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trunk/dyn3d/etat0.f90 revision 78 by guez, Wed Feb 5 17:51:07 2014 UTC trunk/Sources/dyn3d/etat0.f revision 175 by guez, Fri Feb 5 16:02:34 2016 UTC
# Line 13  module etat0_mod Line 13  module etat0_mod
13    
14  contains  contains
15    
16    SUBROUTINE etat0    SUBROUTINE etat0(phis)
17    
18      ! From "etat0_netcdf.F", version 1.3 2005/05/25 13:10:09      ! From "etat0_netcdf.F", version 1.3, 2005/05/25 13:10:09
19    
20      use caldyn0_m, only: caldyn0      use caldyn0_m, only: caldyn0
21      use comconst, only: dtvr, daysec, cpp, kappa      use comconst, only: cpp, kappa, iniconst
22      use comgeom, only: rlatu, rlonv, rlonu, rlatv, aire_2d, apoln, apols, &      use comgeom, only: aire_2d, apoln, apols, cu_2d, cv_2d, inigeom
23           cu_2d, cv_2d, inigeom      use conf_gcm_m, only: nday, day_step, iphysiq
     use conf_gcm_m, only: day_step, iphysiq, dayref, anneeref  
24      use dimens_m, only: iim, jjm, llm, nqmx      use dimens_m, only: iim, jjm, llm, nqmx
25      use dimphy, only: zmasq      use dimphy, only: zmasq
26      use dimsoil, only: nsoilmx      use dimsoil, only: nsoilmx
27      use disvert_m, only: ap, bp, preff, pa      use disvert_m, only: ap, bp, preff, pa, disvert
28        use dynetat0_m, only: day_ref, annee_ref, xprimp025, xprimm025, rlatu1, &
29             rlatu2, rlatu, rlatv, yprimu1, yprimu2, rlonu, rlonv, xprimu, xprimv
30      use dynredem0_m, only: dynredem0      use dynredem0_m, only: dynredem0
31      use dynredem1_m, only: dynredem1      use dynredem1_m, only: dynredem1
32      use exner_hyb_m, only: exner_hyb      use exner_hyb_m, only: exner_hyb
33        use fxhyp_m, only: fxhyp
34        use fyhyp_m, only: fyhyp
35      use geopot_m, only: geopot      use geopot_m, only: geopot
36      use grid_atob, only: grille_m      use grid_atob, only: grille_m
37      use grid_change, only: init_dyn_phy, dyn_phy      use grid_change, only: init_dyn_phy, dyn_phy
     use histclo_m, only: histclo  
38      use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra      use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra
39      use iniadvtrac_m, only: iniadvtrac      use iniadvtrac_m, only: iniadvtrac
40      use inifilr_m, only: inifilr      use inifilr_m, only: inifilr
41      use massdair_m, only: massdair      use massdair_m, only: massdair
42      use netcdf, only: nf90_nowrite      use netcdf, only: nf90_nowrite
43      use netcdf95, only: nf95_close, nf95_get_var, nf95_gw_var, &      use netcdf95, only: nf95_close, nf95_get_var, nf95_gw_var, nf95_put_var, &
44           nf95_inq_varid, nf95_open           nf95_inq_varid, nf95_open
45      use nr_util, only: pi      use nr_util, only: pi, assert
46      use paramet_m, only: ip1jm, ip1jmp1      use paramet_m, only: ip1jm, ip1jmp1
47        use phyetat0_m, only: rlat, rlon
48        use phyredem0_m, only: phyredem0, ncid_restartphy
49      use phyredem_m, only: phyredem      use phyredem_m, only: phyredem
     use pressure_var, only: pls, p3d  
50      use q_sat_m, only: q_sat      use q_sat_m, only: q_sat
51      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz
52      use regr_pr_o3_m, only: regr_pr_o3      use regr_pr_o3_m, only: regr_pr_o3
     use serre, only: alphax  
53      use startdyn, only: start_init_dyn      use startdyn, only: start_init_dyn
54      USE start_init_orog_m, only: start_init_orog, mask      USE start_init_orog_m, only: start_init_orog, mask
55      use start_init_phys_m, only: start_init_phys      use start_init_phys_m, only: start_init_phys
56      use start_inter_3d_m, only: start_inter_3d      use start_inter_3d_m, only: start_inter_3d
57      use temps, only: itau_phy, annee_ref, day_ref      use test_disvert_m, only: test_disvert
58        use unit_nml_m, only: unit_nml
59    
60      ! Variables local to the procedure:      REAL, intent(out):: phis(:, :) ! (iim + 1, jjm + 1)
61        ! surface geopotential, in m2 s-2
62    
63      REAL latfi(klon), lonfi(klon)      ! Local:
     ! (latitude and longitude of a point of the scalar grid identified  
     ! by a simple index, in °)  
64    
65      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, teta      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, teta
66      REAL vcov(iim + 1, jjm, llm)      REAL vcov(iim + 1, jjm, llm)
# Line 69  contains Line 71  contains
71      ! and pressure level "pls(i, j, l)".)      ! and pressure level "pls(i, j, l)".)
72    
73      real qsat(iim + 1, jjm + 1, llm) ! mass fraction of saturating water vapor      real qsat(iim + 1, jjm + 1, llm) ! mass fraction of saturating water vapor
74      REAL tsol(klon), qsol(klon), sn(klon)      REAL qsolsrf(klon, nbsrf), snsrf(klon, nbsrf)
     REAL tsolsrf(klon, nbsrf), qsolsrf(klon, nbsrf), snsrf(klon, nbsrf)  
75      REAL albe(klon, nbsrf), evap(klon, nbsrf)      REAL albe(klon, nbsrf), evap(klon, nbsrf)
     REAL alblw(klon, nbsrf)  
76      REAL tsoil(klon, nsoilmx, nbsrf)      REAL tsoil(klon, nsoilmx, nbsrf)
77      REAL radsol(klon), rain_fall(klon), snow_fall(klon)      REAL null_array(klon)
78      REAL solsw(klon), sollw(klon), fder(klon)      REAL solsw(klon), sollw(klon)
79      !IM "slab" ocean      !IM "slab" ocean
     REAL tslab(klon)  
     real seaice(klon) ! kg m-2  
80      REAL frugs(klon, nbsrf), agesno(klon, nbsrf)      REAL frugs(klon, nbsrf), agesno(klon, nbsrf)
81      REAL rugmer(klon)      REAL rugmer(klon)
     REAL phis(iim + 1, jjm + 1) ! surface geopotential, in m2 s-2  
82      real, dimension(iim + 1, jjm + 1):: zmea_2d, zstd_2d, zsig_2d, zgam_2d      real, dimension(iim + 1, jjm + 1):: zmea_2d, zstd_2d, zsig_2d, zgam_2d
83      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d
84      real, dimension(iim + 1, jjm + 1):: tsol_2d, qsol_2d, ps      real, dimension(iim + 1, jjm + 1):: tsol_2d, qsol_2d, ps
# Line 90  contains Line 87  contains
87      REAL zthe(klon)      REAL zthe(klon)
88      REAL zpic(klon), zval(klon)      REAL zpic(klon), zval(klon)
89      REAL t_ancien(klon, llm), q_ancien(klon, llm)      REAL t_ancien(klon, llm), q_ancien(klon, llm)
     REAL run_off_lic_0(klon)  
90      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)
91    
92      ! Déclarations pour lecture glace de mer :      ! D\'eclarations pour lecture glace de mer :
93      INTEGER iml_lic, jml_lic      INTEGER iml_lic, jml_lic
94      INTEGER ncid, varid      INTEGER ncid, varid
95      REAL, pointer:: dlon_lic(:), dlat_lic(:)      REAL, pointer:: dlon_lic(:), dlat_lic(:)
# Line 104  contains Line 100  contains
100    
101      REAL pk(iim + 1, jjm + 1, llm) ! fonction d'Exner aux milieux des couches      REAL pk(iim + 1, jjm + 1, llm) ! fonction d'Exner aux milieux des couches
102      real pks(iim + 1, jjm + 1)      real pks(iim + 1, jjm + 1)
   
103      REAL masse(iim + 1, jjm + 1, llm)      REAL masse(iim + 1, jjm + 1, llm)
104      REAL phi(iim + 1, jjm + 1, llm)      REAL phi(iim + 1, jjm + 1, llm)
     REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)  
     REAL w(ip1jmp1, llm)  
     REAL phystep  
   
105      real sig1(klon, llm) ! section adiabatic updraft      real sig1(klon, llm) ! section adiabatic updraft
106      real w01(klon, llm) ! vertical velocity within adiabatic updraft      real w01(klon, llm) ! vertical velocity within adiabatic updraft
107    
108        real pls(iim + 1, jjm + 1, llm)
109        ! (pressure at mid-layer of LMDZ grid, in Pa)
110        ! "pls(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
111        ! for layer "l")
112    
113        REAL p3d(iim + 1, jjm + 1, llm+1) ! pressure at layer interfaces, in Pa
114        ! ("p3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
115        ! for interface "l")
116    
117        namelist /etat0_nml/ day_ref, annee_ref
118    
119      !---------------------------------      !---------------------------------
120    
121      print *, "Call sequence information: etat0"      print *, "Call sequence information: etat0"
122    
123      dtvr = daysec / real(day_step)      print *, "Enter namelist 'etat0_nml'."
124      print *, 'dtvr = ', dtvr      read(unit=*, nml=etat0_nml)
125        write(unit_nml, nml=etat0_nml)
126    
127        CALL iniconst
128    
129      ! Construct a grid:      ! Construct a grid:
130    
131      pa = 5e4      pa = 5e4
132      CALL iniconst      CALL disvert
133        call test_disvert
134    
135        CALL fyhyp(rlatu, rlatv, rlatu2, yprimu2, rlatu1, yprimu1)
136        CALL fxhyp(xprimm025, rlonv, xprimv, rlonu, xprimu, xprimp025)
137    
138        rlatu(1) = pi / 2.
139        rlatu(jjm + 1) = -rlatu(1)
140    
141      CALL inigeom      CALL inigeom
142      CALL inifilr      CALL inifilr
143    
144      latfi(1) = 90.      rlat(1) = 90.
145      latfi(2:klon-1) = pack(spread(rlatu(2:jjm), 1, iim), .true.) * 180. / pi      rlat(2:klon-1) = pack(spread(rlatu(2:jjm), 1, iim), .true.) * 180. / pi
146      ! (with conversion to degrees)      ! (with conversion to degrees)
147      latfi(klon) = - 90.      rlat(klon) = - 90.
148    
149      lonfi(1) = 0.      rlon(1) = 0.
150      lonfi(2:klon-1) = pack(spread(rlonv(:iim), 2, jjm - 1), .true.) * 180. / pi      rlon(2:klon-1) = pack(spread(rlonv(:iim), 2, jjm - 1), .true.) * 180. / pi
151      ! (with conversion to degrees)      ! (with conversion to degrees)
152      lonfi(klon) = 0.      rlon(klon) = 0.
153    
154      call start_init_orog(phis, zmea_2d, zstd_2d, zsig_2d, zgam_2d, zthe_2d, &      call start_init_orog(phis, zmea_2d, zstd_2d, zsig_2d, zgam_2d, zthe_2d, &
155           zpic_2d, zval_2d) ! also compute "mask"           zpic_2d, zval_2d) ! also compute "mask"
# Line 150  contains Line 163  contains
163      ! Compute pressure on intermediate levels:      ! Compute pressure on intermediate levels:
164      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps
165      CALL exner_hyb(ps, p3d, pks, pk)      CALL exner_hyb(ps, p3d, pks, pk)
166      IF (MINVAL(pk) == MAXVAL(pk)) then      call assert(MINVAL(pk) /= MAXVAL(pk), '"pk" should not be constant')
        print *, '"pk" should not be constant'  
        stop 1  
     end IF  
167    
168      pls = preff * (pk / cpp)**(1. / kappa)      pls = preff * (pk / cpp)**(1. / kappa)
169      PRINT *, "minval(pls) = ", minval(pls)      PRINT *, "minval(pls) = ", minval(pls)
# Line 179  contains Line 189  contains
189              / apols              / apols
190      ENDDO      ENDDO
191    
192      ! Calcul de l'humidité à saturation :      ! Calcul de l'humidit\'e \`a saturation :
193      qsat = q_sat(t3d, pls)      qsat = q_sat(t3d, pls)
194      PRINT *, "minval(qsat) = ", minval(qsat)      PRINT *, "minval(qsat) = ", minval(qsat)
195      print *, "maxval(qsat) = ", maxval(qsat)      print *, "maxval(qsat) = ", maxval(qsat)
# Line 200  contains Line 210  contains
210      if (nqmx >= 5) then      if (nqmx >= 5) then
211         ! Ozone:         ! Ozone:
212         call regr_lat_time_coefoz         call regr_lat_time_coefoz
213         call regr_pr_o3(q(:, :, :, 5))         call regr_pr_o3(p3d, q(:, :, :, 5))
214         ! Convert from mole fraction to mass fraction:         ! Convert from mole fraction to mass fraction:
215         q(:, :, :, 5) = q(:, :, :, 5) * 48. / 29.         q(:, :, :, 5) = q(:, :, :, 5) * 48. / 29.
216      end if      end if
217    
218      tsol = pack(tsol_2d, dyn_phy)      null_array = 0.
     qsol = pack(qsol_2d, dyn_phy)  
     sn = 0. ! snow  
     radsol = 0.  
     tslab = 0. ! IM "slab" ocean  
     seaice = 0.  
219      rugmer = 0.001      rugmer = 0.001
220      zmea = pack(zmea_2d, dyn_phy)      zmea = pack(zmea_2d, dyn_phy)
221      zstd = pack(zstd_2d, dyn_phy)      zstd = pack(zstd_2d, dyn_phy)
# Line 240  contains Line 245  contains
245    
246      call nf95_close(ncid)      call nf95_close(ncid)
247    
248      ! Interpolation sur la grille T du modèle :      ! Interpolation sur la grille T du mod\`ele :
249      PRINT *, 'Dimensions de "landiceref.nc"'      PRINT *, 'Dimensions de "landiceref.nc"'
250      print *, "iml_lic = ", iml_lic      print *, "iml_lic = ", iml_lic
251      print *, "jml_lic = ", jml_lic      print *, "jml_lic = ", jml_lic
252    
253      ! Si les coordonnées sont en degrés, on les transforme :      ! Si les coordonn\'ees sont en degr\'es, on les transforme :
254      IF (MAXVAL(dlon_lic) > pi) THEN      IF (MAXVAL(dlon_lic) > pi) THEN
255         dlon_lic = dlon_lic * pi / 180.         dlon_lic = dlon_lic * pi / 180.
256      ENDIF      ENDIF
# Line 262  contains Line 267  contains
267      ! Passage sur la grille physique      ! Passage sur la grille physique
268      pctsrf = 0.      pctsrf = 0.
269      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)
270      ! Adéquation avec le maque terre/mer      ! Ad\'equation avec le maque terre/mer
271      WHERE (pctsrf(:, is_lic) < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (pctsrf(:, is_lic) < EPSFRA) pctsrf(:, is_lic) = 0.
272      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.
273      pctsrf(:, is_ter) = zmasq      pctsrf(:, is_ter) = zmasq
# Line 279  contains Line 284  contains
284         end where         end where
285      end where      end where
286    
287      ! Sous-surface océan et glace de mer (pour démarrer on met glace      ! Sous-surface oc\'ean et glace de mer (pour d\'emarrer on met glace
288      ! de mer à 0) :      ! de mer \`a 0) :
289      pctsrf(:, is_oce) = 1. - zmasq      pctsrf(:, is_oce) = 1. - zmasq
290      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.
291    
292      ! Vérification que somme des sous-surfaces vaut 1 :      ! V\'erification que la somme des sous-surfaces vaut 1 :
293      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)
294      IF (ji /= 0) then      IF (ji /= 0) then
295         PRINT *, 'Problème répartition sous maille pour ', ji, 'points'         PRINT *, 'Bad surface percentages for ', ji, 'points'
296      end IF      end IF
297    
298      ! Calcul intermédiaire :      ! Calcul interm\'ediaire :
299      CALL massdair(p3d, masse)      CALL massdair(p3d, masse)
300    
     print *, 'ALPHAX = ', alphax  
   
301      forall (l = 1:llm)      forall (l = 1:llm)
302         masse(:, 1, l) = SUM(aire_2d(:iim, 1) * masse(:iim, 1, l)) / apoln         masse(:, 1, l) = SUM(aire_2d(:iim, 1) * masse(:iim, 1, l)) / apoln
303         masse(:, jjm + 1, l) = &         masse(:, jjm + 1, l) = &
304              SUM(aire_2d(:iim, jjm + 1) * masse(:iim, jjm + 1, l)) / apols              SUM(aire_2d(:iim, jjm + 1) * masse(:iim, jjm + 1, l)) / apols
305      END forall      END forall
306    
     ! Initialisation pour traceurs:  
307      call iniadvtrac      call iniadvtrac
     itau_phy = 0  
     day_ref = dayref  
     annee_ref = anneeref  
   
308      CALL geopot(teta, pk , pks, phis, phi)      CALL geopot(teta, pk , pks, phis, phi)
309      CALL caldyn0(ucov, vcov, teta, ps, masse, pk, phis, phi, w, pbaru, &      CALL caldyn0(ucov, vcov, teta, ps, pk, phis, phi)
310           pbarv)      CALL dynredem0(day_ref, phis)
311      CALL dynredem0("start.nc", dayref, phis)      CALL dynredem1(vcov, ucov, teta, q, masse, ps, itau = 0)
     CALL dynredem1("start.nc", vcov, ucov, teta, q, masse, ps, itau=0)  
   
     ! Ecriture état initial physique:  
     print *, "iphysiq = ", iphysiq  
     phystep = dtvr * REAL(iphysiq)  
     print *, 'phystep = ', phystep  
312    
313      ! Initialisations :      ! Initialisations :
314      tsolsrf(:, is_ter) = tsol      snsrf = 0.
     tsolsrf(:, is_lic) = tsol  
     tsolsrf(:, is_oce) = tsol  
     tsolsrf(:, is_sic) = tsol  
     snsrf(:, is_ter) = sn  
     snsrf(:, is_lic) = sn  
     snsrf(:, is_oce) = sn  
     snsrf(:, is_sic) = sn  
315      albe(:, is_ter) = 0.08      albe(:, is_ter) = 0.08
316      albe(:, is_lic) = 0.6      albe(:, is_lic) = 0.6
317      albe(:, is_oce) = 0.5      albe(:, is_oce) = 0.5
318      albe(:, is_sic) = 0.6      albe(:, is_sic) = 0.6
     alblw = albe  
319      evap = 0.      evap = 0.
320      qsolsrf(:, is_ter) = 150.      qsolsrf = 150.
321      qsolsrf(:, is_lic) = 150.      tsoil = spread(spread(pack(tsol_2d, dyn_phy), 2, nsoilmx), 3, nbsrf)
     qsolsrf(:, is_oce) = 150.  
     qsolsrf(:, is_sic) = 150.  
     tsoil = spread(spread(tsol, 2, nsoilmx), 3, nbsrf)  
     rain_fall = 0.  
     snow_fall = 0.  
322      solsw = 165.      solsw = 165.
323      sollw = -53.      sollw = -53.
324      t_ancien = 273.15      t_ancien = 273.15
325      q_ancien = 0.      q_ancien = 0.
326      agesno = 0.      agesno = 0.
     !IM "slab" ocean  
     tslab = tsolsrf(:, is_oce)  
     seaice = 0.  
327    
328      frugs(:, is_oce) = rugmer      frugs(:, is_oce) = rugmer
329      frugs(:, is_ter) = MAX(1e-5, zstd * zsig / 2)      frugs(:, is_ter) = MAX(1e-5, zstd * zsig / 2)
330      frugs(:, is_lic) = MAX(1e-5, zstd * zsig / 2)      frugs(:, is_lic) = MAX(1e-5, zstd * zsig / 2)
331      frugs(:, is_sic) = 0.001      frugs(:, is_sic) = 0.001
     fder = 0.  
332      clwcon = 0.      clwcon = 0.
333      rnebcon = 0.      rnebcon = 0.
334      ratqs = 0.      ratqs = 0.
     run_off_lic_0 = 0.  
335      sig1 = 0.      sig1 = 0.
336      w01 = 0.      w01 = 0.
337    
338      call phyredem("startphy.nc", latfi, lonfi, pctsrf, &      nday = 0
339           tsolsrf, tsoil, tslab, seaice, qsolsrf, qsol, snsrf, albe, alblw, &      call phyredem0(lmt_pas = day_step / iphysiq, itau_phy = 0)
340           evap, rain_fall, snow_fall, solsw, sollw, fder, radsol, frugs, &  
341           agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, &      call nf95_inq_varid(ncid_restartphy, "trs", varid)
342           t_ancien, q_ancien, rnebcon, ratqs, clwcon, run_off_lic_0, sig1, w01)      call nf95_put_var(ncid_restartphy, varid, null_array)
343      CALL histclo  
344        call phyredem(pctsrf, tsoil(:, 1, :), tsoil, qsolsrf, &
345             pack(qsol_2d, dyn_phy), snsrf, albe, evap, null_array, null_array, &
346             solsw, sollw, null_array, null_array, frugs, agesno, zmea, zstd, &
347             zsig, zgam, zthe, zpic, zval, t_ancien, q_ancien, rnebcon, ratqs, &
348             clwcon, null_array, sig1, w01)
349    
350    END SUBROUTINE etat0    END SUBROUTINE etat0
351    
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