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An Optimal-Control/Adjoint-Equations Approach to Studying the Oceanic General Circulation
Optimal-Control/Adjoint-Equations oceanographic observations Oceanic General Circulation
2009/1/4
An efficient procedure is presented for analyzing oceanographic observations with the aid of a general circulation model. Poorly known model parameters, such as eddy-mixing coefficients, surface forci...
General Spectral Computations of the Nonlinear Shallow Water Tidal Interactions within the Bight of Abaco
Bight of Abaco iterative frequency–time domain finite element
2009/1/4
An iterative frequency–time domain finite element tidal circulation model is applied to the Bight of Abaco in the Bahamas to study the nonlinear interactions that occur between the various astronomica...
The Response of a Linear Model of the Tropical Pacific to Surface Winds from the NCAR General Circulation Model
global circulation model sea surface temperatures Linear Model Surface Winds
2009/1/4
An experiment in which surface wind stress data from the National Center for Atmospheric Research global circulation model (GCM) was used to drive a simple model of the tropical Pacific is described. ...
Sensitivity of the GFDL Ocean General Circulation Model to a Parameterization of Vertical Diffusion
GFDL Ocean General Circulation Vertical Diffusion
2008/12/27
A coarse resolution, primitive equation general circulation model with idealized geometry and forcing is used to explore sensitivity to the assumption that vertical diffusion depends upon local stabil...
Connected Thermal and Transport Anomalies in the General Circulation
General Circulation oceanic response cooling
2008/12/27
Two models of the oceanic response to cooling are discussed. Both are motivated by a desire to understand the effects of variable diabatic forcing on the general circulation. The first model considers...
Oceanic Data Analysis Using a General Circulation Model. Part I：Simulations
Oceanic Data Analysis General Circulation Model Simulations
2008/12/23
This paper deals with the solution of inverse problems involving complex numerical models of the oceanic general circulation and large datasets. The goal of these inverse problems is to find values fo...
Oceanic Data Analysis Using a General Circulation Model. Part II：A North Atlantic Model
Oceanic Data Analysis Oceanic Data Analysis North Atlantic Model
2008/12/23
A general circulation model and North Atlantic climatological data of temperature salinity, wind stress, evaporation minus precipitation, and air–sea heat fluxes are used to examine the possibility of...
Multiple Equilibria in a Global Ocean General Circulation Model
Multiple Equilibria Global Ocean General Circulation Model boundary conditions
2008/12/19
A global ocean general circulation model is forced using various upper boundary conditions (BCs) on temperature and salinity. Solutions are obtained under restoring and mixed BCs (i.e., a restoring co...
Representing the Global-Scale Water Masses in Ocean General Circulation Models
North Atlantic Deep Wate Antarctic Intermediate Water Global-Scale Water Masses
2008/12/18
A hierarchy of coarse-resolution World Ocean experiments were integrated with a view to determining the most appropriate representation of the global-scale water masses in ocean general circulation mo...
A Simple Model of Mass-driven Abyssal Circulation over a General Bottom Topography
Mass-driven Abyssal Circulation General Bottom Topography
2008/12/18
The classic Stommel–Arons problem is revisited in the context of a basin with a general bottom topography containing an equator. Topography is taken to be smoothly varying and, as such, there are no v...
Thermohaline Oscillations Induced by Strong Steady Salinity Forcing of Ocean General Circulation Models
Thermohaline Oscillations Ocean General Circulation Models
2008/12/18
A series of numerical experiments is conducted with a three-dimensional ocean general circulation model and a two-dimensional counterpart both designed for efficient integration over diffusive (millen...
Variability of the Tropical Atlantic Ocean Simulated by a General Circulation Model with Two Different Mixed-Layer Physics
Tropical Atlantic Ocean General Circulation Model Mixed-Layer Physics
2008/12/18
The embedment of a 1.5 turbulence closure model in an ocean general circulation model of the equatorial Atlantic is presented. The eddy viscosity and diffusivity involved in the vertical mixing are de...
Simulation of the Atlantic Circulation with a Coupled Sea Ice-Mixed Layer-Isopycnal General Circulation Model. Part II：Model Experiment
Atlantic Circulation Sea Ice-Mixed Layer-Isopycnal General Circulation Model
2008/12/18
An ocean general circulation model (OGCM) formulated on isopycnal coordinates is used to model the circulation of the Atlantic. The model domain is bounded meridionally at 30°S and the North Pole and ...
Simulation of the Atlantic Circulation with a Coupled Sea Ice-Mixed Layer-Isopycnal General Circulation Model. Part I：Model Description
Atlantic Circulation Sea Ice-Mixed Layer-Isopycnal General Circulation Model
2008/12/18
A diabatic ocean general circulation model based on primitive equations is described. It uses isopycnals as Lagrangian coordinates in the vertical and predicts a free surface. Prognostic fields of tem...
An Inverse Model of the North Atlantic General Circulation Using Lagrangian Float Data
Inverse Model Lagrangian Float Data North Atlantic General Circulation
2008/12/18
A nonlinear finite-difference inverse model is used for estimating the North Atlantic general circulation between 20° and 50°N. The inverse model with grid spacing 2° latitude and 2.5° longitude is ba...