Home

Context Navigation

time_integration.f90 @ 4578

Last change on this file since 4578 was 4578, checked in by gronemeier, 4 years ago

message.f90:

bugfix : do not save input values from last call of routines debug_message and location_message
changes: layout changes according to PALM coding standards

time_integration.f90:

bugfix: removed unused variables

Property svn:keywords set to Id

File size: 71.6 KB

Line
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 4578 2020-06-25 15:43:32Z gronemeier $
27	! bugfix: removed unused variables
28	!
29	! 4573 2020-06-24 13:08:47Z oliver.maas
30	! calculate pt(0) incrementally by using dt_3d instead of calculating it absolutely
31	! by using time_since_reference_point, because time_since_reference_point is set
32	! to zero for initializing_actions = 'cyclic_fill'
33	!
34	! 4565 2020-06-15 08:30:38Z oliver.maas
35	! added new surface temperature forcing method for bc_pt_b = 'dirichlet':
36	! surface temperature pt(0) can be linearly increased by pt_surface_heating_rate (in K/h)
37	!
38	! 4564 2020-06-12 14:03:36Z raasch
39	! Vertical nesting method of Huq et al. (2019) removed
40	!
41	! 4521 2020-05-06 11:39:49Z schwenkel
42	! Rename variable
43	!
44	! 4511 2020-04-30 12:20:40Z raasch
45	! chemistry decycling replaced by explicit setting of lateral boundary conditions
46	!
47	! 4508 2020-04-24 13:32:20Z raasch
48	! salsa decycling replaced by explicit setting of lateral boundary conditions
49	!
50	! 4502 2020-04-17 16:14:16Z schwenkel
51	! Implementation of ice microphysics
52	!
53	! 4472 2020-03-24 12:21:00Z Giersch
54	! OPENACC COPYIN directive for ddx and ddy added
55	!
56	! 4466 2020-03-20 16:14:41Z suehring
57	! Add advection fluxes to ACC copyin
58	!
59	! 4457 2020-03-11 14:20:43Z raasch
60	! use statement for exchange horiz added
61	!
62	! 4444 2020-03-05 15:59:50Z raasch
63	! bugfix: cpp-directives for serial mode added
64	!
65	! 4420 2020-02-24 14:13:56Z maronga
66	! Added output control for wind turbine model
67	!
68	! 4403 2020-02-12 13:08:46Z banzhafs
69	! Allowing both existing and on-demand emission read modes
70	!
71	! 4360 2020-01-07 11:25:50Z suehring
72	! Bugfix, hour_call_emis uninitialized at first call of time_integration
73	!
74	! 4346 2019-12-18 11:55:56Z motisi
75	! Introduction of wall_flags_total_0, which currently sets bits based on static
76	! topography information used in wall_flags_static_0
77	!
78	! 4329 2019-12-10 15:46:36Z motisi
79	! Renamed wall_flags_0 to wall_flags_static_0
80	!
81	! 4281 2019-10-29 15:15:39Z schwenkel
82	! Moved boundary conditions to module interface
83	!
84	! 4276 2019-10-28 16:03:29Z schwenkel
85	! Further modularization of lpm code components
86	!
87	! 4275 2019-10-28 15:34:55Z schwenkel
88	! Move call oft lpm to the end of intermediate timestep loop
89	!
90	! 4268 2019-10-17 11:29:38Z schwenkel
91	! Removing module specific boundary conditions an put them into their modules
92	!
93	! 4227 2019-09-10 18:04:34Z gronemeier
94	! implement new palm_date_time_mod
95	!
96	! 4226 2019-09-10 17:03:24Z suehring
97	! Changes in interface for the offline nesting
98	!
99	! 4182 2019-08-22 15:20:23Z scharf
100	! Corrected "Former revisions" section
101	!
102	! 4170 2019-08-19 17:12:31Z gronemeier
103	! copy diss, diss_p, tdiss_m to GPU
104	!
105	! 4144 2019-08-06 09:11:47Z raasch
106	! relational operators .EQ., .NE., etc. replaced by ==, /=, etc.
107	!
108	! 4126 2019-07-30 11:09:11Z gronemeier
109	! renamed routine to calculate uv exposure
110	!
111	! 4111 2019-07-22 18:16:57Z suehring
112	! advc_flags_1 / advc_flags_2 renamed to advc_flags_m / advc_flags_s
113	!
114	! 4069 2019-07-01 14:05:51Z Giersch
115	! Masked output running index mid has been introduced as a local variable to
116	! avoid runtime error (Loop variable has been modified) in time_integration
117	!
118	! 4064 2019-07-01 05:33:33Z gronemeier
119	! Moved call to radiation module out of intermediate time loop
120	!
121	! 4048 2019-06-21 21:00:21Z knoop
122	! Moved production_e_init call into turbulence_closure_mod
123	!
124	! 4047 2019-06-21 18:58:09Z knoop
125	! Added remainings of swap_timelevel upon its dissolution
126	!
127	! 4043 2019-06-18 16:59:00Z schwenkel
128	! Further LPM modularization
129	!
130	! 4039 2019-06-18 10:32:41Z suehring
131	! Rename subroutines in module for diagnostic quantities
132	!
133	! 4029 2019-06-14 14:04:35Z raasch
134	! exchange of ghost points and boundary conditions separated for chemical species and SALSA module,
135	! bugfix: decycling of chemistry species after nesting data transfer
136	!
137	! 4022 2019-06-12 11:52:39Z suehring
138	! Call synthetic turbulence generator at last RK3 substep right after boundary
139	! conditions are updated in offline nesting in order to assure that
140	! perturbations are always imposed
141	!
142	! 4017 2019-06-06 12:16:46Z schwenkel
143	! Mass (volume) flux correction included to ensure global mass conservation for child domains.
144	!
145	! 3994 2019-05-22 18:08:09Z suehring
146	! output of turbulence intensity added
147	!
148	! 3988 2019-05-22 11:32:37Z kanani
149	! Implement steerable output interval for virtual measurements
150	!
151	! 3968 2019-05-13 11:04:01Z suehring
152	! replace nspec_out with n_matched_vars
153	!
154	! 3929 2019-04-24 12:52:08Z banzhafs
155	! Reverse changes back from revision 3878: use chem_boundary_conds instead of
156	! chem_boundary_conds_decycle
157	!
158	!
159	! 3885 2019-04-11 11:29:34Z kanani
160	! Changes related to global restructuring of location messages and introduction
161	! of additional debug messages
162	!
163	! 3879 2019-04-08 20:25:23Z knoop
164	! Moved wtm_forces to module_interface_actions
165	!
166	! 3872 2019-04-08 15:03:06Z knoop
167	! Modifications made for salsa:
168	! - Call salsa_emission_update at each time step but do the checks within
169	! salsa_emission_update (i.e. skip_time_do_salsa >= time_since_reference_point
170	! and next_aero_emission_update <= time_since_reference_point ).
171	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
172	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
173	! - Apply nesting for salsa variables
174	! - Removed cpu_log calls speciffic for salsa.
175	!
176	! 3833 2019-03-28 15:04:04Z forkel
177	! added USE chem_gasphase_mod, replaced nspec by nspec since fixed compounds are not integrated
178	!
179	! 3820 2019-03-27 11:53:41Z forkel
180	! renamed do_emiss to emissions_anthropogenic (ecc)
181	!
182	!
183	! 3774 2019-03-04 10:52:49Z moh.hefny
184	! rephrase if statement to avoid unallocated array in case of
185	! nesting_offline is false (crashing during debug mode)
186	!
187	! 3761 2019-02-25 15:31:42Z raasch $
188	! module section re-formatted and openacc required variables moved to separate section,
189	! re-formatting to 100 char line width
190	!
191	! 3745 2019-02-15 18:57:56Z suehring
192	! Call indoor model after first timestep
193	!
194	! 3744 2019-02-15 18:38:58Z suehring
195	! - Moved call of bio_calculate_thermal_index_maps from biometeorology module to
196	! time_integration to make sure averaged input is updated before calculating.
197	!
198	! 3739 2019-02-13 08:05:17Z dom_dwd_user
199	! Removed everything related to "time_bio_results" as this is never used.
200	!
201	! 3724 2019-02-06 16:28:23Z kanani
202	! Correct double-used log_point_s unit
203	!
204	! 3719 2019-02-06 13:10:18Z kanani
205	! - removed wind_turbine cpu measurement, since same time is measured inside
206	! wtm_forces subroutine as special measures
207	! - moved the numerous vnest cpulog to special measures
208	! - extended radiation cpulog over entire radiation part,
209	! moved radiation_interactions cpulog to special measures
210	! - moved some cpu_log calls to this routine for better overview
211	!
212	! 3705 2019-01-29 19:56:39Z suehring
213	! Data output for virtual measurements added
214	!
215	! 3704 2019-01-29 19:51:41Z suehring
216	! Rename subroutines for surface-data output
217	!
218	! 3647 2019-01-02 14:10:44Z kanani
219	! Bugfix: add time_since_reference_point to IF clause for data_output calls
220	! (otherwise skip_time_* values don't come into affect with dt_do* = 0.0).
221	! Clean up indoor_model and biometeorology model call.
222	!
223	! Revision 1.1 1997/08/11 06:19:04 raasch
224	! Initial revision
225	!
226	!
227	! Description:
228	! ------------
229	!> Integration in time of the model equations, statistical analysis and graphic
230	!> output
231	!------------------------------------------------------------------------------!
232	SUBROUTINE time_integration
233
234
235	USE advec_ws, &
236	ONLY: ws_statistics
237
238	USE arrays_3d, &
239	ONLY: diss, diss_p, dzu, e_p, nc_p, ni_p, nr_p, prho, pt, pt_p, pt_init, q, qc_p, qr_p, &
240	q_init, q_p, qi_p, ref_state, rho_ocean, sa_p, s_p, tend, u, u_p, v, vpt, v_p, w_p
241
242	#if defined( __parallel ) && ! defined( _OPENACC )
243	USE arrays_3d, &
244	ONLY: e, nc, ni, nr, qc, qi, qr, s, w
245	#endif
246
247	USE biometeorology_mod, &
248	ONLY: bio_calculate_thermal_index_maps, thermal_comfort, bio_calculate_uv_exposure, &
249	uv_exposure
250
251	USE bulk_cloud_model_mod, &
252	ONLY: bulk_cloud_model, calc_liquid_water_content, collision_turbulence, &
253	microphysics_ice_phase, microphysics_morrison, microphysics_seifert
254
255	USE calc_mean_profile_mod, &
256	ONLY: calc_mean_profile
257
258	USE chem_emissions_mod, &
259	ONLY: chem_emissions_setup, chem_emissions_update_on_demand
260
261	USE chem_gasphase_mod, &
262	ONLY: nvar
263
264	USE chem_modules, &
265	ONLY: bc_cs_t_val, chem_species, communicator_chem, emissions_anthropogenic, &
266	emiss_read_legacy_mode, n_matched_vars
267
268	USE control_parameters, &
269	ONLY: advected_distance_x, advected_distance_y, air_chemistry, average_count_3d, &
270	averaging_interval, averaging_interval_pr, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
271	bc_q_t_val, biometeorology, call_psolver_at_all_substeps, child_domain, &
272	constant_flux_layer, constant_heatflux, create_disturbances, &
273	dopr_n, constant_diffusion, coupling_mode, coupling_start_time, &
274	current_timestep_number, disturbance_created, disturbance_energy_limit, dist_range, &
275	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, dt_coupling, &
276	dt_data_output_av, dt_disturb, dt_do2d_xy, dt_do2d_xz, dt_do2d_yz, dt_do3d, &
277	dt_domask,dt_dopts, dt_dopr, dt_dopr_listing, dt_dots, dt_run_control, &
278	end_time, first_call_lpm, first_call_mas, galilei_transformation, humidity, &
279	indoor_model, intermediate_timestep_count, intermediate_timestep_count_max, &
280	land_surface, large_scale_forcing, loop_optimization, lsf_surf, lsf_vert, masks, &
281	multi_agent_system_end, multi_agent_system_start, nesting_offline, neutral, &
282	nr_timesteps_this_run, nudging, ocean_mode, passive_scalar, pt_reference, &
283	pt_slope_offset, pt_surface_heating_rate, &
284	random_heatflux, rans_tke_e, run_coupled, salsa, &
285	simulated_time, simulated_time_chr, skip_time_do2d_xy, skip_time_do2d_xz, &
286	skip_time_do2d_yz, skip_time_do3d, skip_time_domask, skip_time_dopr, &
287	skip_time_data_output_av, sloping_surface, stop_dt, surface_output, &
288	terminate_coupled, terminate_run, timestep_scheme, time_coupling, time_do2d_xy, &
289	time_do2d_xz, time_do2d_yz, time_do3d, time_domask, time_dopr, time_dopr_av, &
290	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, time_dots, time_do_av, &
291	time_do_sla, time_disturb, time_run_control, time_since_reference_point, &
292	timestep_count, turbulent_inflow, turbulent_outflow, urban_surface, &
293	use_initial_profile_as_reference, use_single_reference_value, u_gtrans, v_gtrans, &
294	virtual_flight, virtual_measurement, ws_scheme_mom, ws_scheme_sca
295
296	#if defined( __parallel )
297	USE control_parameters, &
298	ONLY: rans_mode
299	#endif
300
301	USE cpulog, &
302	ONLY: cpu_log, log_point, log_point_s
303
304	USE diagnostic_output_quantities_mod, &
305	ONLY: doq_calculate, &
306	timestep_number_at_prev_calc
307
308	USE exchange_horiz_mod, &
309	ONLY: exchange_horiz
310
311	USE flight_mod, &
312	ONLY: flight_measurement
313
314	USE grid_variables, &
315	ONLY: ddx, ddy
316
317	USE indices, &
318	ONLY: nbgp, nx, nxl, nxlg, nxr, nxrg, nzb, nzt
319
320	USE indoor_model_mod, &
321	ONLY: dt_indoor, im_main_heatcool, time_indoor
322
323	USE interfaces
324
325	USE kinds
326
327	USE land_surface_model_mod, &
328	ONLY: lsm_boundary_condition, lsm_energy_balance, lsm_soil_model, skip_time_do_lsm
329
330	USE lagrangian_particle_model_mod, &
331	ONLY: lpm_data_output_ptseries
332
333	USE lsf_nudging_mod, &
334	ONLY: calc_tnudge, ls_forcing_surf, ls_forcing_vert, nudge_ref
335
336	USE module_interface, &
337	ONLY: module_interface_actions, module_interface_swap_timelevel, &
338	module_interface_boundary_conditions
339
340	USE multi_agent_system_mod, &
341	ONLY: agents_active, multi_agent_system
342
343	USE nesting_offl_mod, &
344	ONLY: nesting_offl_bc, &
345	nesting_offl_geostrophic_wind, &
346	nesting_offl_input, &
347	nesting_offl_interpolation_factor, &
348	nesting_offl_mass_conservation
349
350	USE netcdf_data_input_mod, &
351	ONLY: chem_emis, chem_emis_att
352
353	USE ocean_mod, &
354	ONLY: prho_reference
355
356	USE palm_date_time_mod, &
357	ONLY: get_date_time
358
359	USE particle_attributes, &
360	ONLY: particle_advection, particle_advection_start, use_sgs_for_particles, wang_kernel
361
362	USE pegrid
363
364	#if defined( __parallel )
365	USE pmc_interface, &
366	ONLY: nested_run, nesting_mode, pmci_boundary_conds, pmci_datatrans, pmci_synchronize, &
367	pmci_ensure_nest_mass_conservation, pmci_ensure_nest_mass_conservation_vertical, &
368	pmci_set_swaplevel
369	#endif
370
371	USE progress_bar, &
372	ONLY: finish_progress_bar, output_progress_bar
373
374	USE prognostic_equations_mod, &
375	ONLY: prognostic_equations_cache, prognostic_equations_vector
376
377	USE radiation_model_mod, &
378	ONLY: dt_radiation, force_radiation_call, radiation, radiation_control, &
379	radiation_interaction, radiation_interactions, skip_time_do_radiation, time_radiation
380
381	USE salsa_mod, &
382	ONLY: aerosol_number, aerosol_mass, bc_am_t_val, bc_an_t_val, bc_gt_t_val, &
383	communicator_salsa, nbins_aerosol, ncomponents_mass, ngases_salsa, &
384	salsa_boundary_conditions, salsa_emission_update, salsa_gas, salsa_gases_from_chem, &
385	skip_time_do_salsa
386
387	USE spectra_mod, &
388	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, skip_time_dosp
389
390	USE statistics, &
391	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
392
393
394	USE surface_layer_fluxes_mod, &
395	ONLY: surface_layer_fluxes
396
397	USE surface_data_output_mod, &
398	ONLY: average_count_surf, averaging_interval_surf, dt_dosurf, dt_dosurf_av, &
399	surface_data_output, surface_data_output_averaging, skip_time_dosurf, &
400	skip_time_dosurf_av, time_dosurf, time_dosurf_av
401
402	USE surface_mod, &
403	ONLY: surf_def_h, surf_lsm_h, surf_usm_h
404
405	USE synthetic_turbulence_generator_mod, &
406	ONLY: dt_stg_call, dt_stg_adjust, parametrize_inflow_turbulence, stg_adjust, stg_main, &
407	time_stg_adjust, time_stg_call, use_syn_turb_gen
408
409	USE turbulence_closure_mod, &
410	ONLY: tcm_diffusivities
411
412	USE urban_surface_mod, &
413	ONLY: usm_boundary_condition, usm_material_heat_model, usm_material_model, &
414	usm_surface_energy_balance, usm_green_heat_model
415
416	USE virtual_measurement_mod, &
417	ONLY: dt_virtual_measurement, &
418	time_virtual_measurement, &
419	vm_data_output, &
420	vm_sampling, &
421	vm_time_start
422
423
424	USE wind_turbine_model_mod, &
425	ONLY: dt_data_output_wtm, time_wtm, wind_turbine, wtm_data_output
426
427	#if defined( _OPENACC )
428	USE arrays_3d, &
429	ONLY: d, dd2zu, ddzu, ddzw, &
430	diss_l_u, &
431	diss_l_v, &
432	diss_l_w, &
433	diss_s_u, &
434	diss_s_v, &
435	diss_s_w, &
436	drho_air, drho_air_zw, dzw, e, &
437	flux_l_u, &
438	flux_l_v, &
439	flux_l_w, &
440	flux_s_u, &
441	flux_s_v, &
442	flux_s_w, &
443	heatflux_output_conversion, &
444	kh, km, momentumflux_output_conversion, nc, ni, nr, p, ptdf_x, ptdf_y, qc, qi, qr, rdf, &
445	rdf_sc, rho_air, rho_air_zw, s, tdiss_m, te_m, tpt_m, tu_m, tv_m, tw_m, ug, u_init, &
446	u_stokes_zu, vg, v_init, v_stokes_zu, w, zu
447
448	USE control_parameters, &
449	ONLY: tsc
450
451	USE indices, &
452	ONLY: advc_flags_m, advc_flags_s, nyn, nyng, nys, nysg, nz, nzb_max, wall_flags_total_0
453
454	USE statistics, &
455	ONLY: rmask, statistic_regions, sums_l, sums_l_l, sums_us2_ws_l, &
456	sums_wsus_ws_l, sums_vs2_ws_l, sums_wsvs_ws_l, sums_ws2_ws_l, sums_wspts_ws_l, &
457	sums_wsqs_ws_l, sums_wssas_ws_l, sums_wsqcs_ws_l, sums_wsqrs_ws_l, sums_wsncs_ws_l, &
458	sums_wsnrs_ws_l, sums_wsss_ws_l, weight_substep, sums_salsa_ws_l, sums_wsqis_ws_l, &
459	sums_wsnis_ws_l
460
461	USE surface_mod, &
462	ONLY: bc_h, enter_surface_arrays, exit_surface_arrays
463	#endif
464
465
466	IMPLICIT NONE
467
468	CHARACTER (LEN=9) :: time_to_string !<
469
470	INTEGER(iwp) :: hour !< hour of current time
471	INTEGER(iwp) :: hour_call_emis = -1 !< last hour where emission was called
472	INTEGER(iwp) :: ib !< index for aerosol size bins
473	INTEGER(iwp) :: ic !< index for aerosol mass bins
474	INTEGER(iwp) :: icc !< additional index for aerosol mass bins
475	INTEGER(iwp) :: ig !< index for salsa gases
476	INTEGER(iwp) :: mid !< masked output running index
477	INTEGER(iwp) :: n !< loop counter for chemistry species
478
479	REAL(wp) :: dt_3d_old !< temporary storage of timestep to be used for
480	!< steering of run control output interval
481	REAL(wp) :: time_since_reference_point_save !< original value of
482	!< time_since_reference_point
483
484
485	!
486	!-- Copy data from arrays_3d
487	!$ACC DATA &
488	!$ACC COPY(d(nzb+1:nzt,nys:nyn,nxl:nxr)) &
489	!$ACC COPY(diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
490	!$ACC COPY(e(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
491	!$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
492	!$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
493	!$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
494	!$ACC COPY(kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
495	!$ACC COPY(km(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
496	!$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
497	!$ACC COPY(pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
498
499	!$ACC DATA &
500	!$ACC COPYIN(diss_l_u(0:nz+1,nys:nyn,0), flux_l_u(0:nz+1,nys:nyn,0)) &
501	!$ACC COPYIN(diss_l_v(0:nz+1,nys:nyn,0), flux_l_v(0:nz+1,nys:nyn,0)) &
502	!$ACC COPYIN(diss_l_w(0:nz+1,nys:nyn,0), flux_l_w(0:nz+1,nys:nyn,0)) &
503	!$ACC COPYIN(diss_s_u(0:nz+1,0), flux_s_u(0:nz+1,0)) &
504	!$ACC COPYIN(diss_s_v(0:nz+1,0), flux_s_v(0:nz+1,0)) &
505	!$ACC COPYIN(diss_s_w(0:nz+1,0), flux_s_w(0:nz+1,0)) &
506	!$ACC COPY(diss_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
507	!$ACC COPY(e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
508	!$ACC COPY(u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
509	!$ACC COPY(v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
510	!$ACC COPY(w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
511	!$ACC COPY(pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
512	!$ACC COPY(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
513	!$ACC COPY(tdiss_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
514	!$ACC COPY(te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
515	!$ACC COPY(tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
516	!$ACC COPY(tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
517	!$ACC COPY(tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
518	!$ACC COPY(tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
519
520	!$ACC DATA &
521	!$ACC COPYIN(rho_air(nzb:nzt+1), drho_air(nzb:nzt+1)) &
522	!$ACC COPYIN(rho_air_zw(nzb:nzt+1), drho_air_zw(nzb:nzt+1)) &
523	!$ACC COPYIN(zu(nzb:nzt+1)) &
524	!$ACC COPYIN(dzu(1:nzt+1), dzw(1:nzt+1)) &
525	!$ACC COPYIN(ddzu(1:nzt+1), dd2zu(1:nzt)) &
526	!$ACC COPYIN(ddzw(1:nzt+1)) &
527	!$ACC COPYIN(heatflux_output_conversion(nzb:nzt+1)) &
528	!$ACC COPYIN(momentumflux_output_conversion(nzb:nzt+1)) &
529	!$ACC COPYIN(rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt)) &
530	!$ACC COPYIN(ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng)) &
531	!$ACC COPYIN(ref_state(0:nz+1)) &
532	!$ACC COPYIN(u_init(0:nz+1), v_init(0:nz+1)) &
533	!$ACC COPYIN(u_stokes_zu(nzb:nzt+1), v_stokes_zu(nzb:nzt+1)) &
534	!$ACC COPYIN(pt_init(0:nz+1)) &
535	!$ACC COPYIN(ug(0:nz+1), vg(0:nz+1))
536
537	!
538	!-- Copy data from control_parameters
539	!$ACC DATA &
540	!$ACC COPYIN(tsc(1:5))
541
542	!
543	!-- Copy data from grid_variables
544	!$ACC DATA &
545	!$ACC COPYIN(ddx, ddy)
546
547	!
548	!-- Copy data from indices
549	!$ACC DATA &
550	!$ACC COPYIN(advc_flags_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
551	!$ACC COPYIN(advc_flags_s(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
552	!$ACC COPYIN(wall_flags_total_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
553
554	!
555	!-- Copy data from surface_mod
556	!$ACC DATA &
557	!$ACC COPYIN(bc_h(0:1)) &
558	!$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) &
559	!$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) &
560	!$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) &
561	!$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) &
562	!$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) &
563	!$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns))
564
565	!
566	!-- Copy data from statistics
567	!$ACC DATA &
568	!$ACC COPYIN(hom(0:nz+1,1:2,1:4,0)) &
569	!$ACC COPYIN(rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions)) &
570	!$ACC COPYIN(weight_substep(1:intermediate_timestep_count_max)) &
571	!$ACC COPY(sums_l(nzb:nzt+1,1:pr_palm,0)) &
572	!$ACC COPY(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
573	!$ACC COPY(sums_us2_ws_l(nzb:nzt+1,0)) &
574	!$ACC COPY(sums_wsus_ws_l(nzb:nzt+1,0)) &
575	!$ACC COPY(sums_vs2_ws_l(nzb:nzt+1,0)) &
576	!$ACC COPY(sums_wsvs_ws_l(nzb:nzt+1,0)) &
577	!$ACC COPY(sums_ws2_ws_l(nzb:nzt+1,0)) &
578	!$ACC COPY(sums_wspts_ws_l(nzb:nzt+1,0)) &
579	!$ACC COPY(sums_wssas_ws_l(nzb:nzt+1,0)) &
580	!$ACC COPY(sums_wsqs_ws_l(nzb:nzt+1,0)) &
581	!$ACC COPY(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
582	!$ACC COPY(sums_wsqis_ws_l(nzb:nzt+1,0)) &
583	!$ACC COPY(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
584	!$ACC COPY(sums_wsncs_ws_l(nzb:nzt+1,0)) &
585	!$ACC COPY(sums_wsnis_ws_l(nzb:nzt+1,0)) &
586	!$ACC COPY(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
587	!$ACC COPY(sums_wsss_ws_l(nzb:nzt+1,0)) &
588	!$ACC COPY(sums_salsa_ws_l(nzb:nzt+1,0))
589
590	!
591	!-- Next statement is to avoid compiler warnings about unused variables. Please
592	!-- remove in case that you are using them. ddx and ddy need to be defined in
593	!-- time_integration because of ACC COPYIN directive.
594	ddx = ddx
595	ddy = ddy
596
597	#if defined( _OPENACC )
598	CALL enter_surface_arrays
599	#endif
600
601	!
602	!-- At beginning determine the first time step
603	CALL timestep
604
605	#if defined( __parallel )
606	!
607	!-- Synchronize the timestep in case of nested run.
608	IF ( nested_run ) THEN
609	!
610	!-- Synchronization by unifying the time step.
611	!-- Global minimum of all time-steps is used for all.
612	CALL pmci_synchronize
613	ENDIF
614	#endif
615
616	!
617	!-- Determine and print out the run control quantities before the first time
618	!-- step of this run. For the initial run, some statistics (e.g. divergence)
619	!-- need to be determined first --> CALL flow_statistics at the beginning of
620	!-- run_control
621	CALL run_control
622	!
623	!-- Data exchange between coupled models in case that a call has been omitted
624	!-- at the end of the previous run of a job chain.
625	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
626	!
627	!-- In case of model termination initiated by the local model the coupler
628	!-- must not be called because this would again cause an MPI hang.
629	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
630	CALL surface_coupler
631	time_coupling = time_coupling - dt_coupling
632	ENDDO
633	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling ) THEN
634	time_coupling = time_since_reference_point
635	ENDIF
636	ENDIF
637
638	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'start' )
639
640	!
641	!-- Start of the time loop
642	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. .NOT. terminate_run )
643
644	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
645
646	!
647	!-- Determine ug, vg and w_subs in dependence on data from external file
648	!-- LSF_DATA
649	IF ( large_scale_forcing .AND. lsf_vert ) THEN
650	CALL ls_forcing_vert ( simulated_time )
651	sums_ls_l = 0.0_wp
652	ENDIF
653
654	!
655	!-- Set pt_init and q_init to the current profiles taken from
656	!-- NUDGING_DATA
657	IF ( nudging ) THEN
658	CALL nudge_ref ( simulated_time )
659	!
660	!-- Store temperature gradient at the top boundary for possible Neumann
661	!-- boundary condition
662	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
663	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
664	IF ( air_chemistry ) THEN
665	DO n = 1, nvar
666	bc_cs_t_val = ( chem_species(n)%conc_pr_init(nzt+1) &
667	- chem_species(n)%conc_pr_init(nzt) ) &
668	/ dzu(nzt+1)
669	ENDDO
670	ENDIF
671	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
672	DO ib = 1, nbins_aerosol
673	bc_an_t_val = ( aerosol_number(ib)%init(nzt+1) - aerosol_number(ib)%init(nzt) ) / &
674	dzu(nzt+1)
675	DO ic = 1, ncomponents_mass
676	icc = ( ic - 1 ) * nbins_aerosol + ib
677	bc_am_t_val = ( aerosol_mass(icc)%init(nzt+1) - aerosol_mass(icc)%init(nzt) ) /&
678	dzu(nzt+1)
679	ENDDO
680	ENDDO
681	IF ( .NOT. salsa_gases_from_chem ) THEN
682	DO ig = 1, ngases_salsa
683	bc_gt_t_val = ( salsa_gas(ig)%init(nzt+1) - salsa_gas(ig)%init(nzt) ) / &
684	dzu(nzt+1)
685	ENDDO
686	ENDIF
687	ENDIF
688	ENDIF
689	!
690	!-- Input of boundary data.
691	IF ( nesting_offline ) CALL nesting_offl_input
692	!
693	!-- Execute all other module actions routines
694	CALL module_interface_actions( 'before_timestep' )
695
696	!
697	!-- Start of intermediate step loop
698	intermediate_timestep_count = 0
699	DO WHILE ( intermediate_timestep_count < intermediate_timestep_count_max )
700
701	intermediate_timestep_count = intermediate_timestep_count + 1
702
703	!
704	!-- Set the steering factors for the prognostic equations which depend
705	!-- on the timestep scheme
706	CALL timestep_scheme_steering
707
708	!
709	!-- Calculate those variables needed in the tendency terms which need
710	!-- global communication
711	IF ( .NOT. use_single_reference_value .AND. .NOT. use_initial_profile_as_reference ) &
712	THEN
713	!
714	!-- Horizontally averaged profiles to be used as reference state in
715	!-- buoyancy terms (WARNING: only the respective last call of
716	!-- calc_mean_profile defines the reference state!)
717	IF ( .NOT. neutral ) THEN
718	CALL calc_mean_profile( pt, 4 )
719	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
720	ENDIF
721	IF ( ocean_mode ) THEN
722	CALL calc_mean_profile( rho_ocean, 64 )
723	ref_state(:) = hom(:,1,64,0)
724	ENDIF
725	IF ( humidity ) THEN
726	CALL calc_mean_profile( vpt, 44 )
727	ref_state(:) = hom(:,1,44,0)
728	ENDIF
729	!
730	!-- Assure that ref_state does not become zero at any level
731	!-- ( might be the case if a vertical level is completely occupied
732	!-- with topography ).
733	ref_state = MERGE( MAXVAL(ref_state), ref_state, ref_state == 0.0_wp )
734	ENDIF
735
736	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. intermediate_timestep_count == 1 ) &
737	THEN
738	CALL ws_statistics
739	ENDIF
740	!
741	!-- In case of nudging calculate current nudging time scale and horizontal
742	!-- means of u, v, pt and q
743	IF ( nudging ) THEN
744	CALL calc_tnudge( simulated_time )
745	CALL calc_mean_profile( u, 1 )
746	CALL calc_mean_profile( v, 2 )
747	CALL calc_mean_profile( pt, 4 )
748	CALL calc_mean_profile( q, 41 )
749	ENDIF
750	!
751	!-- Execute all other module actions routunes
752	CALL module_interface_actions( 'before_prognostic_equations' )
753	!
754	!-- Solve the prognostic equations. A fast cache optimized version with
755	!-- only one single loop is used in case of Piascek-Williams advection
756	!-- scheme. NEC vector machines use a different version, because
757	!-- in the other versions a good vectorization is prohibited due to
758	!-- inlining problems.
759	IF ( loop_optimization == 'cache' ) THEN
760	CALL prognostic_equations_cache
761	ELSEIF ( loop_optimization == 'vector' ) THEN
762	CALL prognostic_equations_vector
763	ENDIF
764
765	!
766	!-- Movement of agents in multi agent system
767	IF ( agents_active .AND. time_since_reference_point >= multi_agent_system_start .AND. &
768	time_since_reference_point <= multi_agent_system_end .AND. &
769	intermediate_timestep_count == 1 ) &
770	THEN
771	CALL multi_agent_system
772	first_call_mas = .FALSE.
773	ENDIF
774
775	!
776	!-- Exchange of ghost points (lateral boundary conditions)
777	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
778
779	CALL exchange_horiz( u_p, nbgp )
780	CALL exchange_horiz( v_p, nbgp )
781	CALL exchange_horiz( w_p, nbgp )
782	CALL exchange_horiz( pt_p, nbgp )
783	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
784	IF ( rans_tke_e .OR. wang_kernel .OR. collision_turbulence &
785	.OR. use_sgs_for_particles ) THEN
786	IF ( rans_tke_e ) THEN
787	CALL exchange_horiz( diss_p, nbgp )
788	ELSE
789	CALL exchange_horiz( diss, nbgp )
790	ENDIF
791	ENDIF
792	IF ( ocean_mode ) THEN
793	CALL exchange_horiz( sa_p, nbgp )
794	CALL exchange_horiz( rho_ocean, nbgp )
795	CALL exchange_horiz( prho, nbgp )
796	ENDIF
797	IF ( humidity ) THEN
798	CALL exchange_horiz( q_p, nbgp )
799	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
800	CALL exchange_horiz( qc_p, nbgp )
801	CALL exchange_horiz( nc_p, nbgp )
802	ENDIF
803	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
804	CALL exchange_horiz( qr_p, nbgp )
805	CALL exchange_horiz( nr_p, nbgp )
806	ENDIF
807	IF ( bulk_cloud_model .AND. microphysics_ice_phase ) THEN
808	CALL exchange_horiz( qi_p, nbgp )
809	CALL exchange_horiz( ni_p, nbgp )
810	ENDIF
811	ENDIF
812	IF ( passive_scalar ) CALL exchange_horiz( s_p, nbgp )
813	IF ( air_chemistry ) THEN
814	DO n = 1, nvar
815	CALL exchange_horiz( chem_species(n)%conc_p, nbgp, &
816	alternative_communicator = communicator_chem )
817	ENDDO
818	ENDIF
819
820	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
821	DO ib = 1, nbins_aerosol
822	CALL exchange_horiz( aerosol_number(ib)%conc_p, nbgp, &
823	alternative_communicator = communicator_salsa )
824	DO ic = 1, ncomponents_mass
825	icc = ( ic - 1 ) * nbins_aerosol + ib
826	CALL exchange_horiz( aerosol_mass(icc)%conc_p, nbgp, &
827	alternative_communicator = communicator_salsa )
828	ENDDO
829	ENDDO
830	IF ( .NOT. salsa_gases_from_chem ) THEN
831	DO ig = 1, ngases_salsa
832	CALL exchange_horiz( salsa_gas(ig)%conc_p, nbgp, &
833	alternative_communicator = communicator_salsa )
834	ENDDO
835	ENDIF
836	ENDIF
837
838	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
839
840	!
841	!-- Boundary conditions for the prognostic quantities (except of the
842	!-- velocities at the outflow in case of a non-cyclic lateral wall) and
843	!-- boundary conditions for module-specific variables
844	CALL module_interface_boundary_conditions
845
846	!
847	!-- Incrementing timestep counter
848	timestep_count = timestep_count + 1
849
850	CALL cpu_log( log_point(28), 'swap_timelevel', 'start' )
851	!
852	!-- Set the swap level for all modules
853	CALL module_interface_swap_timelevel( MOD( timestep_count, 2) )
854
855	#if defined( __parallel )
856	!
857	!-- Set the swap level for steering the pmc data transfer
858	IF ( nested_run ) CALL pmci_set_swaplevel( MOD( timestep_count, 2) + 1 ) !> @todo: why the +1 ?
859	#endif
860
861	CALL cpu_log( log_point(28), 'swap_timelevel', 'stop' )
862
863	#if defined( __parallel )
864	IF ( nested_run ) THEN
865
866	CALL cpu_log( log_point(60), 'nesting', 'start' )
867	!
868	!-- Domain nesting. The data transfer subroutines pmci_parent_datatrans
869	!-- and pmci_child_datatrans are called inside the wrapper
870	!-- subroutine pmci_datatrans according to the control parameters
871	!-- nesting_mode and nesting_datatransfer_mode.
872	!-- TO_DO: why is nesting_mode given as a parameter here?
873	CALL pmci_datatrans( nesting_mode )
874
875	IF ( TRIM( nesting_mode ) == 'two-way' .OR. nesting_mode == 'vertical' ) THEN
876
877	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'start' )
878	!
879	!-- Exchange_horiz is needed for all parent-domains after the
880	!-- anterpolation
881	CALL exchange_horiz( u, nbgp )
882	CALL exchange_horiz( v, nbgp )
883	CALL exchange_horiz( w, nbgp )
884	IF ( .NOT. neutral ) CALL exchange_horiz( pt, nbgp )
885
886	IF ( humidity ) THEN
887
888	CALL exchange_horiz( q, nbgp )
889
890	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
891	CALL exchange_horiz( qc, nbgp )
892	CALL exchange_horiz( nc, nbgp )
893	ENDIF
894	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
895	CALL exchange_horiz( qr, nbgp )
896	CALL exchange_horiz( nr, nbgp )
897	ENDIF
898	IF ( bulk_cloud_model .AND. microphysics_ice_phase ) THEN
899	CALL exchange_horiz( qi, nbgp )
900	CALL exchange_horiz( ni, nbgp )
901	ENDIF
902
903	ENDIF
904
905	IF ( passive_scalar ) CALL exchange_horiz( s, nbgp )
906
907	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
908
909	IF ( .NOT. constant_diffusion .AND. rans_mode .AND. rans_tke_e ) THEN
910	CALL exchange_horiz( diss, nbgp )
911	ENDIF
912
913	IF ( air_chemistry ) THEN
914	DO n = 1, nvar
915	CALL exchange_horiz( chem_species(n)%conc, nbgp, &
916	alternative_communicator = communicator_chem )
917	ENDDO
918	ENDIF
919
920	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
921	DO ib = 1, nbins_aerosol
922	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp, &
923	alternative_communicator = communicator_salsa )
924	DO ic = 1, ncomponents_mass
925	icc = ( ic - 1 ) * nbins_aerosol + ib
926	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp, &
927	alternative_communicator = communicator_salsa )
928	ENDDO
929	ENDDO
930	IF ( .NOT. salsa_gases_from_chem ) THEN
931	DO ig = 1, ngases_salsa
932	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp, &
933	alternative_communicator = communicator_salsa )
934	ENDDO
935	ENDIF
936	ENDIF
937	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'stop' )
938
939	ENDIF
940
941	!
942	!-- Set boundary conditions again after interpolation and anterpolation.
943	CALL pmci_boundary_conds
944
945	CALL cpu_log( log_point(60), 'nesting', 'stop' )
946
947	ENDIF
948	#endif
949
950	!
951	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
952	!-- when a sloping surface is used
953	IF ( sloping_surface ) THEN
954	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - pt_slope_offset
955	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + pt_slope_offset
956	ENDIF
957
958	!
959	!-- Increase temperature pt(0) according to pt_surface_heating_rate (convert from K/h to K/s)
960	IF ( pt_surface_heating_rate /= 0.0_wp .AND. intermediate_timestep_count == 1 ) THEN
961	pt(0,:,:) = pt(0,:,:) + dt_3d * pt_surface_heating_rate / 3600.0_wp
962	ENDIF
963
964	!
965	!-- Impose a turbulent inflow using the recycling method
966	IF ( turbulent_inflow ) CALL inflow_turbulence
967
968	!
969	!-- Set values at outflow boundary using the special outflow condition
970	IF ( turbulent_outflow ) CALL outflow_turbulence
971
972	!
973	!-- Impose a random perturbation on the horizontal velocity field
974	IF ( create_disturbances .AND. ( call_psolver_at_all_substeps .AND. &
975	intermediate_timestep_count == intermediate_timestep_count_max ) &
976	.OR. ( .NOT. call_psolver_at_all_substeps .AND. intermediate_timestep_count == 1 ) ) &
977	THEN
978	time_disturb = time_disturb + dt_3d
979	IF ( time_disturb >= dt_disturb ) THEN
980	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
981	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
982	CALL disturb_field( 'u', tend, u )
983	CALL disturb_field( 'v', tend, v )
984	ELSEIF ( ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) &
985	.AND. .NOT. child_domain .AND. .NOT. nesting_offline ) &
986	THEN
987	!
988	!-- Runs with a non-cyclic lateral wall need perturbations
989	!-- near the inflow throughout the whole simulation
990	dist_range = 1
991	CALL disturb_field( 'u', tend, u )
992	CALL disturb_field( 'v', tend, v )
993	dist_range = 0
994	ENDIF
995	time_disturb = time_disturb - dt_disturb
996	ENDIF
997	ENDIF
998
999	!
1000	!-- Map forcing data derived from larger scale model onto domain
1001	!-- boundaries. Further, update geostrophic wind components.
1002	IF ( nesting_offline .AND. intermediate_timestep_count == &
1003	intermediate_timestep_count_max ) THEN
1004	!-- Determine interpolation factor before boundary conditions and geostrophic wind
1005	!-- is updated.
1006	CALL nesting_offl_interpolation_factor
1007	CALL nesting_offl_bc
1008	CALL nesting_offl_geostrophic_wind
1009	ENDIF
1010	!
1011	!-- Impose a turbulent inflow using synthetic generated turbulence.
1012	IF ( use_syn_turb_gen .AND. &
1013	intermediate_timestep_count == intermediate_timestep_count_max ) THEN
1014	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
1015	CALL stg_main
1016	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
1017	ENDIF
1018	!
1019	!-- Ensure mass conservation. This need to be done after imposing
1020	!-- synthetic turbulence and top boundary condition for pressure is set to
1021	!-- Neumann conditions.
1022	!-- Is this also required in case of Dirichlet?
1023	IF ( nesting_offline ) CALL nesting_offl_mass_conservation
1024	!
1025	!-- Reduce the velocity divergence via the equation for perturbation
1026	!-- pressure.
1027	IF ( intermediate_timestep_count == 1 .OR. call_psolver_at_all_substeps ) THEN
1028
1029	#if defined( __parallel )
1030	!
1031	!-- Mass (volume) flux correction to ensure global mass conservation for child domains.
1032	IF ( child_domain ) THEN
1033	IF ( nesting_mode == 'vertical' ) THEN
1034	CALL pmci_ensure_nest_mass_conservation_vertical
1035	ELSE
1036	CALL pmci_ensure_nest_mass_conservation
1037	ENDIF
1038	ENDIF
1039	#endif
1040	CALL pres
1041
1042	ENDIF
1043	!
1044	!-- Particle transport/physics with the Lagrangian particle model
1045	!-- (only once during intermediate steps, because it uses an Euler-step)
1046	!-- ### particle model should be moved before prognostic_equations, in order
1047	!-- to regard droplet interactions directly
1048
1049	CALL module_interface_actions( 'after_pressure_solver' )
1050	!
1051	!-- Interaction of droplets with temperature and mixing ratio.
1052	!-- Droplet condensation and evaporation is calculated within
1053	!-- advec_particles.
1054	!
1055	!-- If required, compute liquid water content
1056	IF ( bulk_cloud_model ) THEN
1057	CALL calc_liquid_water_content
1058	ENDIF
1059	!
1060	!-- If required, compute virtual potential temperature
1061	IF ( humidity ) THEN
1062	CALL compute_vpt
1063	ENDIF
1064
1065	!
1066	!-- Compute the diffusion quantities
1067	IF ( .NOT. constant_diffusion ) THEN
1068
1069	!
1070	!-- Determine surface fluxes shf and qsws and surface values
1071	!-- pt_surface and q_surface in dependence on data from external
1072	!-- file LSF_DATA respectively
1073	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
1074	intermediate_timestep_count == intermediate_timestep_count_max ) &
1075	THEN
1076	CALL ls_forcing_surf( simulated_time )
1077	ENDIF
1078
1079	!
1080	!-- First the vertical (and horizontal) fluxes in the surface
1081	!-- (constant flux) layer are computed
1082	IF ( constant_flux_layer ) THEN
1083	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
1084	CALL surface_layer_fluxes
1085	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
1086	ENDIF
1087	!
1088	!-- If required, solve the energy balance for the surface and run soil
1089	!-- model. Call for horizontal as well as vertical surfaces
1090	IF ( land_surface .AND. time_since_reference_point >= skip_time_do_lsm) THEN
1091
1092	CALL cpu_log( log_point(54), 'land_surface', 'start' )
1093	!
1094	!-- Call for horizontal upward-facing surfaces
1095	CALL lsm_energy_balance( .TRUE., -1 )
1096	CALL lsm_soil_model( .TRUE., -1, .TRUE. )
1097	!
1098	!-- Call for northward-facing surfaces
1099	CALL lsm_energy_balance( .FALSE., 0 )
1100	CALL lsm_soil_model( .FALSE., 0, .TRUE. )
1101	!
1102	!-- Call for southward-facing surfaces
1103	CALL lsm_energy_balance( .FALSE., 1 )
1104	CALL lsm_soil_model( .FALSE., 1, .TRUE. )
1105	!
1106	!-- Call for eastward-facing surfaces
1107	CALL lsm_energy_balance( .FALSE., 2 )
1108	CALL lsm_soil_model( .FALSE., 2, .TRUE. )
1109	!
1110	!-- Call for westward-facing surfaces
1111	CALL lsm_energy_balance( .FALSE., 3 )
1112	CALL lsm_soil_model( .FALSE., 3, .TRUE. )
1113
1114	!
1115	!-- At the end, set boundary conditons for potential temperature
1116	!-- and humidity after running the land-surface model. This
1117	!-- might be important for the nesting, where arrays are transfered.
1118	CALL lsm_boundary_condition
1119
1120
1121	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
1122	ENDIF
1123	!
1124	!-- If required, solve the energy balance for urban surfaces and run
1125	!-- the material heat model
1126	IF (urban_surface) THEN
1127	CALL cpu_log( log_point(74), 'urban_surface', 'start' )
1128
1129	CALL usm_surface_energy_balance( .FALSE. )
1130	IF ( usm_material_model ) THEN
1131	CALL usm_green_heat_model
1132	CALL usm_material_heat_model ( .FALSE. )
1133	ENDIF
1134
1135	!
1136	!-- At the end, set boundary conditons for potential temperature
1137	!-- and humidity after running the urban-surface model. This
1138	!-- might be important for the nesting, where arrays are transfered.
1139	CALL usm_boundary_condition
1140
1141	CALL cpu_log( log_point(74), 'urban_surface', 'stop' )
1142	ENDIF
1143	!
1144	!-- Compute the diffusion coefficients
1145	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
1146	IF ( .NOT. humidity ) THEN
1147	IF ( ocean_mode ) THEN
1148	CALL tcm_diffusivities( prho, prho_reference )
1149	ELSE
1150	CALL tcm_diffusivities( pt, pt_reference )
1151	ENDIF
1152	ELSE
1153	CALL tcm_diffusivities( vpt, pt_reference )
1154	ENDIF
1155	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
1156
1157	ENDIF
1158
1159	ENDDO ! Intermediate step loop
1160
1161	!
1162	!-- Will be used at some point by flow_statistics.
1163	!$ACC UPDATE &
1164	!$ACC HOST(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
1165	!$ACC HOST(sums_us2_ws_l(nzb:nzt+1,0)) &
1166	!$ACC HOST(sums_wsus_ws_l(nzb:nzt+1,0)) &
1167	!$ACC HOST(sums_vs2_ws_l(nzb:nzt+1,0)) &
1168	!$ACC HOST(sums_wsvs_ws_l(nzb:nzt+1,0)) &
1169	!$ACC HOST(sums_ws2_ws_l(nzb:nzt+1,0)) &
1170	!$ACC HOST(sums_wspts_ws_l(nzb:nzt+1,0)) &
1171	!$ACC HOST(sums_wssas_ws_l(nzb:nzt+1,0)) &
1172	!$ACC HOST(sums_wsqs_ws_l(nzb:nzt+1,0)) &
1173	!$ACC HOST(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
1174	!$ACC HOST(sums_wsqis_ws_l(nzb:nzt+1,0)) &
1175	!$ACC HOST(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
1176	!$ACC HOST(sums_wsncs_ws_l(nzb:nzt+1,0)) &
1177	!$ACC HOST(sums_wsnis_ws_l(nzb:nzt+1,0)) &
1178	!$ACC HOST(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
1179	!$ACC HOST(sums_wsss_ws_l(nzb:nzt+1,0)) &
1180	!$ACC HOST(sums_salsa_ws_l(nzb:nzt+1,0))
1181
1182	!
1183	!-- If required, calculate radiative fluxes and heating rates
1184	IF ( radiation .AND. time_since_reference_point > skip_time_do_radiation ) THEN
1185
1186	time_radiation = time_radiation + dt_3d
1187
1188	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) THEN
1189
1190	CALL cpu_log( log_point(50), 'radiation', 'start' )
1191
1192	IF ( .NOT. force_radiation_call ) THEN
1193	time_radiation = time_radiation - dt_radiation
1194	ENDIF
1195
1196	!
1197	!-- Adjust the current time to the time step of the radiation model.
1198	!-- Needed since radiation is pre-calculated and stored only on apparent
1199	!-- solar positions
1200	time_since_reference_point_save = time_since_reference_point
1201	time_since_reference_point = REAL( FLOOR( time_since_reference_point / &
1202	dt_radiation ), wp ) * dt_radiation
1203
1204	CALL radiation_control
1205
1206	IF ( ( urban_surface .OR. land_surface ) .AND. radiation_interactions ) THEN
1207	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'start' )
1208	CALL radiation_interaction
1209	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'stop' )
1210	ENDIF
1211
1212	!
1213	!-- Return the current time to its original value
1214	time_since_reference_point = time_since_reference_point_save
1215
1216	CALL cpu_log( log_point(50), 'radiation', 'stop' )
1217
1218	ENDIF
1219	ENDIF
1220
1221
1222	!
1223	!-- 20200203 (ECC)
1224	!-- allows for emission update mode in legacy mode as well as on-demand mode
1225	!-- note that under on-demand mode emission update is no longer restricted to
1226	!-- an hourly frequency, but whenever the simulation time corresponds to an
1227	!-- inrement in emission timestamp value
1228
1229	!
1230	!-- If required, consider chemical emissions
1231
1232	IF ( air_chemistry .AND. emissions_anthropogenic ) THEN
1233
1234	IF ( emiss_read_legacy_mode ) THEN
1235	!
1236	!-- get hourly index and updates emission data when the hour is passed
1237
1238	CALL get_date_time( time_since_reference_point, hour=hour )
1239
1240	IF ( hour_call_emis /= hour ) THEN
1241
1242	CALL chem_emissions_setup( chem_emis_att, chem_emis, n_matched_vars )
1243	hour_call_emis = hour
1244
1245	ENDIF
1246
1247	ELSE
1248
1249	CALL chem_emissions_update_on_demand
1250
1251	ENDIF
1252
1253	ENDIF
1254
1255
1256	!
1257	!-- If required, consider aerosol emissions for the salsa model
1258	IF ( salsa ) THEN
1259	!
1260	!-- Call emission routine to update emissions if needed
1261	CALL salsa_emission_update
1262
1263	ENDIF
1264	!
1265	!-- If required, calculate indoor temperature, waste heat, heat flux
1266	!-- through wall, etc.
1267	!-- dt_indoor steers the frequency of the indoor model calculations.
1268	!-- Note, at first timestep indoor model is called, in order to provide
1269	!-- a waste heat flux.
1270	IF ( indoor_model ) THEN
1271
1272	time_indoor = time_indoor + dt_3d
1273
1274	IF ( time_indoor >= dt_indoor .OR. current_timestep_number == 0 ) THEN
1275
1276	time_indoor = time_indoor - dt_indoor
1277
1278	CALL cpu_log( log_point(76), 'indoor_model', 'start' )
1279	CALL im_main_heatcool
1280	CALL cpu_log( log_point(76), 'indoor_model', 'stop' )
1281
1282	ENDIF
1283	ENDIF
1284	!
1285	!-- Increase simulation time and output times
1286	nr_timesteps_this_run = nr_timesteps_this_run + 1
1287	current_timestep_number = current_timestep_number + 1
1288	simulated_time = simulated_time + dt_3d
1289	time_since_reference_point = simulated_time - coupling_start_time
1290	simulated_time_chr = time_to_string( time_since_reference_point )
1291
1292
1293	IF ( time_since_reference_point >= skip_time_data_output_av ) THEN
1294	time_do_av = time_do_av + dt_3d
1295	ENDIF
1296	IF ( time_since_reference_point >= skip_time_do2d_xy ) THEN
1297	time_do2d_xy = time_do2d_xy + dt_3d
1298	ENDIF
1299	IF ( time_since_reference_point >= skip_time_do2d_xz ) THEN
1300	time_do2d_xz = time_do2d_xz + dt_3d
1301	ENDIF
1302	IF ( time_since_reference_point >= skip_time_do2d_yz ) THEN
1303	time_do2d_yz = time_do2d_yz + dt_3d
1304	ENDIF
1305	IF ( time_since_reference_point >= skip_time_do3d ) THEN
1306	time_do3d = time_do3d + dt_3d
1307	ENDIF
1308	DO mid = 1, masks
1309	IF ( time_since_reference_point >= skip_time_domask(mid) ) THEN
1310	time_domask(mid)= time_domask(mid) + dt_3d
1311	ENDIF
1312	ENDDO
1313	IF ( time_since_reference_point >= skip_time_dosp ) THEN
1314	time_dosp = time_dosp + dt_3d
1315	ENDIF
1316	time_dots = time_dots + dt_3d
1317	IF ( .NOT. first_call_lpm ) THEN
1318	time_dopts = time_dopts + dt_3d
1319	ENDIF
1320	IF ( time_since_reference_point >= skip_time_dopr ) THEN
1321	time_dopr = time_dopr + dt_3d
1322	ENDIF
1323	time_dopr_listing = time_dopr_listing + dt_3d
1324	time_run_control = time_run_control + dt_3d
1325	!
1326	!-- Increment time-counter for surface output
1327	IF ( surface_output ) THEN
1328	IF ( time_since_reference_point >= skip_time_dosurf ) THEN
1329	time_dosurf = time_dosurf + dt_3d
1330	ENDIF
1331	IF ( time_since_reference_point >= skip_time_dosurf_av ) THEN
1332	time_dosurf_av = time_dosurf_av + dt_3d
1333	ENDIF
1334	ENDIF
1335	!
1336	!-- Increment time-counter for virtual measurements
1337	IF ( virtual_measurement .AND. vm_time_start <= time_since_reference_point ) THEN
1338	time_virtual_measurement = time_virtual_measurement + dt_3d
1339	ENDIF
1340
1341	!
1342	!-- Increment time-counter for wind turbine data output
1343	IF ( wind_turbine ) THEN
1344	time_wtm = time_wtm + dt_3d
1345	ENDIF
1346
1347	!
1348	!-- In case of synthetic turbulence generation and parametrized turbulence
1349	!-- information, update the time counter and if required, adjust the
1350	!-- STG to new atmospheric conditions.
1351	IF ( use_syn_turb_gen ) THEN
1352	IF ( parametrize_inflow_turbulence ) THEN
1353	time_stg_adjust = time_stg_adjust + dt_3d
1354	IF ( time_stg_adjust >= dt_stg_adjust ) THEN
1355	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
1356	CALL stg_adjust
1357	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
1358	ENDIF
1359	ENDIF
1360	time_stg_call = time_stg_call + dt_3d
1361	ENDIF
1362
1363	!
1364	!-- Data exchange between coupled models
1365	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
1366	time_coupling = time_coupling + dt_3d
1367
1368	!
1369	!-- In case of model termination initiated by the local model
1370	!-- (terminate_coupled > 0), the coupler must be skipped because it would
1371	!-- cause an MPI intercomminucation hang.
1372	!-- If necessary, the coupler will be called at the beginning of the
1373	!-- next restart run.
1374	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
1375	CALL surface_coupler
1376	time_coupling = time_coupling - dt_coupling
1377	ENDDO
1378	ENDIF
1379
1380	!
1381	!-- Biometeorology calculation of stationary thermal indices
1382	!-- Todo (kanani): biometeorology needs own time_... treatment.
1383	!-- It might be that time_do2d_xy differs from time_do3d,
1384	!-- and then we might get trouble with the biomet output,
1385	!-- because we can have 2d and/or 3d biomet output!!
1386	IF ( biometeorology &
1387	.AND. ( ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) &
1388	.OR. &
1389	( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) &
1390	) ) THEN
1391	!
1392	!-- If required, do thermal comfort calculations
1393	IF ( thermal_comfort ) THEN
1394	CALL bio_calculate_thermal_index_maps ( .FALSE. )
1395	ENDIF
1396	!
1397	!-- If required, do UV exposure calculations
1398	IF ( uv_exposure ) THEN
1399	CALL bio_calculate_uv_exposure
1400	ENDIF
1401	ENDIF
1402
1403	!
1404	!-- Execute alle other module actions routunes
1405	CALL module_interface_actions( 'after_integration' )
1406
1407	!
1408	!-- If Galilei transformation is used, determine the distance that the
1409	!-- model has moved so far
1410	IF ( galilei_transformation ) THEN
1411	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
1412	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
1413	ENDIF
1414
1415	!
1416	!-- Check, if restart is necessary (because cpu-time is expiring or
1417	!-- because it is forced by user) and set stop flag
1418	!-- This call is skipped if the remote model has already initiated a restart.
1419	IF ( .NOT. terminate_run ) CALL check_for_restart
1420
1421	!
1422	!-- Carry out statistical analysis and output at the requested output times.
1423	!-- The MOD function is used for calculating the output time counters (like
1424	!-- time_dopr) in order to regard a possible decrease of the output time
1425	!-- interval in case of restart runs
1426
1427	!
1428	!-- Set a flag indicating that so far no statistics have been created
1429	!-- for this time step
1430	flow_statistics_called = .FALSE.
1431
1432	!
1433	!-- If required, call flow_statistics for averaging in time
1434	IF ( averaging_interval_pr /= 0.0_wp .AND. &
1435	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
1436	time_since_reference_point >= skip_time_dopr ) THEN
1437	time_dopr_av = time_dopr_av + dt_3d
1438	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
1439	do_sum = .TRUE.
1440	time_dopr_av = MOD( time_dopr_av, MAX( dt_averaging_input_pr, dt_3d ) )
1441	ENDIF
1442	ENDIF
1443	IF ( do_sum ) CALL flow_statistics
1444
1445	!
1446	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
1447	IF ( averaging_interval /= 0.0_wp .AND. &
1448	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
1449	time_since_reference_point >= skip_time_data_output_av ) &
1450	THEN
1451	time_do_sla = time_do_sla + dt_3d
1452	IF ( time_do_sla >= dt_averaging_input ) THEN
1453	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1454	CALL doq_calculate
1455
1456	CALL sum_up_3d_data
1457	average_count_3d = average_count_3d + 1
1458	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
1459	ENDIF
1460	ENDIF
1461	!
1462	!-- Average surface data
1463	IF ( surface_output ) THEN
1464	IF ( averaging_interval_surf /= 0.0_wp &
1465	.AND. ( dt_dosurf_av - time_dosurf_av ) <= averaging_interval_surf &
1466	.AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
1467	IF ( time_dosurf_av >= dt_averaging_input ) THEN
1468	CALL surface_data_output_averaging
1469	average_count_surf = average_count_surf + 1
1470	ENDIF
1471	ENDIF
1472	ENDIF
1473
1474	!
1475	!-- Calculate spectra for time averaging
1476	IF ( averaging_interval_sp /= 0.0_wp .AND. ( dt_dosp - time_dosp ) <= averaging_interval_sp&
1477	.AND. time_since_reference_point >= skip_time_dosp ) THEN
1478	time_dosp_av = time_dosp_av + dt_3d
1479	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
1480	CALL calc_spectra
1481	time_dosp_av = MOD( time_dosp_av, MAX( dt_averaging_input_pr, dt_3d ) )
1482	ENDIF
1483	ENDIF
1484
1485	!
1486	!-- Call flight module and output data
1487	IF ( virtual_flight ) THEN
1488	CALL flight_measurement
1489	CALL data_output_flight
1490	ENDIF
1491	!
1492	!-- Take virtual measurements
1493	IF ( virtual_measurement .AND. time_virtual_measurement >= dt_virtual_measurement &
1494	.AND. vm_time_start <= time_since_reference_point ) THEN
1495	CALL vm_sampling
1496	CALL vm_data_output
1497	time_virtual_measurement = MOD( time_virtual_measurement, &
1498	MAX( dt_virtual_measurement, dt_3d ) )
1499	ENDIF
1500
1501	!
1502	!-- Output wind turbine data
1503	IF ( wind_turbine .AND. time_wtm >= dt_data_output_wtm ) THEN
1504	CALL wtm_data_output
1505	time_wtm = MOD( time_wtm, MAX( dt_data_output_wtm, dt_3d ) )
1506	ENDIF
1507
1508	!
1509	!-- Profile output (ASCII) on file
1510	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
1511	CALL print_1d
1512	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, dt_3d ) )
1513	ENDIF
1514
1515	!
1516	!-- Graphic output for PROFIL
1517	IF ( time_dopr >= dt_dopr .AND. time_since_reference_point >= skip_time_dopr ) THEN
1518	IF ( dopr_n /= 0 ) CALL data_output_profiles
1519	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
1520	time_dopr_av = 0.0_wp ! due to averaging (see above)
1521	ENDIF
1522
1523	!
1524	!-- Graphic output for time series
1525	IF ( time_dots >= dt_dots ) THEN
1526	CALL data_output_tseries
1527	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
1528	ENDIF
1529
1530	!
1531	!-- Output of spectra (formatted for use with PROFIL), in case of no
1532	!-- time averaging, spectra has to be calculated before
1533	IF ( time_dosp >= dt_dosp .AND. time_since_reference_point >= skip_time_dosp ) THEN
1534	IF ( average_count_sp == 0 ) CALL calc_spectra
1535	CALL data_output_spectra
1536	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
1537	ENDIF
1538
1539	!
1540	!-- 2d-data output (cross-sections)
1541	IF ( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) THEN
1542	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1543	CALL doq_calculate
1544
1545	CALL data_output_2d( 'xy', 0 )
1546	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
1547	ENDIF
1548	IF ( time_do2d_xz >= dt_do2d_xz .AND. time_since_reference_point >= skip_time_do2d_xz ) THEN
1549	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1550
1551	CALL doq_calculate
1552	CALL data_output_2d( 'xz', 0 )
1553	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
1554	ENDIF
1555	IF ( time_do2d_yz >= dt_do2d_yz .AND. time_since_reference_point >= skip_time_do2d_yz ) THEN
1556	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1557	CALL doq_calculate
1558
1559	CALL data_output_2d( 'yz', 0 )
1560	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
1561	ENDIF
1562
1563	!
1564	!-- 3d-data output (volume data)
1565	IF ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) THEN
1566	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1567	CALL doq_calculate
1568
1569	CALL data_output_3d( 0 )
1570	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
1571	ENDIF
1572
1573	!
1574	!-- Masked data output
1575	DO mid = 1, masks
1576	IF ( time_domask(mid) >= dt_domask(mid) &
1577	.AND. time_since_reference_point >= skip_time_domask(mid) ) THEN
1578	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
1579	CALL doq_calculate
1580
1581	CALL data_output_mask( 0, mid )
1582	time_domask(mid) = MOD( time_domask(mid), MAX( dt_domask(mid), dt_3d ) )
1583	ENDIF
1584	ENDDO
1585
1586	!
1587	!-- Output of time-averaged 2d/3d/masked data
1588	IF ( time_do_av >= dt_data_output_av &
1589	.AND. time_since_reference_point >= skip_time_data_output_av ) THEN
1590	CALL average_3d_data
1591	!
1592	!-- Udate thermal comfort indices based on updated averaged input
1593	IF ( biometeorology .AND. thermal_comfort ) THEN
1594	CALL bio_calculate_thermal_index_maps ( .TRUE. )
1595	ENDIF
1596	CALL data_output_2d( 'xy', 1 )
1597	CALL data_output_2d( 'xz', 1 )
1598	CALL data_output_2d( 'yz', 1 )
1599	CALL data_output_3d( 1 )
1600	DO mid = 1, masks
1601	CALL data_output_mask( 1, mid )
1602	ENDDO
1603	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
1604	ENDIF
1605	!
1606	!-- Output of surface data, instantaneous and averaged data
1607	IF ( surface_output ) THEN
1608	IF ( time_dosurf >= dt_dosurf .AND. time_since_reference_point >= skip_time_dosurf ) THEN
1609	CALL surface_data_output( 0 )
1610	time_dosurf = MOD( time_dosurf, MAX( dt_dosurf, dt_3d ) )
1611	ENDIF
1612	IF ( time_dosurf_av >= dt_dosurf_av .AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
1613	CALL surface_data_output( 1 )
1614	time_dosurf_av = MOD( time_dosurf_av, MAX( dt_dosurf_av, dt_3d ) )
1615	ENDIF
1616	ENDIF
1617
1618	!
1619	!-- Output of particle time series
1620	IF ( particle_advection ) THEN
1621	IF ( time_dopts >= dt_dopts .OR. &
1622	( time_since_reference_point >= particle_advection_start .AND. &
1623	first_call_lpm ) ) THEN
1624	CALL lpm_data_output_ptseries
1625	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
1626	ENDIF
1627	ENDIF
1628
1629	!
1630	!-- If required, set the heat flux for the next time step to a random value
1631	IF ( constant_heatflux .AND. random_heatflux ) THEN
1632	IF ( surf_def_h(0)%ns >= 1 ) THEN
1633	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
1634	CALL disturb_heatflux( surf_def_h(0) )
1635	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
1636	ENDIF
1637	IF ( surf_lsm_h%ns >= 1 ) THEN
1638	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
1639	CALL disturb_heatflux( surf_lsm_h )
1640	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
1641	ENDIF
1642	IF ( surf_usm_h%ns >= 1 ) THEN
1643	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
1644	CALL disturb_heatflux( surf_usm_h )
1645	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
1646	ENDIF
1647	ENDIF
1648
1649	!
1650	!-- Execute alle other module actions routunes
1651	CALL module_interface_actions( 'after_timestep' )
1652
1653	!
1654	!-- Determine size of next time step. Save timestep dt_3d because it is
1655	!-- newly calculated in routine timestep, but required further below for
1656	!-- steering the run control output interval
1657	dt_3d_old = dt_3d
1658	CALL timestep
1659
1660	#if defined( __parallel )
1661	!
1662	!-- Synchronize the timestep in case of nested run.
1663	IF ( nested_run ) THEN
1664	!
1665	!-- Synchronize by unifying the time step.
1666	!-- Global minimum of all time-steps is used for all.
1667	CALL pmci_synchronize
1668	ENDIF
1669	#endif
1670
1671	!
1672	!-- Computation and output of run control parameters.
1673	!-- This is also done whenever perturbations have been imposed
1674	IF ( time_run_control >= dt_run_control .OR. &
1675	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
1676	THEN
1677	CALL run_control
1678	IF ( time_run_control >= dt_run_control ) THEN
1679	time_run_control = MOD( time_run_control, MAX( dt_run_control, dt_3d_old ) )
1680	ENDIF
1681	ENDIF
1682
1683	!
1684	!-- Output elapsed simulated time in form of a progress bar on stdout
1685	IF ( myid == 0 ) CALL output_progress_bar
1686
1687	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
1688
1689
1690	ENDDO ! time loop
1691
1692	#if defined( _OPENACC )
1693	CALL exit_surface_arrays
1694	#endif
1695	!$ACC END DATA
1696	!$ACC END DATA
1697	!$ACC END DATA
1698	!$ACC END DATA
1699	!$ACC END DATA
1700	!$ACC END DATA
1701	!$ACC END DATA
1702	!$ACC END DATA
1703
1704	IF ( myid == 0 ) CALL finish_progress_bar
1705
1706	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'finished' )
1707
1708	END SUBROUTINE time_integration

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

Context Navigation

source: palm/trunk/SOURCE/time_integration.f90 @ 4578

Download in other formats: