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C $Header: /u/gcmpack/MITgcm/pkg/aim_v23/aim_dyn2aim.F,v 1.4 2004/07/08 15:51:19 jmc Exp $ |
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C $Name: $ |
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|
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#include "AIM_OPTIONS.h" |
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|
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CStartOfInterface |
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SUBROUTINE AIM_DYN2AIM( |
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O TA, QA, ThA, Vsurf2, PSA, dpFac, |
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O kGrd, |
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I bi,bj, myTime, myIter, myThid) |
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C *==========================================================* |
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C | S/R AIM_DYN2AIM |
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C | o Map dynamics conforming arrays to AIM internal arrays. |
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C *==========================================================* |
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C | this routine transfers grid information |
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C | and all dynamical variables (T,Q, ...) to AIM physics |
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C *==========================================================* |
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IMPLICIT NONE |
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|
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C == Global data == |
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C-- size for MITgcm & Physics package : |
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#include "AIM_SIZE.h" |
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|
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "SURFACE.h" |
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#include "DYNVARS.h" |
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|
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#include "AIM_GRID.h" |
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#include "com_physcon.h" |
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|
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C == Routine arguments == |
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C-- Input: |
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C bi,bj - Tile index |
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C myTime - Current time of simulation ( s ) |
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C myIter - Current iteration number in simulation |
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C myThid - Number of this instance of the routine |
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C-- Output: TA = temperature [K} (3-dim) |
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C QA = specific humidity [g/kg] (3-dim) |
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C ThA = Pot.Temp. [K] (replace dry stat. energy)(3-dim) |
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C Vsurf2 = square of surface wind speed (2-dim) |
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C PSA = norm. surface pressure [p/p0] (2-dim) |
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C dpFac = cell delta_P fraction (3-dim) |
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C kGrd = Ground level index (2-dim) |
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C-- Updated common blocks: AIM_GRID_R |
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C WVSurf : weights for near surf interpolation (2-dim) |
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C fOrogr : orographic factor (for surface drag) (2-dim) |
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C snLat,csLat : sin(Lat) & cos(Lat) (2-dim) |
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|
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INTEGER bi, bj, myIter, myThid |
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_RL myTime |
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|
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_RL TA(NGP,NLEV), QA(NGP,NLEV), ThA(NGP,NLEV) |
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_RL Vsurf2(NGP), PSA(NGP), dpFac(NGP,NLEV) |
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INTEGER kGrd(NGP) |
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|
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CEndOfInterface |
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|
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#ifdef ALLOW_AIM |
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C == Local variables == |
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C Loop counters |
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C msgBuf :: Informational/error message buffer |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER I, J, I2, K, Katm |
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_RL conv_theta2T, temp1, temp2 |
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|
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c _RL hInitC(5), hInitF(5) |
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c DATA hInitC / 17338.0,10090.02,5296.88,2038.54,418.038/ |
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c DATA hInitF / 15090.4, 8050.96, 4087.75, 1657.54, 0. / |
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|
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C- Compute Sin & Cos (Latitude) : |
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DO J = 1,sNy |
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DO I = 1,sNx |
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I2 = I+(J-1)*sNx |
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snLat(I2,myThid) = SIN(yC(I,J,bi,bj)*deg2rad) |
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csLat(I2,myThid) = COS(yC(I,J,bi,bj)*deg2rad) |
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ENDDO |
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ENDDO |
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|
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C- Set surface level index : |
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DO J = 1,sNy |
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DO I = 1,sNx |
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I2 = I+(J-1)*sNx |
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kGrd(I2) = (Nr+1) - ksurfC(I,J,bi,bj) |
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ENDDO |
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ENDDO |
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|
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C- Set (normalized) surface pressure : |
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DO J=1,sNy |
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DO I=1,sNx |
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I2 = I+(J-1)*sNx |
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K = ksurfC(i,j,bi,bj) |
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IF ( K.LE.Nr ) THEN |
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c PSA(I2) = rF(K)/atm_po |
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PSA(I2) = Ro_surf(i,j,bi,bj)/atm_po |
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ELSE |
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PSA(I2) = 1. |
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ENDIF |
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ENDDO |
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ENDDO |
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|
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C- Set cell delta_P fraction (of the full delta.P = drF_k): |
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#ifdef NONLIN_FRSURF |
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IF ( staggerTimeStep .AND. nonlinFreeSurf.GT.0 ) THEN |
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IF ( select_rStar.GT.0 ) THEN |
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DO k = 1,Nr |
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Katm = _KD2KA( k ) |
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DO j = 1,sNy |
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DO i = 1,sNx |
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I2 = i+(j-1)*sNx |
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dpFac(I2,Katm) = h0FacC(i,j,k,bi,bj)*rStarFacC(i,j,bi,bj) |
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c dpFac(I2,Katm) = 1. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ELSE |
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DO k = 1,Nr |
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Katm = _KD2KA( k ) |
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DO j = 1,sNy |
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DO i = 1,sNx |
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I2 = i+(j-1)*sNx |
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IF ( k.EQ.ksurfC(i,j,bi,bj) ) THEN |
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dpFac(I2,Katm) = hFac_surfC(i,j,bi,bj) |
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ELSE |
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dpFac(I2,Katm) = hFacC(i,j,k,bi,bj) |
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ENDIF |
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c dpFac(I2,Katm) = 1. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDIF |
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ELSE |
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#else /* ndef NONLIN_FRSURF */ |
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IF (.TRUE.) THEN |
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#endif /* NONLIN_FRSURF */ |
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DO k = 1,Nr |
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Katm = _KD2KA( k ) |
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DO j = 1,sNy |
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DO i = 1,sNx |
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I2 = i+(j-1)*sNx |
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dpFac(I2,Katm) = hFacC(i,j,k,bi,bj) |
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c dpFac(I2,Katm) = 1. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDIF |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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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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|
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C- Dynamical var --> AIM var : |
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C note: UA & VA are not used => removed |
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temp1 = lwTemp1 |
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temp2 = lwTemp2 |
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DO K = 1,Nr |
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conv_theta2T = (rC(K)/atm_po)**atm_kappa |
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Katm = _KD2KA( K ) |
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DO J = 1,sNy |
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DO I = 1,sNx |
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I2 = I+(J-1)*sNx |
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IF (maskC(i,j,k,bi,bj).EQ.1. _d 0) THEN |
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c UA(I2,Katm) = uVel(I,J,K,bi,bj) |
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c VA(I2,Katm) = vVel(I,J,K,bi,bj) |
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C Physics works with temperature - not potential temp. |
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TA(I2,Katm) = theta(I,J,K,bi,bj)*conv_theta2T |
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c TA(I2,Katm) = max(temp1,min(temp2, |
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c & theta(I,J,K,bi,bj)*conv_theta2T )) |
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C In atm.Phys, water vapor must be > 0 : |
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QA(I2,Katm) = MAX(salt(I,J,K,bi,bj), 0. _d 0) |
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C Dry static energy replaced by Pot.Temp: |
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ThA(I2,Katm) = theta(I,J,K,bi,bj) |
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ELSE |
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TA(I2,Katm) = 300. _d 0 |
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QA(I2,Katm) = 0. _d 0 |
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ThA(I2,Katm) = 300. _d 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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|
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C_jmc: add square of surface wind speed (center of C grid) = 2 * KE_surf |
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DO J = 1,sNy |
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DO I = 1,sNx |
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I2 = I+(J-1)*sNx |
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K = ksurfC(i,j,bi,bj) |
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IF (K.LE.Nr) THEN |
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Vsurf2(I2) = 0.5 * ( |
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& uVel(I,J,K,bi,bj)*uVel(I,J,K,bi,bj) |
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& + uVel(I+1,J,K,bi,bj)*uVel(I+1,J,K,bi,bj) |
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& + vVel(I,J,K,bi,bj)*vVel(I,J,K,bi,bj) |
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& + vVel(I,J+1,K,bi,bj)*vVel(I,J+1,K,bi,bj) |
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& ) |
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ELSE |
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Vsurf2(I2) = 0. |
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ENDIF |
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ENDDO |
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ENDDO |
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|
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C- Check that Temp is OK for LW Radiation scheme : |
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DO K = 1,Nr |
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Katm = _KD2KA( K ) |
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DO I2=1,NGP |
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IF ( TA(I2,Katm).LT.lwTemp1 .OR. |
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& TA(I2,Katm).GT.lwTemp2 ) THEN |
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i = 1 + mod((I2-1),sNx) |
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j = 1 + int((I2-1)/sNx) |
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WRITE(msgBuf,'(A,1PE20.13,A,2I4)') |
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& 'AIM_DYN2AIM: Temp=', TA(I2,Katm), |
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& ' out of range ',lwTemp1,lwTemp2 |
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CALL PRINT_ERROR( msgBuf , myThid) |
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WRITE(msgBuf,'(A,3I4,3I3,I6,2F9.3)') |
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& 'AIM_DYN2AIM: Pb in i,j,k,bi,bj,myThid,I2,X,Y=', |
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& i,j,k,bi,bj,myThid,I2,xC(i,j,bi,bj),yC(i,j,bi,bj) |
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CALL PRINT_ERROR( msgBuf , myThid) |
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STOP 'ABNORMAL END: S/R AIM_DYN2AIM' |
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ENDIF |
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ENDDO |
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ENDDO |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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C- Set geopotential surfaces |
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c DO Katm=1,NLEV |
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c DO I2=1,NGP |
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c PHIG1(I2,Katm) = gravity*HinitC(Katm) |
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c ENDDO |
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c ENDDO |
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|
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C- Weights for vertical interpolation down to the surface |
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C Fsurf = Ffull(nlev)+WVS*(Ffull(nlev)-Ffull(nlev-1)) |
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DO J = 1,sNy |
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DO I = 1,sNx |
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I2 = I+(J-1)*sNx |
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WVSurf(I2,myThid) = 0. |
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K = kGrd(I2) |
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IF (K.GT.1) THEN |
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C- full cell version of Franco Molteni formula: |
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c WVSurf(I2,myThid) = (LOG(SIGH(K))-SIGL(K))*WVI(K-1,2) |
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C- partial cell version using true log-P extrapolation: |
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WVSurf(I2,myThid) = (LOG(PSA(I2))-SIGL(K))*WVI(K-1,1) |
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C- like in the old code: |
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c WVSurf(I2,myThid) = WVI(K,2) |
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ENDIF |
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ENDDO |
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ENDDO |
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IF (myIter.EQ.nIter0) |
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& CALL AIM_WRITE_PHYS( 'aim_WeightSurf', '', 1, WVSurf, |
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& 1, bi, bj, 1, myIter, myThid ) |
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|
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#endif /* ALLOW_AIM */ |
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|
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RETURN |
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END |
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