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C $Header: /u/gcmpack/MITgcm/pkg/seaice/seaice_growth.F,v 1.10 2007/01/09 13:33:49 mlosch Exp $ |
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C $Name: $ |
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|
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#include "SEAICE_OPTIONS.h" |
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|
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C StartOfInterface |
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SUBROUTINE SEAICE_GROWTH( myTime, myIter, myThid ) |
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C /==========================================================\ |
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C | SUBROUTINE seaice_growth | |
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C | o Updata ice thickness and snow depth | |
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C |==========================================================| |
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C \==========================================================/ |
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IMPLICIT NONE |
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|
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C === Global variables === |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "DYNVARS.h" |
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#include "GRID.h" |
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#include "FFIELDS.h" |
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#include "SEAICE_PARAMS.h" |
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#include "SEAICE.h" |
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#include "SEAICE_FFIELDS.h" |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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#endif |
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C === Routine arguments === |
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C myTime - Simulation time |
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C myIter - Simulation timestep number |
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C myThid - Thread no. that called this routine. |
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_RL myTime |
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INTEGER myIter, myThid |
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C EndOfInterface(global-font-lock-mode 1) |
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|
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C === Local variables === |
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C i,j,bi,bj - Loop counters |
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|
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INTEGER i, j, bi, bj |
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C number of surface interface layer |
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INTEGER kSurface |
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|
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C constants |
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_RL TBC, salinity_ice, SDF, ICE2WATR, ICE2SNOW |
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|
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#ifdef ALLOW_SEAICE_FLOODING |
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_RL hDraft, hFlood |
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#endif /* ALLOW_SEAICE_FLOODING */ |
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|
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C QNETI - net surface heat flux under ice in W/m^2 |
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C QSWO - short wave heat flux over ocean in W/m^2 |
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C QSWI - short wave heat flux under ice in W/m^2 |
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|
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_RL QNETI (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL QSWO (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL QSWI (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL QSWO_IN_FIRST_LAYER |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL QSWO_BELOW_FIRST_LAYER |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL QSW_absorb_in_ML (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL QSW_absorb_below_ML (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C actual ice thickness with upper and lower limit |
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_RL HICE_ACTUAL (1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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|
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C actual snow thickness |
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_RL HSNOW_ACTUAL(1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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|
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C wind speed |
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_RL UG (1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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_RL SPEED_SQ |
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|
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C IAN |
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_RL RHOI, RHOFW,CPW,LI,QI,QS,GAMMAT,GAMMA,RHOSW,RHOSN |
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_RL FL_C1,FL_C2,FL_C3,FL_C4,deltaHS,deltaHI |
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|
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_RL NetExistingIceGrowthRate (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL IceGrowthRateUnderExistingIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL IceGrowthRateFromSurface (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL IceGrowthRateOpenWater (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL IceGrowthRateMixedLayer (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL PredictedTemperatureChange |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PredictedTemperatureChangeFromQSW |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PredictedTemperatureChangeFromOA_MQNET |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PredictedTemperatureChangeFromFIA |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PredictedTemperatureChangeFromNewIceVol |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PredictedTemperatureChangeFromF_IA_NET |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PredictedTemperatureChangeFromF_IO_NET |
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& (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL ExpectedIceVolumeChange (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL ExpectedSnowVolumeChange (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL ActualNewTotalVolumeChange(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL ActualNewTotalSnowMelt(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL EnergyInNewTotalIceVolume (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL NetEnergyFluxOutOfSystem (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL ResidualHeatOutOfSystem (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL SnowAccumulationRateOverIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL SnowAccumulationOverIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PrecipRateOverIceSurfaceToSea (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL PotSnowMeltRateFromSurf (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL PotSnowMeltFromSurf (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL SnowMeltFromSurface (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL SnowMeltRateFromSurface (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL FreshwaterContribFromSnowMelt (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL FreshwaterContribFromIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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_RL SurfHeatFluxConvergToSnowMelt (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL EnergyToMeltSnowAndIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL EnergyToMeltSnowAndIce2 (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C dA/dt = S_a |
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_RL S_a (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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C dh/dt = S_h |
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_RL S_h (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL S_hsnow (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL HSNOW_ORIG (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C F_ia - heat flux from ice to atmosphere (W/m^2) |
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C >0 causes ice growth, <0 causes snow and sea ice melt |
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_RL F_ia (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL F_ia_net (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL F_ia_net_before_snow (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL F_io_net (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C F_ao - heat flux from atmosphere to ocean (W/m^2) |
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_RL F_ao (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C F_mi - heat flux from mixed layer to ice (W/m^2) |
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_RL F_mi (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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c INTEGER IMAX |
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c _RL FACTORM |
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|
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_RL FLUX_TO_DELTA_TEMP,ENERGY_TO_DELTA_TEMP |
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|
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if ( buoyancyRelation .eq. 'OCEANICP' ) then |
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kSurface = Nr |
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else |
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kSurface = 1 |
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endif |
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|
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FLUX_TO_DELTA_TEMP = SEAICE_deltaTtherm* |
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& recip_Cp*recip_rhoConst * recip_drF(1) |
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|
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ENERGY_TO_DELTA_TEMP = recip_Cp*recip_rhoConst*recip_drF(1) |
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|
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C ICE SALINITY (g/kg) |
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salinity_ice = 4.0 |
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|
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C FREEZING TEMP. OF SEA WATER (deg C) |
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TBC = SEAICE_freeze |
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|
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C IAN |
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|
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c Sea ice density (kg m^-3) |
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RHOI = 917.0 |
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|
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c Seawater density (kg m^-3) |
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RHOSW = 1026.0 |
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|
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c Freshwater density (KG M^-3) |
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RHOFW = 1000.0 |
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|
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C Snow density |
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RHOSN = 330.0 |
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|
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C Heat capacity of seawater (J m^-3 K^-1) |
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CPW = 4010.0 |
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|
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c latent heat of fusion for ice (J kg^-1) |
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LI = 3.340e5 |
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c conversion between Joules and m^3 of ice (m^3) |
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QI = 1/rhoi/Li |
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QS = 1/RHOSN/Li |
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|
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c FOR FLOODING |
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FL_C2 = RHOI/RHOSW |
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FL_C2 = RHOSN/RHOSW |
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FL_C3 = (RHOSW-RHOI)/RHOSN |
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FL_C4 = RHOSN/RHOI |
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|
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c Timescale for melting of ice from a warm ML (3 days in seconds) |
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c Damping term for mixed layer heat to melt existing ice |
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GAMMA = dRf(1)/SEAICE_gamma_t |
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|
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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c |
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#ifdef ALLOW_AUTODIFF_TAMC |
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act1 = bi - myBxLo(myThid) |
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max1 = myBxHi(myThid) - myBxLo(myThid) + 1 |
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act2 = bj - myByLo(myThid) |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
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act3 = myThid - 1 |
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max3 = nTx*nTy |
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act4 = ikey_dynamics - 1 |
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iicekey = (act1 + 1) + act2*max1 |
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& + act3*max1*max2 |
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& + act4*max1*max2*max3 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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C |
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C initialise a few fields |
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C |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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CADJ STORE qnet(:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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CADJ STORE qsw(:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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DO J=1,sNy |
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DO I=1,sNx |
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F_ia_net (I,J) = 0.0 |
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F_ia_net_before_snow(I,J) = 0.0 |
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F_io_net (I,J) = 0.0 |
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|
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F_ia (I,J) = 0.0 |
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F_ao (I,J) = 0.0 |
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F_mi (I,J) = 0.0 |
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|
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QNETI(I,J) = 0.0 |
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QSWO (I,J) = 0.0 |
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QSWI (I,J) = 0.0 |
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|
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QSWO_BELOW_FIRST_LAYER (I,J) = 0.0 |
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QSWO_IN_FIRST_LAYER (I,J) = 0.0 |
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|
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S_a (I,J) = 0.0 |
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S_h (I,J) = 0.0 |
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|
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IceGrowthRateUnderExistingIce (I,J) = 0.0 |
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IceGrowthRateFromSurface (I,J) = 0.0 |
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NetExistingIceGrowthRate (I,J) = 0.0 |
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|
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PredictedTemperatureChange (I,J) = 0.0 |
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PredictedTemperatureChangeFromQSW (I,J) = 0.0 |
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PredictedTemperatureChangeFromOA_MQNET (I,J) = 0.0 |
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PredictedTemperatureChangeFromFIA (I,J) = 0.0 |
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PredictedTemperatureChangeFromF_IA_NET (I,J) = 0.0 |
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PredictedTemperatureChangeFromF_IO_NET (I,J) = 0.0 |
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PredictedTemperatureChangeFromNewIceVol (I,J) = 0.0 |
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|
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IceGrowthRateOpenWater (I,J) = 0.0 |
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IceGrowthRateMixedLayer (I,J) = 0.0 |
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|
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ExpectedIceVolumeChange (I,J) = 0.0 |
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ExpectedSnowVolumeChange (I,J) = 0.0 |
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ActualNewTotalVolumeChange (I,J) = 0.0 |
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ActualNewTotalSnowMelt (I,J) = 0.0 |
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|
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EnergyInNewTotalIceVolume (I,J) = 0.0 |
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NetEnergyFluxOutOfSystem (I,J) = 0.0 |
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ResidualHeatOutOfSystem (I,J) = 0.0 |
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QSW_absorb_in_ML (I,J) = 0.0 |
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QSW_absorb_below_ML (I,J) = 0.0 |
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|
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SnowAccumulationRateOverIce (I,J) = 0.0 |
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SnowAccumulationOverIce (I,J) = 0.0 |
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PrecipRateOverIceSurfaceToSea (I,J) = 0.0 |
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|
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PotSnowMeltRateFromSurf (I,J) = 0.0 |
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PotSnowMeltFromSurf (I,J) = 0.0 |
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SnowMeltFromSurface (I,J) = 0.0 |
| 282 |
SnowMeltRateFromSurface (I,J) = 0.0 |
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SurfHeatFluxConvergToSnowMelt (I,J) = 0.0 |
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|
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FreshwaterContribFromSnowMelt (I,J) = 0.0 |
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FreshwaterContribFromIce (I,J) = 0.0 |
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|
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ENDDO |
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ENDDO |
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|
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 294 |
CADJ & key = iicekey, byte = isbyte |
| 295 |
CADJ STORE hsnow(:,:,bi,bj) = comlev1_bibj, |
| 296 |
CADJ & key = iicekey, byte = isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
| 298 |
|
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DO J=1,sNy |
| 300 |
DO I=1,sNx |
| 301 |
IF (AREA(I,J,2,bi,bj) .GT. 0.) THEN |
| 302 |
HICE_ACTUAL(I,J) = |
| 303 |
& HEFF(I,J,2,bi,bj)/AREA(I,J,2,bi,bj) |
| 304 |
|
| 305 |
HSNOW_ACTUAL(I,J) = HSNOW(I,J,bi,bj)/ |
| 306 |
& AREA(I,J,2,bi,bj) |
| 307 |
|
| 308 |
c ACCUMULATE SNOW |
| 309 |
c Is the ice/surface below freezing or at the freezing |
| 310 |
c point (melting). If it is freezing the precip is |
| 311 |
c felt as snow and will accumulate over the ice. Else, |
| 312 |
c precip makes its way, like all things in time, to the sea. |
| 313 |
IF (TICE(I,J,bi,bj) .LT. 273.15) THEN |
| 314 |
c Snow falls onto freezing surface remaining as snow |
| 315 |
SnowAccumulationRateOverIce(I,J) = |
| 316 |
& PRECIP(I,J,bi,bj)*RHOFW/RHOSN |
| 317 |
|
| 318 |
c None of the precipitation falls into the sea |
| 319 |
PrecipRateOverIceSurfaceToSea(I,J) = 0.0 |
| 320 |
|
| 321 |
ELSE |
| 322 |
c The snow melts on impact is is considered |
| 323 |
c nothing more than rain. Since meltponds are |
| 324 |
c not explicitly represented,this rain runs |
| 325 |
c immediately into the sea |
| 326 |
|
| 327 |
SnowAccumulationRateOverIce(I,J) = 0.0 |
| 328 |
C The rate of rainfall over melting ice. |
| 329 |
PrecipRateOverIceSurfaceToSea(I,J)= |
| 330 |
& PRECIP(I,J,bi,bj) |
| 331 |
ENDIF |
| 332 |
|
| 333 |
c In m of mean snow thickness. |
| 334 |
SnowAccumulationOverIce(I,J) = |
| 335 |
& SnowAccumulationRateOverIce(I,J) |
| 336 |
& *SEAICE_deltaTtherm*Area(I,J,2,bi,bj) |
| 337 |
|
| 338 |
ELSE |
| 339 |
HEFF(I,J,2,bi,bj) = 0.0 |
| 340 |
HICE_ACTUAL(I,J) = 0.0 |
| 341 |
HSNOW_ACTUAL(I,J) = 0.0 |
| 342 |
HSNOW(I,J,bi,bj) = 0.0 |
| 343 |
ENDIF |
| 344 |
HSNOW_ORIG(I,J) = HSNOW(I,J,bi,bj) |
| 345 |
ENDDO |
| 346 |
ENDDO |
| 347 |
|
| 348 |
C FIND ATM. WIND SPEED |
| 349 |
DO J=1,sNy |
| 350 |
DO I=1,sNx |
| 351 |
#ifdef SEAICE_EXTERNAL_FORCING |
| 352 |
c USE EXF PACKAGE |
| 353 |
UG(I,J) = MAX(SEAICE_EPS,wspeed(I,J,bi,bj)) |
| 354 |
#else |
| 355 |
C CALCULATE IT HERE |
| 356 |
SPEED_SQ = UWIND(I,J,bi,bj)**2 + VWIND(I,J,bi,bj)**2 |
| 357 |
IF ( SPEED_SQ .LE. SEAICE_EPS_SQ ) THEN |
| 358 |
UG(I,J)=SEAICE_EPS |
| 359 |
ELSE |
| 360 |
UG(I,J)=SQRT(SPEED_SQ) |
| 361 |
ENDIF |
| 362 |
#endif /* SEAICE_EXTERNAL_FORCING */ |
| 363 |
ENDDO |
| 364 |
ENDDO |
| 365 |
|
| 366 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 367 |
cphCADJ STORE heff = comlev1, key = ikey_dynamics |
| 368 |
cphCADJ STORE hsnow = comlev1, key = ikey_dynamics |
| 369 |
cphCADJ STORE uwind = comlev1, key = ikey_dynamics |
| 370 |
cphCADJ STORE vwind = comlev1, key = ikey_dynamics |
| 371 |
CADJ STORE tice = comlev1, key = ikey_dynamics |
| 372 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 373 |
|
| 374 |
C SET LAYER TEMPERATURE IN KELVIN |
| 375 |
DO J=1,sNy |
| 376 |
DO I=1,sNx |
| 377 |
TMIX(I,J,bi,bj)= |
| 378 |
& theta(I,J,kSurface,bi,bj)+273.15 _d +00 |
| 379 |
ENDDO |
| 380 |
ENDDO |
| 381 |
|
| 382 |
C NOW DO ICE |
| 383 |
CALL SEAICE_BUDGET_ICE( |
| 384 |
I UG, HICE_ACTUAL, HSNOW_ACTUAL, |
| 385 |
U TICE, |
| 386 |
O F_io_net,F_ia_net,F_ia, QSWI, |
| 387 |
I bi, bj) |
| 388 |
|
| 389 |
C-- NET HEAT FLUX TO ICE FROM MIXED LAYER (POSITIVE MEANS NET OUT) |
| 390 |
DO J=1,sNy |
| 391 |
DO I=1,sNx |
| 392 |
#ifdef SEAICE_DEBUG |
| 393 |
print *,'I,J,F_ia,F_ia_net',I,J,F_ia(I,J),F_ia_net(I,J) |
| 394 |
F_ia_net_before_snow(I,J) = F_ia_net(I,J) |
| 395 |
#endif |
| 396 |
|
| 397 |
|
| 398 |
IF (Area(I,J,2,bi,bj)*HEFF(I,J,2,bi,bj) .LE. 0.) THEN |
| 399 |
IceGrowthRateUnderExistingIce(I,J) = 0.0 |
| 400 |
IceGrowthRateFromSurface(I,J) = 0.0 |
| 401 |
NetExistingIceGrowthRate(I,J) = 0.0 |
| 402 |
ELSE |
| 403 |
c The growth rate under existing ice is given by the upward |
| 404 |
c ocean-ice conductive flux, F_io_net, and QI, which converts |
| 405 |
c Joules to meters of ice. This quantity has units of meters |
| 406 |
c of ice per second. |
| 407 |
IceGrowthRateUnderExistingIce(I,J)=F_io_net(I,J)*QI |
| 408 |
|
| 409 |
c Snow/Ice surface heat convergence is first used to melt |
| 410 |
c snow. If all of this heat convergence went into melting |
| 411 |
c snow, this is the rate at which it would do it |
| 412 |
c F_ia_net must be negative, -> PSMRFW is positive for melting |
| 413 |
PotSnowMeltRateFromSurf(I,J)= - F_ia_net(I,J)*QS |
| 414 |
|
| 415 |
c This is the depth of snow that would be melted at this rate |
| 416 |
c and the seaice delta t. In meters of snow. |
| 417 |
PotSnowMeltFromSurf(I,J) = |
| 418 |
& PotSnowMeltRateFromSurf(I,J)* SEAICE_deltaTtherm |
| 419 |
|
| 420 |
c If we can melt MORE than is actually there, then we will |
| 421 |
c reduce the melt rate so that only that which is there |
| 422 |
c is melted in one time step. In this case not all of the |
| 423 |
c heat flux convergence at the surface is used to melt snow, |
| 424 |
c The leftover energy is going to melt ice. |
| 425 |
c SurfHeatFluxConvergToSnowMelt is the part of the total heat |
| 426 |
c flux convergence going to melt snow. |
| 427 |
|
| 428 |
IF (PotSnowMeltFromSurf(I,J) .GE. |
| 429 |
& HSNOW_ACTUAL(I,J)) THEN |
| 430 |
c Snow melt and melt rate in actual snow thickness. |
| 431 |
SnowMeltFromSurface(I,J) = HSNOW_ACTUAL(I,J) |
| 432 |
|
| 433 |
SnowMeltRateFromSurface(I,J) = |
| 434 |
& SnowMeltFromSurface(I,J)/ SEAICE_deltaTtherm |
| 435 |
|
| 436 |
c Since F_ia_net is focused only over ice, its reduction |
| 437 |
c requires knowing how much snow is actually melted |
| 438 |
SurfHeatFluxConvergToSnowMelt(I,J) = |
| 439 |
& -HSNOW_ACTUAL(I,J)/QS/SEAICE_deltaTtherm |
| 440 |
ELSE |
| 441 |
c In this case there will be snow remaining after melting. |
| 442 |
c All of the surface heat convergence will be redirected to |
| 443 |
c this effort. |
| 444 |
SnowMeltFromSurface(I,J)=PotSnowMeltFromSurf(I,J) |
| 445 |
|
| 446 |
SnowMeltRateFromSurface(I,J) = |
| 447 |
& PotSnowMeltRateFromSurf(I,J) |
| 448 |
|
| 449 |
SurfHeatFluxConvergToSnowMelt(I,J) =F_ia_net(I,J) |
| 450 |
ENDIF |
| 451 |
|
| 452 |
c Taken across entire cell, this is the amount of freshwater |
| 453 |
c to add per square meter from melting snow. Positive with |
| 454 |
c the addition of freshwater to the ocean |
| 455 |
c FreshwaterContribFromSnowMelt(I,J) = |
| 456 |
c & AREA(I,J,2,bi,bj)*SnowMeltFromSurface(I,J) |
| 457 |
c & *RHOSN/RHOFW |
| 458 |
|
| 459 |
c Reduce the heat flux convergence available to melt surface |
| 460 |
c ice by the amount used to melt snow |
| 461 |
F_ia_net(I,J) = |
| 462 |
& F_ia_net(I,J)-SurfHeatFluxConvergToSnowMelt(I,J) |
| 463 |
|
| 464 |
IceGrowthRateFromSurface(I,J) = F_ia_net(I,J)*QI |
| 465 |
|
| 466 |
NetExistingIceGrowthRate(I,J) = |
| 467 |
& IceGrowthRateUnderExistingIce(I,J) + |
| 468 |
& IceGrowthRateFromSurface(I,J) |
| 469 |
ENDIF |
| 470 |
ENDDO |
| 471 |
ENDDO |
| 472 |
|
| 473 |
c HERE WE WILL MELT SNOW AND ADJUST NET EXISTING ICE GROWTH RATE |
| 474 |
C TO REFLECT REDUCTION IN SEA ICE MELT. |
| 475 |
|
| 476 |
C NOW DETERMINE GROWTH RATES |
| 477 |
C FIRST DO OPEN WATER |
| 478 |
CALL SEAICE_BUDGET_OCEAN( |
| 479 |
I UG, |
| 480 |
U TMIX, |
| 481 |
O F_ao, QSWO, |
| 482 |
I bi, bj) |
| 483 |
|
| 484 |
C-- NET HEAT FLUX TO ICE FROM MIXED LAYER (POSITIVE MEANS NET OUT) |
| 485 |
c-- not all of the sw radiation is absorbed in the first layer, only that |
| 486 |
c which is absorbed melts ice. SWFRACB is calculated in seaice_init_vari.F |
| 487 |
DO J=1,sNy |
| 488 |
DO I=1,sNx |
| 489 |
QSWO_BELOW_FIRST_LAYER(I,J)= QSWO(I,J)*SWFRACB |
| 490 |
QSWO_IN_FIRST_LAYER(I,J) = QSWO(I,J)*(1.0 - SWFRACB) |
| 491 |
c IceGrowthRateOpenWater(I,J)= F_ao(I,J)*QI |
| 492 |
IceGrowthRateOpenWater(I,J)= QI* |
| 493 |
& (F_ao(I,J) - QSWO(I,J) + QSWO_IN_FIRST_LAYER(I,J)) |
| 494 |
ENDDO |
| 495 |
ENDDO |
| 496 |
|
| 497 |
|
| 498 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 499 |
CADJ STORE theta(:,:,:,bi,bj)= comlev1_bibj, |
| 500 |
CADJ & key = iicekey, byte = isbyte |
| 501 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 502 |
CADJ & key = iicekey, byte = isbyte |
| 503 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 504 |
|
| 505 |
|
| 506 |
C-- NET HEAT FLUX TO ICE FROM MIXED LAYER (POSITIVE MEANS FLUX INTO ICE |
| 507 |
C AND MELTING) |
| 508 |
DO J=1,sNy |
| 509 |
DO I=1,sNx |
| 510 |
|
| 511 |
C FIND THE FREEZING POINT OF SEAWATER IN THIS CELL |
| 512 |
#ifdef SEAICE_VARIABLE_FREEZING_POINT |
| 513 |
TBC = -0.0575 _d 0*salt(I,J,kSurface,bi,bj) + |
| 514 |
& 0.0901 _d 0 |
| 515 |
#endif /* SEAICE_VARIABLE_FREEZING_POINT */ |
| 516 |
|
| 517 |
c example: theta(i,j,ksurf) = 0, tbc = -2, |
| 518 |
c fmi = -gamm*rhocpw * (0-(-2)) = - 2 * gamm * rhocpw, |
| 519 |
c a NEGATIVE number. Heat flux INTO ice. |
| 520 |
|
| 521 |
F_mi(I,J) = -GAMMA*RHOSW*CPW * |
| 522 |
& (theta(I,J,kSurface,bi,bj) - TBC) |
| 523 |
|
| 524 |
IceGrowthRateMixedLayer(I,J) = F_mi(I,J)*QI; |
| 525 |
ENDDO |
| 526 |
ENDDO |
| 527 |
|
| 528 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 529 |
CADJ STORE S_h(:,:) = comlev1_bibj, |
| 530 |
CADJ & key = iicekey, byte = isbyte |
| 531 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 532 |
|
| 533 |
C CALCULATE THICKNESS DERIVATIVE (S_h) |
| 534 |
DO J=1,sNy |
| 535 |
DO I=1,sNx |
| 536 |
S_h(I,J) = |
| 537 |
& NetExistingIceGrowthRate(I,J)*AREA(I,J,2,bi,bj)+ |
| 538 |
& (1. -AREA(I,J,2,bi,bj))* |
| 539 |
& IceGrowthRateOpenWater(I,J) + |
| 540 |
& IceGrowthRateMixedLayer(I,J) |
| 541 |
|
| 542 |
c Both the accumulation and melt rates are in terms |
| 543 |
c of actual snow thickness. As with ice, multiplying |
| 544 |
c with area converts to mean snow thickness. |
| 545 |
S_hsnow(I,J) = AREA(I,J,2,bi,bj)* ( |
| 546 |
& SnowAccumulationRateOverIce(I,J) - |
| 547 |
& SnowMeltRateFromSurface(I,J) ) |
| 548 |
ENDDO |
| 549 |
ENDDO |
| 550 |
|
| 551 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 552 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 553 |
CADJ & key = iicekey, byte = isbyte |
| 554 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 555 |
CADJ & key = iicekey, byte = isbyte |
| 556 |
CADJ STORE hsnow(:,:,bi,bj) = comlev1_bibj, |
| 557 |
CADJ & key = iicekey, byte = isbyte |
| 558 |
CADJ STORE S_h(:,:) = comlev1_bibj, |
| 559 |
CADJ & key = iicekey, byte = isbyte |
| 560 |
CADJ STORE S_hsnow(:,:) = comlev1_bibj, |
| 561 |
CADJ & key = iicekey, byte = isbyte |
| 562 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 563 |
|
| 564 |
DO J=1,sNy |
| 565 |
DO I=1,sNx |
| 566 |
S_a(I,J) = 0.0 |
| 567 |
C IF THE OPEN WATER GROWTH RATE, F_ao, IS POSITIVE |
| 568 |
C THEN EXTEND ICE AREAL COVER, S_a > 0 |
| 569 |
IF (F_ao(I,J) .GT. 0) THEN |
| 570 |
S_a(I,J) = S_a(I,J) + (ONE - AREA(I,J,2,bi,bj))* |
| 571 |
& IceGrowthRateOpenWater(I,J)/HO |
| 572 |
ELSE |
| 573 |
S_a(I,J) = S_a(I,J) + 0.0 |
| 574 |
ENDIF |
| 575 |
|
| 576 |
|
| 577 |
C REDUCE THE ICE COVER IF ICE IS PRESENT |
| 578 |
IF ( (S_h(I,J) .LT. 0.) .AND. |
| 579 |
& (AREA(I,J,2,bi,bj).GT. 0.) .AND. |
| 580 |
& (HEFF(I,J,2,bi,bj).NE. 0.) ) THEN |
| 581 |
|
| 582 |
S_a(I,J) = S_a(I,J) |
| 583 |
& + AREA(I,J,2,bi,bj)/(2.0*HEFF(I,J,2,bi,bj))* |
| 584 |
& IceGrowthRateOpenWater(I,J)* |
| 585 |
& (1-AREA(I,J,2,bi,bj)) |
| 586 |
ELSE |
| 587 |
S_a(I,J) = S_a(I,J) + 0.0 |
| 588 |
ENDIF |
| 589 |
|
| 590 |
C REDUCE THE ICE COVER IF ICE IS PRESENT |
| 591 |
IF ( (IceGrowthRateMixedLayer(I,J) .LE. 0.) .AND. |
| 592 |
& (AREA(I,J,2,bi,bj).GT. 0.) .AND. |
| 593 |
& (HEFF(I,J,2,bi,bj).NE. 0.) ) THEN |
| 594 |
|
| 595 |
S_a(I,J) = S_a(I,J) |
| 596 |
& + AREA(I,J,2,bi,bj)/(2.0*HEFF(I,J,2,bi,bj))* |
| 597 |
& IceGrowthRateMixedLayer(I,J) |
| 598 |
|
| 599 |
ELSE |
| 600 |
S_a(I,J) = S_a(I,J) + 0.0 |
| 601 |
ENDIF |
| 602 |
|
| 603 |
C REDUCE THE ICE COVER IF ICE IS PRESENT |
| 604 |
IF ( (NetExistingIceGrowthRate(I,J) .LE. 0.) .AND. |
| 605 |
& (AREA(I,J,2,bi,bj).GT. 0.) .AND. |
| 606 |
& (HEFF(I,J,2,bi,bj).NE. 0.) ) THEN |
| 607 |
|
| 608 |
S_a(I,J) = S_a(I,J) |
| 609 |
& + AREA(I,J,2,bi,bj)/(2.0*HEFF(I,J,2,bi,bj))* |
| 610 |
& NetExistingIceGrowthRate(I,J)*AREA(I,J,2,bi,bj) |
| 611 |
|
| 612 |
ELSE |
| 613 |
S_a(I,J) = S_a(I,J) + 0.0 |
| 614 |
ENDIF |
| 615 |
|
| 616 |
ENDDO |
| 617 |
ENDDO |
| 618 |
|
| 619 |
|
| 620 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 621 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 622 |
CADJ & key = iicekey, byte = isbyte |
| 623 |
CADJ STORE hsnow(:,:,bi,bj) = comlev1_bibj, |
| 624 |
CADJ & key = iicekey, byte = isbyte |
| 625 |
CADJ STORE S_a(:,:) = comlev1_bibj, |
| 626 |
CADJ & key = iicekey, byte = isbyte |
| 627 |
CADJ STORE S_h(:,:) = comlev1_bibj, |
| 628 |
CADJ & key = iicekey, byte = isbyte |
| 629 |
CADJ STORE f_ao(:,:) = comlev1_bibj, |
| 630 |
CADJ & key = iicekey, byte = isbyte |
| 631 |
CADJ STORE qswi(:,:) = comlev1_bibj, |
| 632 |
CADJ & key = iicekey, byte = isbyte |
| 633 |
CADJ STORE qswo(:,:) = comlev1_bibj, |
| 634 |
CADJ & key = iicekey, byte = isbyte |
| 635 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 636 |
CADJ & key = iicekey, byte = isbyte |
| 637 |
#endif |
| 638 |
|
| 639 |
C ACTUALLY CHANGE THE AREA AND THICKNESS |
| 640 |
DO J=1,sNy |
| 641 |
DO I=1,sNx |
| 642 |
AREA(I,J,1,bi,bj) = AREA(I,J,2,bi,bj) + |
| 643 |
& SEAICE_deltaTtherm * S_a(I,J) |
| 644 |
C SET LIMIT ON AREA |
| 645 |
AREA(I,J,1,bi,bj) = MIN(1.,AREA(I,J,1,bi,bj)) |
| 646 |
AREA(I,J,1,bi,bj) = MAX(0.,AREA(I,J,1,bi,bj)) |
| 647 |
|
| 648 |
ENDDO |
| 649 |
ENDDO |
| 650 |
|
| 651 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 652 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 653 |
CADJ & key = iicekey, byte = isbyte |
| 654 |
#endif |
| 655 |
DO J=1,sNy |
| 656 |
DO I=1,sNx |
| 657 |
HEFF(I,J,1,bi,bj) = HEFF(I,J,2,bi,bj) + |
| 658 |
& SEAICE_deltaTTherm * S_h(I,J) |
| 659 |
HEFF(I,J,1,bi,bj) = MAX(0.0, HEFF(I,J,1,bi,bj)) |
| 660 |
|
| 661 |
HSNOW(I,J,bi,bj) = HSNOW(I,J,bi,bj) + |
| 662 |
& SEAICE_deltaTTherm * S_hsnow(I,J) |
| 663 |
HSNOW(I,J,bi,bj) = MAX(0.0, HSNOW(I,J,bi,bj)) |
| 664 |
|
| 665 |
IF (AREA(I,J,1,bi,bj) .GT. 0.0) THEN |
| 666 |
HICE_ACTUAL(I,J) = |
| 667 |
& HEFF(I,J,1,bi,bj)/AREA(I,J,1,bi,bj) |
| 668 |
HSNOW_ACTUAL(I,J) = |
| 669 |
& HSNOW(I,J,bi,bj)/AREA(I,J,1,bi,bj) |
| 670 |
ELSE |
| 671 |
HICE_ACTUAL(I,J) = 0.0 |
| 672 |
HSNOW_ACTUAL(I,J) = 0.0 |
| 673 |
ENDIF |
| 674 |
|
| 675 |
ENDDO |
| 676 |
ENDDO |
| 677 |
|
| 678 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 679 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 680 |
CADJ & key = iicekey, byte = isbyte |
| 681 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 682 |
CADJ & key = iicekey, byte = isbyte |
| 683 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 684 |
|
| 685 |
c constrain area is no thickness and vice versa. |
| 686 |
DO J=1,sNy |
| 687 |
DO I=1,sNx |
| 688 |
IF (HEFF(I,J,1,bi,bj) .LE. 0.0 .OR. |
| 689 |
& AREA(I,J,1,bi,bj) .LE. 0.0) THEN |
| 690 |
|
| 691 |
AREA(I,J,1,bi,bj) = 0.0 |
| 692 |
HEFF(I,J,1,bi,bj) = 0.0 |
| 693 |
HICE_ACTUAL(I,J) = 0.0 |
| 694 |
HSNOW(I,J,bi,bj) = 0.0 |
| 695 |
HSNOW_ACTUAL(I,J) = 0.0 |
| 696 |
ENDIF |
| 697 |
ENDDO |
| 698 |
ENDDO |
| 699 |
|
| 700 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 701 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 702 |
CADJ & key = iicekey, byte = isbyte |
| 703 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 704 |
CADJ & key = iicekey, byte = isbyte |
| 705 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 706 |
|
| 707 |
DO J=1,sNy |
| 708 |
DO I=1,sNx |
| 709 |
|
| 710 |
c The amount of new mean thickness we expect to grow |
| 711 |
ExpectedIceVolumeChange(I,J) = S_h(I,J) * |
| 712 |
& SEAICE_deltaTtherm |
| 713 |
|
| 714 |
ExpectedSnowVolumeChange(I,J) = S_hsnow(I,J)* |
| 715 |
& SEAICE_deltaTtherm |
| 716 |
|
| 717 |
c THE EFFECTIVE SHORTWAVE HEATING RATE |
| 718 |
QSW(I,J,bi,bj) = |
| 719 |
& QSWI(I,J) * ( AREA(I,J,2,bi,bj)) + |
| 720 |
& QSWO(I,J) * (1. - AREA(I,J,2,bi,bj)) |
| 721 |
|
| 722 |
ActualNewTotalVolumeChange(I,J) = |
| 723 |
& HEFF(I,J,1,bi,bj) - HEFF(I,J,2,bi,bj) |
| 724 |
|
| 725 |
ActualNewTotalSnowMelt(I,J) = |
| 726 |
& HSNOW_ORIG(I,J) + |
| 727 |
& SnowAccumulationOverIce(I,J) - |
| 728 |
& HSNOW(I,J,bi,bj) |
| 729 |
|
| 730 |
c The latent heat of fusion of the new ice |
| 731 |
EnergyInNewTotalIceVolume(I,J) = |
| 732 |
& ActualNewTotalVolumeChange(I,J)/QI |
| 733 |
|
| 734 |
c THE EFFECTIVE SHORTWAVE HEATING RATE THE LIQUID OCEAN WILL FEEL |
| 735 |
NetEnergyFluxOutOfSystem(I,J) = SEAICE_deltaTtherm * |
| 736 |
& (AREA(I,J,2,bi,bj) * |
| 737 |
& (F_ia_net(I,J) + F_io_net(I,J) + QSWI(I,J)) |
| 738 |
& + (1.0 - AREA(I,J,2,bi,bj)) * F_ao(I,J)) |
| 739 |
|
| 740 |
c THE QUANTITY OF HEAT WHICH IS THE RESIDUAL TO THE QUANTITY OF |
| 741 |
c ML temperature. If the net energy flux is exactly balanced by the |
| 742 |
c latent energy of fusion in the new ice created then we won't |
| 743 |
c change the ML temperature at all. |
| 744 |
|
| 745 |
ResidualHeatOutOfSystem(I,J) = |
| 746 |
& NetEnergyFluxOutOfSystem(I,J) - |
| 747 |
& EnergyInNewTotalIceVolume(I,J) |
| 748 |
|
| 749 |
c Like snow melt, if there is melting, this quantity is positive. |
| 750 |
FreshwaterContribFromIce(I,J) = |
| 751 |
& -ActualNewTotalVolumeChange(I,J)*RHOI/RHOFW |
| 752 |
|
| 753 |
c The freshwater contribution from snow comes only in the form of melt |
| 754 |
c unlike ice, which takes freshwater upon growth and yields freshwater |
| 755 |
c upon melt. Thus, the actual new total snow melt must be determined. |
| 756 |
FreshwaterContribFromSnowMelt(I,J) = |
| 757 |
& ActualNewTotalSnowMelt(I,J)*RHOSN/RHOFW |
| 758 |
|
| 759 |
c This seems to be in m/s, original time level 2 for area |
| 760 |
EmPmR(I,J,bi,bj) = maskC(I,J,kSurface,bi,bj)*( |
| 761 |
& ( EVAP(I,J,bi,bj)-PRECIP(I,J,bi,bj) ) |
| 762 |
& * ( ONE - AREA(I,J,2,bi,bj) ) |
| 763 |
& - PrecipRateOverIceSurfaceToSea(I,J)* |
| 764 |
& AREA(I,J,2,bi,bj) |
| 765 |
& - RUNOFF(I,J,bi,bj) |
| 766 |
& - (FreshwaterContribFromIce(I,J) + |
| 767 |
& FreshwaterContribFromSnowMelt(I,J))/ |
| 768 |
& SEAICE_deltaTtherm) |
| 769 |
|
| 770 |
C THE SHORTWAVE ENERGY FLUX ABSORBED IN THE SURFACE LAYER |
| 771 |
QSW_absorb_in_ML(I,J) = QSW(I,J,bi,bj)* |
| 772 |
& (1.0 - SWFRACB) |
| 773 |
|
| 774 |
C THE SHORTWAVE ENERGY FLUX PENETRATING BELOW THE SURFACE LAYER |
| 775 |
QSW_absorb_below_ML(I,J) = |
| 776 |
& QSW(I,J,bi,bj) - QSW_absorb_in_ML(I,J); |
| 777 |
|
| 778 |
PredictedTemperatureChangeFromQSW(I,J) = |
| 779 |
& - QSW_absorb_in_ML(I,J) * FLUX_TO_DELTA_TEMP |
| 780 |
|
| 781 |
PredictedTemperatureChangeFromOA_MQNET(I,J) = |
| 782 |
& -(QNET(I,J,bi,bj) - QSWO(I,J))*(1. -AREA(I,J,2,bi,bj)) |
| 783 |
& * FLUX_TO_DELTA_TEMP |
| 784 |
|
| 785 |
PredictedTemperatureChangeFromF_IO_NET(I,J) = |
| 786 |
& -F_io_net(I,J)*AREA(I,J,2,bi,bj)*FLUX_TO_DELTA_TEMP |
| 787 |
|
| 788 |
PredictedTemperatureChangeFromF_IA_NET(I,J) = |
| 789 |
& -F_ia_net(I,J)*AREA(I,J,2,bi,bj)*FLUX_TO_DELTA_TEMP |
| 790 |
|
| 791 |
PredictedTemperatureChangeFromNewIceVol(I,J) = |
| 792 |
& EnergyInNewTotalIceVolume(I,J)*ENERGY_TO_DELTA_TEMP |
| 793 |
|
| 794 |
PredictedTemperatureChange(I,J) = |
| 795 |
& PredictedTemperatureChangeFromQSW(I,J) + |
| 796 |
& PredictedTemperatureChangeFromOA_MQNET(I,J) + |
| 797 |
& PredictedTemperatureChangeFromF_IO_NET(I,J) + |
| 798 |
& PredictedTemperatureChangeFromF_IA_NET(I,J) + |
| 799 |
& PredictedTemperatureChangeFromNewIceVol(I,J) |
| 800 |
|
| 801 |
C NOW FORMULATE QNET, which time LEVEL, ORIG 2. |
| 802 |
C THIS QNET WILL DETERMINE THE TEMPERATURE CHANGE OF THE MIXED LAYER |
| 803 |
C QNET IS A DEPTH AVERAGED HEAT FLUX FOR THE OCEAN COLUMN |
| 804 |
C BECAUSE OF THE |
| 805 |
QNET(I,J,bi,bj) = |
| 806 |
& ResidualHeatOutOfSystem(I,J) / SEAICE_deltaTtherm |
| 807 |
|
| 808 |
ENDDO |
| 809 |
ENDDO |
| 810 |
|
| 811 |
|
| 812 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 813 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 814 |
CADJ & key = iicekey, byte = isbyte |
| 815 |
CADJ STORE hsnow(:,:,bi,bj) = comlev1_bibj, |
| 816 |
CADJ & key = iicekey, byte = isbyte |
| 817 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 818 |
CADJ & key = iicekey, byte = isbyte |
| 819 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 820 |
|
| 821 |
DO J=1,sNy |
| 822 |
DO I=1,sNx |
| 823 |
AREA(I,J,1,bi,bj) = AREA(I,J,1,bi,bj)*HEFFM(I,J,bi,bj) |
| 824 |
HEFF(I,J,1,bi,bj) = HEFF(I,J,1,bi,bj)*HEFFM(I,J,bi,bj) |
| 825 |
HSNOW(I,J,bi,bj) = HSNOW(I,J,bi,bj)*HEFFM(I,J,bi,bj) |
| 826 |
ENDDO |
| 827 |
ENDDO |
| 828 |
|
| 829 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 830 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 831 |
CADJ & key = iicekey, byte = isbyte |
| 832 |
CADJ STORE hsnow(:,:,bi,bj) = comlev1_bibj, |
| 833 |
CADJ & key = iicekey, byte = isbyte |
| 834 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 835 |
CADJ & key = iicekey, byte = isbyte |
| 836 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 837 |
|
| 838 |
|
| 839 |
#ifdef ALLOW_SEAICE_FLOODING |
| 840 |
DO J = 1,sNy |
| 841 |
DO I = 1,sNx |
| 842 |
EnergyToMeltSnowAndIce(I,J) = |
| 843 |
& HEFF(I,J,1,bi,bj)/QI + |
| 844 |
& HSNOW(I,J,bi,bj)/QS |
| 845 |
|
| 846 |
deltaHS = FL_C2*( HSNOW_ACTUAL(I,J) - |
| 847 |
& HICE_ACTUAL(I,J)*FL_C3 ) |
| 848 |
|
| 849 |
IF (deltaHS .GT. 0.0) THEN |
| 850 |
deltaHI = FL_C4*deltaHS |
| 851 |
|
| 852 |
HICE_ACTUAL(I,J) = HICE_ACTUAL(I,J) |
| 853 |
& + deltaHI |
| 854 |
|
| 855 |
HSNOW_ACTUAL(I,J)= HSNOW_ACTUAL(I,J) |
| 856 |
& - deltaHS |
| 857 |
|
| 858 |
HEFF(I,J,1,bi,bj)= HICE_ACTUAL(I,J) * |
| 859 |
& AREA(I,J,1,bi,bj) |
| 860 |
|
| 861 |
HSNOW(I,J,bi,bj) = HSNOW_ACTUAL(I,J)* |
| 862 |
& AREA(I,J,1,bi,bj) |
| 863 |
|
| 864 |
EnergyToMeltSnowAndIce2(I,J) = |
| 865 |
& HEFF(I,J,1,bi,bj)/QI + |
| 866 |
& HSNOW(I,J,bi,bj)/QS |
| 867 |
|
| 868 |
#ifdef SEAICE_DEBUG |
| 869 |
print *,'Energy to melt snow+ice: pre,post,delta', |
| 870 |
& EnergyToMeltSnowAndIce(I,J), |
| 871 |
& EnergyToMeltSnowAndIce2(I,J), |
| 872 |
& EnergyToMeltSnowAndIce(I,J) - |
| 873 |
& EnergyToMeltSnowAndIce2(I,J) |
| 874 |
#endif |
| 875 |
ENDIF |
| 876 |
ENDDO |
| 877 |
ENDDO |
| 878 |
#endif |
| 879 |
|
| 880 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 881 |
CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
| 882 |
CADJ & key = iicekey, byte = isbyte |
| 883 |
CADJ STORE hsnow(:,:,bi,bj) = comlev1_bibj, |
| 884 |
CADJ & key = iicekey, byte = isbyte |
| 885 |
CADJ STORE heff(:,:,:,bi,bj) = comlev1_bibj, |
| 886 |
CADJ & key = iicekey, byte = isbyte |
| 887 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 888 |
|
| 889 |
|
| 890 |
#ifdef ATMOSPHERIC_LOADING |
| 891 |
IF ( useRealFreshWaterFlux ) THEN |
| 892 |
DO J=1,sNy |
| 893 |
DO I=1,sNx |
| 894 |
sIceLoad(i,j,bi,bj) = HEFF(I,J,1,bi,bj)* |
| 895 |
& SEAICE_rhoIce + HSNOW(I,J,bi,bj)* 330. _d 0 |
| 896 |
ENDDO |
| 897 |
ENDDO |
| 898 |
ENDIF |
| 899 |
#endif |
| 900 |
|
| 901 |
#ifdef SEAICE_DEBUG |
| 902 |
DO j=1-OLy,sNy+OLy |
| 903 |
DO i=1-OLx,sNx+OLx |
| 904 |
IF ((i .EQ. SEAICE_debugPointX .and. |
| 905 |
& j .EQ. SEAICE_debugPointY)) THEN |
| 906 |
|
| 907 |
print *,'ifsig: myTime,myIter:',myTime,myIter |
| 908 |
|
| 909 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 910 |
& 'ifice i j -------------- ',i,j |
| 911 |
|
| 912 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 913 |
& 'ifice i j IGR(ML OW ICE) ',i,j, |
| 914 |
& IceGrowthRateMixedLayer(i,j), |
| 915 |
& IceGrowthRateOpenWater(i,j), |
| 916 |
& NetExistingIceGrowthRate(i,j), |
| 917 |
& SEAICE_deltaTtherm |
| 918 |
|
| 919 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 920 |
& 'ifice i j F(mi ao) ', |
| 921 |
& i,j,F_mi(i,j), F_ao(i,j) |
| 922 |
|
| 923 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 924 |
& 'ifice i j Fi(a,ant2/1 ont)', |
| 925 |
& i,j,F_ia(i,j), |
| 926 |
& F_ia_net_before_snow(i,j), |
| 927 |
& F_ia_net(i,j), |
| 928 |
& F_io_net(i,j) |
| 929 |
|
| 930 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 931 |
& 'ifice i j AREA2/1 HEFF2/1 ',i,j, |
| 932 |
& AREA(i,j,2,bi,bj), |
| 933 |
& AREA(i,j,1,bi,bj), |
| 934 |
& HEFF(i,j,2,bi,bj), |
| 935 |
& HEFF(i,j,1,bi,bj) |
| 936 |
|
| 937 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 938 |
& 'ifice i j HSNOW2/1 TMX TBC',i,j, |
| 939 |
& HSNOW_ORIG(I,J), |
| 940 |
& HSNOW(I,J,bi,bj), |
| 941 |
& TMIX(i,j,bi,bj)-273.15, |
| 942 |
& TBC |
| 943 |
|
| 944 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 945 |
& 'ifice i j TI ATP LWD ',i,j, |
| 946 |
& TICE(i,j,bi,bj)-273.15, |
| 947 |
& ATEMP(i,j,bi,bj)-273.15, |
| 948 |
& LWDOWN(i,j,bi,bj) |
| 949 |
|
| 950 |
|
| 951 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 952 |
& 'ifice i j S_a S_h S_hsnow ',i,j, |
| 953 |
& S_a(i,j), |
| 954 |
& S_h(i,j), |
| 955 |
& S_hsnow(i,j) |
| 956 |
|
| 957 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 958 |
& 'ifice i j IVC(E A ENIN) ',i,j, |
| 959 |
& ExpectedIceVolumeChange(i,j), |
| 960 |
& ActualNewTotalVolumeChange(i,j), |
| 961 |
& EnergyInNewTotalIceVolume(i,j) |
| 962 |
|
| 963 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 964 |
& 'ifice i j EF(NOS RE) QNET ',i,j, |
| 965 |
& NetEnergyFluxOutOfSystem(i,j), |
| 966 |
& ResidualHeatOutOfSystem(i,j), |
| 967 |
& QNET(I,J,bi,bj) |
| 968 |
|
| 969 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 970 |
& 'ifice i j QSW QSWO QSWI ',i,j, |
| 971 |
& QSW(i,j,bi,bj), |
| 972 |
& QSWO(i,j), |
| 973 |
& QSWI(i,j) |
| 974 |
|
| 975 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 976 |
& 'ifice i j SW(BML IML SW) ',i,j, |
| 977 |
& QSW_absorb_below_ML(i,j), |
| 978 |
& QSW_absorb_in_ML(i,j), |
| 979 |
& SWFRACB |
| 980 |
|
| 981 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 982 |
& 'ifice i j ptc(to, qsw, oa)',i,j, |
| 983 |
& PredictedTemperatureChange(i,j), |
| 984 |
& PredictedTemperatureChangeFromQSW (i,j), |
| 985 |
& PredictedTemperatureChangeFromOA_MQNET(i,j) |
| 986 |
|
| 987 |
|
| 988 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 989 |
& 'ifice i j ptc(fion,ian,ia)',i,j, |
| 990 |
& PredictedTemperatureChangeFromF_IO_NET(i,j), |
| 991 |
& PredictedTemperatureChangeFromF_IA_NET(i,j), |
| 992 |
& PredictedTemperatureChangeFromFIA(i,j) |
| 993 |
|
| 994 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 995 |
& 'ifice i j ptc(niv) ',i,j, |
| 996 |
& PredictedTemperatureChangeFromNewIceVol(i,j) |
| 997 |
|
| 998 |
|
| 999 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 1000 |
& 'ifice i j EmPmR EVP PRE RU',i,j, |
| 1001 |
& EmPmR(I,J,bi,bj), |
| 1002 |
& EVAP(I,J,bi,bj), |
| 1003 |
& PRECIP(I,J,bi,bj), |
| 1004 |
& RUNOFF(I,J,bi,bj) |
| 1005 |
|
| 1006 |
print '(A,2i4,3(1x,1P3E15.4))', |
| 1007 |
& 'ifice i j PRROIS,SAOI(R .)',i,j, |
| 1008 |
& PrecipRateOverIceSurfaceToSea(I,J), |
| 1009 |
& SnowAccumulationRateOverIce(I,J), |
| 1010 |
& SnowAccumulationOverIce(I,J) |
| 1011 |
|
| 1012 |
print '(A,2i4,4(1x,1P3E15.4))', |
| 1013 |
& 'ifice i j SM(PM PMR . .R) ',i,j, |
| 1014 |
& PotSnowMeltFromSurf(I,J), |
| 1015 |
& PotSnowMeltRateFromSurf(I,J), |
| 1016 |
& SnowMeltFromSurface(I,J), |
| 1017 |
& SnowMeltRateFromSurface(I,J) |
| 1018 |
|
| 1019 |
print '(A,2i4,4(1x,1P3E15.4))', |
| 1020 |
& 'ifice i j TotSnwMlt ExSnVC',i,j, |
| 1021 |
& ActualNewTotalSnowMelt(I,J), |
| 1022 |
& ExpectedSnowVolumeChange(I,J) |
| 1023 |
|
| 1024 |
|
| 1025 |
print '(A,2i4,4(1x,1P3E15.4))', |
| 1026 |
& 'ifice i j fw(CFICE, CFSM) ',i,j, |
| 1027 |
& FreshwaterContribFromIce(I,J), |
| 1028 |
& FreshwaterContribFromSnowMelt(I,J) |
| 1029 |
|
| 1030 |
print '(A,2i4,2(1x,1P3E15.4))', |
| 1031 |
& 'ifice i j -------------- ',i,j |
| 1032 |
|
| 1033 |
ENDIF |
| 1034 |
ENDDO |
| 1035 |
ENDDO |
| 1036 |
#endif /* SEAICE_DEBUG */ |
| 1037 |
|
| 1038 |
|
| 1039 |
C BI,BJ'S |
| 1040 |
ENDDO |
| 1041 |
ENDDO |
| 1042 |
|
| 1043 |
RETURN |
| 1044 |
END |
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