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! $Header: /home/cvsroot/LMDZ4/libf/dyn3d/advz.F,v 1.2 2005/05/25 13:10:09 fairhead Exp $ |
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SUBROUTINE advz(limit,dtz,w,sm,s0,sx,sy,sz) |
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use dimens_m |
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use paramet_m |
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use comconst |
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guez |
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use disvert_m |
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guez |
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IMPLICIT NONE |
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CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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C C |
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C first-order moments (FOM) advection of tracer in Z 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 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 dq est l'argument 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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C Arguments : |
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C ----------- |
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C dtz : frequence fictive d'appel du transport |
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C w : flux de masse en z en Pa.m2.s-1 |
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INTEGER ntra |
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PARAMETER (ntra = 1) |
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guez |
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REAL, intent(in):: dtz |
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REAL w ( iip1,jjp1,llm ) |
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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) |
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+ ,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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+ ,sz(iip1,jjp1,llm,ntra) |
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C Local : |
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C ------- |
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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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REAL WGRI(iip1,jjp1,0:llm) |
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C |
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C the moments F are used as temporary storage for |
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C portions of grid boxes in transit at the current latitude |
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C |
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REAL FM(iim,llm) |
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REAL F0(iim,llm,ntra),FX(iim,llm,ntra) |
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REAL FY(iim,llm,ntra),FZ(iim,llm,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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REAL TEMPTM ! Just temporal variable |
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REAL sqi,sqf |
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C |
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LOGICAL LIMIT |
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INTEGER lon,lat,niv |
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INTEGER i,j,jv,k,l,lp |
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lon = iim |
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lat = jjp1 |
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niv = llm |
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C *** Test : diag de la qqtite totale de traceur |
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C dans l'atmosphere avant l'advection en z |
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sqi = 0. |
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sqf = 0. |
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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 ADVZ - ENTREE ---------' |
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PRINT*,'sqi=',sqi |
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C----------------------------------------------------------------- |
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C Interface : adaptation nouveau modele |
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C ------------------------------------- |
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C |
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C Conversion du flux de masse en kg.s-1 |
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DO 500 l = 1,llm |
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DO 500 j = 1,jjp1 |
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DO 500 i = 1,iip1 |
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c wgri (i,j,llm+1-l) = w (i,j,l) / g |
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wgri (i,j,llm+1-l) = w (i,j,l) |
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c wgri (i,j,0) = 0. ! a detruire ult. |
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c wgri (i,j,l) = 0.1 ! w (i,j,l) |
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c wgri (i,j,llm) = 0. ! a detruire ult. |
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500 CONTINUE |
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DO j = 1,jjp1 |
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DO i = 1,iip1 |
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wgri(i,j,0)=0. |
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enddo |
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enddo |
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C----------------------------------------------------------------- |
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C start here |
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C boucle sur les latitudes |
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C |
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DO 1 K=1,LAT |
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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 101 |
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C |
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DO 10 JV=1,NTRA |
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DO 10 L=1,NIV |
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DO 100 I=1,LON |
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sz(I,K,L,JV)=SIGN(AMIN1(AMAX1(S0(I,K,L,JV),0.), |
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+ ABS(sz(I,K,L,JV))),sz(I,K,L,JV)) |
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100 CONTINUE |
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10 CONTINUE |
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C |
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101 CONTINUE |
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C |
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C boucle sur les niveaux intercouches de 1 a NIV-1 |
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C (flux nul au sommet L=0 et a la base L=NIV) |
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C |
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C calculate flux and moments between adjacent boxes |
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C (flux from LP to L if WGRI(L).lt.0, from L to LP if WGRI(L).gt.0) |
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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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DO 11 L=1,NIV-1 |
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LP=L+1 |
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C |
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DO 110 I=1,LON |
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C |
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IF(WGRI(I,K,L).LT.0.) THEN |
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FM(I,L)=-WGRI(I,K,L)*DTZ |
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ALF(I)=FM(I,L)/SM(I,K,LP) |
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SM(I,K,LP)=SM(I,K,LP)-FM(I,L) |
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ELSE |
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FM(I,L)=WGRI(I,K,L)*DTZ |
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ALF(I)=FM(I,L)/SM(I,K,L) |
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SM(I,K,L)=SM(I,K,L)-FM(I,L) |
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ENDIF |
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C |
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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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C |
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110 CONTINUE |
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C |
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DO 111 JV=1,NTRA |
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DO 1110 I=1,LON |
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C |
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IF(WGRI(I,K,L).LT.0.) THEN |
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C |
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F0(I,L,JV)=ALF (I)*( S0(I,K,LP,JV)-ALF1(I)*sz(I,K,LP,JV) ) |
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FZ(I,L,JV)=ALFQ(I)*sz(I,K,LP,JV) |
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FX(I,L,JV)=ALF (I)*sx(I,K,LP,JV) |
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FY(I,L,JV)=ALF (I)*sy(I,K,LP,JV) |
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C |
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S0(I,K,LP,JV)=S0(I,K,LP,JV)-F0(I,L,JV) |
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sz(I,K,LP,JV)=ALF1Q(I)*sz(I,K,LP,JV) |
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sx(I,K,LP,JV)=sx(I,K,LP,JV)-FX(I,L,JV) |
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sy(I,K,LP,JV)=sy(I,K,LP,JV)-FY(I,L,JV) |
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C |
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ELSE |
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C |
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F0(I,L,JV)=ALF (I)*(S0(I,K,L,JV)+ALF1(I)*sz(I,K,L,JV) ) |
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FZ(I,L,JV)=ALFQ(I)*sz(I,K,L,JV) |
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FX(I,L,JV)=ALF (I)*sx(I,K,L,JV) |
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FY(I,L,JV)=ALF (I)*sy(I,K,L,JV) |
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C |
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S0(I,K,L,JV)=S0(I,K,L,JV)-F0(I,L,JV) |
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sz(I,K,L,JV)=ALF1Q(I)*sz(I,K,L,JV) |
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sx(I,K,L,JV)=sx(I,K,L,JV)-FX(I,L,JV) |
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sy(I,K,L,JV)=sy(I,K,L,JV)-FY(I,L,JV) |
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C |
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ENDIF |
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C |
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1110 CONTINUE |
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111 CONTINUE |
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C |
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11 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 12 L=1,NIV-1 |
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LP=L+1 |
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C |
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DO 120 I=1,LON |
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C |
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IF(WGRI(I,K,L).LT.0.) THEN |
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SM(I,K,L)=SM(I,K,L)+FM(I,L) |
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ALF(I)=FM(I,L)/SM(I,K,L) |
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ELSE |
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SM(I,K,LP)=SM(I,K,LP)+FM(I,L) |
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ALF(I)=FM(I,L)/SM(I,K,LP) |
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ENDIF |
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C |
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ALF1(I)=1.-ALF(I) |
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ALFQ(I)=ALF(I)*ALF(I) |
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ALF1Q(I)=ALF1(I)*ALF1(I) |
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C |
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120 CONTINUE |
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C |
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DO 121 JV=1,NTRA |
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DO 1210 I=1,LON |
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C |
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IF(WGRI(I,K,L).LT.0.) THEN |
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C |
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TEMPTM=-ALF(I)*S0(I,K,L,JV)+ALF1(I)*F0(I,L,JV) |
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S0(I,K,L,JV)=S0(I,K,L,JV)+F0(I,L,JV) |
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sz(I,K,L,JV)=ALF(I)*FZ(I,L,JV)+ALF1(I)*sz(I,K,L,JV)+3.*TEMPTM |
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sx(I,K,L,JV)=sx(I,K,L,JV)+FX(I,L,JV) |
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sy(I,K,L,JV)=sy(I,K,L,JV)+FY(I,L,JV) |
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C |
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ELSE |
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C |
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TEMPTM=ALF(I)*S0(I,K,LP,JV)-ALF1(I)*F0(I,L,JV) |
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S0(I,K,LP,JV)=S0(I,K,LP,JV)+F0(I,L,JV) |
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sz(I,K,LP,JV)=ALF(I)*FZ(I,L,JV)+ALF1(I)*sz(I,K,LP,JV) |
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+ +3.*TEMPTM |
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sx(I,K,LP,JV)=sx(I,K,LP,JV)+FX(I,L,JV) |
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sy(I,K,LP,JV)=sy(I,K,LP,JV)+FY(I,L,JV) |
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C |
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ENDIF |
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C |
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1210 CONTINUE |
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121 CONTINUE |
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C |
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12 CONTINUE |
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C |
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C fin de la boucle principale sur les latitudes |
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C |
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1 CONTINUE |
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C *** ------------------- bouclage cyclique en X ------------ |
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c DO l = 1,llm |
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c DO j = 1,jjp1 |
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c SM(iip1,j,l) = SM(1,j,l) |
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c S0(iip1,j,l,ntra) = S0(1,j,l,ntra) |
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C sx(iip1,j,l,ntra) = sx(1,j,l,ntra) |
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c sy(iip1,j,l,ntra) = sy(1,j,l,ntra) |
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c sz(iip1,j,l,ntra) = sz(1,j,l,ntra) |
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c ENDDO |
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c ENDDO |
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C------------------------------------------------------------- |
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C *** Test : diag de la qqtite totale de traceur |
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C dans l'atmosphere avant l'advection en z |
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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 sqf = sqf + S0(i,j,l,9) |
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sqf = sqf + 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 ADVZ - SORTIE ---------' |
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PRINT*,'sqf=', sqf |
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C------------------------------------------------------------- |
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RETURN |
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END |
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C_______________________________________________________________ |
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C_______________________________________________________________ |
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