/[lmdze]/trunk/libf/dyn3d/etat0.f90
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revision 5 by guez, Mon Mar 3 16:32:04 2008 UTC revision 32 by guez, Tue Apr 6 17:52:58 2010 UTC
# Line 6  module etat0_mod Line 6  module etat0_mod
6    IMPLICIT NONE    IMPLICIT NONE
7    
8    REAL pctsrf(klon, nbsrf)    REAL pctsrf(klon, nbsrf)
9      ! ("pctsrf(i, :)" is the composition of the surface at horizontal
10      !  position "i")
11    
12    private nbsrf, klon    private nbsrf, klon
13    
# Line 15  contains Line 17  contains
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      ! This subroutine creates "masque".      ! This subroutine creates "mask".
21    
22      USE ioipsl, only: flinget, flinclo, flinopen_nozoom, flininfo, histclo      use caldyn0_m, only: caldyn0
   
     USE start_init_orog_m, only: start_init_orog, masque, phis  
     use start_init_phys_m, only: qsol_2d  
     use startdyn, only: start_inter_3d, start_init_dyn  
     use dimens_m, only: iim, jjm, llm, nqmx  
     use paramet_m, only: ip1jm, ip1jmp1  
23      use comconst, only: dtvr, daysec, cpp, kappa, pi      use comconst, only: dtvr, daysec, cpp, kappa, pi
     use comdissnew, only: lstardis, nitergdiv, nitergrot, niterh, &  
          tetagdiv, tetagrot, tetatemp  
     use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra  
     use comvert, only: ap, bp, preff, pa  
     use dimphy, only: zmasq  
     use conf_gcm_m, only: day_step, iphysiq, dayref, anneeref  
24      use comgeom, only: rlatu, rlonv, rlonu, rlatv, aire_2d, apoln, apols, &      use comgeom, only: rlatu, rlonv, rlonu, rlatv, aire_2d, apoln, apols, &
25           cu_2d, cv_2d           cu_2d, cv_2d
26      use serre, only: alphax      use comvert, only: ap, bp, preff, pa
27        use conf_gcm_m, only: day_step, iphysiq, dayref, anneeref
28        use dimens_m, only: iim, jjm, llm, nqmx
29        use dimphy, only: zmasq
30      use dimsoil, only: nsoilmx      use dimsoil, only: nsoilmx
31      use temps, only: itau_dyn, itau_phy, annee_ref, day_ref, dt      use dynredem0_m, only: dynredem0
32      use clesphys, only: ok_orodr, nbapp_rad      use dynredem1_m, only: dynredem1
33        use exner_hyb_m, only: exner_hyb
34      use grid_atob, only: grille_m      use grid_atob, only: grille_m
35      use grid_change, only: init_dyn_phy, dyn_phy      use grid_change, only: init_dyn_phy, dyn_phy
36        use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra
37        use iniadvtrac_m, only: iniadvtrac
38        use inidissip_m, only: inidissip
39        use inigeom_m, only: inigeom
40        USE flincom, only: flinclo, flinopen_nozoom, flininfo
41        use flinget_m, only: flinget
42        use histcom, only: histclo
43        use paramet_m, only: ip1jm, ip1jmp1
44        use phyredem_m, only: phyredem
45        use pressure_var, only: pls, p3d
46      use q_sat_m, only: q_sat      use q_sat_m, only: q_sat
47      use exner_hyb_m, only: exner_hyb      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz
48      use regr_coefoz_m, only: regr_coefoz      use regr_pr_o3_m, only: regr_pr_o3
49      use advtrac_m, only: iniadvtrac      use serre, only: alphax
50      use netcdf95, only: nf95_open, nf95_close, nf95_inq_varid, nf90_nowrite, &      USE start_init_orog_m, only: start_init_orog, mask, phis
51           nf90_get_var, handle_err      use start_init_phys_m, only: qsol_2d
52      use pressure_m, only: pls, p3d      use startdyn, only: start_inter_3d, start_init_dyn
53        use temps, only: itau_phy, annee_ref, day_ref
54    
55      ! Variables local to the procedure:      ! Variables local to the procedure:
56    
# Line 81  contains Line 86  contains
86      REAL zsig(klon), zgam(klon)      REAL zsig(klon), zgam(klon)
87      REAL zthe(klon)      REAL zthe(klon)
88      REAL zpic(klon), zval(klon)      REAL zpic(klon), zval(klon)
     REAL rugsrel(klon)  
89      REAL t_ancien(klon, llm), q_ancien(klon, llm)      !      REAL t_ancien(klon, llm), q_ancien(klon, llm)      !
90      REAL run_off_lic_0(klon)      REAL run_off_lic_0(klon)
91      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)
# Line 104  contains Line 108  contains
108      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)
109      REAL w(ip1jmp1, llm)      REAL w(ip1jmp1, llm)
110      REAL phystep      REAL phystep
111      INTEGER radpas      real trash
     integer ncid, varid, ncerr, month  
112    
113      !---------------------------------      !---------------------------------
114    
# Line 132  contains Line 135  contains
135      lonfi(klon) = 0.      lonfi(klon) = 0.
136    
137      call start_init_orog(relief, zstd_2d, zsig_2d, zgam_2d, zthe_2d, zpic_2d, &      call start_init_orog(relief, zstd_2d, zsig_2d, zgam_2d, zthe_2d, zpic_2d, &
138           zval_2d) ! also compute "masque" and "phis"           zval_2d) ! also compute "mask" and "phis"
139      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
140      zmasq = pack(masque, dyn_phy)      zmasq = pack(mask, dyn_phy)
141      PRINT *, 'Masque construit'      PRINT *, 'Masque construit'
142    
143      CALL start_init_dyn(tsol_2d, psol) ! also compute "qsol_2d"      CALL start_init_dyn(tsol_2d, psol) ! also compute "qsol_2d"
144    
145      ! Compute pressure on intermediate levels:      ! Compute pressure on intermediate levels:
146      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * psol(:, :)      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * psol
147      CALL exner_hyb(psol, p3d, pks, pk)      CALL exner_hyb(psol, p3d, pks, pk)
148      IF (MINVAL(pk) == MAXVAL(pk)) stop '"pk" should not be constant'      IF (MINVAL(pk) == MAXVAL(pk)) stop '"pk" should not be constant'
149    
# Line 148  contains Line 151  contains
151      PRINT *, "minval(pls(:, :, :)) = ", minval(pls(:, :, :))      PRINT *, "minval(pls(:, :, :)) = ", minval(pls(:, :, :))
152      print *, "maxval(pls(:, :, :)) = ", maxval(pls(:, :, :))      print *, "maxval(pls(:, :, :)) = ", maxval(pls(:, :, :))
153    
154      uvent(:, :, :) = start_inter_3d('U', rlonv, rlatv, pls)      call start_inter_3d('U', rlonv, rlatv, pls, uvent)
155      forall (l = 1: llm) uvent(:iim, :, l) = uvent(:iim, :, l) * cu_2d(:iim, :)      forall (l = 1: llm) uvent(:iim, :, l) = uvent(:iim, :, l) * cu_2d(:iim, :)
156      uvent(iim+1, :, :) = uvent(1, :, :)      uvent(iim+1, :, :) = uvent(1, :, :)
157    
158      vvent(:, :, :) = start_inter_3d('V', rlonu, rlatu(:jjm), pls(:, :jjm, :))      call start_inter_3d('V', rlonu, rlatu(:jjm), pls(:, :jjm, :), vvent)
159      forall (l = 1: llm) vvent(:iim, :, l) = vvent(:iim, :, l) * cv_2d(:iim, :)      forall (l = 1: llm) vvent(:iim, :, l) = vvent(:iim, :, l) * cv_2d(:iim, :)
160      vvent(iim + 1, :, :) = vvent(1, :, :)      vvent(iim + 1, :, :) = vvent(1, :, :)
161    
162      t3d(:, :, :) = start_inter_3d('TEMP', rlonu, rlatv, pls)      call start_inter_3d('TEMP', rlonu, rlatv, pls, t3d)
163      PRINT *,  'minval(t3d(:, :, :)) = ', minval(t3d(:, :, :))      PRINT *,  'minval(t3d(:, :, :)) = ', minval(t3d(:, :, :))
164      print *, "maxval(t3d(:, :, :)) = ", maxval(t3d(:, :, :))      print *, "maxval(t3d(:, :, :)) = ", maxval(t3d(:, :, :))
165    
# Line 175  contains Line 178  contains
178      IF (MINVAL(qsat) == MAXVAL(qsat)) stop '"qsat" should not be constant'      IF (MINVAL(qsat) == MAXVAL(qsat)) stop '"qsat" should not be constant'
179    
180      ! Water vapor:      ! Water vapor:
181      q3d(:, :, :, 1) = 0.01 * start_inter_3d('R', rlonu, rlatv, pls) * qsat      call start_inter_3d('R', rlonu, rlatv, pls, q3d(:, :, :, 1))
182        q3d(:, :, :, 1) = 0.01 * q3d(:, :, :, 1) * qsat
183      WHERE (q3d(:, :, :, 1) < 0.) q3d(:, :, :, 1) = 1E-10      WHERE (q3d(:, :, :, 1) < 0.) q3d(:, :, :, 1) = 1E-10
184      DO l = 1, llm      DO l = 1, llm
185         q3d(:, 1, l, 1) = SUM(aire_2d(:, 1) * q3d(:, 1, l, 1)) / apoln         q3d(:, 1, l, 1) = SUM(aire_2d(:, 1) * q3d(:, 1, l, 1)) / apoln
# Line 187  contains Line 191  contains
191    
192      if (nqmx >= 5) then      if (nqmx >= 5) then
193         ! Ozone:         ! Ozone:
194           call regr_lat_time_coefoz
195         ! Compute ozone parameters on the LMDZ grid:         call regr_pr_o3(q3d(:, :, :, 5))
196         call regr_coefoz         ! Convert from mole fraction to mass fraction:
197           q3d(:, :, :, 5) = q3d(:, :, :, 5)  * 48. / 29.
        ! Find the month containing the day number "dayref":  
        month = (dayref - 1) / 30 + 1  
        print *, "month = ", month  
   
        call nf95_open("coefoz_LMDZ.nc", nf90_nowrite, ncid)  
   
        ! Get data at the right month from the input file:  
        call nf95_inq_varid(ncid, "r_Mob", varid)  
        ncerr = nf90_get_var(ncid, varid, q3d(:, :, :, 5), &  
             start=(/1, 1, 1, month/))  
        call handle_err("nf90_get_var r_Mob", ncerr)  
   
        call nf95_close(ncid)  
        ! Latitudes are in increasing order in the input file while  
        ! "rlatu" is in decreasing order so we need to invert order. Also, we  
        ! compute mass fraction from mole fraction:  
        q3d(:, :, :, 5) = q3d(:, jjm+1:1:-1, :, 5)  * 48. / 29.  
198      end if      end if
199    
200      tsol(:) = pack(tsol_2d, dyn_phy)      tsol = pack(tsol_2d, dyn_phy)
201      qsol(:) = pack(qsol_2d, dyn_phy)      qsol = pack(qsol_2d, dyn_phy)
202      sn(:) = 0. ! snow      sn = 0. ! snow
203      radsol(:) = 0.      radsol = 0.
204      tslab(:) = 0. ! IM "slab" ocean      tslab = 0. ! IM "slab" ocean
205      seaice(:) = 0.      seaice = 0.
206      rugmer(:) = 0.001      rugmer = 0.001
207      zmea(:) = pack(relief, dyn_phy)      zmea = pack(relief, dyn_phy)
208      zstd(:) = pack(zstd_2d, dyn_phy)      zstd = pack(zstd_2d, dyn_phy)
209      zsig(:) = pack(zsig_2d, dyn_phy)      zsig = pack(zsig_2d, dyn_phy)
210      zgam(:) = pack(zgam_2d, dyn_phy)      zgam = pack(zgam_2d, dyn_phy)
211      zthe(:) = pack(zthe_2d, dyn_phy)      zthe = pack(zthe_2d, dyn_phy)
212      zpic(:) = pack(zpic_2d, dyn_phy)      zpic = pack(zpic_2d, dyn_phy)
213      zval(:) = pack(zval_2d, dyn_phy)      zval = pack(zval_2d, dyn_phy)
   
     rugsrel(:) = 0.  
     IF (ok_orodr) rugsrel(:) = MAX(1.e-05, zstd(:) * zsig(:) / 2)  
214    
215      ! On initialise les sous-surfaces:      ! On initialise les sous-surfaces:
216      ! Lecture du fichier glace de terre pour fixer la fraction de terre      ! Lecture du fichier glace de terre pour fixer la fraction de terre
# Line 238  contains Line 222  contains
222      ALLOCATE(dlon_lic(iml_lic))      ALLOCATE(dlon_lic(iml_lic))
223      ALLOCATE(dlat_lic(jml_lic))      ALLOCATE(dlat_lic(jml_lic))
224      ALLOCATE(fraclic(iml_lic, jml_lic))      ALLOCATE(fraclic(iml_lic, jml_lic))
225      CALL flinopen_nozoom("landiceref.nc", iml_lic, jml_lic, &      CALL flinopen_nozoom(iml_lic, jml_lic, &
226           llm_tmp, lon_lic, lat_lic, lev, ttm_tmp, itaul, date, dt,  &           llm_tmp, lon_lic, lat_lic, lev, ttm_tmp, itaul, date, trash,  &
227           fid)           fid)
228      CALL flinget(fid, 'landice', iml_lic, jml_lic, llm_tmp, ttm_tmp &      CALL flinget(fid, 'landice', iml_lic, jml_lic, llm_tmp, ttm_tmp &
229           , 1, 1, fraclic)           , 1, 1, fraclic)
# Line 251  contains Line 235  contains
235      print *, "jml_lic = ", jml_lic      print *, "jml_lic = ", jml_lic
236    
237      ! Si les coordonnées sont en degrés, on les transforme :      ! Si les coordonnées sont en degrés, on les transforme :
238      IF (MAXVAL( lon_lic(:, :) ) > pi)  THEN      IF (MAXVAL( lon_lic ) > pi)  THEN
239         lon_lic(:, :) = lon_lic(:, :) * pi / 180.         lon_lic = lon_lic * pi / 180.
240      ENDIF      ENDIF
241      IF (maxval( lat_lic(:, :) ) > pi) THEN      IF (maxval( lat_lic ) > pi) THEN
242         lat_lic(:, :) = lat_lic(:, :) * pi/ 180.         lat_lic = lat_lic * pi/ 180.
243      ENDIF      ENDIF
244    
245      dlon_lic(:) = lon_lic(:, 1)      dlon_lic = lon_lic(:, 1)
246      dlat_lic(:) = lat_lic(1, :)      dlat_lic = lat_lic(1, :)
247    
248      flic_tmp(:iim, :) = grille_m(dlon_lic, dlat_lic, fraclic, rlonv(:iim), &      flic_tmp(:iim, :) = grille_m(dlon_lic, dlat_lic, fraclic, rlonv(:iim), &
249           rlatu)           rlatu)
250      flic_tmp(iim + 1, :) = flic_tmp(1, :)      flic_tmp(iim + 1, :) = flic_tmp(1, :)
251    
252      ! Passage sur la grille physique      ! Passage sur la grille physique
253      pctsrf(:, :)=0.      pctsrf = 0.
254      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)
255      ! Adéquation avec le maque terre/mer      ! Adéquation avec le maque terre/mer
256      WHERE (pctsrf(:, is_lic) < EPSFRA ) pctsrf(:, is_lic) = 0.      WHERE (pctsrf(:, is_lic) < EPSFRA ) pctsrf(:, is_lic) = 0.
257      WHERE (zmasq(:) < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.
258      pctsrf(:, is_ter) = zmasq(:)      pctsrf(:, is_ter) = zmasq
259      where (zmasq(:) > EPSFRA)      where (zmasq > EPSFRA)
260         where (pctsrf(:, is_lic) >= zmasq(:))         where (pctsrf(:, is_lic) >= zmasq)
261            pctsrf(:, is_lic) = zmasq(:)            pctsrf(:, is_lic) = zmasq
262            pctsrf(:, is_ter) = 0.            pctsrf(:, is_ter) = 0.
263         elsewhere         elsewhere
264            pctsrf(:, is_ter) = zmasq(:) - pctsrf(:, is_lic)            pctsrf(:, is_ter) = zmasq - pctsrf(:, is_lic)
265            where (pctsrf(:, is_ter) < EPSFRA)            where (pctsrf(:, is_ter) < EPSFRA)
266               pctsrf(:, is_ter) = 0.               pctsrf(:, is_ter) = 0.
267               pctsrf(:, is_lic) = zmasq(:)               pctsrf(:, is_lic) = zmasq
268            end where            end where
269         end where         end where
270      end where      end where
271    
272      ! Sous-surface océan et glace de mer (pour démarrer on met glace      ! Sous-surface océan et glace de mer (pour démarrer on met glace
273      ! de mer à 0) :      ! de mer à 0) :
274      pctsrf(:, is_oce) = 1. - zmasq(:)      pctsrf(:, is_oce) = 1. - zmasq
275      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.
276    
277      ! Vérification que somme des sous-surfaces vaut 1:      ! Vérification que somme des sous-surfaces vaut 1:
278      ji = count(abs(sum(pctsrf(:, :), dim = 2) - 1. ) > EPSFRA)      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)
279      IF (ji /= 0) PRINT *, 'Problème répartition sous maille pour', ji, 'points'      IF (ji /= 0) then
280           PRINT *, 'Problème répartition sous maille pour ', ji, 'points'
281        end IF
282    
283      ! Calcul intermédiaire:      ! Calcul intermédiaire:
284      CALL massdair(p3d, masse)      CALL massdair(p3d, masse)
# Line 307  contains Line 293  contains
293    
294      ! Initialisation pour traceurs:      ! Initialisation pour traceurs:
295      call iniadvtrac      call iniadvtrac
296      ! Ecriture:      CALL inidissip
     CALL inidissip(lstardis, nitergdiv, nitergrot, niterh, tetagdiv, &  
          tetagrot, tetatemp)  
     itau_dyn = 0  
297      itau_phy = 0      itau_phy = 0
298      day_ref = dayref      day_ref = dayref
299      annee_ref = anneeref      annee_ref = anneeref
300    
301      CALL geopot(ip1jmp1, tpot, pk , pks,  phis  , phi)      CALL geopot(ip1jmp1, tpot, pk , pks,  phis, phi)
302      CALL caldyn0(0, uvent, vvent, tpot, psol, masse, pk, phis, phi, w, &      CALL caldyn0(uvent, vvent, tpot, psol, masse, pk, phis, phi, w, pbaru, &
303           pbaru, pbarv, 0)           pbarv)
304      CALL dynredem0("start.nc", dayref, phis)      CALL dynredem0("start.nc", dayref, phis)
305      CALL dynredem1("start.nc", 0., vvent, uvent, tpot, q3d, masse, psol)      CALL dynredem1("start.nc", vvent, uvent, tpot, q3d, masse, psol, itau=0)
306    
307      ! Ecriture état initial physique:      ! Ecriture état initial physique:
     print *, 'dtvr = ', dtvr  
308      print *, "iphysiq = ", iphysiq      print *, "iphysiq = ", iphysiq
     print *, "nbapp_rad = ", nbapp_rad  
309      phystep   = dtvr * REAL(iphysiq)      phystep   = dtvr * REAL(iphysiq)
     radpas    = NINT (86400./phystep/ nbapp_rad)  
310      print *, 'phystep = ', phystep      print *, 'phystep = ', phystep
     print *, "radpas = ", radpas  
311    
312      ! Initialisations :      ! Initialisations :
313      tsolsrf(:, is_ter) = tsol      tsolsrf(:, is_ter) = tsol
# Line 344  contains Line 323  contains
323      albe(:, is_oce) = 0.5      albe(:, is_oce) = 0.5
324      albe(:, is_sic) = 0.6      albe(:, is_sic) = 0.6
325      alblw = albe      alblw = albe
326      evap(:, :) = 0.      evap = 0.
327      qsolsrf(:, is_ter) = 150.      qsolsrf(:, is_ter) = 150.
328      qsolsrf(:, is_lic) = 150.      qsolsrf(:, is_lic) = 150.
329      qsolsrf(:, is_oce) = 150.      qsolsrf(:, is_oce) = 150.
# Line 358  contains Line 337  contains
337      q_ancien = 0.      q_ancien = 0.
338      agesno = 0.      agesno = 0.
339      !IM "slab" ocean      !IM "slab" ocean
340      tslab(:) = tsolsrf(:, is_oce)      tslab = tsolsrf(:, is_oce)
341      seaice = 0.      seaice = 0.
342    
343      frugs(:, is_oce) = rugmer(:)      frugs(:, is_oce) = rugmer
344      frugs(:, is_ter) = MAX(1.e-05, zstd(:) * zsig(:) / 2)      frugs(:, is_ter) = MAX(1.e-05, zstd * zsig / 2)
345      frugs(:, is_lic) = MAX(1.e-05, zstd(:) * zsig(:) / 2)      frugs(:, is_lic) = MAX(1.e-05, zstd * zsig / 2)
346      frugs(:, is_sic) = 0.001      frugs(:, is_sic) = 0.001
347      fder = 0.      fder = 0.
348      clwcon = 0.      clwcon = 0.
# Line 371  contains Line 350  contains
350      ratqs = 0.      ratqs = 0.
351      run_off_lic_0 = 0.      run_off_lic_0 = 0.
352    
353      call phyredem("startphy.nc", phystep, radpas, latfi, lonfi, pctsrf, &      call phyredem("startphy.nc", latfi, lonfi, pctsrf, &
354           tsolsrf, tsoil, tslab, seaice, qsolsrf, qsol, snsrf, albe, alblw, &           tsolsrf, tsoil, tslab, seaice, qsolsrf, qsol, snsrf, albe, alblw, &
355           evap, rain_fall, snow_fall, solsw, sollw, fder, radsol, frugs, &           evap, rain_fall, snow_fall, solsw, sollw, fder, radsol, frugs, &
356           agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, rugsrel, &           agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, &
357           t_ancien, q_ancien, rnebcon, ratqs, clwcon, run_off_lic_0)           t_ancien, q_ancien, rnebcon, ratqs, clwcon, run_off_lic_0)
358      CALL histclo      CALL histclo
359    
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