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C $Header: /u/gcmpack/MITgcm/pkg/land/LAND_PARAMS.h,v 1.3 2004/03/11 14:42:00 jmc Exp $ |
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C $Name: $ |
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|
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#ifdef ALLOW_LAND |
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C *==========================================================* |
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C | LAND_PARAMS.h |
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C | o Header file for LAND package parameters: |
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C | - basic parameter ( I/O frequency, etc ...) |
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C | - physical constants |
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C | - vertical discretization |
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C *==========================================================* |
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|
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C-- COMMON /LAND_PAR_L/: logical parameters |
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C land_calc_grT :: step forward ground Temperature |
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C land_calc_grW :: step forward soil moiture |
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C land_impl_grT :: solve ground Temperature implicitly |
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C land_calc_snow :: step forward snow thickness |
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C land_calc_alb :: compute albedo of snow over land |
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C land_oldPickup :: restart from an old pickup (= before checkpoint 52l_pre) |
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COMMON /LAND_PAR_L/ |
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& land_calc_grT, land_calc_grW, |
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& land_impl_grT, land_calc_snow, |
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& land_calc_alb, land_oldPickup |
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LOGICAL land_calc_grT |
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LOGICAL land_calc_grW |
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LOGICAL land_impl_grT |
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LOGICAL land_calc_snow |
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LOGICAL land_calc_alb |
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LOGICAL land_oldPickup |
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|
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C-- COMMON /LAND_PAR_C/: Character valued parameters |
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C land_grT_iniFile :: File containing initial ground Temp. |
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C land_grW_iniFile :: File containing initial ground Water. |
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C land_snow_iniFile :: File containing initial snow thickness. |
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COMMON /LAND_PAR_C/ |
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& land_grT_iniFile, land_grW_iniFile, land_snow_iniFile |
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CHARACTER*(MAX_LEN_FNAM) land_grT_iniFile |
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CHARACTER*(MAX_LEN_FNAM) land_grW_iniFile |
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CHARACTER*(MAX_LEN_FNAM) land_snow_iniFile |
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|
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C-- COMMON /LAND_PAR_R/: real-type parameters |
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C land_deltaT :: land model time-step |
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C land_taveFreq :: Frequency^-1 for time-Aver. output (s) |
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C land_diagFreq :: Frequency^-1 for diagnostic output (s) |
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C land_monFreq :: Frequency^-1 for monitor output (s) |
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C land_grdLambda :: Thermal conductivity of the ground (W/m/K) |
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C land_heatCs :: Heat capacity of dry soil (J/m3/K) |
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C land_CpWater :: Heat capacity of water (J/kg/K) |
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C land_wTauDiff :: soil moisture diffusion time scale (s) |
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C land_waterCap :: field capacity per meter of soil (1) |
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C land_fractRunOff:: fraction of water in excess which run-off (1) |
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C land_rhoSnow :: density of snow (kg/m3) |
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C land_rhoLiqW :: density of liquid water (kg/m3) |
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C land_Lfreez :: Latent heat of freezing (J/kg) |
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C recip_Lfreez :: reciprol of Latent heat (kg/J) |
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C land_hMaxSnow :: Maximum snow-thickness (m) |
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C diffKsnow :: thermal conductivity of snow (W/m/K) |
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C timeSnowAge :: snow aging time scale (s) |
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C hNewSnowAge :: new snow thickness that refreshes snow-age (by 1/e) |
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C albColdSnow :: albedo of cold (=dry) new snow (Tsfc < -10) |
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C albWarmSnow :: albedo of warm (=wet) new snow (Tsfc = 0) |
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C albOldSnow :: albedo of old snow (snowAge > 35.d) |
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C hAlbSnow :: snow thickness for albedo transition: snow/ground |
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|
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COMMON /LAND_PAR_R/ |
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& land_deltaT, land_taveFreq, land_diagFreq, land_monFreq, |
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& land_grdLambda, land_heatCs, land_CpWater, |
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& land_wTauDiff, land_waterCap, land_fractRunOff, |
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& land_rhoLiqW, |
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& land_rhoSnow, land_Lfreez, recip_Lfreez, |
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& land_hMaxSnow, diffKsnow, timeSnowAge, hNewSnowAge, |
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& albColdSnow, albWarmSnow, albOldSnow, hAlbSnow |
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|
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_RL land_deltaT, land_taveFreq, land_diagFreq, land_monFreq |
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_RL land_grdLambda, land_heatCs, land_CpWater |
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_RL land_wTauDiff, land_waterCap, land_fractRunOff |
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_RL land_rhoLiqW |
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_RL land_rhoSnow, land_Lfreez, recip_Lfreez |
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_RL land_hMaxSnow, diffKsnow, timeSnowAge, hNewSnowAge |
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_RL albColdSnow, albWarmSnow, albOldSnow, hAlbSnow |
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C-- COMMON /LAND_GRID_R/: layer dependent parameters |
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C land_dzF :: layer thickness |
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C land_rec_dzC :: reciprol vertical spacing (from center to center) |
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COMMON /LAND_GRID_R/ |
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& land_dzF, land_rec_dzC |
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|
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_RL land_dzF(land_nLev), land_rec_dzC(land_nLev) |
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#endif /* ALLOW_LAND */ |
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