3 |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
! Authors: P. Le Van, L. Fairhead, F. Hourdin |
4 |
! From "gcm.F", version 1.4, 2006/04/04 15:05:16 |
! From "gcm.F", version 1.4, 2006/04/04 15:05:16 |
5 |
|
|
6 |
! General circulation model of LMD. Avec coordonnée verticale |
! General circulation model of LMD. Avec coordonn\'ee verticale |
7 |
! hybride, avec nouveaux opérateurs de dissipation "*" ("gradiv2", |
! hybride, avec nouveaux op\'erateurs de dissipation "*" ("gradiv2", |
8 |
! "divgrad2", "nxgraro2"). Possibilité de choisir le schéma pour |
! "divgrad2", "nxgraro2"). Possibilit\'e de choisir le sch\'ema pour |
9 |
! l'advection de "q", en modifiant "iadv" dans "traceur.def". |
! l'advection de "q", en modifiant "iadv" dans "traceur.def". |
10 |
|
|
11 |
use clesphys2, only: read_clesphys2 |
use comconst, only: daysec, dtvr, iniconst |
12 |
use comconst, only: daysec, cpp, dtvr, g, rad, r |
use comgeom, only: aire_2d, cu_2d, cv_2d, inigeom |
|
use comgeom, only: rlatu, aire_2d, cu_2d, cv_2d, rlonv |
|
13 |
use comgeomphy, only: airephy, cuphy, cvphy, rlatd, rlond |
use comgeomphy, only: airephy, cuphy, cvphy, rlatd, rlond |
14 |
use conf_gcm_m, only: day_step, iperiod, anneeref, dayref, iecri, iphysiq, & |
use conf_gcm_m, only: day_step, iperiod, iecri, iphysiq, nday, periodav, & |
15 |
nday, raz_date, periodav, conf_gcm |
conf_gcm, iflag_phys |
16 |
|
use conf_guide_m, only: conf_guide |
17 |
use dimens_m, only: iim, jjm, llm, nqmx |
use dimens_m, only: iim, jjm, llm, nqmx |
18 |
use dimphy, only: klon |
use dimphy, only: klon |
19 |
use dynetat0_m, only: dynetat0, day_ini |
USE disvert_m, ONLY : disvert |
20 |
|
use dynetat0_m, only: rlatu, rlonv, dynetat0, day_ini |
21 |
use dynredem0_m, only: dynredem0 |
use dynredem0_m, only: dynredem0 |
22 |
use grid_change, only: dyn_phy, init_dyn_phy |
use grid_change, only: dyn_phy, init_dyn_phy |
23 |
|
use histclo_m, only: histclo |
24 |
use iniadvtrac_m, only: iniadvtrac |
use iniadvtrac_m, only: iniadvtrac |
25 |
use inidissip_m, only: inidissip |
use inidissip_m, only: inidissip |
26 |
use inifilr_m, only: inifilr |
use inifilr_m, only: inifilr |
|
use inigeom_m, only: inigeom |
|
27 |
use initdynav_m, only: initdynav |
use initdynav_m, only: initdynav |
28 |
use inithist_m, only: inithist |
use inithist_m, only: inithist |
29 |
USE calendar, only: ioconf_calendar |
use init_dynzon_m, only: init_dynzon |
30 |
use histcom, only: histclo |
USE ioconf_calendar_m, only: ioconf_calendar |
31 |
|
use jumble, only: new_unit |
32 |
use leapfrog_m, only: leapfrog |
use leapfrog_m, only: leapfrog |
33 |
use logic, only: iflag_phys |
use netcdf95, only: nf95_close |
34 |
use suphec_m, only: suphec |
use suphec_m, only: suphec |
|
use temps, only: day_ref, annee_ref, day_end, itau_dyn |
|
35 |
use tracstoke, only: istdyn, istphy |
use tracstoke, only: istdyn, istphy |
36 |
|
use unit_nml_m, only: unit_nml |
37 |
use yoethf_m, only: yoethf |
use yoethf_m, only: yoethf |
38 |
|
use createnewfield_m, only: NbField, Ncid |
39 |
|
|
40 |
IMPLICIT NONE |
IMPLICIT NONE |
41 |
|
|
|
REAL zdtvr ! time step for dynamics, in s |
|
|
|
|
42 |
! Variables dynamiques : |
! Variables dynamiques : |
43 |
REAL ucov(iim + 1, jjm + 1, llm), vcov(iim + 1, jjm, llm) ! vent covariant |
REAL ucov(iim + 1, jjm + 1, llm), vcov(iim + 1, jjm, llm) ! vent covariant |
44 |
REAL teta(iim + 1, jjm + 1, llm) ! température potentielle |
REAL teta(iim + 1, jjm + 1, llm) ! temp\'erature potentielle |
45 |
REAL q(iim + 1, jjm + 1, llm, nqmx) ! champs advectés |
REAL q(iim + 1, jjm + 1, llm, nqmx) ! champs advect\'es |
46 |
REAL ps(iim + 1, jjm + 1) ! pression au sol (Pa) |
REAL ps(iim + 1, jjm + 1) ! pression au sol (Pa) |
47 |
REAL masse(iim + 1, jjm + 1, llm) ! masse d'air |
REAL masse(iim + 1, jjm + 1, llm) ! masse d'air |
48 |
REAL phis(iim + 1, jjm + 1) ! géopotentiel au sol |
REAL phis(iim + 1, jjm + 1) ! g\'eopotentiel au sol |
|
|
|
|
! Variables pour le fichier histoire : |
|
|
REAL time_0 ! time in day, as a fraction of day, in [0, 1[ |
|
49 |
|
|
50 |
! Calendrier : |
! Calendrier : |
51 |
LOGICAL:: true_calendar = .false. ! default value |
LOGICAL:: true_calendar = .false. ! default value |
54 |
! (mask for points in the "v" grid, first index is for longitude, |
! (mask for points in the "v" grid, first index is for longitude, |
55 |
! second index is for latitude) |
! second index is for latitude) |
56 |
|
|
57 |
|
integer i |
58 |
|
|
59 |
namelist /main_nml/true_calendar |
namelist /main_nml/true_calendar |
60 |
|
|
61 |
!------------------------------------------------------------ |
!------------------------------------------------------------ |
62 |
|
|
63 |
|
call new_unit(unit_nml) |
64 |
|
open(unit_nml, file="used_namelists.txt", status="replace", action="write") |
65 |
|
|
66 |
|
CALL conf_gcm |
67 |
|
|
68 |
print *, "Enter namelist 'main_nml'." |
print *, "Enter namelist 'main_nml'." |
69 |
read (unit=*, nml=main_nml) |
read (unit=*, nml=main_nml) |
70 |
write(unit=*, nml=main_nml) |
write(unit_nml, nml=main_nml) |
71 |
|
|
72 |
! Choix du calendrier : |
! Choix du calendrier : |
73 |
if (true_calendar) then |
if (true_calendar) then |
76 |
call ioconf_calendar('360d') |
call ioconf_calendar('360d') |
77 |
endif |
endif |
78 |
|
|
|
! Lecture des fichiers "gcm.def" ou "run.def" : |
|
|
call read_clesphys2 |
|
|
CALL conf_gcm |
|
|
|
|
|
! Initialisation des traceurs |
|
|
! Choix du schéma pour l'advection dans le fichier "traceur.def" ou via INCA |
|
79 |
call iniadvtrac |
call iniadvtrac |
80 |
|
CALL iniconst |
81 |
! Lecture du fichier "start.nc" : |
CALL dynetat0(vcov, ucov, teta, q, masse, ps, phis) |
82 |
CALL dynetat0(vcov, ucov, teta, q, masse, ps, phis, time_0) |
CALL disvert |
83 |
|
CALL inigeom ! initialisation de la g\'eometrie |
|
! On remet le calendrier à zero si demandé : |
|
|
if (annee_ref /= anneeref .or. day_ref /= dayref) then |
|
|
print *, 'Attention : les dates initiales lues dans le fichier ' // & |
|
|
'"start" ne correspondent pas à celles lues dans "gcm.def".' |
|
|
if (raz_date) then |
|
|
print *, 'On réinitialise à la date lue dans "gcm.def".' |
|
|
annee_ref = anneeref |
|
|
day_ref = dayref |
|
|
day_ini = dayref |
|
|
itau_dyn = 0 |
|
|
time_0 = 0. |
|
|
else |
|
|
print *, 'On garde les dates du fichier "start".' |
|
|
endif |
|
|
ELSE |
|
|
raz_date = .false. |
|
|
endif |
|
|
|
|
|
! On recalcule éventuellement le pas de temps : |
|
|
zdtvr = daysec / REAL(day_step) |
|
|
IF (dtvr /= zdtvr) THEN |
|
|
print *, 'Warning: the time steps in the ".def" file and in ' // & |
|
|
'"start.nc" are different' |
|
|
print *, 'dtvr (from "start.nc") = ', dtvr |
|
|
print *, 'zdtvr (from ".def") = ', zdtvr |
|
|
print *, 'Using the value from the ".def" file.' |
|
|
dtvr = zdtvr |
|
|
ENDIF |
|
|
|
|
|
CALL iniconst |
|
|
CALL inigeom ! initialisation de la géometrie |
|
84 |
CALL inifilr ! initialisation du filtre |
CALL inifilr ! initialisation du filtre |
85 |
CALL inidissip |
CALL inidissip |
86 |
call init_dyn_phy |
call init_dyn_phy |
111 |
call yoethf |
call yoethf |
112 |
ENDIF |
ENDIF |
113 |
|
|
114 |
! Initialisation des entrées-sorties : |
! Initialisation des entr\'ees-sorties : |
115 |
day_end = day_ini + nday |
CALL dynredem0(day_ini + nday, phis) |
116 |
print *, "day_ini = ", day_ini |
CALL inithist(dtvr, nqmx, t_ops = iecri * daysec, t_wrt = iecri * daysec) |
117 |
print *, "day_end = ", day_end |
CALL initdynav(dtvr, nqmx, t_ops = iperiod * dtvr, t_wrt = periodav * daysec) |
118 |
|
call init_dynzon(dt_app = dtvr * iperiod) |
|
CALL dynredem0("restart.nc", day_end, phis) |
|
|
CALL inithist(day_ref, annee_ref, zdtvr, nqmx, t_ops = iecri * daysec, & |
|
|
t_wrt = iecri * daysec) |
|
|
CALL initdynav(day_ref, annee_ref, zdtvr, nqmx, t_ops = iperiod * zdtvr, & |
|
|
t_wrt = periodav * daysec) |
|
119 |
|
|
120 |
! Choix des fréquences de stockage pour le hors-ligne : |
! Choix des fr\'equences de stockage pour le hors-ligne : |
121 |
istdyn = day_step / 4 ! stockage toutes les 6 h = 1 jour / 4 |
istdyn = day_step / 4 ! stockage toutes les 6 h = 1 jour / 4 |
122 |
istphy = istdyn / iphysiq |
istphy = istdyn / iphysiq |
123 |
|
|
124 |
! Intégration temporelle du modèle : |
CALL conf_guide |
125 |
CALL leapfrog(ucov, vcov, teta, ps, masse, phis, q, time_0) |
CALL leapfrog(ucov, vcov, teta, ps, masse, phis, q) |
126 |
|
|
127 |
|
close(unit_nml) |
128 |
call histclo |
call histclo |
129 |
|
|
130 |
|
do i = 1, nbfield |
131 |
|
call nf95_close(Ncid(i)) |
132 |
|
end do |
133 |
|
|
134 |
print *, 'Simulation finished' |
print *, 'Simulation finished' |
135 |
print *, 'Everything is cool' |
print *, 'Everything is cool' |
136 |
|
|