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adcroft |
1.2 |
C $Header: /u/gcmpack/models/MITgcmUV/pkg/aim/Attic/aim_do_atmos_physics.F,v 1.1.2.2 2001/01/31 16:23:34 jmc Exp $ |
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C $Name: branch-atmos-merge-freeze $ |
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#include "AIM_OPTIONS.h" |
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SUBROUTINE AIM_DO_ATMOS_PHYSICS( phi_hyd, currentTime, myThid ) |
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C /==================================================================\ |
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C | S/R AIM_DO_ATMOS_PHYSICS | |
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C |==================================================================| |
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C | Interface interface between atmospheric physics package and the | |
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C | dynamical model. | |
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C | Routine calls physics pacakge after mapping model variables to | |
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C | the package grid. Package should derive and set tendency terms | |
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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 | |
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C | through common blocks. | |
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C \==================================================================/ |
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C -------------- Global variables ------------------------------------ |
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C Physics package |
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#include "atparam.h" |
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#include "atparam1.h" |
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INTEGER NGP |
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INTEGER NLON |
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INTEGER NLAT |
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INTEGER NLEV |
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PARAMETER ( NLON=IX, NLAT=IL, NLEV=KX, NGP=NLON*NLAT ) |
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#include "com_physvar.h" |
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#include "com_forcing1.h" |
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#include "Lev_def.h" |
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C MITgcm |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "DYNVARS.h" |
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#include "CG2D.h" |
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#include "GRID.h" |
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C -------------- Routine arguments ----------------------------------- |
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_RL phi_hyd(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RL currentTime |
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#ifdef ALLOW_AIM |
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C -------------- Local variables ------------------------------------- |
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C I,J,K,I2,J2 - Loop counters |
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C tYear - Fraction into year |
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C mnthIndex - Current month |
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C prevMnthIndex - Month last time this routine was called. |
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C tmp4 - I/O buffer ( 32-bit precision ) |
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C fNam - Work space for file names |
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C mnthNam - Month strings |
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C hInital - Initial height of pressure surfaces (m) |
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C pSurfs - Pressure surfaces (Pa) |
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C Katm - Atmospheric K index |
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INTEGER I |
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INTEGER I2 |
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INTEGER J |
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INTEGER J2 |
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INTEGER K |
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INTEGER IG0 |
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INTEGER JG0 |
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REAL tYear |
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INTEGER mnthIndex |
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INTEGER prevMnthIndex |
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DATA prevMnthIndex / 0 / |
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SAVE prevMnthIndex |
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LOGICAL FirstCall |
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DATA FirstCall /.TRUE./ |
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SAVE FirstCall |
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LOGICAL CALLFirst |
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DATA CALLFirst /.TRUE./ |
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SAVE CALLFirst |
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INTEGER nxIo |
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INTEGER nyIo |
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PARAMETER ( nxIo = 128, nyIo = 64 ) |
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Real*4 tmp4(nxIo,nyIo) |
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CHARACTER*16 fNam |
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CHARACTER*3 mnthNam(12) |
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DATA mnthNam / |
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& 'jan', 'feb', 'mar', 'apr', 'may', 'jun', |
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& 'jul', 'aug', 'sep', 'oct', 'nov', 'dec' / |
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SAVE mnthNam |
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REAL hInitial(Nr) |
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REAL hInitialW(Nr) |
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DATA hInitial / 418.038,2038.54,5296.88,10090.02,17338.0/ |
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SAVE hInitial |
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DATA hInitialW / 0., 1657.54, 4087.75, 8050.96,15090.4 / |
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REAL pSurfs(Nr) |
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DATA pSurfs / 950.D2,775.D2, 500.D2, 250.D2, 75.D2 / |
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SAVE pSurfs |
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REAL pSurfw(Nr) |
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DATA pSurfw /1000.D2, 900.D2, 650.D2, 350.D2, 150.D2 / |
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SAVE pSurfw |
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REAL RD |
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REAL CPAIR |
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REAL RhoG1(sNx*sNy,Nr) |
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INTEGER npasdt |
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DATA npasdt /0/ |
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SAVE npasdt |
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REAL Soilqmax |
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REAL phiTotal(sNx,sNy,Nr) |
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_RL phiTCount |
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_RL phiTSum |
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_RL ans |
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real pvoltotNiv5 |
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SAVE pvoltotNiv5 |
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real ptotalNiv5 |
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INTEGER bi, bj |
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INTEGER Katm |
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C |
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pGround = 1.D5 |
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CPAIR = 1004 |
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RD = 287 |
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C Assume only one tile per proc. for now |
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bi = 1 |
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bj = 1 |
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IG0 = myXGlobalLo |
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JG0 = myYGlobalLo |
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C |
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C Physics package works with sub-domains 1:sNx,1:sNy,1:Nr. |
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C Internal index mapping is linear in X and Y with a second |
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C dimension for the vertical. |
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C Adjustment for heave due to mean heating/cooling |
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C ( I don't think the old formula was strictly "correct" for orography |
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C but I have implemented it as was for now. As implemented |
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C the mean heave of the bottom (K=Nr) level is calculated rather than |
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C the mean heave of the base of the atmosphere. ) |
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phiTCount = 0. |
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phiTSum = 0. |
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DO K=1,Nr |
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DO J=1,sNy |
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DO I=1,sNx |
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phiTotal(I,J,K) = cg2d_x(i,j,bi,bj) |
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phiTCount = phiTCount + hFacC(i,j,Nr,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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DO K=1,Nr |
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DO J=1,sNy |
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DO I=1,sNx |
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phiTotal(I,J,K) = phiTotal(I,J,K) + |
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& recip_rhoConst*(phi_hyd(i,j,k,bi,bj)) |
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ENDDO |
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ENDDO |
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ENDDO |
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DO J=1,sNy |
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DO I=1,sNx |
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phiTSum = phiTSum + phiTotal(I,J,Nr) |
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ENDDO |
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ENDDO |
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ans = phiTCount |
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C _GLOBAL_SUM_R8( phiTCount, myThid ) |
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phiTcount = ans |
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ans = phiTSum |
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C _GLOBAL_SUM_R8( phiTSum, myThid ) |
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phiTSum = ans |
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C ptotalniv5=phiTSum/phiTCount |
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ptotalniv5=0. |
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C Note the mapping here is only valid for one tile |
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C per proc. |
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DO K = 1, Nr |
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DO J = 1, sNy |
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DO I = 1, sNx |
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I2 = (sNx)*(J-1)+I |
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Katm = _KD2KA( K ) |
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UG1(I2,Katm) = 0.5*(uVel(I,J,K,bi,bj)+uVel(I+1,J,K,bi,bj)) |
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VG1(I2,Katm) = 0.5*(vVel(I,J,K,bi,bj)+vVel(I,J+1,K,bi,bj)) |
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C Phyiscs works with temperature - not potential temp. |
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TG1(I2,Katm) = theta(I,J,K,bi,bj)/((pGround/pSurfs(K))**(RD/CPAIR)) |
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QG1(I2,Katm) = salt(I,J,K,bi,bj) |
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PHIG1(I2,Katm) = (phiTotal(I,J,K)- ptotalniv5 ) + gravity*Hinitial(k) |
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if(hFacC(i,j,k,bi,bj).eq.1.) then |
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RHOG1(I2,Katm) = pSurfs(K)/RD/TG1(I2,Katm) |
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else |
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RHOG1(I2,Katm)=0. |
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endif |
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ENDDO |
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ENDDO |
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ENDDO |
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C |
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C Set geopotential surfaces |
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C ------------------------- |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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IF ( Nlevxy(I2) .NE. 0 ) THEN |
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PHI0(I2) = gravity*Hinitialw(Nlevxy(I2)) |
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ELSE |
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PHI0(I2) = 0. |
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ENDIF |
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ENDDO |
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ENDDO |
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C |
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C Physics package works with log of surface pressure |
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C Get surface pressure from pbot-dpref/dz*Z' |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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IF ( Nlevxy(I2) .NE. 0 ) THEN |
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PNLEVW(I2) = PsurfW(Nlevxy(I2))/pGround |
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ELSE |
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C Dummy value for land |
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PNLEVW(I2) = PsurfW(1)/pGround |
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ENDIF |
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PSLG1(I2) = 0. |
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ENDDO |
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ENDDO |
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cch write(0,*) '(PNLEVW(I2),I2=257,384)' |
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cch write(0,*) (PNLEVW(I2),I2=257,384) |
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C |
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C |
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C Physics package needs to know time of year as a fraction |
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tYear = currentTime/(86400.*360.) - |
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& FLOAT(INT(currentTime/(86400.*360.))) |
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C |
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C Load external data needed by physics package |
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C 1. Albedo |
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C 2. Soil moisture |
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C 3. Surface temperatures |
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C 4. Snow depth - assume no snow for now |
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C 5. Sea ice - assume no sea ice for now |
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C 6. Land sea mask - infer from exact zeros in soil moisture dataset |
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C 7. Surface geopotential - to be done when orography is in |
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C dynamical kernel. Assume 0. for now. |
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mnthIndex = INT(tYear*12.)+1 |
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IF ( mnthIndex .NE. prevMnthIndex .OR. |
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& FirstCall ) THEN |
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prevMnthIndex = mnthIndex |
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C Read in surface albedo data (input is in % 0-100 ) |
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C scale to give fraction between 0-1 for Francos package. |
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CequChan WRITE(fNam,'(A,A,A)' ) 'salb.',mnthNam(mnthIndex),'.sun.b' |
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CequChan OPEN(1,FILE=fNam(1:14),STATUS='old',FORM='unformatted') |
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CequChan READ(1) tmp4 |
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CequChan CLOSE(1) |
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CequChan DO J=1,nYio |
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CequChan DO I=1,nXio |
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CequChan tmp4(I,J) = tmp4(I,J)/100. |
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CequChan ENDDO |
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CequChan ENDDO |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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alb0(I2) = 0. |
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CequChan IF ( IG0+I-1 .LE. nxIo .AND. JG0+J-1 .LE. nyIo ) THEN |
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CequChan alb0(I2) = tmp4(IG0+I-1,JG0+J-1) |
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CequChan ENDIF |
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ENDDO |
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ENDDO |
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C Read in surface temperature data (input is in absolute temperature) |
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CequChan WRITE(fNam,'(A,A,A)' ) 'tsurf.',mnthNam(mnthIndex),'.sun.b' |
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CequChan OPEN(1,FILE=fNam(1:15),STATUS='old',FORM='unformatted') |
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CequChan READ(1) tmp4 |
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CequChan CLOSE(1) |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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sst1(I2) = 300. |
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stl1(I2) = 300. |
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CequChan IF ( IG0+I-1 .LE. nxIo .AND. JG0+J-1 .LE. nyIo ) THEN |
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CequChan sst1(I2) = tmp4(IG0+I-1,JG0+J-1) |
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CequChan stl1(I2) = tmp4(IG0+I-1,JG0+J-1) |
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CequChan ENDIF |
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caja IF ( I .GE. 64-10 .AND. I .LE. 65+10 ) THEN |
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caja sst1(I2) = 310. |
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caja stl1(I2) = 310. |
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caja ENDIF |
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caja IF ( I .GE. 64-10 .AND. I .LE. 65+10 ) THEN |
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caja sst1(I2) = 300.+10.*exp( -((float(I)-64.5)/5.)**2 ) |
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caja stl1(I2) = sst1(I2) |
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caja ENDIF |
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c_jmc: should not be part of the AIM package : |
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sst1(I2) = 300.+10.*exp( -((float(I)-64.5)/25.)**2 ) |
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stl1(I2) = sst1(I2) |
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ENDDO |
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ENDDO |
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C |
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C Read in soil moisture data (input is in cm in bucket of depth 20cm. ) |
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C??? NOT CLEAR scale for bucket depth of 75mm which is what Franco uses. |
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CequChan WRITE(fNam,'(A,A,A)' ) 'smoist.',mnthNam(mnthIndex),'.sun.b' |
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CequChan OPEN(1,FILE=fNam(1:16),STATUS='old',FORM='unformatted') |
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CequChan READ(1) tmp4 |
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CequChan CLOSE(1) |
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CequChan WRITE(0,*) ' Read file ', fNam(1:16), IG0, JG0 |
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cdj tmp4 = (tmp4*7.5/20.)*10. |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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soilq1(I2) = 0. |
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CequChan IF ( IG0+I-1 .LE. nxIo .AND. JG0+J-1 .LE. nyIo ) THEN |
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CequChan soilq1(I2) = tmp4(IG0+I-1,JG0+J-1) |
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CequChan ENDIF |
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ENDDO |
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ENDDO |
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cdj Soilqmax=MAxval(soilq1) |
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Soilqmax=20. |
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cdj if(Soilqmax.ne.0.) then |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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CequChan soilq1(I2)=soilq1(I2)/Soilqmax |
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soilq1(I2) = 1. |
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ENDDO |
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ENDDO |
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cdj endif |
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ENDIF |
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C |
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IF ( FirstCall ) THEN |
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C Set snow depth, sea ice to zero for now |
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C Land-sea mask ( figure this out from where soil moisture is exactly zero ). |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = (sNx)*(J-1)+I |
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fMask1(I2) = 1. |
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IF ( soilq1(I2) .EQ. 0. ) fMask1(I2) = 0. |
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oice1(I2) = 0. |
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snow1(I2) = 0. |
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ENDDO |
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ENDDO |
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C open(77,file='lsmask',form='unformatted') |
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C write(77) fmask1 |
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C close(77) |
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ENDIF |
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C |
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C Addition may 15 . Reset humidity to 0. if negative |
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C --------------------------------------------------- |
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DO K=1,Nr |
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DO J=1-OLy,sNy+OLy |
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DO I=1-Olx,sNx+OLx |
| 333 |
|
|
IF ( salt(i,j,k,bi,bj) .LT. 0. .OR. K .EQ. Nr ) THEN |
| 334 |
|
|
salt(i,j,k,bi,bj) = 0. |
| 335 |
|
|
ENDIF |
| 336 |
|
|
ENDDO |
| 337 |
|
|
ENDDO |
| 338 |
|
|
ENDDO |
| 339 |
|
|
C |
| 340 |
|
|
CALL PDRIVER( tYear ) |
| 341 |
|
|
|
| 342 |
|
|
#ifdef INCLUDE_DIAGNOSTICS_INTERFACE_CODE |
| 343 |
|
|
C Calculate diagnostics for AIM |
| 344 |
|
|
CALL AIM_CALC_DIAGS( bi, bj, currentTime, myThid ) |
| 345 |
|
|
#endif /* INCLUDE_DIAGNOSTICS_INTERFACE_CODE */ |
| 346 |
|
|
C |
| 347 |
|
|
FirstCall = .FALSE. |
| 348 |
|
|
C |
| 349 |
|
|
#endif /* ALLOW_AIM */ |
| 350 |
|
|
|
| 351 |
|
|
RETURN |
| 352 |
|
|
END |
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