8 |
|
|
9 |
! From dyn3d/leapfrog.F, version 1.6, 2005/04/13 08:58:34 |
! From dyn3d/leapfrog.F, version 1.6, 2005/04/13 08:58:34 |
10 |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
11 |
! schema matsuno + leapfrog |
! Matsuno-leapfrog scheme. |
12 |
|
|
13 |
|
use addfi_m, only: addfi |
14 |
|
use bilan_dyn_m, only: bilan_dyn |
15 |
|
use caladvtrac_m, only: caladvtrac |
16 |
USE calfis_m, ONLY: calfis |
USE calfis_m, ONLY: calfis |
17 |
USE com_io_dyn, ONLY: histaveid |
USE com_io_dyn, ONLY: histaveid |
18 |
USE comconst, ONLY: daysec, dtphys, dtvr |
USE comconst, ONLY: daysec, dtphys, dtvr |
27 |
use filtreg_m, only: filtreg |
use filtreg_m, only: filtreg |
28 |
USE guide_m, ONLY: guide |
USE guide_m, ONLY: guide |
29 |
use inidissip_m, only: idissip |
use inidissip_m, only: idissip |
30 |
|
use integrd_m, only: integrd |
31 |
USE logic, ONLY: iflag_phys, ok_guide |
USE logic, ONLY: iflag_phys, ok_guide |
32 |
USE paramet_m, ONLY: ip1jmp1 |
USE paramet_m, ONLY: ip1jmp1 |
|
USE pression_m, ONLY: pression |
|
33 |
USE pressure_var, ONLY: p3d |
USE pressure_var, ONLY: p3d |
34 |
USE temps, ONLY: itau_dyn |
USE temps, ONLY: itau_dyn |
35 |
|
|
36 |
! Variables dynamiques: |
! Variables dynamiques: |
37 |
REAL vcov((iim + 1) * jjm, llm), ucov(ip1jmp1, llm) ! vents covariants |
REAL, intent(inout):: ucov(ip1jmp1, llm) ! vent covariant |
38 |
|
REAL, intent(inout):: vcov((iim + 1) * jjm, llm) ! vent covariant |
39 |
REAL, intent(inout):: teta(iim + 1, jjm + 1, llm) ! potential temperature |
REAL, intent(inout):: teta(iim + 1, jjm + 1, llm) ! potential temperature |
40 |
REAL ps(iim + 1, jjm + 1) ! pression au sol, en Pa |
REAL ps(iim + 1, jjm + 1) ! pression au sol, en Pa |
|
|
|
41 |
REAL masse(ip1jmp1, llm) ! masse d'air |
REAL masse(ip1jmp1, llm) ! masse d'air |
42 |
REAL phis(ip1jmp1) ! geopotentiel au sol |
REAL phis(ip1jmp1) ! geopotentiel au sol |
43 |
REAL q(ip1jmp1, llm, nqmx) ! mass fractions of advected fields |
|
44 |
|
REAL, intent(inout):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx) |
45 |
|
! mass fractions of advected fields |
46 |
|
|
47 |
REAL, intent(in):: time_0 |
REAL, intent(in):: time_0 |
48 |
|
|
49 |
! Variables local to the procedure: |
! Variables local to the procedure: |
80 |
|
|
81 |
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 |
82 |
INTEGER itaufin |
INTEGER itaufin |
|
INTEGER iday ! jour julien |
|
83 |
REAL time ! time of day, as a fraction of day length |
REAL time ! time of day, as a fraction of day length |
84 |
real finvmaold(ip1jmp1, llm) |
real finvmaold(ip1jmp1, llm) |
85 |
LOGICAL:: lafin=.false. |
INTEGER l |
|
INTEGER i, j, l |
|
|
|
|
86 |
REAL rdayvrai, rdaym_ini |
REAL rdayvrai, rdaym_ini |
87 |
|
|
88 |
! Variables test conservation energie |
! Variables test conservation energie |
92 |
! cree par la dissipation |
! cree par la dissipation |
93 |
REAL dtetaecdt(iim + 1, jjm + 1, llm) |
REAL dtetaecdt(iim + 1, jjm + 1, llm) |
94 |
REAL vcont((iim + 1) * jjm, llm), ucont(ip1jmp1, llm) |
REAL vcont((iim + 1) * jjm, llm), ucont(ip1jmp1, llm) |
95 |
logical forward, leapf |
logical leapf |
96 |
REAL dt |
real dt |
97 |
|
|
98 |
!--------------------------------------------------- |
!--------------------------------------------------- |
99 |
|
|
102 |
itaufin = nday * day_step |
itaufin = nday * day_step |
103 |
! "day_step" is a multiple of "iperiod", therefore "itaufin" is one too |
! "day_step" is a multiple of "iperiod", therefore "itaufin" is one too |
104 |
|
|
|
itau = 0 |
|
|
iday = day_ini |
|
|
time = time_0 |
|
105 |
dq = 0. |
dq = 0. |
106 |
|
|
107 |
! On initialise la pression et la fonction d'Exner : |
! On initialise la pression et la fonction d'Exner : |
108 |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
109 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
110 |
|
|
111 |
! Début de l'integration temporelle : |
time_integration: do itau = 0, itaufin - 1 |
112 |
outer_loop:do i = 1, itaufin / iperiod |
leapf = mod(itau, iperiod) /= 0 |
113 |
! {itau is a multiple of iperiod} |
if (leapf) then |
114 |
|
dt = 2 * dtvr |
115 |
! 1. Matsuno forward: |
else |
116 |
|
! Matsuno |
117 |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
dt = dtvr |
118 |
call guide(itau, ucov, vcov, teta, q, masse, ps) |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
119 |
vcovm1 = vcov |
call guide(itau, ucov, vcov, teta, q, masse, ps) |
120 |
ucovm1 = ucov |
vcovm1 = vcov |
121 |
tetam1 = teta |
ucovm1 = ucov |
122 |
massem1 = masse |
tetam1 = teta |
123 |
psm1 = ps |
massem1 = masse |
124 |
finvmaold = masse |
psm1 = ps |
125 |
CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE., 1) |
finvmaold = masse |
126 |
|
CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE., 1) |
127 |
|
end if |
128 |
|
|
129 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
130 |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
131 |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
132 |
MOD(itau, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
MOD(itau, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
133 |
time + iday - day_ini) |
time_0) |
134 |
|
|
135 |
! Calcul des tendances advection des traceurs (dont l'humidité) |
! Calcul des tendances advection des traceurs (dont l'humidité) |
136 |
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
137 |
|
|
138 |
! Stokage du flux de masse pour traceurs offline: |
! Stokage du flux de masse pour traceurs offline: |
139 |
IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, & |
IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, & |
140 |
dtvr, itau) |
dtvr, itau) |
141 |
|
|
142 |
! integrations dynamique et traceurs: |
! integrations dynamique et traceurs: |
143 |
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, & |
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, dp, & |
144 |
dq, dp, vcov, ucov, teta, q, ps, masse, phis, finvmaold, .false., & |
vcov, ucov, teta, q(:, :, :, :2), ps, masse, finvmaold, dt, leapf) |
|
dtvr) |
|
|
|
|
|
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
|
|
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
|
|
|
|
|
! 2. Matsuno backward: |
|
|
|
|
|
itau = itau + 1 |
|
|
iday = day_ini + itau / day_step |
|
|
time = REAL(itau - (iday - day_ini) * day_step) / day_step + time_0 |
|
|
IF (time > 1.) THEN |
|
|
time = time - 1. |
|
|
iday = iday + 1 |
|
|
ENDIF |
|
|
|
|
|
! Calcul des tendances dynamiques: |
|
|
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
|
|
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
|
|
.false., du, dv, dteta, dp, w, pbaru, pbarv, time + iday - day_ini) |
|
145 |
|
|
146 |
! integrations dynamique et traceurs: |
if (.not. leapf) then |
147 |
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, & |
! Matsuno backward |
148 |
dq, dp, vcov, ucov, teta, q, ps, masse, phis, finvmaold, .false., & |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
149 |
dtvr) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
|
|
|
|
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
|
|
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
|
|
|
|
|
! 3. Leapfrog: |
|
150 |
|
|
|
do j = 1, iperiod - 1 |
|
151 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
152 |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
153 |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, & |
154 |
.false., du, dv, dteta, dp, w, pbaru, pbarv, & |
phi, .false., du, dv, dteta, dp, w, pbaru, pbarv, time_0) |
|
time + iday - day_ini) |
|
|
|
|
|
! Calcul des tendances advection des traceurs (dont l'humidité) |
|
|
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
|
|
! Stokage du flux de masse pour traceurs off-line: |
|
|
IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, & |
|
|
dtvr, itau) |
|
155 |
|
|
156 |
! integrations dynamique et traceurs: |
! integrations dynamique et traceurs: |
157 |
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, & |
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, & |
158 |
dteta, dq, dp, vcov, ucov, teta, q, ps, masse, phis, & |
dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, finvmaold, & |
159 |
finvmaold, .true., 2 * dtvr) |
dtvr, leapf=.false.) |
160 |
|
end if |
161 |
IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN |
|
162 |
! calcul des tendances physiques: |
IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN |
163 |
IF (itau + 1 == itaufin) lafin = .TRUE. |
! calcul des tendances physiques: |
|
|
|
|
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
|
|
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
|
|
|
|
|
rdaym_ini = itau * dtvr / daysec |
|
|
rdayvrai = rdaym_ini + day_ini |
|
|
|
|
|
CALL calfis(nqmx, lafin, rdayvrai, time, ucov, vcov, teta, q, & |
|
|
masse, ps, pk, phis, phi, du, dv, dteta, dq, w, & |
|
|
dufi, dvfi, dtetafi, dqfi, dpfi) |
|
|
|
|
|
! ajout des tendances physiques: |
|
|
CALL addfi(nqmx, dtphys, ucov, vcov, teta, q, ps, dufi, dvfi, & |
|
|
dtetafi, dqfi, dpfi) |
|
|
ENDIF |
|
164 |
|
|
165 |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
166 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
167 |
|
|
168 |
IF (MOD(itau + 1, idissip) == 0) THEN |
rdaym_ini = itau * dtvr / daysec |
169 |
! dissipation horizontale et verticale des petites echelles: |
rdayvrai = rdaym_ini + day_ini |
170 |
|
time = REAL(mod(itau, day_step)) / day_step + time_0 |
171 |
|
IF (time > 1.) time = time - 1. |
172 |
|
|
173 |
|
CALL calfis(rdayvrai, time, ucov, vcov, teta, q, masse, ps, pk, & |
174 |
|
phis, phi, du, dv, dteta, dq, w, dufi, dvfi, dtetafi, dqfi, & |
175 |
|
dpfi, lafin=itau+1==itaufin) |
176 |
|
|
177 |
|
! ajout des tendances physiques: |
178 |
|
CALL addfi(nqmx, dtphys, ucov, vcov, teta, q, ps, dufi, dvfi, & |
179 |
|
dtetafi, dqfi, dpfi) |
180 |
|
ENDIF |
181 |
|
|
182 |
|
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
183 |
|
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
184 |
|
|
185 |
|
IF (MOD(itau + 1, idissip) == 0) THEN |
186 |
|
! dissipation horizontale et verticale des petites echelles: |
187 |
|
|
188 |
! calcul de l'energie cinetique avant dissipation |
! calcul de l'energie cinetique avant dissipation |
189 |
call covcont(llm, ucov, vcov, ucont, vcont) |
call covcont(llm, ucov, vcov, ucont, vcont) |
190 |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
191 |
|
|
192 |
! dissipation |
! dissipation |
193 |
CALL dissip(vcov, ucov, teta, p3d, dvdis, dudis, dtetadis) |
CALL dissip(vcov, ucov, teta, p3d, dvdis, dudis, dtetadis) |
194 |
ucov=ucov + dudis |
ucov=ucov + dudis |
195 |
vcov=vcov + dvdis |
vcov=vcov + dvdis |
196 |
|
|
197 |
! On rajoute la tendance due à la transformation Ec -> E |
! On rajoute la tendance due à la transformation Ec -> E |
198 |
! thermique créée lors de la dissipation |
! thermique créée lors de la dissipation |
199 |
call covcont(llm, ucov, vcov, ucont, vcont) |
call covcont(llm, ucov, vcov, ucont, vcont) |
200 |
call enercin(vcov, ucov, vcont, ucont, ecin) |
call enercin(vcov, ucov, vcont, ucont, ecin) |
201 |
dtetaecdt= (ecin0 - ecin) / pk |
dtetaecdt= (ecin0 - ecin) / pk |
202 |
dtetadis=dtetadis + dtetaecdt |
dtetadis=dtetadis + dtetaecdt |
203 |
teta=teta + dtetadis |
teta=teta + dtetadis |
204 |
|
|
205 |
! Calcul de la valeur moyenne unique de h aux pôles |
! Calcul de la valeur moyenne aux pôles : |
206 |
forall (l = 1: llm) |
forall (l = 1: llm) |
207 |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) & |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) & |
208 |
/ apoln |
/ apoln |
209 |
teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm+1) & |
teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm+1) & |
210 |
* teta(:iim, jjm + 1, l)) / apols |
* teta(:iim, jjm + 1, l)) / apols |
211 |
END forall |
END forall |
212 |
|
|
213 |
ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln |
ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln |
214 |
ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm+1) * ps(:iim, jjm + 1)) & |
ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm+1) * ps(:iim, jjm + 1)) & |
215 |
/ apols |
/ apols |
216 |
END IF |
END IF |
217 |
|
|
218 |
itau = itau + 1 |
IF (MOD(itau + 1, iperiod) == 0) THEN |
219 |
iday = day_ini + itau / day_step |
! Écriture du fichier histoire moyenne: |
220 |
time = REAL(itau - (iday - day_ini) * day_step) / day_step + time_0 |
CALL writedynav(histaveid, nqmx, itau + 1, vcov, ucov, teta, pk, & |
221 |
IF (time > 1.) THEN |
phi, q, masse, ps, phis) |
222 |
time = time - 1. |
call bilan_dyn(ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, & |
223 |
iday = iday + 1 |
q(:, :, :, 1), dt_app = dtvr * iperiod, & |
224 |
ENDIF |
dt_cum = dtvr * day_step * periodav) |
225 |
|
ENDIF |
226 |
IF (MOD(itau, iperiod) == 0) THEN |
end do time_integration |
|
! ecriture du fichier histoire moyenne: |
|
|
CALL writedynav(histaveid, nqmx, itau, vcov, & |
|
|
ucov, teta, pk, phi, q, masse, ps, phis) |
|
|
call bilan_dyn(2, dtvr * iperiod, dtvr * day_step * periodav, & |
|
|
ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, q) |
|
|
ENDIF |
|
|
end do |
|
|
end do outer_loop |
|
227 |
|
|
|
! {itau == itaufin} |
|
228 |
CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps, & |
CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps, & |
229 |
itau=itau_dyn+itaufin) |
itau=itau_dyn+itaufin) |
230 |
|
|
|
vcovm1 = vcov |
|
|
ucovm1 = ucov |
|
|
tetam1 = teta |
|
|
massem1 = masse |
|
|
psm1 = ps |
|
|
finvmaold = masse |
|
|
CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE., 1) |
|
|
|
|
231 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
232 |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
233 |
CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
234 |
MOD(itaufin, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
MOD(itaufin, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
235 |
time + iday - day_ini) |
time_0) |
|
|
|
|
! Calcul des tendances advection des traceurs (dont l'humidité) |
|
|
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
|
|
! Stokage du flux de masse pour traceurs off-line: |
|
|
IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, dtvr, & |
|
|
itaufin) |
|
|
|
|
|
! integrations dynamique et traceurs: |
|
|
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, dq, & |
|
|
dp, vcov, ucov, teta, q, ps, masse, phis, finvmaold, .false., dtvr) |
|
|
|
|
|
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
|
|
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
|
236 |
|
|
237 |
END SUBROUTINE leapfrog |
END SUBROUTINE leapfrog |
238 |
|
|