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revision 1.11 by molod, Tue Jun 27 19:08:22 2006 UTC revision 1.17 by jmc, Tue Jan 15 21:14:34 2008 UTC
# Line 9  Line 9 
9    
10  %% a set of pre-configured numerical experiments  %% a set of pre-configured numerical experiments
11    
12  The full MITgcm distribution comes with a set of pre-configured numerical experiments.  The full MITgcm distribution comes with a set of pre-configured
13  Some of these example experiments are tests of individual parts of the model code, but many  numerical experiments.  Some of these example experiments are tests of
14  are fully fledged numerical simulations. Full tutorials exist for a few of the examples,  individual parts of the model code, but many are fully fledged
15  and are documented in sections \ref{sect:eg-baro} - \ref{sect:eg-tank}. The other examples  numerical simulations. Full tutorials exist for a few of the examples,
16  follow the same general structure as the tutorial examples. However, they only include brief  and are documented in sections \ref{sect:eg-baro} -
17  instructions in a text file called {\it README}.  The examples are located in subdirectories  \ref{sect:eg-tank}. The other examples follow the same general
18  under the directory \texttt{verification}.  Each example is briefly described below.  structure as the tutorial examples. However, they only include brief
19    instructions in a text file called {\it README}.  The examples are
20    located in subdirectories under the directory \texttt{verification}.
21    Each example is briefly described below.
22    
23  \subsection{Full list of model examples}  \subsection{Full list of model examples}
24    
25  \begin{enumerate}  \begin{enumerate}
26        
27  \item \texttt{tutorial\_barotropic\_gyre} - single layer, ocean double gyre  \item \texttt{tutorial_advection\_in\_gyre} - test of various
28    (barotropic with free-surface). This experiment is described in detail in section    advection schemes in a single-layer double-gyre experiment.
29    \ref{sect:eg-baro}.    This experiment is described in detail in section
30      \ref{sect:eg-adv-gyre}.
31    
32    \item \texttt{tutorial\_baroclinic\_gyre} - Four layer, ocean double
33      gyre. This experiment is described in detail in section
34      \ref{sect:eg-fourlayer}.
35    
36    \item \texttt{tutorial\_barotropic\_gyre} - single layer, ocean double
37      gyre (barotropic with free-surface). This experiment is described in
38      detail in section \ref{sect:eg-baro}.
39    
40    \item \texttt{tutorial\_cfc\_offline} Offline form of the MITgcm to
41      study advection of a passive tracer and CFCs.
42    
43    \item \texttt{tutorial\_deep\_convection} - Inhomogenously forced
44      ocean convection in a doubly periodic box. This experiment is
45      described in detail in section \ref{sect:eg-bconv}.
46    
47    \item \texttt{tutorial\_global\_oce\_biogeo} Ocean model coupled to
48      the dissolved inorganic carbon biogeochemistry model. This
49      experiment is described in detail in section
50      \ref{sect:eg-biogeochem_tutorial}.
51    
52    \item \texttt{tutorial\_global\_oce\_in\_p} Global circulation in
53      pressure coordinate (non-Boussinesq ocean model). Described in
54      detail in section \ref{sect:eg-globalpressure}.
55    
56    \item \texttt{tutorial\_global\_oce\_latlon} - 4x4 degree global ocean
57      simulation with steady climatological forcing. This experiment is
58      described in detail in section \ref{sect:eg-global}.
59    
60    \item \texttt{tutorial\_global\_oce\_optim} Global ocean state
61      estimation at $4^\circ$ resolution.  This experiment is described in
62      detail in section \ref{sect:eg-global_state_estimate}.
63    
64    \item \texttt{tutorial\_held\_suarez\_cs} - 3D atmosphere dynamics
65      using Held and Suarez (1994) forcing on the cubed sphere.  This
66      experiment is described in detail in section \ref{sect:eg-hs}.
67      
68    \item \texttt{tutorial\_offline} Offline form of the MITgcm to study
69      advection of a passive tracer.  This experiment is described in
70      detail in section \ref{sect:eg-offline}.
71    
72    \item \texttt{tutorial\_plume\_on\_slope} Gravity Plume on a
73      continental slope.  This experiment is described in detail in
74      section \ref{sect:eg-gravityplume}.
75    
76    \item \texttt{tutorial\_tracer\_adjsens} Simple passive tracer
77      experiment. Includes derivative calculation. This experiment is
78      described in detail in section \ref{sect:eg-simple-tracer}.
79    
 \item \texttt{tutorial\_baroclinic\_gyre} - Four layer, ocean double gyre. This experiment  
   is described in detail in section \ref{sect:eg-fourlayer}.  
   
 \item \texttt{tutorial\_global\_oce\_latlon} - 4x4 degree global ocean simulation with steady  
   climatological forcing. This experiment is described in detail in section \ref{sect:eg-global}.  
   
 \item \texttt{exp4} - Flow over a Gaussian bump in open-water or channel with open boundaries.  
     
 \item \texttt{tutorial\_deep\_convection} - Inhomogenously forced ocean convection in a  
   doubly periodic box. This experiment is described in detail in section \ref{sect:eg-bconv}.  
   
 \item \texttt{front\_relax} - Relaxation of an ocean thermal front (test for  
 Gent/McWilliams scheme). 2D (Y-Z).  
   
 \item \texttt{internal\_wave} - Ocean internal wave forced by open  
   boundary conditions.  
     
 \item \texttt{natl\_box} - Eastern subtropical North Atlantic with KPP  
   scheme; 1 month integration  
     
 \item \texttt{hs94.1x64x5} - Zonal averaged atmosphere using Held and  
   Suarez '94 forcing.  
     
 \item \texttt{hs94.128x64x5} - 3D atmosphere dynamics using Held and  
   Suarez '94 forcing.  
     
 \item \texttt{hs94.cs-32x32x5} - 3D atmosphere dynamics using Held and Suarez  
   (1994) forcing on the cubed sphere.  This experiment is described in detail in  
   section \ref{sect:eg-hs}.  
     
 \item \texttt{aim.5l\_zon-ave} - Intermediate Atmospheric physics.  
   Global Zonal Mean configuration, 1x64x5 resolution.  
     
 \item \texttt{aim.5l\_XZ\_Equatorial\_Slice} - Intermediate  
   Atmospheric physics, equatorial Slice configuration.  2D (X-Z).  
     
 \item \texttt{aim.5l\_Equatorial\_Channel} - Intermediate Atmospheric  
   physics. 3D Equatorial Channel configuration.  
     
 \item \texttt{aim.5l\_LatLon} - Intermediate Atmospheric physics.  
   Global configuration, on latitude longitude grid with 128x64x5 grid  
   points ($2.8^\circ$ resolution).  
     
80  \item \texttt{adjustment.128x64x1} Barotropic adjustment problem on  \item \texttt{adjustment.128x64x1} Barotropic adjustment problem on
81    latitude longitude grid with 128x64 grid points ($2.8^\circ$ resolution).    latitude longitude grid with 128x64 grid points ($2.8^\circ$ resolution).
82        
# Line 76  Gent/McWilliams scheme). 2D (Y-Z). Line 85  Gent/McWilliams scheme). 2D (Y-Z).
85    resolution).    resolution).
86        
87  \item \texttt{advect\_cs} Two-dimensional passive advection test on  \item \texttt{advect\_cs} Two-dimensional passive advection test on
88    cube sphere grid.    cube sphere grid (32x32 grid points per face, roughly $2.8^\circ$)
89        
90  \item \texttt{advect\_xy} Two-dimensional (horizontal plane) passive  \item \texttt{advect\_xy} Two-dimensional (horizontal plane) passive
91    advection test on Cartesian grid.    advection test on Cartesian grid.
92        
93  \item \texttt{advect\_yz} Two-dimensional (vertical plane) passive  \item \texttt{advect\_xz} Two-dimensional (vertical plane) passive
94    advection test on Cartesian grid.    advection test on Cartesian grid.
95        
96  \item \texttt{tutorial\_tracer\_adjsens} Simple passive tracer experiment. Includes  \item \texttt{aim.5l\_Equatorial\_Channel}
97    derivative calculation. This experiment is described in detail in section    - 5-levels Intermediate Atmospheric physics,
98    \ref{sect:eg-simple-tracer}.    3D Equatorial Channel configuration.
99      
100    \item \texttt{aim.5l\_LatLon} - 5-levels Intermediate Atmospheric physics,
101      Global configuration, on latitude longitude grid with 128x64x5 grid
102      points ($2.8^\circ$ resolution).
103      
104    \item \texttt{aim.5l\_cs} - 5-levels Intermediate Atmospheric physics,
105      Global configuration on cube sphere grid
106      (32x32 grid points per face, roughly $2.8^\circ$).
107    
108    \item \texttt{bottom\_ctrl\_5x5} Adjoint test using the bottom
109      topography as the control parameter.
110    
111    \item \texttt{cfc\_example} Global ocean with online computation and
112      advection of CFC11 and CFC12.
113    
114    \item \texttt{dome} Idealized 3D test of a density-driven bottom current.
115    
116    \item \texttt{exp2} Old version of the global ocean experiment.
117    
118    \item \texttt{exp4} - Flow over a Gaussian bump in open-water or
119      channel with open boundaries.
120      
121    \item \texttt{exp5} Deep convection.
122    
123    \item \texttt{fizhi-cs-32x32x40} Global atmospheric simulation with
124      realistic topography, 10 vertical levels, a cubed sphere grid and
125      the full atmospheric physics package.
126    
127    \item \texttt{fizhi-cs-aqualev20} Global atmospheric simulation on an
128      aqua planet with full atmospheric physics. Run is perpetual march
129      with an analytical SST distribution.  This is the configuration for
130      the APE (Aqua Planet Experiment) participation experiment.
131    
132    \item \texttt{fizhi-gridalt-hs} Global atmospheric simulation
133      Held-Suarez (1994) forcing, with the physical forcing and the
134      dynamical forcing running on different vertical grids.
135    
136  \item \texttt{flt\_example} Example of using float package.  \item \texttt{flt\_example} Example of using float package.
137        
138    \item \texttt{front\_relax} - Relaxation of an ocean thermal front
139      (test for Gent/McWilliams scheme). 2D (Y-Z).
140    
141  \item \texttt{global\_ocean.90x40x15} Global circulation with GM, flux  \item \texttt{global\_ocean.90x40x15} Global circulation with GM, flux
142    boundary conditions and poles.    boundary conditions and poles.
143    
144  \item \texttt{tutorial\_global\_oce\_in\_p} Global circulation in pressure  \item \texttt{global\_ocean.cs32x15} Global ocean experiment on the
145    coordinate (non-Boussinesq ocean model). Described in detail in    cubed sphere grid, using thermodynamic sea ice and bulk force
146    section \ref{sect:eg-globalpressure}.    packages.
147    
148    \item \texttt{global\_ocean\_ebm} Global ocean experiment on a lat-lon
149      grid coupled to an atmospheric energy balance model. Similar to
150      global\_ocean.90x40x15 experiment.
151    
152  \item \texttt{solid-body.cs-32x32x1} Solid body rotation test for cube  \item \texttt{global\_with\_exf} Global ocean experiment on a lat-lon
153    sphere grid.    grid using the exf package. Similar to global\_ocean.90x40x15
154      experiment.
155    
156    \item \texttt{hs94.128x64x5} - 3D atmosphere dynamics using Held and
157      Suarez '94 forcing.
158      
159    \item \texttt{hs94.1x64x5} - Zonal averaged atmosphere using Held and
160      Suarez '94 forcing.
161      
162    \item \texttt{hs94.cs-32x32x5} 3D atmosphere dynamics using Held and
163      Suarez (1994) forcing on the cubed sphere. 5 vertical levels.
164    
165    \item \texttt{ideal\_2D\_oce} Idealized 2D global ocean simulation on
166      an aqua planet.
167    
168  \item \texttt{tutorial\_plume\_on\_slope} Gravity Plume on a continental slope.  \item \texttt{internal\_wave} - Ocean internal wave forced by open
169    This experiment is described in detail in section \ref{sect:eg-gravityplume}.    boundary conditions.
170    
171    \item \texttt{inverted\_barometer} Simple test of ocean response to
172      atmospheric pressure loading.
173    
174    \item \texttt{lab\_sea} Regional Labrador Sea simulation on a lat-lon
175      grid. Coupled to the sea ice model.
176    
177  \item \texttt{tutorial\_global\_oce\_biogeo} Ocean model coupled to the dissolved  \item \texttt{matrix\_example} Test of experimental method to
178    inorganic carbon biogeochemistry model. This experiment is described in detail in section    accelerated convergence towards equillibrium.
   \ref{sect:eg-biogeochem\_tutorial}.  
179    
180  \item \texttt{tutorial\_global\_oce\_optim} Global ocean state estimation at $4^\circ$ resolution.  \item \texttt{MLAdjust} Simple test for different viscosity formulations.
181    This experiment is described in detail in section \ref{sect:eg-global\_state\_estimate}.  
182    \item \texttt{natl\_box} - Eastern subtropical North Atlantic with KPP
183      scheme; 1 month integration
184      
185    \item \texttt{rotating\_tank} Rotating tank simulation in cylindrical
186      coordinates.  This experiment is described in detail in section
187      \ref{sect:eg-tank}.
188    
189  \item \texttt{tutorial\_offline} Offline form of the MITgcm to study advection of a passive  \item \texttt{solid-body.cs-32x32x1} Solid body rotation test for cube
190    tracer.  This experiment is described in detail in section \ref{sect:eg-offline}.    sphere grid.
191    
192  \item \texttt{rotating\_tank} Rotating tank simulation in cylindrical coordinates.  \item \texttt{vermix} Simple test in a small domain (3 columns) for
193    This experiment is described in detail in section \ref{sect:eg-tank}.    ocean vertical mixing schemes.
194    
195  \end{enumerate}  \end{enumerate}
196    
# Line 173  Each example directory has the following Line 249  Each example directory has the following
249    In addition, you will also find in this directory the forcing and    In addition, you will also find in this directory the forcing and
250    topography files as well as the files describing the initial state    topography files as well as the files describing the initial state
251    of the experiment.  This varies from experiment to experiment. See    of the experiment.  This varies from experiment to experiment. See
252    section 2 for more details.    the verification directories refered to in this chapter for more details.
253    
254  \item \texttt{results}: this directory contains the output file  \item \texttt{results}: this directory contains the output file
255    \texttt{output.txt} produced by the simulation example. This file is    \texttt{output.txt} produced by the simulation example. This file is
256    useful for comparison with your own output when you run the    useful for comparison with your own output when you run the
257    experiment.    experiment.
258    
259    \item \texttt{build}: this directory is where the model is compiled
260      and loaded, and where the executable resides.
261    
262  \end{itemize}  \end{itemize}
263    
264  Once you have chosen the example you want to run, you are ready to  Once you have chosen the example you want to run, you are ready to
# Line 192  compile the code. Line 272  compile the code.
272  \input{part3/case_studies/fourlayer_gyre/fourlayer.tex}  \input{part3/case_studies/fourlayer_gyre/fourlayer.tex}
273    
274  \newpage  \newpage
275    \input{part3/case_studies/advection_in_gyre_circulation/adv_gyre.tex}
276    
277    \newpage
278  \input{part3/case_studies/climatalogical_ogcm/climatalogical_ogcm.tex}  \input{part3/case_studies/climatalogical_ogcm/climatalogical_ogcm.tex}
279    
280  \newpage  \newpage
# Line 207  compile the code. Line 290  compile the code.
290  \input{part3/case_studies/plume_on_slope/plume_on_slope.tex}  \input{part3/case_studies/plume_on_slope/plume_on_slope.tex}
291    
292  \newpage  \newpage
 \input{part3/case_studies/carbon_outgassing_sensitivity/co2sens.tex}  
   
 \newpage  
293  \input{part3/case_studies/biogeochem_tutorial/biogeochem.tex}  \input{part3/case_studies/biogeochem_tutorial/biogeochem.tex}
294    
295  \newpage  \newpage

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