/[MITgcm]/MITgcm/model/inc/PARAMS.h
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revision 1.13 by cnh, Sat May 30 02:10:16 1998 UTC revision 1.24 by cnh, Fri Aug 21 12:29:55 1998 UTC
# Line 33  C     Checkpoint data Line 33  C     Checkpoint data
33    
34  C--   COMMON /PARM_C/ Character valued parameters used by the model.  C--   COMMON /PARM_C/ Character valued parameters used by the model.
35  C     checkPtSuff - List of checkpoint file suffices  C     checkPtSuff - List of checkpoint file suffices
36        COMMON /PARM_C/ checkPtSuff  C     bathyFile   - File containing bathymetry. If not defined bathymetry
37    C                   is taken from inline function.
38    C     hydrogThetaFile - File containing initial hydrographic data for potential
39    C                       temperature.
40    C     hydrogSaltFile  - File containing initial hydrographic data for salinity.
41    C     zonalWindFile   - File containing zonal wind data
42    C     meridWindFile   - File containing meridional wind data
43    C     thetaClimFile   - File containing theta climataology used
44    C                       in relaxation term -lambda(theta-theta*)
45    C     saltClimFile    - File containing salt climataology used
46    C                       in relaxation term -lambda(salt-salt*)
47          COMMON /PARM_C/ checkPtSuff,
48         &                bathyFile, hydrogThetaFile, hydrogSaltFile,
49         &                zonalWindFile, meridWindFile, thetaClimFile,
50         &                saltClimFile
51        CHARACTER*(5) checkPtSuff(maxNoChkptLev)        CHARACTER*(5) checkPtSuff(maxNoChkptLev)
52          CHARACTER*(MAX_LEN_FNAM) bathyFile
53          CHARACTER*(MAX_LEN_FNAM) hydrogThetaFile
54          CHARACTER*(MAX_LEN_FNAM) hydrogSaltFile
55          CHARACTER*(MAX_LEN_FNAM) zonalWindFile
56          CHARACTER*(MAX_LEN_FNAM) meridWindFile
57          CHARACTER*(MAX_LEN_FNAM) thetaClimFile
58          CHARACTER*(MAX_LEN_FNAM) saltClimFile
59    
60  C--   COMMON /PARM_I/ Integer valued parameters used by the model.  C--   COMMON /PARM_I/ Integer valued parameters used by the model.
61  C     cg2dMaxIters        - Maximum number of iterations in the  C     cg2dMaxIters        - Maximum number of iterations in the
# Line 77  C     momForcing    - Flag which turns e Line 98  C     momForcing    - Flag which turns e
98  C                     and off.  C                     and off.
99  C     momPressureForcing - Flag which turns pressure term in momentum equation  C     momPressureForcing - Flag which turns pressure term in momentum equation
100  C                          on and off.  C                          on and off.
101    C     metricTerms   - Flag which turns metric terms on or off.
102    C     usingSphericalPolarMTerms - If TRUE use spherical polar metric terms.
103  C     useCoriolis   - Flag which turns the coriolis terms on and off.  C     useCoriolis   - Flag which turns the coriolis terms on and off.
104  C     tempDiffusion - Flag which turns diffusion of temperature on  C     tempDiffusion - Flag which turns diffusion of temperature on
105  C                     and off.  C                     and off.
# Line 93  C                     and off. Line 116  C                     and off.
116  C     implicitFreeSurface - Set to true to use implcit free surface  C     implicitFreeSurface - Set to true to use implcit free surface
117  C     rigidLid            - Set to true to use rigid lid  C     rigidLid            - Set to true to use rigid lid
118  C     momStepping   - Turns momentum equation time-stepping off  C     momStepping   - Turns momentum equation time-stepping off
119  C     momStepping   - Turns temperature equation time-stepping off  C     tempStepping  - Turns temperature equation time-stepping off
120    C     saltStepping  - Turns salinity equation time-stepping off
121    C     useConstantF  - Coriolis parameter set to f0
122    C     useBetaPlaneF - Coriolis parameter set to f0 + beta.y
123    C     useSphereF    - Coriolis parameter set to 2.omega.sin(phi)
124    C     implicitDiffusion - Turns implicit vertical diffusion on
125    C     doThetaClimRelax - Set true if relaxation to temperature
126    C                        climatology is required.
127    C     doSaltClimRelax  - Set true if relaxation to salinity
128    C                        climatology is required.
129    C     periodicExternalForcing - Set true if forcing is time-dependant
130        COMMON /PARM_L/ usingCartesianGrid, usingSphericalPolarGrid,        COMMON /PARM_L/ usingCartesianGrid, usingSphericalPolarGrid,
131       & momViscosity, momAdvection, momForcing, useCoriolis, momPressureForcing,       & momViscosity, momAdvection, momForcing, useCoriolis, momPressureForcing,
132       & tempDiffusion, tempAdvection, tempForcing,       & tempDiffusion, tempAdvection, tempForcing,
133       & saltDiffusion, saltAdvection, saltForcing,       & saltDiffusion, saltAdvection, saltForcing,
134       & implicitFreeSurface, rigidLid, momStepping, tempStepping       & implicitFreeSurface, rigidLid,
135         & momStepping, tempStepping, saltStepping,
136         & metricTerms, usingSphericalPolarMTerms,
137         & useConstantF, useBetaPlaneF, useSphereF,
138         & implicitDiffusion, doThetaClimRelax, doSaltClimRelax,
139         & periodicExternalForcing
140        LOGICAL usingCartesianGrid        LOGICAL usingCartesianGrid
141        LOGICAL usingSphericalPolarGrid        LOGICAL usingSphericalPolarGrid
142          LOGICAL usingSphericalPolarMTerms
143        LOGICAL momViscosity        LOGICAL momViscosity
144        LOGICAL momAdvection        LOGICAL momAdvection
145        LOGICAL momForcing        LOGICAL momForcing
# Line 116  C     momStepping   - Turns temperature Line 155  C     momStepping   - Turns temperature
155        LOGICAL rigidLid        LOGICAL rigidLid
156        LOGICAL momStepping        LOGICAL momStepping
157        LOGICAL tempStepping        LOGICAL tempStepping
158          LOGICAL saltStepping
159          LOGICAL metricTerms
160          LOGICAL useConstantF
161          LOGICAL useBetaPlaneF
162          LOGICAL useSphereF
163          LOGICAL implicitDiffusion
164          LOGICAL doThetaClimRelax
165          LOGICAL doSaltClimRelax
166          LOGICAL periodicExternalForcing
167    
168  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.  C--   COMMON /PARM_R/ "Real" valued parameters used by the model.
169  C     cg2dTargetResidual  C     cg2dTargetResidual
# Line 134  C           number of iterations for con Line 182  C           number of iterations for con
182  C           drop form 192 -> 134! Need to investigate this further!  C           drop form 192 -> 134! Need to investigate this further!
183  C           For now I have introduced a parameter cg2dpcOffDFac which  C           For now I have introduced a parameter cg2dpcOffDFac which
184  C           defaults to 0.51 but can be set at runtime.  C           defaults to 0.51 but can be set at runtime.
185  C     delZ      - Vertical grid spacing ( m ) - delZ is the distance  C     delP      - Vertical grid spacing ( Pa ).
186  C                 between "w" surfaces.  C     delZ      - Vertical grid spacing ( m  ).
187    C     rkFac     - Vertical coordinate to vertical index orientation.
188    C                 ( 1 same orientation, -1 opposite orientation )
189    C                 ( vertical coord == m  -> rkFac = -1 )
190    C                 ( vertical coord == Pa -> rkFac =  1 )
191    C     delR      - Vertical grid spacing ( units of r ).
192  C     delX      - Separation between cell faces (m) or (deg), depending  C     delX      - Separation between cell faces (m) or (deg), depending
193  C     delY        on input flags.  C     delY        on input flags.
194  C     gravity   - Accel. due to gravity ( m/s^2 )  C     gravity   - Accel. due to gravity ( m/s^2 )
195  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 )
196  C     ronil     - Reference density  C     ronil     - Reference density
197    C     rhoConst  - Vertically constant reference density
198  C     startTime - Start time for model ( s )  C     startTime - Start time for model ( s )
199  C     phiMin    - Latitude of southern most cell face.  C     phiMin    - Latitude of southern most cell face.
200  C     thetaMin  - Longitude of western most cell face (this  C     thetaMin  - Longitude of western most cell face (this
201  C                 is an "inert" parameter but it is included  C                 is an "inert" parameter but it is included
202  C                 to make geographical references simple.)  C                 to make geographical references simple.)
203  C     rSphere   - Radius of sphere for a spherical polar grid ( m ).  C     rSphere   - Radius of sphere for a spherical polar grid ( m ).
204    C     rRSphere  - Reciprocal radius of sphere for a spherical polar grid ( m ).
205  C     f0        - Reference coriolis parameter ( 1/s )  C     f0        - Reference coriolis parameter ( 1/s )
206  C                 ( Southern edge f for beta plane )  C                 ( Southern edge f for beta plane )
207  C     beta      - df/dy ( s^-1.m^-1 )  C     beta      - df/dy ( s^-1.m^-1 )
208    C     omega     - Angular velocity ( rad/s )
209  C     viscAh    - Eddy viscosity coeff. for mixing of  C     viscAh    - Eddy viscosity coeff. for mixing of
210  C                 momentum laterally ( m^2/s )  C                 momentum laterally ( m^2/s )
211  C     viscAz    - Eddy viscosity coeff. for mixing of  C     viscAz    - Eddy viscosity coeff. for mixing of
212  C                 momentum vertically ( m^2/s )  C                 momentum vertically ( m^2/s )
213    C     viscAr    - Eddy viscosity coeff. for mixing of
214    C                 momentum vertically ( units of r^2/s )
215  C     viscA4    - Biharmonic viscosity coeff. for mixing of  C     viscA4    - Biharmonic viscosity coeff. for mixing of
216  C                 momentum laterally ( m^4/s )  C                 momentum laterally ( m^4/s )
217  C     diffKhT   - Laplacian diffusion coeff. for mixing of  C     diffKhT   - Laplacian diffusion coeff. for mixing of
218  C                 heat laterally ( m^2/s )  C                 heat laterally ( m^2/s )
219  C     diffKzT   - Laplacian diffusion coeff. for mixing of  C     diffKzT   - Laplacian diffusion coeff. for mixing of
220  C                 heat vertically ( m^2/s )  C                 heat vertically ( m^2/s )
221    C     diffKrT   - Laplacian diffusion coeff. for mixing of
222    C                 heat vertically ( units of r^2/s )
223  C     diffK4T   - Biharmonic diffusion coeff. for mixing of  C     diffK4T   - Biharmonic diffusion coeff. for mixing of
224  C                 heat laterally ( m^4/s )  C                 heat laterally ( m^4/s )
225  C     diffKhS  -  Laplacian diffusion coeff. for mixing of  C     diffKhS  -  Laplacian diffusion coeff. for mixing of
226  C                 salt laterally ( m^2/s )  C                 salt laterally ( m^2/s )
227  C     diffKzS   - Laplacian diffusion coeff. for mixing of  C     diffKzS   - Laplacian diffusion coeff. for mixing of
228  C                 salt vertically ( m^2/s )  C                 salt vertically ( m^2/s )
229    C     diffKrS   - Laplacian diffusion coeff. for mixing of
230    C                 salt vertically ( units of r^2/s )
231  C     diffK4S   - Biharmonic diffusion coeff. for mixing of  C     diffK4S   - Biharmonic diffusion coeff. for mixing of
232  C                 salt laterally ( m^4/s )  C                 salt laterally ( m^4/s )
233  C     deltaT    - Default timestep ( s )  C     deltaT    - Default timestep ( s )
# Line 180  C     deltaTtracer - Timestep for tracer Line 242  C     deltaTtracer - Timestep for tracer
242  C     freesurfFac  - Parameter to turn implicit free surface term on or off  C     freesurfFac  - Parameter to turn implicit free surface term on or off
243  C                    freesurfac = 1. uses implicit free surface  C                    freesurfac = 1. uses implicit free surface
244  C                    freesurfac = 0. uses rigid lid  C                    freesurfac = 0. uses rigid lid
245  C     tauCD     - CD scheme coupling timescale ( 1/s )  C     hFacMin      - Minimum fraction size of a cell (affects hFacC etc...)
246  C     rCD       - CD scheme normalised coupling parameter ( 0-1 )  C     hFacMinDz    - Minimum dimesional size of a cell (affects hFacC etc..., m)
247  C     GMmaxslope  - max. slope allowed in GM/Redi tensor  C     hFacMinDr    - Minimum dimesional size of a cell (affects hFacC etc..., units of r)
248  C     GMlength  - Length to use in Visbeck et al. formula for K (m)  C     tauCD        - CD scheme coupling timescale ( 1/s )
249  C     GMalpha   - alpha to use in Visbeck et al. formula for K  C     rCD          - CD scheme normalised coupling parameter ( 0-1 )
250  C     GMdepth   - Depth over which to integrate Richardson # (Visbeck et al.)  C     GMmaxslope   - max. slope allowed in GM/Redi tensor
251  C     GMkbackground - background value of GM/Redi coefficient  C     GMlength     - Length to use in Visbeck et al. formula for K (m)
252  C     startTime - Starting time for this integration ( s ).  C     GMalpha      - alpha to use in Visbeck et al. formula for K
253  C     endTime   - Ending time for this integration ( s ).  C     GMdepth      - Depth over which to integrate Richardson # (Visbeck et al.)
254  C     chkPtFreq  - Frequency of rolling check pointing ( s ).  C     GMkbackground - background value of GM/Redi diffusion coefficient ( m^2/s )
255  C     pChkPtFreq - Frequency of permanent check pointing ( s ).  C     GMmaxval      - max. value of KapGM allowed in GM/Redi scheme ( m^2/s )
256  C     dumpFreq  - Frequency with which model state is written to  C     startTime     - Starting time for this integration ( s ).
257    C     endTime       - Ending time for this integration ( s ).
258    C     chkPtFreq     - Frequency of rolling check pointing ( s ).
259    C     pChkPtFreq    - Frequency of permanent check pointing ( s ).
260    C     dumpFreq      - Frequency with which model state is written to
261    C                     post-processing files ( s ).
262    C     afFacMom      - Advection of momentum term tracer parameter
263    C     vfFacMom      - Momentum viscosity tracer parameter
264    C     pfFacMom      - Momentum pressure forcing tracer parameter
265    C     cfFacMom      - Coriolis term tracer parameter
266    C     foFacMom      - Momentum forcing tracer parameter
267    C     mtFacMom      - Metric terms tracer parameter
268    C     cAdjFreq      - Frequency of convective adjustment
269    C
270    C     taveFreq  - Frequency with which time-averaged model state is written to
271  C                 post-processing files ( s ).  C                 post-processing files ( s ).
272  C     afFacMom  - Advection of momentum term scaling parameter  C     tauThetaClimRelax - Relaxation to climatology time scale ( s ).
273  C     vfFacMom  - Momentum viscosity scaling parameter  C     lambdaThetaClimRelax - Inverse time scale for relaxation ( 1/s ).
274  C     pfFacMom  - Momentum pressure forcing parameter  C     tauSaltClimRelax - Relaxation to climatology time scale ( s ).
275  C     cfFacMom  - Coriolis term scaling parameter  C     lambdaSaltClimRelax - Inverse time scale for relaxation ( 1/s ).
276  C     foFacMom  - Momentum forcing scaling parameter  C     externForcingPeriod - Is the period of which forcing varies (eg. 1 month)
277  C     cAdjFreq  - Frequency of convective adjustment  C     externForcingCycle - Is the repeat time of the forcing (eg. 1 year)
278        COMMON /PARM_R/ cg2dTargetResidual, cg2dpcOffDFac, delZ, delX, delY,  C                          (note: externForcingCycle must be an integer
279    C                           number times externForcingPeriod)
280          COMMON /PARM_R/ cg2dTargetResidual, cg2dpcOffDFac,
281         & delP, delZ, delR, delX, delY,
282       & deltaT,deltaTmom, deltaTtracer, deltaTClock,abeps, startTime, phiMin,       & deltaT,deltaTmom, deltaTtracer, deltaTClock,abeps, startTime, phiMin,
283       & thetaMin, rSphere, f0, fCori, beta, viscAh, viscAz, viscA4,       & thetaMin, rSphere, rRSphere, f0, fCori, beta,
284       & diffKhT, diffKzT, diffK4T, diffKhS, diffKzS, diffK4S, delT,       & viscAh,  viscAz,  viscA4,  viscAr,
285       & tauCD, rCD, freeSurfFac,       & diffKhT, diffKzT, diffK4T, diffKrT,
286       & GMmaxslope,GMlength,GMalpha,GMdepth,GMkbackground,       & diffKhS, diffKzS, diffK4S, diffKsT,
287         & delT, tauCD, rCD, freeSurfFac, hFacMin, hFacMinDz,
288         & GMmaxslope,GMlength,GMalpha,GMdepth,GMkbackground,GMmaxval,
289       & gravity, gBaro, rhonil, tRef, sRef,       & gravity, gBaro, rhonil, tRef, sRef,
290       & endTime, chkPtFreq, pchkPtFreq, dumpFreq,       & endTime, chkPtFreq, pchkPtFreq, dumpFreq, taveFreq,
291       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom,       & afFacMom, vfFacMom, pfFacMom, cfFacMom, foFacMom, mtFacMom,
292       & cAdjFreq       & cAdjFreq, omega, tauThetaClimRelax, lambdaThetaClimRelax,
293         & tauSaltClimRelax, lambdaSaltClimRelax,
294         & externForcingCycle, externForcingPeriod
295        _RL cg2dTargetResidual        _RL cg2dTargetResidual
296        _RL cg2dpcOffDFac        _RL cg2dpcOffDFac
297        _RL delZ(Nz)        _RL delR(Nz)
298        _RL delX(Nx)        _RL delX(Nx)
299        _RL delY(Ny)        _RL delY(Ny)
300        _RL deltaT        _RL deltaT
# Line 222  C     cAdjFreq  - Frequency of convectiv Line 305  C     cAdjFreq  - Frequency of convectiv
305        _RL phiMin        _RL phiMin
306        _RL thetaMin        _RL thetaMin
307        _RL rSphere        _RL rSphere
308          _RL rRSphere
309        _RL f0        _RL f0
310        _RL freeSurfFac        _RL freeSurfFac
311          _RL hFacMin
312          _RL hFacMinDz
313        _RL beta        _RL beta
314        _RL viscAh        _RL viscAh
315        _RL viscAz        _RL viscAz
# Line 242  C     cAdjFreq  - Frequency of convectiv Line 328  C     cAdjFreq  - Frequency of convectiv
328        _RL GMalpha        _RL GMalpha
329        _RL GMdepth        _RL GMdepth
330        _RL GMkbackground        _RL GMkbackground
331          _RL GMmaxval
332        _RL gravity        _RL gravity
333        _RL gBaro        _RL gBaro
334        _RL rhonil        _RL rhonil
# Line 253  C     cAdjFreq  - Frequency of convectiv Line 340  C     cAdjFreq  - Frequency of convectiv
340        _RL chkPtFreq        _RL chkPtFreq
341        _RL pChkPtFreq        _RL pChkPtFreq
342        _RL dumpFreq        _RL dumpFreq
343          _RL taveFreq
344        _RL afFacMom        _RL afFacMom
345        _RL vfFacMom        _RL vfFacMom
346        _RL pfFacMom        _RL pfFacMom
347        _RL cfFacMom        _RL cfFacMom
348        _RL foFacMom        _RL foFacMom
349          _RL mTFacMom
350        _RL cAdjFreq        _RL cAdjFreq
351          _RL omega
352          _RL tauThetaClimRelax
353          _RL lambdaThetaClimRelax
354          _RL tauSaltClimRelax
355          _RL lambdaSaltClimRelax
356          _RL externForcingCycle
357          _RL externForcingPeriod
358    
359        COMMON /PARM_A/ HeatCapacity_Cp,        COMMON /PARM_A/ HeatCapacity_Cp,
360       &                Lamba_theta       &                Lamba_theta
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