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, time_0) |
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 |
10 |
! Auteurs : P. Le Van, L. Fairhead, F. Hourdin |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
11 |
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! schema matsuno + leapfrog |
12 |
USE dimens_m, ONLY : iim, llm, nqmx |
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13 |
USE paramet_m, ONLY : iip1, ip1jm, ip1jmp1, jjp1 |
USE calfis_m, ONLY: calfis |
14 |
USE comconst, ONLY : daysec, dtphys, dtvr |
USE com_io_dyn, ONLY: histaveid |
15 |
USE comvert, ONLY : ap, bp |
USE comconst, ONLY: daysec, dtphys, dtvr |
16 |
USE conf_gcm_m, ONLY : day_step, iconser, idissip, iperiod, iphysiq, & |
USE comgeom, ONLY: aire_2d, apoln, apols |
17 |
nday, offline, periodav |
USE comvert, ONLY: ap, bp |
18 |
USE logic, ONLY : iflag_phys, ok_guide |
USE conf_gcm_m, ONLY: day_step, iconser, iperiod, iphysiq, nday, offline, & |
19 |
USE comgeom, ONLY : aire, apoln, apols |
periodav |
20 |
USE temps, ONLY : dt, itaufin |
USE dimens_m, ONLY: iim, jjm, llm, nqmx |
21 |
USE dynetat0_m, ONLY : day_ini |
USE dynetat0_m, ONLY: day_ini |
22 |
USE iniprint, ONLY : prt_level |
use dynredem1_m, only: dynredem1 |
23 |
USE com_io_dyn, ONLY : histaveid |
USE exner_hyb_m, ONLY: exner_hyb |
24 |
USE calfis_m, ONLY : calfis |
use filtreg_m, only: filtreg |
25 |
USE exner_hyb_m, ONLY : exner_hyb |
USE guide_m, ONLY: guide |
26 |
USE guide_m, ONLY : guide |
use inidissip_m, only: idissip |
27 |
USE pression_m, ONLY : pression |
use integrd_m, only: integrd |
28 |
USE pressure_var, ONLY : p3d |
USE logic, ONLY: iflag_phys, ok_guide |
29 |
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USE paramet_m, ONLY: ip1jmp1 |
30 |
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USE pression_m, ONLY: pression |
31 |
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USE pressure_var, ONLY: p3d |
32 |
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USE temps, ONLY: itau_dyn |
33 |
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34 |
! Variables dynamiques: |
! Variables dynamiques: |
35 |
REAL vcov(ip1jm, llm), ucov(ip1jmp1, llm) ! vents covariants |
REAL, intent(inout):: vcov((iim + 1) * jjm, llm) ! vent covariant |
36 |
REAL teta(ip1jmp1, llm) ! temperature potentielle |
REAL, intent(inout):: ucov(ip1jmp1, llm) ! vent covariant |
37 |
REAL ps(ip1jmp1) ! pression au sol, en Pa |
REAL, intent(inout):: teta(iim + 1, jjm + 1, llm) ! potential temperature |
38 |
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REAL ps(iim + 1, jjm + 1) ! pression au sol, en Pa |
39 |
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40 |
REAL masse(ip1jmp1, llm) ! masse d'air |
REAL masse(ip1jmp1, llm) ! masse d'air |
41 |
REAL phis(ip1jmp1) ! geopotentiel au sol |
REAL phis(ip1jmp1) ! geopotentiel au sol |
47 |
! Variables dynamiques: |
! Variables dynamiques: |
48 |
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49 |
REAL pks(ip1jmp1) ! exner au sol |
REAL pks(ip1jmp1) ! exner au sol |
50 |
REAL pk(ip1jmp1, llm) ! exner au milieu des couches |
REAL pk(iim + 1, jjm + 1, llm) ! exner au milieu des couches |
51 |
REAL pkf(ip1jmp1, llm) ! exner filt.au milieu des couches |
REAL pkf(ip1jmp1, llm) ! exner filt.au milieu des couches |
52 |
REAL phi(ip1jmp1, llm) ! geopotential |
REAL phi(ip1jmp1, llm) ! geopotential |
53 |
REAL w(ip1jmp1, llm) ! vitesse verticale |
REAL w(ip1jmp1, llm) ! vitesse verticale |
54 |
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55 |
! variables dynamiques intermediaire pour le transport |
! variables dynamiques intermediaire pour le transport |
56 |
REAL pbaru(ip1jmp1, llm), pbarv(ip1jm, llm) !flux de masse |
REAL pbaru(ip1jmp1, llm), pbarv((iim + 1) * jjm, llm) !flux de masse |
57 |
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58 |
! variables dynamiques au pas - 1 |
! variables dynamiques au pas - 1 |
59 |
REAL vcovm1(ip1jm, llm), ucovm1(ip1jmp1, llm) |
REAL vcovm1((iim + 1) * jjm, llm), ucovm1(ip1jmp1, llm) |
60 |
REAL tetam1(ip1jmp1, llm), psm1(ip1jmp1) |
REAL tetam1(iim + 1, jjm + 1, llm), psm1(iim + 1, jjm + 1) |
61 |
REAL massem1(ip1jmp1, llm) |
REAL massem1(ip1jmp1, llm) |
62 |
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63 |
! tendances dynamiques |
! tendances dynamiques |
64 |
REAL dv(ip1jm, llm), du(ip1jmp1, llm) |
REAL dv((iim + 1) * jjm, llm), du(ip1jmp1, llm) |
65 |
REAL dteta(ip1jmp1, llm), dq(ip1jmp1, llm, nqmx), dp(ip1jmp1) |
REAL dteta(ip1jmp1, llm), dq(ip1jmp1, llm, nqmx), dp(ip1jmp1) |
66 |
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67 |
! tendances de la dissipation |
! tendances de la dissipation |
68 |
REAL dvdis(ip1jm, llm), dudis(ip1jmp1, llm) |
REAL dvdis((iim + 1) * jjm, llm), dudis(ip1jmp1, llm) |
69 |
REAL dtetadis(ip1jmp1, llm) |
REAL dtetadis(iim + 1, jjm + 1, llm) |
70 |
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71 |
! tendances physiques |
! tendances physiques |
72 |
REAL dvfi(ip1jm, llm), dufi(ip1jmp1, llm) |
REAL dvfi((iim + 1) * jjm, llm), dufi(ip1jmp1, llm) |
73 |
REAL dtetafi(ip1jmp1, llm), dqfi(ip1jmp1, llm, nqmx), dpfi(ip1jmp1) |
REAL dtetafi(ip1jmp1, llm), dqfi(ip1jmp1, llm, nqmx), dpfi(ip1jmp1) |
74 |
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75 |
! variables pour le fichier histoire |
! variables pour le fichier histoire |
76 |
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REAL tppn(iim), tpps(iim), tpn, tps |
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77 |
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 |
78 |
INTEGER iday ! jour julien |
INTEGER itaufin |
79 |
REAL time ! time of day, as a fraction of day length |
REAL time ! time of day, as a fraction of day length |
80 |
real finvmaold(ip1jmp1, llm) |
real finvmaold(ip1jmp1, llm) |
81 |
LOGICAL :: lafin=.false. |
INTEGER l |
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INTEGER ij, l |
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82 |
REAL rdayvrai, rdaym_ini |
REAL rdayvrai, rdaym_ini |
83 |
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84 |
! Variables test conservation energie |
! Variables test conservation energie |
85 |
REAL ecin(ip1jmp1, llm), ecin0(ip1jmp1, llm) |
REAL ecin(iim + 1, jjm + 1, llm), ecin0(iim + 1, jjm + 1, llm) |
86 |
! Tendance de la temp. potentiel d (theta) / d t due a la |
! Tendance de la temp. potentiel d (theta) / d t due a la |
87 |
! tansformation d'energie cinetique en energie thermique |
! tansformation d'energie cinetique en energie thermique |
88 |
! cree par la dissipation |
! cree par la dissipation |
89 |
REAL dtetaecdt(ip1jmp1, llm) |
REAL dtetaecdt(iim + 1, jjm + 1, llm) |
90 |
REAL vcont(ip1jm, llm), ucont(ip1jmp1, llm) |
REAL vcont((iim + 1) * jjm, llm), ucont(ip1jmp1, llm) |
91 |
CHARACTER*15 ztit |
logical leapf |
92 |
INTEGER:: ip_ebil_dyn = 0 ! PRINT level for energy conserv. diag. |
real dt |
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logical:: dissip_conservative = .true. |
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logical forward, leapf, apphys, conser, apdiss |
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!--------------------------------------------------- |
!--------------------------------------------------- |
95 |
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96 |
print *, "Call sequence information: leapfrog" |
print *, "Call sequence information: leapfrog" |
97 |
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98 |
itaufin = nday * day_step |
itaufin = nday * day_step |
99 |
itau = 0 |
! "day_step" is a multiple of "iperiod", therefore "itaufin" is one too |
100 |
iday = day_ini |
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time = time_0 |
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101 |
dq = 0. |
dq = 0. |
102 |
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103 |
! On initialise la pression et la fonction d'Exner : |
! On initialise la pression et la fonction d'Exner : |
104 |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
105 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
106 |
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107 |
! Debut de l'integration temporelle: |
! Début de l'integration temporelle : |
108 |
outer_loop:do |
do itau = 0, itaufin - 1 |
109 |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
leapf = mod(itau, iperiod) /= 0 |
110 |
call guide(itau, ucov, vcov, teta, q, masse, ps) |
if (leapf) then |
111 |
vcovm1 = vcov |
dt = 2 * dtvr |
112 |
ucovm1 = ucov |
else |
113 |
tetam1 = teta |
! Matsuno |
114 |
massem1 = masse |
dt = dtvr |
115 |
psm1 = ps |
if (ok_guide .and. (itaufin - itau - 1) * dtvr > 21600.) & |
116 |
forward = .TRUE. |
call guide(itau, ucov, vcov, teta, q, masse, ps) |
117 |
leapf = .FALSE. |
vcovm1 = vcov |
118 |
dt = dtvr |
ucovm1 = ucov |
119 |
finvmaold = masse |
tetam1 = teta |
120 |
CALL filtreg(finvmaold, jjp1, llm, - 2, 2, .TRUE., 1) |
massem1 = masse |
121 |
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psm1 = ps |
122 |
do |
finvmaold = masse |
123 |
! gestion des appels de la physique et des dissipations: |
CALL filtreg(finvmaold, jjm + 1, llm, - 2, 2, .TRUE., 1) |
124 |
apphys = MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0 |
end if |
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conser = MOD(itau, iconser) == 0 |
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126 |
apdiss = MOD(itau + 1, idissip) == 0 |
! Calcul des tendances dynamiques: |
127 |
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CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
128 |
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CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
129 |
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MOD(itau, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
130 |
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time_0) |
131 |
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132 |
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! Calcul des tendances advection des traceurs (dont l'humidité) |
133 |
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CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
134 |
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135 |
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! Stokage du flux de masse pour traceurs offline: |
136 |
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IF (offline) CALL fluxstokenc(pbaru, pbarv, masse, teta, phi, phis, & |
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dtvr, itau) |
138 |
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139 |
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! integrations dynamique et traceurs: |
140 |
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CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, dteta, & |
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dp, vcov, ucov, teta, q, ps, masse, finvmaold, leapf, dt) |
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! calcul des tendances dynamiques: |
if (.not. leapf) then |
144 |
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! Matsuno backward |
145 |
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CALL pression(ip1jmp1, ap, bp, ps, p3d) |
146 |
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CALL exner_hyb(ps, p3d, pks, pk, pkf) |
147 |
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148 |
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! Calcul des tendances dynamiques: |
149 |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
150 |
CALL caldyn(itau, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
CALL caldyn(itau + 1, ucov, vcov, teta, ps, masse, pk, pkf, phis, & |
151 |
conser, du, dv, dteta, dp, w, pbaru, pbarv, & |
phi, .false., du, dv, dteta, dp, w, pbaru, pbarv, time_0) |
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time + iday - day_ini) |
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IF (forward .OR. leapf) THEN |
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! calcul des tendances advection des traceurs (dont l'humidite) |
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CALL caladvtrac(q, pbaru, pbarv, p3d, masse, dq, teta, pk) |
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IF (offline) THEN |
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! 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 |
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152 |
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153 |
! integrations dynamique et traceurs: |
! integrations dynamique et traceurs: |
154 |
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, & |
CALL integrd(2, vcovm1, ucovm1, tetam1, psm1, massem1, dv, du, & |
155 |
dteta, dq, dp, vcov, ucov, teta, q, ps, masse, phis, & |
dteta, dp, vcov, ucov, teta, q, ps, masse, finvmaold, .false., & |
156 |
finvmaold, leapf) |
dtvr) |
157 |
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end if |
158 |
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159 |
IF (apphys) THEN |
IF (MOD(itau + 1, iphysiq) == 0 .AND. iflag_phys /= 0) THEN |
160 |
! calcul des tendances physiques: |
! calcul des tendances physiques: |
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IF (itau + 1 == itaufin) lafin = .TRUE. |
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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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rdaym_ini = itau * dtvr / daysec |
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rdayvrai = rdaym_ini + day_ini |
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! Diagnostique de conservation de l'énergie : initialisation |
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IF (ip_ebil_dyn >= 1) THEN |
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ztit='bil dyn' |
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CALL diagedyn(ztit, 2, 1, 1, dtphys, ucov, vcov, ps, p3d, pk, & |
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teta, q(:, :, 1), q(:, :, 2)) |
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ENDIF |
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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, & |
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dufi, dvfi, dtetafi, dqfi, dpfi) |
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! ajout des tendances physiques: |
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CALL addfi(nqmx, dtphys, & |
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ucov, vcov, teta, q, ps, & |
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dufi, dvfi, dtetafi, dqfi, dpfi) |
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! Diagnostique de conservation de l'énergie : difference |
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IF (ip_ebil_dyn >= 1) THEN |
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ztit = 'bil phys' |
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CALL diagedyn(ztit, 2, 1, 1, dtphys, ucov, vcov, ps, p3d, pk, & |
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teta, q(:, :, 1), q(:, :, 2)) |
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ENDIF |
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ENDIF |
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161 |
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162 |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
163 |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
164 |
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165 |
IF (apdiss) THEN |
rdaym_ini = itau * dtvr / daysec |
166 |
! dissipation horizontale et verticale des petites echelles: |
rdayvrai = rdaym_ini + day_ini |
167 |
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time = REAL(mod(itau, day_step)) / day_step + time_0 |
168 |
! calcul de l'energie cinetique avant dissipation |
IF (time > 1.) time = time - 1. |
169 |
call covcont(llm, ucov, vcov, ucont, vcont) |
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170 |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
CALL calfis(itau + 1 == itaufin, rdayvrai, time, ucov, vcov, & |
171 |
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teta, q, masse, ps, pk, phis, phi, du, dv, dteta, dq, w, dufi, & |
172 |
! dissipation |
dvfi, dtetafi, dqfi, dpfi) |
173 |
CALL dissip(vcov, ucov, teta, p3d, dvdis, dudis, dtetadis) |
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174 |
ucov=ucov + dudis |
! ajout des tendances physiques: |
175 |
vcov=vcov + dvdis |
CALL addfi(nqmx, dtphys, ucov, vcov, teta, q, ps, dufi, dvfi, & |
176 |
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dtetafi, dqfi, dpfi) |
177 |
if (dissip_conservative) then |
ENDIF |
178 |
! On rajoute la tendance due a la transform. Ec -> E |
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179 |
! therm. cree lors de la dissipation |
CALL pression(ip1jmp1, ap, bp, ps, p3d) |
180 |
call covcont(llm, ucov, vcov, ucont, vcont) |
CALL exner_hyb(ps, p3d, pks, pk, pkf) |
181 |
call enercin(vcov, ucov, vcont, ucont, ecin) |
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182 |
dtetaecdt= (ecin0 - ecin) / pk |
IF (MOD(itau + 1, idissip) == 0) THEN |
183 |
dtetadis=dtetadis + dtetaecdt |
! dissipation horizontale et verticale des petites echelles: |
184 |
endif |
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185 |
teta=teta + dtetadis |
! calcul de l'energie cinetique avant dissipation |
186 |
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call covcont(llm, ucov, vcov, ucont, vcont) |
187 |
! Calcul de la valeur moyenne, unique de h aux poles ..... |
call enercin(vcov, ucov, vcont, ucont, ecin0) |
188 |
DO l = 1, llm |
|
189 |
DO ij = 1, iim |
! dissipation |
190 |
tppn(ij) = aire(ij) * teta(ij, l) |
CALL dissip(vcov, ucov, teta, p3d, dvdis, dudis, dtetadis) |
191 |
tpps(ij) = aire(ij + ip1jm) * teta(ij + ip1jm, l) |
ucov=ucov + dudis |
192 |
ENDDO |
vcov=vcov + dvdis |
193 |
tpn = SUM(tppn) / apoln |
|
194 |
tps = SUM(tpps) / apols |
! On rajoute la tendance due à la transformation Ec -> E |
195 |
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! thermique créée lors de la dissipation |
196 |
DO ij = 1, iip1 |
call covcont(llm, ucov, vcov, ucont, vcont) |
197 |
teta(ij, l) = tpn |
call enercin(vcov, ucov, vcont, ucont, ecin) |
198 |
teta(ij + ip1jm, l) = tps |
dtetaecdt= (ecin0 - ecin) / pk |
199 |
ENDDO |
dtetadis=dtetadis + dtetaecdt |
200 |
ENDDO |
teta=teta + dtetadis |
201 |
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202 |
DO ij = 1, iim |
! Calcul de la valeur moyenne aux pôles : |
203 |
tppn(ij) = aire(ij) * ps(ij) |
forall (l = 1: llm) |
204 |
tpps(ij) = aire(ij + ip1jm) * ps(ij + ip1jm) |
teta(:, 1, l) = SUM(aire_2d(:iim, 1) * teta(:iim, 1, l)) & |
205 |
ENDDO |
/ apoln |
206 |
tpn = SUM(tppn) / apoln |
teta(:, jjm + 1, l) = SUM(aire_2d(:iim, jjm+1) & |
207 |
tps = SUM(tpps) / apols |
* teta(:iim, jjm + 1, l)) / apols |
208 |
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END forall |
209 |
DO ij = 1, iip1 |
|
210 |
ps(ij) = tpn |
ps(:, 1) = SUM(aire_2d(:iim, 1) * ps(:iim, 1)) / apoln |
211 |
ps(ij + ip1jm) = tps |
ps(:, jjm + 1) = SUM(aire_2d(:iim, jjm+1) * ps(:iim, jjm + 1)) & |
212 |
ENDDO |
/ apols |
213 |
END IF |
END IF |
214 |
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215 |
! fin de l'intégration dynamique et physique pour le pas "itau" |
IF (MOD(itau + 1, iperiod) == 0) THEN |
216 |
! préparation du pas d'intégration suivant |
! ecriture du fichier histoire moyenne: |
217 |
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CALL writedynav(histaveid, nqmx, itau + 1, vcov, ucov, teta, pk, & |
218 |
! schema matsuno + leapfrog |
phi, q, masse, ps, phis) |
219 |
IF (forward .OR. leapf) THEN |
call bilan_dyn(2, dtvr * iperiod, dtvr * day_step * periodav, ps, & |
220 |
itau = itau + 1 |
masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, q) |
221 |
iday = day_ini + itau / day_step |
ENDIF |
222 |
time = REAL(itau - (iday - day_ini) * day_step) / day_step & |
end do |
223 |
+ time_0 |
|
224 |
IF (time > 1.) THEN |
CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps, & |
225 |
time = time - 1. |
itau=itau_dyn+itaufin) |
226 |
iday = iday + 1 |
|
227 |
ENDIF |
! Calcul des tendances dynamiques: |
228 |
ENDIF |
CALL geopot(ip1jmp1, teta, pk, pks, phis, phi) |
229 |
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CALL caldyn(itaufin, ucov, vcov, teta, ps, masse, pk, pkf, phis, phi, & |
230 |
IF (itau == itaufin + 1) exit outer_loop |
MOD(itaufin, iconser) == 0, du, dv, dteta, dp, w, pbaru, pbarv, & |
231 |
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time_0) |
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IF (MOD(itau, iperiod) == 0 .OR. itau == itaufin) THEN |
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! ecriture du fichier histoire moyenne: |
|
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CALL writedynav(histaveid, nqmx, itau, vcov, & |
|
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ucov, teta, pk, phi, q, masse, ps, phis) |
|
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call bilan_dyn(2, dtvr * iperiod, dtvr * day_step * periodav, & |
|
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ps, masse, pk, pbaru, pbarv, teta, phi, ucov, vcov, q) |
|
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ENDIF |
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|
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IF (itau == itaufin) THEN |
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CALL dynredem1("restart.nc", vcov, ucov, teta, q, masse, ps) |
|
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ENDIF |
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|
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! gestion de l'integration temporelle: |
|
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IF (MOD(itau, iperiod) == 0) exit |
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IF (MOD(itau - 1, iperiod) == 0) THEN |
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IF (forward) THEN |
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! fin du pas forward et debut du pas backward |
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forward = .FALSE. |
|
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leapf = .FALSE. |
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ELSE |
|
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! fin du pas backward et debut du premier pas leapfrog |
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leapf = .TRUE. |
|
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dt = 2. * dtvr |
|
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END IF |
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ELSE |
|
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! pas leapfrog |
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leapf = .TRUE. |
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dt = 2. * dtvr |
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END IF |
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end do |
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end do outer_loop |
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232 |
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233 |
END SUBROUTINE leapfrog |
END SUBROUTINE leapfrog |
234 |
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