source: LMDZ6/branches/Ocean_skin/libf/phylmd/limit_slab.F90 @ 3627

Last change on this file since 3627 was 3102, checked in by oboucher, 6 years ago

Removing x permission from these files
  • Property copyright set to
    Name of program: LMDZ
    Creation date: 1984
    Version: LMDZ5
    License: CeCILL version 2
    Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
    See the license file in the root directory
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 6.7 KB
Line 
1! $Header$
2
3SUBROUTINE limit_slab(itime, dtime, jour, lmt_bils, diff_sst, diff_siv)
4
5  USE dimphy
6  USE mod_grid_phy_lmdz, ONLY: klon_glo
7  USE mod_phys_lmdz_para
8  USE netcdf
9  USE indice_sol_mod
10  USE ocean_slab_mod, ONLY: nslay
11
12  IMPLICIT NONE
13
14  INCLUDE "clesphys.h"
15
16! In- and ouput arguments
17!****************************************************************************************
18  INTEGER, INTENT(IN) :: itime   ! numero du pas de temps courant
19  INTEGER, INTENT(IN) :: jour    ! jour a lire dans l'annee
20  REAL   , INTENT(IN) :: dtime   ! pas de temps de la physique (en s)
21  REAL, DIMENSION(klon), INTENT(OUT) ::  diff_sst, diff_siv
22  REAL, DIMENSION(klon,nslay), INTENT(OUT) :: lmt_bils
23
24! Locals variables with attribute SAVE
25!****************************************************************************************
26  REAL, DIMENSION(:), ALLOCATABLE, SAVE :: diff_siv_save, diff_sst_save
27  REAL, DIMENSION(:,:), ALLOCATABLE, SAVE :: bils_save
28!$OMP THREADPRIVATE(bils_save, diff_sst_save, diff_siv_save)
29
30! Locals variables
31!****************************************************************************************
32  INTEGER                  :: lmt_pas   
33  INTEGER                  :: nvarid, nid, ierr, i
34  INTEGER, DIMENSION(2)    :: start, epais
35  REAL, DIMENSION(klon_glo):: sst_l_glo, sst_lp1_glo, diff_sst_glo
36  REAL, DIMENSION(klon_glo):: siv_l_glo, siv_lp1_glo, diff_siv_glo
37  REAL, DIMENSION(klon_glo,nslay):: bils_glo
38  CHARACTER (len = 20)     :: modname = 'limit_slab'
39  CHARACTER*2 str2
40  LOGICAL                  :: read_bils,read_sst,read_siv
41
42! End declaration
43!****************************************************************************************
44
45  ! calculate number of time steps for one day
46  lmt_pas = NINT(86400./dtime)
47 
48! Initialize saved variables
49     IF (.NOT. ALLOCATED(bils_save)) THEN
50        ALLOCATE(bils_save(klon,nslay), diff_sst_save(klon), diff_siv_save(klon), stat=ierr)
51        IF (ierr /= 0) CALL abort_physic('limit_slab', 'pb in allocation',1)
52     END IF
53
54  ! F. Codron 5/14: add defaults for bils, diff_sst (0)
55  IF (MOD(itime-1, lmt_pas) == 0) THEN   ! time to read
56!$OMP MASTER  ! Only master thread
57     IF (is_mpi_root) THEN ! Only master processus
58        print*,'in limit_slab time to read, itime=',itime
59        read_bils=.TRUE.
60        read_sst=.TRUE.
61        read_siv=.TRUE.
62       
63        ierr = NF90_OPEN ('limit_slab.nc', NF90_NOWRITE, nid)
64        IF (ierr /= NF90_NOERR) THEN
65            PRINT *,'LIMIT_SLAB file not found'
66            read_bils=.FALSE.
67            read_sst=.FALSE.
68            read_siv=.FALSE.
69        ELSE ! read file
70       
71        ! La tranche de donnees a lire:
72        start(1) = 1
73        start(2) = jour
74        epais(1) = klon_glo
75        epais(2) = 1
76
77!****************************************************************************************
78! 2) Read bils and SST/ ice volume tendency
79!
80!****************************************************************************************
81!
82! Read bils_glo
83        bils_glo(:,:)=0.
84        ! First read first layer
85        ! try first "BILS_OCE01"
86        ierr = NF90_INQ_VARID(nid, 'BILS_OCE01', nvarid)
87        IF (ierr /= NF90_NOERR) THEN
88            ! Else BILS_OCE
89            ierr = NF90_INQ_VARID(nid, 'BILS_OCE', nvarid)
90            IF (ierr /= NF90_NOERR) THEN
91              read_bils=.FALSE.
92            ELSE
93              ierr = NF90_GET_VAR(nid,nvarid,bils_glo(:,1),start,epais)
94              IF (ierr /= NF90_NOERR) read_bils=.FALSE.
95            ENDIF
96        ELSE
97            ierr = NF90_GET_VAR(nid,nvarid,bils_glo(:,1),start,epais)
98            IF (ierr /= NF90_NOERR) read_bils=.FALSE.
99        END IF
100        ! Try next layers if more than 1
101        IF ((nslay.GT.1).AND.read_bils) THEN
102          DO i=2,nslay
103            WRITE(str2,'(i2.2)') i
104            ierr = NF90_INQ_VARID(nid,'BILS_OCE'//str2, nvarid)
105            IF (ierr.EQ.NF90_NOERR) THEN
106              ierr = NF90_GET_VAR(nid,nvarid,bils_glo(:,i),start,epais)
107            ENDIF
108            IF (ierr /= NF90_NOERR) THEN
109              print *,'WARNING : BILS_OCE not found for layer 2'
110            ENDIF
111          ENDDO
112        ENDIF
113
114! Read sst_glo for this day
115        ierr = NF90_INQ_VARID(nid, 'SST', nvarid)
116        IF (ierr /= NF90_NOERR)  THEN
117            read_sst=.FALSE.
118        ELSE
119            ierr = NF90_GET_VAR(nid,nvarid,sst_l_glo,start,epais)
120            IF (ierr /= NF90_NOERR) read_sst=.FALSE.
121! Read sst_glo for one day ahead
122            start(2) = jour + 1
123            IF (start(2) > 360) start(2)=1
124            ierr = NF90_GET_VAR(nid,nvarid,sst_lp1_glo,start,epais)
125            IF (ierr /= NF90_NOERR) read_sst=.FALSE.
126        END IF
127
128! Read siv_glo for this day
129        ierr = NF90_INQ_VARID(nid, 'SICV', nvarid)
130        IF (ierr /= NF90_NOERR)  THEN
131            read_siv=.FALSE.
132        ELSE
133            start(2) = jour
134            ierr = NF90_GET_VAR(nid,nvarid,siv_l_glo,start,epais)
135            IF (ierr /= NF90_NOERR) read_siv=.FALSE.
136! Read siv_glo for one day ahead
137            start(2) = jour + 1
138            IF (start(2) > 360) start(2)=1
139            ierr = NF90_GET_VAR(nid,nvarid,siv_lp1_glo,start,epais)
140            IF (ierr /= NF90_NOERR) read_siv=.FALSE.
141        END IF
142
143!****************************************************************************************
144! 5) Close file and distribute variables to all processus
145!
146!****************************************************************************************
147        ierr = NF90_CLOSE(nid)
148        IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Pb when closing file', 1)
149        END IF ! Read File
150        IF (read_sst) THEN
151! Calculate difference in temperature between this day and one ahead
152            DO i=1, klon_glo
153               diff_sst_glo(i) = sst_lp1_glo(i) - sst_l_glo(i)
154            END DO
155        END IF !read_sst
156        IF (read_siv) THEN
157! Calculate difference in temperature between this day and one ahead
158            DO i=1, klon_glo
159               diff_siv_glo(i) = siv_lp1_glo(i) - siv_l_glo(i)
160            END DO
161        END IF !read_siv
162     ENDIF ! is_mpi_root
163
164!$OMP END MASTER
165!$OMP BARRIER
166       
167! Send fields to all processes
168! Give default values if needed
169     CALL bcast(read_bils)
170     CALL bcast(read_sst)
171     CALL bcast(read_siv)
172     PRINT *,'limit_slab sst',read_sst,'siv',read_siv,'qflux',read_bils
173     IF (read_bils) THEN
174         CALL Scatter(bils_glo, bils_save)
175     ELSE
176         bils_save(:,:)=0.
177     END IF
178     IF (read_sst) THEN
179         CALL Scatter(diff_sst_glo, diff_sst_save)
180     ELSE
181         diff_sst_save(:)=0.
182     END IF
183     IF (read_siv) THEN
184         CALL Scatter(diff_siv_glo, diff_siv_save)
185     ELSE
186         diff_siv_save(:)=0.
187     END IF
188     
189  ENDIF ! time to read
190
191  lmt_bils(:,:) = bils_save(:,:)
192  diff_sst(:) = diff_sst_save(:)
193  diff_siv(:) = diff_siv_save(:)
194
195END SUBROUTINE limit_slab
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