| 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 |
|
! 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 caldyn_m, only: caldyn |
| 17 |
USE calfis_m, ONLY: calfis |
USE calfis_m, ONLY: calfis |
| 18 |
USE com_io_dyn, ONLY: histaveid |
USE com_io_dyn, ONLY: histaveid |
| 19 |
USE comconst, ONLY: daysec, dtphys, dtvr |
USE comconst, ONLY: daysec, dtphys, dtvr |
| 26 |
use dynredem1_m, only: dynredem1 |
use dynredem1_m, only: dynredem1 |
| 27 |
USE exner_hyb_m, ONLY: exner_hyb |
USE exner_hyb_m, ONLY: exner_hyb |
| 28 |
use filtreg_m, only: filtreg |
use filtreg_m, only: filtreg |
| 29 |
|
use geopot_m, only: geopot |
| 30 |
USE guide_m, ONLY: guide |
USE guide_m, ONLY: guide |
| 31 |
use inidissip_m, only: idissip |
use inidissip_m, only: idissip |
| 32 |
|
use integrd_m, only: integrd |
| 33 |
USE logic, ONLY: iflag_phys, ok_guide |
USE logic, ONLY: iflag_phys, ok_guide |
| 34 |
USE paramet_m, ONLY: ip1jmp1 |
USE paramet_m, ONLY: ip1jmp1 |
|
USE pression_m, ONLY: pression |
|
| 35 |
USE pressure_var, ONLY: p3d |
USE pressure_var, ONLY: p3d |
| 36 |
USE temps, ONLY: itau_dyn |
USE temps, ONLY: itau_dyn |
| 37 |
|
|
| 38 |
! Variables dynamiques: |
! Variables dynamiques: |
| 39 |
REAL vcov((iim + 1) * jjm, llm), ucov(ip1jmp1, llm) ! vents covariants |
REAL, intent(inout):: ucov(ip1jmp1, llm) ! vent covariant |
| 40 |
REAL, intent(inout):: teta(iim + 1, jjm + 1, llm) ! potential temperature |
REAL, intent(inout):: vcov((iim + 1) * jjm, llm) ! vent covariant |
|
REAL ps(iim + 1, jjm + 1) ! pression au sol, en Pa |
|
| 41 |
|
|
| 42 |
|
REAL, intent(inout):: teta(:, :, :) ! (iim + 1, jjm + 1, llm) |
| 43 |
|
! potential temperature |
| 44 |
|
|
| 45 |
|
REAL, intent(inout):: ps(iim + 1, jjm + 1) ! pression au sol, en Pa |
| 46 |
REAL masse(ip1jmp1, llm) ! masse d'air |
REAL masse(ip1jmp1, llm) ! masse d'air |
| 47 |
REAL phis(ip1jmp1) ! geopotentiel au sol |
REAL phis(ip1jmp1) ! geopotentiel au sol |
| 48 |
REAL q(ip1jmp1, llm, nqmx) ! mass fractions of advected fields |
|
| 49 |
|
REAL, intent(inout):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx) |
| 50 |
|
! mass fractions of advected fields |
| 51 |
|
|
| 52 |
REAL, intent(in):: time_0 |
REAL, intent(in):: time_0 |
| 53 |
|
|
| 54 |
! Variables local to the procedure: |
! Variables local to the procedure: |
| 71 |
|
|
| 72 |
! tendances dynamiques |
! tendances dynamiques |
| 73 |
REAL dv((iim + 1) * jjm, llm), du(ip1jmp1, llm) |
REAL dv((iim + 1) * jjm, llm), du(ip1jmp1, llm) |
| 74 |
REAL dteta(ip1jmp1, llm), dq(ip1jmp1, llm, nqmx), dp(ip1jmp1) |
REAL dteta(iim + 1, jjm + 1, llm), dq(ip1jmp1, llm, nqmx), dp(ip1jmp1) |
| 75 |
|
|
| 76 |
! tendances de la dissipation |
! tendances de la dissipation |
| 77 |
REAL dvdis((iim + 1) * jjm, llm), dudis(ip1jmp1, llm) |
REAL dvdis((iim + 1) * jjm, llm), dudis(ip1jmp1, llm) |
| 79 |
|
|
| 80 |
! tendances physiques |
! tendances physiques |
| 81 |
REAL dvfi((iim + 1) * jjm, llm), dufi(ip1jmp1, llm) |
REAL dvfi((iim + 1) * jjm, llm), dufi(ip1jmp1, llm) |
| 82 |
REAL dtetafi(ip1jmp1, llm), dqfi(ip1jmp1, llm, nqmx), dpfi(ip1jmp1) |
REAL dtetafi(iim + 1, jjm + 1, llm), dqfi(ip1jmp1, llm, nqmx), dpfi(ip1jmp1) |
| 83 |
|
|
| 84 |
! variables pour le fichier histoire |
! variables pour le fichier histoire |
| 85 |
|
|
| 86 |
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 |
| 87 |
INTEGER itaufin |
INTEGER itaufin |
|
INTEGER iday ! jour julien |
|
| 88 |
REAL time ! time of day, as a fraction of day length |
REAL time ! time of day, as a fraction of day length |
| 89 |
real finvmaold(ip1jmp1, llm) |
real finvmaold(ip1jmp1, llm) |
|
LOGICAL:: lafin=.false. |
|
| 90 |
INTEGER l |
INTEGER l |
|
|
|
| 91 |
REAL rdayvrai, rdaym_ini |
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) |
| 95 |
! Tendance de la temp. potentiel d (theta) / d t due a la |
|
|
! tansformation d'energie cinetique en energie thermique |
|
|
! cree par la dissipation |
|
| 96 |
REAL dtetaecdt(iim + 1, jjm + 1, llm) |
REAL dtetaecdt(iim + 1, jjm + 1, llm) |
| 97 |
|
! tendance de la température potentielle due à la tansformation |
| 98 |
|
! d'énergie cinétique en énergie thermique créée par la dissipation |
| 99 |
|
|
| 100 |
REAL vcont((iim + 1) * jjm, llm), ucont(ip1jmp1, llm) |
REAL vcont((iim + 1) * jjm, llm), ucont(ip1jmp1, llm) |
| 101 |
logical forward, leapf |
logical leapf |
| 102 |
REAL dt |
real dt |
| 103 |
|
|
| 104 |
!--------------------------------------------------- |
!--------------------------------------------------- |
| 105 |
|
|
| 106 |
print *, "Call sequence information: leapfrog" |
print *, "Call sequence information: leapfrog" |
| 107 |
|
|
| 108 |
itaufin = nday * day_step |
itaufin = nday * day_step |
| 109 |
itau = 0 |
! "day_step" is a multiple of "iperiod", therefore "itaufin" is one too |
| 110 |
iday = day_ini |
|
|
time = time_0 |
|
| 111 |
dq = 0. |
dq = 0. |
| 112 |
|
|
| 113 |
! On initialise la pression et la fonction d'Exner : |
! On initialise la pression et la fonction d'Exner : |
| 114 |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
| 115 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
| 116 |
|
|
| 117 |
! Début de l'integration temporelle : |
time_integration: do itau = 0, itaufin - 1 |
| 118 |
outer_loop:do |
leapf = mod(itau, iperiod) /= 0 |
| 119 |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
if (leapf) then |
| 120 |
call guide(itau, ucov, vcov, teta, q, masse, ps) |
dt = 2 * dtvr |
| 121 |
vcovm1 = vcov |
else |
| 122 |
ucovm1 = ucov |
! Matsuno |
| 123 |
tetam1 = teta |
dt = dtvr |
| 124 |
massem1 = masse |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
| 125 |
psm1 = ps |
call guide(itau, ucov, vcov, teta, q, masse, ps) |
| 126 |
forward = .TRUE. |
vcovm1 = vcov |
| 127 |
leapf = .FALSE. |
ucovm1 = ucov |
| 128 |
dt = dtvr |
tetam1 = teta |
| 129 |
finvmaold = masse |
massem1 = masse |
| 130 |
CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE., 1) |
psm1 = ps |
| 131 |
|
finvmaold = masse |
| 132 |
|
CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE., 1) |
| 133 |
|
end if |
| 134 |
|
|
| 135 |
|
! Calcul des tendances dynamiques: |
| 136 |
|
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
| 137 |
|
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
| 138 |
|
MOD(itau, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
| 139 |
|
time_0) |
| 140 |
|
|
| 141 |
|
! Calcul des tendances advection des traceurs (dont l'humidité) |
| 142 |
|
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
| 143 |
|
|
| 144 |
|
! Stokage du flux de masse pour traceurs offline: |
| 145 |
|
IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, & |
| 146 |
|
dtvr, itau) |
| 147 |
|
|
| 148 |
|
! integrations dynamique et traceurs: |
| 149 |
|
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, dp, & |
| 150 |
|
vcov, ucov, teta, q(:, :, :, :2), ps, masse, finvmaold, dt, leapf) |
| 151 |
|
|
| 152 |
|
if (.not. leapf) then |
| 153 |
|
! Matsuno backward |
| 154 |
|
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
| 155 |
|
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
| 156 |
|
|
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do |
|
| 157 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
| 158 |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
| 159 |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, & |
| 160 |
MOD(itau, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
phi, .false., du, dv, dteta, dp, w, pbaru, pbarv, time_0) |
|
time + iday - day_ini) |
|
|
|
|
|
IF (forward .OR. leapf) THEN |
|
|
! Calcul des tendances advection des traceurs (dont l'humidité) |
|
|
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
|
|
IF (offline) THEN |
|
|
! Stokage du flux de masse pour traceurs off-line |
|
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CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, dtvr, & |
|
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itau) |
|
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ENDIF |
|
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ENDIF |
|
| 161 |
|
|
| 162 |
! integrations dynamique et traceurs: |
! integrations dynamique et traceurs: |
| 163 |
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, & |
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, & |
| 164 |
dteta, dq, dp, vcov, ucov, teta, q, ps, masse, phis, & |
dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, finvmaold, & |
| 165 |
finvmaold, leapf, dt) |
dtvr, leapf=.false.) |
| 166 |
|
end if |
|
IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN |
|
|
! calcul des tendances physiques: |
|
|
IF (itau + 1 == itaufin) lafin = .TRUE. |
|
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|
|
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CALL pression(ip1jmp1, ap, bp, ps, p3d) |
|
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CALL exner_hyb(ps, p3d, pks, pk, pkf) |
|
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|
|
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rdaym_ini = itau * dtvr / daysec |
|
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rdayvrai = rdaym_ini + day_ini |
|
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|
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CALL calfis(nqmx, lafin, rdayvrai, time, ucov, vcov, teta, q, & |
|
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masse, ps, pk, phis, phi, du, dv, dteta, dq, w, & |
|
|
dufi, dvfi, dtetafi, dqfi, dpfi) |
|
|
|
|
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! ajout des tendances physiques: |
|
|
CALL addfi(nqmx, dtphys, ucov, vcov, teta, q, ps, dufi, dvfi, & |
|
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dtetafi, dqfi, dpfi) |
|
|
ENDIF |
|
| 167 |
|
|
| 168 |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN |
| 169 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
! calcul des tendances physiques: |
| 170 |
|
|
| 171 |
IF (MOD(itau + 1, idissip) == 0) THEN |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
| 172 |
! dissipation horizontale et verticale des petites echelles: |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
| 173 |
|
|
| 174 |
! calcul de l'energie cinetique avant dissipation |
rdaym_ini = itau * dtvr / daysec |
| 175 |
call covcont(llm, ucov, vcov, ucont, vcont) |
rdayvrai = rdaym_ini + day_ini |
| 176 |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
time = REAL(mod(itau, day_step)) / day_step + time_0 |
| 177 |
|
IF (time > 1.) time = time - 1. |
| 178 |
! dissipation |
|
| 179 |
CALL dissip(vcov, ucov, teta, p3d, dvdis, dudis, dtetadis) |
CALL calfis(rdayvrai, time, ucov, vcov, teta, q, masse, ps, pk, & |
| 180 |
ucov=ucov + dudis |
phis, phi, du, dv, dq, w, dufi, dvfi, dtetafi, dqfi, dpfi, & |
| 181 |
vcov=vcov + dvdis |
lafin=itau+1==itaufin) |
| 182 |
|
|
| 183 |
! On rajoute la tendance due à la transformation Ec -> E |
! ajout des tendances physiques: |
| 184 |
! thermique créée lors de la dissipation |
CALL addfi(nqmx, dtphys, ucov, vcov, teta, q, ps, dufi, dvfi, & |
| 185 |
call covcont(llm, ucov, vcov, ucont, vcont) |
dtetafi, dqfi, dpfi) |
| 186 |
call enercin(vcov, ucov, vcont, ucont, ecin) |
ENDIF |
| 187 |
dtetaecdt= (ecin0 - ecin) / pk |
|
| 188 |
dtetadis=dtetadis + dtetaecdt |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
| 189 |
teta=teta + dtetadis |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
| 190 |
|
|
| 191 |
! Calcul de la valeur moyenne unique de h aux pôles |
IF (MOD(itau + 1, idissip) == 0) THEN |
| 192 |
forall (l = 1: llm) |
! dissipation horizontale et verticale des petites echelles: |
| 193 |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) & |
|
| 194 |
/ apoln |
! calcul de l'energie cinetique avant dissipation |
| 195 |
teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm+1) & |
call covcont(llm, ucov, vcov, ucont, vcont) |
| 196 |
* teta(:iim, jjm + 1, l)) / apols |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
| 197 |
END forall |
|
| 198 |
|
! dissipation |
| 199 |
ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln |
CALL dissip(vcov, ucov, teta, p3d, dvdis, dudis, dtetadis) |
| 200 |
ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm+1) * ps(:iim, jjm + 1)) & |
ucov=ucov + dudis |
| 201 |
/ apols |
vcov=vcov + dvdis |
| 202 |
END IF |
|
| 203 |
|
! On rajoute la tendance due à la transformation Ec -> E |
| 204 |
! fin de l'intégration dynamique et physique pour le pas "itau" |
! thermique créée lors de la dissipation |
| 205 |
! préparation du pas d'intégration suivant |
call covcont(llm, ucov, vcov, ucont, vcont) |
| 206 |
|
call enercin(vcov, ucov, vcont, ucont, ecin) |
| 207 |
! schema matsuno + leapfrog |
dtetaecdt= (ecin0 - ecin) / pk |
| 208 |
IF (forward .OR. leapf) THEN |
dtetadis=dtetadis + dtetaecdt |
| 209 |
itau = itau + 1 |
teta=teta + dtetadis |
| 210 |
iday = day_ini + itau / day_step |
|
| 211 |
time = REAL(itau - (iday - day_ini) * day_step) / day_step & |
! Calcul de la valeur moyenne aux pôles : |
| 212 |
+ time_0 |
forall (l = 1: llm) |
| 213 |
IF (time > 1.) THEN |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) & |
| 214 |
time = time - 1. |
/ apoln |
| 215 |
iday = iday + 1 |
teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm+1) & |
| 216 |
ENDIF |
* teta(:iim, jjm + 1, l)) / apols |
| 217 |
ENDIF |
END forall |
| 218 |
|
|
| 219 |
IF (itau == itaufin + 1) exit outer_loop |
ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln |
| 220 |
|
ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm+1) * ps(:iim, jjm + 1)) & |
| 221 |
IF (MOD(itau, iperiod) == 0 .OR. itau == itaufin) THEN |
/ apols |
| 222 |
! ecriture du fichier histoire moyenne: |
END IF |
| 223 |
CALL writedynav(histaveid, nqmx, itau, vcov, & |
|
| 224 |
ucov, teta, pk, phi, q, masse, ps, phis) |
IF (MOD(itau + 1, iperiod) == 0) THEN |
| 225 |
call bilan_dyn(2, dtvr * iperiod, dtvr * day_step * periodav, & |
! Écriture du fichier histoire moyenne: |
| 226 |
ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, q) |
CALL writedynav(histaveid, nqmx, itau + 1, vcov, ucov, teta, pk, & |
| 227 |
ENDIF |
phi, q, masse, ps, phis) |
| 228 |
|
call bilan_dyn(ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, & |
| 229 |
IF (itau == itaufin) CALL dynredem1("restart.nc", vcov, ucov, teta, & |
q(:, :, :, 1), dt_app = dtvr * iperiod, & |
| 230 |
q, masse, ps, itau=itau_dyn+itaufin) |
dt_cum = dtvr * day_step * periodav) |
| 231 |
|
ENDIF |
| 232 |
! gestion de l'integration temporelle: |
end do time_integration |
| 233 |
IF (MOD(itau, iperiod) == 0) exit |
|
| 234 |
IF (MOD(itau - 1, iperiod) == 0) THEN |
CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps, & |
| 235 |
IF (forward) THEN |
itau=itau_dyn+itaufin) |
| 236 |
! fin du pas forward et debut du pas backward |
|
| 237 |
forward = .FALSE. |
! Calcul des tendances dynamiques: |
| 238 |
leapf = .FALSE. |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
| 239 |
ELSE |
CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
| 240 |
! fin du pas backward et debut du premier pas leapfrog |
MOD(itaufin, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
| 241 |
leapf = .TRUE. |
time_0) |
|
dt = 2. * dtvr |
|
|
END IF |
|
|
ELSE |
|
|
! pas leapfrog |
|
|
leapf = .TRUE. |
|
|
dt = 2. * dtvr |
|
|
END IF |
|
|
end do |
|
|
end do outer_loop |
|
| 242 |
|
|
| 243 |
END SUBROUTINE leapfrog |
END SUBROUTINE leapfrog |
| 244 |
|
|
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