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surf_land_bucket_mod.F90 @ 5300

Last change on this file since 5300 was 5285, checked in by abarral, 5 weeks ago
As discussed internally, remove generic ONLY: ... for new _mod_h modules
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: 12.0 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	USE clesphys_mod_h
47	USE yomcst_mod_h
48	USE dimsoil_mod_h, ONLY: nsoilmx
49	!****************************************************************************************
50	! Bucket calculations for surface.
51	!
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	!
151	!* Read from limit.nc : albedo(alb_lim), length of rugosity(z0_new)
152	!
153	CALL limit_read_rug_alb(itime, dtime, jour,&
154	knon, knindex, &
155	z0_new, alb_lim)
156	!
157	!* Calcultaion of fluxes
158	!
159
160	! calculate total absorbed radiance at surface
161	radsol(:) = 0.0
162	radsol(1:knon) = swnet(1:knon) + lwnet(1:knon)
163
164	! calculate constants
165	CALL calbeta(dtime, is_ter, knon, snow, qsol, beta, capsol, dif_grnd)
166	if (type_veget=='betaclim') then
167	CALL calbeta_clim(knon,jour,latitude(knindex(1:knon)),beta)
168	endif
169
170	! calculate temperature, heat capacity and conduction flux in soil
171	IF (soil_model) THEN
172	CALL soil(dtime, is_ter, knon, snow, tsurf, qsol, &
173	& longitude(knindex(1:knon)), latitude(knindex(1:knon)), tsoil, soilcap, soilflux)
174
175	DO i=1, knon
176	cal(i) = RCPD / soilcap(i)
177	radsol(i) = radsol(i) + soilflux(i)
178	END DO
179	ELSE
180	cal(:) = RCPD * capsol(:)
181	IF (klon_glo .EQ. 1) THEN
182	cal(:) = 0.
183	ENDIF
184	ENDIF
185
186	! Suppose zero surface speed
187	u0(:)=0.0
188	v0(:)=0.0
189	u1_lay(:) = u1(:) - u0(:)
190	v1_lay(:) = v1(:) - v0(:)
191
192	CALL calcul_fluxs(knon, is_ter, dtime, &
193	tsurf, p1lay, cal, beta, tq_cdrag, tq_cdrag, pref, &
194	precip_rain, precip_snow, snow, qsurf, &
195	radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, gustiness, &
196	1.,petAcoef, peqAcoef, petBcoef, peqBcoef, &
197	tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
198
199	#ifdef ISO
200	! verif
201	#ifdef ISOVERIF
202	!write(,) 'surf_land_bucket 211'
203	DO i=1,knon
204	IF (iso_eau > 0) THEN
205	CALL iso_verif_egalite_choix(xtsnow(iso_eau,i), &
206	& snow(i),'surf_land_bucket 522', &
207	& errmax,errmaxrel)
208	ENDIF !IF (iso_eau > 0) then
209	ENDDO !DO i=1,knon
210	#endif
211	! end verif
212	#endif
213	#ifdef ISO
214	DO i=1,knon
215	snow_prec(i)=snow(i)
216	qsol_prec(i)=qsol(i)
217	DO ixt=1,niso
218	xtsnow_prec(ixt,i)=xtsnow(ixt,i)
219	xtsol_prec(ixt,i) =xtsol(ixt,i)
220	ENDDO !DO ixt=1,niso
221	! initialisation:
222	fqfonte_diag(i) =0.0
223	fq_fonte_diag(i) =0.0
224	snow_evap_diag(i)=0.0
225	ENDDO !DO i=1,knon
226	#ifdef ISOVERIF
227	! write(,) 'surf_land_bucket 235'
228	DO i=1,knon
229	IF (iso_eau > 0) THEN
230	CALL iso_verif_egalite(qsol_prec(i),xtsol_prec(iso_eau,i), &
231	& 'surf_land_bucket 141')
232	ENDIF
233	ENDDO !DO i=1,knon
234	#endif
235	#endif
236	!
237	!* Calculate snow height, run_off, age of snow
238	!
239	CALL fonte_neige( knon, is_ter, knindex, dtime, &
240	tsurf, precip_rain, precip_snow, &
241	snow, qsol, tsurf_new, evap &
242	#ifdef ISO
243	& ,fq_fonte_diag,fqfonte_diag,snow_evap_diag,fqcalving_diag &
244	& ,max_eau_sol_diag,runoff_diag,run_off_lic_diag,coeff_rel_diag &
245	#endif
246	& )
247
248	#ifdef ISO
249	#ifdef ISOVERIF
250	DO i=1,knon
251	DO ixt=1,niso
252	CALL iso_verif_noNaN(xtsol_prec(ixt,i),'surf_land_burcket 237')
253	ENDDO
254	ENDDO
255	#endif
256	#ifdef ISOVERIF
257	!write(,) 'surf_land_bucket 235'
258	DO i=1,knon
259	IF (iso_eau > 0) THEN
260	CALL iso_verif_egalite_choix(qsol_prec(i), &
261	& xtsol_prec(iso_eau,i),'surf_land_bucket 628', &
262	& errmax,errmaxrel)
263	CALL iso_verif_egalite_choix(precip_snow(i), &
264	& xtprecip_snow(iso_eau,i),'surf_land_bucket 227', &
265	& errmax,errmaxrel)
266	! attention, dans fonte_neige, on modifie snow sans modifier
267	! xtsnow
268	! c'est fait plus tard dans gestion_neige
269	! write(,) 'surf_land_bucket 287: i=',i
270	! write(,) 'snow(i)=',snow(i)
271	CALL iso_verif_egalite_choix(xtsnow(iso_eau,i), &
272	& snow_prec(i),'surf_land_bucket 245', &
273	& errmax,errmaxrel)
274	ENDIF
275	IF ((iso_O17 > 0).AND.(iso_O18 > 0)) THEN
276	IF (qsol_prec(i) > ridicule_qsol) THEN
277	CALL iso_verif_aberrant_o17(xtsol_prec(iso_O17,i)/qsol_prec(i) &
278	& ,xtsol_prec(iso_O18,i)/qsol_prec(i) &
279	& ,'surf_land_bucket 642')
280	ENDIF !IF ((qsol_prec(i) > ridicule_qsol) &
281	ENDIF !IF ((iso_O17 > 0).AND.(iso_O18 > 0)) THEN
282	ENDDO !DO i=1,knon
283	!write(,) 'surf_land_mod 291'
284	!write(,) 'snow_evap_diag(1)=',snow_evap_diag(1)
285	#endif
286	CALL calcul_iso_surf_ter_vectall(klon,knon, &
287	& evap,snow_evap_diag,snow, &
288	& fq_fonte_diag,fqfonte_diag,dtime,precip_rain,xtprecip_rain, &
289	& precip_snow,xtprecip_snow, snow_prec,xtsnow_prec, &
290	& tsurf_new,xtspechum,pref,spechum,t_coup,u1_lay,v1_lay,p1lay, &
291	& qsol,xtsol,qsol_prec,xtsol_prec, &
292	& max_eau_sol_diag, &
293	& xtevap,xtsnow,h1,runoff_diag,xtrunoff_diag,fqcalving_diag, &
294	& knindex,is_ter,run_off_lic_diag,coeff_rel_diag,Rland_ice &
295	& )
296	!#ifdef ISOVERIF
297	! write(,) 'surf_land_bucket 303'
298	!#endif
299	#endif
300
301	!
302	!* Calculate the age of snow
303	!
304	CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:))
305
306	WHERE (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0.
307
308	DO i=1, knon
309	zfra(i) = MAX(0.0,MIN(1.0, snow(i)/(snow(i)+10.0)))
310	alb_lim(i) = alb_neig(i) zfra(i) + alb_lim(i)(1.0-zfra(i))
311	END DO
312
313	!
314	!* Return albedo :
315	! alb1_new and alb2_new are here given the same values
316	!
317	alb1_new(:) = 0.0
318	alb2_new(:) = 0.0
319	alb1_new(1:knon) = alb_lim(1:knon)
320	alb2_new(1:knon) = alb_lim(1:knon)
321
322	!
323	!* Calculate the rugosity
324	!
325	DO i = 1, knon
326	z0_new(i) = MAX(1.5e-05,SQRT(z0_new(i)2 + rugoro(i)2))
327	END DO
328
329	!* Send to coupler
330	! The run-off from river and coast are not calculated in the bucket modele.
331	! For testing purpose of the coupled modele we put the run-off to zero.
332	IF (type_ocean=='couple') THEN
333	dummy_riverflow(:) = 0.0
334	dummy_coastalflow(:) = 0.0
335	CALL cpl_send_land_fields(itime, knon, knindex, &
336	dummy_riverflow, dummy_coastalflow)
337	ENDIF
338
339	!
340	!* End
341	!
342	END SUBROUTINE surf_land_bucket
343	!
344	!****************************************************************************************
345	!
346	END MODULE surf_land_bucket_mod

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