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advyp.F @ 1

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1	!
2	! $Header$
3	!
4	SUBROUTINE ADVYP(LIMIT,DTY,PBARV,SM,S0,SSX,SY,SZ
5	. ,SSXX,SSXY,SSXZ,SYY,SYZ,SZZ,ntra )
6	IMPLICIT NONE
7	CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
8	C C
9	C second-order moments (SOM) advection of tracer in Y direction C
10	C C
11	CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
12	C C
13	C Source : Pascal Simon ( Meteo, CNRM ) C
14	C Adaptation : A.A. (LGGE) C
15	C Derniere Modif : 19/10/95 LAST
16	C C
17	C sont les arguments d'entree pour le s-pg C
18	C C
19	C argument de sortie du s-pg C
20	C C
21	CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
22	CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
23	C
24	C Rem : Probleme aux poles il faut reecrire ce cas specifique
25	C Attention au sens de l'indexation
26	C
27	C parametres principaux du modele
28	C
29	C
30	#include "dimensions.h"
31	#include "paramet.h"
32	#include "comconst.h"
33	#include "comvert.h"
34	#include "comgeom.h"
35
36	C Arguments :
37	C ----------
38	C dty : frequence fictive d'appel du transport
39	C parbu,pbarv : flux de masse en x et y en Pa.m2.s-1
40
41	INTEGER lon,lat,niv
42	INTEGER i,j,jv,k,kp,l
43	INTEGER ntra
44	C PARAMETER (ntra = 1)
45
46	REAL dty
47	REAL pbarv ( iip1,jjm, llm )
48
49	C moments: SM total mass in each grid box
50	C S0 mass of tracer in each grid box
51	C Si 1rst order moment in i direction
52	C
53	REAL SM(iip1,jjp1,llm)
54	+ ,S0(iip1,jjp1,llm,ntra)
55	REAL SSX(iip1,jjp1,llm,ntra)
56	+ ,SY(iip1,jjp1,llm,ntra)
57	+ ,SZ(iip1,jjp1,llm,ntra)
58	+ ,SSXX(iip1,jjp1,llm,ntra)
59	+ ,SSXY(iip1,jjp1,llm,ntra)
60	+ ,SSXZ(iip1,jjp1,llm,ntra)
61	+ ,SYY(iip1,jjp1,llm,ntra)
62	+ ,SYZ(iip1,jjp1,llm,ntra)
63	+ ,SZZ(iip1,jjp1,llm,ntra)
64	C
65	C Local :
66	C -------
67
68	C mass fluxes across the boundaries (UGRI,VGRI,WGRI)
69	C mass fluxes in kg
70	C declaration :
71
72	REAL VGRI(iip1,0:jjp1,llm)
73
74	C Rem : UGRI et WGRI ne sont pas utilises dans
75	C cette subroutine ( advection en y uniquement )
76	C Rem 2 :le dimensionnement de VGRI depend de celui de pbarv
77	C
78	C the moments F are similarly defined and used as temporary
79	C storage for portions of the grid boxes in transit
80	C
81	C the moments Fij are used as temporary storage for
82	C portions of the grid boxes in transit at the current level
83	C
84	C work arrays
85	C
86	C
87	REAL F0(iim,0:jjp1,ntra),FM(iim,0:jjp1)
88	REAL FX(iim,jjm,ntra),FY(iim,jjm,ntra)
89	REAL FZ(iim,jjm,ntra)
90	REAL FXX(iim,jjm,ntra),FXY(iim,jjm,ntra)
91	REAL FXZ(iim,jjm,ntra),FYY(iim,jjm,ntra)
92	REAL FYZ(iim,jjm,ntra),FZZ(iim,jjm,ntra)
93	REAL S00(ntra)
94	REAL SM0 ! Just temporal variable
95	C
96	C work arrays
97	C
98	REAL ALF(iim,0:jjp1),ALF1(iim,0:jjp1)
99	REAL ALFQ(iim,0:jjp1),ALF1Q(iim,0:jjp1)
100	REAL ALF2(iim,0:jjp1),ALF3(iim,0:jjp1)
101	REAL ALF4(iim,0:jjp1)
102	REAL TEMPTM ! Just temporal variable
103	REAL SLPMAX,S1MAX,S1NEW,S2NEW
104	c
105	C Special pour poles
106	c
107	REAL sbms,sfms,sfzs,sbmn,sfmn,sfzn
108	REAL sns0(ntra),snsz(ntra),snsm
109	REAL qy1(iim,llm,ntra),qylat(iim,llm,ntra)
110	REAL cx1(llm,ntra), cxLAT(llm,ntra)
111	REAL cy1(llm,ntra), cyLAT(llm,ntra)
112	REAL z1(iim), zcos(iim), zsin(iim)
113	REAL SSUM
114	EXTERNAL SSUM
115	C
116	REAL sqi,sqf
117	LOGICAL LIMIT
118
119	lon = iim ! rem : Il est possible qu'un pbl. arrive ici
120	lat = jjp1 ! a cause des dim. differentes entre les
121	niv = llm ! tab. S et VGRI
122
123	c-----------------------------------------------------------------
124	C initialisations
125
126	sbms = 0.
127	sfms = 0.
128	sfzs = 0.
129	sbmn = 0.
130	sfmn = 0.
131	sfzn = 0.
132
133	c-----------------------------------------------------------------
134	C *** Test : diag de la qtite totale de traceur dans
135	C l'atmosphere avant l'advection en Y
136	c
137	sqi = 0.
138	sqf = 0.
139
140	DO l = 1,llm
141	DO j = 1,jjp1
142	DO i = 1,iim
143	sqi = sqi + S0(i,j,l,ntra)
144	END DO
145	END DO
146	END DO
147	PRINT*,'---------- DIAG DANS ADVY - ENTREE --------'
148	PRINT*,'sqi=',sqi
149
150	c-----------------------------------------------------------------
151	C Interface : adaptation nouveau modele
152	C -------------------------------------
153	C
154	C Conversion des flux de masses en kg
155	C-AA 20/10/94 le signe -1 est necessaire car indexation opposee
156
157	DO 500 l = 1,llm
158	DO 500 j = 1,jjm
159	DO 500 i = 1,iip1
160	vgri (i,j,llm+1-l)=-1.*pbarv (i,j,l)
161	500 CONTINUE
162
163	CAA Initialisation de flux fictifs aux bords sup. des boites pol.
164
165	DO l = 1,llm
166	DO i = 1,iip1
167	vgri(i,0,l) = 0.
168	vgri(i,jjp1,l) = 0.
169	ENDDO
170	ENDDO
171	c
172	c----------------- START HERE -----------------------
173	C boucle sur les niveaux
174	C
175	DO 1 L=1,NIV
176	C
177	C place limits on appropriate moments before transport
178	C (if flux-limiting is to be applied)
179	C
180	IF(.NOT.LIMIT) GO TO 11
181	C
182	DO 10 JV=1,NTRA
183	DO 10 K=1,LAT
184	DO 100 I=1,LON
185	IF(S0(I,K,L,JV).GT.0.) THEN
186	SLPMAX=AMAX1(S0(I,K,L,JV),0.)
187	S1MAX=1.5*SLPMAX
188	S1NEW=AMIN1(S1MAX,AMAX1(-S1MAX,SY(I,K,L,JV)))
189	S2NEW=AMIN1( 2.*SLPMAX-ABS(S1NEW)/3. ,
190	+ AMAX1(ABS(S1NEW)-SLPMAX,SYY(I,K,L,JV)) )
191	SY (I,K,L,JV)=S1NEW
192	SYY(I,K,L,JV)=S2NEW
193	SSXY(I,K,L,JV)=AMIN1(SLPMAX,AMAX1(-SLPMAX,SSXY(I,K,L,JV)))
194	SYZ(I,K,L,JV)=AMIN1(SLPMAX,AMAX1(-SLPMAX,SYZ(I,K,L,JV)))
195	ELSE
196	SY (I,K,L,JV)=0.
197	SYY(I,K,L,JV)=0.
198	SSXY(I,K,L,JV)=0.
199	SYZ(I,K,L,JV)=0.
200	ENDIF
201	100 CONTINUE
202	10 CONTINUE
203	C
204	11 CONTINUE
205	C
206	C le flux a travers le pole Nord est traite separement
207	C
208	SM0=0.
209	DO 20 JV=1,NTRA
210	S00(JV)=0.
211	20 CONTINUE
212	C
213	DO 21 I=1,LON
214	C
215	IF(VGRI(I,0,L).LE.0.) THEN
216	FM(I,0)=-VGRI(I,0,L)*DTY
217	ALF(I,0)=FM(I,0)/SM(I,1,L)
218	SM(I,1,L)=SM(I,1,L)-FM(I,0)
219	SM0=SM0+FM(I,0)
220	ENDIF
221	C
222	ALFQ(I,0)=ALF(I,0)*ALF(I,0)
223	ALF1(I,0)=1.-ALF(I,0)
224	ALF1Q(I,0)=ALF1(I,0)*ALF1(I,0)
225	ALF2(I,0)=ALF1(I,0)-ALF(I,0)
226	ALF3(I,0)=ALF(I,0)*ALFQ(I,0)
227	ALF4(I,0)=ALF1(I,0)*ALF1Q(I,0)
228	C
229	21 CONTINUE
230	c print*,'ADVYP 21'
231	C
232	DO 22 JV=1,NTRA
233	DO 220 I=1,LON
234	C
235	IF(VGRI(I,0,L).LE.0.) THEN
236	C
237	F0(I,0,JV)=ALF(I,0)* ( S0(I,1,L,JV)-ALF1(I,0)*
238	+ ( SY(I,1,L,JV)-ALF2(I,0)*SYY(I,1,L,JV) ) )
239	C
240	S00(JV)=S00(JV)+F0(I,0,JV)
241	S0 (I,1,L,JV)=S0(I,1,L,JV)-F0(I,0,JV)
242	SY (I,1,L,JV)=ALF1Q(I,0)*
243	+ (SY(I,1,L,JV)+3.ALF(I,0)SYY(I,1,L,JV))
244	SYY(I,1,L,JV)=ALF4 (I,0)*SYY(I,1,L,JV)
245	SSX (I,1,L,JV)=ALF1 (I,0)*
246	+ (SSX(I,1,L,JV)+ALF(I,0)*SSXY(I,1,L,JV) )
247	SZ (I,1,L,JV)=ALF1 (I,0)*
248	+ (SZ(I,1,L,JV)+ALF(I,0)*SSXZ(I,1,L,JV) )
249	SSXX(I,1,L,JV)=ALF1 (I,0)*SSXX(I,1,L,JV)
250	SSXZ(I,1,L,JV)=ALF1 (I,0)*SSXZ(I,1,L,JV)
251	SZZ(I,1,L,JV)=ALF1 (I,0)*SZZ(I,1,L,JV)
252	SSXY(I,1,L,JV)=ALF1Q(I,0)*SSXY(I,1,L,JV)
253	SYZ(I,1,L,JV)=ALF1Q(I,0)*SYZ(I,1,L,JV)
254	C
255	ENDIF
256	C
257	220 CONTINUE
258	22 CONTINUE
259	C
260	DO 23 I=1,LON
261	IF(VGRI(I,0,L).GT.0.) THEN
262	FM(I,0)=VGRI(I,0,L)*DTY
263	ALF(I,0)=FM(I,0)/SM0
264	ENDIF
265	23 CONTINUE
266	C
267	DO 24 JV=1,NTRA
268	DO 240 I=1,LON
269	IF(VGRI(I,0,L).GT.0.) THEN
270	F0(I,0,JV)=ALF(I,0)*S00(JV)
271	ENDIF
272	240 CONTINUE
273	24 CONTINUE
274	C
275	C puts the temporary moments Fi into appropriate neighboring boxes
276	C
277	c print*,'av ADVYP 25'
278	DO 25 I=1,LON
279	C
280	IF(VGRI(I,0,L).GT.0.) THEN
281	SM(I,1,L)=SM(I,1,L)+FM(I,0)
282	ALF(I,0)=FM(I,0)/SM(I,1,L)
283	ENDIF
284	C
285	ALFQ(I,0)=ALF(I,0)*ALF(I,0)
286	ALF1(I,0)=1.-ALF(I,0)
287	ALF1Q(I,0)=ALF1(I,0)*ALF1(I,0)
288	ALF2(I,0)=ALF1(I,0)-ALF(I,0)
289	ALF3(I,0)=ALF1(I,0)*ALF(I,0)
290	C
291	25 CONTINUE
292	c print*,'av ADVYP 25'
293	C
294	DO 26 JV=1,NTRA
295	DO 260 I=1,LON
296	C
297	IF(VGRI(I,0,L).GT.0.) THEN
298	C
299	TEMPTM=ALF(I,0)S0(I,1,L,JV)-ALF1(I,0)F0(I,0,JV)
300	S0 (I,1,L,JV)=S0(I,1,L,JV)+F0(I,0,JV)
301	SYY(I,1,L,JV)=ALF1Q(I,0)*SYY(I,1,L,JV)
302	+ +5.( ALF3 (I,0)SY (I,1,L,JV)-ALF2(I,0)*TEMPTM )
303	SY (I,1,L,JV)=ALF1 (I,0)SY (I,1,L,JV)+3.TEMPTM
304	SSXY(I,1,L,JV)=ALF1 (I,0)SSXY(I,1,L,JV)+3.ALF(I,0)*SSX(I,1,L,JV)
305	SYZ(I,1,L,JV)=ALF1 (I,0)SYZ(I,1,L,JV)+3.ALF(I,0)*SZ(I,1,L,JV)
306	C
307	ENDIF
308	C
309	260 CONTINUE
310	26 CONTINUE
311	C
312	C calculate flux and moments between adjacent boxes
313	C 1- create temporary moments/masses for partial boxes in transit
314	C 2- reajusts moments remaining in the box
315	C
316	C flux from KP to K if V(K).lt.0 and from K to KP if V(K).gt.0
317	C
318	c print*,'av ADVYP 30'
319	DO 30 K=1,LAT-1
320	KP=K+1
321	DO 300 I=1,LON
322	C
323	IF(VGRI(I,K,L).LT.0.) THEN
324	FM(I,K)=-VGRI(I,K,L)*DTY
325	ALF(I,K)=FM(I,K)/SM(I,KP,L)
326	SM(I,KP,L)=SM(I,KP,L)-FM(I,K)
327	ELSE
328	FM(I,K)=VGRI(I,K,L)*DTY
329	ALF(I,K)=FM(I,K)/SM(I,K,L)
330	SM(I,K,L)=SM(I,K,L)-FM(I,K)
331	ENDIF
332	C
333	ALFQ(I,K)=ALF(I,K)*ALF(I,K)
334	ALF1(I,K)=1.-ALF(I,K)
335	ALF1Q(I,K)=ALF1(I,K)*ALF1(I,K)
336	ALF2(I,K)=ALF1(I,K)-ALF(I,K)
337	ALF3(I,K)=ALF(I,K)*ALFQ(I,K)
338	ALF4(I,K)=ALF1(I,K)*ALF1Q(I,K)
339	C
340	300 CONTINUE
341	30 CONTINUE
342	c print*,'ap ADVYP 30'
343	C
344	DO 31 JV=1,NTRA
345	DO 31 K=1,LAT-1
346	KP=K+1
347	DO 310 I=1,LON
348	C
349	IF(VGRI(I,K,L).LT.0.) THEN
350	C
351	F0 (I,K,JV)=ALF (I,K)* ( S0(I,KP,L,JV)-ALF1(I,K)*
352	+ ( SY(I,KP,L,JV)-ALF2(I,K)*SYY(I,KP,L,JV) ) )
353	FY (I,K,JV)=ALFQ(I,K)*
354	+ (SY(I,KP,L,JV)-3.ALF1(I,K)SYY(I,KP,L,JV))
355	FYY(I,K,JV)=ALF3(I,K)*SYY(I,KP,L,JV)
356	FX (I,K,JV)=ALF (I,K)*
357	+ (SSX(I,KP,L,JV)-ALF1(I,K)*SSXY(I,KP,L,JV))
358	FZ (I,K,JV)=ALF (I,K)*
359	+ (SZ(I,KP,L,JV)-ALF1(I,K)*SYZ(I,KP,L,JV))
360	FXY(I,K,JV)=ALFQ(I,K)*SSXY(I,KP,L,JV)
361	FYZ(I,K,JV)=ALFQ(I,K)*SYZ(I,KP,L,JV)
362	FXX(I,K,JV)=ALF (I,K)*SSXX(I,KP,L,JV)
363	FXZ(I,K,JV)=ALF (I,K)*SSXZ(I,KP,L,JV)
364	FZZ(I,K,JV)=ALF (I,K)*SZZ(I,KP,L,JV)
365	C
366	S0 (I,KP,L,JV)=S0(I,KP,L,JV)-F0(I,K,JV)
367	SY (I,KP,L,JV)=ALF1Q(I,K)*
368	+ (SY(I,KP,L,JV)+3.ALF(I,K)SYY(I,KP,L,JV))
369	SYY(I,KP,L,JV)=ALF4(I,K)*SYY(I,KP,L,JV)
370	SSX (I,KP,L,JV)=SSX (I,KP,L,JV)-FX (I,K,JV)
371	SZ (I,KP,L,JV)=SZ (I,KP,L,JV)-FZ (I,K,JV)
372	SSXX(I,KP,L,JV)=SSXX(I,KP,L,JV)-FXX(I,K,JV)
373	SSXZ(I,KP,L,JV)=SSXZ(I,KP,L,JV)-FXZ(I,K,JV)
374	SZZ(I,KP,L,JV)=SZZ(I,KP,L,JV)-FZZ(I,K,JV)
375	SSXY(I,KP,L,JV)=ALF1Q(I,K)*SSXY(I,KP,L,JV)
376	SYZ(I,KP,L,JV)=ALF1Q(I,K)*SYZ(I,KP,L,JV)
377	C
378	ELSE
379	C
380	F0 (I,K,JV)=ALF (I,K)* ( S0(I,K,L,JV)+ALF1(I,K)*
381	+ ( SY(I,K,L,JV)+ALF2(I,K)*SYY(I,K,L,JV) ) )
382	FY (I,K,JV)=ALFQ(I,K)*
383	+ (SY(I,K,L,JV)+3.ALF1(I,K)SYY(I,K,L,JV))
384	FYY(I,K,JV)=ALF3(I,K)*SYY(I,K,L,JV)
385	FX (I,K,JV)=ALF (I,K)(SSX(I,K,L,JV)+ALF1(I,K)SSXY(I,K,L,JV))
386	FZ (I,K,JV)=ALF (I,K)(SZ(I,K,L,JV)+ALF1(I,K)SYZ(I,K,L,JV))
387	FXY(I,K,JV)=ALFQ(I,K)*SSXY(I,K,L,JV)
388	FYZ(I,K,JV)=ALFQ(I,K)*SYZ(I,K,L,JV)
389	FXX(I,K,JV)=ALF (I,K)*SSXX(I,K,L,JV)
390	FXZ(I,K,JV)=ALF (I,K)*SSXZ(I,K,L,JV)
391	FZZ(I,K,JV)=ALF (I,K)*SZZ(I,K,L,JV)
392	C
393	S0 (I,K,L,JV)=S0 (I,K,L,JV)-F0 (I,K,JV)
394	SY (I,K,L,JV)=ALF1Q(I,K)*
395	+ (SY(I,K,L,JV)-3.ALF(I,K)SYY(I,K,L,JV))
396	SYY(I,K,L,JV)=ALF4(I,K)*SYY(I,K,L,JV)
397	SSX (I,K,L,JV)=SSX (I,K,L,JV)-FX (I,K,JV)
398	SZ (I,K,L,JV)=SZ (I,K,L,JV)-FZ (I,K,JV)
399	SSXX(I,K,L,JV)=SSXX(I,K,L,JV)-FXX(I,K,JV)
400	SSXZ(I,K,L,JV)=SSXZ(I,K,L,JV)-FXZ(I,K,JV)
401	SZZ(I,K,L,JV)=SZZ(I,K,L,JV)-FZZ(I,K,JV)
402	SSXY(I,K,L,JV)=ALF1Q(I,K)*SSXY(I,K,L,JV)
403	SYZ(I,K,L,JV)=ALF1Q(I,K)*SYZ(I,K,L,JV)
404	C
405	ENDIF
406	C
407	310 CONTINUE
408	31 CONTINUE
409	c print*,'ap ADVYP 31'
410	C
411	C puts the temporary moments Fi into appropriate neighboring boxes
412	C
413	DO 32 K=1,LAT-1
414	KP=K+1
415	DO 320 I=1,LON
416	C
417	IF(VGRI(I,K,L).LT.0.) THEN
418	SM(I,K,L)=SM(I,K,L)+FM(I,K)
419	ALF(I,K)=FM(I,K)/SM(I,K,L)
420	ELSE
421	SM(I,KP,L)=SM(I,KP,L)+FM(I,K)
422	ALF(I,K)=FM(I,K)/SM(I,KP,L)
423	ENDIF
424	C
425	ALFQ(I,K)=ALF(I,K)*ALF(I,K)
426	ALF1(I,K)=1.-ALF(I,K)
427	ALF1Q(I,K)=ALF1(I,K)*ALF1(I,K)
428	ALF2(I,K)=ALF1(I,K)-ALF(I,K)
429	ALF3(I,K)=ALF1(I,K)*ALF(I,K)
430	C
431	320 CONTINUE
432	32 CONTINUE
433	c print*,'ap ADVYP 32'
434	C
435	DO 33 JV=1,NTRA
436	DO 33 K=1,LAT-1
437	KP=K+1
438	DO 330 I=1,LON
439	C
440	IF(VGRI(I,K,L).LT.0.) THEN
441	C
442	TEMPTM=-ALF(I,K)S0(I,K,L,JV)+ALF1(I,K)F0(I,K,JV)
443	S0 (I,K,L,JV)=S0(I,K,L,JV)+F0(I,K,JV)
444	SYY(I,K,L,JV)=ALFQ(I,K)FYY(I,K,JV)+ALF1Q(I,K)SYY(I,K,L,JV)
445	+ +5.( ALF3(I,K)(FY(I,K,JV)-SY(I,K,L,JV))+ALF2(I,K)*TEMPTM )
446	SY (I,K,L,JV)=ALF(I,K)FY(I,K,JV)+ALF1(I,K)SY(I,K,L,JV)
447	+ +3.*TEMPTM
448	SSXY(I,K,L,JV)=ALF (I,K)FXY(I,K,JV)+ALF1(I,K)SSXY(I,K,L,JV)
449	+ +3.(ALF1(I,K)FX (I,K,JV)-ALF (I,K)*SSX (I,K,L,JV))
450	SYZ(I,K,L,JV)=ALF (I,K)FYZ(I,K,JV)+ALF1(I,K)SYZ(I,K,L,JV)
451	+ +3.(ALF1(I,K)FZ (I,K,JV)-ALF (I,K)*SZ (I,K,L,JV))
452	SSX (I,K,L,JV)=SSX (I,K,L,JV)+FX (I,K,JV)
453	SZ (I,K,L,JV)=SZ (I,K,L,JV)+FZ (I,K,JV)
454	SSXX(I,K,L,JV)=SSXX(I,K,L,JV)+FXX(I,K,JV)
455	SSXZ(I,K,L,JV)=SSXZ(I,K,L,JV)+FXZ(I,K,JV)
456	SZZ(I,K,L,JV)=SZZ(I,K,L,JV)+FZZ(I,K,JV)
457	C
458	ELSE
459	C
460	TEMPTM=ALF(I,K)S0(I,KP,L,JV)-ALF1(I,K)F0(I,K,JV)
461	S0 (I,KP,L,JV)=S0(I,KP,L,JV)+F0(I,K,JV)
462	SYY(I,KP,L,JV)=ALFQ(I,K)FYY(I,K,JV)+ALF1Q(I,K)SYY(I,KP,L,JV)
463	+ +5.( ALF3(I,K)(SY(I,KP,L,JV)-FY(I,K,JV))-ALF2(I,K)*TEMPTM )
464	SY (I,KP,L,JV)=ALF(I,K)FY(I,K,JV)+ALF1(I,K)SY(I,KP,L,JV)
465	+ +3.*TEMPTM
466	SSXY(I,KP,L,JV)=ALF(I,K)FXY(I,K,JV)+ALF1(I,K)SSXY(I,KP,L,JV)
467	+ +3.(ALF(I,K)SSX(I,KP,L,JV)-ALF1(I,K)*FX(I,K,JV))
468	SYZ(I,KP,L,JV)=ALF(I,K)FYZ(I,K,JV)+ALF1(I,K)SYZ(I,KP,L,JV)
469	+ +3.(ALF(I,K)SZ(I,KP,L,JV)-ALF1(I,K)*FZ(I,K,JV))
470	SSX (I,KP,L,JV)=SSX (I,KP,L,JV)+FX (I,K,JV)
471	SZ (I,KP,L,JV)=SZ (I,KP,L,JV)+FZ (I,K,JV)
472	SSXX(I,KP,L,JV)=SSXX(I,KP,L,JV)+FXX(I,K,JV)
473	SSXZ(I,KP,L,JV)=SSXZ(I,KP,L,JV)+FXZ(I,K,JV)
474	SZZ(I,KP,L,JV)=SZZ(I,KP,L,JV)+FZZ(I,K,JV)
475	C
476	ENDIF
477	C
478	330 CONTINUE
479	33 CONTINUE
480	c print*,'ap ADVYP 33'
481	C
482	C traitement special pour le pole Sud (idem pole Nord)
483	C
484	K=LAT
485	C
486	SM0=0.
487	DO 40 JV=1,NTRA
488	S00(JV)=0.
489	40 CONTINUE
490	C
491	DO 41 I=1,LON
492	C
493	IF(VGRI(I,K,L).GE.0.) THEN
494	FM(I,K)=VGRI(I,K,L)*DTY
495	ALF(I,K)=FM(I,K)/SM(I,K,L)
496	SM(I,K,L)=SM(I,K,L)-FM(I,K)
497	SM0=SM0+FM(I,K)
498	ENDIF
499	C
500	ALFQ(I,K)=ALF(I,K)*ALF(I,K)
501	ALF1(I,K)=1.-ALF(I,K)
502	ALF1Q(I,K)=ALF1(I,K)*ALF1(I,K)
503	ALF2(I,K)=ALF1(I,K)-ALF(I,K)
504	ALF3(I,K)=ALF(I,K)*ALFQ(I,K)
505	ALF4(I,K)=ALF1(I,K)*ALF1Q(I,K)
506	C
507	41 CONTINUE
508	c print*,'ap ADVYP 41'
509	C
510	DO 42 JV=1,NTRA
511	DO 420 I=1,LON
512	C
513	IF(VGRI(I,K,L).GE.0.) THEN
514	F0 (I,K,JV)=ALF(I,K)* ( S0(I,K,L,JV)+ALF1(I,K)*
515	+ ( SY(I,K,L,JV)+ALF2(I,K)*SYY(I,K,L,JV) ) )
516	S00(JV)=S00(JV)+F0(I,K,JV)
517	C
518	S0 (I,K,L,JV)=S0 (I,K,L,JV)-F0 (I,K,JV)
519	SY (I,K,L,JV)=ALF1Q(I,K)*
520	+ (SY(I,K,L,JV)-3.ALF(I,K)SYY(I,K,L,JV))
521	SYY(I,K,L,JV)=ALF4 (I,K)*SYY(I,K,L,JV)
522	SSX (I,K,L,JV)=ALF1(I,K)(SSX(I,K,L,JV)-ALF(I,K)SSXY(I,K,L,JV))
523	SZ (I,K,L,JV)=ALF1(I,K)(SZ(I,K,L,JV)-ALF(I,K)SYZ(I,K,L,JV))
524	SSXX(I,K,L,JV)=ALF1 (I,K)*SSXX(I,K,L,JV)
525	SSXZ(I,K,L,JV)=ALF1 (I,K)*SSXZ(I,K,L,JV)
526	SZZ(I,K,L,JV)=ALF1 (I,K)*SZZ(I,K,L,JV)
527	SSXY(I,K,L,JV)=ALF1Q(I,K)*SSXY(I,K,L,JV)
528	SYZ(I,K,L,JV)=ALF1Q(I,K)*SYZ(I,K,L,JV)
529	ENDIF
530	C
531	420 CONTINUE
532	42 CONTINUE
533	c print*,'ap ADVYP 42'
534	C
535	DO 43 I=1,LON
536	IF(VGRI(I,K,L).LT.0.) THEN
537	FM(I,K)=-VGRI(I,K,L)*DTY
538	ALF(I,K)=FM(I,K)/SM0
539	ENDIF
540	43 CONTINUE
541	c print*,'ap ADVYP 43'
542	C
543	DO 44 JV=1,NTRA
544	DO 440 I=1,LON
545	IF(VGRI(I,K,L).LT.0.) THEN
546	F0(I,K,JV)=ALF(I,K)*S00(JV)
547	ENDIF
548	440 CONTINUE
549	44 CONTINUE
550	C
551	C puts the temporary moments Fi into appropriate neighboring boxes
552	C
553	DO 45 I=1,LON
554	C
555	IF(VGRI(I,K,L).LT.0.) THEN
556	SM(I,K,L)=SM(I,K,L)+FM(I,K)
557	ALF(I,K)=FM(I,K)/SM(I,K,L)
558	ENDIF
559	C
560	ALFQ(I,K)=ALF(I,K)*ALF(I,K)
561	ALF1(I,K)=1.-ALF(I,K)
562	ALF1Q(I,K)=ALF1(I,K)*ALF1(I,K)
563	ALF2(I,K)=ALF1(I,K)-ALF(I,K)
564	ALF3(I,K)=ALF1(I,K)*ALF(I,K)
565	C
566	45 CONTINUE
567	c print*,'ap ADVYP 45'
568	C
569	DO 46 JV=1,NTRA
570	DO 460 I=1,LON
571	C
572	IF(VGRI(I,K,L).LT.0.) THEN
573	C
574	TEMPTM=-ALF(I,K)S0(I,K,L,JV)+ALF1(I,K)F0(I,K,JV)
575	S0 (I,K,L,JV)=S0(I,K,L,JV)+F0(I,K,JV)
576	SYY(I,K,L,JV)=ALF1Q(I,K)*SYY(I,K,L,JV)
577	+ +5.(-ALF3 (I,K)SY (I,K,L,JV)+ALF2(I,K)*TEMPTM )
578	SY (I,K,L,JV)=ALF1(I,K)SY (I,K,L,JV)+3.TEMPTM
579	SSXY(I,K,L,JV)=ALF1(I,K)SSXY(I,K,L,JV)-3.ALF(I,K)*SSX(I,K,L,JV)
580	SYZ(I,K,L,JV)=ALF1(I,K)SYZ(I,K,L,JV)-3.ALF(I,K)*SZ(I,K,L,JV)
581	C
582	ENDIF
583	C
584	460 CONTINUE
585	46 CONTINUE
586	c print*,'ap ADVYP 46'
587	C
588	1 CONTINUE
589
590	c--------------------------------------------------
591	C bouclage cyclique horizontal .
592
593	DO l = 1,llm
594	DO jv = 1,ntra
595	DO j = 1,jjp1
596	SM(iip1,j,l) = SM(1,j,l)
597	S0(iip1,j,l,jv) = S0(1,j,l,jv)
598	SSX(iip1,j,l,jv) = SSX(1,j,l,jv)
599	SY(iip1,j,l,jv) = SY(1,j,l,jv)
600	SZ(iip1,j,l,jv) = SZ(1,j,l,jv)
601	END DO
602	END DO
603	END DO
604
605	c -------------------------------------------------------------------
606	C *** Test negativite:
607
608	c DO jv = 1,ntra
609	c DO l = 1,llm
610	c DO j = 1,jjp1
611	c DO i = 1,iip1
612	c IF (s0( i,j,l,jv ).lt.0.) THEN
613	c PRINT*, '------ S0 < 0 en FIN ADVYP ---'
614	c PRINT*, 'S0(',i,j,l,jv,')=', S0(i,j,l,jv)
615	cc STOP
616	c ENDIF
617	c ENDDO
618	c ENDDO
619	c ENDDO
620	c ENDDO
621
622
623	c -------------------------------------------------------------------
624	C *** Test : diag de la qtite totale de traceur dans
625	C l'atmosphere avant l'advection en Y
626
627	DO l = 1,llm
628	DO j = 1,jjp1
629	DO i = 1,iim
630	sqf = sqf + S0(i,j,l,ntra)
631	END DO
632	END DO
633	END DO
634	PRINT*,'---------- DIAG DANS ADVY - SORTIE --------'
635	PRINT*,'sqf=',sqf
636	c print*,'ap ADVYP fin'
637
638	c-----------------------------------------------------------------
639	C
640	RETURN
641	END
642
643
644
645
646
647
648
649
650
651
652
653

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