4 |
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5 |
contains |
contains |
6 |
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7 |
SUBROUTINE leapfrog(ucov, vcov, teta, ps, masse, phis, q, time_0) |
SUBROUTINE leapfrog(ucov, vcov, teta, ps, masse, phis, q) |
8 |
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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 revision 616 |
10 |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
11 |
! Matsuno-leapfrog scheme. |
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12 |
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! Int\'egration temporelle du mod\`ele : Matsuno-leapfrog scheme. |
13 |
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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 comvert, ONLY: ap, bp |
use covcont_m, only: covcont |
22 |
USE conf_gcm_m, ONLY: day_step, iconser, iperiod, iphysiq, nday, offline, & |
USE disvert_m, ONLY: ap, bp |
23 |
iflag_phys, ok_guide |
USE conf_gcm_m, ONLY: day_step, iconser, iperiod, iphysiq, nday, iflag_phys |
24 |
USE dimens_m, ONLY: iim, jjm, llm, nqmx |
USE conf_guide_m, ONLY: ok_guide |
25 |
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USE dimensions, ONLY: iim, jjm, llm, nqmx |
26 |
use dissip_m, only: dissip |
use dissip_m, only: dissip |
27 |
USE dynetat0_m, ONLY: day_ini |
USE dynetat0_m, ONLY: day_ini, itau_dyn |
28 |
use dynredem1_m, only: dynredem1 |
use dynredem1_m, only: dynredem1 |
29 |
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use enercin_m, only: enercin |
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 geopot_m, only: geopot |
use geopot_m, only: geopot |
33 |
USE guide_m, ONLY: guide |
USE guide_m, ONLY: guide |
34 |
use inidissip_m, only: idissip |
use inidissip_m, only: idissip |
35 |
use integrd_m, only: integrd |
use integrd_m, only: integrd |
36 |
use nr_util, only: assert |
use nr_util, only: assert |
37 |
USE pressure_var, ONLY: p3d |
use writehist_m, only: writehist |
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USE temps, ONLY: itau_dyn |
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use writedynav_m, only: writedynav |
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38 |
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39 |
! Variables dynamiques: |
! Variables dynamiques: |
40 |
REAL, intent(inout):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm) vent covariant |
REAL, intent(inout):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm) vent covariant |
44 |
! potential temperature |
! potential temperature |
45 |
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46 |
REAL, intent(inout):: ps(:, :) ! (iim + 1, jjm + 1) pression au sol, en Pa |
REAL, intent(inout):: ps(:, :) ! (iim + 1, jjm + 1) pression au sol, en Pa |
47 |
REAL masse((iim + 1) * (jjm + 1), llm) ! masse d'air |
REAL, intent(inout):: masse(:, :, :) ! (iim + 1, jjm + 1, llm) masse d'air |
48 |
REAL phis((iim + 1) * (jjm + 1)) ! geopotentiel au sol |
REAL, intent(in):: phis(:, :) ! (iim + 1, jjm + 1) surface geopotential |
49 |
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50 |
REAL, intent(inout):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx) |
REAL, intent(inout):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx) |
51 |
! mass fractions of advected fields |
! mass fractions of advected fields |
52 |
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53 |
REAL, intent(in):: time_0 |
! Local: |
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! Variables local to the procedure: |
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54 |
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55 |
! Variables dynamiques: |
! Variables dynamiques: |
56 |
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57 |
REAL pks((iim + 1) * (jjm + 1)) ! exner au sol |
REAL pks(iim + 1, jjm + 1) ! exner au sol |
58 |
REAL pk(iim + 1, jjm + 1, llm) ! exner au milieu des couches |
REAL pk(iim + 1, jjm + 1, llm) ! exner au milieu des couches |
59 |
REAL pkf((iim + 1) * (jjm + 1), llm) ! exner filt.au milieu des couches |
REAL pkf(iim + 1, jjm + 1, llm) ! exner filtr\'e au milieu des couches |
60 |
REAL phi(iim + 1, jjm + 1, llm) ! geopotential |
REAL phi(iim + 1, jjm + 1, llm) ! geopotential |
61 |
REAL w((iim + 1) * (jjm + 1), llm) ! vitesse verticale |
REAL w(iim + 1, jjm + 1, llm) ! vitesse verticale |
62 |
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63 |
! Variables dynamiques intermediaire pour le transport |
! Variables dynamiques interm\'ediaires pour le transport |
64 |
! Flux de masse : |
! Flux de masse : |
65 |
REAL pbaru((iim + 1) * (jjm + 1), llm), pbarv((iim + 1) * jjm, llm) |
REAL pbaru(iim + 1, jjm + 1, llm), pbarv(iim + 1, jjm, llm) |
66 |
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67 |
! Variables dynamiques au pas - 1 |
! Variables dynamiques au pas - 1 |
68 |
REAL vcovm1(iim + 1, jjm, llm), ucovm1(iim + 1, jjm + 1, llm) |
REAL vcovm1(iim + 1, jjm, llm), ucovm1(iim + 1, jjm + 1, llm) |
69 |
REAL tetam1(iim + 1, jjm + 1, llm), psm1(iim + 1, jjm + 1) |
REAL tetam1(iim + 1, jjm + 1, llm), psm1(iim + 1, jjm + 1) |
70 |
REAL massem1((iim + 1) * (jjm + 1), llm) |
REAL massem1(iim + 1, jjm + 1, llm) |
71 |
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72 |
! Tendances dynamiques |
! Tendances dynamiques |
73 |
REAL dv((iim + 1) * jjm, llm), dudyn((iim + 1) * (jjm + 1), llm) |
REAL dv((iim + 1) * jjm, llm), du(iim + 1, jjm + 1, llm) |
74 |
REAL dteta(iim + 1, jjm + 1, llm), dq((iim + 1) * (jjm + 1), llm, nqmx) |
REAL dteta(iim + 1, jjm + 1, llm) |
75 |
real dp((iim + 1) * (jjm + 1)) |
real dp(iim + 1, jjm + 1) |
76 |
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77 |
! Tendances de la dissipation : |
! Tendances de la dissipation : |
78 |
REAL dvdis(iim + 1, jjm, llm), dudis(iim + 1, jjm + 1, llm) |
REAL dvdis(iim + 1, jjm, llm), dudis(iim + 1, jjm + 1, llm) |
79 |
REAL dtetadis(iim + 1, jjm + 1, llm) |
REAL dtetadis(iim + 1, jjm + 1, llm) |
80 |
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81 |
! Tendances physiques |
! Tendances physiques |
82 |
REAL dvfi((iim + 1) * jjm, llm), dufi((iim + 1) * (jjm + 1), llm) |
REAL dvfi(iim + 1, jjm, llm), dufi(iim + 1, jjm + 1, llm) |
83 |
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) |
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real dpfi((iim + 1) * (jjm + 1)) |
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84 |
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85 |
! Variables pour le fichier histoire |
! Variables pour le fichier histoire |
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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 |
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REAL time ! time of day, as a fraction of day length |
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real finvmaold((iim + 1) * (jjm + 1), llm) |
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88 |
INTEGER l |
INTEGER l |
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REAL rdayvrai, rdaym_ini |
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89 |
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90 |
! Variables test conservation energie |
! Variables test conservation \'energie |
91 |
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) |
92 |
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93 |
REAL vcont((iim + 1) * jjm, llm), ucont((iim + 1) * (jjm + 1), llm) |
REAL vcont((iim + 1) * jjm, llm), ucont((iim + 1) * (jjm + 1), llm) |
94 |
logical leapf |
logical leapf |
95 |
real dt |
real dt ! time step, in s |
96 |
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97 |
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REAL p3d(iim + 1, jjm + 1, llm + 1) ! pressure at layer interfaces, in Pa |
98 |
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! ("p3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)", |
99 |
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! for interface "l") |
100 |
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101 |
!--------------------------------------------------- |
!--------------------------------------------------- |
102 |
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106 |
itaufin = nday * day_step |
itaufin = nday * day_step |
107 |
! "day_step" is a multiple of "iperiod", therefore so is "itaufin". |
! "day_step" is a multiple of "iperiod", therefore so is "itaufin". |
108 |
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dq = 0. |
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109 |
! On initialise la pression et la fonction d'Exner : |
! On initialise la pression et la fonction d'Exner : |
110 |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
111 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk) |
112 |
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pkf = pk |
113 |
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CALL filtreg_scal(pkf, direct = .true., intensive = .true.) |
114 |
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115 |
time_integration: do itau = 0, itaufin - 1 |
time_integration: do itau = 0, itaufin - 1 |
116 |
leapf = mod(itau, iperiod) /= 0 |
leapf = mod(itau, iperiod) /= 0 |
117 |
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118 |
if (leapf) then |
if (leapf) then |
119 |
dt = 2 * dtvr |
dt = 2 * dtvr |
120 |
else |
else |
121 |
! Matsuno |
! Matsuno |
122 |
dt = dtvr |
dt = dtvr |
123 |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
if (ok_guide) call guide(itau, ucov, vcov, teta, q(:, :, :, 1), ps) |
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call guide(itau, ucov, vcov, teta, q, masse, ps) |
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124 |
vcovm1 = vcov |
vcovm1 = vcov |
125 |
ucovm1 = ucov |
ucovm1 = ucov |
126 |
tetam1 = teta |
tetam1 = teta |
127 |
massem1 = masse |
massem1 = masse |
128 |
psm1 = ps |
psm1 = ps |
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finvmaold = masse |
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CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE.) |
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129 |
end if |
end if |
130 |
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131 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
132 |
CALL geopot((iim + 1) * (jjm + 1), teta, pk, pks, phis, phi) |
CALL geopot(teta, pk, pks, phis, phi) |
133 |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, du, & |
134 |
dudyn, dv, dteta, dp, w, pbaru, pbarv, time_0, & |
dv, dteta, dp, w, pbaru, pbarv, conser = MOD(itau, iconser) == 0) |
135 |
conser=MOD(itau, iconser)==0) |
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136 |
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CALL caladvtrac(q, pbaru, pbarv, p3d, masse, teta, pk) |
137 |
! Calcul des tendances advection des traceurs (dont l'humidité) |
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138 |
CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
! Int\'egrations dynamique et traceurs: |
139 |
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CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, dp, & |
140 |
! Stokage du flux de masse pour traceurs offline: |
vcov, ucov, teta, q(:, :, :, :2), ps, masse, dt, leapf) |
141 |
IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, & |
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142 |
dtvr, itau) |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
143 |
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CALL exner_hyb(ps, p3d, pks, pk) |
144 |
! Integrations dynamique et traceurs: |
pkf = pk |
145 |
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, dteta, & |
CALL filtreg_scal(pkf, direct = .true., intensive = .true.) |
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dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, finvmaold, dt, & |
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leapf) |
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146 |
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147 |
if (.not. leapf) then |
if (.not. leapf) then |
148 |
! Matsuno backward |
! Matsuno backward |
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forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
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CALL exner_hyb(ps, p3d, pks, pk, pkf) |
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149 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
150 |
CALL geopot((iim + 1) * (jjm + 1), teta, pk, pks, phis, phi) |
CALL geopot(teta, pk, pks, phis, phi) |
151 |
CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, & |
CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, & |
152 |
phi, dudyn, dv, dteta, dp, w, pbaru, pbarv, time_0, & |
phi, du, dv, dteta, dp, w, pbaru, pbarv, conser = .false.) |
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conser=.false.) |
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153 |
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154 |
! integrations dynamique et traceurs: |
! integrations dynamique et traceurs: |
155 |
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, & |
CALL integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, & |
156 |
dteta, dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, & |
dp, vcov, ucov, teta, q(:, :, :, :2), ps, masse, dtvr, & |
157 |
finvmaold, dtvr, leapf=.false.) |
leapf=.false.) |
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end if |
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IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN |
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! calcul des tendances physiques: |
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158 |
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159 |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
160 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk) |
161 |
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pkf = pk |
162 |
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CALL filtreg_scal(pkf, direct = .true., intensive = .true.) |
163 |
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end if |
164 |
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165 |
rdaym_ini = itau * dtvr / daysec |
IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys) THEN |
166 |
rdayvrai = rdaym_ini + day_ini |
CALL calfis(ucov, vcov, teta, q, p3d, pk, phis, phi, w, dufi, dvfi, & |
167 |
time = REAL(mod(itau, day_step)) / day_step + time_0 |
dtetafi, dqfi, dayvrai = itau / day_step + day_ini, & |
168 |
IF (time > 1.) time = time - 1. |
time = REAL(mod(itau, day_step)) / day_step, & |
169 |
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lafin = itau + 1 == itaufin) |
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CALL calfis(rdayvrai, time, ucov, vcov, teta, q, masse, ps, pk, & |
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phis, phi, dudyn, dv, dq, w, dufi, dvfi, dtetafi, dqfi, dpfi, & |
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lafin=itau+1==itaufin) |
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! ajout des tendances physiques: |
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CALL addfi(nqmx, dtphys, ucov, vcov, teta, q, ps, dufi, dvfi, & |
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dtetafi, dqfi, dpfi) |
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ENDIF |
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170 |
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171 |
forall (l = 1: llm + 1) p3d(:, :, l) = ap(l) + bp(l) * ps |
CALL addfi(ucov, vcov, teta, q, dufi, dvfi, dtetafi, dqfi) |
172 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
ENDIF |
173 |
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174 |
IF (MOD(itau + 1, idissip) == 0) THEN |
IF (MOD(itau + 1, idissip) == 0) THEN |
175 |
! Dissipation horizontale et verticale des petites échelles |
! Dissipation horizontale et verticale des petites \'echelles |
176 |
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177 |
! calcul de l'énergie cinétique avant dissipation |
! calcul de l'\'energie cin\'etique avant dissipation |
178 |
call covcont(llm, ucov, vcov, ucont, vcont) |
call covcont(llm, ucov, vcov, ucont, vcont) |
179 |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
180 |
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183 |
ucov = ucov + dudis |
ucov = ucov + dudis |
184 |
vcov = vcov + dvdis |
vcov = vcov + dvdis |
185 |
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186 |
! On ajoute la tendance due à la transformation énergie |
! On ajoute la tendance due \`a la transformation \'energie |
187 |
! cinétique en énergie thermique par la dissipation |
! cin\'etique en \'energie thermique par la dissipation |
188 |
call covcont(llm, ucov, vcov, ucont, vcont) |
call covcont(llm, ucov, vcov, ucont, vcont) |
189 |
call enercin(vcov, ucov, vcont, ucont, ecin) |
call enercin(vcov, ucov, vcont, ucont, ecin) |
190 |
dtetadis = dtetadis + (ecin0 - ecin) / pk |
dtetadis = dtetadis + (ecin0 - ecin) / pk |
191 |
teta = teta + dtetadis |
teta = teta + dtetadis |
192 |
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193 |
! Calcul de la valeur moyenne aux pôles : |
! Calcul de la valeur moyenne aux p\^oles : |
194 |
forall (l = 1: llm) |
forall (l = 1: llm) |
195 |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) & |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) / apoln |
196 |
/ apoln |
teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm + 1) & |
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teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm+1) & |
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197 |
* teta(:iim, jjm + 1, l)) / apols |
* teta(:iim, jjm + 1, l)) / apols |
198 |
END forall |
END forall |
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ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln |
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ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm+1) * ps(:iim, jjm + 1)) & |
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/ apols |
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199 |
END IF |
END IF |
200 |
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201 |
IF (MOD(itau + 1, iperiod) == 0) THEN |
IF (MOD(itau + 1, iperiod) == 0) THEN |
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! Écriture du fichier histoire moyenne: |
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CALL writedynav(vcov, ucov, teta, pk, phi, q, masse, ps, phis, & |
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time = itau + 1) |
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202 |
call bilan_dyn(ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, & |
call bilan_dyn(ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, & |
203 |
q(:, :, :, 1)) |
q(:, :, :, 1)) |
204 |
ENDIF |
ENDIF |
205 |
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206 |
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CALL geopot(teta, pk, pks, phis, phi) |
207 |
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CALL writehist(vcov, ucov, teta, pk, phi, q, masse, ps, & |
208 |
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itau_w = itau_dyn + itau + 1) |
209 |
end do time_integration |
end do time_integration |
210 |
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211 |
CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps, & |
CALL dynredem1(vcov, ucov, teta, q, masse, ps, itau = itau_dyn + itaufin) |
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itau=itau_dyn+itaufin) |
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212 |
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213 |
! Calcul des tendances dynamiques: |
! Calcul des tendances dynamiques: |
214 |
CALL geopot((iim + 1) * (jjm + 1), teta, pk, pks, phis, phi) |
CALL geopot(teta, pk, pks, phis, phi) |
215 |
CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, du, & |
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dudyn, dv, dteta, dp, w, pbaru, pbarv, time_0, & |
dv, dteta, dp, w, pbaru, pbarv, conser = MOD(itaufin, iconser) == 0) |
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conser=MOD(itaufin, iconser)==0) |
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217 |
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218 |
END SUBROUTINE leapfrog |
END SUBROUTINE leapfrog |
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