--- trunk/dyn3d/guide.f 2014/03/26 17:18:58 91 +++ trunk/dyn3d/guide.f 2014/07/15 13:43:24 102 @@ -9,7 +9,7 @@ CONTAINS - SUBROUTINE guide(itau, ucov, vcov, teta, q, masse, ps) + SUBROUTINE guide(itau, ucov, vcov, teta, q, ps) ! Author: F.Hourdin @@ -22,11 +22,12 @@ 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_open, nf90_close, nf90_inq_dimid, & - nf90_inquire_dimension + 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 @@ -37,266 +38,207 @@ INTEGER, INTENT(IN):: itau ! variables dynamiques - REAL ucov(ip1jmp1, llm), vcov(ip1jm, llm) ! vents covariants + + 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 q(iim + 1, jjm + 1, llm) - REAL, intent(out):: masse(ip1jmp1, llm) ! masse d'air + 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(ip1jmp1, llm), vcovrea1(ip1jm, llm) !vts cov reas + + 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(ip1jmp1, llm), vcovrea2(ip1jm, llm) !vts cov reas + + 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(ip1jmp1), alpha_v(ip1jm) - REAL dday_step, toto, reste - real, save:: itau_test + 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(iim + 1, jjm + 1) + REAL factt ! pas de temps entre deux appels au guidage, en fraction de jour + real ztau(iim + 1, jjm + 1) - INTEGER ij, i, j, l + INTEGER ij, l INTEGER ncidpl, status INTEGER rcod, rid - REAL ditau, tau, a + REAL tau INTEGER, SAVE:: nlev ! TEST SUR QSAT REAL p(iim + 1, jjm + 1, llmp1) real pk(iim + 1, jjm + 1, llm), pks(iim + 1, jjm + 1) - REAL pres(iim + 1, jjm + 1, llm) REAL qsat(iim + 1, jjm + 1, llm) - REAL unskap - REAL tnat(iim + 1, jjm + 1, llm) - LOGICAL:: first = .TRUE. - CHARACTER(len=10) file - INTEGER:: igrads = 2 + INTEGER, parameter:: igrads = 2 REAL:: dtgrads = 100. !----------------------------------------------------------------------- PRINT *, 'Call sequence information: guide' - ! calcul de l'humidite saturante - - forall (l = 1: llm + 1) p(:, :, l) = ap(l) + bp(l) * ps - CALL massdair(p, masse) - CALL exner_hyb(ps, p, pks, pk) - tnat = pk * teta / cpp - unskap = 1. / kappa - pres = preff * (pk / cpp)**unskap - 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 - - IF (online /= - 1) THEN - IF (first) THEN - CALL conf_guide - file = 'guide' - CALL inigrads(igrads, rlonv, 180. / pi, -180., 180., rlatu, -90., 90., & - 180. / pi, presnivs, 1., dtgrads, file, 'dyn_zon ') - PRINT *, '1: en-ligne, 0: hors-ligne (x=x_rea), -1: climat (x=x_gcm)' - - 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 - 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_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 - - 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) - CALL tau2alpha(1, iip1, jjp1, factt, tau_min_t, tau_max_t, alpha_t) - CALL tau2alpha(1, iip1, jjp1, factt, tau_min_p, tau_max_p, alpha_p) - 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 - ELSE - 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 (ncep) THEN - status = nf90_inq_dimid(ncidpl, 'LEVEL', rid) - ELSE - status = nf90_inq_dimid(ncidpl, 'PRESSURE', rid) - END IF - status = nf90_inquire_dimension(ncidpl, rid, len=nlev) - PRINT *, 'nlev', nlev - rcod = nf90_close(ncidpl) - ! Lecture du premier etat des reanalyses. - CALL read_reanalyse(1, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & - masserea2, 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) - - 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, 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 ') + first_call: IF (itau == 0) THEN + CALL conf_guide + CALL inigrads(igrads, rlonv, 180. / pi, -180., 180., rlatu, -90., & + 90., 180. / pi, presnivs, 1., dtgrads, 'guide', 'dyn_zon ') + + IF (online) THEN + ! Constantes de temps de rappel en jour + + ! 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_max = 0. + DO ij = 1, ip1jmp1 + aire_max = max(aire_max, aire(ij)) + END DO - CALL wrgrads(igrads, llm, qsat, 'QSAT ', 'QSAT ') + factt = dtvr * iperiod / daysec - END IF + 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) + CALL tau2alpha(1, iip1, jjp1, factt, tau_min_t, tau_max_t, alpha_t) + CALL tau2alpha(1, iip1, jjp1, factt, tau_min_p, tau_max_p, alpha_p) + 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 ') ELSE - count_no_rea = count_no_rea + 1 + ! Cas ou on force exactement par les variables analysees + alpha_t = 0. + alpha_u = 0. + alpha_v = 0. + alpha_p = 0. 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 + step_rea = 1 + count_no_rea = 0 + ncidpl = -99 + + ! lecture d'un fichier netcdf pour determiner le nombre de niveaux + 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 (guide_t) THEN - DO l = 1, llm - do j = 1, jjm + 1 - DO i = 1, iim + 1 - a = (1. - tau) * tetarea1(i, j, l) + tau * tetarea2(i, j, l) - teta(i, j, l) = (1. - alpha_t(i, j)) * teta(i, j, l) & - + alpha_t(i, j) * a - IF (first .AND. ini_anal) teta(i, j, l) = a - END DO - end do - END DO - END IF - - IF (guide_q) THEN - DO l = 1, llm - do j = 1, jjm + 1 - DO i = 1, iim + 1 - a = (1. - tau) * qrea1(i, j, l) + tau * qrea2(i, j, l) - ! hum relative en % -> hum specif - a = qsat(i, j, l) * a * 0.01 - q(i, j, l) = (1. - alpha_q(i, j)) * q(i, j, l) & - + alpha_q(i, j) * a - IF (first .AND. ini_anal) q(i, j, l) = a - END DO - 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 + IF (ncep) THEN + status = nf90_inq_dimid(ncidpl, 'LEVEL', rid) + ELSE + status = nf90_inq_dimid(ncidpl, 'PRESSURE', rid) END IF - - first = .FALSE. - end IF + call nf95_inquire_dimension(ncidpl, rid, nclen=nlev) + PRINT *, 'nlev', nlev + rcod = nf90_close(ncidpl) + ! Lecture du premier etat des reanalyses. + CALL read_reanalyse(1, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & + masserea2, nlev) + qrea2 = max(qrea2, 0.1) + END IF first_call + + ! IMPORTATION DES VENTS, PRESSION ET TEMPERATURE REELS: + + ! 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 + + tau = mod(real(itau) / real(day_step / 4), 1.) + + ! x_gcm = a * x_gcm + (1 - a) * x_reanalyses + + IF (guide_u) THEN + 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 + 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 + + IF (guide_q) THEN + ! 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 + + IF (guide_v) THEN + 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 END SUBROUTINE guide