| 1 |
jmc |
1.26 |
C $Header: $ |
| 2 |
cnh |
1.5 |
C $Name: $ |
| 3 |
heimbach |
1.1 |
|
| 4 |
edhill |
1.13 |
#include "PACKAGES_CONFIG.h" |
| 5 |
heimbach |
1.1 |
#include "CPP_OPTIONS.h" |
| 6 |
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| 7 |
cnh |
1.5 |
CBOP |
| 8 |
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C !ROUTINE: EXTERNAL_FORCING_SURF |
| 9 |
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C !INTERFACE: |
| 10 |
heimbach |
1.2 |
SUBROUTINE EXTERNAL_FORCING_SURF( |
| 11 |
edhill |
1.16 |
I bi, bj, iMin, iMax, jMin, jMax, |
| 12 |
dimitri |
1.12 |
I myTime, myIter, myThid ) |
| 13 |
cnh |
1.5 |
C !DESCRIPTION: \bv |
| 14 |
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C *==========================================================* |
| 15 |
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C | SUBROUTINE EXTERNAL_FORCING_SURF |
| 16 |
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C | o Determines forcing terms based on external fields |
| 17 |
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C | relaxation terms etc. |
| 18 |
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C *==========================================================* |
| 19 |
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C \ev |
| 20 |
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| 21 |
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C !USES: |
| 22 |
heimbach |
1.1 |
IMPLICIT NONE |
| 23 |
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C === Global variables === |
| 24 |
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#include "SIZE.h" |
| 25 |
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#include "EEPARAMS.h" |
| 26 |
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#include "PARAMS.h" |
| 27 |
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#include "FFIELDS.h" |
| 28 |
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#include "DYNVARS.h" |
| 29 |
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#include "GRID.h" |
| 30 |
jmc |
1.6 |
#include "SURFACE.h" |
| 31 |
dimitri |
1.18 |
#ifdef ALLOW_SEAICE |
| 32 |
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#include "SEAICE.h" |
| 33 |
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#endif /* ALLOW_SEAICE */ |
| 34 |
heimbach |
1.1 |
|
| 35 |
cnh |
1.5 |
C !INPUT/OUTPUT PARAMETERS: |
| 36 |
heimbach |
1.1 |
C === Routine arguments === |
| 37 |
jmc |
1.22 |
C bi,bj :: tile indices |
| 38 |
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C iMin,iMax, jMin,jMax :: Range of points for calculation |
| 39 |
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C myTime :: Current time in simulation |
| 40 |
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C myIter :: Current iteration number in simulation |
| 41 |
cnh |
1.5 |
C myThid :: Thread no. that called this routine. |
| 42 |
dimitri |
1.12 |
_RL myTime |
| 43 |
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INTEGER myIter |
| 44 |
heimbach |
1.1 |
INTEGER myThid |
| 45 |
edhill |
1.16 |
INTEGER bi,bj |
| 46 |
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INTEGER iMin, iMax |
| 47 |
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INTEGER jMin, jMax |
| 48 |
heimbach |
1.1 |
|
| 49 |
cnh |
1.5 |
C !LOCAL VARIABLES: |
| 50 |
heimbach |
1.1 |
C === Local variables === |
| 51 |
edhill |
1.16 |
INTEGER i,j |
| 52 |
mlosch |
1.7 |
C number of surface interface layer |
| 53 |
jmc |
1.22 |
INTEGER ks |
| 54 |
cnh |
1.5 |
CEOP |
| 55 |
heimbach |
1.2 |
|
| 56 |
jmc |
1.26 |
IF ( buoyancyRelation .EQ. 'OCEANICP' ) THEN |
| 57 |
jmc |
1.22 |
ks = Nr |
| 58 |
jmc |
1.26 |
ELSE |
| 59 |
jmc |
1.22 |
ks = 1 |
| 60 |
jmc |
1.26 |
ENDIF |
| 61 |
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| 62 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 63 |
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| 64 |
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IF ( doThetaClimRelax .OR. doSaltClimRelax ) THEN |
| 65 |
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C-- Start with surface restoring term : |
| 66 |
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| 67 |
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DO j = jMin, jMax |
| 68 |
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DO i = iMin, iMax |
| 69 |
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#ifdef ALLOW_SEAICE |
| 70 |
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C Don't restore under sea-ice |
| 71 |
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C Heat Flux (restoring term) : |
| 72 |
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surfaceForcingT(i,j,bi,bj) = |
| 73 |
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& -lambdaThetaClimRelax * (1-AREA(i,j,1,bi,bj)) |
| 74 |
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& *(theta(i,j,ks,bi,bj)-SST(i,j,bi,bj)) |
| 75 |
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& *drF(ks)*hFacC(i,j,ks,bi,bj) |
| 76 |
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C Salt Flux (restoring term) : |
| 77 |
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surfaceForcingS(i,j,bi,bj) = |
| 78 |
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& -lambdaSaltClimRelax * (1-AREA(i,j,1,bi,bj)) |
| 79 |
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& *(salt(i,j,ks,bi,bj)-SSS(i,j,bi,bj)) |
| 80 |
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& *drF(ks)*hFacC(i,j,ks,bi,bj) |
| 81 |
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#else /* ifndef ALLOW_SEAICE */ |
| 82 |
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C Heat Flux (restoring term) : |
| 83 |
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IF ( abs(yC(i,j,bi,bj)).LE.latBandClimRelax ) THEN |
| 84 |
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surfaceForcingT(i,j,bi,bj) = |
| 85 |
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& -lambdaThetaClimRelax |
| 86 |
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& *(theta(i,j,ks,bi,bj)-SST(i,j,bi,bj)) |
| 87 |
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& *drF(ks)*hFacC(i,j,ks,bi,bj) |
| 88 |
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C Salt Flux (restoring term) : |
| 89 |
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surfaceForcingS(i,j,bi,bj) = |
| 90 |
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& -lambdaSaltClimRelax |
| 91 |
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& *(salt(i,j,ks,bi,bj)-SSS(i,j,bi,bj)) |
| 92 |
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& *drF(ks)*hFacC(i,j,ks,bi,bj) |
| 93 |
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ELSE |
| 94 |
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surfaceForcingT(i,j,bi,bj) = 0. _d 0 |
| 95 |
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surfaceForcingS(i,j,bi,bj) = 0. _d 0 |
| 96 |
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ENDIF |
| 97 |
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#endif /* ALLOW_SEAICE */ |
| 98 |
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ENDDO |
| 99 |
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ENDDO |
| 100 |
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| 101 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 102 |
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#ifdef NONLIN_FRSURF |
| 103 |
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C- T,S surface forcing will be applied (thermodynamics) after the update |
| 104 |
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C of surf.thickness (hFac): account for change in surf.thickness |
| 105 |
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IF (staggerTimeStep.AND.nonlinFreeSurf.GT.0) THEN |
| 106 |
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IF (select_rStar.GT.0) THEN |
| 107 |
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DO j=jMin,jMax |
| 108 |
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DO i=iMin,iMax |
| 109 |
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surfaceForcingT(i,j,bi,bj) = surfaceForcingT(i,j,bi,bj) |
| 110 |
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& * rStarExpC(i,j,bi,bj) |
| 111 |
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surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
| 112 |
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& * rStarExpC(i,j,bi,bj) |
| 113 |
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ENDDO |
| 114 |
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ENDDO |
| 115 |
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ELSE |
| 116 |
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DO j=jMin,jMax |
| 117 |
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DO i=iMin,iMax |
| 118 |
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IF (ks.EQ.ksurfC(i,j,bi,bj)) THEN |
| 119 |
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surfaceForcingT(i,j,bi,bj) = surfaceForcingT(i,j,bi,bj) |
| 120 |
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& *recip_hFacC(i,j,ks,bi,bj)*hFac_surfC(i,j,bi,bj) |
| 121 |
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surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
| 122 |
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& *recip_hFacC(i,j,ks,bi,bj)*hFac_surfC(i,j,bi,bj) |
| 123 |
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ENDIF |
| 124 |
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ENDDO |
| 125 |
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ENDDO |
| 126 |
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ENDIF |
| 127 |
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ENDIF |
| 128 |
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#endif /* NONLIN_FRSURF */ |
| 129 |
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| 130 |
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ELSE |
| 131 |
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C-- No restoring for T & S : set surfaceForcingT,S to zero : |
| 132 |
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| 133 |
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DO j = jMin, jMax |
| 134 |
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DO i = iMin, iMax |
| 135 |
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surfaceForcingT(i,j,bi,bj) = 0. _d 0 |
| 136 |
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surfaceForcingS(i,j,bi,bj) = 0. _d 0 |
| 137 |
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ENDDO |
| 138 |
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ENDDO |
| 139 |
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| 140 |
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C-- end restoring / no restoring block. |
| 141 |
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ENDIF |
| 142 |
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| 143 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 144 |
mlosch |
1.7 |
|
| 145 |
jmc |
1.14 |
C-- Surface Fluxes : |
| 146 |
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| 147 |
edhill |
1.16 |
DO j = jMin, jMax |
| 148 |
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DO i = iMin, iMax |
| 149 |
heimbach |
1.1 |
|
| 150 |
jmc |
1.26 |
C Zonal wind stress fu: |
| 151 |
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surfaceForcingU(i,j,bi,bj) = |
| 152 |
mlosch |
1.7 |
& fu(i,j,bi,bj)*horiVertRatio*recip_rhoConst |
| 153 |
jmc |
1.26 |
C Meridional wind stress fv: |
| 154 |
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surfaceForcingV(i,j,bi,bj) = |
| 155 |
mlosch |
1.7 |
& fv(i,j,bi,bj)*horiVertRatio*recip_rhoConst |
| 156 |
jmc |
1.26 |
C Net heat flux Qnet: |
| 157 |
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surfaceForcingT(i,j,bi,bj) = surfaceForcingT(i,j,bi,bj) |
| 158 |
jmc |
1.24 |
& - ( Qnet(i,j,bi,bj) |
| 159 |
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#ifdef SHORTWAVE_HEATING |
| 160 |
jmc |
1.26 |
& -Qsw(i,j,bi,bj) |
| 161 |
jmc |
1.24 |
#endif |
| 162 |
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& ) *recip_Cp*horiVertRatio*recip_rhoConst |
| 163 |
jmc |
1.14 |
C Net Salt Flux : |
| 164 |
jmc |
1.26 |
surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
| 165 |
jmc |
1.14 |
& -saltFlux(i,j,bi,bj)*horiVertRatio*recip_rhoConst |
| 166 |
edhill |
1.16 |
|
| 167 |
heimbach |
1.2 |
ENDDO |
| 168 |
edhill |
1.16 |
ENDDO |
| 169 |
jmc |
1.14 |
|
| 170 |
jmc |
1.22 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 171 |
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C-- Fresh-water flux |
| 172 |
jmc |
1.6 |
|
| 173 |
jmc |
1.22 |
#ifdef EXACT_CONSERV |
| 174 |
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c NB: synchronous time step: PmEpR lag 1 time step behind EmPmR |
| 175 |
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c to stay consitent with volume change (=d/dt etaH). |
| 176 |
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IF ( staggerTimeStep ) THEN |
| 177 |
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DO j=1,sNy |
| 178 |
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DO i=1,sNx |
| 179 |
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PmEpR(i,j,bi,bj) = -EmPmR(i,j,bi,bj) |
| 180 |
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ENDDO |
| 181 |
edhill |
1.16 |
ENDDO |
| 182 |
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ENDIF |
| 183 |
jmc |
1.14 |
|
| 184 |
edhill |
1.16 |
IF ( (nonlinFreeSurf.GT.0 .OR. buoyancyRelation.EQ.'OCEANICP') |
| 185 |
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& .AND. useRealFreshWaterFlux ) THEN |
| 186 |
jmc |
1.6 |
|
| 187 |
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c- NonLin_FrSurf and RealFreshWaterFlux : PmEpR effectively changes |
| 188 |
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c the water column height ; temp., salt, (tracer) flux associated |
| 189 |
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c with this input/output of water is added here to the surface tendency. |
| 190 |
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c |
| 191 |
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| 192 |
edhill |
1.16 |
IF (temp_EvPrRn.NE.UNSET_RL) THEN |
| 193 |
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DO j = jMin, jMax |
| 194 |
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DO i = iMin, iMax |
| 195 |
jmc |
1.26 |
surfaceForcingT(i,j,bi,bj) = surfaceForcingT(i,j,bi,bj) |
| 196 |
edhill |
1.16 |
& + PmEpR(i,j,bi,bj) |
| 197 |
jmc |
1.22 |
& *( temp_EvPrRn - theta(i,j,ks,bi,bj) ) |
| 198 |
edhill |
1.16 |
& *convertEmP2rUnit |
| 199 |
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ENDDO |
| 200 |
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ENDDO |
| 201 |
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ENDIF |
| 202 |
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| 203 |
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IF (salt_EvPrRn.NE.UNSET_RL) THEN |
| 204 |
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DO j = jMin, jMax |
| 205 |
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DO i = iMin, iMax |
| 206 |
jmc |
1.26 |
surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
| 207 |
edhill |
1.16 |
& + PmEpR(i,j,bi,bj) |
| 208 |
jmc |
1.22 |
& *( salt_EvPrRn - salt(i,j,ks,bi,bj) ) |
| 209 |
edhill |
1.16 |
& *convertEmP2rUnit |
| 210 |
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ENDDO |
| 211 |
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ENDDO |
| 212 |
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ENDIF |
| 213 |
jmc |
1.6 |
|
| 214 |
jmc |
1.11 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 215 |
edhill |
1.16 |
ELSE |
| 216 |
jmc |
1.22 |
#else /* EXACT_CONSERV */ |
| 217 |
edhill |
1.16 |
IF (.TRUE.) THEN |
| 218 |
jmc |
1.22 |
#endif /* EXACT_CONSERV */ |
| 219 |
jmc |
1.11 |
|
| 220 |
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c- EmPmR does not really affect the water column height (for tracer budget) |
| 221 |
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c and is converted to a salt tendency. |
| 222 |
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| 223 |
edhill |
1.16 |
IF (convertFW2Salt .EQ. -1.) THEN |
| 224 |
jmc |
1.11 |
c- converts EmPmR to salinity tendency using surface local salinity |
| 225 |
edhill |
1.16 |
DO j = jMin, jMax |
| 226 |
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DO i = iMin, iMax |
| 227 |
jmc |
1.26 |
surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
| 228 |
jmc |
1.22 |
& + EmPmR(i,j,bi,bj)*salt(i,j,ks,bi,bj) |
| 229 |
edhill |
1.16 |
& *convertEmP2rUnit |
| 230 |
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ENDDO |
| 231 |
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ENDDO |
| 232 |
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ELSE |
| 233 |
jmc |
1.11 |
c- converts EmPmR to virtual salt flux using uniform salinity (default=35) |
| 234 |
edhill |
1.16 |
DO j = jMin, jMax |
| 235 |
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DO i = iMin, iMax |
| 236 |
jmc |
1.26 |
surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
| 237 |
edhill |
1.16 |
& + EmPmR(i,j,bi,bj)*convertFW2Salt |
| 238 |
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& *convertEmP2rUnit |
| 239 |
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ENDDO |
| 240 |
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ENDDO |
| 241 |
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ENDIF |
| 242 |
jmc |
1.11 |
|
| 243 |
edhill |
1.16 |
ENDIF |
| 244 |
heimbach |
1.20 |
|
| 245 |
jmc |
1.11 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 246 |
jmc |
1.25 |
|
| 247 |
dimitri |
1.12 |
#ifdef ALLOW_PTRACERS |
| 248 |
edhill |
1.16 |
IF ( usePTRACERS ) THEN |
| 249 |
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CALL PTRACERS_FORCING_SURF( |
| 250 |
heimbach |
1.20 |
I bi, bj, iMin, iMax, jMin, jMax, |
| 251 |
|
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I myTime,myIter,myThid ) |
| 252 |
edhill |
1.16 |
ENDIF |
| 253 |
dimitri |
1.12 |
#endif /* ALLOW_PTRACERS */ |
| 254 |
jmc |
1.11 |
|
| 255 |
|
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#ifdef ATMOSPHERIC_LOADING |
| 256 |
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| 257 |
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C-- Atmospheric surface Pressure loading : |
| 258 |
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| 259 |
jmc |
1.23 |
IF ( buoyancyRelation .EQ. 'OCEANIC' ) THEN |
| 260 |
|
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IF ( useRealFreshWaterFlux ) THEN |
| 261 |
|
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DO j = jMin, jMax |
| 262 |
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DO i = iMin, iMax |
| 263 |
|
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phi0surf(i,j,bi,bj) = ( pload(i,j,bi,bj) |
| 264 |
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& +sIceLoad(i,j,bi,bj)*gravity |
| 265 |
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& )*recip_rhoConst |
| 266 |
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ENDDO |
| 267 |
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ENDDO |
| 268 |
|
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ELSE |
| 269 |
edhill |
1.16 |
DO j = jMin, jMax |
| 270 |
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DO i = iMin, iMax |
| 271 |
|
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phi0surf(i,j,bi,bj) = pload(i,j,bi,bj)*recip_rhoConst |
| 272 |
jmc |
1.11 |
ENDDO |
| 273 |
edhill |
1.16 |
ENDDO |
| 274 |
jmc |
1.23 |
ENDIF |
| 275 |
edhill |
1.16 |
ELSEIF ( buoyancyRelation .eq. 'OCEANICP' ) THEN |
| 276 |
jmc |
1.11 |
C-- This is a hack used to read phi0surf from a file (ploadFile) |
| 277 |
|
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C instead of computing it from bathymetry & density ref. profile. |
| 278 |
|
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C The true atmospheric P-loading is not yet implemented for P-coord |
| 279 |
|
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C (requires time varying dP(Nr) like dP(k-bottom) with NonLin FS). |
| 280 |
edhill |
1.16 |
DO j = jMin, jMax |
| 281 |
|
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DO i = iMin, iMax |
| 282 |
|
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phi0surf(i,j,bi,bj) = pload(i,j,bi,bj) |
| 283 |
jmc |
1.11 |
ENDDO |
| 284 |
edhill |
1.16 |
ENDDO |
| 285 |
|
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ENDIF |
| 286 |
jmc |
1.11 |
|
| 287 |
|
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#endif /* ATMOSPHERIC_LOADING */ |
| 288 |
heimbach |
1.20 |
|
| 289 |
|
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#ifdef ALLOW_EBM |
| 290 |
jmc |
1.26 |
c-- Values for surfaceForcingT, surfaceForcingS |
| 291 |
heimbach |
1.20 |
c are overwritten by those produced by EBM |
| 292 |
heimbach |
1.21 |
cph AD recomputation problems if these IF useEBM are used |
| 293 |
|
|
cph IF ( useEBM ) THEN |
| 294 |
heimbach |
1.20 |
CALL EBM_FORCING_SURF( |
| 295 |
|
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I bi, bj, iMin, iMax, jMin, jMax, |
| 296 |
|
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I myTime,myIter,myThid ) |
| 297 |
heimbach |
1.21 |
cph ENDIF |
| 298 |
heimbach |
1.20 |
#endif |
| 299 |
jmc |
1.17 |
|
| 300 |
|
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#ifdef ALLOW_TIMEAVE |
| 301 |
jmc |
1.22 |
c IF ( taveFreq .NE. 0. _d 0 ) THEN |
| 302 |
|
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c CALL TIMEAVE_SURF_FLUX( bi, bj, myTime, myIter, myThid) |
| 303 |
|
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c ENDIF |
| 304 |
jmc |
1.17 |
#endif /* ALLOW_TIMEAVE */ |
| 305 |
heimbach |
1.1 |
|
| 306 |
|
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RETURN |
| 307 |
|
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END |
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