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module calfis_m |
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|
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IMPLICIT NONE |
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|
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contains |
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|
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SUBROUTINE calfis(rdayvrai, time, ucov, vcov, teta, q, ps, pk, phis, phi, & |
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dudyn, w, dufi, dvfi, dtetafi, dqfi, dpfi, lafin) |
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|
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! From dyn3d/calfis.F, version 1.3 2005/05/25 13:10:09 |
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! Authors: P. Le Van, F. Hourdin |
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|
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! 1. Réarrangement des tableaux et transformation des variables |
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! dynamiques en variables physiques |
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|
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! 2. Calcul des termes physiques |
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! 3. Retransformation des tendances physiques en tendances dynamiques |
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|
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! Remarques: |
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|
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! - Les vents sont donnés dans la physique par leurs composantes |
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! naturelles. |
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|
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! - La variable thermodynamique de la physique est une variable |
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! intensive : T. |
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! Pour la dynamique on prend T * (preff / p(l))**kappa |
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|
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! - Les deux seules variables dépendant de la géométrie |
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! nécessaires pour la physique sont la latitude pour le |
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! rayonnement et l'aire de la maille quand on veut intégrer une |
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! grandeur horizontalement. |
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|
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use comconst, only: kappa, cpp, dtphys, g |
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use comgeom, only: apoln, cu_2d, cv_2d, unsaire_2d, apols, rlonu, rlonv |
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use dimens_m, only: iim, jjm, llm, nqmx |
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use dimphy, only: klon |
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use disvert_m, only: preff |
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use grid_change, only: dyn_phy, gr_fi_dyn |
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use iniadvtrac_m, only: niadv |
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use nr_util, only: pi |
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use physiq_m, only: physiq |
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use pressure_var, only: p3d, pls |
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|
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! Arguments : |
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|
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! Output : |
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! dvfi tendency for the natural meridional velocity |
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! dtetafi tendency for the potential temperature |
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! pdtsfi tendency for the surface temperature |
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|
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! pdtrad radiative tendencies \ input and output |
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! pfluxrad radiative fluxes / input and output |
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|
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REAL, intent(in):: rdayvrai |
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REAL, intent(in):: time ! heure de la journée en fraction de jour |
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REAL, intent(in):: ucov(iim + 1, jjm + 1, llm) |
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! ucov covariant zonal velocity |
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REAL, intent(in):: vcov(iim + 1, jjm, llm) |
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! vcov covariant meridional velocity |
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REAL, intent(in):: teta(iim + 1, jjm + 1, llm) |
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! teta potential temperature |
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|
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REAL, intent(in):: q(iim + 1, jjm + 1, llm, nqmx) |
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! (mass fractions of advected fields) |
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|
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REAL, intent(in):: ps(iim + 1, jjm + 1) |
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! ps surface pressure |
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REAL, intent(in):: pk(iim + 1, jjm + 1, llm) |
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REAL, intent(in):: phis(iim + 1, jjm + 1) |
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REAL, intent(in):: phi(iim + 1, jjm + 1, llm) |
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REAL dudyn(iim + 1, jjm + 1, llm) |
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REAL, intent(in):: w(iim + 1, jjm + 1, llm) |
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|
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REAL, intent(out):: dufi(iim + 1, jjm + 1, llm) |
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! tendency for the covariant zonal velocity (m2 s-2) |
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|
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REAL dvfi(iim + 1, jjm, llm) |
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REAL, intent(out):: dtetafi(iim + 1, jjm + 1, llm) |
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REAL dqfi(iim + 1, jjm + 1, llm, nqmx) |
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REAL dpfi(iim + 1, jjm + 1) |
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LOGICAL, intent(in):: lafin |
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|
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! Local variables : |
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|
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INTEGER i, j, l, ig0, iq, iiq |
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REAL zpsrf(klon) |
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REAL paprs(klon, llm+1), play(klon, llm) |
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REAL pphi(klon, llm), pphis(klon) |
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|
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REAL u(klon, llm), v(klon, llm) |
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real zvfi(iim + 1, jjm + 1, llm) |
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REAL t(klon, llm) ! temperature |
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real qx(klon, llm, nqmx) ! mass fractions of advected fields |
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REAL omega(klon, llm) |
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|
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REAL d_u(klon, llm), d_v(klon, llm) ! tendances physiques du vent (m s-2) |
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REAL d_t(klon, llm), d_qx(klon, llm, nqmx) |
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REAL d_ps(klon) |
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|
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REAL z1(iim) |
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REAL pksurcp(iim + 1, jjm + 1) |
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|
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!----------------------------------------------------------------------- |
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|
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!!print *, "Call sequence information: calfis" |
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|
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! 1. Initialisations : |
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! latitude, longitude et aires des mailles pour la physique: |
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|
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! 40. transformation des variables dynamiques en variables physiques: |
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! 41. pressions au sol (en Pascals) |
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|
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zpsrf(1) = ps(1, 1) |
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|
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ig0 = 2 |
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DO j = 2, jjm |
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CALL SCOPY(iim, ps(1, j), 1, zpsrf(ig0), 1) |
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ig0 = ig0+iim |
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ENDDO |
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|
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zpsrf(klon) = ps(1, jjm + 1) |
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|
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! 42. pression intercouches : |
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|
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! paprs defini aux (llm +1) interfaces des couches |
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! play defini aux (llm) milieux des couches |
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|
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! Exner = cp * (p(l) / preff) ** kappa |
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|
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forall (l = 1: llm+1) paprs(:, l) = pack(p3d(:, :, l), dyn_phy) |
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|
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! 43. temperature naturelle (en K) et pressions milieux couches |
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DO l=1, llm |
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pksurcp = pk(:, :, l) / cpp |
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pls(:, :, l) = preff * pksurcp**(1./ kappa) |
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play(:, l) = pack(pls(:, :, l), dyn_phy) |
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t(:, l) = pack(teta(:, :, l) * pksurcp, dyn_phy) |
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ENDDO |
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|
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! 43.bis traceurs |
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DO iq=1, nqmx |
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iiq=niadv(iq) |
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DO l=1, llm |
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qx(1, l, iq) = q(1, 1, l, iiq) |
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ig0 = 2 |
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DO j=2, jjm |
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DO i = 1, iim |
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qx(ig0, l, iq) = q(i, j, l, iiq) |
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ig0 = ig0 + 1 |
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ENDDO |
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ENDDO |
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qx(ig0, l, iq) = q(1, jjm + 1, l, iiq) |
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ENDDO |
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ENDDO |
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|
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! Geopotentiel calcule par rapport a la surface locale: |
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forall (l = 1:llm) pphi(:, l) = pack(phi(:, :, l), dyn_phy) |
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pphis = pack(phis, dyn_phy) |
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forall (l = 1:llm) pphi(:, l)=pphi(:, l) - pphis |
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|
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! Calcul de la vitesse verticale (en Pa*m*s ou Kg/s) |
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DO l=1, llm |
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omega(1, l)=w(1, 1, l) * g /apoln |
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ig0=2 |
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DO j=2, jjm |
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DO i = 1, iim |
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omega(ig0, l) = w(i, j, l) * g * unsaire_2d(i, j) |
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ig0 = ig0 + 1 |
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ENDDO |
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ENDDO |
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omega(ig0, l)=w(1, jjm + 1, l) * g /apols |
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ENDDO |
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|
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! 45. champ u: |
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|
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DO l=1, llm |
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DO j=2, jjm |
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ig0 = 1+(j-2)*iim |
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u(ig0+1, l)= 0.5 & |
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* (ucov(iim, j, l) / cu_2d(iim, j) + ucov(1, j, l) / cu_2d(1, j)) |
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DO i=2, iim |
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u(ig0+i, l)= 0.5 * (ucov(i-1, j, l)/cu_2d(i-1, j) & |
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+ ucov(i, j, l)/cu_2d(i, j)) |
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end DO |
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end DO |
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end DO |
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|
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! 46.champ v: |
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|
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forall (j = 2: jjm, l = 1: llm) zvfi(:iim, j, l)= 0.5 & |
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* (vcov(:iim, j-1, l) / cv_2d(:iim, j-1) & |
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+ vcov(:iim, j, l) / cv_2d(:iim, j)) |
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zvfi(iim + 1, 2:jjm, :) = zvfi(1, 2:jjm, :) |
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|
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! 47. champs de vents au pôle nord |
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! U = 1 / pi * integrale [ v * cos(long) * d long ] |
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! V = 1 / pi * integrale [ v * sin(long) * d long ] |
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|
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DO l=1, llm |
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z1(1) =(rlonu(1)-rlonu(iim)+2.*pi)*vcov(1, 1, l)/cv_2d(1, 1) |
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DO i=2, iim |
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z1(i) =(rlonu(i)-rlonu(i-1))*vcov(i, 1, l)/cv_2d(i, 1) |
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ENDDO |
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|
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u(1, l) = SUM(COS(rlonv(:iim)) * z1) / pi |
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zvfi(:, 1, l) = SUM(SIN(rlonv(:iim)) * z1) / pi |
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ENDDO |
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|
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! 48. champs de vents au pôle sud: |
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! U = 1 / pi * integrale [ v * cos(long) * d long ] |
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! V = 1 / pi * integrale [ v * sin(long) * d long ] |
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|
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DO l=1, llm |
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z1(1) =(rlonu(1)-rlonu(iim)+2.*pi)*vcov(1, jjm, l) & |
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/cv_2d(1, jjm) |
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DO i=2, iim |
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z1(i) =(rlonu(i)-rlonu(i-1))*vcov(i, jjm, l)/cv_2d(i, jjm) |
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ENDDO |
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u(klon, l) = SUM(COS(rlonv(:iim)) * z1) / pi |
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zvfi(:, jjm + 1, l) = SUM(SIN(rlonv(:iim)) * z1) / pi |
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ENDDO |
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|
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forall(l= 1: llm) v(:, l) = pack(zvfi(:, :, l), dyn_phy) |
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|
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! Appel de la physique : |
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CALL physiq(lafin, rdayvrai, time, dtphys, paprs, play, pphi, pphis, u, & |
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v, t, qx, omega, d_u, d_v, d_t, d_qx, d_ps, dudyn) |
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|
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! transformation des tendances physiques en tendances dynamiques: |
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|
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! tendance sur la pression : |
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|
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dpfi = gr_fi_dyn(d_ps) |
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|
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! 62. enthalpie potentielle |
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do l=1, llm |
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dtetafi(:, :, l) = cpp * gr_fi_dyn(d_t(:, l)) / pk(:, :, l) |
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end do |
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|
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! 62. humidite specifique |
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|
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DO iq=1, nqmx |
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DO l=1, llm |
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DO i=1, iim + 1 |
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dqfi(i, 1, l, iq) = d_qx(1, l, iq) |
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dqfi(i, jjm + 1, l, iq) = d_qx(klon, l, iq) |
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ENDDO |
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DO j=2, jjm |
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ig0=1+(j-2)*iim |
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DO i=1, iim |
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dqfi(i, j, l, iq) = d_qx(ig0+i, l, iq) |
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ENDDO |
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dqfi(iim + 1, j, l, iq) = dqfi(1, j, l, iq) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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! 63. traceurs |
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|
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! initialisation des tendances |
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dqfi=0. |
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|
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DO iq=1, nqmx |
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iiq=niadv(iq) |
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DO l=1, llm |
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DO i=1, iim + 1 |
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dqfi(i, 1, l, iiq) = d_qx(1, l, iq) |
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dqfi(i, jjm + 1, l, iiq) = d_qx(klon, l, iq) |
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ENDDO |
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DO j=2, jjm |
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ig0=1+(j-2)*iim |
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DO i=1, iim |
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dqfi(i, j, l, iiq) = d_qx(ig0+i, l, iq) |
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ENDDO |
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dqfi(iim + 1, j, l, iiq) = dqfi(1, j, l, iq) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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! 65. champ u: |
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|
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DO l=1, llm |
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DO i=1, iim + 1 |
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dufi(i, 1, l) = 0. |
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dufi(i, jjm + 1, l) = 0. |
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ENDDO |
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|
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DO j=2, jjm |
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ig0=1+(j-2)*iim |
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DO i=1, iim-1 |
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dufi(i, j, l)= 0.5*(d_u(ig0+i, l)+d_u(ig0+i+1, l))*cu_2d(i, j) |
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ENDDO |
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dufi(iim, j, l)= 0.5*(d_u(ig0+1, l)+d_u(ig0+iim, l))*cu_2d(iim, j) |
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dufi(iim + 1, j, l)=dufi(1, j, l) |
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ENDDO |
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ENDDO |
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|
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! 67. champ v: |
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|
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DO l=1, llm |
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DO j=2, jjm-1 |
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ig0=1+(j-2)*iim |
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DO i=1, iim |
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dvfi(i, j, l)= 0.5*(d_v(ig0+i, l)+d_v(ig0+i+iim, l))*cv_2d(i, j) |
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ENDDO |
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dvfi(iim + 1, j, l) = dvfi(1, j, l) |
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ENDDO |
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ENDDO |
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|
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! 68. champ v près des pôles: |
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! v = U * cos(long) + V * SIN(long) |
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|
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DO l=1, llm |
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DO i=1, iim |
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dvfi(i, 1, l)= d_u(1, l)*COS(rlonv(i))+d_v(1, l)*SIN(rlonv(i)) |
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dvfi(i, jjm, l)=d_u(klon, l)*COS(rlonv(i)) +d_v(klon, l)*SIN(rlonv(i)) |
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dvfi(i, 1, l)= 0.5*(dvfi(i, 1, l)+d_v(i+1, l))*cv_2d(i, 1) |
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dvfi(i, jjm, l)= 0.5 & |
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* (dvfi(i, jjm, l) + d_v(klon - iim - 1 + i, l)) * cv_2d(i, jjm) |
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ENDDO |
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|
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dvfi(iim + 1, 1, l) = dvfi(1, 1, l) |
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dvfi(iim + 1, jjm, l)= dvfi(1, jjm, l) |
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ENDDO |
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|
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END SUBROUTINE calfis |
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|
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end module calfis_m |