/[MITgcm]/MITgcm_contrib/MPMice/beaufort/code/SEAICE_OPTIONS.h
ViewVC logotype

Diff of /MITgcm_contrib/MPMice/beaufort/code/SEAICE_OPTIONS.h

Parent Directory Parent Directory | Revision Log Revision Log | View Revision Graph Revision Graph | View Patch Patch

revision 1.2 by dimitri, Thu May 19 06:35:06 2011 UTC revision 1.3 by dimitri, Wed Dec 21 23:06:07 2011 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    
3  C     /==========================================================\  C     *==========================================================*
4  C     | SEAICE_OPTIONS.h                                         |  C     | SEAICE_OPTIONS.h                                         |
5  C     | o CPP options file for sea ice package.                  |  C     | o CPP options file for sea ice package.                  |
6  C     |==========================================================|  C     *==========================================================*
7  C     | Use this file for selecting options within the sea ice   |  C     | Use this file for selecting options within the sea ice   |
8  C     | package.                                                 |  C     | package.                                                 |
9  C     \==========================================================/  C     *==========================================================*
10    
11  #ifndef SEAICE_OPTIONS_H  #ifndef SEAICE_OPTIONS_H
12  #define SEAICE_OPTIONS_H  #define SEAICE_OPTIONS_H
13  #include "PACKAGES_CONFIG.h"  #include "PACKAGES_CONFIG.h"
14  #include "CPP_OPTIONS.h"  #include "CPP_OPTIONS.h"
15    #ifdef ALLOW_SEAICE
16    
17  C--   Write "text-plots" of certain fields in STDOUT for debugging.  C--   Write "text-plots" of certain fields in STDOUT for debugging.
18  #undef SEAICE_DEBUG  #undef SEAICE_DEBUG
# Line 39  C     Therefore it is not possible to sw Line 40  C     Therefore it is not possible to sw
40  C     in the middle of an integration.  C     in the middle of an integration.
41  #define SEAICE_MULTICATEGORY  #define SEAICE_MULTICATEGORY
42    
43  C--   By default for B-grid dynamics solver wind stress under sea-ice is  C--   Use the Old version of seaice_growth (close to cvs version 1.70)
44  C     set to the same value as it would be if there was no sea-ice.  C     otherwise, use the merged version (with some of Ian Fenty s code)
45  C     Define following CPP flag for B-grid ice-ocean stress coupling.  #undef SEAICE_GROWTH_LEGACY
46  #undef SEAICE_TEST_ICE_STRESS_1  
47    C--   options only available in the merged version (from Ian Fenty s code)
48    #ifndef SEAICE_GROWTH_LEGACY
49    C-    to ensure heat conservation in the coupled ocean-seaice system
50    #undef SEAICE_HEAT_CONSERV_FIX
51    C-    to switch on/off open-water freezing contribution to thickness tendency:
52    # define SEAICE_DO_OPEN_WATER_GROWTH
53    C-    ifdef SEAICE_DO_OPEN_WATER_GROWTH then define SEAICE_DO_OPEN_WATER_MELT
54    C     to also allow open-water air-sea heat fluxes melt ice
55    # undef SEAICE_DO_OPEN_WATER_MELT
56    C-    to switch on/off ocean heat contribution to seaice cover reduction:
57    # define SEAICE_OCN_MELT_ACT_ON_AREA
58    C-    to preclude infinitesimal ice concentrations:
59    # undef ALLOW_PRECLUDE_INFINITESIMAL_AREA
60    #endif
61    
62    C-    to use the MCPhee formula in computing ocean/ice fluxes
63    #undef MCPHEE_OCEAN_ICE_HEAT_FLUX
64    
65    C--   Use the Old version of seaice_solve4temp (formerly seaice_budget_ice)
66    C     otherwise, use Ian Fenty s version
67    #undef SEAICE_SOLVE4TEMP_LEGACY
68    
69  C--   By default for B-grid dynamics solver surface tilt is obtained  C--   By default the freezing point of water is set to the value of
 C     indirectly via geostrophic velocities.  Define following CPP  
 C     in order to ues ETAN instead.  
 #undef EXPLICIT_SSH_SLOPE  
   
 C--   By default the freezing point of water is set to the value of  
70  C     the parameter SEAICE_freeze (=-1.96 by default). To use a  C     the parameter SEAICE_freeze (=-1.96 by default). To use a
71  C     simple linear dependence of the freezing point on salinity,  C     simple linear dependence of the freezing point on salinity,
72  C     set the following flag (pressure is assumed to have no effect,  C     set the following flag (pressure is assumed to have no effect,
73  C     which is a good assumption for the top 20 meters). With this  C     which is a good assumption for the top 20 meters). With this
74  C     option defined the parameter SEAICE_freeze has no effect.  C     option defined the parameter SEAICE_freeze has no effect.
# Line 63  C--   Allow SEAICEuseFlooding, which con Line 80  C--   Allow SEAICEuseFlooding, which con
80  C--   By default sea ice is fresh.  Set following flag for salty ice.  C--   By default sea ice is fresh.  Set following flag for salty ice.
81  #define SEAICE_VARIABLE_SALINITY  #define SEAICE_VARIABLE_SALINITY
82    
83  C--   By default the seaice model is discretized on a B-Grid (for  C--   Track sea ice age.
84    #undef SEAICE_AGE
85    
86    C--   Tracers of ice and/or ice cover.
87    #undef ALLOW_SITRACER
88    #ifdef ALLOW_SITRACER
89    C--   To try avoid 'spontaneous generation' of tracer maxima by advdiff.
90    # define ALLOW_SITRACER_ADVCAP
91    #endif
92    
93    C--   By default the seaice model is discretized on a B-Grid (for
94  C     historical reasons). Define the following flag to use a new  C     historical reasons). Define the following flag to use a new
95  C     (not thoroughly) test version on a C-grid  C     (not thoroughly) test version on a C-grid
96  #define SEAICE_CGRID  #define SEAICE_CGRID
97    
98  C--   Only for the C-grid version it is possible to enable EVP code by  C--   Only for the C-grid version it is possible to
 C     defining the following flag  
99  #ifdef SEAICE_CGRID  #ifdef SEAICE_CGRID
100  #undef SEAICE_ALLOW_EVP  C     enable EVP code by defining the following flag
101    # undef SEAICE_ALLOW_EVP
102    # ifdef SEAICE_ALLOW_EVP
103    C--   When set use SEAICE_zetaMin and SEAICE_evpDampC to limit
104    C--   viscosities from below and above in seaice_evp
105    C--   not necessary, and not recommended
106    #  undef SEAICE_ALLOW_CLIPZETA
107    # endif /* SEAICE_ALLOW_EVP */
108    C     allow the truncated ellipse rheology (runtime flag SEAICEuseTEM)
109    # undef SEAICE_ALLOW_TEM
110    #else /* not SEAICE_CGRID, but old B-grid */
111    C--   By default for B-grid dynamics solver wind stress under sea-ice is
112    C     set to the same value as it would be if there was no sea-ice.
113    C     Define following CPP flag for B-grid ice-ocean stress coupling.
114    # define SEAICE_BICE_STRESS
115    
116    C--   By default for B-grid dynamics solver surface tilt is obtained
117    C     indirectly via geostrophic velocities. Define following CPP
118    C     in order to use ETAN instead.
119    # define EXPLICIT_SSH_SLOPE
120    C--   Defining this flag turns on a FV-discretization of the B-grid LSOR
121    C     solver. It is smoother and includes all metric terms, similar to the
122    C     C-grid solver. It is here for completeness, but its usefulness is
123    C     unclear.
124    # undef SEAICE_LSRBNEW
125  #endif /* SEAICE_CGRID */  #endif /* SEAICE_CGRID */
126    
127  C--   When set use MAX_HEFF to cap sea ice thickness in seaice_growth  C--   When set use MAX_HEFF to cap sea ice thickness in seaice_growth
128  #define SEAICE_CAP_HEFF  #define SEAICE_CAP_HEFF
129    C--   When set limit the Ice-Loading to mass of 1/5 of Surface ocean grid-box
130    #undef SEAICE_CAP_ICELOAD
131    C--   When set use SEAICE_clipVelocties = .true., to clip U/VICE at 40cm/s,
132    C--   not recommended
133    #undef SEAICE_ALLOW_CLIPVELS
134    
135    C     enable free drift code
136    #undef SEAICE_ALLOW_FREEDRIFT
137    
138    #endif /* ALLOW_SEAICE */
139  #endif /* SEAICE_OPTIONS_H */  #endif /* SEAICE_OPTIONS_H */
140    
141  CEH3 ;;; Local Variables: ***  CEH3 ;;; Local Variables: ***
Legend:
Removed from v.1.2  
changed lines
  Added in v.1.3
  ViewVC Help
Powered by ViewVC 1.1.22