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source: palm/trunk/SOURCE/time_integration.f90 @ 4802

Last change on this file since 4802 was 4802, checked in by suehring, 3 years ago
Bugfix in time-control of indoor model in case of restarts and at the very first time step
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File size: 66.9 KB

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1	!> @file time_integration.f90
2	!------------------------------------------------------------------------------!
3	! This file is part of the PALM model system.
4	!
5	! PALM is free software: you can redistribute it and/or modify it under the
6	! terms of the GNU General Public License as published by the Free Software
7	! Foundation, either version 3 of the License, or (at your option) any later
8	! version.
9	!
10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
13	!
14	! You should have received a copy of the GNU General Public License along with
15	! PALM. If not, see <http://www.gnu.org/licenses/>.
16	!
17	! Copyright 1997-2020 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! ------------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: time_integration.f90 4802 2020-11-30 14:16:31Z suehring $
27	! Bugfix in time-control of indoor model at the very first time step
28	!
29	! 4732 2020-10-07 14:46:34Z schwenkel
30	! Add use statements for OPENACC
31	!
32	! 4731 2020-10-07 13:25:11Z schwenkel
33	! Move exchange_horiz from time_integration to modules
34	!
35	! 4671 2020-09-09 20:27:58Z pavelkrc
36	! Implementation of downward facing USM and LSM surfaces
37	!
38	! 4669 2020-09-09 13:43:47Z pavelkrc
39	! - Fix missing call of radiation after spinup
40	! - Fix calculation of force_radiation_call
41	! - Fix calculation of radiation times
42	!
43	! 4668 2020-09-09 13:00:16Z pavelkrc
44	! Improve debug messages during timestepping
45	!
46	! 4581 2020-06-29 08:49:58Z suehring
47	! Omit explicit pressure forcing via geostrophic wind components in case of
48	! mesoscale nesting.
49	!
50	! 4578 2020-06-25 15:43:32Z gronemeier
51	! bugfix: removed unused variables
52	!
53	! 4573 2020-06-24 13:08:47Z oliver.maas
54	! calculate pt(0) incrementally by using dt_3d instead of calculating it absolutely
55	! by using time_since_reference_point, because time_since_reference_point is set
56	! to zero for initializing_actions = 'cyclic_fill'
57	!
58	! 4565 2020-06-15 08:30:38Z oliver.maas
59	! added new surface temperature forcing method for bc_pt_b = 'dirichlet':
60	! surface temperature pt(0) can be linearly increased by pt_surface_heating_rate (in K/h)
61	!
62	! 4564 2020-06-12 14:03:36Z raasch
63	! Vertical nesting method of Huq et al. (2019) removed
64	!
65	! 4521 2020-05-06 11:39:49Z schwenkel
66	! Rename variable
67	!
68	! 4511 2020-04-30 12:20:40Z raasch
69	! chemistry decycling replaced by explicit setting of lateral boundary conditions
70	!
71	! 4508 2020-04-24 13:32:20Z raasch
72	! salsa decycling replaced by explicit setting of lateral boundary conditions
73	!
74	! 4502 2020-04-17 16:14:16Z schwenkel
75	! Implementation of ice microphysics
76	!
77	! 4472 2020-03-24 12:21:00Z Giersch
78	! OPENACC COPYIN directive for ddx and ddy added
79	!
80	! 4466 2020-03-20 16:14:41Z suehring
81	! Add advection fluxes to ACC copyin
82	!
83	! 4457 2020-03-11 14:20:43Z raasch
84	! use statement for exchange horiz added
85	!
86	! 4444 2020-03-05 15:59:50Z raasch
87	! bugfix: cpp-directives for serial mode added
88	!
89	! 4420 2020-02-24 14:13:56Z maronga
90	! Added output control for wind turbine model
91	!
92	! 4403 2020-02-12 13:08:46Z banzhafs
93	! Allowing both existing and on-demand emission read modes
94	!
95	! 4360 2020-01-07 11:25:50Z suehring
96	! Bugfix, hour_call_emis uninitialized at first call of time_integration
97	!
98	! 4346 2019-12-18 11:55:56Z motisi
99	! Introduction of wall_flags_total_0, which currently sets bits based on static
100	! topography information used in wall_flags_static_0
101	!
102	! 4329 2019-12-10 15:46:36Z motisi
103	! Renamed wall_flags_0 to wall_flags_static_0
104	!
105	! 4281 2019-10-29 15:15:39Z schwenkel
106	! Moved boundary conditions to module interface
107	!
108	! 4276 2019-10-28 16:03:29Z schwenkel
109	! Further modularization of lpm code components
110	!
111	! 4275 2019-10-28 15:34:55Z schwenkel
112	! Move call oft lpm to the end of intermediate timestep loop
113	!
114	! 4268 2019-10-17 11:29:38Z schwenkel
115	! Removing module specific boundary conditions an put them into their modules
116	!
117	! 4227 2019-09-10 18:04:34Z gronemeier
118	! implement new palm_date_time_mod
119	!
120	! 4226 2019-09-10 17:03:24Z suehring
121	! Changes in interface for the offline nesting
122	!
123	! 4182 2019-08-22 15:20:23Z scharf
124	! Corrected "Former revisions" section
125	!
126	! 4170 2019-08-19 17:12:31Z gronemeier
127	! copy diss, diss_p, tdiss_m to GPU
128	!
129	! 4144 2019-08-06 09:11:47Z raasch
130	! relational operators .EQ., .NE., etc. replaced by ==, /=, etc.
131	!
132	! 4126 2019-07-30 11:09:11Z gronemeier
133	! renamed routine to calculate uv exposure
134	!
135	! 4111 2019-07-22 18:16:57Z suehring
136	! advc_flags_1 / advc_flags_2 renamed to advc_flags_m / advc_flags_s
137	!
138	! 4069 2019-07-01 14:05:51Z Giersch
139	! Masked output running index mid has been introduced as a local variable to
140	! avoid runtime error (Loop variable has been modified) in time_integration
141	!
142	! 4064 2019-07-01 05:33:33Z gronemeier
143	! Moved call to radiation module out of intermediate time loop
144	!
145	! 4048 2019-06-21 21:00:21Z knoop
146	! Moved production_e_init call into turbulence_closure_mod
147	!
148	! 4047 2019-06-21 18:58:09Z knoop
149	! Added remainings of swap_timelevel upon its dissolution
150	!
151	! 4043 2019-06-18 16:59:00Z schwenkel
152	! Further LPM modularization
153	!
154	! 4039 2019-06-18 10:32:41Z suehring
155	! Rename subroutines in module for diagnostic quantities
156	!
157	! 4029 2019-06-14 14:04:35Z raasch
158	! exchange of ghost points and boundary conditions separated for chemical species and SALSA module,
159	! bugfix: decycling of chemistry species after nesting data transfer
160	!
161	! 4022 2019-06-12 11:52:39Z suehring
162	! Call synthetic turbulence generator at last RK3 substep right after boundary
163	! conditions are updated in offline nesting in order to assure that
164	! perturbations are always imposed
165	!
166	! 4017 2019-06-06 12:16:46Z schwenkel
167	! Mass (volume) flux correction included to ensure global mass conservation for child domains.
168	!
169	! 3994 2019-05-22 18:08:09Z suehring
170	! output of turbulence intensity added
171	!
172	! 3988 2019-05-22 11:32:37Z kanani
173	! Implement steerable output interval for virtual measurements
174	!
175	! 3968 2019-05-13 11:04:01Z suehring
176	! replace nspec_out with n_matched_vars
177	!
178	! 3929 2019-04-24 12:52:08Z banzhafs
179	! Reverse changes back from revision 3878: use chem_boundary_conds instead of
180	! chem_boundary_conds_decycle
181	!
182	!
183	! 3885 2019-04-11 11:29:34Z kanani
184	! Changes related to global restructuring of location messages and introduction
185	! of additional debug messages
186	!
187	! 3879 2019-04-08 20:25:23Z knoop
188	! Moved wtm_forces to module_interface_actions
189	!
190	! 3872 2019-04-08 15:03:06Z knoop
191	! Modifications made for salsa:
192	! - Call salsa_emission_update at each time step but do the checks within
193	! salsa_emission_update (i.e. skip_time_do_salsa >= time_since_reference_point
194	! and next_aero_emission_update <= time_since_reference_point ).
195	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
196	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
197	! - Apply nesting for salsa variables
198	! - Removed cpu_log calls speciffic for salsa.
199	!
200	! 3833 2019-03-28 15:04:04Z forkel
201	! added USE chem_gasphase_mod, replaced nspec by nspec since fixed compounds are not integrated
202	!
203	! 3820 2019-03-27 11:53:41Z forkel
204	! renamed do_emiss to emissions_anthropogenic (ecc)
205	!
206	!
207	! 3774 2019-03-04 10:52:49Z moh.hefny
208	! rephrase if statement to avoid unallocated array in case of
209	! nesting_offline is false (crashing during debug mode)
210	!
211	! 3761 2019-02-25 15:31:42Z raasch $
212	! module section re-formatted and openacc required variables moved to separate section,
213	! re-formatting to 100 char line width
214	!
215	! 3745 2019-02-15 18:57:56Z suehring
216	! Call indoor model after first timestep
217	!
218	! 3744 2019-02-15 18:38:58Z suehring
219	! - Moved call of bio_calculate_thermal_index_maps from biometeorology module to
220	! time_integration to make sure averaged input is updated before calculating.
221	!
222	! 3739 2019-02-13 08:05:17Z dom_dwd_user
223	! Removed everything related to "time_bio_results" as this is never used.
224	!
225	! 3724 2019-02-06 16:28:23Z kanani
226	! Correct double-used log_point_s unit
227	!
228	! 3719 2019-02-06 13:10:18Z kanani
229	! - removed wind_turbine cpu measurement, since same time is measured inside
230	! wtm_forces subroutine as special measures
231	! - moved the numerous vnest cpulog to special measures
232	! - extended radiation cpulog over entire radiation part,
233	! moved radiation_interactions cpulog to special measures
234	! - moved some cpu_log calls to this routine for better overview
235	!
236	! 3705 2019-01-29 19:56:39Z suehring
237	! Data output for virtual measurements added
238	!
239	! 3704 2019-01-29 19:51:41Z suehring
240	! Rename subroutines for surface-data output
241	!
242	! 3647 2019-01-02 14:10:44Z kanani
243	! Bugfix: add time_since_reference_point to IF clause for data_output calls
244	! (otherwise skip_time_* values don't come into affect with dt_do* = 0.0).
245	! Clean up indoor_model and biometeorology model call.
246	!
247	! Revision 1.1 1997/08/11 06:19:04 raasch
248	! Initial revision
249	!
250	!
251	! Description:
252	! ------------
253	!> Integration in time of the model equations, statistical analysis and graphic
254	!> output
255	!------------------------------------------------------------------------------!
256	SUBROUTINE time_integration
257
258
259	USE advec_ws, &
260	ONLY: ws_statistics
261
262	USE arrays_3d, &
263	ONLY: dzu, prho, pt, pt_init, q, &
264	q_init, ref_state, rho_ocean, tend, u, v, vpt
265
266	USE biometeorology_mod, &
267	ONLY: bio_calculate_thermal_index_maps, thermal_comfort, bio_calculate_uv_exposure, &
268	uv_exposure
269
270	USE bulk_cloud_model_mod, &
271	ONLY: bulk_cloud_model, calc_liquid_water_content
272
273	USE calc_mean_profile_mod, &
274	ONLY: calc_mean_profile
275
276	USE chem_emissions_mod, &
277	ONLY: chem_emissions_setup, chem_emissions_update_on_demand
278
279	USE chem_gasphase_mod, &
280	ONLY: nvar
281
282	USE chem_modules, &
283	ONLY: bc_cs_t_val, chem_species, emissions_anthropogenic, &
284	emiss_read_legacy_mode, n_matched_vars
285
286	USE control_parameters, &
287	ONLY: advected_distance_x, advected_distance_y, air_chemistry, average_count_3d, &
288	averaging_interval, averaging_interval_pr, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
289	bc_q_t_val, biometeorology, call_psolver_at_all_substeps, child_domain, &
290	constant_flux_layer, constant_heatflux, create_disturbances, &
291	dopr_n, constant_diffusion, coupling_mode, coupling_start_time, &
292	current_timestep_number, debug_output_timestep, debug_string, &
293	disturbance_created, disturbance_energy_limit, dist_range, &
294	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, dt_coupling, &
295	dt_data_output_av, dt_disturb, dt_do2d_xy, dt_do2d_xz, dt_do2d_yz, dt_do3d, &
296	dt_domask,dt_dopts, dt_dopr, dt_dopr_listing, dt_dots, dt_run_control, &
297	end_time, first_call_lpm, first_call_mas, galilei_transformation, humidity, &
298	indoor_model, intermediate_timestep_count, intermediate_timestep_count_max, &
299	land_surface, large_scale_forcing, loop_optimization, lsf_surf, lsf_vert, masks, &
300	multi_agent_system_end, multi_agent_system_start, nesting_offline, neutral, &
301	nr_timesteps_this_run, nudging, ocean_mode, pt_reference, &
302	pt_slope_offset, pt_surface_heating_rate, &
303	random_heatflux, run_coupled, salsa, &
304	simulated_time, simulated_time_chr, skip_time_do2d_xy, skip_time_do2d_xz, &
305	skip_time_do2d_yz, skip_time_do3d, skip_time_domask, skip_time_dopr, &
306	skip_time_data_output_av, sloping_surface, stop_dt, surface_output, &
307	terminate_coupled, terminate_run, timestep_scheme, time_coupling, time_do2d_xy, &
308	time_do2d_xz, time_do2d_yz, time_do3d, time_domask, time_dopr, time_dopr_av, &
309	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, time_dots, time_do_av, &
310	time_do_sla, time_disturb, time_run_control, time_since_reference_point, &
311	timestep_count, turbulent_inflow, turbulent_outflow, urban_surface, &
312	use_initial_profile_as_reference, use_single_reference_value, u_gtrans, v_gtrans, &
313	virtual_flight, virtual_measurement, ws_scheme_mom, ws_scheme_sca
314
315	USE cpulog, &
316	ONLY: cpu_log, log_point, log_point_s
317
318	USE diagnostic_output_quantities_mod, &
319	ONLY: doq_calculate, &
320	timestep_number_at_prev_calc
321
322	USE exchange_horiz_mod, &
323	ONLY: exchange_horiz
324
325	USE flight_mod, &
326	ONLY: flight_measurement
327
328	USE grid_variables, &
329	ONLY: ddx, ddy
330
331	USE indices, &
332	ONLY: nx, nxl, nxlg, nxr, nxrg, nzb, nzt
333
334	USE indoor_model_mod, &
335	ONLY: dt_indoor, im_main_heatcool, time_indoor
336
337	USE interfaces
338
339	USE kinds
340
341	USE land_surface_model_mod, &
342	ONLY: lsm_boundary_condition, lsm_energy_balance, skip_time_do_lsm
343
344	USE lagrangian_particle_model_mod, &
345	ONLY: lpm_data_output_ptseries
346
347	USE lsf_nudging_mod, &
348	ONLY: calc_tnudge, ls_forcing_surf, ls_forcing_vert, nudge_ref
349
350	USE module_interface, &
351	ONLY: module_interface_actions, module_interface_swap_timelevel, &
352	module_interface_boundary_conditions, module_interface_exchange_horiz
353
354	USE multi_agent_system_mod, &
355	ONLY: agents_active, multi_agent_system
356
357	USE nesting_offl_mod, &
358	ONLY: nesting_offl_bc, &
359	nesting_offl_input, &
360	nesting_offl_interpolation_factor, &
361	nesting_offl_mass_conservation
362
363	USE netcdf_data_input_mod, &
364	ONLY: chem_emis, chem_emis_att
365
366	USE ocean_mod, &
367	ONLY: prho_reference
368
369	USE palm_date_time_mod, &
370	ONLY: get_date_time
371
372	USE particle_attributes, &
373	ONLY: particle_advection, particle_advection_start
374
375	USE pegrid
376
377	#if defined( __parallel )
378	USE pmc_interface, &
379	ONLY: nested_run, nesting_mode, pmci_boundary_conds, pmci_datatrans, pmci_synchronize, &
380	pmci_ensure_nest_mass_conservation, pmci_ensure_nest_mass_conservation_vertical, &
381	pmci_set_swaplevel
382	#endif
383
384	USE progress_bar, &
385	ONLY: finish_progress_bar, output_progress_bar
386
387	USE prognostic_equations_mod, &
388	ONLY: prognostic_equations_cache, prognostic_equations_vector
389
390	USE radiation_model_mod, &
391	ONLY: dt_radiation, force_radiation_call, radiation, radiation_control, &
392	radiation_interaction, radiation_interactions, skip_time_do_radiation, time_radiation
393
394	USE salsa_mod, &
395	ONLY: aerosol_number, aerosol_mass, bc_am_t_val, bc_an_t_val, bc_gt_t_val, &
396	nbins_aerosol, ncomponents_mass, ngases_salsa, &
397	salsa_boundary_conditions, salsa_emission_update, salsa_gas, salsa_gases_from_chem, &
398	skip_time_do_salsa
399
400	USE spectra_mod, &
401	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, skip_time_dosp
402
403	USE statistics, &
404	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
405
406
407	USE surface_layer_fluxes_mod, &
408	ONLY: surface_layer_fluxes
409
410	USE surface_data_output_mod, &
411	ONLY: average_count_surf, averaging_interval_surf, dt_dosurf, dt_dosurf_av, &
412	surface_data_output, surface_data_output_averaging, skip_time_dosurf, &
413	skip_time_dosurf_av, time_dosurf, time_dosurf_av
414
415	USE surface_mod, &
416	ONLY: surf_def_h, surf_lsm_h, surf_usm_h
417
418	USE synthetic_turbulence_generator_mod, &
419	ONLY: dt_stg_call, dt_stg_adjust, parametrize_inflow_turbulence, stg_adjust, stg_main, &
420	time_stg_adjust, time_stg_call, use_syn_turb_gen
421
422	USE turbulence_closure_mod, &
423	ONLY: tcm_diffusivities
424
425	USE urban_surface_mod, &
426	ONLY: usm_boundary_condition, &
427	usm_energy_balance
428
429	USE virtual_measurement_mod, &
430	ONLY: dt_virtual_measurement, &
431	time_virtual_measurement, &
432	vm_data_output, &
433	vm_sampling, &
434	vm_time_start
435
436
437	USE wind_turbine_model_mod, &
438	ONLY: dt_data_output_wtm, time_wtm, wind_turbine, wtm_data_output
439
440	#if defined( _OPENACC )
441	USE arrays_3d, &
442	ONLY: d, dd2zu, ddzu, ddzw, &
443	diss, &
444	diss_p, &
445	diss_l_u, &
446	diss_l_v, &
447	diss_l_w, &
448	diss_s_u, &
449	diss_s_v, &
450	diss_s_w, &
451	drho_air, drho_air_zw, dzw, e, &
452	flux_l_u, &
453	flux_l_v, &
454	flux_l_w, &
455	flux_s_u, &
456	flux_s_v, &
457	flux_s_w, &
458	heatflux_output_conversion, &
459	e_p, &
460	pt_p, &
461	u_p, &
462	v_p, &
463	w_p, &
464	kh, km, momentumflux_output_conversion, nc, ni, nr, p, ptdf_x, ptdf_y, qc, qi, qr, rdf, &
465	rdf_sc, rho_air, rho_air_zw, s, tdiss_m, te_m, tpt_m, tu_m, tv_m, tw_m, ug, u_init, &
466	u_stokes_zu, vg, v_init, v_stokes_zu, w, zu
467
468	USE control_parameters, &
469	ONLY: tsc
470
471	USE indices, &
472	ONLY: advc_flags_m, advc_flags_s, nyn, nyng, nys, nysg, nz, nzb_max, wall_flags_total_0
473
474	USE statistics, &
475	ONLY: rmask, statistic_regions, sums_l, sums_l_l, sums_us2_ws_l, &
476	sums_wsus_ws_l, sums_vs2_ws_l, sums_wsvs_ws_l, sums_ws2_ws_l, sums_wspts_ws_l, &
477	sums_wsqs_ws_l, sums_wssas_ws_l, sums_wsqcs_ws_l, sums_wsqrs_ws_l, sums_wsncs_ws_l, &
478	sums_wsnrs_ws_l, sums_wsss_ws_l, weight_substep, sums_salsa_ws_l, sums_wsqis_ws_l, &
479	sums_wsnis_ws_l
480
481	USE surface_mod, &
482	ONLY: bc_h, enter_surface_arrays, exit_surface_arrays
483	#endif
484
485
486	IMPLICIT NONE
487
488	CHARACTER (LEN=9) :: time_to_string !<
489
490	INTEGER(iwp) :: hour !< hour of current time
491	INTEGER(iwp) :: hour_call_emis = -1 !< last hour where emission was called
492	INTEGER(iwp) :: ib !< index for aerosol size bins
493	INTEGER(iwp) :: ic !< index for aerosol mass bins
494	INTEGER(iwp) :: icc !< additional index for aerosol mass bins
495	INTEGER(iwp) :: ig !< index for salsa gases
496	INTEGER(iwp) :: mid !< masked output running index
497	INTEGER(iwp) :: n !< loop counter for chemistry species
498
499	REAL(wp) :: dt_3d_old !< temporary storage of timestep to be used for
500	!< steering of run control output interval
501	REAL(wp) :: time_since_reference_point_save !< original value of
502	!< time_since_reference_point
503
504
505	!
506	!-- Copy data from arrays_3d
507	!$ACC DATA &
508	!$ACC COPY(d(nzb+1:nzt,nys:nyn,nxl:nxr)) &
509	!$ACC COPY(diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
510	!$ACC COPY(e(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
511	!$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
512	!$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
513	!$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
514	!$ACC COPY(kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
515	!$ACC COPY(km(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
516	!$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
517	!$ACC COPY(pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
518
519	!$ACC DATA &
520	!$ACC COPYIN(diss_l_u(0:nz+1,nys:nyn,0), flux_l_u(0:nz+1,nys:nyn,0)) &
521	!$ACC COPYIN(diss_l_v(0:nz+1,nys:nyn,0), flux_l_v(0:nz+1,nys:nyn,0)) &
522	!$ACC COPYIN(diss_l_w(0:nz+1,nys:nyn,0), flux_l_w(0:nz+1,nys:nyn,0)) &
523	!$ACC COPYIN(diss_s_u(0:nz+1,0), flux_s_u(0:nz+1,0)) &
524	!$ACC COPYIN(diss_s_v(0:nz+1,0), flux_s_v(0:nz+1,0)) &
525	!$ACC COPYIN(diss_s_w(0:nz+1,0), flux_s_w(0:nz+1,0)) &
526	!$ACC COPY(diss_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
527	!$ACC COPY(e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
528	!$ACC COPY(u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
529	!$ACC COPY(v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
530	!$ACC COPY(w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
531	!$ACC COPY(pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
532	!$ACC COPY(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
533	!$ACC COPY(tdiss_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
534	!$ACC COPY(te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
535	!$ACC COPY(tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
536	!$ACC COPY(tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
537	!$ACC COPY(tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
538	!$ACC COPY(tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
539
540	!$ACC DATA &
541	!$ACC COPYIN(rho_air(nzb:nzt+1), drho_air(nzb:nzt+1)) &
542	!$ACC COPYIN(rho_air_zw(nzb:nzt+1), drho_air_zw(nzb:nzt+1)) &
543	!$ACC COPYIN(zu(nzb:nzt+1)) &
544	!$ACC COPYIN(dzu(1:nzt+1), dzw(1:nzt+1)) &
545	!$ACC COPYIN(ddzu(1:nzt+1), dd2zu(1:nzt)) &
546	!$ACC COPYIN(ddzw(1:nzt+1)) &
547	!$ACC COPYIN(heatflux_output_conversion(nzb:nzt+1)) &
548	!$ACC COPYIN(momentumflux_output_conversion(nzb:nzt+1)) &
549	!$ACC COPYIN(rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt)) &
550	!$ACC COPYIN(ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng)) &
551	!$ACC COPYIN(ref_state(0:nz+1)) &
552	!$ACC COPYIN(u_init(0:nz+1), v_init(0:nz+1)) &
553	!$ACC COPYIN(u_stokes_zu(nzb:nzt+1), v_stokes_zu(nzb:nzt+1)) &
554	!$ACC COPYIN(pt_init(0:nz+1)) &
555	!$ACC COPYIN(ug(0:nz+1), vg(0:nz+1))
556
557	!
558	!-- Copy data from control_parameters
559	!$ACC DATA &
560	!$ACC COPYIN(tsc(1:5))
561
562	!
563	!-- Copy data from grid_variables
564	!$ACC DATA &
565	!$ACC COPYIN(ddx, ddy)
566
567	!
568	!-- Copy data from indices
569	!$ACC DATA &
570	!$ACC COPYIN(advc_flags_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
571	!$ACC COPYIN(advc_flags_s(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
572	!$ACC COPYIN(wall_flags_total_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
573
574	!
575	!-- Copy data from surface_mod
576	!$ACC DATA &
577	!$ACC COPYIN(bc_h(0:1)) &
578	!$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) &
579	!$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) &
580	!$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) &
581	!$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) &
582	!$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) &
583	!$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns))
584
585	!
586	!-- Copy data from statistics
587	!$ACC DATA &
588	!$ACC COPYIN(hom(0:nz+1,1:2,1:4,0)) &
589	!$ACC COPYIN(rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions)) &
590	!$ACC COPYIN(weight_substep(1:intermediate_timestep_count_max)) &
591	!$ACC COPY(sums_l(nzb:nzt+1,1:pr_palm,0)) &
592	!$ACC COPY(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
593	!$ACC COPY(sums_us2_ws_l(nzb:nzt+1,0)) &
594	!$ACC COPY(sums_wsus_ws_l(nzb:nzt+1,0)) &
595	!$ACC COPY(sums_vs2_ws_l(nzb:nzt+1,0)) &
596	!$ACC COPY(sums_wsvs_ws_l(nzb:nzt+1,0)) &
597	!$ACC COPY(sums_ws2_ws_l(nzb:nzt+1,0)) &
598	!$ACC COPY(sums_wspts_ws_l(nzb:nzt+1,0)) &
599	!$ACC COPY(sums_wssas_ws_l(nzb:nzt+1,0)) &
600	!$ACC COPY(sums_wsqs_ws_l(nzb:nzt+1,0)) &
601	!$ACC COPY(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
602	!$ACC COPY(sums_wsqis_ws_l(nzb:nzt+1,0)) &
603	!$ACC COPY(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
604	!$ACC COPY(sums_wsncs_ws_l(nzb:nzt+1,0)) &
605	!$ACC COPY(sums_wsnis_ws_l(nzb:nzt+1,0)) &
606	!$ACC COPY(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
607	!$ACC COPY(sums_wsss_ws_l(nzb:nzt+1,0)) &
608	!$ACC COPY(sums_salsa_ws_l(nzb:nzt+1,0))
609
610	!
611	!-- Next statement is to avoid compiler warnings about unused variables. Please
612	!-- remove in case that you are using them. ddx and ddy need to be defined in
613	!-- time_integration because of ACC COPYIN directive.
614	ddx = ddx
615	ddy = ddy
616
617	#if defined( _OPENACC )
618	CALL enter_surface_arrays
619	#endif
620
621	!
622	!-- At beginning determine the first time step
623	CALL timestep
624
625	#if defined( __parallel )
626	!
627	!-- Synchronize the timestep in case of nested run.
628	IF ( nested_run ) THEN
629	!
630	!-- Synchronization by unifying the time step.
631	!-- Global minimum of all time-steps is used for all.
632	CALL pmci_synchronize
633	ENDIF
634	#endif
635
636	!
637	!-- Determine and print out the run control quantities before the first time
638	!-- step of this run. For the initial run, some statistics (e.g. divergence)
639	!-- need to be determined first --> CALL flow_statistics at the beginning of
640	!-- run_control
641	CALL run_control
642	!
643	!-- Data exchange between coupled models in case that a call has been omitted
644	!-- at the end of the previous run of a job chain.
645	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
646	!
647	!-- In case of model termination initiated by the local model the coupler
648	!-- must not be called because this would again cause an MPI hang.
649	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
650	CALL surface_coupler
651	time_coupling = time_coupling - dt_coupling
652	ENDDO
653	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling ) THEN
654	time_coupling = time_since_reference_point
655	ENDIF
656	ENDIF
657
658	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'start' )
659	write(9,*) "time_indoor begin", time_indoor
660	flush(9)
661	!
662	!-- Start of the time loop
663	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. .NOT. terminate_run )
664
665	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
666
667	IF ( debug_output_timestep ) THEN
668	WRITE( debug_string, * ) 'time_integration', simulated_time
669	CALL debug_message( debug_string, 'start' )
670	ENDIF
671
672	!
673	!-- Determine ug, vg and w_subs in dependence on data from external file
674	!-- LSF_DATA
675	IF ( large_scale_forcing .AND. lsf_vert ) THEN
676	CALL ls_forcing_vert ( simulated_time )
677	sums_ls_l = 0.0_wp
678	ENDIF
679
680	!
681	!-- Set pt_init and q_init to the current profiles taken from
682	!-- NUDGING_DATA
683	IF ( nudging ) THEN
684	CALL nudge_ref ( simulated_time )
685	!
686	!-- Store temperature gradient at the top boundary for possible Neumann
687	!-- boundary condition
688	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
689	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
690	IF ( air_chemistry ) THEN
691	DO n = 1, nvar
692	bc_cs_t_val = ( chem_species(n)%conc_pr_init(nzt+1) &
693	- chem_species(n)%conc_pr_init(nzt) ) &
694	/ dzu(nzt+1)
695	ENDDO
696	ENDIF
697	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
698	DO ib = 1, nbins_aerosol
699	bc_an_t_val = ( aerosol_number(ib)%init(nzt+1) - aerosol_number(ib)%init(nzt) ) / &
700	dzu(nzt+1)
701	DO ic = 1, ncomponents_mass
702	icc = ( ic - 1 ) * nbins_aerosol + ib
703	bc_am_t_val = ( aerosol_mass(icc)%init(nzt+1) - aerosol_mass(icc)%init(nzt) ) /&
704	dzu(nzt+1)
705	ENDDO
706	ENDDO
707	IF ( .NOT. salsa_gases_from_chem ) THEN
708	DO ig = 1, ngases_salsa
709	bc_gt_t_val = ( salsa_gas(ig)%init(nzt+1) - salsa_gas(ig)%init(nzt) ) / &
710	dzu(nzt+1)
711	ENDDO
712	ENDIF
713	ENDIF
714	ENDIF
715	!
716	!-- Input of boundary data.
717	IF ( nesting_offline ) CALL nesting_offl_input
718	!
719	!-- Execute all other module actions routines
720	CALL module_interface_actions( 'before_timestep' )
721
722	!
723	!-- Start of intermediate step loop
724	intermediate_timestep_count = 0
725	DO WHILE ( intermediate_timestep_count < intermediate_timestep_count_max )
726
727	intermediate_timestep_count = intermediate_timestep_count + 1
728
729	!
730	!-- Set the steering factors for the prognostic equations which depend
731	!-- on the timestep scheme
732	CALL timestep_scheme_steering
733
734	!
735	!-- Calculate those variables needed in the tendency terms which need
736	!-- global communication
737	IF ( .NOT. use_single_reference_value .AND. .NOT. use_initial_profile_as_reference ) &
738	THEN
739	!
740	!-- Horizontally averaged profiles to be used as reference state in
741	!-- buoyancy terms (WARNING: only the respective last call of
742	!-- calc_mean_profile defines the reference state!)
743	IF ( .NOT. neutral ) THEN
744	CALL calc_mean_profile( pt, 4 )
745	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
746	ENDIF
747	IF ( ocean_mode ) THEN
748	CALL calc_mean_profile( rho_ocean, 64 )
749	ref_state(:) = hom(:,1,64,0)
750	ENDIF
751	IF ( humidity ) THEN
752	CALL calc_mean_profile( vpt, 44 )
753	ref_state(:) = hom(:,1,44,0)
754	ENDIF
755	!
756	!-- Assure that ref_state does not become zero at any level
757	!-- ( might be the case if a vertical level is completely occupied
758	!-- with topography ).
759	ref_state = MERGE( MAXVAL(ref_state), ref_state, ref_state == 0.0_wp )
760	ENDIF
761
762	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. intermediate_timestep_count == 1 ) &
763	THEN
764	CALL ws_statistics
765	ENDIF
766	!
767	!-- In case of nudging calculate current nudging time scale and horizontal
768	!-- means of u, v, pt and q
769	IF ( nudging ) THEN
770	CALL calc_tnudge( simulated_time )
771	CALL calc_mean_profile( u, 1 )
772	CALL calc_mean_profile( v, 2 )
773	CALL calc_mean_profile( pt, 4 )
774	CALL calc_mean_profile( q, 41 )
775	ENDIF
776	!
777	!-- Execute all other module actions routines
778	CALL module_interface_actions( 'before_prognostic_equations' )
779	!
780	!-- Solve the prognostic equations. A fast cache optimized version with
781	!-- only one single loop is used in case of Piascek-Williams advection
782	!-- scheme. NEC vector machines use a different version, because
783	!-- in the other versions a good vectorization is prohibited due to
784	!-- inlining problems.
785	IF ( loop_optimization == 'cache' ) THEN
786	CALL prognostic_equations_cache
787	ELSEIF ( loop_optimization == 'vector' ) THEN
788	CALL prognostic_equations_vector
789	ENDIF
790
791	!
792	!-- Movement of agents in multi agent system
793	IF ( agents_active .AND. time_since_reference_point >= multi_agent_system_start .AND. &
794	time_since_reference_point <= multi_agent_system_end .AND. &
795	intermediate_timestep_count == 1 ) &
796	THEN
797	CALL multi_agent_system
798	first_call_mas = .FALSE.
799	ENDIF
800
801	!
802	!-- Exchange of ghost points (lateral boundary conditions)
803	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
804
805	CALL module_interface_exchange_horiz( 'after_prognostic_equation' )
806
807	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
808
809	!
810	!-- Boundary conditions for the prognostic quantities (except of the
811	!-- velocities at the outflow in case of a non-cyclic lateral wall) and
812	!-- boundary conditions for module-specific variables
813	CALL module_interface_boundary_conditions
814
815	!
816	!-- Incrementing timestep counter
817	timestep_count = timestep_count + 1
818
819	CALL cpu_log( log_point(28), 'swap_timelevel', 'start' )
820	!
821	!-- Set the swap level for all modules
822	CALL module_interface_swap_timelevel( MOD( timestep_count, 2) )
823
824	#if defined( __parallel )
825	!
826	!-- Set the swap level for steering the pmc data transfer
827	IF ( nested_run ) CALL pmci_set_swaplevel( MOD( timestep_count, 2) + 1 ) !> @todo: why the +1 ?
828	#endif
829
830	CALL cpu_log( log_point(28), 'swap_timelevel', 'stop' )
831
832	#if defined( __parallel )
833	IF ( nested_run ) THEN
834
835	CALL cpu_log( log_point(60), 'nesting', 'start' )
836	!
837	!-- Domain nesting. The data transfer subroutines pmci_parent_datatrans
838	!-- and pmci_child_datatrans are called inside the wrapper
839	!-- subroutine pmci_datatrans according to the control parameters
840	!-- nesting_mode and nesting_datatransfer_mode.
841	!-- TO_DO: why is nesting_mode given as a parameter here?
842	CALL pmci_datatrans( nesting_mode )
843
844	IF ( TRIM( nesting_mode ) == 'two-way' .OR. nesting_mode == 'vertical' ) THEN
845
846	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'start' )
847	!
848	!-- Exchange_horiz is needed for all parent-domains after the
849	!-- anterpolation
850	CALL module_interface_exchange_horiz( 'after_anterpolation' )
851
852	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'stop' )
853
854	ENDIF
855
856	!
857	!-- Set boundary conditions again after interpolation and anterpolation.
858	CALL pmci_boundary_conds
859
860	CALL cpu_log( log_point(60), 'nesting', 'stop' )
861
862	ENDIF
863	#endif
864
865	!
866	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
867	!-- when a sloping surface is used
868	IF ( sloping_surface ) THEN
869	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - pt_slope_offset
870	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + pt_slope_offset
871	ENDIF
872
873	!
874	!-- Increase temperature pt(0) according to pt_surface_heating_rate (convert from K/h to K/s)
875	IF ( pt_surface_heating_rate /= 0.0_wp .AND. intermediate_timestep_count == 1 ) THEN
876	pt(0,:,:) = pt(0,:,:) + dt_3d * pt_surface_heating_rate / 3600.0_wp
877	ENDIF
878
879	!
880	!-- Impose a turbulent inflow using the recycling method
881	IF ( turbulent_inflow ) CALL inflow_turbulence
882
883	!
884	!-- Set values at outflow boundary using the special outflow condition
885	IF ( turbulent_outflow ) CALL outflow_turbulence
886
887	!
888	!-- Impose a random perturbation on the horizontal velocity field
889	IF ( create_disturbances .AND. ( call_psolver_at_all_substeps .AND. &
890	intermediate_timestep_count == intermediate_timestep_count_max ) &
891	.OR. ( .NOT. call_psolver_at_all_substeps .AND. intermediate_timestep_count == 1 ) ) &
892	THEN
893	time_disturb = time_disturb + dt_3d
894	IF ( time_disturb >= dt_disturb ) THEN
895	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
896	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
897	CALL disturb_field( 'u', tend, u )
898	CALL disturb_field( 'v', tend, v )
899	ELSEIF ( ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) &
900	.AND. .NOT. child_domain .AND. .NOT. nesting_offline ) &
901	THEN
902	!
903	!-- Runs with a non-cyclic lateral wall need perturbations
904	!-- near the inflow throughout the whole simulation
905	dist_range = 1
906	CALL disturb_field( 'u', tend, u )
907	CALL disturb_field( 'v', tend, v )
908	dist_range = 0
909	ENDIF
910	time_disturb = time_disturb - dt_disturb
911	ENDIF
912	ENDIF
913
914	!
915	!-- Map forcing data derived from larger scale model onto domain
916	!-- boundaries. Further, update geostrophic wind components.
917	IF ( nesting_offline .AND. intermediate_timestep_count == &
918	intermediate_timestep_count_max ) THEN
919	!-- Determine interpolation factor before boundary conditions and geostrophic wind
920	!-- is updated.
921	CALL nesting_offl_interpolation_factor
922	CALL nesting_offl_bc
923	! CALL nesting_offl_geostrophic_wind
924	ENDIF
925	!
926	!-- Impose a turbulent inflow using synthetic generated turbulence.
927	IF ( use_syn_turb_gen .AND. &
928	intermediate_timestep_count == intermediate_timestep_count_max ) THEN
929	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
930	CALL stg_main
931	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
932	ENDIF
933	!
934	!-- Ensure mass conservation. This need to be done after imposing
935	!-- synthetic turbulence and top boundary condition for pressure is set to
936	!-- Neumann conditions.
937	!-- Is this also required in case of Dirichlet?
938	IF ( nesting_offline ) CALL nesting_offl_mass_conservation
939	!
940	!-- Reduce the velocity divergence via the equation for perturbation
941	!-- pressure.
942	IF ( intermediate_timestep_count == 1 .OR. call_psolver_at_all_substeps ) THEN
943
944	#if defined( __parallel )
945	!
946	!-- Mass (volume) flux correction to ensure global mass conservation for child domains.
947	IF ( child_domain ) THEN
948	IF ( nesting_mode == 'vertical' ) THEN
949	CALL pmci_ensure_nest_mass_conservation_vertical
950	ELSE
951	CALL pmci_ensure_nest_mass_conservation
952	ENDIF
953	ENDIF
954	#endif
955	CALL pres
956
957	ENDIF
958	!
959	!-- Particle transport/physics with the Lagrangian particle model
960	!-- (only once during intermediate steps, because it uses an Euler-step)
961	!-- ### particle model should be moved before prognostic_equations, in order
962	!-- to regard droplet interactions directly
963
964	CALL module_interface_actions( 'after_pressure_solver' )
965	!
966	!-- Interaction of droplets with temperature and mixing ratio.
967	!-- Droplet condensation and evaporation is calculated within
968	!-- advec_particles.
969	!
970	!-- If required, compute liquid water content
971	IF ( bulk_cloud_model ) THEN
972	CALL calc_liquid_water_content
973	ENDIF
974	!
975	!-- If required, compute virtual potential temperature
976	IF ( humidity ) THEN
977	CALL compute_vpt
978	ENDIF
979
980	!
981	!-- Compute the diffusion quantities
982	IF ( .NOT. constant_diffusion ) THEN
983
984	!
985	!-- Determine surface fluxes shf and qsws and surface values
986	!-- pt_surface and q_surface in dependence on data from external
987	!-- file LSF_DATA respectively
988	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
989	intermediate_timestep_count == intermediate_timestep_count_max ) &
990	THEN
991	CALL ls_forcing_surf( simulated_time )
992	ENDIF
993
994	!
995	!-- First the vertical (and horizontal) fluxes in the surface
996	!-- (constant flux) layer are computed
997	IF ( constant_flux_layer ) THEN
998	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
999	CALL surface_layer_fluxes
1000	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
1001	ENDIF
1002	!
1003	!-- If required, solve the energy balance for the surface and run soil
1004	!-- model. Call for horizontal as well as vertical surfaces
1005	IF ( land_surface .AND. time_since_reference_point >= skip_time_do_lsm) THEN
1006
1007	CALL cpu_log( log_point(54), 'land_surface', 'start' )
1008	CALL lsm_energy_balance( .FALSE. )
1009
1010	!
1011	!-- At the end, set boundary conditons for potential temperature
1012	!-- and humidity after running the land-surface model. This
1013	!-- might be important for the nesting, where arrays are transfered.
1014	CALL lsm_boundary_condition
1015
1016
1017	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
1018	ENDIF
1019	!
1020	!-- If required, solve the energy balance for urban surfaces and run
1021	!-- the material heat model
1022	IF (urban_surface) THEN
1023	CALL cpu_log( log_point(74), 'urban_surface', 'start' )
1024	CALL usm_energy_balance( .FALSE. )
1025
1026	!
1027	!-- At the end, set boundary conditons for potential temperature
1028	!-- and humidity after running the urban-surface model. This
1029	!-- might be important for the nesting, where arrays are transfered.
1030	CALL usm_boundary_condition
1031
1032	CALL cpu_log( log_point(74), 'urban_surface', 'stop' )
1033	ENDIF
1034	!
1035	!-- Compute the diffusion coefficients
1036	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
1037	IF ( .NOT. humidity ) THEN
1038	IF ( ocean_mode ) THEN
1039	CALL tcm_diffusivities( prho, prho_reference )
1040	ELSE
1041	CALL tcm_diffusivities( pt, pt_reference )
1042	ENDIF
1043	ELSE
1044	CALL tcm_diffusivities( vpt, pt_reference )
1045	ENDIF
1046	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
1047
1048	ENDIF
1049
1050	ENDDO ! Intermediate step loop
1051
1052	!
1053	!-- Will be used at some point by flow_statistics.
1054	!$ACC UPDATE &
1055	!$ACC HOST(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
1056	!$ACC HOST(sums_us2_ws_l(nzb:nzt+1,0)) &
1057	!$ACC HOST(sums_wsus_ws_l(nzb:nzt+1,0)) &
1058	!$ACC HOST(sums_vs2_ws_l(nzb:nzt+1,0)) &
1059	!$ACC HOST(sums_wsvs_ws_l(nzb:nzt+1,0)) &
1060	!$ACC HOST(sums_ws2_ws_l(nzb:nzt+1,0)) &
1061	!$ACC HOST(sums_wspts_ws_l(nzb:nzt+1,0)) &
1062	!$ACC HOST(sums_wssas_ws_l(nzb:nzt+1,0)) &
1063	!$ACC HOST(sums_wsqs_ws_l(nzb:nzt+1,0)) &
1064	!$ACC HOST(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
1065	!$ACC HOST(sums_wsqis_ws_l(nzb:nzt+1,0)) &
1066	!$ACC HOST(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
1067	!$ACC HOST(sums_wsncs_ws_l(nzb:nzt+1,0)) &
1068	!$ACC HOST(sums_wsnis_ws_l(nzb:nzt+1,0)) &
1069	!$ACC HOST(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
1070	!$ACC HOST(sums_wsss_ws_l(nzb:nzt+1,0)) &
1071	!$ACC HOST(sums_salsa_ws_l(nzb:nzt+1,0))
1072
1073	!
1074	!-- If required, calculate radiative fluxes and heating rates
1075	IF ( radiation .AND. time_since_reference_point >= skip_time_do_radiation ) THEN
1076
1077	time_radiation = time_radiation + dt_3d
1078
1079	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) THEN
1080
1081	CALL cpu_log( log_point(50), 'radiation', 'start' )
1082
1083	IF ( time_radiation >= dt_radiation ) THEN
1084	time_radiation = time_radiation - dt_radiation
1085	ENDIF
1086
1087	!
1088	!-- Adjust the current time to the time step of the radiation model.
1089	!-- Needed since radiation is pre-calculated and stored only on apparent
1090	!-- solar positions
1091	time_since_reference_point_save = time_since_reference_point
1092	time_since_reference_point = time_since_reference_point - &
1093	MODULO(time_since_reference_point, dt_radiation)
1094
1095	CALL radiation_control
1096
1097	IF ( ( urban_surface .OR. land_surface ) .AND. radiation_interactions ) THEN
1098	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'start' )
1099	CALL radiation_interaction
1100	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'stop' )
1101	ENDIF
1102
1103	!
1104	!-- Return the current time to its original value
1105	time_since_reference_point = time_since_reference_point_save
1106	!
1107	!-- Reset forcing of radiation call
1108	force_radiation_call = .FALSE.
1109
1110	CALL cpu_log( log_point(50), 'radiation', 'stop' )
1111
1112	ENDIF
1113	ENDIF
1114
1115
1116	!
1117	!-- 20200203 (ECC)
1118	!-- allows for emission update mode in legacy mode as well as on-demand mode
1119	!-- note that under on-demand mode emission update is no longer restricted to
1120	!-- an hourly frequency, but whenever the simulation time corresponds to an
1121	!-- inrement in emission timestamp value
1122
1123	!
1124	!-- If required, consider chemical emissions
1125
1126	IF ( air_chemistry .AND. emissions_anthropogenic ) THEN
1127
1128	IF ( emiss_read_legacy_mode ) THEN
1129	!
1130	!-- get hourly index and updates emission data when the hour is passed
1131
1132	CALL get_date_time( time_since_reference_point, hour=hour )
1133
1134	IF ( hour_call_emis /= hour ) THEN
1135
1136	CALL chem_emissions_setup( chem_emis_att, chem_emis, n_matched_vars )
1137	hour_call_emis = hour
1138
1139	ENDIF
1140
1141	ELSE
1142
1143	CALL chem_emissions_update_on_demand
1144
1145	ENDIF
1146
1147	ENDIF
1148
1149
1150	!
1151	!-- If required, consider aerosol emissions for the salsa model
1152	IF ( salsa ) THEN
1153	!
1154	!-- Call emission routine to update emissions if needed
1155	CALL salsa_emission_update
1156
1157	ENDIF
1158	!
1159	!-- If required, calculate indoor temperature, waste heat, heat flux
1160	!-- through wall, etc.
1161	!-- dt_indoor steers the frequency of the indoor model calculations.
1162	!-- Note, at first timestep indoor model is called, in order to provide
1163	!-- a waste heat flux.
1164	IF ( indoor_model ) THEN
1165
1166	time_indoor = time_indoor + dt_3d
1167
1168	IF ( time_indoor >= dt_indoor .OR. current_timestep_number == 0 ) THEN
1169
1170	IF ( time_indoor >= dt_indoor ) time_indoor = time_indoor - dt_indoor
1171
1172	CALL cpu_log( log_point(76), 'indoor_model', 'start' )
1173	CALL im_main_heatcool
1174	CALL cpu_log( log_point(76), 'indoor_model', 'stop' )
1175
1176	ENDIF
1177	ENDIF
1178	!
1179	!-- Increase simulation time and output times
1180	nr_timesteps_this_run = nr_timesteps_this_run + 1
1181	current_timestep_number = current_timestep_number + 1
1182	simulated_time = simulated_time + dt_3d
1183	time_since_reference_point = simulated_time - coupling_start_time
1184	simulated_time_chr = time_to_string( time_since_reference_point )
1185
1186
1187	IF ( time_since_reference_point >= skip_time_data_output_av ) THEN
1188	time_do_av = time_do_av + dt_3d
1189	ENDIF
1190	IF ( time_since_reference_point >= skip_time_do2d_xy ) THEN
1191	time_do2d_xy = time_do2d_xy + dt_3d
1192	ENDIF
1193	IF ( time_since_reference_point >= skip_time_do2d_xz ) THEN
1194	time_do2d_xz = time_do2d_xz + dt_3d
1195	ENDIF
1196	IF ( time_since_reference_point >= skip_time_do2d_yz ) THEN
1197	time_do2d_yz = time_do2d_yz + dt_3d
1198	ENDIF
1199	IF ( time_since_reference_point >= skip_time_do3d ) THEN
1200	time_do3d = time_do3d + dt_3d
1201	ENDIF
1202	DO mid = 1, masks
1203	IF ( time_since_reference_point >= skip_time_domask(mid) ) THEN
1204	time_domask(mid)= time_domask(mid) + dt_3d
1205	ENDIF
1206	ENDDO
1207	IF ( time_since_reference_point >= skip_time_dosp ) THEN
1208	time_dosp = time_dosp + dt_3d
1209	ENDIF
1210	time_dots = time_dots + dt_3d
1211	IF ( .NOT. first_call_lpm ) THEN
1212	time_dopts = time_dopts + dt_3d
1213	ENDIF
1214	IF ( time_since_reference_point >= skip_time_dopr ) THEN
1215	time_dopr = time_dopr + dt_3d
1216	ENDIF
1217	time_dopr_listing = time_dopr_listing + dt_3d
1218	time_run_control = time_run_control + dt_3d
1219	!
1220	!-- Increment time-counter for surface output
1221	IF ( surface_output ) THEN
1222	IF ( time_since_reference_point >= skip_time_dosurf ) THEN
1223	time_dosurf = time_dosurf + dt_3d
1224	ENDIF
1225	IF ( time_since_reference_point >= skip_time_dosurf_av ) THEN
1226	time_dosurf_av = time_dosurf_av + dt_3d
1227	ENDIF
1228	ENDIF
1229	!
1230	!-- Increment time-counter for virtual measurements
1231	IF ( virtual_measurement .AND. vm_time_start <= time_since_reference_point ) THEN
1232	time_virtual_measurement = time_virtual_measurement + dt_3d
1233	ENDIF
1234
1235	!
1236	!-- Increment time-counter for wind turbine data output
1237	IF ( wind_turbine ) THEN
1238	time_wtm = time_wtm + dt_3d
1239	ENDIF
1240
1241	!
1242	!-- In case of synthetic turbulence generation and parametrized turbulence
1243	!-- information, update the time counter and if required, adjust the
1244	!-- STG to new atmospheric conditions.
1245	IF ( use_syn_turb_gen ) THEN
1246	IF ( parametrize_inflow_turbulence ) THEN
1247	time_stg_adjust = time_stg_adjust + dt_3d
1248	IF ( time_stg_adjust >= dt_stg_adjust ) THEN
1249	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
1250	CALL stg_adjust
1251	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
1252	ENDIF
1253	ENDIF
1254	time_stg_call = time_stg_call + dt_3d
1255	ENDIF
1256
1257	!
1258	!-- Data exchange between coupled models
1259	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
1260	time_coupling = time_coupling + dt_3d
1261
1262	!
1263	!-- In case of model termination initiated by the local model
1264	!-- (terminate_coupled > 0), the coupler must be skipped because it would
1265	!-- cause an MPI intercomminucation hang.
1266	!-- If necessary, the coupler will be called at the beginning of the
1267	!-- next restart run.
1268	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
1269	CALL surface_coupler
1270	time_coupling = time_coupling - dt_coupling
1271	ENDDO
1272	ENDIF
1273
1274	!
1275	!-- Biometeorology calculation of stationary thermal indices
1276	!-- Todo (kanani): biometeorology needs own time_... treatment.
1277	!-- It might be that time_do2d_xy differs from time_do3d,
1278	!-- and then we might get trouble with the biomet output,
1279	!-- because we can have 2d and/or 3d biomet output!!
1280	IF ( biometeorology &
1281	.AND. ( ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) &
1282	.OR. &
1283	( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) &
1284	) ) THEN
1285	!
1286	!-- If required, do thermal comfort calculations
1287	IF ( thermal_comfort ) THEN
1288	CALL bio_calculate_thermal_index_maps ( .FALSE. )
1289	ENDIF
1290	!
1291	!-- If required, do UV exposure calculations
1292	IF ( uv_exposure ) THEN
1293	CALL bio_calculate_uv_exposure
1294	ENDIF
1295	ENDIF
1296
1297	!
1298	!-- Execute alle other module actions routunes
1299	CALL module_interface_actions( 'after_integration' )
1300
1301	!
1302	!-- If Galilei transformation is used, determine the distance that the
1303	!-- model has moved so far
1304	IF ( galilei_transformation ) THEN
1305	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
1306	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
1307	ENDIF
1308
1309	!
1310	!-- Check, if restart is necessary (because cpu-time is expiring or
1311	!-- because it is forced by user) and set stop flag
1312	!-- This call is skipped if the remote model has already initiated a restart.
1313	IF ( .NOT. terminate_run ) CALL check_for_restart
1314
1315	!
1316	!-- Carry out statistical analysis and output at the requested output times.
1317	!-- The MOD function is used for calculating the output time counters (like
1318	!-- time_dopr) in order to regard a possible decrease of the output time
1319	!-- interval in case of restart runs
1320
1321	!
1322	!-- Set a flag indicating that so far no statistics have been created
1323	!-- for this time step
1324	flow_statistics_called = .FALSE.
1325
1326	!
1327	!-- If required, call flow_statistics for averaging in time
1328	IF ( averaging_interval_pr /= 0.0_wp .AND. &
1329	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
1330	time_since_reference_point >= skip_time_dopr ) THEN
1331	time_dopr_av = time_dopr_av + dt_3d
1332	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
1333	do_sum = .TRUE.
1334	time_dopr_av = MOD( time_dopr_av, MAX( dt_averaging_input_pr, dt_3d ) )
1335	ENDIF
1336	ENDIF
1337	IF ( do_sum ) CALL flow_statistics
1338
1339	!
1340	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
1341	IF ( averaging_interval /= 0.0_wp .AND. &
1342	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
1343	time_since_reference_point >= skip_time_data_output_av ) &
1344	THEN
1345	time_do_sla = time_do_sla + dt_3d
1346	IF ( time_do_sla >= dt_averaging_input ) THEN
1347	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1348	CALL doq_calculate
1349
1350	CALL sum_up_3d_data
1351	average_count_3d = average_count_3d + 1
1352	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
1353	ENDIF
1354	ENDIF
1355	!
1356	!-- Average surface data
1357	IF ( surface_output ) THEN
1358	IF ( averaging_interval_surf /= 0.0_wp &
1359	.AND. ( dt_dosurf_av - time_dosurf_av ) <= averaging_interval_surf &
1360	.AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
1361	IF ( time_dosurf_av >= dt_averaging_input ) THEN
1362	CALL surface_data_output_averaging
1363	average_count_surf = average_count_surf + 1
1364	ENDIF
1365	ENDIF
1366	ENDIF
1367
1368	!
1369	!-- Calculate spectra for time averaging
1370	IF ( averaging_interval_sp /= 0.0_wp .AND. ( dt_dosp - time_dosp ) <= averaging_interval_sp&
1371	.AND. time_since_reference_point >= skip_time_dosp ) THEN
1372	time_dosp_av = time_dosp_av + dt_3d
1373	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
1374	CALL calc_spectra
1375	time_dosp_av = MOD( time_dosp_av, MAX( dt_averaging_input_pr, dt_3d ) )
1376	ENDIF
1377	ENDIF
1378
1379	!
1380	!-- Call flight module and output data
1381	IF ( virtual_flight ) THEN
1382	CALL flight_measurement
1383	CALL data_output_flight
1384	ENDIF
1385	!
1386	!-- Take virtual measurements
1387	IF ( virtual_measurement .AND. time_virtual_measurement >= dt_virtual_measurement &
1388	.AND. vm_time_start <= time_since_reference_point ) THEN
1389	CALL vm_sampling
1390	CALL vm_data_output
1391	time_virtual_measurement = MOD( time_virtual_measurement, &
1392	MAX( dt_virtual_measurement, dt_3d ) )
1393	ENDIF
1394
1395	!
1396	!-- Output wind turbine data
1397	IF ( wind_turbine .AND. time_wtm >= dt_data_output_wtm ) THEN
1398	CALL wtm_data_output
1399	time_wtm = MOD( time_wtm, MAX( dt_data_output_wtm, dt_3d ) )
1400	ENDIF
1401
1402	!
1403	!-- Profile output (ASCII) on file
1404	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
1405	CALL print_1d
1406	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, dt_3d ) )
1407	ENDIF
1408
1409	!
1410	!-- Graphic output for PROFIL
1411	IF ( time_dopr >= dt_dopr .AND. time_since_reference_point >= skip_time_dopr ) THEN
1412	IF ( dopr_n /= 0 ) CALL data_output_profiles
1413	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
1414	time_dopr_av = 0.0_wp ! due to averaging (see above)
1415	ENDIF
1416
1417	!
1418	!-- Graphic output for time series
1419	IF ( time_dots >= dt_dots ) THEN
1420	CALL data_output_tseries
1421	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
1422	ENDIF
1423
1424	!
1425	!-- Output of spectra (formatted for use with PROFIL), in case of no
1426	!-- time averaging, spectra has to be calculated before
1427	IF ( time_dosp >= dt_dosp .AND. time_since_reference_point >= skip_time_dosp ) THEN
1428	IF ( average_count_sp == 0 ) CALL calc_spectra
1429	CALL data_output_spectra
1430	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
1431	ENDIF
1432
1433	!
1434	!-- 2d-data output (cross-sections)
1435	IF ( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) THEN
1436	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1437	CALL doq_calculate
1438
1439	CALL data_output_2d( 'xy', 0 )
1440	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
1441	ENDIF
1442	IF ( time_do2d_xz >= dt_do2d_xz .AND. time_since_reference_point >= skip_time_do2d_xz ) THEN
1443	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1444
1445	CALL doq_calculate
1446	CALL data_output_2d( 'xz', 0 )
1447	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
1448	ENDIF
1449	IF ( time_do2d_yz >= dt_do2d_yz .AND. time_since_reference_point >= skip_time_do2d_yz ) THEN
1450	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1451	CALL doq_calculate
1452
1453	CALL data_output_2d( 'yz', 0 )
1454	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
1455	ENDIF
1456
1457	!
1458	!-- 3d-data output (volume data)
1459	IF ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) THEN
1460	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1461	CALL doq_calculate
1462
1463	CALL data_output_3d( 0 )
1464	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
1465	ENDIF
1466
1467	!
1468	!-- Masked data output
1469	DO mid = 1, masks
1470	IF ( time_domask(mid) >= dt_domask(mid) &
1471	.AND. time_since_reference_point >= skip_time_domask(mid) ) THEN
1472	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1473	CALL doq_calculate
1474
1475	CALL data_output_mask( 0, mid )
1476	time_domask(mid) = MOD( time_domask(mid), MAX( dt_domask(mid), dt_3d ) )
1477	ENDIF
1478	ENDDO
1479
1480	!
1481	!-- Output of time-averaged 2d/3d/masked data
1482	IF ( time_do_av >= dt_data_output_av &
1483	.AND. time_since_reference_point >= skip_time_data_output_av ) THEN
1484	CALL average_3d_data
1485	!
1486	!-- Udate thermal comfort indices based on updated averaged input
1487	IF ( biometeorology .AND. thermal_comfort ) THEN
1488	CALL bio_calculate_thermal_index_maps ( .TRUE. )
1489	ENDIF
1490	CALL data_output_2d( 'xy', 1 )
1491	CALL data_output_2d( 'xz', 1 )
1492	CALL data_output_2d( 'yz', 1 )
1493	CALL data_output_3d( 1 )
1494	DO mid = 1, masks
1495	CALL data_output_mask( 1, mid )
1496	ENDDO
1497	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
1498	ENDIF
1499	!
1500	!-- Output of surface data, instantaneous and averaged data
1501	IF ( surface_output ) THEN
1502	IF ( time_dosurf >= dt_dosurf .AND. time_since_reference_point >= skip_time_dosurf ) THEN
1503	CALL surface_data_output( 0 )
1504	time_dosurf = MOD( time_dosurf, MAX( dt_dosurf, dt_3d ) )
1505	ENDIF
1506	IF ( time_dosurf_av >= dt_dosurf_av .AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
1507	CALL surface_data_output( 1 )
1508	time_dosurf_av = MOD( time_dosurf_av, MAX( dt_dosurf_av, dt_3d ) )
1509	ENDIF
1510	ENDIF
1511
1512	!
1513	!-- Output of particle time series
1514	IF ( particle_advection ) THEN
1515	IF ( time_dopts >= dt_dopts .OR. &
1516	( time_since_reference_point >= particle_advection_start .AND. &
1517	first_call_lpm ) ) THEN
1518	CALL lpm_data_output_ptseries
1519	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
1520	ENDIF
1521	ENDIF
1522
1523	!
1524	!-- If required, set the heat flux for the next time step to a random value
1525	IF ( constant_heatflux .AND. random_heatflux ) THEN
1526	IF ( surf_def_h(0)%ns >= 1 ) THEN
1527	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
1528	CALL disturb_heatflux( surf_def_h(0) )
1529	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
1530	ENDIF
1531	IF ( surf_lsm_h(0)%ns >= 1 ) THEN
1532	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
1533	CALL disturb_heatflux( surf_lsm_h(0) )
1534	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
1535	ENDIF
1536	IF ( surf_usm_h(0)%ns >= 1 ) THEN
1537	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
1538	CALL disturb_heatflux( surf_usm_h(0) )
1539	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
1540	ENDIF
1541	ENDIF
1542
1543	!
1544	!-- Execute alle other module actions routunes
1545	CALL module_interface_actions( 'after_timestep' )
1546
1547	!
1548	!-- Determine size of next time step. Save timestep dt_3d because it is
1549	!-- newly calculated in routine timestep, but required further below for
1550	!-- steering the run control output interval
1551	dt_3d_old = dt_3d
1552	CALL timestep
1553
1554	#if defined( __parallel )
1555	!
1556	!-- Synchronize the timestep in case of nested run.
1557	IF ( nested_run ) THEN
1558	!
1559	!-- Synchronize by unifying the time step.
1560	!-- Global minimum of all time-steps is used for all.
1561	CALL pmci_synchronize
1562	ENDIF
1563	#endif
1564
1565	!
1566	!-- Computation and output of run control parameters.
1567	!-- This is also done whenever perturbations have been imposed
1568	IF ( time_run_control >= dt_run_control .OR. &
1569	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
1570	THEN
1571	CALL run_control
1572	IF ( time_run_control >= dt_run_control ) THEN
1573	time_run_control = MOD( time_run_control, MAX( dt_run_control, dt_3d_old ) )
1574	ENDIF
1575	ENDIF
1576
1577	!
1578	!-- Output elapsed simulated time in form of a progress bar on stdout
1579	IF ( myid == 0 ) CALL output_progress_bar
1580
1581	IF ( debug_output_timestep ) THEN
1582	WRITE( debug_string, * ) 'time_integration', simulated_time
1583	CALL debug_message( debug_string, 'end' )
1584	ENDIF
1585
1586	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
1587
1588
1589	ENDDO ! time loop
1590
1591	#if defined( _OPENACC )
1592	CALL exit_surface_arrays
1593	#endif
1594	!$ACC END DATA
1595	!$ACC END DATA
1596	!$ACC END DATA
1597	!$ACC END DATA
1598	!$ACC END DATA
1599	!$ACC END DATA
1600	!$ACC END DATA
1601	!$ACC END DATA
1602
1603	IF ( myid == 0 ) CALL finish_progress_bar
1604
1605	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'finished' )
1606
1607	END SUBROUTINE time_integration

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