/[lmdze]/trunk/Sources/phylmd/Interface_surf/interfsurf_hq.f
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revision 173 by guez, Tue Sep 29 19:48:59 2015 UTC revision 174 by guez, Wed Nov 25 20:14:19 2015 UTC
# Line 134  contains Line 134  contains
134      real, parameter:: calice=1.0/(5.1444e6 * 0.15), tau_gl=86400. * 5.      real, parameter:: calice=1.0/(5.1444e6 * 0.15), tau_gl=86400. * 5.
135      real, parameter:: calsno=1./(2.3867e6 * 0.15)      real, parameter:: calsno=1./(2.3867e6 * 0.15)
136      real tsurf_temp(knon)      real tsurf_temp(knon)
137      real alb_neig(klon)      real alb_neig(knon)
138      real zfra(klon)      real zfra(knon)
139    
140      !-------------------------------------------------------------      !-------------------------------------------------------------
141    
# Line 171  contains Line 171  contains
171      dif_grnd = 999999.      dif_grnd = 999999.
172      capsol = 999999.      capsol = 999999.
173      z0_new = 999999.      z0_new = 999999.
     alb_neig = 999999.  
174      tsurf_new = 999999.      tsurf_new = 999999.
175    
176      !IM: "slab" ocean; initialisations      !IM: "slab" ocean; initialisations
# Line 195  contains Line 194  contains
194    
195         ! Calcul age de la neige         ! Calcul age de la neige
196    
197         ! calcul albedo: lecture albedo fichier boundary conditions         ! Read albedo from the file containing boundary conditions then
198         ! puis ajout albedo neige         ! add the albedo of snow:
199    
200         call interfsur_lim(itime, dtime, jour, knindex, debut, albedo, z0_new)         call interfsur_lim(itime, dtime, jour, knindex, debut, albedo, z0_new)
201    
202         ! calcul snow et qsurf, hydrol adapt\'e         ! Calcul snow et qsurf, hydrologie adapt\'ee
203         CALL calbeta(nisurf, snow(:knon), qsol(:knon), beta(:knon), &         CALL calbeta(nisurf, snow(:knon), qsol(:knon), beta(:knon), &
204              capsol(:knon), dif_grnd(:knon))              capsol(:knon), dif_grnd(:knon))
205    
# Line 225  contains Line 225  contains
225              peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &              peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
226              evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))              evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))
227    
228         call albsno(klon, knon, dtime, agesno, alb_neig, precip_snow)         call albsno(dtime, agesno(:knon), alb_neig, precip_snow(:knon))
229         where (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0.         where (snow(:knon) < 0.0001) agesno(:knon) = 0.
230         zfra(:knon) = max(0.0, min(1.0, snow(1:knon)/(snow(1:knon) + 10.0)))         zfra = max(0.0, min(1.0, snow(:knon)/(snow(:knon) + 10.0)))
231         albedo = alb_neig(:knon) * zfra(:knon) &         albedo = alb_neig * zfra + albedo * (1. - zfra)
             + albedo * (1. - zfra(:knon))  
232         z0_new = sqrt(z0_new**2 + rugoro**2)         z0_new = sqrt(z0_new**2 + rugoro**2)
233    
234         ! Remplissage des pourcentages de surface         ! Remplissage des pourcentages de surface
# Line 243  contains Line 242  contains
242         cal = 0.         cal = 0.
243         beta = 1.         beta = 1.
244         dif_grnd = 0.         dif_grnd = 0.
        alb_neig = 0.  
245         agesno = 0.         agesno = 0.
246         call calcul_fluxs(dtime, tsurf_temp, p1lay(:knon), &         call calcul_fluxs(dtime, tsurf_temp, p1lay(:knon), &
247              cal(:knon), beta(:knon), tq_cdrag(:knon), ps(:knon), &              cal(:knon), beta(:knon), tq_cdrag(:knon), ps(:knon), &
# Line 258  contains Line 256  contains
256         flux_o(:knon) = fluxsens(:knon) - evap(:knon) &         flux_o(:knon) = fluxsens(:knon) - evap(:knon) &
257              * merge(RLSTT, RLVTT, tsurf_new < RTT)              * merge(RLSTT, RLVTT, tsurf_new < RTT)
258    
259         ! calcul albedo         ! Compute the albedo:
260         if (cycle_diurne) then         if (cycle_diurne) then
261            CALL alboc_cd(rmu0(knindex), albedo)            CALL alboc_cd(rmu0(knindex), albedo)
262         else         else
# Line 320  contains Line 318  contains
318              peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &              peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
319              evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))              evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))
320    
321         ! calcul albedo         ! Compute the albedo:
322    
323         CALL albsno(klon, knon, dtime, agesno, alb_neig, precip_snow)         CALL albsno(dtime, agesno(:knon), alb_neig, precip_snow(:knon))
324         WHERE (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0.         WHERE (snow(:knon) < 0.0001) agesno(:knon) = 0.
325         zfra(:knon) = MAX(0.0, MIN(1.0, snow(1:knon)/(snow(1:knon) + 10.0)))         zfra = MAX(0.0, MIN(1.0, snow(:knon)/(snow(:knon) + 10.0)))
326         albedo = alb_neig(:knon) * zfra(:knon) + 0.6 * (1.0 - zfra(:knon))         albedo = alb_neig * zfra + 0.6 * (1.0 - zfra)
327    
328         fder = fder + dflux_s + dflux_l         fder = fder + dflux_s + dflux_l
329    
# Line 367  contains Line 365  contains
365              evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))              evap(:knon), fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))
366    
367         ! calcul albedo         ! calcul albedo
368         CALL albsno(klon, knon, dtime, agesno, alb_neig, precip_snow)         CALL albsno(dtime, agesno(:knon), alb_neig, precip_snow(:knon))
369         WHERE (snow(1 : knon) < 0.0001) agesno(1 : knon) = 0.         WHERE (snow(:knon) < 0.0001) agesno(:knon) = 0.
        zfra(:knon) = MAX(0.0, MIN(1.0, snow(1:knon)/(snow(1:knon) + 10.0)))  
370         albedo = 0.77         albedo = 0.77
371    
372         ! Rugosite         ! Rugosite
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