source: LMDZ5/trunk/libf/phylmd/ocean_forced_mod.F90 @ 1785

Last change on this file since 1785 was 1785, checked in by Ehouarn Millour, 11 years ago

Transformation de l'include indicesol.h en un module indice_sol_mod et modification des appels dans tous les fichiers concernés.
Aucun changement des résultats ni des sorties du modèle vs 1784.
UG

...................................................

Replacement of the indicesol.h include by a module named indice_sol_mod. Modification of the calls in every affected files.
Results and outputs of simulations are unchanged in comparison with rev 1784.
UG
  • Property svn:eol-style set to native
  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 10.4 KB
Line 
1!
2MODULE ocean_forced_mod
3!
4! This module is used for both the sub-surfaces ocean and sea-ice for the case of a
5! forced ocean,  "ocean=force".
6!
7  IMPLICIT NONE
8
9CONTAINS
10!
11!****************************************************************************************
12!
13  SUBROUTINE ocean_forced_noice( &
14       itime, dtime, jour, knon, knindex, &
15       p1lay, cdragh, cdragm, precip_rain, precip_snow, &
16       temp_air, spechum, &
17       AcoefH, AcoefQ, BcoefH, BcoefQ, &
18       AcoefU, AcoefV, BcoefU, BcoefV, &
19       ps, u1, v1, &
20       radsol, snow, agesno, &
21       qsurf, evap, fluxsens, fluxlat, flux_u1, flux_v1, &
22       tsurf_new, dflux_s, dflux_l)
23!
24! This subroutine treats the "open ocean", all grid points that are not entierly covered
25! by ice.
26! The routine receives data from climatologie file limit.nc and does some calculations at the
27! surface.
28!
29    USE dimphy
30    USE calcul_fluxs_mod
31    USE limit_read_mod
32    USE indice_sol_mod
33
34    INCLUDE "YOMCST.h"
35
36! Input arguments
37!****************************************************************************************
38    INTEGER, INTENT(IN)                      :: itime, jour, knon
39    INTEGER, DIMENSION(klon), INTENT(IN)     :: knindex
40    REAL, INTENT(IN)                         :: dtime
41    REAL, DIMENSION(klon), INTENT(IN)        :: p1lay
42    REAL, DIMENSION(klon), INTENT(IN)        :: cdragh, cdragm
43    REAL, DIMENSION(klon), INTENT(IN)        :: precip_rain, precip_snow
44    REAL, DIMENSION(klon), INTENT(IN)        :: temp_air, spechum
45    REAL, DIMENSION(klon), INTENT(IN)        :: AcoefH, AcoefQ, BcoefH, BcoefQ
46    REAL, DIMENSION(klon), INTENT(IN)        :: AcoefU, AcoefV, BcoefU, BcoefV
47    REAL, DIMENSION(klon), INTENT(IN)        :: ps
48    REAL, DIMENSION(klon), INTENT(IN)        :: u1, v1
49
50! In/Output arguments
51!****************************************************************************************
52    REAL, DIMENSION(klon), INTENT(INOUT)     :: radsol
53    REAL, DIMENSION(klon), INTENT(INOUT)     :: snow
54    REAL, DIMENSION(klon), INTENT(INOUT)     :: agesno !? put to 0 in ocean
55 
56! Output arguments
57!****************************************************************************************
58    REAL, DIMENSION(klon), INTENT(OUT)       :: qsurf
59    REAL, DIMENSION(klon), INTENT(OUT)       :: evap, fluxsens, fluxlat
60    REAL, DIMENSION(klon), INTENT(OUT)       :: flux_u1, flux_v1
61    REAL, DIMENSION(klon), INTENT(OUT)       :: tsurf_new
62    REAL, DIMENSION(klon), INTENT(OUT)       :: dflux_s, dflux_l
63
64! Local variables
65!****************************************************************************************
66    INTEGER                     :: i
67    REAL, DIMENSION(klon)       :: cal, beta, dif_grnd
68    REAL, DIMENSION(klon)       :: alb_neig, tsurf_lim, zx_sl
69    REAL, DIMENSION(klon)       :: u0, v0
70    REAL, DIMENSION(klon)       :: u1_lay, v1_lay
71    LOGICAL                     :: check=.FALSE.
72
73!****************************************************************************************
74! Start calculation
75!****************************************************************************************
76    IF (check) WRITE(*,*)' Entering ocean_forced_noice'
77   
78!****************************************************************************************
79! 1)   
80! Read sea-surface temperature from file limit.nc
81!
82!****************************************************************************************
83    CALL limit_read_sst(knon,knindex,tsurf_lim)
84
85!****************************************************************************************
86! 2)
87! Flux calculation
88!
89!****************************************************************************************
90! Set some variables for calcul_fluxs
91    cal = 0.
92    beta = 1.
93    dif_grnd = 0.
94    alb_neig(:) = 0.
95    agesno(:) = 0.
96! Suppose zero surface speed
97    u0(:)=0.0
98    v0(:)=0.0
99    u1_lay(:) = u1(:) - u0(:)
100    v1_lay(:) = v1(:) - v0(:)
101
102! Calcul de tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l and qsurf
103    CALL calcul_fluxs(knon, is_oce, dtime, &
104         tsurf_lim, p1lay, cal, beta, cdragh, ps, &
105         precip_rain, precip_snow, snow, qsurf,  &
106         radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
107         AcoefH, AcoefQ, BcoefH, BcoefQ, &
108         tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
109
110! - Flux calculation at first modele level for U and V
111    CALL calcul_flux_wind(knon, dtime, &
112         u0, v0, u1, v1, cdragm, &
113         AcoefU, AcoefV, BcoefU, BcoefV, &
114         p1lay, temp_air, &
115         flux_u1, flux_v1) 
116
117  END SUBROUTINE ocean_forced_noice
118!
119!***************************************************************************************
120!
121  SUBROUTINE ocean_forced_ice( &
122       itime, dtime, jour, knon, knindex, &
123       tsurf_in, p1lay, cdragh, cdragm, precip_rain, precip_snow, temp_air, spechum, &
124       AcoefH, AcoefQ, BcoefH, BcoefQ, &
125       AcoefU, AcoefV, BcoefU, BcoefV, &
126       ps, u1, v1, &
127       radsol, snow, qsol, agesno, tsoil, &
128       qsurf, alb1_new, alb2_new, evap, fluxsens, fluxlat, flux_u1, flux_v1, &
129       tsurf_new, dflux_s, dflux_l)
130!
131! This subroutine treats the ocean where there is ice.
132! The routine reads data from climatologie file and does flux calculations at the
133! surface.
134!
135    USE dimphy
136    USE calcul_fluxs_mod
137    USE surface_data,     ONLY : calice, calsno, tau_gl
138    USE limit_read_mod
139    USE fonte_neige_mod,  ONLY : fonte_neige
140    USE indice_sol_mod
141
142    INCLUDE "dimsoil.h"
143    INCLUDE "YOMCST.h"
144    INCLUDE "clesphys.h"
145
146! Input arguments
147!****************************************************************************************
148    INTEGER, INTENT(IN)                  :: itime, jour, knon
149    INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
150    REAL, INTENT(IN)                     :: dtime
151    REAL, DIMENSION(klon), INTENT(IN)    :: tsurf_in
152    REAL, DIMENSION(klon), INTENT(IN)    :: p1lay
153    REAL, DIMENSION(klon), INTENT(IN)    :: cdragh, cdragm
154    REAL, DIMENSION(klon), INTENT(IN)    :: precip_rain, precip_snow
155    REAL, DIMENSION(klon), INTENT(IN)    :: temp_air, spechum
156    REAL, DIMENSION(klon), INTENT(IN)    :: AcoefH, AcoefQ, BcoefH, BcoefQ
157    REAL, DIMENSION(klon), INTENT(IN)    :: AcoefU, AcoefV, BcoefU, BcoefV
158    REAL, DIMENSION(klon), INTENT(IN)    :: ps
159    REAL, DIMENSION(klon), INTENT(IN)    :: u1, v1
160
161! In/Output arguments
162!****************************************************************************************
163    REAL, DIMENSION(klon), INTENT(INOUT)          :: radsol
164    REAL, DIMENSION(klon), INTENT(INOUT)          :: snow, qsol
165    REAL, DIMENSION(klon), INTENT(INOUT)          :: agesno
166    REAL, DIMENSION(klon, nsoilmx), INTENT(INOUT) :: tsoil
167
168! Output arguments
169!****************************************************************************************
170    REAL, DIMENSION(klon), INTENT(OUT)            :: qsurf
171    REAL, DIMENSION(klon), INTENT(OUT)            :: alb1_new  ! new albedo in visible SW interval
172    REAL, DIMENSION(klon), INTENT(OUT)            :: alb2_new  ! new albedo in near IR interval
173    REAL, DIMENSION(klon), INTENT(OUT)            :: evap, fluxsens, fluxlat
174    REAL, DIMENSION(klon), INTENT(OUT)            :: flux_u1, flux_v1
175    REAL, DIMENSION(klon), INTENT(OUT)            :: tsurf_new
176    REAL, DIMENSION(klon), INTENT(OUT)            :: dflux_s, dflux_l     
177
178! Local variables
179!****************************************************************************************
180    LOGICAL                     :: check=.FALSE.
181    INTEGER                     :: i
182    REAL                        :: zfra
183    REAL, PARAMETER             :: t_grnd=271.35
184    REAL, DIMENSION(klon)       :: cal, beta, dif_grnd, capsol
185    REAL, DIMENSION(klon)       :: alb_neig, tsurf_tmp
186    REAL, DIMENSION(klon)       :: soilcap, soilflux
187    REAL, DIMENSION(klon)       :: u0, v0
188    REAL, DIMENSION(klon)       :: u1_lay, v1_lay
189
190!****************************************************************************************
191! Start calculation
192!****************************************************************************************
193    IF (check) WRITE(*,*)'Entering surface_seaice, knon=',knon
194
195!****************************************************************************************
196! 1)
197! Flux calculation : tsurf_new, evap, fluxlat, fluxsens, flux_u1, flux_v1
198!                    dflux_s, dflux_l and qsurf
199!****************************************************************************************
200    tsurf_tmp(:) = tsurf_in(:)
201
202! calculate the parameters cal, beta, capsol and dif_grnd
203    CALL calbeta(dtime, is_sic, knon, snow, qsol, beta, capsol, dif_grnd)
204
205   
206    IF (soil_model) THEN
207! update tsoil and calculate soilcap and soilflux
208       CALL soil(dtime, is_sic, knon, snow, tsurf_tmp, tsoil,soilcap, soilflux)
209       cal(1:knon) = RCPD / soilcap(1:knon)
210       radsol(1:knon) = radsol(1:knon)  + soilflux(1:knon)
211       dif_grnd = 1.0 / tau_gl
212    ELSE
213       dif_grnd = 1.0 / tau_gl
214       cal = RCPD * calice
215       WHERE (snow > 0.0) cal = RCPD * calsno
216    ENDIF
217
218    beta = 1.0
219! Suppose zero surface speed
220    u0(:)=0.0
221    v0(:)=0.0
222    u1_lay(:) = u1(:) - u0(:)
223    v1_lay(:) = v1(:) - v0(:)
224    CALL calcul_fluxs(knon, is_sic, dtime, &
225         tsurf_tmp, p1lay, cal, beta, cdragh, ps, &
226         precip_rain, precip_snow, snow, qsurf,  &
227         radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
228         AcoefH, AcoefQ, BcoefH, BcoefQ, &
229         tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
230
231! - Flux calculation at first modele level for U and V
232    CALL calcul_flux_wind(knon, dtime, &
233         u0, v0, u1, v1, cdragm, &
234         AcoefU, AcoefV, BcoefU, BcoefV, &
235         p1lay, temp_air, &
236         flux_u1, flux_v1) 
237
238!****************************************************************************************
239! 2)
240! Calculations due to snow and runoff
241!
242!****************************************************************************************
243    CALL fonte_neige( knon, is_sic, knindex, dtime, &
244         tsurf_tmp, precip_rain, precip_snow, &
245         snow, qsol, tsurf_new, evap)
246   
247! Calculation of albedo at snow (alb_neig) and update the age of snow (agesno)
248!
249    CALL albsno(klon, knon, dtime, agesno(:), alb_neig(:), precip_snow(:)) 
250
251    WHERE (snow(1:knon) .LT. 0.0001) agesno(1:knon) = 0.
252
253    alb1_new(:) = 0.0
254    DO i=1, knon
255       zfra = MAX(0.0,MIN(1.0,snow(i)/(snow(i)+10.0)))
256       alb1_new(i) = alb_neig(i) * zfra +  0.6 * (1.0-zfra)
257    ENDDO
258
259    alb2_new(:) = alb1_new(:)
260
261  END SUBROUTINE ocean_forced_ice
262!
263!****************************************************************************************
264!
265END MODULE ocean_forced_mod
266
267
268
269
270
271
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