/[MITgcm]/MITgcm/pkg/obcs/OBCS_PARAMS.h
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revision 1.2 by jmc, Wed May 25 00:34:27 2011 UTC revision 1.3 by jmc, Fri Mar 9 20:13:03 2012 UTC
# Line 19  C     |   can be safely included without Line 19  C     |   can be safely included without
19  C     *==========================================================*  C     *==========================================================*
20  CEOP  CEOP
21    
22    C--   COMMON /OBC_PARM_I/ OBCS integer-type parameter
23    C OBCS_u1_adv_T    :: >0: use 1rst O. upwind adv-scheme @ OB (=1: only if outflow)
24    C OBCS_u1_adv_S    :: >0: use 1rst O. upwind adv-scheme @ OB (=1: only if outflow)
25    C OBCS_monSelect   :: select group of variables to monitor
26    C spongeThickness  :: number grid points that make up the sponge layer (def=0)
27          COMMON /OBC_PARM_I/
28         & OBCS_u1_adv_T, OBCS_u1_adv_S,
29         & OBCS_monSelect,
30         & spongeThickness
31          INTEGER OBCS_u1_adv_T, OBCS_u1_adv_S
32          INTEGER OBCS_monSelect
33          INTEGER spongeThickness
34    
35    C--   COMMON /OBC_PARM_L/ OBCS logical-type parameter
36  C useOrlanskiNorth/South/East/West  C useOrlanskiNorth/South/East/West
37  C                  :: specify Orlanski boundary conditions for northern/  C                  :: specify Orlanski boundary conditions for northern/
38  C                     southern/eastern/Western  C                     southern/eastern/Western
39  C useStevensNorth/South/East/West  C useStevensNorth/South/East/West
40  C                  :: use open boundary computations following Stevens (1990)  C                  :: use open boundary computations following Stevens (1990)
 C T/SrelaxStevens  :: relaxation time scale (in seconds) for T/S-points  
 C                     for Stevens boundary conditions  
41  C useStevensPhaseVel  C useStevensPhaseVel
42  C                  :: use phase velocity contribution for open boundary  C                  :: use phase velocity contribution for open boundary
43  C                     computations following Stevens (1990), default = true  C                     computations following Stevens (1990), default = true
# Line 34  C useStevensAdvection Line 45  C useStevensAdvection
45  C                  :: use advective contribution for open boundary  C                  :: use advective contribution for open boundary
46  C                     computations following Stevens (1990), default = true  C                     computations following Stevens (1990), default = true
47  C useOBCSsponge    :: turns on sponge layer along boundary (def=false)  C useOBCSsponge    :: turns on sponge layer along boundary (def=false)
 C spongeThickness  :: number grid points that make up the sponge layer (def=0)  
 C U/Vrelaxobcsinner/bound :: relaxation time scale (in seconds) for U/V-points  
 C                     on the boundary (bound) and at the innermost grid point  
 C                     of the sponge layer (inner); relaxation time scales  
 C                     in-between are linearly interpolated from these values  
48  C useOBCSbalance   :: balance the volume flux through boundary  C useOBCSbalance   :: balance the volume flux through boundary
49  C                     at every time step  C                     at every time step
50  C useOBCSprescribe :: read boundary conditions from a file  C useOBCSprescribe :: read boundary conditions from a file
# Line 46  C                      (overrides Orlans Line 52  C                      (overrides Orlans
52  C OBCSprintDiags   :: print boundary values to STDOUT (def=true)  C OBCSprintDiags   :: print boundary values to STDOUT (def=true)
53  C OBCSfixTopo      :: check and adjust topography for problematic gradients  C OBCSfixTopo      :: check and adjust topography for problematic gradients
54  C                     across boundaries (def=true)  C                     across boundaries (def=true)
 C tileHasOB[N,S,E,W] :: this tile has OB at Northern/Southern/Eastern/Western edge  
 C insideOBmaskFile   :: File to specify Inside OB region mask (zero beyond OB).  
 C OB[N,S,E,W][u,v,t,s,a,h,sn,sl,uice,vice]File :: Files with boundary conditions,  
 C                                                 the letter combinations mean:  
 C                     N/S/E/W   :: northern/southern/eastern/western boundary  
 C                     u/v/t/s   :: ocean u/v velocities, temperature/salinity  
 C                     a/h       :: sea ice concentration/effective thickness  
 C                     sn/sl     :: effective snow thickness/sea ice salinity  
 C                     uice/vice :: sea ice u/v drift velocities  
   
       COMMON /OBC_PARM_I/  
      & OBCS_monSelect,  
      & spongeThickness  
       INTEGER OBCS_monSelect  
       INTEGER spongeThickness  
55    
56        COMMON /OBC_PARM_L/        COMMON /OBC_PARM_L/
57       & useOrlanskiNorth,useOrlanskiSouth,       & useOrlanskiNorth,useOrlanskiSouth,
# Line 87  C                     uice/vice :: sea i Line 78  C                     uice/vice :: sea i
78        LOGICAL OBCSprintDiags        LOGICAL OBCSprintDiags
79        LOGICAL OBCSfixTopo        LOGICAL OBCSfixTopo
80    
81  C OBCS_balanceFacN/S/E/W :: weighting factor for balancing OB normal flow  C--   COMMON /OBC_PARM_R/ OBCS real-type parameter
82  C OBCS_uvApplyFac        :: multiplying factor to U,V normal comp. when applying  C OBCS_balanceFacN/S/E/W  :: weighting factor for balancing OB normal flow
83  C                           OBC to 2nd column/row (for backward compatibility).  C OBCS_uvApplyFac         :: multiplying factor to U,V normal comp. when applying
84  C OBCS_monitorFreq       :: monitor output frequency (s) for OB statistics  C                            OBC to 2nd column/row (for backward compatibility).
85  C OBCS_monSelect         :: select group of variables to monitor  C OBCS_monitorFreq        :: monitor output frequency (s) for OB statistics
86    C U/Vrelaxobcsinner/bound :: relaxation time scale (in seconds) on the boundary
87    C                            (bound) and at the innermost grid point of the sponge
88    C                            layer (inner); relaxation time scales in-between
89    C                            are linearly interpolated from these values
90    C T/SrelaxStevens         :: relaxation time scale (in seconds) for T/S-points
91    C                            for Stevens boundary conditions
92        COMMON /OBC_PARM_R/        COMMON /OBC_PARM_R/
93       &     OBCS_balanceFacN, OBCS_balanceFacS,       &     OBCS_balanceFacN, OBCS_balanceFacS,
94       &     OBCS_balanceFacE, OBCS_balanceFacW,       &     OBCS_balanceFacE, OBCS_balanceFacW,
# Line 111  C OBCS_monSelect         :: select group Line 108  C OBCS_monSelect         :: select group
108        _RS TrelaxStevens        _RS TrelaxStevens
109        _RS SrelaxStevens        _RS SrelaxStevens
110    
111    C--   COMMON /OBC_FILES/ OBCS character-type parameter
112    C insideOBmaskFile   :: File to specify Inside OB region mask (zero beyond OB).
113    C OB[N,S,E,W][u,v,t,s,a,h,sn,sl,uice,vice]File :: Files with boundary conditions,
114    C                                                 the letter combinations mean:
115    C                     N/S/E/W   :: northern/southern/eastern/western boundary
116    C                     u/v/t/s   :: ocean u/v velocities, temperature/salinity
117    C                     a/h       :: sea ice concentration/effective thickness
118    C                     sn/sl     :: effective snow thickness/sea ice salinity
119    C                     uice/vice :: sea ice u/v drift velocities
120        COMMON /OBC_FILES/        COMMON /OBC_FILES/
121       &      OBNuFile,  OBSuFile,  OBEuFile,  OBWuFile,       &      OBNuFile,  OBSuFile,  OBEuFile,  OBWuFile,
122       &      OBNvFile,  OBSvFile,  OBEvFile,  OBWvFile,       &      OBNvFile,  OBSvFile,  OBEvFile,  OBWvFile,
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