| 1 |
C $Header: /u/gcmpack/MITgcm_contrib/shelfice_remeshing/AUTO/code/SHELFICE.h,v 1.2 2015/10/06 10:38:53 dgoldberg Exp $ |
| 2 |
C $Name: $ |
| 3 |
|
| 4 |
#ifdef ALLOW_SHELFICE |
| 5 |
|
| 6 |
CBOP |
| 7 |
C !ROUTINE: SHELFICE.h |
| 8 |
|
| 9 |
C !DESCRIPTION: \bv |
| 10 |
C *==========================================================* |
| 11 |
C | SHELFICE.h |
| 12 |
C | o Basic header thermodnynamic shelf ice package. |
| 13 |
C | Contains all SHELFICE field declarations. |
| 14 |
C *==========================================================* |
| 15 |
|
| 16 |
C----------------------------------------------------------------------- |
| 17 |
C |
| 18 |
C-- Constants that can be set in data.shelfice |
| 19 |
C SHELFICEtopoFile :: File containing the topography of the |
| 20 |
C shelfice draught (unit=m) |
| 21 |
C SHELFICEmassFile :: name of shelfice Mass file |
| 22 |
C SHELFICEloadAnomalyFile :: name of shelfice load anomaly file |
| 23 |
C SHELFICEMassDynTendFile :: file name for other mass tendency |
| 24 |
C (e.g. dynamics) |
| 25 |
C useISOMIPTD :: use simple ISOMIP thermodynamics, def: F |
| 26 |
C SHELFICEconserve :: use conservative form of H&O-thermodynamics |
| 27 |
C following Jenkins et al. (2001, JPO), def: F |
| 28 |
C SHELFICEMassStepping :: flag to step forward ice shelf mass/thickness |
| 29 |
C accounts for melting/freezing & dynamics |
| 30 |
C (from file or from coupling), def: F |
| 31 |
C SHELFICEDynMassOnly :: step ice mass ONLY with Shelficemassdyntendency |
| 32 |
C (not melting/freezing) def: F |
| 33 |
C SHELFICEboundaryLayer :: turn on vertical merging of cells to for a |
| 34 |
C boundary layer of drF thickness, def: F |
| 35 |
C SHELFICEthickboundaryLayer |
| 36 |
C :: similar to boundary layer but allow for a thicker |
| 37 |
C layer, encompassing 3 cells in vertical, def: F |
| 38 |
C SHELFICErealFWflux :: ensure vert advective flux at bdry uses top cell |
| 39 |
C value rather than "boundary layer" value F |
| 40 |
C SHELFICEadvDiffHeatFlux :: use advective-diffusive heat flux into the |
| 41 |
C ice shelf instead of default diffusive heat |
| 42 |
C flux, see Holland and Jenkins (1999), |
| 43 |
C eq.21,22,26,31; def: F |
| 44 |
C SHELFICEheatTransCoeff :: constant heat transfer coefficient that |
| 45 |
C determines heat flux into shelfice |
| 46 |
C (def: 1e-4 m/s) |
| 47 |
C SHELFICEsaltTransCoeff :: constant salinity transfer coefficient that |
| 48 |
C determines salt flux into shelfice |
| 49 |
C (def: 5.05e-3 * 1e-4 m/s) |
| 50 |
C ----------------------------------------------------------------------- |
| 51 |
C SHELFICEuseGammaFrict :: use velocity dependent exchange coefficients, |
| 52 |
C see Holland and Jenkins (1999), eq.11-18, |
| 53 |
C with the following parameters (def: F): |
| 54 |
C shiCdrag :: quadratic drag coefficient to compute uStar |
| 55 |
C (def: 0.0015) |
| 56 |
C shiZetaN :: ??? (def: 0.052) |
| 57 |
C shiRc :: ??? (not used, def: 0.2) |
| 58 |
C shiPrandtl, shiSchmidt :: constant Prandtl (13.8) and Schmidt (2432.0) |
| 59 |
C numbers used to compute gammaTurb |
| 60 |
C shiKinVisc :: constant kinetic viscosity used to compute |
| 61 |
C gammaTurb (def: 1.95e-5) |
| 62 |
C ----------------------------------------------------------------------- |
| 63 |
C SHELFICEDragLinear :: linear drag at bottom shelfice (1/s) |
| 64 |
C SHELFICEDragQuadratic :: quadratic drag at bottom shelfice (default |
| 65 |
C = shiCdrag or bottomDragQuadratic) |
| 66 |
C no_slip_shelfice :: set slip conditions for shelfice separately, |
| 67 |
C (by default the same as no_slip_bottom, but |
| 68 |
C really should be false when there is linear |
| 69 |
C or quadratic drag) |
| 70 |
C SHELFICElatentHeat :: latent heat of fusion (def: 334000 J/kg) |
| 71 |
C SHELFICEwriteState :: enable output |
| 72 |
C SHELFICEHeatCapacity_Cp :: heat capacity of ice shelf (def: 2000 J/K/kg) |
| 73 |
C rhoShelfIce :: density of ice shelf (def: 917.0 kg/m^3) |
| 74 |
C |
| 75 |
C SHELFICE_dump_mnc :: use netcdf for snapshot output |
| 76 |
C SHELFICE_tave_mnc :: use netcdf for time-averaged output |
| 77 |
C SHELFICE_dumpFreq :: analoguous to dumpFreq (= default) |
| 78 |
C SHELFICE_taveFreq :: analoguous to taveFreq (= default) |
| 79 |
C |
| 80 |
C-- Fields |
| 81 |
C ktopC :: index of the top "wet cell" (2D) |
| 82 |
C R_shelfIce :: shelfice topography [m] |
| 83 |
C shelficeMassInit :: ice-shelf mass (per unit area) (kg/m^2) |
| 84 |
C shelficeMass :: ice-shelf mass (per unit area) (kg/m^2) |
| 85 |
C shelfIceMassDynTendency :: other mass balance tendency (kg/m^2/s) |
| 86 |
C :: (e.g., from dynamics) |
| 87 |
C shelficeLoadAnomaly :: pressure load anomaly of shelfice (Pa) |
| 88 |
C shelficeHeatFlux :: upward heat flux (W/m^2) |
| 89 |
C shelficeFreshWaterFlux :: upward fresh water flux (virt. salt flux) |
| 90 |
C (kg/m^2/s) |
| 91 |
C shelficeForcingT :: analogue of surfaceForcingT |
| 92 |
C units are r_unit.Kelvin/s (=Kelvin.m/s if r=z) |
| 93 |
C shelficeForcingS :: analogue of surfaceForcingS |
| 94 |
C units are r_unit.psu/s (=psu.m/s if r=z) |
| 95 |
C----------------------------------------------------------------------- |
| 96 |
C \ev |
| 97 |
CEOP |
| 98 |
|
| 99 |
COMMON /SHELFICE_PARMS_I/ kTopC, |
| 100 |
& SHELFICEselectDragQuadr |
| 101 |
INTEGER kTopC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 102 |
INTEGER SHELFICEselectDragQuadr |
| 103 |
|
| 104 |
COMMON /SHELFICE_PARMS_R/ |
| 105 |
& SHELFICE_dumpFreq, SHELFICE_taveFreq, |
| 106 |
& SHELFICEheatTransCoeff, SHELFICEsaltTransCoeff, |
| 107 |
& rhoShelfice, SHELFICEkappa, |
| 108 |
& SHELFICElatentHeat, |
| 109 |
& SHELFICEheatCapacity_Cp, |
| 110 |
& SHELFICEthetaSurface, |
| 111 |
& SHELFICEDragLinear, SHELFICEDragQuadratic, |
| 112 |
& shiCdrag, shiZetaN, shiRc, |
| 113 |
& shiPrandtl, shiSchmidt, shiKinVisc, |
| 114 |
& SHELFICERemeshFrequency, |
| 115 |
& SHELFICESplitThreshold, |
| 116 |
& SHELFICEMergeThreshold |
| 117 |
_RL SHELFICE_dumpFreq, SHELFICE_taveFreq |
| 118 |
_RL SHELFICEheatTransCoeff |
| 119 |
_RL SHELFICEsaltTransCoeff |
| 120 |
_RL SHELFICElatentHeat |
| 121 |
_RL SHELFICEheatCapacity_Cp |
| 122 |
_RL rhoShelfice |
| 123 |
_RL SHELFICEkappa |
| 124 |
_RL SHELFICEDragLinear |
| 125 |
_RL SHELFICEDragQuadratic, SHELFICEMergeThreshold |
| 126 |
_RL SHELFICEthetaSurface, SHELFICESplitThreshold |
| 127 |
_RL shiCdrag, shiZetaN, shiRc, SHELFICERemeshFrequency |
| 128 |
_RL shiPrandtl, shiSchmidt, shiKinVisc |
| 129 |
|
| 130 |
COMMON /SHELFICE_FIELDS_RL/ |
| 131 |
& shelficeMass, shelficeMassInit, |
| 132 |
& shelficeLoadAnomaly, |
| 133 |
& shelficeForcingT, shelficeForcingS, |
| 134 |
& shiTransCoeffT, shiTransCoeffS |
| 135 |
_RL shelficeMass (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 136 |
_RL shelficeMassInit (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 137 |
_RL shelficeLoadAnomaly (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 138 |
_RL shelficeForcingT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 139 |
_RL shelficeForcingS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 140 |
_RL shiTransCoeffT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 141 |
_RL shiTransCoeffS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 142 |
|
| 143 |
COMMON /SHELFICE_FIELDS_RS/ |
| 144 |
& R_shelfIce, |
| 145 |
& shelficeHeatFlux, |
| 146 |
& shelfIceFreshWaterFlux, |
| 147 |
& shelfIceMassDynTendency |
| 148 |
_RS R_shelfIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 149 |
_RS shelficeHeatFlux (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 150 |
_RS shelficeFreshWaterFlux(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 151 |
_RS |
| 152 |
& shelfIceMassDynTendency(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 153 |
|
| 154 |
#ifdef ALLOW_SHIFWFLX_CONTROL |
| 155 |
COMMON /SHELFICE_MASKS_CTRL/ maskSHI |
| 156 |
_RS maskSHI (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 157 |
#endif /* ALLOW_SHIFWFLX_CONTROL */ |
| 158 |
|
| 159 |
LOGICAL SHELFICEisOn |
| 160 |
LOGICAL useISOMIPTD |
| 161 |
LOGICAL SHELFICEconserve |
| 162 |
LOGICAL SHELFICEboundaryLayer |
| 163 |
LOGICAL SHELFICEthickBoundaryLayer |
| 164 |
LOGICAL SHELFICErealFWflux |
| 165 |
LOGICAL no_slip_shelfice |
| 166 |
LOGICAL SHELFICEwriteState |
| 167 |
LOGICAL SHELFICE_dump_mdsio |
| 168 |
LOGICAL SHELFICE_tave_mdsio |
| 169 |
LOGICAL SHELFICE_dump_mnc |
| 170 |
LOGICAL SHELFICE_tave_mnc |
| 171 |
LOGICAL SHELFICEadvDiffHeatFlux |
| 172 |
LOGICAL SHELFICEuseGammaFrict |
| 173 |
LOGICAL SHELFICEMassStepping |
| 174 |
LOGICAL SHELFICEDynMassOnly |
| 175 |
COMMON /SHELFICE_PARMS_L/ |
| 176 |
& SHELFICEisOn, |
| 177 |
& useISOMIPTD, |
| 178 |
& SHELFICEconserve, |
| 179 |
& SHELFICErealFWflux, |
| 180 |
& SHELFICEboundaryLayer, |
| 181 |
& SHELFICEthickBoundaryLayer, |
| 182 |
& no_slip_shelfice, |
| 183 |
& SHELFICEwriteState, |
| 184 |
& SHELFICE_dump_mdsio, |
| 185 |
& SHELFICE_tave_mdsio, |
| 186 |
& SHELFICE_dump_mnc, |
| 187 |
& SHELFICE_tave_mnc, |
| 188 |
& SHELFICEadvDiffHeatFlux, |
| 189 |
& SHELFICEuseGammaFrict, |
| 190 |
& SHELFICEMassStepping, |
| 191 |
& SHELFICEDynMassOnly |
| 192 |
|
| 193 |
CHARACTER*(MAX_LEN_FNAM) SHELFICEloadAnomalyFile |
| 194 |
CHARACTER*(MAX_LEN_FNAM) SHELFICEmassFile |
| 195 |
CHARACTER*(MAX_LEN_FNAM) SHELFICEtopoFile |
| 196 |
CHARACTER*(MAX_LEN_FNAM) SHELFICEMassDynTendFile |
| 197 |
COMMON /SHELFICE_PARM_C/ |
| 198 |
& SHELFICEloadAnomalyFile, |
| 199 |
& SHELFICEmassFile, |
| 200 |
& SHELFICEtopoFile, |
| 201 |
& SHELFICEMassDynTendFile |
| 202 |
|
| 203 |
#endif /* ALLOW_SHELFICE */ |
Parent Directory
| 
Revision Log
| 
Revision Graph