1 |
module calfis_m |
2 |
|
3 |
IMPLICIT NONE |
4 |
|
5 |
contains |
6 |
|
7 |
SUBROUTINE calfis(ucov, vcov, teta, q, p3d, pk, phis, phi, w, dufi, dvfi, & |
8 |
dtetafi, dqfi, dayvrai, time, lafin) |
9 |
|
10 |
! From dyn3d/calfis.F, version 1.3, 2005/05/25 13:10:09 |
11 |
! Authors: P. Le Van, F. Hourdin |
12 |
|
13 |
! 1. R\'earrangement des tableaux et transformation des variables |
14 |
! dynamiques en variables physiques |
15 |
|
16 |
! 2. Calcul des tendances physiques |
17 |
! 3. Retransformation des tendances physiques en tendances dynamiques |
18 |
|
19 |
! Remarques: |
20 |
|
21 |
! - Les vents sont donn\'es dans la physique par leurs composantes |
22 |
! naturelles. |
23 |
|
24 |
! - La variable thermodynamique de la physique est une variable |
25 |
! intensive : T. |
26 |
! Pour la dynamique on prend T * (preff / p)**kappa |
27 |
|
28 |
! - Les deux seules variables d\'ependant de la g\'eom\'etrie |
29 |
! n\'ecessaires pour la physique sont la latitude (pour le |
30 |
! rayonnement) et l'aire de la maille (quand on veut int\'egrer une |
31 |
! grandeur horizontalement). |
32 |
|
33 |
use comconst, only: kappa, cpp, g |
34 |
use comgeom, only: apoln, cu_2d, cv_2d, unsaire_2d, apols |
35 |
use dimens_m, only: iim, jjm, llm, nqmx |
36 |
use dimphy, only: klon |
37 |
use disvert_m, only: preff |
38 |
use dynetat0_m, only: rlonu, rlonv |
39 |
use grid_change, only: dyn_phy, gr_fi_dyn |
40 |
use nr_util, only: pi |
41 |
use physiq_m, only: physiq |
42 |
|
43 |
REAL, intent(in):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm) |
44 |
! covariant zonal velocity |
45 |
|
46 |
REAL, intent(in):: vcov(:, :, :) ! (iim + 1, jjm, llm) |
47 |
!covariant meridional velocity |
48 |
|
49 |
REAL, intent(in):: teta(:, :, :) ! (iim + 1, jjm + 1, llm) |
50 |
! potential temperature |
51 |
|
52 |
REAL, intent(in):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx) |
53 |
! mass fractions of advected fields |
54 |
|
55 |
REAL, intent(in):: p3d(:, :, :) ! (iim + 1, jjm + 1, llm+1) |
56 |
! pressure at layer interfaces, in Pa |
57 |
! ("p3d(i, j, l)" is at longitude "rlonv(i)", latitude "rlatu(j)", |
58 |
! for interface "l") |
59 |
|
60 |
REAL, intent(in):: pk(:, :, :) ! (iim + 1, jjm + 1, llm) |
61 |
! Exner = cp * (p / preff)**kappa |
62 |
|
63 |
REAL, intent(in):: phis(:, :) ! (iim + 1, jjm + 1) |
64 |
REAL, intent(in):: phi(:, :, :) ! (iim + 1, jjm + 1, llm) |
65 |
REAL, intent(in):: w(:, :, :) ! (iim + 1, jjm + 1, llm) in kg / s |
66 |
|
67 |
REAL, intent(out):: dufi(:, :, :) ! (iim + 1, jjm + 1, llm) |
68 |
! tendency for the covariant zonal velocity (m2 s-2) |
69 |
|
70 |
REAL, intent(out):: dvfi(:, :, :) ! (iim + 1, jjm, llm) |
71 |
! tendency for the natural meridional velocity |
72 |
|
73 |
REAL, intent(out):: dtetafi(:, :, :) ! (iim + 1, jjm + 1, llm) |
74 |
! tendency for the potential temperature |
75 |
|
76 |
REAL, intent(out):: dqfi(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx) |
77 |
|
78 |
integer, intent(in):: dayvrai |
79 |
! current day number, based at value 1 on January 1st of annee_ref |
80 |
|
81 |
REAL, intent(in):: time ! time of day, as a fraction of day length |
82 |
LOGICAL, intent(in):: lafin |
83 |
|
84 |
! Local: |
85 |
INTEGER i, j, l, ig0, iq |
86 |
REAL paprs(klon, llm + 1) ! aux interfaces des couches |
87 |
REAL play(klon, llm) ! aux milieux des couches |
88 |
REAL pphi(klon, llm), pphis(klon) |
89 |
REAL u(klon, llm), v(klon, llm) |
90 |
real zvfi(iim + 1, jjm + 1, llm) |
91 |
REAL t(klon, llm) ! temperature, in K |
92 |
real qx(klon, llm, nqmx) ! mass fractions of advected fields |
93 |
REAL omega(klon, llm) |
94 |
REAL d_u(klon, llm), d_v(klon, llm) ! tendances physiques du vent (m s-2) |
95 |
REAL d_t(klon, llm), d_qx(klon, llm, nqmx) |
96 |
REAL z1(iim) |
97 |
REAL pksurcp(iim + 1, jjm + 1) |
98 |
|
99 |
!----------------------------------------------------------------------- |
100 |
|
101 |
!!print *, "Call sequence information: calfis" |
102 |
|
103 |
! 40. Transformation des variables dynamiques en variables physiques : |
104 |
|
105 |
! 42. Pression intercouches : |
106 |
forall (l = 1: llm + 1) paprs(:, l) = pack(p3d(:, :, l), dyn_phy) |
107 |
|
108 |
! 43. Température et pression milieu couche |
109 |
DO l = 1, llm |
110 |
pksurcp = pk(:, :, l) / cpp |
111 |
play(:, l) = pack(preff * pksurcp**(1./ kappa), dyn_phy) |
112 |
t(:, l) = pack(teta(:, :, l) * pksurcp, dyn_phy) |
113 |
ENDDO |
114 |
|
115 |
! 43.bis Traceurs : |
116 |
forall (iq = 1: nqmx, l = 1: llm) & |
117 |
qx(:, l, iq) = pack(q(:, :, l, iq), dyn_phy) |
118 |
|
119 |
! Geopotentiel calcule par rapport a la surface locale : |
120 |
forall (l = 1 :llm) pphi(:, l) = pack(phi(:, :, l), dyn_phy) |
121 |
pphis = pack(phis, dyn_phy) |
122 |
forall (l = 1: llm) pphi(:, l) = pphi(:, l) - pphis |
123 |
|
124 |
! Calcul de la vitesse verticale : |
125 |
forall (l = 1: llm) |
126 |
omega(1, l) = w(1, 1, l) * g / apoln |
127 |
omega(2: klon - 1, l) & |
128 |
= pack(w(:iim, 2: jjm, l) * g * unsaire_2d(:iim, 2: jjm), .true.) |
129 |
omega(klon, l) = w(1, jjm + 1, l) * g / apols |
130 |
END forall |
131 |
|
132 |
! 45. champ u: |
133 |
|
134 |
DO l = 1, llm |
135 |
DO j = 2, jjm |
136 |
ig0 = 1 + (j - 2) * iim |
137 |
u(ig0 + 1, l) = 0.5 & |
138 |
* (ucov(iim, j, l) / cu_2d(iim, j) + ucov(1, j, l) / cu_2d(1, j)) |
139 |
DO i = 2, iim |
140 |
u(ig0 + i, l) = 0.5 * (ucov(i - 1, j, l) / cu_2d(i - 1, j) & |
141 |
+ ucov(i, j, l) / cu_2d(i, j)) |
142 |
end DO |
143 |
end DO |
144 |
end DO |
145 |
|
146 |
! 46.champ v: |
147 |
|
148 |
forall (j = 2: jjm, l = 1: llm) zvfi(:iim, j, l) = 0.5 & |
149 |
* (vcov(:iim, j - 1, l) / cv_2d(:iim, j - 1) & |
150 |
+ vcov(:iim, j, l) / cv_2d(:iim, j)) |
151 |
zvfi(iim + 1, 2:jjm, :) = zvfi(1, 2:jjm, :) |
152 |
|
153 |
! 47. champs de vents au p\^ole nord |
154 |
! U = 1 / pi * integrale [ v * cos(long) * d long ] |
155 |
! V = 1 / pi * integrale [ v * sin(long) * d long ] |
156 |
|
157 |
DO l = 1, llm |
158 |
z1(1) = (rlonu(1) - rlonu(iim) + 2. * pi) * vcov(1, 1, l) / cv_2d(1, 1) |
159 |
DO i = 2, iim |
160 |
z1(i) = (rlonu(i) - rlonu(i - 1)) * vcov(i, 1, l) / cv_2d(i, 1) |
161 |
ENDDO |
162 |
|
163 |
u(1, l) = SUM(COS(rlonv(:iim)) * z1) / pi |
164 |
zvfi(:, 1, l) = SUM(SIN(rlonv(:iim)) * z1) / pi |
165 |
ENDDO |
166 |
|
167 |
! 48. champs de vents au p\^ole sud: |
168 |
! U = 1 / pi * integrale [ v * cos(long) * d long ] |
169 |
! V = 1 / pi * integrale [ v * sin(long) * d long ] |
170 |
|
171 |
DO l = 1, llm |
172 |
z1(1) = (rlonu(1) - rlonu(iim) + 2. * pi) * vcov(1, jjm, l) & |
173 |
/cv_2d(1, jjm) |
174 |
DO i = 2, iim |
175 |
z1(i) = (rlonu(i) - rlonu(i - 1)) * vcov(i, jjm, l) / cv_2d(i, jjm) |
176 |
ENDDO |
177 |
|
178 |
u(klon, l) = SUM(COS(rlonv(:iim)) * z1) / pi |
179 |
zvfi(:, jjm + 1, l) = SUM(SIN(rlonv(:iim)) * z1) / pi |
180 |
ENDDO |
181 |
|
182 |
forall(l = 1: llm) v(:, l) = pack(zvfi(:, :, l), dyn_phy) |
183 |
|
184 |
! Appel de la physique : |
185 |
CALL physiq(lafin, dayvrai, time, paprs, play, pphi, pphis, u, v, t, qx, & |
186 |
omega, d_u, d_v, d_t, d_qx) |
187 |
|
188 |
! transformation des tendances physiques en tendances dynamiques: |
189 |
|
190 |
! 62. enthalpie potentielle |
191 |
do l = 1, llm |
192 |
dtetafi(:, :, l) = cpp * gr_fi_dyn(d_t(:, l)) / pk(:, :, l) |
193 |
end do |
194 |
|
195 |
! 63. traceurs |
196 |
DO iq = 1, nqmx |
197 |
DO l = 1, llm |
198 |
DO i = 1, iim + 1 |
199 |
dqfi(i, 1, l, iq) = d_qx(1, l, iq) |
200 |
dqfi(i, jjm + 1, l, iq) = d_qx(klon, l, iq) |
201 |
ENDDO |
202 |
DO j = 2, jjm |
203 |
ig0 = 1 + (j - 2) * iim |
204 |
DO i = 1, iim |
205 |
dqfi(i, j, l, iq) = d_qx(ig0 + i, l, iq) |
206 |
ENDDO |
207 |
dqfi(iim + 1, j, l, iq) = dqfi(1, j, l, iq) |
208 |
ENDDO |
209 |
ENDDO |
210 |
ENDDO |
211 |
|
212 |
! 65. champ u: |
213 |
DO l = 1, llm |
214 |
DO i = 1, iim + 1 |
215 |
dufi(i, 1, l) = 0. |
216 |
dufi(i, jjm + 1, l) = 0. |
217 |
ENDDO |
218 |
|
219 |
DO j = 2, jjm |
220 |
ig0 = 1 + (j - 2) * iim |
221 |
DO i = 1, iim - 1 |
222 |
dufi(i, j, l) = 0.5 * (d_u(ig0 + i, l) + d_u(ig0 + i+1, l)) & |
223 |
* cu_2d(i, j) |
224 |
ENDDO |
225 |
dufi(iim, j, l) = 0.5 * (d_u(ig0 + 1, l) + d_u(ig0 + iim, l)) & |
226 |
* cu_2d(iim, j) |
227 |
dufi(iim + 1, j, l) = dufi(1, j, l) |
228 |
ENDDO |
229 |
ENDDO |
230 |
|
231 |
! 67. champ v: |
232 |
|
233 |
DO l = 1, llm |
234 |
DO j = 2, jjm - 1 |
235 |
ig0 = 1 + (j - 2) * iim |
236 |
DO i = 1, iim |
237 |
dvfi(i, j, l) = 0.5 * (d_v(ig0 + i, l) + d_v(ig0 + i+iim, l)) & |
238 |
* cv_2d(i, j) |
239 |
ENDDO |
240 |
dvfi(iim + 1, j, l) = dvfi(1, j, l) |
241 |
ENDDO |
242 |
ENDDO |
243 |
|
244 |
! 68. champ v pr\`es des p\^oles: |
245 |
! v = U * cos(long) + V * SIN(long) |
246 |
|
247 |
DO l = 1, llm |
248 |
DO i = 1, iim |
249 |
dvfi(i, 1, l) = d_u(1, l) * COS(rlonv(i)) + d_v(1, l) * SIN(rlonv(i)) |
250 |
dvfi(i, jjm, l) = d_u(klon, l) * COS(rlonv(i)) & |
251 |
+ d_v(klon, l) * SIN(rlonv(i)) |
252 |
dvfi(i, 1, l) = 0.5 * (dvfi(i, 1, l) + d_v(i + 1, l)) * cv_2d(i, 1) |
253 |
dvfi(i, jjm, l) = 0.5 & |
254 |
* (dvfi(i, jjm, l) + d_v(klon - iim - 1 + i, l)) * cv_2d(i, jjm) |
255 |
ENDDO |
256 |
|
257 |
dvfi(iim + 1, 1, l) = dvfi(1, 1, l) |
258 |
dvfi(iim + 1, jjm, l) = dvfi(1, jjm, l) |
259 |
ENDDO |
260 |
|
261 |
END SUBROUTINE calfis |
262 |
|
263 |
end module calfis_m |