–Oseen vortex in an ambient shear flow varying sinusoidally along the vertical in a stratified fluid. The Froude number although this is beyond its expected range of validity.

Key concepts: Vortex, Mechanics, Stratified flows, Shear flow, Stratified flow, Shear (geology), Flow (mathematics), Geology

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