--- trunk/libf/dyn3d/guide.f90 2010/12/21 15:45:48 37 +++ trunk/dyn3d/guide.f 2014/07/15 13:43:24 102 @@ -5,159 +5,115 @@ IMPLICIT NONE - REAL tau_min_u, tau_max_u - REAL tau_min_v, tau_max_v - REAL tau_min_t, tau_max_t - REAL tau_min_q, tau_max_q - REAL tau_min_p, tau_max_p REAL aire_min, aire_max - - LOGICAL guide_u, guide_v, guide_t, guide_q, guide_p - LOGICAL ncep, ini_anal - INTEGER online - CONTAINS - SUBROUTINE guide(itau, ucov, vcov, teta, q, masse, ps) + SUBROUTINE guide(itau, ucov, vcov, teta, q, ps) ! Author: F.Hourdin - USE dimens_m, ONLY : jjm, llm - USE paramet_m, ONLY : iip1, ip1jm, ip1jmp1, jjp1, llmp1 - USE comconst, ONLY : cpp, daysec, dtvr, kappa, pi - USE comvert, ONLY : ap, bp, preff, presnivs - USE conf_gcm_m, ONLY : day_step, iperiod - USE comgeom, ONLY : aire, rlatu, rlonv - USE serre, ONLY : clat, clon - USE q_sat_m, ONLY : q_sat - USE exner_hyb_m, ONLY : exner_hyb - USE inigrads_m, ONLY : inigrads - use netcdf, only: nf90_nowrite, nf90_open, nf90_close - use tau2alpha_m, only: tau2alpha - - INCLUDE 'netcdf.inc' - - ! variables dynamiques - REAL vcov(ip1jm, llm), ucov(ip1jmp1, llm) ! vents covariants - REAL, intent(inout):: teta(ip1jmp1, llm) ! temperature potentielle - REAL q(ip1jmp1, llm) ! temperature potentielle - REAL ps(ip1jmp1) ! pression au sol - REAL masse(ip1jmp1, llm) ! masse d'air - - ! common passe pour des sorties - REAL dxdys(iip1, jjp1), dxdyu(iip1, jjp1), dxdyv(iip1, jjm) - COMMON /comdxdy/dxdys, dxdyu, dxdyv - - ! variables dynamiques pour les reanalyses. - REAL ucovrea1(ip1jmp1, llm), vcovrea1(ip1jm, llm) !vts cov reas - REAL tetarea1(ip1jmp1, llm) ! temp pot reales - REAL qrea1(ip1jmp1, llm) ! temp pot reales - REAL psrea1(ip1jmp1) ! ps - REAL ucovrea2(ip1jmp1, llm), vcovrea2(ip1jm, llm) !vts cov reas - REAL tetarea2(ip1jmp1, llm) ! temp pot reales - REAL qrea2(ip1jmp1, llm) ! temp pot reales - REAL masserea2(ip1jmp1, llm) ! masse - REAL psrea2(ip1jmp1) ! ps - - REAL alpha_q(ip1jmp1) - REAL alpha_t(ip1jmp1), alpha_p(ip1jmp1) - REAL alpha_u(ip1jmp1), alpha_v(ip1jm) - REAL dday_step, toto, reste, itau_test - INTEGER step_rea, count_no_rea + USE comconst, ONLY: cpp, daysec, dtvr, kappa + USE comgeom, ONLY: aire, rlatu, rlonv + USE conf_gcm_m, ONLY: day_step, iperiod + use conf_guide_m, only: conf_guide, guide_u, guide_v, guide_t, guide_q, & + ncep, ini_anal, tau_min_u, tau_max_u, tau_min_v, tau_max_v, & + tau_min_t, tau_max_t, tau_min_q, tau_max_q, tau_min_p, tau_max_p, & + online + USE dimens_m, ONLY: iim, jjm, llm + USE disvert_m, ONLY: ap, bp, preff, presnivs + use dump2d_m, only: dump2d + USE exner_hyb_m, ONLY: exner_hyb + USE inigrads_m, ONLY: inigrads + use massdair_m, only: massdair + use netcdf, only: nf90_nowrite, nf90_close, nf90_inq_dimid + use netcdf95, only: nf95_inquire_dimension, nf95_open + use nr_util, only: pi + USE paramet_m, ONLY: iip1, ip1jm, ip1jmp1, jjp1, llmp1 + USE q_sat_m, ONLY: q_sat + use read_reanalyse_m, only: read_reanalyse + USE serre, ONLY: clat, clon + use tau2alpha_m, only: tau2alpha, dxdys + + INTEGER, INTENT(IN):: itau + + ! variables dynamiques + + REAL, intent(inout):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm) vent covariant + REAL, intent(inout):: vcov(:, :, :) ! (iim + 1, jjm, llm) ! vent covariant + + REAL, intent(inout):: teta(iim + 1, jjm + 1, llm) ! température potentielle + REAL, intent(inout):: q(iim + 1, jjm + 1, llm) + REAL, intent(in):: ps(:, :) ! (iim + 1, jjm + 1) pression au sol + + ! Local: + + ! variables dynamiques pour les reanalyses. + + REAL, save:: ucovrea1(iim + 1, jjm + 1, llm), vcovrea1(iim + 1, jjm, llm) + ! vents covariants reanalyses + + REAL, save:: tetarea1(iim + 1, jjm + 1, llm) ! temp pot reales + REAL, save:: qrea1(iim + 1, jjm + 1, llm) ! temp pot reales + + REAL, save:: ucovrea2(iim + 1, jjm + 1, llm), vcovrea2(iim + 1, jjm, llm) + ! vents covariants reanalyses + + REAL, save:: tetarea2(iim + 1, jjm + 1, llm) ! temp pot reales + REAL, save:: qrea2(iim + 1, jjm + 1, llm) ! temp pot reales + REAL, save:: masserea2(ip1jmp1, llm) ! masse + + ! alpha determine la part des injections de donnees a chaque etape + ! alpha=1 signifie pas d'injection + ! alpha=0 signifie injection totale + REAL, save:: alpha_q(iim + 1, jjm + 1) + REAL, save:: alpha_t(iim + 1, jjm + 1), alpha_p(ip1jmp1) + REAL, save:: alpha_u(iim + 1, jjm + 1), alpha_v(iim + 1, jjm) + + INTEGER, save:: step_rea, count_no_rea INTEGER ilon, ilat - REAL factt, ztau(ip1jmp1) + REAL factt ! pas de temps entre deux appels au guidage, en fraction de jour + real ztau(iim + 1, jjm + 1) - INTEGER, INTENT (IN) :: itau INTEGER ij, l - INTEGER ncidpl, varidpl, nlev, status + INTEGER ncidpl, status INTEGER rcod, rid - REAL ditau, tau, a - SAVE nlev + REAL tau + INTEGER, SAVE:: nlev - ! TEST SUR QSAT - REAL p(ip1jmp1, llmp1), pk(ip1jmp1, llm), pks(ip1jmp1) - REAL pkf(ip1jmp1, llm) - REAL pres(ip1jmp1, llm) - - REAL qsat(ip1jmp1, llm) - REAL unskap - REAL tnat(ip1jmp1, llm) - - LOGICAL:: first = .TRUE. - - SAVE ucovrea1, vcovrea1, tetarea1, psrea1, qrea1 - SAVE ucovrea2, vcovrea2, tetarea2, masserea2, psrea2, qrea2 - - SAVE alpha_t, alpha_q, alpha_u, alpha_v, alpha_p, itau_test - SAVE step_rea, count_no_rea - - CHARACTER (10) file - INTEGER igrads - REAL dtgrads - SAVE igrads, dtgrads - DATA igrads, dtgrads/2, 100./ + ! TEST SUR QSAT + REAL p(iim + 1, jjm + 1, llmp1) + real pk(iim + 1, jjm + 1, llm), pks(iim + 1, jjm + 1) - !----------------------------------------------------------------------- + REAL qsat(iim + 1, jjm + 1, llm) - PRINT *, 'Call sequence information: guide' + INTEGER, parameter:: igrads = 2 + REAL:: dtgrads = 100. - ! calcul de l'humidite saturante - - forall (l = 1: llm + 1) p(:, l) = ap(l) + bp(l) * ps - CALL massdair(p, masse) - PRINT *, 'OK1' - CALL exner_hyb(ps, p, pks, pk, pkf) - PRINT *, 'OK2' - tnat(:, :) = pk(:, :)*teta(:, :)/cpp - PRINT *, 'OK3' - unskap = 1./kappa - pres(:, :) = preff*(pk(:, :)/cpp)**unskap - PRINT *, 'OK4' - qsat = q_sat(tnat, pres) - - ! initialisations pour la lecture des reanalyses. - ! alpha determine la part des injections de donnees a chaque etape - ! alpha=1 signifie pas d'injection - ! alpha=0 signifie injection totale - - PRINT *, 'ONLINE=', online - IF (online==-1) THEN - RETURN - END IF + !----------------------------------------------------------------------- - IF (first) THEN + PRINT *, 'Call sequence information: guide' - PRINT *, 'initialisation du guide ' + first_call: IF (itau == 0) THEN CALL conf_guide - PRINT *, 'apres conf_guide' + CALL inigrads(igrads, rlonv, 180. / pi, -180., 180., rlatu, -90., & + 90., 180. / pi, presnivs, 1., dtgrads, 'guide', 'dyn_zon ') - file = 'guide' - CALL inigrads(igrads, rlonv, 180./pi, -180., 180., rlatu, -90., 90., & - 180./pi, presnivs, 1., dtgrads, file, 'dyn_zon ') + IF (online) THEN + ! Constantes de temps de rappel en jour - PRINT *, & - '1: en-ligne, 0: hors-ligne (x=x_rea), -1: climat (x=x_gcm)' - - IF (online==-1) RETURN - IF (online==1) THEN - - ! Constantes de temps de rappel en jour - ! 0.1 c'est en gros 2h30. - ! 1e10 est une constante infinie donc en gros pas de guidage - - ! coordonnees du centre du zoom + ! coordonnees du centre du zoom CALL coordij(clon, clat, ilon, ilat) - ! aire de la maille au centre du zoom - aire_min = aire(ilon+(ilat-1)*iip1) - ! aire maximale de la maille + ! aire de la maille au centre du zoom + aire_min = aire(ilon+(ilat - 1) * iip1) + ! aire maximale de la maille aire_max = 0. DO ij = 1, ip1jmp1 aire_max = max(aire_max, aire(ij)) END DO - ! factt = pas de temps en fraction de jour - factt = dtvr*iperiod/daysec + + factt = dtvr * iperiod / daysec CALL tau2alpha(3, iip1, jjm, factt, tau_min_v, tau_max_v, alpha_v) CALL tau2alpha(2, iip1, jjp1, factt, tau_min_u, tau_max_u, alpha_u) @@ -166,177 +122,124 @@ CALL tau2alpha(1, iip1, jjp1, factt, tau_min_q, tau_max_q, alpha_q) CALL dump2d(iip1, jjp1, aire, 'AIRE MAILLe ') - CALL dump2d(iip1, jjp1, alpha_u, 'COEFF U ') - CALL dump2d(iip1, jjp1, alpha_t, 'COEFF T ') - - ! Cas ou on force exactement par les variables analysees + CALL dump2d(iip1, jjp1, alpha_u, 'COEFF U ') + CALL dump2d(iip1, jjp1, alpha_t, 'COEFF T ') ELSE + ! Cas ou on force exactement par les variables analysees alpha_t = 0. alpha_u = 0. alpha_v = 0. alpha_p = 0. - ! physic=.false. END IF - itau_test = 1001 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 (guide_u) call nf95_open('u.nc',Nf90_NOWRITe,ncidpl) + if (guide_v) call nf95_open('v.nc',nf90_nowrite,ncidpl) + if (guide_T) call nf95_open('T.nc',nf90_nowrite,ncidpl) + if (guide_Q) call nf95_open('hur.nc',nf90_nowrite, ncidpl) IF (ncep) THEN - status = nf_inq_dimid(ncidpl, 'LEVEL', rid) + status = nf90_inq_dimid(ncidpl, 'LEVEL', rid) ELSE - status = nf_inq_dimid(ncidpl, 'PRESSURE', rid) + status = nf90_inq_dimid(ncidpl, 'PRESSURE', rid) END IF - status = nf_inq_dimlen(ncidpl, rid, nlev) + call nf95_inquire_dimension(ncidpl, rid, nclen=nlev) PRINT *, 'nlev', nlev rcod = nf90_close(ncidpl) - ! Lecture du premier etat des reanalyses. + ! 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 + masserea2, nlev) + qrea2 = max(qrea2, 0.1) + END IF first_call ! 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) - - 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 + ! Nudging fields are given 4 times per day: + IF (mod(itau, day_step / 4) == 0) THEN + 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 + CALL read_reanalyse(step_rea, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & + masserea2, nlev) + qrea2 = max(qrea2, 0.1) + factt = dtvr * iperiod / daysec + ztau = factt / max(alpha_t, 1E-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 ') 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' + ! Guidage - ditau = real(itau) - dday_step = real(day_step) + tau = mod(real(itau) / real(day_step / 4), 1.) + ! x_gcm = a * x_gcm + (1 - a) * x_reanalyses - 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 + IF (itau == 0 .AND. ini_anal) then + ucov = ucovrea1 + else + forall (l = 1: llm) ucov(:, :, l) = (1. - alpha_u) * ucov(:, :, l) & + + alpha_u * ((1. - tau) * ucovrea1(:, :, l) & + + tau * ucovrea2(:, :, l)) + end IF END IF 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 - forall (l = 1: llm + 1) p(:, l) = ap(l) + bp(l) * ps - CALL massdair(p, masse) + IF (itau == 0 .AND. ini_anal) then + teta = tetarea1 + else + forall (l = 1: llm) teta(:, :, l) = (1. - alpha_t) * teta(:, :, l) & + + alpha_t * ((1. - tau) * tetarea1(:, :, l) & + + tau * tetarea2(:, :, l)) + end IF 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 + ! Calcul de l'humidité saturante : + forall (l = 1: llm + 1) p(:, :, l) = ap(l) + bp(l) * ps + CALL exner_hyb(ps, p, pks, pk) + qsat = q_sat(pk * teta / cpp, preff * (pk / cpp)**(1. / kappa)) + + ! humidité relative en % -> humidité spécifique + IF (itau == 0 .AND. ini_anal) then + q = qsat * qrea1 * 0.01 + else + forall (l = 1: llm) q(:, :, l) = (1. - alpha_q) * q(:, :, l) & + + alpha_q * (qsat(:, :, l) * ((1. - tau) * qrea1(:, :, l) & + + tau * qrea2(:, :, l)) * 0.01) + end IF 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 + IF (itau == 0 .AND. ini_anal) then + vcov = vcovrea1 + else + forall (l = 1: llm) vcov(:, :, l) = (1. - alpha_v) * vcov(:, :, l) & + + alpha_v * ((1. - tau) * vcovrea1(:, :, l) & + + tau * vcovrea2(:, :, l)) + end IF END IF - first = .FALSE. - END SUBROUTINE guide END MODULE guide_m