Fluid motions in the presence of strong stable stratification

JJ Riley, MP Lelong - Annual review of fluid mechanics, 2000 - annualreviews.org
▪ Abstract We review the dynamics of stably stratified flows in the regime in which the Froude
number is considered small and the Rossby number is of order one or greater. In particular …

Wake signature detection

GR Spedding - Annual review of fluid mechanics, 2014 - annualreviews.org
An accumulated body of quantitative evidence shows that bluff-body wakes in stably
stratified environments have an unusual degree of coherence and organization, so …

[图书][B] The turbulent ocean

SA Thorpe - 2005 - books.google.com
The subject of ocean turbulence is in a state of discovery and development with many
intellectual challenges. This book describes the principal dynamic processes that control the …

[图书][B] Fluid flow phenomena: a numerical toolkit

P Orlandi - 2012 - books.google.com
This book deals with the simulation of the incompressible Navier-Stokes equations for
laminar and turbulent flows. The book is limited to explaining and employing the finite …

Numerical investigations of flow over a sphere in the subcritical and supercritical regimes

G Constantinescu, K Squires - Physics of fluids, 2004 - pubs.aip.org
The flow field around a sphere in an uniform flow has been analyzed numerically for
conditions corresponding to the subcritical (laminar separation) and supercritical (turbulent …

Wakes and free surface signatures of a generic submarine in the homogeneous and linearly stratified fluid

F Huang, Q Meng, L Cao, D Wan - Ocean Engineering, 2022 - Elsevier
In this paper, a generic submarine Joubert BB2 model travels both in the homogenous and
linearly stratified fluid are simulated and investigated. The stable stratification of background …

LES and DES investigations of turbulent flow over a sphere at Re= 10,000

GS Constantinescu, KD Squires - Flow, Turbulence and Combustion, 2003 - Springer
Abstract Large Eddy Simulation (LES) using a dynamic Smagorinsky type subgridstress
(SGS) model and Detached Eddy Simulation (DES) are applied toprediction and …

The evolution of initially turbulent bluff-body wakes at high internal Froude number

GR Spedding - Journal of Fluid Mechanics, 1997 - cambridge.org
Coherent vortex structures are formed in the late wakes of towed spheres for all values of the
internal Froude number, F≡ 2U/ND∈[10, 240](U is the body speed, D its diameter, and N is …

A comparative study of self-propelled and towed wakes in a stratified fluid

KA Brucker, S Sarkar - Journal of Fluid Mechanics, 2010 - cambridge.org
Direct numerical simulations (DNS) of axisymmetric wakes with canonical towed and self-
propelled velocity profiles are performed at Re= 50 000 on a grid with approximately 2 …

Turbulence, similarity scaling and vortex geometry in the wake of a towed sphere in a stably stratified fluid

GR Spedding, FK Browand… - Journal of Fluid …, 1996 - cambridge.org
Late wakes (Nt> 20) of towed spheres in a stably stratified fluid were analysed in a plane
using a reliable, customized DPIV technique that provides sufficient spatial and temporal …