! $Header$ MODULE interface_surf ! Ce module regroupe toutes les routines gerant l'interface entre le modele ! atmospherique et les modeles de surface (sols continentaux, oceans, glaces) ! Les routines sont les suivantes: ! ! interfsurf_*: routines d'aiguillage vers les interfaces avec les ! differents modeles de surface ! interfsol\ ! > routines d'interface proprement dite ! interfoce/ ! ! interfstart: routine d'initialisation et de lecture de l'etat initial ! "interface" ! interffin : routine d'ecriture de l'etat de redemmarage de l'interface ! ! ! L. Fairhead, LMD, 02/2000 USE ioipsl IMPLICIT none PRIVATE PUBLIC :: interfsurf,interfsurf_hq, gath2cpl INTERFACE interfsurf module procedure interfsurf_hq, interfsurf_vent END INTERFACE INTERFACE interfoce module procedure interfoce_cpl, interfoce_slab, interfoce_lim END INTERFACE #include "YOMCST.inc" #include "indicesol.inc" ! run_off ruissellement total real, allocatable, dimension(:),save :: run_off real, allocatable, dimension(:),save :: coastalflow, riverflow !!$PB REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: tmp_rriv, tmp_rcoa !! pour simuler la fonte des glaciers antarctiques REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: coeff_iceberg real, save :: surf_maille real, save :: cte_flux_iceberg = 6.3e7 integer, save :: num_antarctic = 1 !!$ CONTAINS ! !############################################################################ ! SUBROUTINE interfsurf_hq(itime, dtime, date0, jour, rmu0, & & klon, iim, jjm, nisurf, knon, knindex, pctsrf, & & rlon, rlat, cufi, cvfi,& & debut, lafin, ok_veget, soil_model, nsoilmx, tsoil, qsol,& & zlev, u1_lay, v1_lay, temp_air, spechum, epot_air, ccanopy, & & tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, & & precip_rain, precip_snow, sollw, sollwdown, swnet, swdown, & & fder, taux, tauy, rugos, rugoro, & & albedo, snow, qsurf, & & tsurf, p1lay, ps, radsol, & & ocean, npas, nexca, zmasq, & & evap, fluxsens, fluxlat, dflux_l, dflux_s, & & tsol_rad, tsurf_new, alb_new, alblw, emis_new, & !IM cf. JLD & z0_new, pctsrf_new, agesno) & z0_new, pctsrf_new, agesno,fqcalving,ffonte) ! Cette routine sert d'aiguillage entre l'atmosphere et la surface en general ! (sols continentaux, oceans, glaces) pour les fluxs de chaleur et d'humidite. ! En pratique l'interface se fait entre la couche limite du modele ! atmospherique (clmain.F) et les routines de surface (sechiba, oasis, ...) ! ! ! L.Fairhead 02/2000 ! ! input: ! itime numero du pas de temps ! klon nombre total de points de grille ! iim, jjm nbres de pts de grille ! dtime pas de temps de la physique (en s) ! date0 jour initial ! jour jour dans l'annee en cours, ! rmu0 cosinus de l'angle solaire zenithal ! nexca pas de temps couplage ! nisurf index de la surface a traiter (1 = sol continental) ! knon nombre de points de la surface a traiter ! knindex index des points de la surface a traiter ! pctsrf tableau des pourcentages de surface de chaque maille ! rlon longitudes ! rlat latitudes ! cufi,cvfi resolution des mailles en x et y (m) ! debut logical: 1er appel a la physique ! lafin logical: dernier appel a la physique ! ok_veget logical: appel ou non au schema de surface continental ! (si false calcul simplifie des fluxs sur les continents) ! zlev hauteur de la premiere couche ! u1_lay vitesse u 1ere couche ! v1_lay vitesse v 1ere couche ! temp_air temperature de l'air 1ere couche ! spechum humidite specifique 1ere couche ! epot_air temp potentielle de l'air ! ccanopy concentration CO2 canopee ! tq_cdrag cdrag ! petAcoef coeff. A de la resolution de la CL pour t ! peqAcoef coeff. A de la resolution de la CL pour q ! petBcoef coeff. B de la resolution de la CL pour t ! peqBcoef coeff. B de la resolution de la CL pour q ! precip_rain precipitation liquide ! precip_snow precipitation solide ! sollw flux IR net a la surface ! sollwdown flux IR descendant a la surface ! swnet flux solaire net ! swdown flux solaire entrant a la surface ! albedo albedo de la surface ! tsurf temperature de surface ! p1lay pression 1er niveau (milieu de couche) ! ps pression au sol ! radsol rayonnement net aus sol (LW + SW) ! ocean type d'ocean utilise (force, slab, couple) ! fder derivee des flux (pour le couplage) ! taux, tauy tension de vents ! rugos rugosite ! zmasq masque terre/ocean ! rugoro rugosite orographique ! ! output: ! evap evaporation totale ! fluxsens flux de chaleur sensible ! fluxlat flux de chaleur latente ! tsol_rad ! tsurf_new temperature au sol ! alb_new albedo ! emis_new emissivite ! z0_new surface roughness ! pctsrf_new nouvelle repartition des surfaces ! Parametres d'entree integer, intent(IN) :: itime integer, intent(IN) :: iim, jjm integer, intent(IN) :: klon real, intent(IN) :: dtime real, intent(IN) :: date0 integer, intent(IN) :: jour real, intent(IN) :: rmu0(klon) integer, intent(IN) :: nisurf integer, intent(IN) :: knon integer, dimension(klon), intent(in) :: knindex real, dimension(klon,nbsrf), intent(IN) :: pctsrf logical, intent(IN) :: debut, lafin, ok_veget real, dimension(klon), intent(IN) :: rlon, rlat real, dimension(klon), intent(IN) :: cufi, cvfi real, dimension(klon), intent(INOUT) :: tq_cdrag real, dimension(klon), intent(IN) :: zlev real, dimension(klon), intent(IN) :: u1_lay, v1_lay real, dimension(klon), intent(IN) :: temp_air, spechum real, dimension(klon), intent(IN) :: epot_air, ccanopy real, dimension(klon), intent(IN) :: petAcoef, peqAcoef real, dimension(klon), intent(IN) :: petBcoef, peqBcoef real, dimension(klon), intent(IN) :: precip_rain, precip_snow real, dimension(klon), intent(IN) :: sollw, sollwdown, swnet, swdown real, dimension(klon), intent(IN) :: ps, albedo !IM cf LF ! real, dimension(klon), intent(INOUT) :: tsurf ! real, dimension(klon), intent(IN) :: p1lay real, dimension(klon), intent(IN) :: tsurf, p1lay REAL, DIMENSION(klon), INTENT(INOUT) :: radsol,fder real, dimension(klon), intent(IN) :: zmasq real, dimension(klon), intent(IN) :: taux, tauy, rugos, rugoro character (len = 6) :: ocean integer :: npas, nexca ! nombre et pas de temps couplage real, dimension(klon), intent(INOUT) :: evap, snow, qsurf !! PB ajout pour soil logical :: soil_model integer :: nsoilmx REAL, DIMENSION(klon, nsoilmx) :: tsoil REAL, dimension(klon), intent(INOUT) :: qsol REAL, dimension(klon) :: soilcap REAL, dimension(klon) :: soilflux ! Parametres de sortie real, dimension(klon), intent(OUT):: fluxsens, fluxlat real, dimension(klon), intent(OUT):: tsol_rad, tsurf_new, alb_new real, dimension(klon), intent(OUT):: alblw real, dimension(klon), intent(OUT):: emis_new, z0_new real, dimension(klon), intent(OUT):: dflux_l, dflux_s real, dimension(klon,nbsrf), intent(OUT) :: pctsrf_new real, dimension(klon), intent(INOUT):: agesno ! Flux thermique utiliser pour fondre la neige !jld a rajouter real, dimension(klon), intent(INOUT):: ffonte real, dimension(klon), intent(INOUT):: ffonte ! Flux d'eau "perdue" par la surface et nécessaire pour que limiter la ! hauteur de neige, en kg/m2/s !jld a rajouter real, dimension(klon), intent(INOUT):: fqcalving real, dimension(klon), intent(INOUT):: fqcalving ! Local character (len = 20),save :: modname = 'interfsurf_hq' character (len = 80) :: abort_message logical, save :: first_call = .true. integer, save :: error integer :: ii, index logical,save :: check = .false. real, dimension(klon):: cal, beta, dif_grnd, capsol !!$PB real, parameter :: calice=1.0/(5.1444e+06*0.15), tau_gl=86400.*5. real, parameter :: calice=1.0/(5.1444e+06*0.15), tau_gl=86400.*5. real, parameter :: calsno=1./(2.3867e+06*.15) real, dimension(klon):: alb_ice real, dimension(klon):: tsurf_temp real, dimension(klon):: qsurf_new !! real, allocatable, dimension(:), save :: alb_neig_grid real, dimension(klon):: alb_neig, alb_eau real, DIMENSION(klon):: zfra logical :: cumul = .false. INTEGER,dimension(1) :: iloc INTEGER :: isize real, dimension(klon):: fder_prev if (check) write(*,*) 'Entree ', modname ! ! On doit commencer par appeler les schemas de surfaces continentales ! car l'ocean a besoin du ruissellement qui est y calcule ! if (first_call) then if (nisurf /= is_ter .and. klon > 1) then write(*,*)' *** Warning ***' write(*,*)' nisurf = ',nisurf,' /= is_ter = ',is_ter write(*,*)'or on doit commencer par les surfaces continentales' abort_message='voir ci-dessus' call abort_gcm(modname,abort_message,1) endif if (ocean /= 'slab ' .and. ocean /= 'force ' .and. ocean /= 'couple') then write(*,*)' *** Warning ***' write(*,*)'Option couplage pour l''ocean = ', ocean abort_message='option pour l''ocean non valable' call abort_gcm(modname,abort_message,1) endif if ( is_oce > is_sic ) then write(*,*)' *** Warning ***' write(*,*)' Pour des raisons de sequencement dans le code' write(*,*)' l''ocean doit etre traite avant la banquise' write(*,*)' or is_oce = ',is_oce, '> is_sic = ',is_sic abort_message='voir ci-dessus' call abort_gcm(modname,abort_message,1) endif ! allocate(alb_neig_grid(klon), stat = error) ! if (error /= 0) then ! abort_message='Pb allocation alb_neig_grid' ! call abort_gcm(modname,abort_message,1) ! endif endif first_call = .false. ! Initialisations diverses ! !!$ cal=0.; beta=1.; dif_grnd=0.; capsol=0. !!$ alb_new = 0.; z0_new = 0.; alb_neig = 0.0 !!$! PB !!$ tsurf_new = 0. !IM cf JLD ffonte(1:knon)=0. fqcalving(1:knon)=0. cal = 999999. ; beta = 999999. ; dif_grnd = 999999. ; capsol = 999999. alb_new = 999999. ; z0_new = 999999. ; alb_neig = 999999. tsurf_new = 999999. alblw = 999999. ! Aiguillage vers les differents schemas de surface if (nisurf == is_ter) then ! ! Surface "terre" appel a l'interface avec les sols continentaux ! ! allocation du run-off if (.not. allocated(coastalflow)) then allocate(coastalflow(knon), stat = error) if (error /= 0) then abort_message='Pb allocation coastalflow' call abort_gcm(modname,abort_message,1) endif allocate(riverflow(knon), stat = error) if (error /= 0) then abort_message='Pb allocation riverflow' call abort_gcm(modname,abort_message,1) endif allocate(run_off(knon), stat = error) if (error /= 0) then abort_message='Pb allocation run_off' call abort_gcm(modname,abort_message,1) endif !!$PB ALLOCATE (tmp_rriv(iim,jjm+1), stat=error) if (error /= 0) then abort_message='Pb allocation tmp_rriv' call abort_gcm(modname,abort_message,1) endif ALLOCATE (tmp_rcoa(iim,jjm+1), stat=error) if (error /= 0) then abort_message='Pb allocation tmp_rcoa' call abort_gcm(modname,abort_message,1) endif !!$ else if (size(coastalflow) /= knon) then write(*,*)'Bizarre, le nombre de points continentaux' write(*,*)'a change entre deux appels. J''arrete ...' abort_message='voir ci-dessus' call abort_gcm(modname,abort_message,1) endif coastalflow = 0. riverflow = 0. ! ! Calcul age de la neige ! !!$ PB ATTENTION changement ordre des appels !!$ CALL albsno(klon,agesno,alb_neig_grid) if (.not. ok_veget) then ! ! calcul albedo: lecture albedo fichier CL puis ajout albedo neige ! call interfsur_lim(itime, dtime, jour, & & klon, nisurf, knon, knindex, debut, & & alb_new, z0_new) ! ! calcul snow et qsurf, hydrol adapté ! CALL calbeta(dtime, nisurf, knon, snow, qsol, beta, capsol, dif_grnd) IF (soil_model) THEN CALL soil(dtime, nisurf, knon,snow, tsurf, tsoil,soilcap, soilflux) cal(1:knon) = RCPD / soilcap(1:knon) radsol(1:knon) = radsol(1:knon) + soilflux(1:knon) ELSE cal = RCPD * capsol !!$ cal = capsol ENDIF CALL calcul_fluxs( klon, knon, nisurf, dtime, & & tsurf, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsurf, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l) CALL fonte_neige( klon, knon, nisurf, dtime, & & tsurf, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsol, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, & !IM cf JLD & fqcalving,ffonte) call albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:)) where (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0. zfra(1:knon) = max(0.0,min(1.0,snow(1:knon)/(snow(1:knon)+10.0))) alb_new(1 : knon) = alb_neig(1 : knon) *zfra(1:knon) + & & alb_new(1 : knon)*(1.0-zfra(1:knon)) z0_new = sqrt(z0_new**2+rugoro**2) alblw(1 : knon) = alb_new(1 : knon) else !! CALL albsno(klon,agesno,alb_neig_grid) ! ! appel a sechiba ! call interfsol(itime, klon, dtime, date0, nisurf, knon, & & knindex, rlon, rlat, cufi, cvfi, iim, jjm, pctsrf, & & debut, lafin, ok_veget, & & zlev, u1_lay, v1_lay, temp_air, spechum, epot_air, ccanopy, & & tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, & & precip_rain, precip_snow, sollwdown, swnet, swdown, & & tsurf, p1lay/100., ps/100., radsol, & & evap, fluxsens, fluxlat, & & tsol_rad, tsurf_new, alb_new, alblw, & & emis_new, z0_new, dflux_l, dflux_s, qsurf_new) ! ! ajout de la contribution du relief ! z0_new = SQRT(z0_new**2+rugoro**2) ! ! mise a jour de l'humidite saturante calculee par ORCHIDEE qsurf(1:knon) = qsurf_new(1:knon) endif ! ! Remplissage des pourcentages de surface ! pctsrf_new(:,nisurf) = pctsrf(:,nisurf) else if (nisurf == is_oce) then if (check) write(*,*)'ocean, nisurf = ',nisurf ! ! Surface "ocean" appel a l'interface avec l'ocean ! if (ocean == 'couple') then if (nexca == 0) then abort_message='nexca = 0 dans interfoce_cpl' call abort_gcm(modname,abort_message,1) endif cumul = .false. iloc = maxloc(fder(1:klon)) if (check) then if (fder(iloc(1))> 0.) then WRITE(*,*)'**** Debug fder ****' WRITE(*,*)'max fder(',iloc(1),') = ',fder(iloc(1)) endif endif !!$ !!$ where(fder.gt.0.) !!$ fder = 0. !!$ endwhere call interfoce(itime, dtime, cumul, & & klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, & & ocean, npas, nexca, debut, lafin, & & swdown, sollw, precip_rain, precip_snow, evap, tsurf, & & fluxlat, fluxsens, fder, albedo, taux, tauy, zmasq, & & tsurf_new, alb_new, pctsrf_new) ! else if (ocean == 'slab ') then ! call interfoce(nisurf) else ! lecture conditions limites call interfoce(itime, dtime, jour, & & klon, nisurf, knon, knindex, & & debut, & & tsurf_new, pctsrf_new) endif tsurf_temp = tsurf_new cal = 0. beta = 1. dif_grnd = 0. alb_neig(:) = 0. agesno(:) = 0. call calcul_fluxs( klon, knon, nisurf, dtime, & & tsurf_temp, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsurf, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l) fder_prev = fder fder = fder_prev + dflux_s + dflux_l iloc = maxloc(fder(1:klon)) if (check.and.fder(iloc(1))> 0.) then WRITE(*,*)'**** Debug fder****' WRITE(*,*)'max fder(',iloc(1),') = ',fder(iloc(1)) WRITE(*,*)'fder_prev, dflux_s, dflux_l',fder_prev(iloc(1)), & & dflux_s(iloc(1)), dflux_l(iloc(1)) endif !!$ !!$ where(fder.gt.0.) !!$ fder = 0. !!$ endwhere ! ! 2eme appel a interfoce pour le cumul des champs (en particulier ! fluxsens et fluxlat calcules dans calcul_fluxs) ! if (ocean == 'couple') then cumul = .true. call interfoce(itime, dtime, cumul, & & klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, & & ocean, npas, nexca, debut, lafin, & & swdown, sollw, precip_rain, precip_snow, evap, tsurf, & & fluxlat, fluxsens, fder, albedo, taux, tauy, zmasq, & & tsurf_new, alb_new, pctsrf_new) ! else if (ocean == 'slab ') then ! call interfoce(nisurf) endif ! ! calcul albedo ! if ( minval(rmu0) == maxval(rmu0) .and. minval(rmu0) == -999.999 ) then CALL alboc(FLOAT(jour),rlat,alb_eau) else ! cycle diurne CALL alboc_cd(rmu0,alb_eau) endif DO ii =1, knon alb_new(ii) = alb_eau(knindex(ii)) enddo z0_new = sqrt(rugos**2 + rugoro**2) alblw(1:knon) = alb_new(1:knon) ! else if (nisurf == is_sic) then if (check) write(*,*)'sea ice, nisurf = ',nisurf ! ! Surface "glace de mer" appel a l'interface avec l'ocean ! ! if (ocean == 'couple') then cumul =.false. iloc = maxloc(fder(1:klon)) if (check.and.fder(iloc(1))> 0.) then WRITE(*,*)'**** Debug fder ****' WRITE(*,*)'max fder(',iloc(1),') = ',fder(iloc(1)) endif !!$ !!$ where(fder.gt.0.) !!$ fder = 0. !!$ endwhere call interfoce(itime, dtime, cumul, & & klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, & & ocean, npas, nexca, debut, lafin, & & swdown, sollw, precip_rain, precip_snow, evap, tsurf, & & fluxlat, fluxsens, fder, albedo, taux, tauy, zmasq, & & tsurf_new, alb_new, pctsrf_new) tsurf_temp = tsurf_new cal = 0. dif_grnd = 0. beta = 1.0 ! else if (ocean == 'slab ') then ! call interfoce(nisurf) ELSE ! ! lecture conditions limites CALL interfoce(itime, dtime, jour, & & klon, nisurf, knon, knindex, & & debut, & & tsurf_new, pctsrf_new) !IM cf LF DO ii = 1, knon IF (pctsrf_new(ii,nisurf) < EPSFRA) then snow(ii) = 0.0 !IM cf LF/JLD tsurf(ii) = RTT - 1.8 tsurf_new(ii) = RTT - 1.8 IF (soil_model) tsoil(ii,:) = RTT -1.8 endif enddo CALL calbeta(dtime, nisurf, knon, snow, qsol, beta, capsol, dif_grnd) IF (soil_model) THEN !IM cf LF/JLD CALL soil(dtime, nisurf, knon,snow, tsurf, tsoil,soilcap, soilflux) CALL soil(dtime, nisurf, knon,snow, tsurf_new, tsoil,soilcap, soilflux) cal(1:knon) = RCPD / soilcap(1:knon) radsol(1:knon) = radsol(1:knon) + soilflux(1:knon) dif_grnd = 0. ELSE dif_grnd = 1.0 / tau_gl cal = RCPD * calice WHERE (snow > 0.0) cal = RCPD * calsno ENDIF tsurf_temp = tsurf beta = 1.0 ENDIF CALL calcul_fluxs( klon, knon, nisurf, dtime, & & tsurf_temp, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsurf, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l) !IM cf JP 12.02.03 ! DO i = 1, knon ! IF (pctsrf_new(i,nisurf) < EPSFRA) then ! snow(i) = 0.0 ! tsurf_new(i) = RTT - 1.8 ! IF (soil_model) tsoil(i,:) = RTT -1.8 ! endif ! enddo IF (ocean /= 'couple') THEN CALL fonte_neige( klon, knon, nisurf, dtime, & & tsurf_temp, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsol, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, & !IM cf JLD & fqcalving,ffonte) ! calcul albedo CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:)) WHERE (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0. zfra(1:knon) = MAX(0.0,MIN(1.0,snow(1:knon)/(snow(1:knon)+10.0))) alb_new(1 : knon) = alb_neig(1 : knon) *zfra(1:knon) + & & 0.6 * (1.0-zfra(1:knon)) !! alb_new(1 : knon) = 0.6 ENDIF fder_prev = fder fder = fder_prev + dflux_s + dflux_l iloc = maxloc(fder(1:klon)) if (check.and.fder(iloc(1))> 0.) then WRITE(*,*)'**** Debug fder ****' WRITE(*,*)'max fder(',iloc(1),') = ',fder(iloc(1)) WRITE(*,*)'fder_prev, dflux_s, dflux_l',fder_prev(iloc(1)), & & dflux_s(iloc(1)), dflux_l(iloc(1)) endif !!$ where(fder.gt.0.) !!$ fder = 0. !!$ endwhere ! ! 2eme appel a interfoce pour le cumul et le passage des flux a l'ocean ! if (ocean == 'couple') then cumul =.true. call interfoce(itime, dtime, cumul, & & klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, & & ocean, npas, nexca, debut, lafin, & & swdown, sollw, precip_rain, precip_snow, evap, tsurf, & & fluxlat, fluxsens, fder, albedo, taux, tauy, zmasq, & & tsurf_new, alb_new, pctsrf_new) ! else if (ocean == 'slab ') then ! call interfoce(nisurf) endif z0_new = 0.001 z0_new = SQRT(z0_new**2+rugoro**2) alblw(1:knon) = alb_new(1:knon) else if (nisurf == is_lic) then if (check) write(*,*)'glacier, nisurf = ',nisurf ! ! Surface "glacier continentaux" appel a l'interface avec le sol ! ! call interfsol(nisurf) IF (soil_model) THEN CALL soil(dtime, nisurf, knon, snow, tsurf, tsoil,soilcap, soilflux) cal(1:knon) = RCPD / soilcap(1:knon) radsol(1:knon) = radsol(1:knon) + soilflux(1:knon) ELSE cal = RCPD * calice WHERE (snow > 0.0) cal = RCPD * calsno ENDIF beta = 1.0 dif_grnd = 0.0 call calcul_fluxs( klon, knon, nisurf, dtime, & & tsurf, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsurf, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l) call fonte_neige( klon, knon, nisurf, dtime, & & tsurf, p1lay, cal, beta, tq_cdrag, ps, & & precip_rain, precip_snow, snow, qsol, & & radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, & !IM cf JLD & fqcalving,ffonte) ! ! calcul albedo ! CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:)) WHERE (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0. zfra(1:knon) = MAX(0.0,MIN(1.0,snow(1:knon)/(snow(1:knon)+10.0))) alb_new(1 : knon) = alb_neig(1 : knon)*zfra(1:knon) + & & 0.6 * (1.0-zfra(1:knon)) !IM cf FH/GK alb_new(1 : knon) = 0.6 ! alb_new(1 : knon) = 0.82 !IM cf JLD/ GK !IM: 211003 Ksta0.77 alb_new(1 : knon) = 0.77 !IM: KstaTER0.8 & LMD_ARMIP5 alb_new(1 : knon) = 0.8 !IM: KstaTER0.77 & LMD_ARMIP6 alb_new(1 : knon) = 0.77 ! ! Rugosite ! z0_new = rugoro ! ! Remplissage des pourcentages de surface ! pctsrf_new(:,nisurf) = pctsrf(:,nisurf) alblw(1:knon) = alb_new(1:knon) else write(*,*)'Index surface = ',nisurf abort_message = 'Index surface non valable' call abort_gcm(modname,abort_message,1) endif END SUBROUTINE interfsurf_hq ! !######################################################################### ! SUBROUTINE interfsurf_vent(nisurf, knon & & ) ! ! Cette routine sert d'aiguillage entre l'atmosphere et la surface en general ! (sols continentaux, oceans, glaces) pour les tensions de vents. ! En pratique l'interface se fait entre la couche limite du modele ! atmospherique (clmain.F) et les routines de surface (sechiba, oasis, ...) ! ! ! L.Fairhead 02/2000 ! ! input: ! nisurf index de la surface a traiter (1 = sol continental) ! knon nombre de points de la surface a traiter ! Parametres d'entree integer, intent(IN) :: nisurf integer, intent(IN) :: knon return END SUBROUTINE interfsurf_vent ! !######################################################################### ! SUBROUTINE interfsol(itime, klon, dtime, date0, nisurf, knon, & & knindex, rlon, rlat, cufi, cvfi, iim, jjm, pctsrf, & & debut, lafin, ok_veget, & & plev, u1_lay, v1_lay, temp_air, spechum, epot_air, ccanopy, & & tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, & & precip_rain, precip_snow, lwdown, swnet, swdown, & & tsurf, p1lay, ps, radsol, & & evap, fluxsens, fluxlat, & & tsol_rad, tsurf_new, alb_new, alblw, & & emis_new, z0_new, dflux_l, dflux_s, qsurf) USE intersurf ! Cette routine sert d'interface entre le modele atmospherique et le ! modele de sol continental. Appel a sechiba ! ! L. Fairhead 02/2000 ! ! input: ! itime numero du pas de temps ! klon nombre total de points de grille ! dtime pas de temps de la physique (en s) ! nisurf index de la surface a traiter (1 = sol continental) ! knon nombre de points de la surface a traiter ! knindex index des points de la surface a traiter ! rlon longitudes de la grille entiere ! rlat latitudes de la grille entiere ! pctsrf tableau des fractions de surface de chaque maille ! debut logical: 1er appel a la physique (lire les restart) ! lafin logical: dernier appel a la physique (ecrire les restart) ! ok_veget logical: appel ou non au schema de surface continental ! (si false calcul simplifie des fluxs sur les continents) ! plev hauteur de la premiere couche (Pa) ! u1_lay vitesse u 1ere couche ! v1_lay vitesse v 1ere couche ! temp_air temperature de l'air 1ere couche ! spechum humidite specifique 1ere couche ! epot_air temp pot de l'air ! ccanopy concentration CO2 canopee ! tq_cdrag cdrag ! petAcoef coeff. A de la resolution de la CL pour t ! peqAcoef coeff. A de la resolution de la CL pour q ! petBcoef coeff. B de la resolution de la CL pour t ! peqBcoef coeff. B de la resolution de la CL pour q ! precip_rain precipitation liquide ! precip_snow precipitation solide ! lwdown flux IR descendant a la surface ! swnet flux solaire net ! swdown flux solaire entrant a la surface ! tsurf temperature de surface ! p1lay pression 1er niveau (milieu de couche) ! ps pression au sol ! radsol rayonnement net aus sol (LW + SW) ! ! ! input/output ! run_off ruissellement total ! ! output: ! evap evaporation totale ! fluxsens flux de chaleur sensible ! fluxlat flux de chaleur latente ! tsol_rad ! tsurf_new temperature au sol ! alb_new albedo ! emis_new emissivite ! z0_new surface roughness ! qsurf air moisture at surface ! Parametres d'entree integer, intent(IN) :: itime integer, intent(IN) :: klon real, intent(IN) :: dtime real, intent(IN) :: date0 integer, intent(IN) :: nisurf integer, intent(IN) :: knon integer, intent(IN) :: iim, jjm integer, dimension(klon), intent(IN) :: knindex logical, intent(IN) :: debut, lafin, ok_veget real, dimension(klon,nbsrf), intent(IN) :: pctsrf real, dimension(klon), intent(IN) :: rlon, rlat real, dimension(klon), intent(IN) :: cufi, cvfi real, dimension(klon), intent(IN) :: plev real, dimension(klon), intent(IN) :: u1_lay, v1_lay real, dimension(klon), intent(IN) :: temp_air, spechum real, dimension(klon), intent(IN) :: epot_air, ccanopy real, dimension(klon), intent(INOUT) :: tq_cdrag real, dimension(klon), intent(IN) :: petAcoef, peqAcoef real, dimension(klon), intent(IN) :: petBcoef, peqBcoef real, dimension(klon), intent(IN) :: precip_rain, precip_snow real, dimension(klon), intent(IN) :: lwdown, swnet, swdown, ps !IM cf. JP +++ real, dimension(klon) :: swdown_vrai !IM cf. JP --- real, dimension(klon), intent(IN) :: tsurf, p1lay real, dimension(klon), intent(IN) :: radsol ! Parametres de sortie real, dimension(klon), intent(OUT):: evap, fluxsens, fluxlat, qsurf real, dimension(klon), intent(OUT):: tsol_rad, tsurf_new, alb_new, alblw real, dimension(klon), intent(OUT):: emis_new, z0_new real, dimension(klon), intent(OUT):: dflux_s, dflux_l ! Local ! integer :: ii, ij, jj, igrid, ireal, i, index, iglob integer :: error character (len = 20) :: modname = 'interfsol' character (len = 80) :: abort_message logical,save :: check = .FALSE. real, dimension(klon) :: cal, beta, dif_grnd, capsol ! type de couplage dans sechiba ! character (len=10) :: coupling = 'implicit' ! drapeaux controlant les appels dans SECHIBA ! type(control_type), save :: control_in ! Preserved albedo !IM cf. JP +++ real, allocatable, dimension(:), save :: albedo_keep, zlev !IM cf. JP --- ! coordonnees geographiques real, allocatable, dimension(:,:), save :: lalo ! pts voisins integer,allocatable, dimension(:,:), save :: neighbours ! fractions continents real,allocatable, dimension(:), save :: contfrac ! resolution de la grille real, allocatable, dimension (:,:), save :: resolution ! correspondance point n -> indices (i,j) integer, allocatable, dimension(:,:), save :: correspond ! offset pour calculer les point voisins integer, dimension(8,3), save :: off_ini integer, dimension(8), save :: offset ! Identifieurs des fichiers restart et histoire integer, save :: rest_id, hist_id integer, save :: rest_id_stom, hist_id_stom ! real, allocatable, dimension (:,:), save :: lon_scat, lat_scat logical, save :: lrestart_read = .true. , lrestart_write = .false. real, dimension(klon):: snow real, dimension(knon,2) :: albedo_out ! Pb de nomenclature real, dimension(klon) :: petA_orc, peqA_orc real, dimension(klon) :: petB_orc, peqB_orc ! Pb de correspondances de grilles integer, dimension(:), save, allocatable :: ig, jg integer :: indi, indj integer, dimension(klon) :: ktindex REAL, dimension(klon) :: bidule ! Essai cdrag real, dimension(klon) :: cdrag #include "temps.inc" #include "YOMCST.inc" if (check) write(*,*)'Entree ', modname if (check) write(*,*)'ok_veget = ',ok_veget ktindex(:) = knindex(:) + iim - 1 ! initialisation if (debut) then IF ( .NOT. allocated(albedo_keep)) THEN ALLOCATE(albedo_keep(klon)) ALLOCATE(zlev(klon)) ENDIF ! Pb de correspondances de grilles allocate(ig(klon)) allocate(jg(klon)) ig(1) = 1 jg(1) = 1 indi = 0 indj = 2 do igrid = 2, klon - 1 indi = indi + 1 if ( indi > iim) then indi = 1 indj = indj + 1 endif ig(igrid) = indi jg(igrid) = indj enddo ig(klon) = 1 jg(klon) = jjm + 1 ! ! Initialisation des offset ! ! offset bord ouest off_ini(1,1) = - iim ; off_ini(2,1) = - iim + 1; off_ini(3,1) = 1 off_ini(4,1) = iim + 1; off_ini(5,1) = iim ; off_ini(6,1) = 2 * iim - 1 off_ini(7,1) = iim -1 ; off_ini(8,1) = - 1 ! offset point normal off_ini(1,2) = - iim ; off_ini(2,2) = - iim + 1; off_ini(3,2) = 1 off_ini(4,2) = iim + 1; off_ini(5,2) = iim ; off_ini(6,2) = iim - 1 off_ini(7,2) = -1 ; off_ini(8,2) = - iim - 1 ! offset bord est off_ini(1,3) = - iim; off_ini(2,3) = - 2 * iim + 1; off_ini(3,3) = - iim + 1 off_ini(4,3) = 1 ; off_ini(5,3) = iim ; off_ini(6,3) = iim - 1 off_ini(7,3) = -1 ; off_ini(8,3) = - iim - 1 ! ! Initialisation des correspondances point -> indices i,j ! if (( .not. allocated(correspond))) then allocate(correspond(iim,jjm+1), stat = error) if (error /= 0) then abort_message='Pb allocation correspond' call abort_gcm(modname,abort_message,1) endif endif ! ! Attention aux poles ! do igrid = 1, knon index = ktindex(igrid) jj = int((index - 1)/iim) + 1 ij = index - (jj - 1) * iim correspond(ij,jj) = igrid enddo ! Allouer et initialiser le tableau de coordonnees du sol ! if ((.not. allocated(lalo))) then allocate(lalo(knon,2), stat = error) if (error /= 0) then abort_message='Pb allocation lalo' call abort_gcm(modname,abort_message,1) endif endif if ((.not. allocated(lon_scat))) then allocate(lon_scat(iim,jjm+1), stat = error) if (error /= 0) then abort_message='Pb allocation lon_scat' call abort_gcm(modname,abort_message,1) endif endif if ((.not. allocated(lat_scat))) then allocate(lat_scat(iim,jjm+1), stat = error) if (error /= 0) then abort_message='Pb allocation lat_scat' call abort_gcm(modname,abort_message,1) endif endif lon_scat = 0. lat_scat = 0. do igrid = 1, knon index = knindex(igrid) lalo(igrid,2) = rlon(index) lalo(igrid,1) = rlat(index) ij = index - int((index-1)/iim)*iim - 1 jj = 2 + int((index-1)/iim) if (mod(index,iim) == 1 ) then jj = 1 + int((index-1)/iim) ij = iim endif ! lon_scat(ij,jj) = rlon(index) ! lat_scat(ij,jj) = rlat(index) enddo index = 1 do jj = 2, jjm do ij = 1, iim index = index + 1 lon_scat(ij,jj) = rlon(index) lat_scat(ij,jj) = rlat(index) enddo enddo lon_scat(:,1) = lon_scat(:,2) lat_scat(:,1) = rlat(1) lon_scat(:,jjm+1) = lon_scat(:,2) lat_scat(:,jjm+1) = rlat(klon) ! Pb de correspondances de grilles! ! do igrid = 1, knon ! index = ktindex(igrid) ! ij = ig(index) ! jj = jg(index) ! lon_scat(ij,jj) = rlon(index) ! lat_scat(ij,jj) = rlat(index) ! enddo ! ! Allouer et initialiser le tableau des voisins et des fraction de continents ! if ( (.not.allocated(neighbours))) THEN allocate(neighbours(knon,8), stat = error) if (error /= 0) then abort_message='Pb allocation neighbours' call abort_gcm(modname,abort_message,1) endif endif neighbours = -1. if (( .not. allocated(contfrac))) then allocate(contfrac(knon), stat = error) if (error /= 0) then abort_message='Pb allocation contfrac' call abort_gcm(modname,abort_message,1) endif endif do igrid = 1, knon ireal = knindex(igrid) contfrac(igrid) = pctsrf(ireal,is_ter) enddo do igrid = 1, knon iglob = ktindex(igrid) if (mod(iglob, iim) == 1) then offset = off_ini(:,1) else if(mod(iglob, iim) == 0) then offset = off_ini(:,3) else offset = off_ini(:,2) endif do i = 1, 8 index = iglob + offset(i) ireal = (min(max(1, index - iim + 1), klon)) if (pctsrf(ireal, is_ter) > EPSFRA) then jj = int((index - 1)/iim) + 1 ij = index - (jj - 1) * iim neighbours(igrid, i) = correspond(ij, jj) endif enddo enddo ! ! Allocation et calcul resolutions IF ( (.NOT.ALLOCATED(resolution))) THEN ALLOCATE(resolution(knon,2), stat = error) if (error /= 0) then abort_message='Pb allocation resolution' call abort_gcm(modname,abort_message,1) endif ENDIF do igrid = 1, knon ij = knindex(igrid) resolution(igrid,1) = cufi(ij) resolution(igrid,2) = cvfi(ij) enddo endif ! (fin debut) ! ! Appel a la routine sols continentaux ! if (lafin) lrestart_write = .true. if (check) write(*,*)'lafin ',lafin,lrestart_write petA_orc = petBcoef * dtime petB_orc = petAcoef peqA_orc = peqBcoef * dtime peqB_orc = peqAcoef cdrag = 0. cdrag(1:knon) = tq_cdrag(1:knon) !IM cf. JP +++ ! zlev(1:knon) = (100.*plev(1:knon))/((ps(1:knon)/287.05*temp_air(1:knon))*9.80665) zlev(1:knon) = (100.*plev(1:knon))/((ps(1:knon)/RD*temp_air(1:knon))*RG) !IM cf. JP --- ! PF et PASB ! where(cdrag > 0.01) ! cdrag = 0.01 ! endwhere ! write(*,*)'Cdrag = ',minval(cdrag),maxval(cdrag) ! ! Init Orchidee ! if (debut) then call intersurf_main (itime+itau_phy-1, iim, jjm+1, knon, ktindex, dtime, & & lrestart_read, lrestart_write, lalo, & & contfrac, neighbours, resolution, date0, & & zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, & & cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, & & precip_rain, precip_snow, lwdown, swnet, swdown, ps, & & evap, fluxsens, fluxlat, coastalflow, riverflow, & & tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, & & lon_scat, lat_scat) !IM cf. JP +++ albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2. !IM cf. JP --- endif !IM cf. JP +++ swdown_vrai(1:knon) = swnet(1:knon)/(1. - albedo_keep(1:knon)) !IM cf. JP --- call intersurf_main (itime+itau_phy, iim, jjm+1, knon, ktindex, dtime, & & lrestart_read, lrestart_write, lalo, & & contfrac, neighbours, resolution, date0, & & zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, & & cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, & !IM cf. JP +++ & precip_rain, precip_snow, lwdown, swnet, swdown_vrai, ps, & !IM cf. JP --- & evap, fluxsens, fluxlat, coastalflow, riverflow, & & tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, & & lon_scat, lat_scat) !IM cf. JP +++ !IM BUG BUG BUG albedo_keep(:) = (albedo_out(:,1)+albedo_out(:,2))/2. albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2. !IM cf. JP --- bidule=0. bidule(1:knon)=riverflow(1:knon) call gath2cpl(bidule, tmp_rriv, klon, knon,iim,jjm,knindex) bidule=0. bidule(1:knon)=coastalflow(1:knon) call gath2cpl(bidule, tmp_rcoa, klon, knon,iim,jjm,knindex) alb_new(1:knon) = albedo_out(1:knon,1) alblw(1:knon) = albedo_out(1:knon,2) ! Convention orchidee: positif vers le haut fluxsens(1:knon) = -1. * fluxsens(1:knon) fluxlat(1:knon) = -1. * fluxlat(1:knon) ! evap = -1. * evap if (debut) lrestart_read = .false. END SUBROUTINE interfsol ! !######################################################################### ! SUBROUTINE interfoce_cpl(itime, dtime, cumul, & & klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, & & ocean, npas, nexca, debut, lafin, & & swdown, lwdown, precip_rain, precip_snow, evap, tsurf, & & fluxlat, fluxsens, fder, albsol, taux, tauy, zmasq, & & tsurf_new, alb_new, pctsrf_new) ! Cette routine sert d'interface entre le modele atmospherique et un ! coupleur avec un modele d'ocean 'complet' derriere ! ! Le modele de glace qu'il est prevu d'utiliser etant couple directement a ! l'ocean presentement, on va passer deux fois dans cette routine par pas de ! temps physique, une fois avec les points oceans et l'autre avec les points ! glace. A chaque pas de temps de couplage, la lecture des champs provenant ! du coupleur se fera "dans" l'ocean et l'ecriture des champs a envoyer ! au coupleur "dans" la glace. Il faut donc des tableaux de travail "tampons" ! dimensionnes sur toute la grille qui remplissent les champs sur les ! domaines ocean/glace quand il le faut. Il est aussi necessaire que l'index ! ocean soit traiter avant l'index glace (sinon tout intervertir) ! ! ! L. Fairhead 02/2000 ! ! input: ! itime numero du pas de temps ! iim, jjm nbres de pts de grille ! dtime pas de temps de la physique ! klon nombre total de points de grille ! nisurf index de la surface a traiter (1 = sol continental) ! pctsrf tableau des fractions de surface de chaque maille ! knon nombre de points de la surface a traiter ! knindex index des points de la surface a traiter ! rlon longitudes ! rlat latitudes ! debut logical: 1er appel a la physique ! lafin logical: dernier appel a la physique ! ocean type d'ocean ! nexca frequence de couplage ! swdown flux solaire entrant a la surface ! lwdown flux IR net a la surface ! precip_rain precipitation liquide ! precip_snow precipitation solide ! evap evaporation ! tsurf temperature de surface ! fder derivee dF/dT ! albsol albedo du sol (coherent avec swdown) ! taux tension de vent en x ! tauy tension de vent en y ! nexca frequence de couplage ! zmasq masque terre/ocean ! ! ! output: ! tsurf_new temperature au sol ! alb_new albedo ! pctsrf_new nouvelle repartition des surfaces ! alb_ice albedo de la glace ! ! Parametres d'entree integer, intent(IN) :: itime integer, intent(IN) :: iim, jjm real, intent(IN) :: dtime integer, intent(IN) :: klon integer, intent(IN) :: nisurf integer, intent(IN) :: knon real, dimension(klon,nbsrf), intent(IN) :: pctsrf integer, dimension(klon), intent(in) :: knindex logical, intent(IN) :: debut, lafin real, dimension(klon), intent(IN) :: rlon, rlat character (len = 6) :: ocean real, dimension(klon), intent(IN) :: lwdown, swdown real, dimension(klon), intent(IN) :: precip_rain, precip_snow real, dimension(klon), intent(IN) :: tsurf, fder, albsol, taux, tauy INTEGER :: nexca, npas, kstep real, dimension(klon), intent(IN) :: zmasq real, dimension(klon), intent(IN) :: fluxlat, fluxsens logical, intent(IN) :: cumul real, dimension(klon), intent(INOUT) :: evap ! Parametres de sortie real, dimension(klon), intent(OUT):: tsurf_new, alb_new real, dimension(klon,nbsrf), intent(OUT) :: pctsrf_new ! Variables locales integer :: j, error, sum_error, ig, cpl_index,i character (len = 20) :: modname = 'interfoce_cpl' character (len = 80) :: abort_message logical,save :: check = .FALSE. ! variables pour moyenner les variables de couplage real, allocatable, dimension(:,:),save :: cpl_sols, cpl_nsol, cpl_rain real, allocatable, dimension(:,:),save :: cpl_snow, cpl_evap, cpl_tsol real, allocatable, dimension(:,:),save :: cpl_fder, cpl_albe, cpl_taux !!$PB real, allocatable, dimension(:,:),save :: cpl_tauy, cpl_rriv, cpl_rcoa real, allocatable, dimension(:,:),save :: cpl_tauy real, allocatable, dimension(:,:),save :: cpl_rriv, cpl_rcoa !!$ ! variables tampons avant le passage au coupleur real, allocatable, dimension(:,:,:),save :: tmp_sols, tmp_nsol, tmp_rain real, allocatable, dimension(:,:,:),save :: tmp_snow, tmp_evap, tmp_tsol real, allocatable, dimension(:,:,:),save :: tmp_fder, tmp_albe, tmp_taux !!$ real, allocatable, dimension(:,:,:),save :: tmp_tauy, tmp_rriv, tmp_rcoa REAL, ALLOCATABLE, DIMENSION(:,:,:),SAVE :: tmp_tauy ! variables a passer au coupleur real, dimension(iim, jjm+1) :: wri_sol_ice, wri_sol_sea, wri_nsol_ice real, dimension(iim, jjm+1) :: wri_nsol_sea, wri_fder_ice, wri_evap_ice REAL, DIMENSION(iim, jjm+1) :: wri_evap_sea, wri_rcoa, wri_rriv REAL, DIMENSION(iim, jjm+1) :: wri_rain, wri_snow, wri_taux, wri_tauy REAL, DIMENSION(iim, jjm+1) :: wri_calv REAL, DIMENSION(iim, jjm+1) :: wri_tauxx, wri_tauyy, wri_tauzz REAL, DIMENSION(iim, jjm+1) :: tmp_lon, tmp_lat ! variables relues par le coupleur ! read_sic = fraction de glace ! read_sit = temperature de glace real, allocatable, dimension(:,:),save :: read_sst, read_sic, read_sit real, allocatable, dimension(:,:),save :: read_alb_sic ! variable tampon real, dimension(klon) :: tamp_sic ! sauvegarde des fractions de surface d'un pas de temps a l'autre apres ! l'avoir lu real, allocatable,dimension(:,:),save :: pctsrf_sav real, dimension(iim, jjm+1, 2) :: tamp_srf integer, allocatable, dimension(:), save :: tamp_ind real, allocatable, dimension(:,:),save :: tamp_zmasq real, dimension(iim, jjm+1) :: deno integer :: idtime integer, allocatable,dimension(:),save :: unity ! logical, save :: first_appel = .true. logical,save :: print !maf ! variables pour avoir une sortie IOIPSL des champs echanges CHARACTER*80,SAVE :: clintocplnam, clfromcplnam INTEGER, SAVE :: jf,nhoridct,nidct INTEGER, SAVE :: nhoridcs,nidcs INTEGER :: ndexct(iim*(jjm+1)),ndexcs(iim*(jjm+1)) REAL :: zx_lon(iim,jjm+1), zx_lat(iim,jjm+1), zjulian integer :: idayref, itau_w #include "param_cou.h" #include "inc_cpl.h" #include "temps.inc" ! ! Initialisation ! if (check) write(*,*)'Entree ',modname,'nisurf = ',nisurf if (first_appel) then error = 0 allocate(unity(klon), stat = error) if ( error /=0) then abort_message='Pb allocation variable unity' call abort_gcm(modname,abort_message,1) endif allocate(pctsrf_sav(klon,nbsrf), stat = error) if ( error /=0) then abort_message='Pb allocation variable pctsrf_sav' call abort_gcm(modname,abort_message,1) endif pctsrf_sav = 0. do ig = 1, klon unity(ig) = ig enddo sum_error = 0 allocate(cpl_sols(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_nsol(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_rain(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_snow(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_evap(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_tsol(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_fder(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_albe(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_taux(klon,2), stat = error); sum_error = sum_error + error allocate(cpl_tauy(klon,2), stat = error); sum_error = sum_error + error !!$PB !!$ allocate(cpl_rcoa(klon,2), stat = error); sum_error = sum_error + error !!$ allocate(cpl_rriv(klon,2), stat = error); sum_error = sum_error + error ALLOCATE(cpl_rriv(iim,jjm+1), stat=error); sum_error = sum_error + error ALLOCATE(cpl_rcoa(iim,jjm+1), stat=error); sum_error = sum_error + error !! allocate(read_sst(iim, jjm+1), stat = error); sum_error = sum_error + error allocate(read_sic(iim, jjm+1), stat = error); sum_error = sum_error + error allocate(read_sit(iim, jjm+1), stat = error); sum_error = sum_error + error allocate(read_alb_sic(iim, jjm+1), stat = error); sum_error = sum_error + error if (sum_error /= 0) then abort_message='Pb allocation variables couplees' call abort_gcm(modname,abort_message,1) endif cpl_sols = 0.; cpl_nsol = 0.; cpl_rain = 0.; cpl_snow = 0. cpl_evap = 0.; cpl_tsol = 0.; cpl_fder = 0.; cpl_albe = 0. cpl_taux = 0.; cpl_tauy = 0.; cpl_rriv = 0.; cpl_rcoa = 0. sum_error = 0 allocate(tamp_ind(klon), stat = error); sum_error = sum_error + error allocate(tamp_zmasq(iim, jjm+1), stat = error); sum_error = sum_error + error do ig = 1, klon tamp_ind(ig) = ig enddo call gath2cpl(zmasq, tamp_zmasq, klon, klon, iim, jjm, tamp_ind) ! ! initialisation couplage ! idtime = int(dtime) call inicma(npas , nexca, idtime,(jjm+1)*iim) ! ! initialisation sorties netcdf ! idayref = day_ini CALL ymds2ju(annee_ref, 1, idayref, 0.0, zjulian) CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlon,zx_lon) DO i = 1, iim zx_lon(i,1) = rlon(i+1) zx_lon(i,jjm+1) = rlon(i+1) ENDDO CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlat,zx_lat) clintocplnam="cpl_atm_tauflx" CALL histbeg(clintocplnam, iim,zx_lon(:,1),jjm+1,zx_lat(1,:),1,iim,1,jjm+1, & & itau_phy,zjulian,dtime,nhoridct,nidct) ! no vertical axis CALL histdef(nidct, 'tauxe','tauxe', & & "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime) CALL histdef(nidct, 'tauyn','tauyn', & & "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime) CALL histdef(nidct, 'tmp_lon','tmp_lon', & & "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime) CALL histdef(nidct, 'tmp_lat','tmp_lat', & & "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime) DO jf=1,jpflda2o1 + jpflda2o2 CALL histdef(nidct, cl_writ(jf),cl_writ(jf), & & "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime) END DO CALL histend(nidct) CALL histsync(nidct) clfromcplnam="cpl_atm_sst" CALL histbeg(clfromcplnam, iim,zx_lon(:,1),jjm+1,zx_lat(1,:),1,iim,1,jjm+1, & & 0,zjulian,dtime,nhoridcs,nidcs) ! no vertical axis DO jf=1,jpfldo2a CALL histdef(nidcs, cl_read(jf),cl_read(jf), & & "-",iim, jjm+1, nhoridcs, 1, 1, 1, -99, 32, "inst", dtime,dtime) END DO CALL histend(nidcs) CALL histsync(nidcs) ! pour simuler la fonte des glaciers antarctiques ! surf_maille = (4. * rpi * ra**2) / (iim * (jjm +1)) ALLOCATE(coeff_iceberg(iim,jjm+1), stat=error) if (error /= 0) then abort_message='Pb allocation variable coeff_iceberg' call abort_gcm(modname,abort_message,1) endif open (12,file='flux_iceberg',form='formatted',status='old') read (12,*) coeff_iceberg close (12) num_antarctic = max(1, count(coeff_iceberg > 0)) first_appel = .false. endif ! fin if (first_appel) ! Initialisations ! calcul des fluxs a passer cpl_index = 1 if (nisurf == is_sic) cpl_index = 2 if (cumul) then if (check) write(*,*) modname, 'cumul des champs' do ig = 1, knon cpl_sols(ig,cpl_index) = cpl_sols(ig,cpl_index) & & + swdown(ig) / FLOAT(nexca) cpl_nsol(ig,cpl_index) = cpl_nsol(ig,cpl_index) & & + (lwdown(ig) + fluxlat(ig) +fluxsens(ig))& & / FLOAT(nexca) cpl_rain(ig,cpl_index) = cpl_rain(ig,cpl_index) & & + precip_rain(ig) / FLOAT(nexca) cpl_snow(ig,cpl_index) = cpl_snow(ig,cpl_index) & & + precip_snow(ig) / FLOAT(nexca) cpl_evap(ig,cpl_index) = cpl_evap(ig,cpl_index) & & + evap(ig) / FLOAT(nexca) cpl_tsol(ig,cpl_index) = cpl_tsol(ig,cpl_index) & & + tsurf(ig) / FLOAT(nexca) cpl_fder(ig,cpl_index) = cpl_fder(ig,cpl_index) & & + fder(ig) / FLOAT(nexca) cpl_albe(ig,cpl_index) = cpl_albe(ig,cpl_index) & & + albsol(ig) / FLOAT(nexca) cpl_taux(ig,cpl_index) = cpl_taux(ig,cpl_index) & & + taux(ig) / FLOAT(nexca) cpl_tauy(ig,cpl_index) = cpl_tauy(ig,cpl_index) & & + tauy(ig) / FLOAT(nexca) !!$ cpl_rriv(ig,cpl_index) = cpl_rriv(ig,cpl_index) & !!$ & + riverflow(ig) / FLOAT(nexca)/dtime !!$ cpl_rcoa(ig,cpl_index) = cpl_rcoa(ig,cpl_index) & !!$ & + coastalflow(ig) / FLOAT(nexca)/dtime enddo IF (cpl_index .EQ. 1) THEN cpl_rriv(:,:) = cpl_rriv(:,:) + tmp_rriv(:,:) / FLOAT(nexca) cpl_rcoa(:,:) = cpl_rcoa(:,:) + tmp_rcoa(:,:) / FLOAT(nexca) ENDIF endif if (mod(itime, nexca) == 1) then ! ! Demande des champs au coupleur ! ! Si le domaine considere est l'ocean, on lit les champs venant du coupleur ! if (nisurf == is_oce .and. .not. cumul) then if (check) write(*,*)'rentree fromcpl, itime-1 = ',itime-1 call fromcpl(itime-1,(jjm+1)*iim, & & read_sst, read_sic, read_sit, read_alb_sic) ! ! sorties NETCDF des champs recus ! ndexcs(:)=0 itau_w = itau_phy + itime CALL histwrite(nidcs,cl_read(1),itau_w,read_sst,iim*(jjm+1),ndexcs) CALL histwrite(nidcs,cl_read(2),itau_w,read_sic,iim*(jjm+1),ndexcs) CALL histwrite(nidcs,cl_read(3),itau_w,read_alb_sic,iim*(jjm+1),ndexcs) CALL histwrite(nidcs,cl_read(4),itau_w,read_sit,iim*(jjm+1),ndexcs) CALL histsync(nidcs) ! pas utile IF (npas-itime.LT.nexca )CALL histclo(nidcs) do j = 1, jjm + 1 do ig = 1, iim if (abs(1. - read_sic(ig,j)) < 0.00001) then read_sst(ig,j) = RTT - 1.8 read_sit(ig,j) = read_sit(ig,j) / read_sic(ig,j) read_alb_sic(ig,j) = read_alb_sic(ig,j) / read_sic(ig,j) else if (abs(read_sic(ig,j)) < 0.00001) then read_sst(ig,j) = read_sst(ig,j) / (1. - read_sic(ig,j)) read_sit(ig,j) = read_sst(ig,j) read_alb_sic(ig,j) = 0.6 else read_sst(ig,j) = read_sst(ig,j) / (1. - read_sic(ig,j)) read_sit(ig,j) = read_sit(ig,j) / read_sic(ig,j) read_alb_sic(ig,j) = read_alb_sic(ig,j) / read_sic(ig,j) endif enddo enddo ! ! transformer read_sic en pctsrf_sav ! call cpl2gath(read_sic, tamp_sic , klon, klon,iim,jjm, unity) do ig = 1, klon IF (pctsrf(ig,is_oce) > epsfra .OR. & & pctsrf(ig,is_sic) > epsfra) THEN pctsrf_sav(ig,is_sic) = (pctsrf(ig,is_oce) + pctsrf(ig,is_sic)) & & * tamp_sic(ig) pctsrf_sav(ig,is_oce) = (pctsrf(ig,is_oce) + pctsrf(ig,is_sic)) & & - pctsrf_sav(ig,is_sic) endif enddo ! ! Pour rattraper des erreurs d'arrondis ! where (abs(pctsrf_sav(:,is_sic)) .le. 2.*epsilon(pctsrf_sav(1,is_sic))) pctsrf_sav(:,is_sic) = 0. pctsrf_sav(:,is_oce) = pctsrf(:,is_oce) + pctsrf(:,is_sic) endwhere where (abs(pctsrf_sav(:,is_oce)) .le. 2.*epsilon(pctsrf_sav(1,is_oce))) pctsrf_sav(:,is_sic) = pctsrf(:,is_oce) + pctsrf(:,is_sic) pctsrf_sav(:,is_oce) = 0. endwhere if (minval(pctsrf_sav(:,is_oce)) < 0.) then write(*,*)'Pb fraction ocean inferieure a 0' write(*,*)'au point ',minloc(pctsrf_sav(:,is_oce)) write(*,*)'valeur = ',minval(pctsrf_sav(:,is_oce)) abort_message = 'voir ci-dessus' call abort_gcm(modname,abort_message,1) endif if (minval(pctsrf_sav(:,is_sic)) < 0.) then write(*,*)'Pb fraction glace inferieure a 0' write(*,*)'au point ',minloc(pctsrf_sav(:,is_sic)) write(*,*)'valeur = ',minval(pctsrf_sav(:,is_sic)) abort_message = 'voir ci-dessus' call abort_gcm(modname,abort_message,1) endif endif endif ! fin mod(itime, nexca) == 1 if (mod(itime, nexca) == 0) then ! ! allocation memoire if (nisurf == is_oce .and. (.not. cumul) ) then sum_error = 0 allocate(tmp_sols(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_nsol(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_rain(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_snow(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_evap(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_tsol(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_fder(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_albe(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_taux(iim,jjm+1,2), stat=error); sum_error = sum_error + error allocate(tmp_tauy(iim,jjm+1,2), stat=error); sum_error = sum_error + error !!$ allocate(tmp_rriv(iim,jjm+1,2), stat=error); sum_error = sum_error + error !!$ allocate(tmp_rcoa(iim,jjm+1,2), stat=error); sum_error = sum_error + error if (sum_error /= 0) then abort_message='Pb allocation variables couplees pour l''ecriture' call abort_gcm(modname,abort_message,1) endif endif ! ! Mise sur la bonne grille des champs a passer au coupleur ! cpl_index = 1 if (nisurf == is_sic) cpl_index = 2 call gath2cpl(cpl_sols(1,cpl_index), tmp_sols(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_nsol(1,cpl_index), tmp_nsol(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_rain(1,cpl_index), tmp_rain(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_snow(1,cpl_index), tmp_snow(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_evap(1,cpl_index), tmp_evap(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_tsol(1,cpl_index), tmp_tsol(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_fder(1,cpl_index), tmp_fder(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_albe(1,cpl_index), tmp_albe(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_taux(1,cpl_index), tmp_taux(1,1,cpl_index), klon, knon,iim,jjm, knindex) call gath2cpl(cpl_tauy(1,cpl_index), tmp_tauy(1,1,cpl_index), klon, knon,iim,jjm, knindex) !!$ call gath2cpl(cpl_rriv(1,cpl_index), tmp_rriv(1,1,cpl_index), klon, knon,iim,jjm, knindex) !!$ call gath2cpl(cpl_rcoa(1,cpl_index), tmp_rcoa(1,1,cpl_index), klon, knon,iim,jjm, knindex) ! ! Si le domaine considere est la banquise, on envoie les champs au coupleur ! if (nisurf == is_sic .and. cumul) then wri_rain = 0.; wri_snow = 0.; wri_rcoa = 0.; wri_rriv = 0. wri_taux = 0.; wri_tauy = 0. call gath2cpl(pctsrf(1,is_oce), tamp_srf(1,1,1), klon, klon, iim, jjm, tamp_ind) call gath2cpl(pctsrf(1,is_sic), tamp_srf(1,1,2), klon, klon, iim, jjm, tamp_ind) wri_sol_ice = tmp_sols(:,:,2) wri_sol_sea = tmp_sols(:,:,1) wri_nsol_ice = tmp_nsol(:,:,2) wri_nsol_sea = tmp_nsol(:,:,1) wri_fder_ice = tmp_fder(:,:,2) wri_evap_ice = tmp_evap(:,:,2) wri_evap_sea = tmp_evap(:,:,1) !!$PB wri_rriv = cpl_rriv(:,:) wri_rcoa = cpl_rcoa(:,:) where (tamp_zmasq /= 1.) deno = tamp_srf(:,:,1) + tamp_srf(:,:,2) wri_rain = tmp_rain(:,:,1) * tamp_srf(:,:,1) / deno + & & tmp_rain(:,:,2) * tamp_srf(:,:,2) / deno wri_snow = tmp_snow(:,:,1) * tamp_srf(:,:,1) / deno + & & tmp_snow(:,:,2) * tamp_srf(:,:,2) / deno !!$PB !!$ wri_rriv = tmp_rriv(:,:,1) * tamp_srf(:,:,1) / deno + & !!$ & tmp_rriv(:,:,2) * tamp_srf(:,:,2) / deno !!$ wri_rcoa = tmp_rcoa(:,:,1) * tamp_srf(:,:,1) / deno + & !!$ & tmp_rcoa(:,:,2) * tamp_srf(:,:,2) / deno wri_taux = tmp_taux(:,:,1) * tamp_srf(:,:,1) / deno + & & tmp_taux(:,:,2) * tamp_srf(:,:,2) / deno wri_tauy = tmp_tauy(:,:,1) * tamp_srf(:,:,1) / deno + & & tmp_tauy(:,:,2) * tamp_srf(:,:,2) / deno endwhere ! ! pour simuler la fonte des glaciers antarctiques ! !$$$ wri_rain = wri_rain & !$$$ & + coeff_iceberg * cte_flux_iceberg / (num_antarctic * surf_maille) wri_calv = coeff_iceberg * cte_flux_iceberg / (num_antarctic * surf_maille) ! ! on passe les coordonnées de la grille ! CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlon,tmp_lon) CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlat,tmp_lat) DO i = 1, iim tmp_lon(i,1) = rlon(i+1) tmp_lon(i,jjm + 1) = rlon(i+1) ENDDO ! ! sortie netcdf des champs pour le changement de repere ! ndexct(:)=0 CALL histwrite(nidct,'tauxe',itau_w,wri_taux,iim*(jjm+1),ndexct) CALL histwrite(nidct,'tauyn',itau_w,wri_tauy,iim*(jjm+1),ndexct) CALL histwrite(nidct,'tmp_lon',itau_w,tmp_lon,iim*(jjm+1),ndexct) CALL histwrite(nidct,'tmp_lat',itau_w,tmp_lat,iim*(jjm+1),ndexct) ! ! calcul 3 coordonnées du vent ! CALL atm2geo (iim , jjm + 1, wri_taux, wri_tauy, tmp_lon, tmp_lat, & & wri_tauxx, wri_tauyy, wri_tauzz ) ! ! sortie netcdf des champs apres changement de repere et juste avant ! envoi au coupleur ! CALL histwrite(nidct,cl_writ(1),itau_w,wri_sol_ice,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(2),itau_w,wri_sol_sea,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(3),itau_w,wri_nsol_ice,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(4),itau_w,wri_nsol_sea,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(5),itau_w,wri_fder_ice,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(6),itau_w,wri_evap_ice,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(7),itau_w,wri_evap_sea,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(8),itau_w,wri_rain,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(9),itau_w,wri_snow,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(10),itau_w,wri_rcoa,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(11),itau_w,wri_rriv,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(12),itau_w,wri_calv,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(13),itau_w,wri_tauxx,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(14),itau_w,wri_tauyy,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(15),itau_w,wri_tauzz,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(16),itau_w,wri_tauxx,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(17),itau_w,wri_tauyy,iim*(jjm+1),ndexct) CALL histwrite(nidct,cl_writ(18),itau_w,wri_tauzz,iim*(jjm+1),ndexct) CALL histsync(nidct) ! pas utile IF (lafin) CALL histclo(nidct) call intocpl(itime, (jjm+1)*iim, wri_sol_ice, wri_sol_sea, wri_nsol_ice,& & wri_nsol_sea, wri_fder_ice, wri_evap_ice, wri_evap_sea, wri_rain, & & wri_snow, wri_rcoa, wri_rriv, wri_calv, wri_tauxx, wri_tauyy, & & wri_tauzz, wri_tauxx, wri_tauyy, wri_tauzz,lafin ) ! cpl_sols = 0.; cpl_nsol = 0.; cpl_rain = 0.; cpl_snow = 0. cpl_evap = 0.; cpl_tsol = 0.; cpl_fder = 0.; cpl_albe = 0. cpl_taux = 0.; cpl_tauy = 0.; cpl_rriv = 0.; cpl_rcoa = 0. ! ! deallocation memoire variables temporaires ! sum_error = 0 deallocate(tmp_sols, stat=error); sum_error = sum_error + error deallocate(tmp_nsol, stat=error); sum_error = sum_error + error deallocate(tmp_rain, stat=error); sum_error = sum_error + error deallocate(tmp_snow, stat=error); sum_error = sum_error + error deallocate(tmp_evap, stat=error); sum_error = sum_error + error deallocate(tmp_fder, stat=error); sum_error = sum_error + error deallocate(tmp_tsol, stat=error); sum_error = sum_error + error deallocate(tmp_albe, stat=error); sum_error = sum_error + error deallocate(tmp_taux, stat=error); sum_error = sum_error + error deallocate(tmp_tauy, stat=error); sum_error = sum_error + error !!$PB !!$ deallocate(tmp_rriv, stat=error); sum_error = sum_error + error !!$ deallocate(tmp_rcoa, stat=error); sum_error = sum_error + error if (sum_error /= 0) then abort_message='Pb deallocation variables couplees' call abort_gcm(modname,abort_message,1) endif endif endif ! fin (mod(itime, nexca) == 0) ! ! on range les variables lues/sauvegardees dans les bonnes variables de sortie ! if (nisurf == is_oce) then call cpl2gath(read_sst, tsurf_new, klon, knon,iim,jjm, knindex) else if (nisurf == is_sic) then call cpl2gath(read_sit, tsurf_new, klon, knon,iim,jjm, knindex) call cpl2gath(read_alb_sic, alb_new, klon, knon,iim,jjm, knindex) endif pctsrf_new(:,nisurf) = pctsrf_sav(:,nisurf) ! if (lafin) call quitcpl END SUBROUTINE interfoce_cpl ! !######################################################################### ! SUBROUTINE interfoce_slab(nisurf) ! Cette routine sert d'interface entre le modele atmospherique et un ! modele de 'slab' ocean ! ! L. Fairhead 02/2000 ! ! input: ! nisurf index de la surface a traiter (1 = sol continental) ! ! output: ! ! Parametres d'entree integer, intent(IN) :: nisurf END SUBROUTINE interfoce_slab ! !######################################################################### ! SUBROUTINE interfoce_lim(itime, dtime, jour, & & klon, nisurf, knon, knindex, & & debut, & & lmt_sst, pctsrf_new) ! Cette routine sert d'interface entre le modele atmospherique et un fichier ! de conditions aux limites ! ! L. Fairhead 02/2000 ! ! input: ! itime numero du pas de temps courant ! dtime pas de temps de la physique (en s) ! jour jour a lire dans l'annee ! nisurf index de la surface a traiter (1 = sol continental) ! knon nombre de points dans le domaine a traiter ! knindex index des points de la surface a traiter ! klon taille de la grille ! debut logical: 1er appel a la physique (initialisation) ! ! output: ! lmt_sst SST lues dans le fichier de CL ! pctsrf_new sous-maille fractionnelle ! ! Parametres d'entree integer, intent(IN) :: itime real , intent(IN) :: dtime integer, intent(IN) :: jour integer, intent(IN) :: nisurf integer, intent(IN) :: knon integer, intent(IN) :: klon integer, dimension(klon), intent(in) :: knindex logical, intent(IN) :: debut ! Parametres de sortie real, intent(out), dimension(klon) :: lmt_sst real, intent(out), dimension(klon,nbsrf) :: pctsrf_new ! Variables locales integer :: ii INTEGER,save :: lmt_pas ! frequence de lecture des conditions limites ! (en pas de physique) logical,save :: deja_lu ! pour indiquer que le jour a lire a deja ! lu pour une surface precedente integer,save :: jour_lu integer :: ierr character (len = 20) :: modname = 'interfoce_lim' character (len = 80) :: abort_message character (len = 20),save :: fich ='limit.nc' logical, save :: newlmt = .TRUE. logical, save :: check = .FALSE. ! Champs lus dans le fichier de CL real, allocatable , save, dimension(:) :: sst_lu, rug_lu, nat_lu real, allocatable , save, dimension(:,:) :: pct_tmp ! ! quelques variables pour netcdf ! #include "netcdf.inc" integer :: nid, nvarid integer, dimension(2) :: start, epais ! ! Fin déclaration ! if (debut .and. .not. allocated(sst_lu)) then lmt_pas = nint(86400./dtime * 1.0) ! pour une lecture une fois par jour jour_lu = jour - 1 allocate(sst_lu(klon)) allocate(nat_lu(klon)) allocate(pct_tmp(klon,nbsrf)) endif if ((jour - jour_lu) /= 0) deja_lu = .false. if (check) write(*,*)modname,' :: jour, jour_lu, deja_lu', jour, jour_lu, deja_lu if (check) write(*,*)modname,' :: itime, lmt_pas ', itime, lmt_pas,dtime ! Tester d'abord si c'est le moment de lire le fichier if (mod(itime-1, lmt_pas) == 0 .and. .not. deja_lu) then ! ! Ouverture du fichier ! fich = trim(fich) ierr = NF_OPEN (fich, NF_NOWRITE,nid) if (ierr.NE.NF_NOERR) then abort_message = 'Pb d''ouverture du fichier de conditions aux limites' call abort_gcm(modname,abort_message,1) endif ! ! La tranche de donnees a lire: ! start(1) = 1 start(2) = jour epais(1) = klon epais(2) = 1 ! if (newlmt) then ! ! Fraction "ocean" ! ierr = NF_INQ_VARID(nid, 'FOCE', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_oce)) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_oce)) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Fraction "glace de mer" ! ierr = NF_INQ_VARID(nid, 'FSIC', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_sic)) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_sic)) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Fraction "terre" ! ierr = NF_INQ_VARID(nid, 'FTER', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_ter)) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_ter)) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Fraction "glacier terre" ! ierr = NF_INQ_VARID(nid, 'FLIC', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_lic)) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_lic)) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! else ! on en est toujours a rnatur ! ierr = NF_INQ_VARID(nid, 'NAT', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, nat_lu) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, nat_lu) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Remplissage des fractions de surface ! nat = 0, 1, 2, 3 pour ocean, terre, glacier, seaice ! pct_tmp = 0.0 do ii = 1, klon pct_tmp(ii,nint(nat_lu(ii)) + 1) = 1. enddo ! ! On se retrouve avec ocean en 1 et terre en 2 alors qu'on veut le contraire ! pctsrf_new = pct_tmp pctsrf_new (:,2)= pct_tmp (:,1) pctsrf_new (:,1)= pct_tmp (:,2) pct_tmp = pctsrf_new endif ! fin test sur newlmt ! ! Lecture SST ! ierr = NF_INQ_VARID(nid, 'SST', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, sst_lu) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, sst_lu) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Fin de lecture ! ierr = NF_CLOSE(nid) deja_lu = .true. jour_lu = jour endif ! ! Recopie des variables dans les champs de sortie ! lmt_sst = 999999999. do ii = 1, knon lmt_sst(ii) = sst_lu(knindex(ii)) enddo pctsrf_new(:,is_oce) = pct_tmp(:,is_oce) pctsrf_new(:,is_sic) = pct_tmp(:,is_sic) END SUBROUTINE interfoce_lim ! !######################################################################### ! SUBROUTINE interfsur_lim(itime, dtime, jour, & & klon, nisurf, knon, knindex, & & debut, & & lmt_alb, lmt_rug) ! Cette routine sert d'interface entre le modele atmospherique et un fichier ! de conditions aux limites ! ! L. Fairhead 02/2000 ! ! input: ! itime numero du pas de temps courant ! dtime pas de temps de la physique (en s) ! jour jour a lire dans l'annee ! nisurf index de la surface a traiter (1 = sol continental) ! knon nombre de points dans le domaine a traiter ! knindex index des points de la surface a traiter ! klon taille de la grille ! debut logical: 1er appel a la physique (initialisation) ! ! output: ! lmt_sst SST lues dans le fichier de CL ! lmt_alb Albedo lu ! lmt_rug longueur de rugosité lue ! pctsrf_new sous-maille fractionnelle ! ! Parametres d'entree integer, intent(IN) :: itime real , intent(IN) :: dtime integer, intent(IN) :: jour integer, intent(IN) :: nisurf integer, intent(IN) :: knon integer, intent(IN) :: klon integer, dimension(klon), intent(in) :: knindex logical, intent(IN) :: debut ! Parametres de sortie real, intent(out), dimension(klon) :: lmt_alb real, intent(out), dimension(klon) :: lmt_rug ! Variables locales integer :: ii integer,save :: lmt_pas ! frequence de lecture des conditions limites ! (en pas de physique) logical,save :: deja_lu_sur! pour indiquer que le jour a lire a deja ! lu pour une surface precedente integer,save :: jour_lu_sur integer :: ierr character (len = 20) :: modname = 'interfsur_lim' character (len = 80) :: abort_message character (len = 20),save :: fich ='limit.nc' logical,save :: newlmt = .false. logical,save :: check = .false. ! Champs lus dans le fichier de CL real, allocatable , save, dimension(:) :: alb_lu, rug_lu ! ! quelques variables pour netcdf ! #include "netcdf.inc" integer ,save :: nid, nvarid integer, dimension(2),save :: start, epais ! ! Fin déclaration ! if (debut) then lmt_pas = nint(86400./dtime * 1.0) ! pour une lecture une fois par jour jour_lu_sur = jour - 1 allocate(alb_lu(klon)) allocate(rug_lu(klon)) endif if ((jour - jour_lu_sur) /= 0) deja_lu_sur = .false. if (check) write(*,*)modname,':: jour_lu_sur, deja_lu_sur', jour_lu_sur, deja_lu_sur if (check) write(*,*)modname,':: itime, lmt_pas', itime, lmt_pas if (check) call flush(6) ! Tester d'abord si c'est le moment de lire le fichier if (mod(itime-1, lmt_pas) == 0 .and. .not. deja_lu_sur) then ! ! Ouverture du fichier ! fich = trim(fich) IF (check) WRITE(*,*)modname,' ouverture fichier ',fich if (check) CALL flush(6) ierr = NF_OPEN (fich, NF_NOWRITE,nid) if (ierr.NE.NF_NOERR) then abort_message = 'Pb d''ouverture du fichier de conditions aux limites' call abort_gcm(modname,abort_message,1) endif ! ! La tranche de donnees a lire: start(1) = 1 start(2) = jour epais(1) = klon epais(2) = 1 ! ! Lecture Albedo ! ierr = NF_INQ_VARID(nid, 'ALB', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, alb_lu) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, alb_lu) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Lecture rugosité ! ierr = NF_INQ_VARID(nid, 'RUG', nvarid) if (ierr /= NF_NOERR) then abort_message = 'Le champ est absent' call abort_gcm(modname,abort_message,1) endif #ifdef NC_DOUBLE ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, rug_lu) #else ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, rug_lu) #endif if (ierr /= NF_NOERR) then abort_message = 'Lecture echouee pour ' call abort_gcm(modname,abort_message,1) endif ! ! Fin de lecture ! ierr = NF_CLOSE(nid) deja_lu_sur = .true. jour_lu_sur = jour endif ! ! Recopie des variables dans les champs de sortie ! !!$ lmt_alb(:) = 0.0 !!$ lmt_rug(:) = 0.0 lmt_alb(:) = 999999. lmt_rug(:) = 999999. DO ii = 1, knon lmt_alb(ii) = alb_lu(knindex(ii)) lmt_rug(ii) = rug_lu(knindex(ii)) enddo END SUBROUTINE interfsur_lim ! !######################################################################### ! SUBROUTINE calcul_fluxs( klon, knon, nisurf, dtime, & & tsurf, p1lay, cal, beta, coef1lay, ps, & & precip_rain, precip_snow, snow, qsurf, & & radsol, dif_grnd, t1lay, q1lay, u1lay, v1lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l) ! Cette routine calcule les fluxs en h et q a l'interface et eventuellement ! une temperature de surface (au cas ou ok_veget = false) ! ! L. Fairhead 4/2000 ! ! input: ! knon nombre de points a traiter ! nisurf surface a traiter ! tsurf temperature de surface ! p1lay pression 1er niveau (milieu de couche) ! cal capacite calorifique du sol ! beta evap reelle ! coef1lay coefficient d'echange ! ps pression au sol ! precip_rain precipitations liquides ! precip_snow precipitations solides ! snow champs hauteur de neige ! runoff runoff en cas de trop plein ! petAcoef coeff. A de la resolution de la CL pour t ! peqAcoef coeff. A de la resolution de la CL pour q ! petBcoef coeff. B de la resolution de la CL pour t ! peqBcoef coeff. B de la resolution de la CL pour q ! radsol rayonnement net aus sol (LW + SW) ! dif_grnd coeff. diffusion vers le sol profond ! ! output: ! tsurf_new temperature au sol ! qsurf humidite de l'air au dessus du sol ! fluxsens flux de chaleur sensible ! fluxlat flux de chaleur latente ! dflux_s derivee du flux de chaleur sensible / Ts ! dflux_l derivee du flux de chaleur latente / Ts ! #include "YOETHF.inc" #include "FCTTRE.inc" #include "indicesol.inc" ! Parametres d'entree integer, intent(IN) :: knon, nisurf, klon real , intent(IN) :: dtime real, dimension(klon), intent(IN) :: petAcoef, peqAcoef real, dimension(klon), intent(IN) :: petBcoef, peqBcoef real, dimension(klon), intent(IN) :: ps, q1lay real, dimension(klon), intent(IN) :: tsurf, p1lay, cal, beta, coef1lay real, dimension(klon), intent(IN) :: precip_rain, precip_snow real, dimension(klon), intent(IN) :: radsol, dif_grnd real, dimension(klon), intent(IN) :: t1lay, u1lay, v1lay real, dimension(klon), intent(INOUT) :: snow, qsurf ! Parametres sorties real, dimension(klon), intent(OUT):: tsurf_new, evap, fluxsens, fluxlat real, dimension(klon), intent(OUT):: dflux_s, dflux_l ! Variables locales integer :: i real, dimension(klon) :: zx_mh, zx_nh, zx_oh real, dimension(klon) :: zx_mq, zx_nq, zx_oq real, dimension(klon) :: zx_pkh, zx_dq_s_dt, zx_qsat, zx_coef real, dimension(klon) :: zx_sl, zx_k1 real, dimension(klon) :: zx_q_0 , d_ts real :: zdelta, zcvm5, zx_qs, zcor, zx_dq_s_dh real :: bilan_f, fq_fonte REAL :: subli, fsno REAL :: qsat_new, q1_new real, parameter :: t_grnd = 271.35, t_coup = 273.15 !! PB temporaire en attendant mieux pour le modele de neige REAL, parameter :: chasno = 3.334E+05/(2.3867E+06*0.15) ! logical, save :: check = .false. character (len = 20) :: modname = 'calcul_fluxs' logical, save :: fonte_neige = .false. real, save :: max_eau_sol = 150.0 character (len = 80) :: abort_message logical,save :: first = .true.,second=.false. if (check) write(*,*)'Entree ', modname,' surface = ',nisurf IF (check) THEN WRITE(*,*)' radsol (min, max)' & & , MINVAL(radsol(1:knon)), MAXVAL(radsol(1:knon)) CALL flush(6) ENDIF if (size(coastalflow) /= knon .AND. nisurf == is_ter) then write(*,*)'Bizarre, le nombre de points continentaux' write(*,*)'a change entre deux appels. J''arrete ...' abort_message='Pb run_off' call abort_gcm(modname,abort_message,1) endif ! ! Traitement neige et humidite du sol ! !!$ WRITE(*,*)'test calcul_flux, surface ', nisurf !!PB test !!$ if (nisurf == is_oce) then !!$ snow = 0. !!$ qsol = max_eau_sol !!$ else !!$ where (precip_snow > 0.) snow = snow + (precip_snow * dtime) !!$ where (snow > epsilon(snow)) snow = max(0.0, snow - (evap * dtime)) !!$! snow = max(0.0, snow + (precip_snow - evap) * dtime) !!$ where (precip_rain > 0.) qsol = qsol + (precip_rain - evap) * dtime !!$ endif !!$ IF (nisurf /= is_ter) qsol = max_eau_sol ! ! Initialisation ! evap = 0. fluxsens=0. fluxlat=0. dflux_s = 0. dflux_l = 0. ! ! zx_qs = qsat en kg/kg ! DO i = 1, knon zx_pkh(i) = (ps(i)/ps(i))**RKAPPA IF (thermcep) THEN zdelta=MAX(0.,SIGN(1.,rtt-tsurf(i))) zcvm5 = R5LES*RLVTT*(1.-zdelta) + R5IES*RLSTT*zdelta zcvm5 = zcvm5 / RCPD / (1.0+RVTMP2*q1lay(i)) zx_qs= r2es * FOEEW(tsurf(i),zdelta)/ps(i) zx_qs=MIN(0.5,zx_qs) zcor=1./(1.-retv*zx_qs) zx_qs=zx_qs*zcor zx_dq_s_dh = FOEDE(tsurf(i),zdelta,zcvm5,zx_qs,zcor) & & /RLVTT / zx_pkh(i) ELSE IF (tsurf(i).LT.t_coup) THEN zx_qs = qsats(tsurf(i)) / ps(i) zx_dq_s_dh = dqsats(tsurf(i),zx_qs)/RLVTT & & / zx_pkh(i) ELSE zx_qs = qsatl(tsurf(i)) / ps(i) zx_dq_s_dh = dqsatl(tsurf(i),zx_qs)/RLVTT & & / zx_pkh(i) ENDIF ENDIF zx_dq_s_dt(i) = RCPD * zx_pkh(i) * zx_dq_s_dh zx_qsat(i) = zx_qs zx_coef(i) = coef1lay(i) & & * (1.0+SQRT(u1lay(i)**2+v1lay(i)**2)) & & * p1lay(i)/(RD*t1lay(i)) ENDDO ! === Calcul de la temperature de surface === ! ! zx_sl = chaleur latente d'evaporation ou de sublimation ! do i = 1, knon zx_sl(i) = RLVTT if (tsurf(i) .LT. RTT) zx_sl(i) = RLSTT zx_k1(i) = zx_coef(i) enddo do i = 1, knon ! Q zx_oq(i) = 1. - (beta(i) * zx_k1(i) * peqBcoef(i) * dtime) zx_mq(i) = beta(i) * zx_k1(i) * & & (peqAcoef(i) - zx_qsat(i) & & + zx_dq_s_dt(i) * tsurf(i)) & & / zx_oq(i) zx_nq(i) = beta(i) * zx_k1(i) * (-1. * zx_dq_s_dt(i)) & & / zx_oq(i) ! H zx_oh(i) = 1. - (zx_k1(i) * petBcoef(i) * dtime) zx_mh(i) = zx_k1(i) * petAcoef(i) / zx_oh(i) zx_nh(i) = - (zx_k1(i) * RCPD * zx_pkh(i))/ zx_oh(i) ! Tsurface tsurf_new(i) = (tsurf(i) + cal(i)/(RCPD * zx_pkh(i)) * dtime * & & (radsol(i) + zx_mh(i) + zx_sl(i) * zx_mq(i)) & & + dif_grnd(i) * t_grnd * dtime)/ & & ( 1. - dtime * cal(i)/(RCPD * zx_pkh(i)) * ( & & zx_nh(i) + zx_sl(i) * zx_nq(i)) & & + dtime * dif_grnd(i)) ! ! Y'a-t-il fonte de neige? ! ! fonte_neige = (nisurf /= is_oce) .AND. & ! & (snow(i) > epsfra .OR. nisurf == is_sic .OR. nisurf == is_lic) & ! & .AND. (tsurf_new(i) >= RTT) ! if (fonte_neige) tsurf_new(i) = RTT d_ts(i) = tsurf_new(i) - tsurf(i) ! zx_h_ts(i) = tsurf_new(i) * RCPD * zx_pkh(i) ! zx_q_0(i) = zx_qsat(i) + zx_dq_s_dt(i) * d_ts(i) !== flux_q est le flux de vapeur d'eau: kg/(m**2 s) positive vers bas !== flux_t est le flux de cpt (energie sensible): j/(m**2 s) evap(i) = - zx_mq(i) - zx_nq(i) * tsurf_new(i) fluxlat(i) = - evap(i) * zx_sl(i) fluxsens(i) = zx_mh(i) + zx_nh(i) * tsurf_new(i) ! Derives des flux dF/dTs (W m-2 K-1): dflux_s(i) = zx_nh(i) dflux_l(i) = (zx_sl(i) * zx_nq(i)) ! Nouvelle valeure de l'humidite au dessus du sol qsat_new=zx_qsat(i) + zx_dq_s_dt(i) * d_ts(i) q1_new = peqAcoef(i) - peqBcoef(i)*evap(i)*dtime qsurf(i)=q1_new*(1.-beta(i)) + beta(i)*qsat_new ! ! en cas de fonte de neige ! ! if (fonte_neige) then ! bilan_f = radsol(i) + fluxsens(i) - (zx_sl(i) * evap (i)) - & ! & dif_grnd(i) * (tsurf_new(i) - t_grnd) - & ! & RCPD * (zx_pkh(i))/cal(i)/dtime * (tsurf_new(i) - tsurf(i)) ! bilan_f = max(0., bilan_f) ! fq_fonte = bilan_f / zx_sl(i) ! snow(i) = max(0., snow(i) - fq_fonte * dtime) ! qsol(i) = qsol(i) + (fq_fonte * dtime) ! endif !!$ if (nisurf == is_ter) & !!$ & run_off(i) = run_off(i) + max(qsol(i) - max_eau_sol, 0.0) !!$ qsol(i) = min(qsol(i), max_eau_sol) ENDDO END SUBROUTINE calcul_fluxs ! !######################################################################### ! SUBROUTINE gath2cpl(champ_in, champ_out, klon, knon, iim, jjm, knindex) ! Cette routine ecrit un champ 'gathered' sur la grille 2D pour le passer ! au coupleur. ! ! ! input: ! champ_in champ sur la grille gathere ! knon nombre de points dans le domaine a traiter ! knindex index des points de la surface a traiter ! klon taille de la grille ! iim,jjm dimension de la grille 2D ! ! output: ! champ_out champ sur la grille 2D ! ! input integer :: klon, knon, iim, jjm real, dimension(klon) :: champ_in integer, dimension(klon) :: knindex ! output real, dimension(iim,jjm+1) :: champ_out ! local integer :: i, ig, j real, dimension(klon) :: tamp tamp = 0. do i = 1, knon ig = knindex(i) tamp(ig) = champ_in(i) enddo ig = 1 champ_out(:,1) = tamp(ig) do j = 2, jjm do i = 1, iim ig = ig + 1 champ_out(i,j) = tamp(ig) enddo enddo ig = ig + 1 champ_out(:,jjm+1) = tamp(ig) END SUBROUTINE gath2cpl ! !######################################################################### ! SUBROUTINE cpl2gath(champ_in, champ_out, klon, knon, iim, jjm, knindex) ! Cette routine ecrit un champ 'gathered' sur la grille 2D pour le passer ! au coupleur. ! ! ! input: ! champ_in champ sur la grille gathere ! knon nombre de points dans le domaine a traiter ! knindex index des points de la surface a traiter ! klon taille de la grille ! iim,jjm dimension de la grille 2D ! ! output: ! champ_out champ sur la grille 2D ! ! input integer :: klon, knon, iim, jjm real, dimension(iim,jjm+1) :: champ_in integer, dimension(klon) :: knindex ! output real, dimension(klon) :: champ_out ! local integer :: i, ig, j real, dimension(klon) :: tamp logical ,save :: check = .false. ig = 1 tamp(ig) = champ_in(1,1) do j = 2, jjm do i = 1, iim ig = ig + 1 tamp(ig) = champ_in(i,j) enddo enddo ig = ig + 1 tamp(ig) = champ_in(1,jjm+1) do i = 1, knon ig = knindex(i) champ_out(i) = tamp(ig) enddo END SUBROUTINE cpl2gath ! !######################################################################### ! SUBROUTINE albsno(klon, knon,dtime,agesno,alb_neig_grid, precip_snow) IMPLICIT none INTEGER :: klon, knon INTEGER, PARAMETER :: nvm = 8 REAL :: dtime REAL, dimension(klon,nvm) :: veget REAL, DIMENSION(klon) :: alb_neig_grid, agesno, precip_snow INTEGER :: i, nv REAL, DIMENSION(nvm),SAVE :: init, decay REAL :: as DATA init /0.55, 0.14, 0.18, 0.29, 0.15, 0.15, 0.14, 0./ DATA decay/0.30, 0.67, 0.63, 0.45, 0.40, 0.14, 0.06, 1./ veget = 0. veget(:,1) = 1. ! desert partout DO i = 1, knon alb_neig_grid(i) = 0.0 ENDDO DO nv = 1, nvm DO i = 1, knon as = init(nv)+decay(nv)*EXP(-agesno(i)/5.) alb_neig_grid(i) = alb_neig_grid(i) + veget(i,nv)*as ENDDO ENDDO ! !! modilation en fonction de l'age de la neige ! DO i = 1, knon agesno(i) = (agesno(i) + (1.-agesno(i)/50.)*dtime/86400.)& & * EXP(-1.*MAX(0.0,precip_snow(i))*dtime/0.3) agesno(i) = MAX(agesno(i),0.0) ENDDO END SUBROUTINE albsno ! !######################################################################### ! SUBROUTINE fonte_neige( klon, knon, nisurf, dtime, & & tsurf, p1lay, cal, beta, coef1lay, ps, & & precip_rain, precip_snow, snow, qsol, & & radsol, dif_grnd, t1lay, q1lay, u1lay, v1lay, & & petAcoef, peqAcoef, petBcoef, peqBcoef, & & tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, & !IM cf JLD & fqcalving,ffonte) ! Routine de traitement de la fonte de la neige dans le cas du traitement ! de sol simplifié ! ! LF 03/2001 ! input: ! knon nombre de points a traiter ! nisurf surface a traiter ! tsurf temperature de surface ! p1lay pression 1er niveau (milieu de couche) ! cal capacite calorifique du sol ! beta evap reelle ! coef1lay coefficient d'echange ! ps pression au sol ! precip_rain precipitations liquides ! precip_snow precipitations solides ! snow champs hauteur de neige ! qsol hauteur d'eau contenu dans le sol ! runoff runoff en cas de trop plein ! petAcoef coeff. A de la resolution de la CL pour t ! peqAcoef coeff. A de la resolution de la CL pour q ! petBcoef coeff. B de la resolution de la CL pour t ! peqBcoef coeff. B de la resolution de la CL pour q ! radsol rayonnement net aus sol (LW + SW) ! dif_grnd coeff. diffusion vers le sol profond ! ! output: ! tsurf_new temperature au sol ! fluxsens flux de chaleur sensible ! fluxlat flux de chaleur latente ! dflux_s derivee du flux de chaleur sensible / Ts ! dflux_l derivee du flux de chaleur latente / Ts ! #include "YOETHF.inc" #include "FCTTRE.inc" #include "indicesol.inc" !IM cf JLD !#include "YOMCST.inc" ! Parametres d'entree integer, intent(IN) :: knon, nisurf, klon real , intent(IN) :: dtime real, dimension(klon), intent(IN) :: petAcoef, peqAcoef real, dimension(klon), intent(IN) :: petBcoef, peqBcoef real, dimension(klon), intent(IN) :: ps, q1lay real, dimension(klon), intent(IN) :: tsurf, p1lay, cal, beta, coef1lay real, dimension(klon), intent(IN) :: precip_rain, precip_snow real, dimension(klon), intent(IN) :: radsol, dif_grnd real, dimension(klon), intent(IN) :: t1lay, u1lay, v1lay real, dimension(klon), intent(INOUT) :: snow, qsol ! Parametres sorties real, dimension(klon), intent(INOUT):: tsurf_new, evap, fluxsens, fluxlat real, dimension(klon), intent(INOUT):: dflux_s, dflux_l ! Flux thermique utiliser pour fondre la neige real, dimension(klon), intent(INOUT):: ffonte ! Flux d'eau "perdue" par la surface et necessaire pour que limiter la ! hauteur de neige, en kg/m2/s real, dimension(klon), intent(INOUT):: fqcalving ! Variables locales ! Masse maximum de neige (kg/m2). Au dessus de ce seuil, la neige ! en exces "s'ecoule" (calving) ! real, parameter :: snow_max=1. !IM cf JLD/GK real, parameter :: snow_max=3000. integer :: i real, dimension(klon) :: zx_mh, zx_nh, zx_oh real, dimension(klon) :: zx_mq, zx_nq, zx_oq real, dimension(klon) :: zx_pkh, zx_dq_s_dt, zx_qsat, zx_coef real, dimension(klon) :: zx_sl, zx_k1 real, dimension(klon) :: zx_q_0 , d_ts real :: zdelta, zcvm5, zx_qs, zcor, zx_dq_s_dh real :: bilan_f, fq_fonte REAL :: subli, fsno real, dimension(klon) :: bil_eau_s real, parameter :: t_grnd = 271.35, t_coup = 273.15 !! PB temporaire en attendant mieux pour le modele de neige ! REAL, parameter :: chasno = RLMLT/(2.3867E+06*0.15) REAL, parameter :: chasno = 3.334E+05/(2.3867E+06*0.15) !IM cf JLD/ GKtest REAL, parameter :: chaice = 3.334E+05/(2.3867E+06*0.15) ! fin GKtest ! logical, save :: check = .FALSE. character (len = 20) :: modname = 'fonte_neige' logical, save :: neige_fond = .false. real, save :: max_eau_sol = 150.0 character (len = 80) :: abort_message logical,save :: first = .true.,second=.false. if (check) write(*,*)'Entree ', modname,' surface = ',nisurf ! Initialisations bil_eau_s(:) = 0. DO i = 1, knon zx_pkh(i) = (ps(i)/ps(i))**RKAPPA IF (thermcep) THEN zdelta=MAX(0.,SIGN(1.,rtt-tsurf(i))) zcvm5 = R5LES*RLVTT*(1.-zdelta) + R5IES*RLSTT*zdelta zcvm5 = zcvm5 / RCPD / (1.0+RVTMP2*q1lay(i)) zx_qs= r2es * FOEEW(tsurf(i),zdelta)/ps(i) zx_qs=MIN(0.5,zx_qs) zcor=1./(1.-retv*zx_qs) zx_qs=zx_qs*zcor zx_dq_s_dh = FOEDE(tsurf(i),zdelta,zcvm5,zx_qs,zcor) & & /RLVTT / zx_pkh(i) ELSE IF (tsurf(i).LT.t_coup) THEN zx_qs = qsats(tsurf(i)) / ps(i) zx_dq_s_dh = dqsats(tsurf(i),zx_qs)/RLVTT & & / zx_pkh(i) ELSE zx_qs = qsatl(tsurf(i)) / ps(i) zx_dq_s_dh = dqsatl(tsurf(i),zx_qs)/RLVTT & & / zx_pkh(i) ENDIF ENDIF zx_dq_s_dt(i) = RCPD * zx_pkh(i) * zx_dq_s_dh zx_qsat(i) = zx_qs zx_coef(i) = coef1lay(i) & & * (1.0+SQRT(u1lay(i)**2+v1lay(i)**2)) & & * p1lay(i)/(RD*t1lay(i)) ENDDO ! === Calcul de la temperature de surface === ! ! zx_sl = chaleur latente d'evaporation ou de sublimation ! do i = 1, knon zx_sl(i) = RLVTT if (tsurf(i) .LT. RTT) zx_sl(i) = RLSTT zx_k1(i) = zx_coef(i) enddo do i = 1, knon ! Q zx_oq(i) = 1. - (beta(i) * zx_k1(i) * peqBcoef(i) * dtime) zx_mq(i) = beta(i) * zx_k1(i) * & & (peqAcoef(i) - zx_qsat(i) & & + zx_dq_s_dt(i) * tsurf(i)) & & / zx_oq(i) zx_nq(i) = beta(i) * zx_k1(i) * (-1. * zx_dq_s_dt(i)) & & / zx_oq(i) ! H zx_oh(i) = 1. - (zx_k1(i) * petBcoef(i) * dtime) zx_mh(i) = zx_k1(i) * petAcoef(i) / zx_oh(i) zx_nh(i) = - (zx_k1(i) * RCPD * zx_pkh(i))/ zx_oh(i) enddo WHERE (precip_snow > 0.) snow = snow + (precip_snow * dtime) WHERE (evap > 0 ) snow = MAX(0.0, snow - (evap * dtime)) bil_eau_s = bil_eau_s + (precip_rain - evap) * dtime ! ! Y'a-t-il fonte de neige? ! ffonte=0. do i = 1, knon neige_fond = ((snow(i) > epsfra .OR. nisurf == is_sic .OR. nisurf == is_lic) & & .AND. tsurf_new(i) >= RTT) if (neige_fond) then fq_fonte = MIN( MAX((tsurf_new(i)-RTT )/chasno,0.0),snow(i)) ffonte(i) = fq_fonte * RLMLT/dtime snow(i) = max(0., snow(i) - fq_fonte) bil_eau_s(i) = bil_eau_s(i) + fq_fonte tsurf_new(i) = tsurf_new(i) - fq_fonte * chasno !IM cf JLD OK !IM cf JLD/ GKtest fonte aussi pour la glace ! IF (nisurf == is_sic .OR. nisurf == is_lic ) tsurf_new(i) = RTT IF (nisurf == is_sic .OR. nisurf == is_lic ) THEN fq_fonte = MAX((tsurf_new(i)-RTT )/chaice,0.0) ffonte(i) = ffonte(i) + fq_fonte * RLMLT/dtime bil_eau_s(i) = bil_eau_s(i) + fq_fonte tsurf_new(i) = RTT ENDIF ! fin GKtest d_ts(i) = tsurf_new(i) - tsurf(i) ! zx_h_ts(i) = tsurf_new(i) * RCPD * zx_pkh(i) ! zx_q_0(i) = zx_qsat(i) + zx_dq_s_dt(i) * d_ts(i) !== flux_q est le flux de vapeur d'eau: kg/(m**2 s) positive vers bas !== flux_t est le flux de cpt (energie sensible): j/(m**2 s) !!$ evap(i) = - zx_mq(i) - zx_nq(i) * tsurf_new(i) !!$ fluxlat(i) = - evap(i) * zx_sl(i) !!$ fluxsens(i) = zx_mh(i) + zx_nh(i) * tsurf_new(i) ! Derives des flux dF/dTs (W m-2 K-1): !!$ dflux_s(i) = zx_nh(i) !!$ dflux_l(i) = (zx_sl(i) * zx_nq(i)) !!$ bilan_f = radsol(i) + fluxsens(i) - (zx_sl(i) * evap (i)) - & !!$ & dif_grnd(i) * (tsurf_new(i) - t_grnd) - & !!$ & RCPD * (zx_pkh(i))/cal(i)/dtime * (tsurf_new(i) - tsurf(i)) !!$ bilan_f = max(0., bilan_f) !!$ fq_fonte = bilan_f / zx_sl(i) endif ! ! s'il y a une hauteur trop importante de neige, elle s'coule fqcalving(i) = max(0., snow(i) - snow_max)/dtime snow(i)=min(snow(i),snow_max) ! IF (nisurf == is_ter) then qsol(i) = qsol(i) + bil_eau_s(i) run_off(i) = run_off(i) + MAX(qsol(i) - max_eau_sol, 0.0) qsol(i) = MIN(qsol(i), max_eau_sol) !IM : 0601003 else !IM: run_off(i) !IM : 061003 run_off(i) = run_off(i) + MAX(bil_eau_s(i), 0.0) endif enddo END SUBROUTINE fonte_neige ! !######################################################################### ! END MODULE interface_surf