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module limit_mod |
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|
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IMPLICIT none |
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|
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contains |
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|
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SUBROUTINE limit |
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|
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! Authors: L. Fairhead, Z. X. Li, P. Le Van |
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|
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! This subroutine creates files containing boundary conditions. |
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! It uses files with climatological data. |
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! Both grids must be regular. |
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|
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use comgeom, only: rlonu, rlatv |
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use conf_dat2d_m, only: conf_dat2d |
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use dimens_m, only: iim, jjm |
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use dimphy, only: klon, zmasq |
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use etat0_mod, only: pctsrf |
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use grid_change, only: dyn_phy |
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use indicesol, only: epsfra, nbsrf, is_ter, is_oce, is_lic, is_sic |
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use inter_barxy_m, only: inter_barxy |
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use netcdf95, only: NF95_CLOSE, NF95_CREATE, NF95_DEF_DIM, nf95_def_var, & |
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nf95_enddef, nf95_get_var, nf95_gw_var, nf95_inq_dimid, & |
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nf95_inq_varid, nf95_inquire_dimension, NF95_OPEN, NF95_PUT_ATT, & |
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NF95_PUT_VAR |
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use netcdf, only: NF90_CLOBBER, NF90_FLOAT, NF90_GLOBAL, NF90_NOWRITE, & |
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NF90_UNLIMITED |
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use numer_rec_95, only: spline, splint |
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use start_init_orog_m, only: mask |
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use unit_nml_m, only: unit_nml |
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|
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! Variables local to the procedure: |
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|
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LOGICAL:: extrap = .FALSE. |
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! (extrapolation de données, comme pour les SST lorsque le fichier |
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! ne contient pas uniquement des points océaniques) |
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|
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REAL phy_alb(klon, 360) |
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REAL phy_sst(klon, 360) |
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REAL phy_bil(klon, 360) |
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REAL phy_rug(klon, 360) |
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REAL phy_ice(klon) |
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|
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real pctsrf_t(klon, nbsrf, 360) ! composition of the surface |
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|
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! Pour le champ de départ: |
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INTEGER imdep, jmdep, lmdep |
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|
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REAL, ALLOCATABLE:: dlon(:), dlat(:) |
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REAL, pointer:: dlon_ini(:), dlat_ini(:), timeyear(:) |
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REAL, ALLOCATABLE:: champ(:, :) |
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REAL, ALLOCATABLE:: work(:, :) |
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|
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! Pour le champ interpolé 3D : |
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REAL, allocatable:: champtime(:, :, :) |
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REAL champan(iim + 1, jjm + 1, 360) |
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|
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! Pour l'inteprolation verticale : |
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REAL, allocatable:: yder(:) |
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|
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INTEGER nid, ndim, ntim |
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INTEGER id_tim |
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INTEGER id_SST, id_BILS, id_RUG, id_ALB |
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INTEGER id_FOCE, id_FSIC, id_FTER, id_FLIC |
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|
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INTEGER i, j, k, l |
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INTEGER ncid, varid, dimid |
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|
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REAL, parameter:: tmidmonth(12) = (/(15. + 30. * i, i = 0, 11)/) |
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|
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namelist /limit_nml/extrap |
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|
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!-------------------- |
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|
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print *, "Call sequence information: limit" |
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|
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print *, "Enter namelist 'limit_nml'." |
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read(unit=*, nml=limit_nml) |
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write(unit_nml, nml=limit_nml) |
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|
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PRINT *, 'Processing rugosity...' |
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|
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call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid) |
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|
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! Read coordinate variables: |
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|
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call nf95_inq_varid(ncid, "longitude", varid) |
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call nf95_gw_var(ncid, varid, dlon_ini) |
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imdep = size(dlon_ini) |
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|
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call nf95_inq_varid(ncid, "latitude", varid) |
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call nf95_gw_var(ncid, varid, dlat_ini) |
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jmdep = size(dlat_ini) |
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|
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call nf95_inq_varid(ncid, "temps", varid) |
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call nf95_gw_var(ncid, varid, timeyear) |
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lmdep = size(timeyear) |
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|
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ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
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allocate(dlon(imdep), dlat(jmdep)) |
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call NF95_INQ_VARID(ncid, 'RUGOS', varid) |
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|
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! Read the primary variable day by day and regrid horizontally, |
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! result in "champtime": |
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DO l = 1, lmdep |
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call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/)) |
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CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
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CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), & |
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rlatv, champtime(:, :, l)) |
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champtime(:, :, l) = EXP(champtime(:, :, l)) |
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where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001 |
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end do |
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|
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call NF95_CLOSE(ncid) |
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|
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DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini) |
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allocate(yder(lmdep)) |
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|
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! Interpolate monthly values to daily values, at each horizontal position: |
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DO j = 1, jjm + 1 |
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DO i = 1, iim |
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yder = SPLINE(timeyear, champtime(i, j, :)) |
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DO k = 1, 360 |
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champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, & |
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real(k-1)) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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deallocate(timeyear, champtime, yder) |
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champan(iim + 1, :, :) = champan(1, :, :) |
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forall (k = 1:360) phy_rug(:, k) = pack(champan(:, :, k), dyn_phy) |
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|
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! Process sea ice: |
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|
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PRINT *, 'Processing sea ice...' |
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call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid) |
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|
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call nf95_inq_varid(ncid, "longitude", varid) |
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call nf95_gw_var(ncid, varid, dlon_ini) |
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imdep = size(dlon_ini) |
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|
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call nf95_inq_varid(ncid, "latitude", varid) |
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call nf95_gw_var(ncid, varid, dlat_ini) |
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jmdep = size(dlat_ini) |
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|
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call nf95_inq_dimid(ncid, "time", dimid) |
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call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep) |
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print *, 'lmdep = ', lmdep |
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! Coordonnée temporelle fichiers AMIP pas en jours. Ici on suppose |
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! qu'on a 12 mois (de 30 jours). |
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IF (lmdep /= 12) then |
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print *, 'Unknown AMIP file: not 12 months?' |
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STOP 1 |
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end IF |
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|
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ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
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ALLOCATE(dlon(imdep), dlat(jmdep)) |
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call NF95_INQ_VARID(ncid, 'sicbcs', varid) |
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DO l = 1, lmdep |
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call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/)) |
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CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
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CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, & |
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champtime(:, :, l)) |
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ENDDO |
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|
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call NF95_CLOSE(ncid) |
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|
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DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini) |
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PRINT *, 'Interpolation temporelle' |
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allocate(yder(lmdep)) |
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|
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DO j = 1, jjm + 1 |
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DO i = 1, iim |
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yder = SPLINE(tmidmonth, champtime(i, j, :)) |
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DO k = 1, 360 |
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champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, & |
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real(k-1)) |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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deallocate(champtime, yder) |
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|
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! Convert from percentage to normal fraction and keep sea ice |
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! between 0 and 1: |
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champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.)))) |
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champan(iim + 1, :, :) = champan(1, :, :) |
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|
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DO k = 1, 360 |
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phy_ice = pack(champan(:, :, k), dyn_phy) |
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|
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! (utilisation de la sous-maille fractionnelle tandis que l'ancien |
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! codage utilisait l'indicateur du sol (0, 1, 2, 3)) |
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! PB en attendant de mettre fraction de terre |
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WHERE (phy_ice < EPSFRA) phy_ice = 0. |
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|
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pctsrf_t(:, is_ter, k) = pctsrf(:, is_ter) |
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pctsrf_t(:, is_lic, k) = pctsrf(:, is_lic) |
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pctsrf_t(:, is_sic, k) = max(phy_ice - pctsrf_t(:, is_lic, k), 0.) |
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! Il y a des cas où il y a de la glace dans landiceref et |
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! pas dans AMIP |
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WHERE (1. - zmasq < EPSFRA) |
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pctsrf_t(:, is_sic, k) = 0. |
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pctsrf_t(:, is_oce, k) = 0. |
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elsewhere |
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where (pctsrf_t(:, is_sic, k) >= 1 - zmasq) |
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pctsrf_t(:, is_sic, k) = 1. - zmasq |
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pctsrf_t(:, is_oce, k) = 0. |
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ELSEwhere |
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pctsrf_t(:, is_oce, k) = 1. - zmasq - pctsrf_t(:, is_sic, k) |
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where (pctsrf_t(:, is_oce, k) < EPSFRA) |
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pctsrf_t(:, is_oce, k) = 0. |
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pctsrf_t(:, is_sic, k) = 1 - zmasq |
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end where |
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end where |
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end where |
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|
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DO i = 1, klon |
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if (pctsrf_t(i, is_oce, k) < 0.) then |
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print *, 'Problème sous maille : pctsrf_t(', i, & |
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', is_oce, ', k, ') = ', pctsrf_t(i, is_oce, k) |
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ENDIF |
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IF (abs(pctsrf_t(i, is_ter, k) + pctsrf_t(i, is_lic, k) & |
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+ pctsrf_t(i, is_oce, k) + pctsrf_t(i, is_sic, k) - 1.) & |
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> EPSFRA) THEN |
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print *, 'Problème sous surface :' |
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print *, "pctsrf_t(", i, ", :, ", k, ") = ", & |
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pctsrf_t(i, :, k) |
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print *, "phy_ice(", i, ") = ", phy_ice(i) |
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ENDIF |
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END DO |
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ENDDO |
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|
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PRINT *, 'Traitement de la sst' |
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call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid) |
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|
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call nf95_inq_varid(ncid, "longitude", varid) |
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call nf95_gw_var(ncid, varid, dlon_ini) |
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imdep = size(dlon_ini) |
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|
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call nf95_inq_varid(ncid, "latitude", varid) |
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call nf95_gw_var(ncid, varid, dlat_ini) |
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jmdep = size(dlat_ini) |
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|
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call nf95_inq_dimid(ncid, "time", dimid) |
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call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep) |
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print *, 'lmdep = ', lmdep |
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!PM28/02/2002 : nouvelle coord temporelle fichiers AMIP pas en jours |
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! Ici on suppose qu'on a 12 mois (de 30 jours). |
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IF (lmdep /= 12) stop 'Unknown AMIP file: not 12 months?' |
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|
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ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
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IF(extrap) THEN |
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ALLOCATE(work(imdep, jmdep)) |
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ENDIF |
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ALLOCATE(dlon(imdep), dlat(jmdep)) |
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call NF95_INQ_VARID(ncid, 'tosbcs', varid) |
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|
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DO l = 1, lmdep |
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call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/)) |
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CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
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IF (extrap) THEN |
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CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work) |
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ENDIF |
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|
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CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, & |
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champtime(:, :, l)) |
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ENDDO |
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|
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call NF95_CLOSE(ncid) |
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|
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DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini) |
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allocate(yder(lmdep)) |
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|
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! interpolation temporelle |
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DO j = 1, jjm + 1 |
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DO i = 1, iim |
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yder = SPLINE(tmidmonth, champtime(i, j, :)) |
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DO k = 1, 360 |
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champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, & |
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real(k-1)) |
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ENDDO |
285 |
ENDDO |
286 |
ENDDO |
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|
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deallocate(champtime, yder) |
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champan(iim + 1, :, :) = champan(1, :, :) |
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|
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!IM14/03/2002 : SST amipbc greater then 271.38 |
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PRINT *, 'SUB. limit_netcdf.F IM : SST Amipbc >= 271.38 ' |
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DO k = 1, 360 |
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DO j = 1, jjm + 1 |
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DO i = 1, iim |
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champan(i, j, k) = amax1(champan(i, j, k), 271.38) |
297 |
ENDDO |
298 |
champan(iim + 1, j, k) = champan(1, j, k) |
299 |
ENDDO |
300 |
ENDDO |
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forall (k = 1:360) phy_sst(:, k) = pack(champan(:, :, k), dyn_phy) |
302 |
|
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PRINT *, "Traitement de l'albedo..." |
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call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid) |
305 |
|
306 |
call nf95_inq_varid(ncid, "longitude", varid) |
307 |
call nf95_gw_var(ncid, varid, dlon_ini) |
308 |
imdep = size(dlon_ini) |
309 |
|
310 |
call nf95_inq_varid(ncid, "latitude", varid) |
311 |
call nf95_gw_var(ncid, varid, dlat_ini) |
312 |
jmdep = size(dlat_ini) |
313 |
|
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call nf95_inq_varid(ncid, "temps", varid) |
315 |
call nf95_gw_var(ncid, varid, timeyear) |
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lmdep = size(timeyear) |
317 |
|
318 |
ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
319 |
ALLOCATE(dlon(imdep), dlat(jmdep)) |
320 |
call NF95_INQ_VARID(ncid, 'ALBEDO', varid) |
321 |
|
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DO l = 1, lmdep |
323 |
PRINT *, "timeyear(", l, ") =", timeyear(l) |
324 |
call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/)) |
325 |
CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
326 |
CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, & |
327 |
champtime(:, :, l)) |
328 |
ENDDO |
329 |
|
330 |
call NF95_CLOSE(ncid) |
331 |
|
332 |
deallocate(dlon_ini, dlat_ini) |
333 |
allocate(yder(lmdep)) |
334 |
|
335 |
! interpolation temporelle |
336 |
DO j = 1, jjm + 1 |
337 |
DO i = 1, iim |
338 |
yder = SPLINE(timeyear, champtime(i, j, :)) |
339 |
DO k = 1, 360 |
340 |
champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, & |
341 |
real(k-1)) |
342 |
ENDDO |
343 |
ENDDO |
344 |
ENDDO |
345 |
deallocate(timeyear) |
346 |
|
347 |
champan(iim + 1, :, :) = champan(1, :, :) |
348 |
forall (k = 1:360) phy_alb(:, k) = pack(champan(:, :, k), dyn_phy) |
349 |
|
350 |
DO k = 1, 360 |
351 |
DO i = 1, klon |
352 |
phy_bil(i, k) = 0.0 |
353 |
ENDDO |
354 |
ENDDO |
355 |
|
356 |
PRINT *, 'Ecriture du fichier limit.nc...' |
357 |
|
358 |
call NF95_CREATE("limit.nc", NF90_CLOBBER, nid) |
359 |
|
360 |
call NF95_PUT_ATT(nid, NF90_GLOBAL, "title", & |
361 |
"Fichier conditions aux limites") |
362 |
call NF95_DEF_DIM(nid, "points_physiques", klon, ndim) |
363 |
call NF95_DEF_DIM(nid, "time", NF90_UNLIMITED, ntim) |
364 |
|
365 |
call NF95_DEF_VAR(nid, "TEMPS", NF90_FLOAT, ntim, id_tim) |
366 |
call NF95_PUT_ATT(nid, id_tim, "title", "Jour dans l annee") |
367 |
|
368 |
call NF95_DEF_VAR(nid, "FOCE", NF90_FLOAT, dimids=(/ndim, ntim/), & |
369 |
varid=id_foce) |
370 |
call NF95_PUT_ATT(nid, id_FOCE, "title", "Fraction ocean") |
371 |
|
372 |
call NF95_DEF_VAR(nid, "FSIC", NF90_FLOAT, dimids=(/ndim, ntim/), & |
373 |
varid=id_FSIC) |
374 |
call NF95_PUT_ATT(nid, id_FSIC, "title", "Fraction glace de mer") |
375 |
|
376 |
call NF95_DEF_VAR(nid, "FTER", NF90_FLOAT, dimids=(/ndim, ntim/), & |
377 |
varid=id_FTER) |
378 |
call NF95_PUT_ATT(nid, id_FTER, "title", "Fraction terre") |
379 |
|
380 |
call NF95_DEF_VAR(nid, "FLIC", NF90_FLOAT, dimids=(/ndim, ntim/), & |
381 |
varid=id_FLIC) |
382 |
call NF95_PUT_ATT(nid, id_FLIC, "title", "Fraction land ice") |
383 |
|
384 |
call NF95_DEF_VAR(nid, "SST", NF90_FLOAT, dimids=(/ndim, ntim/), & |
385 |
varid=id_SST) |
386 |
call NF95_PUT_ATT(nid, id_SST, "title", & |
387 |
"Temperature superficielle de la mer") |
388 |
|
389 |
call NF95_DEF_VAR(nid, "BILS", NF90_FLOAT, dimids=(/ndim, ntim/), & |
390 |
varid=id_BILS) |
391 |
call NF95_PUT_ATT(nid, id_BILS, "title", "Reference flux de chaleur au sol") |
392 |
|
393 |
call NF95_DEF_VAR(nid, "ALB", NF90_FLOAT, dimids=(/ndim, ntim/), & |
394 |
varid=id_ALB) |
395 |
call NF95_PUT_ATT(nid, id_ALB, "title", "Albedo a la surface") |
396 |
|
397 |
call NF95_DEF_VAR(nid, "RUG", NF90_FLOAT, dimids=(/ndim, ntim/), & |
398 |
varid=id_RUG) |
399 |
call NF95_PUT_ATT(nid, id_RUG, "title", "Rugosite") |
400 |
|
401 |
call NF95_ENDDEF(nid) |
402 |
|
403 |
DO k = 1, 360 |
404 |
call NF95_PUT_VAR(nid, id_tim, REAL(k), (/k/)) |
405 |
call NF95_PUT_VAR(nid, id_FOCE, pctsrf_t(:, is_oce, k), start=(/1, k/)) |
406 |
call NF95_PUT_VAR(nid, id_FSIC, pctsrf_t(:, is_sic, k), start=(/1, k/)) |
407 |
call NF95_PUT_VAR(nid, id_FTER, pctsrf_t(:, is_ter, k), start=(/1, k/)) |
408 |
call NF95_PUT_VAR(nid, id_FLIC, pctsrf_t(:, is_lic, k), start=(/1, k/)) |
409 |
call NF95_PUT_VAR(nid, id_SST, phy_sst(:, k), start=(/1, k/)) |
410 |
call NF95_PUT_VAR(nid, id_BILS, phy_bil(:, k), start=(/1, k/)) |
411 |
call NF95_PUT_VAR(nid, id_ALB, phy_alb(:, k), start=(/1, k/)) |
412 |
call NF95_PUT_VAR(nid, id_RUG, phy_rug(:, k), start=(/1, k/)) |
413 |
ENDDO |
414 |
|
415 |
call NF95_CLOSE(nid) |
416 |
|
417 |
END SUBROUTINE limit |
418 |
|
419 |
end module limit_mod |