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On the Generation of Mesoscale Eddies and their Contribution to the Oceanic General Circulation. II. A Parameter Study
Mesoscale Eddies Oceanic General Circulation Parameter Study
2009/3/24
In this investigation the wind-driven ocean circulation theories are extended to include mesoscale eddies as an integral part of the general circulation of the ocean. A two-layer numerical model of oc...
On the Generation of Mesoscale Eddies and their Contribution to the Oceanic General Circulation. I. A Preliminary Numerical Experiment
Mesoscale Eddies Oceanic General Circulation Preliminary Numerical Experiment
2009/3/24
Numerical experiments on the wind-driven ocean circulation in a closed basin show that mesoscale eddies can appear spontaneously during the integration of the equations of motion for a baroclinic ocea...
Eddies and the General Circulation of an Idealized oceanic Gyre：A Wind and Thermally Driven Primitive Equation Numerical Experiment
General Circulation Idealized oceanic Gyre Equation Numerical Experiment
2009/3/7
We present the results of a multi-level, constant depth, primitive equation general ocean numerical circulation simulation with mesoscale resolution. A single mid-latitude model gyre is driven by wind...
The Stability of Ocean Currents in Eddy-Resolving General Circulation Models
Ocean Currents Eddy-Resolving General Circulation Models
2009/2/23
The stability of currents generated in an oceanic eddy-resolving general circulation model EGCM (Holland, 1978) is investigated by solving the eigenvalue problem associated with the finite-difference ...
The Role of Mesoscale Eddies in the General Circulation of the Ocean—Numerical Experiments Using a Wind-Driven Quasi-Geostrophic Model
Mesoscale Eddies Ocean—Numerical Experiments General Circulation
2009/2/23
Results from a two-layer, quasi-geostrophic, general circulation model of the ocean with fine horizontal resolution are presented. As in Holland and Lin (1975a.b), mesoscale eddies spontaneously arise...
A General Circulation Experiment with a Coupled Atmosphere, Ocean and Sea Ice Model
general circulation model National Center for Atmospheric Research
2009/2/19
This paper describes the construction and results of a comprehensive, three-dimensional general circulation model (GCM) of the earth's climate. The model, developed at the National Center for Atmosphe...
The General Circulation and Meridional Heat Transport of the Subtropical South Atlantic Determined by Inverse Methods
North Atlantic Deep Water General Circulation Meridional Heat Transport
2009/2/10
Using hydrographic data of the IGY and METEOR expeditions, the inverse method of Wunsch (1978) has been applied to the subtropical South Atlantic Ocean to determine its general circulation and meridio...
North Atlantic Potential Vorticity and Its Relation to the General Circulation
Atlantic Potential Vorticity General Circulation
2009/2/8
Maps and sections of the large-scale North Atlantic potential vorticity q are presented. Here q is fdρ/dz, where f is the Coriolis frequency, ρ the potential density and z the vertical coordinate. The...
Diagnostic Calculation of the General Circulation in the South Atlantic Bight
Diagnostic Calculation South Atlantic Bight General Circulation
2009/2/8
A diagnostic calculation that involves integration of the geostrophic equations for total transport along contours of constant planetary potential vorticity (f/H) is described and applied to the South...
The General Circulation in a Dissipative Ocean Basin with Longshore Wind Stresses
Dissipative Ocean Basin Longshore Wind Stresses western boundary current
2009/2/6
Solutions of the Stommel equation are presented which take the form of free waves in the interior of the ocean basin, driven by convergences and divergences in coastal transports brought about by the ...
Weak Interactions of Equatorial Waves in a One-Layer Model. Part I：General Properties
Weak Interactions General Properties Equatorial Waves
2009/2/5
Dispersive equatorial waves are labeled by the zonal slowness s, the meridional quantum number n and the vertical separation constant c. The slowness (reciprocal of phase speed) is a variable more use...
Wind Direction and Equilibrium Mixed Layer Depth：General Theory
Wind Direction Equilibrium Mixed Layer Depth General Theory
2009/1/16
A usually neglected Coriolis term in the turbulent kinetic energy budget of the ocean surface mixed layer is examined for the special case of a steady-state mixed layer depth with no entrainment. In t...
Data Constraints Applied to Models of the Ocean General Circulation. Part I：The Steady Case
Data Constraints Ocean General Circulation Steady Case
2009/1/13
In this work we take a first step in the process of assimilating data into models of the ocean general circulation. The goals is not prediction but rather understanding how the data insertion process ...
Density-Driven General Circulation in a Closed Basin Using a Two-Lavel Model
Density-Driven General Circulation Two-Lavel Model
2009/1/12
A rectangular-basin ocean, driven by buoyancy and density fluxes in its northern and southern portions, is studied using a two-level model. Only baroclinic motion is induced under the conditions of 1)...
An Objective Analysis of the POLYMODE Local Dynamics Experiment. Part I：General Formalism and Statistical Model Selection
Local Dynamics Experiment Statistical Model Selection General Formalism
2009/1/10
A formalism is presented for making estimates of a variety of mesoscale quantities—streamfunction, potential vorticity, and both linear and nonlinear terms in the dynamical balance equations for heat ...