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surf_land_bucket_mod.F90 @ 5110

Last change on this file since 5110 was 5110, checked in by abarral, 4 months ago
Rename modules properly (mod_* -> lmdz_*) in phy_common
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: 11.9 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 lmdz_grid_phy
34	USE lmdz_phys_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	#ifdef ISO
111	INTEGER :: ixt
112	REAL, DIMENSION(niso,klon) :: xtsnow_prec,xtsol_prec
113	REAL, DIMENSION(klon) :: snow_prec,qsol_prec
114	REAL, PARAMETER :: t_coup = 273.15
115	REAL, DIMENSION(klon) :: fq_fonte_diag
116	REAL, DIMENSION(klon) :: fqfonte_diag
117	REAL, DIMENSION(klon) :: snow_evap_diag
118	REAL, DIMENSION(klon) :: fqcalving_diag
119	REAL :: max_eau_sol_diag
120	REAL, DIMENSION(klon) :: run_off_lic_diag
121	REAL :: coeff_rel_diag
122	#endif
123
124	!****************************************************************************************
125
126	#ifdef ISO
127	#ifdef ISOVERIF
128	!write(,) 'surf_land_bucket 152'
129	DO i=1,knon
130	IF (iso_eau > 0) THEN
131	CALL iso_verif_egalite_choix(precip_snow(i), &
132	xtprecip_snow(iso_eau,i),'surf_land_bucket 131', &
133	errmax,errmaxrel)
134	CALL iso_verif_egalite_choix(qsol(i), &
135	xtsol(iso_eau,i),'surf_land_bucket 134', &
136	errmax,errmaxrel)
137	ENDIF
138	ENDDO
139	#endif
140	#ifdef ISOVERIF
141	DO i=1,knon
142	DO ixt=1,niso
143	CALL iso_verif_noNaN(xtsol(ixt,i),'surf_land_mod_bucket 142')
144	ENDDO !do ixt=1,niso
145	ENDDO !do i=1,knon
146	!write(,) 'surf_land_bucket 152'
147	#endif
148	#endif
149
150	!* Read from limit.nc : albedo(alb_lim), length of rugosity(z0_new)
151
152	CALL limit_read_rug_alb(itime, dtime, jour,&
153	knon, knindex, &
154	z0_new, alb_lim)
155
156	!* Calcultaion of fluxes
157
158	! calculate total absorbed radiance at surface
159	radsol(:) = 0.0
160	radsol(1:knon) = swnet(1:knon) + lwnet(1:knon)
161
162	! calculate constants
163	CALL calbeta(dtime, is_ter, knon, snow, qsol, beta, capsol, dif_grnd)
164	if (type_veget=='betaclim') then
165	CALL calbeta_clim(knon,jour,latitude(knindex(1:knon)),beta)
166	endif
167
168	! calculate temperature, heat capacity and conduction flux in soil
169	IF (soil_model) THEN
170	CALL soil(dtime, is_ter, knon, snow, tsurf, qsol, &
171	longitude(knindex(1:knon)), latitude(knindex(1:knon)), tsoil, soilcap, soilflux)
172
173	DO i=1, knon
174	cal(i) = RCPD / soilcap(i)
175	radsol(i) = radsol(i) + soilflux(i)
176	END DO
177	ELSE
178	cal(:) = RCPD * capsol(:)
179	IF (klon_glo == 1) THEN
180	cal(:) = 0.
181	ENDIF
182	ENDIF
183
184	! Suppose zero surface speed
185	u0(:)=0.0
186	v0(:)=0.0
187	u1_lay(:) = u1(:) - u0(:)
188	v1_lay(:) = v1(:) - v0(:)
189
190	CALL calcul_fluxs(knon, is_ter, dtime, &
191	tsurf, p1lay, cal, beta, tq_cdrag, tq_cdrag, pref, &
192	precip_rain, precip_snow, snow, qsurf, &
193	radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, gustiness, &
194	1.,petAcoef, peqAcoef, petBcoef, peqBcoef, &
195	tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
196
197	#ifdef ISO
198	! verif
199	#ifdef ISOVERIF
200	!write(,) 'surf_land_bucket 211'
201	DO i=1,knon
202	IF (iso_eau > 0) THEN
203	CALL iso_verif_egalite_choix(xtsnow(iso_eau,i), &
204	snow(i),'surf_land_bucket 522', &
205	errmax,errmaxrel)
206	ENDIF !IF (iso_eau > 0) then
207	ENDDO !DO i=1,knon
208	#endif
209	! end verif
210	#endif
211	#ifdef ISO
212	DO i=1,knon
213	snow_prec(i)=snow(i)
214	qsol_prec(i)=qsol(i)
215	DO ixt=1,niso
216	xtsnow_prec(ixt,i)=xtsnow(ixt,i)
217	xtsol_prec(ixt,i) =xtsol(ixt,i)
218	ENDDO !DO ixt=1,niso
219	! initialisation:
220	fqfonte_diag(i) =0.0
221	fq_fonte_diag(i) =0.0
222	snow_evap_diag(i)=0.0
223	ENDDO !DO i=1,knon
224	#ifdef ISOVERIF
225	! write(,) 'surf_land_bucket 235'
226	DO i=1,knon
227	IF (iso_eau > 0) THEN
228	CALL iso_verif_egalite(qsol_prec(i),xtsol_prec(iso_eau,i), &
229	'surf_land_bucket 141')
230	ENDIF
231	ENDDO !DO i=1,knon
232	#endif
233	#endif
234
235	!* Calculate snow height, run_off, age of snow
236
237	CALL fonte_neige( knon, is_ter, knindex, dtime, &
238	tsurf, precip_rain, precip_snow, &
239	snow, qsol, tsurf_new, evap &
240	#ifdef ISO
241	,fq_fonte_diag,fqfonte_diag,snow_evap_diag,fqcalving_diag &
242	,max_eau_sol_diag,runoff_diag,run_off_lic_diag,coeff_rel_diag &
243	#endif
244	)
245
246	#ifdef ISO
247	#ifdef ISOVERIF
248	DO i=1,knon
249	DO ixt=1,niso
250	CALL iso_verif_noNaN(xtsol_prec(ixt,i),'surf_land_burcket 237')
251	ENDDO
252	ENDDO
253	#endif
254	#ifdef ISOVERIF
255	!write(,) 'surf_land_bucket 235'
256	DO i=1,knon
257	IF (iso_eau > 0) THEN
258	CALL iso_verif_egalite_choix(qsol_prec(i), &
259	xtsol_prec(iso_eau,i),'surf_land_bucket 628', &
260	errmax,errmaxrel)
261	CALL iso_verif_egalite_choix(precip_snow(i), &
262	xtprecip_snow(iso_eau,i),'surf_land_bucket 227', &
263	errmax,errmaxrel)
264	! attention, dans fonte_neige, on modifie snow sans modifier
265	! xtsnow
266	! c'est fait plus tard dans gestion_neige
267	! write(,) 'surf_land_bucket 287: i=',i
268	! write(,) 'snow(i)=',snow(i)
269	CALL iso_verif_egalite_choix(xtsnow(iso_eau,i), &
270	snow_prec(i),'surf_land_bucket 245', &
271	errmax,errmaxrel)
272	ENDIF
273	IF ((iso_O17 > 0).AND.(iso_O18 > 0)) THEN
274	IF (qsol_prec(i) > ridicule_qsol) THEN
275	CALL iso_verif_aberrant_o17(xtsol_prec(iso_O17,i)/qsol_prec(i) &
276	,xtsol_prec(iso_O18,i)/qsol_prec(i) &
277	,'surf_land_bucket 642')
278	ENDIF !IF ((qsol_prec(i) > ridicule_qsol) &
279	ENDIF !IF ((iso_O17 > 0).AND.(iso_O18 > 0)) THEN
280	ENDDO !DO i=1,knon
281	!write(,) 'surf_land_mod 291'
282	!write(,) 'snow_evap_diag(1)=',snow_evap_diag(1)
283	#endif
284	CALL calcul_iso_surf_ter_vectall(klon,knon, &
285	evap,snow_evap_diag,snow, &
286	fq_fonte_diag,fqfonte_diag,dtime,precip_rain,xtprecip_rain, &
287	precip_snow,xtprecip_snow, snow_prec,xtsnow_prec, &
288	tsurf_new,xtspechum,pref,spechum,t_coup,u1_lay,v1_lay,p1lay, &
289	qsol,xtsol,qsol_prec,xtsol_prec, &
290	max_eau_sol_diag, &
291	xtevap,xtsnow,h1,runoff_diag,xtrunoff_diag,fqcalving_diag, &
292	knindex,is_ter,run_off_lic_diag,coeff_rel_diag,Rland_ice &
293	)
294	!#ifdef ISOVERIF
295	! write(,) 'surf_land_bucket 303'
296	!#endif
297	#endif
298
299	!* Calculate the age of snow
300
301	CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:))
302
303	WHERE (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0.
304
305	DO i=1, knon
306	zfra(i) = MAX(0.0,MIN(1.0, snow(i)/(snow(i)+10.0)))
307	alb_lim(i) = alb_neig(i) zfra(i) + alb_lim(i)(1.0-zfra(i))
308	END DO
309
310	!* Return albedo :
311	! alb1_new and alb2_new are here given the same values
312
313	alb1_new(:) = 0.0
314	alb2_new(:) = 0.0
315	alb1_new(1:knon) = alb_lim(1:knon)
316	alb2_new(1:knon) = alb_lim(1:knon)
317
318	!* Calculate the rugosity
319
320	DO i = 1, knon
321	z0_new(i) = MAX(1.5e-05,SQRT(z0_new(i)2 + rugoro(i)2))
322	END DO
323
324	!* Send to coupler
325	! The run-off from river and coast are not calculated in the bucket modele.
326	! For testing purpose of the coupled modele we put the run-off to zero.
327	IF (type_ocean=='couple') THEN
328	dummy_riverflow(:) = 0.0
329	dummy_coastalflow(:) = 0.0
330	CALL cpl_send_land_fields(itime, knon, knindex, &
331	dummy_riverflow, dummy_coastalflow)
332	ENDIF
333
334	!* End
335
336	END SUBROUTINE surf_land_bucket
337
338	!****************************************************************************************
339
340	END MODULE surf_land_bucket_mod

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