1 | ! |
---|
2 | ! $Header$ |
---|
3 | ! |
---|
4 | SUBROUTINE conflx (dtime,pres_h,pres_f, |
---|
5 | e t, q, con_t, con_q, pqhfl, w, |
---|
6 | s d_t, d_q, rain, snow, |
---|
7 | s pmfu, pmfd, pen_u, pde_u, pen_d, pde_d, |
---|
8 | s kcbot, kctop, kdtop, pmflxr, pmflxs) |
---|
9 | c |
---|
10 | USE dimphy |
---|
11 | IMPLICIT none |
---|
12 | c====================================================================== |
---|
13 | c Auteur(s): Z.X. Li (LMD/CNRS) date: 19941014 |
---|
14 | c Objet: Schema flux de masse pour la convection |
---|
15 | c (schema de Tiedtke avec qqs modifications mineures) |
---|
16 | c Dec.97: Prise en compte des modifications introduites par |
---|
17 | c Olivier Boucher et Alexandre Armengaud pour melange |
---|
18 | c et lessivage des traceurs passifs. |
---|
19 | c====================================================================== |
---|
20 | cym#include "dimensions.h" |
---|
21 | cym#include "dimphy.h" |
---|
22 | #include "YOMCST.h" |
---|
23 | #include "YOETHF.h" |
---|
24 | c Entree: |
---|
25 | REAL dtime ! pas d'integration (s) |
---|
26 | REAL pres_h(klon,klev+1) ! pression half-level (Pa) |
---|
27 | REAL pres_f(klon,klev)! pression full-level (Pa) |
---|
28 | REAL t(klon,klev) ! temperature (K) |
---|
29 | REAL q(klon,klev) ! humidite specifique (g/g) |
---|
30 | REAL w(klon,klev) ! vitesse verticale (Pa/s) |
---|
31 | REAL con_t(klon,klev) ! convergence de temperature (K/s) |
---|
32 | REAL con_q(klon,klev) ! convergence de l'eau vapeur (g/g/s) |
---|
33 | REAL pqhfl(klon) ! evaporation (negative vers haut) mm/s |
---|
34 | c Sortie: |
---|
35 | REAL d_t(klon,klev) ! incrementation de temperature |
---|
36 | REAL d_q(klon,klev) ! incrementation d'humidite |
---|
37 | REAL pmfu(klon,klev) ! flux masse (kg/m2/s) panache ascendant |
---|
38 | REAL pmfd(klon,klev) ! flux masse (kg/m2/s) panache descendant |
---|
39 | REAL pen_u(klon,klev) |
---|
40 | REAL pen_d(klon,klev) |
---|
41 | REAL pde_u(klon,klev) |
---|
42 | REAL pde_d(klon,klev) |
---|
43 | REAL rain(klon) ! pluie (mm/s) |
---|
44 | REAL snow(klon) ! neige (mm/s) |
---|
45 | REAL pmflxr(klon,klev+1) |
---|
46 | REAL pmflxs(klon,klev+1) |
---|
47 | INTEGER kcbot(klon) ! niveau du bas de la convection |
---|
48 | INTEGER kctop(klon) ! niveau du haut de la convection |
---|
49 | INTEGER kdtop(klon) ! niveau du haut des downdrafts |
---|
50 | c Local: |
---|
51 | REAL pt(klon,klev) |
---|
52 | REAL pq(klon,klev) |
---|
53 | REAL pqs(klon,klev) |
---|
54 | REAL pvervel(klon,klev) |
---|
55 | LOGICAL land(klon) |
---|
56 | c |
---|
57 | REAL d_t_bis(klon,klev) |
---|
58 | REAL d_q_bis(klon,klev) |
---|
59 | REAL paprs(klon,klev+1) |
---|
60 | REAL paprsf(klon,klev) |
---|
61 | REAL zgeom(klon,klev) |
---|
62 | REAL zcvgq(klon,klev) |
---|
63 | REAL zcvgt(klon,klev) |
---|
64 | cAA |
---|
65 | REAL zmfu(klon,klev) |
---|
66 | REAL zmfd(klon,klev) |
---|
67 | REAL zen_u(klon,klev) |
---|
68 | REAL zen_d(klon,klev) |
---|
69 | REAL zde_u(klon,klev) |
---|
70 | REAL zde_d(klon,klev) |
---|
71 | REAL zmflxr(klon,klev+1) |
---|
72 | REAL zmflxs(klon,klev+1) |
---|
73 | cAA |
---|
74 | |
---|
75 | c |
---|
76 | INTEGER i, k |
---|
77 | REAL zdelta, zqsat |
---|
78 | c |
---|
79 | #include "FCTTRE.h" |
---|
80 | c |
---|
81 | c initialiser les variables de sortie (pour securite) |
---|
82 | DO i = 1, klon |
---|
83 | rain(i) = 0.0 |
---|
84 | snow(i) = 0.0 |
---|
85 | kcbot(i) = 0 |
---|
86 | kctop(i) = 0 |
---|
87 | kdtop(i) = 0 |
---|
88 | ENDDO |
---|
89 | DO k = 1, klev |
---|
90 | DO i = 1, klon |
---|
91 | d_t(i,k) = 0.0 |
---|
92 | d_q(i,k) = 0.0 |
---|
93 | pmfu(i,k) = 0.0 |
---|
94 | pmfd(i,k) = 0.0 |
---|
95 | pen_u(i,k) = 0.0 |
---|
96 | pde_u(i,k) = 0.0 |
---|
97 | pen_d(i,k) = 0.0 |
---|
98 | pde_d(i,k) = 0.0 |
---|
99 | zmfu(i,k) = 0.0 |
---|
100 | zmfd(i,k) = 0.0 |
---|
101 | zen_u(i,k) = 0.0 |
---|
102 | zde_u(i,k) = 0.0 |
---|
103 | zen_d(i,k) = 0.0 |
---|
104 | zde_d(i,k) = 0.0 |
---|
105 | ENDDO |
---|
106 | ENDDO |
---|
107 | DO k = 1, klev+1 |
---|
108 | DO i = 1, klon |
---|
109 | zmflxr(i,k) = 0.0 |
---|
110 | zmflxs(i,k) = 0.0 |
---|
111 | ENDDO |
---|
112 | ENDDO |
---|
113 | c |
---|
114 | c calculer la nature du sol (pour l'instant, ocean partout) |
---|
115 | DO i = 1, klon |
---|
116 | land(i) = .FALSE. |
---|
117 | ENDDO |
---|
118 | c |
---|
119 | c preparer les variables d'entree (attention: l'ordre des niveaux |
---|
120 | c verticaux augmente du haut vers le bas) |
---|
121 | DO k = 1, klev |
---|
122 | DO i = 1, klon |
---|
123 | pt(i,k) = t(i,klev-k+1) |
---|
124 | pq(i,k) = q(i,klev-k+1) |
---|
125 | paprsf(i,k) = pres_f(i,klev-k+1) |
---|
126 | paprs(i,k) = pres_h(i,klev+1-k+1) |
---|
127 | pvervel(i,k) = w(i,klev+1-k) |
---|
128 | zcvgt(i,k) = con_t(i,klev-k+1) |
---|
129 | zcvgq(i,k) = con_q(i,klev-k+1) |
---|
130 | c |
---|
131 | zdelta=MAX(0.,SIGN(1.,RTT-pt(i,k))) |
---|
132 | zqsat=R2ES*FOEEW ( pt(i,k), zdelta ) / paprsf(i,k) |
---|
133 | zqsat=MIN(0.5,zqsat) |
---|
134 | zqsat=zqsat/(1.-RETV *zqsat) |
---|
135 | pqs(i,k) = zqsat |
---|
136 | ENDDO |
---|
137 | ENDDO |
---|
138 | DO i = 1, klon |
---|
139 | paprs(i,klev+1) = pres_h(i,1) |
---|
140 | zgeom(i,klev) = RD * pt(i,klev) |
---|
141 | . / (0.5*(paprs(i,klev+1)+paprsf(i,klev))) |
---|
142 | . * (paprs(i,klev+1)-paprsf(i,klev)) |
---|
143 | ENDDO |
---|
144 | DO k = klev-1, 1, -1 |
---|
145 | DO i = 1, klon |
---|
146 | zgeom(i,k) = zgeom(i,k+1) |
---|
147 | . + RD * 0.5*(pt(i,k+1)+pt(i,k)) / paprs(i,k+1) |
---|
148 | . * (paprsf(i,k+1)-paprsf(i,k)) |
---|
149 | ENDDO |
---|
150 | ENDDO |
---|
151 | c |
---|
152 | c appeler la routine principale |
---|
153 | c |
---|
154 | CALL flxmain(dtime, pt, pq, pqs, pqhfl, |
---|
155 | . paprsf, paprs, zgeom, land, zcvgt, zcvgq, pvervel, |
---|
156 | . rain, snow, kcbot, kctop, kdtop, |
---|
157 | . zmfu, zmfd, zen_u, zde_u, zen_d, zde_d, |
---|
158 | . d_t_bis, d_q_bis, zmflxr, zmflxs) |
---|
159 | C |
---|
160 | cAA-------------------------------------------------------- |
---|
161 | cAA rem : De la meme facon que l'on effectue le reindicage |
---|
162 | cAA pour la temperature t et le champ q |
---|
163 | cAA on reindice les flux necessaires a la convection |
---|
164 | cAA des traceurs |
---|
165 | cAA-------------------------------------------------------- |
---|
166 | DO k = 1, klev |
---|
167 | DO i = 1, klon |
---|
168 | d_q(i,klev+1-k) = dtime*d_q_bis(i,k) |
---|
169 | d_t(i,klev+1-k) = dtime*d_t_bis(i,k) |
---|
170 | ENDDO |
---|
171 | ENDDO |
---|
172 | c |
---|
173 | DO i = 1, klon |
---|
174 | pmfu(i,1)= 0. |
---|
175 | pmfd(i,1)= 0. |
---|
176 | pen_d(i,1)= 0. |
---|
177 | pde_d(i,1)= 0. |
---|
178 | ENDDO |
---|
179 | |
---|
180 | DO k = 2, klev |
---|
181 | DO i = 1, klon |
---|
182 | pmfu(i,klev+2-k)= zmfu(i,k) |
---|
183 | pmfd(i,klev+2-k)= zmfd(i,k) |
---|
184 | ENDDO |
---|
185 | ENDDO |
---|
186 | c |
---|
187 | DO k = 1, klev |
---|
188 | DO i = 1, klon |
---|
189 | pen_u(i,klev+1-k)= zen_u(i,k) |
---|
190 | pde_u(i,klev+1-k)= zde_u(i,k) |
---|
191 | ENDDO |
---|
192 | ENDDO |
---|
193 | c |
---|
194 | DO k = 1, klev-1 |
---|
195 | DO i = 1, klon |
---|
196 | pen_d(i,klev+1-k)= -zen_d(i,k+1) |
---|
197 | pde_d(i,klev+1-k)= -zde_d(i,k+1) |
---|
198 | ENDDO |
---|
199 | ENDDO |
---|
200 | |
---|
201 | DO k = 1, klev+1 |
---|
202 | DO i = 1, klon |
---|
203 | pmflxr(i,klev+2-k)= zmflxr(i,k) |
---|
204 | pmflxs(i,klev+2-k)= zmflxs(i,k) |
---|
205 | ENDDO |
---|
206 | ENDDO |
---|
207 | |
---|
208 | RETURN |
---|
209 | END |
---|
210 | c-------------------------------------------------------------------- |
---|
211 | SUBROUTINE flxmain(pdtime, pten, pqen, pqsen, pqhfl, pap, paph, |
---|
212 | . pgeo, ldland, ptte, pqte, pvervel, |
---|
213 | . prsfc, pssfc, kcbot, kctop, kdtop, |
---|
214 | c * ldcum, ktype, |
---|
215 | . pmfu, pmfd, pen_u, pde_u, pen_d, pde_d, |
---|
216 | . dt_con, dq_con, pmflxr, pmflxs) |
---|
217 | USE dimphy |
---|
218 | IMPLICIT none |
---|
219 | C ------------------------------------------------------------------ |
---|
220 | cym#include "dimensions.h" |
---|
221 | cym#include "dimphy.h" |
---|
222 | #include "YOMCST.h" |
---|
223 | #include "YOETHF.h" |
---|
224 | #include "YOECUMF.h" |
---|
225 | C ---------------------------------------------------------------- |
---|
226 | REAL pten(klon,klev), pqen(klon,klev), pqsen(klon,klev) |
---|
227 | REAL ptte(klon,klev) |
---|
228 | REAL pqte(klon,klev) |
---|
229 | REAL pvervel(klon,klev) |
---|
230 | REAL pgeo(klon,klev), pap(klon,klev), paph(klon,klev+1) |
---|
231 | REAL pqhfl(klon) |
---|
232 | c |
---|
233 | REAL ptu(klon,klev), pqu(klon,klev), plu(klon,klev) |
---|
234 | REAL plude(klon,klev) |
---|
235 | REAL pmfu(klon,klev) |
---|
236 | REAL prsfc(klon), pssfc(klon) |
---|
237 | INTEGER kcbot(klon), kctop(klon), ktype(klon) |
---|
238 | LOGICAL ldland(klon), ldcum(klon) |
---|
239 | c |
---|
240 | REAL ztenh(klon,klev), zqenh(klon,klev), zqsenh(klon,klev) |
---|
241 | REAL zgeoh(klon,klev) |
---|
242 | REAL zmfub(klon), zmfub1(klon) |
---|
243 | REAL zmfus(klon,klev), zmfuq(klon,klev), zmful(klon,klev) |
---|
244 | REAL zdmfup(klon,klev), zdpmel(klon,klev) |
---|
245 | REAL zentr(klon), zhcbase(klon) |
---|
246 | REAL zdqpbl(klon), zdqcv(klon), zdhpbl(klon) |
---|
247 | REAL zrfl(klon) |
---|
248 | REAL pmflxr(klon,klev+1) |
---|
249 | REAL pmflxs(klon,klev+1) |
---|
250 | INTEGER ilab(klon,klev), ictop0(klon) |
---|
251 | LOGICAL llo1 |
---|
252 | REAL dt_con(klon,klev), dq_con(klon,klev) |
---|
253 | REAL zmfmax, zdh |
---|
254 | REAL pdtime, zqumqe, zdqmin, zalvdcp, zhsat, zzz |
---|
255 | REAL zhhat, zpbmpt, zgam, zeps, zfac |
---|
256 | INTEGER i, k, ikb, itopm2, kcum |
---|
257 | c |
---|
258 | REAL pen_u(klon,klev), pde_u(klon,klev) |
---|
259 | REAL pen_d(klon,klev), pde_d(klon,klev) |
---|
260 | c |
---|
261 | REAL ptd(klon,klev), pqd(klon,klev), pmfd(klon,klev) |
---|
262 | REAL zmfds(klon,klev), zmfdq(klon,klev), zdmfdp(klon,klev) |
---|
263 | INTEGER kdtop(klon) |
---|
264 | LOGICAL lddraf(klon) |
---|
265 | C--------------------------------------------------------------------- |
---|
266 | LOGICAL firstcal |
---|
267 | SAVE firstcal |
---|
268 | DATA firstcal / .TRUE. / |
---|
269 | C--------------------------------------------------------------------- |
---|
270 | IF (firstcal) THEN |
---|
271 | CALL flxsetup |
---|
272 | firstcal = .FALSE. |
---|
273 | ENDIF |
---|
274 | C--------------------------------------------------------------------- |
---|
275 | DO i = 1, klon |
---|
276 | ldcum(i) = .FALSE. |
---|
277 | ENDDO |
---|
278 | DO k = 1, klev |
---|
279 | DO i = 1, klon |
---|
280 | dt_con(i,k) = 0.0 |
---|
281 | dq_con(i,k) = 0.0 |
---|
282 | ENDDO |
---|
283 | ENDDO |
---|
284 | c---------------------------------------------------------------------- |
---|
285 | c initialiser les variables et faire l'interpolation verticale |
---|
286 | c---------------------------------------------------------------------- |
---|
287 | CALL flxini(pten, pqen, pqsen, pgeo, |
---|
288 | . paph, zgeoh, ztenh, zqenh, zqsenh, |
---|
289 | . ptu, pqu, ptd, pqd, pmfd, zmfds, zmfdq, zdmfdp, |
---|
290 | . pmfu, zmfus, zmfuq, zdmfup, |
---|
291 | . zdpmel, plu, plude, ilab, pen_u, pde_u, pen_d, pde_d) |
---|
292 | c--------------------------------------------------------------------- |
---|
293 | c determiner les valeurs au niveau de base de la tour convective |
---|
294 | c--------------------------------------------------------------------- |
---|
295 | CALL flxbase(ztenh, zqenh, zgeoh, paph, |
---|
296 | * ptu, pqu, plu, ldcum, kcbot, ilab) |
---|
297 | c--------------------------------------------------------------------- |
---|
298 | c calculer la convergence totale de l'humidite et celle en provenance |
---|
299 | c de la couche limite, plus precisement, la convergence integree entre |
---|
300 | c le sol et la base de la convection. Cette derniere convergence est |
---|
301 | c comparee avec l'evaporation obtenue dans la couche limite pour |
---|
302 | c determiner le type de la convection |
---|
303 | c--------------------------------------------------------------------- |
---|
304 | k=1 |
---|
305 | DO i = 1, klon |
---|
306 | zdqcv(i) = pqte(i,k)*(paph(i,k+1)-paph(i,k)) |
---|
307 | zdhpbl(i) = 0.0 |
---|
308 | zdqpbl(i) = 0.0 |
---|
309 | ENDDO |
---|
310 | c |
---|
311 | DO k=2,klev |
---|
312 | DO i = 1, klon |
---|
313 | zdqcv(i)=zdqcv(i)+pqte(i,k)*(paph(i,k+1)-paph(i,k)) |
---|
314 | IF (k.GE.kcbot(i)) THEN |
---|
315 | zdqpbl(i)=zdqpbl(i)+pqte(i,k)*(paph(i,k+1)-paph(i,k)) |
---|
316 | zdhpbl(i)=zdhpbl(i)+(RCPD*ptte(i,k)+RLVTT*pqte(i,k)) |
---|
317 | . *(paph(i,k+1)-paph(i,k)) |
---|
318 | ENDIF |
---|
319 | ENDDO |
---|
320 | ENDDO |
---|
321 | c |
---|
322 | DO i = 1, klon |
---|
323 | ktype(i) = 2 |
---|
324 | if (zdqcv(i).GT.MAX(0.,-1.5*pqhfl(i)*RG)) ktype(i) = 1 |
---|
325 | ccc if (zdqcv(i).GT.MAX(0.,-1.1*pqhfl(i)*RG)) ktype(i) = 1 |
---|
326 | ENDDO |
---|
327 | c |
---|
328 | c--------------------------------------------------------------------- |
---|
329 | c determiner le flux de masse entrant a travers la base. |
---|
330 | c on ignore, pour l'instant, l'effet du panache descendant |
---|
331 | c--------------------------------------------------------------------- |
---|
332 | DO i = 1, klon |
---|
333 | ikb=kcbot(i) |
---|
334 | zqumqe=pqu(i,ikb)+plu(i,ikb)-zqenh(i,ikb) |
---|
335 | zdqmin=MAX(0.01*zqenh(i,ikb),1.E-10) |
---|
336 | IF (zdqpbl(i).GT.0..AND.zqumqe.GT.zdqmin.AND.ldcum(i)) THEN |
---|
337 | zmfub(i) = zdqpbl(i)/(RG*MAX(zqumqe,zdqmin)) |
---|
338 | ELSE |
---|
339 | zmfub(i) = 0.01 |
---|
340 | ldcum(i)=.FALSE. |
---|
341 | ENDIF |
---|
342 | IF (ktype(i).EQ.2) THEN |
---|
343 | zdh = RCPD*(ptu(i,ikb)-ztenh(i,ikb)) + RLVTT*zqumqe |
---|
344 | zdh = RG * MAX(zdh,1.0E5*zdqmin) |
---|
345 | IF (zdhpbl(i).GT.0..AND.ldcum(i))zmfub(i)=zdhpbl(i)/zdh |
---|
346 | ENDIF |
---|
347 | zmfmax = (paph(i,ikb)-paph(i,ikb-1)) / (RG*pdtime) |
---|
348 | zmfub(i) = MIN(zmfub(i),zmfmax) |
---|
349 | zentr(i) = ENTRSCV |
---|
350 | IF (ktype(i).EQ.1) zentr(i) = ENTRPEN |
---|
351 | ENDDO |
---|
352 | C----------------------------------------------------------------------- |
---|
353 | C DETERMINE CLOUD ASCENT FOR ENTRAINING PLUME |
---|
354 | C----------------------------------------------------------------------- |
---|
355 | c (A) calculer d'abord la hauteur "theorique" de la tour convective sans |
---|
356 | c considerer l'entrainement ni le detrainement du panache, sachant |
---|
357 | c ces derniers peuvent abaisser la hauteur theorique. |
---|
358 | c |
---|
359 | DO i = 1, klon |
---|
360 | ikb=kcbot(i) |
---|
361 | zhcbase(i)=RCPD*ptu(i,ikb)+zgeoh(i,ikb)+RLVTT*pqu(i,ikb) |
---|
362 | ictop0(i)=kcbot(i)-1 |
---|
363 | ENDDO |
---|
364 | c |
---|
365 | zalvdcp=RLVTT/RCPD |
---|
366 | DO k=klev-1,3,-1 |
---|
367 | DO i = 1, klon |
---|
368 | zhsat=RCPD*ztenh(i,k)+zgeoh(i,k)+RLVTT*zqsenh(i,k) |
---|
369 | zgam=R5LES*zalvdcp*zqsenh(i,k)/ |
---|
370 | . ((1.-RETV *zqsenh(i,k))*(ztenh(i,k)-R4LES)**2) |
---|
371 | zzz=RCPD*ztenh(i,k)*0.608 |
---|
372 | zhhat=zhsat-(zzz+zgam*zzz)/(1.+zgam*zzz/RLVTT)* |
---|
373 | . MAX(zqsenh(i,k)-zqenh(i,k),0.) |
---|
374 | IF(k.LT.ictop0(i).AND.zhcbase(i).GT.zhhat) ictop0(i)=k |
---|
375 | ENDDO |
---|
376 | ENDDO |
---|
377 | c |
---|
378 | c (B) calculer le panache ascendant |
---|
379 | c |
---|
380 | CALL flxasc(pdtime,ztenh, zqenh, pten, pqen, pqsen, |
---|
381 | . pgeo, zgeoh, pap, paph, pqte, pvervel, |
---|
382 | . ldland, ldcum, ktype, ilab, |
---|
383 | . ptu, pqu, plu, pmfu, zmfub, zentr, |
---|
384 | . zmfus, zmfuq, zmful, plude, zdmfup, |
---|
385 | . kcbot, kctop, ictop0, kcum, pen_u, pde_u) |
---|
386 | IF (kcum.EQ.0) GO TO 1000 |
---|
387 | C |
---|
388 | C verifier l'epaisseur de la convection et changer eventuellement |
---|
389 | c le taux d'entrainement/detrainement |
---|
390 | C |
---|
391 | DO i = 1, klon |
---|
392 | zpbmpt=paph(i,kcbot(i))-paph(i,kctop(i)) |
---|
393 | IF(ldcum(i).AND.ktype(i).EQ.1.AND.zpbmpt.LT.2.E4)ktype(i)=2 |
---|
394 | IF(ldcum(i)) ictop0(i)=kctop(i) |
---|
395 | IF(ktype(i).EQ.2) zentr(i)=ENTRSCV |
---|
396 | ENDDO |
---|
397 | c |
---|
398 | IF (lmfdd) THEN ! si l'on considere le panache descendant |
---|
399 | c |
---|
400 | c calculer la precipitation issue du panache ascendant pour |
---|
401 | c determiner l'existence du panache descendant dans la convection |
---|
402 | DO i = 1, klon |
---|
403 | zrfl(i)=zdmfup(i,1) |
---|
404 | ENDDO |
---|
405 | DO k=2,klev |
---|
406 | DO i = 1, klon |
---|
407 | zrfl(i)=zrfl(i)+zdmfup(i,k) |
---|
408 | ENDDO |
---|
409 | ENDDO |
---|
410 | c |
---|
411 | c determiner le LFS (level of free sinking: niveau de plonge libre) |
---|
412 | CALL flxdlfs(ztenh, zqenh, zgeoh, paph, ptu, pqu, |
---|
413 | * ldcum, kcbot, kctop, zmfub, zrfl, |
---|
414 | * ptd, pqd, |
---|
415 | * pmfd, zmfds, zmfdq, zdmfdp, |
---|
416 | * kdtop, lddraf) |
---|
417 | c |
---|
418 | c calculer le panache descendant |
---|
419 | CALL flxddraf(ztenh, zqenh, |
---|
420 | * zgeoh, paph, zrfl, |
---|
421 | * ptd, pqd, |
---|
422 | * pmfd, zmfds, zmfdq, zdmfdp, |
---|
423 | * lddraf, pen_d, pde_d) |
---|
424 | c |
---|
425 | c calculer de nouveau le flux de masse entrant a travers la base |
---|
426 | c de la convection, sachant qu'il a ete modifie par le panache |
---|
427 | c descendant |
---|
428 | DO i = 1, klon |
---|
429 | IF (lddraf(i)) THEN |
---|
430 | ikb = kcbot(i) |
---|
431 | llo1 = PMFD(i,ikb).LT.0. |
---|
432 | zeps = 0. |
---|
433 | IF ( llo1 ) zeps = CMFDEPS |
---|
434 | zqumqe = pqu(i,ikb)+plu(i,ikb)- |
---|
435 | . zeps*pqd(i,ikb)-(1.-zeps)*zqenh(i,ikb) |
---|
436 | zdqmin = MAX(0.01*zqenh(i,ikb),1.E-10) |
---|
437 | zmfmax = (paph(i,ikb)-paph(i,ikb-1)) / (RG*pdtime) |
---|
438 | IF (zdqpbl(i).GT.0..AND.zqumqe.GT.zdqmin.AND.ldcum(i) |
---|
439 | . .AND.zmfub(i).LT.zmfmax) THEN |
---|
440 | zmfub1(i) = zdqpbl(i) / (RG*MAX(zqumqe,zdqmin)) |
---|
441 | ELSE |
---|
442 | zmfub1(i) = zmfub(i) |
---|
443 | ENDIF |
---|
444 | IF (ktype(i).EQ.2) THEN |
---|
445 | zdh = RCPD*(ptu(i,ikb)-zeps*ptd(i,ikb)- |
---|
446 | . (1.-zeps)*ztenh(i,ikb))+RLVTT*zqumqe |
---|
447 | zdh = RG * MAX(zdh,1.0E5*zdqmin) |
---|
448 | IF (zdhpbl(i).GT.0..AND.ldcum(i))zmfub1(i)=zdhpbl(i)/zdh |
---|
449 | ENDIF |
---|
450 | IF ( .NOT.((ktype(i).EQ.1.OR.ktype(i).EQ.2).AND. |
---|
451 | . ABS(zmfub1(i)-zmfub(i)).LT.0.2*zmfub(i)) ) |
---|
452 | . zmfub1(i) = zmfub(i) |
---|
453 | ENDIF |
---|
454 | ENDDO |
---|
455 | DO k = 1, klev |
---|
456 | DO i = 1, klon |
---|
457 | IF (lddraf(i)) THEN |
---|
458 | zfac = zmfub1(i)/MAX(zmfub(i),1.E-10) |
---|
459 | pmfd(i,k) = pmfd(i,k)*zfac |
---|
460 | zmfds(i,k) = zmfds(i,k)*zfac |
---|
461 | zmfdq(i,k) = zmfdq(i,k)*zfac |
---|
462 | zdmfdp(i,k) = zdmfdp(i,k)*zfac |
---|
463 | pen_d(i,k) = pen_d(i,k)*zfac |
---|
464 | pde_d(i,k) = pde_d(i,k)*zfac |
---|
465 | ENDIF |
---|
466 | ENDDO |
---|
467 | ENDDO |
---|
468 | DO i = 1, klon |
---|
469 | IF (lddraf(i)) zmfub(i)=zmfub1(i) |
---|
470 | ENDDO |
---|
471 | c |
---|
472 | ENDIF ! fin de test sur lmfdd |
---|
473 | c |
---|
474 | c----------------------------------------------------------------------- |
---|
475 | c calculer de nouveau le panache ascendant |
---|
476 | c----------------------------------------------------------------------- |
---|
477 | CALL flxasc(pdtime,ztenh, zqenh, pten, pqen, pqsen, |
---|
478 | . pgeo, zgeoh, pap, paph, pqte, pvervel, |
---|
479 | . ldland, ldcum, ktype, ilab, |
---|
480 | . ptu, pqu, plu, pmfu, zmfub, zentr, |
---|
481 | . zmfus, zmfuq, zmful, plude, zdmfup, |
---|
482 | . kcbot, kctop, ictop0, kcum, pen_u, pde_u) |
---|
483 | c |
---|
484 | c----------------------------------------------------------------------- |
---|
485 | c determiner les flux convectifs en forme finale, ainsi que |
---|
486 | c la quantite des precipitations |
---|
487 | c----------------------------------------------------------------------- |
---|
488 | CALL flxflux(pdtime, pqen, pqsen, ztenh, zqenh, pap, paph, |
---|
489 | . ldland, zgeoh, kcbot, kctop, lddraf, kdtop, ktype, ldcum, |
---|
490 | . pmfu, pmfd, zmfus, zmfds, zmfuq, zmfdq, zmful, plude, |
---|
491 | . zdmfup, zdmfdp, pten, prsfc, pssfc, zdpmel, itopm2, |
---|
492 | . pmflxr, pmflxs) |
---|
493 | c |
---|
494 | c---------------------------------------------------------------------- |
---|
495 | c calculer les tendances pour T et Q |
---|
496 | c---------------------------------------------------------------------- |
---|
497 | CALL flxdtdq(pdtime, itopm2, paph, ldcum, pten, |
---|
498 | e zmfus, zmfds, zmfuq, zmfdq, zmful, zdmfup, zdmfdp, zdpmel, |
---|
499 | s dt_con,dq_con) |
---|
500 | c |
---|
501 | 1000 CONTINUE |
---|
502 | RETURN |
---|
503 | END |
---|
504 | SUBROUTINE flxini(pten, pqen, pqsen, pgeo, paph, pgeoh, ptenh, |
---|
505 | . pqenh, pqsenh, ptu, pqu, ptd, pqd, pmfd, pmfds, pmfdq, |
---|
506 | . pdmfdp, pmfu, pmfus, pmfuq, pdmfup, pdpmel, plu, plude, |
---|
507 | . klab,pen_u, pde_u, pen_d, pde_d) |
---|
508 | USE dimphy |
---|
509 | IMPLICIT none |
---|
510 | C---------------------------------------------------------------------- |
---|
511 | C THIS ROUTINE INTERPOLATES LARGE-SCALE FIELDS OF T,Q ETC. |
---|
512 | C TO HALF LEVELS (I.E. GRID FOR MASSFLUX SCHEME), |
---|
513 | C AND INITIALIZES VALUES FOR UPDRAFTS |
---|
514 | C---------------------------------------------------------------------- |
---|
515 | cym#include "dimensions.h" |
---|
516 | cym#include "dimphy.h" |
---|
517 | #include "YOMCST.h" |
---|
518 | #include "YOETHF.h" |
---|
519 | C |
---|
520 | REAL pten(klon,klev) ! temperature (environnement) |
---|
521 | REAL pqen(klon,klev) ! humidite (environnement) |
---|
522 | REAL pqsen(klon,klev) ! humidite saturante (environnement) |
---|
523 | REAL pgeo(klon,klev) ! geopotentiel (g * metre) |
---|
524 | REAL pgeoh(klon,klev) ! geopotentiel aux demi-niveaux |
---|
525 | REAL paph(klon,klev+1) ! pression aux demi-niveaux |
---|
526 | REAL ptenh(klon,klev) ! temperature aux demi-niveaux |
---|
527 | REAL pqenh(klon,klev) ! humidite aux demi-niveaux |
---|
528 | REAL pqsenh(klon,klev) ! humidite saturante aux demi-niveaux |
---|
529 | C |
---|
530 | REAL ptu(klon,klev) ! temperature du panache ascendant (p-a) |
---|
531 | REAL pqu(klon,klev) ! humidite du p-a |
---|
532 | REAL plu(klon,klev) ! eau liquide du p-a |
---|
533 | REAL pmfu(klon,klev) ! flux de masse du p-a |
---|
534 | REAL pmfus(klon,klev) ! flux de l'energie seche dans le p-a |
---|
535 | REAL pmfuq(klon,klev) ! flux de l'humidite dans le p-a |
---|
536 | REAL pdmfup(klon,klev) ! quantite de l'eau precipitee dans p-a |
---|
537 | REAL plude(klon,klev) ! quantite de l'eau liquide jetee du |
---|
538 | c p-a a l'environnement |
---|
539 | REAL pdpmel(klon,klev) ! quantite de neige fondue |
---|
540 | c |
---|
541 | REAL ptd(klon,klev) ! temperature du panache descendant (p-d) |
---|
542 | REAL pqd(klon,klev) ! humidite du p-d |
---|
543 | REAL pmfd(klon,klev) ! flux de masse du p-d |
---|
544 | REAL pmfds(klon,klev) ! flux de l'energie seche dans le p-d |
---|
545 | REAL pmfdq(klon,klev) ! flux de l'humidite dans le p-d |
---|
546 | REAL pdmfdp(klon,klev) ! quantite de precipitation dans p-d |
---|
547 | c |
---|
548 | REAL pen_u(klon,klev) ! quantite de masse entrainee pour p-a |
---|
549 | REAL pde_u(klon,klev) ! quantite de masse detrainee pour p-a |
---|
550 | REAL pen_d(klon,klev) ! quantite de masse entrainee pour p-d |
---|
551 | REAL pde_d(klon,klev) ! quantite de masse detrainee pour p-d |
---|
552 | C |
---|
553 | INTEGER klab(klon,klev) |
---|
554 | LOGICAL llflag(klon) |
---|
555 | INTEGER k, i, icall |
---|
556 | REAL zzs |
---|
557 | C---------------------------------------------------------------------- |
---|
558 | C SPECIFY LARGE SCALE PARAMETERS AT HALF LEVELS |
---|
559 | C ADJUST TEMPERATURE FIELDS IF STATICLY UNSTABLE |
---|
560 | C---------------------------------------------------------------------- |
---|
561 | DO 130 k = 2, klev |
---|
562 | c |
---|
563 | DO i = 1, klon |
---|
564 | pgeoh(i,k)=pgeo(i,k)+(pgeo(i,k-1)-pgeo(i,k))*0.5 |
---|
565 | ptenh(i,k)=(MAX(RCPD*pten(i,k-1)+pgeo(i,k-1), |
---|
566 | . RCPD*pten(i,k)+pgeo(i,k))-pgeoh(i,k))/RCPD |
---|
567 | pqsenh(i,k)=pqsen(i,k-1) |
---|
568 | llflag(i)=.TRUE. |
---|
569 | ENDDO |
---|
570 | c |
---|
571 | icall=0 |
---|
572 | CALL flxadjtq(paph(1,k),ptenh(1,k),pqsenh(1,k),llflag,icall) |
---|
573 | c |
---|
574 | DO i = 1, klon |
---|
575 | pqenh(i,k)=MIN(pqen(i,k-1),pqsen(i,k-1)) |
---|
576 | . +(pqsenh(i,k)-pqsen(i,k-1)) |
---|
577 | pqenh(i,k)=MAX(pqenh(i,k),0.) |
---|
578 | ENDDO |
---|
579 | c |
---|
580 | 130 CONTINUE |
---|
581 | C |
---|
582 | DO 140 i = 1, klon |
---|
583 | ptenh(i,klev)=(RCPD*pten(i,klev)+pgeo(i,klev)- |
---|
584 | 1 pgeoh(i,klev))/RCPD |
---|
585 | pqenh(i,klev)=pqen(i,klev) |
---|
586 | ptenh(i,1)=pten(i,1) |
---|
587 | pqenh(i,1)=pqen(i,1) |
---|
588 | pgeoh(i,1)=pgeo(i,1) |
---|
589 | 140 CONTINUE |
---|
590 | c |
---|
591 | DO 160 k = klev-1, 2, -1 |
---|
592 | DO 150 i = 1, klon |
---|
593 | zzs = MAX(RCPD*ptenh(i,k)+pgeoh(i,k), |
---|
594 | . RCPD*ptenh(i,k+1)+pgeoh(i,k+1)) |
---|
595 | ptenh(i,k) = (zzs-pgeoh(i,k))/RCPD |
---|
596 | 150 CONTINUE |
---|
597 | 160 CONTINUE |
---|
598 | C |
---|
599 | C----------------------------------------------------------------------- |
---|
600 | C INITIALIZE VALUES FOR UPDRAFTS AND DOWNDRAFTS |
---|
601 | C----------------------------------------------------------------------- |
---|
602 | DO k = 1, klev |
---|
603 | DO i = 1, klon |
---|
604 | ptu(i,k) = ptenh(i,k) |
---|
605 | pqu(i,k) = pqenh(i,k) |
---|
606 | plu(i,k) = 0. |
---|
607 | pmfu(i,k) = 0. |
---|
608 | pmfus(i,k) = 0. |
---|
609 | pmfuq(i,k) = 0. |
---|
610 | pdmfup(i,k) = 0. |
---|
611 | pdpmel(i,k) = 0. |
---|
612 | plude(i,k) = 0. |
---|
613 | c |
---|
614 | klab(i,k) = 0 |
---|
615 | c |
---|
616 | ptd(i,k) = ptenh(i,k) |
---|
617 | pqd(i,k) = pqenh(i,k) |
---|
618 | pmfd(i,k) = 0.0 |
---|
619 | pmfds(i,k) = 0.0 |
---|
620 | pmfdq(i,k) = 0.0 |
---|
621 | pdmfdp(i,k) = 0.0 |
---|
622 | c |
---|
623 | pen_u(i,k) = 0.0 |
---|
624 | pde_u(i,k) = 0.0 |
---|
625 | pen_d(i,k) = 0.0 |
---|
626 | pde_d(i,k) = 0.0 |
---|
627 | ENDDO |
---|
628 | ENDDO |
---|
629 | C |
---|
630 | RETURN |
---|
631 | END |
---|
632 | SUBROUTINE flxbase(ptenh, pqenh, pgeoh, paph, |
---|
633 | * ptu, pqu, plu, ldcum, kcbot, klab) |
---|
634 | USE dimphy |
---|
635 | IMPLICIT none |
---|
636 | C---------------------------------------------------------------------- |
---|
637 | C THIS ROUTINE CALCULATES CLOUD BASE VALUES (T AND Q) |
---|
638 | C |
---|
639 | C INPUT ARE ENVIRONM. VALUES OF T,Q,P,PHI AT HALF LEVELS. |
---|
640 | C IT RETURNS CLOUD BASE VALUES AND FLAGS AS FOLLOWS; |
---|
641 | C klab=1 FOR SUBCLOUD LEVELS |
---|
642 | C klab=2 FOR CONDENSATION LEVEL |
---|
643 | C |
---|
644 | C LIFT SURFACE AIR DRY-ADIABATICALLY TO CLOUD BASE |
---|
645 | C (NON ENTRAINING PLUME,I.E.CONSTANT MASSFLUX) |
---|
646 | C---------------------------------------------------------------------- |
---|
647 | cym#include "dimensions.h" |
---|
648 | cym#include "dimphy.h" |
---|
649 | #include "YOMCST.h" |
---|
650 | #include "YOETHF.h" |
---|
651 | C ---------------------------------------------------------------- |
---|
652 | REAL ptenh(klon,klev), pqenh(klon,klev) |
---|
653 | REAL pgeoh(klon,klev), paph(klon,klev+1) |
---|
654 | C |
---|
655 | REAL ptu(klon,klev), pqu(klon,klev), plu(klon,klev) |
---|
656 | INTEGER klab(klon,klev), kcbot(klon) |
---|
657 | C |
---|
658 | LOGICAL llflag(klon), ldcum(klon) |
---|
659 | INTEGER i, k, icall, is |
---|
660 | REAL zbuo, zqold(klon) |
---|
661 | C---------------------------------------------------------------------- |
---|
662 | C INITIALIZE VALUES AT LIFTING LEVEL |
---|
663 | C---------------------------------------------------------------------- |
---|
664 | DO i = 1, klon |
---|
665 | klab(i,klev)=1 |
---|
666 | kcbot(i)=klev-1 |
---|
667 | ldcum(i)=.FALSE. |
---|
668 | ENDDO |
---|
669 | C---------------------------------------------------------------------- |
---|
670 | C DO ASCENT IN SUBCLOUD LAYER, |
---|
671 | C CHECK FOR EXISTENCE OF CONDENSATION LEVEL, |
---|
672 | C ADJUST T,Q AND L ACCORDINGLY |
---|
673 | C CHECK FOR BUOYANCY AND SET FLAGS |
---|
674 | C---------------------------------------------------------------------- |
---|
675 | DO 290 k = klev-1, 2, -1 |
---|
676 | c |
---|
677 | is = 0 |
---|
678 | DO i = 1, klon |
---|
679 | IF (klab(i,k+1).EQ.1) is = is + 1 |
---|
680 | llflag(i) = .FALSE. |
---|
681 | IF (klab(i,k+1).EQ.1) llflag(i) = .TRUE. |
---|
682 | ENDDO |
---|
683 | IF (is.EQ.0) GOTO 290 |
---|
684 | c |
---|
685 | DO i = 1, klon |
---|
686 | IF(llflag(i)) THEN |
---|
687 | pqu(i,k) = pqu(i,k+1) |
---|
688 | ptu(i,k) = ptu(i,k+1)+(pgeoh(i,k+1)-pgeoh(i,k))/RCPD |
---|
689 | zbuo = ptu(i,k)*(1.+RETV*pqu(i,k))- |
---|
690 | . ptenh(i,k)*(1.+RETV*pqenh(i,k))+0.5 |
---|
691 | IF (zbuo.GT.0.) klab(i,k) = 1 |
---|
692 | zqold(i) = pqu(i,k) |
---|
693 | ENDIF |
---|
694 | ENDDO |
---|
695 | c |
---|
696 | icall=1 |
---|
697 | CALL flxadjtq(paph(1,k), ptu(1,k), pqu(1,k), llflag, icall) |
---|
698 | c |
---|
699 | DO i = 1, klon |
---|
700 | IF (llflag(i).AND.pqu(i,k).NE.zqold(i)) THEN |
---|
701 | klab(i,k) = 2 |
---|
702 | plu(i,k) = plu(i,k) + zqold(i)-pqu(i,k) |
---|
703 | zbuo = ptu(i,k)*(1.+RETV*pqu(i,k))- |
---|
704 | . ptenh(i,k)*(1.+RETV*pqenh(i,k))+0.5 |
---|
705 | IF (zbuo.GT.0.) kcbot(i) = k |
---|
706 | IF (zbuo.GT.0.) ldcum(i) = .TRUE. |
---|
707 | ENDIF |
---|
708 | ENDDO |
---|
709 | c |
---|
710 | 290 CONTINUE |
---|
711 | c |
---|
712 | RETURN |
---|
713 | END |
---|
714 | SUBROUTINE flxasc(pdtime, ptenh, pqenh, pten, pqen, pqsen, |
---|
715 | . pgeo, pgeoh, pap, paph, pqte, pvervel, |
---|
716 | . ldland, ldcum, ktype, klab, ptu, pqu, plu, |
---|
717 | . pmfu, pmfub, pentr, pmfus, pmfuq, |
---|
718 | . pmful, plude, pdmfup, kcbot, kctop, kctop0, kcum, |
---|
719 | . pen_u, pde_u) |
---|
720 | USE dimphy |
---|
721 | IMPLICIT none |
---|
722 | C---------------------------------------------------------------------- |
---|
723 | C THIS ROUTINE DOES THE CALCULATIONS FOR CLOUD ASCENTS |
---|
724 | C FOR CUMULUS PARAMETERIZATION |
---|
725 | C---------------------------------------------------------------------- |
---|
726 | cym#include "dimensions.h" |
---|
727 | cym#include "dimphy.h" |
---|
728 | #include "YOMCST.h" |
---|
729 | #include "YOETHF.h" |
---|
730 | #include "YOECUMF.h" |
---|
731 | C |
---|
732 | REAL pdtime |
---|
733 | REAL pten(klon,klev), ptenh(klon,klev) |
---|
734 | REAL pqen(klon,klev), pqenh(klon,klev), pqsen(klon,klev) |
---|
735 | REAL pgeo(klon,klev), pgeoh(klon,klev) |
---|
736 | REAL pap(klon,klev), paph(klon,klev+1) |
---|
737 | REAL pqte(klon,klev) |
---|
738 | REAL pvervel(klon,klev) ! vitesse verticale en Pa/s |
---|
739 | C |
---|
740 | REAL pmfub(klon), pentr(klon) |
---|
741 | REAL ptu(klon,klev), pqu(klon,klev), plu(klon,klev) |
---|
742 | REAL plude(klon,klev) |
---|
743 | REAL pmfu(klon,klev), pmfus(klon,klev) |
---|
744 | REAL pmfuq(klon,klev), pmful(klon,klev) |
---|
745 | REAL pdmfup(klon,klev) |
---|
746 | INTEGER ktype(klon), klab(klon,klev), kcbot(klon), kctop(klon) |
---|
747 | INTEGER kctop0(klon) |
---|
748 | LOGICAL ldland(klon), ldcum(klon) |
---|
749 | C |
---|
750 | REAL pen_u(klon,klev), pde_u(klon,klev) |
---|
751 | REAL zqold(klon) |
---|
752 | REAL zdland(klon) |
---|
753 | LOGICAL llflag(klon) |
---|
754 | INTEGER k, i, is, icall, kcum |
---|
755 | REAL ztglace, zdphi, zqeen, zseen, zscde, zqude |
---|
756 | REAL zmfusk, zmfuqk, zmfulk, zbuo, zdnoprc, zprcon, zlnew |
---|
757 | c |
---|
758 | REAL zpbot(klon), zptop(klon), zrho(klon) |
---|
759 | REAL zdprho, zentr, zpmid, zmftest, zmfmax |
---|
760 | LOGICAL llo1, llo2 |
---|
761 | c |
---|
762 | REAL zwmax(klon), zzzmb |
---|
763 | INTEGER klwmin(klon) ! level of maximum vertical velocity |
---|
764 | C---------------------------------------------------------------------- |
---|
765 | ztglace = RTT - 13. |
---|
766 | c |
---|
767 | c Chercher le niveau ou la vitesse verticale est maximale: |
---|
768 | DO i = 1, klon |
---|
769 | klwmin(i) = klev |
---|
770 | zwmax(i) = 0.0 |
---|
771 | ENDDO |
---|
772 | DO k = klev, 3, -1 |
---|
773 | DO i = 1, klon |
---|
774 | IF (pvervel(i,k).LT.zwmax(i)) THEN |
---|
775 | zwmax(i) = pvervel(i,k) |
---|
776 | klwmin(i) = k |
---|
777 | ENDIF |
---|
778 | ENDDO |
---|
779 | ENDDO |
---|
780 | C---------------------------------------------------------------------- |
---|
781 | C SET DEFAULT VALUES |
---|
782 | C---------------------------------------------------------------------- |
---|
783 | DO i = 1, klon |
---|
784 | IF (.NOT.ldcum(i)) ktype(i)=0 |
---|
785 | ENDDO |
---|
786 | c |
---|
787 | DO k=1,klev |
---|
788 | DO i = 1, klon |
---|
789 | plu(i,k)=0. |
---|
790 | pmfu(i,k)=0. |
---|
791 | pmfus(i,k)=0. |
---|
792 | pmfuq(i,k)=0. |
---|
793 | pmful(i,k)=0. |
---|
794 | plude(i,k)=0. |
---|
795 | pdmfup(i,k)=0. |
---|
796 | IF(.NOT.ldcum(i).OR.ktype(i).EQ.3) klab(i,k)=0 |
---|
797 | IF(.NOT.ldcum(i).AND.paph(i,k).LT.4.E4) kctop0(i)=k |
---|
798 | ENDDO |
---|
799 | ENDDO |
---|
800 | c |
---|
801 | DO i = 1, klon |
---|
802 | IF (ldland(i)) THEN |
---|
803 | zdland(i)=3.0E4 |
---|
804 | zdphi=pgeoh(i,kctop0(i))-pgeoh(i,kcbot(i)) |
---|
805 | IF (ptu(i,kctop0(i)).GE.ztglace) zdland(i)=zdphi |
---|
806 | zdland(i)=MAX(3.0E4,zdland(i)) |
---|
807 | zdland(i)=MIN(5.0E4,zdland(i)) |
---|
808 | ENDIF |
---|
809 | ENDDO |
---|
810 | C |
---|
811 | C Initialiser les valeurs au niveau d'ascendance |
---|
812 | C |
---|
813 | DO i = 1, klon |
---|
814 | kctop(i) = klev-1 |
---|
815 | IF (.NOT.ldcum(i)) THEN |
---|
816 | kcbot(i) = klev-1 |
---|
817 | pmfub(i) = 0. |
---|
818 | pqu(i,klev) = 0. |
---|
819 | ENDIF |
---|
820 | pmfu(i,klev) = pmfub(i) |
---|
821 | pmfus(i,klev) = pmfub(i)*(RCPD*ptu(i,klev)+pgeoh(i,klev)) |
---|
822 | pmfuq(i,klev) = pmfub(i)*pqu(i,klev) |
---|
823 | ENDDO |
---|
824 | c |
---|
825 | DO i = 1, klon |
---|
826 | ldcum(i) = .FALSE. |
---|
827 | ENDDO |
---|
828 | C---------------------------------------------------------------------- |
---|
829 | C DO ASCENT: SUBCLOUD LAYER (klab=1) ,CLOUDS (klab=2) |
---|
830 | C BY DOING FIRST DRY-ADIABATIC ASCENT AND THEN |
---|
831 | C BY ADJUSTING T,Q AND L ACCORDINGLY IN *flxadjtq*, |
---|
832 | C THEN CHECK FOR BUOYANCY AND SET FLAGS ACCORDINGLY |
---|
833 | C---------------------------------------------------------------------- |
---|
834 | DO 480 k = klev-1,3,-1 |
---|
835 | c |
---|
836 | IF (LMFMID .AND. k.LT.klev-1 .AND. k.GT.klev/2) THEN |
---|
837 | DO i = 1, klon |
---|
838 | IF (.NOT.ldcum(i) .AND. klab(i,k+1).EQ.0 .AND. |
---|
839 | . pqen(i,k).GT.0.9*pqsen(i,k)) THEN |
---|
840 | ptu(i,k+1) = pten(i,k) +(pgeo(i,k)-pgeoh(i,k+1))/RCPD |
---|
841 | pqu(i,k+1) = pqen(i,k) |
---|
842 | plu(i,k+1) = 0.0 |
---|
843 | zzzmb = MAX(CMFCMIN, -pvervel(i,k)/RG) |
---|
844 | zmfmax = (paph(i,k)-paph(i,k-1))/(RG*pdtime) |
---|
845 | pmfub(i) = MIN(zzzmb,zmfmax) |
---|
846 | pmfu(i,k+1) = pmfub(i) |
---|
847 | pmfus(i,k+1) = pmfub(i)*(RCPD*ptu(i,k+1)+pgeoh(i,k+1)) |
---|
848 | pmfuq(i,k+1) = pmfub(i)*pqu(i,k+1) |
---|
849 | pmful(i,k+1) = 0.0 |
---|
850 | pdmfup(i,k+1) = 0.0 |
---|
851 | kcbot(i) = k |
---|
852 | klab(i,k+1) = 1 |
---|
853 | ktype(i) = 3 |
---|
854 | pentr(i) = ENTRMID |
---|
855 | ENDIF |
---|
856 | ENDDO |
---|
857 | ENDIF |
---|
858 | c |
---|
859 | is = 0 |
---|
860 | DO i = 1, klon |
---|
861 | is = is + klab(i,k+1) |
---|
862 | IF (klab(i,k+1) .EQ. 0) klab(i,k) = 0 |
---|
863 | llflag(i) = .FALSE. |
---|
864 | IF (klab(i,k+1) .GT. 0) llflag(i) = .TRUE. |
---|
865 | ENDDO |
---|
866 | IF (is .EQ. 0) GOTO 480 |
---|
867 | c |
---|
868 | c calculer le taux d'entrainement et de detrainement |
---|
869 | c |
---|
870 | DO i = 1, klon |
---|
871 | pen_u(i,k) = 0.0 |
---|
872 | pde_u(i,k) = 0.0 |
---|
873 | zrho(i)=paph(i,k+1)/(RD*ptenh(i,k+1)) |
---|
874 | zpbot(i)=paph(i,kcbot(i)) |
---|
875 | zptop(i)=paph(i,kctop0(i)) |
---|
876 | ENDDO |
---|
877 | c |
---|
878 | DO 125 i = 1, klon |
---|
879 | IF(ldcum(i)) THEN |
---|
880 | zdprho=(paph(i,k+1)-paph(i,k))/(RG*zrho(i)) |
---|
881 | zentr=pentr(i)*pmfu(i,k+1)*zdprho |
---|
882 | llo1=k.LT.kcbot(i) |
---|
883 | IF(llo1) pde_u(i,k)=zentr |
---|
884 | zpmid=0.5*(zpbot(i)+zptop(i)) |
---|
885 | llo2=llo1.AND.ktype(i).EQ.2.AND. |
---|
886 | . (zpbot(i)-paph(i,k).LT.0.2E5.OR. |
---|
887 | . paph(i,k).GT.zpmid) |
---|
888 | IF(llo2) pen_u(i,k)=zentr |
---|
889 | llo2=llo1.AND.(ktype(i).EQ.1.OR.ktype(i).EQ.3).AND. |
---|
890 | . (k.GE.MAX(klwmin(i),kctop0(i)+2).OR.pap(i,k).GT.zpmid) |
---|
891 | IF(llo2) pen_u(i,k)=zentr |
---|
892 | llo1=pen_u(i,k).GT.0..AND.(ktype(i).EQ.1.OR.ktype(i).EQ.2) |
---|
893 | IF(llo1) THEN |
---|
894 | zentr=zentr*(1.+3.*(1.-MIN(1.,(zpbot(i)-pap(i,k))/1.5E4))) |
---|
895 | pen_u(i,k)=pen_u(i,k)*(1.+3.*(1.-MIN(1., |
---|
896 | . (zpbot(i)-pap(i,k))/1.5E4))) |
---|
897 | pde_u(i,k)=pde_u(i,k)*(1.+3.*(1.-MIN(1., |
---|
898 | . (zpbot(i)-pap(i,k))/1.5E4))) |
---|
899 | ENDIF |
---|
900 | IF(llo2.AND.pqenh(i,k+1).GT.1.E-5) |
---|
901 | . pen_u(i,k)=zentr+MAX(pqte(i,k),0.)/pqenh(i,k+1)* |
---|
902 | . zrho(i)*zdprho |
---|
903 | ENDIF |
---|
904 | 125 CONTINUE |
---|
905 | c |
---|
906 | C---------------------------------------------------------------------- |
---|
907 | c DO ADIABATIC ASCENT FOR ENTRAINING/DETRAINING PLUME |
---|
908 | C---------------------------------------------------------------------- |
---|
909 | c |
---|
910 | DO 420 i = 1, klon |
---|
911 | IF (llflag(i)) THEN |
---|
912 | IF (k.LT.kcbot(i)) THEN |
---|
913 | zmftest = pmfu(i,k+1)+pen_u(i,k)-pde_u(i,k) |
---|
914 | zmfmax = MIN(zmftest,(paph(i,k)-paph(i,k-1))/(RG*pdtime)) |
---|
915 | pen_u(i,k)=MAX(pen_u(i,k)-MAX(0.0,zmftest-zmfmax),0.0) |
---|
916 | ENDIF |
---|
917 | pde_u(i,k)=MIN(pde_u(i,k),0.75*pmfu(i,k+1)) |
---|
918 | c calculer le flux de masse du niveau k a partir de celui du k+1 |
---|
919 | pmfu(i,k)=pmfu(i,k+1)+pen_u(i,k)-pde_u(i,k) |
---|
920 | c calculer les valeurs Su, Qu et l du niveau k dans le panache montant |
---|
921 | zqeen=pqenh(i,k+1)*pen_u(i,k) |
---|
922 | zseen=(RCPD*ptenh(i,k+1)+pgeoh(i,k+1))*pen_u(i,k) |
---|
923 | zscde=(RCPD*ptu(i,k+1)+pgeoh(i,k+1))*pde_u(i,k) |
---|
924 | zqude=pqu(i,k+1)*pde_u(i,k) |
---|
925 | plude(i,k)=plu(i,k+1)*pde_u(i,k) |
---|
926 | zmfusk=pmfus(i,k+1)+zseen-zscde |
---|
927 | zmfuqk=pmfuq(i,k+1)+zqeen-zqude |
---|
928 | zmfulk=pmful(i,k+1) -plude(i,k) |
---|
929 | plu(i,k)=zmfulk*(1./MAX(CMFCMIN,pmfu(i,k))) |
---|
930 | pqu(i,k)=zmfuqk*(1./MAX(CMFCMIN,pmfu(i,k))) |
---|
931 | ptu(i,k)=(zmfusk*(1./MAX(CMFCMIN,pmfu(i,k)))- |
---|
932 | 1 pgeoh(i,k))/RCPD |
---|
933 | ptu(i,k)=MAX(100.,ptu(i,k)) |
---|
934 | ptu(i,k)=MIN(400.,ptu(i,k)) |
---|
935 | zqold(i)=pqu(i,k) |
---|
936 | ELSE |
---|
937 | zqold(i)=0.0 |
---|
938 | ENDIF |
---|
939 | 420 CONTINUE |
---|
940 | c |
---|
941 | C---------------------------------------------------------------------- |
---|
942 | c DO CORRECTIONS FOR MOIST ASCENT BY ADJUSTING T,Q AND L |
---|
943 | C---------------------------------------------------------------------- |
---|
944 | c |
---|
945 | icall = 1 |
---|
946 | CALL flxadjtq(paph(1,k), ptu(1,k), pqu(1,k), llflag, icall) |
---|
947 | C |
---|
948 | DO 440 i = 1, klon |
---|
949 | IF(llflag(i).AND.pqu(i,k).NE.zqold(i)) THEN |
---|
950 | klab(i,k) = 2 |
---|
951 | plu(i,k) = plu(i,k)+zqold(i)-pqu(i,k) |
---|
952 | zbuo = ptu(i,k)*(1.+RETV*pqu(i,k))- |
---|
953 | . ptenh(i,k)*(1.+RETV*pqenh(i,k)) |
---|
954 | IF (klab(i,k+1).EQ.1) zbuo=zbuo+0.5 |
---|
955 | IF (zbuo.GT.0..AND.pmfu(i,k).GE.0.1*pmfub(i)) THEN |
---|
956 | kctop(i) = k |
---|
957 | ldcum(i) = .TRUE. |
---|
958 | zdnoprc = 1.5E4 |
---|
959 | IF (ldland(i)) zdnoprc = zdland(i) |
---|
960 | zprcon = CPRCON |
---|
961 | IF ((zpbot(i)-paph(i,k)).LT.zdnoprc) zprcon = 0.0 |
---|
962 | zlnew=plu(i,k)/(1.+zprcon*(pgeoh(i,k)-pgeoh(i,k+1))) |
---|
963 | pdmfup(i,k)=MAX(0.,(plu(i,k)-zlnew)*pmfu(i,k)) |
---|
964 | plu(i,k)=zlnew |
---|
965 | ELSE |
---|
966 | klab(i,k)=0 |
---|
967 | pmfu(i,k)=0. |
---|
968 | ENDIF |
---|
969 | ENDIF |
---|
970 | 440 CONTINUE |
---|
971 | DO 455 i = 1, klon |
---|
972 | IF (llflag(i)) THEN |
---|
973 | pmful(i,k)=plu(i,k)*pmfu(i,k) |
---|
974 | pmfus(i,k)=(RCPD*ptu(i,k)+pgeoh(i,k))*pmfu(i,k) |
---|
975 | pmfuq(i,k)=pqu(i,k)*pmfu(i,k) |
---|
976 | ENDIF |
---|
977 | 455 CONTINUE |
---|
978 | C |
---|
979 | 480 CONTINUE |
---|
980 | C---------------------------------------------------------------------- |
---|
981 | C DETERMINE CONVECTIVE FLUXES ABOVE NON-BUOYANCY LEVEL |
---|
982 | C (NOTE: CLOUD VARIABLES LIKE T,Q AND L ARE NOT |
---|
983 | C AFFECTED BY DETRAINMENT AND ARE ALREADY KNOWN |
---|
984 | C FROM PREVIOUS CALCULATIONS ABOVE) |
---|
985 | C---------------------------------------------------------------------- |
---|
986 | DO i = 1, klon |
---|
987 | IF (kctop(i).EQ.klev-1) ldcum(i) = .FALSE. |
---|
988 | kcbot(i) = MAX(kcbot(i),kctop(i)) |
---|
989 | ENDDO |
---|
990 | c |
---|
991 | ldcum(1)=ldcum(1) |
---|
992 | c |
---|
993 | is = 0 |
---|
994 | DO i = 1, klon |
---|
995 | if (ldcum(i)) is = is + 1 |
---|
996 | ENDDO |
---|
997 | kcum = is |
---|
998 | IF (is.EQ.0) GOTO 800 |
---|
999 | c |
---|
1000 | DO 530 i = 1, klon |
---|
1001 | IF (ldcum(i)) THEN |
---|
1002 | k=kctop(i)-1 |
---|
1003 | pde_u(i,k)=(1.-CMFCTOP)*pmfu(i,k+1) |
---|
1004 | plude(i,k)=pde_u(i,k)*plu(i,k+1) |
---|
1005 | pmfu(i,k)=pmfu(i,k+1)-pde_u(i,k) |
---|
1006 | zlnew=plu(i,k) |
---|
1007 | pdmfup(i,k)=MAX(0.,(plu(i,k)-zlnew)*pmfu(i,k)) |
---|
1008 | plu(i,k)=zlnew |
---|
1009 | pmfus(i,k)=(RCPD*ptu(i,k)+pgeoh(i,k))*pmfu(i,k) |
---|
1010 | pmfuq(i,k)=pqu(i,k)*pmfu(i,k) |
---|
1011 | pmful(i,k)=plu(i,k)*pmfu(i,k) |
---|
1012 | plude(i,k-1)=pmful(i,k) |
---|
1013 | ENDIF |
---|
1014 | 530 CONTINUE |
---|
1015 | C |
---|
1016 | 800 CONTINUE |
---|
1017 | RETURN |
---|
1018 | END |
---|
1019 | SUBROUTINE flxflux(pdtime, pqen, pqsen, ptenh, pqenh, pap |
---|
1020 | . , paph, ldland, pgeoh, kcbot, kctop, lddraf, kdtop |
---|
1021 | . , ktype, ldcum, pmfu, pmfd, pmfus, pmfds |
---|
1022 | . , pmfuq, pmfdq, pmful, plude, pdmfup, pdmfdp |
---|
1023 | . , pten, prfl, psfl, pdpmel, ktopm2 |
---|
1024 | . , pmflxr, pmflxs) |
---|
1025 | USE dimphy |
---|
1026 | IMPLICIT none |
---|
1027 | C---------------------------------------------------------------------- |
---|
1028 | C THIS ROUTINE DOES THE FINAL CALCULATION OF CONVECTIVE |
---|
1029 | C FLUXES IN THE CLOUD LAYER AND IN THE SUBCLOUD LAYER |
---|
1030 | C---------------------------------------------------------------------- |
---|
1031 | cym#include "dimensions.h" |
---|
1032 | cym#include "dimphy.h" |
---|
1033 | #include "YOMCST.h" |
---|
1034 | #include "YOETHF.h" |
---|
1035 | #include "YOECUMF.h" |
---|
1036 | C |
---|
1037 | REAL cevapcu(klev) |
---|
1038 | C ----------------------------------------------------------------- |
---|
1039 | REAL pqen(klon,klev), pqenh(klon,klev), pqsen(klon,klev) |
---|
1040 | REAL pten(klon,klev), ptenh(klon,klev) |
---|
1041 | REAL paph(klon,klev+1), pgeoh(klon,klev) |
---|
1042 | c |
---|
1043 | REAL pap(klon,klev) |
---|
1044 | REAL ztmsmlt, zdelta, zqsat |
---|
1045 | C |
---|
1046 | REAL pmfu(klon,klev), pmfus(klon,klev) |
---|
1047 | REAL pmfd(klon,klev), pmfds(klon,klev) |
---|
1048 | REAL pmfuq(klon,klev), pmful(klon,klev) |
---|
1049 | REAL pmfdq(klon,klev) |
---|
1050 | REAL plude(klon,klev) |
---|
1051 | REAL pdmfup(klon,klev), pdpmel(klon,klev) |
---|
1052 | cjq The variable maxpdmfdp(klon) has been introduced by Olivier Boucher |
---|
1053 | cjq 14/11/00 to fix the problem with the negative precipitation. |
---|
1054 | REAL pdmfdp(klon,klev), maxpdmfdp(klon,klev) |
---|
1055 | REAL prfl(klon), psfl(klon) |
---|
1056 | REAL pmflxr(klon,klev+1), pmflxs(klon,klev+1) |
---|
1057 | INTEGER kcbot(klon), kctop(klon), ktype(klon) |
---|
1058 | LOGICAL ldland(klon), ldcum(klon) |
---|
1059 | INTEGER k, kp, i |
---|
1060 | REAL zcons1, zcons2, zcucov, ztmelp2 |
---|
1061 | REAL pdtime, zdp, zzp, zfac, zsnmlt, zrfl, zrnew |
---|
1062 | REAL zrmin, zrfln, zdrfl |
---|
1063 | REAL zpds, zpdr, zdenom |
---|
1064 | INTEGER ktopm2, itop, ikb |
---|
1065 | c |
---|
1066 | LOGICAL lddraf(klon) |
---|
1067 | INTEGER kdtop(klon) |
---|
1068 | c |
---|
1069 | #include "FCTTRE.h" |
---|
1070 | c |
---|
1071 | DO 101 k=1,klev |
---|
1072 | CEVAPCU(k)=1.93E-6*261.*SQRT(1.E3/(38.3*0.293) |
---|
1073 | 1 *SQRT(0.5*(paph(1,k)+paph(1,k+1))/paph(1,klev+1)) ) * 0.5/RG |
---|
1074 | 101 CONTINUE |
---|
1075 | c |
---|
1076 | c SPECIFY CONSTANTS |
---|
1077 | c |
---|
1078 | zcons1 = RCPD/(RLMLT*RG*pdtime) |
---|
1079 | zcons2 = 1./(RG*pdtime) |
---|
1080 | zcucov = 0.05 |
---|
1081 | ztmelp2 = RTT + 2. |
---|
1082 | c |
---|
1083 | c DETERMINE FINAL CONVECTIVE FLUXES |
---|
1084 | c |
---|
1085 | itop=klev |
---|
1086 | DO 110 i = 1, klon |
---|
1087 | itop=MIN(itop,kctop(i)) |
---|
1088 | IF (.NOT.ldcum(i) .OR. kdtop(i).LT.kctop(i)) lddraf(i)=.FALSE. |
---|
1089 | IF(.NOT.ldcum(i)) ktype(i)=0 |
---|
1090 | 110 CONTINUE |
---|
1091 | c |
---|
1092 | ktopm2=itop-2 |
---|
1093 | DO 120 k=ktopm2,klev |
---|
1094 | DO 115 i = 1, klon |
---|
1095 | IF(ldcum(i).AND.k.GE.kctop(i)-1) THEN |
---|
1096 | pmfus(i,k)=pmfus(i,k)-pmfu(i,k)* |
---|
1097 | . (RCPD*ptenh(i,k)+pgeoh(i,k)) |
---|
1098 | pmfuq(i,k)=pmfuq(i,k)-pmfu(i,k)*pqenh(i,k) |
---|
1099 | zdp = 1.5E4 |
---|
1100 | IF ( ldland(i) ) zdp = 3.E4 |
---|
1101 | c |
---|
1102 | c l'eau liquide detrainee est precipitee quand certaines |
---|
1103 | c conditions sont reunies (sinon, elle est consideree |
---|
1104 | c evaporee dans l'environnement) |
---|
1105 | c |
---|
1106 | IF(paph(i,kcbot(i))-paph(i,kctop(i)).GE.zdp.AND. |
---|
1107 | . pqen(i,k-1).GT.0.8*pqsen(i,k-1)) |
---|
1108 | . pdmfup(i,k-1)=pdmfup(i,k-1)+plude(i,k-1) |
---|
1109 | c |
---|
1110 | IF(lddraf(i).AND.k.GE.kdtop(i)) THEN |
---|
1111 | pmfds(i,k)=pmfds(i,k)-pmfd(i,k)* |
---|
1112 | . (RCPD*ptenh(i,k)+pgeoh(i,k)) |
---|
1113 | pmfdq(i,k)=pmfdq(i,k)-pmfd(i,k)*pqenh(i,k) |
---|
1114 | ELSE |
---|
1115 | pmfd(i,k)=0. |
---|
1116 | pmfds(i,k)=0. |
---|
1117 | pmfdq(i,k)=0. |
---|
1118 | pdmfdp(i,k-1)=0. |
---|
1119 | END IF |
---|
1120 | ELSE |
---|
1121 | pmfu(i,k)=0. |
---|
1122 | pmfus(i,k)=0. |
---|
1123 | pmfuq(i,k)=0. |
---|
1124 | pmful(i,k)=0. |
---|
1125 | pdmfup(i,k-1)=0. |
---|
1126 | plude(i,k-1)=0. |
---|
1127 | pmfd(i,k)=0. |
---|
1128 | pmfds(i,k)=0. |
---|
1129 | pmfdq(i,k)=0. |
---|
1130 | pdmfdp(i,k-1)=0. |
---|
1131 | ENDIF |
---|
1132 | 115 CONTINUE |
---|
1133 | 120 CONTINUE |
---|
1134 | c |
---|
1135 | DO 130 k=ktopm2,klev |
---|
1136 | DO 125 i = 1, klon |
---|
1137 | IF(ldcum(i).AND.k.GT.kcbot(i)) THEN |
---|
1138 | ikb=kcbot(i) |
---|
1139 | zzp=((paph(i,klev+1)-paph(i,k))/ |
---|
1140 | . (paph(i,klev+1)-paph(i,ikb))) |
---|
1141 | IF (ktype(i).EQ.3) zzp = zzp**2 |
---|
1142 | pmfu(i,k)=pmfu(i,ikb)*zzp |
---|
1143 | pmfus(i,k)=pmfus(i,ikb)*zzp |
---|
1144 | pmfuq(i,k)=pmfuq(i,ikb)*zzp |
---|
1145 | pmful(i,k)=pmful(i,ikb)*zzp |
---|
1146 | ENDIF |
---|
1147 | 125 CONTINUE |
---|
1148 | 130 CONTINUE |
---|
1149 | c |
---|
1150 | c CALCULATE RAIN/SNOW FALL RATES |
---|
1151 | c CALCULATE MELTING OF SNOW |
---|
1152 | c CALCULATE EVAPORATION OF PRECIP |
---|
1153 | c |
---|
1154 | DO k = 1, klev+1 |
---|
1155 | DO i = 1, klon |
---|
1156 | pmflxr(i,k) = 0.0 |
---|
1157 | pmflxs(i,k) = 0.0 |
---|
1158 | ENDDO |
---|
1159 | ENDDO |
---|
1160 | DO k = ktopm2, klev |
---|
1161 | DO i = 1, klon |
---|
1162 | IF (ldcum(i)) THEN |
---|
1163 | IF (pmflxs(i,k).GT.0.0 .AND. pten(i,k).GT.ztmelp2) THEN |
---|
1164 | zfac=zcons1*(paph(i,k+1)-paph(i,k)) |
---|
1165 | zsnmlt=MIN(pmflxs(i,k),zfac*(pten(i,k)-ztmelp2)) |
---|
1166 | pdpmel(i,k)=zsnmlt |
---|
1167 | ztmsmlt=pten(i,k)-zsnmlt/zfac |
---|
1168 | zdelta=MAX(0.,SIGN(1.,RTT-ztmsmlt)) |
---|
1169 | zqsat=R2ES*FOEEW(ztmsmlt, zdelta) / pap(i,k) |
---|
1170 | zqsat=MIN(0.5,zqsat) |
---|
1171 | zqsat=zqsat/(1.-RETV *zqsat) |
---|
1172 | pqsen(i,k) = zqsat |
---|
1173 | ENDIF |
---|
1174 | IF (pten(i,k).GT.RTT) THEN |
---|
1175 | pmflxr(i,k+1)=pmflxr(i,k)+pdmfup(i,k)+pdmfdp(i,k)+pdpmel(i,k) |
---|
1176 | pmflxs(i,k+1)=pmflxs(i,k)-pdpmel(i,k) |
---|
1177 | ELSE |
---|
1178 | pmflxs(i,k+1)=pmflxs(i,k)+pdmfup(i,k)+pdmfdp(i,k) |
---|
1179 | pmflxr(i,k+1)=pmflxr(i,k) |
---|
1180 | ENDIF |
---|
1181 | c si la precipitation est negative, on ajuste le plux du |
---|
1182 | c panache descendant pour eliminer la negativite |
---|
1183 | IF ((pmflxr(i,k+1)+pmflxs(i,k+1)).LT.0.0) THEN |
---|
1184 | pdmfdp(i,k) = -pmflxr(i,k)-pmflxs(i,k)-pdmfup(i,k) |
---|
1185 | pmflxr(i,k+1) = 0.0 |
---|
1186 | pmflxs(i,k+1) = 0.0 |
---|
1187 | pdpmel(i,k) = 0.0 |
---|
1188 | ENDIF |
---|
1189 | ENDIF |
---|
1190 | ENDDO |
---|
1191 | ENDDO |
---|
1192 | c |
---|
1193 | cjq The new variable is initialized here. |
---|
1194 | cjq It contains the humidity which is fed to the downdraft |
---|
1195 | cjq by evaporation of precipitation in the column below the base |
---|
1196 | cjq of convection. |
---|
1197 | cjq |
---|
1198 | cjq In the former version, this term has been subtracted from precip |
---|
1199 | cjq as well as the evaporation. |
---|
1200 | cjq |
---|
1201 | DO k = 1, klev |
---|
1202 | DO i = 1, klon |
---|
1203 | maxpdmfdp(i,k)=0.0 |
---|
1204 | ENDDO |
---|
1205 | ENDDO |
---|
1206 | DO k = 1, klev |
---|
1207 | DO kp = k, klev |
---|
1208 | DO i = 1, klon |
---|
1209 | maxpdmfdp(i,k)=maxpdmfdp(i,k)+pdmfdp(i,kp) |
---|
1210 | ENDDO |
---|
1211 | ENDDO |
---|
1212 | ENDDO |
---|
1213 | cjq End of initialization |
---|
1214 | c |
---|
1215 | DO k = ktopm2, klev |
---|
1216 | DO i = 1, klon |
---|
1217 | IF (ldcum(i) .AND. k.GE.kcbot(i)) THEN |
---|
1218 | zrfl = pmflxr(i,k) + pmflxs(i,k) |
---|
1219 | IF (zrfl.GT.1.0E-20) THEN |
---|
1220 | zrnew=(MAX(0.,SQRT(zrfl/zcucov)- |
---|
1221 | . CEVAPCU(k)*(paph(i,k+1)-paph(i,k))* |
---|
1222 | . MAX(0.,pqsen(i,k)-pqen(i,k))))**2*zcucov |
---|
1223 | zrmin=zrfl-zcucov*MAX(0.,0.8*pqsen(i,k)-pqen(i,k)) |
---|
1224 | . *zcons2*(paph(i,k+1)-paph(i,k)) |
---|
1225 | zrnew=MAX(zrnew,zrmin) |
---|
1226 | zrfln=MAX(zrnew,0.) |
---|
1227 | zdrfl=MIN(0.,zrfln-zrfl) |
---|
1228 | cjq At least the amount of precipiation needed to feed the downdraft |
---|
1229 | cjq with humidity below the base of convection has to be left and can't |
---|
1230 | cjq be evaporated (surely the evaporation can't be positive): |
---|
1231 | zdrfl=MAX(zdrfl, |
---|
1232 | . MIN(-pmflxr(i,k)-pmflxs(i,k)-maxpdmfdp(i,k),0.0)) |
---|
1233 | cjq End of insertion |
---|
1234 | c |
---|
1235 | zdenom=1.0/MAX(1.0E-20,pmflxr(i,k)+pmflxs(i,k)) |
---|
1236 | IF (pten(i,k).GT.RTT) THEN |
---|
1237 | zpdr = pdmfdp(i,k) |
---|
1238 | zpds = 0.0 |
---|
1239 | ELSE |
---|
1240 | zpdr = 0.0 |
---|
1241 | zpds = pdmfdp(i,k) |
---|
1242 | ENDIF |
---|
1243 | pmflxr(i,k+1) = pmflxr(i,k) + zpdr + pdpmel(i,k) |
---|
1244 | . + zdrfl*pmflxr(i,k)*zdenom |
---|
1245 | pmflxs(i,k+1) = pmflxs(i,k) + zpds - pdpmel(i,k) |
---|
1246 | . + zdrfl*pmflxs(i,k)*zdenom |
---|
1247 | pdmfup(i,k) = pdmfup(i,k) + zdrfl |
---|
1248 | ELSE |
---|
1249 | pmflxr(i,k+1) = 0.0 |
---|
1250 | pmflxs(i,k+1) = 0.0 |
---|
1251 | pdmfdp(i,k) = 0.0 |
---|
1252 | pdpmel(i,k) = 0.0 |
---|
1253 | ENDIF |
---|
1254 | if (pmflxr(i,k) + pmflxs(i,k).lt.-1.e-26) |
---|
1255 | . write(*,*) 'precip. < 1e-16 ',pmflxr(i,k) + pmflxs(i,k) |
---|
1256 | ENDIF |
---|
1257 | ENDDO |
---|
1258 | ENDDO |
---|
1259 | c |
---|
1260 | DO 210 i = 1, klon |
---|
1261 | prfl(i) = pmflxr(i,klev+1) |
---|
1262 | psfl(i) = pmflxs(i,klev+1) |
---|
1263 | 210 CONTINUE |
---|
1264 | c |
---|
1265 | RETURN |
---|
1266 | END |
---|
1267 | SUBROUTINE flxdtdq(pdtime, ktopm2, paph, ldcum, pten |
---|
1268 | . , pmfus, pmfds, pmfuq, pmfdq, pmful, pdmfup, pdmfdp |
---|
1269 | . , pdpmel, dt_con, dq_con) |
---|
1270 | USE dimphy |
---|
1271 | IMPLICIT none |
---|
1272 | c---------------------------------------------------------------------- |
---|
1273 | c calculer les tendances T et Q |
---|
1274 | c---------------------------------------------------------------------- |
---|
1275 | cym#include "dimensions.h" |
---|
1276 | cym#include "dimphy.h" |
---|
1277 | #include "YOMCST.h" |
---|
1278 | #include "YOETHF.h" |
---|
1279 | #include "YOECUMF.h" |
---|
1280 | C ----------------------------------------------------------------- |
---|
1281 | LOGICAL llo1 |
---|
1282 | C |
---|
1283 | REAL pten(klon,klev), paph(klon,klev+1) |
---|
1284 | REAL pmfus(klon,klev), pmfuq(klon,klev), pmful(klon,klev) |
---|
1285 | REAL pmfds(klon,klev), pmfdq(klon,klev) |
---|
1286 | REAL pdmfup(klon,klev) |
---|
1287 | REAL pdmfdp(klon,klev) |
---|
1288 | REAL pdpmel(klon,klev) |
---|
1289 | LOGICAL ldcum(klon) |
---|
1290 | REAL dt_con(klon,klev), dq_con(klon,klev) |
---|
1291 | c |
---|
1292 | INTEGER ktopm2 |
---|
1293 | REAL pdtime |
---|
1294 | c |
---|
1295 | INTEGER i, k |
---|
1296 | REAL zalv, zdtdt, zdqdt |
---|
1297 | c |
---|
1298 | DO 210 k=ktopm2,klev-1 |
---|
1299 | DO 220 i = 1, klon |
---|
1300 | IF (ldcum(i)) THEN |
---|
1301 | llo1 = (pten(i,k)-RTT).GT.0. |
---|
1302 | zalv = RLSTT |
---|
1303 | IF (llo1) zalv = RLVTT |
---|
1304 | zdtdt=RG/(paph(i,k+1)-paph(i,k))/RCPD |
---|
1305 | . *(pmfus(i,k+1)-pmfus(i,k) |
---|
1306 | . +pmfds(i,k+1)-pmfds(i,k) |
---|
1307 | . -RLMLT*pdpmel(i,k) |
---|
1308 | . -zalv*(pmful(i,k+1)-pmful(i,k)-pdmfup(i,k)-pdmfdp(i,k)) |
---|
1309 | . ) |
---|
1310 | dt_con(i,k)=zdtdt |
---|
1311 | zdqdt=RG/(paph(i,k+1)-paph(i,k)) |
---|
1312 | . *(pmfuq(i,k+1)-pmfuq(i,k) |
---|
1313 | . +pmfdq(i,k+1)-pmfdq(i,k) |
---|
1314 | . +pmful(i,k+1)-pmful(i,k)-pdmfup(i,k)-pdmfdp(i,k)) |
---|
1315 | dq_con(i,k)=zdqdt |
---|
1316 | ENDIF |
---|
1317 | 220 CONTINUE |
---|
1318 | 210 CONTINUE |
---|
1319 | C |
---|
1320 | k = klev |
---|
1321 | DO 230 i = 1, klon |
---|
1322 | IF (ldcum(i)) THEN |
---|
1323 | llo1 = (pten(i,k)-RTT).GT.0. |
---|
1324 | zalv = RLSTT |
---|
1325 | IF (llo1) zalv = RLVTT |
---|
1326 | zdtdt=-RG/(paph(i,k+1)-paph(i,k))/RCPD |
---|
1327 | . *(pmfus(i,k)+pmfds(i,k)+RLMLT*pdpmel(i,k) |
---|
1328 | . -zalv*(pmful(i,k)+pdmfup(i,k)+pdmfdp(i,k))) |
---|
1329 | dt_con(i,k)=zdtdt |
---|
1330 | zdqdt=-RG/(paph(i,k+1)-paph(i,k)) |
---|
1331 | . *(pmfuq(i,k)+pmfdq(i,k)+pmful(i,k) |
---|
1332 | . +pdmfup(i,k)+pdmfdp(i,k)) |
---|
1333 | dq_con(i,k)=zdqdt |
---|
1334 | ENDIF |
---|
1335 | 230 CONTINUE |
---|
1336 | C |
---|
1337 | RETURN |
---|
1338 | END |
---|
1339 | SUBROUTINE flxdlfs(ptenh, pqenh, pgeoh, paph, ptu, pqu, |
---|
1340 | . ldcum, kcbot, kctop, pmfub, prfl, ptd, pqd, |
---|
1341 | . pmfd, pmfds, pmfdq, pdmfdp, kdtop, lddraf) |
---|
1342 | USE dimphy |
---|
1343 | IMPLICIT none |
---|
1344 | C |
---|
1345 | C---------------------------------------------------------------------- |
---|
1346 | C THIS ROUTINE CALCULATES LEVEL OF FREE SINKING FOR |
---|
1347 | C CUMULUS DOWNDRAFTS AND SPECIFIES T,Q,U AND V VALUES |
---|
1348 | C |
---|
1349 | C TO PRODUCE LFS-VALUES FOR CUMULUS DOWNDRAFTS |
---|
1350 | C FOR MASSFLUX CUMULUS PARAMETERIZATION |
---|
1351 | C |
---|
1352 | C INPUT ARE ENVIRONMENTAL VALUES OF T,Q,U,V,P,PHI |
---|
1353 | C AND UPDRAFT VALUES T,Q,U AND V AND ALSO |
---|
1354 | C CLOUD BASE MASSFLUX AND CU-PRECIPITATION RATE. |
---|
1355 | C IT RETURNS T,Q,U AND V VALUES AND MASSFLUX AT LFS. |
---|
1356 | C |
---|
1357 | C CHECK FOR NEGATIVE BUOYANCY OF AIR OF EQUAL PARTS OF |
---|
1358 | C MOIST ENVIRONMENTAL AIR AND CLOUD AIR. |
---|
1359 | C---------------------------------------------------------------------- |
---|
1360 | cym#include "dimensions.h" |
---|
1361 | cym#include "dimphy.h" |
---|
1362 | #include "YOMCST.h" |
---|
1363 | #include "YOETHF.h" |
---|
1364 | #include "YOECUMF.h" |
---|
1365 | C |
---|
1366 | REAL ptenh(klon,klev) |
---|
1367 | REAL pqenh(klon,klev) |
---|
1368 | REAL pgeoh(klon,klev), paph(klon,klev+1) |
---|
1369 | REAL ptu(klon,klev), pqu(klon,klev) |
---|
1370 | REAL pmfub(klon) |
---|
1371 | REAL prfl(klon) |
---|
1372 | C |
---|
1373 | REAL ptd(klon,klev), pqd(klon,klev) |
---|
1374 | REAL pmfd(klon,klev), pmfds(klon,klev), pmfdq(klon,klev) |
---|
1375 | REAL pdmfdp(klon,klev) |
---|
1376 | INTEGER kcbot(klon), kctop(klon), kdtop(klon) |
---|
1377 | LOGICAL ldcum(klon), lddraf(klon) |
---|
1378 | C |
---|
1379 | REAL ztenwb(klon,klev), zqenwb(klon,klev), zcond(klon) |
---|
1380 | REAL zttest, zqtest, zbuo, zmftop |
---|
1381 | LOGICAL llo2(klon) |
---|
1382 | INTEGER i, k, is, icall |
---|
1383 | C---------------------------------------------------------------------- |
---|
1384 | DO i= 1, klon |
---|
1385 | lddraf(i)=.FALSE. |
---|
1386 | kdtop(i)=klev+1 |
---|
1387 | ENDDO |
---|
1388 | C |
---|
1389 | C---------------------------------------------------------------------- |
---|
1390 | C DETERMINE LEVEL OF FREE SINKING BY |
---|
1391 | C DOING A SCAN FROM TOP TO BASE OF CUMULUS CLOUDS |
---|
1392 | C |
---|
1393 | C FOR EVERY POINT AND PROCEED AS FOLLOWS: |
---|
1394 | C (1) DETEMINE WET BULB ENVIRONMENTAL T AND Q |
---|
1395 | C (2) DO MIXING WITH CUMULUS CLOUD AIR |
---|
1396 | C (3) CHECK FOR NEGATIVE BUOYANCY |
---|
1397 | C |
---|
1398 | C THE ASSUMPTION IS THAT AIR OF DOWNDRAFTS IS MIXTURE |
---|
1399 | C OF 50% CLOUD AIR + 50% ENVIRONMENTAL AIR AT WET BULB |
---|
1400 | C TEMPERATURE (I.E. WHICH BECAME SATURATED DUE TO |
---|
1401 | C EVAPORATION OF RAIN AND CLOUD WATER) |
---|
1402 | C---------------------------------------------------------------------- |
---|
1403 | C |
---|
1404 | DO 290 k = 3, klev-3 |
---|
1405 | C |
---|
1406 | is=0 |
---|
1407 | DO 212 i= 1, klon |
---|
1408 | ztenwb(i,k)=ptenh(i,k) |
---|
1409 | zqenwb(i,k)=pqenh(i,k) |
---|
1410 | llo2(i) = ldcum(i).AND.prfl(i).GT.0. |
---|
1411 | . .AND..NOT.lddraf(i) |
---|
1412 | . .AND.(k.LT.kcbot(i).AND.k.GT.kctop(i)) |
---|
1413 | IF ( llo2(i) ) is = is + 1 |
---|
1414 | 212 CONTINUE |
---|
1415 | IF(is.EQ.0) GO TO 290 |
---|
1416 | C |
---|
1417 | icall=2 |
---|
1418 | CALL flxadjtq(paph(1,k), ztenwb(1,k), zqenwb(1,k), llo2, icall) |
---|
1419 | C |
---|
1420 | C---------------------------------------------------------------------- |
---|
1421 | C DO MIXING OF CUMULUS AND ENVIRONMENTAL AIR |
---|
1422 | C AND CHECK FOR NEGATIVE BUOYANCY. |
---|
1423 | C THEN SET VALUES FOR DOWNDRAFT AT LFS. |
---|
1424 | C---------------------------------------------------------------------- |
---|
1425 | DO 222 i= 1, klon |
---|
1426 | IF (llo2(i)) THEN |
---|
1427 | zttest=0.5*(ptu(i,k)+ztenwb(i,k)) |
---|
1428 | zqtest=0.5*(pqu(i,k)+zqenwb(i,k)) |
---|
1429 | zbuo=zttest*(1.+RETV*zqtest)- |
---|
1430 | . ptenh(i,k)*(1.+RETV *pqenh(i,k)) |
---|
1431 | zcond(i)=pqenh(i,k)-zqenwb(i,k) |
---|
1432 | zmftop=-CMFDEPS*pmfub(i) |
---|
1433 | IF (zbuo.LT.0..AND.prfl(i).GT.10.*zmftop*zcond(i)) THEN |
---|
1434 | kdtop(i)=k |
---|
1435 | lddraf(i)=.TRUE. |
---|
1436 | ptd(i,k)=zttest |
---|
1437 | pqd(i,k)=zqtest |
---|
1438 | pmfd(i,k)=zmftop |
---|
1439 | pmfds(i,k)=pmfd(i,k)*(RCPD*ptd(i,k)+pgeoh(i,k)) |
---|
1440 | pmfdq(i,k)=pmfd(i,k)*pqd(i,k) |
---|
1441 | pdmfdp(i,k-1)=-0.5*pmfd(i,k)*zcond(i) |
---|
1442 | prfl(i)=prfl(i)+pdmfdp(i,k-1) |
---|
1443 | ENDIF |
---|
1444 | ENDIF |
---|
1445 | 222 CONTINUE |
---|
1446 | c |
---|
1447 | 290 CONTINUE |
---|
1448 | C |
---|
1449 | RETURN |
---|
1450 | END |
---|
1451 | SUBROUTINE flxddraf(ptenh, pqenh, pgeoh, paph, prfl, |
---|
1452 | . ptd, pqd, pmfd, pmfds, pmfdq, pdmfdp, |
---|
1453 | . lddraf, pen_d, pde_d) |
---|
1454 | USE dimphy |
---|
1455 | IMPLICIT none |
---|
1456 | C |
---|
1457 | C---------------------------------------------------------------------- |
---|
1458 | C THIS ROUTINE CALCULATES CUMULUS DOWNDRAFT DESCENT |
---|
1459 | C |
---|
1460 | C TO PRODUCE THE VERTICAL PROFILES FOR CUMULUS DOWNDRAFTS |
---|
1461 | C (I.E. T,Q,U AND V AND FLUXES) |
---|
1462 | C |
---|
1463 | C INPUT IS T,Q,P,PHI,U,V AT HALF LEVELS. |
---|
1464 | C IT RETURNS FLUXES OF S,Q AND EVAPORATION RATE |
---|
1465 | C AND U,V AT LEVELS WHERE DOWNDRAFT OCCURS |
---|
1466 | C |
---|
1467 | C CALCULATE MOIST DESCENT FOR ENTRAINING/DETRAINING PLUME BY |
---|
1468 | C A) MOVING AIR DRY-ADIABATICALLY TO NEXT LEVEL BELOW AND |
---|
1469 | C B) CORRECTING FOR EVAPORATION TO OBTAIN SATURATED STATE. |
---|
1470 | C |
---|
1471 | C---------------------------------------------------------------------- |
---|
1472 | cym#include "dimensions.h" |
---|
1473 | cym#include "dimphy.h" |
---|
1474 | #include "YOMCST.h" |
---|
1475 | #include "YOETHF.h" |
---|
1476 | #include "YOECUMF.h" |
---|
1477 | C |
---|
1478 | REAL ptenh(klon,klev), pqenh(klon,klev) |
---|
1479 | REAL pgeoh(klon,klev), paph(klon,klev+1) |
---|
1480 | C |
---|
1481 | REAL ptd(klon,klev), pqd(klon,klev) |
---|
1482 | REAL pmfd(klon,klev), pmfds(klon,klev), pmfdq(klon,klev) |
---|
1483 | REAL pdmfdp(klon,klev) |
---|
1484 | REAL prfl(klon) |
---|
1485 | LOGICAL lddraf(klon) |
---|
1486 | C |
---|
1487 | REAL pen_d(klon,klev), pde_d(klon,klev), zcond(klon) |
---|
1488 | LOGICAL llo2(klon), llo1 |
---|
1489 | INTEGER i, k, is, icall, itopde |
---|
1490 | REAL zentr, zseen, zqeen, zsdde, zqdde, zmfdsk, zmfdqk, zdmfdp |
---|
1491 | REAL zbuo |
---|
1492 | C---------------------------------------------------------------------- |
---|
1493 | C CALCULATE MOIST DESCENT FOR CUMULUS DOWNDRAFT BY |
---|
1494 | C (A) CALCULATING ENTRAINMENT RATES, ASSUMING |
---|
1495 | C LINEAR DECREASE OF MASSFLUX IN PBL |
---|
1496 | C (B) DOING MOIST DESCENT - EVAPORATIVE COOLING |
---|
1497 | C AND MOISTENING IS CALCULATED IN *flxadjtq* |
---|
1498 | C (C) CHECKING FOR NEGATIVE BUOYANCY AND |
---|
1499 | C SPECIFYING FINAL T,Q,U,V AND DOWNWARD FLUXES |
---|
1500 | C |
---|
1501 | DO 180 k = 3, klev |
---|
1502 | c |
---|
1503 | is = 0 |
---|
1504 | DO i = 1, klon |
---|
1505 | llo2(i)=lddraf(i).AND.pmfd(i,k-1).LT.0. |
---|
1506 | IF (llo2(i)) is = is + 1 |
---|
1507 | ENDDO |
---|
1508 | IF (is.EQ.0) GOTO 180 |
---|
1509 | c |
---|
1510 | DO i = 1, klon |
---|
1511 | IF (llo2(i)) THEN |
---|
1512 | zentr = ENTRDD*pmfd(i,k-1)*RD*ptenh(i,k-1)/ |
---|
1513 | . (RG*paph(i,k-1))*(paph(i,k)-paph(i,k-1)) |
---|
1514 | pen_d(i,k) = zentr |
---|
1515 | pde_d(i,k) = zentr |
---|
1516 | ENDIF |
---|
1517 | ENDDO |
---|
1518 | c |
---|
1519 | itopde = klev-2 |
---|
1520 | IF (k.GT.itopde) THEN |
---|
1521 | DO i = 1, klon |
---|
1522 | IF (llo2(i)) THEN |
---|
1523 | pen_d(i,k)=0. |
---|
1524 | pde_d(i,k)=pmfd(i,itopde)* |
---|
1525 | . (paph(i,k)-paph(i,k-1))/(paph(i,klev+1)-paph(i,itopde)) |
---|
1526 | ENDIF |
---|
1527 | ENDDO |
---|
1528 | ENDIF |
---|
1529 | C |
---|
1530 | DO i = 1, klon |
---|
1531 | IF (llo2(i)) THEN |
---|
1532 | pmfd(i,k) = pmfd(i,k-1)+pen_d(i,k)-pde_d(i,k) |
---|
1533 | zseen = (RCPD*ptenh(i,k-1)+pgeoh(i,k-1))*pen_d(i,k) |
---|
1534 | zqeen = pqenh(i,k-1)*pen_d(i,k) |
---|
1535 | zsdde = (RCPD*ptd(i,k-1)+pgeoh(i,k-1))*pde_d(i,k) |
---|
1536 | zqdde = pqd(i,k-1)*pde_d(i,k) |
---|
1537 | zmfdsk = pmfds(i,k-1)+zseen-zsdde |
---|
1538 | zmfdqk = pmfdq(i,k-1)+zqeen-zqdde |
---|
1539 | pqd(i,k) = zmfdqk*(1./MIN(-CMFCMIN,pmfd(i,k))) |
---|
1540 | ptd(i,k) = (zmfdsk*(1./MIN(-CMFCMIN,pmfd(i,k)))- |
---|
1541 | . pgeoh(i,k))/RCPD |
---|
1542 | ptd(i,k) = MIN(400.,ptd(i,k)) |
---|
1543 | ptd(i,k) = MAX(100.,ptd(i,k)) |
---|
1544 | zcond(i) = pqd(i,k) |
---|
1545 | ENDIF |
---|
1546 | ENDDO |
---|
1547 | C |
---|
1548 | icall = 2 |
---|
1549 | CALL flxadjtq(paph(1,k), ptd(1,k), pqd(1,k), llo2, icall) |
---|
1550 | C |
---|
1551 | DO i = 1, klon |
---|
1552 | IF (llo2(i)) THEN |
---|
1553 | zcond(i) = zcond(i)-pqd(i,k) |
---|
1554 | zbuo = ptd(i,k)*(1.+RETV *pqd(i,k))- |
---|
1555 | . ptenh(i,k)*(1.+RETV *pqenh(i,k)) |
---|
1556 | llo1 = zbuo.LT.0..AND.(prfl(i)-pmfd(i,k)*zcond(i).GT.0.) |
---|
1557 | IF (.not.llo1) pmfd(i,k) = 0.0 |
---|
1558 | pmfds(i,k) = (RCPD*ptd(i,k)+pgeoh(i,k))*pmfd(i,k) |
---|
1559 | pmfdq(i,k) = pqd(i,k)*pmfd(i,k) |
---|
1560 | zdmfdp = -pmfd(i,k)*zcond(i) |
---|
1561 | pdmfdp(i,k-1) = zdmfdp |
---|
1562 | prfl(i) = prfl(i)+zdmfdp |
---|
1563 | ENDIF |
---|
1564 | ENDDO |
---|
1565 | c |
---|
1566 | 180 CONTINUE |
---|
1567 | RETURN |
---|
1568 | END |
---|
1569 | SUBROUTINE flxadjtq(pp, pt, pq, ldflag, kcall) |
---|
1570 | USE dimphy |
---|
1571 | IMPLICIT none |
---|
1572 | c====================================================================== |
---|
1573 | c Objet: ajustement entre T et Q |
---|
1574 | c====================================================================== |
---|
1575 | C NOTE: INPUT PARAMETER kcall DEFINES CALCULATION AS |
---|
1576 | C kcall=0 ENV. T AND QS IN*CUINI* |
---|
1577 | C kcall=1 CONDENSATION IN UPDRAFTS (E.G. CUBASE, CUASC) |
---|
1578 | C kcall=2 EVAPORATION IN DOWNDRAFTS (E.G. CUDLFS,CUDDRAF) |
---|
1579 | C |
---|
1580 | cym#include "dimensions.h" |
---|
1581 | cym#include "dimphy.h" |
---|
1582 | #include "YOMCST.h" |
---|
1583 | C |
---|
1584 | REAL pt(klon), pq(klon), pp(klon) |
---|
1585 | LOGICAL ldflag(klon) |
---|
1586 | INTEGER kcall |
---|
1587 | c |
---|
1588 | REAL zcond(klon), zcond1 |
---|
1589 | REAL Z5alvcp, z5alscp, zalvdcp, zalsdcp |
---|
1590 | REAL zdelta, zcvm5, zldcp, zqsat, zcor |
---|
1591 | INTEGER is, i |
---|
1592 | #include "YOETHF.h" |
---|
1593 | #include "FCTTRE.h" |
---|
1594 | C |
---|
1595 | z5alvcp = r5les*RLVTT/RCPD |
---|
1596 | z5alscp = r5ies*RLSTT/RCPD |
---|
1597 | zalvdcp = rlvtt/RCPD |
---|
1598 | zalsdcp = rlstt/RCPD |
---|
1599 | C |
---|
1600 | |
---|
1601 | DO i = 1, klon |
---|
1602 | zcond(i) = 0.0 |
---|
1603 | ENDDO |
---|
1604 | |
---|
1605 | DO 210 i =1, klon |
---|
1606 | IF (ldflag(i)) THEN |
---|
1607 | zdelta = MAX(0.,SIGN(1.,RTT-pt(i))) |
---|
1608 | zcvm5 = z5alvcp*(1.-zdelta) + zdelta*z5alscp |
---|
1609 | zldcp = zalvdcp*(1.-zdelta) + zdelta*zalsdcp |
---|
1610 | zqsat = R2ES*FOEEW(pt(i),zdelta) / pp(i) |
---|
1611 | zqsat = MIN(0.5,zqsat) |
---|
1612 | zcor = 1./(1.-RETV*zqsat) |
---|
1613 | zqsat = zqsat*zcor |
---|
1614 | zcond(i) = (pq(i)-zqsat) |
---|
1615 | . / (1. + FOEDE(pt(i), zdelta, zcvm5, zqsat, zcor)) |
---|
1616 | IF (kcall.EQ.1) zcond(i) = MAX(zcond(i),0.) |
---|
1617 | IF (kcall.EQ.2) zcond(i) = MIN(zcond(i),0.) |
---|
1618 | pt(i) = pt(i) + zldcp*zcond(i) |
---|
1619 | pq(i) = pq(i) - zcond(i) |
---|
1620 | ENDIF |
---|
1621 | 210 CONTINUE |
---|
1622 | C |
---|
1623 | is = 0 |
---|
1624 | DO i =1, klon |
---|
1625 | IF (zcond(i).NE.0.) is = is + 1 |
---|
1626 | ENDDO |
---|
1627 | IF (is.EQ.0) GOTO 230 |
---|
1628 | C |
---|
1629 | DO 220 i = 1, klon |
---|
1630 | IF(ldflag(i).AND.zcond(i).NE.0.) THEN |
---|
1631 | zdelta = MAX(0.,SIGN(1.,RTT-pt(i))) |
---|
1632 | zcvm5 = z5alvcp*(1.-zdelta) + zdelta*z5alscp |
---|
1633 | zldcp = zalvdcp*(1.-zdelta) + zdelta*zalsdcp |
---|
1634 | zqsat = R2ES* FOEEW(pt(i),zdelta) / pp(i) |
---|
1635 | zqsat = MIN(0.5,zqsat) |
---|
1636 | zcor = 1./(1.-RETV*zqsat) |
---|
1637 | zqsat = zqsat*zcor |
---|
1638 | zcond1 = (pq(i)-zqsat) |
---|
1639 | . / (1. + FOEDE(pt(i),zdelta,zcvm5,zqsat,zcor)) |
---|
1640 | pt(i) = pt(i) + zldcp*zcond1 |
---|
1641 | pq(i) = pq(i) - zcond1 |
---|
1642 | ENDIF |
---|
1643 | 220 CONTINUE |
---|
1644 | C |
---|
1645 | 230 CONTINUE |
---|
1646 | RETURN |
---|
1647 | END |
---|
1648 | SUBROUTINE flxsetup |
---|
1649 | IMPLICIT none |
---|
1650 | C |
---|
1651 | C THIS ROUTINE DEFINES DISPOSABLE PARAMETERS FOR MASSFLUX SCHEME |
---|
1652 | C |
---|
1653 | #include "YOECUMF.h" |
---|
1654 | C |
---|
1655 | ENTRPEN=1.0E-4 ! ENTRAINMENT RATE FOR PENETRATIVE CONVECTION |
---|
1656 | ENTRSCV=3.0E-4 ! ENTRAINMENT RATE FOR SHALLOW CONVECTION |
---|
1657 | ENTRMID=1.0E-4 ! ENTRAINMENT RATE FOR MIDLEVEL CONVECTION |
---|
1658 | ENTRDD =2.0E-4 ! ENTRAINMENT RATE FOR DOWNDRAFTS |
---|
1659 | CMFCTOP=0.33 ! RELATIVE CLOUD MASSFLUX AT LEVEL ABOVE NONBUO LEVEL |
---|
1660 | CMFCMAX=1.0 ! MAXIMUM MASSFLUX VALUE ALLOWED FOR UPDRAFTS ETC |
---|
1661 | CMFCMIN=1.E-10 ! MINIMUM MASSFLUX VALUE (FOR SAFETY) |
---|
1662 | CMFDEPS=0.3 ! FRACTIONAL MASSFLUX FOR DOWNDRAFTS AT LFS |
---|
1663 | CPRCON =2.0E-4 ! CONVERSION FROM CLOUD WATER TO RAIN |
---|
1664 | RHCDD=1. ! RELATIVE SATURATION IN DOWNDRAFRS (NO LONGER USED) |
---|
1665 | c (FORMULATION IMPLIES SATURATION) |
---|
1666 | LMFPEN = .TRUE. |
---|
1667 | LMFSCV = .TRUE. |
---|
1668 | LMFMID = .TRUE. |
---|
1669 | LMFDD = .TRUE. |
---|
1670 | LMFDUDV = .TRUE. |
---|
1671 | c |
---|
1672 | RETURN |
---|
1673 | END |
---|