Context Navigation

timemanager_mpi.f90 @ e31b3b5

10.4.1_peseiGFS_025bugfixes+enhancementsdevrelease-10release-10.4.1scaling-bugunivie

Last change on this file since e31b3b5 was e31b3b5, checked in by Espen Sollum ATMOS <eso@…>, 8 years ago
Merge branch 'flux' into dev
Property mode set to `100644`
File size: 32.2 KB

Line
1	!**********************************************************************
2	! Copyright 1998,1999,2000,2001,2002,2005,2007,2008,2009,2010 *
3	! Andreas Stohl, Petra Seibert, A. Frank, Gerhard Wotawa, *
4	! Caroline Forster, Sabine Eckhardt, John Burkhart, Harald Sodemann *
5	! *
6	! This file is part of FLEXPART. *
7	! *
8	! FLEXPART is free software: you can redistribute it and/or modify *
9	! it under the terms of the GNU General Public License as published by*
10	! the Free Software Foundation, either version 3 of the License, or *
11	! (at your option) any later version. *
12	! *
13	! FLEXPART is distributed in the hope that it will be useful, *
14	! but WITHOUT ANY WARRANTY; without even the implied warranty of *
15	! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16	! GNU General Public License for more details. *
17	! *
18	! You should have received a copy of the GNU General Public License *
19	! along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. *
20	!**********************************************************************
21
22	subroutine timemanager
23
24	!*****************************************************************************
25	! *
26	! Handles the computation of trajectories, i.e. determines which *
27	! trajectories have to be computed at what time. *
28	! Manages dry+wet deposition routines, radioactive decay and the computation *
29	! of concentrations. *
30	! *
31	! Author: A. Stohl *
32	! *
33	! 20 May 1996 *
34	! *
35	!*****************************************************************************
36	! Changes, Bernd C. Krueger, Feb. 2001: *
37	! Call of convmix when new windfield is read *
38	!------------------------------------ *
39	! Changes Petra Seibert, Sept 2002 *
40	! fix wet scavenging problem *
41	! Code may not be correct for decay of deposition! *
42	! Changes Petra Seibert, Nov 2002 *
43	! call convection BEFORE new fields are read in BWD mode *
44	! Changes Caroline Forster, Feb 2005 *
45	! new interface between flexpart and convection scheme *
46	! Emanuel's latest subroutine convect43c.f is used *
47	! Changes Stefan Henne, Harald Sodemann, 2013-2014 *
48	! added netcdf output code *
49	! Changes Espen Sollum 2014 *
50	! MPI version *
51	! Variables uap,ucp,uzp,us,vs,ws,cbt now in module com_mod *
52	!*****************************************************************************
53	! *
54	! Variables: *
55	! dep .true. if either wet or dry deposition is switched on *
56	! decay(maxspec) [1/s] decay constant for radioactive decay *
57	! drydep .true. if dry deposition is switched on *
58	! ideltas [s] modelling period *
59	! itime [s] actual temporal position of calculation *
60	! ldeltat [s] time since computation of radioact. decay of depositions*
61	! loutaver [s] averaging period for concentration calculations *
62	! loutend [s] end of averaging for concentration calculations *
63	! loutnext [s] next time at which output fields shall be centered *
64	! loutsample [s] sampling interval for averaging of concentrations *
65	! loutstart [s] start of averaging for concentration calculations *
66	! loutstep [s] time interval for which concentrations shall be *
67	! calculated *
68	! npoint(maxpart) index, which starting point the trajectory has *
69	! starting positions of trajectories *
70	! nstop serves as indicator for fate of particles *
71	! in the particle loop *
72	! nstop1 serves as indicator for wind fields (see getfields) *
73	! memstat additional indicator for wind fields (see getfields) *
74	! outnum number of samples for each concentration calculation *
75	! prob probability of absorption at ground due to dry *
76	! deposition *
77	! wetdep .true. if wet deposition is switched on *
78	! weight weight for each concentration sample (1/2 or 1) *
79	! uap(maxpart),ucp(maxpart),uzp(maxpart) = random velocities due to *
80	! turbulence *
81	! us(maxpart),vs(maxpart),ws(maxpart) = random velocities due to inter- *
82	! polation *
83	! xtra1(maxpart), ytra1(maxpart), ztra1(maxpart) = *
84	! spatial positions of trajectories *
85	! *
86	! Constants: *
87	! maxpart maximum number of trajectories *
88	! *
89	!*****************************************************************************
90
91	use unc_mod
92	use point_mod
93	use xmass_mod
94	use flux_mod
95	use outg_mod
96	use oh_mod
97	use par_mod
98	use com_mod
99	use mpi_mod
100	use netcdf_output_mod, only: concoutput_netcdf,concoutput_nest_netcdf,&
101	&concoutput_surf_netcdf,concoutput_surf_nest_netcdf
102
103	implicit none
104
105	logical :: reqv_state=.false. ! .true. if waiting for a MPI_Irecv to complete
106	integer :: j,ks,kp,l,n,itime=0,nstop,nstop1,memstat=0,mind
107	! integer :: ksp
108	integer :: ip
109	integer :: loutnext,loutstart,loutend
110	integer :: ix,jy,ldeltat,itage,nage
111	integer :: i_nan=0,ii_nan,total_nan_intl=0 !added by mc to check instability in CBL scheme
112	integer :: numpart_tot_mpi ! for summing particles on all processes
113	real :: outnum,weight,prob(maxspec)
114	real :: decfact
115
116	real(sp) :: gridtotalunc
117	real(dep_prec) :: drygridtotalunc,wetgridtotalunc,drydeposit(maxspec)
118	real :: xold,yold,zold,xmassfract
119	real, parameter :: e_inv = 1.0/exp(1.0)
120
121	! Measure time spent in timemanager
122	if (mp_measure_time) call mpif_mtime('timemanager',0)
123
124	! First output for time 0
125	!************************
126
127	loutnext=loutstep/2
128	outnum=0.
129	loutstart=loutnext-loutaver/2
130	loutend=loutnext+loutaver/2
131
132
133	!**********************************************************************
134	! Loop over the whole modelling period in time steps of mintime seconds
135	!**********************************************************************
136
137
138	! itime=0
139	if (lroot) then
140	! write(,45) itime,numpartmp_partgroup_np,gridtotalunc,wetgridtotalunc,drygridtotalunc
141	write(,46) float(itime)/3600,itime,numpartmp_partgroup_np
142
143	if (verbosity.gt.0) then
144	write (,) 'timemanager> starting simulation'
145	end if
146	end if ! (lroot)
147
148	!CGZ-lifetime: set lifetime to 0
149	! checklifetime(:,:)=0
150	! species_lifetime(:,:)=0
151	! print*, 'Initialized lifetime'
152	!CGZ-lifetime: set lifetime to 0
153
154
155
156	do itime=0,ideltas,lsynctime
157
158	! Computation of wet deposition, OH reaction and mass transfer
159	! between two species every lsynctime seconds
160	! maybe wet depo frequency can be relaxed later but better be on safe side
161	! wetdepo must be called BEFORE new fields are read in but should not
162	! be called in the very beginning before any fields are loaded, or
163	! before particles are in the system
164	! Code may not be correct for decay of deposition
165	! changed by Petra Seibert 9/02
166	!********************************************************************
167
168	if (mp_dev_mode) write(,) 'myid, itime: ',mp_pid,itime
169
170	if (wetdep .and. itime .ne. 0 .and. numpart .gt. 0) then
171	if (verbosity.gt.0) then
172	write (,) 'timemanager> call wetdepo'
173	endif
174
175	if (mp_measure_time) call mpif_mtime('wetdepo',0)
176
177	! readwind process skips this step
178	if (.not.(lmpreader.and.lmp_use_reader)) then
179	call wetdepo(itime,lsynctime,loutnext)
180	end if
181
182	if (mp_measure_time) call mpif_mtime('wetdepo',1)
183	end if
184
185	if (OHREA .and. itime .ne. 0 .and. numpart .gt. 0) then
186	! readwind process skips this step
187	if (.not.(lmpreader.and.lmp_use_reader)) then
188	call ohreaction(itime,lsynctime,loutnext)
189	endif
190	end if
191
192	if (assspec .and. itime .ne. 0 .and. numpart .gt. 0) then
193	stop 'associated species not yet implemented!'
194	! call transferspec(itime,lsynctime,loutnext)
195	endif
196
197
198	! compute convection for backward runs
199	!*************************************
200
201	if ((ldirect.eq.-1).and.(lconvection.eq.1).and.(itime.lt.0)) then
202	if (verbosity.gt.0) then
203	write (,) 'timemanager> call convmix -- backward'
204	endif
205	! readwind process skips this step
206	if (.not.(lmpreader.and.lmp_use_reader)) call convmix(itime)
207	endif
208
209	! Get necessary wind fields if not available
210	!*******************************************
211	if (verbosity.gt.0 .and. lmpreader) then
212	write (,) 'timemanager> call getfields'
213	endif
214
215	! This time measure includes reading/MPI communication (for the reader process),
216	! or MPI communication time only (for other processes)
217	if (mp_measure_time) call mpif_mtime('getfields',0)
218
219	call getfields(itime,nstop1,memstat)
220
221	if (mp_measure_time) call mpif_mtime('getfields',1)
222
223
224	! Broadcast fields to all MPI processes
225	! Skip if all processes have called getfields or if no new fields
226	!*****************************************************************
227
228	if (mp_measure_time.and..not.(lmpreader.and.lmp_use_reader)) call mpif_mtime('getfields',0)
229
230	! Two approaches to MPI getfields is implemented:
231	! Version 1 (lmp_sync=.true.) uses a read-ahead process where send/recv is done
232	! in sync at start of each new field time interval
233	!
234	! Version 2 (lmp_sync=.false.) is for holding three fields in memory. Uses a
235	! read-ahead process where sending/receiving of the 3rd fields is done in
236	! the background in parallel with performing computations with fields 1&2
237	!********************************************************************************
238
239	if (lmp_sync.and.lmp_use_reader.and.memstat.gt.0) then
240	call mpif_gf_send_vars(memstat)
241	if (numbnests>0) call mpif_gf_send_vars_nest(memstat)
242	! Version 2 (lmp_sync=.false.) is also used whenever 2 new fields are
243	! read (as at first time step), in which case async send/recv is impossible.
244	else if (.not.lmp_sync.and.lmp_use_reader.and.memstat.ge.32) then
245	call mpif_gf_send_vars(memstat)
246	if (numbnests>0) call mpif_gf_send_vars_nest(memstat)
247	end if
248
249	if (.not.lmp_sync) then
250
251	! Reader process:
252	if (memstat.gt.0..and.memstat.lt.32.and.lmp_use_reader.and.lmpreader) then
253	if (mp_dev_mode) write(,) 'Reader process: calling mpif_gf_send_vars_async'
254	call mpif_gf_send_vars_async(memstat)
255	end if
256
257	! Completion check:
258	! Issued at start of each new field period.
259	if (memstat.ne.0.and.memstat.lt.32.and.lmp_use_reader) then
260	call mpif_gf_request
261	end if
262
263	! Recveiving process(es):
264	! eso TODO: at this point we do not know if clwc/ciwc will be available
265	! at next time step. Issue receive request anyway, cancel at mpif_gf_request
266	if (memstat.gt.0.and.lmp_use_reader.and..not.lmpreader) then
267	if (mp_dev_mode) write(,) 'Receiving process: calling mpif_gf_send_vars_async. PID: ', mp_pid
268	call mpif_gf_recv_vars_async(memstat)
269	end if
270
271	end if
272
273	if (mp_measure_time.and..not.(lmpreader.and.lmp_use_reader)) call mpif_mtime('getfields',1)
274
275	! For validation and tests: call the function below to set all fields to simple
276	! homogeneous values
277	if (mp_dev_mode) call set_fields_synthetic
278
279	!*******************************************************************************
280
281	if (lmpreader.and.nstop1.gt.1) stop 'NO METEO FIELDS AVAILABLE'
282
283	! Reader process goes back to top of time loop (unless simulation end)
284	!*********************************************************************
285
286	if (lmpreader.and.lmp_use_reader) then
287	if (itime.lt.ideltas*ldirect) then
288	cycle
289	else
290	goto 999
291	end if
292	end if
293
294
295	! Get hourly OH fields if not available
296	!****************************************************
297	if (OHREA) then
298	if (verbosity.gt.0) then
299	write (,) 'timemanager> call gethourlyOH'
300	endif
301	call gethourlyOH(itime)
302	endif
303
304
305	! Release particles
306	!******************
307
308	if (verbosity.gt.0.and.lroot) then
309	write (,) 'timemanager> Release particles'
310	endif
311
312	if (mdomainfill.ge.1) then
313	if (itime.eq.0) then
314	if (verbosity.gt.0) then
315	write (,) 'timemanager> call init_domainfill'
316	endif
317	call init_domainfill
318	else
319	if (verbosity.gt.0.and.lroot) then
320	write (,) 'timemanager> call boundcond_domainfill'
321	endif
322	call boundcond_domainfill(itime,loutend)
323	endif
324	else
325	if (verbosity.gt.0.and.lroot) then
326	print*,'call releaseparticles'
327	endif
328	call releaseparticles(itime)
329	endif
330
331
332	! Compute convective mixing for forward runs
333	! for backward runs it is done before next windfield is read in
334	!**************************************************************
335
336	if ((ldirect.eq.1).and.(lconvection.eq.1)) then
337	if (verbosity.gt.0) then
338	write (,) 'timemanager> call convmix -- forward'
339	endif
340	call convmix(itime)
341	endif
342
343	! If middle of averaging period of output fields is reached, accumulated
344	! deposited mass radioactively decays
345	!***********************************************************************
346
347	if (DEP.and.(itime.eq.loutnext).and.(ldirect.gt.0)) then
348	do ks=1,nspec
349	do kp=1,maxpointspec_act
350	if (decay(ks).gt.0.) then ! TODO move this statement up 2 levels
351	do nage=1,nageclass
352	do l=1,nclassunc
353	! Mother output grid
354	do jy=0,numygrid-1
355	do ix=0,numxgrid-1
356	wetgridunc(ix,jy,ks,kp,l,nage)= &
357	wetgridunc(ix,jy,ks,kp,l,nage)* &
358	exp(-1.outstepdecay(ks))
359	drygridunc(ix,jy,ks,kp,l,nage)= &
360	drygridunc(ix,jy,ks,kp,l,nage)* &
361	exp(-1.outstepdecay(ks))
362	end do
363	end do
364	! Nested output grid
365	if (nested_output.eq.1) then
366	do jy=0,numygridn-1
367	do ix=0,numxgridn-1
368	wetgriduncn(ix,jy,ks,kp,l,nage)= &
369	wetgriduncn(ix,jy,ks,kp,l,nage)* &
370	exp(-1.outstepdecay(ks))
371	drygriduncn(ix,jy,ks,kp,l,nage)= &
372	drygriduncn(ix,jy,ks,kp,l,nage)* &
373	exp(-1.outstepdecay(ks))
374	end do
375	end do
376	endif
377	end do
378	end do
379	endif
380	end do
381	end do
382	endif
383
384
385	!!! CHANGE: These lines may be switched on to check the conservation
386	!!! of mass within FLEXPART
387	! if (itime.eq.loutnext) then
388	! do 247 ksp=1, nspec
389	! do 247 kp=1, maxpointspec_act
390	!47 xm(ksp,kp)=0.
391
392	! do 249 ksp=1, nspec
393	! do 249 j=1,numpart
394	! if (ioutputforeachrelease.eq.1) then
395	! kp=npoint(j)
396	! else
397	! kp=1
398	! endif
399	! if (itra1(j).eq.itime) then
400	! xm(ksp,kp)=xm(ksp,kp)+xmass1(j,ksp)
401	! write(,) 'xmass: ',xmass1(j,ksp),j,ksp,nspec
402	! endif
403	!49 continue
404	! do 248 ksp=1,nspec
405	! do 248 kp=1,maxpointspec_act
406	! xm_depw(ksp,kp)=0.
407	! xm_depd(ksp,kp)=0.
408	! do 248 nage=1,nageclass
409	! do 248 ix=0,numxgrid-1
410	! do 248 jy=0,numygrid-1
411	! do 248 l=1,nclassunc
412	! xm_depw(ksp,kp)=xm_depw(ksp,kp)
413	! + +wetgridunc(ix,jy,ksp,kp,l,nage)
414	!48 xm_depd(ksp,kp)=xm_depd(ksp,kp)
415	! + +drygridunc(ix,jy,ksp,kp,l,nage)
416	! do 246 ksp=1,nspec
417	!46 write(88,'(2i10,3e12.3)')
418	! + itime,ksp,(xm(ksp,kp),kp=1,maxpointspec_act),
419	! + (xm_depw(ksp,kp),kp=1,maxpointspec_act),
420	! + (xm_depd(ksp,kp),kp=1,maxpointspec_act)
421	! endif
422	!!! CHANGE
423
424
425
426
427	! Check whether concentrations are to be calculated
428	!**************************************************
429
430	if ((ldirectitime.ge.ldirectloutstart).and. &
431	(ldirectitime.le.ldirectloutend)) then ! add to grid
432	if (mod(itime-loutstart,loutsample).eq.0) then
433
434	! If we are exactly at the start or end of the concentration averaging interval,
435	! give only half the weight to this sample
436	!*****************************************************************************
437
438	if ((itime.eq.loutstart).or.(itime.eq.loutend)) then
439	weight=0.5
440	else
441	weight=1.0
442	endif
443	outnum=outnum+weight
444
445	call conccalc(itime,weight)
446
447	endif
448
449	! :TODO: MPI output of particle positions; each process sequentially
450	! access the same file
451	if ((mquasilag.eq.1).and.(itime.eq.(loutstart+loutend)/2)) &
452	call partoutput_short(itime) ! dump particle positions in extremely compressed format
453
454
455	! Output and reinitialization of grid
456	! If necessary, first sample of new grid is also taken
457	!*****************************************************
458
459	if ((itime.eq.loutend).and.(outnum.gt.0.)) then
460	if ((iout.le.3.).or.(iout.eq.5)) then
461
462	! MPI: Root process collects/sums grids
463	!**************************************
464	call mpif_tm_reduce_grid
465
466	if (mp_measure_time) call mpif_mtime('iotime',0)
467	if (surf_only.ne.1) then
468	if (lroot) then
469	if (lnetcdfout.eq.1) then
470	call concoutput_netcdf(itime,outnum,gridtotalunc,wetgridtotalunc,&
471	&drygridtotalunc)
472	else
473	call concoutput(itime,outnum,gridtotalunc,wetgridtotalunc,drygridtotalunc)
474	endif
475	else
476	! zero arrays on non-root processes
477	gridunc(:,:,:,:,:,:,:)=0.
478	creceptor(:,:)=0.
479	end if
480	else
481	if (lroot) then
482	if (lnetcdfout.eq.1) then
483	call concoutput_surf_netcdf(itime,outnum,gridtotalunc,wetgridtotalunc,&
484	&drygridtotalunc)
485	else
486	call concoutput_surf(itime,outnum,gridtotalunc,wetgridtotalunc,drygridtotalunc)
487	end if
488	else
489	! zero arrays on non-root processes
490	gridunc(:,:,:,:,:,:,:)=0.
491	creceptor(:,:)=0.
492	endif
493	endif
494	if (mp_measure_time) call mpif_mtime('iotime',1)
495
496	if (nested_output.eq.1) then
497
498	! MPI: Root process collects/sums nested grids
499	!*********************************************
500	call mpif_tm_reduce_grid_nest
501
502	if (mp_measure_time) call mpif_mtime('iotime',0)
503
504	if (lnetcdfout.eq.0) then
505	if (surf_only.ne.1) then
506
507	if (lroot) then
508	call concoutput_nest(itime,outnum)
509	else
510	griduncn(:,:,:,:,:,:,:)=0.
511	end if
512
513	else ! :TODO: check for zeroing in the netcdf module
514	call concoutput_surf_nest(itime,outnum)
515
516	end if
517
518	else
519
520	if (surf_only.ne.1) then
521	if (lroot) then
522	call concoutput_nest_netcdf(itime,outnum)
523	else
524	griduncn(:,:,:,:,:,:,:)=0.
525	end if
526	else
527	if (lroot) then
528	call concoutput_surf_nest_netcdf(itime,outnum)
529	else
530	griduncn(:,:,:,:,:,:,:)=0.
531	end if
532	endif
533
534
535	end if
536	end if
537
538
539	outnum=0.
540	endif
541	if ((iout.eq.4).or.(iout.eq.5)) call plumetraj(itime)
542	if (iflux.eq.1) call fluxoutput(itime)
543	if (mp_measure_time) call mpif_mtime('iotime',1)
544
545
546	! Decide whether to write an estimate of the number of particles released,
547	! or exact number (require MPI reduce operation)
548	numpart_tot_mpi = numpart*mp_partgroup_np
549
550	if (mp_exact_numpart.and..not.(lmpreader.and.lmp_use_reader)) then
551	call MPI_Reduce(numpart, numpart_tot_mpi, 1, MPI_INTEGER, MPI_SUM, id_root, &
552	& mp_comm_used, mp_ierr)
553	endif
554
555	!CGZ-lifetime: output species lifetime
556	if (lroot) then
557	! write(,) 'Overview species lifetime in days', &
558	! real((species_lifetime(:,1)/species_lifetime(:,2))/real(3600.0*24.0))
559	! write(,) 'all info:',species_lifetime
560	write(*,45) itime,numpart_tot_mpi,gridtotalunc,&
561	&wetgridtotalunc,drygridtotalunc
562	! if (verbosity.gt.0) then
563	! write (,) 'timemanager> starting simulation'
564	! end if
565	end if
566
567	45 format(i13,' SECONDS SIMULATED: ',i13, ' PARTICLES: Uncertainty: ',3f7.3)
568	46 format(' Simulated ',f7.1,' hours (',i13,' s), ',i13, ' particles')
569	if (ipout.ge.1) then
570	do ip=0, mp_partgroup_np-1
571	if (ip.eq.mp_partid) call partoutput(itime) ! dump particle positions
572	call mpif_mpi_barrier
573	end do
574	end if
575
576	loutnext=loutnext+loutstep
577	loutstart=loutnext-loutaver/2
578	loutend=loutnext+loutaver/2
579	if (itime.eq.loutstart) then
580	weight=0.5
581	outnum=outnum+weight
582	call conccalc(itime,weight)
583	endif
584
585
586	! Check, whether particles are to be split:
587	! If so, create new particles and attribute all information from the old
588	! particles also to the new ones; old and new particles both get half the
589	! mass of the old ones
590	!************************************************************************
591
592	if (ldirectitime.ge.ldirectitsplit) then
593	n=numpart
594	do j=1,numpart
595	if (ldirectitime.ge.ldirectitrasplit(j)) then
596	! if (n.lt.maxpart) then
597	if (n.lt.maxpart_mpi) then
598	n=n+1
599	itrasplit(j)=2*(itrasplit(j)-itramem(j))+itramem(j)
600	itrasplit(n)=itrasplit(j)
601	itramem(n)=itramem(j)
602	itra1(n)=itra1(j)
603	idt(n)=idt(j)
604	npoint(n)=npoint(j)
605	nclass(n)=nclass(j)
606	xtra1(n)=xtra1(j)
607	ytra1(n)=ytra1(j)
608	ztra1(n)=ztra1(j)
609	uap(n)=uap(j)
610	ucp(n)=ucp(j)
611	uzp(n)=uzp(j)
612	us(n)=us(j)
613	vs(n)=vs(j)
614	ws(n)=ws(j)
615	cbt(n)=cbt(j)
616	do ks=1,nspec
617	xmass1(j,ks)=xmass1(j,ks)/2.
618	xmass1(n,ks)=xmass1(j,ks)
619	end do
620	endif
621	endif
622	end do
623	numpart=n
624	endif
625	endif
626	endif
627
628
629	if (itime.eq.ideltas) exit ! almost finished
630
631	! Compute interval since radioactive decay of deposited mass was computed
632	!************************************************************************
633
634	if (itime.lt.loutnext) then
635	ldeltat=itime-(loutnext-loutstep)
636	else ! first half of next interval
637	ldeltat=itime-loutnext
638	endif
639
640
641	! Loop over all particles
642	!************************
643	if (mp_measure_time) call mpif_mtime('partloop1',0)
644
645	!--------------------------------------------------------------------------------
646	! various variables for testing reason of CBL scheme, by mc
647	well_mixed_vector=0. !erase vector to test well mixed condition: modified by mc
648	well_mixed_norm=0. !erase normalization to test well mixed condition: modified by mc
649	avg_ol=0.
650	avg_wst=0.
651	avg_h=0.
652	avg_air_dens=0. !erase vector to obtain air density at particle positions: modified by mc
653	!--------------------------------------------------------------------------------
654
655	do j=1,numpart
656
657	! If integration step is due, do it
658	!**********************************
659
660	if (itra1(j).eq.itime) then
661
662	if (ioutputforeachrelease.eq.1) then
663	kp=npoint(j)
664	else
665	kp=1
666	endif
667	! Determine age class of the particle
668	itage=abs(itra1(j)-itramem(j))
669	do nage=1,nageclass
670	if (itage.lt.lage(nage)) exit
671	end do
672
673	! Initialize newly released particle
674	!***********************************
675
676	if ((itramem(j).eq.itime).or.(itime.eq.0)) &
677	call initialize(itime,idt(j),uap(j),ucp(j),uzp(j), &
678	us(j),vs(j),ws(j),xtra1(j),ytra1(j),ztra1(j),cbt(j))
679
680	! Memorize particle positions
681	!****************************
682
683	xold=xtra1(j)
684	yold=ytra1(j)
685	zold=ztra1(j)
686
687	! Integrate Lagevin equation for lsynctime seconds
688	!*************************************************
689
690	if (mp_measure_time) call mpif_mtime('advance',0)
691
692	call advance(itime,npoint(j),idt(j),uap(j),ucp(j),uzp(j), &
693	us(j),vs(j),ws(j),nstop,xtra1(j),ytra1(j),ztra1(j),prob, &
694	cbt(j))
695
696	if (mp_measure_time) call mpif_mtime('advance',1)
697
698
699	! Calculate the gross fluxes across layer interfaces
700	!***************************************************
701
702	if (iflux.eq.1) call calcfluxes(nage,j,xold,yold,zold)
703
704
705	! Determine, when next time step is due
706	! If trajectory is terminated, mark it
707	!**************************************
708
709	if (nstop.gt.1) then
710	if (linit_cond.ge.1) call initial_cond_calc(itime,j)
711	itra1(j)=-999999999
712	else
713	itra1(j)=itime+lsynctime
714
715
716	! Dry deposition and radioactive decay for each species
717	! Also check maximum (of all species) of initial mass remaining on the particle;
718	! if it is below a threshold value, terminate particle
719	!*****************************************************************************
720
721	xmassfract=0.
722	do ks=1,nspec
723	if (decay(ks).gt.0.) then ! radioactive decay
724	decfact=exp(-real(abs(lsynctime))*decay(ks))
725	else
726	decfact=1.
727	endif
728
729	if (DRYDEPSPEC(ks)) then ! dry deposition
730	drydeposit(ks)=xmass1(j,ks)prob(ks)decfact
731	xmass1(j,ks)=xmass1(j,ks)(1.-prob(ks))decfact
732	if (decay(ks).gt.0.) then ! correct for decay (see wetdepo)
733	drydeposit(ks)=drydeposit(ks)* &
734	exp(real(abs(ldeltat))*decay(ks))
735	endif
736	else ! no dry deposition
737	xmass1(j,ks)=xmass1(j,ks)*decfact
738	endif
739
740
741	if (mdomainfill.eq.0) then
742	if (xmass(npoint(j),ks).gt.0.)then
743	xmassfract=max(xmassfract,real(npart(npoint(j)))* &
744	xmass1(j,ks)/xmass(npoint(j),ks))
745
746	!CGZ-lifetime: Check mass fraction left/save lifetime
747	! if(lroot.and.real(npart(npoint(j)))*xmass1(j,ks)/xmass(npoint(j),ks).lt.e_inv.and.checklifetime(j,ks).eq.0.)then
748	!Mass below 1% of initial >register lifetime
749	! checklifetime(j,ks)=abs(itra1(j)-itramem(j))
750
751	! species_lifetime(ks,1)=species_lifetime(ks,1)+abs(itra1(j)-itramem(j))
752	! species_lifetime(ks,2)= species_lifetime(ks,2)+1
753	! endif
754	!CGZ-lifetime: Check mass fraction left/save lifetime
755
756	endif
757	else
758	xmassfract=1.
759	endif
760	end do
761
762	if (xmassfract.lt.minmass) then ! .and. sum(real(npart(npoint(j)))*xmass1(j,:)).lt.1.0) then ! terminate all particles carrying less mass
763	! print,'terminated particle ',j,' for small mass (', sum(real(npart(npoint(j))) &
764	! xmass1(j,:)), ' of ', sum(xmass(npoint(j),:)),')'
765	itra1(j)=-999999999
766	endif
767
768	! Sabine Eckhardt, June 2008
769	! don't create depofield for backward runs
770	if (DRYDEP.AND.(ldirect.eq.1)) then
771	call drydepokernel(nclass(j),drydeposit,real(xtra1(j)), &
772	real(ytra1(j)),nage,kp)
773	if (nested_output.eq.1) call drydepokernel_nest( &
774	nclass(j),drydeposit,real(xtra1(j)),real(ytra1(j)), &
775	nage,kp)
776	endif
777
778	! Terminate trajectories that are older than maximum allowed age
779	!***************************************************************
780
781	if (abs(itra1(j)-itramem(j)).ge.lage(nageclass)) then
782	if (linit_cond.ge.1) &
783	call initial_cond_calc(itime+lsynctime,j)
784	itra1(j)=-999999999
785	!print*, 'terminated particle ',j,'for age'
786	endif
787	endif
788
789	endif
790
791	end do ! j=1, numpart
792
793	if(mp_measure_time) call mpif_mtime('partloop1',1)
794
795
796	! Added by mc: counter of "unstable" particle velocity during a time scale
797	! of maximumtl=20 minutes (defined in com_mod)
798
799	total_nan_intl=0
800	i_nan=i_nan+1 ! added by mc to count nan during a time of maxtl (i.e. maximum tl fixed here to 20 minutes, see com_mod)
801	sum_nan_count(i_nan)=nan_count
802	if (i_nan > maxtl/lsynctime) i_nan=1 !lsynctime must be <= maxtl
803	do ii_nan=1, (maxtl/lsynctime)
804	total_nan_intl=total_nan_intl+sum_nan_count(ii_nan)
805	end do
806
807	! Output to keep track of the numerical instabilities in CBL simulation
808	! and if they are compromising the final result (or not):
809	if (cblflag.eq.1) print *,j,itime,'nan_synctime',nan_count,'nan_tl',total_nan_intl
810
811
812	end do ! itime=0,ideltas,lsynctime
813
814
815	! Complete the calculation of initial conditions for particles not yet terminated
816	!*****************************************************************************
817
818	! eso :TODO: this not implemented yet (transfer particles to PID 0 or rewrite)
819	! the tools to do this are already in mpi_mod.f90
820	if (lroot) then
821	do j=1,numpart
822	if (linit_cond.ge.1) call initial_cond_calc(itime,j)
823	end do
824	end if
825
826
827	if (ipout.eq.2) then
828	! MPI process 0 creates the file, the other processes append to it
829	do ip=0, mp_partgroup_np-1
830	if (ip.eq.mp_partid) then
831	!if (mp_dbg_mode) write(,) 'call partoutput(itime), proc, mp_partid',ip,mp_partid
832	call partoutput(itime) ! dump particle positions
833	end if
834	call mpif_mpi_barrier
835	end do
836	end if
837
838	! eso :TODO: MPI
839	if (linit_cond.ge.1.and.lroot) call initial_cond_output(itime) ! dump initial cond. field
840
841
842	! De-allocate memory and end
843	!***************************
844
845	999 if (iflux.eq.1) then
846	deallocate(flux)
847	endif
848	if (OHREA) then
849	deallocate(OH_field,OH_hourly,lonOH,latOH,altOH)
850	endif
851	if (ldirect.gt.0) then
852	deallocate(drygridunc,wetgridunc)
853	endif
854	deallocate(gridunc)
855	deallocate(xpoint1,xpoint2,ypoint1,ypoint2,zpoint1,zpoint2,xmass, checklifetime)
856	deallocate(ireleasestart,ireleaseend,npart,kindz)
857	deallocate(xmasssave)
858	if (nested_output.eq.1) then
859	deallocate(orooutn, arean, volumen)
860	if (ldirect.gt.0) then
861	deallocate(griduncn,drygriduncn,wetgriduncn)
862	endif
863	endif
864	deallocate(outheight,outheighthalf)
865	deallocate(oroout, area, volume)
866
867	if (mp_measure_time) call mpif_mtime('timemanager',1)
868
869	end subroutine timemanager

Note: See TracBrowser for help on using the repository browser.

Download in other formats:

Original Format