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module interfsurf_hq_m |
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implicit none |
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contains |
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SUBROUTINE interfsurf_hq(itime, dtime, jour, rmu0, nisurf, knon, knindex, & |
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pctsrf, rlat, debut, nsoilmx, tsoil, qsol, u1_lay, v1_lay, temp_air, & |
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spechum, tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, & |
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precip_rain, precip_snow, fder, rugos, rugoro, snow, qsurf, tsurf, & |
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p1lay, ps, radsol, evap, fluxsens, fluxlat, dflux_l, dflux_s, & |
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tsurf_new, alb_new, alblw, z0_new, pctsrf_new, agesno, fqcalving, & |
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ffonte, run_off_lic_0, flux_o, flux_g) |
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! Cette routine sert d'aiguillage entre l'atmosphère et la surface |
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! en général (sols continentaux, océans, glaces) pour les flux de |
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! chaleur et d'humidité. |
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! Laurent Fairhead, February 2000 |
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USE abort_gcm_m, ONLY: abort_gcm |
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USE albsno_m, ONLY: albsno |
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use calbeta_m, only: calbeta |
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USE calcul_fluxs_m, ONLY: calcul_fluxs |
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use clesphys2, only: soil_model |
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USE dimphy, ONLY: klon |
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USE fonte_neige_m, ONLY: fonte_neige |
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USE indicesol, ONLY: epsfra, is_lic, is_oce, is_sic, is_ter, nbsrf |
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USE interface_surf, ONLY: run_off, run_off_lic, conf_interface |
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USE interfoce_lim_m, ONLY: interfoce_lim |
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USE interfsur_lim_m, ONLY: interfsur_lim |
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use soil_m, only: soil |
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USE suphec_m, ONLY: rcpd, rlstt, rlvtt, rtt |
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integer, intent(IN):: itime ! numero du pas de temps |
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real, intent(IN):: dtime ! pas de temps de la physique (en s) |
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integer, intent(IN):: jour ! jour dans l'annee en cours |
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real, intent(IN):: rmu0(klon) ! cosinus de l'angle solaire zenithal |
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integer, intent(IN):: nisurf ! index de la surface a traiter |
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integer, intent(IN):: knon ! nombre de points de la surface a traiter |
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integer, intent(in):: knindex(:) ! (knon) |
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! index des points de la surface a traiter |
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real, intent(IN):: pctsrf(klon, nbsrf) |
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! tableau des pourcentages de surface de chaque maille |
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real, intent(IN):: rlat(klon) ! latitudes |
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logical, intent(IN):: debut ! 1er appel a la physique |
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! (si false calcul simplifie des fluxs sur les continents) |
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integer, intent(in):: nsoilmx |
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REAL tsoil(klon, nsoilmx) |
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REAL, intent(INOUT):: qsol(klon) |
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! column-density of water in soil, in kg m-2 |
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real, dimension(klon), intent(IN):: u1_lay, v1_lay |
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! u1_lay vitesse u 1ere couche |
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! v1_lay vitesse v 1ere couche |
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real, dimension(klon), intent(IN):: temp_air, spechum |
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! temp_air temperature de l'air 1ere couche |
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! spechum humidite specifique 1ere couche |
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real, dimension(klon), intent(INOUT):: tq_cdrag |
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! tq_cdrag cdrag |
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real, dimension(klon), intent(IN):: petAcoef, peqAcoef |
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! petAcoef coeff. A de la resolution de la CL pour t |
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! peqAcoef coeff. A de la resolution de la CL pour q |
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real, dimension(klon), intent(IN):: petBcoef, peqBcoef |
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! petBcoef coeff. B de la resolution de la CL pour t |
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! peqBcoef coeff. B de la resolution de la CL pour q |
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real, intent(IN):: precip_rain(klon) |
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! precipitation, liquid water mass flux (kg/m2/s), positive down |
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real, intent(IN):: precip_snow(klon) |
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! precipitation, solid water mass flux (kg/m2/s), positive down |
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REAL, DIMENSION(klon), INTENT(INOUT):: fder |
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! fder derivee des flux (pour le couplage) |
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real, dimension(klon), intent(IN):: rugos, rugoro |
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! rugos rugosite |
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! rugoro rugosite orographique |
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real, intent(INOUT):: snow(klon), qsurf(klon) |
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real, intent(IN):: tsurf(:) ! (knon) température de surface |
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real, dimension(klon), intent(IN):: p1lay |
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! p1lay pression 1er niveau (milieu de couche) |
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real, dimension(klon), intent(IN):: ps |
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! ps pression au sol |
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REAL, DIMENSION(klon), INTENT(INOUT):: radsol |
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! radsol rayonnement net aus sol (LW + SW) |
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real, intent(INOUT):: evap(klon) ! evaporation totale |
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real, dimension(klon), intent(OUT):: fluxsens, fluxlat |
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! fluxsens flux de chaleur sensible |
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! fluxlat flux de chaleur latente |
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real, dimension(klon), intent(OUT):: dflux_l, dflux_s |
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real, intent(OUT):: tsurf_new(knon) ! température au sol |
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real, intent(OUT):: alb_new(klon) ! albedo |
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real, dimension(klon), intent(OUT):: alblw |
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real, dimension(klon), intent(OUT):: z0_new |
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! z0_new surface roughness |
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real, dimension(klon, nbsrf), intent(OUT):: pctsrf_new |
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! pctsrf_new nouvelle repartition des surfaces |
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real, dimension(klon), intent(INOUT):: agesno |
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! Flux d'eau "perdue" par la surface et nécessaire pour que limiter la |
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! hauteur de neige, en kg/m2/s |
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!jld a rajouter real, dimension(klon), intent(INOUT):: fqcalving |
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real, dimension(klon), intent(INOUT):: fqcalving |
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! Flux thermique utiliser pour fondre la neige |
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!jld a rajouter real, dimension(klon), intent(INOUT):: ffonte |
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real, dimension(klon), intent(INOUT):: ffonte |
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real, dimension(klon), intent(INOUT):: run_off_lic_0 |
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! run_off_lic_0 runoff glacier du pas de temps precedent |
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!IM: "slab" ocean |
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real, dimension(klon), intent(OUT):: flux_o, flux_g |
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! Local: |
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REAL, dimension(klon):: soilcap |
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REAL, dimension(klon):: soilflux |
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!IM: "slab" ocean |
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real, parameter:: t_grnd=271.35 |
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real, dimension(klon):: zx_sl |
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integer i |
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character (len = 20), save:: modname = 'interfsurf_hq' |
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character (len = 80):: abort_message |
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logical, save:: first_call = .true. |
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integer:: ii |
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real, dimension(klon):: cal, beta, dif_grnd, capsol |
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real, parameter:: calice=1.0/(5.1444e6 * 0.15), tau_gl=86400.*5. |
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real, parameter:: calsno=1./(2.3867e6 * 0.15) |
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real tsurf_temp(knon) |
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real, dimension(klon):: alb_neig, alb_eau |
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real, DIMENSION(klon):: zfra |
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INTEGER, dimension(1):: iloc |
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real, dimension(klon):: fder_prev |
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!------------------------------------------------------------- |
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! On doit commencer par appeler les schemas de surfaces continentales |
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! car l'ocean a besoin du ruissellement qui est y calcule |
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if (first_call) then |
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call conf_interface |
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if (nisurf /= is_ter .and. klon > 1) then |
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print *, ' Warning:' |
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print *, ' nisurf = ', nisurf, ' /= is_ter = ', is_ter |
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print *, 'or on doit commencer par les surfaces continentales' |
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abort_message='voir ci-dessus' |
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call abort_gcm(modname, abort_message, 1) |
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endif |
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if (is_oce > is_sic) then |
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print *, 'Warning:' |
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print *, ' Pour des raisons de sequencement dans le code' |
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print *, ' l''ocean doit etre traite avant la banquise' |
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print *, ' or is_oce = ', is_oce, '> is_sic = ', is_sic |
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abort_message='voir ci-dessus' |
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call abort_gcm(modname, abort_message, 1) |
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endif |
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endif |
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first_call = .false. |
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! Initialisations diverses |
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ffonte(1:knon)=0. |
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fqcalving(1:knon)=0. |
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cal = 999999. |
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beta = 999999. |
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dif_grnd = 999999. |
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capsol = 999999. |
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alb_new = 999999. |
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z0_new = 999999. |
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alb_neig = 999999. |
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tsurf_new = 999999. |
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alblw = 999999. |
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!IM: "slab" ocean; initialisations |
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flux_o = 0. |
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flux_g = 0. |
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! Aiguillage vers les differents schemas de surface |
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select case (nisurf) |
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case (is_ter) |
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! Surface "terre" appel a l'interface avec les sols continentaux |
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! allocation du run-off |
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if (.not. allocated(run_off)) then |
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allocate(run_off(knon)) |
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run_off = 0. |
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else if (size(run_off) /= knon) then |
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print *, 'Bizarre, le nombre de points continentaux' |
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print *, 'a change entre deux appels. J''arrete ' |
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abort_message='voir ci-dessus' |
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call abort_gcm(modname, abort_message, 1) |
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endif |
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! Calcul age de la neige |
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! calcul albedo: lecture albedo fichier boundary conditions |
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! puis ajout albedo neige |
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call interfsur_lim(itime, dtime, jour, nisurf, knindex, debut, & |
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alb_new, z0_new) |
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! calcul snow et qsurf, hydrol adapté |
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CALL calbeta(nisurf, snow(:knon), qsol(:knon), beta(:knon), & |
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capsol(:knon), dif_grnd(:knon)) |
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IF (soil_model) THEN |
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CALL soil(dtime, nisurf, knon, snow, tsurf, tsoil, soilcap, soilflux) |
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cal(1:knon) = RCPD / soilcap(1:knon) |
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radsol(1:knon) = radsol(1:knon) + soilflux(:knon) |
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ELSE |
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cal = RCPD * capsol |
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ENDIF |
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CALL calcul_fluxs(nisurf, dtime, tsurf, p1lay(:knon), cal(:knon), beta(:knon), & |
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tq_cdrag(:knon), ps(:knon), qsurf(:knon), radsol(:knon), & |
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dif_grnd(:knon), temp_air(:knon), spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), & |
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petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap(:knon), fluxlat(:knon), fluxsens(:knon), dflux_s(:knon), & |
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dflux_l(:knon)) |
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CALL fonte_neige(nisurf, dtime, tsurf, p1lay(:knon), beta(:knon), & |
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tq_cdrag(:knon), ps(:knon), precip_rain(:knon), precip_snow(:knon), snow(:knon), qsol(:knon), & |
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temp_air(:knon), spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), petBcoef(:knon), & |
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peqBcoef(:knon), tsurf_new, evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon)) |
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call albsno(klon, knon, dtime, agesno, alb_neig, precip_snow) |
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where (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0. |
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zfra(1:knon) = max(0.0, min(1.0, snow(1:knon)/(snow(1:knon) + 10.0))) |
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alb_new(1 : knon) = alb_neig(1 : knon) *zfra(1:knon) + & |
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alb_new(1 : knon)*(1.0-zfra(1:knon)) |
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z0_new = sqrt(z0_new**2 + rugoro**2) |
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alblw(1 : knon) = alb_new(1 : knon) |
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! Remplissage des pourcentages de surface |
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pctsrf_new(:, nisurf) = pctsrf(:, nisurf) |
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case (is_oce) |
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! Surface "ocean" appel à l'interface avec l'océan |
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! lecture conditions limites |
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call interfoce_lim(itime, dtime, jour, knindex, debut, tsurf_temp, & |
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pctsrf_new) |
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cal = 0. |
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beta = 1. |
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dif_grnd = 0. |
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alb_neig = 0. |
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agesno = 0. |
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call calcul_fluxs(nisurf, dtime, tsurf_temp, p1lay(:knon), & |
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cal(:knon), beta(:knon), tq_cdrag(:knon), ps(:knon), & |
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qsurf(:knon), radsol(:knon), dif_grnd(:knon), temp_air(:knon), & |
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spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), & |
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peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), & |
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tsurf_new, evap(:knon), fluxlat(:knon), fluxsens(:knon), & |
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dflux_s(:knon), dflux_l(:knon)) |
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fder_prev = fder |
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fder = fder_prev + dflux_s + dflux_l |
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iloc = maxloc(fder(1:klon)) |
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!IM: flux ocean-atmosphere utile pour le "slab" ocean |
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DO i=1, knon |
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zx_sl(i) = RLVTT |
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guez |
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if (tsurf_new(i) < RTT) zx_sl(i) = RLSTT |
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guez |
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flux_o(i) = fluxsens(i)-evap(i)*zx_sl(i) |
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ENDDO |
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! calcul albedo |
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guez |
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if (minval(rmu0) == maxval(rmu0) .and. minval(rmu0) == -999.999) then |
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guez |
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CALL alboc(FLOAT(jour), rlat, alb_eau) |
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else ! cycle diurne |
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CALL alboc_cd(rmu0, alb_eau) |
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endif |
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DO ii =1, knon |
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alb_new(ii) = alb_eau(knindex(ii)) |
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enddo |
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z0_new = sqrt(rugos**2 + rugoro**2) |
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alblw(1:knon) = alb_new(1:knon) |
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case (is_sic) |
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guez |
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! Surface "glace de mer" appel a l'interface avec l'ocean |
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guez |
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! ! lecture conditions limites |
289 |
guez |
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CALL interfoce_lim(itime, dtime, jour, knindex, debut, tsurf_new, & |
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pctsrf_new) |
291 |
guez |
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guez |
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DO ii = 1, knon |
293 |
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tsurf_new(ii) = tsurf(ii) |
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IF (pctsrf_new(knindex(ii), nisurf) < EPSFRA) then |
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snow(ii) = 0.0 |
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tsurf_new(ii) = RTT - 1.8 |
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IF (soil_model) tsoil(ii, :) = RTT -1.8 |
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endif |
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enddo |
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guez |
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301 |
guez |
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CALL calbeta(nisurf, snow(:knon), qsol(:knon), beta(:knon), & |
302 |
|
|
capsol(:knon), dif_grnd(:knon)) |
303 |
guez |
54 |
|
304 |
guez |
99 |
IF (soil_model) THEN |
305 |
|
|
CALL soil(dtime, nisurf, knon, snow, tsurf_new, tsoil, soilcap, & |
306 |
|
|
soilflux) |
307 |
|
|
cal(1:knon) = RCPD / soilcap(1:knon) |
308 |
|
|
radsol(1:knon) = radsol(1:knon) + soilflux(1:knon) |
309 |
|
|
dif_grnd = 0. |
310 |
guez |
54 |
ELSE |
311 |
guez |
99 |
dif_grnd = 1.0 / tau_gl |
312 |
|
|
cal = RCPD * calice |
313 |
|
|
WHERE (snow > 0.0) cal = RCPD * calsno |
314 |
guez |
54 |
ENDIF |
315 |
guez |
99 |
tsurf_temp = tsurf_new |
316 |
|
|
beta = 1.0 |
317 |
guez |
54 |
|
318 |
guez |
104 |
CALL calcul_fluxs(nisurf, dtime, tsurf_temp, p1lay(:knon), cal(:knon), & |
319 |
|
|
beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), & |
320 |
|
|
radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), & |
321 |
|
|
peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap(:knon), fluxlat(:knon), fluxsens(:knon), & |
322 |
|
|
dflux_s(:knon), dflux_l(:knon)) |
323 |
guez |
54 |
|
324 |
|
|
!IM: flux entre l'ocean et la glace de mer pour le "slab" ocean |
325 |
|
|
DO i = 1, knon |
326 |
|
|
flux_g(i) = 0.0 |
327 |
guez |
101 |
IF (cal(i) > 1e-15) flux_g(i) = (tsurf_new(i) - t_grnd) & |
328 |
|
|
* dif_grnd(i) * RCPD / cal(i) |
329 |
guez |
54 |
ENDDO |
330 |
|
|
|
331 |
guez |
104 |
CALL fonte_neige(nisurf, dtime, tsurf_temp, p1lay(:knon), beta(:knon), & |
332 |
|
|
tq_cdrag(:knon), ps(:knon), precip_rain(:knon), precip_snow(:knon), snow(:knon), qsol(:knon), & |
333 |
|
|
temp_air(:knon), spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), petBcoef(:knon), & |
334 |
|
|
peqBcoef(:knon), tsurf_new, evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon)) |
335 |
guez |
54 |
|
336 |
|
|
! calcul albedo |
337 |
|
|
|
338 |
|
|
CALL albsno(klon, knon, dtime, agesno, alb_neig, precip_snow) |
339 |
guez |
104 |
WHERE (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0. |
340 |
guez |
101 |
zfra(1:knon) = MAX(0.0, MIN(1.0, snow(1:knon)/(snow(1:knon) + 10.0))) |
341 |
guez |
54 |
alb_new(1 : knon) = alb_neig(1 : knon) *zfra(1:knon) + & |
342 |
|
|
0.6 * (1.0-zfra(1:knon)) |
343 |
|
|
|
344 |
|
|
fder_prev = fder |
345 |
|
|
fder = fder_prev + dflux_s + dflux_l |
346 |
|
|
|
347 |
|
|
iloc = maxloc(fder(1:klon)) |
348 |
|
|
|
349 |
|
|
! 2eme appel a interfoce pour le cumul et le passage des flux a l'ocean |
350 |
|
|
|
351 |
|
|
z0_new = 0.002 |
352 |
guez |
101 |
z0_new = SQRT(z0_new**2 + rugoro**2) |
353 |
guez |
54 |
alblw(1:knon) = alb_new(1:knon) |
354 |
|
|
|
355 |
guez |
104 |
case (is_lic) |
356 |
guez |
54 |
if (.not. allocated(run_off_lic)) then |
357 |
guez |
101 |
allocate(run_off_lic(knon)) |
358 |
guez |
54 |
run_off_lic = 0. |
359 |
|
|
endif |
360 |
|
|
|
361 |
|
|
! Surface "glacier continentaux" appel a l'interface avec le sol |
362 |
|
|
|
363 |
|
|
IF (soil_model) THEN |
364 |
|
|
CALL soil(dtime, nisurf, knon, snow, tsurf, tsoil, soilcap, soilflux) |
365 |
|
|
cal(1:knon) = RCPD / soilcap(1:knon) |
366 |
|
|
radsol(1:knon) = radsol(1:knon) + soilflux(1:knon) |
367 |
|
|
ELSE |
368 |
|
|
cal = RCPD * calice |
369 |
|
|
WHERE (snow > 0.0) cal = RCPD * calsno |
370 |
|
|
ENDIF |
371 |
|
|
beta = 1.0 |
372 |
|
|
dif_grnd = 0.0 |
373 |
|
|
|
374 |
guez |
104 |
call calcul_fluxs(nisurf, dtime, tsurf, p1lay(:knon), cal(:knon), beta(:knon), & |
375 |
|
|
tq_cdrag(:knon), ps(:knon), qsurf(:knon), radsol(:knon), & |
376 |
|
|
dif_grnd(:knon), temp_air(:knon), spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), & |
377 |
|
|
petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap(:knon), fluxlat(:knon), fluxsens(:knon), dflux_s(:knon), & |
378 |
|
|
dflux_l(:knon)) |
379 |
guez |
54 |
|
380 |
guez |
104 |
call fonte_neige(nisurf, dtime, tsurf, p1lay(:knon), beta(:knon), & |
381 |
|
|
tq_cdrag(:knon), ps(:knon), precip_rain(:knon), precip_snow(:knon), snow(:knon), qsol(:knon), & |
382 |
|
|
temp_air(:knon), spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), petBcoef(:knon), & |
383 |
|
|
peqBcoef(:knon), tsurf_new, evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon)) |
384 |
guez |
54 |
|
385 |
|
|
! calcul albedo |
386 |
|
|
CALL albsno(klon, knon, dtime, agesno, alb_neig, precip_snow) |
387 |
guez |
104 |
WHERE (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0. |
388 |
guez |
101 |
zfra(1:knon) = MAX(0.0, MIN(1.0, snow(1:knon)/(snow(1:knon) + 10.0))) |
389 |
guez |
54 |
alb_new(1 : knon) = alb_neig(1 : knon)*zfra(1:knon) + & |
390 |
|
|
0.6 * (1.0-zfra(1:knon)) |
391 |
|
|
|
392 |
|
|
!IM: plusieurs choix/tests sur l'albedo des "glaciers continentaux" |
393 |
|
|
!IM: KstaTER0.77 & LMD_ARMIP6 |
394 |
|
|
alb_new(1 : knon) = 0.77 |
395 |
|
|
|
396 |
|
|
! Rugosite |
397 |
|
|
z0_new = rugoro |
398 |
|
|
|
399 |
|
|
! Remplissage des pourcentages de surface |
400 |
|
|
pctsrf_new(:, nisurf) = pctsrf(:, nisurf) |
401 |
|
|
|
402 |
|
|
alblw(1:knon) = alb_new(1:knon) |
403 |
guez |
104 |
case default |
404 |
guez |
101 |
print *, 'Index surface = ', nisurf |
405 |
guez |
54 |
abort_message = 'Index surface non valable' |
406 |
|
|
call abort_gcm(modname, abort_message, 1) |
407 |
guez |
104 |
end select |
408 |
guez |
54 |
|
409 |
|
|
END SUBROUTINE interfsurf_hq |
410 |
|
|
|
411 |
|
|
end module interfsurf_hq_m |