--- trunk/libf/dyn3d/guide.f90 2010/12/21 15:45:48 37 +++ trunk/Sources/dyn3d/Guide/guide.f 2015/09/29 19:48:59 171 @@ -5,338 +5,239 @@ 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 comconst, ONLY: cpp, kappa + USE conf_gcm_m, ONLY: day_step + use conf_guide_m, only: 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, online, factt + USE dimens_m, ONLY: iim, jjm, llm + USE disvert_m, ONLY: ap, bp, preff + use dynetat0_m, only: grossismx, grossismy, rlatu, rlatv + USE exner_hyb_m, ONLY: exner_hyb + use init_tau2alpha_m, only: init_tau2alpha + use netcdf, only: nf90_nowrite + use netcdf95, only: nf95_close, nf95_inq_dimid, nf95_inquire_dimension, & + nf95_open + use nr_util, only: pi + USE paramet_m, ONLY: iip1, ip1jmp1, jjp1, llmp1 + USE q_sat_m, ONLY: q_sat + use read_reanalyse_m, only: read_reanalyse use tau2alpha_m, only: tau2alpha + use writefield_m, only: writefield - INCLUDE 'netcdf.inc' + INTEGER, INTENT(IN):: itau + REAL, intent(inout):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm) vent covariant + REAL, intent(inout):: vcov(:, :, :) ! (iim + 1, jjm, llm) ! vent covariant - ! 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 + REAL, intent(inout):: teta(:, :, :) ! (iim + 1, jjm + 1, llm) + ! température potentielle - ! common passe pour des sorties - REAL dxdys(iip1, jjp1), dxdyu(iip1, jjp1), dxdyv(iip1, jjm) - COMMON /comdxdy/dxdys, dxdyu, dxdyv + REAL, intent(inout):: q(:, :, :) ! (iim + 1, jjm + 1, llm) + REAL, intent(in):: ps(:, :) ! (iim + 1, jjm + 1) pression au sol - ! 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 - - INTEGER ilon, ilat - REAL factt, ztau(ip1jmp1) - - INTEGER, INTENT (IN) :: itau - INTEGER ij, l - INTEGER ncidpl, varidpl, nlev, status - INTEGER rcod, rid - REAL ditau, tau, a - 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./ + ! Local: - !----------------------------------------------------------------------- + ! variables dynamiques pour les réanalyses - PRINT *, 'Call sequence information: guide' + REAL, save:: ucovrea1(iim + 1, jjm + 1, llm), vcovrea1(iim + 1, jjm, llm) + ! vents covariants reanalyses - ! calcul de l'humidite saturante + REAL, save:: tetarea1(iim + 1, jjm + 1, llm) ! temp pot reales + REAL, save:: qrea1(iim + 1, jjm + 1, llm) ! temp pot reales - 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 + 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 détermine la part des injections de données à chaque étape + ! alpha=0 signifie pas d'injection + ! alpha=1 signifie injection totale + REAL, save:: alpha_q(iim + 1, jjm + 1) + REAL, save:: alpha_t(iim + 1, jjm + 1) + REAL, save:: alpha_u(iim + 1, jjm + 1), alpha_v(iim + 1, jjm) - IF (first) THEN + INTEGER, save:: step_rea, count_no_rea - PRINT *, 'initialisation du guide ' - CALL conf_guide - PRINT *, 'apres 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) 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 - 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 ') + INTEGER l + INTEGER ncid, dimid + REAL tau + INTEGER, SAVE:: nlev - ! Cas ou on force exactement par les variables analysees + ! 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) + + REAL dxdys(iip1, jjp1), dxdyu(iip1, jjp1), dxdyv(iip1, jjm) + + !----------------------------------------------------------------------- + + !!PRINT *, 'Call sequence information: guide' + + first_call: IF (itau == 0) THEN + IF (online) THEN + IF (abs(grossismx - 1.) < 0.1 .OR. abs(grossismy - 1.) < 0.1) THEN + ! grille regulière + if (guide_u) alpha_u = factt / tau_max_u + if (guide_v) alpha_v = factt / tau_max_v + if (guide_t) alpha_t = factt / tau_max_t + if (guide_q) alpha_q = factt / tau_max_q + else + call init_tau2alpha(dxdys, dxdyu, dxdyv) + + if (guide_u) then + CALL tau2alpha(dxdyu, rlatu, tau_min_u, tau_max_u, alpha_u) + CALL writefield("alpha_u", alpha_u) + end if + + if (guide_v) then + CALL tau2alpha(dxdyv, rlatv, tau_min_v, tau_max_v, alpha_v) + CALL writefield("alpha_v", alpha_v) + end if + + if (guide_t) then + CALL tau2alpha(dxdys, rlatu, tau_min_t, tau_max_t, alpha_t) + CALL writefield("alpha_t", alpha_t) + end if + + if (guide_q) then + CALL tau2alpha(dxdys, rlatu, tau_min_q, tau_max_q, alpha_q) + CALL writefield("alpha_q", alpha_q) + end if + end IF ELSE - alpha_t = 0. - alpha_u = 0. - alpha_v = 0. - alpha_p = 0. - ! physic=.false. + ! Cas où on force exactement par les variables analysées + if (guide_u) alpha_u = 1. + if (guide_v) alpha_v = 1. + if (guide_t) alpha_t = 1. + if (guide_q) alpha_q = 1. 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 + ! Lecture d'un fichier NetCDF pour d\'eterminer le nombre de niveaux : - 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) then + call nf95_open('u.nc',Nf90_NOWRITe,ncid) + else if (guide_v) then + call nf95_open('v.nc',nf90_nowrite,ncid) + else if (guide_T) then + call nf95_open('T.nc',nf90_nowrite,ncid) + else + call nf95_open('hur.nc',nf90_nowrite, ncid) + end if IF (ncep) THEN - status = nf_inq_dimid(ncidpl, 'LEVEL', rid) + call nf95_inq_dimid(ncid, 'LEVEL', dimid) ELSE - status = nf_inq_dimid(ncidpl, 'PRESSURE', rid) + call nf95_inq_dimid(ncid, 'PRESSURE', dimid) 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) + call nf95_inquire_dimension(ncid, dimid, nclen=nlev) + PRINT *, 'nlev = ', nlev + call nf95_close(ncid) - - ! Debut de l'integration temporelle: - END IF ! first + ! Lecture du premier état des réanalyses : + 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: - 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 ') + ! 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 fichiers guidage, 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) - END IF + if (guide_u) then + CALL writefield("ucov", ucov) + CALL writefield("ucovrea2", ucovrea2) + end if + + if (guide_t) then + CALL writefield("teta", teta) + CALL writefield("tetarea2", tetarea2) + end if + + if (guide_q) then + CALL writefield("qrea2", qrea2) + CALL writefield("q", q) + 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' + ! 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 + 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 - ! 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) - 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