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module concvl_m |
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IMPLICIT NONE |
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contains |
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SUBROUTINE concvl(iflag_con, dtime, paprs, pplay, t, q, u, v, tra, & |
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ntra, work1, work2, d_t, d_q, d_u, d_v, d_tra, rain, snow, kbas, & |
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ktop, upwd, dnwd, dnwd0, ma, cape, tvp, iflag, pbase, bbase, & |
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dtvpdt1, dtvpdq1, dplcldt, dplcldr, qcondc, wd, pmflxr, pmflxs, & |
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da, phi, mp) |
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! From phylmd/concvl.F, version 1.3 2005/04/15 12:36:17 |
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! Author: Z. X. Li (LMD/CNRS) |
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! date: 1993/08/18 |
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! Objet : schéma de convection d'Emanuel (1991), interface |
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USE dimens_m, ONLY : nqmx |
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USE dimphy, ONLY : klev, klon |
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USE suphec_m, ONLY : retv, rtt |
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USE yoethf_m, ONLY : r2es |
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USE fcttre, ONLY : foeew |
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use cv_driver_m, only: cv_driver |
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INTEGER, PARAMETER:: ntrac = nqmx - 2 |
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INTEGER, INTENT (IN) :: iflag_con |
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REAL, INTENT (IN) :: dtime ! pas d'integration (s) |
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REAL, INTENT (IN) :: paprs(klon, klev+1) |
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REAL, INTENT (IN) :: pplay(klon, klev) |
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REAL, intent(in):: t(klon, klev) |
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real q(klon, klev), u(klon, klev), v(klon, klev) |
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! q-------input-R-vapeur d'eau (en kg/kg) |
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REAL, INTENT (IN):: tra(klon, klev, ntrac) |
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INTEGER ntra |
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REAL work1(klon, klev), work2(klon, klev) |
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! work*: input et output: deux variables de travail, |
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! on peut les mettre a 0 au debut |
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REAL pmflxr(klon, klev+1), pmflxs(klon, klev+1) |
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REAL d_t(klon, klev), d_q(klon, klev), d_u(klon, klev), d_v(klon, & |
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klev) |
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! d_q-----output-R-increment de la vapeur d'eau |
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REAL d_tra(klon, klev, ntrac) |
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REAL rain(klon), snow(klon) |
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! rain----output-R-la pluie (mm/s) |
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! snow----output-R-la neige (mm/s) |
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INTEGER kbas(klon), ktop(klon) |
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REAL em_ph(klon, klev+1), em_p(klon, klev) |
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REAL, intent(out):: upwd(klon, klev) |
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! saturated updraft mass flux (kg/m**2/s) |
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real, intent(out):: dnwd(klon, klev) |
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! saturated downdraft mass flux (kg/m**2/s) |
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real, intent(out):: dnwd0(klon, klev) |
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! unsaturated downdraft mass flux (kg/m**2/s) |
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REAL ma(klon, klev), cape(klon), tvp(klon, klev) |
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! Cape----output-R-CAPE (J/kg) |
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! Tvp-----output-R-Temperature virtuelle d'une parcelle soulevee |
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! adiabatiquement a partir du niveau 1 (K) |
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REAL da(klon, klev), phi(klon, klev, klev), mp(klon, klev) |
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INTEGER iflag(klon) |
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REAL pbase(klon), bbase(klon) |
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REAL dtvpdt1(klon, klev), dtvpdq1(klon, klev) |
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REAL dplcldt(klon), dplcldr(klon) |
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REAL qcondc(klon, klev) |
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REAL wd(klon) |
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REAL zx_t, zdelta, zx_qs, zcor |
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INTEGER i, k, itra |
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REAL qs(klon, klev) |
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REAL, save:: cbmf(klon) |
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INTEGER:: ifrst = 0 |
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!----------------------------------------------------------------- |
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snow = 0 |
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IF (ifrst==0) THEN |
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ifrst = 1 |
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DO i = 1, klon |
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cbmf(i) = 0. |
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END DO |
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END IF |
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DO k = 1, klev + 1 |
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DO i = 1, klon |
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em_ph(i, k) = paprs(i, k)/100.0 |
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pmflxs(i, k) = 0. |
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END DO |
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END DO |
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DO k = 1, klev |
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DO i = 1, klon |
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em_p(i, k) = pplay(i, k)/100.0 |
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END DO |
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END DO |
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IF (iflag_con==4) THEN |
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DO k = 1, klev |
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DO i = 1, klon |
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zx_t = t(i, k) |
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zdelta = max(0., sign(1., rtt-zx_t)) |
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zx_qs = min(0.5, r2es*foeew(zx_t, zdelta)/em_p(i, k)/100.0) |
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zcor = 1./(1.-retv*zx_qs) |
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qs(i, k) = zx_qs*zcor |
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END DO |
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END DO |
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ELSE |
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! iflag_con=3 (modif de puristes qui fait la diffce pour la |
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! convergence numerique) |
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DO k = 1, klev |
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DO i = 1, klon |
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zx_t = t(i, k) |
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zdelta = max(0., sign(1., rtt-zx_t)) |
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zx_qs = r2es*foeew(zx_t, zdelta)/em_p(i, k)/100.0 |
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zx_qs = min(0.5, zx_qs) |
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zcor = 1./(1.-retv*zx_qs) |
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zx_qs = zx_qs*zcor |
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qs(i, k) = zx_qs |
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END DO |
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END DO |
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END IF |
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! Main driver for convection: |
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! iflag_con = 3 -> equivalent to convect3 |
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! iflag_con = 4 -> equivalent to convect1/2 |
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CALL cv_driver(klon, klev, klev+1, ntra, iflag_con, t, q, qs, u, v, tra, & |
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em_p, em_ph, iflag, d_t, d_q, d_u, d_v, d_tra, rain, pmflxr, cbmf, & |
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work1, work2, kbas, ktop, dtime, ma, upwd, dnwd, dnwd0, qcondc, & |
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wd, cape, da, phi, mp) |
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DO i = 1, klon |
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rain(i) = rain(i)/86400. |
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END DO |
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DO k = 1, klev |
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DO i = 1, klon |
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d_t(i, k) = dtime*d_t(i, k) |
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d_q(i, k) = dtime*d_q(i, k) |
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d_u(i, k) = dtime*d_u(i, k) |
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d_v(i, k) = dtime*d_v(i, k) |
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END DO |
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END DO |
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DO itra = 1, ntra |
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DO k = 1, klev |
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DO i = 1, klon |
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d_tra(i, k, itra) = dtime*d_tra(i, k, itra) |
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END DO |
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END DO |
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END DO |
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! les traceurs ne sont pas mis dans cette version de convect4: |
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IF (iflag_con==4) THEN |
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DO itra = 1, ntra |
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DO k = 1, klev |
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DO i = 1, klon |
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d_tra(i, k, itra) = 0. |
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END DO |
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END DO |
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END DO |
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END IF |
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END SUBROUTINE concvl |
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end module concvl_m |