/[lmdze]/trunk/libf/dyn3d/etat0.f90
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revision 15 by guez, Fri Aug 1 15:24:12 2008 UTC revision 70 by guez, Mon Jun 24 15:39:52 2013 UTC
# Line 17  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 "mask".      use caldyn0_m, only: caldyn0
21        use comconst, only: dtvr, daysec, cpp, kappa
     USE ioipsl, only: flinget, flinclo, flinopen_nozoom, flininfo, histclo  
   
     USE start_init_orog_m, only: start_init_orog, mask, 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  
     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  
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
24      use serre, only: alphax      use conf_gcm_m, only: day_step, iphysiq, dayref, anneeref
25        use dimens_m, only: iim, jjm, llm, nqmx
26        use dimphy, only: zmasq
27      use dimsoil, only: nsoilmx      use dimsoil, only: nsoilmx
28      use temps, only: itau_dyn, itau_phy, annee_ref, day_ref, dt      use disvert_m, only: ap, bp, preff, pa
29        use dynredem0_m, only: dynredem0
30        use dynredem1_m, only: dynredem1
31        use exner_hyb_m, only: exner_hyb
32        use geopot_m, only: geopot
33      use grid_atob, only: grille_m      use grid_atob, only: grille_m
34      use grid_change, only: init_dyn_phy, dyn_phy      use grid_change, only: init_dyn_phy, dyn_phy
35      use q_sat_m, only: q_sat      use histclo_m, only: histclo
36      use exner_hyb_m, only: exner_hyb      use indicesol, only: is_oce, is_sic, is_ter, is_lic, epsfra
37      use advtrac_m, only: iniadvtrac      use iniadvtrac_m, only: iniadvtrac
38        use inidissip_m, only: inidissip
39        use inifilr_m, only: inifilr
40        use inigeom_m, only: inigeom
41        use massdair_m, only: massdair
42        use netcdf, only: nf90_nowrite
43        use netcdf95, only: nf95_close, nf95_get_var, nf95_gw_var, &
44             nf95_inq_varid, nf95_open
45        use nr_util, only: pi
46        use paramet_m, only: ip1jm, ip1jmp1
47        use phyredem_m, only: phyredem
48      use pressure_var, only: pls, p3d      use pressure_var, only: pls, p3d
49      use dynredem0_m, only: dynredem0      use q_sat_m, only: q_sat
50      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz      use regr_lat_time_coefoz_m, only: regr_lat_time_coefoz
51      use regr_pr_o3_m, only: regr_pr_o3      use regr_pr_o3_m, only: regr_pr_o3
52      use phyredem_m, only: phyredem      use serre, only: alphax
53        use startdyn, only: start_init_dyn
54        USE start_init_orog_m, only: start_init_orog, mask, phis
55        use start_init_phys_m, only: start_init_phys
56        use start_inter_3d_m, only: start_inter_3d
57        use temps, only: itau_phy, annee_ref, day_ref
58    
59      ! Variables local to the procedure:      ! Variables local to the procedure:
60    
# Line 55  contains Line 62  contains
62      ! (latitude and longitude of a point of the scalar grid identified      ! (latitude and longitude of a point of the scalar grid identified
63      ! by a simple index, in °)      ! by a simple index, in °)
64    
65      REAL, dimension(iim + 1, jjm + 1, llm):: uvent, t3d, tpot      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, tpot
66      REAL vvent(iim + 1, jjm, llm)      REAL vcov(iim + 1, jjm, llm)
67    
68      REAL q3d(iim + 1, jjm + 1, llm, nqmx)      REAL q(iim + 1, jjm + 1, llm, nqmx)
69      ! (mass fractions of trace species      ! (mass fractions of trace species
70      ! "q3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)"      ! "q(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)"
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
# Line 78  contains Line 85  contains
85      REAL rugmer(klon)      REAL rugmer(klon)
86      real, dimension(iim + 1, jjm + 1):: relief, zstd_2d, zsig_2d, zgam_2d      real, dimension(iim + 1, jjm + 1):: relief, zstd_2d, zsig_2d, zgam_2d
87      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d
88      real, dimension(iim + 1, jjm + 1):: tsol_2d, psol      real, dimension(iim + 1, jjm + 1):: tsol_2d, qsol_2d, psol
89      REAL zmea(klon), zstd(klon)      REAL zmea(klon), zstd(klon)
90      REAL zsig(klon), zgam(klon)      REAL zsig(klon), zgam(klon)
91      REAL zthe(klon)      REAL zthe(klon)
# Line 86  contains Line 93  contains
93      REAL t_ancien(klon, llm), q_ancien(klon, llm)      !      REAL t_ancien(klon, llm), q_ancien(klon, llm)      !
94      REAL run_off_lic_0(klon)      REAL run_off_lic_0(klon)
95      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)      real clwcon(klon, llm), rnebcon(klon, llm), ratqs(klon, llm)
96      ! déclarations pour lecture glace de mer  
97      INTEGER iml_lic, jml_lic, llm_tmp, ttm_tmp      ! Déclarations pour lecture glace de mer :
98      INTEGER itaul(1), fid      INTEGER iml_lic, jml_lic
99      REAL lev(1), date      INTEGER ncid, varid
100      REAL, ALLOCATABLE:: lon_lic(:, :), lat_lic(:, :)      REAL, pointer:: dlon_lic(:), dlat_lic(:)
     REAL, ALLOCATABLE:: dlon_lic(:), dlat_lic(:)  
101      REAL, ALLOCATABLE:: fraclic(:, :) ! fraction land ice      REAL, ALLOCATABLE:: fraclic(:, :) ! fraction land ice
102      REAL flic_tmp(iim + 1, jjm + 1) !fraction land ice temporary      REAL flic_tmp(iim + 1, jjm + 1) ! fraction land ice temporary
103    
104      INTEGER l, ji      INTEGER l, ji
105    
# Line 101  contains Line 107  contains
107      real pks(iim + 1, jjm + 1)      real pks(iim + 1, jjm + 1)
108    
109      REAL masse(iim + 1, jjm + 1, llm)      REAL masse(iim + 1, jjm + 1, llm)
110      REAL phi(ip1jmp1, llm)      REAL phi(iim + 1, jjm + 1, llm)
111      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)
112      REAL w(ip1jmp1, llm)      REAL w(ip1jmp1, llm)
113      REAL phystep      REAL phystep
# Line 110  contains Line 116  contains
116    
117      print *, "Call sequence information: etat0"      print *, "Call sequence information: etat0"
118    
     ! Construct a grid:  
   
119      dtvr = daysec / real(day_step)      dtvr = daysec / real(day_step)
120      print *, 'dtvr = ', dtvr      print *, 'dtvr = ', dtvr
121    
122        ! Construct a grid:
123    
124      pa = 5e4      pa = 5e4
125      CALL iniconst      CALL iniconst
126      CALL inigeom      CALL inigeom
# Line 136  contains Line 142  contains
142      zmasq = pack(mask, dyn_phy)      zmasq = pack(mask, dyn_phy)
143      PRINT *, 'Masque construit'      PRINT *, 'Masque construit'
144    
145      CALL start_init_dyn(tsol_2d, psol) ! also compute "qsol_2d"      call start_init_phys(tsol_2d, qsol_2d)
146        CALL start_init_dyn(tsol_2d, psol)
147    
148      ! Compute pressure on intermediate levels:      ! Compute pressure on intermediate levels:
149      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * psol      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * psol
150      CALL exner_hyb(psol, p3d, pks, pk)      CALL exner_hyb(psol, p3d, pks, pk)
151      IF (MINVAL(pk) == MAXVAL(pk)) stop '"pk" should not be constant'      IF (MINVAL(pk) == MAXVAL(pk)) then
152           print *, '"pk" should not be constant'
153           stop 1
154        end IF
155    
156      pls(:, :, :) = preff * (pk(:, :, :) / cpp)**(1. / kappa)      pls = preff * (pk / cpp)**(1. / kappa)
157      PRINT *, "minval(pls(:, :, :)) = ", minval(pls(:, :, :))      PRINT *, "minval(pls) = ", minval(pls)
158      print *, "maxval(pls(:, :, :)) = ", maxval(pls(:, :, :))      print *, "maxval(pls) = ", maxval(pls)
159    
160      uvent(:, :, :) = start_inter_3d('U', rlonv, rlatv, pls)      call start_inter_3d('U', rlonv, rlatv, pls, ucov)
161      forall (l = 1: llm) uvent(:iim, :, l) = uvent(:iim, :, l) * cu_2d(:iim, :)      forall (l = 1: llm) ucov(:iim, :, l) = ucov(:iim, :, l) * cu_2d(:iim, :)
162      uvent(iim+1, :, :) = uvent(1, :, :)      ucov(iim+1, :, :) = ucov(1, :, :)
163    
164      vvent(:, :, :) = start_inter_3d('V', rlonu, rlatu(:jjm), pls(:, :jjm, :))      call start_inter_3d('V', rlonu, rlatu(:jjm), pls(:, :jjm, :), vcov)
165      forall (l = 1: llm) vvent(:iim, :, l) = vvent(:iim, :, l) * cv_2d(:iim, :)      forall (l = 1: llm) vcov(:iim, :, l) = vcov(:iim, :, l) * cv_2d(:iim, :)
166      vvent(iim + 1, :, :) = vvent(1, :, :)      vcov(iim + 1, :, :) = vcov(1, :, :)
167    
168      t3d(:, :, :) = start_inter_3d('TEMP', rlonu, rlatv, pls)      call start_inter_3d('TEMP', rlonu, rlatv, pls, t3d)
169      PRINT *,  'minval(t3d(:, :, :)) = ', minval(t3d(:, :, :))      PRINT *,  'minval(t3d) = ', minval(t3d)
170      print *, "maxval(t3d(:, :, :)) = ", maxval(t3d(:, :, :))      print *, "maxval(t3d) = ", maxval(t3d)
171    
172      tpot(:iim, :, :) = t3d(:iim, :, :) * cpp / pk(:iim, :, :)      tpot(:iim, :, :) = t3d(:iim, :, :) * cpp / pk(:iim, :, :)
173      tpot(iim + 1, :, :) = tpot(1, :, :)      tpot(iim + 1, :, :) = tpot(1, :, :)
# Line 168  contains Line 178  contains
178      ENDDO      ENDDO
179    
180      ! Calcul de l'humidité à saturation :      ! Calcul de l'humidité à saturation :
181      qsat(:, :, :) = q_sat(t3d, pls)      qsat = q_sat(t3d, pls)
182      PRINT *, "minval(qsat(:, :, :)) = ", minval(qsat(:, :, :))      PRINT *, "minval(qsat) = ", minval(qsat)
183      print *, "maxval(qsat(:, :, :)) = ", maxval(qsat(:, :, :))      print *, "maxval(qsat) = ", maxval(qsat)
184      IF (MINVAL(qsat) == MAXVAL(qsat)) stop '"qsat" should not be constant'      IF (MINVAL(qsat) == MAXVAL(qsat)) stop '"qsat" should not be constant'
185    
186      ! Water vapor:      ! Water vapor:
187      q3d(:, :, :, 1) = 0.01 * start_inter_3d('R', rlonu, rlatv, pls) * qsat      call start_inter_3d('R', rlonu, rlatv, pls, q(:, :, :, 1))
188      WHERE (q3d(:, :, :, 1) < 0.) q3d(:, :, :, 1) = 1E-10      q(:, :, :, 1) = 0.01 * q(:, :, :, 1) * qsat
189        WHERE (q(:, :, :, 1) < 0.) q(:, :, :, 1) = 1E-10
190      DO l = 1, llm      DO l = 1, llm
191         q3d(:, 1, l, 1) = SUM(aire_2d(:, 1) * q3d(:, 1, l, 1)) / apoln         q(:, 1, l, 1) = SUM(aire_2d(:, 1) * q(:, 1, l, 1)) / apoln
192         q3d(:, jjm + 1, l, 1) &         q(:, jjm + 1, l, 1) &
193              = SUM(aire_2d(:, jjm + 1) * q3d(:, jjm + 1, l, 1)) / apols              = SUM(aire_2d(:, jjm + 1) * q(:, jjm + 1, l, 1)) / apols
194      ENDDO      ENDDO
195    
196      q3d(:, :, :, 2:4) = 0. ! liquid water, radon and lead      q(:, :, :, 2:4) = 0. ! liquid water, radon and lead
197    
198      if (nqmx >= 5) then      if (nqmx >= 5) then
199         ! Ozone:         ! Ozone:
200         call regr_lat_time_coefoz         call regr_lat_time_coefoz
201         call regr_pr_o3(q3d(:, :, :, 5))         call regr_pr_o3(q(:, :, :, 5))
202         ! Convert from mole fraction to mass fraction:         ! Convert from mole fraction to mass fraction:
203         q3d(:, :, :, 5) = q3d(:, :, :, 5)  * 48. / 29.         q(:, :, :, 5) = q(:, :, :, 5)  * 48. / 29.
204      end if      end if
205    
206      tsol = pack(tsol_2d, dyn_phy)      tsol = pack(tsol_2d, dyn_phy)
# Line 207  contains Line 218  contains
218      zpic = pack(zpic_2d, dyn_phy)      zpic = pack(zpic_2d, dyn_phy)
219      zval = pack(zval_2d, dyn_phy)      zval = pack(zval_2d, dyn_phy)
220    
221      ! On initialise les sous-surfaces:      ! On initialise les sous-surfaces.
222      ! Lecture du fichier glace de terre pour fixer la fraction de terre      ! Lecture du fichier glace de terre pour fixer la fraction de terre
223      ! et de glace de terre:      ! et de glace de terre :
224      CALL flininfo("landiceref.nc", iml_lic, jml_lic, llm_tmp, &  
225           ttm_tmp, fid)      call nf95_open("landiceref.nc", nf90_nowrite, ncid)
226      ALLOCATE(lat_lic(iml_lic, jml_lic))  
227      ALLOCATE(lon_lic(iml_lic, jml_lic))      call nf95_inq_varid(ncid, 'longitude', varid)
228      ALLOCATE(dlon_lic(iml_lic))      call nf95_gw_var(ncid, varid, dlon_lic)
229      ALLOCATE(dlat_lic(jml_lic))      iml_lic = size(dlon_lic)
230    
231        call nf95_inq_varid(ncid, 'latitude', varid)
232        call nf95_gw_var(ncid, varid, dlat_lic)
233        jml_lic = size(dlat_lic)
234    
235        call nf95_inq_varid(ncid, 'landice', varid)
236      ALLOCATE(fraclic(iml_lic, jml_lic))      ALLOCATE(fraclic(iml_lic, jml_lic))
237      CALL flinopen_nozoom("landiceref.nc", iml_lic, jml_lic, &      call nf95_get_var(ncid, varid, fraclic)
238           llm_tmp, lon_lic, lat_lic, lev, ttm_tmp, itaul, date, dt,  &  
239           fid)      call nf95_close(ncid)
     CALL flinget(fid, 'landice', iml_lic, jml_lic, llm_tmp, ttm_tmp &  
          , 1, 1, fraclic)  
     CALL flinclo(fid)  
240    
241      ! Interpolation sur la grille T du modèle :      ! Interpolation sur la grille T du modèle :
242      PRINT *, 'Dimensions de "landice"'      PRINT *, 'Dimensions de "landiceref.nc"'
243      print *, "iml_lic = ", iml_lic      print *, "iml_lic = ", iml_lic
244      print *, "jml_lic = ", jml_lic      print *, "jml_lic = ", jml_lic
245    
246      ! Si les coordonnées sont en degrés, on les transforme :      ! Si les coordonnées sont en degrés, on les transforme :
247      IF (MAXVAL( lon_lic ) > pi)  THEN      IF (MAXVAL( dlon_lic ) > pi)  THEN
248         lon_lic = lon_lic * pi / 180.         dlon_lic = dlon_lic * pi / 180.
249      ENDIF      ENDIF
250      IF (maxval( lat_lic ) > pi) THEN      IF (maxval( dlat_lic ) > pi) THEN
251         lat_lic = lat_lic * pi/ 180.         dlat_lic = dlat_lic * pi/ 180.
252      ENDIF      ENDIF
253    
     dlon_lic = lon_lic(:, 1)  
     dlat_lic = lat_lic(1, :)  
   
254      flic_tmp(:iim, :) = grille_m(dlon_lic, dlat_lic, fraclic, rlonv(:iim), &      flic_tmp(:iim, :) = grille_m(dlon_lic, dlat_lic, fraclic, rlonv(:iim), &
255           rlatu)           rlatu)
256      flic_tmp(iim + 1, :) = flic_tmp(1, :)      flic_tmp(iim + 1, :) = flic_tmp(1, :)
257    
258        deallocate(dlon_lic, dlat_lic) ! pointers
259    
260      ! Passage sur la grille physique      ! Passage sur la grille physique
261      pctsrf = 0.      pctsrf = 0.
262      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)
# Line 288  contains Line 301  contains
301    
302      ! Initialisation pour traceurs:      ! Initialisation pour traceurs:
303      call iniadvtrac      call iniadvtrac
304      ! Ecriture:      CALL inidissip
     CALL inidissip(lstardis, nitergdiv, nitergrot, niterh, tetagdiv, &  
          tetagrot, tetatemp)  
     itau_dyn = 0  
305      itau_phy = 0      itau_phy = 0
306      day_ref = dayref      day_ref = dayref
307      annee_ref = anneeref      annee_ref = anneeref
308    
309      CALL geopot(ip1jmp1, tpot, pk , pks,  phis  , phi)      CALL geopot(tpot, pk , pks,  phis, phi)
310      CALL caldyn0(0, uvent, vvent, tpot, psol, masse, pk, phis, phi, w, &      CALL caldyn0(ucov, vcov, tpot, psol, masse, pk, phis, phi, w, pbaru, &
311           pbaru, pbarv, 0)           pbarv)
312      CALL dynredem0("start.nc", dayref, phis)      CALL dynredem0("start.nc", dayref, phis)
313      CALL dynredem1("start.nc", 0., vvent, uvent, tpot, q3d, masse, psol)      CALL dynredem1("start.nc", vcov, ucov, tpot, q, masse, psol, itau=0)
314    
315      ! Ecriture état initial physique:      ! Ecriture état initial physique:
     print *, 'dtvr = ', dtvr  
316      print *, "iphysiq = ", iphysiq      print *, "iphysiq = ", iphysiq
317      phystep   = dtvr * REAL(iphysiq)      phystep   = dtvr * REAL(iphysiq)
318      print *, 'phystep = ', phystep      print *, 'phystep = ', phystep
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