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surf_land_bucket_mod.F90 @ 4814

Last change on this file since 4814 was 4368, checked in by lguez, 2 years ago
Sync latest trunk changes to Ocean_skin
File size: 12.1 KB

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1	!
2	MODULE surf_land_bucket_mod
3	!
4	! Surface land bucket module
5	!
6	! This module is used when no external land model is choosen.
7	!
8	IMPLICIT NONE
9
10	CONTAINS
11
12	SUBROUTINE surf_land_bucket(itime, jour, knon, knindex, debut, dtime,&
13	tsurf, p1lay, tq_cdrag, precip_rain, precip_snow, temp_air, &
14	spechum, petAcoef, peqAcoef, petBcoef, peqBcoef, pref, &
15	u1, v1, gustiness, rugoro, swnet, lwnet, &
16	snow, qsol, agesno, tsoil, &
17	qsurf, z0_new, alb1_new, alb2_new, evap, &
18	fluxsens, fluxlat, tsurf_new, dflux_s, dflux_l &
19	#ifdef ISO
20	,xtprecip_rain, xtprecip_snow,xtspechum, &
21	xtsnow, xtsol,xtevap,h1, &
22	runoff_diag,xtrunoff_diag,Rland_ice &
23	#endif
24	)
25
26	USE limit_read_mod
27	USE surface_data
28	USE fonte_neige_mod
29	USE calcul_fluxs_mod
30	USE cpl_mod
31	USE dimphy
32	USE geometry_mod, ONLY: longitude,latitude
33	USE mod_grid_phy_lmdz
34	USE mod_phys_lmdz_para
35	USE indice_sol_mod
36	#ifdef ISO
37	use infotrac_phy, ONLY: ntiso,niso
38	USE isotopes_mod, ONLY: iso_eau, iso_HDO, iso_O18, iso_O17, &
39	ridicule_qsol
40	USE isotopes_routines_mod, ONLY: calcul_iso_surf_ter_vectall
41	#ifdef ISOVERIF
42	USE isotopes_verif_mod, ONLY: errmax,errmaxrel,iso_verif_noNaN, &
43	iso_verif_aberrant_o17,iso_verif_egalite_choix,iso_verif_egalite
44	#endif
45	#endif
46	!****************************************************************************************
47	! Bucket calculations for surface.
48	!
49	INCLUDE "clesphys.h"
50	INCLUDE "dimsoil.h"
51	INCLUDE "YOMCST.h"
52
53	! Input variables
54	!****************************************************************************************
55	INTEGER, INTENT(IN) :: itime, jour, knon
56	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
57	LOGICAL, INTENT(IN) :: debut
58	REAL, INTENT(IN) :: dtime
59	REAL, DIMENSION(klon), INTENT(IN) :: tsurf
60	REAL, DIMENSION(klon), INTENT(IN) :: p1lay
61	REAL, DIMENSION(klon), INTENT(IN) :: tq_cdrag
62	REAL, DIMENSION(klon), INTENT(IN) :: precip_rain, precip_snow
63	REAL, DIMENSION(klon), INTENT(IN) :: temp_air, spechum
64	REAL, DIMENSION(klon), INTENT(IN) :: petAcoef, peqAcoef
65	REAL, DIMENSION(klon), INTENT(IN) :: petBcoef, peqBcoef
66	REAL, DIMENSION(klon), INTENT(IN) :: pref
67	REAL, DIMENSION(klon), INTENT(IN) :: u1, v1, gustiness
68	REAL, DIMENSION(klon), INTENT(IN) :: rugoro
69	REAL, DIMENSION(klon), INTENT(IN) :: swnet, lwnet
70	#ifdef ISO
71	REAL, DIMENSION(ntiso,klon), INTENT(IN) :: xtprecip_rain, xtprecip_snow
72	REAL, DIMENSION(ntiso,klon), INTENT(IN) :: xtspechum
73	#endif
74
75	! In/Output variables
76	!****************************************************************************************
77	REAL, DIMENSION(klon), INTENT(INOUT) :: snow, qsol
78	REAL, DIMENSION(klon), INTENT(INOUT) :: agesno
79	REAL, DIMENSION(klon, nsoilmx), INTENT(INOUT) :: tsoil
80	#ifdef ISO
81	REAL, DIMENSION(niso,klon), INTENT(INOUT) :: xtsnow,xtsol
82	#endif
83
84	! Output variables
85	!****************************************************************************************
86	REAL, DIMENSION(klon), INTENT(OUT) :: qsurf
87	REAL, DIMENSION(klon), INTENT(OUT) :: z0_new
88	REAL, DIMENSION(klon), INTENT(OUT) :: alb1_new, alb2_new
89	REAL, DIMENSION(klon), INTENT(OUT) :: evap, fluxsens, fluxlat
90	REAL, DIMENSION(klon), INTENT(OUT) :: tsurf_new
91	REAL, DIMENSION(klon), INTENT(OUT) :: dflux_s, dflux_l
92	#ifdef ISO
93	REAL, DIMENSION(ntiso,klon), INTENT(OUT) :: xtevap
94	REAL, DIMENSION(klon), INTENT(OUT) :: h1
95	REAL, DIMENSION(niso,klon), INTENT(OUT) :: xtrunoff_diag
96	REAL, DIMENSION(klon), INTENT(OUT) :: runoff_diag
97	REAL, DIMENSION(niso,klon), INTENT(IN) :: Rland_ice
98	#endif
99
100	! Local variables
101	!****************************************************************************************
102	REAL, DIMENSION(klon) :: soilcap, soilflux
103	REAL, DIMENSION(klon) :: cal, beta, dif_grnd, capsol
104	REAL, DIMENSION(klon) :: alb_neig, alb_lim
105	REAL, DIMENSION(klon) :: zfra
106	REAL, DIMENSION(klon) :: radsol ! total net radiance at surface
107	REAL, DIMENSION(klon) :: u0, v0, u1_lay, v1_lay
108	REAL, DIMENSION(klon) :: dummy_riverflow,dummy_coastalflow
109	INTEGER :: i
110
111	#ifdef ISO
112	integer ixt
113	REAL, DIMENSION(niso,klon) :: xtsnow_prec,xtsol_prec
114	REAL, DIMENSION(klon) :: snow_prec,qsol_prec
115	real, parameter :: t_coup = 273.15
116	real, dimension(klon) :: fq_fonte_diag
117	real, dimension(klon) :: fqfonte_diag
118	real, dimension(klon) :: snow_evap_diag
119	real, dimension(klon) :: fqcalving_diag
120	real max_eau_sol_diag
121	real, dimension(klon) :: run_off_lic_diag
122	real :: coeff_rel_diag
123	! real, dimension(klon), intent(out) :: runoff_diag
124	#endif
125	!
126	!****************************************************************************************
127
128	#ifdef ISO
129	#ifdef ISOVERIF
130	!write(,) 'surf_land_bucket 152'
131	do i=1,knon
132	if (iso_eau.gt.0) then
133	call iso_verif_egalite_choix(precip_snow(i), &
134	& xtprecip_snow(iso_eau,i),'surf_land_bucket 131', &
135	& errmax,errmaxrel)
136	call iso_verif_egalite_choix(qsol(i), &
137	& xtsol(iso_eau,i),'surf_land_bucket 134', &
138	& errmax,errmaxrel)
139	endif
140	enddo
141	#endif
142	#ifdef ISOVERIF
143	do i=1,knon
144	do ixt=1,niso
145	call iso_verif_noNaN(xtsol(ixt,i),'surf_land_mod_bucket 142')
146	enddo !do ixt=1,niso
147	enddo !do i=1,knon
148	!write(,) 'surf_land_bucket 152'
149	#endif
150	#endif
151
152	!
153	!* Read from limit.nc : albedo(alb_lim), length of rugosity(z0_new)
154	!
155	CALL limit_read_rug_alb(itime, dtime, jour,&
156	knon, knindex, &
157	z0_new, alb_lim)
158	! write(,) 'surf_land_bucket 166'
159	!
160	!* Calcultaion of fluxes
161	!
162
163	! calculate total absorbed radiance at surface
164	radsol(:) = 0.0
165	radsol(1:knon) = swnet(1:knon) + lwnet(1:knon)
166
167	! calculate constants
168	! write(,) 'surf_land_bucket 176'
169	CALL calbeta(dtime, is_ter, knon, snow, qsol, beta, capsol, dif_grnd)
170	if (type_veget=='betaclim') then
171	CALL calbeta_clim(knon,jour,latitude(knindex(1:knon)),beta)
172	endif
173
174	! calculate temperature, heat capacity and conduction flux in soil
175	! write(,) 'surf_land_bucket 183: soil_model=',soil_model
176	IF (soil_model) THEN
177	! write(,) 'surf_land_bucket 185'
178	CALL soil(dtime, is_ter, knon, snow, tsurf, qsol, &
179	& longitude(knindex(1:knon)), latitude(knindex(1:knon)), tsoil, soilcap, soilflux)
180
181	! write(,) 'surf_land_bucket 187'
182	DO i=1, knon
183	cal(i) = RCPD / soilcap(i)
184	radsol(i) = radsol(i) + soilflux(i)
185	END DO
186	ELSE
187	cal(:) = RCPD * capsol(:)
188	IF (klon_glo .EQ. 1) THEN
189	cal(:) = 0.
190	ENDIF
191	ENDIF
192
193	! Suppose zero surface speed
194	! write(,) 'surf_land_bucket 198'
195	u0(:)=0.0
196	v0(:)=0.0
197	u1_lay(:) = u1(:) - u0(:)
198	v1_lay(:) = v1(:) - v0(:)
199
200	! write(,) 'surf_land_bucket 201'
201	CALL calcul_fluxs(knon, is_ter, dtime, &
202	tsurf, p1lay, cal, beta, tq_cdrag, tq_cdrag, pref, &
203	precip_rain, precip_snow, snow, qsurf, &
204	radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, gustiness, &
205	1.,petAcoef, peqAcoef, petBcoef, peqBcoef, &
206	tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
207
208
209
210	#ifdef ISO
211	! verif
212	#ifdef ISOVERIF
213	!write(,) 'surf_land_bucket 211'
214	do i=1,knon
215	if (iso_eau.gt.0) then
216	call iso_verif_egalite_choix(xtsnow(iso_eau,i), &
217	& snow(i),'surf_land_bucket 522', &
218	& errmax,errmaxrel)
219	endif !if (iso_eau.gt.0) then
220	enddo !do i=1,knon
221	#endif
222	! end verif
223	#endif
224	#ifdef ISO
225	do i=1,knon
226	snow_prec(i)=snow(i)
227	qsol_prec(i)=qsol(i)
228	do ixt=1,niso
229	xtsnow_prec(ixt,i)=xtsnow(ixt,i)
230	xtsol_prec(ixt,i)=xtsol(ixt,i)
231	enddo !do ixt=1,niso
232	! initialisation:
233	fqfonte_diag(i)=0.0
234	fq_fonte_diag(i)=0.0
235	snow_evap_diag(i)=0.0
236	enddo !do i=1,knon
237	#ifdef ISOVERIF
238	! write(,) 'surf_land_bucket 235'
239	do i=1,knon
240	if (iso_eau.gt.0) then
241	call iso_verif_egalite(qsol_prec(i),xtsol_prec(iso_eau,i), &
242	& 'surf_land_bucket 141')
243	endif
244	enddo !do i=1,knon
245	#endif
246	#endif
247	!
248	!* Calculate snow height, run_off, age of snow
249	!
250	CALL fonte_neige( knon, is_ter, knindex, dtime, &
251	tsurf, precip_rain, precip_snow, &
252	snow, qsol, tsurf_new, evap &
253	#ifdef ISO
254	& ,fq_fonte_diag,fqfonte_diag,snow_evap_diag,fqcalving_diag &
255	& ,max_eau_sol_diag,runoff_diag,run_off_lic_diag,coeff_rel_diag &
256	#endif
257	& )
258
259	#ifdef ISO
260	#ifdef ISOVERIF
261	do i=1,knon
262	do ixt=1,niso
263	call iso_verif_noNaN(xtsol_prec(ixt,i),'surf_land_burcket 237')
264	enddo
265	enddo
266	#endif
267	#ifdef ISOVERIF
268	!write(,) 'surf_land_bucket 235'
269	do i=1,knon
270	if (iso_eau.gt.0) then
271	call iso_verif_egalite_choix(qsol_prec(i), &
272	& xtsol_prec(iso_eau,i),'surf_land_bucket 628', &
273	& errmax,errmaxrel)
274	call iso_verif_egalite_choix(precip_snow(i), &
275	& xtprecip_snow(iso_eau,i),'surf_land_bucket 227', &
276	& errmax,errmaxrel)
277	! attention, dans fonte_neige, on modifie snow sans modifier
278	! xtsnow
279	! c'est fait plus tard dans gestion_neige
280	! write(,) 'surf_land_bucket 287: i=',i
281	! write(,) 'snow(i)=',snow(i)
282	call iso_verif_egalite_choix(xtsnow(iso_eau,i), &
283	& snow_prec(i),'surf_land_bucket 245', &
284	& errmax,errmaxrel)
285	endif
286	if ((iso_O17.gt.0).and.(iso_O18.gt.0)) then
287	if (qsol_prec(i).gt.ridicule_qsol) then
288	call iso_verif_aberrant_o17(xtsol_prec(iso_O17,i) &
289	& /qsol_prec(i),xtsol_prec(iso_O18,i) &
290	& /qsol_prec(i),'surf_land_bucket 642')
291	endif !if ((qsol_prec(i).gt.ridicule_qsol) &
292	endif !if ((iso_O17.gt.0).and.(iso_O18.gt.0)) then
293	enddo !do i=1,knon
294	!write(,) 'surf_land_mod 291'
295	!write(,) 'snow_evap_diag(1)=',snow_evap_diag(1)
296	#endif
297	call calcul_iso_surf_ter_vectall(klon,knon, &
298	& evap,snow_evap_diag,snow, &
299	& fq_fonte_diag,fqfonte_diag,dtime,precip_rain,xtprecip_rain, &
300	& precip_snow,xtprecip_snow, snow_prec,xtsnow_prec, &
301	& tsurf_new,xtspechum,pref,spechum,t_coup,u1_lay,v1_lay,p1lay, &
302	& qsol,xtsol,qsol_prec,xtsol_prec, &
303	& max_eau_sol_diag, &
304	& xtevap,xtsnow,h1,runoff_diag,xtrunoff_diag,fqcalving_diag, &
305	& knindex,is_ter,run_off_lic_diag,coeff_rel_diag,Rland_ice &
306	& )
307	!#ifdef ISOVERIF
308	! write(,) 'surf_land_bucket 303'
309	!#endif
310	#endif
311
312	!
313	!* Calculate the age of snow
314	!
315	CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:))
316
317	WHERE (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0.
318
319	DO i=1, knon
320	zfra(i) = MAX(0.0,MIN(1.0, snow(i)/(snow(i)+10.0)))
321	alb_lim(i) = alb_neig(i) zfra(i) + alb_lim(i)(1.0-zfra(i))
322	END DO
323
324	!
325	!* Return albedo :
326	! alb1_new and alb2_new are here given the same values
327	!
328	alb1_new(:) = 0.0
329	alb2_new(:) = 0.0
330	alb1_new(1:knon) = alb_lim(1:knon)
331	alb2_new(1:knon) = alb_lim(1:knon)
332
333	!
334	!* Calculate the rugosity
335	!
336	DO i = 1, knon
337	z0_new(i) = MAX(1.5e-05,SQRT(z0_new(i)2 + rugoro(i)2))
338	END DO
339
340	!* Send to coupler
341	! The run-off from river and coast are not calculated in the bucket modele.
342	! For testing purpose of the coupled modele we put the run-off to zero.
343	IF (type_ocean=='couple') THEN
344	dummy_riverflow(:) = 0.0
345	dummy_coastalflow(:) = 0.0
346	CALL cpl_send_land_fields(itime, knon, knindex, &
347	dummy_riverflow, dummy_coastalflow)
348	ENDIF
349
350	!
351	!* End
352	!
353	END SUBROUTINE surf_land_bucket
354	!
355	!****************************************************************************************
356	!
357	END MODULE surf_land_bucket_mod

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