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# 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).
38      This experiment is described in 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      This experiment is described in detail in section \ref{sect:eg-offline-cfc}.
43    
44    \item \texttt{tutorial\_deep\_convection} - Inhomogenously forced
45      ocean convection in a doubly periodic box. This experiment is
46      described in detail in section \ref{sect:eg-bconv}.
47    
48    \item \texttt{tutorial\_global\_oce\_biogeo} Ocean model coupled to
49      the dissolved inorganic carbon biogeochemistry model. This
50      experiment is described in detail in section
51      \ref{sect:eg-biogeochem_tutorial}.
52    
53    \item \texttt{tutorial\_global\_oce\_in\_p} Global ocean simulation in
54      pressure coordinate (non-Boussinesq ocean model). Described in
55      detail in section \ref{sect:eg-globalpressure}.
56    
57    \item \texttt{tutorial\_global\_oce\_latlon} - 4x4 degree global ocean
58      simulation with steady climatological forcing. This experiment is
59      described in detail in section \ref{sect:eg-global}.
60    
61    \item \texttt{tutorial\_global\_oce\_optim} Global ocean state
62      estimation at $4^\circ$ resolution.  This experiment is described in
63      detail in section \ref{sect:eg-global_state_estimate}.
64    
65    \item \texttt{tutorial\_held\_suarez\_cs} - 3D atmosphere dynamics
66      using Held and Suarez (1994) forcing on cubed sphere grid.  This
67      experiment is described in detail in section \ref{sect:eg-hs}.
68      
69    \item \texttt{tutorial\_offline} Offline form of the MITgcm to study
70      advection of a passive tracer.  This experiment is described in
71      detail in section \ref{sect:eg-offline}.
72    
73    \item \texttt{tutorial\_plume\_on\_slope} Gravity Plume on a
74      continental slope.  This experiment is described in detail in
75      section \ref{sect:eg-gravityplume}.
76    
77    \item \texttt{tutorial\_tracer\_adjsens} Simple passive tracer
78      experiment. Includes derivative calculation. This experiment is
79      described in detail in section \ref{sect:eg-simple-tracer-adjoint}.
80    
 \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).  
     
81  \item \texttt{adjustment.128x64x1} Barotropic adjustment problem on  \item \texttt{adjustment.128x64x1} Barotropic adjustment problem on
82    latitude longitude grid with 128x64 grid points ($2.8^\circ$ resolution).    latitude longitude grid with 128x64 grid points ($2.8^\circ$ resolution).
83        
# Line 76  Gent/McWilliams scheme). 2D (Y-Z). Line 86  Gent/McWilliams scheme). 2D (Y-Z).
86    resolution).    resolution).
87        
88  \item \texttt{advect\_cs} Two-dimensional passive advection test on  \item \texttt{advect\_cs} Two-dimensional passive advection test on
89    cube sphere grid.    cube sphere grid (32x32 grid points per face, roughly $2.8^\circ$)
90        
91  \item \texttt{advect\_xy} Two-dimensional (horizontal plane) passive  \item \texttt{advect\_xy} Two-dimensional (horizontal plane) passive
92    advection test on Cartesian grid.    advection test on Cartesian grid.\\
93      Also contains an additional set-up iusing Adams-Bashforth 3 (input.ab3\_c4).
94        
95  \item \texttt{advect\_yz} Two-dimensional (vertical plane) passive  \item \texttt{advect\_xz} Two-dimensional (vertical plane) passive
96    advection test on Cartesian grid.    advection test on Cartesian grid.
97        
98  \item \texttt{tutorial\_tracer\_adjsens} Simple passive tracer experiment. Includes  \item \texttt{aim.5l\_Equatorial\_Channel}
99    derivative calculation. This experiment is described in detail in section    - 5-levels Intermediate Atmospheric physics,
100    \ref{sect:eg-simple-tracer}.    3D Equatorial Channel configuration.
101      
102    \item \texttt{aim.5l\_LatLon} - 5-levels Intermediate Atmospheric physics,
103      Global configuration, on latitude longitude grid with 128x64x5 grid
104      points ($2.8^\circ$ resolution).
105      
106    \item \texttt{aim.5l\_cs} - 5-levels Intermediate Atmospheric physics,
107      Global configuration on cube sphere grid
108      (32x32 grid points per face, roughly $2.8^\circ$).\\
109      Also contains an additional set-up with an ocean mixed layer and thermodynamics
110      sea-ice (input.thSI).
111    
112    \item \texttt{biogeo} (to be removed)
113    
114    \item \texttt{bottom\_ctrl\_5x5} Adjoint test using the bottom
115      topography as the control parameter.
116    
117    \item \texttt{cfc\_example} Global ocean with online computation and
118      advection of CFC11 and CFC12.
119    
120    \item \texttt{cpl\_aim+ocn}
121    
122    \item \texttt{cpl\_atm2d+ocn}
123    
124    \item \texttt{deep\_anelastic}
125    
126    \item \texttt{dome} Idealized 3D test of a density-driven bottom current.
127    
128    \item \texttt{exp2} Old version of the global ocean experiment (no GM,
129          no partial-cells).\\
130      Also contains an additional set-up with ridid-lid (input.rigidLid).
131    
132    \item \texttt{exp4} - Flow over a Gaussian bump in open-water or
133      channel with open boundaries.
134      
135    \item \texttt{exp5} Deep convection.
136    
137    \item \texttt{fizhi-cs-32x32x40} Global atmospheric simulation with
138      realistic topography, 10 vertical levels, a cubed sphere grid and
139      the full atmospheric physics package.
140    
141    \item \texttt{fizhi-cs-aqualev20} Global atmospheric simulation on an
142      aqua planet with full atmospheric physics. Run is perpetual march
143      with an analytical SST distribution.  This is the configuration for
144      the APE (Aqua Planet Experiment) participation experiment.
145    
146    \item \texttt{fizhi-gridalt-hs} Global atmospheric simulation
147      Held-Suarez (1994) forcing, with the physical forcing and the
148      dynamical forcing running on different vertical grids.
149    
150  \item \texttt{flt\_example} Example of using float package.  \item \texttt{flt\_example} Example of using float package.
151        
152  \item \texttt{global\_ocean.90x40x15} Global circulation with GM, flux  \item \texttt{front\_relax} - Relaxation of an ocean thermal front
153    boundary conditions and poles.    (test for Gent/McWilliams scheme). 2D (Y-Z).
154    
155  \item \texttt{tutorial\_global\_oce\_in\_p} Global circulation in pressure  \item \texttt{global1x1\_tot} ECCO-GODAE production configuration
156    coordinate (non-Boussinesq ocean model). Described in detail in   version 1, 2 \& 3
   section \ref{sect:eg-globalpressure}.  
157    
158  \item \texttt{solid-body.cs-32x32x1} Solid body rotation test for cube  \item \texttt{global2x2\_tot} ECCO production configuration version 0
159    sphere grid.  
160    \item \texttt{global\_ocean.90x40x15} Global ocean simulation at 4x4
161      degree resolution. Similar to tutorial\_global\_oce\_latlon, with
162      quasi-non-hydrostatics and non-hydrostatic metric terms.\\
163      Also contains an adjoint set-up (code\_ad, input\_ad).
164    
165    \item \texttt{global\_ocean.cs32x15} Global ocean experiment on the
166      cubed sphere grid.\\
167      Also contains additional set-ups:
168      \begin{enumerate}
169       \item non-hydrostratic with biharmonic viscosity (input.viscA4)
170       \item using thermodynamic sea ice and bulk force (input.thsice)
171       \item using thermodynamic (pkg/thsice) dynamics (pkg/seaice) sea-ice
172             and exf pkg (input.icedyn)
173      \end{enumerate}
174    
175    \item \texttt{global\_ocean\_ebm} Global ocean experiment on a lat-lon
176      grid coupled to an atmospheric energy balance model. Similar to
177      global\_ocean.90x40x15 experiment.
178    
179    \item \texttt{global\_with\_exf} Global ocean experiment on a lat-lon
180      grid using the exf package. Similar to global\_ocean.90x40x15
181      experiment.
182    
183    \item \texttt{hs94.128x64x5} - 3D atmosphere dynamics on lat-lon grid,
184      using Held and Suarez '94 forcing.
185      
186    \item \texttt{hs94.1x64x5} - Zonal averaged atmosphere dynamics
187      using Held and Suarez '94 forcing.
188      
189    \item \texttt{hs94.cs-32x32x5} 3D atmosphere dynamics using Held and
190      Suarez (1994) forcing on the cubed sphere. 5 vertical levels.
191    
192    \item \texttt{ideal\_2D\_oce} Idealized 2D global ocean simulation on
193      an aqua planet.
194    
195    \item \texttt{internal\_wave} - Ocean internal wave forced by open
196      boundary conditions.
197    
198    \item \texttt{inverted\_barometer} Simple test of ocean response to
199      atmospheric pressure loading.
200    
201    \item \texttt{isomip}
202    
203  \item \texttt{tutorial\_plume\_on\_slope} Gravity Plume on a continental slope.  \item \texttt{lab\_sea} Regional Labrador Sea simulation on a lat-lon
204    This experiment is described in detail in section \ref{sect:eg-gravityplume}.    grid. Coupled to the sea ice model.
205    
206  \item \texttt{tutorial\_global\_oce\_biogeo} Ocean model coupled to the dissolved  \item \texttt{matrix\_example} Test of experimental method to
207    inorganic carbon biogeochemistry model. This experiment is described in detail in section    accelerated convergence towards equillibrium.
   \ref{sect:eg-biogeochem\_tutorial}.  
208    
209  \item \texttt{tutorial\_global\_oce\_optim} Global ocean state estimation at $4^\circ$ resolution.  \item \texttt{MLAdjust} Simple test for different viscosity formulations.
   This experiment is described in detail in section \ref{sect:eg-global\_state\_estimate}.  
210    
211  \item \texttt{tutorial\_offline} Offline form of the MITgcm to study advection of a passive  \item \texttt{natl\_box} - Eastern subtropical North Atlantic with KPP
212    tracer.  This experiment is described in detail in section \ref{sect:eg-offline}.    scheme; 1 month integration
213    
214    \item \texttt{natl\_box\_adjoint}
215    
216    \item \texttt{offline\_exf\_seaice}
217      
218    \item \texttt{OpenAD}
219    
220  \item \texttt{rotating\_tank} Rotating tank simulation in cylindrical coordinates.  \item \texttt{rotating\_tank} Rotating tank simulation in cylindrical
221    This experiment is described in detail in section \ref{sect:eg-tank}.    coordinates.  This experiment is described in detail in section
222      \ref{sect:eg-tank}.
223    
224    \item \texttt{seaice\_obcs}
225    
226    \item \texttt{solid-body.cs-32x32x1} Solid body rotation test for cube
227      sphere grid.
228    
229    \item \texttt{tidal\_basin\_2d}
230    
231    \item \texttt{vermix} Simple test in a small domain (3 columns) for
232      ocean vertical mixing schemes.
233    
234  \end{enumerate}  \end{enumerate}
235    
# Line 173  Each example directory has the following Line 288  Each example directory has the following
288    In addition, you will also find in this directory the forcing and    In addition, you will also find in this directory the forcing and
289    topography files as well as the files describing the initial state    topography files as well as the files describing the initial state
290    of the experiment.  This varies from experiment to experiment. See    of the experiment.  This varies from experiment to experiment. See
291    section 2 for more details.    the verification directories refered to in this chapter for more details.
292    
293  \item \texttt{results}: this directory contains the output file  \item \texttt{results}: this directory contains the output file
294    \texttt{output.txt} produced by the simulation example. This file is    \texttt{output.txt} produced by the simulation example. This file is
295    useful for comparison with your own output when you run the    useful for comparison with your own output when you run the
296    experiment.    experiment.
297    
298    \item \texttt{build}: this directory is where the model is compiled
299      and loaded, and where the executable resides.
300    
301  \end{itemize}  \end{itemize}
302    
303  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 311  compile the code.
311  \input{part3/case_studies/fourlayer_gyre/fourlayer.tex}  \input{part3/case_studies/fourlayer_gyre/fourlayer.tex}
312    
313  \newpage  \newpage
314    \input{part3/case_studies/advection_in_gyre_circulation/adv_gyre.tex}
315    
316    \newpage
317  \input{part3/case_studies/climatalogical_ogcm/climatalogical_ogcm.tex}  \input{part3/case_studies/climatalogical_ogcm/climatalogical_ogcm.tex}
318    
319  \newpage  \newpage
# Line 207  compile the code. Line 329  compile the code.
329  \input{part3/case_studies/plume_on_slope/plume_on_slope.tex}  \input{part3/case_studies/plume_on_slope/plume_on_slope.tex}
330    
331  \newpage  \newpage
 \input{part3/case_studies/carbon_outgassing_sensitivity/co2sens.tex}  
   
 \newpage  
332  \input{part3/case_studies/biogeochem_tutorial/biogeochem.tex}  \input{part3/case_studies/biogeochem_tutorial/biogeochem.tex}
333    
334  \newpage  \newpage

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