34 |
C modified for sea-ice effects by pkg/seaice. |
C modified for sea-ice effects by pkg/seaice. |
35 |
#define SEAICE_EXTERNAL_FLUXES |
#define SEAICE_EXTERNAL_FLUXES |
36 |
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37 |
C-- By default, the sea-ice package uses 2-category thermodynamics. |
C-- The actual number of ice categories used to solve for seaice flux is |
38 |
C When this flag is set, an 8-category calculation of ice |
C now a run-time parameter (SEAICE_multDim). |
39 |
C thermodynamics is carried out in groatb.F |
C This CPP-flag will be completely removed soon (no longer in main code); |
40 |
C Note the pickup_seaice.* generated by this option differ |
C it is just used to set default number of categories, i.e., =1 if undef, |
41 |
C from those generated with the default 2-category model. |
C or =MULTDIM if defined (MULTDIM=7 in default SEAICE_SIZE.h). |
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C Therefore it is not possible to switch between the two |
C Note: be aware of pickup_seaice.* compatibility issues when restarting |
43 |
C in the middle of an integration. |
C a simulation with a different number of categories. |
44 |
#undef SEAICE_MULTICATEGORY |
c#define SEAICE_MULTICATEGORY |
45 |
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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) |
48 |
#define SEAICE_GROWTH_LEGACY |
#undef SEAICE_GROWTH_LEGACY |
49 |
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50 |
C-- Since the missing sublimation term is now included |
C-- Since the missing sublimation term is now included |
51 |
C this flag is needed for backward compatibility |
C this flag is needed for backward compatibility |
52 |
#undef SEAICE_DISABLE_SUBLIM |
#undef SEAICE_DISABLE_SUBLIM |
53 |
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54 |
C-- Suspected missing term in coupled ocn-ice heat budget (to be further tested) |
C-- Suspected missing term in coupled ocn-ice heat budget (to be confirmed) |
55 |
#define SEAICE_DISABLE_HEATCONSFIX |
#undef SEAICE_DISABLE_HEATCONSFIX |
56 |
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57 |
C-- options only available in the merged version |
C-- Default is constant seaice salinity (SEAICE_salt0); Define the following |
58 |
#ifndef SEAICE_GROWTH_LEGACY |
C flag to consider (space & time) variable salinity: advected and forming |
59 |
C- to ensure heat conservation in the coupled ocean-seaice system |
C seaice with a fraction (=SEAICE_saltFrac) of freezing seawater salinity. |
60 |
# undef SEAICE_HEAT_CONSERV_FIX |
C- Note: SItracer also offers an alternative way to handle variable salinity. |
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C- to preclude infinitesimal ice concentrations: |
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# undef ALLOW_PRECLUDE_INFINITESIMAL_AREA |
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#endif |
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C-- By default sea ice is fresh. Set following flag for salty ice. |
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61 |
#undef SEAICE_VARIABLE_SALINITY |
#undef SEAICE_VARIABLE_SALINITY |
62 |
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63 |
C-- Tracers of ice and/or ice cover. |
C-- Tracers of ice and/or ice cover. |
77 |
C enable EVP code by defining the following flag |
C enable EVP code by defining the following flag |
78 |
# define SEAICE_ALLOW_EVP |
# define SEAICE_ALLOW_EVP |
79 |
# ifdef SEAICE_ALLOW_EVP |
# ifdef SEAICE_ALLOW_EVP |
80 |
C-- When set use SEAICE_zetaMin and SEAICE_evpDampC to limit |
C-- When set use SEAICE_zetaMin and SEAICE_evpDampC to limit viscosities |
81 |
C-- viscosities from below and above in seaice_evp |
C from below and above in seaice_evp: not necessary, and not recommended |
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C-- not necessary, and not recommended |
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82 |
# undef SEAICE_ALLOW_CLIPZETA |
# undef SEAICE_ALLOW_CLIPZETA |
83 |
# endif /* SEAICE_ALLOW_EVP */ |
# endif /* SEAICE_ALLOW_EVP */ |
84 |
C allow the truncated ellipse rheology (runtime flag SEAICEuseTEM) |
C allow the truncated ellipse rheology (runtime flag SEAICEuseTEM) |
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. |
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C unclear. |
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99 |
# undef SEAICE_LSRBNEW |
# undef SEAICE_LSRBNEW |
100 |
#endif /* SEAICE_CGRID */ |
#endif /* SEAICE_CGRID */ |
101 |
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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 |
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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 |
C-- When set cap the sublimation latent heat flux in solve4temp according |
111 |
C according to the available amount of ice+snow. Otherwise this |
C to the available amount of ice+snow. Otherwise this term is treated |
112 |
C term is treated like all of the others -- residuals heat and |
C like all of the others -- residuals heat and fw stocks are passed to |
113 |
C fw stocks are passed to the ocean at the end of seaice_growth |
C the ocean at the end of seaice_growth in a conservative manner. |
114 |
C in a conservative manner. SEAICE_CAP_SUBLIM is not needed |
C SEAICE_CAP_SUBLIM is not needed as of now, but kept just in case. |
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C as of now, but kept just in case. |
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115 |
#undef SEAICE_CAP_SUBLIM |
#undef SEAICE_CAP_SUBLIM |
116 |
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117 |
C enable free drift code |
C-- Enable free drift code |
118 |
#undef SEAICE_ALLOW_FREEDRIFT |
#undef SEAICE_ALLOW_FREEDRIFT |
119 |
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120 |
#endif /* ALLOW_SEAICE */ |
#endif /* ALLOW_SEAICE */ |