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guez |
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module limit_mod |
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IMPLICIT none |
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contains |
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SUBROUTINE limit |
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! Authors: L. Fairhead, Z. X. Li, P. Le Van |
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! This subroutine creates files containing boundary conditions. |
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! It uses files with climatological data. Both grids must be |
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! regular. |
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use conf_dat2d_m, only: conf_dat2d |
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use dimensions, only: iim, jjm |
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guez |
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use dimphy, only: klon, zmasq |
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guez |
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use dynetat0_m, only: rlonu, rlatv |
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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, is_ter, is_oce, is_lic, is_sic |
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guez |
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use inter_barxy_m, only: inter_barxy |
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guez |
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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 nr_util, only: assert |
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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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! Local: |
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LOGICAL:: extrap = .FALSE. |
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! (extrapolation de donn\'ees, comme pour les SST lorsque le fichier |
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! ne contient pas uniquement des points oc\'eaniques) |
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guez |
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REAL phy_bil(klon, 360) |
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REAL phy_ice(klon) |
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guez |
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! Pour le champ de d\'epart: |
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INTEGER imdep, jmdep, lmdep |
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REAL, ALLOCATABLE:: dlon(:), dlat(:) |
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REAL, ALLOCATABLE:: dlon_ini(:), dlat_ini(:), timeyear(:) |
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REAL, ALLOCATABLE:: champ(:, :) |
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REAL, ALLOCATABLE:: work(:, :) |
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guez |
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! Pour le champ interpol\'e 3D : |
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REAL, allocatable:: champtime(:, :, :) |
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REAL champan(iim + 1, jjm + 1, 360) |
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! Pour l'inteprolation verticale : |
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REAL, allocatable:: yder(:) |
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INTEGER ndim, ntim |
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INTEGER varid_time |
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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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INTEGER i, j, k, l |
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INTEGER ncid, ncid_limit, varid, dimid |
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REAL, parameter:: tmidmonth(12) = [(15. + 30. * i, i = 0, 11)] |
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namelist /limit_nml/extrap |
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!-------------------- |
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print *, "Call sequence information: limit" |
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print *, "Enter namelist 'limit_nml'." |
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guez |
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read(unit=*, nml=limit_nml) |
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guez |
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write(unit_nml, nml=limit_nml) |
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guez |
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call NF95_CREATE("limit.nc", NF90_CLOBBER, ncid_limit) |
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call NF95_PUT_ATT(ncid_limit, NF90_GLOBAL, "title", & |
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"Fichier conditions aux limites") |
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call NF95_DEF_DIM(ncid_limit, "points_physiques", klon, ndim) |
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call NF95_DEF_DIM(ncid_limit, "time", NF90_UNLIMITED, ntim) |
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call NF95_DEF_VAR(ncid_limit, "TEMPS", NF90_FLOAT, ntim, varid_time) |
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call NF95_PUT_ATT(ncid_limit, varid_time, "title", "Jour dans l annee") |
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call NF95_DEF_VAR(ncid_limit, "FOCE", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_foce) |
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call NF95_PUT_ATT(ncid_limit, id_FOCE, "title", "Fraction ocean") |
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call NF95_DEF_VAR(ncid_limit, "FSIC", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_FSIC) |
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call NF95_PUT_ATT(ncid_limit, id_FSIC, "title", "Fraction glace de mer") |
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call NF95_DEF_VAR(ncid_limit, "FTER", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_FTER) |
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call NF95_PUT_ATT(ncid_limit, id_FTER, "title", "Fraction terre") |
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call NF95_DEF_VAR(ncid_limit, "FLIC", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_FLIC) |
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call NF95_PUT_ATT(ncid_limit, id_FLIC, "title", "Fraction land ice") |
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call NF95_DEF_VAR(ncid_limit, "SST", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_SST) |
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call NF95_PUT_ATT(ncid_limit, id_SST, "title", & |
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"Temperature superficielle de la mer") |
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call NF95_DEF_VAR(ncid_limit, "BILS", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_BILS) |
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call NF95_PUT_ATT(ncid_limit, id_BILS, "title", & |
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"Reference flux de chaleur au sol") |
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call NF95_DEF_VAR(ncid_limit, "ALB", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_ALB) |
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call NF95_PUT_ATT(ncid_limit, id_ALB, "title", "Albedo a la surface") |
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call NF95_DEF_VAR(ncid_limit, "RUG", NF90_FLOAT, dimids=[ndim, ntim], & |
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varid=id_RUG) |
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call NF95_PUT_ATT(ncid_limit, id_RUG, "title", "Rugosite") |
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call NF95_ENDDEF(ncid_limit) |
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call NF95_PUT_VAR(ncid_limit, varid_time, [(k, k = 1, 360)]) |
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guez |
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PRINT *, 'Processing rugosity...' |
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guez |
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call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid) |
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guez |
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! Read coordinate variables: |
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guez |
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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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guez |
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imdep = size(dlon_ini) |
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guez |
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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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guez |
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jmdep = size(dlat_ini) |
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guez |
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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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guez |
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lmdep = size(timeyear) |
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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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! 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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guez |
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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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guez |
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where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001 |
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end do |
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call NF95_CLOSE(ncid) |
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guez |
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DEALLOCATE(dlon, dlat, champ) |
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allocate(yder(lmdep)) |
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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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guez |
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yder = SPLINE(timeyear, champtime(i, j, :)) |
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guez |
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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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deallocate(champtime, yder) |
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champan(iim + 1, :, :) = champan(1, :, :) |
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DO k = 1, 360 |
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call NF95_PUT_VAR(ncid_limit, id_RUG, pack(champan(:, :, k), dyn_phy), & |
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start=[1, k]) |
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ENDDO |
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guez |
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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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guez |
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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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guez |
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imdep = size(dlon_ini) |
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guez |
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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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guez |
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jmdep = size(dlat_ini) |
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call nf95_inq_dimid(ncid, "time", dimid) |
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guez |
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call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep) |
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guez |
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print *, 'lmdep = ', lmdep |
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guez |
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! Coordonn\'ee temporelle fichiers AMIP pas en jours. Ici on suppose |
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guez |
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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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guez |
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ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
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guez |
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ALLOCATE(dlon(imdep), dlat(jmdep)) |
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guez |
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call NF95_INQ_VARID(ncid, 'sicbcs', varid) |
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DO l = 1, lmdep |
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guez |
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call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l]) |
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guez |
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CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
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guez |
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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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call NF95_CLOSE(ncid) |
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guez |
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DEALLOCATE(dlon, dlat, champ) |
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guez |
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PRINT *, 'Interpolation temporelle' |
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allocate(yder(lmdep)) |
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DO j = 1, jjm + 1 |
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DO i = 1, iim |
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guez |
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yder = SPLINE(tmidmonth, champtime(i, j, :)) |
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guez |
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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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deallocate(champtime, yder) |
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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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DO k = 1, 360 |
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guez |
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phy_ice = pack(champan(:, :, k), dyn_phy) |
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guez |
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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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guez |
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WHERE (phy_ice < EPSFRA) phy_ice = 0. |
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guez |
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guez |
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pctsrf(:, is_sic) = max(phy_ice - pctsrf(:, is_lic), 0.) |
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guez |
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! Il y a des cas o\`u il y a de la glace dans landiceref et |
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guez |
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! pas dans AMIP |
248 |
guez |
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WHERE (1. - zmasq < EPSFRA) |
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guez |
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pctsrf(:, is_sic) = 0. |
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pctsrf(:, is_oce) = 0. |
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guez |
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elsewhere |
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guez |
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where (pctsrf(:, is_sic) >= 1 - zmasq) |
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pctsrf(:, is_sic) = 1. - zmasq |
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pctsrf(:, is_oce) = 0. |
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guez |
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ELSEwhere |
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guez |
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pctsrf(:, is_oce) = 1. - zmasq - pctsrf(:, is_sic) |
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where (pctsrf(:, is_oce) < EPSFRA) |
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pctsrf(:, is_oce) = 0. |
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pctsrf(:, is_sic) = 1 - zmasq |
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guez |
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end where |
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end where |
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end where |
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DO i = 1, klon |
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guez |
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if (pctsrf(i, is_oce) < 0.) then |
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print *, "k = ", k |
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print *, 'Bad surface fraction: pctsrf(', i, ', is_oce) = ', & |
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pctsrf(i, is_oce) |
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guez |
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ENDIF |
270 |
guez |
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IF (abs(sum(pctsrf(i, :)) - 1.) > EPSFRA) THEN |
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print *, "k = ", k |
272 |
guez |
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print *, 'Bad surface fraction:' |
273 |
guez |
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print *, "pctsrf(", i, ", :) = ", pctsrf(i, :) |
274 |
guez |
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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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guez |
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call NF95_PUT_VAR(ncid_limit, id_FOCE, pctsrf(:, is_oce), start=[1, k]) |
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call NF95_PUT_VAR(ncid_limit, id_FSIC, pctsrf(:, is_sic), start=[1, k]) |
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call NF95_PUT_VAR(ncid_limit, id_FTER, pctsrf(:, is_ter), start=[1, k]) |
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call NF95_PUT_VAR(ncid_limit, id_FLIC, pctsrf(:, is_lic), start=[1, k]) |
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end DO |
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guez |
3 |
PRINT *, 'Traitement de la sst' |
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call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid) |
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287 |
guez |
22 |
call nf95_inq_varid(ncid, "longitude", varid) |
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call nf95_gw_var(ncid, varid, dlon_ini) |
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guez |
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imdep = size(dlon_ini) |
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291 |
guez |
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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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guez |
3 |
jmdep = size(dlat_ini) |
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call nf95_inq_dimid(ncid, "time", dimid) |
296 |
guez |
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call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep) |
297 |
guez |
3 |
print *, 'lmdep = ', lmdep |
298 |
guez |
247 |
! Ici on suppose qu'on a 12 mois (de 30 jours). |
299 |
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call assert(lmdep == 12, 'limit: AMIP file does not contain 12 months') |
300 |
guez |
3 |
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301 |
guez |
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ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
302 |
guez |
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IF (extrap) ALLOCATE(work(imdep, jmdep)) |
303 |
guez |
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ALLOCATE(dlon(imdep), dlat(jmdep)) |
304 |
guez |
3 |
call NF95_INQ_VARID(ncid, 'tosbcs', varid) |
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DO l = 1, lmdep |
307 |
guez |
264 |
call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l]) |
308 |
guez |
3 |
CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
309 |
guez |
247 |
IF (extrap) & |
310 |
|
|
CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work) |
311 |
guez |
98 |
CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, & |
312 |
guez |
68 |
champtime(:, :, l)) |
313 |
guez |
3 |
ENDDO |
314 |
|
|
|
315 |
|
|
call NF95_CLOSE(ncid) |
316 |
guez |
225 |
DEALLOCATE(dlon, dlat, champ) |
317 |
guez |
3 |
allocate(yder(lmdep)) |
318 |
|
|
|
319 |
|
|
! interpolation temporelle |
320 |
|
|
DO j = 1, jjm + 1 |
321 |
|
|
DO i = 1, iim |
322 |
guez |
68 |
yder = SPLINE(tmidmonth, champtime(i, j, :)) |
323 |
guez |
3 |
DO k = 1, 360 |
324 |
|
|
champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, & |
325 |
|
|
real(k-1)) |
326 |
|
|
ENDDO |
327 |
|
|
ENDDO |
328 |
|
|
ENDDO |
329 |
|
|
|
330 |
|
|
deallocate(champtime, yder) |
331 |
|
|
champan(iim + 1, :, :) = champan(1, :, :) |
332 |
|
|
|
333 |
|
|
!IM14/03/2002 : SST amipbc greater then 271.38 |
334 |
guez |
247 |
PRINT *, 'limit: SST Amipbc >= 271.38 ' |
335 |
|
|
|
336 |
guez |
3 |
DO k = 1, 360 |
337 |
|
|
DO j = 1, jjm + 1 |
338 |
|
|
DO i = 1, iim |
339 |
guez |
247 |
champan(i, j, k) = max(champan(i, j, k), 271.38) |
340 |
guez |
3 |
ENDDO |
341 |
guez |
247 |
|
342 |
guez |
3 |
champan(iim + 1, j, k) = champan(1, j, k) |
343 |
|
|
ENDDO |
344 |
|
|
ENDDO |
345 |
guez |
247 |
|
346 |
guez |
264 |
DO k = 1, 360 |
347 |
|
|
call NF95_PUT_VAR(ncid_limit, id_SST, pack(champan(:, :, k), dyn_phy), & |
348 |
|
|
start=[1, k]) |
349 |
|
|
end DO |
350 |
guez |
3 |
|
351 |
guez |
97 |
PRINT *, "Traitement de l'albedo..." |
352 |
guez |
3 |
call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid) |
353 |
|
|
|
354 |
guez |
22 |
call nf95_inq_varid(ncid, "longitude", varid) |
355 |
|
|
call nf95_gw_var(ncid, varid, dlon_ini) |
356 |
guez |
3 |
imdep = size(dlon_ini) |
357 |
|
|
|
358 |
guez |
22 |
call nf95_inq_varid(ncid, "latitude", varid) |
359 |
|
|
call nf95_gw_var(ncid, varid, dlat_ini) |
360 |
guez |
3 |
jmdep = size(dlat_ini) |
361 |
|
|
|
362 |
guez |
22 |
call nf95_inq_varid(ncid, "temps", varid) |
363 |
|
|
call nf95_gw_var(ncid, varid, timeyear) |
364 |
guez |
3 |
lmdep = size(timeyear) |
365 |
|
|
|
366 |
guez |
98 |
ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep)) |
367 |
|
|
ALLOCATE(dlon(imdep), dlat(jmdep)) |
368 |
guez |
3 |
call NF95_INQ_VARID(ncid, 'ALBEDO', varid) |
369 |
|
|
|
370 |
|
|
DO l = 1, lmdep |
371 |
guez |
97 |
PRINT *, "timeyear(", l, ") =", timeyear(l) |
372 |
guez |
264 |
call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l]) |
373 |
guez |
3 |
CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ) |
374 |
|
|
CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, & |
375 |
guez |
68 |
champtime(:, :, l)) |
376 |
guez |
3 |
ENDDO |
377 |
|
|
|
378 |
|
|
call NF95_CLOSE(ncid) |
379 |
|
|
|
380 |
|
|
allocate(yder(lmdep)) |
381 |
|
|
|
382 |
|
|
! interpolation temporelle |
383 |
|
|
DO j = 1, jjm + 1 |
384 |
|
|
DO i = 1, iim |
385 |
guez |
68 |
yder = SPLINE(timeyear, champtime(i, j, :)) |
386 |
guez |
3 |
DO k = 1, 360 |
387 |
|
|
champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, & |
388 |
|
|
real(k-1)) |
389 |
|
|
ENDDO |
390 |
|
|
ENDDO |
391 |
|
|
ENDDO |
392 |
|
|
|
393 |
|
|
champan(iim + 1, :, :) = champan(1, :, :) |
394 |
|
|
|
395 |
|
|
DO k = 1, 360 |
396 |
guez |
264 |
call NF95_PUT_VAR(ncid_limit, id_ALB, pack(champan(:, :, k), dyn_phy), & |
397 |
|
|
start=[1, k]) |
398 |
|
|
end DO |
399 |
guez |
3 |
|
400 |
guez |
264 |
phy_bil = 0. |
401 |
|
|
call NF95_PUT_VAR(ncid_limit, id_BILS, phy_bil) |
402 |
guez |
3 |
|
403 |
guez |
264 |
call NF95_CLOSE(ncid_limit) |
404 |
guez |
3 |
|
405 |
|
|
END SUBROUTINE limit |
406 |
|
|
|
407 |
|
|
end module limit_mod |