/[lmdze]/trunk/Sources/dyn3d/etat0.f
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trunk/dyn3d/etat0.f revision 82 by guez, Wed Mar 5 14:57:53 2014 UTC trunk/Sources/dyn3d/etat0.f revision 157 by guez, Mon Jul 20 16:01:49 2015 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: cpp, kappa, iniconst      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: 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, disvert      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 temps, only: itau_phy
58        use test_disvert_m, only: test_disvert
59        use unit_nml_m, only: unit_nml
60    
61      ! Variables local to the procedure:      REAL, intent(out):: phis(:, :) ! (iim + 1, jjm + 1)
62        ! surface geopotential, in m2 s-2
63    
64      REAL latfi(klon), lonfi(klon)      ! Local:
     ! (latitude and longitude of a point of the scalar grid identified  
     ! by a simple index, in °)  
65    
66      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, teta      REAL, dimension(iim + 1, jjm + 1, llm):: ucov, t3d, teta
67      REAL vcov(iim + 1, jjm, llm)      REAL vcov(iim + 1, jjm, llm)
# Line 69  contains Line 72  contains
72      ! and pressure level "pls(i, j, l)".)      ! and pressure level "pls(i, j, l)".)
73    
74      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
75      REAL tsol(klon), qsol(klon), sn(klon)      REAL qsolsrf(klon, nbsrf), snsrf(klon, nbsrf)
     REAL tsolsrf(klon, nbsrf), qsolsrf(klon, nbsrf), snsrf(klon, nbsrf)  
76      REAL albe(klon, nbsrf), evap(klon, nbsrf)      REAL albe(klon, nbsrf), evap(klon, nbsrf)
     REAL alblw(klon, nbsrf)  
77      REAL tsoil(klon, nsoilmx, nbsrf)      REAL tsoil(klon, nsoilmx, nbsrf)
78      REAL radsol(klon), rain_fall(klon), snow_fall(klon)      REAL null_array(klon)
79      REAL solsw(klon), sollw(klon), fder(klon)      REAL solsw(klon), sollw(klon)
80      !IM "slab" ocean      !IM "slab" ocean
     REAL tslab(klon)  
     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)
     REAL phis(iim + 1, jjm + 1) ! surface geopotential, in m2 s-2  
83      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
84      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d      real, dimension(iim + 1, jjm + 1):: zthe_2d, zpic_2d, zval_2d
85      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 88  contains
88      REAL zthe(klon)      REAL zthe(klon)
89      REAL zpic(klon), zval(klon)      REAL zpic(klon), zval(klon)
90      REAL t_ancien(klon, llm), q_ancien(klon, llm)      REAL t_ancien(klon, llm), q_ancien(klon, llm)
     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)
92    
93      ! Déclarations pour lecture glace de mer :      ! D\'eclarations pour lecture glace de mer :
94      INTEGER iml_lic, jml_lic      INTEGER iml_lic, jml_lic
95      INTEGER ncid, varid      INTEGER ncid, varid
96      REAL, pointer:: dlon_lic(:), dlat_lic(:)      REAL, pointer:: dlon_lic(:), dlat_lic(:)
# Line 108  contains Line 105  contains
105      REAL masse(iim + 1, jjm + 1, llm)      REAL masse(iim + 1, jjm + 1, llm)
106      REAL phi(iim + 1, jjm + 1, llm)      REAL phi(iim + 1, jjm + 1, llm)
107      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)      REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm)
108      REAL w(ip1jmp1, llm)      REAL w(iim + 1, jjm + 1, llm)
109    
110      real sig1(klon, llm) ! section adiabatic updraft      real sig1(klon, llm) ! section adiabatic updraft
111      real w01(klon, llm) ! vertical velocity within adiabatic updraft      real w01(klon, llm) ! vertical velocity within adiabatic updraft
112    
113        real pls(iim + 1, jjm + 1, llm)
114        ! (pressure at mid-layer of LMDZ grid, in Pa)
115        ! "pls(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
116        ! for layer "l")
117    
118        REAL p3d(iim + 1, jjm + 1, llm+1) ! pressure at layer interfaces, in Pa
119        ! ("p3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
120        ! for interface "l")
121    
122        namelist /etat0_nml/ day_ref, annee_ref
123    
124      !---------------------------------      !---------------------------------
125    
126      print *, "Call sequence information: etat0"      print *, "Call sequence information: etat0"
127    
128        print *, "Enter namelist 'etat0_nml'."
129        read(unit=*, nml=etat0_nml)
130        write(unit_nml, nml=etat0_nml)
131    
132      CALL iniconst      CALL iniconst
133    
134      ! Construct a grid:      ! Construct a grid:
135    
136      pa = 5e4      pa = 5e4
137      CALL disvert      CALL disvert
138        call test_disvert
139    
140        CALL fyhyp(rlatu, rlatv, rlatu2, yprimu2, rlatu1, yprimu1)
141        CALL fxhyp(xprimm025, rlonv, xprimv, rlonu, xprimu, xprimp025)
142    
143        rlatu(1) = pi / 2.
144        rlatu(jjm + 1) = -rlatu(1)
145    
146      CALL inigeom      CALL inigeom
147      CALL inifilr      CALL inifilr
148    
149      latfi(1) = 90.      rlat(1) = 90.
150      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
151      ! (with conversion to degrees)      ! (with conversion to degrees)
152      latfi(klon) = - 90.      rlat(klon) = - 90.
153    
154      lonfi(1) = 0.      rlon(1) = 0.
155      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
156      ! (with conversion to degrees)      ! (with conversion to degrees)
157      lonfi(klon) = 0.      rlon(klon) = 0.
158    
159      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, &
160           zpic_2d, zval_2d) ! also compute "mask"           zpic_2d, zval_2d) ! also compute "mask"
# Line 148  contains Line 168  contains
168      ! Compute pressure on intermediate levels:      ! Compute pressure on intermediate levels:
169      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps      forall(l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps
170      CALL exner_hyb(ps, p3d, pks, pk)      CALL exner_hyb(ps, p3d, pks, pk)
171      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  
172    
173      pls = preff * (pk / cpp)**(1. / kappa)      pls = preff * (pk / cpp)**(1. / kappa)
174      PRINT *, "minval(pls) = ", minval(pls)      PRINT *, "minval(pls) = ", minval(pls)
# Line 177  contains Line 194  contains
194              / apols              / apols
195      ENDDO      ENDDO
196    
197      ! Calcul de l'humidité à saturation :      ! Calcul de l'humidit\'e \`a saturation :
198      qsat = q_sat(t3d, pls)      qsat = q_sat(t3d, pls)
199      PRINT *, "minval(qsat) = ", minval(qsat)      PRINT *, "minval(qsat) = ", minval(qsat)
200      print *, "maxval(qsat) = ", maxval(qsat)      print *, "maxval(qsat) = ", maxval(qsat)
# Line 198  contains Line 215  contains
215      if (nqmx >= 5) then      if (nqmx >= 5) then
216         ! Ozone:         ! Ozone:
217         call regr_lat_time_coefoz         call regr_lat_time_coefoz
218         call regr_pr_o3(q(:, :, :, 5))         call regr_pr_o3(p3d, q(:, :, :, 5))
219         ! Convert from mole fraction to mass fraction:         ! Convert from mole fraction to mass fraction:
220         q(:, :, :, 5) = q(:, :, :, 5) * 48. / 29.         q(:, :, :, 5) = q(:, :, :, 5) * 48. / 29.
221      end if      end if
222    
223      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.  
224      rugmer = 0.001      rugmer = 0.001
225      zmea = pack(zmea_2d, dyn_phy)      zmea = pack(zmea_2d, dyn_phy)
226      zstd = pack(zstd_2d, dyn_phy)      zstd = pack(zstd_2d, dyn_phy)
# Line 238  contains Line 250  contains
250    
251      call nf95_close(ncid)      call nf95_close(ncid)
252    
253      ! Interpolation sur la grille T du modèle :      ! Interpolation sur la grille T du mod\`ele :
254      PRINT *, 'Dimensions de "landiceref.nc"'      PRINT *, 'Dimensions de "landiceref.nc"'
255      print *, "iml_lic = ", iml_lic      print *, "iml_lic = ", iml_lic
256      print *, "jml_lic = ", jml_lic      print *, "jml_lic = ", jml_lic
257    
258      ! Si les coordonnées sont en degrés, on les transforme :      ! Si les coordonn\'ees sont en degr\'es, on les transforme :
259      IF (MAXVAL(dlon_lic) > pi) THEN      IF (MAXVAL(dlon_lic) > pi) THEN
260         dlon_lic = dlon_lic * pi / 180.         dlon_lic = dlon_lic * pi / 180.
261      ENDIF      ENDIF
# Line 260  contains Line 272  contains
272      ! Passage sur la grille physique      ! Passage sur la grille physique
273      pctsrf = 0.      pctsrf = 0.
274      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)      pctsrf(:, is_lic) = pack(flic_tmp, dyn_phy)
275      ! Adéquation avec le maque terre/mer      ! Ad\'equation avec le maque terre/mer
276      WHERE (pctsrf(:, is_lic) < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (pctsrf(:, is_lic) < EPSFRA) pctsrf(:, is_lic) = 0.
277      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.      WHERE (zmasq < EPSFRA) pctsrf(:, is_lic) = 0.
278      pctsrf(:, is_ter) = zmasq      pctsrf(:, is_ter) = zmasq
# Line 277  contains Line 289  contains
289         end where         end where
290      end where      end where
291    
292      ! 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
293      ! de mer à 0) :      ! de mer \`a 0) :
294      pctsrf(:, is_oce) = 1. - zmasq      pctsrf(:, is_oce) = 1. - zmasq
295      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.      WHERE (pctsrf(:, is_oce) < EPSFRA) pctsrf(:, is_oce) = 0.
296    
297      ! Vérification que somme des sous-surfaces vaut 1 :      ! V\'erification que somme des sous-surfaces vaut 1 :
298      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)      ji = count(abs(sum(pctsrf, dim = 2) - 1.) > EPSFRA)
299      IF (ji /= 0) then      IF (ji /= 0) then
300         PRINT *, 'Problème répartition sous maille pour ', ji, 'points'         PRINT *, 'Bad surface percentages for ', ji, 'points'
301      end IF      end IF
302    
303      ! Calcul intermédiaire :      ! Calcul interm\'ediaire :
304      CALL massdair(p3d, masse)      CALL massdair(p3d, masse)
305    
     print *, 'ALPHAX = ', alphax  
   
306      forall (l = 1:llm)      forall (l = 1:llm)
307         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
308         masse(:, jjm + 1, l) = &         masse(:, jjm + 1, l) = &
309              SUM(aire_2d(:iim, jjm + 1) * masse(:iim, jjm + 1, l)) / apols              SUM(aire_2d(:iim, jjm + 1) * masse(:iim, jjm + 1, l)) / apols
310      END forall      END forall
311    
     ! Initialisation pour traceurs:  
312      call iniadvtrac      call iniadvtrac
     itau_phy = 0  
     day_ref = dayref  
     annee_ref = anneeref  
   
313      CALL geopot(teta, pk , pks, phis, phi)      CALL geopot(teta, pk , pks, phis, phi)
314      CALL caldyn0(ucov, vcov, teta, ps, masse, pk, phis, phi, w, pbaru, &      CALL caldyn0(ucov, vcov, teta, ps, masse, pk, phis, phi, w, pbaru, pbarv)
315           pbarv)      CALL dynredem0(day_ref, phis)
316      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)  
317    
318      ! Initialisations :      ! Initialisations :
319      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  
320      albe(:, is_ter) = 0.08      albe(:, is_ter) = 0.08
321      albe(:, is_lic) = 0.6      albe(:, is_lic) = 0.6
322      albe(:, is_oce) = 0.5      albe(:, is_oce) = 0.5
323      albe(:, is_sic) = 0.6      albe(:, is_sic) = 0.6
     alblw = albe  
324      evap = 0.      evap = 0.
325      qsolsrf(:, is_ter) = 150.      qsolsrf = 150.
326      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.  
327      solsw = 165.      solsw = 165.
328      sollw = -53.      sollw = -53.
329      t_ancien = 273.15      t_ancien = 273.15
330      q_ancien = 0.      q_ancien = 0.
331      agesno = 0.      agesno = 0.
     !IM "slab" ocean  
     tslab = tsolsrf(:, is_oce)  
     seaice = 0.  
332    
333      frugs(:, is_oce) = rugmer      frugs(:, is_oce) = rugmer
334      frugs(:, is_ter) = MAX(1e-5, zstd * zsig / 2)      frugs(:, is_ter) = MAX(1e-5, zstd * zsig / 2)
335      frugs(:, is_lic) = MAX(1e-5, zstd * zsig / 2)      frugs(:, is_lic) = MAX(1e-5, zstd * zsig / 2)
336      frugs(:, is_sic) = 0.001      frugs(:, is_sic) = 0.001
     fder = 0.  
337      clwcon = 0.      clwcon = 0.
338      rnebcon = 0.      rnebcon = 0.
339      ratqs = 0.      ratqs = 0.
     run_off_lic_0 = 0.  
340      sig1 = 0.      sig1 = 0.
341      w01 = 0.      w01 = 0.
342    
343      call phyredem("startphy.nc", latfi, lonfi, pctsrf, &      itau_phy = 0
344           tsolsrf, tsoil, tslab, seaice, qsolsrf, qsol, snsrf, albe, alblw, &      nday = 0
345           evap, rain_fall, snow_fall, solsw, sollw, fder, radsol, frugs, &      call phyredem0(lmt_pas = day_step / iphysiq)
346           agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, &  
347           t_ancien, q_ancien, rnebcon, ratqs, clwcon, run_off_lic_0, sig1, w01)      call nf95_inq_varid(ncid_restartphy, "trs", varid)
348      CALL histclo      call nf95_put_var(ncid_restartphy, varid, null_array)
349    
350        call phyredem(pctsrf, tsoil(:, 1, :), tsoil, tsoil(:, 1, is_oce), &
351             null_array, qsolsrf, pack(qsol_2d, dyn_phy), snsrf, albe, evap, &
352             null_array, null_array, solsw, sollw, null_array, null_array, frugs, &
353             agesno, zmea, zstd, zsig, zgam, zthe, zpic, zval, t_ancien, &
354             q_ancien, rnebcon, ratqs, clwcon, null_array, sig1, w01)
355    
356    END SUBROUTINE etat0    END SUBROUTINE etat0
357    
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