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! |
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! $Header: /home/cvsroot/LMDZ4/libf/dyn3d/advx.F,v 1.2 2005/05/25 13:10:09 fairhead Exp $ |
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! |
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SUBROUTINE advx(limit,dtx,pbaru,sm,s0, |
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$ sx,sy,sz,lati,latf) |
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use dimens_m |
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use paramet_m |
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use comconst |
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use comvert |
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IMPLICIT NONE |
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|
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CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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C C |
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C first-order moments (FOM) advection of tracer in X direction C |
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C C |
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C Source : Pascal Simon (Meteo,CNRM) C |
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C Adaptation : A.Armengaud (LGGE) juin 94 C |
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C C |
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C limit,dtx,pbaru,pbarv,sm,s0,sx,sy,sz C |
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C sont des arguments d'entree pour le s-pg... C |
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C C |
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C sm,s0,sx,sy,sz C |
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C sont les arguments de sortie pour le s-pg C |
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C C |
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CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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C |
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C parametres principaux du modele |
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C |
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|
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C Arguments : |
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C ----------- |
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C dtx : frequence fictive d'appel du transport |
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C pbaru, pbarv : flux de masse en x et y en Pa.m2.s-1 |
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|
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INTEGER ntra |
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PARAMETER (ntra = 1) |
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|
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C ATTENTION partout ou on trouve ntra, insertion de boucle |
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C possible dans l'avenir. |
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|
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REAL dtx |
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REAL, intent(in):: pbaru ( iip1,jjp1,llm ) |
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|
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C moments: SM total mass in each grid box |
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C S0 mass of tracer in each grid box |
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C Si 1rst order moment in i direction |
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C |
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REAL SM(iip1,jjp1,llm),S0(iip1,jjp1,llm,ntra) |
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REAL sx(iip1,jjp1,llm,ntra) |
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$ ,sy(iip1,jjp1,llm,ntra) |
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REAL sz(iip1,jjp1,llm,ntra) |
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|
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C Local : |
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C ------- |
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|
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C mass fluxes across the boundaries (UGRI,VGRI,WGRI) |
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C mass fluxes in kg |
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C declaration : |
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|
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REAL UGRI(iip1,jjp1,llm) |
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|
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C Rem : VGRI et WGRI ne sont pas utilises dans |
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C cette subroutine ( advection en x uniquement ) |
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C |
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C Ti are the moments for the current latitude and level |
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C |
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REAL TM(iim) |
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REAL T0(iim,ntra),TX(iim,ntra) |
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REAL TY(iim,ntra),TZ(iim,ntra) |
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REAL TEMPTM ! just a temporary variable |
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C |
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C the moments F are similarly defined and used as temporary |
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C storage for portions of the grid boxes in transit |
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C |
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REAL FM(iim) |
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REAL F0(iim,ntra),FX(iim,ntra) |
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REAL FY(iim,ntra),FZ(iim,ntra) |
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C |
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C work arrays |
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C |
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REAL ALF(iim),ALF1(iim),ALFQ(iim),ALF1Q(iim) |
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C |
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REAL SMNEW(iim),UEXT(iim) |
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C |
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REAL sqi,sqf |
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|
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LOGICAL LIMIT |
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INTEGER NUM(jjp1),LONK,NUMK |
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INTEGER lon,lati,latf,niv |
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INTEGER i,i2,i3,j,jv,l,k,itrac |
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|
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lon = iim |
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niv = llm |
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|
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C *** Test de passage d'arguments ****** |
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|
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|
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C ------------------------------------- |
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DO 300 j = 1,jjp1 |
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NUM(j) = 1 |
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300 CONTINUE |
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sqi = 0. |
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sqf = 0. |
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|
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DO l = 1,llm |
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DO j = 1,jjp1 |
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DO i = 1,iim |
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cIM 240305 sqi = sqi + S0(i,j,l,9) |
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sqi = sqi + S0(i,j,l,ntra) |
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ENDDO |
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ENDDO |
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ENDDO |
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PRINT*,'-------- DIAG DANS ADVX - ENTREE ---------' |
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PRINT*,'sqi=',sqi |
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|
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|
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C Interface : adaptation nouveau modele |
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C ------------------------------------- |
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C |
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C --------------------------------------------------------- |
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C Conversion des flux de masses en kg/s |
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C pbaru est en N/s d'ou : |
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C ugri est en kg/s |
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|
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DO 500 l = 1,llm |
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DO 500 j = 1,jjm+1 |
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DO 500 i = 1,iip1 |
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C ugri (i,j,llm+1-l) = pbaru (i,j,l) * ( dsig(l) / g ) |
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ugri (i,j,llm+1-l) = pbaru (i,j,l) |
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500 CONTINUE |
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|
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|
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C --------------------------------------------------------- |
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C --------------------------------------------------------- |
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C --------------------------------------------------------- |
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|
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C start here |
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C |
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C boucle principale sur les niveaux et les latitudes |
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C |
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DO 1 L=1,NIV |
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DO 1 K=lati,latf |
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C |
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C initialisation |
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C |
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C program assumes periodic boundaries in X |
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C |
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DO 10 I=2,LON |
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SMNEW(I)=SM(I,K,L)+(UGRI(I-1,K,L)-UGRI(I,K,L))*DTX |
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10 CONTINUE |
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SMNEW(1)=SM(1,K,L)+(UGRI(LON,K,L)-UGRI(1,K,L))*DTX |
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C |
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C modifications for extended polar zones |
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C |
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NUMK=NUM(K) |
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LONK=LON/NUMK |
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C |
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IF(NUMK.GT.1) THEN |
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C |
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DO 111 I=1,LON |
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TM(I)=0. |
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111 CONTINUE |
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DO 112 JV=1,NTRA |
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DO 1120 I=1,LON |
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T0(I,JV)=0. |
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TX(I,JV)=0. |
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TY(I,JV)=0. |
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TZ(I,JV)=0. |
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1120 CONTINUE |
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112 CONTINUE |
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C |
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DO 11 I2=1,NUMK |
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C |
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DO 113 I=1,LONK |
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I3=(I-1)*NUMK+I2 |
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TM(I)=TM(I)+SM(I3,K,L) |
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ALF(I)=SM(I3,K,L)/TM(I) |
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ALF1(I)=1.-ALF(I) |
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113 CONTINUE |
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C |
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DO JV=1,NTRA |
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DO I=1,LONK |
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I3=(I-1)*NUMK+I2 |
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TEMPTM=-ALF(I)*T0(I,JV)+ALF1(I) |
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$ *S0(I3,K,L,JV) |
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T0(I,JV)=T0(I,JV)+S0(I3,K,L,JV) |
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TX(I,JV)=ALF(I) *sx(I3,K,L,JV)+ |
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$ ALF1(I)*TX(I,JV) +3.*TEMPTM |
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TY(I,JV)=TY(I,JV)+sy(I3,K,L,JV) |
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TZ(I,JV)=TZ(I,JV)+sz(I3,K,L,JV) |
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ENDDO |
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ENDDO |
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C |
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11 CONTINUE |
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C |
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ELSE |
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C |
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DO 115 I=1,LON |
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TM(I)=SM(I,K,L) |
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115 CONTINUE |
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DO 116 JV=1,NTRA |
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DO 1160 I=1,LON |
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T0(I,JV)=S0(I,K,L,JV) |
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TX(I,JV)=sx(I,K,L,JV) |
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TY(I,JV)=sy(I,K,L,JV) |
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TZ(I,JV)=sz(I,K,L,JV) |
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1160 CONTINUE |
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116 CONTINUE |
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C |
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ENDIF |
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C |
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DO 117 I=1,LONK |
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UEXT(I)=UGRI(I*NUMK,K,L) |
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117 CONTINUE |
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C |
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C place limits on appropriate moments before transport |
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C (if flux-limiting is to be applied) |
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C |
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IF(.NOT.LIMIT) GO TO 13 |
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C |
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DO 12 JV=1,NTRA |
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DO 120 I=1,LONK |
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TX(I,JV)=SIGN(AMIN1(AMAX1(T0(I,JV),0.),ABS(TX(I,JV))),TX(I,JV)) |
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120 CONTINUE |
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12 CONTINUE |
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C |
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13 CONTINUE |
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C |
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C calculate flux and moments between adjacent boxes |
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C 1- create temporary moments/masses for partial boxes in transit |
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C 2- reajusts moments remaining in the box |
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C |
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C flux from IP to I if U(I).lt.0 |
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C |
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DO 140 I=1,LONK-1 |
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IF(UEXT(I).LT.0.) THEN |
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FM(I)=-UEXT(I)*DTX |
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ALF(I)=FM(I)/TM(I+1) |
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TM(I+1)=TM(I+1)-FM(I) |
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ENDIF |
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140 CONTINUE |
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C |
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I=LONK |
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IF(UEXT(I).LT.0.) THEN |
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FM(I)=-UEXT(I)*DTX |
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ALF(I)=FM(I)/TM(1) |
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TM(1)=TM(1)-FM(I) |
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ENDIF |
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C |
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C flux from I to IP if U(I).gt.0 |
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C |
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DO 141 I=1,LONK |
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IF(UEXT(I).GE.0.) THEN |
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FM(I)=UEXT(I)*DTX |
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ALF(I)=FM(I)/TM(I) |
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TM(I)=TM(I)-FM(I) |
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ENDIF |
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141 CONTINUE |
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C |
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DO 142 I=1,LONK |
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ALFQ(I)=ALF(I)*ALF(I) |
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ALF1(I)=1.-ALF(I) |
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ALF1Q(I)=ALF1(I)*ALF1(I) |
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142 CONTINUE |
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C |
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DO 150 JV=1,NTRA |
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DO 1500 I=1,LONK-1 |
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C |
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IF(UEXT(I).LT.0.) THEN |
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C |
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F0(I,JV)=ALF (I)* ( T0(I+1,JV)-ALF1(I)*TX(I+1,JV) ) |
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FX(I,JV)=ALFQ(I)*TX(I+1,JV) |
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FY(I,JV)=ALF (I)*TY(I+1,JV) |
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FZ(I,JV)=ALF (I)*TZ(I+1,JV) |
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C |
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T0(I+1,JV)=T0(I+1,JV)-F0(I,JV) |
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TX(I+1,JV)=ALF1Q(I)*TX(I+1,JV) |
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TY(I+1,JV)=TY(I+1,JV)-FY(I,JV) |
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TZ(I+1,JV)=TZ(I+1,JV)-FZ(I,JV) |
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C |
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ENDIF |
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C |
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1500 CONTINUE |
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150 CONTINUE |
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C |
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I=LONK |
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IF(UEXT(I).LT.0.) THEN |
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C |
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DO 151 JV=1,NTRA |
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C |
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F0 (I,JV)=ALF (I)* ( T0(1,JV)-ALF1(I)*TX(1,JV) ) |
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FX (I,JV)=ALFQ(I)*TX(1,JV) |
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FY (I,JV)=ALF (I)*TY(1,JV) |
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FZ (I,JV)=ALF (I)*TZ(1,JV) |
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C |
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T0(1,JV)=T0(1,JV)-F0(I,JV) |
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TX(1,JV)=ALF1Q(I)*TX(1,JV) |
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TY(1,JV)=TY(1,JV)-FY(I,JV) |
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TZ(1,JV)=TZ(1,JV)-FZ(I,JV) |
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C |
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151 CONTINUE |
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C |
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ENDIF |
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C |
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DO 152 JV=1,NTRA |
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DO 1520 I=1,LONK |
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C |
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IF(UEXT(I).GE.0.) THEN |
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C |
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F0(I,JV)=ALF (I)* ( T0(I,JV)+ALF1(I)*TX(I,JV) ) |
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FX(I,JV)=ALFQ(I)*TX(I,JV) |
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FY(I,JV)=ALF (I)*TY(I,JV) |
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FZ(I,JV)=ALF (I)*TZ(I,JV) |
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C |
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T0(I,JV)=T0(I,JV)-F0(I,JV) |
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TX(I,JV)=ALF1Q(I)*TX(I,JV) |
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TY(I,JV)=TY(I,JV)-FY(I,JV) |
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TZ(I,JV)=TZ(I,JV)-FZ(I,JV) |
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C |
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ENDIF |
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C |
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1520 CONTINUE |
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152 CONTINUE |
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C |
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C puts the temporary moments Fi into appropriate neighboring boxes |
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C |
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DO 160 I=1,LONK |
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IF(UEXT(I).LT.0.) THEN |
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TM(I)=TM(I)+FM(I) |
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ALF(I)=FM(I)/TM(I) |
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ENDIF |
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160 CONTINUE |
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C |
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DO 161 I=1,LONK-1 |
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IF(UEXT(I).GE.0.) THEN |
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TM(I+1)=TM(I+1)+FM(I) |
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ALF(I)=FM(I)/TM(I+1) |
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ENDIF |
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161 CONTINUE |
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C |
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I=LONK |
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IF(UEXT(I).GE.0.) THEN |
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TM(1)=TM(1)+FM(I) |
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ALF(I)=FM(I)/TM(1) |
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ENDIF |
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C |
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DO 162 I=1,LONK |
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ALF1(I)=1.-ALF(I) |
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162 CONTINUE |
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C |
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DO 170 JV=1,NTRA |
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DO 1700 I=1,LONK |
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C |
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IF(UEXT(I).LT.0.) THEN |
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C |
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TEMPTM=-ALF(I)*T0(I,JV)+ALF1(I)*F0(I,JV) |
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T0(I,JV)=T0(I,JV)+F0(I,JV) |
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TX(I,JV)=ALF(I)*FX(I,JV)+ALF1(I)*TX(I,JV)+3.*TEMPTM |
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TY(I,JV)=TY(I,JV)+FY(I,JV) |
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TZ(I,JV)=TZ(I,JV)+FZ(I,JV) |
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C |
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ENDIF |
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C |
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1700 CONTINUE |
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170 CONTINUE |
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C |
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DO 171 JV=1,NTRA |
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DO 1710 I=1,LONK-1 |
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C |
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IF(UEXT(I).GE.0.) THEN |
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C |
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TEMPTM=ALF(I)*T0(I+1,JV)-ALF1(I)*F0(I,JV) |
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T0(I+1,JV)=T0(I+1,JV)+F0(I,JV) |
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TX(I+1,JV)=ALF(I)*FX(I,JV)+ALF1(I)*TX(I+1,JV)+3.*TEMPTM |
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TY(I+1,JV)=TY(I+1,JV)+FY(I,JV) |
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TZ(I+1,JV)=TZ(I+1,JV)+FZ(I,JV) |
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C |
| 378 |
ENDIF |
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C |
| 380 |
1710 CONTINUE |
| 381 |
171 CONTINUE |
| 382 |
C |
| 383 |
I=LONK |
| 384 |
IF(UEXT(I).GE.0.) THEN |
| 385 |
DO 172 JV=1,NTRA |
| 386 |
TEMPTM=ALF(I)*T0(1,JV)-ALF1(I)*F0(I,JV) |
| 387 |
T0(1,JV)=T0(1,JV)+F0(I,JV) |
| 388 |
TX(1,JV)=ALF(I)*FX(I,JV)+ALF1(I)*TX(1,JV)+3.*TEMPTM |
| 389 |
TY(1,JV)=TY(1,JV)+FY(I,JV) |
| 390 |
TZ(1,JV)=TZ(1,JV)+FZ(I,JV) |
| 391 |
172 CONTINUE |
| 392 |
ENDIF |
| 393 |
C |
| 394 |
C retour aux mailles d'origine (passage des Tij aux Sij) |
| 395 |
C |
| 396 |
IF(NUMK.GT.1) THEN |
| 397 |
C |
| 398 |
DO 180 I2=1,NUMK |
| 399 |
C |
| 400 |
DO 180 I=1,LONK |
| 401 |
C |
| 402 |
I3=I2+(I-1)*NUMK |
| 403 |
SM(I3,K,L)=SMNEW(I3) |
| 404 |
ALF(I)=SMNEW(I3)/TM(I) |
| 405 |
TM(I)=TM(I)-SMNEW(I3) |
| 406 |
C |
| 407 |
ALFQ(I)=ALF(I)*ALF(I) |
| 408 |
ALF1(I)=1.-ALF(I) |
| 409 |
ALF1Q(I)=ALF1(I)*ALF1(I) |
| 410 |
C |
| 411 |
180 CONTINUE |
| 412 |
C |
| 413 |
DO JV=1,NTRA |
| 414 |
DO I=1,LONK |
| 415 |
C |
| 416 |
I3=I2+(I-1)*NUMK |
| 417 |
S0(I3,K,L,JV)=ALF (I) |
| 418 |
$ * (T0(I,JV)-ALF1(I)*TX(I,JV)) |
| 419 |
sx(I3,K,L,JV)=ALFQ(I)*TX(I,JV) |
| 420 |
sy(I3,K,L,JV)=ALF (I)*TY(I,JV) |
| 421 |
sz(I3,K,L,JV)=ALF (I)*TZ(I,JV) |
| 422 |
C |
| 423 |
C reajusts moments remaining in the box |
| 424 |
C |
| 425 |
T0(I,JV)=T0(I,JV)-S0(I3,K,L,JV) |
| 426 |
TX(I,JV)=ALF1Q(I)*TX(I,JV) |
| 427 |
TY(I,JV)=TY(I,JV)-sy(I3,K,L,JV) |
| 428 |
TZ(I,JV)=TZ(I,JV)-sz(I3,K,L,JV) |
| 429 |
ENDDO |
| 430 |
ENDDO |
| 431 |
C |
| 432 |
C |
| 433 |
ELSE |
| 434 |
C |
| 435 |
DO 190 I=1,LON |
| 436 |
SM(I,K,L)=TM(I) |
| 437 |
190 CONTINUE |
| 438 |
DO 191 JV=1,NTRA |
| 439 |
DO 1910 I=1,LON |
| 440 |
S0(I,K,L,JV)=T0(I,JV) |
| 441 |
sx(I,K,L,JV)=TX(I,JV) |
| 442 |
sy(I,K,L,JV)=TY(I,JV) |
| 443 |
sz(I,K,L,JV)=TZ(I,JV) |
| 444 |
1910 CONTINUE |
| 445 |
191 CONTINUE |
| 446 |
C |
| 447 |
ENDIF |
| 448 |
C |
| 449 |
1 CONTINUE |
| 450 |
C |
| 451 |
C ---------- bouclage cyclique |
| 452 |
DO itrac=1,ntra |
| 453 |
DO l = 1,llm |
| 454 |
DO j = lati,latf |
| 455 |
SM(iip1,j,l) = SM(1,j,l) |
| 456 |
S0(iip1,j,l,itrac) = S0(1,j,l,itrac) |
| 457 |
sx(iip1,j,l,itrac) = sx(1,j,l,itrac) |
| 458 |
sy(iip1,j,l,itrac) = sy(1,j,l,itrac) |
| 459 |
sz(iip1,j,l,itrac) = sz(1,j,l,itrac) |
| 460 |
END DO |
| 461 |
END DO |
| 462 |
ENDDO |
| 463 |
|
| 464 |
c ----------- qqtite totale de traceur dans tte l'atmosphere |
| 465 |
DO l = 1, llm |
| 466 |
DO j = 1, jjp1 |
| 467 |
DO i = 1, iim |
| 468 |
cIM 240405 sqf = sqf + S0(i,j,l,9) |
| 469 |
sqf = sqf + S0(i,j,l,ntra) |
| 470 |
END DO |
| 471 |
END DO |
| 472 |
END DO |
| 473 |
c |
| 474 |
PRINT*,'------ DIAG DANS ADVX - SORTIE -----' |
| 475 |
PRINT*,'sqf=',sqf |
| 476 |
c------------- |
| 477 |
|
| 478 |
RETURN |
| 479 |
END |
| 480 |
C_________________________________________________________________ |
| 481 |
C_________________________________________________________________ |
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