/[lmdze]/trunk/Sources/dyn3d/startdyn.f
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trunk/libf/dyn3d/startdyn.f90 revision 54 by guez, Tue Dec 6 15:07:04 2011 UTC trunk/Sources/dyn3d/startdyn.f revision 134 by guez, Wed Apr 29 15:47:56 2015 UTC
# Line 1  Line 1 
1  MODULE startdyn  MODULE startdyn
2    
3    ! From startvar.F, version 1.4    ! From startvar.F, version 1.4
4    ! 2006/01/27 15:14:22 Fairhead    ! January 27th, 2006 15:14:22
5    
6    INTEGER iml_dyn, jml_dyn, llm_dyn    INTEGER iml_dyn, jml_dyn, llm_dyn
7    
8    REAL, ALLOCATABLE:: lon_ini(:), lat_ini(:)    REAL, pointer:: lon_ini(:), lat_ini(:)
9    ! (longitude and latitude from the input file, converted to rad)    ! longitude and latitude from the input file, converted to rad
10    
11    real, ALLOCATABLE:: levdyn_ini(:)    real, pointer:: levdyn_ini(:)
12    
13  CONTAINS  CONTAINS
14    
15    SUBROUTINE start_init_dyn(tsol_2d, psol)    SUBROUTINE start_init_dyn(tsol_2d, phis, ps)
16    
17      USE flincom, only: flininfo, flinopen_nozoom      use comgeom, only: rlonu, rlatv, aire_2d, apoln, apols
     use comgeom, only: aire_2d, apoln, apols  
18      use conf_dat2d_m, only: conf_dat2d      use conf_dat2d_m, only: conf_dat2d
     use inter_barxy_m, only: inter_barxy  
     use comgeom, only: rlonu, rlatv  
19      use dimens_m, only: iim, jjm      use dimens_m, only: iim, jjm
20      use gr_int_dyn_m, only: gr_int_dyn      use gr_int_dyn_m, only: gr_int_dyn
21      use start_init_orog_m, only: phis      use inter_barxy_m, only: inter_barxy
     use nr_util, only: assert, pi  
22      use netcdf, only: nf90_nowrite      use netcdf, only: nf90_nowrite
23      use netcdf95, only: nf95_open, nf95_close, nf95_get_var, nf95_inq_varid      use netcdf95, only: nf95_open, nf95_close, nf95_get_var, nf95_inq_varid, &
24             nf95_gw_var, find_coord
25        use nr_util, only: assert, pi
26    
27      REAL, intent(in):: tsol_2d(:, :) ! (iim + 1, jjm + 1)      REAL, intent(in):: tsol_2d(:, :) ! (iim + 1, jjm + 1)
     REAL, intent(out):: psol(:, :) ! (iim + 1, jjm + 1) surface pressure, in Pa  
28    
29      ! Local:      REAL, intent(in):: phis(:, :) ! (iim + 1, jjm + 1)
30        ! surface geopotential, in m2 s-2
31    
32      REAL date, dt      REAL, intent(out):: ps(:, :) ! (iim + 1, jjm + 1) surface pressure, in Pa
     INTEGER itau(1), ncid, varid, fid_dyn, ttm_dyn  
     REAL, ALLOCATABLE:: lon_rad(:), lat_rad(:)  
33    
34      REAL, ALLOCATABLE:: lon_dyn(:, :), lat_dyn(:, :)      ! Local:
     ! (longitude and latitude from the input file, in rad or degrees)  
35    
36        INTEGER ncid, varid
37        REAL, ALLOCATABLE:: lon_rad(:), lat_rad(:)
38      REAL, ALLOCATABLE:: var_ana(:, :)      REAL, ALLOCATABLE:: var_ana(:, :)
39      real z(iim + 1, jjm + 1)      real z(iim + 1, jjm + 1)
40      real tmp_var(iim, jjm + 1)      real tmp_var(iim, jjm + 1)
# Line 45  CONTAINS Line 42  CONTAINS
42      !--------------------------      !--------------------------
43    
44      print *, "Call sequence information: start_init_dyn"      print *, "Call sequence information: start_init_dyn"
45      call assert((/size(tsol_2d, 1), size(psol, 1)/) == iim + 1, &      call assert((/size(tsol_2d, 1), size(phis, 1), size(ps, 1)/) == iim + 1, &
46           "start_init_dyn size 1")           "start_init_dyn size 1")
47      call assert((/size(tsol_2d, 2), size(psol, 2)/) == jjm + 1, &      call assert((/size(tsol_2d, 2), size(phis, 2), size(ps, 2)/) == jjm + 1, &
48           "start_init_dyn size 2")           "start_init_dyn size 2")
49    
     CALL flininfo('ECDYN.nc', iml_dyn, jml_dyn, llm_dyn, ttm_dyn, fid_dyn)  
     print *, "iml_dyn = ", iml_dyn, ", jml_dyn = ", jml_dyn, &  
          ", llm_dyn = ", llm_dyn, ", ttm_dyn = ", ttm_dyn  
   
     ALLOCATE(lat_dyn(iml_dyn, jml_dyn))  
     allocate(lon_dyn(iml_dyn, jml_dyn), levdyn_ini(llm_dyn))  
   
     CALL flinopen_nozoom(iml_dyn, jml_dyn, llm_dyn, lon_dyn, lat_dyn, &  
          levdyn_ini, ttm_dyn, itau, date, dt, fid_dyn)  
   
     ALLOCATE(var_ana(iml_dyn, jml_dyn), lon_rad(iml_dyn), lon_ini(iml_dyn))  
   
     IF (MAXVAL(lon_dyn) > pi) THEN  
        ! Assume "lon_dyn" is in degrees  
        lon_ini = lon_dyn(:, 1) * pi / 180.  
     ELSE  
        lon_ini = lon_dyn(:, 1)  
     ENDIF  
   
     ALLOCATE(lat_rad(jml_dyn), lat_ini(jml_dyn))  
   
     IF (MAXVAL(lat_dyn) > pi) THEN  
        lat_ini = lat_dyn(1, :) * pi / 180.  
     ELSE  
        lat_ini = lat_dyn(1, :)  
     ENDIF  
   
50      call nf95_open('ECDYN.nc', nf90_nowrite, ncid)      call nf95_open('ECDYN.nc', nf90_nowrite, ncid)
51    
52        call find_coord(ncid, varid=varid, std_name="longitude")
53        call nf95_gw_var(ncid, varid, lon_ini)
54        lon_ini = lon_ini * pi / 180. ! convert to rad
55        iml_dyn = size(lon_ini)
56        print *, "iml_dyn = ", iml_dyn
57    
58        call find_coord(ncid, varid=varid, std_name="latitude")
59        call nf95_gw_var(ncid, varid, lat_ini)
60        lat_ini = lat_ini * pi / 180. ! convert to rad
61        jml_dyn = size(lat_ini)
62        print *, "jml_dyn = ", jml_dyn
63    
64        call nf95_inq_varid(ncid, "level", varid)
65        call nf95_gw_var(ncid, varid, levdyn_ini)
66        llm_dyn = size(levdyn_ini)
67        print *, "llm_dyn = ", llm_dyn
68    
69        ALLOCATE(var_ana(iml_dyn, jml_dyn), lon_rad(iml_dyn), lat_rad(jml_dyn))
70    
71      ! 'Z': Surface geopotential      ! 'Z': Surface geopotential
72      call nf95_inq_varid(ncid, 'Z', varid)      call nf95_inq_varid(ncid, 'Z', varid)
73      call nf95_get_var(ncid, varid, var_ana)      call nf95_get_var(ncid, varid, var_ana)
# Line 93  CONTAINS Line 82  CONTAINS
82      CALL conf_dat2d(lon_ini, lat_ini, lon_rad, lat_rad, var_ana)      CALL conf_dat2d(lon_ini, lat_ini, lon_rad, lat_rad, var_ana)
83      CALL inter_barxy(lon_rad, lat_rad(:jml_dyn -1), var_ana, rlonu(:iim), &      CALL inter_barxy(lon_rad, lat_rad(:jml_dyn -1), var_ana, rlonu(:iim), &
84           rlatv, tmp_var)           rlatv, tmp_var)
85      psol = gr_int_dyn(tmp_var)      ps = gr_int_dyn(tmp_var)
86    
87      call nf95_close(ncid)      call nf95_close(ncid)
88    
89      psol(:iim, :) = psol(:iim, :) &      ! Adapt the surface pressure to "phis", with the hypsometric equation:
90        ps(:iim, :) = ps(:iim, :) &
91           * (1. + (z(:iim, :) - phis(:iim, :)) / 287. / tsol_2d(:iim, :))           * (1. + (z(:iim, :) - phis(:iim, :)) / 287. / tsol_2d(:iim, :))
     psol(iim + 1, :) = psol(1, :)  
92    
93      psol(:, 1) = SUM(aire_2d(:iim, 1) * psol(:iim, 1)) / apoln      ps(iim + 1, :) = ps(1, :)
94      psol(:, jjm + 1) = SUM(aire_2d(:iim, jjm + 1) * psol(:iim, jjm + 1)) &      ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln
95           / apols      ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm + 1) * ps(:iim, jjm + 1)) / apols
96    
97    END SUBROUTINE start_init_dyn    END SUBROUTINE start_init_dyn
98    
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