/[MITgcm]/MITgcm/model/inc/PARAMS.h
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revision 1.49.2.2 by adcroft, Tue Apr 3 02:39:18 2001 UTC revision 1.219 by jmc, Tue Aug 5 21:55:29 2008 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2  C $Name$  C $Name$
3  C  C
4  C     /==========================================================\  
5  C     | PARAMS.h                                                 |  CBOP
6  C     | o Header file defining model "parameters".               |  C     !ROUTINE: PARAMS.h
7  C     |==========================================================|  C     !INTERFACE:
8  C     | The values from the model standard input file are        |  C     #include PARAMS.h
9  C     | stored into the variables held here. Notes describing    |  
10  C     | the parameters can also be found here.                   |  C     !DESCRIPTION:
11  C     \==========================================================/  C     Header file defining model "parameters".  The values from the
12    C     model standard input file are stored into the variables held
13    C     here. Notes describing the parameters can also be found here.
14    
15    CEOP
16    
17  C     Macros for special grid options  C     Macros for special grid options
18  #include "PARAMS_MACROS.h"  #include "PARAMS_MACROS.h"
# Line 20  C     Useful physical values Line 24  C     Useful physical values
24        Real*8 deg2rad        Real*8 deg2rad
25        PARAMETER ( deg2rad = 2.D0*PI/360.D0           )        PARAMETER ( deg2rad = 2.D0*PI/360.D0           )
26    
 C     Symbolic values  
 C     precXXXX - Used to indicate what precision to use for  
 C                dumping model state.  
       INTEGER precFloat32  
       PARAMETER ( precFloat32 = 32 )  
       INTEGER precFloat64  
       PARAMETER ( precFloat64 = 64 )  
 C     UNSET_xxx - Used to indicate variables that have not been given a value  
       Real*8 UNSET_FLOAT8  
       PARAMETER ( UNSET_FLOAT8 = 1.234567D5 )  
       Real*4 UNSET_FLOAT4  
       PARAMETER ( UNSET_FLOAT4 = 1.234567E5 )  
       _RL    UNSET_RL      
       PARAMETER ( UNSET_RL     = 1.234567D5 )  
       _RS    UNSET_RS      
       PARAMETER ( UNSET_RS     = 1.234567E5 )  
       INTEGER UNSET_I  
       PARAMETER ( UNSET_I      = 123456789  )  
   
 C     Checkpoint data  
       INTEGER maxNoChkptLev  
       PARAMETER ( maxNoChkptLev = 2 )  
   
27  C--   COMMON /PARM_C/ Character valued parameters used by the model.  C--   COMMON /PARM_C/ Character valued parameters used by the model.
28  C     checkPtSuff - List of checkpoint file suffices  C     buoyancyRelation :: Flag used to indicate which relation to use to
29  C     bathyFile   - File containing bathymetry. If not defined bathymetry  C                         get buoyancy.
30  C                   is taken from inline function.  C     eosType         :: choose the equation of state:
31  C     hydrogThetaFile - File containing initial hydrographic data for potential  C                        LINEAR, POLY3, UNESCO, JMD95Z, JMD95P, MDJWF, IDEALGAS
32  C                       temperature.  C     pickupSuff      :: force to start from pickup files (even if nIter0=0)
33  C     hydrogSaltFile  - File containing initial hydrographic data for salinity.  C                        and read pickup files with this suffix (max 10 Char.)
34  C     zonalWindFile   - File containing zonal wind data  C     mdsioLocalDir   :: read-write tiled file from/to this directory name
35  C     meridWindFile   - File containing meridional wind data  C                        (+ 4 digits Processor-Rank) instead of current dir.
36  C     thetaClimFile   - File containing theta climataology used  C     tRefFile      :: File containing reference Potential Temperat.  tRef (1.D)
37    C     sRefFile      :: File containing reference salinity/spec.humid. sRef (1.D)
38    C     rhoRefFile    :: File containing reference density profile rhoRef (1.D)
39    C     delRFile      :: File containing vertical grid spacing delR  (1.D array)
40    C     delRcFile     :: File containing vertical grid spacing delRc (1.D array)
41    C     delXFile      :: File containing X-spacing grid definition (1.D array)
42    C     delYFile      :: File containing Y-spacing grid definition (1.D array)
43    C     horizGridFile :: File containing horizontal-grid definition
44    C                        (only when using curvilinear_grid)
45    C     bathyFile       :: File containing bathymetry. If not defined bathymetry
46    C                        is taken from inline function.
47    C     topoFile        :: File containing the topography of the surface (unit=m)
48    C                        (mainly used for the atmosphere = ground height).
49    C     shelfIceFile    :: File containing the topography of the shelfice draught
50    C                        (unit=m)
51    C     hydrogThetaFile :: File containing initial hydrographic data (3-D)
52    C                        for potential temperature.
53    C     hydrogSaltFile  :: File containing initial hydrographic data (3-D)
54    C                        for salinity.
55    C     diffKrFile      :: File containing 3D specification of vertical diffusivity
56    C     zonalWindFile   :: File containing zonal wind data
57    C     meridWindFile   :: File containing meridional wind data
58    C     thetaClimFile   :: File containing surface theta climataology used
59  C                       in relaxation term -lambda(theta-theta*)  C                       in relaxation term -lambda(theta-theta*)
60  C     saltClimFile    - File containing salt climataology used  C     saltClimFile    :: File containing surface salt climataology used
61  C                       in relaxation term -lambda(salt-salt*)  C                       in relaxation term -lambda(salt-salt*)
62  C     surfQfile       - File containing surface heat flux  C     surfQfile       :: File containing surface heat flux, excluding SW
63  C     surfQswfile     - File containing surface shortwave radiation  C                        (old version, kept for backward compatibility)
64  C     EmPmRfile       - File containing surface fresh water flux  C     surfQnetFile    :: File containing surface net heat flux
65  C     buoyancyRelation - Flag used to indicate which relation to use to  C     surfQswFile     :: File containing surface shortwave radiation
66  C                        get buoyancy.  C     dQdTfile        :: File containing thermal relaxation coefficient
67        COMMON /PARM_C/ checkPtSuff,  C     EmPmRfile       :: File containing surface fresh water flux
68       &                bathyFile, hydrogThetaFile, hydrogSaltFile,  C           NOTE: for backward compatibility EmPmRfile is specified in
69    C                 m/s when using external_fields_load.F.  It is converted
70    C                 to kg/m2/s by multiplying by rhoConstFresh.
71    C     saltFluxFile    :: File containing surface salt flux
72    C     pLoadFile       :: File containing pressure loading
73    C     eddyPsiXFile    :: File containing zonal Eddy streamfunction data
74    C     eddyPsiYFile    :: File containing meridional Eddy streamfunction data
75    C     the_run_name    :: string identifying the name of the model "run"
76          COMMON /PARM_C/
77         &                buoyancyRelation, eosType,
78         &                pickupSuff, mdsioLocalDir,
79         &                tRefFile, sRefFile, rhoRefFile,
80         &                delRFile, delRcFile,
81         &                delXFile, delYFile, horizGridFile,
82         &                bathyFile, topoFile, shelfIceFile,
83         &                hydrogThetaFile, hydrogSaltFile, diffKrFile,
84       &                zonalWindFile, meridWindFile, thetaClimFile,       &                zonalWindFile, meridWindFile, thetaClimFile,
85       &                saltClimFile, buoyancyRelation,       &                saltClimFile,
86       &                EmPmRfile, surfQfile, surfQswfile,       &                EmPmRfile, saltFluxFile,
87       &                uVelInitFile, vVelInitFile, pSurfInitFile       &                surfQfile, surfQnetFile, surfQswFile,
88        CHARACTER*(5) checkPtSuff(maxNoChkptLev)       &                lambdaThetaFile, lambdaSaltFile,
89        CHARACTER*(MAX_LEN_FNAM) bathyFile       &                uVelInitFile, vVelInitFile, pSurfInitFile,
90        CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile       &                dQdTfile, ploadFile,
91        CHARACTER*(MAX_LEN_FNAM) hydrogSaltFile       &                eddyPsiXFile, eddyPsiYFile,
92         &                the_run_name
93          CHARACTER*(MAX_LEN_FNAM) buoyancyRelation
94          CHARACTER*(6)  eosType
95          CHARACTER*(10) pickupSuff
96          CHARACTER*(MAX_LEN_FNAM) mdsioLocalDir
97          CHARACTER*(MAX_LEN_FNAM) tRefFile
98          CHARACTER*(MAX_LEN_FNAM) sRefFile
99          CHARACTER*(MAX_LEN_FNAM) rhoRefFile
100          CHARACTER*(MAX_LEN_FNAM) delRFile
101          CHARACTER*(MAX_LEN_FNAM) delRcFile
102          CHARACTER*(MAX_LEN_FNAM) delXFile
103          CHARACTER*(MAX_LEN_FNAM) delYFile
104          CHARACTER*(MAX_LEN_FNAM) horizGridFile
105          CHARACTER*(MAX_LEN_FNAM) bathyFile, topoFile, shelfIceFile
106          CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile, hydrogSaltFile
107          CHARACTER*(MAX_LEN_FNAM) diffKrFile
108        CHARACTER*(MAX_LEN_FNAM) zonalWindFile        CHARACTER*(MAX_LEN_FNAM) zonalWindFile
109        CHARACTER*(MAX_LEN_FNAM) meridWindFile        CHARACTER*(MAX_LEN_FNAM) meridWindFile
110        CHARACTER*(MAX_LEN_FNAM) thetaClimFile        CHARACTER*(MAX_LEN_FNAM) thetaClimFile
111        CHARACTER*(MAX_LEN_FNAM) saltClimFile        CHARACTER*(MAX_LEN_FNAM) saltClimFile
112        CHARACTER*(MAX_LEN_FNAM) surfQfile        CHARACTER*(MAX_LEN_FNAM) surfQfile
113        CHARACTER*(MAX_LEN_FNAM) surfQswfile        CHARACTER*(MAX_LEN_FNAM) surfQnetFile
114          CHARACTER*(MAX_LEN_FNAM) surfQswFile
115        CHARACTER*(MAX_LEN_FNAM) EmPmRfile        CHARACTER*(MAX_LEN_FNAM) EmPmRfile
116        CHARACTER*(MAX_LEN_FNAM) buoyancyRelation        CHARACTER*(MAX_LEN_FNAM) saltFluxFile
117        CHARACTER*(MAX_LEN_FNAM) uVelInitFile        CHARACTER*(MAX_LEN_FNAM) uVelInitFile
118        CHARACTER*(MAX_LEN_FNAM) vVelInitFile        CHARACTER*(MAX_LEN_FNAM) vVelInitFile
119        CHARACTER*(MAX_LEN_FNAM) pSurfInitFile        CHARACTER*(MAX_LEN_FNAM) pSurfInitFile
120          CHARACTER*(MAX_LEN_FNAM) dQdTfile
121          CHARACTER*(MAX_LEN_FNAM) ploadFile
122          CHARACTER*(MAX_LEN_FNAM) eddyPsiXFile
123          CHARACTER*(MAX_LEN_FNAM) eddyPsiYFile
124          CHARACTER*(MAX_LEN_FNAM) lambdaThetaFile
125          CHARACTER*(MAX_LEN_FNAM) lambdaSaltFile
126          CHARACTER*(MAX_LEN_PREC/2) the_run_name
127    
128  C--   COMMON /PARM_I/ Integer valued parameters used by the model.  C--   COMMON /PARM_I/ Integer valued parameters used by the model.
129  C     cg2dMaxIters        - Maximum number of iterations in the  C     cg2dMaxIters        :: Maximum number of iterations in the
130  C                           two-dimensional con. grad solver.  C                           two-dimensional con. grad solver.
131  C     cg2dChkResFreq      - Frequency with which to check residual  C     cg2dChkResFreq      :: Frequency with which to check residual
132  C                           in con. grad solver.  C                           in con. grad solver.
133  C     cg3dMaxIters        - Maximum number of iterations in the  C     cg2dPreCondFreq     :: Frequency for updating cg2d preconditioner
134    C                            (non-linear free-surf.)
135    C     cg3dMaxIters        :: Maximum number of iterations in the
136  C                           three-dimensional con. grad solver.  C                           three-dimensional con. grad solver.
137  C     cg3dChkResFreq      - Frequency with which to check residual  C     cg3dChkResFreq      :: Frequency with which to check residual
138  C                           in con. grad solver.  C                           in con. grad solver.
139  C     nIter0              - Start time-step number of for this run  C     nIter0              :: Start time-step number of for this run
140  C     nTimeSteps          - Number of timesteps to execute  C     nTimeSteps          :: Number of timesteps to execute
141  C     numStepsPerPickup   - For offline setup. Frequency of pickup  C     writeStatePrec      :: Precision used for writing model state.
142  C                           of flow fields.  C     writeBinaryPrec     :: Precision used for writing binary files
143  C     writeStatePrec      - Precision used for writing model state.  C     readBinaryPrec      :: Precision used for reading binary files
144  C     writeBinaryPrec     - Precision used for writing binary files  C     nonlinFreeSurf      :: option related to non-linear free surface
145  C     readBinaryPrec      - Precision used for reading binary files  C                           =0 Linear free surface ; >0 Non-linear
146  C     nCheckLev           - Holds current checkpoint level  C     select_rStar        :: option related to r* vertical coordinate
147  C     nShap               - "Order" of shapiro filter to apply to  C                           =0 (default) use r coord. ; > 0 use r*
148  C                           model prognositic fields.  C     momForcingOutAB     :: =1: take momentum forcing contribution
149  C                           nShap == 1 => del2  C                           out of (=0: in) Adams-Bashforth time stepping.
150  C                           nShap == 2 => del4  C     tracForcingOutAB    :: =1: take tracer (Temp,Salt,pTracers) forcing contribution
151  C                           nShap == 3 => del6  C                           out of (=0: in) Adams-Bashforth time stepping.
152  C                           etc...  C     tempAdvScheme       :: Temp. Horiz.Advection scheme selector
153    C     tempVertAdvScheme   :: Temp. Vert. Advection scheme selector
154    C     saltAdvScheme       :: Salt. Horiz.advection scheme selector
155    C     saltVertAdvScheme   :: Salt. Vert. Advection scheme selector
156    C     selectKEscheme      :: Kinetic Energy scheme selector (Vector Inv.)
157    C     selectVortScheme    :: Scheme selector for Vorticity term (Vector Inv.)
158    C     monitorSelect       :: select group of variables to monitor
159    C                            =1 : dynvars ; =2 : + vort ; =3 : + surface
160    C     debugLevel          :: debug level selector: higher -> more writing
161    
162        COMMON /PARM_I/        COMMON /PARM_I/
163       &        cg2dMaxIters,       &        cg2dMaxIters,
164       &        cg2dChkResFreq,       &        cg2dChkResFreq, cg2dPreCondFreq,
165       &        cg3dMaxIters,       &        cg3dMaxIters,
166       &        cg3dChkResFreq,       &        cg3dChkResFreq,
167       &        nIter0, nTimeSteps, nEndIter,       &        nIter0, nTimeSteps, nEndIter,
168       &        numStepsPerPickup,       &        writeStatePrec,
      &        writeStatePrec, nCheckLev,  
169       &        writeBinaryPrec, readBinaryPrec,       &        writeBinaryPrec, readBinaryPrec,
170       &        nShap, zonal_filt_sinpow, zonal_filt_cospow       &        nonlinFreeSurf, select_rStar,
171         &        momForcingOutAB, tracForcingOutAB,
172         &        tempAdvScheme, tempVertAdvScheme,
173         &        saltAdvScheme, saltVertAdvScheme,
174         &        selectKEscheme, selectVortScheme,
175         &        monitorSelect, debugLevel
176        INTEGER cg2dMaxIters        INTEGER cg2dMaxIters
177        INTEGER cg2dChkResFreq        INTEGER cg2dChkResFreq
178          INTEGER cg2dPreCondFreq
179        INTEGER cg3dMaxIters        INTEGER cg3dMaxIters
180        INTEGER cg3dChkResFreq        INTEGER cg3dChkResFreq
181        INTEGER nIter0        INTEGER nIter0
182        INTEGER nTimeSteps        INTEGER nTimeSteps
183        INTEGER nEndIter        INTEGER nEndIter
       INTEGER numStepsPerPickup  
184        INTEGER writeStatePrec        INTEGER writeStatePrec
185        INTEGER writeBinaryPrec        INTEGER writeBinaryPrec
186        INTEGER readBinaryPrec        INTEGER readBinaryPrec
187        INTEGER nCheckLev        INTEGER nonlinFreeSurf
188        INTEGER nShap        INTEGER select_rStar
189        INTEGER zonal_filt_sinpow        INTEGER momForcingOutAB, tracForcingOutAB
190        INTEGER zonal_filt_cospow        INTEGER tempAdvScheme, tempVertAdvScheme
191          INTEGER saltAdvScheme, saltVertAdvScheme
192          INTEGER selectKEscheme
193          INTEGER selectVortScheme
194          INTEGER monitorSelect
195          INTEGER debugLevel
196    
197  C--   COMMON /PARM_L/ Logical valued parameters used by the model.  C--   COMMON /PARM_L/ Logical valued parameters used by the model.
198  C     usingCartesianGrid - If TRUE grid generation will be in a cartesian  C- Coordinate + Grid params:
199    C     fluidIsAir       :: Set to indicate that the fluid major constituent
200    C                        is air
201    C     fluidIsWater     :: Set to indicate that the fluid major constituent
202    C                        is water
203    C     usingPCoords     :: Set to indicate that we are working in a pressure
204    C                        type coordinate (p or p*).
205    C     usingZCoords     :: Set to indicate that we are working in a height
206    C                        type coordinate (z or z*)
207    C     useDynP_inEos_Zc :: use the dynamical pressure in EOS (with Z-coord.)
208    C                         this requires specific code for restart & exchange
209    C     usingCartesianGrid :: If TRUE grid generation will be in a cartesian
210  C                          coordinate frame.  C                          coordinate frame.
211  C     usingSphericalPolarGrid - If TRUE grid generation will be in a  C     usingSphericalPolarGrid :: If TRUE grid generation will be in a
212  C                               spherical polar frame.  C                               spherical polar frame.
213  C     no_slip_sides - Impose "no-slip" at lateral boundaries.  C     rotateGrid      :: rotate grid coordinates to geographical coordinates
214  C     no_slip_bottom- Impose "no-slip" at bottom boundary.  C                        according to Euler angles phiEuler, thetaEuler, psiEuler
215  C     staggerTimeStep - enable a Stagger time stepping T,S Rho then U,V  C     usingCurvilinearGrid :: If TRUE, use a curvilinear grid (to be provided)
216  C     momViscosity  - Flag which turns momentum friction terms on and off.  C     usingCylindricalGrid :: If TRUE grid generation will be Cylindrical
217  C     momAdvection  - Flag which turns advection of momentum on and off.  C     deepAtmosphere :: deep model (drop the shallow-atmosphere approximation)
218  C     momForcing    - Flag which turns external forcing of momentum on  C     setInterFDr    :: set Interface depth (put cell-Center at the middle)
219  C                     and off.  C     setCenterDr    :: set cell-Center depth (put Interface at the middle)
220  C     momPressureForcing - Flag which turns pressure term in momentum equation  C- Momentum params:
221    C     no_slip_sides  :: Impose "no-slip" at lateral boundaries.
222    C     no_slip_bottom :: Impose "no-slip" at bottom boundary.
223    C     useFullLeith   :: Set to true to use full Leith viscosity(may be unstable
224    C                       on irregular grids)
225    C     useStrainTensionVisc:: Set to true to use Strain-Tension viscous terms
226    C     useAreaViscLength :: Set to true to use old scaling for viscous lengths,
227    C                          e.g., L2=Raz.  May be preferable for cube sphere.
228    C     momViscosity  :: Flag which turns momentum friction terms on and off.
229    C     momAdvection  :: Flag which turns advection of momentum on and off.
230    C     momForcing    :: Flag which turns external forcing of momentum on
231    C                      and off.
232    C     momPressureForcing :: Flag which turns pressure term in momentum equation
233  C                          on and off.  C                          on and off.
234  C     metricTerms   - Flag which turns metric terms on or off.  C     metricTerms   :: Flag which turns metric terms on or off.
235  C     usingSphericalPolarMTerms - If TRUE use spherical polar metric terms.  C     useNHMTerms   :: If TRUE use non-hydrostatic metric terms.
236  C     useCoriolis   - Flag which turns the coriolis terms on and off.  C     useCoriolis   :: Flag which turns the coriolis terms on and off.
237  C     tempDiffusion - Flag which turns diffusion of temperature on  C     use3dCoriolis :: Turns the 3-D coriolis terms (in Omega.cos Phi) on - off
238  C                     and off.  C     useConstantF  :: Coriolis parameter set to f0
239  C     tempAdvection - Flag which turns advection of temperature on  C     useBetaPlaneF :: Coriolis parameter set to f0 + beta.y
240  C                     and off.  C     useSphereF    :: Coriolis parameter set to 2.omega.sin(phi)
241  C     tempForcing   - Flag which turns external forcing of temperature on  C     useCDscheme   :: use CD-scheme to calculate Coriolis terms.
242  C                     and off.  C     vectorInvariantMomentum :: use Vector-Invariant form (mom_vecinv package)
243  C     saltDiffusion - Flag which turns diffusion of salinit on  C                                (default = F = use mom_fluxform package)
244  C                     and off.  C     useJamartWetPoints :: Use wet-point method for Coriolis (Jamart & Ozer 1986)
245  C     saltAdvection - Flag which turns advection of salinit on  C     useJamartMomAdv :: Use wet-point method for V.I. non-linear term
246  C                     and off.  C     upwindVorticity :: bias interpolation of vorticity in the Coriolis term
247  C     saltForcing   - Flag which turns external forcing of salinit on  C     highOrderVorticity :: use 3rd/4th order interp. of vorticity (V.I., advection)
248  C                     and off.  C     useAbsVorticity :: work with f+zeta in Coriolis terms
249  C     implicitFreeSurface - Set to true to use implcit free surface  C     upwindShear        :: use 1rst order upwind interp. (V.I., vertical advection)
250  C     rigidLid            - Set to true to use rigid lid  C     momStepping    :: Turns momentum equation time-stepping off
251  C     momStepping   - Turns momentum equation time-stepping off  C- Temp. & Salt params:
252  C     tempStepping  - Turns temperature equation time-stepping off  C     tempStepping   :: Turns temperature equation time-stepping off
253  C     saltStepping  - Turns salinity equation time-stepping off  C     saltStepping   :: Turns salinity equation time-stepping off
254  C     useConstantF  - Coriolis parameter set to f0  C     tempAdvection  :: Flag which turns advection of temperature on and off.
255  C     useBetaPlaneF - Coriolis parameter set to f0 + beta.y  C     tempIsActiveTr :: Pot.Temp. is a dynamically active tracer
256  C     useSphereF    - Coriolis parameter set to 2.omega.sin(phi)  C     tempForcing    :: Flag which turns external forcing of temperature on
257  C     implicitDiffusion - Turns implicit vertical diffusion on  C                       and off.
258  C     implicitViscosity - Turns implicit vertical viscosity on  C     saltAdvection  :: Flag which turns advection of salinity on and off.
259  C     doThetaClimRelax - Set true if relaxation to temperature  C     saltIsActiveTr :: Salinity  is a dynamically active tracer
260    C     saltForcing    :: Flag which turns external forcing of salinity on
261    C                       and off.
262    C     useRealFreshWaterFlux :: if True (=Natural BCS), treats P+R-E flux
263    C                         as a real Fresh Water (=> changes the Sea Level)
264    C                         if F, converts P+R-E to salt flux (no SL effect)
265    C- Time-stepping params:
266    C     rigidLid            :: Set to true to use rigid lid
267    C     implicitFreeSurface :: Set to true to use implicit free surface
268    C     exactConserv        :: Set to true to conserve exactly the total Volume
269    C     linFSConserveTr     :: Set to true to correct source/sink of tracer
270    C                            at the surface due to Linear Free Surface
271    C     uniformLin_PhiSurf  :: Set to true to use a uniform Bo_surf in the
272    C                            linear relation Phi_surf = Bo_surf*eta
273    C     quasiHydrostatic :: Using non-hydrostatic terms in hydrostatic algorithm
274    C     nonHydrostatic   :: Using non-hydrostatic algorithm
275    C     use3Dsolver      :: set to true to use 3-D pressure solver
276    C     implicitIntGravWave :: treat Internal Gravity Wave implicitly
277    C     staggerTimeStep   :: enable a Stagger time stepping U,V (& W) then T,S
278    C     implicitDiffusion :: Turns implicit vertical diffusion on
279    C     implicitViscosity :: Turns implicit vertical viscosity on
280    C     tempImplVertAdv :: Turns on implicit vertical advection for Temperature
281    C     saltImplVertAdv :: Turns on implicit vertical advection for Salinity
282    C     momImplVertAdv  :: Turns on implicit vertical advection for Momentum
283    C     multiDimAdvection :: Flag that enable multi-dimension advection
284    C     useMultiDimAdvec  :: True if multi-dim advection is used at least once
285    C     momDissip_In_AB   :: if False, put Dissipation tendency contribution
286    C                          out off Adams-Bashforth time stepping.
287    C     doAB_onGtGs       :: if the Adams-Bashforth time stepping is used, always
288    C                          apply AB on tracer tendencies (rather than on Tracer)
289    C- Other forcing params -
290    C     balanceEmPmR    :: substract global mean of EmPmR at every time step
291    C     balanceQnet     :: substract global mean of Qnet at every time step
292    C     balancePrintMean:: print substracted global means to STDOUT
293    C     doThetaClimRelax :: Set true if relaxation to temperature
294  C                        climatology is required.  C                        climatology is required.
295  C     doSaltClimRelax  - Set true if relaxation to salinity  C     doSaltClimRelax  :: Set true if relaxation to salinity
296  C                        climatology is required.  C                        climatology is required.
297  C     periodicExternalForcing - Set true if forcing is time-dependant  C     allowFreezing  :: Allows surface water to freeze and form ice
298  C     usingPCoords     - Set to indicate that we are working in pressure  C     useOldFreezing :: use the old version (before checkpoint52a_pre, 2003-11-12)
299  C                        coords.  C     periodicExternalForcing :: Set true if forcing is time-dependant
300  C     usingZCoords     - Set to indicate that we are working in height  C- I/O parameters -
301  C                        coords.  C     globalFiles    :: Selects between "global" and "tiled" files
302  C     nonHydrostatic - Using non-hydrostatic terms  C     useSingleCpuIO :: On SGI platforms, option globalFiles is either
303  C     globalFiles    - Selects between "global" and "tiled" files  C                       slow (f77) or does not work (f90).  When
304  C     allowFreezing  - Allows water to freeze and form ice  C                       useSingleCpuIO is set, mdsio_writefield.F
305  C     groundAtK1  - put the surface(k=1) at the Lower Boundary (=ground)  C                       outputs from master mpi process only.
306        COMMON /PARM_L/ usingCartesianGrid, usingSphericalPolarGrid,  C     pickupStrictlyMatch :: check and stop if pickup-file do not stricly match
307       & usingCurvilinearGrid,  C     startFromPickupAB2 :: with AB-3 code, start from an AB-2 pickup
308       & no_slip_sides,no_slip_bottom,  C     usePickupBeforeC54 :: start from old-pickup files, generated with code from
309       & staggerTimeStep,  C                           before checkpoint-54a, Jul 06, 2004.
310       & momViscosity, momAdvection, momForcing, useCoriolis,  C     pickup_write_mdsio :: use mdsio to write pickups
311       & momPressureForcing,tempDiffusion, tempAdvection, tempForcing,  C     pickup_read_mdsio  :: use mdsio to read  pickups
312       & saltDiffusion, saltAdvection, saltForcing,  C     pickup_write_immed :: echo the pickup immediately (for conversion)
313       & implicitFreeSurface, rigidLid,  C     writePickupAtEnd   :: write pickup at the last timestep
314       & momStepping, tempStepping, saltStepping,  C     timeave_mdsio      :: use mdsio for timeave output
315       & metricTerms, usingSphericalPolarMTerms,  C     snapshot_mdsio     :: use mdsio for "snapshot" (dumpfreq/diagfreq) output
316    C     monitor_stdio      :: use stdio for monitor output
317    C     dumpInitAndLast :: dumps model state to files at Initial (nIter0)
318    C                        & Last iteration, in addition multiple of dumpFreq iter.
319    
320          COMMON /PARM_L/
321         & fluidIsAir, fluidIsWater,
322         & usingPCoords, usingZCoords, useDynP_inEos_Zc,
323         & usingCartesianGrid, usingSphericalPolarGrid, rotateGrid,
324         & usingCurvilinearGrid, usingCylindricalGrid,
325         & deepAtmosphere, setInterFDr, setCenterDr,
326         & no_slip_sides, no_slip_bottom,
327         & useFullLeith, useStrainTensionVisc, useAreaViscLength,
328         & momViscosity, momAdvection, momForcing,
329         & momPressureForcing, metricTerms, useNHMTerms,
330         & useCoriolis, use3dCoriolis,
331       & useConstantF, useBetaPlaneF, useSphereF,       & useConstantF, useBetaPlaneF, useSphereF,
332         & useCDscheme, vectorInvariantMomentum,
333         & useEnergyConservingCoriolis, useJamartWetPoints, useJamartMomAdv,
334         & upwindVorticity, highOrderVorticity,
335         & useAbsVorticity, upwindShear,
336         & momStepping, tempStepping, saltStepping,
337         & tempAdvection, tempIsActiveTr, tempForcing,
338         & saltAdvection, saltIsActiveTr, saltForcing,
339         & useRealFreshWaterFlux,
340         & rigidLid, implicitFreeSurface, exactConserv, linFSConserveTr,
341         & uniformLin_PhiSurf,
342         & quasiHydrostatic, nonHydrostatic,
343         & use3Dsolver, implicitIntGravWave, staggerTimeStep,
344       & implicitDiffusion, implicitViscosity,       & implicitDiffusion, implicitViscosity,
345         & tempImplVertAdv, saltImplVertAdv, momImplVertAdv,
346         & multiDimAdvection, useMultiDimAdvec,
347         & momDissip_In_AB, doAB_onGtGs,
348         & balanceEmPmR, balanceQnet, balancePrintMean,
349       & doThetaClimRelax, doSaltClimRelax,       & doThetaClimRelax, doSaltClimRelax,
350       & periodicExternalForcing, usingPCoords, usingZCoords,       & allowFreezing, useOldFreezing,
351       & nonHydrostatic, globalFiles,       & periodicExternalForcing,
352       & allowFreezing, groundAtK1       & globalFiles, useSingleCpuIO,
353         & pickupStrictlyMatch, usePickupBeforeC54, startFromPickupAB2,
354         & pickup_read_mdsio, pickup_write_mdsio, pickup_write_immed,
355         & writePickupAtEnd,
356         & timeave_mdsio, snapshot_mdsio, monitor_stdio,
357         & outputTypesInclusive, dumpInitAndLast, debugMode,
358         & inAdMode, inAdTrue, inAdFalse, inAdExact
359    
360          LOGICAL fluidIsAir
361          LOGICAL fluidIsWater
362          LOGICAL usingPCoords
363          LOGICAL usingZCoords
364          LOGICAL useDynP_inEos_Zc
365        LOGICAL usingCartesianGrid        LOGICAL usingCartesianGrid
366        LOGICAL usingSphericalPolarGrid        LOGICAL usingSphericalPolarGrid, rotateGrid
367          LOGICAL usingCylindricalGrid
368        LOGICAL usingCurvilinearGrid        LOGICAL usingCurvilinearGrid
369        LOGICAL usingSphericalPolarMTerms        LOGICAL deepAtmosphere
370          LOGICAL setInterFDr
371          LOGICAL setCenterDr
372          LOGICAL useNHMTerms
373        LOGICAL no_slip_sides        LOGICAL no_slip_sides
374        LOGICAL no_slip_bottom        LOGICAL no_slip_bottom
       LOGICAL staggerTimeStep  
375        LOGICAL momViscosity        LOGICAL momViscosity
376        LOGICAL momAdvection        LOGICAL momAdvection
377        LOGICAL momForcing        LOGICAL momForcing
378        LOGICAL momPressureForcing        LOGICAL momPressureForcing
379        LOGICAL useCoriolis        LOGICAL useCoriolis
380        LOGICAL tempDiffusion        LOGICAL vectorInvariantMomentum
381        LOGICAL tempAdvection        LOGICAL tempAdvection
382          LOGICAL tempIsActiveTr
383        LOGICAL tempForcing        LOGICAL tempForcing
       LOGICAL saltDiffusion  
384        LOGICAL saltAdvection        LOGICAL saltAdvection
385          LOGICAL saltIsActiveTr
386        LOGICAL saltForcing        LOGICAL saltForcing
387        LOGICAL implicitFreeSurface        LOGICAL useRealFreshWaterFlux
388          LOGICAL useFullLeith
389          LOGICAL useStrainTensionVisc
390          LOGICAL useAreaViscLength
391        LOGICAL rigidLid        LOGICAL rigidLid
392          LOGICAL implicitFreeSurface
393          LOGICAL exactConserv
394          LOGICAL linFSConserveTr
395          LOGICAL uniformLin_PhiSurf
396          LOGICAL quasiHydrostatic
397          LOGICAL nonHydrostatic
398          LOGICAL use3Dsolver
399          LOGICAL implicitIntGravWave
400          LOGICAL staggerTimeStep
401        LOGICAL momStepping        LOGICAL momStepping
402        LOGICAL tempStepping        LOGICAL tempStepping
403        LOGICAL saltStepping        LOGICAL saltStepping
# Line 228  C     groundAtK1  - put the surface(k=1) Line 405  C     groundAtK1  - put the surface(k=1)
405        LOGICAL useConstantF        LOGICAL useConstantF
406        LOGICAL useBetaPlaneF        LOGICAL useBetaPlaneF
407        LOGICAL useSphereF        LOGICAL useSphereF
408          LOGICAL use3dCoriolis
409          LOGICAL useCDscheme
410          LOGICAL useEnergyConservingCoriolis
411          LOGICAL useJamartWetPoints
412          LOGICAL useJamartMomAdv
413          LOGICAL upwindVorticity
414          LOGICAL highOrderVorticity
415          LOGICAL useAbsVorticity
416          LOGICAL upwindShear
417        LOGICAL implicitDiffusion        LOGICAL implicitDiffusion
418        LOGICAL implicitViscosity        LOGICAL implicitViscosity
419          LOGICAL tempImplVertAdv
420          LOGICAL saltImplVertAdv
421          LOGICAL momImplVertAdv
422          LOGICAL multiDimAdvection
423          LOGICAL useMultiDimAdvec
424          LOGICAL momDissip_In_AB
425          LOGICAL doAB_onGtGs
426          LOGICAL balanceEmPmR
427          LOGICAL balanceQnet
428          LOGICAL balancePrintMean
429        LOGICAL doThetaClimRelax        LOGICAL doThetaClimRelax
430        LOGICAL doSaltClimRelax        LOGICAL doSaltClimRelax
431          LOGICAL allowFreezing
432          LOGICAL useOldFreezing
433        LOGICAL periodicExternalForcing        LOGICAL periodicExternalForcing
       LOGICAL usingPCoords  
       LOGICAL usingZCoords  
       LOGICAL nonHydrostatic  
434        LOGICAL globalFiles        LOGICAL globalFiles
435        LOGICAL allowFreezing        LOGICAL useSingleCpuIO
436        LOGICAL groundAtK1        LOGICAL pickupStrictlyMatch
437          LOGICAL usePickupBeforeC54
438          LOGICAL startFromPickupAB2
439          LOGICAL pickup_read_mdsio, pickup_write_mdsio
440          LOGICAL pickup_write_immed, writePickupAtEnd
441          LOGICAL timeave_mdsio, snapshot_mdsio, monitor_stdio
442          LOGICAL outputTypesInclusive
443          LOGICAL dumpInitAndLast
444          LOGICAL debugMode
445          LOGICAL inAdMode, inAdTrue, inAdFalse, inAdExact
446    
447  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.
448  C     cg2dTargetResidual  C     cg2dTargetResidual
449  C               - Target residual for cg2d solver.  C          :: Target residual for cg2d solver; no unit (RHS normalisation)
450    C     cg2dTargetResWunit
451    C          :: Target residual for cg2d solver; W unit (No RHS normalisation)
452  C     cg3dTargetResidual  C     cg3dTargetResidual
453  C               - Target residual for cg3d solver.  C               :: Target residual for cg3d solver.
454  C     cg2dpcOffDFac - Averaging weight for preconditioner off-diagonal.  C     cg2dpcOffDFac :: Averaging weight for preconditioner off-diagonal.
455  C     Note. 20th May 1998  C     Note. 20th May 1998
456  C           I made a weird discovery! In the model paper we argue  C           I made a weird discovery! In the model paper we argue
457  C           for the form of the preconditioner used here ( see  C           for the form of the preconditioner used here ( see
# Line 259  C           number of iterations for con Line 465  C           number of iterations for con
465  C           drop form 192 -> 134! Need to investigate this further!  C           drop form 192 -> 134! Need to investigate this further!
466  C           For now I have introduced a parameter cg2dpcOffDFac which  C           For now I have introduced a parameter cg2dpcOffDFac which
467  C           defaults to 0.51 but can be set at runtime.  C           defaults to 0.51 but can be set at runtime.
468  C     delP      - Vertical grid spacing ( Pa ).  C     delR      :: Vertical grid spacing ( units of r ).
469  C     delZ      - Vertical grid spacing ( m  ).  C     delRc     :: Vertical grid spacing between cell centers (r unit).
470  C     delR      - Vertical grid spacing ( units of r ).  C     delX      :: Separation between cell faces (m) or (deg), depending
 C     delX      - Separation between cell faces (m) or (deg), depending  
471  C     delY        on input flags.  C     delY        on input flags.
472  C     gravity   - Accel. due to gravity ( m/s^2 )  C     gravity   :: Accel. due to gravity ( m/s^2 )
473  C     recip_gravity and its inverse  C     recip_gravity and its inverse
474  C     gBaro     - Accel. due to gravity used in barotropic equation ( m/s^2 )  C     gBaro     :: Accel. due to gravity used in barotropic equation ( m/s^2 )
475  C     ronil     - Reference density  C     rhoNil    :: Reference density for the linear equation of state
476  C     rhoConst  - Vertically constant reference density  C     rhoConst  :: Vertically constant reference density
477  C     startTime - Start time for model ( s )  C     rhoFacC   :: normalized (by rhoConst) reference density at cell-Center
478  C     phiMin    - Latitude of southern most cell face.  C     rhoFacF   :: normalized (by rhoConst) reference density at cell-interFace
479  C     thetaMin  - Longitude of western most cell face (this  C     rhoConstFresh :: Constant reference density for fresh water (rain)
480    C     tRef      :: reference vertical profile for potential temperature
481    C     sRef      :: reference vertical profile for salinity/specific humidity
482    C     phiRef    :: reference potential (pressure/rho, geopotential) profile
483    C     dBdrRef   :: vertical gradient of reference boyancy  [(m/s/r)^2)]:
484    C               :: z-coord: = N^2_ref = Brunt-Vaissala frequency [s^-2]
485    C               :: p-coord: = -(d.alpha/dp)_ref          [(m^2.s/kg)^2]
486    C     rVel2wUnit :: units conversion factor (Non-Hydrostatic code),
487    C                :: from r-coordinate vertical velocity to vertical velocity [m/s].
488    C                :: z-coord: = 1 ; p-coord: wSpeed [m/s] = rVel [Pa/s] * rVel2wUnit
489    C     wUnit2rVel :: units conversion factor (Non-Hydrostatic code),
490    C                :: from vertical velocity [m/s] to r-coordinate vertical velocity.
491    C                :: z-coord: = 1 ; p-coord: rVel [Pa/s] = wSpeed [m/s] * wUnit2rVel
492    C     mass2rUnit :: units conversion factor (surface forcing),
493    C                :: from mass per unit area [kg/m2] to vertical r-coordinate unit.
494    C                :: z-coord: = 1/rhoConst ( [kg/m2] / rho = [m] ) ;
495    C                :: p-coord: = gravity    ( [kg/m2] *  g = [Pa] ) ;
496    C     rUnit2mass :: units conversion factor (surface forcing),
497    C                :: from vertical r-coordinate unit to mass per unit area [kg/m2].
498    C                :: z-coord: = rhoConst  ( [m] * rho = [kg/m2] ) ;
499    C                :: p-coord: = 1/gravity ( [Pa] /  g = [kg/m2] ) ;
500    C     phiMin    :: Latitude of southern most cell face.
501    C     thetaMin  :: Longitude of western most cell face (this
502  C                 is an "inert" parameter but it is included  C                 is an "inert" parameter but it is included
503  C                 to make geographical references simple.)  C                 to make geographical references simple.)
504  C     rSphere   - Radius of sphere for a spherical polar grid ( m ).  C     rSphere   :: Radius of sphere for a spherical polar grid ( m ).
505  C     recip_RSphere  - Reciprocal radius of sphere ( m ).  C     recip_rSphere  :: Reciprocal radius of sphere ( m ).
506  C     f0        - Reference coriolis parameter ( 1/s )  C     f0        :: Reference coriolis parameter ( 1/s )
507  C                 ( Southern edge f for beta plane )  C                 ( Southern edge f for beta plane )
508  C     beta      - df/dy ( s^-1.m^-1 )  C     beta      :: df/dy ( s^-1.m^-1 )
509  C     omega     - Angular velocity ( rad/s )  C     omega     :: Angular velocity ( rad/s )
510  C     viscAh    - Eddy viscosity coeff. for mixing of  C     rotationPeriod :: Rotation period (s) (= 2.pi/omega)
511  C                 momentum laterally ( m^2/s )  C     viscAr    :: Eddy viscosity coeff. for mixing of
 C     viscAz    - Eddy viscosity coeff. for mixing of  
 C                 momentum vertically ( m^2/s )  
 C     viscAp    - Eddy viscosity coeff. for mixing of  
 C                 momentum vertically ( Pa^2/s )  
 C     viscAr    - Eddy viscosity coeff. for mixing of  
512  C                 momentum vertically ( units of r^2/s )  C                 momentum vertically ( units of r^2/s )
513  C     viscA4    - Biharmonic viscosity coeff. for mixing of  C     viscAh    :: Eddy viscosity coeff. for mixing of
514    C                 momentum laterally ( m^2/s )
515    C     viscAhW   :: Eddy viscosity coeff. for mixing of vertical
516    C                 momentum laterally, no effect for hydrostatic
517    C                 model, defaults to viscAh if unset ( m^2/s )
518    C                 Not used if variable horiz. viscosity is used.
519    C     viscA4    :: Biharmonic viscosity coeff. for mixing of
520  C                 momentum laterally ( m^4/s )  C                 momentum laterally ( m^4/s )
521  C     diffKhT   - Laplacian diffusion coeff. for mixing of  C     viscA4W   :: Biharmonic viscosity coeff. for mixing of vertical
522    C                 momentum laterally, no effect for hydrostatic
523    C                 model, defaults to viscA4 if unset ( m^2/s )
524    C                 Not used if variable horiz. viscosity is used.
525    C     viscAhD   :: Eddy viscosity coeff. for mixing of momentum laterally
526    C                  (act on Divergence part) ( m^2/s )
527    C     viscAhZ   :: Eddy viscosity coeff. for mixing of momentum laterally
528    C                  (act on Vorticity  part) ( m^2/s )
529    C     viscA4D   :: Biharmonic viscosity coeff. for mixing of momentum laterally
530    C                  (act on Divergence part) ( m^4/s )
531    C     viscA4Z   :: Biharmonic viscosity coeff. for mixing of momentum laterally
532    C                  (act on Vorticity  part) ( m^4/s )
533    C     viscC2leith  :: Leith non-dimensional viscosity factor (grad(vort))
534    C     viscC2leithD :: Modified Leith non-dimensional visc. factor (grad(div))
535    C     viscC4leith  :: Leith non-dimensional viscosity factor (grad(vort))
536    C     viscC4leithD :: Modified Leith non-dimensional viscosity factor (grad(div))
537    C     viscC2smag   :: Smagorinsky non-dimensional viscosity factor (harmonic)
538    C     viscC4smag   :: Smagorinsky non-dimensional viscosity factor (biharmonic)
539    C     viscAhMax    :: Maximum eddy viscosity coeff. for mixing of
540    C                    momentum laterally ( m^2/s )
541    C     viscAhReMax  :: Maximum gridscale Reynolds number for eddy viscosity
542    C                     coeff. for mixing of momentum laterally (non-dim)
543    C     viscAhGrid   :: non-dimensional grid-size dependent viscosity
544    C     viscAhGridMax:: maximum and minimum harmonic viscosity coefficients ...
545    C     viscAhGridMin::  in terms of non-dimensional grid-size dependent visc.
546    C     viscA4Max    :: Maximum biharmonic viscosity coeff. for mixing of
547    C                     momentum laterally ( m^4/s )
548    C     viscA4ReMax  :: Maximum Gridscale Reynolds number for
549    C                     biharmonic viscosity coeff. momentum laterally (non-dim)
550    C     viscA4Grid   :: non-dimensional grid-size dependent bi-harmonic viscosity
551    C     viscA4GridMax:: maximum and minimum biharmonic viscosity coefficients ...
552    C     viscA4GridMin::  in terms of non-dimensional grid-size dependent viscosity
553    C     diffKhT   :: Laplacian diffusion coeff. for mixing of
554  C                 heat laterally ( m^2/s )  C                 heat laterally ( m^2/s )
555  C     diffKzT   - Laplacian diffusion coeff. for mixing of  C     diffKrNrT :: vertical profile of Laplacian diffusion coeff.
556  C                 heat vertically ( m^2/s )  C                 for mixing of heat vertically ( units of r^2/s )
557  C     diffKpT   - Laplacian diffusion coeff. for mixing of  C     diffK4T   :: Biharmonic diffusion coeff. for mixing of
 C                 heat vertically ( Pa^2/s )  
 C     diffKrT   - Laplacian diffusion coeff. for mixing of  
 C                 heat vertically ( units of r^2/s )  
 C     diffK4T   - Biharmonic diffusion coeff. for mixing of  
558  C                 heat laterally ( m^4/s )  C                 heat laterally ( m^4/s )
559  C     diffKhS  -  Laplacian diffusion coeff. for mixing of  C     diffKhS  ::  Laplacian diffusion coeff. for mixing of
560  C                 salt laterally ( m^2/s )  C                 salt laterally ( m^2/s )
561  C     diffKzS   - Laplacian diffusion coeff. for mixing of  C     diffKrNrS :: vertical profile of Laplacian diffusion coeff.
562  C                 salt vertically ( m^2/s )  C                 for mixing of salt vertically ( units of r^2/s ),
563  C     diffKpS   - Laplacian diffusion coeff. for mixing of  C     diffK4S   :: Biharmonic diffusion coeff. for mixing of
 C                 salt vertically ( Pa^2/s )  
 C     diffKrS   - Laplacian diffusion coeff. for mixing of  
 C                 salt vertically ( units of r^2/s )  
 C     diffK4S   - Biharmonic diffusion coeff. for mixing of  
564  C                 salt laterally ( m^4/s )  C                 salt laterally ( m^4/s )
565  C     deltaT    - Default timestep ( s )  C     diffKrBL79surf :: T/S surface diffusivity (m^2/s) Bryan and Lewis, 1979
566  C     deltaTClock  - Timestep used as model "clock". This determines the  C     diffKrBL79deep :: T/S deep diffusivity (m^2/s) Bryan and Lewis, 1979
567    C     diffKrBL79scl  :: depth scale for arctan fn (m) Bryan and Lewis, 1979
568    C     diffKrBL79Ho   :: depth offset for arctan fn (m) Bryan and Lewis, 1979
569    C     BL79LatVary    :: polarwise of this latitude diffKrBL79 is applied with
570    C                       gradual transition to diffKrBLEQ towards Equator
571    C     diffKrBLEQsurf :: same as diffKrBL79surf but at Equator
572    C     diffKrBLEQdeep :: same as diffKrBL79deep but at Equator
573    C     diffKrBLEQscl  :: same as diffKrBL79scl but at Equator
574    C     diffKrBLEQHo   :: same as diffKrBL79Ho but at Equator
575    C     deltaT    :: Default timestep ( s )
576    C     deltaTClock  :: Timestep used as model "clock". This determines the
577  C                    IO frequencies and is used in tagging output. It can  C                    IO frequencies and is used in tagging output. It can
578  C                    be totally different to the dynamical time. Typically  C                    be totally different to the dynamical time. Typically
579  C                    it will be the deep-water timestep for accelerated runs.  C                    it will be the deep-water timestep for accelerated runs.
580  C                    Frequency of checkpointing and dumping of the model state  C                    Frequency of checkpointing and dumping of the model state
581  C                    are referenced to this clock. ( s )  C                    are referenced to this clock. ( s )
582  C     deltaTMom    - Timestep for momemtum equations ( s )  C     deltaTMom    :: Timestep for momemtum equations ( s )
583  C     deltaTtracer - Timestep for tracer equations ( s )  C     dTtracerLev  :: Timestep for tracer equations ( s ), function of level k
584  C     freesurfFac  - Parameter to turn implicit free surface term on or off  C     deltaTfreesurf :: Timestep for free-surface equation ( s )
585    C     freesurfFac  :: Parameter to turn implicit free surface term on or off
586  C                    freesurfac = 1. uses implicit free surface  C                    freesurfac = 1. uses implicit free surface
587  C                    freesurfac = 0. uses rigid lid  C                    freesurfac = 0. uses rigid lid
588  C     implicSurfPress - parameter of the Crank-Nickelson time stepping :  C     abEps        :: Adams-Bashforth-2 stabilizing weight
589    C     alph_AB      :: Adams-Bashforth-3 primary factor
590    C     beta_AB      :: Adams-Bashforth-3 secondary factor
591    C     implicSurfPress :: parameter of the Crank-Nickelson time stepping :
592  C                     Implicit part of Surface Pressure Gradient ( 0-1 )  C                     Implicit part of Surface Pressure Gradient ( 0-1 )
593  C     implicDiv2Dflow - parameter of the Crank-Nickelson time stepping :  C     implicDiv2Dflow :: parameter of the Crank-Nickelson time stepping :
594  C                     Implicit part of barotropic flow Divergence ( 0-1 )  C                     Implicit part of barotropic flow Divergence ( 0-1 )
595  C     hFacMin      - Minimum fraction size of a cell (affects hFacC etc...)  C     hFacMin      :: Minimum fraction size of a cell (affects hFacC etc...)
596  C     hFacMinDz    - Minimum dimesional size of a cell (affects hFacC etc..., m)  C     hFacMinDz    :: Minimum dimesional size of a cell (affects hFacC etc..., m)
597  C     hFacMinDp    - Minimum dimesional size of a cell (affects hFacC etc..., Pa)  C     hFacMinDp    :: Minimum dimesional size of a cell (affects hFacC etc..., Pa)
598  C     hFacMinDr    - Minimum dimesional size of a cell (affects hFacC etc..., units of r)  C     hFacMinDr    :: Minimum dimesional size of a cell (affects hFacC etc..., units of r)
599  C     tauCD        - CD scheme coupling timescale ( 1/s )  C     hFacInf      :: Threshold (inf and sup) for fraction size of surface cell
600  C     rCD          - CD scheme normalised coupling parameter ( 0-1 )  C     hFacSup        that control vanishing and creating levels
601  C     startTime     - Starting time for this integration ( s ).  C     tauCD        :: CD scheme coupling timescale ( 1/s )
602  C     endTime       - Ending time for this integration ( s ).  C     rCD          :: CD scheme normalised coupling parameter ( 0-1 )
603  C     chkPtFreq     - Frequency of rolling check pointing ( s ).  C     baseTime      :: model base time (time origin) = time @ iteration zero
604  C     pChkPtFreq    - Frequency of permanent check pointing ( s ).  C     startTime     :: Starting time for this integration ( s ).
605  C     dumpFreq      - Frequency with which model state is written to  C     endTime       :: Ending time for this integration ( s ).
606    C     chkPtFreq     :: Frequency of rolling check pointing ( s ).
607    C     pChkPtFreq    :: Frequency of permanent check pointing ( s ).
608    C     dumpFreq      :: Frequency with which model state is written to
609  C                     post-processing files ( s ).  C                     post-processing files ( s ).
610  C     afFacMom      - Advection of momentum term tracer parameter  C     diagFreq      :: Frequency with which model writes diagnostic output
611  C     vfFacMom      - Momentum viscosity tracer parameter  C                     of intermediate quantities.
612  C     pfFacMom      - Momentum pressure forcing tracer parameter  C     afFacMom      :: Advection of momentum term tracer parameter
613  C     cfFacMom      - Coriolis term tracer parameter  C     vfFacMom      :: Momentum viscosity tracer parameter
614  C     foFacMom      - Momentum forcing tracer parameter  C     pfFacMom      :: Momentum pressure forcing tracer parameter
615  C     mtFacMom      - Metric terms tracer parameter  C     cfFacMom      :: Coriolis term tracer parameter
616  C     cosPower      - Power of cosine of latitude to multiply viscosity  C     foFacMom      :: Momentum forcing tracer parameter
617  C     cAdjFreq      - Frequency of convective adjustment  C     mtFacMom      :: Metric terms tracer parameter
618    C     cosPower      :: Power of cosine of latitude to multiply viscosity
619    C     cAdjFreq      :: Frequency of convective adjustment
620  C  C
621  C     taveFreq      - Frequency with which time-averaged model state is written to  C     taveFreq      :: Frequency with which time-averaged model state
622  C                     post-processing files ( s ).  C                      is written to post-processing files ( s ).
623  C     tauThetaClimRelax - Relaxation to climatology time scale ( s ).  C     tave_lastIter :: (for state variable only) fraction of the last time
624  C     lambdaThetaClimRelax - Inverse time scale for relaxation ( 1/s ).  C                      step (of each taveFreq period) put in the time average.
625  C     tauSaltClimRelax - Relaxation to climatology time scale ( s ).  C                      (fraction for 1rst iter = 1 - tave_lastIter)
626  C     lambdaSaltClimRelax - Inverse time scale for relaxation ( 1/s ).  C     tauThetaClimRelax :: Relaxation to climatology time scale ( s ).
627  C     externForcingPeriod - Is the period of which forcing varies (eg. 1 month)  C     tauSaltClimRelax :: Relaxation to climatology time scale ( s ).
628  C     externForcingCycle - Is the repeat time of the forcing (eg. 1 year)  C     latBandClimRelax :: latitude band where Relaxation to Clim. is applied,
629    C                         i.e. where |yC| <= latBandClimRelax
630    C     externForcingPeriod :: Is the period of which forcing varies (eg. 1 month)
631    C     externForcingCycle :: Is the repeat time of the forcing (eg. 1 year)
632  C                          (note: externForcingCycle must be an integer  C                          (note: externForcingCycle must be an integer
633  C                           number times externForcingPeriod)  C                           number times externForcingPeriod)
634  C     horiVertRatio      - Ratio on units in vertical to units in horizontal.  C     convertFW2Salt :: salinity, used to convert Fresh-Water Flux to Salt Flux
635  C     recip_horiVertRatio  ( 1 if horiz in m and vertical in m ).  C                       (use model surface (local) value if set to -1)
636  C                          ( g*rho if horiz in m and vertical in Pa ).  C     temp_EvPrRn :: temperature of Rain & Evap.
637  C     latFFTFiltLo       - Low latitude for FFT filtering of latitude  C     salt_EvPrRn :: salinity of Rain & Evap.
638  C                          circles ( see filter*.F )  C        (notes: a) tracer content of Rain/Evap only used if both
639  C     Ro_SeaLevel        - standard position of Sea-Level in "R" coordinate, used as  C                     NonLin_FrSurf & useRealFreshWater are set.
640  C                          starting value (k=1) for vertical coordinate (rf(1)=Ro_SeaLevel)  C                b) use model surface (local) value if set to UNSET_RL)
641  C     bottomDragLinear   - Drag coefficient built in to core dynamics  C     hMixCrit    :: criteria for mixed-layer diagnostic
642  C         "     Quadratic  ( linear: 1/s, quadratic: 1/m )  C     ivdc_kappa  :: implicit vertical diffusivity for convection [m^2/s]
643        COMMON /PARM_R/ cg2dTargetResidual, cg2dpcOffDFac,  C     Ro_SeaLevel :: standard position of Sea-Level in "R" coordinate, used as
644       & cg3dTargetResidual,  C                    starting value (k=1) for vertical coordinate (rf(1)=Ro_SeaLevel)
645       & delP, delZ, delR, delX, delY,  C     sideDragFactor     :: side-drag scaling factor (used only if no_slip_sides)
646       & deltaT,deltaTmom, deltaTtracer, deltaTClock,abeps, startTime,  C                           (default=2: full drag ; =1: gives half-slip BC)
647    C     bottomDragLinear    :: Linear    bottom-drag coefficient (units of [r]/s)
648    C     bottomDragQuadratic :: Quadratic bottom-drag coefficient (units of [r]/m)
649    C               (if using zcoordinate, units becomes linear: m/s, quadratic: [-])
650    C     smoothAbsFuncRange :: 1/2 of interval around zero, for which FORTRAN ABS
651    C                           is to be replace by a smoother function
652    C                           (affects myabs, mymin, mymax)
653    C     nh_Am2        :: scales the non-hydrostatic terms and changes internal scales
654    C                      (i.e. allows convection at different Rayleigh numbers)
655    C     phiEuler      :: Euler angle, rotation about original z-axis
656    C     thetaEuler    :: Euler angle, rotation about new x-axis
657    C     psiEuler      :: Euler angle, rotation about new z-axis
658          COMMON /PARM_R/ cg2dTargetResidual, cg2dTargetResWunit,
659         & cg2dpcOffDFac, cg3dTargetResidual,
660         & delR, delRc, delX, delY,
661         & deltaT, deltaTmom, dTtracerLev, deltaTfreesurf, deltaTClock,
662         & abEps, alph_AB, beta_AB,
663       & phiMin, thetaMin, rSphere, recip_RSphere, f0, beta,       & phiMin, thetaMin, rSphere, recip_RSphere, f0, beta,
664       & fCori, fCoriG,       & viscAh, viscAhW, viscAhMax,
665       & viscAh,  viscAz,  viscA4,  viscAr,       & viscAhGrid, viscAhGridMax, viscAhGridMin,
666       & diffKhT, diffKzT, diffK4T, diffKrT,       & viscC2leith, viscC2leithD,
667       & diffKhS, diffKzS, diffK4S, diffKrS,       & viscC2smag, viscC4smag,
668         & viscAhD, viscAhZ, viscA4D, viscA4Z,
669         & viscA4, viscA4W, viscA4Max,
670         & viscA4Grid, viscA4GridMax, viscA4GridMin,
671         & viscAhReMax, viscA4ReMax,
672         & viscC4leith, viscC4leithD, viscAr,
673         & diffKhT, diffK4T, diffKrNrT,
674         & diffKhS, diffK4S, diffKrNrS,
675         & diffKrBL79surf, diffKrBL79deep, diffKrBL79scl, diffKrBL79Ho,
676         & BL79LatVary,
677         & diffKrBLEQsurf, diffKrBLEQdeep, diffKrBLEQscl, diffKrBLEQHo,
678       & delT, tauCD, rCD, freeSurfFac, implicSurfPress, implicDiv2Dflow,       & delT, tauCD, rCD, freeSurfFac, implicSurfPress, implicDiv2Dflow,
679       & hFacMin, hFacMinDz,       & hFacMin, hFacMinDz, hFacInf, hFacSup,
680       & gravity, recip_Gravity, gBaro, rhonil, recip_rhonil,       & gravity, recip_gravity, gBaro,
681       & recip_rhoConst, rhoConst, tRef, sRef,       & rhonil, recip_rhonil, rhoConst, recip_rhoConst,
682       & endTime, chkPtFreq, pchkPtFreq, dumpFreq, taveFreq,       & rhoFacC, recip_rhoFacC, rhoFacF, recip_rhoFacF,
683         & rhoConstFresh, tRef, sRef, phiRef, dBdrRef,
684         & rVel2wUnit, wUnit2rVel, mass2rUnit, rUnit2mass,
685         & baseTime, startTime, endTime,
686         & chkPtFreq, pChkPtFreq, dumpFreq, adjDumpFreq,
687         & diagFreq, taveFreq, tave_lastIter, monitorFreq, adjMonitorFreq,
688       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,
689       & cosPower,       & cosPower, cAdjFreq, omega, rotationPeriod,
690       & cAdjFreq, omega, tauThetaClimRelax, lambdaThetaClimRelax,       & tauThetaClimRelax, tauSaltClimRelax, latBandClimRelax,
      & tauSaltClimRelax, lambdaSaltClimRelax,  
691       & externForcingCycle, externForcingPeriod,       & externForcingCycle, externForcingPeriod,
692       & viscAp, diffKpT, diffKpS, hFacMinDr, hFacMinDp,       & convertFW2Salt, temp_EvPrRn, salt_EvPrRn,
693       & theta_S, specVol_S, horiVertRatio, recip_horiVertRatio,       & hFacMinDr, hFacMinDp,
694       & latFFTFiltLo, ivdc_kappa, Ro_SeaLevel, zonal_filt_lat,       & ivdc_kappa, hMixCriteria, Ro_SeaLevel,
695       & bottomDragLinear,bottomDragQuadratic       & sideDragFactor, bottomDragLinear, bottomDragQuadratic, nh_Am2,
696         & smoothAbsFuncRange,
697         & tCylIn, tCylOut,
698         & phiEuler, thetaEuler, psiEuler
699    
700        _RL cg2dTargetResidual        _RL cg2dTargetResidual
701          _RL cg2dTargetResWunit
702        _RL cg3dTargetResidual        _RL cg3dTargetResidual
703        _RL cg2dpcOffDFac        _RL cg2dpcOffDFac
       _RL delZ(Nr)  
       _RL delP(Nr)  
704        _RL delR(Nr)        _RL delR(Nr)
705          _RL delRc(Nr+1)
706        _RL delX(Nx)        _RL delX(Nx)
707        _RL delY(Ny)        _RL delY(Ny)
708        _RL deltaT        _RL deltaT
709        _RL deltaTClock        _RL deltaTClock
710        _RL deltaTmom        _RL deltaTmom
711        _RL deltaTtracer        _RL dTtracerLev(Nr)
712        _RL abeps        _RL deltaTfreesurf
713          _RL abEps, alph_AB, beta_AB
714        _RL phiMin        _RL phiMin
715        _RL thetaMin        _RL thetaMin
716        _RL rSphere        _RL rSphere
717        _RL recip_RSphere        _RL recip_rSphere
718        _RL f0        _RL f0
719        _RL freeSurfFac        _RL freeSurfFac
720        _RL implicSurfPress        _RL implicSurfPress
# Line 415  C         "     Quadratic  ( linear: 1/s Line 723  C         "     Quadratic  ( linear: 1/s
723        _RL hFacMinDz        _RL hFacMinDz
724        _RL hFacMinDp        _RL hFacMinDp
725        _RL hFacMinDr        _RL hFacMinDr
726          _RL hFacInf
727          _RL hFacSup
728        _RL beta        _RL beta
       _RL viscAh  
       _RL viscAz  
       _RL viscAp  
729        _RL viscAr        _RL viscAr
730        _RL viscA4        _RL viscAh
731        _RL diffKhT        _RL viscAhW
732        _RL diffKrT        _RL viscAhD
733        _RL diffKzT        _RL viscAhZ
734        _RL diffKpT        _RL viscAhMax
735        _RL diffK4T        _RL viscAhReMax
736        _RL diffKhS        _RL viscAhGrid, viscAhGridMax, viscAhGridMin
737        _RL diffKrS        _RL viscC2leith
738        _RL diffKzS        _RL viscC2leithD
739        _RL diffKpS        _RL viscC2smag
740        _RL diffK4S        _RL viscA4
741          _RL viscA4W
742          _RL viscA4D
743          _RL viscA4Z
744          _RL viscA4Max
745          _RL viscA4ReMax
746          _RL viscA4Grid, viscA4GridMax, viscA4GridMin
747          _RL viscC4leith
748          _RL viscC4leithD
749          _RL viscC4smag
750          _RL diffKhT
751          _RL diffKrNrT(Nr)
752          _RL diffK4T
753          _RL diffKhS
754          _RL diffKrNrS(Nr)
755          _RL diffK4S
756          _RL diffKrBL79surf
757          _RL diffKrBL79deep
758          _RL diffKrBL79scl
759          _RL diffKrBL79Ho
760          _RL BL79LatVary
761          _RL diffKrBLEQsurf
762          _RL diffKrBLEQdeep
763          _RL diffKrBLEQscl
764          _RL diffKrBLEQHo
765        _RL delt        _RL delt
766        _RL tauCD        _RL tauCD
767        _RL rCD        _RL rCD
768        _RL gravity        _RL gravity
769        _RL recip_gravity        _RL recip_gravity
770        _RL gBaro        _RL gBaro
771        _RL rhonil        _RL rhonil,        recip_rhonil
772        _RL recip_rhonil        _RL rhoConst,      recip_rhoConst
773        _RL rhoConst        _RL rhoFacC(Nr),   recip_rhoFacC(Nr)
774        _RL recip_rhoConst        _RL rhoFacF(Nr+1), recip_rhoFacF(Nr+1)
775        _RL specVol_S(Nr)        _RL rhoConstFresh
776        _RL tRef(Nr)        _RL tRef(Nr)
       _RL theta_S(Nr)  
777        _RL sRef(Nr)        _RL sRef(Nr)
778        _RS fCori(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)        _RL phiRef(2*Nr+1)
779        _RS fCoriG(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)        _RL dBdrRef(Nr)
780          _RL rVel2wUnit(Nr+1), wUnit2rVel(Nr+1)
781          _RL mass2rUnit, rUnit2mass
782          _RL baseTime
783        _RL startTime        _RL startTime
784        _RL endTime        _RL endTime
785        _RL chkPtFreq        _RL chkPtFreq
786        _RL pChkPtFreq        _RL pChkPtFreq
787        _RL dumpFreq        _RL dumpFreq
788          _RL adjDumpFreq
789          _RL diagFreq
790        _RL taveFreq        _RL taveFreq
791          _RL tave_lastIter
792          _RL monitorFreq
793          _RL adjMonitorFreq
794        _RL afFacMom        _RL afFacMom
795        _RL vfFacMom        _RL vfFacMom
796        _RL pfFacMom        _RL pfFacMom
797        _RL cfFacMom        _RL cfFacMom
798        _RL foFacMom        _RL foFacMom
799        _RL mTFacMom        _RL mtFacMom
800        _RL cosPower        _RL cosPower
801        _RL cAdjFreq        _RL cAdjFreq
802        _RL omega        _RL omega
803          _RL rotationPeriod
804        _RL tauThetaClimRelax        _RL tauThetaClimRelax
       _RL lambdaThetaClimRelax  
805        _RL tauSaltClimRelax        _RL tauSaltClimRelax
806        _RL lambdaSaltClimRelax        _RL latBandClimRelax
807        _RL externForcingCycle        _RL externForcingCycle
808        _RL externForcingPeriod        _RL externForcingPeriod
809        _RL horiVertRatio        _RL convertFW2Salt
810        _RL recip_horiVertRatio        _RL temp_EvPrRn
811        _RL latFFTFiltLo        _RL salt_EvPrRn
812        _RL ivdc_kappa        _RL ivdc_kappa
813          _RL hMixCriteria
814        _RL Ro_SeaLevel        _RL Ro_SeaLevel
815        _RL zonal_filt_lat        _RL sideDragFactor
816        _RL bottomDragLinear        _RL bottomDragLinear
817        _RL bottomDragQuadratic        _RL bottomDragQuadratic
818          _RL smoothAbsFuncRange
819          _RL nh_Am2
820          _RL tCylIn
821          _RL tCylOut
822          _RL phiEuler, thetaEuler, psiEuler
823    
824        COMMON /PARM_A/ HeatCapacity_Cp,recip_Cp,  C--   COMMON /PARM_A/ Thermodynamics constants ?
825       &                Lamba_theta        COMMON /PARM_A/ HeatCapacity_Cp,recip_Cp
826        _RL HeatCapacity_Cp        _RL HeatCapacity_Cp
       _RL Lamba_theta  
827        _RL recip_Cp        _RL recip_Cp
828    
829  C Equation of State (polynomial coeffients)  C--   COMMON /PARM_ATM/ Atmospheric physical parameters (Ideal Gas EOS, ...)
830        COMMON /PARM_EOS_NL/ eosC,eosSig0,eosRefT,eosRefS  C     celsius2K :: convert centigrade (Celsius) degree to Kelvin
831        _RL eosC(9,Nr+1),eosSig0(Nr+1),eosRefT(Nr+1),eosRefS(Nr+1)  C     atm_Po    :: standard reference pressure
832  C Linear equation of state  C     atm_Cp    :: specific heat (Cp) of the (dry) air at constant pressure
833  C     tAlpha    - Linear EOS thermal expansion coefficient ( 1/degree ).  C     atm_Rd    :: gas constant for dry air
834  C     sBeta     - Linear EOS haline contraction coefficient.  C     atm_kappa :: kappa = R/Cp (R: constant of Ideal Gas EOS)
835        COMMON /PARM_EOS_LIN/ tAlpha,sBeta,eosType  C     atm_Rq    :: water vapour specific volume anomaly relative to dry air
836        _RL tAlpha  C                  (e.g. typical value = (29/18 -1) 10^-3 with q [g/kg])
837        _RL sBeta  C     integr_GeoPot :: option to select the way we integrate the geopotential
838        character*(6) eosType  C                     (still a subject of discussions ...)
839    C     selectFindRoSurf :: select the way surf. ref. pressure (=Ro_surf) is
840    C             derived from the orography. Implemented: 0,1 (see INI_P_GROUND)
841          COMMON /PARM_ATM/
842         &            celsius2K,
843         &            atm_Cp, atm_Rd, atm_kappa, atm_Rq, atm_Po,
844         &            integr_GeoPot, selectFindRoSurf
845          _RL celsius2K
846          _RL atm_Po, atm_Cp, atm_Rd, atm_kappa, atm_Rq
847          INTEGER integr_GeoPot, selectFindRoSurf
848    
849  C Logical flags for selecting packages  C Logical flags for selecting packages
850          LOGICAL useOPPS
851          LOGICAL usePP81
852          LOGICAL useMY82
853          LOGICAL useGGL90
854        LOGICAL useKPP        LOGICAL useKPP
855          LOGICAL useGAD
856        LOGICAL useGMRedi        LOGICAL useGMRedi
857        LOGICAL useOBCS        LOGICAL useOBCS
858        LOGICAL useAIM        LOGICAL useAIM
859          LOGICAL useLand
860          LOGICAL useCAL
861          LOGICAL useEXF
862          LOGICAL useEBM
863          LOGICAL useGrdchk
864        LOGICAL useECCO        LOGICAL useECCO
865          LOGICAL useSHAP_FILT
866          LOGICAL useZONAL_FILT
867          LOGICAL useFLT
868          LOGICAL usePTRACERS
869          LOGICAL useGCHEM
870          LOGICAL useRBCS
871          LOGICAL useOffLine
872          LOGICAL useMATRIX
873          LOGICAL useSBO
874          LOGICAL useSEAICE
875          LOGICAL useShelfIce
876          LOGICAL useThSIce
877          LOGICAL useATM2d
878          LOGICAL useBulkForce
879          LOGICAL usefizhi
880          LOGICAL usegridalt
881          LOGICAL useDiagnostics
882          LOGICAL useMNC
883          LOGICAL useREGRID
884          LOGICAL useRunClock
885          LOGICAL useEMBED_FILES
886          LOGICAL useMYPACKAGE
887          LOGICAL useSALT_PLUME
888          LOGICAL useCheapAML
889        COMMON /PARM_PACKAGES/        COMMON /PARM_PACKAGES/
890       &        useKPP, useGMRedi, useOBCS, useAIM, useECCO       &        useOPPS, usePP81, useMY82, useGGL90, useKPP,
891         &        useGAD, useGMRedi, useOBCS, useAIM, useLand,
892         &        useCAL, useEXF, useEBM, useGrdchk, useECCO,
893         &        useSHAP_FILT, useZONAL_FILT, useFLT,
894         &        usePTRACERS, useGCHEM, useRBCS, useOffLine, useMATRIX,
895         &        useSBO, useSEAICE, useShelfIce,
896         &        useThSIce, useATM2D, useBulkForce,
897         &        usefizhi, usegridalt, useDiagnostics, useMNC, useREGRID,
898         &        useRunClock, useEMBED_FILES, useSALT_PLUME, useCheapAML,
899         &        useMYPACKAGE
900    CEH3 ;;; Local Variables: ***
901    CEH3 ;;; mode:fortran ***
902    CEH3 ;;; End: ***

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