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source: palm/trunk/SOURCE/parin.f90 @ 4336

Last change on this file since 4336 was 4301, checked in by oliver.maas, 5 years ago
Deleted parameter recycling_yshift. y-shift in case of non-cyclic boundary conditions and turbulent_inflow = .TRUE. is now steered by parameter y_shift, that is also used in case of cyclic boundary conditions.
Property svn:keywords set to `Id`
File size: 35.1 KB

Line
1	!> @file parin.f90
2	!------------------------------------------------------------------------------!
3	! This file is part of the PALM model system.
4	!
5	! PALM is free software: you can redistribute it and/or modify it under the
6	! terms of the GNU General Public License as published by the Free Software
7	! Foundation, either version 3 of the License, or (at your option) any later
8	! version.
9	!
10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
13	!
14	! You should have received a copy of the GNU General Public License along with
15	! PALM. If not, see <http://www.gnu.org/licenses/>.
16	!
17	! Copyright 1997-2019 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: parin.f90 4301 2019-11-22 12:09:09Z raasch $
27	! removed recycling_yshift
28	!
29	! 4227 2019-09-10 18:04:34Z gronemeier
30	! implement new palm_date_time_mod
31	!
32	! 4146 2019-08-07 07:47:36Z gronemeier
33	! added rotation_angle to initialization_parameters
34	!
35	! 4191 2019-08-27 15:45:07Z gronemeier
36	! bugfix: add recycling_method_for_thermodynamic_quantities to inipar namelist
37	!
38	! 4183 2019-08-23 07:33:16Z oliver.maas
39	! replaced recycle_absolute_quantities by recycling_method_for_thermodynamic_quantities
40	!
41	! 4182 2019-08-22 15:20:23Z scharf
42	! Corrected "Former revisions" section
43	!
44	! 4176 2019-08-20 14:10:41Z oliver.maas
45	! added recycle_absolute_quantities to initialization_parameters namelist
46	!
47	! 4173 2019-08-20 12:04:06Z gronemeier
48	! add vdi_internal_controls
49	!
50	! 4131 2019-08-02 11:06:18Z monakurppa
51	! Allocate hom and hom_sum to allow profile output for salsa variables.
52	!
53	! 4079 2019-07-09 18:04:41Z suehring
54	! +monotonic_limiter_z
55	!
56	! 4022 2019-06-12 11:52:39Z suehring
57	! Change default top boundary condition for pressure to Neumann in offline
58	! nesting case
59	!
60	! 4017 2019-06-06 12:16:46Z schwenkel
61	! Introduce alternative switch for debug output during timestepping
62	!
63	! 3885 2019-04-11 11:29:34Z kanani
64	! Changes related to global restructuring of location messages and introduction
65	! of additional debug messages
66	!
67	! 3806 2019-03-21 12:45:50Z raasch
68	! additional check for lateral boundary conditions added
69	!
70	! 3747 2019-02-16 15:15:23Z gronemeier
71	! removed setting of parameter region
72	!
73	! 3746 2019-02-16 12:41:27Z gronemeier
74	! Removed most_method
75	!
76	! 3649 2019-01-02 16:52:21Z suehring
77	! Delete debug-print statements
78	!
79	! Revision 1.1 1997/07/24 11:22:50 raasch
80	! Initial revision
81	!
82	!
83	! Description:
84	! ------------
85	!> This subroutine reads variables controling the run from the NAMELIST files
86	!>
87	!> @todo: Revise max_pr_cs (profiles for chemistry)
88	!------------------------------------------------------------------------------!
89	SUBROUTINE parin
90
91
92	USE arrays_3d, &
93	ONLY: pt_init, q_init, ref_state, s_init, sa_init, &
94	ug, u_init, v_init, vg
95
96	USE chem_modules
97
98	USE control_parameters
99
100	USE cpulog, &
101	ONLY: cpu_log_barrierwait
102
103	USE grid_variables, &
104	ONLY: dx, dy
105
106	USE indices, &
107	ONLY: nx, ny, nz
108
109	USE kinds
110
111	USE model_1d_mod, &
112	ONLY: damp_level_1d, dt_pr_1d, dt_run_control_1d, end_time_1d
113
114	USE module_interface, &
115	ONLY: module_interface_parin
116
117	USE netcdf_interface, &
118	ONLY: netcdf_data_format, netcdf_deflate, netcdf_precision
119
120	USE pegrid
121
122	USE pmc_interface, &
123	ONLY: nested_run, nesting_mode
124
125	USE profil_parameter, &
126	ONLY: cross_profiles, profile_columns, profile_rows
127
128	USE progress_bar, &
129	ONLY : progress_bar_disabled
130
131	USE read_restart_data_mod, &
132	ONLY: rrd_global
133
134	USE statistics, &
135	ONLY: hom, hom_sum, pr_palm, statistic_regions
136
137	USE turbulence_closure_mod, &
138	ONLY: rans_const_c, rans_const_sigma
139
140	USE vertical_nesting_mod, &
141	ONLY: vnest_start_time
142
143
144	IMPLICIT NONE
145
146	CHARACTER (LEN=80) :: line !< dummy string that contains the current line of the parameter file
147
148	INTEGER(iwp) :: global_id !< process id with respect to MPI_COMM_WORLD
149	INTEGER(iwp) :: global_procs !< # of procs with respect to MPI_COMM_WORLD
150	INTEGER(iwp) :: i !<
151	INTEGER(iwp) :: ioerr !< error flag for open/read/write
152
153	NAMELIST /inipar/ alpha_surface, approximation, bc_e_b, &
154	bc_lr, bc_ns, bc_p_b, bc_p_t, bc_pt_b, bc_pt_t, bc_q_b, &
155	bc_q_t,bc_s_b, bc_s_t, bc_uv_b, bc_uv_t, &
156	building_height, building_length_x, &
157	building_length_y, building_wall_left, building_wall_south, &
158	calc_soil_moisture_during_spinup, &
159	call_psolver_at_all_substeps, &
160	canyon_height, &
161	canyon_width_x, canyon_width_y, canyon_wall_left, &
162	canyon_wall_south, cfl_factor, cloud_droplets, &
163	collective_wait, complex_terrain, &
164	conserve_volume_flow, &
165	conserve_volume_flow_mode, constant_flux_layer, &
166	coupling_start_time, &
167	cycle_mg, damp_level_1d, &
168	data_output_during_spinup, &
169	origin_date_time, &
170	dissipation_1d, &
171	dp_external, dp_level_b, dp_smooth, dpdxy, &
172	dt, dt_pr_1d, dt_run_control_1d, dt_spinup, dx, dy, dz, dz_max, &
173	dz_stretch_factor, dz_stretch_level, dz_stretch_level_start, &
174	dz_stretch_level_end, end_time_1d, ensemble_member_nr, e_init, &
175	e_min, fft_method, flux_input_mode, flux_output_mode, &
176	galilei_transformation, humidity, &
177	inflow_damping_height, inflow_damping_width, &
178	inflow_disturbance_begin, inflow_disturbance_end, &
179	initializing_actions, km_constant, &
180	large_scale_forcing, large_scale_subsidence, latitude, &
181	longitude, &
182	loop_optimization, lsf_exception, masking_method, mg_cycles, &
183	mg_switch_to_pe0_level, mixing_length_1d, momentum_advec, &
184	monotonic_limiter_z, &
185	netcdf_precision, neutral, ngsrb, &
186	nsor, nsor_ini, nudging, nx, ny, nz, ocean_mode, omega, &
187	omega_sor, outflow_source_plane, passive_scalar, &
188	prandtl_number, psolver, pt_damping_factor, &
189	pt_damping_width, pt_reference, pt_surface, &
190	pt_surface_initial_change, pt_vertical_gradient, &
191	pt_vertical_gradient_level, q_surface, q_surface_initial_change, &
192	q_vertical_gradient, q_vertical_gradient_level, &
193	random_generator, random_heatflux, rans_const_c, rans_const_sigma,&
194	rayleigh_damping_factor, rayleigh_damping_height, &
195	recycling_method_for_thermodynamic_quantities, recycling_width, &
196	reference_state, residual_limit, &
197	rotation_angle, &
198	roughness_length, &
199	scalar_advec, &
200	scalar_rayleigh_damping, &
201	spinup_time, spinup_pt_amplitude, spinup_pt_mean, &
202	statistic_regions, subs_vertical_gradient, &
203	subs_vertical_gradient_level, surface_heatflux, surface_pressure, &
204	surface_scalarflux, surface_waterflux, &
205	s_surface, s_surface_initial_change, s_vertical_gradient, &
206	s_vertical_gradient_level, timestep_scheme, &
207	topography, topography_grid_convention, top_heatflux, &
208	top_momentumflux_u, top_momentumflux_v, &
209	top_scalarflux, transpose_compute_overlap, &
210	tunnel_height, tunnel_length, tunnel_width_x, tunnel_width_y, &
211	tunnel_wall_depth, turbulence_closure, &
212	turbulent_inflow, turbulent_outflow, &
213	use_subsidence_tendencies, ug_surface, ug_vertical_gradient, &
214	use_free_convection_scaling, &
215	ug_vertical_gradient_level, use_surface_fluxes, use_cmax, &
216	use_top_fluxes, use_ug_for_galilei_tr, use_upstream_for_tke, &
217	uv_heights, u_bulk, u_profile, vdi_checks, vg_surface, &
218	vg_vertical_gradient, &
219	vg_vertical_gradient_level, v_bulk, v_profile,&
220	wall_adjustment, wall_heatflux, wall_humidityflux, &
221	wall_scalarflux, y_shift, zeta_max, zeta_min, &
222	z0h_factor
223
224	NAMELIST /initialization_parameters/ alpha_surface, &
225	approximation, bc_e_b, &
226	bc_lr, bc_ns, bc_p_b, bc_p_t, bc_pt_b, bc_pt_t, bc_q_b, &
227	bc_q_t,bc_s_b, bc_s_t, bc_uv_b, bc_uv_t, &
228	building_height, building_length_x, &
229	building_length_y, building_wall_left, building_wall_south, &
230	calc_soil_moisture_during_spinup, &
231	call_psolver_at_all_substeps, &
232	canyon_height, &
233	canyon_width_x, canyon_width_y, canyon_wall_left, &
234	canyon_wall_south, cfl_factor, cloud_droplets, &
235	collective_wait, complex_terrain, &
236	conserve_volume_flow, &
237	conserve_volume_flow_mode, constant_flux_layer, &
238	coupling_start_time, &
239	cycle_mg, damp_level_1d, &
240	data_output_during_spinup, &
241	origin_date_time, &
242	dissipation_1d, &
243	dp_external, dp_level_b, dp_smooth, dpdxy, &
244	dt, dt_pr_1d, dt_run_control_1d, dt_spinup, dx, dy, dz, dz_max, &
245	dz_stretch_factor, dz_stretch_level, dz_stretch_level_start, &
246	dz_stretch_level_end, end_time_1d, ensemble_member_nr, e_init, &
247	e_min, fft_method, flux_input_mode, flux_output_mode, &
248	galilei_transformation, humidity, &
249	inflow_damping_height, inflow_damping_width, &
250	inflow_disturbance_begin, inflow_disturbance_end, &
251	initializing_actions, km_constant, &
252	large_scale_forcing, large_scale_subsidence, latitude, &
253	longitude, &
254	loop_optimization, lsf_exception, masking_method, mg_cycles, &
255	mg_switch_to_pe0_level, mixing_length_1d, momentum_advec, &
256	monotonic_limiter_z, &
257	netcdf_precision, neutral, ngsrb, &
258	nsor, nsor_ini, nudging, nx, ny, nz, ocean_mode, omega, &
259	omega_sor, outflow_source_plane, passive_scalar, &
260	prandtl_number, psolver, pt_damping_factor, &
261	pt_damping_width, pt_reference, pt_surface, &
262	pt_surface_initial_change, pt_vertical_gradient, &
263	pt_vertical_gradient_level, q_surface, q_surface_initial_change, &
264	q_vertical_gradient, q_vertical_gradient_level, &
265	random_generator, random_heatflux, rans_const_c, rans_const_sigma,&
266	rayleigh_damping_factor, rayleigh_damping_height, &
267	recycling_method_for_thermodynamic_quantities, recycling_width, &
268	reference_state, residual_limit, &
269	rotation_angle, &
270	roughness_length, scalar_advec, &
271	scalar_rayleigh_damping, &
272	spinup_time, spinup_pt_amplitude, spinup_pt_mean, &
273	statistic_regions, subs_vertical_gradient, &
274	subs_vertical_gradient_level, surface_heatflux, surface_pressure, &
275	surface_scalarflux, surface_waterflux, &
276	s_surface, s_surface_initial_change, s_vertical_gradient, &
277	s_vertical_gradient_level, timestep_scheme, &
278	topography, topography_grid_convention, top_heatflux, &
279	top_momentumflux_u, top_momentumflux_v, &
280	top_scalarflux, transpose_compute_overlap, &
281	tunnel_height, tunnel_length, tunnel_width_x, tunnel_width_y, &
282	tunnel_wall_depth, turbulence_closure, &
283	turbulent_inflow, turbulent_outflow, &
284	use_subsidence_tendencies, ug_surface, ug_vertical_gradient, &
285	ug_vertical_gradient_level, use_surface_fluxes, use_cmax, &
286	use_top_fluxes, use_ug_for_galilei_tr, use_upstream_for_tke, &
287	use_free_convection_scaling, &
288	uv_heights, u_bulk, u_profile, vdi_checks, &
289	vg_surface, vg_vertical_gradient, &
290	vg_vertical_gradient_level, v_bulk, v_profile, &
291	wall_adjustment, wall_heatflux, wall_humidityflux, &
292	wall_scalarflux, y_shift, zeta_max, zeta_min, z0h_factor
293
294	NAMELIST /d3par/ averaging_interval, averaging_interval_pr, &
295	cpu_log_barrierwait, create_disturbances, &
296	cross_profiles, data_output, data_output_masks, &
297	data_output_pr, data_output_2d_on_each_pe, &
298	debug_output, &
299	debug_output_timestep, &
300	disturbance_amplitude, &
301	disturbance_energy_limit, disturbance_level_b, &
302	disturbance_level_t, do2d_at_begin, do3d_at_begin, &
303	dt, dt_averaging_input, dt_averaging_input_pr, &
304	dt_coupling, dt_data_output, dt_data_output_av, dt_disturb, &
305	dt_domask, dt_dopr, dt_dopr_listing, dt_dots, dt_do2d_xy, &
306	dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_max, dt_restart, &
307	dt_run_control,end_time, force_print_header, mask_k_over_surface, &
308	mask_scale_x, &
309	mask_scale_y, mask_scale_z, mask_x, mask_y, mask_z, mask_x_loop, &
310	mask_y_loop, mask_z_loop, netcdf_data_format, netcdf_deflate, &
311	normalizing_region, npex, npey, nz_do3d, &
312	profile_columns, profile_rows, &
313	restart_time, section_xy, section_xz, section_yz, &
314	skip_time_data_output, skip_time_data_output_av, skip_time_dopr, &
315	skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, &
316	skip_time_do3d, skip_time_domask, synchronous_exchange, &
317	termination_time_needed, vnest_start_time
318
319	NAMELIST /runtime_parameters/ averaging_interval, averaging_interval_pr, &
320	cpu_log_barrierwait, create_disturbances, &
321	cross_profiles, data_output, data_output_masks, &
322	data_output_pr, data_output_2d_on_each_pe, &
323	debug_output, &
324	debug_output_timestep, &
325	disturbance_amplitude, &
326	disturbance_energy_limit, disturbance_level_b, &
327	disturbance_level_t, do2d_at_begin, do3d_at_begin, &
328	dt, dt_averaging_input, dt_averaging_input_pr, &
329	dt_coupling, dt_data_output, dt_data_output_av, dt_disturb, &
330	dt_domask, dt_dopr, dt_dopr_listing, dt_dots, dt_do2d_xy, &
331	dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_max, dt_restart, &
332	dt_run_control,end_time, force_print_header, mask_k_over_surface, &
333	mask_scale_x, &
334	mask_scale_y, mask_scale_z, mask_x, mask_y, mask_z, mask_x_loop, &
335	mask_y_loop, mask_z_loop, netcdf_data_format, netcdf_deflate, &
336	normalizing_region, npex, npey, nz_do3d, &
337	profile_columns, profile_rows, &
338	restart_time, section_xy, section_xz, section_yz, &
339	skip_time_data_output, skip_time_data_output_av, skip_time_dopr, &
340	skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, &
341	skip_time_do3d, skip_time_domask, synchronous_exchange, &
342	termination_time_needed, vnest_start_time
343
344	NAMELIST /envpar/ progress_bar_disabled, host, &
345	maximum_cpu_time_allowed, maximum_parallel_io_streams, &
346	read_svf, revision, run_identifier, tasks_per_node, &
347	write_binary, write_svf
348
349	!
350	!-- First read values of environment variables (this NAMELIST file is
351	!-- generated by palmrun)
352	CALL location_message( 'reading environment parameters from ENVPAR', 'start' )
353
354	OPEN ( 90, FILE='ENVPAR', STATUS='OLD', FORM='FORMATTED', IOSTAT=ioerr )
355
356	IF ( ioerr /= 0 ) THEN
357	message_string = 'local file ENVPAR not found' // &
358	'&some variables for steering may not be properly set'
359	CALL message( 'parin', 'PA0276', 0, 1, 0, 6, 0 )
360	ELSE
361	READ ( 90, envpar, IOSTAT=ioerr )
362	IF ( ioerr < 0 ) THEN
363	message_string = 'no envpar-NAMELIST found in local file ' // &
364	'ENVPAR& or some variables for steering may ' // &
365	'not be properly set'
366	CALL message( 'parin', 'PA0278', 0, 1, 0, 6, 0 )
367	ELSEIF ( ioerr > 0 ) THEN
368	message_string = 'errors in local file ENVPAR' // &
369	'&some variables for steering may not be properly set'
370	CALL message( 'parin', 'PA0277', 0, 1, 0, 6, 0 )
371	ENDIF
372	CLOSE ( 90 )
373	ENDIF
374
375	CALL location_message( 'reading environment parameters from ENVPAR', 'finished' )
376	!
377	!-- Calculate the number of groups into which parallel I/O is split.
378	!-- The default for files which are opened by all PEs (or where each
379	!-- PE opens his own independent file) is, that all PEs are doing input/output
380	!-- in parallel at the same time. This might cause performance or even more
381	!-- severe problems depending on the configuration of the underlying file
382	!-- system.
383	!-- Calculation of the number of blocks and the I/O group must be based on all
384	!-- PEs involved in this run. Since myid and numprocs are related to the
385	!-- comm2d communicator, which gives only a subset of all PEs in case of
386	!-- nested runs, that information must be inquired again from the global
387	!-- communicator.
388	!-- First, set the default:
389	#if defined( __parallel )
390	CALL MPI_COMM_RANK( MPI_COMM_WORLD, global_id, ierr )
391	CALL MPI_COMM_SIZE( MPI_COMM_WORLD, global_procs, ierr )
392	#else
393	global_id = 0
394	global_procs = 1
395	#endif
396	IF ( maximum_parallel_io_streams == -1 .OR. &
397	maximum_parallel_io_streams > global_procs ) THEN
398	maximum_parallel_io_streams = global_procs
399	ENDIF
400	!
401	!-- Now calculate the number of io_blocks and the io_group to which the
402	!-- respective PE belongs. I/O of the groups is done in serial, but in parallel
403	!-- for all PEs belonging to the same group.
404	io_blocks = global_procs / maximum_parallel_io_streams
405	io_group = MOD( global_id+1, io_blocks )
406
407	CALL location_message( 'reading NAMELIST parameters from PARIN', 'start' )
408	!
409	!-- Data is read in parallel by groups of PEs
410	DO i = 0, io_blocks-1
411	IF ( i == io_group ) THEN
412
413	!
414	!-- Open the NAMELIST-file which is send with this job
415	CALL check_open( 11 )
416
417	!
418	!-- Read the control parameters for initialization.
419	!-- The namelist "inipar" must be provided in the NAMELIST-file.
420	READ ( 11, initialization_parameters, ERR=10, END=11 )
421	GOTO 14
422
423	10 BACKSPACE( 11 )
424	READ( 11 , '(A)') line
425	CALL parin_fail_message( 'initialization_parameters', line )
426
427	11 REWIND ( 11 )
428	READ ( 11, inipar, ERR=12, END=13 )
429
430	message_string = 'namelist inipar is deprecated and will be ' // &
431	'removed in near future. & Please use namelist ' // &
432	'initialization_parameters instead'
433	CALL message( 'parin', 'PA0017', 0, 1, 0, 6, 0 )
434
435	GOTO 14
436
437	12 BACKSPACE( 11 )
438	READ( 11 , '(A)') line
439	CALL parin_fail_message( 'inipar', line )
440
441	13 message_string = 'no initialization_parameters-namelist found'
442	CALL message( 'parin', 'PA0272', 1, 2, 0, 6, 0 )
443
444	!
445	!-- Try to read runtime parameters given by the user for this run
446	!-- (namelist "runtime_parameters"). The namelist "runtime_parmeters"
447	!-- can be omitted. In that case default values are used for the
448	!-- parameters.
449	14 line = ' '
450
451	REWIND ( 11 )
452	line = ' '
453	DO WHILE ( INDEX( line, '&runtime_parameters' ) == 0 )
454	READ ( 11, '(A)', END=16 ) line
455	ENDDO
456	BACKSPACE ( 11 )
457
458	!
459	!-- Read namelist
460	READ ( 11, runtime_parameters, ERR = 15 )
461	GOTO 18
462
463	15 BACKSPACE( 11 )
464	READ( 11 , '(A)') line
465	CALL parin_fail_message( 'runtime_parameters', line )
466
467	16 REWIND ( 11 )
468	line = ' '
469	DO WHILE ( INDEX( line, '&d3par' ) == 0 )
470	READ ( 11, '(A)', END=18 ) line
471	ENDDO
472	BACKSPACE ( 11 )
473
474	!
475	!-- Read namelist
476	READ ( 11, d3par, ERR = 17, END = 18 )
477
478	message_string = 'namelist d3par is deprecated and will be ' // &
479	'removed in near future. &Please use namelist ' // &
480	'runtime_parameters instead'
481	CALL message( 'parin', 'PA0487', 0, 1, 0, 6, 0 )
482
483	GOTO 18
484
485	17 BACKSPACE( 11 )
486	READ( 11 , '(A)') line
487	CALL parin_fail_message( 'd3par', line )
488
489	18 CONTINUE
490
491	!
492	!-- Check for module namelists and read them
493	CALL module_interface_parin
494
495	!
496	!-- If required, read control parameters from restart file (produced by
497	!-- a prior run). All PEs are reading from file created by PE0 (see
498	!-- check_open)
499	IF ( TRIM( initializing_actions ) == 'read_restart_data' ) THEN
500
501	CALL rrd_global
502	!
503	!-- Increment the run count
504	runnr = runnr + 1
505	!
506	!-- In case of a restart run, the number of user-defined profiles on
507	!-- the restart file (already stored in max_pr_user) has to match the
508	!-- one given for the current run. max_pr_user_tmp is calculated in
509	!-- user_parin and max_pr_user is read in via rrd_global.
510	IF ( max_pr_user /= max_pr_user_tmp ) THEN
511	WRITE( message_string, * ) 'the number of user-defined ', &
512	'profiles given in data_output_pr (', max_pr_user_tmp, &
513	') does not match the one ', &
514	'found in the restart file (', max_pr_user, ')'
515	CALL message( 'user_parin', 'UI0009', 1, 2, 0, 6, 0 )
516	ENDIF
517	ELSE
518	max_pr_user = max_pr_user_tmp
519	ENDIF
520	!
521	!-- Activate spinup
522	IF ( land_surface .OR. urban_surface ) THEN
523	IF ( spinup_time > 0.0_wp ) THEN
524	coupling_start_time = spinup_time
525	time_since_reference_point = simulated_time - coupling_start_time
526	IF ( spinup_pt_mean == 9999999.9_wp ) THEN
527	spinup_pt_mean = pt_surface
528	ENDIF
529	end_time = end_time + spinup_time
530	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
531	spinup = .TRUE.
532	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' &
533	.AND. time_since_reference_point > 0.0_wp ) THEN
534	data_output_during_spinup = .FALSE. !< required for correct ntdim calculation
535	!< in check_parameters for restart run
536	ENDIF
537	ENDIF
538	ENDIF
539
540	!
541	!-- In case of nested runs, explicitly set nesting boundary conditions.
542	!-- This will overwrite the user settings and basic defaults.
543	!-- bc_lr and bc_ns always need to be cyclic for vertical nesting.
544	IF ( nested_run ) THEN
545	IF ( nesting_mode == 'vertical' ) THEN
546	IF (bc_lr /= 'cyclic' .OR. bc_ns /= 'cyclic' ) THEN
547	WRITE ( message_string, *) 'bc_lr and bc_ns were set to ,', &
548	'cyclic for vertical nesting'
549	CALL message( 'parin', 'PA0428', 0, 0, 0, 6, 0 )
550	bc_lr = 'cyclic'
551	bc_ns = 'cyclic'
552	ENDIF
553	IF ( child_domain ) THEN
554	bc_uv_t = 'nested'
555	bc_pt_t = 'nested'
556	bc_q_t = 'nested'
557	bc_s_t = 'nested'
558	bc_cs_t = 'nested'
559	bc_p_t = 'neumann'
560	ENDIF
561	!
562	!-- For other nesting modes only set boundary conditions for
563	!-- nested domains.
564	ELSE
565	IF ( child_domain ) THEN
566	bc_lr = 'nested'
567	bc_ns = 'nested'
568	bc_uv_t = 'nested'
569	bc_pt_t = 'nested'
570	bc_q_t = 'nested'
571	bc_s_t = 'nested'
572	bc_cs_t = 'nested'
573	bc_p_t = 'neumann'
574	ENDIF
575	ENDIF
576	ENDIF
577	!
578	!-- Set boundary conditions also in case the model is offline-nested in
579	!-- larger-scale models.
580	IF ( nesting_offline ) THEN
581	bc_lr = 'nesting_offline'
582	bc_ns = 'nesting_offline'
583	bc_uv_t = 'nesting_offline'
584	bc_pt_t = 'nesting_offline'
585	bc_q_t = 'nesting_offline'
586	! bc_s_t = 'nesting_offline' ! scalar boundary condition is not clear yet
587	! bc_cs_t = 'nesting_offline' ! same for chemical species
588	bc_p_t = 'neumann'
589	ENDIF
590
591	!
592	!-- In case of nested runs, make sure that initializing_actions =
593	!-- 'set_constant_profiles' even though the constant-profiles
594	!-- initializations for the prognostic variables will be overwritten
595	!-- by pmci_child_initialize and pmci_parent_initialize. This is,
596	!-- however, important e.g. to make sure that diagnostic variables
597	!-- are set properly. An exception is made in case of restart runs and
598	!-- if user decides to do everything by its own.
599	IF ( child_domain .AND. .NOT. ( &
600	TRIM( initializing_actions ) == 'read_restart_data' .OR. &
601	TRIM( initializing_actions ) == 'set_constant_profiles' .OR. &
602	TRIM( initializing_actions ) == 'by_user' ) ) THEN
603	message_string = 'initializing_actions = ' // &
604	TRIM( initializing_actions ) // ' has been ' // &
605	'changed to set_constant_profiles in child ' // &
606	'domain.'
607	CALL message( 'parin', 'PA0492', 0, 0, 0, 6, 0 )
608
609	initializing_actions = 'set_constant_profiles'
610	ENDIF
611	!
612	!-- Check validity of lateral boundary conditions. This has to be done
613	!-- here because they are already used in init_pegrid and init_grid and
614	!-- therefore cannot be check in check_parameters
615	IF ( bc_lr /= 'cyclic' .AND. bc_lr /= 'dirichlet/radiation' .AND. &
616	bc_lr /= 'radiation/dirichlet' .AND. bc_lr /= 'nested' .AND. &
617	bc_lr /= 'nesting_offline' ) THEN
618	message_string = 'unknown boundary condition: bc_lr = "' // &
619	TRIM( bc_lr ) // '"'
620	CALL message( 'parin', 'PA0049', 1, 2, 0, 6, 0 )
621	ENDIF
622	IF ( bc_ns /= 'cyclic' .AND. bc_ns /= 'dirichlet/radiation' .AND. &
623	bc_ns /= 'radiation/dirichlet' .AND. bc_ns /= 'nested' .AND. &
624	bc_ns /= 'nesting_offline' ) THEN
625	message_string = 'unknown boundary condition: bc_ns = "' // &
626	TRIM( bc_ns ) // '"'
627	CALL message( 'parin', 'PA0050', 1, 2, 0, 6, 0 )
628	ENDIF
629	!
630	!-- Set internal variables used for speed optimization in if clauses
631	IF ( bc_lr /= 'cyclic' ) bc_lr_cyc = .FALSE.
632	IF ( bc_lr == 'dirichlet/radiation' ) bc_lr_dirrad = .TRUE.
633	IF ( bc_lr == 'radiation/dirichlet' ) bc_lr_raddir = .TRUE.
634	IF ( bc_ns /= 'cyclic' ) bc_ns_cyc = .FALSE.
635	IF ( bc_ns == 'dirichlet/radiation' ) bc_ns_dirrad = .TRUE.
636	IF ( bc_ns == 'radiation/dirichlet' ) bc_ns_raddir = .TRUE.
637	!
638	!-- Radiation-Dirichlet conditions are allowed along one of the horizontal directions only.
639	!-- In general, such conditions along x and y may work, but require a) some code changes
640	!-- (e.g. concerning allocation of c_u, c_v ... arrays), and b) a careful model setup by the
641	!-- user, in order to guarantee that there is a clearly defined outflow at two sides.
642	!-- Otherwise, the radiation condition may produce wrong results.
643	IF ( ( bc_lr_dirrad .OR. bc_lr_raddir ) .AND. ( bc_ns_dirrad .OR. bc_ns_raddir ) ) THEN
644	message_string = 'bc_lr = "' // TRIM( bc_lr ) // '" and bc_ns = "' // &
645	TRIM( bc_ns ) // '" are not allowed to be set at the same time'
646	CALL message( 'parin', 'PA0589', 1, 2, 0, 6, 0 )
647	ENDIF
648	!
649	!-- Check in case of initial run, if the grid point numbers are well
650	!-- defined and allocate some arrays which are already needed in
651	!-- init_pegrid or check_parameters. During restart jobs, these arrays
652	!-- will be allocated in rrd_global. All other arrays are allocated
653	!-- in init_3d_model.
654	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
655
656	IF ( nx <= 0 ) THEN
657	WRITE( message_string, * ) 'no value or wrong value given', &
658	' for nx: nx=', nx
659	CALL message( 'parin', 'PA0273', 1, 2, 0, 6, 0 )
660	ENDIF
661	IF ( ny <= 0 ) THEN
662	WRITE( message_string, * ) 'no value or wrong value given', &
663	' for ny: ny=', ny
664	CALL message( 'parin', 'PA0274', 1, 2, 0, 6, 0 )
665	ENDIF
666	IF ( nz <= 0 ) THEN
667	WRITE( message_string, * ) 'no value or wrong value given', &
668	' for nz: nz=', nz
669	CALL message( 'parin', 'PA0275', 1, 2, 0, 6, 0 )
670	ENDIF
671
672	!
673	!-- As a side condition, routine flow_statistics require at least 14
674	!-- vertical grid levels (they are used to store time-series data)
675	!> @todo Remove this restriction
676	IF ( nz < 14 ) THEN
677	WRITE( message_string, * ) 'nz >= 14 is required'
678	CALL message( 'parin', 'PA0362', 1, 2, 0, 6, 0 )
679	ENDIF
680
681	!
682	!-- ATTENTION: in case of changes to the following statement please
683	!-- also check the allocate statement in routine rrd_global
684	ALLOCATE( pt_init(0:nz+1), q_init(0:nz+1), s_init(0:nz+1), &
685	ref_state(0:nz+1), sa_init(0:nz+1), ug(0:nz+1), &
686	u_init(0:nz+1), v_init(0:nz+1), vg(0:nz+1), &
687	hom(0:nz+1,2,pr_palm+max_pr_user+max_pr_cs+max_pr_salsa,0:statistic_regions), &
688	hom_sum(0:nz+1,pr_palm+max_pr_user+max_pr_cs+max_pr_salsa,0:statistic_regions) )
689
690	hom = 0.0_wp
691
692	ENDIF
693
694	!
695	!-- NAMELIST-file is not needed anymore
696	CALL close_file( 11 )
697
698	ENDIF
699	#if defined( __parallel )
700	CALL MPI_BARRIER( MPI_COMM_WORLD, ierr )
701	#endif
702	ENDDO
703
704	CALL location_message( 'reading NAMELIST parameters from PARIN', 'finished' )
705
706	END SUBROUTINE parin

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