21 |
use dynetat0_m, only: grossismx, grossismy, rlatu, rlatv |
use dynetat0_m, only: grossismx, grossismy, rlatu, rlatv |
22 |
USE exner_hyb_m, ONLY: exner_hyb |
USE exner_hyb_m, ONLY: exner_hyb |
23 |
use init_tau2alpha_m, only: init_tau2alpha |
use init_tau2alpha_m, only: init_tau2alpha |
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use netcdf, only: nf90_nowrite |
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use netcdf95, only: nf95_close, nf95_inq_dimid, nf95_inquire_dimension, & |
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nf95_open |
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24 |
use nr_util, only: pi |
use nr_util, only: pi |
25 |
USE paramet_m, ONLY: iip1, ip1jmp1, jjp1, llmp1 |
USE paramet_m, ONLY: iip1, ip1jmp1, jjp1, llmp1 |
26 |
USE q_sat_m, ONLY: q_sat |
USE q_sat_m, ONLY: q_sat |
53 |
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54 |
REAL, save:: tetarea2(iim + 1, jjm + 1, llm) ! temp pot reales |
REAL, save:: tetarea2(iim + 1, jjm + 1, llm) ! temp pot reales |
55 |
REAL, save:: qrea2(iim + 1, jjm + 1, llm) ! temp pot reales |
REAL, save:: qrea2(iim + 1, jjm + 1, llm) ! temp pot reales |
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REAL, save:: masserea2(ip1jmp1, llm) ! masse |
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56 |
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57 |
! alpha détermine la part des injections de données à chaque étape |
! alpha détermine la part des injections de données à chaque étape |
58 |
! alpha=0 signifie pas d'injection |
! alpha=0 signifie pas d'injection |
61 |
REAL, save:: alpha_t(iim + 1, jjm + 1) |
REAL, save:: alpha_t(iim + 1, jjm + 1) |
62 |
REAL, save:: alpha_u(iim + 1, jjm + 1), alpha_v(iim + 1, jjm) |
REAL, save:: alpha_u(iim + 1, jjm + 1), alpha_v(iim + 1, jjm) |
63 |
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INTEGER, save:: step_rea, count_no_rea |
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64 |
INTEGER l |
INTEGER l |
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INTEGER ncid, dimid |
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65 |
REAL tau |
REAL tau |
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INTEGER, SAVE:: nlev |
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66 |
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67 |
! TEST SUR QSAT |
! TEST SUR QSAT |
68 |
REAL p(iim + 1, jjm + 1, llmp1) |
REAL p(iim + 1, jjm + 1, llmp1) |
73 |
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74 |
!----------------------------------------------------------------------- |
!----------------------------------------------------------------------- |
75 |
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76 |
!!PRINT *, 'Call sequence information: guide' |
IF (itau == 0) THEN |
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first_call: IF (itau == 0) THEN |
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77 |
IF (online) THEN |
IF (online) THEN |
78 |
IF (abs(grossismx - 1.) < 0.1 .OR. abs(grossismy - 1.) < 0.1) THEN |
IF (abs(grossismx - 1.) < 0.1 .OR. abs(grossismy - 1.) < 0.1) THEN |
79 |
! grille regulière |
! grille regulière |
112 |
if (guide_q) alpha_q = 1. |
if (guide_q) alpha_q = 1. |
113 |
END IF |
END IF |
114 |
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step_rea = 1 |
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count_no_rea = 0 |
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! Lecture d'un fichier NetCDF pour d\'eterminer le nombre de niveaux : |
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if (guide_u) then |
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call nf95_open('u.nc',Nf90_NOWRITe,ncid) |
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else if (guide_v) then |
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call nf95_open('v.nc',nf90_nowrite,ncid) |
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else if (guide_T) then |
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call nf95_open('T.nc',nf90_nowrite,ncid) |
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else |
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call nf95_open('hur.nc',nf90_nowrite, ncid) |
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end if |
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IF (ncep) THEN |
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call nf95_inq_dimid(ncid, 'LEVEL', dimid) |
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ELSE |
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call nf95_inq_dimid(ncid, 'PRESSURE', dimid) |
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END IF |
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call nf95_inquire_dimension(ncid, dimid, nclen=nlev) |
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PRINT *, 'nlev = ', nlev |
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call nf95_close(ncid) |
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115 |
! Lecture du premier état des réanalyses : |
! Lecture du premier état des réanalyses : |
116 |
CALL read_reanalyse(1, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & |
CALL read_reanalyse(ps, ucovrea2, vcovrea2, tetarea2, qrea2) |
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masserea2, nlev) |
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117 |
qrea2 = max(qrea2, 0.1) |
qrea2 = max(qrea2, 0.1) |
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END IF first_call |
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118 |
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119 |
! IMPORTATION DES VENTS, PRESSION ET TEMPERATURE REELS: |
if (ini_anal) then |
120 |
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IF (guide_u) ucov = ucovrea2 |
121 |
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IF (guide_v) vcov = vcovrea2 |
122 |
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IF (guide_t) teta = tetarea2 |
123 |
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124 |
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IF (guide_q) then |
125 |
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! Calcul de l'humidité saturante : |
126 |
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forall (l = 1: llm + 1) p(:, :, l) = ap(l) + bp(l) * ps |
127 |
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CALL exner_hyb(ps, p, pks, pk) |
128 |
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q = q_sat(pk * teta / cpp, preff * (pk / cpp)**(1. / kappa)) & |
129 |
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* qrea2 * 0.01 |
130 |
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end IF |
131 |
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end if |
132 |
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END IF |
133 |
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134 |
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! Importation des vents, pression et temp\'erature r\'eels : |
135 |
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136 |
! Nudging fields are given 4 times per day: |
! Nudging fields are given 4 times per day: |
137 |
IF (mod(itau, day_step / 4) == 0) THEN |
IF (mod(itau, day_step / 4) == 0) THEN |
140 |
tetarea1 = tetarea2 |
tetarea1 = tetarea2 |
141 |
qrea1 = qrea2 |
qrea1 = qrea2 |
142 |
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143 |
PRINT *, 'Lecture fichiers guidage, pas ', step_rea, 'apres ', & |
CALL read_reanalyse(ps, ucovrea2, vcovrea2, tetarea2, qrea2) |
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count_no_rea, ' non lectures' |
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step_rea = step_rea + 1 |
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CALL read_reanalyse(step_rea, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & |
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masserea2, nlev) |
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144 |
qrea2 = max(qrea2, 0.1) |
qrea2 = max(qrea2, 0.1) |
145 |
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146 |
if (guide_u) then |
if (guide_u) then |
157 |
CALL writefield("qrea2", qrea2) |
CALL writefield("qrea2", qrea2) |
158 |
CALL writefield("q", q) |
CALL writefield("q", q) |
159 |
end if |
end if |
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ELSE |
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count_no_rea = count_no_rea + 1 |
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160 |
END IF |
END IF |
161 |
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162 |
! Guidage |
! Guidage |
165 |
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166 |
! x_gcm = a * x_gcm + (1 - a) * x_reanalyses |
! x_gcm = a * x_gcm + (1 - a) * x_reanalyses |
167 |
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168 |
IF (guide_u) THEN |
IF (guide_u) forall (l = 1: llm) ucov(:, :, l) = (1. - alpha_u) & |
169 |
IF (itau == 0 .AND. ini_anal) then |
* ucov(:, :, l) + alpha_u * ((1. - tau) * ucovrea1(:, :, l) + tau & |
170 |
ucov = ucovrea1 |
* ucovrea2(:, :, l)) |
171 |
else |
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172 |
forall (l = 1: llm) ucov(:, :, l) = (1. - alpha_u) * ucov(:, :, l) & |
IF (guide_v) forall (l = 1: llm) vcov(:, :, l) = (1. - alpha_v) & |
173 |
+ alpha_u * ((1. - tau) * ucovrea1(:, :, l) & |
* vcov(:, :, l) + alpha_v * ((1. - tau) * vcovrea1(:, :, l) + tau & |
174 |
+ tau * ucovrea2(:, :, l)) |
* vcovrea2(:, :, l)) |
175 |
end IF |
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176 |
END IF |
IF (guide_t) forall (l = 1: llm) teta(:, :, l) = (1. - alpha_t) & |
177 |
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* teta(:, :, l) + alpha_t * ((1. - tau) * tetarea1(:, :, l) + tau & |
178 |
IF (guide_t) THEN |
* tetarea2(:, :, l)) |
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IF (itau == 0 .AND. ini_anal) then |
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teta = tetarea1 |
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else |
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forall (l = 1: llm) teta(:, :, l) = (1. - alpha_t) * teta(:, :, l) & |
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+ alpha_t * ((1. - tau) * tetarea1(:, :, l) & |
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+ tau * tetarea2(:, :, l)) |
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end IF |
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END IF |
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179 |
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180 |
IF (guide_q) THEN |
IF (guide_q) THEN |
181 |
! Calcul de l'humidité saturante : |
! Calcul de l'humidité saturante : |
184 |
qsat = q_sat(pk * teta / cpp, preff * (pk / cpp)**(1. / kappa)) |
qsat = q_sat(pk * teta / cpp, preff * (pk / cpp)**(1. / kappa)) |
185 |
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186 |
! humidité relative en % -> humidité spécifique |
! humidité relative en % -> humidité spécifique |
187 |
IF (itau == 0 .AND. ini_anal) then |
forall (l = 1: llm) q(:, :, l) = (1. - alpha_q) * q(:, :, l) & |
188 |
q = qsat * qrea1 * 0.01 |
+ alpha_q * (qsat(:, :, l) * ((1. - tau) * qrea1(:, :, l) & |
189 |
else |
+ tau * qrea2(:, :, l)) * 0.01) |
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forall (l = 1: llm) q(:, :, l) = (1. - alpha_q) * q(:, :, l) & |
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+ alpha_q * (qsat(:, :, l) * ((1. - tau) * qrea1(:, :, l) & |
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+ tau * qrea2(:, :, l)) * 0.01) |
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end IF |
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END IF |
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IF (guide_v) THEN |
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IF (itau == 0 .AND. ini_anal) then |
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vcov = vcovrea1 |
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else |
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forall (l = 1: llm) vcov(:, :, l) = (1. - alpha_v) * vcov(:, :, l) & |
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+ alpha_v * ((1. - tau) * vcovrea1(:, :, l) & |
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+ tau * vcovrea2(:, :, l)) |
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end IF |
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190 |
END IF |
END IF |
191 |
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192 |
END SUBROUTINE guide |
END SUBROUTINE guide |