/[lmdze]/trunk/dyn3d/leapfrog.f90
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trunk/dyn3d/leapfrog.f revision 91 by guez, Wed Mar 26 17:18:58 2014 UTC trunk/Sources/dyn3d/leapfrog.f revision 178 by guez, Fri Mar 11 18:47:26 2016 UTC
# Line 4  module leapfrog_m Line 4  module leapfrog_m
4    
5  contains  contains
6    
7    SUBROUTINE leapfrog(ucov, vcov, teta, ps, masse, phis, q, time_0)    SUBROUTINE leapfrog(ucov, vcov, teta, ps, masse, phis, q)
8    
9      ! From dyn3d/leapfrog.F, version 1.6, 2005/04/13 08:58:34 revision 616      ! From dyn3d/leapfrog.F, version 1.6, 2005/04/13 08:58:34 revision 616
10      ! Authors: P. Le Van, L. Fairhead, F. Hourdin      ! Authors: P. Le Van, L. Fairhead, F. Hourdin
11      ! Matsuno-leapfrog scheme.  
12        ! Intégration temporelle du modèle : Matsuno-leapfrog scheme.
13    
14      use addfi_m, only: addfi      use addfi_m, only: addfi
15      use bilan_dyn_m, only: bilan_dyn      use bilan_dyn_m, only: bilan_dyn
16      use caladvtrac_m, only: caladvtrac      use caladvtrac_m, only: caladvtrac
17      use caldyn_m, only: caldyn      use caldyn_m, only: caldyn
18      USE calfis_m, ONLY: calfis      USE calfis_m, ONLY: calfis
19      USE comconst, ONLY: daysec, dtphys, dtvr      USE comconst, ONLY: dtvr
20      USE comgeom, ONLY: aire_2d, apoln, apols      USE comgeom, ONLY: aire_2d, apoln, apols
21        use covcont_m, only: covcont
22      USE disvert_m, ONLY: ap, bp      USE disvert_m, ONLY: ap, bp
23      USE conf_gcm_m, ONLY: day_step, iconser, iperiod, iphysiq, nday, offline, &      USE conf_gcm_m, ONLY: day_step, iconser, iperiod, iphysiq, nday, offline, &
24           iflag_phys, ok_guide, iecri           iflag_phys, iecri
25        USE conf_guide_m, ONLY: ok_guide
26      USE dimens_m, ONLY: iim, jjm, llm, nqmx      USE dimens_m, ONLY: iim, jjm, llm, nqmx
27      use dissip_m, only: dissip      use dissip_m, only: dissip
28      USE dynetat0_m, ONLY: day_ini      USE dynetat0_m, ONLY: day_ini
29      use dynredem1_m, only: dynredem1      use dynredem1_m, only: dynredem1
30      USE exner_hyb_m, ONLY: exner_hyb      USE exner_hyb_m, ONLY: exner_hyb
31      use filtreg_m, only: filtreg      use filtreg_scal_m, only: filtreg_scal
32      use fluxstokenc_m, only: fluxstokenc      use fluxstokenc_m, only: fluxstokenc
33      use geopot_m, only: geopot      use geopot_m, only: geopot
34      USE guide_m, ONLY: guide      USE guide_m, ONLY: guide
35      use inidissip_m, only: idissip      use inidissip_m, only: idissip
36      use integrd_m, only: integrd      use integrd_m, only: integrd
37      use nr_util, only: assert      use nr_util, only: assert
     USE pressure_var, ONLY: p3d  
38      USE temps, ONLY: itau_dyn      USE temps, ONLY: itau_dyn
39      use writedynav_m, only: writedynav      use writedynav_m, only: writedynav
40      use writehist_m, only: writehist      use writehist_m, only: writehist
# Line 51  contains Line 53  contains
53      REAL, intent(inout):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx)      REAL, intent(inout):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx)
54      ! mass fractions of advected fields      ! mass fractions of advected fields
55    
     REAL, intent(in):: time_0  
   
56      ! Local:      ! Local:
57    
58      ! Variables dynamiques:      ! Variables dynamiques:
# Line 86  contains Line 86  contains
86      REAL dtetafi(iim + 1, jjm + 1, llm), dqfi(iim + 1, jjm + 1, llm, nqmx)      REAL dtetafi(iim + 1, jjm + 1, llm), dqfi(iim + 1, jjm + 1, llm, nqmx)
87    
88      ! Variables pour le fichier histoire      ! Variables pour le fichier histoire
   
89      INTEGER itau ! index of the time step of the dynamics, starts at 0      INTEGER itau ! index of the time step of the dynamics, starts at 0
90      INTEGER itaufin      INTEGER itaufin
     REAL time ! time of day, as a fraction of day length  
     real finvmaold(iim + 1, jjm + 1, llm)  
91      INTEGER l      INTEGER l
     REAL rdayvrai, rdaym_ini  
92    
93      ! Variables test conservation \'energie      ! Variables test conservation \'energie
94      REAL ecin(iim + 1, jjm + 1, llm), ecin0(iim + 1, jjm + 1, llm)      REAL ecin(iim + 1, jjm + 1, llm), ecin0(iim + 1, jjm + 1, llm)
# Line 101  contains Line 97  contains
97      logical leapf      logical leapf
98      real dt ! time step, in s      real dt ! time step, in s
99    
100        REAL p3d(iim + 1, jjm + 1, llm+1) ! pressure at layer interfaces, in Pa
101        ! ("p3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)",
102        ! for interface "l")
103    
104      !---------------------------------------------------      !---------------------------------------------------
105    
106      print *, "Call sequence information: leapfrog"      print *, "Call sequence information: leapfrog"
# Line 111  contains Line 111  contains
111    
112      ! On initialise la pression et la fonction d'Exner :      ! On initialise la pression et la fonction d'Exner :
113      forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps      forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps
114      CALL exner_hyb(ps, p3d, pks, pk, pkf)      CALL exner_hyb(ps, p3d, pks, pk)
115        pkf = pk
116        CALL filtreg_scal(pkf, direct = .true., intensive = .true.)
117    
118      time_integration: do itau = 0, itaufin - 1      time_integration: do itau = 0, itaufin - 1
119         leapf = mod(itau, iperiod) /= 0         leapf = mod(itau, iperiod) /= 0
# Line 120  contains Line 122  contains
122         else         else
123            ! Matsuno            ! Matsuno
124            dt = dtvr            dt = dtvr
125            if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) &            if (ok_guide) call guide(itau, ucov, vcov, teta, q(:, :, :, 1), ps)
                call guide(itau, ucov, vcov, teta, q, masse, ps)  
126            vcovm1 = vcov            vcovm1 = vcov
127            ucovm1 = ucov            ucovm1 = ucov
128            tetam1 = teta            tetam1 = teta
129            massem1 = masse            massem1 = masse
130            psm1 = ps            psm1 = ps
           finvmaold = masse  
           CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE.)  
131         end if         end if
132    
133         ! Calcul des tendances dynamiques:         ! Calcul des tendances dynamiques:
134         CALL geopot(teta, pk, pks, phis, phi)         CALL geopot(teta, pk, pks, phis, phi)
135         CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, &         CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, &
136              dudyn, dv, dteta, dp, w, pbaru, pbarv, time_0, &              dudyn, dv, dteta, dp, w, pbaru, pbarv, &
137              conser = MOD(itau, iconser) == 0)              conser = MOD(itau, iconser) == 0)
138    
139         CALL caladvtrac(q, pbaru, pbarv, p3d, masse, teta, pk)         CALL caladvtrac(q, pbaru, pbarv, p3d, masse, teta, pk)
# Line 145  contains Line 144  contains
144    
145         ! Int\'egrations dynamique et traceurs:         ! Int\'egrations dynamique et traceurs:
146         CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, dteta, &         CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, dteta, &
147              dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, finvmaold, dt, &              dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, dt, leapf)
148              leapf)  
149           forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps
150           CALL exner_hyb(ps, p3d, pks, pk)
151           pkf = pk
152           CALL filtreg_scal(pkf, direct = .true., intensive = .true.)
153    
154         if (.not. leapf) then         if (.not. leapf) then
155            ! Matsuno backward            ! Matsuno backward
           forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps  
           CALL exner_hyb(ps, p3d, pks, pk, pkf)  
   
156            ! Calcul des tendances dynamiques:            ! Calcul des tendances dynamiques:
157            CALL geopot(teta, pk, pks, phis, phi)            CALL geopot(teta, pk, pks, phis, phi)
158            CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, &            CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, &
159                 phi, dudyn, dv, dteta, dp, w, pbaru, pbarv, time_0, &                 phi, dudyn, dv, dteta, dp, w, pbaru, pbarv, conser = .false.)
                conser = .false.)  
160    
161            ! integrations dynamique et traceurs:            ! integrations dynamique et traceurs:
162            CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, &            CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, &
163                 dteta, dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, &                 dteta, dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, dtvr, &
164                 finvmaold, dtvr, leapf=.false.)                 leapf=.false.)
        end if  
   
        IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN  
           ! Calcul des tendances physiques:  
165    
166            forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps            forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps
167            CALL exner_hyb(ps, p3d, pks, pk, pkf)            CALL exner_hyb(ps, p3d, pks, pk)
168              pkf = pk
169            rdaym_ini = itau * dtvr / daysec            CALL filtreg_scal(pkf, direct = .true., intensive = .true.)
170            rdayvrai = rdaym_ini + day_ini         end if
           time = REAL(mod(itau, day_step)) / day_step + time_0  
           IF (time > 1.) time = time - 1.  
171    
172            CALL calfis(rdayvrai, time, ucov, vcov, teta, q, ps, pk, phis, phi, &         IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN
173                 w, dufi, dvfi, dtetafi, dqfi, lafin = itau + 1 == itaufin)            CALL calfis(ucov, vcov, teta, q, p3d, pk, phis, phi, w, dufi, dvfi, &
174                   dtetafi, dqfi, dayvrai = itau / day_step + day_ini, &
175                   time = REAL(mod(itau, day_step)) / day_step, &
176                   lafin = itau + 1 == itaufin)
177    
           ! Ajout des tendances physiques:  
178            CALL addfi(ucov, vcov, teta, q, dufi, dvfi, dtetafi, dqfi)            CALL addfi(ucov, vcov, teta, q, dufi, dvfi, dtetafi, dqfi)
179         ENDIF         ENDIF
180    
        forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps  
        CALL exner_hyb(ps, p3d, pks, pk, pkf)  
   
181         IF (MOD(itau + 1, idissip) == 0) THEN         IF (MOD(itau + 1, idissip) == 0) THEN
182            ! Dissipation horizontale et verticale des petites \'echelles            ! Dissipation horizontale et verticale des petites \'echelles
183    
# Line 224  contains Line 216  contains
216    
217         IF (MOD(itau + 1, iecri * day_step) == 0) THEN         IF (MOD(itau + 1, iecri * day_step) == 0) THEN
218            CALL geopot(teta, pk, pks, phis, phi)            CALL geopot(teta, pk, pks, phis, phi)
219            CALL writehist(itau, vcov, ucov, teta, phi, q, masse, ps)            CALL writehist(itau, vcov, ucov, teta, phi, masse, ps)
220         END IF         END IF
221      end do time_integration      end do time_integration
222    
223      CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps, &      CALL dynredem1(vcov, ucov, teta, q, masse, ps, itau = itau_dyn + itaufin)
          itau = itau_dyn + itaufin)  
224    
225      ! Calcul des tendances dynamiques:      ! Calcul des tendances dynamiques:
226      CALL geopot(teta, pk, pks, phis, phi)      CALL geopot(teta, pk, pks, phis, phi)
227      CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, &      CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, &
228           dudyn, dv, dteta, dp, w, pbaru, pbarv, time_0, &           dudyn, dv, dteta, dp, w, pbaru, pbarv, &
229           conser = MOD(itaufin, iconser) == 0)           conser = MOD(itaufin, iconser) == 0)
230    
231    END SUBROUTINE leapfrog    END SUBROUTINE leapfrog
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