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source: palm/trunk/SOURCE/time_integration.f90 @ 4568

Last change on this file since 4568 was 4565, checked in by oliver.maas, 4 years ago
added new surface temperature forcing method for bc_pt_b = 'dirichlet': surface temperature pt(0) can be linearly increased by pt_surface_heating_rate (in K/h)
Property svn:keywords set to `Id`
File size: 71.4 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	! ------------------
[4502]	22	!
	23	!
[1366]	24	! Former revisions:
	25	! -----------------
	26	! $Id: time_integration.f90 4565 2020-06-15 08:30:38Z eckhard $
[4565]	27	! added new surface temperature forcing method for bc_pt_b = 'dirichlet':
	28	! surface temperature pt(0) can be linearly increased by pt_surface_heating_rate (in K/h)
	29	!
	30	! 4564 2020-06-12 14:03:36Z raasch
[4564]	31	! Vertical nesting method of Huq et al. (2019) removed
	32	!
	33	! 4521 2020-05-06 11:39:49Z schwenkel
[4521]	34	! Rename variable
	35	!
	36	! 4511 2020-04-30 12:20:40Z raasch
[4511]	37	! chemistry decycling replaced by explicit setting of lateral boundary conditions
	38	!
	39	! 4508 2020-04-24 13:32:20Z raasch
[4508]	40	! salsa decycling replaced by explicit setting of lateral boundary conditions
	41	!
	42	! 4502 2020-04-17 16:14:16Z schwenkel
[4502]	43	! Implementation of ice microphysics
	44	!
	45	! 4472 2020-03-24 12:21:00Z Giersch
[4472]	46	! OPENACC COPYIN directive for ddx and ddy added
	47	!
	48	! 4466 2020-03-20 16:14:41Z suehring
[4466]	49	! Add advection fluxes to ACC copyin
	50	!
	51	! 4457 2020-03-11 14:20:43Z raasch
[4457]	52	! use statement for exchange horiz added
[4466]	53	!
[4457]	54	! 4444 2020-03-05 15:59:50Z raasch
[4444]	55	! bugfix: cpp-directives for serial mode added
[4466]	56	!
[4444]	57	! 4420 2020-02-24 14:13:56Z maronga
[4420]	58	! Added output control for wind turbine model
[4466]	59	!
[4420]	60	! 4403 2020-02-12 13:08:46Z banzhafs
[4403]	61	! Allowing both existing and on-demand emission read modes
	62	!
	63	! 4360 2020-01-07 11:25:50Z suehring
[4356]	64	! Bugfix, hour_call_emis uninitialized at first call of time_integration
[4466]	65	!
[4356]	66	! 4346 2019-12-18 11:55:56Z motisi
[4346]	67	! Introduction of wall_flags_total_0, which currently sets bits based on static
	68	! topography information used in wall_flags_static_0
[4466]	69	!
[4346]	70	! 4329 2019-12-10 15:46:36Z motisi
[4329]	71	! Renamed wall_flags_0 to wall_flags_static_0
[4466]	72	!
[4329]	73	! 4281 2019-10-29 15:15:39Z schwenkel
[4281]	74	! Moved boundary conditions to module interface
[4466]	75	!
[4281]	76	! 4276 2019-10-28 16:03:29Z schwenkel
[4276]	77	! Further modularization of lpm code components
[4466]	78	!
[4276]	79	! 4275 2019-10-28 15:34:55Z schwenkel
[4275]	80	! Move call oft lpm to the end of intermediate timestep loop
[4276]	81	!
[4275]	82	! 4268 2019-10-17 11:29:38Z schwenkel
[4268]	83	! Removing module specific boundary conditions an put them into their modules
[4276]	84	!
[4268]	85	! 4227 2019-09-10 18:04:34Z gronemeier
[4227]	86	! implement new palm_date_time_mod
[4466]	87	!
[4227]	88	! 4226 2019-09-10 17:03:24Z suehring
[4226]	89	! Changes in interface for the offline nesting
[4466]	90	!
[4226]	91	! 4182 2019-08-22 15:20:23Z scharf
[4182]	92	! Corrected "Former revisions" section
[4466]	93	!
[4182]	94	! 4170 2019-08-19 17:12:31Z gronemeier
[4170]	95	! copy diss, diss_p, tdiss_m to GPU
[4466]	96	!
[4170]	97	! 4144 2019-08-06 09:11:47Z raasch
[4144]	98	! relational operators .EQ., .NE., etc. replaced by ==, /=, etc.
[4466]	99	!
[4144]	100	! 4126 2019-07-30 11:09:11Z gronemeier
[4126]	101	! renamed routine to calculate uv exposure
[4466]	102	!
[4126]	103	! 4111 2019-07-22 18:16:57Z suehring
[4111]	104	! advc_flags_1 / advc_flags_2 renamed to advc_flags_m / advc_flags_s
[4466]	105	!
[4111]	106	! 4069 2019-07-01 14:05:51Z Giersch
[4466]	107	! Masked output running index mid has been introduced as a local variable to
[4069]	108	! avoid runtime error (Loop variable has been modified) in time_integration
[4466]	109	!
[4069]	110	! 4064 2019-07-01 05:33:33Z gronemeier
[4064]	111	! Moved call to radiation module out of intermediate time loop
[4466]	112	!
[4064]	113	! 4048 2019-06-21 21:00:21Z knoop
[4048]	114	! Moved production_e_init call into turbulence_closure_mod
[4466]	115	!
[4048]	116	! 4047 2019-06-21 18:58:09Z knoop
[4047]	117	! Added remainings of swap_timelevel upon its dissolution
[4466]	118	!
[4047]	119	! 4043 2019-06-18 16:59:00Z schwenkel
[4043]	120	! Further LPM modularization
	121	!
	122	! 4039 2019-06-18 10:32:41Z suehring
[4039]	123	! Rename subroutines in module for diagnostic quantities
[4466]	124	!
[4039]	125	! 4029 2019-06-14 14:04:35Z raasch
[4029]	126	! exchange of ghost points and boundary conditions separated for chemical species and SALSA module,
	127	! bugfix: decycling of chemistry species after nesting data transfer
[4466]	128	!
[4029]	129	! 4022 2019-06-12 11:52:39Z suehring
[4022]	130	! Call synthetic turbulence generator at last RK3 substep right after boundary
[4466]	131	! conditions are updated in offline nesting in order to assure that
	132	! perturbations are always imposed
	133	!
[4022]	134	! 4017 2019-06-06 12:16:46Z schwenkel
[4010]	135	! Mass (volume) flux correction included to ensure global mass conservation for child domains.
[4466]	136	!
[4010]	137	! 3994 2019-05-22 18:08:09Z suehring
[3994]	138	! output of turbulence intensity added
[4466]	139	!
[3994]	140	! 3988 2019-05-22 11:32:37Z kanani
[3988]	141	! Implement steerable output interval for virtual measurements
[4466]	142	!
[3988]	143	! 3968 2019-05-13 11:04:01Z suehring
[3968]	144	! replace nspec_out with n_matched_vars
[4466]	145	!
[3968]	146	! 3929 2019-04-24 12:52:08Z banzhafs
[3929]	147	! Reverse changes back from revision 3878: use chem_boundary_conds instead of
	148	! chem_boundary_conds_decycle
[4466]	149	!
	150	!
[3929]	151	! 3885 2019-04-11 11:29:34Z kanani
[4466]	152	! Changes related to global restructuring of location messages and introduction
[3885]	153	! of additional debug messages
[3929]	154	!
[3885]	155	! 3879 2019-04-08 20:25:23Z knoop
[3875]	156	! Moved wtm_forces to module_interface_actions
[4466]	157	!
[3875]	158	! 3872 2019-04-08 15:03:06Z knoop
[3864]	159	! Modifications made for salsa:
	160	! - Call salsa_emission_update at each time step but do the checks within
	161	! salsa_emission_update (i.e. skip_time_do_salsa >= time_since_reference_point
	162	! and next_aero_emission_update <= time_since_reference_point ).
[4466]	163	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
[3864]	164	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
	165	! - Apply nesting for salsa variables
	166	! - Removed cpu_log calls speciffic for salsa.
[4466]	167	!
[3864]	168	! 3833 2019-03-28 15:04:04Z forkel
[3879]	169	! added USE chem_gasphase_mod, replaced nspec by nspec since fixed compounds are not integrated
[4466]	170	!
[3833]	171	! 3820 2019-03-27 11:53:41Z forkel
[3820]	172	! renamed do_emiss to emissions_anthropogenic (ecc)
[4466]	173	!
	174	!
[3820]	175	! 3774 2019-03-04 10:52:49Z moh.hefny
[3774]	176	! rephrase if statement to avoid unallocated array in case of
	177	! nesting_offline is false (crashing during debug mode)
	178	!
	179	! 3761 2019-02-25 15:31:42Z raasch $
[3761]	180	! module section re-formatted and openacc required variables moved to separate section,
	181	! re-formatting to 100 char line width
[4466]	182	!
[3761]	183	! 3745 2019-02-15 18:57:56Z suehring
[3745]	184	! Call indoor model after first timestep
[4466]	185	!
[3745]	186	! 3744 2019-02-15 18:38:58Z suehring
[3742]	187	! - Moved call of bio_calculate_thermal_index_maps from biometeorology module to
	188	! time_integration to make sure averaged input is updated before calculating.
[4466]	189	!
[3742]	190	! 3739 2019-02-13 08:05:17Z dom_dwd_user
[3739]	191	! Removed everything related to "time_bio_results" as this is never used.
[4466]	192	!
[3739]	193	! 3724 2019-02-06 16:28:23Z kanani
[4466]	194	! Correct double-used log_point_s unit
	195	!
[3724]	196	! 3719 2019-02-06 13:10:18Z kanani
[3719]	197	! - removed wind_turbine cpu measurement, since same time is measured inside
	198	! wtm_forces subroutine as special measures
	199	! - moved the numerous vnest cpulog to special measures
	200	! - extended radiation cpulog over entire radiation part,
	201	! moved radiation_interactions cpulog to special measures
	202	! - moved some cpu_log calls to this routine for better overview
[4466]	203	!
[3719]	204	! 3705 2019-01-29 19:56:39Z suehring
[3705]	205	! Data output for virtual measurements added
[4466]	206	!
[3705]	207	! 3704 2019-01-29 19:51:41Z suehring
[3648]	208	! Rename subroutines for surface-data output
[4466]	209	!
[3648]	210	! 3647 2019-01-02 14:10:44Z kanani
[3647]	211	! Bugfix: add time_since_reference_point to IF clause for data_output calls
	212	! (otherwise skip_time_* values don't come into affect with dt_do* = 0.0).
	213	! Clean up indoor_model and biometeorology model call.
[3569]	214	!
[4182]	215	! Revision 1.1 1997/08/11 06:19:04 raasch
	216	! Initial revision
	217	!
	218	!
[1]	219	! Description:
	220	! ------------
[1682]	221	!> Integration in time of the model equations, statistical analysis and graphic
	222	!> output
[1]	223	!------------------------------------------------------------------------------!
[1682]	224	SUBROUTINE time_integration
[1]	225
[4466]	226
[3761]	227	USE advec_ws, &
[1320]	228	ONLY: ws_statistics
	229
[3761]	230	USE arrays_3d, &
[4508]	231	ONLY: diss, diss_p, dzu, e_p, nc_p, ni_p, nr_p, prho, pt, pt_p, pt_init, q, qc_p, qr_p, &
	232	q_init, q_p, qi_p, ref_state, rho_ocean, sa_p, s_p, tend, u, u_p, v, vpt, v_p, w_p
[1320]	233
[4444]	234	#if defined( __parallel ) && ! defined( _OPENACC )
	235	USE arrays_3d, &
[4508]	236	ONLY: e, nc, ni, nr, qc, qi, qr, s, w
[4444]	237	#endif
	238
[3761]	239	USE biometeorology_mod, &
[4126]	240	ONLY: bio_calculate_thermal_index_maps, thermal_comfort, bio_calculate_uv_exposure, &
	241	uv_exposure
[3448]	242
[3761]	243	USE bulk_cloud_model_mod, &
	244	ONLY: bulk_cloud_model, calc_liquid_water_content, collision_turbulence, &
[4521]	245	microphysics_ice_phase, microphysics_morrison, microphysics_seifert
[3294]	246
[3761]	247	USE calc_mean_profile_mod, &
[1320]	248	ONLY: calc_mean_profile
	249
[3761]	250	USE chem_emissions_mod, &
[4403]	251	ONLY: chem_emissions_setup, chem_emissions_update_on_demand
[2696]	252
[3833]	253	USE chem_gasphase_mod, &
[3929]	254	ONLY: nvar
[3833]	255
[3761]	256	USE chem_modules, &
[4511]	257	ONLY: bc_cs_t_val, chem_species, communicator_chem, emissions_anthropogenic, &
	258	emiss_read_legacy_mode, n_matched_vars
[2696]	259
[3761]	260	USE control_parameters, &
	261	ONLY: advected_distance_x, advected_distance_y, air_chemistry, average_count_3d, &
	262	averaging_interval, averaging_interval_pr, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
	263	bc_q_t_val, biometeorology, call_psolver_at_all_substeps, child_domain, &
[4276]	264	constant_flux_layer, constant_heatflux, create_disturbances, &
[3761]	265	dopr_n, constant_diffusion, coupling_mode, coupling_start_time, &
	266	current_timestep_number, disturbance_created, disturbance_energy_limit, dist_range, &
	267	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, dt_coupling, &
	268	dt_data_output_av, dt_disturb, dt_do2d_xy, dt_do2d_xz, dt_do2d_yz, dt_do3d, &
[4017]	269	dt_domask,dt_dopts, dt_dopr, dt_dopr_listing, dt_dots, dt_run_control, &
[3761]	270	end_time, first_call_lpm, first_call_mas, galilei_transformation, humidity, &
	271	indoor_model, intermediate_timestep_count, intermediate_timestep_count_max, &
	272	land_surface, large_scale_forcing, loop_optimization, lsf_surf, lsf_vert, masks, &
[4069]	273	multi_agent_system_end, multi_agent_system_start, nesting_offline, neutral, &
[3761]	274	nr_timesteps_this_run, nudging, ocean_mode, passive_scalar, pt_reference, &
[4565]	275	pt_slope_offset, pt_surface, pt_surface_heating_rate, pt_surface_initial_change, &
	276	random_heatflux, rans_tke_e, run_coupled, salsa, &
[3761]	277	simulated_time, simulated_time_chr, skip_time_do2d_xy, skip_time_do2d_xz, &
	278	skip_time_do2d_yz, skip_time_do3d, skip_time_domask, skip_time_dopr, &
	279	skip_time_data_output_av, sloping_surface, stop_dt, surface_output, &
	280	terminate_coupled, terminate_run, timestep_scheme, time_coupling, time_do2d_xy, &
	281	time_do2d_xz, time_do2d_yz, time_do3d, time_domask, time_dopr, time_dopr_av, &
	282	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, time_dots, time_do_av, &
[4017]	283	time_do_sla, time_disturb, time_run_control, time_since_reference_point, &
[4508]	284	timestep_count, turbulent_inflow, turbulent_outflow, urban_surface, &
[3761]	285	use_initial_profile_as_reference, use_single_reference_value, u_gtrans, v_gtrans, &
[4508]	286	virtual_flight, virtual_measurement, ws_scheme_mom, ws_scheme_sca
[1320]	287
[4444]	288	#if defined( __parallel )
	289	USE control_parameters, &
	290	ONLY: rans_mode
	291	#endif
	292
[3761]	293	USE cpulog, &
[1320]	294	ONLY: cpu_log, log_point, log_point_s
	295
[3994]	296	USE diagnostic_output_quantities_mod, &
[4039]	297	ONLY: doq_calculate, &
[3994]	298	timestep_number_at_prev_calc
	299
[4457]	300	USE exchange_horiz_mod, &
	301	ONLY: exchange_horiz
	302
[3761]	303	USE flight_mod, &
[1957]	304	ONLY: flight_measurement
	305
[4472]	306	USE grid_variables, &
	307	ONLY: ddx, ddy
	308
[3761]	309	USE indices, &
	310	ONLY: nbgp, nx, nxl, nxlg, nxr, nxrg, nzb, nzt
[1320]	311
[3761]	312	USE indoor_model_mod, &
	313	ONLY: dt_indoor, im_main_heatcool, time_indoor
[3469]	314
[1918]	315	USE interfaces
	316
[1320]	317	USE kinds
	318
[3761]	319	USE land_surface_model_mod, &
	320	ONLY: lsm_boundary_condition, lsm_energy_balance, lsm_soil_model, skip_time_do_lsm
[1496]	321
[4017]	322	USE lagrangian_particle_model_mod, &
[4276]	323	ONLY: lpm_data_output_ptseries
[3761]	324
	325	USE lsf_nudging_mod, &
[3347]	326	ONLY: calc_tnudge, ls_forcing_surf, ls_forcing_vert, nudge_ref
[1320]	327
[3761]	328	USE module_interface, &
[4268]	329	ONLY: module_interface_actions, module_interface_swap_timelevel, &
	330	module_interface_boundary_conditions
[3684]	331
[3761]	332	USE multi_agent_system_mod, &
[3198]	333	ONLY: agents_active, multi_agent_system
[3448]	334
[3761]	335	USE nesting_offl_mod, &
[4226]	336	ONLY: nesting_offl_bc, &
	337	nesting_offl_geostrophic_wind, &
	338	nesting_offl_input, &
	339	nesting_offl_interpolation_factor, &
	340	nesting_offl_mass_conservation
[3864]	341
[3761]	342	USE netcdf_data_input_mod, &
[4226]	343	ONLY: chem_emis, chem_emis_att
[3298]	344
[3761]	345	USE ocean_mod, &
[3294]	346	ONLY: prho_reference
	347
[4227]	348	USE palm_date_time_mod, &
	349	ONLY: get_date_time
	350
[3761]	351	USE particle_attributes, &
	352	ONLY: particle_advection, particle_advection_start, use_sgs_for_particles, wang_kernel
[1320]	353
[1]	354	USE pegrid
	355
[4444]	356	#if defined( __parallel )
[3761]	357	USE pmc_interface, &
[4010]	358	ONLY: nested_run, nesting_mode, pmci_boundary_conds, pmci_datatrans, pmci_synchronize, &
[4047]	359	pmci_ensure_nest_mass_conservation, pmci_ensure_nest_mass_conservation_vertical, &
	360	pmci_set_swaplevel
[4444]	361	#endif
[1762]	362
[3761]	363	USE progress_bar, &
[1402]	364	ONLY: finish_progress_bar, output_progress_bar
	365
[3761]	366	USE prognostic_equations_mod, &
[2118]	367	ONLY: prognostic_equations_cache, prognostic_equations_vector
[1320]	368
[3761]	369	USE radiation_model_mod, &
	370	ONLY: dt_radiation, force_radiation_call, radiation, radiation_control, &
	371	radiation_interaction, radiation_interactions, skip_time_do_radiation, time_radiation
[3864]	372
[3761]	373	USE salsa_mod, &
[3864]	374	ONLY: aerosol_number, aerosol_mass, bc_am_t_val, bc_an_t_val, bc_gt_t_val, &
[4508]	375	communicator_salsa, nbins_aerosol, ncomponents_mass, ngases_salsa, &
	376	salsa_boundary_conditions, salsa_emission_update, salsa_gas, salsa_gases_from_chem, &
	377	skip_time_do_salsa
[1496]	378
[3761]	379	USE spectra_mod, &
	380	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, skip_time_dosp
[1786]	381
[3761]	382	USE statistics, &
	383	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
[1320]	384
[3761]	385
	386	USE surface_layer_fluxes_mod, &
[1691]	387	ONLY: surface_layer_fluxes
	388
[3761]	389	USE surface_data_output_mod, &
	390	ONLY: average_count_surf, averaging_interval_surf, dt_dosurf, dt_dosurf_av, &
	391	surface_data_output, surface_data_output_averaging, skip_time_dosurf, &
[3648]	392	skip_time_dosurf_av, time_dosurf, time_dosurf_av
[2232]	393
[3761]	394	USE surface_mod, &
	395	ONLY: surf_def_h, surf_lsm_h, surf_usm_h
	396
	397	USE synthetic_turbulence_generator_mod, &
	398	ONLY: dt_stg_call, dt_stg_adjust, parametrize_inflow_turbulence, stg_adjust, stg_main, &
	399	time_stg_adjust, time_stg_call, use_syn_turb_gen
	400
	401	USE turbulence_closure_mod, &
[4048]	402	ONLY: tcm_diffusivities
[2696]	403
[3761]	404	USE urban_surface_mod, &
	405	ONLY: usm_boundary_condition, usm_material_heat_model, usm_material_model, &
[3597]	406	usm_surface_energy_balance, usm_green_heat_model
[2007]	407
[3761]	408	USE virtual_measurement_mod, &
[3988]	409	ONLY: dt_virtual_measurement, &
	410	time_virtual_measurement, &
	411	vm_data_output, &
	412	vm_sampling, &
	413	vm_time_start
[2259]	414
[4466]	415
[4420]	416	USE wind_turbine_model_mod, &
	417	ONLY: dt_data_output_wtm, time_wtm, wind_turbine, wtm_data_output
[1914]	418
[3761]	419	#if defined( _OPENACC )
[4444]	420	USE arrays_3d, &
[4466]	421	ONLY: d, dd2zu, ddzu, ddzw, &
	422	diss_l_u, &
	423	diss_l_v, &
	424	diss_l_w, &
	425	diss_s_u, &
	426	diss_s_v, &
	427	diss_s_w, &
	428	drho_air, drho_air_zw, dzw, e, &
	429	flux_l_u, &
	430	flux_l_v, &
	431	flux_l_w, &
	432	flux_s_u, &
	433	flux_s_v, &
	434	flux_s_w, &
	435	heatflux_output_conversion, &
[4508]	436	kh, km, momentumflux_output_conversion, nc, ni, nr, p, ptdf_x, ptdf_y, qc, qi, qr, rdf, &
[4444]	437	rdf_sc, rho_air, rho_air_zw, s, tdiss_m, te_m, tpt_m, tu_m, tv_m, tw_m, ug, u_init, &
[4508]	438	u_stokes_zu, vg, v_init, v_stokes_zu, w, zu
[2365]	439
[3761]	440	USE control_parameters, &
	441	ONLY: tsc
	442
	443	USE indices, &
[4346]	444	ONLY: advc_flags_m, advc_flags_s, nyn, nyng, nys, nysg, nz, nzb_max, wall_flags_total_0
[3761]	445
	446	USE statistics, &
	447	ONLY: rmask, statistic_regions, sums_l, sums_l_l, sums_us2_ws_l, &
	448	sums_wsus_ws_l, sums_vs2_ws_l, sums_wsvs_ws_l, sums_ws2_ws_l, sums_wspts_ws_l, &
	449	sums_wsqs_ws_l, sums_wssas_ws_l, sums_wsqcs_ws_l, sums_wsqrs_ws_l, sums_wsncs_ws_l, &
[4508]	450	sums_wsnrs_ws_l, sums_wsss_ws_l, weight_substep, sums_salsa_ws_l, sums_wsqis_ws_l, &
	451	sums_wsnis_ws_l
[3761]	452
	453	USE surface_mod, &
	454	ONLY: bc_h, enter_surface_arrays, exit_surface_arrays
	455	#endif
	456
	457
[1]	458	IMPLICIT NONE
	459
[3298]	460	CHARACTER (LEN=9) :: time_to_string !<
[3864]	461
[4356]	462	INTEGER(iwp) :: hour !< hour of current time
	463	INTEGER(iwp) :: hour_call_emis = -1 !< last hour where emission was called
	464	INTEGER(iwp) :: ib !< index for aerosol size bins
	465	INTEGER(iwp) :: ic !< index for aerosol mass bins
	466	INTEGER(iwp) :: icc !< additional index for aerosol mass bins
	467	INTEGER(iwp) :: ig !< index for salsa gases
[4444]	468	INTEGER(iwp) :: mid !< masked output running index
[4356]	469	INTEGER(iwp) :: n !< loop counter for chemistry species
[3014]	470
[1918]	471	REAL(wp) :: dt_3d_old !< temporary storage of timestep to be used for
	472	!< steering of run control output interval
[3241]	473	REAL(wp) :: time_since_reference_point_save !< original value of
	474	!< time_since_reference_point
	475
[3634]	476
[3761]	477	!
	478	!-- Copy data from arrays_3d
[4466]	479	!$ACC DATA &
[3634]	480	!$ACC COPY(d(nzb+1:nzt,nys:nyn,nxl:nxr)) &
[4170]	481	!$ACC COPY(diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	482	!$ACC COPY(e(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	483	!$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	484	!$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	485	!$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	486	!$ACC COPY(kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	487	!$ACC COPY(km(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	488	!$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	489	!$ACC COPY(pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	490
	491	!$ACC DATA &
[4466]	492	!$ACC COPYIN(diss_l_u(0:nz+1,nys:nyn,0), flux_l_u(0:nz+1,nys:nyn,0)) &
	493	!$ACC COPYIN(diss_l_v(0:nz+1,nys:nyn,0), flux_l_v(0:nz+1,nys:nyn,0)) &
	494	!$ACC COPYIN(diss_l_w(0:nz+1,nys:nyn,0), flux_l_w(0:nz+1,nys:nyn,0)) &
	495	!$ACC COPYIN(diss_s_u(0:nz+1,0), flux_s_u(0:nz+1,0)) &
	496	!$ACC COPYIN(diss_s_v(0:nz+1,0), flux_s_v(0:nz+1,0)) &
	497	!$ACC COPYIN(diss_s_w(0:nz+1,0), flux_s_w(0:nz+1,0)) &
[4170]	498	!$ACC COPY(diss_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	499	!$ACC COPY(e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	500	!$ACC COPY(u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	501	!$ACC COPY(v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	502	!$ACC COPY(w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	503	!$ACC COPY(pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	504	!$ACC COPY(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4170]	505	!$ACC COPY(tdiss_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	506	!$ACC COPY(te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	507	!$ACC COPY(tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	508	!$ACC COPY(tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	509	!$ACC COPY(tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	510	!$ACC COPY(tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	511
	512	!$ACC DATA &
	513	!$ACC COPYIN(rho_air(nzb:nzt+1), drho_air(nzb:nzt+1)) &
	514	!$ACC COPYIN(rho_air_zw(nzb:nzt+1), drho_air_zw(nzb:nzt+1)) &
	515	!$ACC COPYIN(zu(nzb:nzt+1)) &
	516	!$ACC COPYIN(dzu(1:nzt+1), dzw(1:nzt+1)) &
	517	!$ACC COPYIN(ddzu(1:nzt+1), dd2zu(1:nzt)) &
	518	!$ACC COPYIN(ddzw(1:nzt+1)) &
[3658]	519	!$ACC COPYIN(heatflux_output_conversion(nzb:nzt+1)) &
	520	!$ACC COPYIN(momentumflux_output_conversion(nzb:nzt+1)) &
[3634]	521	!$ACC COPYIN(rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt)) &
	522	!$ACC COPYIN(ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng)) &
	523	!$ACC COPYIN(ref_state(0:nz+1)) &
	524	!$ACC COPYIN(u_init(0:nz+1), v_init(0:nz+1)) &
	525	!$ACC COPYIN(u_stokes_zu(nzb:nzt+1), v_stokes_zu(nzb:nzt+1)) &
	526	!$ACC COPYIN(pt_init(0:nz+1)) &
	527	!$ACC COPYIN(ug(0:nz+1), vg(0:nz+1))
	528
[3761]	529	!
	530	!-- Copy data from control_parameters
[3634]	531	!$ACC DATA &
	532	!$ACC COPYIN(tsc(1:5))
	533
[3761]	534	!
[4472]	535	!-- Copy data from grid_variables
	536	!$ACC DATA &
	537	!$ACC COPYIN(ddx, ddy)
	538
	539	!
[3761]	540	!-- Copy data from indices
[3634]	541	!$ACC DATA &
[4111]	542	!$ACC COPYIN(advc_flags_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	543	!$ACC COPYIN(advc_flags_s(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4346]	544	!$ACC COPYIN(wall_flags_total_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
[3634]	545
[3761]	546	!
	547	!-- Copy data from surface_mod
[3634]	548	!$ACC DATA &
	549	!$ACC COPYIN(bc_h(0:1)) &
	550	!$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) &
	551	!$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) &
	552	!$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) &
	553	!$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) &
	554	!$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) &
	555	!$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns))
	556
[3761]	557	!
	558	!-- Copy data from statistics
[3634]	559	!$ACC DATA &
[3658]	560	!$ACC COPYIN(hom(0:nz+1,1:2,1:4,0)) &
[3634]	561	!$ACC COPYIN(rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions)) &
	562	!$ACC COPYIN(weight_substep(1:intermediate_timestep_count_max)) &
[3658]	563	!$ACC COPY(sums_l(nzb:nzt+1,1:pr_palm,0)) &
[3634]	564	!$ACC COPY(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	565	!$ACC COPY(sums_us2_ws_l(nzb:nzt+1,0)) &
	566	!$ACC COPY(sums_wsus_ws_l(nzb:nzt+1,0)) &
	567	!$ACC COPY(sums_vs2_ws_l(nzb:nzt+1,0)) &
	568	!$ACC COPY(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	569	!$ACC COPY(sums_ws2_ws_l(nzb:nzt+1,0)) &
	570	!$ACC COPY(sums_wspts_ws_l(nzb:nzt+1,0)) &
	571	!$ACC COPY(sums_wssas_ws_l(nzb:nzt+1,0)) &
	572	!$ACC COPY(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	573	!$ACC COPY(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
[4502]	574	!$ACC COPY(sums_wsqis_ws_l(nzb:nzt+1,0)) &
[3634]	575	!$ACC COPY(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	576	!$ACC COPY(sums_wsncs_ws_l(nzb:nzt+1,0)) &
[4502]	577	!$ACC COPY(sums_wsnis_ws_l(nzb:nzt+1,0)) &
[3634]	578	!$ACC COPY(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	579	!$ACC COPY(sums_wsss_ws_l(nzb:nzt+1,0)) &
	580	!$ACC COPY(sums_salsa_ws_l(nzb:nzt+1,0))
	581
[4472]	582	!
	583	!-- Next statement is to avoid compiler warnings about unused variables. Please
	584	!-- remove in case that you are using them. ddx and ddy need to be defined in
	585	!-- time_integration because of ACC COPYIN directive.
	586	ddx = ddx
	587	ddy = ddy
	588
[3761]	589	#if defined( _OPENACC )
[3658]	590	CALL enter_surface_arrays
	591	#endif
	592
[1]	593	!
[1918]	594	!-- At beginning determine the first time step
	595	CALL timestep
[4444]	596
	597	#if defined( __parallel )
[1764]	598	!
	599	!-- Synchronize the timestep in case of nested run.
	600	IF ( nested_run ) THEN
[1878]	601	!
	602	!-- Synchronization by unifying the time step.
	603	!-- Global minimum of all time-steps is used for all.
	604	CALL pmci_synchronize
[1764]	605	ENDIF
[4444]	606	#endif
[1764]	607
[1918]	608	!
	609	!-- Determine and print out the run control quantities before the first time
	610	!-- step of this run. For the initial run, some statistics (e.g. divergence)
[3004]	611	!-- need to be determined first --> CALL flow_statistics at the beginning of
	612	!-- run_control
[1]	613	CALL run_control
[108]	614	!
[4466]	615	!-- Data exchange between coupled models in case that a call has been omitted
[108]	616	!-- at the end of the previous run of a job chain.
[4564]	617	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
[108]	618	!
[4466]	619	!-- In case of model termination initiated by the local model the coupler
	620	!-- must not be called because this would again cause an MPI hang.
[1918]	621	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[108]	622	CALL surface_coupler
	623	time_coupling = time_coupling - dt_coupling
	624	ENDDO
[3761]	625	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling ) THEN
[348]	626	time_coupling = time_since_reference_point
	627	ENDIF
[108]	628	ENDIF
	629
[3885]	630	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'start' )
[3761]	631
[1]	632	!
	633	!-- Start of the time loop
[3761]	634	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. .NOT. terminate_run )
[1]	635
	636	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
[4444]	637
[1]	638	!
[4466]	639	!-- Determine ug, vg and w_subs in dependence on data from external file
[1241]	640	!-- LSF_DATA
[1365]	641	IF ( large_scale_forcing .AND. lsf_vert ) THEN
[1241]	642	CALL ls_forcing_vert ( simulated_time )
[1365]	643	sums_ls_l = 0.0_wp
[1241]	644	ENDIF
	645
	646	!
[4466]	647	!-- Set pt_init and q_init to the current profiles taken from
	648	!-- NUDGING_DATA
[1380]	649	IF ( nudging ) THEN
	650	CALL nudge_ref ( simulated_time )
	651	!
	652	!-- Store temperature gradient at the top boundary for possible Neumann
	653	!-- boundary condition
	654	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
	655	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
[3298]	656	IF ( air_chemistry ) THEN
[4511]	657	DO n = 1, nvar
	658	bc_cs_t_val = ( chem_species(n)%conc_pr_init(nzt+1) &
	659	- chem_species(n)%conc_pr_init(nzt) ) &
[3298]	660	/ dzu(nzt+1)
	661	ENDDO
	662	ENDIF
[3864]	663	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	664	DO ib = 1, nbins_aerosol
	665	bc_an_t_val = ( aerosol_number(ib)%init(nzt+1) - aerosol_number(ib)%init(nzt) ) / &
	666	dzu(nzt+1)
	667	DO ic = 1, ncomponents_mass
	668	icc = ( ic - 1 ) * nbins_aerosol + ib
	669	bc_am_t_val = ( aerosol_mass(icc)%init(nzt+1) - aerosol_mass(icc)%init(nzt) ) /&
	670	dzu(nzt+1)
	671	ENDDO
	672	ENDDO
	673	IF ( .NOT. salsa_gases_from_chem ) THEN
	674	DO ig = 1, ngases_salsa
	675	bc_gt_t_val = ( salsa_gas(ig)%init(nzt+1) - salsa_gas(ig)%init(nzt) ) / &
	676	dzu(nzt+1)
	677	ENDDO
	678	ENDIF
	679	ENDIF
[1380]	680	ENDIF
[2696]	681	!
[4466]	682	!-- Input of boundary data.
[4226]	683	IF ( nesting_offline ) CALL nesting_offl_input
[1380]	684	!
[4276]	685	!-- Execute all other module actions routines
[3684]	686	CALL module_interface_actions( 'before_timestep' )
[4466]	687
[4508]	688	!
[1]	689	!-- Start of intermediate step loop
	690	intermediate_timestep_count = 0
[3761]	691	DO WHILE ( intermediate_timestep_count < intermediate_timestep_count_max )
[1]	692
	693	intermediate_timestep_count = intermediate_timestep_count + 1
	694
	695	!
	696	!-- Set the steering factors for the prognostic equations which depend
	697	!-- on the timestep scheme
	698	CALL timestep_scheme_steering
	699
	700	!
[1128]	701	!-- Calculate those variables needed in the tendency terms which need
	702	!-- global communication
[3761]	703	IF ( .NOT. use_single_reference_value .AND. .NOT. use_initial_profile_as_reference ) &
	704	THEN
[1179]	705	!
	706	!-- Horizontally averaged profiles to be used as reference state in
	707	!-- buoyancy terms (WARNING: only the respective last call of
	708	!-- calc_mean_profile defines the reference state!)
[1365]	709	IF ( .NOT. neutral ) THEN
	710	CALL calc_mean_profile( pt, 4 )
	711	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
	712	ENDIF
[3294]	713	IF ( ocean_mode ) THEN
[2031]	714	CALL calc_mean_profile( rho_ocean, 64 )
[1365]	715	ref_state(:) = hom(:,1,64,0)
	716	ENDIF
	717	IF ( humidity ) THEN
	718	CALL calc_mean_profile( vpt, 44 )
	719	ref_state(:) = hom(:,1,44,0)
	720	ENDIF
[2617]	721	!
	722	!-- Assure that ref_state does not become zero at any level
[4466]	723	!-- ( might be the case if a vertical level is completely occupied
[2617]	724	!-- with topography ).
[3761]	725	ref_state = MERGE( MAXVAL(ref_state), ref_state, ref_state == 0.0_wp )
[1179]	726	ENDIF
	727
[3761]	728	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. intermediate_timestep_count == 1 ) &
	729	THEN
	730	CALL ws_statistics
	731	ENDIF
[1365]	732	!
	733	!-- In case of nudging calculate current nudging time scale and horizontal
[1380]	734	!-- means of u, v, pt and q
[1365]	735	IF ( nudging ) THEN
	736	CALL calc_tnudge( simulated_time )
	737	CALL calc_mean_profile( u, 1 )
	738	CALL calc_mean_profile( v, 2 )
	739	CALL calc_mean_profile( pt, 4 )
	740	CALL calc_mean_profile( q, 41 )
	741	ENDIF
[1128]	742	!
[3876]	743	!-- Execute all other module actions routunes
	744	CALL module_interface_actions( 'before_prognostic_equations' )
	745	!
[1]	746	!-- Solve the prognostic equations. A fast cache optimized version with
	747	!-- only one single loop is used in case of Piascek-Williams advection
	748	!-- scheme. NEC vector machines use a different version, because
	749	!-- in the other versions a good vectorization is prohibited due to
	750	!-- inlining problems.
[1019]	751	IF ( loop_optimization == 'cache' ) THEN
	752	CALL prognostic_equations_cache
	753	ELSEIF ( loop_optimization == 'vector' ) THEN
[63]	754	CALL prognostic_equations_vector
[1]	755	ENDIF
[4508]	756
[1]	757	!
[3159]	758	!-- Movement of agents in multi agent system
[3761]	759	IF ( agents_active .AND. time_since_reference_point >= multi_agent_system_start .AND. &
	760	time_since_reference_point <= multi_agent_system_end .AND. &
	761	intermediate_timestep_count == 1 ) &
	762	THEN
[3159]	763	CALL multi_agent_system
	764	first_call_mas = .FALSE.
	765	ENDIF
	766
	767	!
[1]	768	!-- Exchange of ghost points (lateral boundary conditions)
[2118]	769	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
[1113]	770
[2118]	771	CALL exchange_horiz( u_p, nbgp )
	772	CALL exchange_horiz( v_p, nbgp )
	773	CALL exchange_horiz( w_p, nbgp )
	774	CALL exchange_horiz( pt_p, nbgp )
	775	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
[3761]	776	IF ( rans_tke_e .OR. wang_kernel .OR. collision_turbulence &
[2696]	777	.OR. use_sgs_for_particles ) THEN
	778	IF ( rans_tke_e ) THEN
	779	CALL exchange_horiz( diss_p, nbgp )
	780	ELSE
	781	CALL exchange_horiz( diss, nbgp )
	782	ENDIF
	783	ENDIF
[3294]	784	IF ( ocean_mode ) THEN
[2118]	785	CALL exchange_horiz( sa_p, nbgp )
	786	CALL exchange_horiz( rho_ocean, nbgp )
	787	CALL exchange_horiz( prho, nbgp )
	788	ENDIF
	789	IF ( humidity ) THEN
	790	CALL exchange_horiz( q_p, nbgp )
[3274]	791	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	792	CALL exchange_horiz( qc_p, nbgp )
	793	CALL exchange_horiz( nc_p, nbgp )
	794	ENDIF
[3274]	795	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2118]	796	CALL exchange_horiz( qr_p, nbgp )
	797	CALL exchange_horiz( nr_p, nbgp )
[1053]	798	ENDIF
[4521]	799	IF ( bulk_cloud_model .AND. microphysics_ice_phase ) THEN
[4502]	800	CALL exchange_horiz( qi_p, nbgp )
	801	CALL exchange_horiz( ni_p, nbgp )
	802	ENDIF
[2118]	803	ENDIF
[2696]	804	IF ( passive_scalar ) CALL exchange_horiz( s_p, nbgp )
[3929]	805	IF ( air_chemistry ) THEN
[4511]	806	DO n = 1, nvar
	807	CALL exchange_horiz( chem_species(n)%conc_p, nbgp, &
	808	alternative_communicator = communicator_chem )
[4029]	809	ENDDO
	810	ENDIF
	811
	812	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	813	DO ib = 1, nbins_aerosol
[4508]	814	CALL exchange_horiz( aerosol_number(ib)%conc_p, nbgp, &
	815	alternative_communicator = communicator_salsa )
[4029]	816	DO ic = 1, ncomponents_mass
	817	icc = ( ic - 1 ) * nbins_aerosol + ib
[4508]	818	CALL exchange_horiz( aerosol_mass(icc)%conc_p, nbgp, &
	819	alternative_communicator = communicator_salsa )
[4029]	820	ENDDO
	821	ENDDO
	822	IF ( .NOT. salsa_gases_from_chem ) THEN
	823	DO ig = 1, ngases_salsa
[4508]	824	CALL exchange_horiz( salsa_gas(ig)%conc_p, nbgp, &
	825	alternative_communicator = communicator_salsa )
[4029]	826	ENDDO
	827	ENDIF
	828	ENDIF
[4508]	829
[4029]	830	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	831
[3929]	832	!
[4029]	833	!-- Boundary conditions for the prognostic quantities (except of the
[4281]	834	!-- velocities at the outflow in case of a non-cyclic lateral wall) and
	835	!-- boundary conditions for module-specific variables
[4268]	836	CALL module_interface_boundary_conditions
[4508]	837
[1]	838	!
[4047]	839	!-- Incrementing timestep counter
	840	timestep_count = timestep_count + 1
[73]	841
[4047]	842	CALL cpu_log( log_point(28), 'swap_timelevel', 'start' )
[2365]	843	!
[4047]	844	!-- Set the swap level for all modules
	845	CALL module_interface_swap_timelevel( MOD( timestep_count, 2) )
[4444]	846
	847	#if defined( __parallel )
[4047]	848	!
	849	!-- Set the swap level for steering the pmc data transfer
	850	IF ( nested_run ) CALL pmci_set_swaplevel( MOD( timestep_count, 2) + 1 ) !> @todo: why the +1 ?
[4444]	851	#endif
[4047]	852
	853	CALL cpu_log( log_point(28), 'swap_timelevel', 'stop' )
	854
[4444]	855	#if defined( __parallel )
[1764]	856	IF ( nested_run ) THEN
[1797]	857
[1764]	858	CALL cpu_log( log_point(60), 'nesting', 'start' )
[1762]	859	!
[1933]	860	!-- Domain nesting. The data transfer subroutines pmci_parent_datatrans
	861	!-- and pmci_child_datatrans are called inside the wrapper
[1797]	862	!-- subroutine pmci_datatrans according to the control parameters
	863	!-- nesting_mode and nesting_datatransfer_mode.
	864	!-- TO_DO: why is nesting_mode given as a parameter here?
	865	CALL pmci_datatrans( nesting_mode )
[1762]	866
[3761]	867	IF ( TRIM( nesting_mode ) == 'two-way' .OR. nesting_mode == 'vertical' ) THEN
[4029]	868
	869	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'start' )
[1762]	870	!
[1933]	871	!-- Exchange_horiz is needed for all parent-domains after the
[1764]	872	!-- anterpolation
	873	CALL exchange_horiz( u, nbgp )
	874	CALL exchange_horiz( v, nbgp )
	875	CALL exchange_horiz( w, nbgp )
[2174]	876	IF ( .NOT. neutral ) CALL exchange_horiz( pt, nbgp )
	877
	878	IF ( humidity ) THEN
	879
	880	CALL exchange_horiz( q, nbgp )
	881
[3274]	882	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	883	CALL exchange_horiz( qc, nbgp )
	884	CALL exchange_horiz( nc, nbgp )
	885	ENDIF
[3274]	886	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2174]	887	CALL exchange_horiz( qr, nbgp )
	888	CALL exchange_horiz( nr, nbgp )
	889	ENDIF
[4521]	890	IF ( bulk_cloud_model .AND. microphysics_ice_phase ) THEN
[4508]	891	CALL exchange_horiz( qi, nbgp )
	892	CALL exchange_horiz( ni, nbgp )
[4502]	893	ENDIF
[4508]	894
[2174]	895	ENDIF
	896
[4466]	897	IF ( passive_scalar ) CALL exchange_horiz( s, nbgp )
[3864]	898
[2174]	899	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
[2773]	900
[3761]	901	IF ( .NOT. constant_diffusion .AND. rans_mode .AND. rans_tke_e ) THEN
[2938]	902	CALL exchange_horiz( diss, nbgp )
[3761]	903	ENDIF
[2938]	904
[2773]	905	IF ( air_chemistry ) THEN
[3929]	906	DO n = 1, nvar
[4511]	907	CALL exchange_horiz( chem_species(n)%conc, nbgp, &
	908	alternative_communicator = communicator_chem )
[2773]	909	ENDDO
	910	ENDIF
	911
[3864]	912	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	913	DO ib = 1, nbins_aerosol
[4508]	914	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp, &
	915	alternative_communicator = communicator_salsa )
[3864]	916	DO ic = 1, ncomponents_mass
	917	icc = ( ic - 1 ) * nbins_aerosol + ib
[4508]	918	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp, &
	919	alternative_communicator = communicator_salsa )
[3864]	920	ENDDO
	921	ENDDO
	922	IF ( .NOT. salsa_gases_from_chem ) THEN
	923	DO ig = 1, ngases_salsa
[4508]	924	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp, &
	925	alternative_communicator = communicator_salsa )
[3864]	926	ENDDO
	927	ENDIF
	928	ENDIF
[4029]	929	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'stop' )
[3864]	930
[1762]	931	ENDIF
[4029]	932
[1762]	933	!
[2311]	934	!-- Set boundary conditions again after interpolation and anterpolation.
	935	CALL pmci_boundary_conds
[1764]	936
	937	CALL cpu_log( log_point(60), 'nesting', 'stop' )
	938
[1762]	939	ENDIF
[4444]	940	#endif
[1762]	941
	942	!
[1]	943	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
	944	!-- when a sloping surface is used
	945	IF ( sloping_surface ) THEN
[3761]	946	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - pt_slope_offset
	947	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + pt_slope_offset
[1]	948	ENDIF
	949
	950	!
[4565]	951	!-- Increase temperature pt(0) according to pt_surface_heating_rate (convert from K/h to K/s)
	952	IF ( pt_surface_heating_rate /= 0.0_wp ) THEN
	953	pt(0,:,:) = pt_surface + pt_surface_initial_change + &
	954	time_since_reference_point * pt_surface_heating_rate / 3600.0_wp
	955	ENDIF
	956
	957	!
[151]	958	!-- Impose a turbulent inflow using the recycling method
[3719]	959	IF ( turbulent_inflow ) CALL inflow_turbulence
[151]	960
	961	!
[2050]	962	!-- Set values at outflow boundary using the special outflow condition
[3719]	963	IF ( turbulent_outflow ) CALL outflow_turbulence
[2050]	964
	965	!
[1]	966	!-- Impose a random perturbation on the horizontal velocity field
[3761]	967	IF ( create_disturbances .AND. ( call_psolver_at_all_substeps .AND. &
	968	intermediate_timestep_count == intermediate_timestep_count_max ) &
	969	.OR. ( .NOT. call_psolver_at_all_substeps .AND. intermediate_timestep_count == 1 ) ) &
[1]	970	THEN
	971	time_disturb = time_disturb + dt_3d
	972	IF ( time_disturb >= dt_disturb ) THEN
[3761]	973	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
[1736]	974	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
[2232]	975	CALL disturb_field( 'u', tend, u )
	976	CALL disturb_field( 'v', tend, v )
[3761]	977	ELSEIF ( ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) &
	978	.AND. .NOT. child_domain .AND. .NOT. nesting_offline ) &
[3182]	979	THEN
[1]	980	!
	981	!-- Runs with a non-cyclic lateral wall need perturbations
	982	!-- near the inflow throughout the whole simulation
	983	dist_range = 1
[2232]	984	CALL disturb_field( 'u', tend, u )
	985	CALL disturb_field( 'v', tend, v )
[1]	986	dist_range = 0
	987	ENDIF
	988	time_disturb = time_disturb - dt_disturb
	989	ENDIF
	990	ENDIF
	991
	992	!
[4466]	993	!-- Map forcing data derived from larger scale model onto domain
[4226]	994	!-- boundaries. Further, update geostrophic wind components.
[3761]	995	IF ( nesting_offline .AND. intermediate_timestep_count == &
[4226]	996	intermediate_timestep_count_max ) THEN
[4466]	997	!-- Determine interpolation factor before boundary conditions and geostrophic wind
[4226]	998	!-- is updated.
	999	CALL nesting_offl_interpolation_factor
[3347]	1000	CALL nesting_offl_bc
[4226]	1001	CALL nesting_offl_geostrophic_wind
	1002	ENDIF
[2938]	1003	!
[4022]	1004	!-- Impose a turbulent inflow using synthetic generated turbulence.
	1005	IF ( use_syn_turb_gen .AND. &
	1006	intermediate_timestep_count == intermediate_timestep_count_max ) THEN
[3719]	1007	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
[3347]	1008	CALL stg_main
[3719]	1009	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
[2696]	1010	ENDIF
	1011	!
[3347]	1012	!-- Ensure mass conservation. This need to be done after imposing
	1013	!-- synthetic turbulence and top boundary condition for pressure is set to
[4466]	1014	!-- Neumann conditions.
[3347]	1015	!-- Is this also required in case of Dirichlet?
	1016	IF ( nesting_offline ) CALL nesting_offl_mass_conservation
	1017	!
[1]	1018	!-- Reduce the velocity divergence via the equation for perturbation
	1019	!-- pressure.
[4564]	1020	IF ( intermediate_timestep_count == 1 .OR. call_psolver_at_all_substeps ) THEN
[2365]	1021
[4444]	1022	#if defined( __parallel )
[2365]	1023	!
[4564]	1024	!-- Mass (volume) flux correction to ensure global mass conservation for child domains.
	1025	IF ( child_domain ) THEN
	1026	IF ( nesting_mode == 'vertical' ) THEN
	1027	CALL pmci_ensure_nest_mass_conservation_vertical
	1028	ELSE
	1029	CALL pmci_ensure_nest_mass_conservation
[4010]	1030	ENDIF
[4564]	1031	ENDIF
[4444]	1032	#endif
[4564]	1033	CALL pres
[2365]	1034
[1]	1035	ENDIF
[4275]	1036	!
	1037	!-- Particle transport/physics with the Lagrangian particle model
	1038	!-- (only once during intermediate steps, because it uses an Euler-step)
	1039	!-- ### particle model should be moved before prognostic_equations, in order
	1040	!-- to regard droplet interactions directly
[1]	1041
[4276]	1042	CALL module_interface_actions( 'after_pressure_solver' )
[1]	1043	!
[4275]	1044	!-- Interaction of droplets with temperature and mixing ratio.
	1045	!-- Droplet condensation and evaporation is calculated within
	1046	!-- advec_particles.
	1047	!
[1]	1048	!-- If required, compute liquid water content
[3274]	1049	IF ( bulk_cloud_model ) THEN
[1015]	1050	CALL calc_liquid_water_content
	1051	ENDIF
[2174]	1052	!
[4466]	1053	!-- If required, compute virtual potential temperature
	1054	IF ( humidity ) THEN
	1055	CALL compute_vpt
	1056	ENDIF
[1585]	1057
[1]	1058	!
	1059	!-- Compute the diffusion quantities
	1060	IF ( .NOT. constant_diffusion ) THEN
	1061
	1062	!
[4466]	1063	!-- Determine surface fluxes shf and qsws and surface values
	1064	!-- pt_surface and q_surface in dependence on data from external
[1276]	1065	!-- file LSF_DATA respectively
[3761]	1066	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
	1067	intermediate_timestep_count == intermediate_timestep_count_max ) &
[1276]	1068	THEN
[2320]	1069	CALL ls_forcing_surf( simulated_time )
[1276]	1070	ENDIF
	1071
	1072	!
[4466]	1073	!-- First the vertical (and horizontal) fluxes in the surface
[2232]	1074	!-- (constant flux) layer are computed
[1691]	1075	IF ( constant_flux_layer ) THEN
	1076	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
	1077	CALL surface_layer_fluxes
	1078	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
[1]	1079	ENDIF
	1080	!
[4466]	1081	!-- If required, solve the energy balance for the surface and run soil
[2232]	1082	!-- model. Call for horizontal as well as vertical surfaces
[2696]	1083	IF ( land_surface .AND. time_since_reference_point >= skip_time_do_lsm) THEN
[1691]	1084
	1085	CALL cpu_log( log_point(54), 'land_surface', 'start' )
[2232]	1086	!
	1087	!-- Call for horizontal upward-facing surfaces
	1088	CALL lsm_energy_balance( .TRUE., -1 )
[2299]	1089	CALL lsm_soil_model( .TRUE., -1, .TRUE. )
[2232]	1090	!
	1091	!-- Call for northward-facing surfaces
	1092	CALL lsm_energy_balance( .FALSE., 0 )
[2299]	1093	CALL lsm_soil_model( .FALSE., 0, .TRUE. )
[2232]	1094	!
	1095	!-- Call for southward-facing surfaces
	1096	CALL lsm_energy_balance( .FALSE., 1 )
[2299]	1097	CALL lsm_soil_model( .FALSE., 1, .TRUE. )
[2232]	1098	!
	1099	!-- Call for eastward-facing surfaces
	1100	CALL lsm_energy_balance( .FALSE., 2 )
[2299]	1101	CALL lsm_soil_model( .FALSE., 2, .TRUE. )
[2232]	1102	!
	1103	!-- Call for westward-facing surfaces
	1104	CALL lsm_energy_balance( .FALSE., 3 )
[2299]	1105	CALL lsm_soil_model( .FALSE., 3, .TRUE. )
[4268]	1106
[2696]	1107	!
	1108	!-- At the end, set boundary conditons for potential temperature
[4466]	1109	!-- and humidity after running the land-surface model. This
[2696]	1110	!-- might be important for the nesting, where arrays are transfered.
	1111	CALL lsm_boundary_condition
[2232]	1112
[4268]	1113
[1691]	1114	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
	1115	ENDIF
	1116	!
[4466]	1117	!-- If required, solve the energy balance for urban surfaces and run
[2007]	1118	!-- the material heat model
	1119	IF (urban_surface) THEN
	1120	CALL cpu_log( log_point(74), 'urban_surface', 'start' )
[4268]	1121
[3418]	1122	CALL usm_surface_energy_balance( .FALSE. )
[2007]	1123	IF ( usm_material_model ) THEN
[2696]	1124	CALL usm_green_heat_model
[3418]	1125	CALL usm_material_heat_model ( .FALSE. )
[2007]	1126	ENDIF
[2696]	1127
	1128	!
	1129	!-- At the end, set boundary conditons for potential temperature
[4466]	1130	!-- and humidity after running the urban-surface model. This
[2696]	1131	!-- might be important for the nesting, where arrays are transfered.
	1132	CALL usm_boundary_condition
	1133
[2007]	1134	CALL cpu_log( log_point(74), 'urban_surface', 'stop' )
	1135	ENDIF
	1136	!
[1]	1137	!-- Compute the diffusion coefficients
	1138	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
[75]	1139	IF ( .NOT. humidity ) THEN
[3294]	1140	IF ( ocean_mode ) THEN
[2696]	1141	CALL tcm_diffusivities( prho, prho_reference )
[97]	1142	ELSE
[2696]	1143	CALL tcm_diffusivities( pt, pt_reference )
[97]	1144	ENDIF
[1]	1145	ELSE
[2696]	1146	CALL tcm_diffusivities( vpt, pt_reference )
[1]	1147	ENDIF
	1148	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
[4444]	1149
[1]	1150	ENDIF
	1151
	1152	ENDDO ! Intermediate step loop
[3634]	1153
[1]	1154	!
[3634]	1155	!-- Will be used at some point by flow_statistics.
[3658]	1156	!$ACC UPDATE &
[3634]	1157	!$ACC HOST(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	1158	!$ACC HOST(sums_us2_ws_l(nzb:nzt+1,0)) &
	1159	!$ACC HOST(sums_wsus_ws_l(nzb:nzt+1,0)) &
	1160	!$ACC HOST(sums_vs2_ws_l(nzb:nzt+1,0)) &
	1161	!$ACC HOST(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	1162	!$ACC HOST(sums_ws2_ws_l(nzb:nzt+1,0)) &
	1163	!$ACC HOST(sums_wspts_ws_l(nzb:nzt+1,0)) &
	1164	!$ACC HOST(sums_wssas_ws_l(nzb:nzt+1,0)) &
	1165	!$ACC HOST(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	1166	!$ACC HOST(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
[4502]	1167	!$ACC HOST(sums_wsqis_ws_l(nzb:nzt+1,0)) &
[3634]	1168	!$ACC HOST(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	1169	!$ACC HOST(sums_wsncs_ws_l(nzb:nzt+1,0)) &
[4502]	1170	!$ACC HOST(sums_wsnis_ws_l(nzb:nzt+1,0)) &
[3634]	1171	!$ACC HOST(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	1172	!$ACC HOST(sums_wsss_ws_l(nzb:nzt+1,0)) &
	1173	!$ACC HOST(sums_salsa_ws_l(nzb:nzt+1,0))
	1174
	1175	!
[4064]	1176	!-- If required, calculate radiative fluxes and heating rates
	1177	IF ( radiation .AND. time_since_reference_point > skip_time_do_radiation ) THEN
	1178
	1179	time_radiation = time_radiation + dt_3d
	1180
	1181	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) THEN
	1182
	1183	CALL cpu_log( log_point(50), 'radiation', 'start' )
	1184
	1185	IF ( .NOT. force_radiation_call ) THEN
	1186	time_radiation = time_radiation - dt_radiation
	1187	ENDIF
	1188
	1189	!
	1190	!-- Adjust the current time to the time step of the radiation model.
[4466]	1191	!-- Needed since radiation is pre-calculated and stored only on apparent
[4064]	1192	!-- solar positions
	1193	time_since_reference_point_save = time_since_reference_point
	1194	time_since_reference_point = REAL( FLOOR( time_since_reference_point / &
	1195	dt_radiation ), wp ) * dt_radiation
	1196
	1197	CALL radiation_control
	1198
	1199	IF ( ( urban_surface .OR. land_surface ) .AND. radiation_interactions ) THEN
	1200	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'start' )
	1201	CALL radiation_interaction
	1202	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'stop' )
	1203	ENDIF
[4466]	1204
[4064]	1205	!
	1206	!-- Return the current time to its original value
	1207	time_since_reference_point = time_since_reference_point_save
	1208
	1209	CALL cpu_log( log_point(50), 'radiation', 'stop' )
	1210
	1211	ENDIF
	1212	ENDIF
	1213
[4466]	1214
[4064]	1215	!
[4403]	1216	!-- 20200203 (ECC)
	1217	!-- allows for emission update mode in legacy mode as well as on-demand mode
	1218	!-- note that under on-demand mode emission update is no longer restricted to
	1219	!-- an hourly frequency, but whenever the simulation time corresponds to an
	1220	!-- inrement in emission timestamp value
	1221
[3298]	1222	!
[4403]	1223	!-- If required, consider chemical emissions
	1224
	1225	IF ( air_chemistry .AND. emissions_anthropogenic ) THEN
	1226
	1227	IF ( emiss_read_legacy_mode ) THEN
	1228	!
	1229	!-- get hourly index and updates emission data when the hour is passed
	1230
	1231	CALL get_date_time( time_since_reference_point, hour=hour )
	1232
	1233	IF ( hour_call_emis /= hour ) THEN
	1234
	1235	CALL chem_emissions_setup( chem_emis_att, chem_emis, n_matched_vars )
	1236	hour_call_emis = hour
	1237
	1238	ENDIF
	1239
	1240	ELSE
	1241
	1242	CALL chem_emissions_update_on_demand
	1243
[3298]	1244	ENDIF
[4403]	1245
[2766]	1246	ENDIF
[4403]	1247
	1248
[3864]	1249	!
	1250	!-- If required, consider aerosol emissions for the salsa model
	1251	IF ( salsa ) THEN
	1252	!
	1253	!-- Call emission routine to update emissions if needed
	1254	CALL salsa_emission_update
[3569]	1255
[3864]	1256	ENDIF
[2696]	1257	!
[3469]	1258	!-- If required, calculate indoor temperature, waste heat, heat flux
	1259	!-- through wall, etc.
[3744]	1260	!-- dt_indoor steers the frequency of the indoor model calculations.
	1261	!-- Note, at first timestep indoor model is called, in order to provide
[4466]	1262	!-- a waste heat flux.
[3647]	1263	IF ( indoor_model ) THEN
[3469]	1264
	1265	time_indoor = time_indoor + dt_3d
	1266
[3761]	1267	IF ( time_indoor >= dt_indoor .OR. current_timestep_number == 0 ) THEN
[3469]	1268
	1269	time_indoor = time_indoor - dt_indoor
	1270
	1271	CALL cpu_log( log_point(76), 'indoor_model', 'start' )
	1272	CALL im_main_heatcool
	1273	CALL cpu_log( log_point(76), 'indoor_model', 'stop' )
	1274
	1275	ENDIF
	1276	ENDIF
	1277	!
[1]	1278	!-- Increase simulation time and output times
[1111]	1279	nr_timesteps_this_run = nr_timesteps_this_run + 1
[291]	1280	current_timestep_number = current_timestep_number + 1
	1281	simulated_time = simulated_time + dt_3d
	1282	time_since_reference_point = simulated_time - coupling_start_time
[2941]	1283	simulated_time_chr = time_to_string( time_since_reference_point )
[291]	1284
[1957]	1285
[3646]	1286	IF ( time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1287	time_do_av = time_do_av + dt_3d
	1288	ENDIF
[3646]	1289	IF ( time_since_reference_point >= skip_time_do2d_xy ) THEN
[1]	1290	time_do2d_xy = time_do2d_xy + dt_3d
	1291	ENDIF
[3646]	1292	IF ( time_since_reference_point >= skip_time_do2d_xz ) THEN
[1]	1293	time_do2d_xz = time_do2d_xz + dt_3d
	1294	ENDIF
[3646]	1295	IF ( time_since_reference_point >= skip_time_do2d_yz ) THEN
[1]	1296	time_do2d_yz = time_do2d_yz + dt_3d
	1297	ENDIF
[3646]	1298	IF ( time_since_reference_point >= skip_time_do3d ) THEN
[1]	1299	time_do3d = time_do3d + dt_3d
	1300	ENDIF
[410]	1301	DO mid = 1, masks
[3646]	1302	IF ( time_since_reference_point >= skip_time_domask(mid) ) THEN
[410]	1303	time_domask(mid)= time_domask(mid) + dt_3d
	1304	ENDIF
	1305	ENDDO
[3646]	1306	IF ( time_since_reference_point >= skip_time_dosp ) THEN
[1]	1307	time_dosp = time_dosp + dt_3d
	1308	ENDIF
	1309	time_dots = time_dots + dt_3d
[849]	1310	IF ( .NOT. first_call_lpm ) THEN
[1]	1311	time_dopts = time_dopts + dt_3d
	1312	ENDIF
[3646]	1313	IF ( time_since_reference_point >= skip_time_dopr ) THEN
[1]	1314	time_dopr = time_dopr + dt_3d
	1315	ENDIF
[3467]	1316	time_dopr_listing = time_dopr_listing + dt_3d
[1]	1317	time_run_control = time_run_control + dt_3d
[3347]	1318	!
[3421]	1319	!-- Increment time-counter for surface output
[3648]	1320	IF ( surface_output ) THEN
[3646]	1321	IF ( time_since_reference_point >= skip_time_dosurf ) THEN
[3421]	1322	time_dosurf = time_dosurf + dt_3d
	1323	ENDIF
[3646]	1324	IF ( time_since_reference_point >= skip_time_dosurf_av ) THEN
[3421]	1325	time_dosurf_av = time_dosurf_av + dt_3d
	1326	ENDIF
	1327	ENDIF
	1328	!
[3988]	1329	!-- Increment time-counter for virtual measurements
	1330	IF ( virtual_measurement .AND. vm_time_start <= time_since_reference_point ) THEN
	1331	time_virtual_measurement = time_virtual_measurement + dt_3d
	1332	ENDIF
[4466]	1333
[3988]	1334	!
[4420]	1335	!-- Increment time-counter for wind turbine data output
	1336	IF ( wind_turbine ) THEN
	1337	time_wtm = time_wtm + dt_3d
	1338	ENDIF
[4466]	1339
[4420]	1340	!
[3347]	1341	!-- In case of synthetic turbulence generation and parametrized turbulence
[4466]	1342	!-- information, update the time counter and if required, adjust the
[3347]	1343	!-- STG to new atmospheric conditions.
	1344	IF ( use_syn_turb_gen ) THEN
	1345	IF ( parametrize_inflow_turbulence ) THEN
	1346	time_stg_adjust = time_stg_adjust + dt_3d
[3719]	1347	IF ( time_stg_adjust >= dt_stg_adjust ) THEN
	1348	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
	1349	CALL stg_adjust
	1350	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
	1351	ENDIF
[3347]	1352	ENDIF
	1353	time_stg_call = time_stg_call + dt_3d
	1354	ENDIF
[1]	1355
	1356	!
[102]	1357	!-- Data exchange between coupled models
[4564]	1358	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
[102]	1359	time_coupling = time_coupling + dt_3d
[343]	1360
[108]	1361	!
[4466]	1362	!-- In case of model termination initiated by the local model
	1363	!-- (terminate_coupled > 0), the coupler must be skipped because it would
[108]	1364	!-- cause an MPI intercomminucation hang.
[4466]	1365	!-- If necessary, the coupler will be called at the beginning of the
[108]	1366	!-- next restart run.
[3761]	1367	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[102]	1368	CALL surface_coupler
	1369	time_coupling = time_coupling - dt_coupling
	1370	ENDDO
	1371	ENDIF
	1372
	1373	!
[3448]	1374	!-- Biometeorology calculation of stationary thermal indices
[3647]	1375	!-- Todo (kanani): biometeorology needs own time_... treatment.
	1376	!-- It might be that time_do2d_xy differs from time_do3d,
	1377	!-- and then we might get trouble with the biomet output,
	1378	!-- because we can have 2d and/or 3d biomet output!!
[3761]	1379	IF ( biometeorology &
	1380	.AND. ( ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) &
	1381	.OR. &
	1382	( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) &
[3647]	1383	) ) THEN
[3569]	1384	!
	1385	!-- If required, do thermal comfort calculations
	1386	IF ( thermal_comfort ) THEN
	1387	CALL bio_calculate_thermal_index_maps ( .FALSE. )
	1388	ENDIF
	1389	!
	1390	!-- If required, do UV exposure calculations
	1391	IF ( uv_exposure ) THEN
[4126]	1392	CALL bio_calculate_uv_exposure
[3569]	1393	ENDIF
[3448]	1394	ENDIF
	1395
	1396	!
[3684]	1397	!-- Execute alle other module actions routunes
	1398	CALL module_interface_actions( 'after_integration' )
[2817]	1399
	1400	!
[1]	1401	!-- If Galilei transformation is used, determine the distance that the
	1402	!-- model has moved so far
	1403	IF ( galilei_transformation ) THEN
	1404	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
	1405	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
	1406	ENDIF
	1407
	1408	!
	1409	!-- Check, if restart is necessary (because cpu-time is expiring or
	1410	!-- because it is forced by user) and set stop flag
[108]	1411	!-- This call is skipped if the remote model has already initiated a restart.
	1412	IF ( .NOT. terminate_run ) CALL check_for_restart
[1]	1413
	1414	!
	1415	!-- Carry out statistical analysis and output at the requested output times.
	1416	!-- The MOD function is used for calculating the output time counters (like
	1417	!-- time_dopr) in order to regard a possible decrease of the output time
	1418	!-- interval in case of restart runs
	1419
	1420	!
	1421	!-- Set a flag indicating that so far no statistics have been created
	1422	!-- for this time step
	1423	flow_statistics_called = .FALSE.
	1424
	1425	!
	1426	!-- If required, call flow_statistics for averaging in time
[3761]	1427	IF ( averaging_interval_pr /= 0.0_wp .AND. &
	1428	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
[3646]	1429	time_since_reference_point >= skip_time_dopr ) THEN
[1]	1430	time_dopr_av = time_dopr_av + dt_3d
	1431	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
	1432	do_sum = .TRUE.
[3761]	1433	time_dopr_av = MOD( time_dopr_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1434	ENDIF
	1435	ENDIF
	1436	IF ( do_sum ) CALL flow_statistics
	1437
	1438	!
[410]	1439	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
[3761]	1440	IF ( averaging_interval /= 0.0_wp .AND. &
	1441	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
	1442	time_since_reference_point >= skip_time_data_output_av ) &
[1]	1443	THEN
	1444	time_do_sla = time_do_sla + dt_3d
	1445	IF ( time_do_sla >= dt_averaging_input ) THEN
[3994]	1446	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1447	CALL doq_calculate
[3994]	1448
[1]	1449	CALL sum_up_3d_data
	1450	average_count_3d = average_count_3d + 1
	1451	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
	1452	ENDIF
	1453	ENDIF
[3421]	1454	!
	1455	!-- Average surface data
[3648]	1456	IF ( surface_output ) THEN
[3761]	1457	IF ( averaging_interval_surf /= 0.0_wp &
	1458	.AND. ( dt_dosurf_av - time_dosurf_av ) <= averaging_interval_surf &
[3647]	1459	.AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[4466]	1460	IF ( time_dosurf_av >= dt_averaging_input ) THEN
[3648]	1461	CALL surface_data_output_averaging
[3421]	1462	average_count_surf = average_count_surf + 1
	1463	ENDIF
	1464	ENDIF
	1465	ENDIF
[1]	1466
	1467	!
	1468	!-- Calculate spectra for time averaging
[3761]	1469	IF ( averaging_interval_sp /= 0.0_wp .AND. ( dt_dosp - time_dosp ) <= averaging_interval_sp&
	1470	.AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1471	time_dosp_av = time_dosp_av + dt_3d
	1472	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
	1473	CALL calc_spectra
[3761]	1474	time_dosp_av = MOD( time_dosp_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1475	ENDIF
	1476	ENDIF
	1477
	1478	!
[1957]	1479	!-- Call flight module and output data
	1480	IF ( virtual_flight ) THEN
	1481	CALL flight_measurement
	1482	CALL data_output_flight
	1483	ENDIF
[3472]	1484	!
	1485	!-- Take virtual measurements
[3988]	1486	IF ( virtual_measurement .AND. time_virtual_measurement >= dt_virtual_measurement &
	1487	.AND. vm_time_start <= time_since_reference_point ) THEN
[3704]	1488	CALL vm_sampling
	1489	CALL vm_data_output
[3988]	1490	time_virtual_measurement = MOD( time_virtual_measurement, &
	1491	MAX( dt_virtual_measurement, dt_3d ) )
[3704]	1492	ENDIF
[4466]	1493
[1957]	1494	!
[4420]	1495	!-- Output wind turbine data
	1496	IF ( wind_turbine .AND. time_wtm >= dt_data_output_wtm ) THEN
	1497	CALL wtm_data_output
	1498	time_wtm = MOD( time_wtm, MAX( dt_data_output_wtm, dt_3d ) )
	1499	ENDIF
[4466]	1500
[4420]	1501	!
[1]	1502	!-- Profile output (ASCII) on file
	1503	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
	1504	CALL print_1d
[3761]	1505	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, dt_3d ) )
[1]	1506	ENDIF
	1507
	1508	!
	1509	!-- Graphic output for PROFIL
[3761]	1510	IF ( time_dopr >= dt_dopr .AND. time_since_reference_point >= skip_time_dopr ) THEN
[1]	1511	IF ( dopr_n /= 0 ) CALL data_output_profiles
	1512	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
[1342]	1513	time_dopr_av = 0.0_wp ! due to averaging (see above)
[1]	1514	ENDIF
	1515
	1516	!
	1517	!-- Graphic output for time series
	1518	IF ( time_dots >= dt_dots ) THEN
[48]	1519	CALL data_output_tseries
[1]	1520	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
	1521	ENDIF
	1522
	1523	!
	1524	!-- Output of spectra (formatted for use with PROFIL), in case of no
	1525	!-- time averaging, spectra has to be calculated before
[3761]	1526	IF ( time_dosp >= dt_dosp .AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1527	IF ( average_count_sp == 0 ) CALL calc_spectra
	1528	CALL data_output_spectra
	1529	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
	1530	ENDIF
	1531
	1532	!
	1533	!-- 2d-data output (cross-sections)
[3761]	1534	IF ( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) THEN
[3994]	1535	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1536	CALL doq_calculate
[3994]	1537
[1]	1538	CALL data_output_2d( 'xy', 0 )
	1539	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
	1540	ENDIF
[3761]	1541	IF ( time_do2d_xz >= dt_do2d_xz .AND. time_since_reference_point >= skip_time_do2d_xz ) THEN
[3994]	1542	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
	1543
[4039]	1544	CALL doq_calculate
[1]	1545	CALL data_output_2d( 'xz', 0 )
	1546	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
	1547	ENDIF
[3761]	1548	IF ( time_do2d_yz >= dt_do2d_yz .AND. time_since_reference_point >= skip_time_do2d_yz ) THEN
[3994]	1549	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1550	CALL doq_calculate
[3994]	1551
[1]	1552	CALL data_output_2d( 'yz', 0 )
	1553	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
	1554	ENDIF
	1555
	1556	!
	1557	!-- 3d-data output (volume data)
[3761]	1558	IF ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) THEN
[3994]	1559	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1560	CALL doq_calculate
[3994]	1561
[1]	1562	CALL data_output_3d( 0 )
	1563	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
	1564	ENDIF
	1565
	1566	!
[1783]	1567	!-- Masked data output
[410]	1568	DO mid = 1, masks
[3761]	1569	IF ( time_domask(mid) >= dt_domask(mid) &
	1570	.AND. time_since_reference_point >= skip_time_domask(mid) ) THEN
[3994]	1571	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1572	CALL doq_calculate
[3994]	1573
[4069]	1574	CALL data_output_mask( 0, mid )
[3761]	1575	time_domask(mid) = MOD( time_domask(mid), MAX( dt_domask(mid), dt_3d ) )
[410]	1576	ENDIF
	1577	ENDDO
	1578
	1579	!
	1580	!-- Output of time-averaged 2d/3d/masked data
[3761]	1581	IF ( time_do_av >= dt_data_output_av &
	1582	.AND. time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1583	CALL average_3d_data
[3742]	1584	!
	1585	!-- Udate thermal comfort indices based on updated averaged input
	1586	IF ( biometeorology .AND. thermal_comfort ) THEN
	1587	CALL bio_calculate_thermal_index_maps ( .TRUE. )
	1588	ENDIF
[1]	1589	CALL data_output_2d( 'xy', 1 )
	1590	CALL data_output_2d( 'xz', 1 )
	1591	CALL data_output_2d( 'yz', 1 )
	1592	CALL data_output_3d( 1 )
[410]	1593	DO mid = 1, masks
[4069]	1594	CALL data_output_mask( 1, mid )
[410]	1595	ENDDO
[1]	1596	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
	1597	ENDIF
[3421]	1598	!
	1599	!-- Output of surface data, instantaneous and averaged data
[3648]	1600	IF ( surface_output ) THEN
[3761]	1601	IF ( time_dosurf >= dt_dosurf .AND. time_since_reference_point >= skip_time_dosurf ) THEN
[3648]	1602	CALL surface_data_output( 0 )
[3421]	1603	time_dosurf = MOD( time_dosurf, MAX( dt_dosurf, dt_3d ) )
	1604	ENDIF
[3761]	1605	IF ( time_dosurf_av >= dt_dosurf_av .AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[3648]	1606	CALL surface_data_output( 1 )
[3421]	1607	time_dosurf_av = MOD( time_dosurf_av, MAX( dt_dosurf_av, dt_3d ) )
	1608	ENDIF
	1609	ENDIF
[1]	1610
	1611	!
	1612	!-- Output of particle time series
[253]	1613	IF ( particle_advection ) THEN
[3761]	1614	IF ( time_dopts >= dt_dopts .OR. &
	1615	( time_since_reference_point >= particle_advection_start .AND. &
[849]	1616	first_call_lpm ) ) THEN
[4017]	1617	CALL lpm_data_output_ptseries
[253]	1618	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
	1619	ENDIF
[1]	1620	ENDIF
	1621
	1622	!
[3719]	1623	!-- If required, set the heat flux for the next time step to a random value
[2232]	1624	IF ( constant_heatflux .AND. random_heatflux ) THEN
[3719]	1625	IF ( surf_def_h(0)%ns >= 1 ) THEN
	1626	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1627	CALL disturb_heatflux( surf_def_h(0) )
	1628	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1629	ENDIF
	1630	IF ( surf_lsm_h%ns >= 1 ) THEN
	1631	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1632	CALL disturb_heatflux( surf_lsm_h )
	1633	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1634	ENDIF
	1635	IF ( surf_usm_h%ns >= 1 ) THEN
	1636	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1637	CALL disturb_heatflux( surf_usm_h )
	1638	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1639	ENDIF
[2232]	1640	ENDIF
[1]	1641
	1642	!
[3684]	1643	!-- Execute alle other module actions routunes
	1644	CALL module_interface_actions( 'after_timestep' )
[2817]	1645
	1646	!
[1918]	1647	!-- Determine size of next time step. Save timestep dt_3d because it is
	1648	!-- newly calculated in routine timestep, but required further below for
	1649	!-- steering the run control output interval
	1650	dt_3d_old = dt_3d
	1651	CALL timestep
	1652
[4444]	1653	#if defined( __parallel )
[1918]	1654	!
[1925]	1655	!-- Synchronize the timestep in case of nested run.
	1656	IF ( nested_run ) THEN
	1657	!
	1658	!-- Synchronize by unifying the time step.
	1659	!-- Global minimum of all time-steps is used for all.
	1660	CALL pmci_synchronize
	1661	ENDIF
[4444]	1662	#endif
[1925]	1663
	1664	!
[1918]	1665	!-- Computation and output of run control parameters.
	1666	!-- This is also done whenever perturbations have been imposed
[3761]	1667	IF ( time_run_control >= dt_run_control .OR. &
	1668	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
[1918]	1669	THEN
	1670	CALL run_control
	1671	IF ( time_run_control >= dt_run_control ) THEN
[3761]	1672	time_run_control = MOD( time_run_control, MAX( dt_run_control, dt_3d_old ) )
[1918]	1673	ENDIF
	1674	ENDIF
	1675
	1676	!
[1402]	1677	!-- Output elapsed simulated time in form of a progress bar on stdout
	1678	IF ( myid == 0 ) CALL output_progress_bar
	1679
[1]	1680	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
	1681
[667]	1682
[1]	1683	ENDDO ! time loop
[3448]	1684
[3761]	1685	#if defined( _OPENACC )
[3658]	1686	CALL exit_surface_arrays
	1687	#endif
[3634]	1688	!$ACC END DATA
	1689	!$ACC END DATA
	1690	!$ACC END DATA
	1691	!$ACC END DATA
	1692	!$ACC END DATA
	1693	!$ACC END DATA
	1694	!$ACC END DATA
[4472]	1695	!$ACC END DATA
[3634]	1696
[1402]	1697	IF ( myid == 0 ) CALL finish_progress_bar
	1698
[3885]	1699	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'finished' )
[1384]	1700
[1]	1701	END SUBROUTINE time_integration

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