/[MITgcm]/MITgcm/model/inc/PARAMS.h
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revision 1.40 by adcroft, Wed Jul 28 16:32:03 1999 UTC revision 1.286 by jmc, Tue Apr 4 23:19:33 2017 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    C $Name$
3  C  C
 C     /==========================================================\  
 C     | PARAMS.h                                                 |  
 C     | o Header file defining model "parameters".               |  
 C     |==========================================================|  
 C     | The values from the model standard input file are        |  
 C     | stored into the variables held here. Notes describing    |  
 C     | the parameters can also be found here.                   |  
 C     \==========================================================/  
4    
5  C     Macros for special grid options  CBOP
6  #include "PARAMS_MACROS.h"  C     !ROUTINE: PARAMS.h
7    C     !INTERFACE:
8    C     #include PARAMS.h
9    
10    C     !DESCRIPTION:
11    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--   Contants  C--   Contants
18  C     Useful physical values  C     Useful physical values
# Line 19  C     Useful physical values Line 21  C     Useful physical values
21        Real*8 deg2rad        Real*8 deg2rad
22        PARAMETER ( deg2rad = 2.D0*PI/360.D0           )        PARAMETER ( deg2rad = 2.D0*PI/360.D0           )
23    
 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 )  
   
24  C--   COMMON /PARM_C/ Character valued parameters used by the model.  C--   COMMON /PARM_C/ Character valued parameters used by the model.
25  C     checkPtSuff - List of checkpoint file suffices  C     buoyancyRelation :: Flag used to indicate which relation to use to
26  C     bathyFile   - File containing bathymetry. If not defined bathymetry  C                         get buoyancy.
27  C                   is taken from inline function.  C     eosType         :: choose the equation of state:
28  C     hydrogThetaFile - File containing initial hydrographic data for potential  C                        LINEAR, POLY3, UNESCO, JMD95Z, JMD95P, MDJWF, IDEALGAS
29  C                       temperature.  C     pickupSuff      :: force to start from pickup files (even if nIter0=0)
30  C     hydrogSaltFile  - File containing initial hydrographic data for salinity.  C                        and read pickup files with this suffix (max 10 Char.)
31  C     zonalWindFile   - File containing zonal wind data  C     mdsioLocalDir   :: read-write tiled file from/to this directory name
32  C     meridWindFile   - File containing meridional wind data  C                        (+ 4 digits Processor-Rank) instead of current dir.
33  C     thetaClimFile   - File containing theta climataology used  C     adTapeDir       :: read-write checkpointing tape files from/to this
34  C                       in relaxation term -lambda(theta-theta*)  C                        directory name instead of current dir. Conflicts
35  C     saltClimFile    - File containing salt climataology used  C                        mdsioLocalDir, so only one of the two can be set.
36  C                       in relaxation term -lambda(salt-salt*)  C     tRefFile      :: File containing reference Potential Temperat.  tRef (1.D)
37  C     surfQfile       - File containing surface heat flux  C     sRefFile      :: File containing reference salinity/spec.humid. sRef (1.D)
38  C     EmPmRfile       - File containing surface fresh water flux  C     rhoRefFile    :: File containing reference density profile rhoRef (1.D)
39  C     buoyancyRelation - Flag used to indicate which relation to use to  C     gravityFile   :: File containing gravity vertical profile (1.D)
40  C                        get buoyancy.  C     delRFile      :: File containing vertical grid spacing delR  (1.D array)
41        COMMON /PARM_C/ checkPtSuff,  C     delRcFile     :: File containing vertical grid spacing delRc (1.D array)
42       &                bathyFile, hydrogThetaFile, hydrogSaltFile,  C     hybSigmFile   :: File containing hybrid-sigma vertical coord. coeff. (2x 1.D)
43    C     delXFile      :: File containing X-spacing grid definition (1.D array)
44    C     delYFile      :: File containing Y-spacing grid definition (1.D array)
45    C     horizGridFile :: File containing horizontal-grid definition
46    C                        (only when using curvilinear_grid)
47    C     bathyFile       :: File containing bathymetry. If not defined bathymetry
48    C                        is taken from inline function.
49    C     topoFile        :: File containing the topography of the surface (unit=m)
50    C                        (mainly used for the atmosphere = ground height).
51    C     addWwallFile    :: File containing 2-D additional Western  cell-edge wall
52    C     addSwallFile    :: File containing 2-D additional Southern cell-edge wall
53    C                        (e.g., to add "thin-wall" where it is =1)
54    C     hydrogThetaFile :: File containing initial hydrographic data (3-D)
55    C                        for potential temperature.
56    C     hydrogSaltFile  :: File containing initial hydrographic data (3-D)
57    C                        for salinity.
58    C     diffKrFile      :: File containing 3D specification of vertical diffusivity
59    C     viscAhDfile     :: File containing 3D specification of horizontal viscosity
60    C     viscAhZfile     :: File containing 3D specification of horizontal viscosity
61    C     viscA4Dfile     :: File containing 3D specification of horizontal viscosity
62    C     viscA4Zfile     :: File containing 3D specification of horizontal viscosity
63    C     zonalWindFile   :: File containing zonal wind data
64    C     meridWindFile   :: File containing meridional wind data
65    C     thetaClimFile   :: File containing surface theta climataology used
66    C                        in relaxation term -lambda(theta-theta*)
67    C     saltClimFile    :: File containing surface salt climataology used
68    C                        in relaxation term -lambda(salt-salt*)
69    C     surfQfile       :: File containing surface heat flux, excluding SW
70    C                        (old version, kept for backward compatibility)
71    C     surfQnetFile    :: File containing surface net heat flux
72    C     surfQswFile     :: File containing surface shortwave radiation
73    C     EmPmRfile       :: File containing surface fresh water flux
74    C           NOTE: for backward compatibility EmPmRfile is specified in
75    C                 m/s when using external_fields_load.F.  It is converted
76    C                 to kg/m2/s by multiplying by rhoConstFresh.
77    C     saltFluxFile    :: File containing surface salt flux
78    C     pLoadFile       :: File containing pressure loading
79    C     addMassFile     :: File containing source/sink of fluid in the interior
80    C     eddyPsiXFile    :: File containing zonal Eddy streamfunction data
81    C     eddyPsiYFile    :: File containing meridional Eddy streamfunction data
82    C     the_run_name    :: string identifying the name of the model "run"
83          COMMON /PARM_C/
84         &                buoyancyRelation, eosType,
85         &                pickupSuff, mdsioLocalDir, adTapeDir,
86         &                tRefFile, sRefFile, rhoRefFile, gravityFile,
87         &                delRFile, delRcFile, hybSigmFile,
88         &                delXFile, delYFile, horizGridFile,
89         &                bathyFile, topoFile, addWwallFile, addSwallFile,
90         &                viscAhDfile, viscAhZfile,
91         &                viscA4Dfile, viscA4Zfile,
92         &                hydrogThetaFile, hydrogSaltFile, diffKrFile,
93       &                zonalWindFile, meridWindFile, thetaClimFile,       &                zonalWindFile, meridWindFile, thetaClimFile,
94       &                saltClimFile, buoyancyRelation,       &                saltClimFile,
95       &                EmPmRfile,surfQfile       &                EmPmRfile, saltFluxFile,
96        CHARACTER*(5) checkPtSuff(maxNoChkptLev)       &                surfQfile, surfQnetFile, surfQswFile,
97        CHARACTER*(MAX_LEN_FNAM) bathyFile       &                lambdaThetaFile, lambdaSaltFile,
98        CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile       &                uVelInitFile, vVelInitFile, pSurfInitFile,
99        CHARACTER*(MAX_LEN_FNAM) hydrogSaltFile       &                pLoadFile, addMassFile,
100         &                eddyPsiXFile, eddyPsiYFile, geothermalFile,
101         &                the_run_name
102          CHARACTER*(MAX_LEN_FNAM) buoyancyRelation
103          CHARACTER*(6)  eosType
104          CHARACTER*(10) pickupSuff
105          CHARACTER*(MAX_LEN_FNAM) mdsioLocalDir
106          CHARACTER*(MAX_LEN_FNAM) adTapeDir
107          CHARACTER*(MAX_LEN_FNAM) tRefFile
108          CHARACTER*(MAX_LEN_FNAM) sRefFile
109          CHARACTER*(MAX_LEN_FNAM) rhoRefFile
110          CHARACTER*(MAX_LEN_FNAM) gravityFile
111          CHARACTER*(MAX_LEN_FNAM) delRFile
112          CHARACTER*(MAX_LEN_FNAM) delRcFile
113          CHARACTER*(MAX_LEN_FNAM) hybSigmFile
114          CHARACTER*(MAX_LEN_FNAM) delXFile
115          CHARACTER*(MAX_LEN_FNAM) delYFile
116          CHARACTER*(MAX_LEN_FNAM) horizGridFile
117          CHARACTER*(MAX_LEN_FNAM) bathyFile, topoFile
118          CHARACTER*(MAX_LEN_FNAM) addWwallFile, addSwallFile
119          CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile, hydrogSaltFile
120          CHARACTER*(MAX_LEN_FNAM) diffKrFile
121          CHARACTER*(MAX_LEN_FNAM) viscAhDfile
122          CHARACTER*(MAX_LEN_FNAM) viscAhZfile
123          CHARACTER*(MAX_LEN_FNAM) viscA4Dfile
124          CHARACTER*(MAX_LEN_FNAM) viscA4Zfile
125        CHARACTER*(MAX_LEN_FNAM) zonalWindFile        CHARACTER*(MAX_LEN_FNAM) zonalWindFile
126        CHARACTER*(MAX_LEN_FNAM) meridWindFile        CHARACTER*(MAX_LEN_FNAM) meridWindFile
127        CHARACTER*(MAX_LEN_FNAM) thetaClimFile        CHARACTER*(MAX_LEN_FNAM) thetaClimFile
128        CHARACTER*(MAX_LEN_FNAM) saltClimFile        CHARACTER*(MAX_LEN_FNAM) saltClimFile
129        CHARACTER*(MAX_LEN_FNAM) surfQfile        CHARACTER*(MAX_LEN_FNAM) surfQfile
130          CHARACTER*(MAX_LEN_FNAM) surfQnetFile
131          CHARACTER*(MAX_LEN_FNAM) surfQswFile
132        CHARACTER*(MAX_LEN_FNAM) EmPmRfile        CHARACTER*(MAX_LEN_FNAM) EmPmRfile
133        CHARACTER*(MAX_LEN_FNAM) buoyancyRelation        CHARACTER*(MAX_LEN_FNAM) saltFluxFile
134          CHARACTER*(MAX_LEN_FNAM) uVelInitFile
135          CHARACTER*(MAX_LEN_FNAM) vVelInitFile
136          CHARACTER*(MAX_LEN_FNAM) pSurfInitFile
137          CHARACTER*(MAX_LEN_FNAM) pLoadFile
138          CHARACTER*(MAX_LEN_FNAM) addMassFile
139          CHARACTER*(MAX_LEN_FNAM) eddyPsiXFile
140          CHARACTER*(MAX_LEN_FNAM) eddyPsiYFile
141          CHARACTER*(MAX_LEN_FNAM) geothermalFile
142          CHARACTER*(MAX_LEN_FNAM) lambdaThetaFile
143          CHARACTER*(MAX_LEN_FNAM) lambdaSaltFile
144          CHARACTER*(MAX_LEN_PREC/2) the_run_name
145    
146  C--   COMMON /PARM_I/ Integer valued parameters used by the model.  C--   COMMON /PARM_I/ Integer valued parameters used by the model.
147  C     cg2dMaxIters        - Maximum number of iterations in the  C     cg2dMaxIters        :: Maximum number of iterations in the
148  C                           two-dimensional con. grad solver.  C                            two-dimensional con. grad solver.
149  C     cg2dChkResFreq      - Frequency with which to check residual  C     cg2dChkResFreq      :: Frequency with which to check residual
150  C                           in con. grad solver.  C                            in con. grad solver.
151  C     cg3dMaxIters        - Maximum number of iterations in the  C     cg2dPreCondFreq     :: Frequency for updating cg2d preconditioner
152  C                           three-dimensional con. grad solver.  C                            (non-linear free-surf.)
153  C     cg3dChkResFreq      - Frequency with which to check residual  C     cg2dUseMinResSol    :: =0 : use last-iteration/converged solution
154  C                           in con. grad solver.  C                            =1 : use solver minimum-residual solution
155  C     nIter0              - Start time-step number of for this run  C     cg3dMaxIters        :: Maximum number of iterations in the
156  C     nTimeSteps          - Number of timesteps to execute  C                            three-dimensional con. grad solver.
157  C     numStepsPerPickup   - For offline setup. Frequency of pickup  C     cg3dChkResFreq      :: Frequency with which to check residual
158  C                           of flow fields.  C                            in con. grad solver.
159  C     writeStatePrec      - Precision used for writing model state.  C     printResidualFreq   :: Frequency for printing residual in CG iterations
160  C     writeBinaryPrec     - Precision used for writing binary files  C     nIter0              :: Start time-step number of for this run
161  C     readBinaryPrec      - Precision used for reading binary files  C     nTimeSteps          :: Number of timesteps to execute
162  C     nCheckLev           - Holds current checkpoint level  C     nTimeSteps_l2       :: Number of inner timesteps to execute per timestep
163  C     nShap               - "Order" of shapiro filter to apply to  C     selectCoriMap       :: select setting of Coriolis parameter map:
164  C                           model prognositic fields.  C                           =0 f-Plane (Constant Coriolis, = f0)
165  C                           nShap == 1 => del2  C                           =1 Beta-Plane Coriolis (= f0 + beta.y)
166  C                           nShap == 2 => del4  C                           =2 Spherical Coriolis (= 2.omega.sin(phi))
167  C                           nShap == 3 => del6  C                           =3 Read Coriolis 2-d fields from files.
168  C                           etc...  C     selectSigmaCoord    :: option related to sigma vertical coordinate
169    C     nonlinFreeSurf      :: option related to non-linear free surface
170    C                           =0 Linear free surface ; >0 Non-linear
171    C     select_rStar        :: option related to r* vertical coordinate
172    C                           =0 (default) use r coord. ; > 0 use r*
173    C     selectNHfreeSurf    :: option for Non-Hydrostatic (free-)Surface formulation:
174    C                           =0 (default) hydrostatic surf. ; > 0 add NH effects.
175    C     selectP_inEOS_Zc    :: select which pressure to use in EOS (for z-coords)
176    C                           =0: simply: -g*rhoConst*z
177    C                           =1: use pRef = integral{-g*rho(Tref,Sref,pRef)*dz}
178    C                           =2: use hydrostatic dynamical pressure
179    C                           =3: use full (Hyd+NH) dynamical pressure
180    C     selectAddFluid      :: option to add mass source/sink of fluid in the interior
181    C                            (3-D generalisation of oceanic real-fresh water flux)
182    C                           =0 off ; =1 add fluid ; =-1 virtual flux (no mass added)
183    C     selectImplicitDrag  :: select Implicit treatment of bottom/top drag
184    C                           = 0: fully explicit
185    C                           = 1: implicit on provisional velocity
186    C                                (i.e., before grad.Eta increment)
187    C                           = 2: fully implicit (combined with Impl Surf.Press)
188    C     momForcingOutAB     :: =1: take momentum forcing contribution
189    C                            out of (=0: in) Adams-Bashforth time stepping.
190    C     tracForcingOutAB    :: =1: take tracer (Temp,Salt,pTracers) forcing contribution
191    C                            out of (=0: in) Adams-Bashforth time stepping.
192    C     tempAdvScheme       :: Temp. Horiz.Advection scheme selector
193    C     tempVertAdvScheme   :: Temp. Vert. Advection scheme selector
194    C     saltAdvScheme       :: Salt. Horiz.advection scheme selector
195    C     saltVertAdvScheme   :: Salt. Vert. Advection scheme selector
196    C     selectKEscheme      :: Kinetic Energy scheme selector (Vector Inv.)
197    C     selectVortScheme    :: Scheme selector for Vorticity term (Vector Inv.)
198    C     selectBotDragQuadr  :: quadratic bottom drag discretisation option:
199    C                           =0: average KE from grid center to U & V location
200    C                           =1: use local velocity norm @ U & V location
201    C                           =2: same with wet-point averaging of other component
202    C     readBinaryPrec      :: Precision used for reading binary files
203    C     writeStatePrec      :: Precision used for writing model state.
204    C     writeBinaryPrec     :: Precision used for writing binary files
205    C     rwSuffixType        :: controls the format of the mds file suffix.
206    C                          =0 (default): use iteration number (myIter, I10.10);
207    C                          =1: 100*myTime (100th sec); =2: myTime (seconds);
208    C                          =3: myTime/360 (10th of hr); =4: myTime/3600 (hours).
209    C     monitorSelect       :: select group of variables to monitor
210    C                            =1 : dynvars ; =2 : + vort ; =3 : + surface
211    C-    debugLevel          :: controls printing of algorithm intermediate results
212    C                            and statistics ; higher -> more writing
213    C-    plotLevel           :: controls printing of field maps ; higher -> more flds
214    
215        COMMON /PARM_I/        COMMON /PARM_I/
216       &        cg2dMaxIters,       &        cg2dMaxIters, cg2dChkResFreq,
217       &        cg2dChkResFreq,       &        cg2dPreCondFreq, cg2dUseMinResSol,
218       &        cg3dMaxIters,       &        cg3dMaxIters, cg3dChkResFreq,
219       &        cg3dChkResFreq,       &        printResidualFreq,
220       &        nIter0, nTimeSteps,       &        nIter0, nTimeSteps, nTimeSteps_l2, nEndIter,
221       &        numStepsPerPickup,       &        selectCoriMap,
222       &        writeStatePrec, nCheckLev,       &        selectSigmaCoord,
223       &        writeBinaryPrec, readBinaryPrec,       &        nonlinFreeSurf, select_rStar,
224       &        nShap       &        selectNHfreeSurf, selectP_inEOS_Zc,
225         &        selectAddFluid, selectImplicitDrag,
226         &        momForcingOutAB, tracForcingOutAB,
227         &        tempAdvScheme, tempVertAdvScheme,
228         &        saltAdvScheme, saltVertAdvScheme,
229         &        selectKEscheme, selectVortScheme,
230         &        selectBotDragQuadr,
231         &        readBinaryPrec, writeBinaryPrec, writeStatePrec,
232         &        rwSuffixType, monitorSelect, debugLevel, plotLevel
233        INTEGER cg2dMaxIters        INTEGER cg2dMaxIters
234        INTEGER cg2dChkResFreq        INTEGER cg2dChkResFreq
235          INTEGER cg2dPreCondFreq
236          INTEGER cg2dUseMinResSol
237        INTEGER cg3dMaxIters        INTEGER cg3dMaxIters
238        INTEGER cg3dChkResFreq        INTEGER cg3dChkResFreq
239          INTEGER printResidualFreq
240        INTEGER nIter0        INTEGER nIter0
241        INTEGER nTimeSteps        INTEGER nTimeSteps
242        INTEGER numStepsPerPickup        INTEGER nTimeSteps_l2
243          INTEGER nEndIter
244          INTEGER selectCoriMap
245          INTEGER selectSigmaCoord
246          INTEGER nonlinFreeSurf
247          INTEGER select_rStar
248          INTEGER selectNHfreeSurf
249          INTEGER selectP_inEOS_Zc
250          INTEGER selectAddFluid
251          INTEGER selectImplicitDrag
252          INTEGER momForcingOutAB, tracForcingOutAB
253          INTEGER tempAdvScheme, tempVertAdvScheme
254          INTEGER saltAdvScheme, saltVertAdvScheme
255          INTEGER selectKEscheme
256          INTEGER selectVortScheme
257          INTEGER selectBotDragQuadr
258          INTEGER readBinaryPrec
259        INTEGER writeStatePrec        INTEGER writeStatePrec
260        INTEGER writeBinaryPrec        INTEGER writeBinaryPrec
261        INTEGER readBinaryPrec        INTEGER rwSuffixType
262        INTEGER nCheckLev        INTEGER monitorSelect
263        INTEGER nShap        INTEGER debugLevel
264          INTEGER plotLevel
265    
266  C--   COMMON /PARM_L/ Logical valued parameters used by the model.  C--   COMMON /PARM_L/ Logical valued parameters used by the model.
267  C     usingCartesianGrid - If TRUE grid generation will be in a cartesian  C- Coordinate + Grid params:
268  C                          coordinate frame.  C     fluidIsAir       :: Set to indicate that the fluid major constituent
269  C     usingSphericalPolarGrid - If TRUE grid generation will be in a  C                         is air
270  C                               spherical polar frame.  C     fluidIsWater     :: Set to indicate that the fluid major constituent
271  C     no_slip_sides - Impose "no-slip" at lateral boundaries.  C                         is water
272  C     no_slip_bottom- Impose "no-slip" at bottom boundary.  C     usingPCoords     :: Set to indicate that we are working in a pressure
273  C     momViscosity  - Flag which turns momentum friction terms on and off.  C                         type coordinate (p or p*).
274  C     momAdvection  - Flag which turns advection of momentum on and off.  C     usingZCoords     :: Set to indicate that we are working in a height
275  C     momForcing    - Flag which turns external forcing of momentum on  C                         type coordinate (z or z*)
276  C                     and off.  C     usingCartesianGrid :: If TRUE grid generation will be in a cartesian
277  C     momPressureForcing - Flag which turns pressure term in momentum equation  C                           coordinate frame.
278    C     usingSphericalPolarGrid :: If TRUE grid generation will be in a
279    C                                spherical polar frame.
280    C     rotateGrid      :: rotate grid coordinates to geographical coordinates
281    C                        according to Euler angles phiEuler, thetaEuler, psiEuler
282    C     usingCylindricalGrid :: If TRUE grid generation will be Cylindrical
283    C     usingCurvilinearGrid :: If TRUE, use a curvilinear grid (to be provided)
284    C     hasWetCSCorners :: domain contains CS-type corners where dynamics is solved
285    C     deepAtmosphere :: deep model (drop the shallow-atmosphere approximation)
286    C     setInterFDr    :: set Interface depth (put cell-Center at the middle)
287    C     setCenterDr    :: set cell-Center depth (put Interface at the middle)
288    C- Momentum params:
289    C     no_slip_sides  :: Impose "no-slip" at lateral boundaries.
290    C     no_slip_bottom :: Impose "no-slip" at bottom boundary.
291    C     bottomVisc_pCell :: account for partial-cell in bottom visc. (no-slip BC)
292    C     useSmag3D      :: Use isotropic 3-D Smagorinsky
293    C     useFullLeith   :: Set to true to use full Leith viscosity(may be unstable
294    C                       on irregular grids)
295    C     useStrainTensionVisc:: Set to true to use Strain-Tension viscous terms
296    C     useAreaViscLength :: Set to true to use old scaling for viscous lengths,
297    C                          e.g., L2=Raz.  May be preferable for cube sphere.
298    C     momViscosity  :: Flag which turns momentum friction terms on and off.
299    C     momAdvection  :: Flag which turns advection of momentum on and off.
300    C     momForcing    :: Flag which turns external forcing of momentum on
301    C                      and off.
302    C     momPressureForcing :: Flag which turns pressure term in momentum equation
303  C                          on and off.  C                          on and off.
304  C     metricTerms   - Flag which turns metric terms on or off.  C     metricTerms   :: Flag which turns metric terms on or off.
305  C     usingSphericalPolarMTerms - If TRUE use spherical polar metric terms.  C     useNHMTerms   :: If TRUE use non-hydrostatic metric terms.
306  C     useCoriolis   - Flag which turns the coriolis terms on and off.  C     useCoriolis   :: Flag which turns the coriolis terms on and off.
307  C     tempDiffusion - Flag which turns diffusion of temperature on  C     use3dCoriolis :: Turns the 3-D coriolis terms (in Omega.cos Phi) on - off
308  C                     and off.  C     useCDscheme   :: use CD-scheme to calculate Coriolis terms.
309  C     tempAdvection - Flag which turns advection of temperature on  C     vectorInvariantMomentum :: use Vector-Invariant form (mom_vecinv package)
310  C                     and off.  C                                (default = F = use mom_fluxform package)
311  C     tempForcing   - Flag which turns external forcing of temperature on  C     useJamartWetPoints :: Use wet-point method for Coriolis (Jamart & Ozer 1986)
312  C                     and off.  C     useJamartMomAdv :: Use wet-point method for V.I. non-linear term
313  C     saltDiffusion - Flag which turns diffusion of salinit on  C     upwindVorticity :: bias interpolation of vorticity in the Coriolis term
314  C                     and off.  C     highOrderVorticity :: use 3rd/4th order interp. of vorticity (V.I., advection)
315  C     saltAdvection - Flag which turns advection of salinit on  C     useAbsVorticity :: work with f+zeta in Coriolis terms
316  C                     and off.  C     upwindShear     :: use 1rst order upwind interp. (V.I., vertical advection)
317  C     saltForcing   - Flag which turns external forcing of salinit on  C     momStepping    :: Turns momentum equation time-stepping off
318  C                     and off.  C     calc_wVelocity :: Turns vertical velocity calculation off
319  C     implicitFreeSurface - Set to true to use implcit free surface  C- Temp. & Salt params:
320  C     rigidLid            - Set to true to use rigid lid  C     tempStepping   :: Turns temperature equation time-stepping on/off
321  C     momStepping   - Turns momentum equation time-stepping off  C     saltStepping   :: Turns salinity equation time-stepping on/off
322  C     tempStepping  - Turns temperature equation time-stepping off  C     addFrictionHeating :: account for frictional heating
323  C     saltStepping  - Turns salinity equation time-stepping off  C     tempAdvection  :: Flag which turns advection of temperature on and off.
324  C     useConstantF  - Coriolis parameter set to f0  C     tempVertDiff4  :: use vertical bi-harmonic diffusion for temperature
325  C     useBetaPlaneF - Coriolis parameter set to f0 + beta.y  C     tempIsActiveTr :: Pot.Temp. is a dynamically active tracer
326  C     useSphereF    - Coriolis parameter set to 2.omega.sin(phi)  C     tempForcing    :: Flag which turns external forcing of temperature on/off
327  C     implicitDiffusion - Turns implicit vertical diffusion on  C     saltAdvection  :: Flag which turns advection of salinity on and off.
328  C     implicitViscosity - Turns implicit vertical viscosity on  C     saltVertDiff4  :: use vertical bi-harmonic diffusion for salinity
329  C     doThetaClimRelax - Set true if relaxation to temperature  C     saltIsActiveTr :: Salinity  is a dynamically active tracer
330    C     saltForcing    :: Flag which turns external forcing of salinity on/off
331    C     maskIniTemp    :: apply mask to initial Pot.Temp.
332    C     maskIniSalt    :: apply mask to initial salinity
333    C     checkIniTemp   :: check for points with identically zero initial Pot.Temp.
334    C     checkIniSalt   :: check for points with identically zero initial salinity
335    C- Pressure solver related parameters (PARM02)
336    C     useSRCGSolver  :: Set to true to use conjugate gradient
337    C                       solver with single reduction (only one call of
338    C                       s/r mpi_allreduce), default is false
339    C- Time-stepping & free-surface params:
340    C     rigidLid            :: Set to true to use rigid lid
341    C     implicitFreeSurface :: Set to true to use implicit free surface
342    C     uniformLin_PhiSurf  :: Set to true to use a uniform Bo_surf in the
343    C                            linear relation Phi_surf = Bo_surf*eta
344    C     uniformFreeSurfLev  :: TRUE if free-surface level-index is uniform (=1)
345    C     exactConserv        :: Set to true to conserve exactly the total Volume
346    C     linFSConserveTr     :: Set to true to correct source/sink of tracer
347    C                            at the surface due to Linear Free Surface
348    C     useRealFreshWaterFlux :: if True (=Natural BCS), treats P+R-E flux
349    C                         as a real Fresh Water (=> changes the Sea Level)
350    C                         if F, converts P+R-E to salt flux (no SL effect)
351    C     storePhiHyd4Phys :: store hydrostatic potential for use in Physics/EOS
352    C                         this requires specific code for restart & exchange
353    C     quasiHydrostatic :: Using non-hydrostatic terms in hydrostatic algorithm
354    C     nonHydrostatic   :: Using non-hydrostatic algorithm
355    C     use3Dsolver      :: set to true to use 3-D pressure solver
356    C     implicitIntGravWave :: treat Internal Gravity Wave implicitly
357    C     staggerTimeStep   :: enable a Stagger time stepping U,V (& W) then T,S
358    C     applyExchUV_early :: Apply EXCH to U,V earlier, just before integr_continuity
359    C     doResetHFactors   :: Do reset thickness factors @ beginning of each time-step
360    C     implicitDiffusion :: Turns implicit vertical diffusion on
361    C     implicitViscosity :: Turns implicit vertical viscosity on
362    C     tempImplVertAdv   :: Turns on implicit vertical advection for Temperature
363    C     saltImplVertAdv   :: Turns on implicit vertical advection for Salinity
364    C     momImplVertAdv    :: Turns on implicit vertical advection for Momentum
365    C     multiDimAdvection :: Flag that enable multi-dimension advection
366    C     useMultiDimAdvec  :: True if multi-dim advection is used at least once
367    C     momDissip_In_AB   :: if False, put Dissipation tendency contribution
368    C                          out off Adams-Bashforth time stepping.
369    C     doAB_onGtGs       :: if the Adams-Bashforth time stepping is used, always
370    C                          apply AB on tracer tendencies (rather than on Tracer)
371    C- Other forcing params -
372    C     balanceEmPmR    :: substract global mean of EmPmR at every time step
373    C     balanceQnet     :: substract global mean of Qnet at every time step
374    C     balancePrintMean:: print substracted global means to STDOUT
375    C     doThetaClimRelax :: Set true if relaxation to temperature
376  C                        climatology is required.  C                        climatology is required.
377  C     doSaltClimRelax  - Set true if relaxation to salinity  C     doSaltClimRelax  :: Set true if relaxation to salinity
378  C                        climatology is required.  C                        climatology is required.
379  C     periodicExternalForcing - Set true if forcing is time-dependant  C     balanceThetaClimRelax :: substract global mean effect at every time step
380  C     usingPCoords     - Set to indicate that we are working in pressure  C     balanceSaltClimRelax :: substract global mean effect at every time step
381  C                        coords.  C     allowFreezing  :: Allows surface water to freeze and form ice
382  C     usingZCoords     - Set to indicate that we are working in height  C     periodicExternalForcing :: Set true if forcing is time-dependant
383  C                        coords.  C- I/O parameters -
384  C     openBoundaries - Using open-boundaries  C     globalFiles    :: Selects between "global" and "tiled" files.
385  C     nonHydrostatic - Using non-hydrostatic terms  C                       On some platforms with MPI, option globalFiles is either
386  C     globalFiles    - Selects between "global" and "tiled" files  C                       slow or does not work. Use useSingleCpuIO instead.
387  C     allowFreezing  - Allows water to freeze and form ice  C     useSingleCpuIO :: moved to EEPARAMS.h
388        COMMON /PARM_L/ usingCartesianGrid, usingSphericalPolarGrid,  C     pickupStrictlyMatch :: check and stop if pickup-file do not stricly match
389       & no_slip_sides,no_slip_bottom,  C     startFromPickupAB2 :: with AB-3 code, start from an AB-2 pickup
390       & momViscosity, momAdvection, momForcing, useCoriolis,  C     usePickupBeforeC54 :: start from old-pickup files, generated with code from
391       & momPressureForcing,tempDiffusion, tempAdvection, tempForcing,  C                           before checkpoint-54a, Jul 06, 2004.
392       & saltDiffusion, saltAdvection, saltForcing,  C     pickup_write_mdsio :: use mdsio to write pickups
393       & implicitFreeSurface, rigidLid,  C     pickup_read_mdsio  :: use mdsio to read  pickups
394       & momStepping, tempStepping, saltStepping,  C     pickup_write_immed :: echo the pickup immediately (for conversion)
395       & metricTerms, usingSphericalPolarMTerms,  C     writePickupAtEnd   :: write pickup at the last timestep
396       & useConstantF, useBetaPlaneF, useSphereF,  C     timeave_mdsio      :: use mdsio for timeave output
397    C     snapshot_mdsio     :: use mdsio for "snapshot" (dumpfreq/diagfreq) output
398    C     monitor_stdio      :: use stdio for monitor output
399    C     dumpInitAndLast :: dumps model state to files at Initial (nIter0)
400    C                        & Last iteration, in addition multiple of dumpFreq iter.
401    
402          COMMON /PARM_L/
403         & fluidIsAir, fluidIsWater,
404         & usingPCoords, usingZCoords,
405         & usingCartesianGrid, usingSphericalPolarGrid, rotateGrid,
406         & usingCylindricalGrid, usingCurvilinearGrid, hasWetCSCorners,
407         & deepAtmosphere, setInterFDr, setCenterDr,
408         & no_slip_sides, no_slip_bottom, bottomVisc_pCell, useSmag3D,
409         & useFullLeith, useStrainTensionVisc, useAreaViscLength,
410         & momViscosity, momAdvection, momForcing,
411         & momPressureForcing, metricTerms, useNHMTerms,
412         & useCoriolis, use3dCoriolis,
413         & useCDscheme, vectorInvariantMomentum,
414         & useEnergyConservingCoriolis, useJamartWetPoints, useJamartMomAdv,
415         & upwindVorticity, highOrderVorticity,
416         & useAbsVorticity, upwindShear,
417         & momStepping, calc_wVelocity, tempStepping, saltStepping,
418         & addFrictionHeating,
419         & tempAdvection, tempVertDiff4, tempIsActiveTr, tempForcing,
420         & saltAdvection, saltVertDiff4, saltIsActiveTr, saltForcing,
421         & maskIniTemp, maskIniSalt, checkIniTemp, checkIniSalt,
422         & useSRCGSolver,
423         & rigidLid, implicitFreeSurface,
424         & uniformLin_PhiSurf, uniformFreeSurfLev,
425         & exactConserv, linFSConserveTr, useRealFreshWaterFlux,
426         & storePhiHyd4Phys, quasiHydrostatic, nonHydrostatic,
427         & use3Dsolver, implicitIntGravWave, staggerTimeStep,
428         & applyExchUV_early, doResetHFactors,
429       & implicitDiffusion, implicitViscosity,       & implicitDiffusion, implicitViscosity,
430         & tempImplVertAdv, saltImplVertAdv, momImplVertAdv,
431         & multiDimAdvection, useMultiDimAdvec,
432         & momDissip_In_AB, doAB_onGtGs,
433         & balanceEmPmR, balanceQnet, balancePrintMean,
434         & balanceThetaClimRelax, balanceSaltClimRelax,
435       & doThetaClimRelax, doSaltClimRelax,       & doThetaClimRelax, doSaltClimRelax,
436       & periodicExternalForcing, usingPCoords, usingZCoords,       & allowFreezing,
437       & openBoundaries, nonHydrostatic, globalFiles,       & periodicExternalForcing,
438       & allowFreezing       & globalFiles,
439         & pickupStrictlyMatch, usePickupBeforeC54, startFromPickupAB2,
440         & pickup_read_mdsio, pickup_write_mdsio, pickup_write_immed,
441         & writePickupAtEnd,
442         & timeave_mdsio, snapshot_mdsio, monitor_stdio,
443         & outputTypesInclusive, dumpInitAndLast
444    
445          LOGICAL fluidIsAir
446          LOGICAL fluidIsWater
447          LOGICAL usingPCoords
448          LOGICAL usingZCoords
449        LOGICAL usingCartesianGrid        LOGICAL usingCartesianGrid
450        LOGICAL usingSphericalPolarGrid        LOGICAL usingSphericalPolarGrid, rotateGrid
451        LOGICAL usingSphericalPolarMTerms        LOGICAL usingCylindricalGrid
452          LOGICAL usingCurvilinearGrid, hasWetCSCorners
453          LOGICAL deepAtmosphere
454          LOGICAL setInterFDr
455          LOGICAL setCenterDr
456    
457        LOGICAL no_slip_sides        LOGICAL no_slip_sides
458        LOGICAL no_slip_bottom        LOGICAL no_slip_bottom
459          LOGICAL bottomVisc_pCell
460          LOGICAL useSmag3D
461          LOGICAL useFullLeith
462          LOGICAL useStrainTensionVisc
463          LOGICAL useAreaViscLength
464        LOGICAL momViscosity        LOGICAL momViscosity
465        LOGICAL momAdvection        LOGICAL momAdvection
466        LOGICAL momForcing        LOGICAL momForcing
467        LOGICAL momPressureForcing        LOGICAL momPressureForcing
468          LOGICAL metricTerms
469          LOGICAL useNHMTerms
470    
471        LOGICAL useCoriolis        LOGICAL useCoriolis
472        LOGICAL tempDiffusion        LOGICAL use3dCoriolis
473          LOGICAL useCDscheme
474          LOGICAL vectorInvariantMomentum
475          LOGICAL useEnergyConservingCoriolis
476          LOGICAL useJamartWetPoints
477          LOGICAL useJamartMomAdv
478          LOGICAL upwindVorticity
479          LOGICAL highOrderVorticity
480          LOGICAL useAbsVorticity
481          LOGICAL upwindShear
482          LOGICAL momStepping
483          LOGICAL calc_wVelocity
484          LOGICAL tempStepping
485          LOGICAL saltStepping
486          LOGICAL addFrictionHeating
487        LOGICAL tempAdvection        LOGICAL tempAdvection
488          LOGICAL tempVertDiff4
489          LOGICAL tempIsActiveTr
490        LOGICAL tempForcing        LOGICAL tempForcing
       LOGICAL saltDiffusion  
491        LOGICAL saltAdvection        LOGICAL saltAdvection
492          LOGICAL saltVertDiff4
493          LOGICAL saltIsActiveTr
494        LOGICAL saltForcing        LOGICAL saltForcing
495        LOGICAL implicitFreeSurface        LOGICAL maskIniTemp
496          LOGICAL maskIniSalt
497          LOGICAL checkIniTemp
498          LOGICAL checkIniSalt
499          LOGICAL useSRCGSolver
500        LOGICAL rigidLid        LOGICAL rigidLid
501        LOGICAL momStepping        LOGICAL implicitFreeSurface
502        LOGICAL tempStepping        LOGICAL uniformLin_PhiSurf
503        LOGICAL saltStepping        LOGICAL uniformFreeSurfLev
504        LOGICAL metricTerms        LOGICAL exactConserv
505        LOGICAL useConstantF        LOGICAL linFSConserveTr
506        LOGICAL useBetaPlaneF        LOGICAL useRealFreshWaterFlux
507        LOGICAL useSphereF        LOGICAL storePhiHyd4Phys
508          LOGICAL quasiHydrostatic
509          LOGICAL nonHydrostatic
510          LOGICAL use3Dsolver
511          LOGICAL implicitIntGravWave
512          LOGICAL staggerTimeStep
513          LOGICAL applyExchUV_early
514          LOGICAL doResetHFactors
515        LOGICAL implicitDiffusion        LOGICAL implicitDiffusion
516        LOGICAL implicitViscosity        LOGICAL implicitViscosity
517          LOGICAL tempImplVertAdv
518          LOGICAL saltImplVertAdv
519          LOGICAL momImplVertAdv
520          LOGICAL multiDimAdvection
521          LOGICAL useMultiDimAdvec
522          LOGICAL momDissip_In_AB
523          LOGICAL doAB_onGtGs
524          LOGICAL balanceEmPmR
525          LOGICAL balanceQnet
526          LOGICAL balancePrintMean
527        LOGICAL doThetaClimRelax        LOGICAL doThetaClimRelax
528        LOGICAL doSaltClimRelax        LOGICAL doSaltClimRelax
529          LOGICAL balanceThetaClimRelax
530          LOGICAL balanceSaltClimRelax
531          LOGICAL allowFreezing
532        LOGICAL periodicExternalForcing        LOGICAL periodicExternalForcing
       LOGICAL usingPCoords  
       LOGICAL usingZCoords  
       LOGICAL openBoundaries  
       LOGICAL nonHydrostatic  
533        LOGICAL globalFiles        LOGICAL globalFiles
534        LOGICAL allowFreezing        LOGICAL pickupStrictlyMatch
535          LOGICAL usePickupBeforeC54
536          LOGICAL startFromPickupAB2
537          LOGICAL pickup_read_mdsio, pickup_write_mdsio
538          LOGICAL pickup_write_immed, writePickupAtEnd
539          LOGICAL timeave_mdsio, snapshot_mdsio, monitor_stdio
540          LOGICAL outputTypesInclusive
541          LOGICAL dumpInitAndLast
542    
543  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.
544  C     cg2dTargetResidual  C     cg2dTargetResidual
545  C               - Target residual for cg2d solver.  C          :: Target residual for cg2d solver; no unit (RHS normalisation)
546    C     cg2dTargetResWunit
547    C          :: Target residual for cg2d solver; W unit (No RHS normalisation)
548  C     cg3dTargetResidual  C     cg3dTargetResidual
549  C               - Target residual for cg3d solver.  C               :: Target residual for cg3d solver.
550  C     cg2dpcOffDFac - Averaging weight for preconditioner off-diagonal.  C     cg2dpcOffDFac :: Averaging weight for preconditioner off-diagonal.
551  C     Note. 20th May 1998  C     Note. 20th May 1998
552  C           I made a weird discovery! In the model paper we argue  C           I made a weird discovery! In the model paper we argue
553  C           for the form of the preconditioner used here ( see  C           for the form of the preconditioner used here ( see
# Line 244  C           number of iterations for con Line 561  C           number of iterations for con
561  C           drop form 192 -> 134! Need to investigate this further!  C           drop form 192 -> 134! Need to investigate this further!
562  C           For now I have introduced a parameter cg2dpcOffDFac which  C           For now I have introduced a parameter cg2dpcOffDFac which
563  C           defaults to 0.51 but can be set at runtime.  C           defaults to 0.51 but can be set at runtime.
564  C     delP      - Vertical grid spacing ( Pa ).  C     delR      :: Vertical grid spacing ( units of r ).
565  C     delZ      - Vertical grid spacing ( m  ).  C     delRc     :: Vertical grid spacing between cell centers (r unit).
566  C     delR      - Vertical grid spacing ( units of r ).  C     delX      :: Separation between cell faces (m) or (deg), depending
567  C     delX      - Separation between cell faces (m) or (deg), depending  C     delY         on input flags. Note: moved to header file SET_GRID.h
568  C     delY        on input flags.  C     xgOrigin   :: Origin of the X-axis (Cartesian Grid) / Longitude of Western
569  C     gravity   - Accel. due to gravity ( m/s^2 )  C                :: most cell face (Lat-Lon grid) (Note: this is an "inert"
570  C     recip_gravity and its inverse  C                :: parameter but it makes geographical references simple.)
571  C     gBaro     - Accel. due to gravity used in barotropic equation ( m/s^2 )  C     ygOrigin   :: Origin of the Y-axis (Cartesian Grid) / Latitude of Southern
572  C     ronil     - Reference density  C                :: most face (Lat-Lon grid).
573  C     rhoConst  - Vertically constant reference density  C     rSphere    :: Radius of sphere for a spherical polar grid ( m ).
574  C     startTime - Start time for model ( s )  C     recip_rSphere :: Reciprocal radius of sphere ( m^-1 ).
575  C     phiMin    - Latitude of southern most cell face.  C     radius_fromHorizGrid :: sphere Radius of input horiz. grid (Curvilinear Grid)
576  C     thetaMin  - Longitude of western most cell face (this  C     seaLev_Z   :: the reference height of sea-level (usually zero)
577  C                 is an "inert" parameter but it is included  C     top_Pres   :: pressure (P-Coords) or reference pressure (Z-Coords) at the top
578  C                 to make geographical references simple.)  C     rSigmaBnd  :: vertical position (in r-unit) of r/sigma transition (Hybrid-Sigma)
579  C     rSphere   - Radius of sphere for a spherical polar grid ( m ).  C     gravity    :: Acceleration due to constant gravity ( m/s^2 )
580  C     recip_RSphere  - Reciprocal radius of sphere ( m ).  C     recip_gravity :: Reciprocal gravity acceleration ( s^2/m )
581  C     f0        - Reference coriolis parameter ( 1/s )  C     gBaro      :: Accel. due to gravity used in barotropic equation ( m/s^2 )
582  C                 ( Southern edge f for beta plane )  C     gravFacC   :: gravity factor (vs surf. gravity) vert. profile at cell-Center
583  C     beta      - df/dy ( s^-1.m^-1 )  C     gravFacF   :: gravity factor (vs surf. gravity) vert. profile at cell-interF
584  C     omega     - Angular velocity ( rad/s )  C     rhoNil     :: Reference density for the linear equation of state
585  C     viscAh    - Eddy viscosity coeff. for mixing of  C     rhoConst   :: Vertically constant reference density (Boussinesq)
586  C                 momentum laterally ( m^2/s )  C     rho1Ref    :: reference vertical profile for density (anelastic)
587  C     viscAz    - Eddy viscosity coeff. for mixing of  C     rhoFacC    :: normalized (by rhoConst) reference density at cell-Center
588  C                 momentum vertically ( m^2/s )  C     rhoFacF    :: normalized (by rhoConst) reference density at cell-interFace
589  C     viscAp    - Eddy viscosity coeff. for mixing of  C     rhoConstFresh :: Constant reference density for fresh water (rain)
590  C                 momentum vertically ( Pa^2/s )  C     thetaConst :: Constant reference for potential temperature
591  C     viscAr    - Eddy viscosity coeff. for mixing of  C     tRef       :: reference vertical profile for potential temperature
592  C                 momentum vertically ( units of r^2/s )  C     sRef       :: reference vertical profile for salinity/specific humidity
593  C     viscA4    - Biharmonic viscosity coeff. for mixing of  C     pRef4EOS   :: reference pressure used in EOS (case selectP_inEOS_Zc=1)
594  C                 momentum laterally ( m^4/s )  C     phiRef     :: reference potential (press/rho, geopot) profile (m^2/s^2)
595  C     diffKhT   - Laplacian diffusion coeff. for mixing of  C     dBdrRef    :: vertical gradient of reference buoyancy  [(m/s/r)^2]:
596    C                :: z-coord: = N^2_ref = Brunt-Vaissala frequency [s^-2]
597    C                :: p-coord: = -(d.alpha/dp)_ref          [(m^2.s/kg)^2]
598    C     rVel2wUnit :: units conversion factor (Non-Hydrostatic code),
599    C                :: from r-coordinate vertical velocity to vertical velocity [m/s].
600    C                :: z-coord: = 1 ; p-coord: wSpeed [m/s] = rVel [Pa/s] * rVel2wUnit
601    C     wUnit2rVel :: units conversion factor (Non-Hydrostatic code),
602    C                :: from vertical velocity [m/s] to r-coordinate vertical velocity.
603    C                :: z-coord: = 1 ; p-coord: rVel [Pa/s] = wSpeed [m/s] * wUnit2rVel
604    C     mass2rUnit :: units conversion factor (surface forcing),
605    C                :: from mass per unit area [kg/m2] to vertical r-coordinate unit.
606    C                :: z-coord: = 1/rhoConst ( [kg/m2] / rho = [m] ) ;
607    C                :: p-coord: = gravity    ( [kg/m2] *  g = [Pa] ) ;
608    C     rUnit2mass :: units conversion factor (surface forcing),
609    C                :: from vertical r-coordinate unit to mass per unit area [kg/m2].
610    C                :: z-coord: = rhoConst  ( [m] * rho = [kg/m2] ) ;
611    C                :: p-coord: = 1/gravity ( [Pa] /  g = [kg/m2] ) ;
612    C     f0         :: Reference coriolis parameter ( 1/s )
613    C                   ( Southern edge f for beta plane )
614    C     beta       :: df/dy ( s^-1.m^-1 )
615    C     fPrime     :: Second Coriolis parameter ( 1/s ), related to Y-component
616    C                   of rotation (reference value = 2.Omega.Cos(Phi))
617    C     omega      :: Angular velocity ( rad/s )
618    C     rotationPeriod :: Rotation period (s) (= 2.pi/omega)
619    C     viscArNr   :: vertical profile of Eddy viscosity coeff.
620    C                   for vertical mixing of momentum ( units of r^2/s )
621    C     viscAh     :: Eddy viscosity coeff. for mixing of
622    C                   momentum laterally ( m^2/s )
623    C     viscAhW    :: Eddy viscosity coeff. for mixing of vertical
624    C                   momentum laterally, no effect for hydrostatic
625    C                   model, defaults to viscAhD if unset ( m^2/s )
626    C                   Not used if variable horiz. viscosity is used.
627    C     viscA4     :: Biharmonic viscosity coeff. for mixing of
628    C                   momentum laterally ( m^4/s )
629    C     viscA4W    :: Biharmonic viscosity coeff. for mixing of vertical
630    C                   momentum laterally, no effect for hydrostatic
631    C                   model, defaults to viscA4D if unset ( m^2/s )
632    C                   Not used if variable horiz. viscosity is used.
633    C     viscAhD    :: Eddy viscosity coeff. for mixing of momentum laterally
634    C                   (act on Divergence part) ( m^2/s )
635    C     viscAhZ    :: Eddy viscosity coeff. for mixing of momentum laterally
636    C                   (act on Vorticity  part) ( m^2/s )
637    C     viscA4D    :: Biharmonic viscosity coeff. for mixing of momentum laterally
638    C                   (act on Divergence part) ( m^4/s )
639    C     viscA4Z    :: Biharmonic viscosity coeff. for mixing of momentum laterally
640    C                   (act on Vorticity  part) ( m^4/s )
641    C     smag3D_coeff :: Isotropic 3-D Smagorinsky coefficient (-)
642    C     viscC2leith  :: Leith non-dimensional viscosity factor (grad(vort))
643    C     viscC2leithD :: Modified Leith non-dimensional visc. factor (grad(div))
644    C     viscC4leith  :: Leith non-dimensional viscosity factor (grad(vort))
645    C     viscC4leithD :: Modified Leith non-dimensional viscosity factor (grad(div))
646    C     viscC2smag   :: Smagorinsky non-dimensional viscosity factor (harmonic)
647    C     viscC4smag   :: Smagorinsky non-dimensional viscosity factor (biharmonic)
648    C     viscAhMax    :: Maximum eddy viscosity coeff. for mixing of
649    C                    momentum laterally ( m^2/s )
650    C     viscAhReMax  :: Maximum gridscale Reynolds number for eddy viscosity
651    C                     coeff. for mixing of momentum laterally (non-dim)
652    C     viscAhGrid   :: non-dimensional grid-size dependent viscosity
653    C     viscAhGridMax:: maximum and minimum harmonic viscosity coefficients ...
654    C     viscAhGridMin::  in terms of non-dimensional grid-size dependent visc.
655    C     viscA4Max    :: Maximum biharmonic viscosity coeff. for mixing of
656    C                     momentum laterally ( m^4/s )
657    C     viscA4ReMax  :: Maximum Gridscale Reynolds number for
658    C                     biharmonic viscosity coeff. momentum laterally (non-dim)
659    C     viscA4Grid   :: non-dimensional grid-size dependent bi-harmonic viscosity
660    C     viscA4GridMax:: maximum and minimum biharmonic viscosity coefficients ...
661    C     viscA4GridMin::  in terms of non-dimensional grid-size dependent viscosity
662    C     diffKhT   :: Laplacian diffusion coeff. for mixing of
663  C                 heat laterally ( m^2/s )  C                 heat laterally ( m^2/s )
664  C     diffKzT   - Laplacian diffusion coeff. for mixing of  C     diffK4T   :: Biharmonic diffusion coeff. for mixing of
 C                 heat vertically ( m^2/s )  
 C     diffKpT   - Laplacian 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  
665  C                 heat laterally ( m^4/s )  C                 heat laterally ( m^4/s )
666  C     diffKhS  -  Laplacian diffusion coeff. for mixing of  C     diffKrNrT :: vertical profile of Laplacian diffusion coeff.
667    C                 for mixing of heat vertically ( units of r^2/s )
668    C     diffKr4T  :: vertical profile of Biharmonic diffusion coeff.
669    C                 for mixing of heat vertically ( units of r^4/s )
670    C     diffKhS  ::  Laplacian diffusion coeff. for mixing of
671  C                 salt laterally ( m^2/s )  C                 salt laterally ( m^2/s )
672  C     diffKzS   - Laplacian diffusion coeff. for mixing of  C     diffK4S   :: Biharmonic diffusion coeff. for mixing of
 C                 salt vertically ( m^2/s )  
 C     diffKpS   - Laplacian 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  
673  C                 salt laterally ( m^4/s )  C                 salt laterally ( m^4/s )
674  C     deltaT    - Default timestep ( s )  C     diffKrNrS :: vertical profile of Laplacian diffusion coeff.
675  C     deltaTClock  - Timestep used as model "clock". This determines the  C                 for mixing of salt vertically ( units of r^2/s ),
676    C     diffKr4S  :: vertical profile of Biharmonic diffusion coeff.
677    C                 for mixing of salt vertically ( units of r^4/s )
678    C     diffKrBL79surf :: T/S surface diffusivity (m^2/s) Bryan and Lewis, 1979
679    C     diffKrBL79deep :: T/S deep diffusivity (m^2/s) Bryan and Lewis, 1979
680    C     diffKrBL79scl  :: depth scale for arctan fn (m) Bryan and Lewis, 1979
681    C     diffKrBL79Ho   :: depth offset for arctan fn (m) Bryan and Lewis, 1979
682    C     BL79LatVary    :: polarwise of this latitude diffKrBL79 is applied with
683    C                       gradual transition to diffKrBLEQ towards Equator
684    C     diffKrBLEQsurf :: same as diffKrBL79surf but at Equator
685    C     diffKrBLEQdeep :: same as diffKrBL79deep but at Equator
686    C     diffKrBLEQscl  :: same as diffKrBL79scl but at Equator
687    C     diffKrBLEQHo   :: same as diffKrBL79Ho but at Equator
688    C     deltaT    :: Default timestep ( s )
689    C     deltaTClock  :: Timestep used as model "clock". This determines the
690  C                    IO frequencies and is used in tagging output. It can  C                    IO frequencies and is used in tagging output. It can
691  C                    be totally different to the dynamical time. Typically  C                    be totally different to the dynamical time. Typically
692  C                    it will be the deep-water timestep for accelerated runs.  C                    it will be the deep-water timestep for accelerated runs.
693  C                    Frequency of checkpointing and dumping of the model state  C                    Frequency of checkpointing and dumping of the model state
694  C                    are referenced to this clock. ( s )  C                    are referenced to this clock. ( s )
695  C     deltaTMom    - Timestep for momemtum equations ( s )  C     deltaTMom    :: Timestep for momemtum equations ( s )
696  C     deltaTtracer - Timestep for tracer equations ( s )  C     dTtracerLev  :: Timestep for tracer equations ( s ), function of level k
697  C     freesurfFac  - Parameter to turn implicit free surface term on or off  C     deltaTFreeSurf :: Timestep for free-surface equation ( s )
698  C                    freesurfac = 1. uses implicit free surface  C     freeSurfFac  :: Parameter to turn implicit free surface term on or off
699  C                    freesurfac = 0. uses rigid lid  C                     freeSurFac = 1. uses implicit free surface
700  C     hFacMin      - Minimum fraction size of a cell (affects hFacC etc...)  C                     freeSurFac = 0. uses rigid lid
701  C     hFacMinDz    - Minimum dimesional size of a cell (affects hFacC etc..., m)  C     abEps        :: Adams-Bashforth-2 stabilizing weight
702  C     hFacMinDp    - Minimum dimesional size of a cell (affects hFacC etc..., Pa)  C     alph_AB      :: Adams-Bashforth-3 primary factor
703  C     hFacMinDr    - Minimum dimesional size of a cell (affects hFacC etc..., units of r)  C     beta_AB      :: Adams-Bashforth-3 secondary factor
704  C     tauCD        - CD scheme coupling timescale ( 1/s )  C     implicSurfPress :: parameter of the Crank-Nickelson time stepping :
705  C     rCD          - CD scheme normalised coupling parameter ( 0-1 )  C                     Implicit part of Surface Pressure Gradient ( 0-1 )
706  C     GMmaxslope    - max. slope allowed in GM/Redi tensor  C     implicDiv2DFlow :: parameter of the Crank-Nickelson time stepping :
707  C     GMlength      - Length to use in Visbeck et al. formula for K (m)  C                     Implicit part of barotropic flow Divergence ( 0-1 )
708  C     GMalpha       - alpha to use in Visbeck et al. formula for K  C     implicitNHPress :: parameter of the Crank-Nickelson time stepping :
709  C     GMdepth       - Depth over which to integrate Richardson # (Visbeck et al.)  C                     Implicit part of Non-Hydrostatic Pressure Gradient ( 0-1 )
710  C     GMkbackground - background value of GM/Redi diffusion coefficient ( m^2/s )  C     hFacMin      :: Minimum fraction size of a cell (affects hFacC etc...)
711  C     GMmaxval      - max. value of KapGM allowed in GM/Redi scheme ( m^2/s )  C     hFacMinDz    :: Minimum dimensional size of a cell (affects hFacC etc..., m)
712  C     startTime     - Starting time for this integration ( s ).  C     hFacMinDp    :: Minimum dimensional size of a cell (affects hFacC etc..., Pa)
713  C     endTime       - Ending time for this integration ( s ).  C     hFacMinDr    :: Minimum dimensional size of a cell (-> hFacC etc..., r units)
714  C     chkPtFreq     - Frequency of rolling check pointing ( s ).  C     hFacInf      :: Threshold (inf and sup) for fraction size of surface cell
715  C     pChkPtFreq    - Frequency of permanent check pointing ( s ).  C     hFacSup          that control vanishing and creating levels
716  C     dumpFreq      - Frequency with which model state is written to  C     tauCD         :: CD scheme coupling timescale ( s )
717  C                     post-processing files ( s ).  C     rCD           :: CD scheme normalised coupling parameter (= 1 - deltaT/tauCD)
718  C     afFacMom      - Advection of momentum term tracer parameter  C     epsAB_CD      :: Adams-Bashforth-2 stabilizing weight used in CD scheme
719  C     vfFacMom      - Momentum viscosity tracer parameter  C     baseTime      :: model base time (time origin) = time @ iteration zero
720  C     pfFacMom      - Momentum pressure forcing tracer parameter  C     startTime     :: Starting time for this integration ( s ).
721  C     cfFacMom      - Coriolis term tracer parameter  C     endTime       :: Ending time for this integration ( s ).
722  C     foFacMom      - Momentum forcing tracer parameter  C     chkPtFreq     :: Frequency of rolling check pointing ( s ).
723  C     mtFacMom      - Metric terms tracer parameter  C     pChkPtFreq    :: Frequency of permanent check pointing ( s ).
724  C     cosPower      - Power of cosine of latitude to multiply viscosity  C     dumpFreq      :: Frequency with which model state is written to
725  C     cAdjFreq      - Frequency of convective adjustment  C                      post-processing files ( s ).
726    C     diagFreq      :: Frequency with which model writes diagnostic output
727    C                      of intermediate quantities.
728    C     afFacMom      :: Advection of momentum term tracer parameter
729    C     vfFacMom      :: Momentum viscosity tracer parameter
730    C     pfFacMom      :: Momentum pressure forcing tracer parameter
731    C     cfFacMom      :: Coriolis term tracer parameter
732    C     foFacMom      :: Momentum forcing tracer parameter
733    C     mtFacMom      :: Metric terms tracer parameter
734    C     cosPower      :: Power of cosine of latitude to multiply viscosity
735    C     cAdjFreq      :: Frequency of convective adjustment
736  C  C
737  C     taveFreq      - Frequency with which time-averaged model state is written to  C     taveFreq      :: Frequency with which time-averaged model state
738  C                     post-processing files ( s ).  C                      is written to post-processing files ( s ).
739  C     tauThetaClimRelax - Relaxation to climatology time scale ( s ).  C     tave_lastIter :: (for state variable only) fraction of the last time
740  C     lambdaThetaClimRelax - Inverse time scale for relaxation ( 1/s ).  C                      step (of each taveFreq period) put in the time average.
741  C     tauSaltClimRelax - Relaxation to climatology time scale ( s ).  C                      (fraction for 1rst iter = 1 - tave_lastIter)
742  C     lambdaSaltClimRelax - Inverse time scale for relaxation ( 1/s ).  C     tauThetaClimRelax :: Relaxation to climatology time scale ( s ).
743  C     externForcingPeriod - Is the period of which forcing varies (eg. 1 month)  C     tauSaltClimRelax :: Relaxation to climatology time scale ( s ).
744  C     externForcingCycle - Is the repeat time of the forcing (eg. 1 year)  C     latBandClimRelax :: latitude band where Relaxation to Clim. is applied,
745    C                         i.e. where |yC| <= latBandClimRelax
746    C     externForcingPeriod :: Is the period of which forcing varies (eg. 1 month)
747    C     externForcingCycle :: Is the repeat time of the forcing (eg. 1 year)
748  C                          (note: externForcingCycle must be an integer  C                          (note: externForcingCycle must be an integer
749  C                           number times externForcingPeriod)  C                           number times externForcingPeriod)
750  C     horiVertRatio      - Ratio on units in vertical to units in horizontal.  C     convertFW2Salt :: salinity, used to convert Fresh-Water Flux to Salt Flux
751  C     recip_horiVertRatio  ( 1 if horiz in m and vertical in m ).  C                       (use model surface (local) value if set to -1)
752  C                          ( g*rho if horiz in m and vertical in Pa ).  C     temp_EvPrRn :: temperature of Rain & Evap.
753  C     latFFTFiltLo       - Low latitude for FFT filtering of latitude  C     salt_EvPrRn :: salinity of Rain & Evap.
754  C                          circles ( see filter*.F )  C     temp_addMass :: temperature of addMass array
755        COMMON /PARM_R/ cg2dTargetResidual, cg2dpcOffDFac,  C     salt_addMass :: salinity of addMass array
756       & cg3dTargetResidual,  C        (notes: a) tracer content of Rain/Evap only used if both
757       & delP, delZ, delR, delX, delY,  C                     NonLin_FrSurf & useRealFreshWater are set.
758       & deltaT,deltaTmom, deltaTtracer, deltaTClock,abeps, startTime,  C                b) use model surface (local) value if set to UNSET_RL)
759       & phiMin, thetaMin, rSphere, recip_RSphere, f0, fCori, beta,  C     hMixCriteria:: criteria for mixed-layer diagnostic
760       & viscAh,  viscAz,  viscA4,  viscAr,  C     dRhoSmall   :: parameter for mixed-layer diagnostic
761       & diffKhT, diffKzT, diffK4T, diffKrT,  C     hMixSmooth  :: Smoothing parameter for mixed-layer diag (default=0=no smoothing)
762       & diffKhS, diffKzS, diffK4S, diffKrS,  C     ivdc_kappa  :: implicit vertical diffusivity for convection [m^2/s]
763       & delT, tauCD, rCD, freeSurfFac, hFacMin, hFacMinDz,  C     sideDragFactor     :: side-drag scaling factor (used only if no_slip_sides)
764       & GMmaxslope,GMlength,GMalpha,GMdepth,GMkbackground,GMmaxval,  C                           (default=2: full drag ; =1: gives half-slip BC)
765       & gravity, recip_Gravity, gBaro, rhonil, recip_rhonil,  C     bottomDragLinear    :: Linear    bottom-drag coefficient (units of [r]/s)
766       & recip_rhoConst, rhoConst, tRef, sRef,  C     bottomDragQuadratic :: Quadratic bottom-drag coefficient (units of [r]/m)
767       & endTime, chkPtFreq, pchkPtFreq, dumpFreq, taveFreq,  C               (if using zcoordinate, units becomes linear: m/s, quadratic: [-])
768    C     smoothAbsFuncRange :: 1/2 of interval around zero, for which FORTRAN ABS
769    C                           is to be replace by a smoother function
770    C                           (affects myabs, mymin, mymax)
771    C     nh_Am2        :: scales the non-hydrostatic terms and changes internal scales
772    C                      (i.e. allows convection at different Rayleigh numbers)
773    C     tCylIn        :: Temperature of the cylinder inner boundary
774    C     tCylOut       :: Temperature of the cylinder outer boundary
775    C     phiEuler      :: Euler angle, rotation about original z-axis
776    C     thetaEuler    :: Euler angle, rotation about new x-axis
777    C     psiEuler      :: Euler angle, rotation about new z-axis
778          COMMON /PARM_R/ cg2dTargetResidual, cg2dTargetResWunit,
779         & cg2dpcOffDFac, cg3dTargetResidual,
780         & delR, delRc, xgOrigin, ygOrigin, rSphere, recip_rSphere,
781         & radius_fromHorizGrid, seaLev_Z, top_Pres, rSigmaBnd,
782         & deltaT, deltaTMom, dTtracerLev, deltaTFreeSurf, deltaTClock,
783         & abEps, alph_AB, beta_AB,
784         & f0, beta, fPrime, omega, rotationPeriod,
785         & viscFacAdj, viscAh, viscAhW, smag3D_coeff,
786         & viscAhMax, viscAhGrid, viscAhGridMax, viscAhGridMin,
787         & viscC2leith, viscC2leithD,
788         & viscC2smag, viscC4smag,
789         & viscAhD, viscAhZ, viscA4D, viscA4Z,
790         & viscA4, viscA4W, viscA4Max,
791         & viscA4Grid, viscA4GridMax, viscA4GridMin,
792         & viscAhReMax, viscA4ReMax,
793         & viscC4leith, viscC4leithD, viscArNr,
794         & diffKhT, diffK4T, diffKrNrT, diffKr4T,
795         & diffKhS, diffK4S, diffKrNrS, diffKr4S,
796         & diffKrBL79surf, diffKrBL79deep, diffKrBL79scl, diffKrBL79Ho,
797         & BL79LatVary,
798         & diffKrBLEQsurf, diffKrBLEQdeep, diffKrBLEQscl, diffKrBLEQHo,
799         & tauCD, rCD, epsAB_CD,
800         & freeSurfFac, implicSurfPress, implicDiv2DFlow, implicitNHPress,
801         & hFacMin, hFacMinDz, hFacInf, hFacSup,
802         & gravity, recip_gravity, gBaro,
803         & gravFacC, recip_gravFacC, gravFacF, recip_gravFacF,
804         & rhoNil, rhoConst, recip_rhoConst, rho1Ref,
805         & rhoFacC, recip_rhoFacC, rhoFacF, recip_rhoFacF, rhoConstFresh,
806         & thetaConst, tRef, sRef, pRef4EOS, phiRef, dBdrRef,
807         & rVel2wUnit, wUnit2rVel, mass2rUnit, rUnit2mass,
808         & baseTime, startTime, endTime,
809         & chkPtFreq, pChkPtFreq, dumpFreq, adjDumpFreq,
810         & diagFreq, taveFreq, tave_lastIter, monitorFreq, adjMonitorFreq,
811       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,
812       & cosPower,       & cosPower, cAdjFreq,
813       & cAdjFreq, omega, tauThetaClimRelax, lambdaThetaClimRelax,       & tauThetaClimRelax, tauSaltClimRelax, latBandClimRelax,
      & tauSaltClimRelax, lambdaSaltClimRelax,  
814       & externForcingCycle, externForcingPeriod,       & externForcingCycle, externForcingPeriod,
815       & viscAp, diffKpT, diffKpS, hFacMinDr, hFacMinDp,       & convertFW2Salt, temp_EvPrRn, salt_EvPrRn,
816       & theta_S, specVol_S, horiVertRatio, recip_horiVertRatio,       & temp_addMass, salt_addMass, hFacMinDr, hFacMinDp,
817       & latFFTFiltLo       & ivdc_kappa, hMixCriteria, dRhoSmall, hMixSmooth,
818         & sideDragFactor, bottomDragLinear, bottomDragQuadratic, nh_Am2,
819         & smoothAbsFuncRange,
820         & tCylIn, tCylOut,
821         & phiEuler, thetaEuler, psiEuler
822    
823        _RL cg2dTargetResidual        _RL cg2dTargetResidual
824          _RL cg2dTargetResWunit
825        _RL cg3dTargetResidual        _RL cg3dTargetResidual
826        _RL cg2dpcOffDFac        _RL cg2dpcOffDFac
       _RL delZ(Nr)  
       _RL delP(Nr)  
827        _RL delR(Nr)        _RL delR(Nr)
828        _RL delX(Nx)        _RL delRc(Nr+1)
829        _RL delY(Ny)        _RL xgOrigin
830          _RL ygOrigin
831          _RL rSphere
832          _RL recip_rSphere
833          _RL radius_fromHorizGrid
834          _RL seaLev_Z
835          _RL top_Pres
836          _RL rSigmaBnd
837        _RL deltaT        _RL deltaT
838        _RL deltaTClock        _RL deltaTClock
839        _RL deltaTmom        _RL deltaTMom
840        _RL deltaTtracer        _RL dTtracerLev(Nr)
841        _RL abeps        _RL deltaTFreeSurf
842        _RL phiMin        _RL abEps, alph_AB, beta_AB
       _RL thetaMin  
       _RL rSphere  
       _RL recip_RSphere  
843        _RL f0        _RL f0
844          _RL beta
845          _RL fPrime
846          _RL omega
847          _RL rotationPeriod
848        _RL freeSurfFac        _RL freeSurfFac
849          _RL implicSurfPress
850          _RL implicDiv2DFlow
851          _RL implicitNHPress
852        _RL hFacMin        _RL hFacMin
853        _RL hFacMinDz        _RL hFacMinDz
854        _RL hFacMinDp        _RL hFacMinDp
855        _RL hFacMinDr        _RL hFacMinDr
856        _RL beta        _RL hFacInf
857          _RL hFacSup
858          _RL viscArNr(Nr)
859          _RL viscFacAdj
860        _RL viscAh        _RL viscAh
861        _RL viscAz        _RL viscAhW
862        _RL viscAp        _RL viscAhD
863        _RL viscAr        _RL viscAhZ
864        _RL viscA4        _RL smag3D_coeff
865        _RL diffKhT        _RL viscAhMax
866        _RL diffKrT        _RL viscAhReMax
867        _RL diffKzT        _RL viscAhGrid, viscAhGridMax, viscAhGridMin
868        _RL diffKpT        _RL viscC2leith
869        _RL diffK4T        _RL viscC2leithD
870        _RL diffKhS        _RL viscC2smag
871        _RL diffKrS        _RL viscA4
872        _RL diffKzS        _RL viscA4W
873        _RL diffKpS        _RL viscA4D
874        _RL diffK4S        _RL viscA4Z
875        _RL delt        _RL viscA4Max
876        _RL tauCD        _RL viscA4ReMax
877        _RL rCD        _RL viscA4Grid, viscA4GridMax, viscA4GridMin
878        _RL GMmaxslope        _RL viscC4leith
879        _RL GMlength        _RL viscC4leithD
880        _RL GMalpha        _RL viscC4smag
881        _RL GMdepth        _RL diffKhT
882        _RL GMkbackground        _RL diffK4T
883        _RL GMmaxval        _RL diffKrNrT(Nr)
884        _RL gravity        _RL diffKr4T(Nr)
885        _RL recip_gravity        _RL diffKhS
886          _RL diffK4S
887          _RL diffKrNrS(Nr)
888          _RL diffKr4S(Nr)
889          _RL diffKrBL79surf
890          _RL diffKrBL79deep
891          _RL diffKrBL79scl
892          _RL diffKrBL79Ho
893          _RL BL79LatVary
894          _RL diffKrBLEQsurf
895          _RL diffKrBLEQdeep
896          _RL diffKrBLEQscl
897          _RL diffKrBLEQHo
898          _RL tauCD, rCD, epsAB_CD
899          _RL gravity,       recip_gravity
900        _RL gBaro        _RL gBaro
901        _RL rhonil        _RL gravFacC(Nr),   recip_gravFacC(Nr)
902        _RL recip_rhonil        _RL gravFacF(Nr+1), recip_gravFacF(Nr+1)
903        _RL rhoConst        _RL rhoNil
904        _RL recip_rhoConst        _RL rhoConst,      recip_rhoConst
905        _RL specVol_S(Nr)        _RL rho1Ref(Nr)
906          _RL rhoFacC(Nr),   recip_rhoFacC(Nr)
907          _RL rhoFacF(Nr+1), recip_rhoFacF(Nr+1)
908          _RL rhoConstFresh
909          _RL thetaConst
910        _RL tRef(Nr)        _RL tRef(Nr)
       _RL theta_S(Nr)  
911        _RL sRef(Nr)        _RL sRef(Nr)
912        _RS Fcori(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)        _RL pRef4EOS(Nr)
913          _RL phiRef(2*Nr+1)
914          _RL dBdrRef(Nr)
915          _RL rVel2wUnit(Nr+1), wUnit2rVel(Nr+1)
916          _RL mass2rUnit, rUnit2mass
917          _RL baseTime
918        _RL startTime        _RL startTime
919        _RL endTime        _RL endTime
920        _RL chkPtFreq        _RL chkPtFreq
921        _RL pChkPtFreq        _RL pChkPtFreq
922        _RL dumpFreq        _RL dumpFreq
923          _RL adjDumpFreq
924          _RL diagFreq
925        _RL taveFreq        _RL taveFreq
926          _RL tave_lastIter
927          _RL monitorFreq
928          _RL adjMonitorFreq
929        _RL afFacMom        _RL afFacMom
930        _RL vfFacMom        _RL vfFacMom
931        _RL pfFacMom        _RL pfFacMom
932        _RL cfFacMom        _RL cfFacMom
933        _RL foFacMom        _RL foFacMom
934        _RL mTFacMom        _RL mtFacMom
935        _RL cosPower        _RL cosPower
936        _RL cAdjFreq        _RL cAdjFreq
       _RL omega  
937        _RL tauThetaClimRelax        _RL tauThetaClimRelax
       _RL lambdaThetaClimRelax  
938        _RL tauSaltClimRelax        _RL tauSaltClimRelax
939        _RL lambdaSaltClimRelax        _RL latBandClimRelax
940        _RL externForcingCycle        _RL externForcingCycle
941        _RL externForcingPeriod        _RL externForcingPeriod
942        _RL horiVertRatio        _RL convertFW2Salt
943        _RL recip_horiVertRatio        _RL temp_EvPrRn
944        _RL latFFTFiltLo        _RL salt_EvPrRn
945          _RL temp_addMass
946          _RL salt_addMass
947          _RL ivdc_kappa
948          _RL hMixCriteria
949          _RL dRhoSmall
950          _RL hMixSmooth
951          _RL sideDragFactor
952          _RL bottomDragLinear
953          _RL bottomDragQuadratic
954          _RL smoothAbsFuncRange
955          _RL nh_Am2
956          _RL tCylIn, tCylOut
957          _RL phiEuler, thetaEuler, psiEuler
958    
959        COMMON /PARM_A/ HeatCapacity_Cp,recip_Cp,  C--   COMMON /PARM_A/ Thermodynamics constants ?
960       &                Lamba_theta        COMMON /PARM_A/ HeatCapacity_Cp
961        _RL HeatCapacity_Cp        _RL HeatCapacity_Cp
       _RL Lamba_theta  
       _RL recip_Cp  
962    
963  C Equation of State (polynomial coeffients)  C--   COMMON /PARM_ATM/ Atmospheric physical parameters (Ideal Gas EOS, ...)
964        COMMON /PARM_EOS_NL/ eosC,eosSig0,eosRefT,eosRefS  C     celsius2K :: convert centigrade (Celsius) degree to Kelvin
965        _RL eosC(9,Nr+1),eosSig0(Nr+1),eosRefT(Nr+1),eosRefS(Nr+1)  C     atm_Po    :: standard reference pressure
966  C Linear equation of state  C     atm_Cp    :: specific heat (Cp) of the (dry) air at constant pressure
967  C     tAlpha    - Linear EOS thermal expansion coefficient ( 1/degree ).  C     atm_Rd    :: gas constant for dry air
968  C     sBeta     - Linear EOS haline contraction coefficient.  C     atm_kappa :: kappa = R/Cp (R: constant of Ideal Gas EOS)
969        COMMON /PARM_EOS_LIN/ tAlpha,sBeta,eosType  C     atm_Rq    :: water vapour specific volume anomaly relative to dry air
970        _RL tAlpha  C                  (e.g. typical value = (29/18 -1) 10^-3 with q [g/kg])
971        _RL sBeta  C     integr_GeoPot :: option to select the way we integrate the geopotential
972        character*(6) eosType  C                     (still a subject of discussions ...)
973    C     selectFindRoSurf :: select the way surf. ref. pressure (=Ro_surf) is
974  C These are input arrays (of integers) that contain the *absolute*  C             derived from the orography. Implemented: 0,1 (see INI_P_GROUND)
975  C computational index of an open-boundary (OB) point.        COMMON /PARM_ATM/
976  C A zero (0) element means there is no corresponding OB in that column/row.       &            celsius2K,
977  C The computational coordinate refers to "tracer" cells.       &            atm_Cp, atm_Rd, atm_kappa, atm_Rq, atm_Po,
978  C For a northern/southern OB, the OB V point is to the south/north.       &            integr_GeoPot, selectFindRoSurf
979  C For an eastern/western OB, the OB U point is to the west/east.        _RL celsius2K
980  C eg.        _RL atm_Po, atm_Cp, atm_Rd, atm_kappa, atm_Rq
981  C     OB_Jnorth(3)=34  means that:        INTEGER integr_GeoPot, selectFindRoSurf
982  C          T( 3 ,34) is a an OB point  
983  C          U(3:4,34) is a an OB point  C Logical flags for selecting packages
984  C          V( 4 ,34) is a an OB point        LOGICAL useGAD
985  C while        LOGICAL useOBCS
986  C     OB_Jsouth(3)=1  means that:        LOGICAL useSHAP_FILT
987  C          T( 3 ,1) is a an OB point        LOGICAL useZONAL_FILT
988  C          U(3:4,1) is a an OB point        LOGICAL useOPPS
989  C          V( 4 ,2) is a an OB point        LOGICAL usePP81
990  C        LOGICAL useKL10
991  C For convenience, negative values for Jnorth/Ieast refer to        LOGICAL useMY82
992  C points relative to the Northern/Eastern edges of the model        LOGICAL useGGL90
993  C eg. OB_Jnorth(3)=-1  means that the point (3,Ny-1) is a northern O-B.        LOGICAL useKPP
994  C        LOGICAL useGMRedi
995        COMMON /PARM_OB/        LOGICAL useDOWN_SLOPE
996       & OB_Jnorth,OB_Jsouth,OB_Ieast,OB_Iwest        LOGICAL useBBL
997        INTEGER OB_Jnorth(Nx)        LOGICAL useCAL
998        INTEGER OB_Jsouth(Nx)        LOGICAL useEXF
999        INTEGER OB_Ieast(Ny)        LOGICAL useBulkForce
1000        INTEGER OB_Iwest(Ny)        LOGICAL useEBM
1001          LOGICAL useCheapAML
1002          LOGICAL useAUTODIFF
1003          LOGICAL useGrdchk
1004          LOGICAL useSMOOTH
1005          LOGICAL usePROFILES
1006          LOGICAL useECCO
1007          LOGICAL useCTRL
1008          LOGICAL useSBO
1009          LOGICAL useFLT
1010          LOGICAL usePTRACERS
1011          LOGICAL useGCHEM
1012          LOGICAL useRBCS
1013          LOGICAL useOffLine
1014          LOGICAL useMATRIX
1015          LOGICAL useFRAZIL
1016          LOGICAL useSEAICE
1017          LOGICAL useSALT_PLUME
1018          LOGICAL useShelfIce
1019          LOGICAL useStreamIce
1020          LOGICAL useICEFRONT
1021          LOGICAL useThSIce
1022          LOGICAL useLand
1023          LOGICAL useATM2d
1024          LOGICAL useAIM
1025          LOGICAL useAtm_Phys
1026          LOGICAL useFizhi
1027          LOGICAL useGridAlt
1028          LOGICAL useDiagnostics
1029          LOGICAL useREGRID
1030          LOGICAL useLayers
1031          LOGICAL useMNC
1032          LOGICAL useRunClock
1033          LOGICAL useEMBED_FILES
1034          LOGICAL useMYPACKAGE
1035          COMMON /PARM_PACKAGES/
1036         &        useGAD, useOBCS, useSHAP_FILT, useZONAL_FILT,
1037         &        useOPPS, usePP81, useKL10, useMY82, useGGL90, useKPP,
1038         &        useGMRedi, useBBL, useDOWN_SLOPE,
1039         &        useCAL, useEXF, useBulkForce, useEBM, useCheapAML,
1040         &        useGrdchk, useSMOOTH, usePROFILES, useECCO, useCTRL,
1041         &        useSBO, useFLT, useAUTODIFF,
1042         &        usePTRACERS, useGCHEM, useRBCS, useOffLine, useMATRIX,
1043         &        useFRAZIL, useSEAICE, useSALT_PLUME, useShelfIce,
1044         &        useStreamIce, useICEFRONT, useThSIce, useLand,
1045         &        useATM2D, useAIM, useAtm_Phys, useFizhi, useGridAlt,
1046         &        useDiagnostics, useREGRID, useLayers, useMNC,
1047         &        useRunClock, useEMBED_FILES,
1048         &        useMYPACKAGE
1049    
1050    CEH3 ;;; Local Variables: ***
1051    CEH3 ;;; mode:fortran ***
1052    CEH3 ;;; End: ***

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