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source: palm/trunk/SOURCE/time_integration.f90 @ 4464

Last change on this file since 4464 was 4457, checked in by raasch, 5 years ago
ghost point exchange modularized, bugfix for wrong 2d-exchange
Property svn:keywords set to `Id`
File size: 70.6 KB

Rev	Line
[1682]	1	!> @file time_integration.f90
[2000]	2	!------------------------------------------------------------------------------!
[2696]	3	! This file is part of the PALM model system.
[1036]	4	!
[2000]	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.
[1036]	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	!
[4360]	17	! Copyright 1997-2020 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[484]	20	! Current revisions:
[1092]	21	! ------------------
[1928]	22	!
[3745]	23	!
[1366]	24	! Former revisions:
	25	! -----------------
	26	! $Id: time_integration.f90 4457 2020-03-11 14:20:43Z Giersch $
[4457]	27	! use statement for exchange horiz added
	28	!
	29	! 4444 2020-03-05 15:59:50Z raasch
[4444]	30	! bugfix: cpp-directives for serial mode added
	31	!
	32	! 4420 2020-02-24 14:13:56Z maronga
[4420]	33	! Added output control for wind turbine model
	34	!
	35	! 4403 2020-02-12 13:08:46Z banzhafs
[4403]	36	! Allowing both existing and on-demand emission read modes
	37	!
	38	! 4360 2020-01-07 11:25:50Z suehring
[4356]	39	! Bugfix, hour_call_emis uninitialized at first call of time_integration
	40	!
	41	! 4346 2019-12-18 11:55:56Z motisi
[4346]	42	! Introduction of wall_flags_total_0, which currently sets bits based on static
	43	! topography information used in wall_flags_static_0
	44	!
	45	! 4329 2019-12-10 15:46:36Z motisi
[4329]	46	! Renamed wall_flags_0 to wall_flags_static_0
	47	!
	48	! 4281 2019-10-29 15:15:39Z schwenkel
[4281]	49	! Moved boundary conditions to module interface
	50	!
	51	! 4276 2019-10-28 16:03:29Z schwenkel
[4276]	52	! Further modularization of lpm code components
	53	!
	54	! 4275 2019-10-28 15:34:55Z schwenkel
[4275]	55	! Move call oft lpm to the end of intermediate timestep loop
[4276]	56	!
[4275]	57	! 4268 2019-10-17 11:29:38Z schwenkel
[4268]	58	! Removing module specific boundary conditions an put them into their modules
[4276]	59	!
[4268]	60	! 4227 2019-09-10 18:04:34Z gronemeier
[4227]	61	! implement new palm_date_time_mod
	62	!
	63	! 4226 2019-09-10 17:03:24Z suehring
[4226]	64	! Changes in interface for the offline nesting
	65	!
	66	! 4182 2019-08-22 15:20:23Z scharf
[4182]	67	! Corrected "Former revisions" section
	68	!
	69	! 4170 2019-08-19 17:12:31Z gronemeier
[4170]	70	! copy diss, diss_p, tdiss_m to GPU
	71	!
	72	! 4144 2019-08-06 09:11:47Z raasch
[4144]	73	! relational operators .EQ., .NE., etc. replaced by ==, /=, etc.
	74	!
	75	! 4126 2019-07-30 11:09:11Z gronemeier
[4126]	76	! renamed routine to calculate uv exposure
	77	!
	78	! 4111 2019-07-22 18:16:57Z suehring
[4111]	79	! advc_flags_1 / advc_flags_2 renamed to advc_flags_m / advc_flags_s
	80	!
	81	! 4069 2019-07-01 14:05:51Z Giersch
[4069]	82	! Masked output running index mid has been introduced as a local variable to
	83	! avoid runtime error (Loop variable has been modified) in time_integration
	84	!
	85	! 4064 2019-07-01 05:33:33Z gronemeier
[4064]	86	! Moved call to radiation module out of intermediate time loop
	87	!
	88	! 4048 2019-06-21 21:00:21Z knoop
[4048]	89	! Moved production_e_init call into turbulence_closure_mod
	90	!
	91	! 4047 2019-06-21 18:58:09Z knoop
[4047]	92	! Added remainings of swap_timelevel upon its dissolution
	93	!
	94	! 4043 2019-06-18 16:59:00Z schwenkel
[4043]	95	! Further LPM modularization
	96	!
	97	! 4039 2019-06-18 10:32:41Z suehring
[4039]	98	! Rename subroutines in module for diagnostic quantities
	99	!
	100	! 4029 2019-06-14 14:04:35Z raasch
[4029]	101	! exchange of ghost points and boundary conditions separated for chemical species and SALSA module,
	102	! bugfix: decycling of chemistry species after nesting data transfer
	103	!
	104	! 4022 2019-06-12 11:52:39Z suehring
[4022]	105	! Call synthetic turbulence generator at last RK3 substep right after boundary
	106	! conditions are updated in offline nesting in order to assure that
	107	! perturbations are always imposed
	108	!
	109	! 4017 2019-06-06 12:16:46Z schwenkel
[4010]	110	! Mass (volume) flux correction included to ensure global mass conservation for child domains.
	111	!
	112	! 3994 2019-05-22 18:08:09Z suehring
[3994]	113	! output of turbulence intensity added
	114	!
	115	! 3988 2019-05-22 11:32:37Z kanani
[3988]	116	! Implement steerable output interval for virtual measurements
	117	!
	118	! 3968 2019-05-13 11:04:01Z suehring
[3968]	119	! replace nspec_out with n_matched_vars
	120	!
	121	! 3929 2019-04-24 12:52:08Z banzhafs
[3929]	122	! Reverse changes back from revision 3878: use chem_boundary_conds instead of
	123	! chem_boundary_conds_decycle
	124	!
	125	!
	126	! 3885 2019-04-11 11:29:34Z kanani
[3885]	127	! Changes related to global restructuring of location messages and introduction
	128	! of additional debug messages
[3929]	129	!
[3885]	130	! 3879 2019-04-08 20:25:23Z knoop
[3875]	131	! Moved wtm_forces to module_interface_actions
	132	!
	133	! 3872 2019-04-08 15:03:06Z knoop
[3864]	134	! Modifications made for salsa:
	135	! - Call salsa_emission_update at each time step but do the checks within
	136	! salsa_emission_update (i.e. skip_time_do_salsa >= time_since_reference_point
	137	! and next_aero_emission_update <= time_since_reference_point ).
	138	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
	139	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
	140	! - Apply nesting for salsa variables
	141	! - Removed cpu_log calls speciffic for salsa.
	142	!
	143	! 3833 2019-03-28 15:04:04Z forkel
[3879]	144	! added USE chem_gasphase_mod, replaced nspec by nspec since fixed compounds are not integrated
[3833]	145	!
	146	! 3820 2019-03-27 11:53:41Z forkel
[3820]	147	! renamed do_emiss to emissions_anthropogenic (ecc)
	148	!
	149	!
	150	! 3774 2019-03-04 10:52:49Z moh.hefny
[3774]	151	! rephrase if statement to avoid unallocated array in case of
	152	! nesting_offline is false (crashing during debug mode)
	153	!
	154	! 3761 2019-02-25 15:31:42Z raasch $
[3761]	155	! module section re-formatted and openacc required variables moved to separate section,
	156	! re-formatting to 100 char line width
	157	!
	158	! 3745 2019-02-15 18:57:56Z suehring
[3745]	159	! Call indoor model after first timestep
	160	!
	161	! 3744 2019-02-15 18:38:58Z suehring
[3742]	162	! - Moved call of bio_calculate_thermal_index_maps from biometeorology module to
	163	! time_integration to make sure averaged input is updated before calculating.
	164	!
	165	! 3739 2019-02-13 08:05:17Z dom_dwd_user
[3739]	166	! Removed everything related to "time_bio_results" as this is never used.
	167	!
	168	! 3724 2019-02-06 16:28:23Z kanani
[3724]	169	! Correct double-used log_point_s unit
	170	!
	171	! 3719 2019-02-06 13:10:18Z kanani
[3719]	172	! - removed wind_turbine cpu measurement, since same time is measured inside
	173	! wtm_forces subroutine as special measures
	174	! - moved the numerous vnest cpulog to special measures
	175	! - extended radiation cpulog over entire radiation part,
	176	! moved radiation_interactions cpulog to special measures
	177	! - moved some cpu_log calls to this routine for better overview
	178	!
	179	! 3705 2019-01-29 19:56:39Z suehring
[3705]	180	! Data output for virtual measurements added
	181	!
	182	! 3704 2019-01-29 19:51:41Z suehring
[3648]	183	! Rename subroutines for surface-data output
	184	!
	185	! 3647 2019-01-02 14:10:44Z kanani
[3647]	186	! Bugfix: add time_since_reference_point to IF clause for data_output calls
	187	! (otherwise skip_time_* values don't come into affect with dt_do* = 0.0).
	188	! Clean up indoor_model and biometeorology model call.
[3569]	189	!
[4182]	190	! Revision 1.1 1997/08/11 06:19:04 raasch
	191	! Initial revision
	192	!
	193	!
[1]	194	! Description:
	195	! ------------
[1682]	196	!> Integration in time of the model equations, statistical analysis and graphic
	197	!> output
[1]	198	!------------------------------------------------------------------------------!
[1682]	199	SUBROUTINE time_integration
	200
[1]	201
[3761]	202	USE advec_ws, &
[1320]	203	ONLY: ws_statistics
	204
[3761]	205	USE arrays_3d, &
[4444]	206	ONLY: diss, diss_p, dzu, e_p, nc_p, nr_p, prho, pt, pt_p, pt_init, q, qc_p, qr_p, q_init, &
	207	q_p, ref_state, rho_ocean, sa_p, s_p, tend, u, u_p, v, vpt, v_p, w_p
[1320]	208
[4444]	209	#if defined( __parallel ) && ! defined( _OPENACC )
	210	USE arrays_3d, &
	211	ONLY: e, nc, nr, qc, qr, s, w
	212	#endif
	213
[3761]	214	USE biometeorology_mod, &
[4126]	215	ONLY: bio_calculate_thermal_index_maps, thermal_comfort, bio_calculate_uv_exposure, &
	216	uv_exposure
[3448]	217
[3761]	218	USE bulk_cloud_model_mod, &
	219	ONLY: bulk_cloud_model, calc_liquid_water_content, collision_turbulence, &
	220	microphysics_morrison, microphysics_seifert
[3294]	221
[3761]	222	USE calc_mean_profile_mod, &
[1320]	223	ONLY: calc_mean_profile
	224
[3761]	225	USE chem_emissions_mod, &
[4403]	226	ONLY: chem_emissions_setup, chem_emissions_update_on_demand
[2696]	227
[3833]	228	USE chem_gasphase_mod, &
[3929]	229	ONLY: nvar
[3833]	230
[3761]	231	USE chem_modules, &
[4444]	232	ONLY: bc_cs_t_val, chem_species, emissions_anthropogenic, emiss_read_legacy_mode, &
[4403]	233	n_matched_vars
[2696]	234
[4444]	235	#if defined( __parallel )
	236	USE chem_modules, &
	237	ONLY: cs_name
	238	#endif
	239
[3761]	240	USE chemistry_model_mod, &
[3929]	241	ONLY: chem_boundary_conds
[3298]	242
[3761]	243	USE control_parameters, &
	244	ONLY: advected_distance_x, advected_distance_y, air_chemistry, average_count_3d, &
	245	averaging_interval, averaging_interval_pr, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
	246	bc_q_t_val, biometeorology, call_psolver_at_all_substeps, child_domain, &
[4276]	247	constant_flux_layer, constant_heatflux, create_disturbances, &
[3761]	248	dopr_n, constant_diffusion, coupling_mode, coupling_start_time, &
	249	current_timestep_number, disturbance_created, disturbance_energy_limit, dist_range, &
	250	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, dt_coupling, &
	251	dt_data_output_av, dt_disturb, dt_do2d_xy, dt_do2d_xz, dt_do2d_yz, dt_do3d, &
[4017]	252	dt_domask,dt_dopts, dt_dopr, dt_dopr_listing, dt_dots, dt_run_control, &
[3761]	253	end_time, first_call_lpm, first_call_mas, galilei_transformation, humidity, &
	254	indoor_model, intermediate_timestep_count, intermediate_timestep_count_max, &
	255	land_surface, large_scale_forcing, loop_optimization, lsf_surf, lsf_vert, masks, &
[4069]	256	multi_agent_system_end, multi_agent_system_start, nesting_offline, neutral, &
[3761]	257	nr_timesteps_this_run, nudging, ocean_mode, passive_scalar, pt_reference, &
[4444]	258	pt_slope_offset, random_heatflux, rans_tke_e, run_coupled, salsa, &
[3761]	259	simulated_time, simulated_time_chr, skip_time_do2d_xy, skip_time_do2d_xz, &
	260	skip_time_do2d_yz, skip_time_do3d, skip_time_domask, skip_time_dopr, &
	261	skip_time_data_output_av, sloping_surface, stop_dt, surface_output, &
	262	terminate_coupled, terminate_run, timestep_scheme, time_coupling, time_do2d_xy, &
	263	time_do2d_xz, time_do2d_yz, time_do3d, time_domask, time_dopr, time_dopr_av, &
	264	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, time_dots, time_do_av, &
[4017]	265	time_do_sla, time_disturb, time_run_control, time_since_reference_point, &
[3761]	266	turbulent_inflow, turbulent_outflow, urban_surface, &
	267	use_initial_profile_as_reference, use_single_reference_value, u_gtrans, v_gtrans, &
[4047]	268	virtual_flight, virtual_measurement, ws_scheme_mom, ws_scheme_sca, timestep_count
[1320]	269
[4444]	270	#if defined( __parallel )
	271	USE control_parameters, &
	272	ONLY: rans_mode
	273	#endif
	274
[3761]	275	USE cpulog, &
[1320]	276	ONLY: cpu_log, log_point, log_point_s
	277
[3994]	278	USE diagnostic_output_quantities_mod, &
[4039]	279	ONLY: doq_calculate, &
[3994]	280	timestep_number_at_prev_calc
	281
[4457]	282	USE exchange_horiz_mod, &
	283	ONLY: exchange_horiz
	284
[3761]	285	USE flight_mod, &
[1957]	286	ONLY: flight_measurement
	287
[3761]	288	USE indices, &
	289	ONLY: nbgp, nx, nxl, nxlg, nxr, nxrg, nzb, nzt
[1320]	290
[3761]	291	USE indoor_model_mod, &
	292	ONLY: dt_indoor, im_main_heatcool, time_indoor
[3469]	293
[1918]	294	USE interfaces
	295
[1320]	296	USE kinds
	297
[3761]	298	USE land_surface_model_mod, &
	299	ONLY: lsm_boundary_condition, lsm_energy_balance, lsm_soil_model, skip_time_do_lsm
[1496]	300
[4017]	301	USE lagrangian_particle_model_mod, &
[4276]	302	ONLY: lpm_data_output_ptseries
[3761]	303
	304	USE lsf_nudging_mod, &
[3347]	305	ONLY: calc_tnudge, ls_forcing_surf, ls_forcing_vert, nudge_ref
[1320]	306
[3761]	307	USE module_interface, &
[4268]	308	ONLY: module_interface_actions, module_interface_swap_timelevel, &
	309	module_interface_boundary_conditions
[3684]	310
[3761]	311	USE multi_agent_system_mod, &
[3198]	312	ONLY: agents_active, multi_agent_system
[3448]	313
[3761]	314	USE nesting_offl_mod, &
[4226]	315	ONLY: nesting_offl_bc, &
	316	nesting_offl_geostrophic_wind, &
	317	nesting_offl_input, &
	318	nesting_offl_interpolation_factor, &
	319	nesting_offl_mass_conservation
[3864]	320
[3761]	321	USE netcdf_data_input_mod, &
[4226]	322	ONLY: chem_emis, chem_emis_att
[3298]	323
[3761]	324	USE ocean_mod, &
[3294]	325	ONLY: prho_reference
	326
[4227]	327	USE palm_date_time_mod, &
	328	ONLY: get_date_time
	329
[3761]	330	USE particle_attributes, &
	331	ONLY: particle_advection, particle_advection_start, use_sgs_for_particles, wang_kernel
[1320]	332
[1]	333	USE pegrid
	334
[4444]	335	#if defined( __parallel )
[3761]	336	USE pmc_interface, &
[4010]	337	ONLY: nested_run, nesting_mode, pmci_boundary_conds, pmci_datatrans, pmci_synchronize, &
[4047]	338	pmci_ensure_nest_mass_conservation, pmci_ensure_nest_mass_conservation_vertical, &
	339	pmci_set_swaplevel
[4444]	340	#endif
[1762]	341
[3761]	342	USE progress_bar, &
[1402]	343	ONLY: finish_progress_bar, output_progress_bar
	344
[3761]	345	USE prognostic_equations_mod, &
[2118]	346	ONLY: prognostic_equations_cache, prognostic_equations_vector
[1320]	347
[3761]	348	USE radiation_model_mod, &
	349	ONLY: dt_radiation, force_radiation_call, radiation, radiation_control, &
	350	radiation_interaction, radiation_interactions, skip_time_do_radiation, time_radiation
[3864]	351
[3761]	352	USE salsa_mod, &
[3864]	353	ONLY: aerosol_number, aerosol_mass, bc_am_t_val, bc_an_t_val, bc_gt_t_val, &
	354	nbins_aerosol, ncomponents_mass, ngases_salsa, salsa_boundary_conds, &
	355	salsa_emission_update, salsa_gas, salsa_gases_from_chem, skip_time_do_salsa
[1496]	356
[3761]	357	USE spectra_mod, &
	358	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, skip_time_dosp
[1786]	359
[3761]	360	USE statistics, &
	361	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
[1320]	362
[3761]	363
	364	USE surface_layer_fluxes_mod, &
[1691]	365	ONLY: surface_layer_fluxes
	366
[3761]	367	USE surface_data_output_mod, &
	368	ONLY: average_count_surf, averaging_interval_surf, dt_dosurf, dt_dosurf_av, &
	369	surface_data_output, surface_data_output_averaging, skip_time_dosurf, &
[3648]	370	skip_time_dosurf_av, time_dosurf, time_dosurf_av
[2232]	371
[3761]	372	USE surface_mod, &
	373	ONLY: surf_def_h, surf_lsm_h, surf_usm_h
	374
	375	USE synthetic_turbulence_generator_mod, &
	376	ONLY: dt_stg_call, dt_stg_adjust, parametrize_inflow_turbulence, stg_adjust, stg_main, &
	377	time_stg_adjust, time_stg_call, use_syn_turb_gen
	378
	379	USE turbulence_closure_mod, &
[4048]	380	ONLY: tcm_diffusivities
[2696]	381
[3761]	382	USE urban_surface_mod, &
	383	ONLY: usm_boundary_condition, usm_material_heat_model, usm_material_model, &
[3597]	384	usm_surface_energy_balance, usm_green_heat_model
[2007]	385
[3761]	386	USE vertical_nesting_mod, &
[4444]	387	ONLY: vnested, vnest_init
[3864]	388
[4444]	389	#if defined( __parallel )
	390	USE vertical_nesting_mod, &
	391	ONLY: vnest_anterpolate, vnest_anterpolate_e, vnest_boundary_conds, &
	392	vnest_boundary_conds_khkm, vnest_deallocate, vnest_init_fine, vnest_start_time
	393	#endif
	394
[3761]	395	USE virtual_measurement_mod, &
[3988]	396	ONLY: dt_virtual_measurement, &
	397	time_virtual_measurement, &
	398	vm_data_output, &
	399	vm_sampling, &
	400	vm_time_start
[2259]	401
[4420]	402
	403	USE wind_turbine_model_mod, &
	404	ONLY: dt_data_output_wtm, time_wtm, wind_turbine, wtm_data_output
[1914]	405
[3761]	406	#if defined( _OPENACC )
[4444]	407	USE arrays_3d, &
	408	ONLY: d, dd2zu, ddzu, ddzw, drho_air, drho_air_zw, dzw, e, heatflux_output_conversion, &
	409	kh, km, momentumflux_output_conversion, nc, nr, p, ptdf_x, ptdf_y, qc, qr, rdf, &
	410	rdf_sc, rho_air, rho_air_zw, s, tdiss_m, te_m, tpt_m, tu_m, tv_m, tw_m, ug, u_init, &
	411	u_stokes_zu, vg, v_init, v_stokes_zu, w, zu
[2365]	412
[3761]	413	USE control_parameters, &
	414	ONLY: tsc
	415
	416	USE indices, &
[4346]	417	ONLY: advc_flags_m, advc_flags_s, nyn, nyng, nys, nysg, nz, nzb_max, wall_flags_total_0
[3761]	418
	419	USE statistics, &
	420	ONLY: rmask, statistic_regions, sums_l, sums_l_l, sums_us2_ws_l, &
	421	sums_wsus_ws_l, sums_vs2_ws_l, sums_wsvs_ws_l, sums_ws2_ws_l, sums_wspts_ws_l, &
	422	sums_wsqs_ws_l, sums_wssas_ws_l, sums_wsqcs_ws_l, sums_wsqrs_ws_l, sums_wsncs_ws_l, &
[3872]	423	sums_wsnrs_ws_l, sums_wsss_ws_l, weight_substep, sums_salsa_ws_l
[3761]	424
	425	USE surface_mod, &
	426	ONLY: bc_h, enter_surface_arrays, exit_surface_arrays
	427	#endif
	428
	429
[1]	430	IMPLICIT NONE
	431
[3298]	432	CHARACTER (LEN=9) :: time_to_string !<
[3864]	433
[4356]	434	INTEGER(iwp) :: hour !< hour of current time
	435	INTEGER(iwp) :: hour_call_emis = -1 !< last hour where emission was called
	436	INTEGER(iwp) :: ib !< index for aerosol size bins
	437	INTEGER(iwp) :: ic !< index for aerosol mass bins
	438	INTEGER(iwp) :: icc !< additional index for aerosol mass bins
	439	INTEGER(iwp) :: ig !< index for salsa gases
	440	INTEGER(iwp) :: lsp !<
[4444]	441	INTEGER(iwp) :: mid !< masked output running index
	442	#if defined( __parallel )
[4356]	443	INTEGER(iwp) :: lsp_usr !<
	444	INTEGER(iwp) :: n !< loop counter for chemistry species
[4444]	445	#endif
[3014]	446
[1918]	447	REAL(wp) :: dt_3d_old !< temporary storage of timestep to be used for
	448	!< steering of run control output interval
[3241]	449	REAL(wp) :: time_since_reference_point_save !< original value of
	450	!< time_since_reference_point
	451
[3634]	452
[3761]	453	!
	454	!-- Copy data from arrays_3d
[3634]	455	!$ACC DATA &
	456	!$ACC COPY(d(nzb+1:nzt,nys:nyn,nxl:nxr)) &
[4170]	457	!$ACC COPY(diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	458	!$ACC COPY(e(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	459	!$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	460	!$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	461	!$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	462	!$ACC COPY(kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	463	!$ACC COPY(km(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	464	!$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	465	!$ACC COPY(pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	466
	467	!$ACC DATA &
[4170]	468	!$ACC COPY(diss_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	469	!$ACC COPY(e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	470	!$ACC COPY(u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	471	!$ACC COPY(v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	472	!$ACC COPY(w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	473	!$ACC COPY(pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	474	!$ACC COPY(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4170]	475	!$ACC COPY(tdiss_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	476	!$ACC COPY(te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	477	!$ACC COPY(tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	478	!$ACC COPY(tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	479	!$ACC COPY(tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	480	!$ACC COPY(tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	481
	482	!$ACC DATA &
	483	!$ACC COPYIN(rho_air(nzb:nzt+1), drho_air(nzb:nzt+1)) &
	484	!$ACC COPYIN(rho_air_zw(nzb:nzt+1), drho_air_zw(nzb:nzt+1)) &
	485	!$ACC COPYIN(zu(nzb:nzt+1)) &
	486	!$ACC COPYIN(dzu(1:nzt+1), dzw(1:nzt+1)) &
	487	!$ACC COPYIN(ddzu(1:nzt+1), dd2zu(1:nzt)) &
	488	!$ACC COPYIN(ddzw(1:nzt+1)) &
[3658]	489	!$ACC COPYIN(heatflux_output_conversion(nzb:nzt+1)) &
	490	!$ACC COPYIN(momentumflux_output_conversion(nzb:nzt+1)) &
[3634]	491	!$ACC COPYIN(rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt)) &
	492	!$ACC COPYIN(ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng)) &
	493	!$ACC COPYIN(ref_state(0:nz+1)) &
	494	!$ACC COPYIN(u_init(0:nz+1), v_init(0:nz+1)) &
	495	!$ACC COPYIN(u_stokes_zu(nzb:nzt+1), v_stokes_zu(nzb:nzt+1)) &
	496	!$ACC COPYIN(pt_init(0:nz+1)) &
	497	!$ACC COPYIN(ug(0:nz+1), vg(0:nz+1))
	498
[3761]	499	!
	500	!-- Copy data from control_parameters
[3634]	501	!$ACC DATA &
	502	!$ACC COPYIN(tsc(1:5))
	503
[3761]	504	!
	505	!-- Copy data from indices
[3634]	506	!$ACC DATA &
[4111]	507	!$ACC COPYIN(advc_flags_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	508	!$ACC COPYIN(advc_flags_s(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4346]	509	!$ACC COPYIN(wall_flags_total_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
[3634]	510
[3761]	511	!
	512	!-- Copy data from surface_mod
[3634]	513	!$ACC DATA &
	514	!$ACC COPYIN(bc_h(0:1)) &
	515	!$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) &
	516	!$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) &
	517	!$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) &
	518	!$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) &
	519	!$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) &
	520	!$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns))
	521
[3761]	522	!
	523	!-- Copy data from statistics
[3634]	524	!$ACC DATA &
[3658]	525	!$ACC COPYIN(hom(0:nz+1,1:2,1:4,0)) &
[3634]	526	!$ACC COPYIN(rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions)) &
	527	!$ACC COPYIN(weight_substep(1:intermediate_timestep_count_max)) &
[3658]	528	!$ACC COPY(sums_l(nzb:nzt+1,1:pr_palm,0)) &
[3634]	529	!$ACC COPY(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	530	!$ACC COPY(sums_us2_ws_l(nzb:nzt+1,0)) &
	531	!$ACC COPY(sums_wsus_ws_l(nzb:nzt+1,0)) &
	532	!$ACC COPY(sums_vs2_ws_l(nzb:nzt+1,0)) &
	533	!$ACC COPY(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	534	!$ACC COPY(sums_ws2_ws_l(nzb:nzt+1,0)) &
	535	!$ACC COPY(sums_wspts_ws_l(nzb:nzt+1,0)) &
	536	!$ACC COPY(sums_wssas_ws_l(nzb:nzt+1,0)) &
	537	!$ACC COPY(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	538	!$ACC COPY(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
	539	!$ACC COPY(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	540	!$ACC COPY(sums_wsncs_ws_l(nzb:nzt+1,0)) &
	541	!$ACC COPY(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	542	!$ACC COPY(sums_wsss_ws_l(nzb:nzt+1,0)) &
	543	!$ACC COPY(sums_salsa_ws_l(nzb:nzt+1,0))
	544
[3761]	545	#if defined( _OPENACC )
[3658]	546	CALL enter_surface_arrays
	547	#endif
	548
[1]	549	!
[1918]	550	!-- At beginning determine the first time step
	551	CALL timestep
[4444]	552
	553	#if defined( __parallel )
[1764]	554	!
	555	!-- Synchronize the timestep in case of nested run.
	556	IF ( nested_run ) THEN
[1878]	557	!
	558	!-- Synchronization by unifying the time step.
	559	!-- Global minimum of all time-steps is used for all.
	560	CALL pmci_synchronize
[1764]	561	ENDIF
[4444]	562	#endif
[1764]	563
[1918]	564	!
	565	!-- Determine and print out the run control quantities before the first time
	566	!-- step of this run. For the initial run, some statistics (e.g. divergence)
[3004]	567	!-- need to be determined first --> CALL flow_statistics at the beginning of
	568	!-- run_control
[1]	569	CALL run_control
[108]	570	!
	571	!-- Data exchange between coupled models in case that a call has been omitted
	572	!-- at the end of the previous run of a job chain.
[3761]	573	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled .AND. .NOT. vnested ) THEN
[108]	574	!
	575	!-- In case of model termination initiated by the local model the coupler
	576	!-- must not be called because this would again cause an MPI hang.
[1918]	577	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[108]	578	CALL surface_coupler
	579	time_coupling = time_coupling - dt_coupling
	580	ENDDO
[3761]	581	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling ) THEN
[348]	582	time_coupling = time_since_reference_point
	583	ENDIF
[108]	584	ENDIF
	585
[3885]	586	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'start' )
[3761]	587
[1]	588	!
	589	!-- Start of the time loop
[3761]	590	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. .NOT. terminate_run )
[1]	591
	592	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
[4444]	593
	594	#if defined( __parallel )
[1]	595	!
[2365]	596	!-- Vertical nesting: initialize fine grid
	597	IF ( vnested ) THEN
	598	IF ( .NOT. vnest_init .AND. simulated_time >= vnest_start_time ) THEN
[3719]	599	CALL cpu_log( log_point_s(22), 'vnest_init', 'start' )
[2365]	600	CALL vnest_init_fine
	601	vnest_init = .TRUE.
[3719]	602	CALL cpu_log( log_point_s(22), 'vnest_init', 'stop' )
[2365]	603	ENDIF
	604	ENDIF
[4444]	605	#endif
	606
[2365]	607	!
[1241]	608	!-- Determine ug, vg and w_subs in dependence on data from external file
	609	!-- LSF_DATA
[1365]	610	IF ( large_scale_forcing .AND. lsf_vert ) THEN
[1241]	611	CALL ls_forcing_vert ( simulated_time )
[1365]	612	sums_ls_l = 0.0_wp
[1241]	613	ENDIF
	614
	615	!
[1380]	616	!-- Set pt_init and q_init to the current profiles taken from
	617	!-- NUDGING_DATA
	618	IF ( nudging ) THEN
	619	CALL nudge_ref ( simulated_time )
	620	!
	621	!-- Store temperature gradient at the top boundary for possible Neumann
	622	!-- boundary condition
	623	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
	624	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
[3298]	625	IF ( air_chemistry ) THEN
[3929]	626	DO lsp = 1, nvar
	627	bc_cs_t_val = ( chem_species(lsp)%conc_pr_init(nzt+1) &
	628	- chem_species(lsp)%conc_pr_init(nzt) ) &
[3298]	629	/ dzu(nzt+1)
	630	ENDDO
	631	ENDIF
[3864]	632	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	633	DO ib = 1, nbins_aerosol
	634	bc_an_t_val = ( aerosol_number(ib)%init(nzt+1) - aerosol_number(ib)%init(nzt) ) / &
	635	dzu(nzt+1)
	636	DO ic = 1, ncomponents_mass
	637	icc = ( ic - 1 ) * nbins_aerosol + ib
	638	bc_am_t_val = ( aerosol_mass(icc)%init(nzt+1) - aerosol_mass(icc)%init(nzt) ) /&
	639	dzu(nzt+1)
	640	ENDDO
	641	ENDDO
	642	IF ( .NOT. salsa_gases_from_chem ) THEN
	643	DO ig = 1, ngases_salsa
	644	bc_gt_t_val = ( salsa_gas(ig)%init(nzt+1) - salsa_gas(ig)%init(nzt) ) / &
	645	dzu(nzt+1)
	646	ENDDO
	647	ENDIF
	648	ENDIF
[1380]	649	ENDIF
[2696]	650	!
[4226]	651	!-- Input of boundary data.
	652	IF ( nesting_offline ) CALL nesting_offl_input
[1380]	653	!
[4276]	654	!-- Execute all other module actions routines
[3684]	655	CALL module_interface_actions( 'before_timestep' )
[4346]	656
[1]	657	!-- Start of intermediate step loop
	658	intermediate_timestep_count = 0
[3761]	659	DO WHILE ( intermediate_timestep_count < intermediate_timestep_count_max )
[1]	660
	661	intermediate_timestep_count = intermediate_timestep_count + 1
	662
	663	!
	664	!-- Set the steering factors for the prognostic equations which depend
	665	!-- on the timestep scheme
	666	CALL timestep_scheme_steering
	667
	668	!
[1128]	669	!-- Calculate those variables needed in the tendency terms which need
	670	!-- global communication
[3761]	671	IF ( .NOT. use_single_reference_value .AND. .NOT. use_initial_profile_as_reference ) &
	672	THEN
[1179]	673	!
	674	!-- Horizontally averaged profiles to be used as reference state in
	675	!-- buoyancy terms (WARNING: only the respective last call of
	676	!-- calc_mean_profile defines the reference state!)
[1365]	677	IF ( .NOT. neutral ) THEN
	678	CALL calc_mean_profile( pt, 4 )
	679	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
	680	ENDIF
[3294]	681	IF ( ocean_mode ) THEN
[2031]	682	CALL calc_mean_profile( rho_ocean, 64 )
[1365]	683	ref_state(:) = hom(:,1,64,0)
	684	ENDIF
	685	IF ( humidity ) THEN
	686	CALL calc_mean_profile( vpt, 44 )
	687	ref_state(:) = hom(:,1,44,0)
	688	ENDIF
[2617]	689	!
	690	!-- Assure that ref_state does not become zero at any level
	691	!-- ( might be the case if a vertical level is completely occupied
	692	!-- with topography ).
[3761]	693	ref_state = MERGE( MAXVAL(ref_state), ref_state, ref_state == 0.0_wp )
[1179]	694	ENDIF
	695
[3761]	696	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. intermediate_timestep_count == 1 ) &
	697	THEN
	698	CALL ws_statistics
	699	ENDIF
[1365]	700	!
	701	!-- In case of nudging calculate current nudging time scale and horizontal
[1380]	702	!-- means of u, v, pt and q
[1365]	703	IF ( nudging ) THEN
	704	CALL calc_tnudge( simulated_time )
	705	CALL calc_mean_profile( u, 1 )
	706	CALL calc_mean_profile( v, 2 )
	707	CALL calc_mean_profile( pt, 4 )
	708	CALL calc_mean_profile( q, 41 )
	709	ENDIF
[1128]	710	!
[3876]	711	!-- Execute all other module actions routunes
	712	CALL module_interface_actions( 'before_prognostic_equations' )
	713	!
[1]	714	!-- Solve the prognostic equations. A fast cache optimized version with
	715	!-- only one single loop is used in case of Piascek-Williams advection
	716	!-- scheme. NEC vector machines use a different version, because
	717	!-- in the other versions a good vectorization is prohibited due to
	718	!-- inlining problems.
[1019]	719	IF ( loop_optimization == 'cache' ) THEN
	720	CALL prognostic_equations_cache
	721	ELSEIF ( loop_optimization == 'vector' ) THEN
[63]	722	CALL prognostic_equations_vector
[1]	723	ENDIF
	724	!
[3159]	725	!-- Movement of agents in multi agent system
[3761]	726	IF ( agents_active .AND. time_since_reference_point >= multi_agent_system_start .AND. &
	727	time_since_reference_point <= multi_agent_system_end .AND. &
	728	intermediate_timestep_count == 1 ) &
	729	THEN
[3159]	730	CALL multi_agent_system
	731	first_call_mas = .FALSE.
	732	ENDIF
	733
	734	!
[1]	735	!-- Exchange of ghost points (lateral boundary conditions)
[2118]	736	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
[1113]	737
[2118]	738	CALL exchange_horiz( u_p, nbgp )
	739	CALL exchange_horiz( v_p, nbgp )
	740	CALL exchange_horiz( w_p, nbgp )
	741	CALL exchange_horiz( pt_p, nbgp )
	742	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
[3761]	743	IF ( rans_tke_e .OR. wang_kernel .OR. collision_turbulence &
[2696]	744	.OR. use_sgs_for_particles ) THEN
	745	IF ( rans_tke_e ) THEN
	746	CALL exchange_horiz( diss_p, nbgp )
	747	ELSE
	748	CALL exchange_horiz( diss, nbgp )
	749	ENDIF
	750	ENDIF
[3294]	751	IF ( ocean_mode ) THEN
[2118]	752	CALL exchange_horiz( sa_p, nbgp )
	753	CALL exchange_horiz( rho_ocean, nbgp )
	754	CALL exchange_horiz( prho, nbgp )
	755	ENDIF
	756	IF ( humidity ) THEN
	757	CALL exchange_horiz( q_p, nbgp )
[3274]	758	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	759	CALL exchange_horiz( qc_p, nbgp )
	760	CALL exchange_horiz( nc_p, nbgp )
	761	ENDIF
[3274]	762	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2118]	763	CALL exchange_horiz( qr_p, nbgp )
	764	CALL exchange_horiz( nr_p, nbgp )
[1053]	765	ENDIF
[2118]	766	ENDIF
[2696]	767	IF ( passive_scalar ) CALL exchange_horiz( s_p, nbgp )
[3929]	768	IF ( air_chemistry ) THEN
	769	DO lsp = 1, nvar
	770	CALL exchange_horiz( chem_species(lsp)%conc_p, nbgp )
[4029]	771	ENDDO
	772	ENDIF
	773
	774	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	775	DO ib = 1, nbins_aerosol
	776	CALL exchange_horiz( aerosol_number(ib)%conc_p, nbgp )
	777	DO ic = 1, ncomponents_mass
	778	icc = ( ic - 1 ) * nbins_aerosol + ib
	779	CALL exchange_horiz( aerosol_mass(icc)%conc_p, nbgp )
	780	ENDDO
	781	ENDDO
	782	IF ( .NOT. salsa_gases_from_chem ) THEN
	783	DO ig = 1, ngases_salsa
	784	CALL exchange_horiz( salsa_gas(ig)%conc_p, nbgp )
	785	ENDDO
	786	ENDIF
	787	ENDIF
	788	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	789
[3929]	790	!
[4029]	791	!-- Boundary conditions for the prognostic quantities (except of the
[4281]	792	!-- velocities at the outflow in case of a non-cyclic lateral wall) and
	793	!-- boundary conditions for module-specific variables
[4268]	794	CALL module_interface_boundary_conditions
[1]	795	!
[4047]	796	!-- Incrementing timestep counter
	797	timestep_count = timestep_count + 1
[73]	798
[4047]	799	CALL cpu_log( log_point(28), 'swap_timelevel', 'start' )
[2365]	800	!
[4047]	801	!-- Set the swap level for all modules
	802	CALL module_interface_swap_timelevel( MOD( timestep_count, 2) )
[4444]	803
	804	#if defined( __parallel )
[4047]	805	!
	806	!-- Set the swap level for steering the pmc data transfer
	807	IF ( nested_run ) CALL pmci_set_swaplevel( MOD( timestep_count, 2) + 1 ) !> @todo: why the +1 ?
[4444]	808	#endif
[4047]	809
	810	CALL cpu_log( log_point(28), 'swap_timelevel', 'stop' )
	811
[4444]	812	#if defined( __parallel )
[4047]	813	!
[2365]	814	!-- Vertical nesting: Interpolate fine grid data to the coarse grid
	815	IF ( vnest_init ) THEN
[3719]	816	CALL cpu_log( log_point_s(37), 'vnest_anterpolate', 'start' )
[2365]	817	CALL vnest_anterpolate
[3719]	818	CALL cpu_log( log_point_s(37), 'vnest_anterpolate', 'stop' )
[2365]	819	ENDIF
	820
[1764]	821	IF ( nested_run ) THEN
[1797]	822
[1764]	823	CALL cpu_log( log_point(60), 'nesting', 'start' )
[1762]	824	!
[1933]	825	!-- Domain nesting. The data transfer subroutines pmci_parent_datatrans
	826	!-- and pmci_child_datatrans are called inside the wrapper
[1797]	827	!-- subroutine pmci_datatrans according to the control parameters
	828	!-- nesting_mode and nesting_datatransfer_mode.
	829	!-- TO_DO: why is nesting_mode given as a parameter here?
	830	CALL pmci_datatrans( nesting_mode )
[1762]	831
[3761]	832	IF ( TRIM( nesting_mode ) == 'two-way' .OR. nesting_mode == 'vertical' ) THEN
[4029]	833
	834	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'start' )
[1762]	835	!
[1933]	836	!-- Exchange_horiz is needed for all parent-domains after the
[1764]	837	!-- anterpolation
	838	CALL exchange_horiz( u, nbgp )
	839	CALL exchange_horiz( v, nbgp )
	840	CALL exchange_horiz( w, nbgp )
[2174]	841	IF ( .NOT. neutral ) CALL exchange_horiz( pt, nbgp )
	842
	843	IF ( humidity ) THEN
	844
	845	CALL exchange_horiz( q, nbgp )
	846
[3274]	847	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	848	CALL exchange_horiz( qc, nbgp )
	849	CALL exchange_horiz( nc, nbgp )
	850	ENDIF
[3274]	851	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2174]	852	CALL exchange_horiz( qr, nbgp )
	853	CALL exchange_horiz( nr, nbgp )
	854	ENDIF
	855
	856	ENDIF
	857
[3467]	858	IF ( passive_scalar ) CALL exchange_horiz( s, nbgp )
[3864]	859
[2174]	860	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
[2773]	861
[3761]	862	IF ( .NOT. constant_diffusion .AND. rans_mode .AND. rans_tke_e ) THEN
[2938]	863	CALL exchange_horiz( diss, nbgp )
[3761]	864	ENDIF
[2938]	865
[2773]	866	IF ( air_chemistry ) THEN
[3929]	867	DO n = 1, nvar
[2773]	868	CALL exchange_horiz( chem_species(n)%conc, nbgp )
	869	ENDDO
	870	ENDIF
	871
[3864]	872	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	873	DO ib = 1, nbins_aerosol
	874	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp )
	875	DO ic = 1, ncomponents_mass
	876	icc = ( ic - 1 ) * nbins_aerosol + ib
	877	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp )
	878	ENDDO
	879	ENDDO
	880	IF ( .NOT. salsa_gases_from_chem ) THEN
	881	DO ig = 1, ngases_salsa
	882	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp )
	883	ENDDO
	884	ENDIF
	885	ENDIF
[4029]	886	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'stop' )
[3864]	887
[1762]	888	ENDIF
[4029]	889
[1762]	890	!
[2311]	891	!-- Set boundary conditions again after interpolation and anterpolation.
	892	CALL pmci_boundary_conds
[1764]	893
[4029]	894	!
	895	!-- Set chemistry boundary conditions (decycling)
	896	IF ( air_chemistry ) THEN
	897	DO lsp = 1, nvar
	898	lsp_usr = 1
	899	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	900	IF ( TRIM( chem_species(lsp)%name ) == TRIM( cs_name(lsp_usr) ) ) THEN
	901	CALL chem_boundary_conds( chem_species(lsp)%conc, &
	902	chem_species(lsp)%conc_pr_init )
	903	ENDIF
	904	lsp_usr = lsp_usr + 1
	905	ENDDO
	906	ENDDO
	907	ENDIF
	908
	909	!
	910	!-- Set SALSA boundary conditions (decycling)
	911	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	912	DO ib = 1, nbins_aerosol
	913	CALL salsa_boundary_conds( aerosol_number(ib)%conc, aerosol_number(ib)%init )
	914	DO ic = 1, ncomponents_mass
	915	icc = ( ic - 1 ) * nbins_aerosol + ib
	916	CALL salsa_boundary_conds( aerosol_mass(icc)%conc, aerosol_mass(icc)%init )
	917	ENDDO
	918	ENDDO
	919	IF ( .NOT. salsa_gases_from_chem ) THEN
	920	DO ig = 1, ngases_salsa
	921	CALL salsa_boundary_conds( salsa_gas(ig)%conc, salsa_gas(ig)%init )
	922	ENDDO
	923	ENDIF
	924	ENDIF
	925
[1764]	926	CALL cpu_log( log_point(60), 'nesting', 'stop' )
	927
[1762]	928	ENDIF
[4444]	929	#endif
[1762]	930
	931	!
[1]	932	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
	933	!-- when a sloping surface is used
	934	IF ( sloping_surface ) THEN
[3761]	935	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - pt_slope_offset
	936	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + pt_slope_offset
[1]	937	ENDIF
	938
	939	!
[151]	940	!-- Impose a turbulent inflow using the recycling method
[3719]	941	IF ( turbulent_inflow ) CALL inflow_turbulence
[151]	942
	943	!
[2050]	944	!-- Set values at outflow boundary using the special outflow condition
[3719]	945	IF ( turbulent_outflow ) CALL outflow_turbulence
[2050]	946
	947	!
[1]	948	!-- Impose a random perturbation on the horizontal velocity field
[3761]	949	IF ( create_disturbances .AND. ( call_psolver_at_all_substeps .AND. &
	950	intermediate_timestep_count == intermediate_timestep_count_max ) &
	951	.OR. ( .NOT. call_psolver_at_all_substeps .AND. intermediate_timestep_count == 1 ) ) &
[1]	952	THEN
	953	time_disturb = time_disturb + dt_3d
	954	IF ( time_disturb >= dt_disturb ) THEN
[3761]	955	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
[1736]	956	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
[2232]	957	CALL disturb_field( 'u', tend, u )
	958	CALL disturb_field( 'v', tend, v )
[3761]	959	ELSEIF ( ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) &
	960	.AND. .NOT. child_domain .AND. .NOT. nesting_offline ) &
[3182]	961	THEN
[1]	962	!
	963	!-- Runs with a non-cyclic lateral wall need perturbations
	964	!-- near the inflow throughout the whole simulation
	965	dist_range = 1
[2232]	966	CALL disturb_field( 'u', tend, u )
	967	CALL disturb_field( 'v', tend, v )
[1]	968	dist_range = 0
	969	ENDIF
	970	time_disturb = time_disturb - dt_disturb
	971	ENDIF
	972	ENDIF
	973
	974	!
[2696]	975	!-- Map forcing data derived from larger scale model onto domain
[4226]	976	!-- boundaries. Further, update geostrophic wind components.
[3761]	977	IF ( nesting_offline .AND. intermediate_timestep_count == &
[4226]	978	intermediate_timestep_count_max ) THEN
	979	!-- Determine interpolation factor before boundary conditions and geostrophic wind
	980	!-- is updated.
	981	CALL nesting_offl_interpolation_factor
[3347]	982	CALL nesting_offl_bc
[4226]	983	CALL nesting_offl_geostrophic_wind
	984	ENDIF
[2938]	985	!
[4022]	986	!-- Impose a turbulent inflow using synthetic generated turbulence.
	987	IF ( use_syn_turb_gen .AND. &
	988	intermediate_timestep_count == intermediate_timestep_count_max ) THEN
[3719]	989	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
[3347]	990	CALL stg_main
[3719]	991	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
[2696]	992	ENDIF
	993	!
[3347]	994	!-- Ensure mass conservation. This need to be done after imposing
	995	!-- synthetic turbulence and top boundary condition for pressure is set to
	996	!-- Neumann conditions.
	997	!-- Is this also required in case of Dirichlet?
	998	IF ( nesting_offline ) CALL nesting_offl_mass_conservation
	999	!
[1]	1000	!-- Reduce the velocity divergence via the equation for perturbation
	1001	!-- pressure.
[106]	1002	IF ( intermediate_timestep_count == 1 .OR. &
	1003	call_psolver_at_all_substeps ) THEN
[2365]	1004
	1005	IF ( vnest_init ) THEN
[4444]	1006	#if defined( __parallel )
[2365]	1007	!
	1008	!-- Compute pressure in the CG, interpolate top boundary conditions
	1009	!-- to the FG and then compute pressure in the FG
	1010	IF ( coupling_mode == 'vnested_crse' ) CALL pres
	1011
[3719]	1012	CALL cpu_log( log_point_s(30), 'vnest_bc', 'start' )
[2365]	1013	CALL vnest_boundary_conds
[3719]	1014	CALL cpu_log( log_point_s(30), 'vnest_bc', 'stop' )
[2365]	1015
	1016	IF ( coupling_mode == 'vnested_fine' ) CALL pres
	1017
	1018	!-- Anterpolate TKE, satisfy Germano Identity
[3719]	1019	CALL cpu_log( log_point_s(28), 'vnest_anter_e', 'start' )
[2365]	1020	CALL vnest_anterpolate_e
[3719]	1021	CALL cpu_log( log_point_s(28), 'vnest_anter_e', 'stop' )
[4444]	1022	#else
	1023	CONTINUE
	1024	#endif
[2365]	1025
	1026	ELSE
[4444]	1027	#if defined( __parallel )
[4268]	1028	!
[4010]	1029	!-- Mass (volume) flux correction to ensure global mass conservation for child domains.
	1030	IF ( child_domain ) THEN
	1031	IF ( nesting_mode == 'vertical' ) THEN
	1032	CALL pmci_ensure_nest_mass_conservation_vertical
	1033	ELSE
	1034	CALL pmci_ensure_nest_mass_conservation
	1035	ENDIF
	1036	ENDIF
[4444]	1037	#endif
[2365]	1038	CALL pres
	1039
	1040	ENDIF
	1041
[1]	1042	ENDIF
[4275]	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
[1]	1048
[4276]	1049	CALL module_interface_actions( 'after_pressure_solver' )
[1]	1050	!
[4275]	1051	!-- Interaction of droplets with temperature and mixing ratio.
	1052	!-- Droplet condensation and evaporation is calculated within
	1053	!-- advec_particles.
	1054	!
[1]	1055	!-- If required, compute liquid water content
[3274]	1056	IF ( bulk_cloud_model ) THEN
[1015]	1057	CALL calc_liquid_water_content
	1058	ENDIF
[2174]	1059	!
[1115]	1060	!-- If required, compute virtual potential temperature
	1061	IF ( humidity ) THEN
	1062	CALL compute_vpt
	1063	ENDIF
[1585]	1064
[1]	1065	!
	1066	!-- Compute the diffusion quantities
	1067	IF ( .NOT. constant_diffusion ) THEN
	1068
	1069	!
[1276]	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
[3761]	1073	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
	1074	intermediate_timestep_count == intermediate_timestep_count_max ) &
[1276]	1075	THEN
[2320]	1076	CALL ls_forcing_surf( simulated_time )
[1276]	1077	ENDIF
	1078
	1079	!
[2232]	1080	!-- First the vertical (and horizontal) fluxes in the surface
	1081	!-- (constant flux) layer are computed
[1691]	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' )
[1]	1086	ENDIF
	1087	!
[1691]	1088	!-- If required, solve the energy balance for the surface and run soil
[2232]	1089	!-- model. Call for horizontal as well as vertical surfaces
[2696]	1090	IF ( land_surface .AND. time_since_reference_point >= skip_time_do_lsm) THEN
[1691]	1091
	1092	CALL cpu_log( log_point(54), 'land_surface', 'start' )
[2232]	1093	!
	1094	!-- Call for horizontal upward-facing surfaces
	1095	CALL lsm_energy_balance( .TRUE., -1 )
[2299]	1096	CALL lsm_soil_model( .TRUE., -1, .TRUE. )
[2232]	1097	!
	1098	!-- Call for northward-facing surfaces
	1099	CALL lsm_energy_balance( .FALSE., 0 )
[2299]	1100	CALL lsm_soil_model( .FALSE., 0, .TRUE. )
[2232]	1101	!
	1102	!-- Call for southward-facing surfaces
	1103	CALL lsm_energy_balance( .FALSE., 1 )
[2299]	1104	CALL lsm_soil_model( .FALSE., 1, .TRUE. )
[2232]	1105	!
	1106	!-- Call for eastward-facing surfaces
	1107	CALL lsm_energy_balance( .FALSE., 2 )
[2299]	1108	CALL lsm_soil_model( .FALSE., 2, .TRUE. )
[2232]	1109	!
	1110	!-- Call for westward-facing surfaces
	1111	CALL lsm_energy_balance( .FALSE., 3 )
[2299]	1112	CALL lsm_soil_model( .FALSE., 3, .TRUE. )
[4268]	1113
[2696]	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
[2232]	1119
[4268]	1120
[1691]	1121	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
	1122	ENDIF
	1123	!
[2007]	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' )
[4268]	1128
[3418]	1129	CALL usm_surface_energy_balance( .FALSE. )
[2007]	1130	IF ( usm_material_model ) THEN
[2696]	1131	CALL usm_green_heat_model
[3418]	1132	CALL usm_material_heat_model ( .FALSE. )
[2007]	1133	ENDIF
[2696]	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
[2007]	1141	CALL cpu_log( log_point(74), 'urban_surface', 'stop' )
	1142	ENDIF
	1143	!
[1]	1144	!-- Compute the diffusion coefficients
	1145	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
[75]	1146	IF ( .NOT. humidity ) THEN
[3294]	1147	IF ( ocean_mode ) THEN
[2696]	1148	CALL tcm_diffusivities( prho, prho_reference )
[97]	1149	ELSE
[2696]	1150	CALL tcm_diffusivities( pt, pt_reference )
[97]	1151	ENDIF
[1]	1152	ELSE
[2696]	1153	CALL tcm_diffusivities( vpt, pt_reference )
[1]	1154	ENDIF
	1155	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
[4444]	1156
	1157	#if defined( __parallel )
[2696]	1158	!
	1159	!-- Vertical nesting: set fine grid eddy viscosity top boundary condition
	1160	IF ( vnest_init ) CALL vnest_boundary_conds_khkm
[4444]	1161	#endif
[1]	1162
	1163	ENDIF
	1164
	1165	ENDDO ! Intermediate step loop
[3634]	1166
[1]	1167	!
[3634]	1168	!-- Will be used at some point by flow_statistics.
[3658]	1169	!$ACC UPDATE &
[3634]	1170	!$ACC HOST(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	1171	!$ACC HOST(sums_us2_ws_l(nzb:nzt+1,0)) &
	1172	!$ACC HOST(sums_wsus_ws_l(nzb:nzt+1,0)) &
	1173	!$ACC HOST(sums_vs2_ws_l(nzb:nzt+1,0)) &
	1174	!$ACC HOST(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	1175	!$ACC HOST(sums_ws2_ws_l(nzb:nzt+1,0)) &
	1176	!$ACC HOST(sums_wspts_ws_l(nzb:nzt+1,0)) &
	1177	!$ACC HOST(sums_wssas_ws_l(nzb:nzt+1,0)) &
	1178	!$ACC HOST(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	1179	!$ACC HOST(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
	1180	!$ACC HOST(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	1181	!$ACC HOST(sums_wsncs_ws_l(nzb:nzt+1,0)) &
	1182	!$ACC HOST(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	1183	!$ACC HOST(sums_wsss_ws_l(nzb:nzt+1,0)) &
	1184	!$ACC HOST(sums_salsa_ws_l(nzb:nzt+1,0))
	1185
	1186	!
[4064]	1187	!-- If required, calculate radiative fluxes and heating rates
	1188	IF ( radiation .AND. time_since_reference_point > skip_time_do_radiation ) THEN
	1189
	1190	time_radiation = time_radiation + dt_3d
	1191
	1192	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) THEN
	1193
	1194	CALL cpu_log( log_point(50), 'radiation', 'start' )
	1195
	1196	IF ( .NOT. force_radiation_call ) THEN
	1197	time_radiation = time_radiation - dt_radiation
	1198	ENDIF
	1199
	1200	!
	1201	!-- Adjust the current time to the time step of the radiation model.
	1202	!-- Needed since radiation is pre-calculated and stored only on apparent
	1203	!-- solar positions
	1204	time_since_reference_point_save = time_since_reference_point
	1205	time_since_reference_point = REAL( FLOOR( time_since_reference_point / &
	1206	dt_radiation ), wp ) * dt_radiation
	1207
	1208	CALL radiation_control
	1209
	1210	IF ( ( urban_surface .OR. land_surface ) .AND. radiation_interactions ) THEN
	1211	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'start' )
	1212	CALL radiation_interaction
	1213	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'stop' )
	1214	ENDIF
	1215
	1216	!
	1217	!-- Return the current time to its original value
	1218	time_since_reference_point = time_since_reference_point_save
	1219
	1220	CALL cpu_log( log_point(50), 'radiation', 'stop' )
	1221
	1222	ENDIF
	1223	ENDIF
	1224
[4403]	1225
[4064]	1226	!
[4403]	1227	!-- 20200203 (ECC)
	1228	!-- allows for emission update mode in legacy mode as well as on-demand mode
	1229	!-- note that under on-demand mode emission update is no longer restricted to
	1230	!-- an hourly frequency, but whenever the simulation time corresponds to an
	1231	!-- inrement in emission timestamp value
	1232
[3298]	1233	!
[4403]	1234	!-- If required, consider chemical emissions
	1235
	1236	IF ( air_chemistry .AND. emissions_anthropogenic ) THEN
	1237
	1238	IF ( emiss_read_legacy_mode ) THEN
	1239	!
	1240	!-- get hourly index and updates emission data when the hour is passed
	1241
	1242	CALL get_date_time( time_since_reference_point, hour=hour )
	1243
	1244	IF ( hour_call_emis /= hour ) THEN
	1245
	1246	CALL chem_emissions_setup( chem_emis_att, chem_emis, n_matched_vars )
	1247	hour_call_emis = hour
	1248
	1249	ENDIF
	1250
	1251	ELSE
	1252
	1253	CALL chem_emissions_update_on_demand
	1254
[3298]	1255	ENDIF
[4403]	1256
[2766]	1257	ENDIF
[4403]	1258
	1259
[3864]	1260	!
	1261	!-- If required, consider aerosol emissions for the salsa model
	1262	IF ( salsa ) THEN
	1263	!
	1264	!-- Call emission routine to update emissions if needed
	1265	CALL salsa_emission_update
[3569]	1266
[3864]	1267	ENDIF
[2696]	1268	!
[3469]	1269	!-- If required, calculate indoor temperature, waste heat, heat flux
	1270	!-- through wall, etc.
[3744]	1271	!-- dt_indoor steers the frequency of the indoor model calculations.
	1272	!-- Note, at first timestep indoor model is called, in order to provide
	1273	!-- a waste heat flux.
[3647]	1274	IF ( indoor_model ) THEN
[3469]	1275
	1276	time_indoor = time_indoor + dt_3d
	1277
[3761]	1278	IF ( time_indoor >= dt_indoor .OR. current_timestep_number == 0 ) THEN
[3469]	1279
	1280	time_indoor = time_indoor - dt_indoor
	1281
	1282	CALL cpu_log( log_point(76), 'indoor_model', 'start' )
	1283	CALL im_main_heatcool
	1284	CALL cpu_log( log_point(76), 'indoor_model', 'stop' )
	1285
	1286	ENDIF
	1287	ENDIF
	1288	!
[1]	1289	!-- Increase simulation time and output times
[1111]	1290	nr_timesteps_this_run = nr_timesteps_this_run + 1
[291]	1291	current_timestep_number = current_timestep_number + 1
	1292	simulated_time = simulated_time + dt_3d
	1293	time_since_reference_point = simulated_time - coupling_start_time
[2941]	1294	simulated_time_chr = time_to_string( time_since_reference_point )
[291]	1295
[1957]	1296
[3646]	1297	IF ( time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1298	time_do_av = time_do_av + dt_3d
	1299	ENDIF
[3646]	1300	IF ( time_since_reference_point >= skip_time_do2d_xy ) THEN
[1]	1301	time_do2d_xy = time_do2d_xy + dt_3d
	1302	ENDIF
[3646]	1303	IF ( time_since_reference_point >= skip_time_do2d_xz ) THEN
[1]	1304	time_do2d_xz = time_do2d_xz + dt_3d
	1305	ENDIF
[3646]	1306	IF ( time_since_reference_point >= skip_time_do2d_yz ) THEN
[1]	1307	time_do2d_yz = time_do2d_yz + dt_3d
	1308	ENDIF
[3646]	1309	IF ( time_since_reference_point >= skip_time_do3d ) THEN
[1]	1310	time_do3d = time_do3d + dt_3d
	1311	ENDIF
[410]	1312	DO mid = 1, masks
[3646]	1313	IF ( time_since_reference_point >= skip_time_domask(mid) ) THEN
[410]	1314	time_domask(mid)= time_domask(mid) + dt_3d
	1315	ENDIF
	1316	ENDDO
[3646]	1317	IF ( time_since_reference_point >= skip_time_dosp ) THEN
[1]	1318	time_dosp = time_dosp + dt_3d
	1319	ENDIF
	1320	time_dots = time_dots + dt_3d
[849]	1321	IF ( .NOT. first_call_lpm ) THEN
[1]	1322	time_dopts = time_dopts + dt_3d
	1323	ENDIF
[3646]	1324	IF ( time_since_reference_point >= skip_time_dopr ) THEN
[1]	1325	time_dopr = time_dopr + dt_3d
	1326	ENDIF
[3467]	1327	time_dopr_listing = time_dopr_listing + dt_3d
[1]	1328	time_run_control = time_run_control + dt_3d
[3347]	1329	!
[3421]	1330	!-- Increment time-counter for surface output
[3648]	1331	IF ( surface_output ) THEN
[3646]	1332	IF ( time_since_reference_point >= skip_time_dosurf ) THEN
[3421]	1333	time_dosurf = time_dosurf + dt_3d
	1334	ENDIF
[3646]	1335	IF ( time_since_reference_point >= skip_time_dosurf_av ) THEN
[3421]	1336	time_dosurf_av = time_dosurf_av + dt_3d
	1337	ENDIF
	1338	ENDIF
	1339	!
[3988]	1340	!-- Increment time-counter for virtual measurements
	1341	IF ( virtual_measurement .AND. vm_time_start <= time_since_reference_point ) THEN
	1342	time_virtual_measurement = time_virtual_measurement + dt_3d
	1343	ENDIF
[4420]	1344
[3988]	1345	!
[4420]	1346	!-- Increment time-counter for wind turbine data output
	1347	IF ( wind_turbine ) THEN
	1348	time_wtm = time_wtm + dt_3d
	1349	ENDIF
	1350
	1351	!
[3347]	1352	!-- In case of synthetic turbulence generation and parametrized turbulence
	1353	!-- information, update the time counter and if required, adjust the
	1354	!-- STG to new atmospheric conditions.
	1355	IF ( use_syn_turb_gen ) THEN
	1356	IF ( parametrize_inflow_turbulence ) THEN
	1357	time_stg_adjust = time_stg_adjust + dt_3d
[3719]	1358	IF ( time_stg_adjust >= dt_stg_adjust ) THEN
	1359	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
	1360	CALL stg_adjust
	1361	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
	1362	ENDIF
[3347]	1363	ENDIF
	1364	time_stg_call = time_stg_call + dt_3d
	1365	ENDIF
[1]	1366
	1367	!
[102]	1368	!-- Data exchange between coupled models
[3761]	1369	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled .AND. .NOT. vnested ) THEN
[102]	1370	time_coupling = time_coupling + dt_3d
[343]	1371
[108]	1372	!
	1373	!-- In case of model termination initiated by the local model
	1374	!-- (terminate_coupled > 0), the coupler must be skipped because it would
	1375	!-- cause an MPI intercomminucation hang.
	1376	!-- If necessary, the coupler will be called at the beginning of the
	1377	!-- next restart run.
[3761]	1378	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[102]	1379	CALL surface_coupler
	1380	time_coupling = time_coupling - dt_coupling
	1381	ENDDO
	1382	ENDIF
	1383
	1384	!
[3448]	1385	!-- Biometeorology calculation of stationary thermal indices
[3647]	1386	!-- Todo (kanani): biometeorology needs own time_... treatment.
	1387	!-- It might be that time_do2d_xy differs from time_do3d,
	1388	!-- and then we might get trouble with the biomet output,
	1389	!-- because we can have 2d and/or 3d biomet output!!
[3761]	1390	IF ( biometeorology &
	1391	.AND. ( ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) &
	1392	.OR. &
	1393	( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) &
[3647]	1394	) ) THEN
[3569]	1395	!
	1396	!-- If required, do thermal comfort calculations
	1397	IF ( thermal_comfort ) THEN
	1398	CALL bio_calculate_thermal_index_maps ( .FALSE. )
	1399	ENDIF
	1400	!
	1401	!-- If required, do UV exposure calculations
	1402	IF ( uv_exposure ) THEN
[4126]	1403	CALL bio_calculate_uv_exposure
[3569]	1404	ENDIF
[3448]	1405	ENDIF
	1406
	1407	!
[3684]	1408	!-- Execute alle other module actions routunes
	1409	CALL module_interface_actions( 'after_integration' )
[2817]	1410
	1411	!
[1]	1412	!-- If Galilei transformation is used, determine the distance that the
	1413	!-- model has moved so far
	1414	IF ( galilei_transformation ) THEN
	1415	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
	1416	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
	1417	ENDIF
	1418
	1419	!
	1420	!-- Check, if restart is necessary (because cpu-time is expiring or
	1421	!-- because it is forced by user) and set stop flag
[108]	1422	!-- This call is skipped if the remote model has already initiated a restart.
	1423	IF ( .NOT. terminate_run ) CALL check_for_restart
[1]	1424
	1425	!
	1426	!-- Carry out statistical analysis and output at the requested output times.
	1427	!-- The MOD function is used for calculating the output time counters (like
	1428	!-- time_dopr) in order to regard a possible decrease of the output time
	1429	!-- interval in case of restart runs
	1430
	1431	!
	1432	!-- Set a flag indicating that so far no statistics have been created
	1433	!-- for this time step
	1434	flow_statistics_called = .FALSE.
	1435
	1436	!
	1437	!-- If required, call flow_statistics for averaging in time
[3761]	1438	IF ( averaging_interval_pr /= 0.0_wp .AND. &
	1439	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
[3646]	1440	time_since_reference_point >= skip_time_dopr ) THEN
[1]	1441	time_dopr_av = time_dopr_av + dt_3d
	1442	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
	1443	do_sum = .TRUE.
[3761]	1444	time_dopr_av = MOD( time_dopr_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1445	ENDIF
	1446	ENDIF
	1447	IF ( do_sum ) CALL flow_statistics
	1448
	1449	!
[410]	1450	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
[3761]	1451	IF ( averaging_interval /= 0.0_wp .AND. &
	1452	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
	1453	time_since_reference_point >= skip_time_data_output_av ) &
[1]	1454	THEN
	1455	time_do_sla = time_do_sla + dt_3d
	1456	IF ( time_do_sla >= dt_averaging_input ) THEN
[3994]	1457	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1458	CALL doq_calculate
[3994]	1459
[1]	1460	CALL sum_up_3d_data
	1461	average_count_3d = average_count_3d + 1
	1462	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
	1463	ENDIF
	1464	ENDIF
[3421]	1465	!
	1466	!-- Average surface data
[3648]	1467	IF ( surface_output ) THEN
[3761]	1468	IF ( averaging_interval_surf /= 0.0_wp &
	1469	.AND. ( dt_dosurf_av - time_dosurf_av ) <= averaging_interval_surf &
[3647]	1470	.AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[3421]	1471	IF ( time_dosurf_av >= dt_averaging_input ) THEN
[3648]	1472	CALL surface_data_output_averaging
[3421]	1473	average_count_surf = average_count_surf + 1
	1474	ENDIF
	1475	ENDIF
	1476	ENDIF
[1]	1477
	1478	!
	1479	!-- Calculate spectra for time averaging
[3761]	1480	IF ( averaging_interval_sp /= 0.0_wp .AND. ( dt_dosp - time_dosp ) <= averaging_interval_sp&
	1481	.AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1482	time_dosp_av = time_dosp_av + dt_3d
	1483	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
	1484	CALL calc_spectra
[3761]	1485	time_dosp_av = MOD( time_dosp_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1486	ENDIF
	1487	ENDIF
	1488
	1489	!
[1957]	1490	!-- Call flight module and output data
	1491	IF ( virtual_flight ) THEN
	1492	CALL flight_measurement
	1493	CALL data_output_flight
	1494	ENDIF
[3472]	1495	!
	1496	!-- Take virtual measurements
[3988]	1497	IF ( virtual_measurement .AND. time_virtual_measurement >= dt_virtual_measurement &
	1498	.AND. vm_time_start <= time_since_reference_point ) THEN
[3704]	1499	CALL vm_sampling
	1500	CALL vm_data_output
[3988]	1501	time_virtual_measurement = MOD( time_virtual_measurement, &
	1502	MAX( dt_virtual_measurement, dt_3d ) )
[3704]	1503	ENDIF
[4420]	1504
[1957]	1505	!
[4420]	1506	!-- Output wind turbine data
	1507	IF ( wind_turbine .AND. time_wtm >= dt_data_output_wtm ) THEN
	1508	CALL wtm_data_output
	1509	time_wtm = MOD( time_wtm, MAX( dt_data_output_wtm, dt_3d ) )
	1510	ENDIF
	1511
	1512	!
[1]	1513	!-- Profile output (ASCII) on file
	1514	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
	1515	CALL print_1d
[3761]	1516	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, dt_3d ) )
[1]	1517	ENDIF
	1518
	1519	!
	1520	!-- Graphic output for PROFIL
[3761]	1521	IF ( time_dopr >= dt_dopr .AND. time_since_reference_point >= skip_time_dopr ) THEN
[1]	1522	IF ( dopr_n /= 0 ) CALL data_output_profiles
	1523	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
[1342]	1524	time_dopr_av = 0.0_wp ! due to averaging (see above)
[1]	1525	ENDIF
	1526
	1527	!
	1528	!-- Graphic output for time series
	1529	IF ( time_dots >= dt_dots ) THEN
[48]	1530	CALL data_output_tseries
[1]	1531	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
	1532	ENDIF
	1533
	1534	!
	1535	!-- Output of spectra (formatted for use with PROFIL), in case of no
	1536	!-- time averaging, spectra has to be calculated before
[3761]	1537	IF ( time_dosp >= dt_dosp .AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1538	IF ( average_count_sp == 0 ) CALL calc_spectra
	1539	CALL data_output_spectra
	1540	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
	1541	ENDIF
	1542
	1543	!
	1544	!-- 2d-data output (cross-sections)
[3761]	1545	IF ( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) THEN
[3994]	1546	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1547	CALL doq_calculate
[3994]	1548
[1]	1549	CALL data_output_2d( 'xy', 0 )
	1550	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
	1551	ENDIF
[3761]	1552	IF ( time_do2d_xz >= dt_do2d_xz .AND. time_since_reference_point >= skip_time_do2d_xz ) THEN
[3994]	1553	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
	1554
[4039]	1555	CALL doq_calculate
[1]	1556	CALL data_output_2d( 'xz', 0 )
	1557	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
	1558	ENDIF
[3761]	1559	IF ( time_do2d_yz >= dt_do2d_yz .AND. time_since_reference_point >= skip_time_do2d_yz ) THEN
[3994]	1560	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1561	CALL doq_calculate
[3994]	1562
[1]	1563	CALL data_output_2d( 'yz', 0 )
	1564	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
	1565	ENDIF
	1566
	1567	!
	1568	!-- 3d-data output (volume data)
[3761]	1569	IF ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) THEN
[3994]	1570	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1571	CALL doq_calculate
[3994]	1572
[1]	1573	CALL data_output_3d( 0 )
	1574	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
	1575	ENDIF
	1576
	1577	!
[1783]	1578	!-- Masked data output
[410]	1579	DO mid = 1, masks
[3761]	1580	IF ( time_domask(mid) >= dt_domask(mid) &
	1581	.AND. time_since_reference_point >= skip_time_domask(mid) ) THEN
[3994]	1582	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1583	CALL doq_calculate
[3994]	1584
[4069]	1585	CALL data_output_mask( 0, mid )
[3761]	1586	time_domask(mid) = MOD( time_domask(mid), MAX( dt_domask(mid), dt_3d ) )
[410]	1587	ENDIF
	1588	ENDDO
	1589
	1590	!
	1591	!-- Output of time-averaged 2d/3d/masked data
[3761]	1592	IF ( time_do_av >= dt_data_output_av &
	1593	.AND. time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1594	CALL average_3d_data
[3742]	1595	!
	1596	!-- Udate thermal comfort indices based on updated averaged input
	1597	IF ( biometeorology .AND. thermal_comfort ) THEN
	1598	CALL bio_calculate_thermal_index_maps ( .TRUE. )
	1599	ENDIF
[1]	1600	CALL data_output_2d( 'xy', 1 )
	1601	CALL data_output_2d( 'xz', 1 )
	1602	CALL data_output_2d( 'yz', 1 )
	1603	CALL data_output_3d( 1 )
[410]	1604	DO mid = 1, masks
[4069]	1605	CALL data_output_mask( 1, mid )
[410]	1606	ENDDO
[1]	1607	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
	1608	ENDIF
[3421]	1609	!
	1610	!-- Output of surface data, instantaneous and averaged data
[3648]	1611	IF ( surface_output ) THEN
[3761]	1612	IF ( time_dosurf >= dt_dosurf .AND. time_since_reference_point >= skip_time_dosurf ) THEN
[3648]	1613	CALL surface_data_output( 0 )
[3421]	1614	time_dosurf = MOD( time_dosurf, MAX( dt_dosurf, dt_3d ) )
	1615	ENDIF
[3761]	1616	IF ( time_dosurf_av >= dt_dosurf_av .AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[3648]	1617	CALL surface_data_output( 1 )
[3421]	1618	time_dosurf_av = MOD( time_dosurf_av, MAX( dt_dosurf_av, dt_3d ) )
	1619	ENDIF
	1620	ENDIF
[1]	1621
	1622	!
	1623	!-- Output of particle time series
[253]	1624	IF ( particle_advection ) THEN
[3761]	1625	IF ( time_dopts >= dt_dopts .OR. &
	1626	( time_since_reference_point >= particle_advection_start .AND. &
[849]	1627	first_call_lpm ) ) THEN
[4017]	1628	CALL lpm_data_output_ptseries
[253]	1629	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
	1630	ENDIF
[1]	1631	ENDIF
	1632
	1633	!
[3719]	1634	!-- If required, set the heat flux for the next time step to a random value
[2232]	1635	IF ( constant_heatflux .AND. random_heatflux ) THEN
[3719]	1636	IF ( surf_def_h(0)%ns >= 1 ) THEN
	1637	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1638	CALL disturb_heatflux( surf_def_h(0) )
	1639	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1640	ENDIF
	1641	IF ( surf_lsm_h%ns >= 1 ) THEN
	1642	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1643	CALL disturb_heatflux( surf_lsm_h )
	1644	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1645	ENDIF
	1646	IF ( surf_usm_h%ns >= 1 ) THEN
	1647	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1648	CALL disturb_heatflux( surf_usm_h )
	1649	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1650	ENDIF
[2232]	1651	ENDIF
[1]	1652
	1653	!
[3684]	1654	!-- Execute alle other module actions routunes
	1655	CALL module_interface_actions( 'after_timestep' )
[2817]	1656
	1657	!
[1918]	1658	!-- Determine size of next time step. Save timestep dt_3d because it is
	1659	!-- newly calculated in routine timestep, but required further below for
	1660	!-- steering the run control output interval
	1661	dt_3d_old = dt_3d
	1662	CALL timestep
	1663
[4444]	1664	#if defined( __parallel )
[1918]	1665	!
[1925]	1666	!-- Synchronize the timestep in case of nested run.
	1667	IF ( nested_run ) THEN
	1668	!
	1669	!-- Synchronize by unifying the time step.
	1670	!-- Global minimum of all time-steps is used for all.
	1671	CALL pmci_synchronize
	1672	ENDIF
[4444]	1673	#endif
[1925]	1674
	1675	!
[1918]	1676	!-- Computation and output of run control parameters.
	1677	!-- This is also done whenever perturbations have been imposed
[3761]	1678	IF ( time_run_control >= dt_run_control .OR. &
	1679	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
[1918]	1680	THEN
	1681	CALL run_control
	1682	IF ( time_run_control >= dt_run_control ) THEN
[3761]	1683	time_run_control = MOD( time_run_control, MAX( dt_run_control, dt_3d_old ) )
[1918]	1684	ENDIF
	1685	ENDIF
	1686
	1687	!
[1402]	1688	!-- Output elapsed simulated time in form of a progress bar on stdout
	1689	IF ( myid == 0 ) CALL output_progress_bar
	1690
[1]	1691	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
	1692
[667]	1693
[1]	1694	ENDDO ! time loop
[3448]	1695
[3761]	1696	#if defined( _OPENACC )
[3658]	1697	CALL exit_surface_arrays
	1698	#endif
[3634]	1699	!$ACC END DATA
	1700	!$ACC END DATA
	1701	!$ACC END DATA
	1702	!$ACC END DATA
	1703	!$ACC END DATA
	1704	!$ACC END DATA
	1705	!$ACC END DATA
	1706
[4444]	1707	#if defined( __parallel )
[3347]	1708	!
[2365]	1709	!-- Vertical nesting: Deallocate variables initialized for vertical nesting
	1710	IF ( vnest_init ) CALL vnest_deallocate
[4444]	1711	#endif
[2365]	1712
[1402]	1713	IF ( myid == 0 ) CALL finish_progress_bar
	1714
[3885]	1715	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'finished' )
[1384]	1716
[1]	1717	END SUBROUTINE time_integration

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