1 |
guez |
49 |
module clqh_m |
2 |
guez |
3 |
|
3 |
guez |
38 |
IMPLICIT none |
4 |
guez |
3 |
|
5 |
guez |
49 |
contains |
6 |
guez |
3 |
|
7 |
guez |
221 |
SUBROUTINE clqh(dtime, julien, debut, nisurf, knindex, tsoil, qsol, rmu0, & |
8 |
guez |
209 |
rugos, rugoro, u1lay, v1lay, coef, t, q, ts, paprs, pplay, delp, & |
9 |
guez |
223 |
radsol, albedo, snow, qsurf, precip_rain, precip_snow, fluxlat, & |
10 |
guez |
206 |
pctsrf_new_sic, agesno, d_t, d_q, d_ts, z0_new, flux_t, flux_q, & |
11 |
|
|
dflux_s, dflux_l, fqcalving, ffonte, run_off_lic_0) |
12 |
guez |
3 |
|
13 |
guez |
62 |
! Author: Z. X. Li (LMD/CNRS) |
14 |
guez |
49 |
! Date: 1993/08/18 |
15 |
|
|
! Objet : diffusion verticale de "q" et de "h" |
16 |
guez |
3 |
|
17 |
guez |
154 |
USE conf_phys_m, ONLY: iflag_pbl |
18 |
|
|
USE dimphy, ONLY: klev, klon |
19 |
|
|
USE interfsurf_hq_m, ONLY: interfsurf_hq |
20 |
|
|
USE suphec_m, ONLY: rcpd, rd, rg, rkappa |
21 |
guez |
38 |
|
22 |
guez |
155 |
REAL, intent(in):: dtime ! intervalle du temps (s) |
23 |
guez |
221 |
integer, intent(in):: julien ! jour de l'annee en cours |
24 |
guez |
154 |
logical, intent(in):: debut |
25 |
guez |
175 |
integer, intent(in):: nisurf |
26 |
guez |
154 |
integer, intent(in):: knindex(:) ! (knon) |
27 |
guez |
208 |
REAL, intent(inout):: tsoil(:, :) ! (knon, nsoilmx) |
28 |
guez |
202 |
|
29 |
guez |
225 |
REAL, intent(inout):: qsol(:) ! (knon) |
30 |
guez |
154 |
! column-density of water in soil, in kg m-2 |
31 |
|
|
|
32 |
guez |
155 |
real, intent(in):: rmu0(klon) ! cosinus de l'angle solaire zenithal |
33 |
|
|
real rugos(klon) ! rugosite |
34 |
guez |
154 |
REAL rugoro(klon) |
35 |
guez |
70 |
|
36 |
guez |
225 |
REAL, intent(in):: u1lay(:), v1lay(:) ! (knon) |
37 |
|
|
! vitesse de la 1ere couche (m / s) |
38 |
|
|
|
39 |
guez |
70 |
REAL, intent(in):: coef(:, :) ! (knon, klev) |
40 |
guez |
155 |
! Le coefficient d'echange (m**2 / s) multiplie par le cisaillement |
41 |
|
|
! du vent (dV / dz). La premiere valeur indique la valeur de Cdrag |
42 |
guez |
70 |
! (sans unite). |
43 |
|
|
|
44 |
guez |
155 |
REAL t(klon, klev) ! temperature (K) |
45 |
|
|
REAL q(klon, klev) ! humidite specifique (kg / kg) |
46 |
guez |
207 |
REAL, intent(in):: ts(:) ! (knon) temperature du sol (K) |
47 |
guez |
208 |
REAL paprs(klon, klev + 1) ! pression a inter-couche (Pa) |
48 |
guez |
155 |
REAL pplay(klon, klev) ! pression au milieu de couche (Pa) |
49 |
|
|
REAL delp(klon, klev) ! epaisseur de couche en pression (Pa) |
50 |
guez |
222 |
|
51 |
|
|
REAL, intent(inout):: radsol(:) ! (knon) |
52 |
|
|
! rayonnement net au sol (Solaire + IR) W / m2 |
53 |
|
|
|
54 |
guez |
155 |
REAL, intent(inout):: albedo(:) ! (knon) albedo de la surface |
55 |
guez |
215 |
REAL, intent(inout):: snow(:) ! (knon) ! hauteur de neige |
56 |
guez |
155 |
REAL qsurf(klon) ! humidite de l'air au dessus de la surface |
57 |
guez |
101 |
|
58 |
|
|
real, intent(in):: precip_rain(klon) |
59 |
guez |
155 |
! liquid water mass flux (kg / m2 / s), positive down |
60 |
guez |
101 |
|
61 |
|
|
real, intent(in):: precip_snow(klon) |
62 |
guez |
155 |
! solid water mass flux (kg / m2 / s), positive down |
63 |
guez |
101 |
|
64 |
guez |
214 |
real, intent(out):: fluxlat(:) ! (knon) |
65 |
guez |
202 |
real, intent(in):: pctsrf_new_sic(:) ! (klon) |
66 |
guez |
175 |
REAL, intent(inout):: agesno(:) ! (knon) |
67 |
guez |
155 |
REAL d_t(klon, klev) ! incrementation de "t" |
68 |
|
|
REAL d_q(klon, klev) ! incrementation de "q" |
69 |
guez |
221 |
REAL, intent(out):: d_ts(:) ! (knon) variation of surface temperature |
70 |
guez |
154 |
real z0_new(klon) |
71 |
guez |
206 |
|
72 |
|
|
REAL, intent(out):: flux_t(:) ! (knon) |
73 |
|
|
! (diagnostic) flux de chaleur sensible (Cp T) à la surface, |
74 |
|
|
! positif vers le bas, W / m2 |
75 |
|
|
|
76 |
|
|
REAL, intent(out):: flux_q(:) ! (knon) |
77 |
|
|
! flux de la vapeur d'eau à la surface, en kg / (m**2 s) |
78 |
|
|
|
79 |
guez |
222 |
REAL dflux_s(:) ! (knon) derivee du flux sensible dF / dTs |
80 |
|
|
REAL dflux_l(:) ! (knon) derivee du flux latent dF / dTs |
81 |
guez |
154 |
|
82 |
guez |
150 |
! Flux d'eau "perdue" par la surface et n\'ecessaire pour que limiter la |
83 |
guez |
155 |
! hauteur de neige, en kg / m2 / s |
84 |
guez |
49 |
REAL fqcalving(klon) |
85 |
guez |
101 |
|
86 |
guez |
154 |
! Flux thermique utiliser pour fondre la neige |
87 |
|
|
REAL ffonte(klon) |
88 |
|
|
|
89 |
|
|
REAL run_off_lic_0(klon)! runof glacier au pas de temps precedent |
90 |
|
|
|
91 |
|
|
! Local: |
92 |
|
|
|
93 |
guez |
206 |
INTEGER knon |
94 |
|
|
REAL evap(size(knindex)) ! (knon) evaporation au sol |
95 |
guez |
154 |
|
96 |
guez |
49 |
INTEGER i, k |
97 |
|
|
REAL zx_cq(klon, klev) |
98 |
|
|
REAL zx_dq(klon, klev) |
99 |
|
|
REAL zx_ch(klon, klev) |
100 |
|
|
REAL zx_dh(klon, klev) |
101 |
|
|
REAL zx_buf1(klon) |
102 |
|
|
REAL zx_buf2(klon) |
103 |
|
|
REAL zx_coef(klon, klev) |
104 |
|
|
REAL local_h(klon, klev) ! enthalpie potentielle |
105 |
|
|
REAL local_q(klon, klev) |
106 |
|
|
REAL psref(klon) ! pression de reference pour temperature potent. |
107 |
|
|
REAL zx_pkh(klon, klev), zx_pkf(klon, klev) |
108 |
guez |
3 |
|
109 |
guez |
155 |
! contre-gradient pour la vapeur d'eau: (kg / kg) / metre |
110 |
guez |
49 |
REAL gamq(klon, 2:klev) |
111 |
guez |
155 |
! contre-gradient pour la chaleur sensible: Kelvin / metre |
112 |
guez |
49 |
REAL gamt(klon, 2:klev) |
113 |
|
|
REAL z_gamaq(klon, 2:klev), z_gamah(klon, 2:klev) |
114 |
|
|
REAL zdelz |
115 |
guez |
3 |
|
116 |
guez |
49 |
real temp_air(klon), spechum(klon) |
117 |
|
|
real tq_cdrag(klon), petAcoef(klon), peqAcoef(klon) |
118 |
|
|
real petBcoef(klon), peqBcoef(klon) |
119 |
|
|
real p1lay(klon) |
120 |
guez |
3 |
|
121 |
guez |
206 |
real tsurf_new(size(knindex)) ! (knon) |
122 |
guez |
49 |
real zzpk |
123 |
guez |
3 |
|
124 |
guez |
49 |
!---------------------------------------------------------------- |
125 |
guez |
3 |
|
126 |
guez |
206 |
knon = size(knindex) |
127 |
|
|
|
128 |
guez |
155 |
if (iflag_pbl == 1) then |
129 |
guez |
49 |
do k = 3, klev |
130 |
|
|
do i = 1, knon |
131 |
|
|
gamq(i, k)= 0.0 |
132 |
guez |
155 |
gamt(i, k)= - 1.0e-03 |
133 |
guez |
49 |
enddo |
134 |
|
|
enddo |
135 |
|
|
do i = 1, knon |
136 |
|
|
gamq(i, 2) = 0.0 |
137 |
guez |
155 |
gamt(i, 2) = - 2.5e-03 |
138 |
guez |
49 |
enddo |
139 |
|
|
else |
140 |
|
|
do k = 2, klev |
141 |
|
|
do i = 1, knon |
142 |
|
|
gamq(i, k) = 0.0 |
143 |
|
|
gamt(i, k) = 0.0 |
144 |
|
|
enddo |
145 |
|
|
enddo |
146 |
|
|
endif |
147 |
|
|
|
148 |
|
|
DO i = 1, knon |
149 |
|
|
psref(i) = paprs(i, 1) !pression de reference est celle au sol |
150 |
|
|
ENDDO |
151 |
|
|
DO k = 1, klev |
152 |
|
|
DO i = 1, knon |
153 |
guez |
155 |
zx_pkh(i, k) = (psref(i) / paprs(i, k))**RKAPPA |
154 |
|
|
zx_pkf(i, k) = (psref(i) / pplay(i, k))**RKAPPA |
155 |
guez |
49 |
local_h(i, k) = RCPD * t(i, k) * zx_pkf(i, k) |
156 |
|
|
local_q(i, k) = q(i, k) |
157 |
|
|
ENDDO |
158 |
|
|
ENDDO |
159 |
|
|
|
160 |
|
|
! Convertir les coefficients en variables convenables au calcul: |
161 |
|
|
|
162 |
|
|
DO k = 2, klev |
163 |
|
|
DO i = 1, knon |
164 |
guez |
206 |
zx_coef(i, k) = coef(i, k) * RG / (pplay(i, k - 1) - pplay(i, k)) & |
165 |
guez |
208 |
* (paprs(i, k) * 2 / (t(i, k) + t(i, k - 1)) / RD)**2 |
166 |
guez |
206 |
zx_coef(i, k) = zx_coef(i, k) * dtime * RG |
167 |
guez |
49 |
ENDDO |
168 |
|
|
ENDDO |
169 |
|
|
|
170 |
|
|
! Preparer les flux lies aux contre-gardients |
171 |
|
|
|
172 |
|
|
DO k = 2, klev |
173 |
|
|
DO i = 1, knon |
174 |
guez |
208 |
zdelz = RD * (t(i, k - 1) + t(i, k)) / 2.0 / RG / paprs(i, k) & |
175 |
guez |
206 |
* (pplay(i, k - 1) - pplay(i, k)) |
176 |
guez |
49 |
z_gamaq(i, k) = gamq(i, k) * zdelz |
177 |
guez |
206 |
z_gamah(i, k) = gamt(i, k) * zdelz * RCPD * zx_pkh(i, k) |
178 |
guez |
49 |
ENDDO |
179 |
|
|
ENDDO |
180 |
|
|
DO i = 1, knon |
181 |
|
|
zx_buf1(i) = zx_coef(i, klev) + delp(i, klev) |
182 |
guez |
206 |
zx_cq(i, klev) = (local_q(i, klev) * delp(i, klev) & |
183 |
|
|
- zx_coef(i, klev) * z_gamaq(i, klev)) / zx_buf1(i) |
184 |
guez |
49 |
zx_dq(i, klev) = zx_coef(i, klev) / zx_buf1(i) |
185 |
|
|
|
186 |
guez |
155 |
zzpk=(pplay(i, klev) / psref(i))**RKAPPA |
187 |
guez |
206 |
zx_buf2(i) = zzpk * delp(i, klev) + zx_coef(i, klev) |
188 |
|
|
zx_ch(i, klev) = (local_h(i, klev) * zzpk * delp(i, klev) & |
189 |
|
|
- zx_coef(i, klev) * z_gamah(i, klev)) / zx_buf2(i) |
190 |
guez |
49 |
zx_dh(i, klev) = zx_coef(i, klev) / zx_buf2(i) |
191 |
|
|
ENDDO |
192 |
guez |
155 |
DO k = klev - 1, 2, - 1 |
193 |
guez |
49 |
DO i = 1, knon |
194 |
guez |
208 |
zx_buf1(i) = delp(i, k) + zx_coef(i, k) & |
195 |
|
|
+ zx_coef(i, k + 1) * (1. - zx_dq(i, k + 1)) |
196 |
guez |
206 |
zx_cq(i, k) = (local_q(i, k) * delp(i, k) & |
197 |
guez |
208 |
+ zx_coef(i, k + 1) * zx_cq(i, k + 1) & |
198 |
|
|
+ zx_coef(i, k + 1) * z_gamaq(i, k + 1) & |
199 |
guez |
206 |
- zx_coef(i, k) * z_gamaq(i, k)) / zx_buf1(i) |
200 |
guez |
49 |
zx_dq(i, k) = zx_coef(i, k) / zx_buf1(i) |
201 |
|
|
|
202 |
guez |
155 |
zzpk=(pplay(i, k) / psref(i))**RKAPPA |
203 |
guez |
208 |
zx_buf2(i) = zzpk * delp(i, k) + zx_coef(i, k) & |
204 |
|
|
+ zx_coef(i, k + 1) * (1. - zx_dh(i, k + 1)) |
205 |
guez |
206 |
zx_ch(i, k) = (local_h(i, k) * zzpk * delp(i, k) & |
206 |
guez |
208 |
+ zx_coef(i, k + 1) * zx_ch(i, k + 1) & |
207 |
|
|
+ zx_coef(i, k + 1) * z_gamah(i, k + 1) & |
208 |
guez |
206 |
- zx_coef(i, k) * z_gamah(i, k)) / zx_buf2(i) |
209 |
guez |
49 |
zx_dh(i, k) = zx_coef(i, k) / zx_buf2(i) |
210 |
|
|
ENDDO |
211 |
|
|
ENDDO |
212 |
|
|
|
213 |
|
|
DO i = 1, knon |
214 |
guez |
206 |
zx_buf1(i) = delp(i, 1) + zx_coef(i, 2) * (1. - zx_dq(i, 2)) |
215 |
|
|
zx_cq(i, 1) = (local_q(i, 1) * delp(i, 1) & |
216 |
guez |
208 |
+ zx_coef(i, 2) * (z_gamaq(i, 2) + zx_cq(i, 2))) / zx_buf1(i) |
217 |
guez |
155 |
zx_dq(i, 1) = - 1. * RG / zx_buf1(i) |
218 |
guez |
49 |
|
219 |
guez |
155 |
zzpk=(pplay(i, 1) / psref(i))**RKAPPA |
220 |
guez |
206 |
zx_buf2(i) = zzpk * delp(i, 1) + zx_coef(i, 2) * (1. - zx_dh(i, 2)) |
221 |
|
|
zx_ch(i, 1) = (local_h(i, 1) * zzpk * delp(i, 1) & |
222 |
guez |
208 |
+ zx_coef(i, 2) * (z_gamah(i, 2) + zx_ch(i, 2))) / zx_buf2(i) |
223 |
guez |
155 |
zx_dh(i, 1) = - 1. * RG / zx_buf2(i) |
224 |
guez |
49 |
ENDDO |
225 |
|
|
|
226 |
guez |
208 |
! Appel \`a interfsurf (appel g\'en\'erique) routine d'interface |
227 |
|
|
! avec la surface |
228 |
guez |
49 |
|
229 |
guez |
208 |
! Initialisation |
230 |
guez |
49 |
petAcoef =0. |
231 |
|
|
peqAcoef = 0. |
232 |
|
|
petBcoef =0. |
233 |
|
|
peqBcoef = 0. |
234 |
|
|
p1lay =0. |
235 |
|
|
|
236 |
|
|
petAcoef(1:knon) = zx_ch(1:knon, 1) |
237 |
|
|
peqAcoef(1:knon) = zx_cq(1:knon, 1) |
238 |
guez |
155 |
petBcoef(1:knon) = zx_dh(1:knon, 1) |
239 |
guez |
49 |
peqBcoef(1:knon) = zx_dq(1:knon, 1) |
240 |
guez |
70 |
tq_cdrag(1:knon) =coef(:knon, 1) |
241 |
guez |
49 |
temp_air(1:knon) =t(1:knon, 1) |
242 |
|
|
spechum(1:knon)=q(1:knon, 1) |
243 |
|
|
p1lay(1:knon) = pplay(1:knon, 1) |
244 |
|
|
|
245 |
guez |
222 |
CALL interfsurf_hq(dtime, julien, rmu0, nisurf, knindex, debut, tsoil, & |
246 |
|
|
qsol, u1lay, v1lay, temp_air, spechum, tq_cdrag, petAcoef, peqAcoef, & |
247 |
guez |
223 |
petBcoef, peqBcoef, precip_rain, precip_snow, rugos, rugoro, snow, & |
248 |
|
|
qsurf, ts, p1lay, psref, radsol, evap, flux_t, fluxlat, dflux_l, & |
249 |
|
|
dflux_s, tsurf_new, albedo, z0_new, pctsrf_new_sic, agesno, & |
250 |
guez |
222 |
fqcalving, ffonte, run_off_lic_0) |
251 |
guez |
49 |
|
252 |
guez |
206 |
flux_q = - evap |
253 |
guez |
207 |
d_ts = tsurf_new - ts |
254 |
guez |
49 |
|
255 |
|
|
DO i = 1, knon |
256 |
guez |
206 |
local_h(i, 1) = zx_ch(i, 1) + zx_dh(i, 1) * flux_t(i) * dtime |
257 |
|
|
local_q(i, 1) = zx_cq(i, 1) + zx_dq(i, 1) * flux_q(i) * dtime |
258 |
guez |
49 |
ENDDO |
259 |
|
|
DO k = 2, klev |
260 |
|
|
DO i = 1, knon |
261 |
guez |
206 |
local_q(i, k) = zx_cq(i, k) + zx_dq(i, k) * local_q(i, k - 1) |
262 |
|
|
local_h(i, k) = zx_ch(i, k) + zx_dh(i, k) * local_h(i, k - 1) |
263 |
guez |
49 |
ENDDO |
264 |
|
|
ENDDO |
265 |
guez |
155 |
|
266 |
guez |
208 |
! Calcul des tendances |
267 |
guez |
49 |
DO k = 1, klev |
268 |
|
|
DO i = 1, knon |
269 |
guez |
155 |
d_t(i, k) = local_h(i, k) / zx_pkf(i, k) / RCPD - t(i, k) |
270 |
guez |
49 |
d_q(i, k) = local_q(i, k) - q(i, k) |
271 |
|
|
ENDDO |
272 |
|
|
ENDDO |
273 |
|
|
|
274 |
|
|
END SUBROUTINE clqh |
275 |
|
|
|
276 |
|
|
end module clqh_m |