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module flxmain_m |
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IMPLICIT none |
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contains |
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SUBROUTINE flxmain(dtime, ten, qen, qsen, pqhfl, pap, paph, pgeo, ldland, & |
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ptte, pqte, pvervel, prsfc, pssfc, kcbot, kctop, kdtop, mfu, mfd, & |
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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 flxasc_m, only: flxasc |
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use flxbase_m, only: flxbase |
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use flxddraf_m, only: flxddraf |
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use flxdlfs_m, only: flxdlfs |
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use flxdtdq_m, only: flxdtdq |
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use flxflux_m, only: flxflux |
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use flxini_m, only: flxini |
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USE suphec_m, ONLY: rcpd, retv, rg, rlvtt |
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USE yoecumf, ONLY: flxsetup, cmfdeps, entrpen, entrscv, lmfdd |
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USE yoethf_m, ONLY: r4les, r5les |
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REAL, intent(in):: dtime |
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REAL, intent(in):: ten(klon, klev) |
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real, intent(in):: qen(klon, klev) |
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real, intent(inout):: qsen(klon, klev) |
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REAL, intent(in):: pqhfl(klon) |
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real, intent(in):: pap(klon, klev) |
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real, intent(in):: paph(klon, klev + 1) ! pression aux demi-niveaux |
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REAL, intent(in):: pgeo(klon, klev) |
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LOGICAL ldland(klon) |
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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 prsfc(klon), pssfc(klon) |
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INTEGER kcbot(klon), kctop(klon) |
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INTEGER kdtop(klon) |
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REAL, intent(out):: mfu(klon, klev) |
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real, intent(out):: mfd(klon, klev) |
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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 dt_con(klon, klev), dq_con(klon, klev) |
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REAL pmflxr(klon, klev + 1) |
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REAL pmflxs(klon, klev + 1) |
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! Local: |
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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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INTEGER ktype(klon) |
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LOGICAL 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 mfub(klon), mfub1(klon) |
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REAL mfus(klon, klev), mfuq(klon, klev), mful(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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INTEGER ilab(klon, klev), ictop0(klon) |
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LOGICAL llo1 |
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REAL zmfmax, zdh |
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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 ptd(klon, klev), pqd(klon, klev) |
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REAL zmfds(klon, klev), zmfdq(klon, klev), zdmfdp(klon, klev) |
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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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ldcum = .FALSE. |
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dt_con = 0. |
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dq_con = 0. |
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! Initialiser les variables et faire l'interpolation verticale : |
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CALL flxini(ten, qen, qsen, pgeo, paph, zgeoh, ztenh, zqenh, zqsenh, & |
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ptu, pqu, ptd, pqd, mfd, zmfds, zmfdq, zdmfdp, mfu, mfus, mfuq, & |
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zdmfup, zdpmel, plu, plude, ilab, pen_u, pde_u, pen_d, pde_d) |
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! Déterminer les valeurs au niveau de base de la tour convective : |
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CALL flxbase(ztenh, zqenh, zgeoh, paph, ptu, pqu, plu, ldcum, kcbot, ilab) |
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! Calculer la convergence totale de l'humidité et celle en |
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! provenance de la couche limite, plus précisément, la convergence |
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! intégrée entre le sol et la base de la convection. Cette |
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! dernière convergence est comparée avec l'&vaporation obtenue |
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! dans la couche limite pour déterminer le type de la convection. |
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zdqcv = pqte(:, 1) * (paph(:, 2) - paph(:, 1)) |
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zdhpbl = 0. |
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zdqpbl = 0. |
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DO k=2, klev |
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DO i = 1, klon |
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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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*(paph(i, k + 1)-paph(i, k)) |
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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 (zdqcv(i) > MAX(0., - 1.5 * pqhfl(i) * RG)) then |
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ktype(i) = 1 |
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else |
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ktype(i) = 2 |
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end if |
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ENDDO |
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! Déterminer le flux de masse entrant à travers la base. On |
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! 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) > 0..AND.zqumqe > zdqmin.AND.ldcum(i)) THEN |
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mfub(i) = zdqpbl(i)/(RG*MAX(zqumqe, zdqmin)) |
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ELSE |
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mfub(i) = 0.01 |
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ldcum(i)=.FALSE. |
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ENDIF |
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IF (ktype(i) == 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) > 0..AND.ldcum(i))mfub(i)=zdhpbl(i)/zdh |
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ENDIF |
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zmfmax = (paph(i, ikb)-paph(i, ikb-1)) / (RG*dtime) |
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mfub(i) = MIN(mfub(i), zmfmax) |
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zentr(i) = ENTRSCV |
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IF (ktype(i) == 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 < ictop0(i).AND.zhcbase(i) > 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(dtime, ztenh, zqenh, ten, qen, qsen, pgeo, zgeoh, pap, & |
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paph, pqte, pvervel, ldland, ldcum, ktype, ilab, ptu, pqu, plu, & |
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mfu, mfub, zentr, mfus, mfuq, mful, plude, zdmfup, kcbot, & |
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kctop, ictop0, kcum, pen_u, pde_u) |
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kcum_not_zero: 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) == 1 .AND. zpbmpt < 2E4) ktype(i) = 2 |
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IF(ldcum(i)) ictop0(i)=kctop(i) |
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IF(ktype(i) == 2) zentr(i)=ENTRSCV |
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ENDDO |
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downdraft: IF (lmfdd) THEN |
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! 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, ldcum, kcbot, & |
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kctop, mfub, zrfl, ptd, pqd, mfd, zmfds, zmfdq, zdmfdp, kdtop, & |
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lddraf) |
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! calculer le panache descendant |
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CALL flxddraf(ztenh, zqenh, zgeoh, paph, zrfl, ptd, pqd, mfd, & |
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zmfds, zmfdq, zdmfdp, lddraf, pen_d, pde_d) |
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guez |
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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 = MFD(i, ikb) < 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*dtime) |
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IF (zdqpbl(i) > 0..AND.zqumqe > zdqmin.AND.ldcum(i) & |
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guez |
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.AND.mfub(i) < zmfmax) THEN |
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mfub1(i) = zdqpbl(i) / (RG*MAX(zqumqe, zdqmin)) |
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ELSE |
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mfub1(i) = mfub(i) |
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ENDIF |
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IF (ktype(i) == 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) > 0..AND.ldcum(i))mfub1(i)=zdhpbl(i)/zdh |
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ENDIF |
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guez |
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IF (.NOT. ((ktype(i) == 1 .OR. ktype(i) == 2) .AND. & |
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ABS(mfub1(i)-mfub(i)) < 0.2*mfub(i))) & |
| 238 |
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mfub1(i) = mfub(i) |
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guez |
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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 = mfub1(i)/MAX(mfub(i), 1.E-10) |
| 245 |
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mfd(i, k) = mfd(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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guez |
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IF (lddraf(i)) mfub(i)=mfub1(i) |
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guez |
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ENDDO |
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guez |
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ENDIF downdraft |
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guez |
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! calculer de nouveau le panache ascendant |
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guez |
71 |
CALL flxasc(dtime, ztenh, zqenh, ten, qen, qsen, pgeo, zgeoh, pap, & |
| 262 |
guez |
70 |
paph, pqte, pvervel, ldland, ldcum, ktype, ilab, ptu, pqu, plu, & |
| 263 |
guez |
71 |
mfu, mfub, zentr, mfus, mfuq, mful, plude, zdmfup, kcbot, & |
| 264 |
guez |
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kctop, ictop0, kcum, pen_u, pde_u) |
| 265 |
guez |
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|
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guez |
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! Déterminer les flux convectifs en forme finale, ainsi que la |
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! quantité des précipitations |
| 268 |
guez |
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guez |
71 |
CALL flxflux(dtime, qen, qsen, ztenh, zqenh, pap, paph, & |
| 270 |
guez |
62 |
ldland, zgeoh, kcbot, kctop, lddraf, kdtop, ktype, ldcum, & |
| 271 |
guez |
71 |
mfu, mfd, mfus, zmfds, mfuq, zmfdq, mful, plude, & |
| 272 |
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zdmfup, zdmfdp, ten, prsfc, pssfc, zdpmel, itopm2, & |
| 273 |
guez |
62 |
pmflxr, pmflxs) |
| 274 |
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| 275 |
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! calculer les tendances pour T et Q |
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guez |
71 |
CALL flxdtdq(itopm2, paph, ldcum, ten, mfus, zmfds, mfuq, zmfdq, & |
| 278 |
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mful, zdmfup, zdmfdp, zdpmel, dt_con, dq_con) |
| 279 |
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end IF kcum_not_zero |
| 280 |
guez |
62 |
|
| 281 |
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END SUBROUTINE flxmain |
| 282 |
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| 283 |
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end module flxmain_m |
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