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C $Header: /u/u0/gcmpack/MITgcm/model/inc/FFIELDS.h,v 1.16 2003/02/18 05:33:53 dimitri Exp $ |
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C $Name: $ |
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CBOP |
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C !ROUTINE: FFIELDS.h |
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C !INTERFACE: |
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C include "FFIELDS.h" |
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C !DESCRIPTION: |
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C \bv |
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C *==========================================================* |
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C | FFIELDS.h |
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C | o Model forcing fields |
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C *==========================================================* |
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C | More flexible surface forcing configurations are |
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C | available via pkg/exf and pkg/seaice |
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C *==========================================================* |
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C \ev |
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CEOP |
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C |
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C fu :: Zonal surface wind stress in N/m^2 |
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C > 0 for increase in uVel, which is west to |
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C east for cartesian and spherical polar grids |
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C Typical range: -0.5 < fu < 0.5 |
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C Southwest C-grid U point |
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C |
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C fv :: Meridional surface wind stress in N/m^2 |
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C > 0 for increase in vVel, which is south to |
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C north for cartesian and spherical polar grids |
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C Typical range: -0.5 < fv < 0.5 |
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C Southwest C-grid V point |
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C |
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C EmPmR :: Net upward freshwater flux in m/s |
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C EmPmR = Evaporation - precipitation - runoff |
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C > 0 for increase in salt (ocean salinity) |
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C Typical range: -1e-7 < EmPmR < 1e-7 |
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C Southwest C-grid tracer point |
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C |
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C Qnet :: Net upward surface heat flux excluding shortwave in W/m^2 |
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C Qnet = latent + sensible + net longwave |
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C > 0 for decrease in theta (ocean cooling) |
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C Typical range: -250 < Qnet < 600 |
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C Southwest C-grid tracer point |
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C |
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C NOTE: #ifndef SHORTWAVE_HEATING, |
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C Qnet = latent + sensible + net longwave + net shortwave |
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C |
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C Qsw :: Net upward shortwave radiation in W/m^2 |
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C Qsw = - ( downward - ice and snow absorption - reflected ) |
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C > 0 for decrease in theta (ocean cooling) |
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C Typical range: -350 < Qsw < 0 |
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C Southwest C-grid tracer point |
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C |
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C dQdT :: Thermal relaxation coefficient in W/m^2/degrees |
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C Southwest C-grid tracer point |
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C |
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C SST :: Sea surface temperature in degrees C for relaxation |
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C Southwest C-grid tracer point |
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C |
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C SSS :: Sea surface salinity in psu for relaxation |
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C Southwest C-grid tracer point |
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C |
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C pload :: for the ocean: atmospheric pressure at z=eta |
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C Units are Pa=N/m^2 |
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C for the atmosphere: geopotential of the orography |
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C Units are meters (converted) |
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C |
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C thetaRef :: Three dimensional reference theta for boundary relaxation |
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C saltRef :: Three dimensional reference salinity for boundary relaxation |
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COMMON /FFIELDS/ |
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& fu |
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& , fv |
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& , Qnet |
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& , Qsw |
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& , dQdT |
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& , EmPmR |
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& , SST |
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& , SSS |
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#ifdef ATMOSPHERIC_LOADING |
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& , pload |
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#endif |
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& , thetaRef |
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& , saltRef |
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_RS fu (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS fv (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS Qnet (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#ifdef SHORTWAVE_HEATING |
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_RS Qsw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#else |
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_RS Qsw (1,1,1,1) |
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#endif |
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_RS dQdT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS EmPmR (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS SST (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS SSS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#ifdef ATMOSPHERIC_LOADING |
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_RS pload (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#endif |
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_RS thetaRef (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RS saltRef (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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#ifndef INCLUDE_EXTERNAL_FORCING_PACKAGE |
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C taux[01] :: Temp. for zonal wind stress |
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C tauy[01] :: Temp. for merid. wind stress |
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C qnet[01] :: Temp. for heat flux |
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C empmr[01] :: Temp. for fresh water flux |
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C sst[01] :: Temp. for theta climatalogy |
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C sss[01] :: Temp. for theta climatalogy |
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C qsw[01] :: Temp. for short wave component of heat flux |
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C [01] :: End points for interpolation |
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C Above use static heap storage to allow exchange. |
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COMMON /TDFIELDS/ |
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& taux0, tauy0, Qnet0, EmPmR0, SST0, SSS0, |
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& taux1, tauy1, Qnet1, EmPmR1, SST1, SSS1 |
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#ifdef SHORTWAVE_HEATING |
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& , Qsw0, Qsw1 |
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#endif |
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#ifdef ATMOSPHERIC_LOADING |
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& , pload0, pload1 |
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#endif |
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_RS taux0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS tauy0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS Qnet0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS EmPmR0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS SST0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS SSS0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS taux1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS tauy1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS Qnet1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS EmPmR1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS SST1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS SSS1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#ifdef ATMOSPHERIC_LOADING |
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_RS pload0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS pload1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#endif |
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#ifdef SHORTWAVE_HEATING |
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_RS Qsw1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS Qsw0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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#endif |
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#endif /* INCLUDE_EXTERNAL_FORCING_PACKAGE undef */ |
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C surfaceTendencyU (units are m/s^2) |
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C -> usage in gU: gU = gU + surfaceTendencyU[m/s^2] |
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C |
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C surfaceTendencyV (units are m/s^2) |
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C -> usage in gV: gV = gV + surfaceTendencyV[m/s^2] |
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C |
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C surfaceTendencyS (units are psu/s) |
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C - EmPmR plus salinity relaxation term |
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C -> calculate -lambda*(S(model)-S(clim)) |
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C -> usage in gS: gS = gS + surfaceTendencyS[psu/s] |
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C |
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C surfaceTendencyT (units are degrees/s) |
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C - Qnet plus temp. relaxation |
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C -> calculate -lambda*(T(model)-T(clim)) |
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C >>> Qnet assumed to be total flux minus s/w rad. <<< |
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C -> usage in gT: gT = gT + surfaceTendencyT[K/s] |
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C |
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COMMON /TENDENCY_FORCING/ |
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& surfaceTendencyU, |
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& surfaceTendencyV, |
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& surfaceTendencyT, |
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& surfaceTendencyS, |
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& tempQsw |
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_RS surfaceTendencyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS surfaceTendencyV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS surfaceTendencyT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS surfaceTendencyS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RS tempQsw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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