| 1 |
edhill |
1.13 |
C $Header: /u/u3/gcmpack/MITgcm/pkg/aim/aim_do_atmos_physics.F,v 1.12 2002/11/22 03:04:44 jmc Exp $ |
| 2 |
jmc |
1.3 |
C $Name: $ |
| 3 |
adcroft |
1.2 |
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| 4 |
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#include "AIM_OPTIONS.h" |
| 5 |
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| 6 |
jmc |
1.12 |
SUBROUTINE AIM_DO_PHYSICS( bi, bj, currentTime, myIter, myThid ) |
| 7 |
jmc |
1.11 |
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| 8 |
adcroft |
1.2 |
C /==================================================================\ |
| 9 |
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C | S/R AIM_DO_ATMOS_PHYSICS | |
| 10 |
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C |==================================================================| |
| 11 |
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C | Interface interface between atmospheric physics package and the | |
| 12 |
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C | dynamical model. | |
| 13 |
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C | Routine calls physics pacakge after mapping model variables to | |
| 14 |
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C | the package grid. Package should derive and set tendency terms | |
| 15 |
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C | which can be included as external forcing terms in the dynamical | |
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C | tendency routines. Packages should communicate this information | |
| 17 |
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C | through common blocks. | |
| 18 |
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C \==================================================================/ |
| 19 |
jmc |
1.10 |
IMPLICIT NONE |
| 20 |
adcroft |
1.2 |
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| 21 |
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C -------------- Global variables ------------------------------------ |
| 22 |
jmc |
1.10 |
C-- size for MITgcm & Physics package : |
| 23 |
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#include "AIM_SIZE.h" |
| 24 |
cnh |
1.4 |
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| 25 |
jmc |
1.10 |
C-- MITgcm |
| 26 |
adcroft |
1.2 |
#include "EEPARAMS.h" |
| 27 |
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#include "PARAMS.h" |
| 28 |
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#include "DYNVARS.h" |
| 29 |
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#include "GRID.h" |
| 30 |
cnh |
1.4 |
#include "SURFACE.h" |
| 31 |
jmc |
1.10 |
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| 32 |
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C-- Physics package |
| 33 |
cnh |
1.4 |
#include "AIM_FFIELDS.h" |
| 34 |
jmc |
1.10 |
#include "AIM_GRID.h" |
| 35 |
cnh |
1.4 |
#include "com_physvar.h" |
| 36 |
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#include "com_forcing1.h" |
| 37 |
adcroft |
1.2 |
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| 38 |
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C -------------- Routine arguments ----------------------------------- |
| 39 |
jmc |
1.11 |
c _RL phi_hyd(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr) |
| 40 |
adcroft |
1.2 |
_RL currentTime |
| 41 |
jmc |
1.12 |
INTEGER myIter, myThid |
| 42 |
cnh |
1.4 |
INTEGER bi, bj |
| 43 |
adcroft |
1.2 |
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| 44 |
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#ifdef ALLOW_AIM |
| 45 |
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C -------------- Local variables ------------------------------------- |
| 46 |
jmc |
1.10 |
C I,J,K,I2 - Loop counters |
| 47 |
adcroft |
1.2 |
C tYear - Fraction into year |
| 48 |
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C hInital - Initial height of pressure surfaces (m) |
| 49 |
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C pSurfs - Pressure surfaces (Pa) |
| 50 |
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C Katm - Atmospheric K index |
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INTEGER I |
| 52 |
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INTEGER I2 |
| 53 |
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INTEGER J |
| 54 |
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INTEGER K |
| 55 |
jmc |
1.10 |
_RL tYear |
| 56 |
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_RL hInitial(Nr) |
| 57 |
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_RL hInitialW(Nr) |
| 58 |
jmc |
1.8 |
DATA hInitial / 17338.0,10090.02,5296.88,2038.54,418.038/ |
| 59 |
adcroft |
1.2 |
SAVE hInitial |
| 60 |
jmc |
1.8 |
DATA hInitialW / 15090.4, 8050.96, 4087.75, 1657.54, 0. / |
| 61 |
jmc |
1.10 |
_RL pSurfs(Nr) |
| 62 |
jmc |
1.8 |
DATA pSurfs / 75.D2, 250.D2, 500.D2, 775.D2, 950.D2 / |
| 63 |
adcroft |
1.2 |
SAVE pSurfs |
| 64 |
jmc |
1.10 |
_RL pSurfw(Nr) |
| 65 |
jmc |
1.8 |
DATA pSurfw / 150.D2, 350.D2, 650.D2, 900.D2, 1000.D2 / |
| 66 |
adcroft |
1.2 |
SAVE pSurfw |
| 67 |
jmc |
1.10 |
_RL RD |
| 68 |
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_RL CPAIR |
| 69 |
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_RL pGround |
| 70 |
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_RL RhoG1(sNx*sNy,Nr) |
| 71 |
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c _RL phiTotal(sNx,sNy,Nr) |
| 72 |
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c _RL phiTCount |
| 73 |
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c _RL phiTSum |
| 74 |
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c _RL ans |
| 75 |
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c _RL pvoltotNiv5 |
| 76 |
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c SAVE pvoltotNiv5 |
| 77 |
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c _RL ptotalNiv5 |
| 78 |
adcroft |
1.2 |
INTEGER Katm |
| 79 |
cnh |
1.4 |
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| 80 |
adcroft |
1.2 |
pGround = 1.D5 |
| 81 |
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CPAIR = 1004 |
| 82 |
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RD = 287 |
| 83 |
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| 84 |
cnh |
1.4 |
CALL AIM_DYN2AIM( bi, bj, currentTime, myThid ) |
| 85 |
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| 86 |
adcroft |
1.2 |
C Physics package works with sub-domains 1:sNx,1:sNy,1:Nr. |
| 87 |
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C Internal index mapping is linear in X and Y with a second |
| 88 |
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C dimension for the vertical. |
| 89 |
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| 90 |
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C Adjustment for heave due to mean heating/cooling |
| 91 |
edhill |
1.13 |
C ( I do not think the old formula was strictly "correct" for orography |
| 92 |
adcroft |
1.2 |
C but I have implemented it as was for now. As implemented |
| 93 |
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C the mean heave of the bottom (K=Nr) level is calculated rather than |
| 94 |
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C the mean heave of the base of the atmosphere. ) |
| 95 |
jmc |
1.10 |
c phiTCount = 0. |
| 96 |
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c phiTSum = 0. |
| 97 |
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c DO K=1,Nr |
| 98 |
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c DO J=1,sNy |
| 99 |
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c DO I=1,sNx |
| 100 |
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c phiTotal(I,J,K) = etaN(i,j,bi,bj) |
| 101 |
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c phiTCount = phiTCount + hFacC(i,j,Nr,bi,bj) |
| 102 |
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c ENDDO |
| 103 |
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c ENDDO |
| 104 |
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c ENDDO |
| 105 |
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c DO K=1,Nr |
| 106 |
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c DO J=1,sNy |
| 107 |
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c DO I=1,sNx |
| 108 |
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c phiTotal(I,J,K) = phiTotal(I,J,K) + |
| 109 |
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c & recip_rhoConst*(phi_hyd(i,j,k)) |
| 110 |
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c ENDDO |
| 111 |
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c ENDDO |
| 112 |
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c ENDDO |
| 113 |
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c DO J=1,sNy |
| 114 |
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c DO I=1,sNx |
| 115 |
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c phiTSum = phiTSum + phiTotal(I,J,Nr) |
| 116 |
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c ENDDO |
| 117 |
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c ENDDO |
| 118 |
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c ans = phiTCount |
| 119 |
adcroft |
1.2 |
C _GLOBAL_SUM_R8( phiTCount, myThid ) |
| 120 |
jmc |
1.10 |
c phiTcount = ans |
| 121 |
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c ans = phiTSum |
| 122 |
adcroft |
1.2 |
C _GLOBAL_SUM_R8( phiTSum, myThid ) |
| 123 |
jmc |
1.10 |
c phiTSum = ans |
| 124 |
adcroft |
1.2 |
C ptotalniv5=phiTSum/phiTCount |
| 125 |
jmc |
1.10 |
c ptotalniv5=0. |
| 126 |
adcroft |
1.2 |
|
| 127 |
jmc |
1.8 |
#ifndef OLD_AIM_INTERFACE |
| 128 |
jmc |
1.10 |
C_jmc: Because AIM physics LSC is not applied in the stratosphere (top level), |
| 129 |
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C ==> move water wapor from the stratos to the surface level. |
| 130 |
cnh |
1.4 |
DO J = 1-Oly, sNy+Oly |
| 131 |
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DO I = 1-Olx, sNx+Olx |
| 132 |
jmc |
1.9 |
k = ksurfC(i,j,bi,bj) |
| 133 |
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IF (k.LE.Nr) |
| 134 |
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& salt(I,J,k,bi,bj) = salt(I,J,k,bi,bj) |
| 135 |
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& + salt(I,J,Nr,bi,bj)*drF(Nr)*recip_drF(k) |
| 136 |
cnh |
1.4 |
salt(I,J,Nr,bi,bj) = 0. |
| 137 |
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ENDDO |
| 138 |
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ENDDO |
| 139 |
jmc |
1.8 |
#endif /* OLD_AIM_INTERFACE */ |
| 140 |
cnh |
1.4 |
|
| 141 |
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C Note the mapping here is only valid for one tile per proc. |
| 142 |
adcroft |
1.2 |
DO K = 1, Nr |
| 143 |
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DO J = 1, sNy |
| 144 |
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DO I = 1, sNx |
| 145 |
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I2 = (sNx)*(J-1)+I |
| 146 |
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Katm = _KD2KA( K ) |
| 147 |
jmc |
1.8 |
C - to reproduce old results (coupled run, summer 2000) : |
| 148 |
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UG1(I2,Katm,myThid) = uVel(I,J,K,bi,bj) |
| 149 |
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VG1(I2,Katm,myThid) = vVel(I,J,K,bi,bj) |
| 150 |
cnh |
1.4 |
C Physics works with temperature - not potential temp. |
| 151 |
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TG1(I2,Katm,myThid) = theta(I,J,K,bi,bj) |
| 152 |
jmc |
1.8 |
& / ((pGround/pSurfs(Katm))**(RD/CPAIR)) |
| 153 |
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#ifdef OLD_AIM_INTERFACE |
| 154 |
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QG1(I2,Katm,myThid) = salt(I,J,K,bi,bj) |
| 155 |
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#else |
| 156 |
cnh |
1.4 |
QG1(I2,Katm,myThid) = MAX(salt(I,J,K,bi,bj), 0. _d 0) |
| 157 |
jmc |
1.8 |
#endif |
| 158 |
jmc |
1.10 |
PHIG1(I2,Katm,myThid) = gravity*Hinitial(Katm) |
| 159 |
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c & +(phiTotal(I,J,K)- ptotalniv5 ) |
| 160 |
jmc |
1.6 |
IF (maskC(i,j,k,bi,bj).EQ.1.) THEN |
| 161 |
jmc |
1.8 |
RHOG1(I2,Katm) = pSurfs(Katm)/RD/TG1(I2,Katm,myThid) |
| 162 |
jmc |
1.6 |
ELSE |
| 163 |
adcroft |
1.2 |
RHOG1(I2,Katm)=0. |
| 164 |
jmc |
1.6 |
ENDIF |
| 165 |
adcroft |
1.2 |
ENDDO |
| 166 |
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ENDDO |
| 167 |
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ENDDO |
| 168 |
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| 169 |
cnh |
1.4 |
c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 170 |
jmc |
1.10 |
C_jmc: add square of surface wind speed (center of C grid) = 2 * KE_surf |
| 171 |
cnh |
1.4 |
DO J = 1, sNy |
| 172 |
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DO I = 1, sNx |
| 173 |
jmc |
1.7 |
I2 = I+(J-1)*sNx |
| 174 |
jmc |
1.8 |
#ifdef OLD_AIM_INTERFACE |
| 175 |
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C - to reproduce old results (coupled run, summer 2000) : |
| 176 |
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Vsurfsq(I2,myThid) = 0. |
| 177 |
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IF (NLEVxyU(I2,myThid).GT.0) |
| 178 |
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& Vsurfsq(I2,myThid) = Vsurfsq(I2,myThid) |
| 179 |
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& +UG1(I2,NLEVxyU(I2,myThid),myThid) |
| 180 |
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& *UG1(I2,NLEVxyU(I2,myThid),myThid) |
| 181 |
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IF (NLEVxyV(I2,myThid).GT.0) |
| 182 |
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& Vsurfsq(I2,myThid) = Vsurfsq(I2,myThid) |
| 183 |
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& +VG1(I2,NLEVxyV(I2,myThid),myThid) |
| 184 |
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& *VG1(I2,NLEVxyV(I2,myThid),myThid) |
| 185 |
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#else /* OLD_AIM_INTERFACE */ |
| 186 |
jmc |
1.7 |
K = ksurfC(i,j,bi,bj) |
| 187 |
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IF (K.LE.Nr) THEN |
| 188 |
cnh |
1.4 |
Vsurfsq(I2,myThid) = 0.5 * ( |
| 189 |
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& uVel(I,J,K,bi,bj)*uVel(I,J,K,bi,bj) |
| 190 |
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& + uVel(I+1,J,K,bi,bj)*uVel(I+1,J,K,bi,bj) |
| 191 |
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& + vVel(I,J,K,bi,bj)*vVel(I,J,K,bi,bj) |
| 192 |
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& + vVel(I,J+1,K,bi,bj)*vVel(I,J+1,K,bi,bj) |
| 193 |
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& ) |
| 194 |
jmc |
1.7 |
ELSE |
| 195 |
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Vsurfsq(I2,myThid) = 0. |
| 196 |
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ENDIF |
| 197 |
jmc |
1.8 |
#endif /* OLD_AIM_INTERFACE */ |
| 198 |
cnh |
1.4 |
ENDDO |
| 199 |
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ENDDO |
| 200 |
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c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 201 |
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| 202 |
adcroft |
1.2 |
C |
| 203 |
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C Set geopotential surfaces |
| 204 |
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C ------------------------- |
| 205 |
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DO J=1,sNy |
| 206 |
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DO I=1,sNx |
| 207 |
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I2 = (sNx)*(J-1)+I |
| 208 |
cnh |
1.4 |
IF ( Nlevxy(I2,myThid) .NE. 0 ) THEN |
| 209 |
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PHI0(I2,myThid) = gravity*Hinitialw(Nlevxy(I2,myThid)) |
| 210 |
adcroft |
1.2 |
ELSE |
| 211 |
cnh |
1.4 |
PHI0(I2,myThid) = 0. |
| 212 |
adcroft |
1.2 |
ENDIF |
| 213 |
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ENDDO |
| 214 |
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ENDDO |
| 215 |
cnh |
1.4 |
|
| 216 |
adcroft |
1.2 |
C |
| 217 |
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C Physics package works with log of surface pressure |
| 218 |
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C Get surface pressure from pbot-dpref/dz*Z' |
| 219 |
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DO J=1,sNy |
| 220 |
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DO I=1,sNx |
| 221 |
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I2 = (sNx)*(J-1)+I |
| 222 |
cnh |
1.4 |
IF ( Nlevxy(I2,myThid) .NE. 0 ) THEN |
| 223 |
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PNLEVW(I2,myThid) = PsurfW(Nlevxy(I2,myThid))/pGround |
| 224 |
adcroft |
1.2 |
ELSE |
| 225 |
|
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C Dummy value for land |
| 226 |
jmc |
1.8 |
PNLEVW(I2,myThid) = PsurfW(Nr)/pGround |
| 227 |
adcroft |
1.2 |
ENDIF |
| 228 |
cnh |
1.4 |
PSLG1(I2,myThid) = 0. |
| 229 |
adcroft |
1.2 |
ENDDO |
| 230 |
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ENDDO |
| 231 |
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C |
| 232 |
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C |
| 233 |
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C Physics package needs to know time of year as a fraction |
| 234 |
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tYear = currentTime/(86400.*360.) - |
| 235 |
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& FLOAT(INT(currentTime/(86400.*360.))) |
| 236 |
cnh |
1.4 |
|
| 237 |
adcroft |
1.2 |
C |
| 238 |
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C Load external data needed by physics package |
| 239 |
jmc |
1.9 |
C 1. Albedo (between 0-1) |
| 240 |
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C 2. Soil moisture (between 0-1) |
| 241 |
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C 3. Surface temperatures (in situ Temp. [K]) |
| 242 |
adcroft |
1.2 |
C 4. Snow depth - assume no snow for now |
| 243 |
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C 5. Sea ice - assume no sea ice for now |
| 244 |
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C 6. Land sea mask - infer from exact zeros in soil moisture dataset |
| 245 |
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C 7. Surface geopotential - to be done when orography is in |
| 246 |
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C dynamical kernel. Assume 0. for now. |
| 247 |
jmc |
1.10 |
|
| 248 |
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C Load in surface albedo data (in [0,1]) from aim_albedo to alb0 : |
| 249 |
adcroft |
1.2 |
DO J=1,sNy |
| 250 |
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DO I=1,sNx |
| 251 |
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I2 = (sNx)*(J-1)+I |
| 252 |
cnh |
1.4 |
alb0(I2,myThid) = 0. |
| 253 |
jmc |
1.9 |
alb0(I2,myThid) = aim_albedo(I,J,bi,bj) |
| 254 |
adcroft |
1.2 |
ENDDO |
| 255 |
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ENDDO |
| 256 |
jmc |
1.10 |
C Load in surface temperature data from aim_surfTemp to stl1 & sst1 : |
| 257 |
adcroft |
1.2 |
DO J=1,sNy |
| 258 |
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DO I=1,sNx |
| 259 |
|
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I2 = (sNx)*(J-1)+I |
| 260 |
cnh |
1.4 |
sst1(I2,myThid) = 300. |
| 261 |
|
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stl1(I2,myThid) = 300. |
| 262 |
cnh |
1.5 |
sst1(I2,myThid) = aim_surfTemp(I,J,bi,bj) |
| 263 |
|
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stl1(I2,myThid) = aim_surfTemp(I,J,bi,bj) |
| 264 |
adcroft |
1.2 |
ENDDO |
| 265 |
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ENDDO |
| 266 |
|
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C |
| 267 |
jmc |
1.10 |
C Load in soil moisture data (in [0,1]) from aim_soilMoisture to soilq1 : |
| 268 |
adcroft |
1.2 |
C??? NOT CLEAR scale for bucket depth of 75mm which is what Franco uses. |
| 269 |
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DO J=1,sNy |
| 270 |
|
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DO I=1,sNx |
| 271 |
|
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I2 = (sNx)*(J-1)+I |
| 272 |
cnh |
1.4 |
soilq1(I2,myThid) = 0. |
| 273 |
jmc |
1.9 |
soilq1(I2,myThid) = aim_soilMoisture(I,J,bi,bj) |
| 274 |
adcroft |
1.2 |
ENDDO |
| 275 |
|
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ENDDO |
| 276 |
|
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C Set snow depth, sea ice to zero for now |
| 277 |
cnh |
1.4 |
C Land-sea mask ( figure this out from where |
| 278 |
|
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C soil moisture is exactly zero ). |
| 279 |
adcroft |
1.2 |
DO J=1,sNy |
| 280 |
|
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DO I=1,sNx |
| 281 |
|
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I2 = (sNx)*(J-1)+I |
| 282 |
cnh |
1.4 |
fMask1(I2,myThid) = 1. |
| 283 |
|
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IF ( soilq1(I2,myThid) .EQ. 0. ) fMask1(I2,myThid) = 0. |
| 284 |
|
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oice1(I2,myThid) = 0. |
| 285 |
|
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snow1(I2,myThid) = 0. |
| 286 |
adcroft |
1.2 |
ENDDO |
| 287 |
|
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ENDDO |
| 288 |
|
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C open(77,file='lsmask',form='unformatted') |
| 289 |
|
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C write(77) fmask1 |
| 290 |
|
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C close(77) |
| 291 |
jmc |
1.10 |
|
| 292 |
adcroft |
1.2 |
C Addition may 15 . Reset humidity to 0. if negative |
| 293 |
|
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C --------------------------------------------------- |
| 294 |
jmc |
1.8 |
#ifdef OLD_AIM_INTERFACE |
| 295 |
|
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DO K=1,Nr |
| 296 |
|
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DO J=1-OLy,sNy+OLy |
| 297 |
|
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DO I=1-Olx,sNx+OLx |
| 298 |
|
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IF ( salt(i,j,k,bi,bj) .LT. 0. .OR. K .EQ. Nr ) THEN |
| 299 |
|
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salt(i,j,k,bi,bj) = 0. |
| 300 |
|
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ENDIF |
| 301 |
|
|
ENDDO |
| 302 |
|
|
ENDDO |
| 303 |
|
|
ENDDO |
| 304 |
|
|
#endif /* OLD_AIM_INTERFACE */ |
| 305 |
cnh |
1.4 |
|
| 306 |
|
|
CALL PDRIVER( tYear, myThid ) |
| 307 |
adcroft |
1.2 |
|
| 308 |
jmc |
1.3 |
#ifdef ALLOW_TIMEAVE |
| 309 |
adcroft |
1.2 |
C Calculate diagnostics for AIM |
| 310 |
|
|
CALL AIM_CALC_DIAGS( bi, bj, currentTime, myThid ) |
| 311 |
jmc |
1.3 |
#endif /* ALLOW_TIMEAVE */ |
| 312 |
cnh |
1.4 |
|
| 313 |
|
|
CALL AIM_AIM2DYN( bi, bj, currentTime, myThid ) |
| 314 |
jmc |
1.10 |
|
| 315 |
adcroft |
1.2 |
#endif /* ALLOW_AIM */ |
| 316 |
|
|
|
| 317 |
|
|
RETURN |
| 318 |
|
|
END |
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