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source: palm/trunk/SOURCE/parin.f90 @ 4496

Last change on this file since 4496 was 4495, checked in by raasch, 4 years ago
restart data handling with MPI-IO added, first part
Property svn:keywords set to `Id`
File size: 36.0 KB

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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 1997-2020 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: parin.f90 4495 2020-04-13 20:11:20Z raasch $
27	! restart data handling with MPI-IO added
28	!
29	! 4360 2020-01-07 11:25:50Z suehring
30	! removed recycling_yshift
31	!
32	! 4227 2019-09-10 18:04:34Z gronemeier
33	! implement new palm_date_time_mod
34	!
35	! 4146 2019-08-07 07:47:36Z gronemeier
36	! added rotation_angle to initialization_parameters
37	!
38	! 4191 2019-08-27 15:45:07Z gronemeier
39	! bugfix: add recycling_method_for_thermodynamic_quantities to inipar namelist
40	!
41	! 4183 2019-08-23 07:33:16Z oliver.maas
42	! replaced recycle_absolute_quantities by recycling_method_for_thermodynamic_quantities
43	!
44	! 4182 2019-08-22 15:20:23Z scharf
45	! Corrected "Former revisions" section
46	!
47	! 4176 2019-08-20 14:10:41Z oliver.maas
48	! added recycle_absolute_quantities to initialization_parameters namelist
49	!
50	! 4173 2019-08-20 12:04:06Z gronemeier
51	! add vdi_internal_controls
52	!
53	! 4131 2019-08-02 11:06:18Z monakurppa
54	! Allocate hom and hom_sum to allow profile output for salsa variables.
55	!
56	! 4079 2019-07-09 18:04:41Z suehring
57	! +monotonic_limiter_z
58	!
59	! 4022 2019-06-12 11:52:39Z suehring
60	! Change default top boundary condition for pressure to Neumann in offline
61	! nesting case
62	!
63	! 4017 2019-06-06 12:16:46Z schwenkel
64	! Introduce alternative switch for debug output during timestepping
65	!
66	! 3885 2019-04-11 11:29:34Z kanani
67	! Changes related to global restructuring of location messages and introduction
68	! of additional debug messages
69	!
70	! 3806 2019-03-21 12:45:50Z raasch
71	! additional check for lateral boundary conditions added
72	!
73	! 3747 2019-02-16 15:15:23Z gronemeier
74	! removed setting of parameter region
75	!
76	! 3746 2019-02-16 12:41:27Z gronemeier
77	! Removed most_method
78	!
79	! 3649 2019-01-02 16:52:21Z suehring
80	! Delete debug-print statements
81	!
82	! Revision 1.1 1997/07/24 11:22:50 raasch
83	! Initial revision
84	!
85	!
86	! Description:
87	! ------------
88	!> This subroutine reads variables controling the run from the NAMELIST files
89	!>
90	!> @todo: Revise max_pr_cs (profiles for chemistry)
91	!------------------------------------------------------------------------------!
92	SUBROUTINE parin
93
94
95	USE arrays_3d, &
96	ONLY: pt_init, q_init, ref_state, s_init, sa_init, &
97	ug, u_init, v_init, vg
98
99	USE chem_modules
100
101	USE control_parameters
102
103	USE cpulog, &
104	ONLY: cpu_log_barrierwait
105
106	USE grid_variables, &
107	ONLY: dx, dy
108
109	USE indices, &
110	ONLY: nx, ny, nz
111
112	USE kinds
113
114	USE model_1d_mod, &
115	ONLY: damp_level_1d, dt_pr_1d, dt_run_control_1d, end_time_1d
116
117	USE module_interface, &
118	ONLY: module_interface_parin
119
120	USE netcdf_interface, &
121	ONLY: netcdf_data_format, netcdf_deflate, netcdf_precision
122
123	USE pegrid
124
125	USE pmc_interface, &
126	ONLY: nested_run, nesting_mode
127
128	USE profil_parameter, &
129	ONLY: cross_profiles, profile_columns, profile_rows
130
131	USE progress_bar, &
132	ONLY : progress_bar_disabled
133
134	USE read_restart_data_mod, &
135	ONLY: rrd_global
136
137	USE statistics, &
138	ONLY: hom, hom_sum, pr_palm, statistic_regions
139
140	USE turbulence_closure_mod, &
141	ONLY: rans_const_c, rans_const_sigma
142
143	USE vertical_nesting_mod, &
144	ONLY: vnest_start_time
145
146
147	IMPLICIT NONE
148
149	CHARACTER (LEN=80) :: line !< dummy string that contains the current line of the parameter file
150
151	INTEGER(iwp) :: global_id !< process id with respect to MPI_COMM_WORLD
152	INTEGER(iwp) :: global_procs !< # of procs with respect to MPI_COMM_WORLD
153	INTEGER(iwp) :: i !<
154	INTEGER(iwp) :: ioerr !< error flag for open/read/write
155
156	NAMELIST /inipar/ alpha_surface, approximation, bc_e_b, &
157	bc_lr, bc_ns, bc_p_b, bc_p_t, bc_pt_b, bc_pt_t, bc_q_b, &
158	bc_q_t,bc_s_b, bc_s_t, bc_uv_b, bc_uv_t, &
159	building_height, building_length_x, &
160	building_length_y, building_wall_left, building_wall_south, &
161	calc_soil_moisture_during_spinup, &
162	call_psolver_at_all_substeps, &
163	canyon_height, &
164	canyon_width_x, canyon_width_y, canyon_wall_left, &
165	canyon_wall_south, cfl_factor, cloud_droplets, &
166	collective_wait, complex_terrain, &
167	conserve_volume_flow, &
168	conserve_volume_flow_mode, constant_flux_layer, &
169	coupling_start_time, &
170	cycle_mg, damp_level_1d, &
171	data_output_during_spinup, &
172	origin_date_time, &
173	dissipation_1d, &
174	dp_external, dp_level_b, dp_smooth, dpdxy, &
175	dt, dt_pr_1d, dt_run_control_1d, dt_spinup, dx, dy, dz, dz_max, &
176	dz_stretch_factor, dz_stretch_level, dz_stretch_level_start, &
177	dz_stretch_level_end, end_time_1d, ensemble_member_nr, e_init, &
178	e_min, fft_method, flux_input_mode, flux_output_mode, &
179	galilei_transformation, humidity, &
180	inflow_damping_height, inflow_damping_width, &
181	inflow_disturbance_begin, inflow_disturbance_end, &
182	initializing_actions, km_constant, &
183	large_scale_forcing, large_scale_subsidence, latitude, &
184	longitude, &
185	loop_optimization, lsf_exception, masking_method, mg_cycles, &
186	mg_switch_to_pe0_level, mixing_length_1d, momentum_advec, &
187	monotonic_limiter_z, &
188	netcdf_precision, neutral, ngsrb, &
189	nsor, nsor_ini, nudging, nx, ny, nz, ocean_mode, omega, &
190	omega_sor, outflow_source_plane, passive_scalar, &
191	prandtl_number, psolver, pt_damping_factor, &
192	pt_damping_width, pt_reference, pt_surface, &
193	pt_surface_initial_change, pt_vertical_gradient, &
194	pt_vertical_gradient_level, q_surface, q_surface_initial_change, &
195	q_vertical_gradient, q_vertical_gradient_level, &
196	random_generator, random_heatflux, rans_const_c, rans_const_sigma,&
197	rayleigh_damping_factor, rayleigh_damping_height, &
198	recycling_method_for_thermodynamic_quantities, recycling_width, &
199	reference_state, residual_limit, &
200	rotation_angle, &
201	roughness_length, &
202	scalar_advec, &
203	scalar_rayleigh_damping, &
204	spinup_time, spinup_pt_amplitude, spinup_pt_mean, &
205	statistic_regions, subs_vertical_gradient, &
206	subs_vertical_gradient_level, surface_heatflux, surface_pressure, &
207	surface_scalarflux, surface_waterflux, &
208	s_surface, s_surface_initial_change, s_vertical_gradient, &
209	s_vertical_gradient_level, timestep_scheme, &
210	topography, topography_grid_convention, top_heatflux, &
211	top_momentumflux_u, top_momentumflux_v, &
212	top_scalarflux, transpose_compute_overlap, &
213	tunnel_height, tunnel_length, tunnel_width_x, tunnel_width_y, &
214	tunnel_wall_depth, turbulence_closure, &
215	turbulent_inflow, turbulent_outflow, &
216	use_subsidence_tendencies, ug_surface, ug_vertical_gradient, &
217	use_free_convection_scaling, &
218	ug_vertical_gradient_level, use_surface_fluxes, use_cmax, &
219	use_top_fluxes, use_ug_for_galilei_tr, use_upstream_for_tke, &
220	uv_heights, u_bulk, u_profile, vdi_checks, vg_surface, &
221	vg_vertical_gradient, &
222	vg_vertical_gradient_level, v_bulk, v_profile,&
223	wall_adjustment, wall_heatflux, wall_humidityflux, &
224	wall_scalarflux, y_shift, zeta_max, zeta_min, &
225	z0h_factor
226
227	NAMELIST /initialization_parameters/ alpha_surface, &
228	approximation, bc_e_b, &
229	bc_lr, bc_ns, bc_p_b, bc_p_t, bc_pt_b, bc_pt_t, bc_q_b, &
230	bc_q_t,bc_s_b, bc_s_t, bc_uv_b, bc_uv_t, &
231	building_height, building_length_x, &
232	building_length_y, building_wall_left, building_wall_south, &
233	calc_soil_moisture_during_spinup, &
234	call_psolver_at_all_substeps, &
235	canyon_height, &
236	canyon_width_x, canyon_width_y, canyon_wall_left, &
237	canyon_wall_south, cfl_factor, cloud_droplets, &
238	collective_wait, complex_terrain, &
239	conserve_volume_flow, &
240	conserve_volume_flow_mode, constant_flux_layer, &
241	coupling_start_time, &
242	cycle_mg, damp_level_1d, &
243	data_output_during_spinup, &
244	origin_date_time, &
245	dissipation_1d, &
246	dp_external, dp_level_b, dp_smooth, dpdxy, &
247	dt, dt_pr_1d, dt_run_control_1d, dt_spinup, dx, dy, dz, dz_max, &
248	dz_stretch_factor, dz_stretch_level, dz_stretch_level_start, &
249	dz_stretch_level_end, end_time_1d, ensemble_member_nr, e_init, &
250	e_min, fft_method, flux_input_mode, flux_output_mode, &
251	galilei_transformation, humidity, &
252	inflow_damping_height, inflow_damping_width, &
253	inflow_disturbance_begin, inflow_disturbance_end, &
254	initializing_actions, km_constant, &
255	large_scale_forcing, large_scale_subsidence, latitude, &
256	longitude, &
257	loop_optimization, lsf_exception, masking_method, mg_cycles, &
258	mg_switch_to_pe0_level, mixing_length_1d, momentum_advec, &
259	monotonic_limiter_z, &
260	netcdf_precision, neutral, ngsrb, &
261	nsor, nsor_ini, nudging, nx, ny, nz, ocean_mode, omega, &
262	omega_sor, outflow_source_plane, passive_scalar, &
263	prandtl_number, psolver, pt_damping_factor, &
264	pt_damping_width, pt_reference, pt_surface, &
265	pt_surface_initial_change, pt_vertical_gradient, &
266	pt_vertical_gradient_level, q_surface, q_surface_initial_change, &
267	q_vertical_gradient, q_vertical_gradient_level, &
268	random_generator, random_heatflux, rans_const_c, rans_const_sigma,&
269	rayleigh_damping_factor, rayleigh_damping_height, &
270	recycling_method_for_thermodynamic_quantities, recycling_width, &
271	reference_state, residual_limit, &
272	restart_data_format, restart_data_format_input, restart_data_format_output, &
273	rotation_angle, &
274	roughness_length, scalar_advec, &
275	scalar_rayleigh_damping, &
276	spinup_time, spinup_pt_amplitude, spinup_pt_mean, &
277	statistic_regions, subs_vertical_gradient, &
278	subs_vertical_gradient_level, surface_heatflux, surface_pressure, &
279	surface_scalarflux, surface_waterflux, &
280	s_surface, s_surface_initial_change, s_vertical_gradient, &
281	s_vertical_gradient_level, timestep_scheme, &
282	topography, topography_grid_convention, top_heatflux, &
283	top_momentumflux_u, top_momentumflux_v, &
284	top_scalarflux, transpose_compute_overlap, &
285	tunnel_height, tunnel_length, tunnel_width_x, tunnel_width_y, &
286	tunnel_wall_depth, turbulence_closure, &
287	turbulent_inflow, turbulent_outflow, &
288	use_subsidence_tendencies, ug_surface, ug_vertical_gradient, &
289	ug_vertical_gradient_level, use_surface_fluxes, use_cmax, &
290	use_top_fluxes, use_ug_for_galilei_tr, use_upstream_for_tke, &
291	use_free_convection_scaling, &
292	uv_heights, u_bulk, u_profile, vdi_checks, &
293	vg_surface, vg_vertical_gradient, &
294	vg_vertical_gradient_level, v_bulk, v_profile, &
295	wall_adjustment, wall_heatflux, wall_humidityflux, &
296	wall_scalarflux, y_shift, zeta_max, zeta_min, z0h_factor
297
298	NAMELIST /d3par/ averaging_interval, averaging_interval_pr, &
299	cpu_log_barrierwait, create_disturbances, &
300	cross_profiles, data_output, data_output_masks, &
301	data_output_pr, data_output_2d_on_each_pe, &
302	debug_output, &
303	debug_output_timestep, &
304	disturbance_amplitude, &
305	disturbance_energy_limit, disturbance_level_b, &
306	disturbance_level_t, do2d_at_begin, do3d_at_begin, &
307	dt, dt_averaging_input, dt_averaging_input_pr, &
308	dt_coupling, dt_data_output, dt_data_output_av, dt_disturb, &
309	dt_domask, dt_dopr, dt_dopr_listing, dt_dots, dt_do2d_xy, &
310	dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_max, dt_restart, &
311	dt_run_control,end_time, force_print_header, mask_k_over_surface, &
312	mask_scale_x, &
313	mask_scale_y, mask_scale_z, mask_x, mask_y, mask_z, mask_x_loop, &
314	mask_y_loop, mask_z_loop, netcdf_data_format, netcdf_deflate, &
315	normalizing_region, npex, npey, nz_do3d, &
316	profile_columns, profile_rows, &
317	restart_time, section_xy, section_xz, section_yz, &
318	skip_time_data_output, skip_time_data_output_av, skip_time_dopr, &
319	skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, &
320	skip_time_do3d, skip_time_domask, synchronous_exchange, &
321	termination_time_needed, vnest_start_time
322
323	NAMELIST /runtime_parameters/ averaging_interval, averaging_interval_pr, &
324	cpu_log_barrierwait, create_disturbances, &
325	cross_profiles, data_output, data_output_masks, &
326	data_output_pr, data_output_2d_on_each_pe, &
327	debug_output, &
328	debug_output_timestep, &
329	disturbance_amplitude, &
330	disturbance_energy_limit, disturbance_level_b, &
331	disturbance_level_t, do2d_at_begin, do3d_at_begin, &
332	dt, dt_averaging_input, dt_averaging_input_pr, &
333	dt_coupling, dt_data_output, dt_data_output_av, dt_disturb, &
334	dt_domask, dt_dopr, dt_dopr_listing, dt_dots, dt_do2d_xy, &
335	dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_max, dt_restart, &
336	dt_run_control,end_time, force_print_header, mask_k_over_surface, &
337	mask_scale_x, &
338	mask_scale_y, mask_scale_z, mask_x, mask_y, mask_z, mask_x_loop, &
339	mask_y_loop, mask_z_loop, netcdf_data_format, netcdf_deflate, &
340	normalizing_region, npex, npey, nz_do3d, &
341	profile_columns, profile_rows, &
342	restart_time, section_xy, section_xz, section_yz, &
343	restart_data_format, restart_data_format_input, restart_data_format_output, &
344	skip_time_data_output, skip_time_data_output_av, skip_time_dopr, &
345	skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, &
346	skip_time_do3d, skip_time_domask, synchronous_exchange, &
347	termination_time_needed, vnest_start_time
348
349	NAMELIST /envpar/ progress_bar_disabled, host, &
350	maximum_cpu_time_allowed, maximum_parallel_io_streams, &
351	read_svf, revision, run_identifier, tasks_per_node, &
352	write_binary, write_svf
353
354	!
355	!-- First read values of environment variables (this NAMELIST file is
356	!-- generated by palmrun)
357	CALL location_message( 'reading environment parameters from ENVPAR', 'start' )
358
359	OPEN ( 90, FILE='ENVPAR', STATUS='OLD', FORM='FORMATTED', IOSTAT=ioerr )
360
361	IF ( ioerr /= 0 ) THEN
362	message_string = 'local file ENVPAR not found' // &
363	'&some variables for steering may not be properly set'
364	CALL message( 'parin', 'PA0276', 0, 1, 0, 6, 0 )
365	ELSE
366	READ ( 90, envpar, IOSTAT=ioerr )
367	IF ( ioerr < 0 ) THEN
368	message_string = 'no envpar-NAMELIST found in local file ' // &
369	'ENVPAR& or some variables for steering may ' // &
370	'not be properly set'
371	CALL message( 'parin', 'PA0278', 0, 1, 0, 6, 0 )
372	ELSEIF ( ioerr > 0 ) THEN
373	message_string = 'errors in local file ENVPAR' // &
374	'&some variables for steering may not be properly set'
375	CALL message( 'parin', 'PA0277', 0, 1, 0, 6, 0 )
376	ENDIF
377	CLOSE ( 90 )
378	ENDIF
379
380	CALL location_message( 'reading environment parameters from ENVPAR', 'finished' )
381	!
382	!-- Calculate the number of groups into which parallel I/O is split.
383	!-- The default for files which are opened by all PEs (or where each
384	!-- PE opens his own independent file) is, that all PEs are doing input/output
385	!-- in parallel at the same time. This might cause performance or even more
386	!-- severe problems depending on the configuration of the underlying file
387	!-- system.
388	!-- Calculation of the number of blocks and the I/O group must be based on all
389	!-- PEs involved in this run. Since myid and numprocs are related to the
390	!-- comm2d communicator, which gives only a subset of all PEs in case of
391	!-- nested runs, that information must be inquired again from the global
392	!-- communicator.
393	!-- First, set the default:
394	#if defined( __parallel )
395	CALL MPI_COMM_RANK( MPI_COMM_WORLD, global_id, ierr )
396	CALL MPI_COMM_SIZE( MPI_COMM_WORLD, global_procs, ierr )
397	#else
398	global_id = 0
399	global_procs = 1
400	#endif
401	IF ( maximum_parallel_io_streams == -1 .OR. &
402	maximum_parallel_io_streams > global_procs ) THEN
403	maximum_parallel_io_streams = global_procs
404	ENDIF
405	!
406	!-- Now calculate the number of io_blocks and the io_group to which the
407	!-- respective PE belongs. I/O of the groups is done in serial, but in parallel
408	!-- for all PEs belonging to the same group.
409	io_blocks = global_procs / maximum_parallel_io_streams
410	io_group = MOD( global_id+1, io_blocks )
411
412	CALL location_message( 'reading NAMELIST parameters from PARIN', 'start' )
413	!
414	!-- Data is read in parallel by groups of PEs
415	DO i = 0, io_blocks-1
416	IF ( i == io_group ) THEN
417
418	!
419	!-- Open the NAMELIST-file which is send with this job
420	CALL check_open( 11 )
421
422	!
423	!-- Read the control parameters for initialization.
424	!-- The namelist "inipar" must be provided in the NAMELIST-file.
425	READ ( 11, initialization_parameters, ERR=10, END=11 )
426	GOTO 14
427
428	10 BACKSPACE( 11 )
429	READ( 11 , '(A)') line
430	CALL parin_fail_message( 'initialization_parameters', line )
431
432	11 REWIND ( 11 )
433	READ ( 11, inipar, ERR=12, END=13 )
434
435	message_string = 'namelist inipar is deprecated and will be ' // &
436	'removed in near future. & Please use namelist ' // &
437	'initialization_parameters instead'
438	CALL message( 'parin', 'PA0017', 0, 1, 0, 6, 0 )
439
440	GOTO 14
441
442	12 BACKSPACE( 11 )
443	READ( 11 , '(A)') line
444	CALL parin_fail_message( 'inipar', line )
445
446	13 message_string = 'no initialization_parameters-namelist found'
447	CALL message( 'parin', 'PA0272', 1, 2, 0, 6, 0 )
448
449	!
450	!-- Try to read runtime parameters given by the user for this run
451	!-- (namelist "runtime_parameters"). The namelist "runtime_parmeters"
452	!-- can be omitted. In that case default values are used for the
453	!-- parameters.
454	14 line = ' '
455
456	REWIND ( 11 )
457	line = ' '
458	DO WHILE ( INDEX( line, '&runtime_parameters' ) == 0 )
459	READ ( 11, '(A)', END=16 ) line
460	ENDDO
461	BACKSPACE ( 11 )
462
463	!
464	!-- Read namelist
465	READ ( 11, runtime_parameters, ERR = 15 )
466	GOTO 18
467
468	15 BACKSPACE( 11 )
469	READ( 11 , '(A)') line
470	CALL parin_fail_message( 'runtime_parameters', line )
471
472	16 REWIND ( 11 )
473	line = ' '
474	DO WHILE ( INDEX( line, '&d3par' ) == 0 )
475	READ ( 11, '(A)', END=18 ) line
476	ENDDO
477	BACKSPACE ( 11 )
478
479	!
480	!-- Read namelist
481	READ ( 11, d3par, ERR = 17, END = 18 )
482
483	message_string = 'namelist d3par is deprecated and will be ' // &
484	'removed in near future. &Please use namelist ' // &
485	'runtime_parameters instead'
486	CALL message( 'parin', 'PA0487', 0, 1, 0, 6, 0 )
487
488	GOTO 18
489
490	17 BACKSPACE( 11 )
491	READ( 11 , '(A)') line
492	CALL parin_fail_message( 'd3par', line )
493
494	18 CONTINUE
495
496	!
497	!-- Check for module namelists and read them
498	CALL module_interface_parin
499
500	!
501	!-- If required, read control parameters from restart file (produced by
502	!-- a prior run). All PEs are reading from file created by PE0 (see
503	!-- check_open)
504	IF ( TRIM( initializing_actions ) == 'read_restart_data' ) THEN
505
506	!
507	!-- If not set by the user in the runtime parameters, the data format for restart
508	!-- input needs to be set now! This is normally done later in check parameters.
509	IF ( TRIM( restart_data_format ) /= 'fortran_binary' .AND. &
510	TRIM( restart_data_format ) /= 'mpi' ) THEN
511	message_string = 'illegal restart data format "' // TRIM( restart_data_format ) // '"'
512	CALL message( 'parin', 'PA....', 1, 2, 0, 6, 0 )
513	ENDIF
514	IF ( TRIM( restart_data_format_input ) == 'undefined' ) THEN
515	restart_data_format_input = restart_data_format
516	ENDIF
517
518	CALL rrd_global
519	!
520	!-- Increment the run count
521	runnr = runnr + 1
522	!
523	!-- In case of a restart run, the number of user-defined profiles on
524	!-- the restart file (already stored in max_pr_user) has to match the
525	!-- one given for the current run. max_pr_user_tmp is calculated in
526	!-- user_parin and max_pr_user is read in via rrd_global.
527	IF ( max_pr_user /= max_pr_user_tmp ) THEN
528	WRITE( message_string, * ) 'the number of user-defined ', &
529	'profiles given in data_output_pr (', max_pr_user_tmp, &
530	') does not match the one ', &
531	'found in the restart file (', max_pr_user, ')'
532	CALL message( 'user_parin', 'UI0009', 1, 2, 0, 6, 0 )
533	ENDIF
534	ELSE
535	max_pr_user = max_pr_user_tmp
536	ENDIF
537	!
538	!-- Activate spinup
539	IF ( land_surface .OR. urban_surface ) THEN
540	IF ( spinup_time > 0.0_wp ) THEN
541	coupling_start_time = spinup_time
542	time_since_reference_point = simulated_time - coupling_start_time
543	IF ( spinup_pt_mean == 9999999.9_wp ) THEN
544	spinup_pt_mean = pt_surface
545	ENDIF
546	end_time = end_time + spinup_time
547	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
548	spinup = .TRUE.
549	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' &
550	.AND. time_since_reference_point > 0.0_wp ) THEN
551	data_output_during_spinup = .FALSE. !< required for correct ntdim calculation
552	!< in check_parameters for restart run
553	ENDIF
554	ENDIF
555	ENDIF
556
557	!
558	!-- In case of nested runs, explicitly set nesting boundary conditions.
559	!-- This will overwrite the user settings and basic defaults.
560	!-- bc_lr and bc_ns always need to be cyclic for vertical nesting.
561	IF ( nested_run ) THEN
562	IF ( nesting_mode == 'vertical' ) THEN
563	IF (bc_lr /= 'cyclic' .OR. bc_ns /= 'cyclic' ) THEN
564	WRITE ( message_string, *) 'bc_lr and bc_ns were set to ,', &
565	'cyclic for vertical nesting'
566	CALL message( 'parin', 'PA0428', 0, 0, 0, 6, 0 )
567	bc_lr = 'cyclic'
568	bc_ns = 'cyclic'
569	ENDIF
570	IF ( child_domain ) THEN
571	bc_uv_t = 'nested'
572	bc_pt_t = 'nested'
573	bc_q_t = 'nested'
574	bc_s_t = 'nested'
575	bc_cs_t = 'nested'
576	bc_p_t = 'neumann'
577	ENDIF
578	!
579	!-- For other nesting modes only set boundary conditions for
580	!-- nested domains.
581	ELSE
582	IF ( child_domain ) THEN
583	bc_lr = 'nested'
584	bc_ns = 'nested'
585	bc_uv_t = 'nested'
586	bc_pt_t = 'nested'
587	bc_q_t = 'nested'
588	bc_s_t = 'nested'
589	bc_cs_t = 'nested'
590	bc_p_t = 'neumann'
591	ENDIF
592	ENDIF
593	ENDIF
594	!
595	!-- Set boundary conditions also in case the model is offline-nested in
596	!-- larger-scale models.
597	IF ( nesting_offline ) THEN
598	bc_lr = 'nesting_offline'
599	bc_ns = 'nesting_offline'
600	bc_uv_t = 'nesting_offline'
601	bc_pt_t = 'nesting_offline'
602	bc_q_t = 'nesting_offline'
603	! bc_s_t = 'nesting_offline' ! scalar boundary condition is not clear yet
604	! bc_cs_t = 'nesting_offline' ! same for chemical species
605	bc_p_t = 'neumann'
606	ENDIF
607
608	!
609	!-- In case of nested runs, make sure that initializing_actions =
610	!-- 'set_constant_profiles' even though the constant-profiles
611	!-- initializations for the prognostic variables will be overwritten
612	!-- by pmci_child_initialize and pmci_parent_initialize. This is,
613	!-- however, important e.g. to make sure that diagnostic variables
614	!-- are set properly. An exception is made in case of restart runs and
615	!-- if user decides to do everything by its own.
616	IF ( child_domain .AND. .NOT. ( &
617	TRIM( initializing_actions ) == 'read_restart_data' .OR. &
618	TRIM( initializing_actions ) == 'set_constant_profiles' .OR. &
619	TRIM( initializing_actions ) == 'by_user' ) ) THEN
620	message_string = 'initializing_actions = ' // &
621	TRIM( initializing_actions ) // ' has been ' // &
622	'changed to set_constant_profiles in child ' // &
623	'domain.'
624	CALL message( 'parin', 'PA0492', 0, 0, 0, 6, 0 )
625
626	initializing_actions = 'set_constant_profiles'
627	ENDIF
628	!
629	!-- Check validity of lateral boundary conditions. This has to be done
630	!-- here because they are already used in init_pegrid and init_grid and
631	!-- therefore cannot be check in check_parameters
632	IF ( bc_lr /= 'cyclic' .AND. bc_lr /= 'dirichlet/radiation' .AND. &
633	bc_lr /= 'radiation/dirichlet' .AND. bc_lr /= 'nested' .AND. &
634	bc_lr /= 'nesting_offline' ) THEN
635	message_string = 'unknown boundary condition: bc_lr = "' // &
636	TRIM( bc_lr ) // '"'
637	CALL message( 'parin', 'PA0049', 1, 2, 0, 6, 0 )
638	ENDIF
639	IF ( bc_ns /= 'cyclic' .AND. bc_ns /= 'dirichlet/radiation' .AND. &
640	bc_ns /= 'radiation/dirichlet' .AND. bc_ns /= 'nested' .AND. &
641	bc_ns /= 'nesting_offline' ) THEN
642	message_string = 'unknown boundary condition: bc_ns = "' // &
643	TRIM( bc_ns ) // '"'
644	CALL message( 'parin', 'PA0050', 1, 2, 0, 6, 0 )
645	ENDIF
646	!
647	!-- Set internal variables used for speed optimization in if clauses
648	IF ( bc_lr /= 'cyclic' ) bc_lr_cyc = .FALSE.
649	IF ( bc_lr == 'dirichlet/radiation' ) bc_lr_dirrad = .TRUE.
650	IF ( bc_lr == 'radiation/dirichlet' ) bc_lr_raddir = .TRUE.
651	IF ( bc_ns /= 'cyclic' ) bc_ns_cyc = .FALSE.
652	IF ( bc_ns == 'dirichlet/radiation' ) bc_ns_dirrad = .TRUE.
653	IF ( bc_ns == 'radiation/dirichlet' ) bc_ns_raddir = .TRUE.
654	!
655	!-- Radiation-Dirichlet conditions are allowed along one of the horizontal directions only.
656	!-- In general, such conditions along x and y may work, but require a) some code changes
657	!-- (e.g. concerning allocation of c_u, c_v ... arrays), and b) a careful model setup by the
658	!-- user, in order to guarantee that there is a clearly defined outflow at two sides.
659	!-- Otherwise, the radiation condition may produce wrong results.
660	IF ( ( bc_lr_dirrad .OR. bc_lr_raddir ) .AND. ( bc_ns_dirrad .OR. bc_ns_raddir ) ) THEN
661	message_string = 'bc_lr = "' // TRIM( bc_lr ) // '" and bc_ns = "' // &
662	TRIM( bc_ns ) // '" are not allowed to be set at the same time'
663	CALL message( 'parin', 'PA0589', 1, 2, 0, 6, 0 )
664	ENDIF
665	!
666	!-- Check in case of initial run, if the grid point numbers are well
667	!-- defined and allocate some arrays which are already needed in
668	!-- init_pegrid or check_parameters. During restart jobs, these arrays
669	!-- will be allocated in rrd_global. All other arrays are allocated
670	!-- in init_3d_model.
671	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
672
673	IF ( nx <= 0 ) THEN
674	WRITE( message_string, * ) 'no value or wrong value given', &
675	' for nx: nx=', nx
676	CALL message( 'parin', 'PA0273', 1, 2, 0, 6, 0 )
677	ENDIF
678	IF ( ny <= 0 ) THEN
679	WRITE( message_string, * ) 'no value or wrong value given', &
680	' for ny: ny=', ny
681	CALL message( 'parin', 'PA0274', 1, 2, 0, 6, 0 )
682	ENDIF
683	IF ( nz <= 0 ) THEN
684	WRITE( message_string, * ) 'no value or wrong value given', &
685	' for nz: nz=', nz
686	CALL message( 'parin', 'PA0275', 1, 2, 0, 6, 0 )
687	ENDIF
688
689	!
690	!-- As a side condition, routine flow_statistics require at least 14
691	!-- vertical grid levels (they are used to store time-series data)
692	!> @todo Remove this restriction
693	IF ( nz < 14 ) THEN
694	WRITE( message_string, * ) 'nz >= 14 is required'
695	CALL message( 'parin', 'PA0362', 1, 2, 0, 6, 0 )
696	ENDIF
697
698	!
699	!-- ATTENTION: in case of changes to the following statement please
700	!-- also check the allocate statement in routine rrd_global
701	ALLOCATE( pt_init(0:nz+1), q_init(0:nz+1), s_init(0:nz+1), &
702	ref_state(0:nz+1), sa_init(0:nz+1), ug(0:nz+1), &
703	u_init(0:nz+1), v_init(0:nz+1), vg(0:nz+1), &
704	hom(0:nz+1,2,pr_palm+max_pr_user+max_pr_cs+max_pr_salsa,0:statistic_regions), &
705	hom_sum(0:nz+1,pr_palm+max_pr_user+max_pr_cs+max_pr_salsa,0:statistic_regions) )
706
707	hom = 0.0_wp
708
709	ENDIF
710
711	!
712	!-- NAMELIST-file is not needed anymore
713	CALL close_file( 11 )
714
715	ENDIF
716	#if defined( __parallel )
717	CALL MPI_BARRIER( MPI_COMM_WORLD, ierr )
718	#endif
719	ENDDO
720
721	CALL location_message( 'reading NAMELIST parameters from PARIN', 'finished' )
722
723	END SUBROUTINE parin

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