/[MITgcm]/MITgcm/verification/lab_sea/code/SEAICE_OPTIONS.h
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revision 1.29 by jmc, Sun Mar 11 19:20:00 2012 UTC revision 1.30 by jmc, Tue Apr 10 16:32:00 2012 UTC
# Line 36  C     modified for sea-ice effects by pk Line 36  C     modified for sea-ice effects by pk
36    
37  C--   The actual number of ice categories used to solve for seaice flux is  C--   The actual number of ice categories used to solve for seaice flux is
38  C     now a run-time parameter (SEAICE_multDim).  C     now a run-time parameter (SEAICE_multDim).
39  C     This CPP-flag has been removed from main code and is just used to set  C     This CPP-flag will be completely removed soon (no longer in main code);
40  C     default number of category, i.e., =1 if undef, or =MULTDIM (=7 in  C     it is just used to set default number of categories, i.e., =1 if undef,
41  C     default SEAICE_SIZE.h) if defined. To be completely removed soon.  C     or =MULTDIM if defined (MULTDIM=7 in default SEAICE_SIZE.h).
42  C     Note: be aware of pickup_seaice.* compatibility issues when restarting  C     Note: be aware of pickup_seaice.* compatibility issues when restarting
43  C     a simulation with a different number of categories.  C     a simulation with a different number of categories.
44  #define SEAICE_MULTICATEGORY  c#define SEAICE_MULTICATEGORY
45    
46  C--   Use the Old version of seaice_growth (close to cvs version 1.70)  C--   Use the Old version of seaice_growth (close to cvs version 1.70)
47  C     otherwise, use the merged version (with some of Ian Fenty s code)  C     otherwise, use the merged version (with some of Ian Fenty s code)
# Line 54  C     this flag is needed for backward c Line 54  C     this flag is needed for backward c
54  C--   Suspected missing term in coupled ocn-ice heat budget (to be confirmed)  C--   Suspected missing term in coupled ocn-ice heat budget (to be confirmed)
55  #undef SEAICE_DISABLE_HEATCONSFIX  #undef SEAICE_DISABLE_HEATCONSFIX
56    
57  C--   The functionality of this flag has been moved to SItracer making  C--   Default is constant seaice salinity (SEAICE_salt0); Define the following
58  C     this flag obsolete.  C     flag to consider (space & time) variable salinity: advected and forming
59    C     seaice with a fraction (=SEAICE_saltFrac) of freezing seawater salinity.
60    C- Note: SItracer also offers an alternative way to handle variable salinity.
61  #undef SEAICE_VARIABLE_SALINITY  #undef SEAICE_VARIABLE_SALINITY
62    
63  C--   Tracers of ice and/or ice cover.  C--   Tracers of ice and/or ice cover.
# Line 91  C--   By default for B-grid dynamics sol Line 93  C--   By default for B-grid dynamics sol
93  C     indirectly via geostrophic velocities. Define following CPP  C     indirectly via geostrophic velocities. Define following CPP
94  C     in order to use ETAN instead.  C     in order to use ETAN instead.
95  # define EXPLICIT_SSH_SLOPE  # define EXPLICIT_SSH_SLOPE
96  C--   Defining this flag turns on a FV-discretization of the B-grid LSOR  C--   Defining this flag turns on FV-discretization of the B-grid LSOR solver.
97  C     solver. It is smoother and includes all metric terms, similar to the  C     It is smoother and includes all metric terms, similar to C-grid solvers.
98  C     C-grid solver. It is here for completeness, but its usefulness is  C     It is here for completeness, but its usefulness is unclear.
 C     unclear.  
99  # undef SEAICE_LSRBNEW  # undef SEAICE_LSRBNEW
100  #endif /* SEAICE_CGRID */  #endif /* SEAICE_CGRID */
101    
102  C--   When set use MAX_HEFF to cap sea ice thickness in seaice_growth;  C--   When set use MAX_HEFF to cap seaice thickness in seaice_growth;
103  C     currently only relevant for SEAICE_GROWTH_LEGACY  C     currently only relevant for SEAICE_GROWTH_LEGACY
104  #undef SEAICE_CAP_HEFF  #undef SEAICE_CAP_HEFF
105  C--   When set limit the Ice-Loading to mass of 1/5 of Surface ocean grid-box  C--   When set limit the Ice-Loading to mass of 1/5 of Surface ocean grid-box
106  #undef SEAICE_CAP_ICELOAD  #undef SEAICE_CAP_ICELOAD
107  C--   When set use SEAICE_clipVelocties = .true., to clip U/VICE at 40cm/s,  C--   When set use SEAICE_clipVelocties = .true., to clip U/VICE at 40cm/s,
108  C--   not recommended  C     not recommended
109  #undef SEAICE_ALLOW_CLIPVELS  #undef SEAICE_ALLOW_CLIPVELS
110  C--   When set cap the sublimation latent heat flux in solve4temp according  C--   When set cap the sublimation latent heat flux in solve4temp according
111  C     to the available amount of ice+snow. Otherwise this term is treated  C     to the available amount of ice+snow. Otherwise this term is treated
# Line 113  C     the ocean at the end of seaice_gro Line 114  C     the ocean at the end of seaice_gro
114  C     SEAICE_CAP_SUBLIM is not needed as of now, but kept just in case.  C     SEAICE_CAP_SUBLIM is not needed as of now, but kept just in case.
115  #undef SEAICE_CAP_SUBLIM  #undef SEAICE_CAP_SUBLIM
116    
117  C--   enable free drift code  C--   Enable free drift code
118  #define SEAICE_ALLOW_FREEDRIFT  #define SEAICE_ALLOW_FREEDRIFT
119    
120  #endif /* ALLOW_SEAICE */  #endif /* ALLOW_SEAICE */
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