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MODULE guide_m |
MODULE guide_m |
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! From dyn3d/guide.F, v 1.3 2005/05/25 13:10:09 |
! From dyn3d/guide.F, version 1.3 2005/05/25 13:10:09 |
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! and dyn3d/guide.h, v 1.1.1.1 2004/05/19 12:53:06 |
! and dyn3d/guide.h, version 1.1.1.1 2004/05/19 12:53:06 |
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REAL :: tau_min_u, tau_max_u |
IMPLICIT NONE |
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REAL :: tau_min_v, tau_max_v |
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REAL :: tau_min_t, tau_max_t |
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REAL :: tau_min_q, tau_max_q |
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REAL :: tau_min_p, tau_max_p |
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REAL :: aire_min, aire_max |
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LOGICAL :: guide_u, guide_v, guide_t, guide_q, guide_p |
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REAL :: lat_min_guide, lat_max_guide |
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LOGICAL :: ncep, ini_anal |
REAL aire_min, aire_max |
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INTEGER :: online |
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CONTAINS |
CONTAINS |
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SUBROUTINE guide(itau, ucov, vcov, teta, q, masse, ps) |
SUBROUTINE guide(itau, ucov, vcov, teta, q, ps) |
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USE dimens_m, ONLY : jjm, llm |
! Author: F.Hourdin |
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USE paramet_m, ONLY : iip1, ip1jm, ip1jmp1, jjp1, llmp1 |
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USE comconst, ONLY : cpp, daysec, dtvr, kappa, pi |
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USE comvert, ONLY : ap, bp, preff, presnivs |
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USE conf_gcm_m, ONLY : day_step, iperiod |
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USE comgeom, ONLY : aire, rlatu, rlonv |
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USE serre, ONLY : clat, clon |
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USE q_sat_m, ONLY : q_sat |
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USE exner_hyb_m, ONLY : exner_hyb |
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USE pression_m, ONLY : pression |
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USE inigrads_m, ONLY : inigrads |
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use netcdf, only: nf90_nowrite, nf90_open, nf90_close |
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IMPLICIT NONE |
USE comconst, ONLY: cpp, daysec, dtvr, kappa |
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INCLUDE 'netcdf.inc' |
USE comgeom, ONLY: aire, rlatu, rlonv |
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USE conf_gcm_m, ONLY: day_step, iperiod |
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use conf_guide_m, only: conf_guide, guide_u, guide_v, guide_t, guide_q, & |
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ncep, ini_anal, tau_min_u, tau_max_u, tau_min_v, tau_max_v, & |
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tau_min_t, tau_max_t, tau_min_q, tau_max_q, online |
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USE dimens_m, ONLY: iim, jjm, llm |
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USE disvert_m, ONLY: ap, bp, preff, presnivs |
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USE exner_hyb_m, ONLY: exner_hyb |
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use netcdf, only: nf90_nowrite |
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use netcdf95, only: nf95_close, nf95_inq_dimid, nf95_inquire_dimension, & |
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nf95_open |
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use nr_util, only: pi |
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USE paramet_m, ONLY: iip1, ip1jmp1, jjp1, llmp1 |
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USE q_sat_m, ONLY: q_sat |
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use read_reanalyse_m, only: read_reanalyse |
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USE serre, ONLY: clat, clon |
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use tau2alpha_m, only: tau2alpha |
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use writefield_m, only: writefield |
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INTEGER, INTENT(IN):: itau |
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REAL, intent(inout):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm) vent covariant |
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REAL, intent(inout):: vcov(:, :, :) ! (iim + 1, jjm, llm) ! vent covariant |
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REAL, intent(inout):: teta(:, :, :) ! (iim + 1, jjm + 1, llm) |
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! température potentielle |
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REAL, intent(inout):: q(:, :, :) ! (iim + 1, jjm + 1, llm) |
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REAL, intent(in):: ps(:, :) ! (iim + 1, jjm + 1) pression au sol |
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! Local: |
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! variables dynamiques pour les réanalyses |
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REAL, save:: ucovrea1(iim + 1, jjm + 1, llm), vcovrea1(iim + 1, jjm, llm) |
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! vents covariants reanalyses |
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REAL, save:: tetarea1(iim + 1, jjm + 1, llm) ! temp pot reales |
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REAL, save:: qrea1(iim + 1, jjm + 1, llm) ! temp pot reales |
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REAL, save:: ucovrea2(iim + 1, jjm + 1, llm), vcovrea2(iim + 1, jjm, llm) |
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! vents covariants reanalyses |
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REAL, save:: tetarea2(iim + 1, jjm + 1, llm) ! temp pot reales |
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REAL, save:: qrea2(iim + 1, jjm + 1, llm) ! temp pot reales |
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REAL, save:: masserea2(ip1jmp1, llm) ! masse |
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! alpha determine la part des injections de donnees a chaque etape |
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! alpha=0 signifie pas d'injection |
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! alpha=1 signifie injection totale |
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REAL, save:: alpha_q(iim + 1, jjm + 1) |
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REAL, save:: alpha_t(iim + 1, jjm + 1) |
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REAL, save:: alpha_u(iim + 1, jjm + 1), alpha_v(iim + 1, jjm) |
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INTEGER, save:: step_rea, count_no_rea |
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INTEGER ilon, ilat |
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REAL factt ! pas de temps entre deux appels au guidage, en fraction de jour |
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INTEGER ij, l |
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INTEGER ncid, dimid |
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REAL tau |
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INTEGER, SAVE:: nlev |
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! TEST SUR QSAT |
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REAL p(iim + 1, jjm + 1, llmp1) |
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real pk(iim + 1, jjm + 1, llm), pks(iim + 1, jjm + 1) |
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REAL qsat(iim + 1, jjm + 1, llm) |
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!----------------------------------------------------------------------- |
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!!PRINT *, 'Call sequence information: guide' |
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first_call: IF (itau == 0) THEN |
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CALL conf_guide |
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IF (online) THEN |
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! Constantes de temps de rappel en jour |
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! coordonnees du centre du zoom |
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CALL coordij(clon, clat, ilon, ilat) |
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! aire de la maille au centre du zoom |
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aire_min = aire(ilon+(ilat - 1) * iip1) |
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! aire maximale de la maille |
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aire_max = 0. |
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DO ij = 1, ip1jmp1 |
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aire_max = max(aire_max, aire(ij)) |
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END DO |
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factt = dtvr * iperiod / daysec |
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if (guide_u) CALL tau2alpha(3, factt, tau_min_v, tau_max_v, alpha_v) |
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if (guide_v) CALL tau2alpha(2, factt, tau_min_u, tau_max_u, alpha_u) |
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if (guide_t) CALL tau2alpha(1, factt, tau_min_t, tau_max_t, alpha_t) |
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if (guide_q) CALL tau2alpha(1, factt, tau_min_q, tau_max_q, alpha_q) |
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ELSE |
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! Cas où on force exactement par les variables analysées |
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if (guide_u) alpha_t = 1. |
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if (guide_v) alpha_u = 1. |
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if (guide_t) alpha_v = 1. |
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if (guide_q) alpha_q = 1. |
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END IF |
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! ...... Version du 10/01/98 .......... |
step_rea = 1 |
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count_no_rea = 0 |
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! avec coordonnees verticales hybrides |
! lecture d'un fichier netcdf pour determiner le nombre de niveaux |
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! avec nouveaux operat. dissipation * ( gradiv2, divgrad2, nxgraro2 ) |
if (guide_u) then |
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call nf95_open('u.nc',Nf90_NOWRITe,ncid) |
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else if (guide_v) then |
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call nf95_open('v.nc',nf90_nowrite,ncid) |
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else if (guide_T) then |
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call nf95_open('T.nc',nf90_nowrite,ncid) |
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else |
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call nf95_open('hur.nc',nf90_nowrite, ncid) |
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end if |
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!======================================================================= |
IF (ncep) THEN |
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call nf95_inq_dimid(ncid, 'LEVEL', dimid) |
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ELSE |
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call nf95_inq_dimid(ncid, 'PRESSURE', dimid) |
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END IF |
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call nf95_inquire_dimension(ncid, dimid, nclen=nlev) |
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PRINT *, 'nlev', nlev |
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call nf95_close(ncid) |
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! Lecture du premier etat des reanalyses. |
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CALL read_reanalyse(1, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & |
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masserea2, nlev) |
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qrea2 = max(qrea2, 0.1) |
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if (guide_u) CALL writefield("alpha_u", alpha_u) |
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if (guide_t) CALL writefield("alpha_t", alpha_t) |
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END IF first_call |
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! IMPORTATION DES VENTS, PRESSION ET TEMPERATURE REELS: |
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! Nudging fields are given 4 times per day: |
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IF (mod(itau, day_step / 4) == 0) THEN |
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vcovrea1 = vcovrea2 |
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ucovrea1 = ucovrea2 |
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tetarea1 = tetarea2 |
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qrea1 = qrea2 |
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PRINT *, 'LECTURE REANALYSES, pas ', step_rea, 'apres ', & |
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count_no_rea, ' non lectures' |
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step_rea = step_rea + 1 |
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CALL read_reanalyse(step_rea, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & |
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masserea2, nlev) |
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qrea2 = max(qrea2, 0.1) |
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factt = dtvr * iperiod / daysec |
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if (guide_u) then |
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CALL writefield("ucov", ucov) |
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CALL writefield("ucovrea2", ucovrea2) |
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end if |
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if (guide_t) then |
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CALL writefield("teta", teta) |
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CALL writefield("tetarea2", tetarea2) |
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end if |
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if (guide_q) then |
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CALL writefield("qrea2", qrea2) |
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CALL writefield("q", q) |
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end if |
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ELSE |
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count_no_rea = count_no_rea + 1 |
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END IF |
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! Auteur: F.Hourdin |
! Guidage |
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! ------- |
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! Objet: |
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! ------ |
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! GCM LMD nouvelle grille |
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!======================================================================= |
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! Dans inigeom , nouveaux calculs pour les elongations cu , cv |
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! et possibilite d'appeler une fonction f(y) a derivee tangente |
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! hyperbolique a la place de la fonction a derivee sinusoidale. |
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! ... Possibilite de choisir le shema de Van-leer pour l'advection de |
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! q , en faisant iadv = 10 dans traceur (29/04/97) . |
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!----------------------------------------------------------------------- |
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! Declarations: |
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! ------------- |
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! variables dynamiques |
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REAL :: vcov(ip1jm, llm), ucov(ip1jmp1, llm) ! vents covariants |
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REAL :: teta(ip1jmp1, llm) ! temperature potentielle |
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REAL :: q(ip1jmp1, llm) ! temperature potentielle |
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REAL :: ps(ip1jmp1) ! pression au sol |
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REAL :: masse(ip1jmp1, llm) ! masse d'air |
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! common passe pour des sorties |
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REAL :: dxdys(iip1, jjp1), dxdyu(iip1, jjp1), dxdyv(iip1, jjm) |
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COMMON /comdxdy/dxdys, dxdyu, dxdyv |
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! variables dynamiques pour les reanalyses. |
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REAL :: ucovrea1(ip1jmp1, llm), vcovrea1(ip1jm, llm) !vts cov reas |
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REAL :: tetarea1(ip1jmp1, llm) ! temp pot reales |
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REAL :: qrea1(ip1jmp1, llm) ! temp pot reales |
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REAL :: psrea1(ip1jmp1) ! ps |
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REAL :: ucovrea2(ip1jmp1, llm), vcovrea2(ip1jm, llm) !vts cov reas |
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REAL :: tetarea2(ip1jmp1, llm) ! temp pot reales |
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REAL :: qrea2(ip1jmp1, llm) ! temp pot reales |
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REAL :: masserea2(ip1jmp1, llm) ! masse |
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REAL :: psrea2(ip1jmp1) ! ps |
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REAL :: alpha_q(ip1jmp1) |
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REAL :: alpha_t(ip1jmp1), alpha_p(ip1jmp1) |
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REAL :: alpha_u(ip1jmp1), alpha_v(ip1jm) |
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REAL :: dday_step, toto, reste, itau_test |
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INTEGER :: step_rea, count_no_rea |
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!IM 180305 real aire_min, aire_max |
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INTEGER :: ilon, ilat |
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REAL :: factt, ztau(ip1jmp1) |
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INTEGER, INTENT (IN) :: itau |
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INTEGER :: ij, l |
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INTEGER :: ncidpl, varidpl, nlev, status |
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INTEGER :: rcod, rid |
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REAL :: ditau, tau, a |
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SAVE nlev |
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! TEST SUR QSAT |
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REAL :: p(ip1jmp1, llmp1), pk(ip1jmp1, llm), pks(ip1jmp1) |
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REAL :: pkf(ip1jmp1, llm) |
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REAL :: pres(ip1jmp1, llm) |
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REAL :: qsat(ip1jmp1, llm) |
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REAL :: unskap |
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REAL :: tnat(ip1jmp1, llm) |
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!cccccccccccccccc |
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LOGICAL :: first |
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SAVE first |
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DATA first/ .TRUE./ |
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SAVE ucovrea1, vcovrea1, tetarea1, psrea1, qrea1 |
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SAVE ucovrea2, vcovrea2, tetarea2, masserea2, psrea2, qrea2 |
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SAVE alpha_t, alpha_q, alpha_u, alpha_v, alpha_p, itau_test |
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SAVE step_rea, count_no_rea |
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CHARACTER (10) :: file |
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INTEGER :: igrads |
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REAL :: dtgrads |
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SAVE igrads, dtgrads |
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DATA igrads, dtgrads/2, 100./ |
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PRINT *, 'Call sequence information: guide' |
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!----------------------------------------------------------------------- |
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! calcul de l'humidite saturante |
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!----------------------------------------------------------------------- |
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CALL pression(ip1jmp1, ap, bp, ps, p) |
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CALL massdair(p, masse) |
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PRINT *, 'OK1' |
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CALL exner_hyb(ps, p, pks, pk, pkf) |
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PRINT *, 'OK2' |
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tnat(:, :) = pk(:, :)*teta(:, :)/cpp |
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PRINT *, 'OK3' |
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unskap = 1./kappa |
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pres(:, :) = preff*(pk(:, :)/cpp)**unskap |
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PRINT *, 'OK4' |
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qsat = q_sat(tnat, pres) |
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!----------------------------------------------------------------------- |
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!----------------------------------------------------------------------- |
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! initialisations pour la lecture des reanalyses. |
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! alpha determine la part des injections de donnees a chaque etape |
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! alpha=1 signifie pas d'injection |
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! alpha=0 signifie injection totale |
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!----------------------------------------------------------------------- |
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PRINT *, 'ONLINE=', online |
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IF (online==-1) THEN |
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RETURN |
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END IF |
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IF (first) THEN |
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PRINT *, 'initialisation du guide ' |
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CALL conf_guide |
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PRINT *, 'apres conf_guide' |
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file = 'guide' |
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CALL inigrads(igrads, rlonv, 180./pi, -180., 180., rlatu, -90., 90., & |
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180./pi, presnivs, 1., dtgrads, file, 'dyn_zon ') |
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PRINT *, & |
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'1: en-ligne, 0: hors-ligne (x=x_rea), -1: climat (x=x_gcm)' |
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IF (online==-1) RETURN |
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IF (online==1) THEN |
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!ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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! Constantes de temps de rappel en jour |
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! 0.1 c'est en gros 2h30. |
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! 1e10 est une constante infinie donc en gros pas de guidage |
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!ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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! coordonnees du centre du zoom |
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CALL coordij(clon, clat, ilon, ilat) |
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! aire de la maille au centre du zoom |
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aire_min = aire(ilon+(ilat-1)*iip1) |
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! aire maximale de la maille |
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aire_max = 0. |
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DO ij = 1, ip1jmp1 |
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aire_max = max(aire_max, aire(ij)) |
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END DO |
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! factt = pas de temps en fraction de jour |
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factt = dtvr*iperiod/daysec |
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! subroutine tau2alpha(type, im, jm, factt, taumin, taumax, alpha) |
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CALL tau2alpha(3, iip1, jjm, factt, tau_min_v, tau_max_v, alpha_v) |
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CALL tau2alpha(2, iip1, jjp1, factt, tau_min_u, tau_max_u, alpha_u) |
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CALL tau2alpha(1, iip1, jjp1, factt, tau_min_t, tau_max_t, alpha_t) |
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CALL tau2alpha(1, iip1, jjp1, factt, tau_min_p, tau_max_p, alpha_p) |
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CALL tau2alpha(1, iip1, jjp1, factt, tau_min_q, tau_max_q, alpha_q) |
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CALL dump2d(iip1, jjp1, aire, 'AIRE MAILLe ') |
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CALL dump2d(iip1, jjp1, alpha_u, 'COEFF U ') |
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CALL dump2d(iip1, jjp1, alpha_t, 'COEFF T ') |
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!ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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! Cas ou on force exactement par les variables analysees |
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ELSE |
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alpha_t = 0. |
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alpha_u = 0. |
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alpha_v = 0. |
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alpha_p = 0. |
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! physic=.false. |
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END IF |
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itau_test = 1001 |
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step_rea = 1 |
|
|
count_no_rea = 0 |
|
|
ncidpl = -99 |
|
|
|
|
|
! itau_test montre si l'importation a deja ete faite au rang itau |
|
|
! lecture d'un fichier netcdf pour determiner le nombre de niveaux |
|
|
if (guide_u) then |
|
|
if (ncidpl.eq.-99) rcod=nf90_open('u.nc',Nf90_NOWRITe,ncidpl) |
|
|
endif |
|
|
|
|
|
if (guide_v) then |
|
|
if (ncidpl.eq.-99) rcod=nf90_open('v.nc',nf90_nowrite,ncidpl) |
|
|
endif |
|
|
|
|
|
if (guide_T) then |
|
|
if (ncidpl.eq.-99) rcod=nf90_open('T.nc',nf90_nowrite,ncidpl) |
|
|
endif |
|
|
|
|
|
if (guide_Q) then |
|
|
if (ncidpl.eq.-99) rcod=nf90_open('hur.nc',nf90_nowrite, ncidpl) |
|
|
endif |
|
|
|
|
|
IF (ncep) THEN |
|
|
status = nf_inq_dimid(ncidpl, 'LEVEL', rid) |
|
|
ELSE |
|
|
status = nf_inq_dimid(ncidpl, 'PRESSURE', rid) |
|
|
END IF |
|
|
status = nf_inq_dimlen(ncidpl, rid, nlev) |
|
|
PRINT *, 'nlev', nlev |
|
|
rcod = nf90_close(ncidpl) |
|
|
! Lecture du premier etat des reanalyses. |
|
|
CALL read_reanalyse(1, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & |
|
|
masserea2, psrea2, 1, nlev) |
|
|
qrea2(:, :) = max(qrea2(:, :), 0.1) |
|
|
|
|
|
|
|
|
!----------------------------------------------------------------------- |
|
|
! Debut de l'integration temporelle: |
|
|
! ---------------------------------- |
|
|
|
|
|
END IF ! first |
|
|
|
|
|
!----------------------------------------------------------------------- |
|
|
!----- IMPORTATION DES VENTS, PRESSION ET TEMPERATURE REELS: |
|
|
!----------------------------------------------------------------------- |
|
|
|
|
|
ditau = real(itau) |
|
|
dday_step = real(day_step) |
|
|
WRITE (*, *) 'ditau, dday_step' |
|
|
WRITE (*, *) ditau, dday_step |
|
|
toto = 4*ditau/dday_step |
|
|
reste = toto - aint(toto) |
|
|
! write(*, *)'toto, reste', toto, reste |
|
|
|
|
|
IF (reste==0.) THEN |
|
|
IF (itau_test==itau) THEN |
|
|
WRITE (*, *) 'deuxieme passage de advreel a itau=', itau |
|
|
STOP |
|
|
ELSE |
|
|
vcovrea1(:, :) = vcovrea2(:, :) |
|
|
ucovrea1(:, :) = ucovrea2(:, :) |
|
|
tetarea1(:, :) = tetarea2(:, :) |
|
|
qrea1(:, :) = qrea2(:, :) |
|
|
|
|
|
PRINT *, 'LECTURE REANALYSES, pas ', step_rea, 'apres ', & |
|
|
count_no_rea, ' non lectures' |
|
|
step_rea = step_rea + 1 |
|
|
itau_test = itau |
|
|
CALL read_reanalyse(step_rea, ps, ucovrea2, vcovrea2, tetarea2, & |
|
|
qrea2, masserea2, psrea2, 1, nlev) |
|
|
qrea2(:, :) = max(qrea2(:, :), 0.1) |
|
|
factt = dtvr*iperiod/daysec |
|
|
ztau(:) = factt/max(alpha_t(:), 1.E-10) |
|
|
CALL wrgrads(igrads, 1, aire, 'aire ', 'aire ') |
|
|
CALL wrgrads(igrads, 1, dxdys, 'dxdy ', 'dxdy ') |
|
|
CALL wrgrads(igrads, 1, alpha_u, 'au ', 'au ') |
|
|
CALL wrgrads(igrads, 1, alpha_t, 'at ', 'at ') |
|
|
CALL wrgrads(igrads, 1, ztau, 'taut ', 'taut ') |
|
|
CALL wrgrads(igrads, llm, ucov, 'u ', 'u ') |
|
|
CALL wrgrads(igrads, llm, ucovrea2, 'ua ', 'ua ') |
|
|
CALL wrgrads(igrads, llm, teta, 'T ', 'T ') |
|
|
CALL wrgrads(igrads, llm, tetarea2, 'Ta ', 'Ta ') |
|
|
CALL wrgrads(igrads, llm, qrea2, 'Qa ', 'Qa ') |
|
|
CALL wrgrads(igrads, llm, q, 'Q ', 'Q ') |
|
|
|
|
|
CALL wrgrads(igrads, llm, qsat, 'QSAT ', 'QSAT ') |
|
|
|
|
|
END IF |
|
|
ELSE |
|
|
count_no_rea = count_no_rea + 1 |
|
|
END IF |
|
|
|
|
|
!----------------------------------------------------------------------- |
|
|
! Guidage |
|
|
! x_gcm = a * x_gcm + (1-a) * x_reanalyses |
|
|
!----------------------------------------------------------------------- |
|
|
|
|
|
IF (ini_anal) PRINT *, 'ATTENTION !!! ON PART DU GUIDAGE' |
|
|
|
|
|
ditau = real(itau) |
|
|
dday_step = real(day_step) |
|
|
|
|
|
|
|
|
tau = 4*ditau/dday_step |
|
|
tau = tau - aint(tau) |
|
|
|
|
|
! ucov |
|
|
IF (guide_u) THEN |
|
|
DO l = 1, llm |
|
|
DO ij = 1, ip1jmp1 |
|
|
a = (1.-tau)*ucovrea1(ij, l) + tau*ucovrea2(ij, l) |
|
|
ucov(ij, l) = (1.-alpha_u(ij))*ucov(ij, l) + alpha_u(ij)*a |
|
|
IF (first .AND. ini_anal) ucov(ij, l) = a |
|
|
END DO |
|
|
END DO |
|
|
END IF |
|
|
|
|
|
! teta |
|
|
IF (guide_t) THEN |
|
|
DO l = 1, llm |
|
|
DO ij = 1, ip1jmp1 |
|
|
a = (1.-tau)*tetarea1(ij, l) + tau*tetarea2(ij, l) |
|
|
teta(ij, l) = (1.-alpha_t(ij))*teta(ij, l) + alpha_t(ij)*a |
|
|
IF (first .AND. ini_anal) teta(ij, l) = a |
|
|
END DO |
|
|
END DO |
|
|
END IF |
|
|
|
|
|
! P |
|
|
IF (guide_p) THEN |
|
|
DO ij = 1, ip1jmp1 |
|
|
a = (1.-tau)*psrea1(ij) + tau*psrea2(ij) |
|
|
ps(ij) = (1.-alpha_p(ij))*ps(ij) + alpha_p(ij)*a |
|
|
IF (first .AND. ini_anal) ps(ij) = a |
|
|
END DO |
|
|
CALL pression(ip1jmp1, ap, bp, ps, p) |
|
|
CALL massdair(p, masse) |
|
|
END IF |
|
|
|
|
|
|
|
|
! q |
|
|
IF (guide_q) THEN |
|
|
DO l = 1, llm |
|
|
DO ij = 1, ip1jmp1 |
|
|
a = (1.-tau)*qrea1(ij, l) + tau*qrea2(ij, l) |
|
|
! hum relative en % -> hum specif |
|
|
a = qsat(ij, l)*a*0.01 |
|
|
q(ij, l) = (1.-alpha_q(ij))*q(ij, l) + alpha_q(ij)*a |
|
|
IF (first .AND. ini_anal) q(ij, l) = a |
|
|
END DO |
|
|
END DO |
|
|
END IF |
|
|
|
|
|
! vcov |
|
|
IF (guide_v) THEN |
|
|
DO l = 1, llm |
|
|
DO ij = 1, ip1jm |
|
|
a = (1.-tau)*vcovrea1(ij, l) + tau*vcovrea2(ij, l) |
|
|
vcov(ij, l) = (1.-alpha_v(ij))*vcov(ij, l) + alpha_v(ij)*a |
|
|
IF (first .AND. ini_anal) vcov(ij, l) = a |
|
|
END DO |
|
|
IF (first .AND. ini_anal) vcov(ij, l) = a |
|
|
END DO |
|
|
END IF |
|
|
|
|
|
! call dump2d(iip1, jjp1, tetarea1, 'TETA REA 1 ') |
|
|
! call dump2d(iip1, jjp1, tetarea2, 'TETA REA 2 ') |
|
|
! call dump2d(iip1, jjp1, teta, 'TETA ') |
|
|
|
|
|
first = .FALSE. |
|
|
|
|
|
RETURN |
|
|
END SUBROUTINE guide |
|
|
|
|
|
!======================================================================= |
|
|
SUBROUTINE tau2alpha(type, pim, pjm, factt, taumin, taumax, alpha) |
|
|
!======================================================================= |
|
|
|
|
|
USE dimens_m, ONLY : iim, jjm |
|
|
USE paramet_m, ONLY : iip1, jjp1 |
|
|
USE comconst, ONLY : pi |
|
|
USE comgeom, ONLY : cu_2d, cv_2d, rlatu, rlatv |
|
|
USE serre, ONLY : clat, clon, grossismx, grossismy |
|
|
IMPLICIT NONE |
|
|
|
|
|
! arguments : |
|
|
INTEGER :: type |
|
|
INTEGER :: pim, pjm |
|
|
REAL :: factt, taumin, taumax |
|
|
REAL :: dxdy_, alpha(pim, pjm) |
|
|
REAL :: dxdy_min, dxdy_max |
|
|
|
|
|
! local : |
|
|
REAL :: alphamin, alphamax, gamma, xi |
|
|
SAVE gamma |
|
|
INTEGER :: i, j, ilon, ilat |
|
|
|
|
|
LOGICAL :: first |
|
|
SAVE first |
|
|
DATA first/ .TRUE./ |
|
|
|
|
|
REAL :: zdx(iip1, jjp1), zdy(iip1, jjp1) |
|
|
|
|
|
REAL :: zlat |
|
|
REAL :: dxdys(iip1, jjp1), dxdyu(iip1, jjp1), dxdyv(iip1, jjm) |
|
|
COMMON /comdxdy/dxdys, dxdyu, dxdyv |
|
|
|
|
|
IF (first) THEN |
|
|
DO j = 2, jjm |
|
|
DO i = 2, iip1 |
|
|
zdx(i, j) = 0.5*(cu_2d(i-1, j)+cu_2d(i, j))/cos(rlatu(j)) |
|
|
END DO |
|
|
zdx(1, j) = zdx(iip1, j) |
|
|
END DO |
|
|
DO j = 2, jjm |
|
|
DO i = 1, iip1 |
|
|
zdy(i, j) = 0.5*(cv_2d(i, j-1)+cv_2d(i, j)) |
|
|
END DO |
|
|
END DO |
|
|
DO i = 1, iip1 |
|
|
zdx(i, 1) = zdx(i, 2) |
|
|
zdx(i, jjp1) = zdx(i, jjm) |
|
|
zdy(i, 1) = zdy(i, 2) |
|
|
zdy(i, jjp1) = zdy(i, jjm) |
|
|
END DO |
|
|
DO j = 1, jjp1 |
|
|
DO i = 1, iip1 |
|
|
dxdys(i, j) = sqrt(zdx(i, j)*zdx(i, j)+zdy(i, j)*zdy(i, j)) |
|
|
END DO |
|
|
END DO |
|
|
DO j = 1, jjp1 |
|
|
DO i = 1, iim |
|
|
dxdyu(i, j) = 0.5*(dxdys(i, j)+dxdys(i+1, j)) |
|
|
END DO |
|
|
dxdyu(iip1, j) = dxdyu(1, j) |
|
|
END DO |
|
|
DO j = 1, jjm |
|
|
DO i = 1, iip1 |
|
|
dxdyv(i, j) = 0.5*(dxdys(i, j)+dxdys(i+1, j)) |
|
|
END DO |
|
|
END DO |
|
| 186 |
|
|
| 187 |
CALL dump2d(iip1, jjp1, dxdys, 'DX2DY2 SCAL ') |
tau = mod(real(itau) / real(day_step / 4), 1.) |
|
CALL dump2d(iip1, jjp1, dxdyu, 'DX2DY2 U ') |
|
|
CALL dump2d(iip1, jjp1, dxdyv, 'DX2DY2 v ') |
|
|
|
|
|
! coordonnees du centre du zoom |
|
|
CALL coordij(clon, clat, ilon, ilat) |
|
|
! aire de la maille au centre du zoom |
|
|
dxdy_min = dxdys(ilon, ilat) |
|
|
! dxdy maximale de la maille |
|
|
dxdy_max = 0. |
|
|
DO j = 1, jjp1 |
|
|
DO i = 1, iip1 |
|
|
dxdy_max = max(dxdy_max, dxdys(i, j)) |
|
|
END DO |
|
|
END DO |
|
| 188 |
|
|
| 189 |
IF (abs(grossismx-1.)<0.1 .OR. abs(grossismy-1.)<0.1) THEN |
! x_gcm = a * x_gcm + (1 - a) * x_reanalyses |
| 190 |
PRINT *, 'ATTENTION modele peu zoome' |
|
| 191 |
PRINT *, 'ATTENTION on prend une constante de guidage cste' |
IF (guide_u) THEN |
| 192 |
gamma = 0. |
IF (itau == 0 .AND. ini_anal) then |
| 193 |
ELSE |
ucov = ucovrea1 |
| 194 |
gamma = (dxdy_max-2.*dxdy_min)/(dxdy_max-dxdy_min) |
else |
| 195 |
PRINT *, 'gamma=', gamma |
forall (l = 1: llm) ucov(:, :, l) = (1. - alpha_u) * ucov(:, :, l) & |
| 196 |
IF (gamma<1.E-5) THEN |
+ alpha_u * ((1. - tau) * ucovrea1(:, :, l) & |
| 197 |
PRINT *, 'gamma =', gamma, '<1e-5' |
+ tau * ucovrea2(:, :, l)) |
| 198 |
STOP |
end IF |
|
END IF |
|
|
PRINT *, 'gamma=', gamma |
|
|
gamma = log(0.5)/log(gamma) |
|
|
END IF |
|
| 199 |
END IF |
END IF |
| 200 |
|
|
| 201 |
alphamin = factt/taumax |
IF (guide_t) THEN |
| 202 |
alphamax = factt/taumin |
IF (itau == 0 .AND. ini_anal) then |
| 203 |
|
teta = tetarea1 |
| 204 |
|
else |
| 205 |
|
forall (l = 1: llm) teta(:, :, l) = (1. - alpha_t) * teta(:, :, l) & |
| 206 |
|
+ alpha_t * ((1. - tau) * tetarea1(:, :, l) & |
| 207 |
|
+ tau * tetarea2(:, :, l)) |
| 208 |
|
end IF |
| 209 |
|
END IF |
| 210 |
|
|
| 211 |
DO j = 1, pjm |
IF (guide_q) THEN |
| 212 |
DO i = 1, pim |
! Calcul de l'humidité saturante : |
| 213 |
IF (type==1) THEN |
forall (l = 1: llm + 1) p(:, :, l) = ap(l) + bp(l) * ps |
| 214 |
dxdy_ = dxdys(i, j) |
CALL exner_hyb(ps, p, pks, pk) |
| 215 |
zlat = rlatu(j)*180./pi |
qsat = q_sat(pk * teta / cpp, preff * (pk / cpp)**(1. / kappa)) |
| 216 |
ELSE IF (type==2) THEN |
|
| 217 |
dxdy_ = dxdyu(i, j) |
! humidité relative en % -> humidité spécifique |
| 218 |
zlat = rlatu(j)*180./pi |
IF (itau == 0 .AND. ini_anal) then |
| 219 |
ELSE IF (type==3) THEN |
q = qsat * qrea1 * 0.01 |
| 220 |
dxdy_ = dxdyv(i, j) |
else |
| 221 |
zlat = rlatv(j)*180./pi |
forall (l = 1: llm) q(:, :, l) = (1. - alpha_q) * q(:, :, l) & |
| 222 |
END IF |
+ alpha_q * (qsat(:, :, l) * ((1. - tau) * qrea1(:, :, l) & |
| 223 |
IF (abs(grossismx-1.)<0.1 .OR. abs(grossismy-1.)<0.1) THEN |
+ tau * qrea2(:, :, l)) * 0.01) |
| 224 |
! pour une grille reguliere, xi=xxx**0=1 -> alpha=alphamin |
end IF |
| 225 |
alpha(i, j) = alphamin |
END IF |
|
ELSE |
|
|
xi = ((dxdy_max-dxdy_)/(dxdy_max-dxdy_min))**gamma |
|
|
xi = min(xi, 1.) |
|
|
IF (lat_min_guide<=zlat .AND. zlat<=lat_max_guide) THEN |
|
|
alpha(i, j) = xi*alphamin + (1.-xi)*alphamax |
|
|
ELSE |
|
|
alpha(i, j) = 0. |
|
|
END IF |
|
|
END IF |
|
|
END DO |
|
|
END DO |
|
| 226 |
|
|
| 227 |
|
IF (guide_v) THEN |
| 228 |
|
IF (itau == 0 .AND. ini_anal) then |
| 229 |
|
vcov = vcovrea1 |
| 230 |
|
else |
| 231 |
|
forall (l = 1: llm) vcov(:, :, l) = (1. - alpha_v) * vcov(:, :, l) & |
| 232 |
|
+ alpha_v * ((1. - tau) * vcovrea1(:, :, l) & |
| 233 |
|
+ tau * vcovrea2(:, :, l)) |
| 234 |
|
end IF |
| 235 |
|
END IF |
| 236 |
|
|
| 237 |
RETURN |
END SUBROUTINE guide |
|
END SUBROUTINE tau2alpha |
|
| 238 |
|
|
| 239 |
END MODULE guide_m |
END MODULE guide_m |
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