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source: palm/trunk/SOURCE/init_3d_model.f90 @ 2604

Last change on this file since 2604 was 2564, checked in by Giersch, 7 years ago

Bugfix: Variable wind_turbine changed to module control_parameters

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/palm/branches/forwind/SOURCE/init_3d_model.f90 1564-1913

File size: 88.0 KB

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[1682]	1	!> @file init_3d_model.f90
[2000]	2	!------------------------------------------------------------------------------!
[1036]	3	! This file is part of PALM.
	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	!
[2101]	17	! Copyright 1997-2017 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[254]	20	! Current revisions:
[732]	21	! ------------------
[2233]	22	!
	23	!
	24	! Former revisions:
	25	! -----------------
	26	! $Id: init_3d_model.f90 2564 2017-10-19 15:56:56Z schwenkel $
[2564]	27	! Variable wind_turbine was added to control_parameters.
	28	!
	29	! 2550 2017-10-16 17:12:01Z boeske
[2550]	30	! Modifications to cyclic fill method and turbulence recycling method in case of
	31	! complex terrain simulations
	32	!
	33	! 2513 2017-10-04 09:24:39Z kanani
[2513]	34	! Bugfix in storing initial scalar profile (wrong index)
	35	!
	36	! 2350 2017-08-15 11:48:26Z kanani
[2350]	37	! Bugfix in nopointer version
	38	!
	39	! 2339 2017-08-07 13:55:26Z gronemeier
[2339]	40	! corrected timestamp in header
	41	!
	42	! 2338 2017-08-07 12:15:38Z gronemeier
[2338]	43	! Modularize 1D model
	44	!
[2339]	45	! 2329 2017-08-03 14:24:56Z knoop
[2329]	46	! Removed temporary bugfix (r2327) as bug is properly resolved by this revision
	47	!
	48	! 2327 2017-08-02 07:40:57Z maronga
[2327]	49	! Temporary bugfix
	50	!
	51	! 2320 2017-07-21 12:47:43Z suehring
[2320]	52	! Modularize large-scale forcing and nudging
	53	!
	54	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	55	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	56	! includes two more prognostic equations for cloud drop concentration (nc)
	57	! and cloud water content (qc).
	58	!
	59	! 2277 2017-06-12 10:47:51Z kanani
[2277]	60	! Removed unused variable sums_up_fraction_l
	61	!
	62	! 2270 2017-06-09 12:18:47Z maronga
[2270]	63	! dots_num must be increased when LSM and/or radiation is used
	64	!
	65	! 2259 2017-06-08 09:09:11Z gronemeier
[2259]	66	! Implemented synthetic turbulence generator
	67	!
	68	! 2252 2017-06-07 09:35:37Z knoop
[2252]	69	! rho_air now depending on surface_pressure even in Boussinesq mode
	70	!
	71	! 2233 2017-05-30 18:08:54Z suehring
[2233]	72	!
	73	! 2232 2017-05-30 17:47:52Z suehring
[2232]	74	! Adjustments to new topography and surface concept:
	75	! - Modify passed parameters for disturb_field
	76	! - Topography representation via flags
	77	! - Remove unused arrays.
	78	! - Move initialization of surface-related quantities to surface_mod
[1961]	79	!
[2173]	80	! 2172 2017-03-08 15:55:25Z knoop
	81	! Bugfix: moved parallel random generator initialization into its module
	82	!
[2119]	83	! 2118 2017-01-17 16:38:49Z raasch
	84	! OpenACC directives removed
	85	!
[2038]	86	! 2037 2016-10-26 11:15:40Z knoop
	87	! Anelastic approximation implemented
	88	!
[2032]	89	! 2031 2016-10-21 15:11:58Z knoop
	90	! renamed variable rho to rho_ocean
	91	!
[2012]	92	! 2011 2016-09-19 17:29:57Z kanani
	93	! Flag urban_surface is now defined in module control_parameters.
	94	!
[2008]	95	! 2007 2016-08-24 15:47:17Z kanani
	96	! Added support for urban surface model,
	97	! adjusted location_message in case of plant_canopy
	98	!
[2001]	99	! 2000 2016-08-20 18:09:15Z knoop
	100	! Forced header and separation lines into 80 columns
	101	!
[1993]	102	! 1992 2016-08-12 15:14:59Z suehring
	103	! Initializaton of scalarflux at model top
	104	! Bugfixes in initialization of surface and top salinity flux, top scalar and
	105	! humidity fluxes
	106	!
[1961]	107	! 1960 2016-07-12 16:34:24Z suehring
[1960]	108	! Separate humidity and passive scalar
	109	! Increase dimension for mean_inflow_profiles
	110	! Remove inadvertent write-statement
	111	! Bugfix, large-scale forcing is still not implemented for passive scalars
[1919]	112	!
[1958]	113	! 1957 2016-07-07 10:43:48Z suehring
	114	! flight module added
	115	!
[1921]	116	! 1920 2016-05-30 10:50:15Z suehring
	117	! Initialize us with very small number to avoid segmentation fault during
	118	! calculation of Obukhov length
	119	!
[1919]	120	! 1918 2016-05-27 14:35:57Z raasch
	121	! intermediate_timestep_count is set 0 instead 1 for first call of pres,
	122	! bugfix: initialization of local sum arrays are moved to the beginning of the
	123	! routine because otherwise results from pres are overwritten
	124	!
[1917]	125	! 1914 2016-05-26 14:44:07Z witha
	126	! Added initialization of the wind turbine model
	127	!
[1879]	128	! 1878 2016-04-19 12:30:36Z hellstea
	129	! The zeroth element of weight_pres removed as unnecessary
	130	!
[1851]	131	! 1849 2016-04-08 11:33:18Z hoffmann
[1849]	132	! Adapted for modularization of microphysics.
	133	! precipitation_amount, precipitation_rate, prr moved to arrays_3d.
[1852]	134	! Initialization of nc_1d, nr_1d, pt_1d, qc_1d, qr_1d, q_1d moved to
[1849]	135	! microphysics_init.
	136	!
[1846]	137	! 1845 2016-04-08 08:29:13Z raasch
	138	! nzb_2d replaced by nzb_u\|v_inner
[1914]	139	!
[1834]	140	! 1833 2016-04-07 14:23:03Z raasch
	141	! initialization of spectra quantities moved to spectra_mod
	142	!
[1832]	143	! 1831 2016-04-07 13:15:51Z hoffmann
	144	! turbulence renamed collision_turbulence
	145	!
[1827]	146	! 1826 2016-04-07 12:01:39Z maronga
	147	! Renamed radiation calls.
	148	! Renamed canopy model calls.
	149	!
[1823]	150	! 1822 2016-04-07 07:49:42Z hoffmann
	151	! icloud_scheme replaced by microphysics_*
[1914]	152	!
[1818]	153	! 1817 2016-04-06 15:44:20Z maronga
	154	! Renamed lsm calls.
	155	!
[1816]	156	! 1815 2016-04-06 13:49:59Z raasch
	157	! zero-settings for velocities inside topography re-activated (was deactivated
	158	! in r1762)
	159	!
[1789]	160	! 1788 2016-03-10 11:01:04Z maronga
	161	! Added z0q.
	162	! Syntax layout improved.
	163	!
[1784]	164	! 1783 2016-03-06 18:36:17Z raasch
	165	! netcdf module name changed + related changes
	166	!
[1765]	167	! 1764 2016-02-28 12:45:19Z raasch
	168	! bugfix: increase size of volume_flow_area_l and volume_flow_initial_l by 1
	169	!
[1763]	170	! 1762 2016-02-25 12:31:13Z hellstea
	171	! Introduction of nested domain feature
	172	!
[1739]	173	! 1738 2015-12-18 13:56:05Z raasch
	174	! calculate mean surface level height for each statistic region
	175	!
[1735]	176	! 1734 2015-12-02 12:17:12Z raasch
	177	! no initial disturbances in case that the disturbance energy limit has been
	178	! set zero
	179	!
[1708]	180	! 1707 2015-11-02 15:24:52Z maronga
	181	! Bugfix: transfer of Richardson number from 1D model to Obukhov length caused
	182	! devision by zero in neutral stratification
	183	!
[1692]	184	! 1691 2015-10-26 16:17:44Z maronga
	185	! Call to init_surface_layer added. rif is replaced by ol and zeta.
	186	!
[1683]	187	! 1682 2015-10-07 23:56:08Z knoop
	188	! Code annotations made doxygen readable
	189	!
[1616]	190	! 1615 2015-07-08 18:49:19Z suehring
	191	! Enable turbulent inflow for passive_scalar and humidity
	192	!
[1586]	193	! 1585 2015-04-30 07:05:52Z maronga
	194	! Initialization of radiation code is now done after LSM initializtion
	195	!
[1576]	196	! 1575 2015-03-27 09:56:27Z raasch
	197	! adjustments for psolver-queries
	198	!
[1552]	199	! 1551 2015-03-03 14:18:16Z maronga
[1817]	200	! Allocation of land surface arrays is now done in the subroutine lsm_init_arrays,
[1552]	201	! which is part of land_surface_model.
	202	!
[1508]	203	! 1507 2014-12-10 12:14:18Z suehring
	204	! Bugfix: set horizontal velocity components to zero inside topography
	205	!
[1497]	206	! 1496 2014-12-02 17:25:50Z maronga
	207	! Added initialization of the land surface and radiation schemes
	208	!
[1485]	209	! 1484 2014-10-21 10:53:05Z kanani
[1484]	210	! Changes due to new module structure of the plant canopy model:
[1508]	211	! canopy-related initialization (e.g. lad and canopy_heat_flux) moved to new
	212	! subroutine init_plant_canopy within the module plant_canopy_model_mod,
	213	! call of subroutine init_plant_canopy added.
[1341]	214	!
[1432]	215	! 1431 2014-07-15 14:47:17Z suehring
	216	! var_d added, in order to normalize spectra.
	217	!
[1430]	218	! 1429 2014-07-15 12:53:45Z knoop
	219	! Ensemble run capability added to parallel random number generator
	220	!
[1412]	221	! 1411 2014-05-16 18:01:51Z suehring
	222	! Initial horizontal velocity profiles were not set to zero at the first vertical
	223	! grid level in case of non-cyclic lateral boundary conditions.
	224	!
[1407]	225	! 1406 2014-05-16 13:47:01Z raasch
	226	! bugfix: setting of initial velocities at k=1 to zero not in case of a
	227	! no-slip boundary condition for uv
	228	!
[1403]	229	! 1402 2014-05-09 14:25:13Z raasch
	230	! location messages modified
	231	!
[1401]	232	! 1400 2014-05-09 14:03:54Z knoop
	233	! Parallel random number generator added
	234	!
[1385]	235	! 1384 2014-05-02 14:31:06Z raasch
	236	! location messages added
	237	!
[1362]	238	! 1361 2014-04-16 15:17:48Z hoffmann
	239	! tend_* removed
	240	! Bugfix: w_subs is not allocated anymore if it is already allocated
	241	!
[1360]	242	! 1359 2014-04-11 17:15:14Z hoffmann
	243	! module lpm_init_mod added to use statements, because lpm_init has become a
	244	! module
	245	!
[1354]	246	! 1353 2014-04-08 15:21:23Z heinze
	247	! REAL constants provided with KIND-attribute
	248	!
[1341]	249	! 1340 2014-03-25 19:45:13Z kanani
	250	! REAL constants defined as wp-kind
	251	!
[1323]	252	! 1322 2014-03-20 16:38:49Z raasch
	253	! REAL constants defined as wp-kind
	254	! module interfaces removed
	255	!
[1321]	256	! 1320 2014-03-20 08:40:49Z raasch
	257	! ONLY-attribute added to USE-statements,
	258	! kind-parameters added to all INTEGER and REAL declaration statements,
	259	! kinds are defined in new module kinds,
	260	! revision history before 2012 removed,
	261	! comment fields (!:) to be used for variable explanations added to
	262	! all variable declaration statements
	263	!
[1317]	264	! 1316 2014-03-17 07:44:59Z heinze
	265	! Bugfix: allocation of w_subs
	266	!
[1300]	267	! 1299 2014-03-06 13:15:21Z heinze
	268	! Allocate w_subs due to extension of large scale subsidence in combination
	269	! with large scale forcing data (LSF_DATA)
	270	!
[1242]	271	! 1241 2013-10-30 11:36:58Z heinze
	272	! Overwrite initial profiles in case of nudging
	273	! Inititialize shf and qsws in case of large_scale_forcing
	274	!
[1222]	275	! 1221 2013-09-10 08:59:13Z raasch
	276	! +rflags_s_inner in copyin statement, use copyin for most arrays instead of
	277	! copy
	278	!
[1213]	279	! 1212 2013-08-15 08:46:27Z raasch
	280	! array tri is allocated and included in data copy statement
	281	!
[1196]	282	! 1195 2013-07-01 12:27:57Z heinze
	283	! Bugfix: move allocation of ref_state to parin.f90 and read_var_list.f90
	284	!
[1182]	285	! 1179 2013-06-14 05:57:58Z raasch
	286	! allocate and set ref_state to be used in buoyancy terms
	287	!
[1172]	288	! 1171 2013-05-30 11:27:45Z raasch
	289	! diss array is allocated with full size if accelerator boards are used
	290	!
[1160]	291	! 1159 2013-05-21 11:58:22Z fricke
	292	! -bc_lr_dirneu, bc_lr_neudir, bc_ns_dirneu, bc_ns_neudir
	293	!
[1154]	294	! 1153 2013-05-10 14:33:08Z raasch
	295	! diss array is allocated with dummy elements even if it is not needed
[1171]	296	! (required by PGI 13.4 / CUDA 5.0)
[1154]	297	!
[1116]	298	! 1115 2013-03-26 18:16:16Z hoffmann
	299	! unused variables removed
	300	!
[1114]	301	! 1113 2013-03-10 02:48:14Z raasch
	302	! openACC directive modified
	303	!
[1112]	304	! 1111 2013-03-08 23:54:10Z raasch
	305	! openACC directives added for pres
	306	! array diss allocated only if required
	307	!
[1093]	308	! 1092 2013-02-02 11:24:22Z raasch
	309	! unused variables removed
	310	!
[1066]	311	! 1065 2012-11-22 17:42:36Z hoffmann
	312	! allocation of diss (dissipation rate) in case of turbulence = .TRUE. added
	313	!
[1054]	314	! 1053 2012-11-13 17:11:03Z hoffmann
[1053]	315	! allocation and initialisation of necessary data arrays for the two-moment
	316	! cloud physics scheme the two new prognostic equations (nr, qr):
	317	! +dr, lambda_r, mu_r, sed_, xr, s, sws, swst, , _p, t_m, _1, _2, _3,
	318	! +tend_*, prr
[979]	319	!
[1037]	320	! 1036 2012-10-22 13:43:42Z raasch
	321	! code put under GPL (PALM 3.9)
	322	!
[1033]	323	! 1032 2012-10-21 13:03:21Z letzel
	324	! save memory by not allocating pt_2 in case of neutral = .T.
	325	!
[1026]	326	! 1025 2012-10-07 16:04:41Z letzel
	327	! bugfix: swap indices of mask for ghost boundaries
	328	!
[1017]	329	! 1015 2012-09-27 09:23:24Z raasch
	330	! mask is set to zero for ghost boundaries
	331	!
[1011]	332	! 1010 2012-09-20 07:59:54Z raasch
	333	! cpp switch __nopointer added for pointer free version
	334	!
[1004]	335	! 1003 2012-09-14 14:35:53Z raasch
	336	! nxra,nyna, nzta replaced ny nxr, nyn, nzt
	337	!
[1002]	338	! 1001 2012-09-13 14:08:46Z raasch
	339	! all actions concerning leapfrog scheme removed
	340	!
[997]	341	! 996 2012-09-07 10:41:47Z raasch
	342	! little reformatting
	343	!
[979]	344	! 978 2012-08-09 08:28:32Z fricke
[978]	345	! outflow damping layer removed
	346	! roughness length for scalar quantites z0h added
	347	! damping zone for the potential temperatur in case of non-cyclic lateral
	348	! boundaries added
	349	! initialization of ptdf_x, ptdf_y
	350	! initialization of c_u_m, c_u_m_l, c_v_m, c_v_m_l, c_w_m, c_w_m_l
[708]	351	!
[850]	352	! 849 2012-03-15 10:35:09Z raasch
	353	! init_particles renamed lpm_init
	354	!
[826]	355	! 825 2012-02-19 03:03:44Z raasch
	356	! wang_collision_kernel renamed wang_kernel
	357	!
[1]	358	! Revision 1.1 1998/03/09 16:22:22 raasch
	359	! Initial revision
	360	!
	361	!
	362	! Description:
	363	! ------------
[1682]	364	!> Allocation of arrays and initialization of the 3D model via
	365	!> a) pre-run the 1D model
	366	!> or
	367	!> b) pre-set constant linear profiles
	368	!> or
	369	!> c) read values of a previous run
[1]	370	!------------------------------------------------------------------------------!
[1682]	371	SUBROUTINE init_3d_model
	372
[1]	373
[667]	374	USE advec_ws
[1320]	375
[1]	376	USE arrays_3d
[1849]	377
[2037]	378	USE cloud_parameters, &
	379	ONLY: cp, l_v, r_d
	380
[1320]	381	USE constants, &
	382	ONLY: pi
	383
[1]	384	USE control_parameters
[1320]	385
[1957]	386	USE flight_mod, &
	387	ONLY: flight_init
	388
[1320]	389	USE grid_variables, &
[2037]	390	ONLY: dx, dy, ddx2_mg, ddy2_mg
[1320]	391
[1]	392	USE indices
[1359]	393
[1429]	394	USE lpm_init_mod, &
[1359]	395	ONLY: lpm_init
[1320]	396
	397	USE kinds
[1496]	398
	399	USE land_surface_model_mod, &
[2232]	400	ONLY: lsm_init, lsm_init_arrays
[1496]	401
[2320]	402	USE lsf_nudging_mod, &
	403	ONLY: lsf_init, ls_forcing_surf, nudge_init
[1849]	404
	405	USE microphysics_mod, &
	406	ONLY: collision_turbulence, microphysics_init
	407
[2338]	408	USE model_1d_mod, &
	409	ONLY: e1d, init_1d_model, kh1d, km1d, l1d, rif1d, u1d, us1d, usws1d, &
	410	v1d, vsws1d
	411
[1783]	412	USE netcdf_interface, &
	413	ONLY: dots_max, dots_num
[1320]	414
	415	USE particle_attributes, &
	416	ONLY: particle_advection, use_sgs_for_particles, wang_kernel
	417
[1]	418	USE pegrid
[1320]	419
[1484]	420	USE plant_canopy_model_mod, &
[1826]	421	ONLY: pcm_init, plant_canopy
[1496]	422
	423	USE radiation_model_mod, &
[2270]	424	ONLY: radiation_init, radiation, radiation_scheme
[1484]	425
[1320]	426	USE random_function_mod
	427
[1400]	428	USE random_generator_parallel, &
[2172]	429	ONLY: init_parallel_random_generator
[1400]	430
[1320]	431	USE statistics, &
[1738]	432	ONLY: hom, hom_sum, mean_surface_level_height, pr_palm, rmask, &
[1833]	433	statistic_regions, sums, sums_divnew_l, sums_divold_l, sums_l, &
[2277]	434	sums_l_l, sums_wsts_bc_l, ts_value, &
[1833]	435	weight_pres, weight_substep
[2259]	436
	437	USE synthetic_turbulence_generator_mod, &
	438	ONLY: stg_init, use_synthetic_turbulence_generator
	439
[1691]	440	USE surface_layer_fluxes_mod, &
	441	ONLY: init_surface_layer_fluxes
[2232]	442
	443	USE surface_mod, &
	444	ONLY : init_surface_arrays, init_surfaces, surf_def_h, surf_lsm_h, &
[2550]	445	surf_usm_h, get_topography_top_index
[1691]	446
[2007]	447	USE transpose_indices
[1]	448
[2007]	449	USE urban_surface_mod, &
[2011]	450	ONLY: usm_init_urban_surface
[2007]	451
[1914]	452	USE wind_turbine_model_mod, &
[2564]	453	ONLY: wtm_init, wtm_init_arrays
[1914]	454
[1]	455	IMPLICIT NONE
	456
[1682]	457	INTEGER(iwp) :: i !<
	458	INTEGER(iwp) :: ind_array(1) !<
	459	INTEGER(iwp) :: j !<
	460	INTEGER(iwp) :: k !<
[2232]	461	INTEGER(iwp) :: k_surf !< surface level index
	462	INTEGER(iwp) :: m !< index of surface element in surface data type
	463	INTEGER(iwp) :: sr !< index of statistic region
[1]	464
[1682]	465	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: ngp_2dh_l !<
[1]	466
[1682]	467	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l !<
	468	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_s_inner_l !<
[1]	469
[2037]	470	REAL(wp) :: t_surface !< air temperature at the surface
	471
	472	REAL(wp), DIMENSION(:), ALLOCATABLE :: p_hydrostatic !< hydrostatic pressure
	473
	474	INTEGER(iwp) :: l !< loop variable
	475	INTEGER(iwp) :: nzt_l !< index of top PE boundary for multigrid level
	476	REAL(wp) :: dx_l !< grid spacing along x on different multigrid level
	477	REAL(wp) :: dy_l !< grid spacing along y on different multigrid level
	478
[1764]	479	REAL(wp), DIMENSION(1:3) :: volume_flow_area_l !<
	480	REAL(wp), DIMENSION(1:3) :: volume_flow_initial_l !<
[1]	481
[1738]	482	REAL(wp), DIMENSION(:), ALLOCATABLE :: mean_surface_level_height_l !<
[1682]	483	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_l !<
	484	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_tmp !<
[1]	485
[2550]	486	INTEGER(iwp) :: nz_u_shift !<
	487	INTEGER(iwp) :: nz_v_shift !<
	488	INTEGER(iwp) :: nz_w_shift !<
	489	INTEGER(iwp) :: nz_s_shift !<
	490	INTEGER(iwp) :: nz_u_shift_l !<
	491	INTEGER(iwp) :: nz_v_shift_l !<
	492	INTEGER(iwp) :: nz_w_shift_l !<
	493	INTEGER(iwp) :: nz_s_shift_l !<
[485]	494
[1402]	495	CALL location_message( 'allocating arrays', .FALSE. )
[1]	496	!
	497	!-- Allocate arrays
[1788]	498	ALLOCATE( mean_surface_level_height(0:statistic_regions), &
	499	mean_surface_level_height_l(0:statistic_regions), &
	500	ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), &
	501	ngp_3d(0:statistic_regions), &
	502	ngp_3d_inner(0:statistic_regions), &
	503	ngp_3d_inner_l(0:statistic_regions), &
	504	ngp_3d_inner_tmp(0:statistic_regions), &
	505	sums_divnew_l(0:statistic_regions), &
[1]	506	sums_divold_l(0:statistic_regions) )
[1195]	507	ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt) )
[1788]	508	ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), &
	509	ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), &
	510	ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), &
	511	ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), &
	512	rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions), &
	513	sums(nzb:nzt+1,pr_palm+max_pr_user), &
	514	sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), &
	515	sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), &
	516	sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), &
[394]	517	ts_value(dots_max,0:statistic_regions) )
[978]	518	ALLOCATE( ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng) )
[1]	519
[1788]	520	ALLOCATE( d(nzb+1:nzt,nys:nyn,nxl:nxr), &
	521	kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	522	km(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	523	p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	524	tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	525
	526	#if defined( __nopointer )
[1788]	527	ALLOCATE( e(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	528	e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	529	pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	530	pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	531	u(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	532	u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	533	v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	534	v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	535	w(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	536	w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	537	te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	538	tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	539	tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	540	tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	541	tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	542	#else
[1788]	543	ALLOCATE( e_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	544	e_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	545	e_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	546	pt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	547	pt_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	548	u_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	549	u_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	550	u_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	551	v_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	552	v_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	553	v_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	554	w_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	555	w_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	556	w_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1788]	557	IF ( .NOT. neutral ) THEN
[1032]	558	ALLOCATE( pt_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	559	ENDIF
[1010]	560	#endif
	561
[673]	562	!
[707]	563	!-- Following array is required for perturbation pressure within the iterative
	564	!-- pressure solvers. For the multistep schemes (Runge-Kutta), array p holds
	565	!-- the weighted average of the substeps and cannot be used in the Poisson
	566	!-- solver.
	567	IF ( psolver == 'sor' ) THEN
	568	ALLOCATE( p_loc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1575]	569	ELSEIF ( psolver(1:9) == 'multigrid' ) THEN
[707]	570	!
	571	!-- For performance reasons, multigrid is using one ghost layer only
	572	ALLOCATE( p_loc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) )
[673]	573	ENDIF
[1]	574
[1111]	575	!
	576	!-- Array for storing constant coeffficients of the tridiagonal solver
	577	IF ( psolver == 'poisfft' ) THEN
[1212]	578	ALLOCATE( tri(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1,2) )
[1111]	579	ALLOCATE( tric(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1) )
	580	ENDIF
	581
[1960]	582	IF ( humidity ) THEN
[1]	583	!
[1960]	584	!-- 3D-humidity
[1010]	585	#if defined( __nopointer )
[1788]	586	ALLOCATE( q(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	587	q_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	588	tq_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	589	#else
[1788]	590	ALLOCATE( q_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	591	q_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	592	q_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	593	#endif
[1]	594
	595	!
[1960]	596	!-- 3D-arrays needed for humidity
[75]	597	IF ( humidity ) THEN
[1010]	598	#if defined( __nopointer )
	599	ALLOCATE( vpt(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	600	#else
[667]	601	ALLOCATE( vpt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	602	#endif
[1]	603
[1788]	604	IF ( cloud_physics ) THEN
[1]	605	!
	606	!-- Liquid water content
[1010]	607	#if defined( __nopointer )
	608	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	609	#else
[667]	610	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	611	#endif
[1053]	612
	613	!
[1822]	614	!-- 3D-cloud water content
[2292]	615	IF ( .NOT. microphysics_morrison ) THEN
[1053]	616	#if defined( __nopointer )
[2292]	617	ALLOCATE( qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	618	#else
[2292]	619	ALLOCATE( qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	620	#endif
[2292]	621	ENDIF
[1822]	622	!
[2292]	623	!-- Precipitation amount and rate (only needed if output is switched)
	624	ALLOCATE( precipitation_amount(nysg:nyng,nxlg:nxrg), &
	625	precipitation_rate(nysg:nyng,nxlg:nxrg) )
	626
	627	!
[1822]	628	!-- 3d-precipitation rate
	629	ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	630
[2292]	631	IF ( microphysics_morrison ) THEN
	632	!
	633	!-- 3D-cloud drop water content, cloud drop concentration arrays
	634	#if defined( __nopointer )
	635	ALLOCATE( nc(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	636	nc_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	637	qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	638	qc_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2350]	639	tnc_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2292]	640	tqc_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	641	#else
	642	ALLOCATE( nc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	643	nc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	644	nc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	645	qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	646	qc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	647	qc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	648	#endif
	649	ENDIF
	650
[1822]	651	IF ( microphysics_seifert ) THEN
[1053]	652	!
[1822]	653	!-- 3D-rain water content, rain drop concentration arrays
[1115]	654	#if defined( __nopointer )
[1822]	655	ALLOCATE( nr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	656	nr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	657	qr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	658	qr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	659	tnr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	660	tqr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	661	#else
[1822]	662	ALLOCATE( nr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	663	nr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	664	nr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	665	qr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	666	qr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	667	qr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	668	#endif
[1822]	669	ENDIF
[1053]	670
[1]	671	ENDIF
	672
	673	IF ( cloud_droplets ) THEN
	674	!
[1010]	675	!-- Liquid water content, change in liquid water content
	676	#if defined( __nopointer )
[1788]	677	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	678	ql_c(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	679	#else
[1788]	680	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	681	ql_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	682	#endif
	683	!
	684	!-- Real volume of particles (with weighting), volume of particles
[1788]	685	ALLOCATE ( ql_v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	686	ql_vp(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	687	ENDIF
	688
	689	ENDIF
	690
	691	ENDIF
[1960]	692
	693
	694	IF ( passive_scalar ) THEN
[1]	695
[1960]	696	!
	697	!-- 3D scalar arrays
	698	#if defined( __nopointer )
	699	ALLOCATE( s(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	700	s_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	701	ts_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	702	#else
	703	ALLOCATE( s_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	704	s_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	705	s_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	706	#endif
	707	ENDIF
	708
[94]	709	IF ( ocean ) THEN
[1010]	710	#if defined( __nopointer )
[1788]	711	ALLOCATE( prho(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2031]	712	rho_ocean(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1788]	713	sa(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	714	sa_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	715	tsa_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	716	#else
[1788]	717	ALLOCATE( prho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	718	rho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	719	sa_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	720	sa_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	721	sa_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[388]	722	prho => prho_1
[2031]	723	rho_ocean => rho_1 ! routines calc_mean_profile and diffusion_e require
[388]	724	! density to be apointer
[1010]	725	#endif
[94]	726	ENDIF
	727
[1]	728	!
[2037]	729	!-- Allocation of anelastic and Boussinesq approximation specific arrays
	730	ALLOCATE( p_hydrostatic(nzb:nzt+1) )
	731	ALLOCATE( rho_air(nzb:nzt+1) )
	732	ALLOCATE( rho_air_zw(nzb:nzt+1) )
	733	ALLOCATE( drho_air(nzb:nzt+1) )
	734	ALLOCATE( drho_air_zw(nzb:nzt+1) )
	735
	736	!
	737	!-- Density profile calculation for anelastic approximation
[2252]	738	t_surface = pt_surface * ( surface_pressure / 1000.0_wp )**( r_d / cp )
[2037]	739	IF ( TRIM( approximation ) == 'anelastic' ) THEN
	740	DO k = nzb, nzt+1
	741	p_hydrostatic(k) = surface_pressure * 100.0_wp * &
	742	( 1 - ( g * zu(k) ) / ( cp * t_surface ) &
	743	)**( cp / r_d )
	744	rho_air(k) = ( p_hydrostatic(k) * &
	745	( 100000.0_wp / p_hydrostatic(k) &
	746	)**( r_d / cp ) &
	747	) / ( r_d * pt_init(k) )
	748	ENDDO
	749	DO k = nzb, nzt
	750	rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) )
	751	ENDDO
	752	rho_air_zw(nzt+1) = rho_air_zw(nzt) &
	753	+ 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) )
	754	ELSE
[2252]	755	DO k = nzb, nzt+1
	756	p_hydrostatic(k) = surface_pressure * 100.0_wp * &
	757	( 1 - ( g * zu(nzb) ) / ( cp * t_surface ) &
	758	)**( cp / r_d )
	759	rho_air(k) = ( p_hydrostatic(k) * &
	760	( 100000.0_wp / p_hydrostatic(k) &
	761	)**( r_d / cp ) &
	762	) / ( r_d * pt_init(nzb) )
	763	ENDDO
	764	DO k = nzb, nzt
	765	rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) )
	766	ENDDO
	767	rho_air_zw(nzt+1) = rho_air_zw(nzt) &
	768	+ 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) )
[2037]	769	ENDIF
	770
	771	!-- compute the inverse density array in order to avoid expencive divisions
	772	drho_air = 1.0_wp / rho_air
	773	drho_air_zw = 1.0_wp / rho_air_zw
	774
	775	!
	776	!-- Allocation of flux conversion arrays
	777	ALLOCATE( heatflux_input_conversion(nzb:nzt+1) )
	778	ALLOCATE( waterflux_input_conversion(nzb:nzt+1) )
	779	ALLOCATE( momentumflux_input_conversion(nzb:nzt+1) )
	780	ALLOCATE( heatflux_output_conversion(nzb:nzt+1) )
	781	ALLOCATE( waterflux_output_conversion(nzb:nzt+1) )
	782	ALLOCATE( momentumflux_output_conversion(nzb:nzt+1) )
	783
	784	!
	785	!-- calculate flux conversion factors according to approximation and in-/output mode
	786	DO k = nzb, nzt+1
	787
	788	IF ( TRIM( flux_input_mode ) == 'kinematic' ) THEN
	789	heatflux_input_conversion(k) = rho_air_zw(k)
	790	waterflux_input_conversion(k) = rho_air_zw(k)
	791	momentumflux_input_conversion(k) = rho_air_zw(k)
	792	ELSEIF ( TRIM( flux_input_mode ) == 'dynamic' ) THEN
	793	heatflux_input_conversion(k) = 1.0_wp / cp
	794	waterflux_input_conversion(k) = 1.0_wp / l_v
	795	momentumflux_input_conversion(k) = 1.0_wp
	796	ENDIF
	797
	798	IF ( TRIM( flux_output_mode ) == 'kinematic' ) THEN
	799	heatflux_output_conversion(k) = drho_air_zw(k)
	800	waterflux_output_conversion(k) = drho_air_zw(k)
	801	momentumflux_output_conversion(k) = drho_air_zw(k)
	802	ELSEIF ( TRIM( flux_output_mode ) == 'dynamic' ) THEN
	803	heatflux_output_conversion(k) = cp
	804	waterflux_output_conversion(k) = l_v
	805	momentumflux_output_conversion(k) = 1.0_wp
	806	ENDIF
	807
	808	IF ( .NOT. humidity ) THEN
	809	waterflux_input_conversion(k) = 1.0_wp
	810	waterflux_output_conversion(k) = 1.0_wp
	811	ENDIF
	812
	813	ENDDO
	814
	815	!
	816	!-- In case of multigrid method, compute grid lengths and grid factors for the
	817	!-- grid levels with respective density on each grid
	818	IF ( psolver(1:9) == 'multigrid' ) THEN
	819
	820	ALLOCATE( ddx2_mg(maximum_grid_level) )
	821	ALLOCATE( ddy2_mg(maximum_grid_level) )
	822	ALLOCATE( dzu_mg(nzb+1:nzt+1,maximum_grid_level) )
	823	ALLOCATE( dzw_mg(nzb+1:nzt+1,maximum_grid_level) )
	824	ALLOCATE( f1_mg(nzb+1:nzt,maximum_grid_level) )
	825	ALLOCATE( f2_mg(nzb+1:nzt,maximum_grid_level) )
	826	ALLOCATE( f3_mg(nzb+1:nzt,maximum_grid_level) )
	827	ALLOCATE( rho_air_mg(nzb:nzt+1,maximum_grid_level) )
	828	ALLOCATE( rho_air_zw_mg(nzb:nzt+1,maximum_grid_level) )
	829
	830	dzu_mg(:,maximum_grid_level) = dzu
	831	rho_air_mg(:,maximum_grid_level) = rho_air
	832	!
	833	!-- Next line to ensure an equally spaced grid.
	834	dzu_mg(1,maximum_grid_level) = dzu(2)
	835	rho_air_mg(nzb,maximum_grid_level) = rho_air(nzb) + &
	836	(rho_air(nzb) - rho_air(nzb+1))
	837
	838	dzw_mg(:,maximum_grid_level) = dzw
	839	rho_air_zw_mg(:,maximum_grid_level) = rho_air_zw
	840	nzt_l = nzt
	841	DO l = maximum_grid_level-1, 1, -1
	842	dzu_mg(nzb+1,l) = 2.0_wp * dzu_mg(nzb+1,l+1)
	843	dzw_mg(nzb+1,l) = 2.0_wp * dzw_mg(nzb+1,l+1)
	844	rho_air_mg(nzb,l) = rho_air_mg(nzb,l+1) + (rho_air_mg(nzb,l+1) - rho_air_mg(nzb+1,l+1))
	845	rho_air_zw_mg(nzb,l) = rho_air_zw_mg(nzb,l+1) + (rho_air_zw_mg(nzb,l+1) - rho_air_zw_mg(nzb+1,l+1))
	846	rho_air_mg(nzb+1,l) = rho_air_mg(nzb+1,l+1)
	847	rho_air_zw_mg(nzb+1,l) = rho_air_zw_mg(nzb+1,l+1)
	848	nzt_l = nzt_l / 2
	849	DO k = 2, nzt_l+1
	850	dzu_mg(k,l) = dzu_mg(2k-2,l+1) + dzu_mg(2k-1,l+1)
	851	dzw_mg(k,l) = dzw_mg(2k-2,l+1) + dzw_mg(2k-1,l+1)
	852	rho_air_mg(k,l) = rho_air_mg(2*k-1,l+1)
	853	rho_air_zw_mg(k,l) = rho_air_zw_mg(2*k-1,l+1)
	854	ENDDO
	855	ENDDO
	856
	857	nzt_l = nzt
	858	dx_l = dx
	859	dy_l = dy
	860	DO l = maximum_grid_level, 1, -1
	861	ddx2_mg(l) = 1.0_wp / dx_l**2
	862	ddy2_mg(l) = 1.0_wp / dy_l**2
	863	DO k = nzb+1, nzt_l
	864	f2_mg(k,l) = rho_air_zw_mg(k,l) / ( dzu_mg(k+1,l) * dzw_mg(k,l) )
	865	f3_mg(k,l) = rho_air_zw_mg(k-1,l) / ( dzu_mg(k,l) * dzw_mg(k,l) )
	866	f1_mg(k,l) = 2.0_wp * ( ddx2_mg(l) + ddy2_mg(l) ) &
	867	* rho_air_mg(k,l) + f2_mg(k,l) + f3_mg(k,l)
	868	ENDDO
	869	nzt_l = nzt_l / 2
	870	dx_l = dx_l * 2.0_wp
	871	dy_l = dy_l * 2.0_wp
	872	ENDDO
	873
	874	ENDIF
	875
	876	!
[1]	877	!-- 3D-array for storing the dissipation, needed for calculating the sgs
	878	!-- particle velocities
[2118]	879	IF ( use_sgs_for_particles .OR. wang_kernel .OR. collision_turbulence )&
	880	THEN
[1153]	881	ALLOCATE( diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	882	ENDIF
	883
	884	!
[1299]	885	!-- 1D-array for large scale subsidence velocity
[1361]	886	IF ( .NOT. ALLOCATED( w_subs ) ) THEN
	887	ALLOCATE ( w_subs(nzb:nzt+1) )
	888	w_subs = 0.0_wp
	889	ENDIF
[1299]	890
	891	!
[106]	892	!-- Arrays to store velocity data from t-dt and the phase speeds which
	893	!-- are needed for radiation boundary conditions
[73]	894	IF ( outflow_l ) THEN
[1788]	895	ALLOCATE( u_m_l(nzb:nzt+1,nysg:nyng,1:2), &
	896	v_m_l(nzb:nzt+1,nysg:nyng,0:1), &
[667]	897	w_m_l(nzb:nzt+1,nysg:nyng,0:1) )
[73]	898	ENDIF
	899	IF ( outflow_r ) THEN
[1788]	900	ALLOCATE( u_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
	901	v_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
[667]	902	w_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx) )
[73]	903	ENDIF
[106]	904	IF ( outflow_l .OR. outflow_r ) THEN
[1788]	905	ALLOCATE( c_u(nzb:nzt+1,nysg:nyng), c_v(nzb:nzt+1,nysg:nyng), &
[667]	906	c_w(nzb:nzt+1,nysg:nyng) )
[106]	907	ENDIF
[73]	908	IF ( outflow_s ) THEN
[1788]	909	ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxlg:nxrg), &
	910	v_m_s(nzb:nzt+1,1:2,nxlg:nxrg), &
[667]	911	w_m_s(nzb:nzt+1,0:1,nxlg:nxrg) )
[73]	912	ENDIF
	913	IF ( outflow_n ) THEN
[1788]	914	ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
	915	v_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
[667]	916	w_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg) )
[73]	917	ENDIF
[106]	918	IF ( outflow_s .OR. outflow_n ) THEN
[1788]	919	ALLOCATE( c_u(nzb:nzt+1,nxlg:nxrg), c_v(nzb:nzt+1,nxlg:nxrg), &
[667]	920	c_w(nzb:nzt+1,nxlg:nxrg) )
[106]	921	ENDIF
[996]	922	IF ( outflow_l .OR. outflow_r .OR. outflow_s .OR. outflow_n ) THEN
[978]	923	ALLOCATE( c_u_m_l(nzb:nzt+1), c_v_m_l(nzb:nzt+1), c_w_m_l(nzb:nzt+1) )
	924	ALLOCATE( c_u_m(nzb:nzt+1), c_v_m(nzb:nzt+1), c_w_m(nzb:nzt+1) )
	925	ENDIF
[73]	926
[978]	927
[1010]	928	#if ! defined( __nopointer )
[73]	929	!
[1]	930	!-- Initial assignment of the pointers
[1001]	931	e => e_1; e_p => e_2; te_m => e_3
[1032]	932	IF ( .NOT. neutral ) THEN
	933	pt => pt_1; pt_p => pt_2; tpt_m => pt_3
	934	ELSE
	935	pt => pt_1; pt_p => pt_1; tpt_m => pt_3
	936	ENDIF
[1001]	937	u => u_1; u_p => u_2; tu_m => u_3
	938	v => v_1; v_p => v_2; tv_m => v_3
	939	w => w_1; w_p => w_2; tw_m => w_3
[1]	940
[1960]	941	IF ( humidity ) THEN
[1001]	942	q => q_1; q_p => q_2; tq_m => q_3
[1053]	943	IF ( humidity ) THEN
	944	vpt => vpt_1
	945	IF ( cloud_physics ) THEN
	946	ql => ql_1
[2292]	947	IF ( .NOT. microphysics_morrison ) THEN
	948	qc => qc_1
	949	ENDIF
	950	IF ( microphysics_morrison ) THEN
	951	qc => qc_1; qc_p => qc_2; tqc_m => qc_3
	952	nc => nc_1; nc_p => nc_2; tnc_m => nc_3
	953	ENDIF
[1822]	954	IF ( microphysics_seifert ) THEN
	955	qr => qr_1; qr_p => qr_2; tqr_m => qr_3
	956	nr => nr_1; nr_p => nr_2; tnr_m => nr_3
[1053]	957	ENDIF
	958	ENDIF
	959	ENDIF
[1001]	960	IF ( cloud_droplets ) THEN
	961	ql => ql_1
	962	ql_c => ql_2
[1]	963	ENDIF
[1001]	964	ENDIF
[1960]	965
	966	IF ( passive_scalar ) THEN
	967	s => s_1; s_p => s_2; ts_m => s_3
	968	ENDIF
[1]	969
[1001]	970	IF ( ocean ) THEN
	971	sa => sa_1; sa_p => sa_2; tsa_m => sa_3
	972	ENDIF
[1010]	973	#endif
[1]	974	!
[2232]	975	!-- Initialize wall arrays
	976	CALL init_surface_arrays
	977	!
[1551]	978	!-- Allocate land surface model arrays
	979	IF ( land_surface ) THEN
[1817]	980	CALL lsm_init_arrays
[1551]	981	ENDIF
	982
	983	!
[1914]	984	!-- Allocate wind turbine model arrays
	985	IF ( wind_turbine ) THEN
	986	CALL wtm_init_arrays
	987	ENDIF
[1957]	988
	989	!
	990	!-- Initialize virtual flight measurements
	991	IF ( virtual_flight ) THEN
	992	CALL flight_init
	993	ENDIF
[1914]	994
	995	!
[2320]	996	!-- Initialize nudging if required
	997	IF ( nudging ) THEN
	998	CALL nudge_init
	999	ENDIF
	1000
	1001	!
	1002	!-- Initialize reading of large scale forcing from external file - if required
	1003	IF ( large_scale_forcing ) THEN
	1004	CALL lsf_init
	1005	ENDIF
	1006
	1007	!
[709]	1008	!-- Allocate arrays containing the RK coefficient for calculation of
	1009	!-- perturbation pressure and turbulent fluxes. At this point values are
	1010	!-- set for pressure calculation during initialization (where no timestep
	1011	!-- is done). Further below the values needed within the timestep scheme
	1012	!-- will be set.
[1788]	1013	ALLOCATE( weight_substep(1:intermediate_timestep_count_max), &
[1878]	1014	weight_pres(1:intermediate_timestep_count_max) )
[1340]	1015	weight_substep = 1.0_wp
	1016	weight_pres = 1.0_wp
[1918]	1017	intermediate_timestep_count = 0 ! needed when simulated_time = 0.0
[673]	1018
[1402]	1019	CALL location_message( 'finished', .TRUE. )
[1918]	1020
[673]	1021	!
[1918]	1022	!-- Initialize local summation arrays for routine flow_statistics.
	1023	!-- This is necessary because they may not yet have been initialized when they
	1024	!-- are called from flow_statistics (or - depending on the chosen model run -
	1025	!-- are never initialized)
	1026	sums_divnew_l = 0.0_wp
	1027	sums_divold_l = 0.0_wp
	1028	sums_l_l = 0.0_wp
	1029	sums_wsts_bc_l = 0.0_wp
	1030
	1031	!
[1]	1032	!-- Initialize model variables
[1788]	1033	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[328]	1034	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
[1]	1035	!
	1036	!-- First model run of a possible job queue.
	1037	!-- Initial profiles of the variables must be computes.
	1038	IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN
[1384]	1039
[1402]	1040	CALL location_message( 'initializing with 1D model profiles', .FALSE. )
[1]	1041	!
	1042	!-- Use solutions of the 1D model as initial profiles,
	1043	!-- start 1D model
	1044	CALL init_1d_model
	1045	!
	1046	!-- Transfer initial profiles to the arrays of the 3D model
[667]	1047	DO i = nxlg, nxrg
	1048	DO j = nysg, nyng
[1]	1049	e(:,j,i) = e1d
	1050	kh(:,j,i) = kh1d
	1051	km(:,j,i) = km1d
	1052	pt(:,j,i) = pt_init
	1053	u(:,j,i) = u1d
	1054	v(:,j,i) = v1d
	1055	ENDDO
	1056	ENDDO
	1057
[1960]	1058	IF ( humidity ) THEN
[667]	1059	DO i = nxlg, nxrg
	1060	DO j = nysg, nyng
[1]	1061	q(:,j,i) = q_init
	1062	ENDDO
	1063	ENDDO
[2292]	1064	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1065	DO i = nxlg, nxrg
	1066	DO j = nysg, nyng
	1067	qc(:,j,i) = 0.0_wp
	1068	nc(:,j,i) = 0.0_wp
	1069	ENDDO
	1070	ENDDO
	1071	ENDIF
[1822]	1072	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1073	DO i = nxlg, nxrg
	1074	DO j = nysg, nyng
[1340]	1075	qr(:,j,i) = 0.0_wp
	1076	nr(:,j,i) = 0.0_wp
[1053]	1077	ENDDO
	1078	ENDDO
	1079	ENDIF
[1]	1080	ENDIF
[2292]	1081
[1960]	1082	IF ( passive_scalar ) THEN
	1083	DO i = nxlg, nxrg
	1084	DO j = nysg, nyng
	1085	s(:,j,i) = s_init
	1086	ENDDO
	1087	ENDDO
	1088	ENDIF
[1]	1089
	1090	IF ( .NOT. constant_diffusion ) THEN
[667]	1091	DO i = nxlg, nxrg
	1092	DO j = nysg, nyng
[1]	1093	e(:,j,i) = e1d
	1094	ENDDO
	1095	ENDDO
	1096	!
	1097	!-- Store initial profiles for output purposes etc.
	1098	hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 )
	1099
	1100	ELSE
[1340]	1101	e = 0.0_wp ! must be set, because used in
[1]	1102	ENDIF
	1103	!
[1762]	1104	!-- Inside buildings set velocities back to zero
[1]	1105	IF ( topography /= 'flat' ) THEN
[1762]	1106	DO i = nxlg, nxrg
	1107	DO j = nysg, nyng
[2232]	1108	DO k = nzb, nzt
	1109	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1110	BTEST( wall_flags_0(k,j,i), 1 ) )
	1111	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1112	BTEST( wall_flags_0(k,j,i), 2 ) )
	1113	ENDDO
[1]	1114	ENDDO
	1115	ENDDO
[667]	1116
[1]	1117	!
	1118	!-- WARNING: The extra boundary conditions set after running the
	1119	!-- ------- 1D model impose an error on the divergence one layer
	1120	!-- below the topography; need to correct later
	1121	!-- ATTENTION: Provisional correction for Piacsek & Williams
	1122	!-- --------- advection scheme: keep u and v zero one layer below
	1123	!-- the topography.
[667]	1124	IF ( ibc_uv_b == 1 ) THEN
	1125	!
[1]	1126	!-- Neumann condition
	1127	DO i = nxl-1, nxr+1
	1128	DO j = nys-1, nyn+1
[2232]	1129	u(nzb,j,i) = u(nzb+1,j,i)
	1130	v(nzb,j,i) = v(nzb+1,j,i)
[1]	1131	ENDDO
	1132	ENDDO
	1133
	1134	ENDIF
	1135
	1136	ENDIF
	1137
[1402]	1138	CALL location_message( 'finished', .TRUE. )
[1384]	1139
[1788]	1140	ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) &
[1]	1141	THEN
[1241]	1142
[1402]	1143	CALL location_message( 'initializing with constant profiles', .FALSE. )
[1]	1144	!
[2259]	1145	!-- Overwrite initial profiles in case of synthetic turbulence generator
	1146	IF( use_synthetic_turbulence_generator ) THEN
	1147	CALL stg_init
	1148	ENDIF
	1149
	1150	!
[1]	1151	!-- Use constructed initial profiles (velocity constant with height,
	1152	!-- temperature profile with constant gradient)
[667]	1153	DO i = nxlg, nxrg
	1154	DO j = nysg, nyng
[1]	1155	pt(:,j,i) = pt_init
	1156	u(:,j,i) = u_init
	1157	v(:,j,i) = v_init
	1158	ENDDO
	1159	ENDDO
[75]	1160
[1]	1161	!
[292]	1162	!-- Set initial horizontal velocities at the lowest computational grid
	1163	!-- levels to zero in order to avoid too small time steps caused by the
	1164	!-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs
[1815]	1165	!-- in the limiting formula!).
	1166	IF ( ibc_uv_b /= 1 ) THEN
	1167	DO i = nxlg, nxrg
	1168	DO j = nysg, nyng
[2232]	1169	DO k = nzb, nzt
	1170	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1171	BTEST( wall_flags_0(k,j,i), 20 ) )
	1172	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1173	BTEST( wall_flags_0(k,j,i), 21 ) )
	1174	ENDDO
[1815]	1175	ENDDO
	1176	ENDDO
	1177	ENDIF
[1]	1178
[1960]	1179	IF ( humidity ) THEN
[667]	1180	DO i = nxlg, nxrg
	1181	DO j = nysg, nyng
[1]	1182	q(:,j,i) = q_init
	1183	ENDDO
	1184	ENDDO
[2292]	1185	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1186	DO i = nxlg, nxrg
	1187	DO j = nysg, nyng
	1188	qc(:,j,i) = 0.0_wp
	1189	nc(:,j,i) = 0.0_wp
	1190	ENDDO
	1191	ENDDO
	1192	ENDIF
	1193
[1822]	1194	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	1195	DO i = nxlg, nxrg
	1196	DO j = nysg, nyng
	1197	qr(:,j,i) = 0.0_wp
	1198	nr(:,j,i) = 0.0_wp
[1053]	1199	ENDDO
[1822]	1200	ENDDO
[2292]	1201	ENDIF
[1115]	1202
[1]	1203	ENDIF
[1960]	1204
	1205	IF ( passive_scalar ) THEN
	1206	DO i = nxlg, nxrg
	1207	DO j = nysg, nyng
	1208	s(:,j,i) = s_init
	1209	ENDDO
	1210	ENDDO
	1211	ENDIF
[1]	1212
[94]	1213	IF ( ocean ) THEN
[667]	1214	DO i = nxlg, nxrg
	1215	DO j = nysg, nyng
[94]	1216	sa(:,j,i) = sa_init
	1217	ENDDO
	1218	ENDDO
	1219	ENDIF
[1]	1220
	1221	IF ( constant_diffusion ) THEN
	1222	km = km_constant
	1223	kh = km / prandtl_number
[1340]	1224	e = 0.0_wp
	1225	ELSEIF ( e_init > 0.0_wp ) THEN
[108]	1226	DO k = nzb+1, nzt
[1340]	1227	km(k,:,:) = 0.1_wp * l_grid(k) * SQRT( e_init )
[108]	1228	ENDDO
	1229	km(nzb,:,:) = km(nzb+1,:,:)
	1230	km(nzt+1,:,:) = km(nzt,:,:)
	1231	kh = km / prandtl_number
	1232	e = e_init
[1]	1233	ELSE
[108]	1234	IF ( .NOT. ocean ) THEN
[1340]	1235	kh = 0.01_wp ! there must exist an initial diffusion, because
	1236	km = 0.01_wp ! otherwise no TKE would be produced by the
[108]	1237	! production terms, as long as not yet
	1238	! e = (u/cm)*2 at k=nzb+1
	1239	ELSE
[1340]	1240	kh = 0.00001_wp
	1241	km = 0.00001_wp
[108]	1242	ENDIF
[1340]	1243	e = 0.0_wp
[1]	1244	ENDIF
[1920]	1245	!
[1]	1246	!-- Compute initial temperature field and other constants used in case
	1247	!-- of a sloping surface
	1248	IF ( sloping_surface ) CALL init_slope
	1249
[1402]	1250	CALL location_message( 'finished', .TRUE. )
[1384]	1251
[1788]	1252	ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) &
[46]	1253	THEN
[1384]	1254
[1402]	1255	CALL location_message( 'initializing by user', .FALSE. )
[46]	1256	!
	1257	!-- Initialization will completely be done by the user
	1258	CALL user_init_3d_model
	1259
[1402]	1260	CALL location_message( 'finished', .TRUE. )
[1384]	1261
[1]	1262	ENDIF
[1384]	1263
[1402]	1264	CALL location_message( 'initializing statistics, boundary conditions, etc.', &
	1265	.FALSE. )
[1384]	1266
[667]	1267	!
	1268	!-- Bottom boundary
	1269	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2 ) THEN
[1340]	1270	u(nzb,:,:) = 0.0_wp
	1271	v(nzb,:,:) = 0.0_wp
[667]	1272	ENDIF
[1]	1273
	1274	!
[151]	1275	!-- Apply channel flow boundary condition
[132]	1276	IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN
[1340]	1277	u(nzt+1,:,:) = 0.0_wp
	1278	v(nzt+1,:,:) = 0.0_wp
[132]	1279	ENDIF
	1280
	1281	!
[1]	1282	!-- Calculate virtual potential temperature
[1960]	1283	IF ( humidity ) vpt = pt * ( 1.0_wp + 0.61_wp * q )
[1]	1284
	1285	!
	1286	!-- Store initial profiles for output purposes etc.
	1287	hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 )
	1288	hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 )
[667]	1289	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2) THEN
[1340]	1290	hom(nzb,1,5,:) = 0.0_wp
	1291	hom(nzb,1,6,:) = 0.0_wp
[1]	1292	ENDIF
	1293	hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1294	hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 )
	1295	hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 )
	1296
[97]	1297	IF ( ocean ) THEN
	1298	!
	1299	!-- Store initial salinity profile
	1300	hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 )
	1301	ENDIF
[1]	1302
[75]	1303	IF ( humidity ) THEN
[1]	1304	!
	1305	!-- Store initial profile of total water content, virtual potential
	1306	!-- temperature
	1307	hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1308	hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 )
	1309	IF ( cloud_physics .OR. cloud_droplets ) THEN
	1310	!
	1311	!-- Store initial profile of specific humidity and potential
	1312	!-- temperature
	1313	hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1314	hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1315	ENDIF
	1316	ENDIF
	1317
	1318	IF ( passive_scalar ) THEN
	1319	!
	1320	!-- Store initial scalar profile
[2513]	1321	hom(:,1,121,:) = SPREAD( s(:,nys,nxl), 2, statistic_regions+1 )
[1]	1322	ENDIF
	1323
	1324	!
[1400]	1325	!-- Initialize the random number generators (from numerical recipes)
	1326	CALL random_function_ini
[1429]	1327
[1400]	1328	IF ( random_generator == 'random-parallel' ) THEN
[2172]	1329	CALL init_parallel_random_generator(nx, ny, nys, nyn, nxl, nxr)
[1400]	1330	ENDIF
	1331	!
[1179]	1332	!-- Set the reference state to be used in the buoyancy terms (for ocean runs
	1333	!-- the reference state will be set (overwritten) in init_ocean)
	1334	IF ( use_single_reference_value ) THEN
[1788]	1335	IF ( .NOT. humidity ) THEN
[1179]	1336	ref_state(:) = pt_reference
	1337	ELSE
	1338	ref_state(:) = vpt_reference
	1339	ENDIF
	1340	ELSE
[1788]	1341	IF ( .NOT. humidity ) THEN
[1179]	1342	ref_state(:) = pt_init(:)
	1343	ELSE
	1344	ref_state(:) = vpt(:,nys,nxl)
	1345	ENDIF
	1346	ENDIF
[152]	1347
	1348	!
[707]	1349	!-- For the moment, vertical velocity is zero
[1340]	1350	w = 0.0_wp
[1]	1351
	1352	!
	1353	!-- Initialize array sums (must be defined in first call of pres)
[1340]	1354	sums = 0.0_wp
[1]	1355
	1356	!
[707]	1357	!-- In case of iterative solvers, p must get an initial value
[1575]	1358	IF ( psolver(1:9) == 'multigrid' .OR. psolver == 'sor' ) p = 0.0_wp
[707]	1359
	1360	!
[72]	1361	!-- Treating cloud physics, liquid water content and precipitation amount
	1362	!-- are zero at beginning of the simulation
	1363	IF ( cloud_physics ) THEN
[1340]	1364	ql = 0.0_wp
[1822]	1365	qc = 0.0_wp
	1366
	1367	precipitation_amount = 0.0_wp
[72]	1368	ENDIF
[673]	1369	!
[1]	1370	!-- Impose vortex with vertical axis on the initial velocity profile
	1371	IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN
	1372	CALL init_rankine
	1373	ENDIF
	1374
	1375	!
	1376	!-- Impose temperature anomaly (advection test only)
	1377	IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN
	1378	CALL init_pt_anomaly
	1379	ENDIF
	1380
	1381	!
	1382	!-- If required, change the surface temperature at the start of the 3D run
[1340]	1383	IF ( pt_surface_initial_change /= 0.0_wp ) THEN
[1]	1384	pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change
	1385	ENDIF
	1386
	1387	!
	1388	!-- If required, change the surface humidity/scalar at the start of the 3D
	1389	!-- run
[1960]	1390	IF ( humidity .AND. q_surface_initial_change /= 0.0_wp ) &
[1]	1391	q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change
[1960]	1392
	1393	IF ( passive_scalar .AND. s_surface_initial_change /= 0.0_wp ) &
	1394	s(nzb,:,:) = s(nzb,:,:) + s_surface_initial_change
	1395
[1]	1396
	1397	!
	1398	!-- Initialize old and new time levels.
[1340]	1399	te_m = 0.0_wp; tpt_m = 0.0_wp; tu_m = 0.0_wp; tv_m = 0.0_wp; tw_m = 0.0_wp
[1]	1400	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
	1401
[1960]	1402	IF ( humidity ) THEN
[1340]	1403	tq_m = 0.0_wp
[1]	1404	q_p = q
[2292]	1405	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1406	tqc_m = 0.0_wp
	1407	qc_p = qc
	1408	tnc_m = 0.0_wp
	1409	nc_p = nc
	1410	ENDIF
[1822]	1411	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1412	tqr_m = 0.0_wp
[1822]	1413	qr_p = qr
[1340]	1414	tnr_m = 0.0_wp
[1822]	1415	nr_p = nr
[1053]	1416	ENDIF
[1]	1417	ENDIF
[1960]	1418
	1419	IF ( passive_scalar ) THEN
	1420	ts_m = 0.0_wp
	1421	s_p = s
	1422	ENDIF
[1]	1423
[94]	1424	IF ( ocean ) THEN
[1340]	1425	tsa_m = 0.0_wp
[94]	1426	sa_p = sa
	1427	ENDIF
[667]	1428
[1402]	1429	CALL location_message( 'finished', .TRUE. )
[94]	1430
[1788]	1431	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. &
[2232]	1432	TRIM( initializing_actions ) == 'cyclic_fill' ) &
[1]	1433	THEN
[1384]	1434
[1402]	1435	CALL location_message( 'initializing in case of restart / cyclic_fill', &
	1436	.FALSE. )
[1]	1437	!
[2232]	1438	!-- Initialize surface elements and its attributes, e.g. heat- and
	1439	!-- momentumfluxes, roughness, scaling parameters. As number of surface
	1440	!-- elements might be different between runs, e.g. in case of cyclic fill,
	1441	!-- and not all surface elements are read, surface elements need to be
	1442	!-- initialized before.
	1443	CALL init_surfaces
	1444	!
[767]	1445	!-- When reading data for cyclic fill of 3D prerun data files, read
	1446	!-- some of the global variables from the restart file which are required
	1447	!-- for initializing the inflow
[328]	1448	IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
[559]	1449
[759]	1450	DO i = 0, io_blocks-1
	1451	IF ( i == io_group ) THEN
	1452	CALL read_parts_of_var_list
	1453	CALL close_file( 13 )
	1454	ENDIF
	1455	#if defined( __parallel )
	1456	CALL MPI_BARRIER( comm2d, ierr )
	1457	#endif
	1458	ENDDO
[328]	1459
[767]	1460	ENDIF
	1461
[151]	1462	!
[767]	1463	!-- Read binary data from restart file
	1464	DO i = 0, io_blocks-1
	1465	IF ( i == io_group ) THEN
	1466	CALL read_3d_binary
	1467	ENDIF
	1468	#if defined( __parallel )
	1469	CALL MPI_BARRIER( comm2d, ierr )
	1470	#endif
	1471	ENDDO
	1472
[328]	1473	!
[2550]	1474	!-- In case of complex terrain and cyclic fill method as initialization,
	1475	!-- shift initial data in the vertical direction for each point in the
	1476	!-- x-y-plane depending on local surface height
	1477	IF ( complex_terrain .AND. &
	1478	TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
	1479	DO i = nxlg, nxrg
	1480	DO j = nysg, nyng
	1481	nz_u_shift = get_topography_top_index( j, i, 'u' )
	1482	nz_v_shift = get_topography_top_index( j, i, 'v' )
	1483	nz_w_shift = get_topography_top_index( j, i, 'w' )
	1484	nz_s_shift = get_topography_top_index( j, i, 's' )
	1485
	1486	u(nz_u_shift:nzt+1,j,i) = u(0:nzt+1-nz_u_shift,j,i)
	1487
	1488	v(nz_v_shift:nzt+1,j,i) = v(0:nzt+1-nz_v_shift,j,i)
	1489
	1490	w(nz_w_shift:nzt+1,j,i) = w(0:nzt+1-nz_w_shift,j,i)
	1491
	1492	e(nz_s_shift:nzt+1,j,i) = e(0:nzt+1-nz_s_shift,j,i)
	1493	p(nz_s_shift:nzt+1,j,i) = p(0:nzt+1-nz_s_shift,j,i)
	1494	pt(nz_s_shift:nzt+1,j,i) = pt(0:nzt+1-nz_s_shift,j,i)
	1495	km(nz_s_shift:nzt+1,j,i) = km(0:nzt+1-nz_s_shift,j,i)
	1496	kh(nz_s_shift:nzt+1,j,i) = kh(0:nzt+1-nz_s_shift,j,i)
	1497	ENDDO
	1498	ENDDO
	1499	ENDIF
	1500
	1501	!
[767]	1502	!-- Initialization of the turbulence recycling method
[1788]	1503	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[767]	1504	turbulent_inflow ) THEN
	1505	!
	1506	!-- First store the profiles to be used at the inflow.
	1507	!-- These profiles are the (temporally) and horizontally averaged vertical
	1508	!-- profiles from the prerun. Alternatively, prescribed profiles
	1509	!-- for u,v-components can be used.
[1960]	1510	ALLOCATE( mean_inflow_profiles(nzb:nzt+1,7) )
[151]	1511
[767]	1512	IF ( use_prescribed_profile_data ) THEN
	1513	mean_inflow_profiles(:,1) = u_init ! u
	1514	mean_inflow_profiles(:,2) = v_init ! v
	1515	ELSE
[328]	1516	mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u
	1517	mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v
[767]	1518	ENDIF
	1519	mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt
	1520	mean_inflow_profiles(:,5) = hom_sum(:,8,0) ! e
[1960]	1521	IF ( humidity ) &
	1522	mean_inflow_profiles(:,6) = hom_sum(:,41,0) ! q
	1523	IF ( passive_scalar ) &
	1524	mean_inflow_profiles(:,7) = hom_sum(:,115,0) ! s
[2550]	1525	!
	1526	!-- In case of complex terrain, determine vertical displacement at inflow
	1527	!-- boundary and adjust mean inflow profiles
	1528	IF ( complex_terrain ) THEN
	1529	IF ( nxlg <= 0 .AND. nxrg >= 0 .AND. nysg <= 0 .AND. nyng >= 0 ) THEN
	1530	nz_u_shift_l = get_topography_top_index( 0, 0, 'u' )
	1531	nz_v_shift_l = get_topography_top_index( 0, 0, 'v' )
	1532	nz_w_shift_l = get_topography_top_index( 0, 0, 'w' )
	1533	nz_s_shift_l = get_topography_top_index( 0, 0, 's' )
	1534	ELSE
	1535	nz_u_shift_l = 0
	1536	nz_v_shift_l = 0
	1537	nz_w_shift_l = 0
	1538	nz_s_shift_l = 0
	1539	ENDIF
[151]	1540
[2550]	1541	#if defined( __parallel )
	1542	CALL MPI_ALLREDUCE(nz_u_shift_l, nz_u_shift, 1, MPI_INTEGER, &
	1543	MPI_MAX, comm2d, ierr)
	1544	CALL MPI_ALLREDUCE(nz_v_shift_l, nz_v_shift, 1, MPI_INTEGER, &
	1545	MPI_MAX, comm2d, ierr)
	1546	CALL MPI_ALLREDUCE(nz_w_shift_l, nz_w_shift, 1, MPI_INTEGER, &
	1547	MPI_MAX, comm2d, ierr)
	1548	CALL MPI_ALLREDUCE(nz_s_shift_l, nz_s_shift, 1, MPI_INTEGER, &
	1549	MPI_MAX, comm2d, ierr)
	1550	#else
	1551	nz_u_shift = nz_u_shift_l
	1552	nz_v_shift = nz_v_shift_l
	1553	nz_w_shift = nz_w_shift_l
	1554	nz_s_shift = nz_s_shift_l
	1555	#endif
	1556
	1557	mean_inflow_profiles(:,1) = 0.0_wp
	1558	mean_inflow_profiles(nz_u_shift:nzt+1,1) = hom_sum(0:nzt+1-nz_u_shift,1,0) ! u
	1559
	1560	mean_inflow_profiles(:,2) = 0.0_wp
	1561	mean_inflow_profiles(nz_v_shift:nzt+1,2) = hom_sum(0:nzt+1-nz_v_shift,2,0) ! v
	1562
	1563	mean_inflow_profiles(nz_s_shift:nzt+1,4) = hom_sum(0:nzt+1-nz_s_shift,4,0) ! pt
	1564	mean_inflow_profiles(nz_s_shift:nzt+1,5) = hom_sum(0:nzt+1-nz_s_shift,8,0) ! e
	1565
	1566	ENDIF
	1567
[151]	1568	!
[767]	1569	!-- If necessary, adjust the horizontal flow field to the prescribed
	1570	!-- profiles
	1571	IF ( use_prescribed_profile_data ) THEN
	1572	DO i = nxlg, nxrg
[667]	1573	DO j = nysg, nyng
[328]	1574	DO k = nzb, nzt+1
[767]	1575	u(k,j,i) = u(k,j,i) - hom_sum(k,1,0) + u_init(k)
	1576	v(k,j,i) = v(k,j,i) - hom_sum(k,2,0) + v_init(k)
[328]	1577	ENDDO
[151]	1578	ENDDO
[767]	1579	ENDDO
	1580	ENDIF
[151]	1581
	1582	!
[767]	1583	!-- Use these mean profiles at the inflow (provided that Dirichlet
	1584	!-- conditions are used)
	1585	IF ( inflow_l ) THEN
	1586	DO j = nysg, nyng
	1587	DO k = nzb, nzt+1
	1588	u(k,j,nxlg:-1) = mean_inflow_profiles(k,1)
	1589	v(k,j,nxlg:-1) = mean_inflow_profiles(k,2)
[1340]	1590	w(k,j,nxlg:-1) = 0.0_wp
[767]	1591	pt(k,j,nxlg:-1) = mean_inflow_profiles(k,4)
	1592	e(k,j,nxlg:-1) = mean_inflow_profiles(k,5)
[1960]	1593	IF ( humidity ) &
[1615]	1594	q(k,j,nxlg:-1) = mean_inflow_profiles(k,6)
[1960]	1595	IF ( passive_scalar ) &
	1596	s(k,j,nxlg:-1) = mean_inflow_profiles(k,7)
[767]	1597	ENDDO
	1598	ENDDO
	1599	ENDIF
	1600
[151]	1601	!
[767]	1602	!-- Calculate the damping factors to be used at the inflow. For a
	1603	!-- turbulent inflow the turbulent fluctuations have to be limited
	1604	!-- vertically because otherwise the turbulent inflow layer will grow
	1605	!-- in time.
[1340]	1606	IF ( inflow_damping_height == 9999999.9_wp ) THEN
[767]	1607	!
	1608	!-- Default: use the inversion height calculated by the prerun; if
	1609	!-- this is zero, inflow_damping_height must be explicitly
	1610	!-- specified.
[1340]	1611	IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0_wp ) THEN
[767]	1612	inflow_damping_height = hom_sum(nzb+6,pr_palm,0)
	1613	ELSE
[1788]	1614	WRITE( message_string, * ) 'inflow_damping_height must be ', &
	1615	'explicitly specified because&the inversion height ', &
[767]	1616	'calculated by the prerun is zero.'
	1617	CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 )
[292]	1618	ENDIF
[151]	1619
[767]	1620	ENDIF
	1621
[1340]	1622	IF ( inflow_damping_width == 9999999.9_wp ) THEN
[151]	1623	!
[767]	1624	!-- Default for the transition range: one tenth of the undamped
	1625	!-- layer
[1340]	1626	inflow_damping_width = 0.1_wp * inflow_damping_height
[151]	1627
[767]	1628	ENDIF
[151]	1629
[767]	1630	ALLOCATE( inflow_damping_factor(nzb:nzt+1) )
[151]	1631
[767]	1632	DO k = nzb, nzt+1
[151]	1633
[767]	1634	IF ( zu(k) <= inflow_damping_height ) THEN
[1340]	1635	inflow_damping_factor(k) = 1.0_wp
[996]	1636	ELSEIF ( zu(k) <= ( inflow_damping_height + inflow_damping_width ) ) THEN
[1340]	1637	inflow_damping_factor(k) = 1.0_wp - &
[996]	1638	( zu(k) - inflow_damping_height ) / &
	1639	inflow_damping_width
[767]	1640	ELSE
[1340]	1641	inflow_damping_factor(k) = 0.0_wp
[767]	1642	ENDIF
[151]	1643
[767]	1644	ENDDO
[151]	1645
[147]	1646	ENDIF
	1647
[152]	1648	!
[359]	1649	!-- Inside buildings set velocities and TKE back to zero
[1788]	1650	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[359]	1651	topography /= 'flat' ) THEN
	1652	!
	1653	!-- Inside buildings set velocities and TKE back to zero.
	1654	!-- Other scalars (pt, q, s, km, kh, p, sa, ...) are ignored at present,
	1655	!-- maybe revise later.
[1001]	1656	DO i = nxlg, nxrg
	1657	DO j = nysg, nyng
[2232]	1658	DO k = nzb, nzt
	1659	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1660	BTEST( wall_flags_0(k,j,i), 1 ) )
	1661	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1662	BTEST( wall_flags_0(k,j,i), 2 ) )
	1663	w(k,j,i) = MERGE( w(k,j,i), 0.0_wp, &
	1664	BTEST( wall_flags_0(k,j,i), 3 ) )
	1665	e(k,j,i) = MERGE( e(k,j,i), 0.0_wp, &
	1666	BTEST( wall_flags_0(k,j,i), 0 ) )
	1667	tu_m(k,j,i) = MERGE( tu_m(k,j,i), 0.0_wp, &
	1668	BTEST( wall_flags_0(k,j,i), 1 ) )
	1669	tv_m(k,j,i) = MERGE( tv_m(k,j,i), 0.0_wp, &
	1670	BTEST( wall_flags_0(k,j,i), 2 ) )
	1671	tw_m(k,j,i) = MERGE( tw_m(k,j,i), 0.0_wp, &
	1672	BTEST( wall_flags_0(k,j,i), 3 ) )
	1673	te_m(k,j,i) = MERGE( te_m(k,j,i), 0.0_wp, &
	1674	BTEST( wall_flags_0(k,j,i), 0 ) )
	1675	tpt_m(k,j,i) = MERGE( tpt_m(k,j,i), 0.0_wp, &
	1676	BTEST( wall_flags_0(k,j,i), 0 ) )
	1677	ENDDO
[359]	1678	ENDDO
[1001]	1679	ENDDO
[359]	1680
	1681	ENDIF
	1682
	1683	!
[1]	1684	!-- Calculate initial temperature field and other constants used in case
	1685	!-- of a sloping surface
	1686	IF ( sloping_surface ) CALL init_slope
	1687
	1688	!
	1689	!-- Initialize new time levels (only done in order to set boundary values
	1690	!-- including ghost points)
	1691	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
[1960]	1692	IF ( humidity ) THEN
[1053]	1693	q_p = q
[2292]	1694	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1695	qc_p = qc
	1696	nc_p = nc
	1697	ENDIF
[1822]	1698	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1699	qr_p = qr
	1700	nr_p = nr
	1701	ENDIF
	1702	ENDIF
[1960]	1703	IF ( passive_scalar ) s_p = s
	1704	IF ( ocean ) sa_p = sa
[1]	1705
[181]	1706	!
	1707	!-- Allthough tendency arrays are set in prognostic_equations, they have
	1708	!-- have to be predefined here because they are used (but multiplied with 0)
	1709	!-- there before they are set.
[1340]	1710	te_m = 0.0_wp; tpt_m = 0.0_wp; tu_m = 0.0_wp; tv_m = 0.0_wp; tw_m = 0.0_wp
[1960]	1711	IF ( humidity ) THEN
[1340]	1712	tq_m = 0.0_wp
[2292]	1713	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1714	tqc_m = 0.0_wp
	1715	tnc_m = 0.0_wp
	1716	ENDIF
[1822]	1717	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1718	tqr_m = 0.0_wp
	1719	tnr_m = 0.0_wp
[1053]	1720	ENDIF
	1721	ENDIF
[1960]	1722	IF ( passive_scalar ) ts_m = 0.0_wp
	1723	IF ( ocean ) tsa_m = 0.0_wp
[2259]	1724	!
	1725	!-- Initialize synthetic turbulence generator in case of restart.
	1726	IF ( TRIM( initializing_actions ) == 'read_restart_data' .AND. &
	1727	use_synthetic_turbulence_generator ) CALL stg_init
[181]	1728
[1402]	1729	CALL location_message( 'finished', .TRUE. )
[1384]	1730
[1]	1731	ELSE
	1732	!
	1733	!-- Actually this part of the programm should not be reached
[254]	1734	message_string = 'unknown initializing problem'
	1735	CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 )
[1]	1736	ENDIF
	1737
[151]	1738
	1739	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
[1]	1740	!
[151]	1741	!-- Initialize old timelevels needed for radiation boundary conditions
	1742	IF ( outflow_l ) THEN
	1743	u_m_l(:,:,:) = u(:,:,1:2)
	1744	v_m_l(:,:,:) = v(:,:,0:1)
	1745	w_m_l(:,:,:) = w(:,:,0:1)
	1746	ENDIF
	1747	IF ( outflow_r ) THEN
	1748	u_m_r(:,:,:) = u(:,:,nx-1:nx)
	1749	v_m_r(:,:,:) = v(:,:,nx-1:nx)
	1750	w_m_r(:,:,:) = w(:,:,nx-1:nx)
	1751	ENDIF
	1752	IF ( outflow_s ) THEN
	1753	u_m_s(:,:,:) = u(:,0:1,:)
	1754	v_m_s(:,:,:) = v(:,1:2,:)
	1755	w_m_s(:,:,:) = w(:,0:1,:)
	1756	ENDIF
	1757	IF ( outflow_n ) THEN
	1758	u_m_n(:,:,:) = u(:,ny-1:ny,:)
	1759	v_m_n(:,:,:) = v(:,ny-1:ny,:)
	1760	w_m_n(:,:,:) = w(:,ny-1:ny,:)
	1761	ENDIF
[667]	1762
[151]	1763	ENDIF
[680]	1764
[667]	1765	!
	1766	!-- Calculate the initial volume flow at the right and north boundary
[709]	1767	IF ( conserve_volume_flow ) THEN
[151]	1768
[767]	1769	IF ( use_prescribed_profile_data ) THEN
[667]	1770
[1340]	1771	volume_flow_initial_l = 0.0_wp
	1772	volume_flow_area_l = 0.0_wp
[732]	1773
[667]	1774	IF ( nxr == nx ) THEN
	1775	DO j = nys, nyn
[2232]	1776	DO k = nzb+1, nzt
[1788]	1777	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[2232]	1778	u_init(k) * dzw(k) &
	1779	* MERGE( 1.0_wp, 0.0_wp, &
	1780	BTEST( wall_flags_0(k,j,nxr), 1 )&
	1781	)
	1782
	1783	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1784	* MERGE( 1.0_wp, 0.0_wp, &
	1785	BTEST( wall_flags_0(k,j,nxr), 1 )&
	1786	)
[767]	1787	ENDDO
	1788	ENDDO
	1789	ENDIF
	1790
	1791	IF ( nyn == ny ) THEN
	1792	DO i = nxl, nxr
[2232]	1793	DO k = nzb+1, nzt
	1794	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
	1795	v_init(k) * dzw(k) &
	1796	* MERGE( 1.0_wp, 0.0_wp, &
	1797	BTEST( wall_flags_0(k,nyn,i), 2 )&
	1798	)
	1799	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1800	* MERGE( 1.0_wp, 0.0_wp, &
	1801	BTEST( wall_flags_0(k,nyn,i), 2 )&
	1802	)
[767]	1803	ENDDO
	1804	ENDDO
	1805	ENDIF
	1806
	1807	#if defined( __parallel )
	1808	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1809	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1810	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1811	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1812
	1813	#else
	1814	volume_flow_initial = volume_flow_initial_l
	1815	volume_flow_area = volume_flow_area_l
	1816	#endif
	1817
	1818	ELSEIF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
	1819
[1340]	1820	volume_flow_initial_l = 0.0_wp
	1821	volume_flow_area_l = 0.0_wp
[767]	1822
	1823	IF ( nxr == nx ) THEN
	1824	DO j = nys, nyn
[2232]	1825	DO k = nzb+1, nzt
[1788]	1826	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[2232]	1827	hom_sum(k,1,0) * dzw(k) &
	1828	* MERGE( 1.0_wp, 0.0_wp, &
	1829	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1830	)
	1831	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1832	* MERGE( 1.0_wp, 0.0_wp, &
	1833	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1834	)
[667]	1835	ENDDO
	1836	ENDDO
	1837	ENDIF
	1838
	1839	IF ( nyn == ny ) THEN
	1840	DO i = nxl, nxr
[2232]	1841	DO k = nzb+1, nzt
[1788]	1842	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[2232]	1843	hom_sum(k,2,0) * dzw(k) &
	1844	* MERGE( 1.0_wp, 0.0_wp, &
	1845	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1846	)
	1847	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1848	* MERGE( 1.0_wp, 0.0_wp, &
	1849	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1850	)
[667]	1851	ENDDO
	1852	ENDDO
	1853	ENDIF
	1854
[732]	1855	#if defined( __parallel )
	1856	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1857	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1858	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1859	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1860
	1861	#else
	1862	volume_flow_initial = volume_flow_initial_l
	1863	volume_flow_area = volume_flow_area_l
	1864	#endif
	1865
[667]	1866	ELSEIF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
	1867
[1340]	1868	volume_flow_initial_l = 0.0_wp
	1869	volume_flow_area_l = 0.0_wp
[732]	1870
[667]	1871	IF ( nxr == nx ) THEN
	1872	DO j = nys, nyn
[2232]	1873	DO k = nzb+1, nzt
	1874	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
	1875	u(k,j,nx) * dzw(k) &
	1876	* MERGE( 1.0_wp, 0.0_wp, &
	1877	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1878	)
	1879	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1880	* MERGE( 1.0_wp, 0.0_wp, &
	1881	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1882	)
[667]	1883	ENDDO
	1884	ENDDO
	1885	ENDIF
	1886
	1887	IF ( nyn == ny ) THEN
	1888	DO i = nxl, nxr
[2232]	1889	DO k = nzb+1, nzt
[1788]	1890	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[2232]	1891	v(k,ny,i) * dzw(k) &
	1892	* MERGE( 1.0_wp, 0.0_wp, &
	1893	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1894	)
	1895	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1896	* MERGE( 1.0_wp, 0.0_wp, &
	1897	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1898	)
[667]	1899	ENDDO
	1900	ENDDO
	1901	ENDIF
	1902
	1903	#if defined( __parallel )
[732]	1904	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1905	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1906	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1907	2, MPI_REAL, MPI_SUM, comm2d, ierr )
[667]	1908
	1909	#else
[732]	1910	volume_flow_initial = volume_flow_initial_l
	1911	volume_flow_area = volume_flow_area_l
[667]	1912	#endif
	1913
[732]	1914	ENDIF
	1915
[151]	1916	!
[709]	1917	!-- In case of 'bulk_velocity' mode, volume_flow_initial is calculated
	1918	!-- from u\|v_bulk instead
[680]	1919	IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN
	1920	volume_flow_initial(1) = u_bulk * volume_flow_area(1)
	1921	volume_flow_initial(2) = v_bulk * volume_flow_area(2)
	1922	ENDIF
[667]	1923
[680]	1924	ENDIF
[2232]	1925	!
	1926	!-- Initialize surface elements and its attributes, e.g. heat- and
	1927	!-- momentumfluxes, roughness, scaling parameters.
	1928	!-- This is already done in case of restart data.
	1929	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
	1930	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1931	CALL init_surfaces
	1932	!
	1933	!-- Finally, if random_heatflux is set, disturb shf at horizontal
	1934	!-- surfaces. Actually, this should be done in surface_mod, where all other
	1935	!-- initializations of surface quantities are done. However, this
	1936	!-- would create a ring dependency, hence, it is done here. Maybe delete
	1937	!-- disturb_heatflux and tranfer the respective code directly into the
	1938	!-- initialization in surface_mod.
	1939	IF ( use_surface_fluxes .AND. constant_heatflux .AND. &
	1940	random_heatflux ) THEN
	1941	IF ( surf_def_h(0)%ns >= 1 ) CALL disturb_heatflux( surf_def_h(0) )
	1942	IF ( surf_lsm_h%ns >= 1 ) CALL disturb_heatflux( surf_lsm_h )
	1943	IF ( surf_usm_h%ns >= 1 ) CALL disturb_heatflux( surf_usm_h )
	1944	ENDIF
	1945	ENDIF
[680]	1946
[787]	1947	!
[2232]	1948	!-- Initialize surface forcing corresponding to large-scale forcing. Therein,
	1949	!-- initialize heat-fluxes, etc. via datatype. Revise it later!
	1950	IF ( large_scale_forcing .AND. lsf_surf ) THEN
	1951	IF ( use_surface_fluxes .AND. constant_heatflux ) THEN
	1952	CALL ls_forcing_surf ( simulated_time )
	1953	ENDIF
	1954	ENDIF
	1955	!
[787]	1956	!-- Initialize quantities for special advections schemes
	1957	CALL init_advec
[680]	1958
[667]	1959	!
[680]	1960	!-- Impose random perturbation on the horizontal velocity field and then
	1961	!-- remove the divergences from the velocity field at the initial stage
[1788]	1962	IF ( create_disturbances .AND. disturbance_energy_limit /= 0.0_wp .AND. &
	1963	TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[680]	1964	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1965
[1402]	1966	CALL location_message( 'creating initial disturbances', .FALSE. )
[2232]	1967	CALL disturb_field( 'u', tend, u )
	1968	CALL disturb_field( 'v', tend, v )
[1402]	1969	CALL location_message( 'finished', .TRUE. )
[1384]	1970
[1402]	1971	CALL location_message( 'calling pressure solver', .FALSE. )
[680]	1972	n_sor = nsor_ini
	1973	CALL pres
	1974	n_sor = nsor
[1402]	1975	CALL location_message( 'finished', .TRUE. )
[1384]	1976
[680]	1977	ENDIF
	1978
	1979	!
[1484]	1980	!-- If required, initialize quantities needed for the plant canopy model
[2007]	1981	IF ( plant_canopy ) THEN
	1982	CALL location_message( 'initializing plant canopy model', .FALSE. )
	1983	CALL pcm_init
	1984	CALL location_message( 'finished', .TRUE. )
	1985	ENDIF
[138]	1986
	1987	!
[1]	1988	!-- If required, initialize dvrp-software
[1340]	1989	IF ( dt_dvrp /= 9999999.9_wp ) CALL init_dvrp
[1]	1990
[96]	1991	IF ( ocean ) THEN
[1]	1992	!
[96]	1993	!-- Initialize quantities needed for the ocean model
	1994	CALL init_ocean
[388]	1995
[96]	1996	ELSE
	1997	!
	1998	!-- Initialize quantities for handling cloud physics
[849]	1999	!-- This routine must be called before lpm_init, because
[96]	2000	!-- otherwise, array pt_d_t, needed in data_output_dvrp (called by
[849]	2001	!-- lpm_init) is not defined.
[96]	2002	CALL init_cloud_physics
[1849]	2003	!
	2004	!-- Initialize bulk cloud microphysics
	2005	CALL microphysics_init
[96]	2006	ENDIF
[1]	2007
	2008	!
	2009	!-- If required, initialize particles
[849]	2010	IF ( particle_advection ) CALL lpm_init
[1]	2011
[1585]	2012	!
	2013	!-- If required, initialize quantities needed for the LSM
	2014	IF ( land_surface ) THEN
	2015	CALL location_message( 'initializing land surface model', .FALSE. )
[1817]	2016	CALL lsm_init
[1585]	2017	CALL location_message( 'finished', .TRUE. )
	2018	ENDIF
[1496]	2019
[1]	2020	!
[1691]	2021	!-- Initialize surface layer (done after LSM as roughness length are required
	2022	!-- for initialization
	2023	IF ( constant_flux_layer ) THEN
	2024	CALL location_message( 'initializing surface layer', .FALSE. )
	2025	CALL init_surface_layer_fluxes
	2026	CALL location_message( 'finished', .TRUE. )
	2027	ENDIF
	2028
	2029	!
[1496]	2030	!-- If required, initialize radiation model
	2031	IF ( radiation ) THEN
[1585]	2032	CALL location_message( 'initializing radiation model', .FALSE. )
[1826]	2033	CALL radiation_init
[1585]	2034	CALL location_message( 'finished', .TRUE. )
[1496]	2035	ENDIF
[2007]	2036
[2270]	2037
[1914]	2038	!
[2270]	2039	!-- Temporary solution to add LSM and radiation time series to the default
	2040	!-- output
	2041	IF ( land_surface .OR. radiation ) THEN
	2042	IF ( TRIM( radiation_scheme ) == 'rrtmg' ) THEN
	2043	dots_num = dots_num + 15
	2044	ELSE
	2045	dots_num = dots_num + 11
	2046	ENDIF
	2047	ENDIF
	2048
	2049	!
[2007]	2050	!-- If required, initialize urban surface model
	2051	IF ( urban_surface ) THEN
	2052	CALL location_message( 'initializing urban surface model', .FALSE. )
	2053	CALL usm_init_urban_surface
	2054	CALL location_message( 'finished', .TRUE. )
	2055	ENDIF
	2056
	2057	!
[1914]	2058	!-- If required, initialize quantities needed for the wind turbine model
	2059	IF ( wind_turbine ) THEN
	2060	CALL location_message( 'initializing wind turbine model', .FALSE. )
	2061	CALL wtm_init
	2062	CALL location_message( 'finished', .TRUE. )
	2063	ENDIF
[1496]	2064
[1914]	2065
[1496]	2066	!
[673]	2067	!-- Initialize the ws-scheme.
	2068	IF ( ws_scheme_sca .OR. ws_scheme_mom ) CALL ws_init
[1]	2069
	2070	!
[709]	2071	!-- Setting weighting factors for calculation of perturbation pressure
[1762]	2072	!-- and turbulent quantities from the RK substeps
[709]	2073	IF ( TRIM(timestep_scheme) == 'runge-kutta-3' ) THEN ! for RK3-method
	2074
[1322]	2075	weight_substep(1) = 1._wp/6._wp
	2076	weight_substep(2) = 3._wp/10._wp
	2077	weight_substep(3) = 8._wp/15._wp
[709]	2078
[1322]	2079	weight_pres(1) = 1._wp/3._wp
	2080	weight_pres(2) = 5._wp/12._wp
	2081	weight_pres(3) = 1._wp/4._wp
[709]	2082
	2083	ELSEIF ( TRIM(timestep_scheme) == 'runge-kutta-2' ) THEN ! for RK2-method
	2084
[1322]	2085	weight_substep(1) = 1._wp/2._wp
	2086	weight_substep(2) = 1._wp/2._wp
[673]	2087
[1322]	2088	weight_pres(1) = 1._wp/2._wp
	2089	weight_pres(2) = 1._wp/2._wp
[709]	2090
[1001]	2091	ELSE ! for Euler-method
[709]	2092
[1340]	2093	weight_substep(1) = 1.0_wp
	2094	weight_pres(1) = 1.0_wp
[709]	2095
[673]	2096	ENDIF
	2097
	2098	!
[1]	2099	!-- Initialize Rayleigh damping factors
[1340]	2100	rdf = 0.0_wp
	2101	rdf_sc = 0.0_wp
	2102	IF ( rayleigh_damping_factor /= 0.0_wp ) THEN
[1788]	2103	IF ( .NOT. ocean ) THEN
[108]	2104	DO k = nzb+1, nzt
	2105	IF ( zu(k) >= rayleigh_damping_height ) THEN
[1788]	2106	rdf(k) = rayleigh_damping_factor * &
[1340]	2107	( SIN( pi * 0.5_wp * ( zu(k) - rayleigh_damping_height ) &
[1788]	2108	/ ( zu(nzt) - rayleigh_damping_height ) ) &
[1]	2109	)**2
[108]	2110	ENDIF
	2111	ENDDO
	2112	ELSE
	2113	DO k = nzt, nzb+1, -1
	2114	IF ( zu(k) <= rayleigh_damping_height ) THEN
[1788]	2115	rdf(k) = rayleigh_damping_factor * &
[1340]	2116	( SIN( pi * 0.5_wp * ( rayleigh_damping_height - zu(k) ) &
[1788]	2117	/ ( rayleigh_damping_height - zu(nzb+1) ) ) &
[108]	2118	)**2
	2119	ENDIF
	2120	ENDDO
	2121	ENDIF
[1]	2122	ENDIF
[785]	2123	IF ( scalar_rayleigh_damping ) rdf_sc = rdf
[1]	2124
	2125	!
[240]	2126	!-- Initialize the starting level and the vertical smoothing factor used for
	2127	!-- the external pressure gradient
[1340]	2128	dp_smooth_factor = 1.0_wp
[240]	2129	IF ( dp_external ) THEN
	2130	!
	2131	!-- Set the starting level dp_level_ind_b only if it has not been set before
	2132	!-- (e.g. in init_grid).
	2133	IF ( dp_level_ind_b == 0 ) THEN
	2134	ind_array = MINLOC( ABS( dp_level_b - zu ) )
	2135	dp_level_ind_b = ind_array(1) - 1 + nzb
	2136	! MINLOC uses lower array bound 1
	2137	ENDIF
	2138	IF ( dp_smooth ) THEN
[1340]	2139	dp_smooth_factor(:dp_level_ind_b) = 0.0_wp
[240]	2140	DO k = dp_level_ind_b+1, nzt
[1340]	2141	dp_smooth_factor(k) = 0.5_wp * ( 1.0_wp + SIN( pi * &
	2142	( REAL( k - dp_level_ind_b, KIND=wp ) / &
	2143	REAL( nzt - dp_level_ind_b, KIND=wp ) - 0.5_wp ) ) )
[240]	2144	ENDDO
	2145	ENDIF
	2146	ENDIF
	2147
	2148	!
[978]	2149	!-- Initialize damping zone for the potential temperature in case of
	2150	!-- non-cyclic lateral boundaries. The damping zone has the maximum value
	2151	!-- at the inflow boundary and decreases to zero at pt_damping_width.
[1340]	2152	ptdf_x = 0.0_wp
	2153	ptdf_y = 0.0_wp
[1159]	2154	IF ( bc_lr_dirrad ) THEN
[996]	2155	DO i = nxl, nxr
[978]	2156	IF ( ( i * dx ) < pt_damping_width ) THEN
[1340]	2157	ptdf_x(i) = pt_damping_factor * ( SIN( pi * 0.5_wp * &
	2158	REAL( pt_damping_width - i * dx, KIND=wp ) / ( &
[1788]	2159	REAL( pt_damping_width, KIND=wp ) ) ) )**2
[73]	2160	ENDIF
	2161	ENDDO
[1159]	2162	ELSEIF ( bc_lr_raddir ) THEN
[996]	2163	DO i = nxl, nxr
[978]	2164	IF ( ( i * dx ) > ( nx * dx - pt_damping_width ) ) THEN
[1322]	2165	ptdf_x(i) = pt_damping_factor * &
[1340]	2166	SIN( pi * 0.5_wp * &
	2167	( ( i - nx ) * dx + pt_damping_width ) / &
	2168	REAL( pt_damping_width, KIND=wp ) )**2
[73]	2169	ENDIF
[978]	2170	ENDDO
[1159]	2171	ELSEIF ( bc_ns_dirrad ) THEN
[996]	2172	DO j = nys, nyn
[978]	2173	IF ( ( j * dy ) > ( ny * dy - pt_damping_width ) ) THEN
[1322]	2174	ptdf_y(j) = pt_damping_factor * &
[1340]	2175	SIN( pi * 0.5_wp * &
	2176	( ( j - ny ) * dy + pt_damping_width ) / &
	2177	REAL( pt_damping_width, KIND=wp ) )**2
[1]	2178	ENDIF
[978]	2179	ENDDO
[1159]	2180	ELSEIF ( bc_ns_raddir ) THEN
[996]	2181	DO j = nys, nyn
[978]	2182	IF ( ( j * dy ) < pt_damping_width ) THEN
[1322]	2183	ptdf_y(j) = pt_damping_factor * &
[1340]	2184	SIN( pi * 0.5_wp * &
	2185	( pt_damping_width - j * dy ) / &
	2186	REAL( pt_damping_width, KIND=wp ) )**2
[1]	2187	ENDIF
[73]	2188	ENDDO
[1]	2189	ENDIF
	2190
	2191	!
	2192	!-- Pre-set masks for regional statistics. Default is the total model domain.
[1015]	2193	!-- Ghost points are excluded because counting values at the ghost boundaries
	2194	!-- would bias the statistics
[1340]	2195	rmask = 1.0_wp
	2196	rmask(:,nxlg:nxl-1,:) = 0.0_wp; rmask(:,nxr+1:nxrg,:) = 0.0_wp
	2197	rmask(nysg:nys-1,:,:) = 0.0_wp; rmask(nyn+1:nyng,:,:) = 0.0_wp
[1]	2198
	2199	!
[51]	2200	!-- User-defined initializing actions. Check afterwards, if maximum number
[709]	2201	!-- of allowed timeseries is exceeded
[1]	2202	CALL user_init
	2203
[51]	2204	IF ( dots_num > dots_max ) THEN
[1788]	2205	WRITE( message_string, * ) 'number of time series quantities exceeds', &
	2206	' its maximum of dots_max = ', dots_max, &
[254]	2207	' &Please increase dots_max in modules.f90.'
	2208	CALL message( 'init_3d_model', 'PA0194', 1, 2, 0, 6, 0 )
[51]	2209	ENDIF
	2210
[1]	2211	!
	2212	!-- Input binary data file is not needed anymore. This line must be placed
	2213	!-- after call of user_init!
	2214	CALL close_file( 13 )
	2215
	2216	!
	2217	!-- Compute total sum of active mask grid points
[1738]	2218	!-- and the mean surface level height for each statistic region
[1]	2219	!-- ngp_2dh: number of grid points of a horizontal cross section through the
	2220	!-- total domain
	2221	!-- ngp_3d: number of grid points of the total domain
[132]	2222	ngp_2dh_outer_l = 0
	2223	ngp_2dh_outer = 0
	2224	ngp_2dh_s_inner_l = 0
	2225	ngp_2dh_s_inner = 0
	2226	ngp_2dh_l = 0
	2227	ngp_2dh = 0
[1340]	2228	ngp_3d_inner_l = 0.0_wp
[132]	2229	ngp_3d_inner = 0
	2230	ngp_3d = 0
	2231	ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user )
[1]	2232
[1738]	2233	mean_surface_level_height = 0.0_wp
	2234	mean_surface_level_height_l = 0.0_wp
	2235
[2232]	2236	!
	2237	!-- To do: New concept for these non-topography grid points!
[1]	2238	DO sr = 0, statistic_regions
	2239	DO i = nxl, nxr
	2240	DO j = nys, nyn
[1340]	2241	IF ( rmask(j,i,sr) == 1.0_wp ) THEN
[1]	2242	!
	2243	!-- All xy-grid points
	2244	ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1
	2245	!
[2232]	2246	!-- Determine mean surface-level height. In case of downward-
	2247	!-- facing walls are present, more than one surface level exist.
	2248	!-- In this case, use the lowest surface-level height.
	2249	IF ( surf_def_h(0)%start_index(j,i) <= &
	2250	surf_def_h(0)%end_index(j,i) ) THEN
	2251	m = surf_def_h(0)%start_index(j,i)
	2252	k = surf_def_h(0)%k(m)
	2253	mean_surface_level_height_l(sr) = &
	2254	mean_surface_level_height_l(sr) + zw(k-1)
	2255	ENDIF
	2256	IF ( surf_lsm_h%start_index(j,i) <= &
	2257	surf_lsm_h%end_index(j,i) ) THEN
	2258	m = surf_lsm_h%start_index(j,i)
	2259	k = surf_lsm_h%k(m)
	2260	mean_surface_level_height_l(sr) = &
	2261	mean_surface_level_height_l(sr) + zw(k-1)
	2262	ENDIF
	2263	IF ( surf_usm_h%start_index(j,i) <= &
	2264	surf_usm_h%end_index(j,i) ) THEN
	2265	m = surf_usm_h%start_index(j,i)
	2266	k = surf_usm_h%k(m)
	2267	mean_surface_level_height_l(sr) = &
	2268	mean_surface_level_height_l(sr) + zw(k-1)
	2269	ENDIF
	2270
	2271	k_surf = k - 1
	2272
	2273	DO k = nzb, nzt+1
	2274	!
	2275	!-- xy-grid points above topography
	2276	ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + &
	2277	MERGE( 1, 0, BTEST( wall_flags_0(k,j,i), 24 ) )
	2278
	2279	ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + &
	2280	MERGE( 1, 0, BTEST( wall_flags_0(k,j,i), 22 ) )
	2281
[1]	2282	ENDDO
	2283	!
	2284	!-- All grid points of the total domain above topography
[2232]	2285	ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) + ( nz - k_surf + 2 )
	2286
	2287
	2288
[1]	2289	ENDIF
	2290	ENDDO
	2291	ENDDO
	2292	ENDDO
	2293
	2294	sr = statistic_regions + 1
	2295	#if defined( __parallel )
[622]	2296	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2297	CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, &
[1]	2298	comm2d, ierr )
[622]	2299	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2300	CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, &
[1]	2301	MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2302	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2303	CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), &
[132]	2304	(nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2305	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2306	CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner_tmp(0), sr, MPI_REAL, &
[1]	2307	MPI_SUM, comm2d, ierr )
[485]	2308	ngp_3d_inner = INT( ngp_3d_inner_tmp, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2309	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2310	CALL MPI_ALLREDUCE( mean_surface_level_height_l(0), &
	2311	mean_surface_level_height(0), sr, MPI_REAL, &
[1738]	2312	MPI_SUM, comm2d, ierr )
	2313	mean_surface_level_height = mean_surface_level_height / REAL( ngp_2dh )
[1]	2314	#else
[132]	2315	ngp_2dh = ngp_2dh_l
	2316	ngp_2dh_outer = ngp_2dh_outer_l
	2317	ngp_2dh_s_inner = ngp_2dh_s_inner_l
[485]	2318	ngp_3d_inner = INT( ngp_3d_inner_l, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2319	mean_surface_level_height = mean_surface_level_height_l / REAL( ngp_2dh_l )
[1]	2320	#endif
	2321
[560]	2322	ngp_3d = INT ( ngp_2dh, KIND = SELECTED_INT_KIND( 18 ) ) * &
	2323	INT ( (nz + 2 ), KIND = SELECTED_INT_KIND( 18 ) )
[1]	2324
	2325	!
	2326	!-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics,
	2327	!-- buoyancy, etc. A zero value will occur for cases where all grid points of
	2328	!-- the respective subdomain lie below the surface topography
[667]	2329	ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) )
[1788]	2330	ngp_3d_inner = MAX( INT(1, KIND = SELECTED_INT_KIND( 18 )), &
[631]	2331	ngp_3d_inner(:) )
[667]	2332	ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) )
[1]	2333
[1788]	2334	DEALLOCATE( mean_surface_level_height_l, ngp_2dh_l, ngp_2dh_outer_l, &
[1738]	2335	ngp_3d_inner_l, ngp_3d_inner_tmp )
[1]	2336
[1402]	2337	CALL location_message( 'leaving init_3d_model', .TRUE. )
[1]	2338
	2339	END SUBROUTINE init_3d_model

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