Enhanced dissipation for quasi-geostrophic motion over small-scale topography

DOI10.1017/S0022112099007430zbMath0956.76095OpenAlexW2041146601MaRDI QIDQ4496516

Jacques Vanneste

Publication date: 19 March 2001

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

Full work available at URL: https://doi.org/10.1017/s0022112099007430

zbMATH Keywords

viscous dissipationEkman frictionaveraged equation of motionadditional dissipative termlarge-scale small-amplitude oceanic motionsmall-scale topographytwo-dimensional quasi-geostrophic model

Mathematics Subject Classification ID

Hydrology, hydrography, oceanography (86A05) General theory of rotating fluids (76U05)

Related Items (10)

A generalized theory of flow forcing by rough topography ⋮ Quasigeostrophic equations for fractional powers of infinitesimal generators ⋮ Spin-down of a baroclinic vortex by irregular small-scale topography ⋮ Roughness-induced effects on the quasi-geostrophic model ⋮ Spin-down of a barotropic vortex by irregular small-scale topography ⋮ The sandpaper theory of flow–topography interaction for homogeneous shallow-water systems ⋮ Thermohaline layering on the microscale ⋮ On some homogenization problems from shallow water theory ⋮ Wave propagation in rotating shallow water in the presence of small-scale topography ⋮ Control of baroclinic instability by submesoscale topography

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