1 |
SUBROUTINE conflx (dtime,pres_h,pres_f, & |
module conflx_m |
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t, q, con_t, con_q, pqhfl, w, & |
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d_t, d_q, rain, snow, & |
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pmfu, pmfd, pen_u, pde_u, pen_d, pde_d, & |
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kcbot, kctop, kdtop, pmflxr, pmflxs) |
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! From LMDZ4/libf/phylmd/conflx.F,v 1.1.1.1 2004/05/19 12:53:08 |
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use dimens_m |
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use dimphy |
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use SUPHEC_M |
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use yoethf_m |
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use fcttre |
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2 |
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3 |
IMPLICIT none |
IMPLICIT none |
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!====================================================================== |
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! Auteur(s): Z.X. Li (LMD/CNRS) date: 19941014 |
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! Objet: Schema flux de masse pour la convection |
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! (schema de Tiedtke avec qqs modifications mineures) |
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! Dec.97: Prise en compte des modifications introduites par |
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! Olivier Boucher et Alexandre Armengaud pour melange |
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! et lessivage des traceurs passifs. |
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!====================================================================== |
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! Entree: |
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REAL, intent(in):: dtime ! pas d'integration (s) |
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REAL, intent(in):: pres_h(klon,klev+1) ! pression half-level (Pa) |
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REAL, intent(in):: pres_f(klon,klev)! pression full-level (Pa) |
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REAL, intent(in):: t(klon,klev) ! temperature (K) |
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REAL q(klon,klev) ! humidite specifique (g/g) |
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REAL w(klon,klev) ! vitesse verticale (Pa/s) |
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REAL con_t(klon,klev) ! convergence de temperature (K/s) |
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REAL con_q(klon,klev) ! convergence de l'eau vapeur (g/g/s) |
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REAL pqhfl(klon) ! evaporation (negative vers haut) mm/s |
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! Sortie: |
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REAL d_t(klon,klev) ! incrementation de temperature |
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REAL d_q(klon,klev) ! incrementation d'humidite |
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REAL pmfu(klon,klev) ! flux masse (kg/m2/s) panache ascendant |
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REAL pmfd(klon,klev) ! flux masse (kg/m2/s) panache descendant |
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REAL pen_u(klon,klev) |
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REAL pen_d(klon,klev) |
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REAL pde_u(klon,klev) |
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REAL pde_d(klon,klev) |
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REAL rain(klon) ! pluie (mm/s) |
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REAL snow(klon) ! neige (mm/s) |
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REAL pmflxr(klon,klev+1) |
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REAL pmflxs(klon,klev+1) |
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INTEGER kcbot(klon) ! niveau du bas de la convection |
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INTEGER kctop(klon) ! niveau du haut de la convection |
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INTEGER kdtop(klon) ! niveau du haut des downdrafts |
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! Local: |
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REAL pt(klon,klev) |
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REAL pq(klon,klev) |
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REAL pqs(klon,klev) |
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REAL pvervel(klon,klev) |
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LOGICAL land(klon) |
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! |
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REAL d_t_bis(klon,klev) |
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REAL d_q_bis(klon,klev) |
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REAL paprs(klon,klev+1) |
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REAL paprsf(klon,klev) |
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REAL zgeom(klon,klev) |
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REAL zcvgq(klon,klev) |
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REAL zcvgt(klon,klev) |
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!AA |
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REAL zmfu(klon,klev) |
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REAL zmfd(klon,klev) |
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REAL zen_u(klon,klev) |
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REAL zen_d(klon,klev) |
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REAL zde_u(klon,klev) |
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REAL zde_d(klon,klev) |
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REAL zmflxr(klon,klev+1) |
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REAL zmflxs(klon,klev+1) |
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!AA |
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! |
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INTEGER i, k |
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REAL zdelta, zqsat |
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! |
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! |
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! initialiser les variables de sortie (pour securite) |
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DO i = 1, klon |
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rain(i) = 0.0 |
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snow(i) = 0.0 |
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kcbot(i) = 0 |
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kctop(i) = 0 |
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kdtop(i) = 0 |
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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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d_t(i,k) = 0.0 |
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d_q(i,k) = 0.0 |
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pmfu(i,k) = 0.0 |
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pmfd(i,k) = 0.0 |
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pen_u(i,k) = 0.0 |
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pde_u(i,k) = 0.0 |
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pen_d(i,k) = 0.0 |
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pde_d(i,k) = 0.0 |
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zmfu(i,k) = 0.0 |
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zmfd(i,k) = 0.0 |
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zen_u(i,k) = 0.0 |
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zde_u(i,k) = 0.0 |
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zen_d(i,k) = 0.0 |
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zde_d(i,k) = 0.0 |
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ENDDO |
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ENDDO |
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DO k = 1, klev+1 |
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DO i = 1, klon |
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zmflxr(i,k) = 0.0 |
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zmflxs(i,k) = 0.0 |
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ENDDO |
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ENDDO |
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! |
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! calculer la nature du sol (pour l'instant, ocean partout) |
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DO i = 1, klon |
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land(i) = .FALSE. |
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ENDDO |
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! |
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! preparer les variables d'entree (attention: l'ordre des niveaux |
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! verticaux augmente du haut vers le bas) |
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DO k = 1, klev |
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DO i = 1, klon |
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pt(i,k) = t(i,klev-k+1) |
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pq(i,k) = q(i,klev-k+1) |
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paprsf(i,k) = pres_f(i,klev-k+1) |
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paprs(i,k) = pres_h(i,klev+1-k+1) |
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pvervel(i,k) = w(i,klev+1-k) |
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zcvgt(i,k) = con_t(i,klev-k+1) |
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zcvgq(i,k) = con_q(i,klev-k+1) |
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! |
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zdelta=MAX(0.,SIGN(1.,RTT-pt(i,k))) |
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zqsat=R2ES*FOEEW ( pt(i,k), zdelta ) / paprsf(i,k) |
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zqsat=MIN(0.5,zqsat) |
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zqsat=zqsat/(1.-RETV *zqsat) |
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pqs(i,k) = zqsat |
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ENDDO |
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ENDDO |
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DO i = 1, klon |
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paprs(i,klev+1) = pres_h(i,1) |
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zgeom(i,klev) = RD * pt(i,klev) & |
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/ (0.5*(paprs(i,klev+1)+paprsf(i,klev))) & |
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* (paprs(i,klev+1)-paprsf(i,klev)) |
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ENDDO |
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DO k = klev-1, 1, -1 |
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DO i = 1, klon |
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zgeom(i,k) = zgeom(i,k+1) & |
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+ RD * 0.5*(pt(i,k+1)+pt(i,k)) / paprs(i,k+1) & |
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* (paprsf(i,k+1)-paprsf(i,k)) |
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ENDDO |
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ENDDO |
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! |
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! appeler la routine principale |
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! |
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CALL flxmain(dtime, pt, pq, pqs, pqhfl, & |
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paprsf, paprs, zgeom, land, zcvgt, zcvgq, pvervel, & |
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rain, snow, kcbot, kctop, kdtop, & |
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zmfu, zmfd, zen_u, zde_u, zen_d, zde_d, & |
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d_t_bis, d_q_bis, zmflxr, zmflxs) |
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! |
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!AA-------------------------------------------------------- |
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!AA rem : De la meme facon que l'on effectue le reindicage |
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!AA pour la temperature t et le champ q |
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!AA on reindice les flux necessaires a la convection |
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!AA des traceurs |
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!AA-------------------------------------------------------- |
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DO k = 1, klev |
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DO i = 1, klon |
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d_q(i,klev+1-k) = dtime*d_q_bis(i,k) |
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d_t(i,klev+1-k) = dtime*d_t_bis(i,k) |
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ENDDO |
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ENDDO |
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! |
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DO i = 1, klon |
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pmfu(i,1)= 0. |
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pmfd(i,1)= 0. |
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pen_d(i,1)= 0. |
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pde_d(i,1)= 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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pmfu(i,klev+2-k)= zmfu(i,k) |
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pmfd(i,klev+2-k)= zmfd(i,k) |
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ENDDO |
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ENDDO |
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! |
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DO k = 1, klev |
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DO i = 1, klon |
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pen_u(i,klev+1-k)= zen_u(i,k) |
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pde_u(i,klev+1-k)= zde_u(i,k) |
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ENDDO |
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ENDDO |
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! |
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DO k = 1, klev-1 |
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DO i = 1, klon |
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pen_d(i,klev+1-k)= -zen_d(i,k+1) |
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pde_d(i,klev+1-k)= -zde_d(i,k+1) |
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ENDDO |
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ENDDO |
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DO k = 1, klev+1 |
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DO i = 1, klon |
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pmflxr(i,klev+2-k)= zmflxr(i,k) |
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pmflxs(i,klev+2-k)= zmflxs(i,k) |
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ENDDO |
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ENDDO |
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5 |
END SUBROUTINE conflx |
contains |
6 |
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7 |
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SUBROUTINE conflx (dtime, pres_h, pres_f, t, q, con_t, con_q, qhfl, w, & |
8 |
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d_t, d_q, rain, snow, pmfu, pmfd, pen_u, pde_u, pen_d, pde_d, kcbot, & |
9 |
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kctop, kdtop, pmflxr, pmflxs) |
10 |
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11 |
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! From LMDZ4/libf/phylmd/conflx.F, version 1.1.1.1 2004/05/19 12:53:08 |
12 |
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13 |
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! Author: Z. X. Li (LMD/CNRS) |
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! Date: 1994/10/14 |
15 |
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16 |
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! Objet: schéma en flux de masse pour la convection (schéma de |
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! Tiedtke avec quelques modifications mineures) |
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19 |
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! Décembre 1997 : prise en compte des modifications introduites |
20 |
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! par Olivier Boucher et Alexandre Armengaud pour le mélange et le |
21 |
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! lessivage des traceurs passifs. |
22 |
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23 |
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use flxmain_m, only: flxmain |
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USE dimphy, ONLY: klev, klon |
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USE suphec_m, ONLY: rd, retv, rtt |
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USE yoethf_m, ONLY: r2es |
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USE fcttre, ONLY: foeew |
28 |
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29 |
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REAL, intent(in):: dtime ! pas d'integration (s) |
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REAL, intent(in):: pres_h(:, :) ! (klon, klev+1) pression half-level (Pa) |
31 |
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REAL, intent(in):: pres_f(:, :) ! (klon, klev) pression full-level (Pa) |
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REAL, intent(in):: t(:, :) ! (klon, klev) temperature (K) |
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REAL, intent(in):: q(:, :) ! (klon, klev) humidité spécifique (g/g) |
34 |
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35 |
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REAL, intent(in):: con_t(:, :) |
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! (klon, klev) convergence de temperature (K/s) |
37 |
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38 |
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REAL, intent(in):: con_q(:, :) |
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! (klon, klev) convergence de l'eau vapeur (g/g/s) |
40 |
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41 |
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REAL, intent(in):: qhfl(:) ! (klon) evaporation (negative vers haut) mm/s |
42 |
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REAL, intent(in):: w(:, :) ! (klon, klev) vitesse verticale (Pa/s) |
43 |
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44 |
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REAL, intent(out):: d_t(:, :) ! (klon, klev) incrementation de temperature |
45 |
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REAL, intent(out):: d_q(:, :) ! (klon, klev) incrementation d'humidite |
46 |
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REAL, intent(out):: rain(:) ! (klon) pluie (mm/s) |
47 |
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REAL, intent(out):: snow(:) ! (klon) neige (mm/s) |
48 |
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49 |
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REAL, intent(out):: pmfu(:, :) ! (klon, klev) |
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! flux masse (kg/m2/s) panache ascendant |
51 |
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REAL, intent(out):: pmfd(:, :) ! (klon, klev) |
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! flux masse (kg/m2/s) panache descendant |
54 |
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55 |
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REAL, intent(out):: pen_u(:, :) ! (klon, klev) |
56 |
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REAL, intent(out):: pde_u(:, :) ! (klon, klev) |
57 |
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REAL, intent(out):: pen_d(:, :) ! (klon, klev) |
58 |
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REAL, intent(out):: pde_d(:, :) ! (klon, klev) |
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INTEGER, intent(out):: kcbot(:) ! (klon) niveau du bas de la convection |
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INTEGER, intent(out):: kctop(:) ! (klon) niveau du haut de la convection |
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INTEGER, intent(out):: kdtop(:) ! (klon) niveau du haut des downdrafts |
62 |
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REAL, intent(out):: pmflxr(:, :) ! (klon, klev+1) |
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REAL, intent(out):: pmflxs(:, :) ! (klon, klev+1) |
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65 |
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! Local: |
66 |
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67 |
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REAL pq(klon, klev) |
68 |
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REAL pqs(klon, klev) |
69 |
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REAL pvervel(klon, klev) |
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LOGICAL land(klon) |
71 |
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72 |
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REAL d_t_bis(klon, klev) |
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REAL d_q_bis(klon, klev) |
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REAL paprs(klon, klev+1) |
75 |
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REAL paprsf(klon, klev) |
76 |
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REAL zgeom(klon, klev) |
77 |
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REAL zcvgq(klon, klev) |
78 |
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REAL zcvgt(klon, klev) |
79 |
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80 |
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REAL zmfu(klon, klev) |
81 |
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REAL zmfd(klon, klev) |
82 |
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REAL zen_u(klon, klev) |
83 |
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REAL zen_d(klon, klev) |
84 |
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REAL zde_u(klon, klev) |
85 |
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REAL zde_d(klon, klev) |
86 |
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REAL zmflxr(klon, klev+1) |
87 |
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REAL zmflxs(klon, klev+1) |
88 |
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89 |
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INTEGER i, k |
90 |
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REAL zqsat |
91 |
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92 |
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!-------------------------------------------------------------------- |
93 |
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94 |
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! initialiser les variables de sortie (pour securite) |
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DO i = 1, klon |
96 |
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rain(i) = 0.0 |
97 |
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snow(i) = 0.0 |
98 |
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kcbot(i) = 0 |
99 |
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kctop(i) = 0 |
100 |
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kdtop(i) = 0 |
101 |
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ENDDO |
102 |
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DO k = 1, klev |
103 |
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DO i = 1, klon |
104 |
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d_t(i, k) = 0.0 |
105 |
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d_q(i, k) = 0.0 |
106 |
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pmfu(i, k) = 0.0 |
107 |
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pmfd(i, k) = 0.0 |
108 |
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pen_u(i, k) = 0.0 |
109 |
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pde_u(i, k) = 0.0 |
110 |
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pen_d(i, k) = 0.0 |
111 |
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pde_d(i, k) = 0.0 |
112 |
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zmfu(i, k) = 0.0 |
113 |
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zmfd(i, k) = 0.0 |
114 |
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zen_u(i, k) = 0.0 |
115 |
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zde_u(i, k) = 0.0 |
116 |
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zen_d(i, k) = 0.0 |
117 |
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zde_d(i, k) = 0.0 |
118 |
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ENDDO |
119 |
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ENDDO |
120 |
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DO k = 1, klev+1 |
121 |
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DO i = 1, klon |
122 |
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zmflxr(i, k) = 0.0 |
123 |
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zmflxs(i, k) = 0.0 |
124 |
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ENDDO |
125 |
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ENDDO |
126 |
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127 |
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! calculer la nature du sol (pour l'instant, ocean partout) |
128 |
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DO i = 1, klon |
129 |
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land(i) = .FALSE. |
130 |
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ENDDO |
131 |
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132 |
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! preparer les variables d'entree (attention: l'ordre des niveaux |
133 |
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! verticaux augmente du haut vers le bas) |
134 |
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DO k = 1, klev |
135 |
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DO i = 1, klon |
136 |
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pq(i, k) = q(i, klev-k+1) |
137 |
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paprsf(i, k) = pres_f(i, klev-k+1) |
138 |
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paprs(i, k) = pres_h(i, klev+1-k+1) |
139 |
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pvervel(i, k) = w(i, klev+1-k) |
140 |
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zcvgt(i, k) = con_t(i, klev-k+1) |
141 |
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zcvgq(i, k) = con_q(i, klev-k+1) |
142 |
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143 |
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zqsat = MIN(0.5, R2ES * FOEEW(t(i, k), & |
144 |
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merge(0., 1., rtt < t(i, k))) / paprsf(i, k)) |
145 |
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pqs(i, k) = zqsat / (1. - RETV * zqsat) |
146 |
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ENDDO |
147 |
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ENDDO |
148 |
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DO i = 1, klon |
149 |
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paprs(i, klev+1) = pres_h(i, 1) |
150 |
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zgeom(i, klev) = RD * t(i, klev) & |
151 |
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/ (0.5*(paprs(i, klev+1)+paprsf(i, klev))) & |
152 |
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* (paprs(i, klev+1)-paprsf(i, klev)) |
153 |
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ENDDO |
154 |
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DO k = klev-1, 1, -1 |
155 |
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DO i = 1, klon |
156 |
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zgeom(i, k) = zgeom(i, k+1) & |
157 |
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+ RD * 0.5*(t(i, k+1)+t(i, k)) / paprs(i, k+1) & |
158 |
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* (paprsf(i, k+1)-paprsf(i, k)) |
159 |
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ENDDO |
160 |
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ENDDO |
161 |
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162 |
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! Appeler la routine principale : |
163 |
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CALL flxmain(dtime, t, pq, pqs, qhfl, paprsf, paprs, zgeom, land, & |
164 |
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zcvgt, zcvgq, pvervel, rain, snow, kcbot, kctop, kdtop, zmfu, zmfd, & |
165 |
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zen_u, zde_u, zen_d, zde_d, d_t_bis, d_q_bis, zmflxr, zmflxs) |
166 |
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167 |
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! De la même façon que l'on effectue le réindiçage pour la |
168 |
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! température t et le champ q, on réindice les flux nécessaires à |
169 |
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! la convection des traceurs. |
170 |
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DO k = 1, klev |
171 |
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DO i = 1, klon |
172 |
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d_q(i, klev+1-k) = dtime*d_q_bis(i, k) |
173 |
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d_t(i, klev+1-k) = dtime*d_t_bis(i, k) |
174 |
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ENDDO |
175 |
|
ENDDO |
176 |
|
|
177 |
|
DO i = 1, klon |
178 |
|
pmfu(i, 1)= 0. |
179 |
|
pmfd(i, 1)= 0. |
180 |
|
pen_d(i, 1)= 0. |
181 |
|
pde_d(i, 1)= 0. |
182 |
|
ENDDO |
183 |
|
|
184 |
|
DO k = 2, klev |
185 |
|
DO i = 1, klon |
186 |
|
pmfu(i, klev+2-k)= zmfu(i, k) |
187 |
|
pmfd(i, klev+2-k)= zmfd(i, k) |
188 |
|
ENDDO |
189 |
|
ENDDO |
190 |
|
|
191 |
|
DO k = 1, klev |
192 |
|
DO i = 1, klon |
193 |
|
pen_u(i, klev+1-k)= zen_u(i, k) |
194 |
|
pde_u(i, klev+1-k)= zde_u(i, k) |
195 |
|
ENDDO |
196 |
|
ENDDO |
197 |
|
|
198 |
|
DO k = 1, klev-1 |
199 |
|
DO i = 1, klon |
200 |
|
pen_d(i, klev+1-k)= -zen_d(i, k+1) |
201 |
|
pde_d(i, klev+1-k)= -zde_d(i, k+1) |
202 |
|
ENDDO |
203 |
|
ENDDO |
204 |
|
|
205 |
|
DO k = 1, klev+1 |
206 |
|
DO i = 1, klon |
207 |
|
pmflxr(i, klev+2-k)= zmflxr(i, k) |
208 |
|
pmflxs(i, klev+2-k)= zmflxs(i, k) |
209 |
|
ENDDO |
210 |
|
ENDDO |
211 |
|
|
212 |
|
END SUBROUTINE conflx |
213 |
|
|
214 |
|
end module conflx_m |