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source: palm/trunk/SOURCE/time_integration.f90 @ 4218

Last change on this file since 4218 was 4182, checked in by scharf, 5 years ago
corrected "Former revisions" section minor formatting in "Former revisions" section added "Author" section
Property svn:keywords set to `Id`
File size: 68.6 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	!
[3647]	17	! Copyright 1997-2019 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 4182 2019-08-22 15:20:23Z knoop $
[4182]	27	! Corrected "Former revisions" section
	28	!
	29	! 4170 2019-08-19 17:12:31Z gronemeier
[4170]	30	! copy diss, diss_p, tdiss_m to GPU
	31	!
	32	! 4144 2019-08-06 09:11:47Z raasch
[4144]	33	! relational operators .EQ., .NE., etc. replaced by ==, /=, etc.
	34	!
	35	! 4126 2019-07-30 11:09:11Z gronemeier
[4126]	36	! renamed routine to calculate uv exposure
	37	!
	38	! 4111 2019-07-22 18:16:57Z suehring
[4111]	39	! advc_flags_1 / advc_flags_2 renamed to advc_flags_m / advc_flags_s
	40	!
	41	! 4069 2019-07-01 14:05:51Z Giersch
[4069]	42	! Masked output running index mid has been introduced as a local variable to
	43	! avoid runtime error (Loop variable has been modified) in time_integration
	44	!
	45	! 4064 2019-07-01 05:33:33Z gronemeier
[4064]	46	! Moved call to radiation module out of intermediate time loop
	47	!
	48	! 4048 2019-06-21 21:00:21Z knoop
[4048]	49	! Moved production_e_init call into turbulence_closure_mod
	50	!
	51	! 4047 2019-06-21 18:58:09Z knoop
[4047]	52	! Added remainings of swap_timelevel upon its dissolution
	53	!
	54	! 4043 2019-06-18 16:59:00Z schwenkel
[4043]	55	! Further LPM modularization
	56	!
	57	! 4039 2019-06-18 10:32:41Z suehring
[4039]	58	! Rename subroutines in module for diagnostic quantities
	59	!
	60	! 4029 2019-06-14 14:04:35Z raasch
[4029]	61	! exchange of ghost points and boundary conditions separated for chemical species and SALSA module,
	62	! bugfix: decycling of chemistry species after nesting data transfer
	63	!
	64	! 4022 2019-06-12 11:52:39Z suehring
[4022]	65	! Call synthetic turbulence generator at last RK3 substep right after boundary
	66	! conditions are updated in offline nesting in order to assure that
	67	! perturbations are always imposed
	68	!
	69	! 4017 2019-06-06 12:16:46Z schwenkel
[4010]	70	! Mass (volume) flux correction included to ensure global mass conservation for child domains.
	71	!
	72	! 3994 2019-05-22 18:08:09Z suehring
[3994]	73	! output of turbulence intensity added
	74	!
	75	! 3988 2019-05-22 11:32:37Z kanani
[3988]	76	! Implement steerable output interval for virtual measurements
	77	!
	78	! 3968 2019-05-13 11:04:01Z suehring
[3968]	79	! replace nspec_out with n_matched_vars
	80	!
	81	! 3929 2019-04-24 12:52:08Z banzhafs
[3929]	82	! Reverse changes back from revision 3878: use chem_boundary_conds instead of
	83	! chem_boundary_conds_decycle
	84	!
	85	!
	86	! 3885 2019-04-11 11:29:34Z kanani
[3885]	87	! Changes related to global restructuring of location messages and introduction
	88	! of additional debug messages
[3929]	89	!
[3885]	90	! 3879 2019-04-08 20:25:23Z knoop
[3875]	91	! Moved wtm_forces to module_interface_actions
	92	!
	93	! 3872 2019-04-08 15:03:06Z knoop
[3864]	94	! Modifications made for salsa:
	95	! - Call salsa_emission_update at each time step but do the checks within
	96	! salsa_emission_update (i.e. skip_time_do_salsa >= time_since_reference_point
	97	! and next_aero_emission_update <= time_since_reference_point ).
	98	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
	99	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
	100	! - Apply nesting for salsa variables
	101	! - Removed cpu_log calls speciffic for salsa.
	102	!
	103	! 3833 2019-03-28 15:04:04Z forkel
[3879]	104	! added USE chem_gasphase_mod, replaced nspec by nspec since fixed compounds are not integrated
[3833]	105	!
	106	! 3820 2019-03-27 11:53:41Z forkel
[3820]	107	! renamed do_emiss to emissions_anthropogenic (ecc)
	108	!
	109	!
	110	! 3774 2019-03-04 10:52:49Z moh.hefny
[3774]	111	! rephrase if statement to avoid unallocated array in case of
	112	! nesting_offline is false (crashing during debug mode)
	113	!
	114	! 3761 2019-02-25 15:31:42Z raasch $
[3761]	115	! module section re-formatted and openacc required variables moved to separate section,
	116	! re-formatting to 100 char line width
	117	!
	118	! 3745 2019-02-15 18:57:56Z suehring
[3745]	119	! Call indoor model after first timestep
	120	!
	121	! 3744 2019-02-15 18:38:58Z suehring
[3742]	122	! - Moved call of bio_calculate_thermal_index_maps from biometeorology module to
	123	! time_integration to make sure averaged input is updated before calculating.
	124	!
	125	! 3739 2019-02-13 08:05:17Z dom_dwd_user
[3739]	126	! Removed everything related to "time_bio_results" as this is never used.
	127	!
	128	! 3724 2019-02-06 16:28:23Z kanani
[3724]	129	! Correct double-used log_point_s unit
	130	!
	131	! 3719 2019-02-06 13:10:18Z kanani
[3719]	132	! - removed wind_turbine cpu measurement, since same time is measured inside
	133	! wtm_forces subroutine as special measures
	134	! - moved the numerous vnest cpulog to special measures
	135	! - extended radiation cpulog over entire radiation part,
	136	! moved radiation_interactions cpulog to special measures
	137	! - moved some cpu_log calls to this routine for better overview
	138	!
	139	! 3705 2019-01-29 19:56:39Z suehring
[3705]	140	! Data output for virtual measurements added
	141	!
	142	! 3704 2019-01-29 19:51:41Z suehring
[3648]	143	! Rename subroutines for surface-data output
	144	!
	145	! 3647 2019-01-02 14:10:44Z kanani
[3647]	146	! Bugfix: add time_since_reference_point to IF clause for data_output calls
	147	! (otherwise skip_time_* values don't come into affect with dt_do* = 0.0).
	148	! Clean up indoor_model and biometeorology model call.
[3569]	149	!
[4182]	150	! Revision 1.1 1997/08/11 06:19:04 raasch
	151	! Initial revision
	152	!
	153	!
[1]	154	! Description:
	155	! ------------
[1682]	156	!> Integration in time of the model equations, statistical analysis and graphic
	157	!> output
[1]	158	!------------------------------------------------------------------------------!
[1682]	159	SUBROUTINE time_integration
	160
[1]	161
[3761]	162	USE advec_ws, &
[1320]	163	ONLY: ws_statistics
	164
[3761]	165	USE arrays_3d, &
	166	ONLY: diss, diss_p, dzu, e, e_p, nc, nc_p, nr, nr_p, prho, pt, pt_p, pt_init, q_init, q, &
	167	qc, qc_p, ql, ql_c, ql_v, ql_vp, qr, qr_p, q_p, ref_state, rho_ocean, s, s_p, sa_p, &
	168	tend, u, u_p, v, vpt, v_p, w, w_p
[1320]	169
[3761]	170	USE biometeorology_mod, &
[4126]	171	ONLY: bio_calculate_thermal_index_maps, thermal_comfort, bio_calculate_uv_exposure, &
	172	uv_exposure
[3448]	173
[3761]	174	USE bulk_cloud_model_mod, &
	175	ONLY: bulk_cloud_model, calc_liquid_water_content, collision_turbulence, &
	176	microphysics_morrison, microphysics_seifert
[3294]	177
[3761]	178	USE calc_mean_profile_mod, &
[1320]	179	ONLY: calc_mean_profile
	180
[3761]	181	USE chem_emissions_mod, &
[3298]	182	ONLY: chem_emissions_setup
[2696]	183
[3833]	184	USE chem_gasphase_mod, &
[3929]	185	ONLY: nvar
[3833]	186
[3761]	187	USE chem_modules, &
[3968]	188	ONLY: bc_cs_t_val, chem_species, cs_name, emissions_anthropogenic, n_matched_vars
[2696]	189
[3761]	190	USE chemistry_model_mod, &
[3929]	191	ONLY: chem_boundary_conds
[3298]	192
[3761]	193	USE control_parameters, &
	194	ONLY: advected_distance_x, advected_distance_y, air_chemistry, average_count_3d, &
	195	averaging_interval, averaging_interval_pr, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
	196	bc_q_t_val, biometeorology, call_psolver_at_all_substeps, child_domain, &
	197	cloud_droplets, constant_flux_layer, constant_heatflux, create_disturbances, &
	198	dopr_n, constant_diffusion, coupling_mode, coupling_start_time, &
	199	current_timestep_number, disturbance_created, disturbance_energy_limit, dist_range, &
	200	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, dt_coupling, &
	201	dt_data_output_av, dt_disturb, dt_do2d_xy, dt_do2d_xz, dt_do2d_yz, dt_do3d, &
[4017]	202	dt_domask,dt_dopts, dt_dopr, dt_dopr_listing, dt_dots, dt_run_control, &
[3761]	203	end_time, first_call_lpm, first_call_mas, galilei_transformation, humidity, &
	204	indoor_model, intermediate_timestep_count, intermediate_timestep_count_max, &
	205	land_surface, large_scale_forcing, loop_optimization, lsf_surf, lsf_vert, masks, &
[4069]	206	multi_agent_system_end, multi_agent_system_start, nesting_offline, neutral, &
[3761]	207	nr_timesteps_this_run, nudging, ocean_mode, passive_scalar, pt_reference, &
	208	pt_slope_offset, random_heatflux, rans_mode, rans_tke_e, run_coupled, salsa, &
	209	simulated_time, simulated_time_chr, skip_time_do2d_xy, skip_time_do2d_xz, &
	210	skip_time_do2d_yz, skip_time_do3d, skip_time_domask, skip_time_dopr, &
	211	skip_time_data_output_av, sloping_surface, stop_dt, surface_output, &
	212	terminate_coupled, terminate_run, timestep_scheme, time_coupling, time_do2d_xy, &
	213	time_do2d_xz, time_do2d_yz, time_do3d, time_domask, time_dopr, time_dopr_av, &
	214	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, time_dots, time_do_av, &
[4017]	215	time_do_sla, time_disturb, time_run_control, time_since_reference_point, &
[3761]	216	turbulent_inflow, turbulent_outflow, urban_surface, &
	217	use_initial_profile_as_reference, use_single_reference_value, u_gtrans, v_gtrans, &
[4047]	218	virtual_flight, virtual_measurement, ws_scheme_mom, ws_scheme_sca, timestep_count
[1320]	219
[3761]	220	USE cpulog, &
[1320]	221	ONLY: cpu_log, log_point, log_point_s
	222
[3761]	223	USE date_and_time_mod, &
[3298]	224	ONLY: calc_date_and_time, hour_call_emis, hour_of_year
	225
[3994]	226	USE diagnostic_output_quantities_mod, &
[4039]	227	ONLY: doq_calculate, &
[3994]	228	timestep_number_at_prev_calc
	229
[3761]	230	USE flight_mod, &
[1957]	231	ONLY: flight_measurement
	232
[3761]	233	USE indices, &
	234	ONLY: nbgp, nx, nxl, nxlg, nxr, nxrg, nzb, nzt
[1320]	235
[3761]	236	USE indoor_model_mod, &
	237	ONLY: dt_indoor, im_main_heatcool, time_indoor
[3469]	238
[1918]	239	USE interfaces
	240
[1320]	241	USE kinds
	242
[3761]	243	USE land_surface_model_mod, &
	244	ONLY: lsm_boundary_condition, lsm_energy_balance, lsm_soil_model, skip_time_do_lsm
[1496]	245
[4017]	246	USE lagrangian_particle_model_mod, &
[4043]	247	ONLY: lpm_data_output_ptseries, lpm_interaction_droplets_ptq
[3761]	248
	249	USE lsf_nudging_mod, &
[3347]	250	ONLY: calc_tnudge, ls_forcing_surf, ls_forcing_vert, nudge_ref
[1320]	251
[3761]	252	USE module_interface, &
[4047]	253	ONLY: module_interface_actions, module_interface_swap_timelevel
[3684]	254
[3761]	255	USE multi_agent_system_mod, &
[3198]	256	ONLY: agents_active, multi_agent_system
[3448]	257
[3761]	258	USE nesting_offl_mod, &
[3347]	259	ONLY: nesting_offl_bc, nesting_offl_mass_conservation
[3864]	260
[3761]	261	USE netcdf_data_input_mod, &
	262	ONLY: chem_emis, chem_emis_att, nest_offl, netcdf_data_input_offline_nesting
[3298]	263
[3761]	264	USE ocean_mod, &
[3294]	265	ONLY: prho_reference
	266
[3761]	267	USE particle_attributes, &
	268	ONLY: particle_advection, particle_advection_start, use_sgs_for_particles, wang_kernel
[1320]	269
[1]	270	USE pegrid
	271
[3761]	272	USE pmc_interface, &
[4010]	273	ONLY: nested_run, nesting_mode, pmci_boundary_conds, pmci_datatrans, pmci_synchronize, &
[4047]	274	pmci_ensure_nest_mass_conservation, pmci_ensure_nest_mass_conservation_vertical, &
	275	pmci_set_swaplevel
[1762]	276
[3761]	277	USE progress_bar, &
[1402]	278	ONLY: finish_progress_bar, output_progress_bar
	279
[3761]	280	USE prognostic_equations_mod, &
[2118]	281	ONLY: prognostic_equations_cache, prognostic_equations_vector
[1320]	282
[3761]	283	USE radiation_model_mod, &
	284	ONLY: dt_radiation, force_radiation_call, radiation, radiation_control, &
	285	radiation_interaction, radiation_interactions, skip_time_do_radiation, time_radiation
[3864]	286
[3761]	287	USE salsa_mod, &
[3864]	288	ONLY: aerosol_number, aerosol_mass, bc_am_t_val, bc_an_t_val, bc_gt_t_val, &
	289	nbins_aerosol, ncomponents_mass, ngases_salsa, salsa_boundary_conds, &
	290	salsa_emission_update, salsa_gas, salsa_gases_from_chem, skip_time_do_salsa
[1496]	291
[3761]	292	USE spectra_mod, &
	293	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, skip_time_dosp
[1786]	294
[3761]	295	USE statistics, &
	296	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
[1320]	297
[3761]	298
	299	USE surface_layer_fluxes_mod, &
[1691]	300	ONLY: surface_layer_fluxes
	301
[3761]	302	USE surface_data_output_mod, &
	303	ONLY: average_count_surf, averaging_interval_surf, dt_dosurf, dt_dosurf_av, &
	304	surface_data_output, surface_data_output_averaging, skip_time_dosurf, &
[3648]	305	skip_time_dosurf_av, time_dosurf, time_dosurf_av
[2232]	306
[3761]	307	USE surface_mod, &
	308	ONLY: surf_def_h, surf_lsm_h, surf_usm_h
	309
	310	USE synthetic_turbulence_generator_mod, &
	311	ONLY: dt_stg_call, dt_stg_adjust, parametrize_inflow_turbulence, stg_adjust, stg_main, &
	312	time_stg_adjust, time_stg_call, use_syn_turb_gen
	313
	314	USE turbulence_closure_mod, &
[4048]	315	ONLY: tcm_diffusivities
[2696]	316
[3761]	317	USE urban_surface_mod, &
	318	ONLY: usm_boundary_condition, usm_material_heat_model, usm_material_model, &
[3597]	319	usm_surface_energy_balance, usm_green_heat_model
[2007]	320
[3761]	321	USE vertical_nesting_mod, &
	322	ONLY: vnested, vnest_anterpolate, vnest_anterpolate_e, vnest_boundary_conds, &
	323	vnest_boundary_conds_khkm, vnest_deallocate, vnest_init, vnest_init_fine, &
	324	vnest_start_time
[3864]	325
[3761]	326	USE virtual_measurement_mod, &
[3988]	327	ONLY: dt_virtual_measurement, &
	328	time_virtual_measurement, &
	329	vm_data_output, &
	330	vm_sampling, &
	331	vm_time_start
[2259]	332
[1914]	333
[3761]	334	#if defined( _OPENACC )
	335	USE arrays_3d, &
	336	ONLY: d, dd2zu, ddzu, ddzw, drho_air, drho_air_zw, dzw, heatflux_output_conversion, kh, &
	337	km, momentumflux_output_conversion, p, ptdf_x, ptdf_y, rdf, rdf_sc, rho_air, &
[4170]	338	rho_air_zw, tdiss_m, te_m, tpt_m, tu_m, tv_m, tw_m, ug, u_init, u_stokes_zu, vg, &
	339	v_init, v_stokes_zu, zu
[2365]	340
[3761]	341	USE control_parameters, &
	342	ONLY: tsc
	343
	344	USE indices, &
[4111]	345	ONLY: advc_flags_m, advc_flags_s, nyn, nyng, nys, nysg, nz, nzb_max, wall_flags_0
[3761]	346
	347	USE statistics, &
	348	ONLY: rmask, statistic_regions, sums_l, sums_l_l, sums_us2_ws_l, &
	349	sums_wsus_ws_l, sums_vs2_ws_l, sums_wsvs_ws_l, sums_ws2_ws_l, sums_wspts_ws_l, &
	350	sums_wsqs_ws_l, sums_wssas_ws_l, sums_wsqcs_ws_l, sums_wsqrs_ws_l, sums_wsncs_ws_l, &
[3872]	351	sums_wsnrs_ws_l, sums_wsss_ws_l, weight_substep, sums_salsa_ws_l
[3761]	352
	353	USE surface_mod, &
	354	ONLY: bc_h, enter_surface_arrays, exit_surface_arrays
	355	#endif
	356
	357
[1]	358	IMPLICIT NONE
	359
[3298]	360	CHARACTER (LEN=9) :: time_to_string !<
[3864]	361
[4069]	362	INTEGER(iwp) :: ib !< index for aerosol size bins
	363	INTEGER(iwp) :: ic !< index for aerosol mass bins
	364	INTEGER(iwp) :: icc !< additional index for aerosol mass bins
	365	INTEGER(iwp) :: ig !< index for salsa gases
	366	INTEGER(iwp) :: lsp
	367	INTEGER(iwp) :: lsp_usr !<
	368	INTEGER(iwp) :: mid !< masked output running index
	369	INTEGER(iwp) :: n !< loop counter for chemistry species
[3014]	370
[1918]	371	REAL(wp) :: dt_3d_old !< temporary storage of timestep to be used for
	372	!< steering of run control output interval
[3241]	373	REAL(wp) :: time_since_reference_point_save !< original value of
	374	!< time_since_reference_point
	375
[3634]	376
[3761]	377	!
	378	!-- Copy data from arrays_3d
[3634]	379	!$ACC DATA &
	380	!$ACC COPY(d(nzb+1:nzt,nys:nyn,nxl:nxr)) &
[4170]	381	!$ACC COPY(diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	382	!$ACC COPY(e(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	383	!$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	384	!$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	385	!$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	386	!$ACC COPY(kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	387	!$ACC COPY(km(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	388	!$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	389	!$ACC COPY(pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	390
	391	!$ACC DATA &
[4170]	392	!$ACC COPY(diss_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	393	!$ACC COPY(e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	394	!$ACC COPY(u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	395	!$ACC COPY(v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	396	!$ACC COPY(w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	397	!$ACC COPY(pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	398	!$ACC COPY(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4170]	399	!$ACC COPY(tdiss_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	400	!$ACC COPY(te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	401	!$ACC COPY(tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	402	!$ACC COPY(tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	403	!$ACC COPY(tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	404	!$ACC COPY(tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	405
	406	!$ACC DATA &
	407	!$ACC COPYIN(rho_air(nzb:nzt+1), drho_air(nzb:nzt+1)) &
	408	!$ACC COPYIN(rho_air_zw(nzb:nzt+1), drho_air_zw(nzb:nzt+1)) &
	409	!$ACC COPYIN(zu(nzb:nzt+1)) &
	410	!$ACC COPYIN(dzu(1:nzt+1), dzw(1:nzt+1)) &
	411	!$ACC COPYIN(ddzu(1:nzt+1), dd2zu(1:nzt)) &
	412	!$ACC COPYIN(ddzw(1:nzt+1)) &
[3658]	413	!$ACC COPYIN(heatflux_output_conversion(nzb:nzt+1)) &
	414	!$ACC COPYIN(momentumflux_output_conversion(nzb:nzt+1)) &
[3634]	415	!$ACC COPYIN(rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt)) &
	416	!$ACC COPYIN(ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng)) &
	417	!$ACC COPYIN(ref_state(0:nz+1)) &
	418	!$ACC COPYIN(u_init(0:nz+1), v_init(0:nz+1)) &
	419	!$ACC COPYIN(u_stokes_zu(nzb:nzt+1), v_stokes_zu(nzb:nzt+1)) &
	420	!$ACC COPYIN(pt_init(0:nz+1)) &
	421	!$ACC COPYIN(ug(0:nz+1), vg(0:nz+1))
	422
[3761]	423	!
	424	!-- Copy data from control_parameters
[3634]	425	!$ACC DATA &
	426	!$ACC COPYIN(tsc(1:5))
	427
[3761]	428	!
	429	!-- Copy data from indices
[3634]	430	!$ACC DATA &
[4111]	431	!$ACC COPYIN(advc_flags_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	432	!$ACC COPYIN(advc_flags_s(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	433	!$ACC COPYIN(wall_flags_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	434
[3761]	435	!
	436	!-- Copy data from surface_mod
[3634]	437	!$ACC DATA &
	438	!$ACC COPYIN(bc_h(0:1)) &
	439	!$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) &
	440	!$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) &
	441	!$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) &
	442	!$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) &
	443	!$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) &
	444	!$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns))
	445
[3761]	446	!
	447	!-- Copy data from statistics
[3634]	448	!$ACC DATA &
[3658]	449	!$ACC COPYIN(hom(0:nz+1,1:2,1:4,0)) &
[3634]	450	!$ACC COPYIN(rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions)) &
	451	!$ACC COPYIN(weight_substep(1:intermediate_timestep_count_max)) &
[3658]	452	!$ACC COPY(sums_l(nzb:nzt+1,1:pr_palm,0)) &
[3634]	453	!$ACC COPY(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	454	!$ACC COPY(sums_us2_ws_l(nzb:nzt+1,0)) &
	455	!$ACC COPY(sums_wsus_ws_l(nzb:nzt+1,0)) &
	456	!$ACC COPY(sums_vs2_ws_l(nzb:nzt+1,0)) &
	457	!$ACC COPY(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	458	!$ACC COPY(sums_ws2_ws_l(nzb:nzt+1,0)) &
	459	!$ACC COPY(sums_wspts_ws_l(nzb:nzt+1,0)) &
	460	!$ACC COPY(sums_wssas_ws_l(nzb:nzt+1,0)) &
	461	!$ACC COPY(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	462	!$ACC COPY(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
	463	!$ACC COPY(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	464	!$ACC COPY(sums_wsncs_ws_l(nzb:nzt+1,0)) &
	465	!$ACC COPY(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	466	!$ACC COPY(sums_wsss_ws_l(nzb:nzt+1,0)) &
	467	!$ACC COPY(sums_salsa_ws_l(nzb:nzt+1,0))
	468
[3761]	469	#if defined( _OPENACC )
[3658]	470	CALL enter_surface_arrays
	471	#endif
	472
[1]	473	!
[1918]	474	!-- At beginning determine the first time step
	475	CALL timestep
[1764]	476	!
	477	!-- Synchronize the timestep in case of nested run.
	478	IF ( nested_run ) THEN
[1878]	479	!
	480	!-- Synchronization by unifying the time step.
	481	!-- Global minimum of all time-steps is used for all.
	482	CALL pmci_synchronize
[1764]	483	ENDIF
	484
[1918]	485	!
	486	!-- Determine and print out the run control quantities before the first time
	487	!-- step of this run. For the initial run, some statistics (e.g. divergence)
[3004]	488	!-- need to be determined first --> CALL flow_statistics at the beginning of
	489	!-- run_control
[1]	490	CALL run_control
[108]	491	!
	492	!-- Data exchange between coupled models in case that a call has been omitted
	493	!-- at the end of the previous run of a job chain.
[3761]	494	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled .AND. .NOT. vnested ) THEN
[108]	495	!
	496	!-- In case of model termination initiated by the local model the coupler
	497	!-- must not be called because this would again cause an MPI hang.
[1918]	498	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[108]	499	CALL surface_coupler
	500	time_coupling = time_coupling - dt_coupling
	501	ENDDO
[3761]	502	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling ) THEN
[348]	503	time_coupling = time_since_reference_point
	504	ENDIF
[108]	505	ENDIF
	506
[3885]	507	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'start' )
[3761]	508
[1]	509	!
	510	!-- Start of the time loop
[3761]	511	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. .NOT. terminate_run )
[1]	512
	513	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
	514	!
[2365]	515	!-- Vertical nesting: initialize fine grid
	516	IF ( vnested ) THEN
	517	IF ( .NOT. vnest_init .AND. simulated_time >= vnest_start_time ) THEN
[3719]	518	CALL cpu_log( log_point_s(22), 'vnest_init', 'start' )
[2365]	519	CALL vnest_init_fine
	520	vnest_init = .TRUE.
[3719]	521	CALL cpu_log( log_point_s(22), 'vnest_init', 'stop' )
[2365]	522	ENDIF
	523	ENDIF
	524	!
[1241]	525	!-- Determine ug, vg and w_subs in dependence on data from external file
	526	!-- LSF_DATA
[1365]	527	IF ( large_scale_forcing .AND. lsf_vert ) THEN
[1241]	528	CALL ls_forcing_vert ( simulated_time )
[1365]	529	sums_ls_l = 0.0_wp
[1241]	530	ENDIF
	531
	532	!
[1380]	533	!-- Set pt_init and q_init to the current profiles taken from
	534	!-- NUDGING_DATA
	535	IF ( nudging ) THEN
	536	CALL nudge_ref ( simulated_time )
	537	!
	538	!-- Store temperature gradient at the top boundary for possible Neumann
	539	!-- boundary condition
	540	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
	541	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
[3298]	542	IF ( air_chemistry ) THEN
[3929]	543	DO lsp = 1, nvar
	544	bc_cs_t_val = ( chem_species(lsp)%conc_pr_init(nzt+1) &
	545	- chem_species(lsp)%conc_pr_init(nzt) ) &
[3298]	546	/ dzu(nzt+1)
	547	ENDDO
	548	ENDIF
[3864]	549	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	550	DO ib = 1, nbins_aerosol
	551	bc_an_t_val = ( aerosol_number(ib)%init(nzt+1) - aerosol_number(ib)%init(nzt) ) / &
	552	dzu(nzt+1)
	553	DO ic = 1, ncomponents_mass
	554	icc = ( ic - 1 ) * nbins_aerosol + ib
	555	bc_am_t_val = ( aerosol_mass(icc)%init(nzt+1) - aerosol_mass(icc)%init(nzt) ) /&
	556	dzu(nzt+1)
	557	ENDDO
	558	ENDDO
	559	IF ( .NOT. salsa_gases_from_chem ) THEN
	560	DO ig = 1, ngases_salsa
	561	bc_gt_t_val = ( salsa_gas(ig)%init(nzt+1) - salsa_gas(ig)%init(nzt) ) / &
	562	dzu(nzt+1)
	563	ENDDO
	564	ENDIF
	565	ENDIF
[1380]	566	ENDIF
[2696]	567	!
	568	!-- If forcing by larger-scale models is applied, check if new data
	569	!-- at domain boundaries need to be read.
[3774]	570	IF ( nesting_offline ) THEN
	571	IF ( nest_offl%time(nest_offl%tind_p) <= time_since_reference_point ) &
	572	CALL netcdf_data_input_offline_nesting
[2696]	573	ENDIF
[1380]	574
	575	!
[3876]	576	!-- Execute all other module actions routunes
[3684]	577	CALL module_interface_actions( 'before_timestep' )
[1914]	578
	579	!
[1]	580	!-- Start of intermediate step loop
	581	intermediate_timestep_count = 0
[3761]	582	DO WHILE ( intermediate_timestep_count < intermediate_timestep_count_max )
[1]	583
	584	intermediate_timestep_count = intermediate_timestep_count + 1
	585
	586	!
	587	!-- Set the steering factors for the prognostic equations which depend
	588	!-- on the timestep scheme
	589	CALL timestep_scheme_steering
	590
	591	!
[1128]	592	!-- Calculate those variables needed in the tendency terms which need
	593	!-- global communication
[3761]	594	IF ( .NOT. use_single_reference_value .AND. .NOT. use_initial_profile_as_reference ) &
	595	THEN
[1179]	596	!
	597	!-- Horizontally averaged profiles to be used as reference state in
	598	!-- buoyancy terms (WARNING: only the respective last call of
	599	!-- calc_mean_profile defines the reference state!)
[1365]	600	IF ( .NOT. neutral ) THEN
	601	CALL calc_mean_profile( pt, 4 )
	602	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
	603	ENDIF
[3294]	604	IF ( ocean_mode ) THEN
[2031]	605	CALL calc_mean_profile( rho_ocean, 64 )
[1365]	606	ref_state(:) = hom(:,1,64,0)
	607	ENDIF
	608	IF ( humidity ) THEN
	609	CALL calc_mean_profile( vpt, 44 )
	610	ref_state(:) = hom(:,1,44,0)
	611	ENDIF
[2617]	612	!
	613	!-- Assure that ref_state does not become zero at any level
	614	!-- ( might be the case if a vertical level is completely occupied
	615	!-- with topography ).
[3761]	616	ref_state = MERGE( MAXVAL(ref_state), ref_state, ref_state == 0.0_wp )
[1179]	617	ENDIF
	618
[3761]	619	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. intermediate_timestep_count == 1 ) &
	620	THEN
	621	CALL ws_statistics
	622	ENDIF
[1365]	623	!
	624	!-- In case of nudging calculate current nudging time scale and horizontal
[1380]	625	!-- means of u, v, pt and q
[1365]	626	IF ( nudging ) THEN
	627	CALL calc_tnudge( simulated_time )
	628	CALL calc_mean_profile( u, 1 )
	629	CALL calc_mean_profile( v, 2 )
	630	CALL calc_mean_profile( pt, 4 )
	631	CALL calc_mean_profile( q, 41 )
	632	ENDIF
[1128]	633	!
[3876]	634	!-- Execute all other module actions routunes
	635	CALL module_interface_actions( 'before_prognostic_equations' )
	636	!
[1]	637	!-- Solve the prognostic equations. A fast cache optimized version with
	638	!-- only one single loop is used in case of Piascek-Williams advection
	639	!-- scheme. NEC vector machines use a different version, because
	640	!-- in the other versions a good vectorization is prohibited due to
	641	!-- inlining problems.
[1019]	642	IF ( loop_optimization == 'cache' ) THEN
	643	CALL prognostic_equations_cache
	644	ELSEIF ( loop_optimization == 'vector' ) THEN
[63]	645	CALL prognostic_equations_vector
[1]	646	ENDIF
	647
	648	!
[849]	649	!-- Particle transport/physics with the Lagrangian particle model
	650	!-- (only once during intermediate steps, because it uses an Euler-step)
[1128]	651	!-- ### particle model should be moved before prognostic_equations, in order
	652	!-- to regard droplet interactions directly
[3761]	653	IF ( particle_advection .AND. time_since_reference_point >= particle_advection_start &
	654	.AND. intermediate_timestep_count == 1 ) &
	655	THEN
[4017]	656	CALL module_interface_actions( 'after_prognostic_equations' )
[849]	657	first_call_lpm = .FALSE.
[1]	658	ENDIF
	659
	660	!
[3040]	661	!-- Interaction of droplets with temperature and mixing ratio.
[1]	662	!-- Droplet condensation and evaporation is calculated within
	663	!-- advec_particles.
[3761]	664	IF ( cloud_droplets .AND. intermediate_timestep_count == intermediate_timestep_count_max ) &
[1]	665	THEN
[4043]	666	CALL lpm_interaction_droplets_ptq
[1]	667	ENDIF
	668
	669	!
[3159]	670	!-- Movement of agents in multi agent system
[3761]	671	IF ( agents_active .AND. time_since_reference_point >= multi_agent_system_start .AND. &
	672	time_since_reference_point <= multi_agent_system_end .AND. &
	673	intermediate_timestep_count == 1 ) &
	674	THEN
[3159]	675	CALL multi_agent_system
	676	first_call_mas = .FALSE.
	677	ENDIF
	678
	679	!
[1]	680	!-- Exchange of ghost points (lateral boundary conditions)
[2118]	681	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
[1113]	682
[2118]	683	CALL exchange_horiz( u_p, nbgp )
	684	CALL exchange_horiz( v_p, nbgp )
	685	CALL exchange_horiz( w_p, nbgp )
	686	CALL exchange_horiz( pt_p, nbgp )
	687	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
[3761]	688	IF ( rans_tke_e .OR. wang_kernel .OR. collision_turbulence &
[2696]	689	.OR. use_sgs_for_particles ) THEN
	690	IF ( rans_tke_e ) THEN
	691	CALL exchange_horiz( diss_p, nbgp )
	692	ELSE
	693	CALL exchange_horiz( diss, nbgp )
	694	ENDIF
	695	ENDIF
[3294]	696	IF ( ocean_mode ) THEN
[2118]	697	CALL exchange_horiz( sa_p, nbgp )
	698	CALL exchange_horiz( rho_ocean, nbgp )
	699	CALL exchange_horiz( prho, nbgp )
	700	ENDIF
	701	IF ( humidity ) THEN
	702	CALL exchange_horiz( q_p, nbgp )
[3274]	703	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	704	CALL exchange_horiz( qc_p, nbgp )
	705	CALL exchange_horiz( nc_p, nbgp )
	706	ENDIF
[3274]	707	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2118]	708	CALL exchange_horiz( qr_p, nbgp )
	709	CALL exchange_horiz( nr_p, nbgp )
[1053]	710	ENDIF
[2118]	711	ENDIF
	712	IF ( cloud_droplets ) THEN
	713	CALL exchange_horiz( ql, nbgp )
	714	CALL exchange_horiz( ql_c, nbgp )
	715	CALL exchange_horiz( ql_v, nbgp )
	716	CALL exchange_horiz( ql_vp, nbgp )
	717	ENDIF
[2696]	718	IF ( passive_scalar ) CALL exchange_horiz( s_p, nbgp )
[3929]	719	IF ( air_chemistry ) THEN
	720	DO lsp = 1, nvar
	721	CALL exchange_horiz( chem_species(lsp)%conc_p, nbgp )
[4029]	722	ENDDO
	723	ENDIF
	724
	725	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	726	DO ib = 1, nbins_aerosol
	727	CALL exchange_horiz( aerosol_number(ib)%conc_p, nbgp )
	728	DO ic = 1, ncomponents_mass
	729	icc = ( ic - 1 ) * nbins_aerosol + ib
	730	CALL exchange_horiz( aerosol_mass(icc)%conc_p, nbgp )
	731	ENDDO
	732	ENDDO
	733	IF ( .NOT. salsa_gases_from_chem ) THEN
	734	DO ig = 1, ngases_salsa
	735	CALL exchange_horiz( salsa_gas(ig)%conc_p, nbgp )
	736	ENDDO
	737	ENDIF
	738	ENDIF
	739	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	740
[3929]	741	!
[4029]	742	!-- Boundary conditions for the prognostic quantities (except of the
	743	!-- velocities at the outflow in case of a non-cyclic lateral wall)
	744	CALL boundary_conds
	745
	746	!
	747	!-- Boundary conditions for prognostic quantitites of other modules:
	748	!-- Here, only decycling is carried out
	749	IF ( air_chemistry ) THEN
	750
	751	DO lsp = 1, nvar
[3929]	752	lsp_usr = 1
	753	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
[4029]	754	IF ( TRIM( chem_species(lsp)%name ) == TRIM( cs_name(lsp_usr) ) ) THEN
[3929]	755	CALL chem_boundary_conds( chem_species(lsp)%conc_p, &
	756	chem_species(lsp)%conc_pr_init )
	757	ENDIF
	758	lsp_usr = lsp_usr + 1
	759	ENDDO
	760	ENDDO
[4029]	761
[3929]	762	ENDIF
[2766]	763
[3864]	764	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
[4029]	765
[3864]	766	DO ib = 1, nbins_aerosol
	767	CALL salsa_boundary_conds( aerosol_number(ib)%conc_p, aerosol_number(ib)%init )
	768	DO ic = 1, ncomponents_mass
	769	icc = ( ic - 1 ) * nbins_aerosol + ib
	770	CALL salsa_boundary_conds( aerosol_mass(icc)%conc_p, aerosol_mass(icc)%init )
[3467]	771	ENDDO
	772	ENDDO
	773	IF ( .NOT. salsa_gases_from_chem ) THEN
[3864]	774	DO ig = 1, ngases_salsa
	775	CALL salsa_boundary_conds( salsa_gas(ig)%conc_p, salsa_gas(ig)%init )
	776	ENDDO
[3467]	777	ENDIF
[4029]	778
[3864]	779	ENDIF
[1128]	780
[1]	781	!
[4047]	782	!-- Incrementing timestep counter
	783	timestep_count = timestep_count + 1
[73]	784
[4047]	785	CALL cpu_log( log_point(28), 'swap_timelevel', 'start' )
[2365]	786	!
[4047]	787	!-- Set the swap level for all modules
	788	CALL module_interface_swap_timelevel( MOD( timestep_count, 2) )
	789	!
	790	!-- Set the swap level for steering the pmc data transfer
	791	IF ( nested_run ) CALL pmci_set_swaplevel( MOD( timestep_count, 2) + 1 ) !> @todo: why the +1 ?
	792
	793	CALL cpu_log( log_point(28), 'swap_timelevel', 'stop' )
	794
	795	!
[2365]	796	!-- Vertical nesting: Interpolate fine grid data to the coarse grid
	797	IF ( vnest_init ) THEN
[3719]	798	CALL cpu_log( log_point_s(37), 'vnest_anterpolate', 'start' )
[2365]	799	CALL vnest_anterpolate
[3719]	800	CALL cpu_log( log_point_s(37), 'vnest_anterpolate', 'stop' )
[2365]	801	ENDIF
	802
[1764]	803	IF ( nested_run ) THEN
[1797]	804
[1764]	805	CALL cpu_log( log_point(60), 'nesting', 'start' )
[1762]	806	!
[1933]	807	!-- Domain nesting. The data transfer subroutines pmci_parent_datatrans
	808	!-- and pmci_child_datatrans are called inside the wrapper
[1797]	809	!-- subroutine pmci_datatrans according to the control parameters
	810	!-- nesting_mode and nesting_datatransfer_mode.
	811	!-- TO_DO: why is nesting_mode given as a parameter here?
	812	CALL pmci_datatrans( nesting_mode )
[1762]	813
[3761]	814	IF ( TRIM( nesting_mode ) == 'two-way' .OR. nesting_mode == 'vertical' ) THEN
[4029]	815
	816	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'start' )
[1762]	817	!
[1933]	818	!-- Exchange_horiz is needed for all parent-domains after the
[1764]	819	!-- anterpolation
	820	CALL exchange_horiz( u, nbgp )
	821	CALL exchange_horiz( v, nbgp )
	822	CALL exchange_horiz( w, nbgp )
[2174]	823	IF ( .NOT. neutral ) CALL exchange_horiz( pt, nbgp )
	824
	825	IF ( humidity ) THEN
	826
	827	CALL exchange_horiz( q, nbgp )
	828
[3274]	829	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	830	CALL exchange_horiz( qc, nbgp )
	831	CALL exchange_horiz( nc, nbgp )
	832	ENDIF
[3274]	833	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2174]	834	CALL exchange_horiz( qr, nbgp )
	835	CALL exchange_horiz( nr, nbgp )
	836	ENDIF
	837
	838	ENDIF
	839
[3467]	840	IF ( passive_scalar ) CALL exchange_horiz( s, nbgp )
[3864]	841
[2174]	842	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
[2773]	843
[3761]	844	IF ( .NOT. constant_diffusion .AND. rans_mode .AND. rans_tke_e ) THEN
[2938]	845	CALL exchange_horiz( diss, nbgp )
[3761]	846	ENDIF
[2938]	847
[2773]	848	IF ( air_chemistry ) THEN
[3929]	849	DO n = 1, nvar
[2773]	850	CALL exchange_horiz( chem_species(n)%conc, nbgp )
	851	ENDDO
	852	ENDIF
	853
[3864]	854	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	855	DO ib = 1, nbins_aerosol
	856	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp )
	857	DO ic = 1, ncomponents_mass
	858	icc = ( ic - 1 ) * nbins_aerosol + ib
	859	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp )
	860	ENDDO
	861	ENDDO
	862	IF ( .NOT. salsa_gases_from_chem ) THEN
	863	DO ig = 1, ngases_salsa
	864	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp )
	865	ENDDO
	866	ENDIF
	867	ENDIF
[4029]	868	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'stop' )
[3864]	869
[1762]	870	ENDIF
[4029]	871
[1762]	872	!
[2311]	873	!-- Set boundary conditions again after interpolation and anterpolation.
	874	CALL pmci_boundary_conds
[1764]	875
[4029]	876	!
	877	!-- Set chemistry boundary conditions (decycling)
	878	IF ( air_chemistry ) THEN
	879	DO lsp = 1, nvar
	880	lsp_usr = 1
	881	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	882	IF ( TRIM( chem_species(lsp)%name ) == TRIM( cs_name(lsp_usr) ) ) THEN
	883	CALL chem_boundary_conds( chem_species(lsp)%conc, &
	884	chem_species(lsp)%conc_pr_init )
	885	ENDIF
	886	lsp_usr = lsp_usr + 1
	887	ENDDO
	888	ENDDO
	889	ENDIF
	890
	891	!
	892	!-- Set SALSA boundary conditions (decycling)
	893	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	894	DO ib = 1, nbins_aerosol
	895	CALL salsa_boundary_conds( aerosol_number(ib)%conc, aerosol_number(ib)%init )
	896	DO ic = 1, ncomponents_mass
	897	icc = ( ic - 1 ) * nbins_aerosol + ib
	898	CALL salsa_boundary_conds( aerosol_mass(icc)%conc, aerosol_mass(icc)%init )
	899	ENDDO
	900	ENDDO
	901	IF ( .NOT. salsa_gases_from_chem ) THEN
	902	DO ig = 1, ngases_salsa
	903	CALL salsa_boundary_conds( salsa_gas(ig)%conc, salsa_gas(ig)%init )
	904	ENDDO
	905	ENDIF
	906	ENDIF
	907
[1764]	908	CALL cpu_log( log_point(60), 'nesting', 'stop' )
	909
[1762]	910	ENDIF
	911
	912	!
[1]	913	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
	914	!-- when a sloping surface is used
	915	IF ( sloping_surface ) THEN
[3761]	916	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - pt_slope_offset
	917	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + pt_slope_offset
[1]	918	ENDIF
	919
	920	!
[151]	921	!-- Impose a turbulent inflow using the recycling method
[3719]	922	IF ( turbulent_inflow ) CALL inflow_turbulence
[151]	923
	924	!
[2050]	925	!-- Set values at outflow boundary using the special outflow condition
[3719]	926	IF ( turbulent_outflow ) CALL outflow_turbulence
[2050]	927
	928	!
[1]	929	!-- Impose a random perturbation on the horizontal velocity field
[3761]	930	IF ( create_disturbances .AND. ( call_psolver_at_all_substeps .AND. &
	931	intermediate_timestep_count == intermediate_timestep_count_max ) &
	932	.OR. ( .NOT. call_psolver_at_all_substeps .AND. intermediate_timestep_count == 1 ) ) &
[1]	933	THEN
	934	time_disturb = time_disturb + dt_3d
	935	IF ( time_disturb >= dt_disturb ) THEN
[3761]	936	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
[1736]	937	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
[2232]	938	CALL disturb_field( 'u', tend, u )
	939	CALL disturb_field( 'v', tend, v )
[3761]	940	ELSEIF ( ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) &
	941	.AND. .NOT. child_domain .AND. .NOT. nesting_offline ) &
[3182]	942	THEN
[1]	943	!
	944	!-- Runs with a non-cyclic lateral wall need perturbations
	945	!-- near the inflow throughout the whole simulation
	946	dist_range = 1
[2232]	947	CALL disturb_field( 'u', tend, u )
	948	CALL disturb_field( 'v', tend, v )
[1]	949	dist_range = 0
	950	ENDIF
	951	time_disturb = time_disturb - dt_disturb
	952	ENDIF
	953	ENDIF
	954
	955	!
[2696]	956	!-- Map forcing data derived from larger scale model onto domain
	957	!-- boundaries.
[3761]	958	IF ( nesting_offline .AND. intermediate_timestep_count == &
	959	intermediate_timestep_count_max ) &
[3347]	960	CALL nesting_offl_bc
[2938]	961	!
[4022]	962	!-- Impose a turbulent inflow using synthetic generated turbulence.
	963	IF ( use_syn_turb_gen .AND. &
	964	intermediate_timestep_count == intermediate_timestep_count_max ) THEN
[3719]	965	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
[3347]	966	CALL stg_main
[3719]	967	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
[2696]	968	ENDIF
	969	!
[3347]	970	!-- Ensure mass conservation. This need to be done after imposing
	971	!-- synthetic turbulence and top boundary condition for pressure is set to
	972	!-- Neumann conditions.
	973	!-- Is this also required in case of Dirichlet?
	974	IF ( nesting_offline ) CALL nesting_offl_mass_conservation
	975	!
[1]	976	!-- Reduce the velocity divergence via the equation for perturbation
	977	!-- pressure.
[106]	978	IF ( intermediate_timestep_count == 1 .OR. &
	979	call_psolver_at_all_substeps ) THEN
[2365]	980
	981	IF ( vnest_init ) THEN
	982	!
	983	!-- Compute pressure in the CG, interpolate top boundary conditions
	984	!-- to the FG and then compute pressure in the FG
	985	IF ( coupling_mode == 'vnested_crse' ) CALL pres
	986
[3719]	987	CALL cpu_log( log_point_s(30), 'vnest_bc', 'start' )
[2365]	988	CALL vnest_boundary_conds
[3719]	989	CALL cpu_log( log_point_s(30), 'vnest_bc', 'stop' )
[2365]	990
	991	IF ( coupling_mode == 'vnested_fine' ) CALL pres
	992
	993	!-- Anterpolate TKE, satisfy Germano Identity
[3719]	994	CALL cpu_log( log_point_s(28), 'vnest_anter_e', 'start' )
[2365]	995	CALL vnest_anterpolate_e
[3719]	996	CALL cpu_log( log_point_s(28), 'vnest_anter_e', 'stop' )
[2365]	997
	998	ELSE
[4010]	999	!
	1000	!-- Mass (volume) flux correction to ensure global mass conservation for child domains.
	1001	IF ( child_domain ) THEN
	1002	IF ( nesting_mode == 'vertical' ) THEN
	1003	CALL pmci_ensure_nest_mass_conservation_vertical
	1004	ELSE
	1005	CALL pmci_ensure_nest_mass_conservation
	1006	ENDIF
	1007	ENDIF
	1008
[2365]	1009	CALL pres
	1010
	1011	ENDIF
	1012
[1]	1013	ENDIF
	1014
	1015	!
	1016	!-- If required, compute liquid water content
[3274]	1017	IF ( bulk_cloud_model ) THEN
[1015]	1018	CALL calc_liquid_water_content
	1019	ENDIF
[2174]	1020	!
[1115]	1021	!-- If required, compute virtual potential temperature
	1022	IF ( humidity ) THEN
	1023	CALL compute_vpt
	1024	ENDIF
[1585]	1025
[1]	1026	!
	1027	!-- Compute the diffusion quantities
	1028	IF ( .NOT. constant_diffusion ) THEN
	1029
	1030	!
[1276]	1031	!-- Determine surface fluxes shf and qsws and surface values
	1032	!-- pt_surface and q_surface in dependence on data from external
	1033	!-- file LSF_DATA respectively
[3761]	1034	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
	1035	intermediate_timestep_count == intermediate_timestep_count_max ) &
[1276]	1036	THEN
[2320]	1037	CALL ls_forcing_surf( simulated_time )
[1276]	1038	ENDIF
	1039
	1040	!
[2232]	1041	!-- First the vertical (and horizontal) fluxes in the surface
	1042	!-- (constant flux) layer are computed
[1691]	1043	IF ( constant_flux_layer ) THEN
	1044	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
	1045	CALL surface_layer_fluxes
	1046	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
[1]	1047	ENDIF
	1048	!
[1691]	1049	!-- If required, solve the energy balance for the surface and run soil
[2232]	1050	!-- model. Call for horizontal as well as vertical surfaces
[2696]	1051	IF ( land_surface .AND. time_since_reference_point >= skip_time_do_lsm) THEN
[1691]	1052
	1053	CALL cpu_log( log_point(54), 'land_surface', 'start' )
[2232]	1054	!
	1055	!-- Call for horizontal upward-facing surfaces
	1056	CALL lsm_energy_balance( .TRUE., -1 )
[2299]	1057	CALL lsm_soil_model( .TRUE., -1, .TRUE. )
[2232]	1058	!
	1059	!-- Call for northward-facing surfaces
	1060	CALL lsm_energy_balance( .FALSE., 0 )
[2299]	1061	CALL lsm_soil_model( .FALSE., 0, .TRUE. )
[2232]	1062	!
	1063	!-- Call for southward-facing surfaces
	1064	CALL lsm_energy_balance( .FALSE., 1 )
[2299]	1065	CALL lsm_soil_model( .FALSE., 1, .TRUE. )
[2232]	1066	!
	1067	!-- Call for eastward-facing surfaces
	1068	CALL lsm_energy_balance( .FALSE., 2 )
[2299]	1069	CALL lsm_soil_model( .FALSE., 2, .TRUE. )
[2232]	1070	!
	1071	!-- Call for westward-facing surfaces
	1072	CALL lsm_energy_balance( .FALSE., 3 )
[2299]	1073	CALL lsm_soil_model( .FALSE., 3, .TRUE. )
[3597]	1074
[2696]	1075	!
	1076	!-- At the end, set boundary conditons for potential temperature
	1077	!-- and humidity after running the land-surface model. This
	1078	!-- might be important for the nesting, where arrays are transfered.
	1079	CALL lsm_boundary_condition
[2232]	1080
[3597]	1081
[1691]	1082	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
	1083	ENDIF
	1084	!
[2007]	1085	!-- If required, solve the energy balance for urban surfaces and run
	1086	!-- the material heat model
	1087	IF (urban_surface) THEN
	1088	CALL cpu_log( log_point(74), 'urban_surface', 'start' )
[3176]	1089
[3418]	1090	CALL usm_surface_energy_balance( .FALSE. )
[2007]	1091	IF ( usm_material_model ) THEN
[2696]	1092	CALL usm_green_heat_model
[3418]	1093	CALL usm_material_heat_model ( .FALSE. )
[2007]	1094	ENDIF
[2696]	1095
	1096	!
	1097	!-- At the end, set boundary conditons for potential temperature
	1098	!-- and humidity after running the urban-surface model. This
	1099	!-- might be important for the nesting, where arrays are transfered.
	1100	CALL usm_boundary_condition
	1101
[2007]	1102	CALL cpu_log( log_point(74), 'urban_surface', 'stop' )
	1103	ENDIF
	1104	!
[1]	1105	!-- Compute the diffusion coefficients
	1106	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
[75]	1107	IF ( .NOT. humidity ) THEN
[3294]	1108	IF ( ocean_mode ) THEN
[2696]	1109	CALL tcm_diffusivities( prho, prho_reference )
[97]	1110	ELSE
[2696]	1111	CALL tcm_diffusivities( pt, pt_reference )
[97]	1112	ENDIF
[1]	1113	ELSE
[2696]	1114	CALL tcm_diffusivities( vpt, pt_reference )
[1]	1115	ENDIF
	1116	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
[2696]	1117	!
	1118	!-- Vertical nesting: set fine grid eddy viscosity top boundary condition
	1119	IF ( vnest_init ) CALL vnest_boundary_conds_khkm
[1]	1120
	1121	ENDIF
	1122
	1123	ENDDO ! Intermediate step loop
[3634]	1124
[1]	1125	!
[3634]	1126	!-- Will be used at some point by flow_statistics.
[3658]	1127	!$ACC UPDATE &
[3634]	1128	!$ACC HOST(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	1129	!$ACC HOST(sums_us2_ws_l(nzb:nzt+1,0)) &
	1130	!$ACC HOST(sums_wsus_ws_l(nzb:nzt+1,0)) &
	1131	!$ACC HOST(sums_vs2_ws_l(nzb:nzt+1,0)) &
	1132	!$ACC HOST(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	1133	!$ACC HOST(sums_ws2_ws_l(nzb:nzt+1,0)) &
	1134	!$ACC HOST(sums_wspts_ws_l(nzb:nzt+1,0)) &
	1135	!$ACC HOST(sums_wssas_ws_l(nzb:nzt+1,0)) &
	1136	!$ACC HOST(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	1137	!$ACC HOST(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
	1138	!$ACC HOST(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	1139	!$ACC HOST(sums_wsncs_ws_l(nzb:nzt+1,0)) &
	1140	!$ACC HOST(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	1141	!$ACC HOST(sums_wsss_ws_l(nzb:nzt+1,0)) &
	1142	!$ACC HOST(sums_salsa_ws_l(nzb:nzt+1,0))
	1143
	1144	!
[4064]	1145	!-- If required, calculate radiative fluxes and heating rates
	1146	IF ( radiation .AND. time_since_reference_point > skip_time_do_radiation ) THEN
	1147
	1148	time_radiation = time_radiation + dt_3d
	1149
	1150	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) THEN
	1151
	1152	CALL cpu_log( log_point(50), 'radiation', 'start' )
	1153
	1154	IF ( .NOT. force_radiation_call ) THEN
	1155	time_radiation = time_radiation - dt_radiation
	1156	ENDIF
	1157
	1158	!
	1159	!-- Adjust the current time to the time step of the radiation model.
	1160	!-- Needed since radiation is pre-calculated and stored only on apparent
	1161	!-- solar positions
	1162	time_since_reference_point_save = time_since_reference_point
	1163	time_since_reference_point = REAL( FLOOR( time_since_reference_point / &
	1164	dt_radiation ), wp ) * dt_radiation
	1165
	1166	CALL radiation_control
	1167
	1168	IF ( ( urban_surface .OR. land_surface ) .AND. radiation_interactions ) THEN
	1169	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'start' )
	1170	CALL radiation_interaction
	1171	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'stop' )
	1172	ENDIF
	1173
	1174	!
	1175	!-- Return the current time to its original value
	1176	time_since_reference_point = time_since_reference_point_save
	1177
	1178	CALL cpu_log( log_point(50), 'radiation', 'stop' )
	1179
	1180	ENDIF
	1181	ENDIF
	1182
	1183	!
[2766]	1184	!-- If required, consider chemical emissions
[3820]	1185	IF ( air_chemistry .AND. emissions_anthropogenic ) THEN
[3298]	1186	!
	1187	!-- Update the time --> kanani: revise location of this CALL
	1188	CALL calc_date_and_time
	1189	!
	1190	!-- Call emission routine only once an hour
[4144]	1191	IF ( hour_of_year > hour_call_emis ) THEN
[3968]	1192	CALL chem_emissions_setup( chem_emis_att, chem_emis, n_matched_vars )
[3298]	1193	hour_call_emis = hour_of_year
	1194	ENDIF
[2766]	1195	ENDIF
[3864]	1196	!
	1197	!-- If required, consider aerosol emissions for the salsa model
	1198	IF ( salsa ) THEN
	1199	!
	1200	!-- Call emission routine to update emissions if needed
	1201	CALL salsa_emission_update
[3569]	1202
[3864]	1203	ENDIF
[2696]	1204	!
[3469]	1205	!-- If required, calculate indoor temperature, waste heat, heat flux
	1206	!-- through wall, etc.
[3744]	1207	!-- dt_indoor steers the frequency of the indoor model calculations.
	1208	!-- Note, at first timestep indoor model is called, in order to provide
	1209	!-- a waste heat flux.
[3647]	1210	IF ( indoor_model ) THEN
[3469]	1211
	1212	time_indoor = time_indoor + dt_3d
	1213
[3761]	1214	IF ( time_indoor >= dt_indoor .OR. current_timestep_number == 0 ) THEN
[3469]	1215
	1216	time_indoor = time_indoor - dt_indoor
	1217
	1218	CALL cpu_log( log_point(76), 'indoor_model', 'start' )
	1219	CALL im_main_heatcool
	1220	CALL cpu_log( log_point(76), 'indoor_model', 'stop' )
	1221
	1222	ENDIF
	1223	ENDIF
	1224	!
[1]	1225	!-- Increase simulation time and output times
[1111]	1226	nr_timesteps_this_run = nr_timesteps_this_run + 1
[291]	1227	current_timestep_number = current_timestep_number + 1
	1228	simulated_time = simulated_time + dt_3d
	1229	time_since_reference_point = simulated_time - coupling_start_time
[2941]	1230	simulated_time_chr = time_to_string( time_since_reference_point )
[291]	1231
[1957]	1232
	1233
[2941]	1234
[3646]	1235	IF ( time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1236	time_do_av = time_do_av + dt_3d
	1237	ENDIF
[3646]	1238	IF ( time_since_reference_point >= skip_time_do2d_xy ) THEN
[1]	1239	time_do2d_xy = time_do2d_xy + dt_3d
	1240	ENDIF
[3646]	1241	IF ( time_since_reference_point >= skip_time_do2d_xz ) THEN
[1]	1242	time_do2d_xz = time_do2d_xz + dt_3d
	1243	ENDIF
[3646]	1244	IF ( time_since_reference_point >= skip_time_do2d_yz ) THEN
[1]	1245	time_do2d_yz = time_do2d_yz + dt_3d
	1246	ENDIF
[3646]	1247	IF ( time_since_reference_point >= skip_time_do3d ) THEN
[1]	1248	time_do3d = time_do3d + dt_3d
	1249	ENDIF
[410]	1250	DO mid = 1, masks
[3646]	1251	IF ( time_since_reference_point >= skip_time_domask(mid) ) THEN
[410]	1252	time_domask(mid)= time_domask(mid) + dt_3d
	1253	ENDIF
	1254	ENDDO
[3646]	1255	IF ( time_since_reference_point >= skip_time_dosp ) THEN
[1]	1256	time_dosp = time_dosp + dt_3d
	1257	ENDIF
	1258	time_dots = time_dots + dt_3d
[849]	1259	IF ( .NOT. first_call_lpm ) THEN
[1]	1260	time_dopts = time_dopts + dt_3d
	1261	ENDIF
[3646]	1262	IF ( time_since_reference_point >= skip_time_dopr ) THEN
[1]	1263	time_dopr = time_dopr + dt_3d
	1264	ENDIF
[3467]	1265	time_dopr_listing = time_dopr_listing + dt_3d
[1]	1266	time_run_control = time_run_control + dt_3d
[3347]	1267	!
[3421]	1268	!-- Increment time-counter for surface output
[3648]	1269	IF ( surface_output ) THEN
[3646]	1270	IF ( time_since_reference_point >= skip_time_dosurf ) THEN
[3421]	1271	time_dosurf = time_dosurf + dt_3d
	1272	ENDIF
[3646]	1273	IF ( time_since_reference_point >= skip_time_dosurf_av ) THEN
[3421]	1274	time_dosurf_av = time_dosurf_av + dt_3d
	1275	ENDIF
	1276	ENDIF
	1277	!
[3988]	1278	!-- Increment time-counter for virtual measurements
	1279	IF ( virtual_measurement .AND. vm_time_start <= time_since_reference_point ) THEN
	1280	time_virtual_measurement = time_virtual_measurement + dt_3d
	1281	ENDIF
	1282	!
[3347]	1283	!-- In case of synthetic turbulence generation and parametrized turbulence
	1284	!-- information, update the time counter and if required, adjust the
	1285	!-- STG to new atmospheric conditions.
	1286	IF ( use_syn_turb_gen ) THEN
	1287	IF ( parametrize_inflow_turbulence ) THEN
	1288	time_stg_adjust = time_stg_adjust + dt_3d
[3719]	1289	IF ( time_stg_adjust >= dt_stg_adjust ) THEN
	1290	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
	1291	CALL stg_adjust
	1292	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
	1293	ENDIF
[3347]	1294	ENDIF
	1295	time_stg_call = time_stg_call + dt_3d
	1296	ENDIF
[1]	1297
	1298	!
[102]	1299	!-- Data exchange between coupled models
[3761]	1300	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled .AND. .NOT. vnested ) THEN
[102]	1301	time_coupling = time_coupling + dt_3d
[343]	1302
[108]	1303	!
	1304	!-- In case of model termination initiated by the local model
	1305	!-- (terminate_coupled > 0), the coupler must be skipped because it would
	1306	!-- cause an MPI intercomminucation hang.
	1307	!-- If necessary, the coupler will be called at the beginning of the
	1308	!-- next restart run.
[3761]	1309	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[102]	1310	CALL surface_coupler
	1311	time_coupling = time_coupling - dt_coupling
	1312	ENDDO
	1313	ENDIF
	1314
	1315	!
[3448]	1316	!-- Biometeorology calculation of stationary thermal indices
[3647]	1317	!-- Todo (kanani): biometeorology needs own time_... treatment.
	1318	!-- It might be that time_do2d_xy differs from time_do3d,
	1319	!-- and then we might get trouble with the biomet output,
	1320	!-- because we can have 2d and/or 3d biomet output!!
[3761]	1321	IF ( biometeorology &
	1322	.AND. ( ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) &
	1323	.OR. &
	1324	( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) &
[3647]	1325	) ) THEN
[3569]	1326	!
	1327	!-- If required, do thermal comfort calculations
	1328	IF ( thermal_comfort ) THEN
	1329	CALL bio_calculate_thermal_index_maps ( .FALSE. )
	1330	ENDIF
	1331	!
	1332	!-- If required, do UV exposure calculations
	1333	IF ( uv_exposure ) THEN
[4126]	1334	CALL bio_calculate_uv_exposure
[3569]	1335	ENDIF
[3448]	1336	ENDIF
	1337
	1338	!
[3684]	1339	!-- Execute alle other module actions routunes
	1340	CALL module_interface_actions( 'after_integration' )
[2817]	1341
	1342	!
[1]	1343	!-- If Galilei transformation is used, determine the distance that the
	1344	!-- model has moved so far
	1345	IF ( galilei_transformation ) THEN
	1346	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
	1347	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
	1348	ENDIF
	1349
	1350	!
	1351	!-- Check, if restart is necessary (because cpu-time is expiring or
	1352	!-- because it is forced by user) and set stop flag
[108]	1353	!-- This call is skipped if the remote model has already initiated a restart.
	1354	IF ( .NOT. terminate_run ) CALL check_for_restart
[1]	1355
	1356	!
	1357	!-- Carry out statistical analysis and output at the requested output times.
	1358	!-- The MOD function is used for calculating the output time counters (like
	1359	!-- time_dopr) in order to regard a possible decrease of the output time
	1360	!-- interval in case of restart runs
	1361
	1362	!
	1363	!-- Set a flag indicating that so far no statistics have been created
	1364	!-- for this time step
	1365	flow_statistics_called = .FALSE.
	1366
	1367	!
	1368	!-- If required, call flow_statistics for averaging in time
[3761]	1369	IF ( averaging_interval_pr /= 0.0_wp .AND. &
	1370	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
[3646]	1371	time_since_reference_point >= skip_time_dopr ) THEN
[1]	1372	time_dopr_av = time_dopr_av + dt_3d
	1373	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
	1374	do_sum = .TRUE.
[3761]	1375	time_dopr_av = MOD( time_dopr_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1376	ENDIF
	1377	ENDIF
	1378	IF ( do_sum ) CALL flow_statistics
	1379
	1380	!
[410]	1381	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
[3761]	1382	IF ( averaging_interval /= 0.0_wp .AND. &
	1383	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
	1384	time_since_reference_point >= skip_time_data_output_av ) &
[1]	1385	THEN
	1386	time_do_sla = time_do_sla + dt_3d
	1387	IF ( time_do_sla >= dt_averaging_input ) THEN
[3994]	1388	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1389	CALL doq_calculate
[3994]	1390
[1]	1391	CALL sum_up_3d_data
	1392	average_count_3d = average_count_3d + 1
	1393	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
	1394	ENDIF
	1395	ENDIF
[3421]	1396	!
	1397	!-- Average surface data
[3648]	1398	IF ( surface_output ) THEN
[3761]	1399	IF ( averaging_interval_surf /= 0.0_wp &
	1400	.AND. ( dt_dosurf_av - time_dosurf_av ) <= averaging_interval_surf &
[3647]	1401	.AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[3421]	1402	IF ( time_dosurf_av >= dt_averaging_input ) THEN
[3648]	1403	CALL surface_data_output_averaging
[3421]	1404	average_count_surf = average_count_surf + 1
	1405	ENDIF
	1406	ENDIF
	1407	ENDIF
[1]	1408
	1409	!
	1410	!-- Calculate spectra for time averaging
[3761]	1411	IF ( averaging_interval_sp /= 0.0_wp .AND. ( dt_dosp - time_dosp ) <= averaging_interval_sp&
	1412	.AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1413	time_dosp_av = time_dosp_av + dt_3d
	1414	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
	1415	CALL calc_spectra
[3761]	1416	time_dosp_av = MOD( time_dosp_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1417	ENDIF
	1418	ENDIF
	1419
	1420	!
[1957]	1421	!-- Call flight module and output data
	1422	IF ( virtual_flight ) THEN
	1423	CALL flight_measurement
	1424	CALL data_output_flight
	1425	ENDIF
[3472]	1426	!
	1427	!-- Take virtual measurements
[3988]	1428	IF ( virtual_measurement .AND. time_virtual_measurement >= dt_virtual_measurement &
	1429	.AND. vm_time_start <= time_since_reference_point ) THEN
[3704]	1430	CALL vm_sampling
	1431	CALL vm_data_output
[3988]	1432	time_virtual_measurement = MOD( time_virtual_measurement, &
	1433	MAX( dt_virtual_measurement, dt_3d ) )
[3704]	1434	ENDIF
[1957]	1435	!
[1]	1436	!-- Profile output (ASCII) on file
	1437	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
	1438	CALL print_1d
[3761]	1439	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, dt_3d ) )
[1]	1440	ENDIF
	1441
	1442	!
	1443	!-- Graphic output for PROFIL
[3761]	1444	IF ( time_dopr >= dt_dopr .AND. time_since_reference_point >= skip_time_dopr ) THEN
[1]	1445	IF ( dopr_n /= 0 ) CALL data_output_profiles
	1446	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
[1342]	1447	time_dopr_av = 0.0_wp ! due to averaging (see above)
[1]	1448	ENDIF
	1449
	1450	!
	1451	!-- Graphic output for time series
	1452	IF ( time_dots >= dt_dots ) THEN
[48]	1453	CALL data_output_tseries
[1]	1454	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
	1455	ENDIF
	1456
	1457	!
	1458	!-- Output of spectra (formatted for use with PROFIL), in case of no
	1459	!-- time averaging, spectra has to be calculated before
[3761]	1460	IF ( time_dosp >= dt_dosp .AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1461	IF ( average_count_sp == 0 ) CALL calc_spectra
	1462	CALL data_output_spectra
	1463	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
	1464	ENDIF
	1465
	1466	!
	1467	!-- 2d-data output (cross-sections)
[3761]	1468	IF ( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) THEN
[3994]	1469	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1470	CALL doq_calculate
[3994]	1471
[1]	1472	CALL data_output_2d( 'xy', 0 )
	1473	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
	1474	ENDIF
[3761]	1475	IF ( time_do2d_xz >= dt_do2d_xz .AND. time_since_reference_point >= skip_time_do2d_xz ) THEN
[3994]	1476	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
	1477
[4039]	1478	CALL doq_calculate
[1]	1479	CALL data_output_2d( 'xz', 0 )
	1480	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
	1481	ENDIF
[3761]	1482	IF ( time_do2d_yz >= dt_do2d_yz .AND. time_since_reference_point >= skip_time_do2d_yz ) THEN
[3994]	1483	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1484	CALL doq_calculate
[3994]	1485
[1]	1486	CALL data_output_2d( 'yz', 0 )
	1487	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
	1488	ENDIF
	1489
	1490	!
	1491	!-- 3d-data output (volume data)
[3761]	1492	IF ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) THEN
[3994]	1493	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1494	CALL doq_calculate
[3994]	1495
[1]	1496	CALL data_output_3d( 0 )
	1497	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
	1498	ENDIF
	1499
	1500	!
[1783]	1501	!-- Masked data output
[410]	1502	DO mid = 1, masks
[3761]	1503	IF ( time_domask(mid) >= dt_domask(mid) &
	1504	.AND. time_since_reference_point >= skip_time_domask(mid) ) THEN
[3994]	1505	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1506	CALL doq_calculate
[3994]	1507
[4069]	1508	CALL data_output_mask( 0, mid )
[3761]	1509	time_domask(mid) = MOD( time_domask(mid), MAX( dt_domask(mid), dt_3d ) )
[410]	1510	ENDIF
	1511	ENDDO
	1512
	1513	!
	1514	!-- Output of time-averaged 2d/3d/masked data
[3761]	1515	IF ( time_do_av >= dt_data_output_av &
	1516	.AND. time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1517	CALL average_3d_data
[3742]	1518	!
	1519	!-- Udate thermal comfort indices based on updated averaged input
	1520	IF ( biometeorology .AND. thermal_comfort ) THEN
	1521	CALL bio_calculate_thermal_index_maps ( .TRUE. )
	1522	ENDIF
[1]	1523	CALL data_output_2d( 'xy', 1 )
	1524	CALL data_output_2d( 'xz', 1 )
	1525	CALL data_output_2d( 'yz', 1 )
	1526	CALL data_output_3d( 1 )
[410]	1527	DO mid = 1, masks
[4069]	1528	CALL data_output_mask( 1, mid )
[410]	1529	ENDDO
[1]	1530	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
	1531	ENDIF
[3421]	1532	!
	1533	!-- Output of surface data, instantaneous and averaged data
[3648]	1534	IF ( surface_output ) THEN
[3761]	1535	IF ( time_dosurf >= dt_dosurf .AND. time_since_reference_point >= skip_time_dosurf ) THEN
[3648]	1536	CALL surface_data_output( 0 )
[3421]	1537	time_dosurf = MOD( time_dosurf, MAX( dt_dosurf, dt_3d ) )
	1538	ENDIF
[3761]	1539	IF ( time_dosurf_av >= dt_dosurf_av .AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[3648]	1540	CALL surface_data_output( 1 )
[3421]	1541	time_dosurf_av = MOD( time_dosurf_av, MAX( dt_dosurf_av, dt_3d ) )
	1542	ENDIF
	1543	ENDIF
[1]	1544
	1545	!
	1546	!-- Output of particle time series
[253]	1547	IF ( particle_advection ) THEN
[3761]	1548	IF ( time_dopts >= dt_dopts .OR. &
	1549	( time_since_reference_point >= particle_advection_start .AND. &
[849]	1550	first_call_lpm ) ) THEN
[4017]	1551	CALL lpm_data_output_ptseries
[253]	1552	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
	1553	ENDIF
[1]	1554	ENDIF
	1555
	1556	!
[3719]	1557	!-- If required, set the heat flux for the next time step to a random value
[2232]	1558	IF ( constant_heatflux .AND. random_heatflux ) THEN
[3719]	1559	IF ( surf_def_h(0)%ns >= 1 ) THEN
	1560	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1561	CALL disturb_heatflux( surf_def_h(0) )
	1562	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1563	ENDIF
	1564	IF ( surf_lsm_h%ns >= 1 ) THEN
	1565	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1566	CALL disturb_heatflux( surf_lsm_h )
	1567	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1568	ENDIF
	1569	IF ( surf_usm_h%ns >= 1 ) THEN
	1570	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1571	CALL disturb_heatflux( surf_usm_h )
	1572	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1573	ENDIF
[2232]	1574	ENDIF
[1]	1575
	1576	!
[3684]	1577	!-- Execute alle other module actions routunes
	1578	CALL module_interface_actions( 'after_timestep' )
[2817]	1579
	1580	!
[1918]	1581	!-- Determine size of next time step. Save timestep dt_3d because it is
	1582	!-- newly calculated in routine timestep, but required further below for
	1583	!-- steering the run control output interval
	1584	dt_3d_old = dt_3d
	1585	CALL timestep
	1586
	1587	!
[1925]	1588	!-- Synchronize the timestep in case of nested run.
	1589	IF ( nested_run ) THEN
	1590	!
	1591	!-- Synchronize by unifying the time step.
	1592	!-- Global minimum of all time-steps is used for all.
	1593	CALL pmci_synchronize
	1594	ENDIF
	1595
	1596	!
[1918]	1597	!-- Computation and output of run control parameters.
	1598	!-- This is also done whenever perturbations have been imposed
[3761]	1599	IF ( time_run_control >= dt_run_control .OR. &
	1600	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
[1918]	1601	THEN
	1602	CALL run_control
	1603	IF ( time_run_control >= dt_run_control ) THEN
[3761]	1604	time_run_control = MOD( time_run_control, MAX( dt_run_control, dt_3d_old ) )
[1918]	1605	ENDIF
	1606	ENDIF
	1607
	1608	!
[1402]	1609	!-- Output elapsed simulated time in form of a progress bar on stdout
	1610	IF ( myid == 0 ) CALL output_progress_bar
	1611
[1]	1612	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
	1613
[667]	1614
[1]	1615	ENDDO ! time loop
[3448]	1616
[3761]	1617	#if defined( _OPENACC )
[3658]	1618	CALL exit_surface_arrays
	1619	#endif
[3634]	1620	!$ACC END DATA
	1621	!$ACC END DATA
	1622	!$ACC END DATA
	1623	!$ACC END DATA
	1624	!$ACC END DATA
	1625	!$ACC END DATA
	1626	!$ACC END DATA
	1627
[3347]	1628	!
[2365]	1629	!-- Vertical nesting: Deallocate variables initialized for vertical nesting
	1630	IF ( vnest_init ) CALL vnest_deallocate
	1631
[1402]	1632	IF ( myid == 0 ) CALL finish_progress_bar
	1633
[3885]	1634	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'finished' )
[1384]	1635
[1]	1636	END SUBROUTINE time_integration

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