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leapfrog.F

Last change on this file was 222, checked in by ymipsl, 10 years ago

Creating temporary dynamico/lmdz/saturn branche

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1	!
2	! $Id: leapfrog.F 1446 2010-10-22 09:27:25Z emillour $
3	!
4	c
5	c
6	SUBROUTINE leapfrog(ucov,vcov,teta,ps,masse,phis,q,
7	& time_0)
8
9
10	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
11	#ifdef CPP_IOIPSL
12	use IOIPSL
13	#endif
14	USE infotrac, ONLY: nqtot
15	USE guide_mod, ONLY : guide_main
16	USE write_field, ONLY: writefield
17	USE control_mod, ONLY: planet_type,nday,day_step,iperiod,iphysiq,
18	& less1day,fractday,ndynstep,iconser,
19	& dissip_period,offline,ip_ebil_dyn,
20	& ok_dynzon,periodav,ok_dyn_ave,iecri,
21	& ok_dyn_ins,output_grads_dyn
22	use exner_hyb_m, only: exner_hyb
23	use exner_milieu_m, only: exner_milieu
24	use cpdet_mod, only: cpdet,tpot2t,t2tpot
25	use sponge_mod, only: callsponge,mode_sponge,sponge
26	use comuforc_h
27
28	IMPLICIT NONE
29
30	c ...... Version du 10/01/98 ..........
31
32	c avec coordonnees verticales hybrides
33	c avec nouveaux operat. dissipation * ( gradiv2,divgrad2,nxgraro2 )
34
35	c=======================================================================
36	c
37	c Auteur: P. Le Van /L. Fairhead/F.Hourdin
38	c -------
39	c
40	c Objet:
41	c ------
42	c
43	c GCM LMD nouvelle grille
44	c
45	c=======================================================================
46	c
47	c ... Dans inigeom , nouveaux calculs pour les elongations cu , cv
48	c et possibilite d'appeler une fonction f(y) a derivee tangente
49	c hyperbolique a la place de la fonction a derivee sinusoidale.
50
51	c ... Possibilite de choisir le shema pour l'advection de
52	c q , en modifiant iadv dans traceur.def (10/02) .
53	c
54	c Pour Van-Leer + Vapeur d'eau saturee, iadv(1)=4. (F.Codron,10/99)
55	c Pour Van-Leer iadv=10
56	c
57	c-----------------------------------------------------------------------
58	c Declarations:
59	c -------------
60
61	#include "dimensions.h"
62	#include "paramet.h"
63	#include "comconst.h"
64	#include "comdissnew.h"
65	#include "comvert.h"
66	#include "comgeom.h"
67	#include "logic.h"
68	#include "temps.h"
69	#include "ener.h"
70	#include "description.h"
71	#include "serre.h"
72	!#include "com_io_dyn.h"
73	#include "iniprint.h"
74	#include "academic.h"
75
76	! FH 2008/05/09 On elimine toutes les clefs physiques dans la dynamique
77	! #include "clesphys.h"
78
79	REAL,INTENT(IN) :: time_0 ! not used
80
81	c dynamical variables:
82	REAL,INTENT(INOUT) :: ucov(ip1jmp1,llm) ! zonal covariant wind
83	REAL,INTENT(INOUT) :: vcov(ip1jm,llm) ! meridional covariant wind
84	REAL,INTENT(INOUT) :: teta(ip1jmp1,llm) ! potential temperature
85	REAL,INTENT(INOUT) :: ps(ip1jmp1) ! surface pressure (Pa)
86	REAL,INTENT(INOUT) :: masse(ip1jmp1,llm) ! air mass
87	REAL,INTENT(INOUT) :: phis(ip1jmp1) ! geopotentiat at the surface
88	REAL,INTENT(INOUT) :: q(ip1jmp1,llm,nqtot) ! advected tracers
89
90	REAL p (ip1jmp1,llmp1 ) ! interlayer pressure
91	REAL pks(ip1jmp1) ! exner at the surface
92	REAL pk(ip1jmp1,llm) ! exner at mid-layer
93	REAL pkf(ip1jmp1,llm) ! filtered exner at mid-layer
94	REAL phi(ip1jmp1,llm) ! geopotential
95	REAL w(ip1jmp1,llm) ! vertical velocity
96	! ADAPTATION GCM POUR CP(T)
97	REAL temp(ip1jmp1,llm) ! temperature
98	REAL tsurpk(ip1jmp1,llm) ! cpp*T/pk
99
100	real zqmin,zqmax
101
102	c variables dynamiques intermediaire pour le transport
103	REAL pbaru(ip1jmp1,llm),pbarv(ip1jm,llm) !flux de masse
104
105	c variables dynamiques au pas -1
106	REAL vcovm1(ip1jm,llm),ucovm1(ip1jmp1,llm)
107	REAL tetam1(ip1jmp1,llm),psm1(ip1jmp1)
108	REAL massem1(ip1jmp1,llm)
109
110	c tendances dynamiques en */s
111	REAL dv(ip1jm,llm),du(ip1jmp1,llm)
112	REAL dteta(ip1jmp1,llm),dq(ip1jmp1,llm,nqtot),dp(ip1jmp1)
113
114	c tendances de la dissipation en */s
115	REAL dvdis(ip1jm,llm),dudis(ip1jmp1,llm)
116	REAL dtetadis(ip1jmp1,llm)
117
118	c tendances de la couche superieure */s
119	c REAL dvtop(ip1jm,llm)
120	REAL dutop(ip1jmp1,llm)
121	c REAL dtetatop(ip1jmp1,llm)
122	c REAL dqtop(ip1jmp1,llm,nqtot),dptop(ip1jmp1)
123
124	c TITAN : tendances due au forces de marees */s
125	REAL dvtidal(ip1jm,llm),dutidal(ip1jmp1,llm)
126
127	c tendances physiques */s
128	REAL dvfi(ip1jm,llm),dufi(ip1jmp1,llm)
129	REAL dtetafi(ip1jmp1,llm),dqfi(ip1jmp1,llm,nqtot),dpfi(ip1jmp1)
130
131	c variables pour le fichier histoire
132	REAL dtav ! intervalle de temps elementaire
133
134	REAL tppn(iim),tpps(iim),tpn,tps
135	c
136	INTEGER itau,itaufinp1,iav
137	! INTEGER iday ! jour julien
138	REAL time
139
140	REAL SSUM
141	! REAL finvmaold(ip1jmp1,llm)
142
143	cym LOGICAL lafin
144	LOGICAL :: lafin=.false.
145	INTEGER ij,iq,l
146	INTEGER ik
147
148	real time_step, t_wrt, t_ops
149
150	REAL rdaym_ini
151	! jD_cur: jour julien courant
152	! jH_cur: heure julienne courante
153	REAL :: jD_cur, jH_cur
154	INTEGER :: an, mois, jour
155	REAL :: secondes
156
157	LOGICAL first,callinigrads
158	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
159	save first
160	data first/.true./
161	real dt_cum
162	character*10 infile
163	integer zan, tau0, thoriid
164	integer nid_ctesGCM
165	save nid_ctesGCM
166	real degres
167	real rlong(iip1), rlatg(jjp1)
168	real zx_tmp_2d(iip1,jjp1)
169	integer ndex2d(iip1*jjp1)
170	logical ok_sync
171	parameter (ok_sync = .true.)
172	logical physic
173
174	data callinigrads/.true./
175	character*10 string10
176
177	REAL alpha(ip1jmp1,llm),beta(ip1jmp1,llm)
178	REAL :: flxw(ip1jmp1,llm) ! flux de masse verticale
179
180	c+jld variables test conservation energie
181	REAL ecin(ip1jmp1,llm),ecin0(ip1jmp1,llm)
182	C Tendance de la temp. potentiel d (theta)/ d t due a la
183	C tansformation d'energie cinetique en energie thermique
184	C cree par la dissipation
185	REAL dtetaecdt(ip1jmp1,llm)
186	REAL vcont(ip1jm,llm),ucont(ip1jmp1,llm)
187	REAL vnat(ip1jm,llm),unat(ip1jmp1,llm)
188	REAL d_h_vcol, d_qt, d_qw, d_ql, d_ec
189	CHARACTER*15 ztit
190	!IM INTEGER ip_ebil_dyn ! PRINT level for energy conserv. diag.
191	!IM SAVE ip_ebil_dyn
192	!IM DATA ip_ebil_dyn/0/
193	c-jld
194
195	integer :: itau_w ! for write_paramLMDZ_dyn.h
196
197	character*80 dynhist_file, dynhistave_file
198	character(len=*),parameter :: modname="leapfrog"
199	character*80 abort_message
200
201	logical dissip_conservative
202	save dissip_conservative
203	data dissip_conservative/.true./
204
205	INTEGER testita
206	PARAMETER (testita = 9)
207
208	logical , parameter :: flag_verif = .false.
209
210	! for CP(T)
211	real :: dtec
212	real :: ztetaec(ip1jmp1,llm)
213
214	c dummy: sinon cette routine n'est jamais compilee...
215	if(1.eq.0) then
216	#ifdef CPP_PHYS
217	CALL init_phys_lmdz(iim,jjp1,llm,1,(/(jjm-1)*iim+2/))
218	#endif
219	endif
220
221	if (nday>=0) then
222	itaufin = nday*day_step
223	else
224	! to run a given (-nday) number of dynamical steps
225	itaufin = -nday
226	endif
227	if (less1day) then
228	c MODIF VENUS: to run less than one day:
229	itaufin = int(fractday*day_step)
230	endif
231	if (ndynstep.gt.0) then
232	! running a given number of dynamical steps
233	itaufin=ndynstep
234	endif
235	itaufinp1 = itaufin +1
236
237	c INITIALISATIONS
238	dudis(:,:) =0.
239	dvdis(:,:) =0.
240	dtetadis(:,:)=0.
241	dutop(:,:) =0.
242	c dvtop(:,:) =0.
243	c dtetatop(:,:)=0.
244	c dqtop(:,:,:) =0.
245	c dptop(:) =0.
246	dufi(:,:) =0.
247	dvfi(:,:) =0.
248	dtetafi(:,:)=0.
249	dqfi(:,:,:) =0.
250	dpfi(:) =0.
251
252	itau = 0
253	physic=.true.
254	if (iflag_phys==0.or.iflag_phys==2) physic=.false.
255
256	c iday = day_ini+itau/day_step
257	c time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
258	c IF(time.GT.1.) THEN
259	c time = time-1.
260	c iday = iday+1
261	c ENDIF
262
263
264	c-----------------------------------------------------------------------
265	c On initialise la pression et la fonction d'Exner :
266	c --------------------------------------------------
267
268	dq(:,:,:)=0.
269	CALL pression ( ip1jmp1, ap, bp, ps, p )
270	if (pressure_exner) then
271	CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
272	else
273	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
274	endif
275
276	c------------------
277	c TEST PK MONOTONE
278	c------------------
279	write(,) "Test PK"
280	do ij=1,ip1jmp1
281	do l=2,llm
282	if(pk(ij,l).gt.pk(ij,l-1)) then
283	c write(,) ij,l,pk(ij,l)
284	abort_message = 'PK non strictement decroissante'
285	call abort_gcm(modname,abort_message,1)
286	c write(,) "ATTENTION, Test PK deconnecté..."
287	endif
288	enddo
289	enddo
290	write(,) "Fin Test PK"
291	c stop
292	c------------------
293
294	c-----------------------------------------------------------------------
295	c Debut de l'integration temporelle:
296	c ----------------------------------
297
298	1 CONTINUE ! Matsuno Forward step begins here
299
300	jD_cur = jD_ref + day_ini - day_ref + &
301	& itau/day_step
302	jH_cur = jH_ref + start_time + &
303	& mod(itau,day_step)/float(day_step)
304	jD_cur = jD_cur + int(jH_cur)
305	jH_cur = jH_cur - int(jH_cur)
306
307
308	#ifdef CPP_IOIPSL
309	IF (planet_type.eq."earth") THEN
310	if (ok_guide) then
311	call guide_main(itau,ucov,vcov,teta,q,masse,ps)
312	endif
313	ENDIF
314	#endif
315
316
317	c
318	c IF( MOD( itau, 10* day_step ).EQ.0 ) THEN
319	c CALL test_period ( ucov,vcov,teta,q,p,phis )
320	c PRINT *,' ---- Test_period apres continue OK ! -----', itau
321	c ENDIF
322	c
323
324	! Save fields obtained at previous time step as '...m1'
325	CALL SCOPY( ijmllm ,vcov , 1, vcovm1 , 1 )
326	CALL SCOPY( ijp1llm,ucov , 1, ucovm1 , 1 )
327	CALL SCOPY( ijp1llm,teta , 1, tetam1 , 1 )
328	CALL SCOPY( ijp1llm,masse, 1, massem1, 1 )
329	CALL SCOPY( ip1jmp1, ps , 1, psm1 , 1 )
330
331	forward = .TRUE.
332	leapf = .FALSE.
333	dt = dtvr
334
335	c ... P.Le Van .26/04/94 ....
336	! Ehouarn: finvmaold is actually not used
337	! CALL SCOPY ( ijp1llm, masse, 1, finvmaold, 1 )
338	! CALL filtreg ( finvmaold ,jjp1, llm, -2,2, .TRUE., 1 )
339
340	2 CONTINUE ! Matsuno backward or leapfrog step begins here
341
342	c-----------------------------------------------------------------------
343
344	c date:
345	c -----
346
347
348	c gestion des appels de la physique et des dissipations:
349	c ------------------------------------------------------
350	c
351	c ... P.Le Van ( 6/02/95 ) ....
352
353	apphys = .FALSE.
354	statcl = .FALSE.
355	conser = .FALSE.
356	apdiss = .FALSE.
357
358	IF( purmats ) THEN
359	! Purely Matsuno time stepping
360	IF( MOD(itau,iconser) .EQ.0.AND. forward ) conser = .TRUE.
361	IF( MOD(itau,dissip_period ).EQ.0.AND..NOT.forward )
362	s apdiss = .TRUE.
363	IF( MOD(itau,iphysiq ).EQ.0.AND..NOT.forward
364	s .and. physic ) apphys = .TRUE.
365	ELSE
366	! Leapfrog/Matsuno time stepping
367	IF( MOD(itau ,iconser) .EQ. 0 ) conser = .TRUE.
368	IF( MOD(itau+1,dissip_period).EQ.0 .AND. .NOT. forward )
369	s apdiss = .TRUE.
370	IF( MOD(itau+1,iphysiq).EQ.0.AND.physic ) apphys=.TRUE.
371	END IF
372
373	! Ehouarn: for Shallow Water case (ie: 1 vertical layer),
374	! supress dissipation step
375	if (llm.eq.1) then
376	apdiss=.false.
377	endif
378
379	#ifdef NODYN
380	apdiss=.false.
381	#endif
382
383	c-----------------------------------------------------------------------
384	c calcul des tendances dynamiques:
385	c --------------------------------
386
387	! ADAPTATION GCM POUR CP(T)
388	call tpot2t(ijp1llm,teta,temp,pk)
389	tsurpk = cpp*temp/pk
390	! compute geopotential phi()
391	CALL geopot ( ip1jmp1, tsurpk , pk , pks, phis , phi )
392
393	rdaym_ini = itau * dtvr / daysec
394
395	time = jD_cur + jH_cur
396
397	#ifdef NODYN
398	WRITE(lunout,*)"NO DYN !!!!!"
399	dv(:,:) = 0.D+0
400	du(:,:) = 0.D+0
401	dteta(:,:) = 0.D+0
402	dq(:,:,:) = 0.D+0
403	dp(:) = 0.D+0
404	#else
405	CALL caldyn
406	$ ( itau,ucov,vcov,teta,ps,masse,pk,pkf,tsurpk,phis ,
407	$ phi,conser,du,dv,dteta,dp,w, pbaru,pbarv, time )
408
409	! Simple zonal wind nudging for generic planetary model
410	! AS 09/2013
411	! ---------------------------------------------------
412	if (planet_type.eq."generic") then
413	if (ok_guide) then
414	du(:,:) = du(:,:) + ((uforc(:,:)-ucov(:,:)) / facwind)
415	endif
416	endif
417
418	c-----------------------------------------------------------------------
419	c calcul des tendances advection des traceurs (dont l'humidite)
420	c -------------------------------------------------------------
421
422	IF( forward. OR . leapf ) THEN
423	! Ehouarn: NB: fields sent to advtrac are those at the beginning of the time step
424	CALL caladvtrac(q,pbaru,pbarv,
425	* p, masse, dq, teta,
426	. flxw, pk)
427
428	IF (offline) THEN
429	Cmaf stokage du flux de masse pour traceurs OFF-LINE
430
431	#ifdef CPP_IOIPSL
432	CALL fluxstokenc(pbaru,pbarv,masse,teta,phi,phis,
433	. dtvr, itau)
434	#endif
435
436
437	ENDIF ! of IF (offline)
438	c
439	ENDIF ! of IF( forward. OR . leapf )
440
441
442	c-----------------------------------------------------------------------
443	c integrations dynamique et traceurs:
444	c ----------------------------------
445
446
447	CALL integrd ( 2,vcovm1,ucovm1,tetam1,psm1,massem1 ,
448	$ dv,du,dteta,dq,dp,vcov,ucov,teta,q,ps,masse,phis )
449	! $ finvmaold )
450
451	IF ((planet_type.eq."titan").and.(tidal)) then
452	c-----------------------------------------------------------------------
453	c Marées gravitationnelles causées par Saturne
454	c B. Charnay (28/10/2010)
455	c ----------------------------------------------------------
456	CALL tidal_forces(rdaym_ini, dutidal, dvtidal)
457	ucov=ucov+dutidal*dt
458	vcov=vcov+dvtidal*dt
459	ENDIF
460
461	! NODYN precompiling flag
462	#endif
463
464	c .P.Le Van (26/04/94 ajout de finvpold dans l'appel d'integrd)
465	c
466	c-----------------------------------------------------------------------
467	c calcul des tendances physiques:
468	c -------------------------------
469	c ######## P.Le Van ( Modif le 6/02/95 ) ###########
470	c
471	IF( purmats ) THEN
472	IF( itau.EQ.itaufin.AND..NOT.forward ) lafin = .TRUE.
473	ELSE
474	IF( itau+1. EQ. itaufin ) lafin = .TRUE.
475	ENDIF
476	c
477	c
478	IF( apphys ) THEN
479	c
480	c ....... Ajout P.Le Van ( 17/04/96 ) ...........
481	c
482
483	CALL pression ( ip1jmp1, ap, bp, ps, p )
484	if (pressure_exner) then
485	CALL exner_hyb( ip1jmp1, ps, p,pks, pk, pkf )
486	else
487	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
488	endif
489
490	! Compute geopotential (physics might need it)
491	CALL geopot ( ip1jmp1, teta , pk , pks, phis , phi )
492
493	jD_cur = jD_ref + day_ini - day_ref + &
494	& itau/day_step
495
496	IF ((planet_type .eq."generic").or.
497	& (planet_type .eq."mars")) THEN
498	! AS: we make jD_cur to be pday
499	jD_cur = int(day_ini + itau/day_step)
500	ENDIF
501
502	jH_cur = jH_ref + start_time + &
503	& mod(itau,day_step)/float(day_step)
504	jD_cur = jD_cur + int(jH_cur)
505	jH_cur = jH_cur - int(jH_cur)
506	! write(lunout,*)'itau, jD_cur = ', itau, jD_cur, jH_cur
507	! call ju2ymds(jD_cur+jH_cur, an, mois, jour, secondes)
508	! write(lunout,*)'current date = ',an, mois, jour, secondes
509
510	c rajout debug
511	c lafin = .true.
512
513
514	c Interface avec les routines de phylmd (phymars ... )
515	c -----------------------------------------------------
516
517	c+jld
518
519	c Diagnostique de conservation de l'énergie : initialisation
520	IF (ip_ebil_dyn.ge.1 ) THEN
521	ztit='bil dyn'
522	! Ehouarn: be careful, diagedyn is Earth-specific (includes ../phylmd/..)!
523	IF (planet_type.eq."earth") THEN
524	CALL diagedyn(ztit,2,1,1,dtphys
525	& , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
526	ENDIF
527	ENDIF ! of IF (ip_ebil_dyn.ge.1 )
528	c-jld
529	#ifdef CPP_IOIPSL
530	cIM decommenter les 6 lignes suivantes pour sortir quelques parametres dynamiques de LMDZ
531	cIM uncomment next 6 lines to get some parameters for LMDZ dynamics
532	c IF (first) THEN
533	c first=.false.
534	c#include "ini_paramLMDZ_dyn.h"
535	c ENDIF
536	c
537	c#include "write_paramLMDZ_dyn.h"
538	c
539	#endif
540	! #endif of #ifdef CPP_IOIPSL
541
542	c call WriteField('pfi',reshape(p,(/iip1,jmp1,llmp1/)))
543
544	CALL calfis( lafin , jD_cur, jH_cur,
545	$ ucov,vcov,teta,q,masse,ps,p,pk,phis,phi ,
546	$ du,dv,dteta,dq,
547	$ flxw,
548	$ dufi,dvfi,dtetafi,dqfi,dpfi )
549
550	c call WriteField('dufi',reshape(dufi,(/iip1,jmp1,llm/)))
551	c call WriteField('dvfi',reshape(dvfi,(/iip1,jjm,llm/)))
552	c call WriteField('dtetafi',reshape(dtetafi,(/iip1,jmp1,llm/)))
553
554	c ajout des tendances physiques:
555	c ------------------------------
556	CALL addfi( dtphys, leapf, forward ,
557	$ ucov, vcov, teta , q ,ps ,
558	$ dufi, dvfi, dtetafi , dqfi ,dpfi )
559	! since addfi updates ps(), also update p(), masse() and pk()
560	CALL pression (ip1jmp1,ap,bp,ps,p)
561	CALL massdair(p,masse)
562	if (pressure_exner) then
563	CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
564	else
565	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
566	endif
567
568	c Couche superieure :
569	c -------------------
570	IF (iflag_top_bound > 0) THEN
571	CALL top_bound(vcov,ucov,teta,masse,dtphys,dutop)
572	dutop(:,:)=dutop(:,:)/dtphys ! convert to a tendency in (m/s)/s
573	ENDIF
574
575	c Diagnostique de conservation de l'énergie : difference
576	IF (ip_ebil_dyn.ge.1 ) THEN
577	ztit='bil phys'
578	IF (planet_type.eq."earth") THEN
579	CALL diagedyn(ztit,2,1,1,dtphys
580	& , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
581	ENDIF
582	ENDIF ! of IF (ip_ebil_dyn.ge.1 )
583
584	ENDIF ! of IF( apphys )
585
586	IF(iflag_phys.EQ.2) THEN ! "Newtonian" case
587	! Academic case : Simple friction and Newtonan relaxation
588	! -------------------------------------------------------
589	DO l=1,llm
590	DO ij=1,ip1jmp1
591	teta(ij,l)=teta(ij,l)-dtvr*
592	& (teta(ij,l)-tetarappel(ij,l))(knewt_g+knewt_t(l)clat4(ij))
593	ENDDO
594	ENDDO ! of DO l=1,llm
595
596	if (planet_type.eq."giant") then
597	! add an intrinsic heat flux at the base of the atmosphere
598	teta(:,1)=teta(:,1)+dtvraire(:)ihf/cpp/masse(:,1)
599	endif
600
601	call friction(ucov,vcov,dtvr)
602
603
604	! Sponge layer (if any)
605	IF (ok_strato) THEN
606	CALL top_bound(vcov,ucov,teta,masse,dtvr,dutop)
607	dutop(:,:)=dutop(:,:)/dtvr ! convert to a tendency in (m/s)/s
608	ENDIF ! of IF (ok_strato)
609	ENDIF ! of IF (iflag_phys.EQ.2)
610
611
612	c-jld
613
614	CALL pression ( ip1jmp1, ap, bp, ps, p )
615	if (pressure_exner) then
616	CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
617	else
618	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
619	endif
620	CALL massdair(p,masse)
621
622	c-----------------------------------------------------------------------
623	c dissipation horizontale et verticale des petites echelles:
624	c ----------------------------------------------------------
625
626	IF(apdiss) THEN
627
628	! sponge layer
629	if (callsponge) then
630	CALL sponge(ucov,vcov,teta,ps,dtdiss,mode_sponge)
631	endif
632
633	c calcul de l'energie cinetique avant dissipation
634	call covcont(llm,ucov,vcov,ucont,vcont)
635	call enercin(vcov,ucov,vcont,ucont,ecin0)
636
637	c dissipation
638	! ADAPTATION GCM POUR CP(T)
639	call tpot2t(ijp1llm,teta,temp,pk)
640
641	CALL dissip(vcov,ucov,teta,p,dvdis,dudis,dtetadis)
642	ucov=ucov+dudis
643	vcov=vcov+dvdis
644	dudis=dudis/dtdiss ! passage en (m/s)/s
645	dvdis=dvdis/dtdiss ! passage en (m/s)/s
646
647	c------------------------------------------------------------------------
648	if (dissip_conservative) then
649	C On rajoute la tendance due a la transform. Ec -> E therm. cree
650	C lors de la dissipation
651	call covcont(llm,ucov,vcov,ucont,vcont)
652	call enercin(vcov,ucov,vcont,ucont,ecin)
653	! ADAPTATION GCM POUR CP(T)
654	do ij=1,ip1jmp1
655	do l=1,llm
656	dtec = (ecin0(ij,l)-ecin(ij,l))/cpdet(temp(ij,l))
657	temp(ij,l) = temp(ij,l) + dtec
658	enddo
659	enddo
660	call t2tpot(ijp1llm,temp,ztetaec,pk)
661	dtetaecdt=ztetaec-teta
662	dtetadis=dtetadis+dtetaecdt
663	endif
664	teta=teta+dtetadis
665	dtetadis=dtetadis/dtdiss ! passage en K/s
666	c------------------------------------------------------------------------
667
668
669	c ....... P. Le Van ( ajout le 17/04/96 ) ...........
670	c ... Calcul de la valeur moyenne, unique de h aux poles .....
671	c
672
673	DO l = 1, llm
674	DO ij = 1,iim
675	tppn(ij) = aire( ij ) * teta( ij ,l)
676	tpps(ij) = aire(ij+ip1jm) * teta(ij+ip1jm,l)
677	ENDDO
678	tpn = SSUM(iim,tppn,1)/apoln
679	tps = SSUM(iim,tpps,1)/apols
680
681	DO ij = 1, iip1
682	teta( ij ,l) = tpn
683	teta(ij+ip1jm,l) = tps
684	ENDDO
685	ENDDO
686
687	if (1 == 0) then
688	!!! Ehouarn: lines here 1) kill 1+1=2 in the dynamics
689	!!! 2) should probably not be here anyway
690	!!! but are kept for those who would want to revert to previous behaviour
691	DO ij = 1,iim
692	tppn(ij) = aire( ij ) * ps ( ij )
693	tpps(ij) = aire(ij+ip1jm) * ps (ij+ip1jm)
694	ENDDO
695	tpn = SSUM(iim,tppn,1)/apoln
696	tps = SSUM(iim,tpps,1)/apols
697
698	DO ij = 1, iip1
699	ps( ij ) = tpn
700	ps(ij+ip1jm) = tps
701	ENDDO
702	endif ! of if (1 == 0)
703
704	END IF ! of IF(apdiss)
705
706	c ajout debug
707	c IF( lafin ) then
708	c abort_message = 'Simulation finished'
709	c call abort_gcm(modname,abort_message,0)
710	c ENDIF
711
712	c ********************************************************************
713	c ********************************************************************
714	c .... fin de l'integration dynamique et physique pour le pas itau ..
715	c ********************************************************************
716	c ********************************************************************
717
718	c preparation du pas d'integration suivant ......
719
720	IF ( .NOT.purmats ) THEN
721	c ........................................................
722	c .............. schema matsuno + leapfrog ..............
723	c ........................................................
724
725	IF(forward. OR. leapf) THEN
726	itau= itau + 1
727	c iday= day_ini+itau/day_step
728	c time= REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
729	c IF(time.GT.1.) THEN
730	c time = time-1.
731	c iday = iday+1
732	c ENDIF
733	ENDIF
734
735
736	IF( itau. EQ. itaufinp1 ) then
737	if (flag_verif) then
738	write(79,*) 'ucov',ucov
739	write(80,*) 'vcov',vcov
740	write(81,*) 'teta',teta
741	write(82,*) 'ps',ps
742	write(83,*) 'q',q
743	WRITE(85,*) 'q1 = ',q(:,:,1)
744	WRITE(86,*) 'q3 = ',q(:,:,3)
745	endif
746
747	abort_message = 'Simulation finished'
748
749	call abort_gcm(modname,abort_message,0)
750	ENDIF
751	c-----------------------------------------------------------------------
752	c ecriture du fichier histoire moyenne:
753	c -------------------------------------
754
755	IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
756	IF(itau.EQ.itaufin) THEN
757	iav=1
758	ELSE
759	iav=0
760	ENDIF
761
762	IF (ok_dynzon) THEN
763	#ifdef CPP_IOIPSL
764	c les traceurs ne sont pas sortis, trop lourd.
765	c Peut changer eventuellement si besoin.
766	CALL bilan_dyn(dtvriperiod,dtvrday_step*periodav,
767	& ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,
768	& du,dudis,dutop,dufi)
769	#endif
770	END IF
771	IF (ok_dyn_ave) THEN
772	#ifdef CPP_IOIPSL
773	CALL writedynav(itau,vcov,
774	& ucov,teta,pk,phi,q,masse,ps,phis)
775	#endif
776	ENDIF
777
778	ENDIF ! of IF((MOD(itau,iperiod).EQ.0).OR.(itau.EQ.itaufin))
779
780	c-----------------------------------------------------------------------
781	c ecriture de la bande histoire:
782	c ------------------------------
783
784	IF( MOD(itau,iecri).EQ.0) THEN
785	! Ehouarn: output only during LF or Backward Matsuno
786	if (leapf.or.(.not.leapf.and.(.not.forward))) then
787	! ADAPTATION GCM POUR CP(T)
788	call tpot2t(ijp1llm,teta,temp,pk)
789	tsurpk = cpp*temp/pk
790	CALL geopot(ip1jmp1,tsurpk,pk,pks,phis,phi)
791	unat=0.
792	do l=1,llm
793	unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
794	vnat(:,l)=vcov(:,l)/cv(:)
795	enddo
796	#ifdef CPP_IOIPSL
797	if (ok_dyn_ins) then
798	! write(lunout,*) "leapfrog: call writehist, itau=",itau
799	CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
800	! call WriteField('ucov',reshape(ucov,(/iip1,jmp1,llm/)))
801	! call WriteField('vcov',reshape(vcov,(/iip1,jjm,llm/)))
802	! call WriteField('teta',reshape(teta,(/iip1,jmp1,llm/)))
803	! call WriteField('ps',reshape(ps,(/iip1,jmp1/)))
804	! call WriteField('masse',reshape(masse,(/iip1,jmp1,llm/)))
805	endif ! of if (ok_dyn_ins)
806	#endif
807	! For some Grads outputs of fields
808	if (output_grads_dyn) then
809	#include "write_grads_dyn.h"
810	endif
811	endif ! of if (leapf.or.(.not.leapf.and.(.not.forward)))
812	ENDIF ! of IF(MOD(itau,iecri).EQ.0)
813
814	IF(itau.EQ.itaufin) THEN
815
816	if (planet_type=="mars") then
817	CALL dynredem1("restart.nc",REAL(itau)/REAL(day_step),
818	& vcov,ucov,teta,q,masse,ps)
819	else
820	CALL dynredem1("restart.nc",start_time,
821	& vcov,ucov,teta,q,masse,ps)
822	endif
823	CLOSE(99)
824	!!! Ehouarn: Why not stop here and now?
825	ENDIF ! of IF (itau.EQ.itaufin)
826
827	c-----------------------------------------------------------------------
828	c gestion de l'integration temporelle:
829	c ------------------------------------
830
831	IF( MOD(itau,iperiod).EQ.0 ) THEN
832	GO TO 1
833	ELSE IF ( MOD(itau-1,iperiod). EQ. 0 ) THEN
834
835	IF( forward ) THEN
836	c fin du pas forward et debut du pas backward
837
838	forward = .FALSE.
839	leapf = .FALSE.
840	GO TO 2
841
842	ELSE
843	c fin du pas backward et debut du premier pas leapfrog
844
845	leapf = .TRUE.
846	dt = 2.*dtvr
847	GO TO 2
848	END IF ! of IF (forward)
849	ELSE
850
851	c ...... pas leapfrog .....
852
853	leapf = .TRUE.
854	dt = 2.*dtvr
855	GO TO 2
856	END IF ! of IF (MOD(itau,iperiod).EQ.0)
857	! ELSEIF (MOD(itau-1,iperiod).EQ.0)
858
859	ELSE ! of IF (.not.purmats)
860
861	c ........................................................
862	c .............. schema matsuno ...............
863	c ........................................................
864	IF( forward ) THEN
865
866	itau = itau + 1
867	c iday = day_ini+itau/day_step
868	c time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
869	c
870	c IF(time.GT.1.) THEN
871	c time = time-1.
872	c iday = iday+1
873	c ENDIF
874
875	forward = .FALSE.
876	IF( itau. EQ. itaufinp1 ) then
877	abort_message = 'Simulation finished'
878	call abort_gcm(modname,abort_message,0)
879	ENDIF
880	GO TO 2
881
882	ELSE ! of IF(forward) i.e. backward step
883
884	IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
885	IF(itau.EQ.itaufin) THEN
886	iav=1
887	ELSE
888	iav=0
889	ENDIF
890
891	IF (ok_dynzon) THEN
892	#ifdef CPP_IOIPSL
893	c les traceurs ne sont pas sortis, trop lourd.
894	c Peut changer eventuellement si besoin.
895	CALL bilan_dyn(dtvriperiod,dtvrday_step*periodav,
896	& ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,
897	& du,dudis,dutop,dufi)
898	#endif
899	ENDIF
900	IF (ok_dyn_ave) THEN
901	#ifdef CPP_IOIPSL
902	CALL writedynav(itau,vcov,
903	& ucov,teta,pk,phi,q,masse,ps,phis)
904	#endif
905	ENDIF
906
907	ENDIF ! of IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin)
908
909	IF(MOD(itau,iecri ).EQ.0) THEN
910	c IF(MOD(itau,iecri*day_step).EQ.0) THEN
911	! ADAPTATION GCM POUR CP(T)
912	call tpot2t(ijp1llm,teta,temp,pk)
913	tsurpk = cpp*temp/pk
914	CALL geopot(ip1jmp1,tsurpk,pk,pks,phis,phi)
915	unat=0.
916	do l=1,llm
917	unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
918	vnat(:,l)=vcov(:,l)/cv(:)
919	enddo
920	#ifdef CPP_IOIPSL
921	if (ok_dyn_ins) then
922	! write(lunout,*) "leapfrog: call writehist (b)",
923	! & itau,iecri
924	CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
925	endif ! of if (ok_dyn_ins)
926	#endif
927	! For some Grads outputs
928	if (output_grads_dyn) then
929	#include "write_grads_dyn.h"
930	endif
931
932	ENDIF ! of IF(MOD(itau,iecri ).EQ.0)
933
934	IF(itau.EQ.itaufin) THEN
935	if (planet_type=="mars") then
936	CALL dynredem1("restart.nc",REAL(itau)/REAL(day_step),
937	& vcov,ucov,teta,q,masse,ps)
938	else
939	CALL dynredem1("restart.nc",start_time,
940	& vcov,ucov,teta,q,masse,ps)
941	endif
942	ENDIF ! of IF(itau.EQ.itaufin)
943
944	forward = .TRUE.
945	GO TO 1
946
947	ENDIF ! of IF (forward)
948
949	END IF ! of IF(.not.purmats)
950
951	STOP
952	END

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source: codes/icosagcm/branches/SATURN_DYNAMICO/LMDZ.COMMON/libf/dyn3d/leapfrog.F

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