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guez |
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module flxmain_m |
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IMPLICIT none |
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contains |
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SUBROUTINE flxmain(pdtime, pten, pqen, pqsen, pqhfl, pap, paph, pgeo, & |
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ldland, ptte, pqte, pvervel, prsfc, pssfc, kcbot, kctop, kdtop, pmfu, & |
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pmfd, pen_u, pde_u, pen_d, pde_d, dt_con, dq_con, pmflxr, pmflxs) |
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USE dimphy, ONLY: klev, klon |
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USE suphec_m, ONLY: rcpd, retv, rg, rlvtt |
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USE yoethf_m, ONLY: r4les, r5les |
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USE yoecumf, ONLY: cmfdeps, entrpen, entrscv, lmfdd |
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guez |
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use flxsetup_m, only: flxsetup |
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guez |
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REAL pten(klon,klev), pqen(klon,klev), pqsen(klon,klev) |
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REAL ptte(klon,klev) |
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REAL pqte(klon,klev) |
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REAL pvervel(klon,klev) |
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REAL pgeo(klon,klev), pap(klon,klev), paph(klon,klev+1) |
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REAL pqhfl(klon) |
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REAL ptu(klon,klev), pqu(klon,klev), plu(klon,klev) |
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REAL plude(klon,klev) |
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REAL pmfu(klon,klev) |
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REAL prsfc(klon), pssfc(klon) |
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INTEGER kcbot(klon), kctop(klon), ktype(klon) |
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LOGICAL ldland(klon), ldcum(klon) |
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REAL ztenh(klon,klev), zqenh(klon,klev), zqsenh(klon,klev) |
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REAL zgeoh(klon,klev) |
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REAL zmfub(klon), zmfub1(klon) |
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REAL zmfus(klon,klev), zmfuq(klon,klev), zmful(klon,klev) |
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REAL zdmfup(klon,klev), zdpmel(klon,klev) |
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REAL zentr(klon), zhcbase(klon) |
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REAL zdqpbl(klon), zdqcv(klon), zdhpbl(klon) |
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REAL zrfl(klon) |
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REAL pmflxr(klon,klev+1) |
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REAL pmflxs(klon,klev+1) |
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INTEGER ilab(klon,klev), ictop0(klon) |
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LOGICAL llo1 |
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REAL dt_con(klon,klev), dq_con(klon,klev) |
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REAL zmfmax, zdh |
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REAL, intent(in):: pdtime |
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real zqumqe, zdqmin, zalvdcp, zhsat, zzz |
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REAL zhhat, zpbmpt, zgam, zeps, zfac |
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INTEGER i, k, ikb, itopm2, kcum |
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REAL pen_u(klon,klev), pde_u(klon,klev) |
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REAL pen_d(klon,klev), pde_d(klon,klev) |
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REAL ptd(klon,klev), pqd(klon,klev), pmfd(klon,klev) |
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REAL zmfds(klon,klev), zmfdq(klon,klev), zdmfdp(klon,klev) |
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INTEGER kdtop(klon) |
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LOGICAL lddraf(klon) |
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LOGICAL:: firstcal = .TRUE. |
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!--------------------------------------------------------------------- |
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IF (firstcal) THEN |
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CALL flxsetup |
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firstcal = .FALSE. |
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ENDIF |
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DO i = 1, klon |
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ldcum(i) = .FALSE. |
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ENDDO |
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DO k = 1, klev |
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DO i = 1, klon |
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dt_con(i,k) = 0.0 |
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dq_con(i,k) = 0.0 |
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ENDDO |
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ENDDO |
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! initialiser les variables et faire l'interpolation verticale |
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CALL flxini(pten, pqen, pqsen, pgeo, & |
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paph, zgeoh, ztenh, zqenh, zqsenh, & |
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ptu, pqu, ptd, pqd, pmfd, zmfds, zmfdq, zdmfdp, & |
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pmfu, zmfus, zmfuq, zdmfup, & |
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zdpmel, plu, plude, ilab, pen_u, pde_u, pen_d, pde_d) |
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! determiner les valeurs au niveau de base de la tour convective |
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CALL flxbase(ztenh, zqenh, zgeoh, paph, & |
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ptu, pqu, plu, ldcum, kcbot, ilab) |
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! calculer la convergence totale de l'humidite et celle en provenance |
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! de la couche limite, plus precisement, la convergence integree entre |
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! le sol et la base de la convection. Cette derniere convergence est |
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! comparee avec l'evaporation obtenue dans la couche limite pour |
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! determiner le type de la convection |
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k=1 |
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DO i = 1, klon |
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zdqcv(i) = pqte(i,k)*(paph(i,k+1)-paph(i,k)) |
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zdhpbl(i) = 0.0 |
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zdqpbl(i) = 0.0 |
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ENDDO |
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DO k=2,klev |
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DO i = 1, klon |
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guez |
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zdqcv(i)=zdqcv(i)+pqte(i,k)*(paph(i,k+1)-paph(i,k)) |
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IF (k.GE.kcbot(i)) THEN |
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zdqpbl(i)=zdqpbl(i)+pqte(i,k)*(paph(i,k+1)-paph(i,k)) |
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zdhpbl(i)=zdhpbl(i)+(RCPD*ptte(i,k)+RLVTT*pqte(i,k)) & |
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guez |
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*(paph(i,k+1)-paph(i,k)) |
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guez |
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ENDIF |
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guez |
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ENDDO |
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ENDDO |
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DO i = 1, klon |
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ktype(i) = 2 |
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if (zdqcv(i).GT.MAX(0.,-1.5*pqhfl(i)*RG)) ktype(i) = 1 |
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!cc if (zdqcv(i).GT.MAX(0.,-1.1*pqhfl(i)*RG)) ktype(i) = 1 |
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ENDDO |
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! determiner le flux de masse entrant a travers la base. |
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! on ignore, pour l'instant, l'effet du panache descendant |
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DO i = 1, klon |
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ikb=kcbot(i) |
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zqumqe=pqu(i,ikb)+plu(i,ikb)-zqenh(i,ikb) |
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zdqmin=MAX(0.01*zqenh(i,ikb),1.E-10) |
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IF (zdqpbl(i).GT.0..AND.zqumqe.GT.zdqmin.AND.ldcum(i)) THEN |
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zmfub(i) = zdqpbl(i)/(RG*MAX(zqumqe,zdqmin)) |
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ELSE |
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zmfub(i) = 0.01 |
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ldcum(i)=.FALSE. |
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ENDIF |
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IF (ktype(i).EQ.2) THEN |
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zdh = RCPD*(ptu(i,ikb)-ztenh(i,ikb)) + RLVTT*zqumqe |
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zdh = RG * MAX(zdh,1.0E5*zdqmin) |
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IF (zdhpbl(i).GT.0..AND.ldcum(i))zmfub(i)=zdhpbl(i)/zdh |
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ENDIF |
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zmfmax = (paph(i,ikb)-paph(i,ikb-1)) / (RG*pdtime) |
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zmfub(i) = MIN(zmfub(i),zmfmax) |
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zentr(i) = ENTRSCV |
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IF (ktype(i).EQ.1) zentr(i) = ENTRPEN |
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ENDDO |
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! DETERMINE CLOUD ASCENT FOR ENTRAINING PLUME |
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! (A) calculer d'abord la hauteur "theorique" de la tour convective sans |
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! considerer l'entrainement ni le detrainement du panache, sachant |
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! ces derniers peuvent abaisser la hauteur theorique. |
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DO i = 1, klon |
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ikb=kcbot(i) |
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zhcbase(i)=RCPD*ptu(i,ikb)+zgeoh(i,ikb)+RLVTT*pqu(i,ikb) |
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ictop0(i)=kcbot(i)-1 |
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ENDDO |
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zalvdcp=RLVTT/RCPD |
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DO k=klev-1,3,-1 |
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DO i = 1, klon |
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zhsat=RCPD*ztenh(i,k)+zgeoh(i,k)+RLVTT*zqsenh(i,k) |
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zgam=R5LES*zalvdcp*zqsenh(i,k)/ & |
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((1.-RETV *zqsenh(i,k))*(ztenh(i,k)-R4LES)**2) |
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zzz=RCPD*ztenh(i,k)*0.608 |
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zhhat=zhsat-(zzz+zgam*zzz)/(1.+zgam*zzz/RLVTT)* & |
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MAX(zqsenh(i,k)-zqenh(i,k),0.) |
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IF(k.LT.ictop0(i).AND.zhcbase(i).GT.zhhat) ictop0(i)=k |
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ENDDO |
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ENDDO |
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! (B) calculer le panache ascendant |
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CALL flxasc(pdtime,ztenh, zqenh, pten, pqen, pqsen, & |
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pgeo, zgeoh, pap, paph, pqte, pvervel, & |
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ldland, ldcum, ktype, ilab, & |
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ptu, pqu, plu, pmfu, zmfub, zentr, & |
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zmfus, zmfuq, zmful, plude, zdmfup, & |
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kcbot, kctop, ictop0, kcum, pen_u, pde_u) |
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IF (kcum /= 0) then |
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! verifier l'epaisseur de la convection et changer eventuellement |
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! le taux d'entrainement/detrainement |
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DO i = 1, klon |
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zpbmpt=paph(i,kcbot(i))-paph(i,kctop(i)) |
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IF(ldcum(i).AND.ktype(i).EQ.1.AND.zpbmpt.LT.2.E4)ktype(i)=2 |
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IF(ldcum(i)) ictop0(i)=kctop(i) |
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IF(ktype(i).EQ.2) zentr(i)=ENTRSCV |
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ENDDO |
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IF (lmfdd) THEN ! si l'on considere le panache descendant |
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! calculer la precipitation issue du panache ascendant pour |
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! determiner l'existence du panache descendant dans la convection |
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DO i = 1, klon |
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zrfl(i)=zdmfup(i,1) |
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ENDDO |
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DO k=2,klev |
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DO i = 1, klon |
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zrfl(i)=zrfl(i)+zdmfup(i,k) |
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ENDDO |
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ENDDO |
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! determiner le LFS (level of free sinking: niveau de plonge libre) |
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CALL flxdlfs(ztenh, zqenh, zgeoh, paph, ptu, pqu, & |
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ldcum, kcbot, kctop, zmfub, zrfl, & |
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ptd, pqd, & |
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pmfd, zmfds, zmfdq, zdmfdp, & |
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kdtop, lddraf) |
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! calculer le panache descendant |
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CALL flxddraf(ztenh, zqenh, & |
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zgeoh, paph, zrfl, & |
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ptd, pqd, & |
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pmfd, zmfds, zmfdq, zdmfdp, & |
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lddraf, pen_d, pde_d) |
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! calculer de nouveau le flux de masse entrant a travers la base |
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! de la convection, sachant qu'il a ete modifie par le panache |
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! descendant |
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DO i = 1, klon |
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IF (lddraf(i)) THEN |
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ikb = kcbot(i) |
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llo1 = PMFD(i,ikb).LT.0. |
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zeps = 0. |
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IF ( llo1 ) zeps = CMFDEPS |
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zqumqe = pqu(i,ikb)+plu(i,ikb)- & |
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zeps*pqd(i,ikb)-(1.-zeps)*zqenh(i,ikb) |
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zdqmin = MAX(0.01*zqenh(i,ikb),1.E-10) |
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zmfmax = (paph(i,ikb)-paph(i,ikb-1)) / (RG*pdtime) |
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IF (zdqpbl(i).GT.0..AND.zqumqe.GT.zdqmin.AND.ldcum(i) & |
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.AND.zmfub(i).LT.zmfmax) THEN |
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zmfub1(i) = zdqpbl(i) / (RG*MAX(zqumqe,zdqmin)) |
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ELSE |
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zmfub1(i) = zmfub(i) |
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ENDIF |
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IF (ktype(i).EQ.2) THEN |
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zdh = RCPD*(ptu(i,ikb)-zeps*ptd(i,ikb)- & |
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(1.-zeps)*ztenh(i,ikb))+RLVTT*zqumqe |
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zdh = RG * MAX(zdh,1.0E5*zdqmin) |
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IF (zdhpbl(i).GT.0..AND.ldcum(i))zmfub1(i)=zdhpbl(i)/zdh |
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ENDIF |
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IF ( .NOT.((ktype(i).EQ.1.OR.ktype(i).EQ.2).AND. & |
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ABS(zmfub1(i)-zmfub(i)).LT.0.2*zmfub(i)) ) & |
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zmfub1(i) = zmfub(i) |
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ENDIF |
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ENDDO |
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DO k = 1, klev |
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DO i = 1, klon |
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IF (lddraf(i)) THEN |
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zfac = zmfub1(i)/MAX(zmfub(i),1.E-10) |
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pmfd(i,k) = pmfd(i,k)*zfac |
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zmfds(i,k) = zmfds(i,k)*zfac |
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zmfdq(i,k) = zmfdq(i,k)*zfac |
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zdmfdp(i,k) = zdmfdp(i,k)*zfac |
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pen_d(i,k) = pen_d(i,k)*zfac |
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pde_d(i,k) = pde_d(i,k)*zfac |
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ENDIF |
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ENDDO |
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ENDDO |
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DO i = 1, klon |
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IF (lddraf(i)) zmfub(i)=zmfub1(i) |
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ENDDO |
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ENDIF ! fin de test sur lmfdd |
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! calculer de nouveau le panache ascendant |
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CALL flxasc(pdtime,ztenh, zqenh, pten, pqen, pqsen, & |
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pgeo, zgeoh, pap, paph, pqte, pvervel, & |
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ldland, ldcum, ktype, ilab, & |
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ptu, pqu, plu, pmfu, zmfub, zentr, & |
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zmfus, zmfuq, zmful, plude, zdmfup, & |
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kcbot, kctop, ictop0, kcum, pen_u, pde_u) |
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! determiner les flux convectifs en forme finale, ainsi que |
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! la quantite des precipitations |
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CALL flxflux(pdtime, pqen, pqsen, ztenh, zqenh, pap, paph, & |
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ldland, zgeoh, kcbot, kctop, lddraf, kdtop, ktype, ldcum, & |
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pmfu, pmfd, zmfus, zmfds, zmfuq, zmfdq, zmful, plude, & |
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zdmfup, zdmfdp, pten, prsfc, pssfc, zdpmel, itopm2, & |
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pmflxr, pmflxs) |
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! calculer les tendances pour T et Q |
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CALL flxdtdq(itopm2, paph, ldcum, pten, & |
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zmfus, zmfds, zmfuq, zmfdq, zmful, zdmfup, zdmfdp, zdpmel, & |
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dt_con,dq_con) |
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end IF |
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END SUBROUTINE flxmain |
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end module flxmain_m |
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