Results 61 to 70 of about 4,037 (156)

The Multi‐Scale Response of the Eddy Kinetic Energy and Transport to Strengthened Westerlies in an Idealized Antarctic Circumpolar Current

open access: yesGeophysical Research Letters
The Southern Ocean's eddy response to changing climate remains unclear, with observations suggesting non‐monotonic changes in eddy kinetic energy (EKE) across scales.
Ran Liu, Guihua Wang, Dhruv Balwada
doaj   +1 more source

The Relationship between Vertical Kinematic Eddy Heat Flux, Air Temperature and Turbulent Kinetic Energy in Atmospheric Boundary Layer: Baghdad City

open access: yesAl-Mustansiriyah Journal of Science
Studying the heat flux in the boundary layer and understanding its relationship to the various atmospheric variables reflects positively on understanding the nature of turbulence in this layer and thus understanding the nature of the spread and movement
Nagham Abbas Mohammed
doaj   +1 more source

Turbulent Kinetic Energy Production in the Vane of a Low-Pressure Linear Turbine Cascade with Incoming Wakes

open access: yesInternational Journal of Rotating Machinery, 2015
Incompressible large eddy simulation and direct numerical simulation of a low-pressure turbine at Re=5.18×104 and 1.48×105 with discrete incoming wakes are analyzed to identify the turbulent kinetic energy generation mechanism outside of the blade ...
V. Michelassi, J. G. Wissink
doaj   +1 more source

Energetic Constraints on Baroclinic Eddy Heat Transport With a Beta Effect in the Laboratory

open access: yesGeophysical Research Letters
Hypotheses involving energetic constraints and the down‐gradient diffusion of heat in eddy parameterization theories are tested by estimating baroclinic eddy transports in rotating annulus laboratory experiments. Particle Imaging Velocimetry measurements
Cheng Qian   +2 more
doaj   +1 more source

Effect of internal vortex structures in nozzles on energy conversion efficiency of self-excited pulsed SC-CO2 jets

open access: yesMeitan xuebao
The utilization of high-speed jet technology to fracture coal bodies and construct gas flow channels within coal seams is a crucial method for enhancing coalbed methane recovery efficiency. The supercritical carbon dioxide (SC-CO2) jet enhances coal-seam
Jianping WEI   +7 more
doaj   +1 more source

Estimation of turbulence dissipation rate by Large eddy PIV method in an agitated vessel

open access: yesEPJ Web of Conferences, 2015
The distribution of turbulent kinetic energy dissipation rate is important for design of mixing apparatuses in chemical industry. Generally used experimental methods of velocity measurements for measurement in complex geometries of an agitated vessel ...
Kysela Bohuš   +4 more
doaj   +1 more source

Assessing the Future ODYSEA Satellite Mission for the Estimation of Ocean Surface Currents, Wind Stress, Energy Fluxes, and the Mechanical Coupling Between the Ocean and the Atmosphere

open access: yesRemote Sensing
Over the past decade, several studies based on coupled ocean–atmosphere simulations have shown that the oceanic surface current feedback to the atmosphere (CFB) leads to a slow-down of the mean oceanic circulation and, overall, to the so-called eddy ...
Marco Larrañaga   +6 more
doaj   +1 more source

Modulation of eddy kinetic energy, temperature variance, and eddy heat fluxes by surface buoyancy forcing

open access: yesOcean Modelling, 2013
Although mesoscale eddies are a ubiquitous feature of the world’s oceans, mechanisms determining their strength and variability remain poorly understood. Here we investigate the effects of surface buoyancy forcing on eddy kinetic energy (EKE), temperature variance, and lateral eddy heat fluxes.
Munday, D.R., Zhai, X.
openaire   +3 more sources

Kinetic Energy Cascade in the Frequency Domain from Satellite Products

open access: yesRemote Sensing
Multiscale oceanic motions continuously transfer kinetic energy across various spatiotemporal scales through kinetic energy cascade. Satellite altimetry offers long-term daily ocean data at 0.25-degree resolution, enabling the analysis of energy cascades
Qianqian Geng   +4 more
doaj   +1 more source

Energetics of the layer-thickness form drag based on an integral identity [PDF]

open access: yesOcean Science, 2006
The vertical redistribution of the geostrophic momentum by the residual effects of pressure perturbations (called the layer-thickness form drag) is investigated using thickness-weighted temporal-averaged mean primitive equations for a continuously ...
H. Aiki, T. Yamagata, T. Yamagata
doaj  

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