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dgoldberg |
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C $Header: /u/gcmpack/MITgcm_contrib/shelfice_remeshing/AUTO/code/SHELFICE.h,v 1.2 2015/10/06 10:38:53 dgoldberg Exp $ |
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dgoldberg |
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C $Name: $ |
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#ifdef ALLOW_SHELFICE |
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CBOP |
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C !ROUTINE: SHELFICE.h |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SHELFICE.h |
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C | o Basic header thermodnynamic shelf ice package. |
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C | Contains all SHELFICE field declarations. |
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C *==========================================================* |
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C----------------------------------------------------------------------- |
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C |
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C-- Constants that can be set in data.shelfice |
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C SHELFICEtopoFile :: File containing the topography of the |
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C shelfice draught (unit=m) |
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C SHELFICEmassFile :: name of shelfice Mass file |
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C SHELFICEloadAnomalyFile :: name of shelfice load anomaly file |
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C SHELFICEMassDynTendFile :: file name for other mass tendency |
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C (e.g. dynamics) |
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C useISOMIPTD :: use simple ISOMIP thermodynamics, def: F |
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C SHELFICEconserve :: use conservative form of H&O-thermodynamics |
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C following Jenkins et al. (2001, JPO), def: F |
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C SHELFICEMassStepping :: flag to step forward ice shelf mass/thickness |
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C accounts for melting/freezing & dynamics |
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C (from file or from coupling), def: F |
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C SHELFICEDynMassOnly :: step ice mass ONLY with Shelficemassdyntendency |
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C (not melting/freezing) def: F |
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C SHELFICEboundaryLayer :: turn on vertical merging of cells to for a |
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C boundary layer of drF thickness, def: F |
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dgoldberg |
1.3 |
C SHELFICEthickboundaryLayer |
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C :: similar to boundary layer but allow for a thicker |
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C layer, encompassing 3 cells in vertical, def: F |
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C SHELFICErealFWflux :: ensure vert advective flux at bdry uses top cell |
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C value rather than "boundary layer" value F |
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dgoldberg |
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C SHELFICEadvDiffHeatFlux :: use advective-diffusive heat flux into the |
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C ice shelf instead of default diffusive heat |
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C flux, see Holland and Jenkins (1999), |
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C eq.21,22,26,31; def: F |
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C SHELFICEheatTransCoeff :: constant heat transfer coefficient that |
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C determines heat flux into shelfice |
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C (def: 1e-4 m/s) |
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C SHELFICEsaltTransCoeff :: constant salinity transfer coefficient that |
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C determines salt flux into shelfice |
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C (def: 5.05e-3 * 1e-4 m/s) |
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C ----------------------------------------------------------------------- |
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C SHELFICEuseGammaFrict :: use velocity dependent exchange coefficients, |
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C see Holland and Jenkins (1999), eq.11-18, |
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C with the following parameters (def: F): |
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C shiCdrag :: quadratic drag coefficient to compute uStar |
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C (def: 0.0015) |
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C shiZetaN :: ??? (def: 0.052) |
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C shiRc :: ??? (not used, def: 0.2) |
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C shiPrandtl, shiSchmidt :: constant Prandtl (13.8) and Schmidt (2432.0) |
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C numbers used to compute gammaTurb |
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C shiKinVisc :: constant kinetic viscosity used to compute |
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C gammaTurb (def: 1.95e-5) |
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C ----------------------------------------------------------------------- |
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C SHELFICEDragLinear :: linear drag at bottom shelfice (1/s) |
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C SHELFICEDragQuadratic :: quadratic drag at bottom shelfice (default |
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C = shiCdrag or bottomDragQuadratic) |
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C no_slip_shelfice :: set slip conditions for shelfice separately, |
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C (by default the same as no_slip_bottom, but |
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C really should be false when there is linear |
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C or quadratic drag) |
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C SHELFICElatentHeat :: latent heat of fusion (def: 334000 J/kg) |
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C SHELFICEwriteState :: enable output |
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C SHELFICEHeatCapacity_Cp :: heat capacity of ice shelf (def: 2000 J/K/kg) |
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C rhoShelfIce :: density of ice shelf (def: 917.0 kg/m^3) |
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C |
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C SHELFICE_dump_mnc :: use netcdf for snapshot output |
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C SHELFICE_tave_mnc :: use netcdf for time-averaged output |
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C SHELFICE_dumpFreq :: analoguous to dumpFreq (= default) |
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C SHELFICE_taveFreq :: analoguous to taveFreq (= default) |
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C |
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C-- Fields |
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C ktopC :: index of the top "wet cell" (2D) |
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C R_shelfIce :: shelfice topography [m] |
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C shelficeMassInit :: ice-shelf mass (per unit area) (kg/m^2) |
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C shelficeMass :: ice-shelf mass (per unit area) (kg/m^2) |
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C shelfIceMassDynTendency :: other mass balance tendency (kg/m^2/s) |
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C :: (e.g., from dynamics) |
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C shelficeLoadAnomaly :: pressure load anomaly of shelfice (Pa) |
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C shelficeHeatFlux :: upward heat flux (W/m^2) |
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C shelficeFreshWaterFlux :: upward fresh water flux (virt. salt flux) |
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C (kg/m^2/s) |
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C shelficeForcingT :: analogue of surfaceForcingT |
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C units are r_unit.Kelvin/s (=Kelvin.m/s if r=z) |
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C shelficeForcingS :: analogue of surfaceForcingS |
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C units are r_unit.psu/s (=psu.m/s if r=z) |
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C----------------------------------------------------------------------- |
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C \ev |
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CEOP |
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COMMON /SHELFICE_PARMS_I/ kTopC, |
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& SHELFICEselectDragQuadr |
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INTEGER kTopC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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INTEGER SHELFICEselectDragQuadr |
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COMMON /SHELFICE_PARMS_R/ |
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& SHELFICE_dumpFreq, SHELFICE_taveFreq, |
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& SHELFICEheatTransCoeff, SHELFICEsaltTransCoeff, |
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& rhoShelfice, SHELFICEkappa, |
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& SHELFICElatentHeat, |
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& SHELFICEheatCapacity_Cp, |
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& SHELFICEthetaSurface, |
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& SHELFICEDragLinear, SHELFICEDragQuadratic, |
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& shiCdrag, shiZetaN, shiRc, |
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& shiPrandtl, shiSchmidt, shiKinVisc, |
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& SHELFICERemeshFrequency, |
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& SHELFICESplitThreshold, |
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& SHELFICEMergeThreshold |
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dgoldberg |
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_RL SHELFICE_dumpFreq, SHELFICE_taveFreq |
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_RL SHELFICEheatTransCoeff |
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_RL SHELFICEsaltTransCoeff |
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_RL SHELFICElatentHeat |
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_RL SHELFICEheatCapacity_Cp |
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_RL rhoShelfice |
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_RL SHELFICEkappa |
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_RL SHELFICEDragLinear |
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_RL SHELFICEDragQuadratic, SHELFICEMergeThreshold |
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_RL SHELFICEthetaSurface, SHELFICESplitThreshold |
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_RL shiCdrag, shiZetaN, shiRc, SHELFICERemeshFrequency |
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_RL shiPrandtl, shiSchmidt, shiKinVisc |
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COMMON /SHELFICE_FIELDS_RL/ |
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& shelficeMass, shelficeMassInit, |
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& shelficeLoadAnomaly, |
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& shelficeForcingT, shelficeForcingS, |
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& shiTransCoeffT, shiTransCoeffS |
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_RL shelficeMass (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL shelficeMassInit (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL shelficeLoadAnomaly (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL shelficeForcingT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL shelficeForcingS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL shiTransCoeffT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL shiTransCoeffS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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COMMON /SHELFICE_FIELDS_RS/ |
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& R_shelfIce, |
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& shelficeHeatFlux, |
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& shelfIceFreshWaterFlux, |
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& shelfIceMassDynTendency |
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_RS R_shelfIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS shelficeHeatFlux (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS shelficeFreshWaterFlux(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS |
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& shelfIceMassDynTendency(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#ifdef ALLOW_SHIFWFLX_CONTROL |
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COMMON /SHELFICE_MASKS_CTRL/ maskSHI |
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_RS maskSHI (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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#endif /* ALLOW_SHIFWFLX_CONTROL */ |
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LOGICAL SHELFICEisOn |
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LOGICAL useISOMIPTD |
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LOGICAL SHELFICEconserve |
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LOGICAL SHELFICEboundaryLayer |
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dgoldberg |
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LOGICAL SHELFICEthickBoundaryLayer |
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LOGICAL SHELFICErealFWflux |
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LOGICAL no_slip_shelfice |
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LOGICAL SHELFICEwriteState |
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LOGICAL SHELFICE_dump_mdsio |
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LOGICAL SHELFICE_tave_mdsio |
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LOGICAL SHELFICE_dump_mnc |
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LOGICAL SHELFICE_tave_mnc |
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LOGICAL SHELFICEadvDiffHeatFlux |
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LOGICAL SHELFICEuseGammaFrict |
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LOGICAL SHELFICEMassStepping |
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LOGICAL SHELFICEDynMassOnly |
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COMMON /SHELFICE_PARMS_L/ |
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& SHELFICEisOn, |
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& useISOMIPTD, |
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& SHELFICEconserve, |
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& SHELFICErealFWflux, |
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& SHELFICEboundaryLayer, |
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& SHELFICEthickBoundaryLayer, |
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& no_slip_shelfice, |
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& SHELFICEwriteState, |
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& SHELFICE_dump_mdsio, |
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& SHELFICE_tave_mdsio, |
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& SHELFICE_dump_mnc, |
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& SHELFICE_tave_mnc, |
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& SHELFICEadvDiffHeatFlux, |
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& SHELFICEuseGammaFrict, |
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& SHELFICEMassStepping, |
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& SHELFICEDynMassOnly |
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CHARACTER*(MAX_LEN_FNAM) SHELFICEloadAnomalyFile |
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CHARACTER*(MAX_LEN_FNAM) SHELFICEmassFile |
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CHARACTER*(MAX_LEN_FNAM) SHELFICEtopoFile |
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CHARACTER*(MAX_LEN_FNAM) SHELFICEMassDynTendFile |
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COMMON /SHELFICE_PARM_C/ |
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& SHELFICEloadAnomalyFile, |
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& SHELFICEmassFile, |
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& SHELFICEtopoFile, |
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& SHELFICEMassDynTendFile |
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#endif /* ALLOW_SHELFICE */ |
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