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trunk/dyn3d/etat0.f90 revision 76 by guez, Fri Nov 15 18:45:49 2013 UTC trunk/dyn3d/etat0.f revision 99 by guez, Wed Jul 2 18:39:15 2014 UTC
# Line 7  module etat0_mod Line 7  module etat0_mod
7    
8    REAL pctsrf(klon, nbsrf)    REAL pctsrf(klon, nbsrf)
9    ! ("pctsrf(i, :)" is the composition of the surface at horizontal    ! ("pctsrf(i, :)" is the composition of the surface at horizontal
10    !  position "i")    ! position "i")
11    
12    private nbsrf, klon    private nbsrf, klon
13    
# Line 15  contains Line 15  contains
15    
16    SUBROUTINE etat0    SUBROUTINE etat0
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: rlatu, rlonv, rlonu, rlatv, aire_2d, apoln, apols, &
23           cu_2d, cv_2d           cu_2d, cv_2d, inigeom
24      use conf_gcm_m, only: day_step, iphysiq, dayref, anneeref      use conf_gcm_m, only: dayref, anneeref
25      use dimens_m, only: iim, jjm, llm, nqmx      use dimens_m, only: iim, jjm, llm, nqmx
26      use dimphy, only: zmasq      use dimphy, only: zmasq
27      use dimsoil, only: nsoilmx      use dimsoil, only: nsoilmx
28      use disvert_m, only: ap, bp, preff, pa      use disvert_m, only: ap, bp, preff, pa, disvert
29      use dynredem0_m, only: dynredem0      use dynredem0_m, only: dynredem0
30      use dynredem1_m, only: dynredem1      use dynredem1_m, only: dynredem1
31      use exner_hyb_m, only: exner_hyb      use exner_hyb_m, only: exner_hyb
# Line 36  contains Line 36  contains
36      use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra      use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra
37      use iniadvtrac_m, only: iniadvtrac      use iniadvtrac_m, only: iniadvtrac
38      use inifilr_m, only: inifilr      use inifilr_m, only: inifilr
     use inigeom_m, only: inigeom  
39      use massdair_m, only: massdair      use massdair_m, only: massdair
40      use netcdf, only: nf90_nowrite      use netcdf, only: nf90_nowrite
41      use netcdf95, only: nf95_close, nf95_get_var, nf95_gw_var, &      use netcdf95, only: nf95_close, nf95_get_var, nf95_gw_var, &
42           nf95_inq_varid, nf95_open           nf95_inq_varid, nf95_open
43      use nr_util, only: pi      use nr_util, only: pi, assert
44      use paramet_m, only: ip1jm, ip1jmp1      use paramet_m, only: ip1jm, ip1jmp1
45      use phyredem_m, only: phyredem      use phyredem_m, only: phyredem
     use pressure_var, only: pls, p3d  
46      use q_sat_m, only: q_sat      use q_sat_m, only: q_sat
47      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz
48      use regr_pr_o3_m, only: regr_pr_o3      use regr_pr_o3_m, only: regr_pr_o3
49      use serre, only: alphax      use serre, only: alphax
50      use startdyn, only: start_init_dyn      use startdyn, only: start_init_dyn
51      USE start_init_orog_m, only: start_init_orog, mask, phis      USE start_init_orog_m, only: start_init_orog, mask
52      use start_init_phys_m, only: start_init_phys      use start_init_phys_m, only: start_init_phys
53      use start_inter_3d_m, only: start_inter_3d      use start_inter_3d_m, only: start_inter_3d
54      use temps, only: itau_phy, annee_ref, day_ref      use temps, only: itau_phy, annee_ref, day_ref
55        use test_disvert_m, only: test_disvert
56    
57      ! Variables local to the procedure:      ! Variables local to the procedure:
58    
59      REAL latfi(klon), lonfi(klon)      REAL latfi(klon), lonfi(klon)
60      ! (latitude and longitude of a point of the scalar grid identified      ! (latitude and longitude of a point of the scalar grid identified
61      ! by a simple index, in °)      ! by a simple index, in degrees)
62    
63      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, teta      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, teta
64      REAL vcov(iim + 1, jjm, llm)      REAL vcov(iim + 1, jjm, llm)
# Line 70  contains Line 69  contains
69      ! and pressure level "pls(i, j, l)".)      ! and pressure level "pls(i, j, l)".)
70    
71      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
72      REAL tsol(klon), qsol(klon), sn(klon)      REAL sn(klon)
73      REAL tsolsrf(klon, nbsrf), qsolsrf(klon, nbsrf), snsrf(klon, nbsrf)      REAL qsolsrf(klon, nbsrf), snsrf(klon, nbsrf)
74      REAL albe(klon, nbsrf), evap(klon, nbsrf)      REAL albe(klon, nbsrf), evap(klon, nbsrf)
75      REAL alblw(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 radsol(klon), rain_fall(klon), snow_fall(klon)
78      REAL solsw(klon), sollw(klon), fder(klon)      REAL solsw(klon), sollw(klon), fder(klon)
79      !IM "slab" ocean      !IM "slab" ocean
     REAL tslab(klon)  
80      real seaice(klon) ! kg m-2      real seaice(klon) ! kg m-2
81      REAL frugs(klon, nbsrf), agesno(klon, nbsrf)      REAL frugs(klon, nbsrf), agesno(klon, nbsrf)
82      REAL rugmer(klon)      REAL rugmer(klon)
83      real, dimension(iim + 1, jjm + 1):: relief, zstd_2d, zsig_2d, zgam_2d      REAL phis(iim + 1, jjm + 1) ! surface geopotential, in m2 s-2
84        real, dimension(iim + 1, jjm + 1):: zmea_2d, zstd_2d, zsig_2d, zgam_2d
85      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d
86      real, dimension(iim + 1, jjm + 1):: tsol_2d, qsol_2d, ps      real, dimension(iim + 1, jjm + 1):: tsol_2d, qsol_2d, ps
87      REAL zmea(klon), zstd(klon)      REAL zmea(klon), zstd(klon)
88      REAL zsig(klon), zgam(klon)      REAL zsig(klon), zgam(klon)
89      REAL zthe(klon)      REAL zthe(klon)
90      REAL zpic(klon), zval(klon)      REAL zpic(klon), zval(klon)
91      REAL t_ancien(klon, llm), q_ancien(klon, llm)      !      REAL t_ancien(klon, llm), q_ancien(klon, llm)
92      REAL run_off_lic_0(klon)      REAL run_off_lic_0(klon)
93      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)
94    
95      ! Déclarations pour lecture glace de mer :      ! D\'eclarations pour lecture glace de mer :
96      INTEGER iml_lic, jml_lic      INTEGER iml_lic, jml_lic
97      INTEGER ncid, varid      INTEGER ncid, varid
98      REAL, pointer:: dlon_lic(:), dlat_lic(:)      REAL, pointer:: dlon_lic(:), dlat_lic(:)
# Line 108  contains Line 107  contains
107      REAL masse(iim + 1, jjm + 1, llm)      REAL masse(iim + 1, jjm + 1, llm)
108      REAL phi(iim + 1, jjm + 1, llm)      REAL phi(iim + 1, jjm + 1, llm)
109      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)
110      REAL w(ip1jmp1, llm)      REAL w(iim + 1, jjm + 1, llm)
     REAL phystep  
111    
112      real sig1(klon, llm) ! section adiabatic updraft      real sig1(klon, llm) ! section adiabatic updraft
113      real w01(klon, llm) ! vertical velocity within adiabatic updraft      real w01(klon, llm) ! vertical velocity within adiabatic updraft
114    
115        real pls(iim + 1, jjm + 1, llm)
116        ! (pressure at mid-layer of LMDZ grid, in Pa)
117        ! "pls(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
118        ! for layer "l")
119    
120        REAL p3d(iim + 1, jjm + 1, llm+1) ! pressure at layer interfaces, in Pa
121        ! ("p3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
122        ! for interface "l")
123    
124      !---------------------------------      !---------------------------------
125    
126      print *, "Call sequence information: etat0"      print *, "Call sequence information: etat0"
127    
128      dtvr = daysec / real(day_step)      CALL iniconst
     print *, 'dtvr = ', dtvr  
129    
130      ! Construct a grid:      ! Construct a grid:
131    
132      pa = 5e4      pa = 5e4
133      CALL iniconst      CALL disvert
134        call test_disvert
135      CALL inigeom      CALL inigeom
136      CALL inifilr      CALL inifilr
137    
# Line 138  contains Line 145  contains
145      ! (with conversion to degrees)      ! (with conversion to degrees)
146      lonfi(klon) = 0.      lonfi(klon) = 0.
147    
148      call start_init_orog(relief, zstd_2d, zsig_2d, zgam_2d, zthe_2d, zpic_2d, &      call start_init_orog(phis, zmea_2d, zstd_2d, zsig_2d, zgam_2d, zthe_2d, &
149           zval_2d) ! also compute "mask" and "phis"           zpic_2d, zval_2d) ! also compute "mask"
150      call init_dyn_phy ! define the mask "dyn_phy" for distinct grid points      call init_dyn_phy ! define the mask "dyn_phy" for distinct grid points
151      zmasq = pack(mask, dyn_phy)      zmasq = pack(mask, dyn_phy)
152      PRINT *, 'Masque construit'      PRINT *, 'Masque construit'
153    
154      call start_init_phys(tsol_2d, qsol_2d)      call start_init_phys(tsol_2d, qsol_2d)
155      CALL start_init_dyn(tsol_2d, ps)      CALL start_init_dyn(tsol_2d, phis, ps)
156    
157      ! Compute pressure on intermediate levels:      ! Compute pressure on intermediate levels:
158      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps
159      CALL exner_hyb(ps, p3d, pks, pk)      CALL exner_hyb(ps, p3d, pks, pk)
160      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  
161    
162      pls = preff * (pk / cpp)**(1. / kappa)      pls = preff * (pk / cpp)**(1. / kappa)
163      PRINT *, "minval(pls) = ", minval(pls)      PRINT *, "minval(pls) = ", minval(pls)
# Line 168  contains Line 172  contains
172      vcov(iim + 1, :, :) = vcov(1, :, :)      vcov(iim + 1, :, :) = vcov(1, :, :)
173    
174      call start_inter_3d('TEMP', rlonu, rlatv, pls, t3d)      call start_inter_3d('TEMP', rlonu, rlatv, pls, t3d)
175      PRINT *,  'minval(t3d) = ', minval(t3d)      PRINT *, 'minval(t3d) = ', minval(t3d)
176      print *, "maxval(t3d) = ", maxval(t3d)      print *, "maxval(t3d) = ", maxval(t3d)
177    
178      teta(:iim, :, :) = t3d(:iim, :, :) * cpp / pk(:iim, :, :)      teta(:iim, :, :) = t3d(:iim, :, :) * cpp / pk(:iim, :, :)
# Line 179  contains Line 183  contains
183              / apols              / apols
184      ENDDO      ENDDO
185    
186      ! Calcul de l'humidité à saturation :      ! Calcul de l'humidit\'e \`a saturation :
187      qsat = q_sat(t3d, pls)      qsat = q_sat(t3d, pls)
188      PRINT *, "minval(qsat) = ", minval(qsat)      PRINT *, "minval(qsat) = ", minval(qsat)
189      print *, "maxval(qsat) = ", maxval(qsat)      print *, "maxval(qsat) = ", maxval(qsat)
# Line 200  contains Line 204  contains
204      if (nqmx >= 5) then      if (nqmx >= 5) then
205         ! Ozone:         ! Ozone:
206         call regr_lat_time_coefoz         call regr_lat_time_coefoz
207         call regr_pr_o3(q(:, :, :, 5))         call regr_pr_o3(p3d, q(:, :, :, 5))
208         ! Convert from mole fraction to mass fraction:         ! Convert from mole fraction to mass fraction:
209         q(:, :, :, 5) = q(:, :, :, 5)  * 48. / 29.         q(:, :, :, 5) = q(:, :, :, 5) * 48. / 29.
210      end if      end if
211    
     tsol = pack(tsol_2d, dyn_phy)  
     qsol = pack(qsol_2d, dyn_phy)  
212      sn = 0. ! snow      sn = 0. ! snow
213      radsol = 0.      radsol = 0.
     tslab = 0. ! IM "slab" ocean  
214      seaice = 0.      seaice = 0.
215      rugmer = 0.001      rugmer = 0.001
216      zmea = pack(relief, dyn_phy)      zmea = pack(zmea_2d, dyn_phy)
217      zstd = pack(zstd_2d, dyn_phy)      zstd = pack(zstd_2d, dyn_phy)
218      zsig = pack(zsig_2d, dyn_phy)      zsig = pack(zsig_2d, dyn_phy)
219      zgam = pack(zgam_2d, dyn_phy)      zgam = pack(zgam_2d, dyn_phy)
# Line 240  contains Line 241  contains
241    
242      call nf95_close(ncid)      call nf95_close(ncid)
243    
244      ! Interpolation sur la grille T du modèle :      ! Interpolation sur la grille T du mod\`ele :
245      PRINT *, 'Dimensions de "landiceref.nc"'      PRINT *, 'Dimensions de "landiceref.nc"'
246      print *, "iml_lic = ", iml_lic      print *, "iml_lic = ", iml_lic
247      print *, "jml_lic = ", jml_lic      print *, "jml_lic = ", jml_lic
248    
249      ! Si les coordonnées sont en degrés, on les transforme :      ! Si les coordonn\'ees sont en degr\'es, on les transforme :
250      IF (MAXVAL(dlon_lic) > pi)  THEN      IF (MAXVAL(dlon_lic) > pi) THEN
251         dlon_lic = dlon_lic * pi / 180.         dlon_lic = dlon_lic * pi / 180.
252      ENDIF      ENDIF
253      IF (maxval(dlat_lic) > pi) THEN      IF (maxval(dlat_lic) > pi) THEN
# Line 262  contains Line 263  contains
263      ! Passage sur la grille physique      ! Passage sur la grille physique
264      pctsrf = 0.      pctsrf = 0.
265      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)
266      ! Adéquation avec le maque terre/mer      ! Ad\'equation avec le maque terre/mer
267      WHERE (pctsrf(:, is_lic) < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (pctsrf(:, is_lic) < EPSFRA) pctsrf(:, is_lic) = 0.
268      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.
269      pctsrf(:, is_ter) = zmasq      pctsrf(:, is_ter) = zmasq
# Line 279  contains Line 280  contains
280         end where         end where
281      end where      end where
282    
283      ! 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
284      ! de mer à 0) :      ! de mer \`a 0) :
285      pctsrf(:, is_oce) = 1. - zmasq      pctsrf(:, is_oce) = 1. - zmasq
286      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.
287    
288      ! Vérification que somme des sous-surfaces vaut 1 :      ! V\'erification que somme des sous-surfaces vaut 1 :
289      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)
290      IF (ji /= 0) then      IF (ji /= 0) then
291         PRINT *, 'Problème répartition sous maille pour ', ji, 'points'         PRINT *, 'Bad surface percentages for ', ji, 'points'
292      end IF      end IF
293    
294      ! Calcul intermédiaire :      ! Calcul interm\'ediaire :
295      CALL massdair(p3d, masse)      CALL massdair(p3d, masse)
296    
297      print *, 'ALPHAX = ', alphax      print *, 'ALPHAX = ', alphax
298    
299      forall  (l = 1:llm)      forall (l = 1:llm)
300         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
301         masse(:, jjm + 1, l) = &         masse(:, jjm + 1, l) = &
302              SUM(aire_2d(:iim, jjm + 1) * masse(:iim, jjm + 1, l)) / apols              SUM(aire_2d(:iim, jjm + 1) * masse(:iim, jjm + 1, l)) / apols
# Line 307  contains Line 308  contains
308      day_ref = dayref      day_ref = dayref
309      annee_ref = anneeref      annee_ref = anneeref
310    
311      CALL geopot(teta, pk , pks,  phis, phi)      CALL geopot(teta, pk , pks, phis, phi)
312      CALL caldyn0(ucov, vcov, teta, ps, masse, pk, phis, phi, w, pbaru, &      CALL caldyn0(ucov, vcov, teta, ps, masse, pk, phis, phi, w, pbaru, &
313           pbarv)           pbarv)
314      CALL dynredem0("start.nc", dayref, phis)      CALL dynredem0("start.nc", dayref, phis)
315      CALL dynredem1("start.nc", vcov, ucov, teta, q, masse, ps, itau=0)      CALL dynredem1("start.nc", vcov, ucov, teta, q, masse, ps, itau=0)
316    
     ! Ecriture état initial physique:  
     print *, "iphysiq = ", iphysiq  
     phystep   = dtvr * REAL(iphysiq)  
     print *, 'phystep = ', phystep  
   
317      ! Initialisations :      ! Initialisations :
     tsolsrf(:, is_ter) = tsol  
     tsolsrf(:, is_lic) = tsol  
     tsolsrf(:, is_oce) = tsol  
     tsolsrf(:, is_sic) = tsol  
318      snsrf(:, is_ter) = sn      snsrf(:, is_ter) = sn
319      snsrf(:, is_lic) = sn      snsrf(:, is_lic) = sn
320      snsrf(:, is_oce) = sn      snsrf(:, is_oce) = sn
# Line 333  contains Line 325  contains
325      albe(:, is_sic) = 0.6      albe(:, is_sic) = 0.6
326      alblw = albe      alblw = albe
327      evap = 0.      evap = 0.
328      qsolsrf(:, is_ter) = 150.      qsolsrf = 150.
329      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)  
330      rain_fall = 0.      rain_fall = 0.
331      snow_fall = 0.      snow_fall = 0.
332      solsw = 165.      solsw = 165.
# Line 345  contains Line 334  contains
334      t_ancien = 273.15      t_ancien = 273.15
335      q_ancien = 0.      q_ancien = 0.
336      agesno = 0.      agesno = 0.
     !IM "slab" ocean  
     tslab = tsolsrf(:, is_oce)  
337      seaice = 0.      seaice = 0.
338    
339      frugs(:, is_oce) = rugmer      frugs(:, is_oce) = rugmer
340      frugs(:, is_ter) = MAX(1.e-05, zstd * zsig / 2)      frugs(:, is_ter) = MAX(1e-5, zstd * zsig / 2)
341      frugs(:, is_lic) = MAX(1.e-05, zstd * zsig / 2)      frugs(:, is_lic) = MAX(1e-5, zstd * zsig / 2)
342      frugs(:, is_sic) = 0.001      frugs(:, is_sic) = 0.001
343      fder = 0.      fder = 0.
344      clwcon = 0.      clwcon = 0.
# Line 361  contains Line 348  contains
348      sig1 = 0.      sig1 = 0.
349      w01 = 0.      w01 = 0.
350    
351      call phyredem("startphy.nc", latfi, lonfi, pctsrf, &      call phyredem("startphy.nc", latfi, lonfi, pctsrf, tsoil(:, 1, :), tsoil, &
352           tsolsrf, tsoil, tslab, seaice, qsolsrf, qsol, snsrf, albe, alblw, &           tsoil(:, 1, is_oce), seaice, qsolsrf, pack(qsol_2d, dyn_phy), snsrf, &
353           evap, rain_fall, snow_fall, solsw, sollw, fder, radsol, frugs, &           albe, alblw, evap, rain_fall, snow_fall, solsw, sollw, fder, radsol, &
354           agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, &           frugs, agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, t_ancien, &
355           t_ancien, q_ancien, rnebcon, ratqs, clwcon, run_off_lic_0, sig1, w01)           q_ancien, rnebcon, ratqs, clwcon, run_off_lic_0, sig1, w01)
356      CALL histclo      CALL histclo
357    
358    END SUBROUTINE etat0    END SUBROUTINE etat0
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