1 |
dimitri |
1.29 |
C $Header: /u/gcmpack/MITgcm/pkg/exf/exf_mapfields.F,v 1.28 2013/04/23 19:04:33 dimitri Exp $ |
2 |
jmc |
1.17 |
C $Name: $ |
3 |
heimbach |
1.1 |
|
4 |
edhill |
1.7 |
#include "EXF_OPTIONS.h" |
5 |
heimbach |
1.1 |
|
6 |
jmc |
1.26 |
CBOP 0 |
7 |
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C !ROUTINE: EXF_MAPFIELDS |
8 |
heimbach |
1.1 |
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jmc |
1.26 |
C !INTERFACE: |
10 |
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SUBROUTINE EXF_MAPFIELDS( myTime, myIter, myThid ) |
11 |
heimbach |
1.1 |
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jmc |
1.26 |
C !DESCRIPTION: |
13 |
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C ================================================================== |
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C SUBROUTINE EXF_MAPFIELDS |
15 |
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C ================================================================== |
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C |
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C o Map external forcing fields (ustress, vstress, hflux, sflux, |
18 |
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C swflux, apressure, climsss, climsst, etc.) onto ocean model |
19 |
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C arrays (fu, fv, Qnet, EmPmR, Qsw, pLoad, SSS, SST, etc.). |
20 |
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C This routine is included to separate the ocean state estimation |
21 |
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C tool as much as possible from the ocean model. Unit and sign |
22 |
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C conventions can be customized using variables exf_outscal_*, |
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C which are set in exf_readparms.F. See the header files |
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C EXF_FIELDS.h and FFIELDS.h for definitions of the various input |
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C and output fields and for default unit and sign convetions. |
26 |
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C |
27 |
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C started: Christian Eckert eckert@mit.edu 09-Aug-1999 |
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C |
29 |
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C changed: Christian Eckert eckert@mit.edu 11-Jan-2000 |
30 |
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C - Restructured the code in order to create a package |
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C for the MITgcmUV. |
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C |
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C Christian Eckert eckert@mit.edu 12-Feb-2000 |
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C - Changed Routine names (package prefix: exf_) |
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C |
36 |
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C Patrick Heimbach, heimbach@mit.edu 06-May-2000 |
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C - added and changed CPP flag structure for |
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C ALLOW_BULKFORMULAE, ALLOW_ATM_TEMP |
39 |
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C |
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C Patrick Heimbach, heimbach@mit.edu 23-May-2000 |
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C - sign change of ustress/vstress incorporated into |
42 |
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C scaling factors exf_outscal_ust, exf_outscal_vst |
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C |
44 |
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C mods for pkg/seaice: menemenlis@jpl.nasa.gov 20-Dec-2002 |
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C |
46 |
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C ================================================================== |
47 |
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C SUBROUTINE EXF_MAPFIELDS |
48 |
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C ================================================================== |
49 |
heimbach |
1.1 |
|
50 |
jmc |
1.26 |
C !USES: |
51 |
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IMPLICIT NONE |
52 |
heimbach |
1.1 |
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53 |
jmc |
1.26 |
C == global variables == |
54 |
heimbach |
1.1 |
#include "EEPARAMS.h" |
55 |
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#include "SIZE.h" |
56 |
heimbach |
1.16 |
#include "PARAMS.h" |
57 |
heimbach |
1.1 |
#include "FFIELDS.h" |
58 |
heimbach |
1.8 |
#include "GRID.h" |
59 |
jmc |
1.27 |
#include "DYNVARS.h" |
60 |
heimbach |
1.8 |
|
61 |
jmc |
1.17 |
#include "EXF_PARAM.h" |
62 |
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#include "EXF_CONSTANTS.h" |
63 |
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#include "EXF_FIELDS.h" |
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heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
65 |
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# include "tamc.h" |
66 |
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# include "tamc_keys.h" |
67 |
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#endif |
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heimbach |
1.1 |
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69 |
jmc |
1.26 |
C !INPUT/OUTPUT PARAMETERS: |
70 |
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C myTime :: Current time in simulation |
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C myIter :: Current iteration number |
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C myThid :: my Thread Id number |
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_RL myTime |
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INTEGER myIter |
75 |
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INTEGER myThid |
76 |
heimbach |
1.1 |
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77 |
jmc |
1.26 |
C !LOCAL VARIABLES: |
78 |
jmc |
1.24 |
INTEGER bi,bj |
79 |
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INTEGER i,j,ks |
80 |
jmc |
1.20 |
INTEGER imin, imax |
81 |
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INTEGER jmin, jmax |
82 |
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PARAMETER ( imin = 1-OLx , imax = sNx+OLx ) |
83 |
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PARAMETER ( jmin = 1-OLy , jmax = sNy+OLy ) |
84 |
jmc |
1.26 |
CEOP |
85 |
heimbach |
1.1 |
|
86 |
jmc |
1.24 |
C-- set surface level index: |
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ks = 1 |
88 |
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89 |
jmc |
1.20 |
DO bj = myByLo(myThid),myByHi(myThid) |
90 |
jmc |
1.26 |
DO bi = myBxLo(myThid),myBxHi(myThid) |
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heimbach |
1.2 |
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#ifdef ALLOW_AUTODIFF_TAMC |
93 |
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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) |
96 |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
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act3 = myThid - 1 |
98 |
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max3 = nTx*nTy |
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act4 = ikey_dynamics - 1 |
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ikey = (act1 + 1) + act2*max1 |
101 |
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& + act3*max1*max2 |
102 |
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& + act4*max1*max2*max3 |
103 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
104 |
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105 |
jmc |
1.26 |
C Heat flux. |
106 |
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DO j = jmin,jmax |
107 |
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DO i = imin,imax |
108 |
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Qnet(i,j,bi,bj) = exf_outscal_hflux*hflux(i,j,bi,bj) |
109 |
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ENDDO |
110 |
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ENDDO |
111 |
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IF ( hfluxfile .EQ. ' ' ) THEN |
112 |
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DO j = jmin,jmax |
113 |
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DO i = imin,imax |
114 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) - |
115 |
heimbach |
1.16 |
& exf_outscal_hflux * ( hflux_exfremo_intercept + |
116 |
jmc |
1.26 |
& hflux_exfremo_slope*(myTime-startTime) ) |
117 |
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ENDDO |
118 |
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ENDDO |
119 |
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ENDIF |
120 |
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121 |
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C Salt flux. |
122 |
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DO j = jmin,jmax |
123 |
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DO i = imin,imax |
124 |
jmc |
1.22 |
EmPmR(i,j,bi,bj)= exf_outscal_sflux*sflux(i,j,bi,bj) |
125 |
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& *rhoConstFresh |
126 |
jmc |
1.26 |
ENDDO |
127 |
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ENDDO |
128 |
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IF ( sfluxfile .EQ. ' ' ) THEN |
129 |
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DO j = jmin,jmax |
130 |
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DO i = imin,imax |
131 |
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EmPmR(i,j,bi,bj) = EmPmR(i,j,bi,bj) - rhoConstFresh* |
132 |
heimbach |
1.16 |
& exf_outscal_sflux * ( sflux_exfremo_intercept + |
133 |
jmc |
1.26 |
& sflux_exfremo_slope*(myTime-startTime) ) |
134 |
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ENDDO |
135 |
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ENDDO |
136 |
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ENDIF |
137 |
heimbach |
1.1 |
|
138 |
jmc |
1.27 |
#ifdef ALLOW_ATM_TEMP |
139 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
140 |
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IF ( temp_EvPrRn .NE. UNSET_RL ) THEN |
141 |
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C-- Account for energy content of Precip + RunOff & Evap. Assumes: |
142 |
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C 1) Rain has same temp as Air |
143 |
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C 2) Snow has no heat capacity (consistent with seaice & thsice pkgs) |
144 |
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C 3) No distinction between sea-water Cp and fresh-water Cp |
145 |
dimitri |
1.28 |
C 4) By default, RunOff comes at the temp of surface water (with same Cp); |
146 |
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C ifdef ALLOW_RUNOFTEMP, RunOff temp can be specified in runoftempfile. |
147 |
jmc |
1.27 |
C 5) Evap is released to the Atmos @ surf-temp (=SST); should be using |
148 |
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C the water-vapor heat capacity here and consistently in Bulk-Formulae; |
149 |
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C Could also be put directly into Latent Heat flux. |
150 |
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IF ( snowPrecipFile .NE. ' ' ) THEN |
151 |
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C-- Melt snow (if provided) into the ocean and account for rain-temp |
152 |
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DO j = 1, sNy |
153 |
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DO i = 1, sNx |
154 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) |
155 |
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& + flami*snowPrecip(i,j,bi,bj)*rhoConstFresh |
156 |
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& - HeatCapacity_Cp |
157 |
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& *( atemp(i,j,bi,bj) - cen2kel - temp_EvPrRn ) |
158 |
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& *( precip(i,j,bi,bj)- snowPrecip(i,j,bi,bj) ) |
159 |
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& *rhoConstFresh |
160 |
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ENDDO |
161 |
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ENDDO |
162 |
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ELSE |
163 |
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C-- Make snow (according to Air Temp) and melt it in the ocean |
164 |
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C note: here we just use the same criteria as over seaice but would be |
165 |
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C better to consider a higher altitude air temp, e.g., 850.mb |
166 |
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DO j = 1, sNy |
167 |
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DO i = 1, sNx |
168 |
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IF ( atemp(i,j,bi,bj).LT.cen2kel ) THEN |
169 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) |
170 |
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& + flami*precip(i,j,bi,bj)*rhoConstFresh |
171 |
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ELSE |
172 |
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C-- Account for rain-temp |
173 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) |
174 |
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& - HeatCapacity_Cp |
175 |
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& *( atemp(i,j,bi,bj) - cen2kel - temp_EvPrRn ) |
176 |
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& *precip(i,j,bi,bj)*rhoConstFresh |
177 |
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ENDIF |
178 |
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ENDDO |
179 |
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ENDDO |
180 |
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ENDIF |
181 |
dimitri |
1.29 |
#ifdef ALLOW_RUNOFF |
182 |
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C-- Account for energy content of RunOff: |
183 |
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DO j = 1, sNy |
184 |
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DO i = 1, sNx |
185 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) |
186 |
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& - HeatCapacity_Cp |
187 |
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& *( theta(i,j,ks,bi,bj) - temp_EvPrRn ) |
188 |
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& *runoff(i,j,bi,bj)*rhoConstFresh |
189 |
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ENDDO |
190 |
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ENDDO |
191 |
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#endif |
192 |
dimitri |
1.28 |
C-- Account for energy content of Evap: |
193 |
jmc |
1.27 |
DO j = 1, sNy |
194 |
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DO i = 1, sNx |
195 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) |
196 |
dimitri |
1.28 |
& + HeatCapacity_Cp |
197 |
jmc |
1.27 |
& *( theta(i,j,ks,bi,bj) - temp_EvPrRn ) |
198 |
dimitri |
1.28 |
& *evap(i,j,bi,bj)*rhoConstFresh |
199 |
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Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj)*maskC(i,j,ks,bi,bj) |
200 |
jmc |
1.27 |
ENDDO |
201 |
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ENDDO |
202 |
dimitri |
1.28 |
ENDIF |
203 |
dimitri |
1.29 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
204 |
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#endif /* ALLOW_ATM_TEMP */ |
205 |
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#if defined(ALLOW_RUNOFF) && defined(ALLOW_RUNOFTEMP) |
206 |
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IF ( runoftempfile .NE. ' ' ) THEN |
207 |
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C-- Add energy content of RunOff |
208 |
jmc |
1.27 |
DO j = 1, sNy |
209 |
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DO i = 1, sNx |
210 |
dimitri |
1.28 |
Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) |
211 |
dimitri |
1.29 |
& + HeatCapacity_Cp |
212 |
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& *( theta(i,j,ks,bi,bj) - runoftemp(i,j,bi,bj) ) |
213 |
dimitri |
1.28 |
& *runoff(i,j,bi,bj)*rhoConstFresh |
214 |
jmc |
1.27 |
ENDDO |
215 |
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ENDDO |
216 |
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ENDIF |
217 |
dimitri |
1.29 |
#endif |
218 |
jmc |
1.27 |
|
219 |
heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
220 |
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CADJ STORE ustress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
221 |
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#endif |
222 |
jmc |
1.26 |
DO j = jmin,jmax |
223 |
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DO i = imin,imax |
224 |
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C Zonal wind stress. |
225 |
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IF (ustress(i,j,bi,bj).GT.windstressmax) THEN |
226 |
mlosch |
1.10 |
ustress(i,j,bi,bj)=windstressmax |
227 |
jmc |
1.26 |
ENDIF |
228 |
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ENDDO |
229 |
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ENDDO |
230 |
heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
231 |
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CADJ STORE ustress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
232 |
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#endif |
233 |
jmc |
1.26 |
DO j = jmin,jmax |
234 |
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DO i = imin,imax |
235 |
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IF (ustress(i,j,bi,bj).LT.-windstressmax) THEN |
236 |
mlosch |
1.10 |
ustress(i,j,bi,bj)=-windstressmax |
237 |
jmc |
1.26 |
ENDIF |
238 |
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ENDDO |
239 |
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ENDDO |
240 |
jmc |
1.20 |
IF ( stressIsOnCgrid ) THEN |
241 |
jmc |
1.26 |
DO j = jmin,jmax |
242 |
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DO i = imin+1,imax |
243 |
jmc |
1.20 |
fu(i,j,bi,bj) = exf_outscal_ustress*ustress(i,j,bi,bj) |
244 |
jmc |
1.26 |
ENDDO |
245 |
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ENDDO |
246 |
jmc |
1.20 |
ELSE |
247 |
jmc |
1.26 |
DO j = jmin,jmax |
248 |
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DO i = imin+1,imax |
249 |
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C Shift wind stresses calculated at Grid-center to W/S points |
250 |
heimbach |
1.8 |
fu(i,j,bi,bj) = exf_outscal_ustress* |
251 |
jmc |
1.20 |
& (ustress(i,j,bi,bj)+ustress(i-1,j,bi,bj)) |
252 |
jmc |
1.24 |
& *exf_half*maskW(i,j,ks,bi,bj) |
253 |
jmc |
1.26 |
ENDDO |
254 |
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ENDDO |
255 |
jmc |
1.20 |
ENDIF |
256 |
heimbach |
1.1 |
|
257 |
heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
258 |
|
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CADJ STORE vstress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
259 |
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#endif |
260 |
jmc |
1.26 |
DO j = jmin,jmax |
261 |
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DO i = imin,imax |
262 |
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C Meridional wind stress. |
263 |
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IF (vstress(i,j,bi,bj).GT.windstressmax) THEN |
264 |
mlosch |
1.10 |
vstress(i,j,bi,bj)=windstressmax |
265 |
jmc |
1.26 |
ENDIF |
266 |
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ENDDO |
267 |
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ENDDO |
268 |
heimbach |
1.2 |
#ifdef ALLOW_AUTODIFF_TAMC |
269 |
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CADJ STORE vstress(:,:,bi,bj) = comlev1_bibj, key=ikey, byte=isbyte |
270 |
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#endif |
271 |
jmc |
1.26 |
DO j = jmin,jmax |
272 |
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DO i = imin,imax |
273 |
|
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IF (vstress(i,j,bi,bj).LT.-windstressmax) THEN |
274 |
mlosch |
1.10 |
vstress(i,j,bi,bj)=-windstressmax |
275 |
jmc |
1.26 |
ENDIF |
276 |
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ENDDO |
277 |
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ENDDO |
278 |
jmc |
1.20 |
IF ( stressIsOnCgrid ) THEN |
279 |
jmc |
1.26 |
DO j = jmin+1,jmax |
280 |
|
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DO i = imin,imax |
281 |
jmc |
1.20 |
fv(i,j,bi,bj) = exf_outscal_vstress*vstress(i,j,bi,bj) |
282 |
jmc |
1.26 |
ENDDO |
283 |
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ENDDO |
284 |
jmc |
1.20 |
ELSE |
285 |
jmc |
1.26 |
DO j = jmin+1,jmax |
286 |
|
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DO i = imin,imax |
287 |
|
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C Shift wind stresses calculated at C-points to W/S points |
288 |
heimbach |
1.8 |
fv(i,j,bi,bj) = exf_outscal_vstress* |
289 |
jmc |
1.20 |
& (vstress(i,j,bi,bj)+vstress(i,j-1,bi,bj)) |
290 |
jmc |
1.24 |
& *exf_half*maskS(i,j,ks,bi,bj) |
291 |
jmc |
1.26 |
ENDDO |
292 |
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ENDDO |
293 |
jmc |
1.20 |
ENDIF |
294 |
heimbach |
1.1 |
|
295 |
jmc |
1.26 |
#if defined(ALLOW_ATM_TEMP) || defined(SHORTWAVE_HEATING) |
296 |
|
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C Short wave radiative flux. |
297 |
|
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DO j = jmin,jmax |
298 |
|
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DO i = imin,imax |
299 |
|
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Qsw(i,j,bi,bj) = exf_outscal_swflux*swflux(i,j,bi,bj) |
300 |
|
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ENDDO |
301 |
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ENDDO |
302 |
heimbach |
1.1 |
#endif |
303 |
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|
304 |
|
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#ifdef ALLOW_CLIMSST_RELAXATION |
305 |
jmc |
1.26 |
DO j = jmin,jmax |
306 |
|
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DO i = imin,imax |
307 |
|
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SST(i,j,bi,bj) = exf_outscal_sst*climsst(i,j,bi,bj) |
308 |
|
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ENDDO |
309 |
|
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ENDDO |
310 |
heimbach |
1.1 |
#endif |
311 |
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|
312 |
|
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#ifdef ALLOW_CLIMSSS_RELAXATION |
313 |
jmc |
1.26 |
DO j = jmin,jmax |
314 |
|
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DO i = imin,imax |
315 |
|
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SSS(i,j,bi,bj) = exf_outscal_sss*climsss(i,j,bi,bj) |
316 |
|
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ENDDO |
317 |
|
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ENDDO |
318 |
heimbach |
1.1 |
#endif |
319 |
|
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|
320 |
heimbach |
1.2 |
#ifdef ATMOSPHERIC_LOADING |
321 |
jmc |
1.26 |
DO j = jmin,jmax |
322 |
|
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DO i = imin,imax |
323 |
|
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pLoad(i,j,bi,bj)=exf_outscal_apressure*apressure(i,j,bi,bj) |
324 |
|
|
ENDDO |
325 |
|
|
ENDDO |
326 |
heimbach |
1.2 |
#endif |
327 |
|
|
|
328 |
heimbach |
1.25 |
#ifdef EXF_ALLOW_SEAICE_RELAX |
329 |
jmc |
1.26 |
DO j = jmin,jmax |
330 |
|
|
DO i = imin,imax |
331 |
|
|
obsSIce(i,j,bi,bj) = |
332 |
heimbach |
1.25 |
& exf_outscal_areamask*areamask(i,j,bi,bj) |
333 |
|
|
obsSIce(I,J,bi,bj) = |
334 |
|
|
& MIN(MAX(obsSIce(I,J,bi,bj), 0.d0 ), 1.d0) |
335 |
jmc |
1.26 |
ENDDO |
336 |
|
|
ENDDO |
337 |
heimbach |
1.25 |
#endif |
338 |
|
|
|
339 |
jmc |
1.26 |
ENDDO |
340 |
jmc |
1.20 |
ENDDO |
341 |
heimbach |
1.1 |
|
342 |
jmc |
1.26 |
C-- Update the tile edges. |
343 |
|
|
_EXCH_XY_RS( Qnet, myThid ) |
344 |
|
|
_EXCH_XY_RS( EmPmR, myThid ) |
345 |
cheisey |
1.3 |
CALL EXCH_UV_XY_RS(fu, fv, .TRUE., myThid) |
346 |
jmc |
1.26 |
c#if defined(ALLOW_ATM_TEMP) || defined(SHORTWAVE_HEATING) |
347 |
dimitri |
1.5 |
#ifdef SHORTWAVE_HEATING |
348 |
jmc |
1.26 |
C Qsw used in SHORTWAVE_HEATING code & for diagnostics (<- EXCH not needed) |
349 |
|
|
_EXCH_XY_RS( Qsw, myThid ) |
350 |
heimbach |
1.1 |
#endif |
351 |
|
|
#ifdef ALLOW_CLIMSST_RELAXATION |
352 |
jmc |
1.26 |
_EXCH_XY_RS( SST, myThid ) |
353 |
heimbach |
1.1 |
#endif |
354 |
|
|
#ifdef ALLOW_CLIMSSS_RELAXATION |
355 |
jmc |
1.26 |
_EXCH_XY_RS( SSS, myThid ) |
356 |
heimbach |
1.2 |
#endif |
357 |
|
|
#ifdef ATMOSPHERIC_LOADING |
358 |
jmc |
1.26 |
_EXCH_XY_RS( pLoad, myThid ) |
359 |
heimbach |
1.1 |
#endif |
360 |
heimbach |
1.25 |
#ifdef EXF_ALLOW_SEAICE_RELAX |
361 |
jmc |
1.26 |
_EXCH_XY_RS( obsSIce, myThid ) |
362 |
heimbach |
1.25 |
#endif |
363 |
heimbach |
1.1 |
|
364 |
jmc |
1.20 |
RETURN |
365 |
|
|
END |