/[MITgcm]/manual/s_examples/global_oce_latlon/climatalogical_ogcm.tex
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revision 1.9 by adcroft, Thu May 16 15:54:37 2002 UTC revision 1.12 by edhill, Sat Oct 16 03:40:13 2004 UTC
# Line 1  Line 1 
1  % $Header$  % $Header$
2  % $Name$  % $Name$
3    
4  \section{Global Ocean Simulation at 4$^\circ$ Resolution}  \section[Global Ocean MITgcm Exmaple]{Global Ocean Simulation at 4$^\circ$ Resolution}
5  \label{www:tutorials}  \label{www:tutorials}
6  \label{sect:eg-global}  \label{sect:eg-global}
7    \begin{rawhtml}
8    <!-- CMIREDIR:eg-global: -->
9    \end{rawhtml}
10    
11  \bodytext{bgcolor="#FFFFFFFF"}  \bodytext{bgcolor="#FFFFFFFF"}
12    
# Line 212  The Laplacian dissipation coefficient, $ Line 215  The Laplacian dissipation coefficient, $
215  This value is chosen to yield a Munk layer width \cite{adcroft:95},  This value is chosen to yield a Munk layer width \cite{adcroft:95},
216  \begin{eqnarray}  \begin{eqnarray}
217  \label{EQ:eg-global-munk_layer}  \label{EQ:eg-global-munk_layer}
218  M_{w} = \pi ( \frac { A_{h} }{ \beta } )^{\frac{1}{3}}  && M_{w} = \pi ( \frac { A_{h} }{ \beta } )^{\frac{1}{3}}
219  \end{eqnarray}  \end{eqnarray}
220    
221  \noindent  of $\approx 600$km. This is greater than the model  \noindent  of $\approx 600$km. This is greater than the model
# Line 226  $\delta t_{v}=40~{\rm minutes}$ for mome Line 229  $\delta t_{v}=40~{\rm minutes}$ for mome
229  parameter to the horizontal Laplacian friction \cite{adcroft:95}  parameter to the horizontal Laplacian friction \cite{adcroft:95}
230  \begin{eqnarray}  \begin{eqnarray}
231  \label{EQ:eg-global-laplacian_stability}  \label{EQ:eg-global-laplacian_stability}
232  S_{l} = 4 \frac{A_{h} \delta t_{v}}{{\Delta x}^2}  && S_{l} = 4 \frac{A_{h} \delta t_{v}}{{\Delta x}^2}
233  \end{eqnarray}  \end{eqnarray}
234    
235  \noindent evaluates to 0.16 at a latitude of $\phi=80^{\circ}$, which is below the  \noindent evaluates to 0.16 at a latitude of $\phi=80^{\circ}$, which is below the

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