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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 3381

Last change on this file since 3381 was 3355, checked in by knoop, 6 years ago
removed calc_radiation.f90 and related cloud_top_radiation namelist parameter (functionality replaced by radiation model)
Property svn:keywords set to `Id`
File size: 91.2 KB

Rev	Line
[1873]	1	!> @file prognostic_equations.f90
[2000]	2	!------------------------------------------------------------------------------!
[2696]	3	! This file is part of the PALM model system.
[1875]	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.
[1875]	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	!
[2718]	17	! Copyright 1997-2018 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1875]	19	!
	20	! Current revisions:
	21	! ------------------
[2156]	22	!
[3183]	23	!
[1875]	24	! Former revisions:
	25	! -----------------
	26	! $Id: prognostic_equations.f90 3355 2018-10-16 14:03:34Z raasch $
[3337]	27	! (from branch resler)
	28	! Fix for chemistry call
	29	!
	30	! 3302 2018-10-03 02:39:40Z raasch
[3302]	31	! Stokes drift + wave breaking term added
	32	!
	33	! 3298 2018-10-02 12:21:11Z kanani
[3298]	34	! Code added for decycling chemistry (basit)
	35	!
	36	! 3294 2018-10-01 02:37:10Z raasch
[3294]	37	! changes concerning modularization of ocean option
	38	!
	39	! 3274 2018-09-24 15:42:55Z knoop
[3274]	40	! Modularization of all bulk cloud physics code components
	41	!
	42	! 3241 2018-09-12 15:02:00Z raasch
[3241]	43	! omp_get_thread_num now declared in omp directive
	44	!
	45	! 3183 2018-07-27 14:25:55Z suehring
[3183]	46	! Remove unused variables from USE statements
	47	!
	48	! 3182 2018-07-27 13:36:03Z suehring
[3022]	49	! Revise recent bugfix for nesting
	50	!
	51	! 3021 2018-05-16 08:14:20Z maronga
[3021]	52	! Bugfix in IF clause for nesting
	53	!
	54	! 3014 2018-05-09 08:42:38Z maronga
[3014]	55	! Fixed a bug in the IF condition to call pcm_tendency in case of
	56	! potential temperature
	57	!
	58	! 2815 2018-02-19 11:29:57Z kanani
[2815]	59	! Rename chem_tendency to chem_prognostic_equations,
	60	! implement vector version for air chemistry
	61	!
	62	! 2766 2018-01-22 17:17:47Z kanani
[2766]	63	! Removed preprocessor directive __chem
	64	!
	65	! 2746 2018-01-15 12:06:04Z suehring
[2746]	66	! Move flag plant canopy to modules
	67	!
	68	! 2719 2018-01-02 09:02:06Z maronga
[2719]	69	! Bugfix for last change.
	70	!
	71	! 2718 2018-01-02 08:49:38Z maronga
[2716]	72	! Corrected "Former revisions" section
	73	!
	74	! 2696 2017-12-14 17:12:51Z kanani
	75	! - Change in file header (GPL part)
[2696]	76	! - Moved TKE equation to tcm_prognostic (TG)
	77	! - Added switch for chemical reactions (RF, FK)
	78	! - Implementation of chemistry module (RF, BK, FK)
	79	!
	80	! 2563 2017-10-19 15:36:10Z Giersch
[2563]	81	! Variable wind_turbine moved to module control_parameters
	82	!
	83	! 2320 2017-07-21 12:47:43Z suehring
[2320]	84	! Modularize large-scale forcing and nudging
	85	!
	86	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	87	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	88	! includes two more prognostic equations for cloud drop concentration (nc)
	89	! and cloud water content (qc).
	90	!
	91	! 2261 2017-06-08 14:25:57Z raasch
[2261]	92	! bugfix for r2232: openmp directives removed
	93	!
	94	! 2233 2017-05-30 18:08:54Z suehring
[1875]	95	!
[2233]	96	! 2232 2017-05-30 17:47:52Z suehring
	97	! Adjutst to new surface-type structure. Remove call for usm_wall_heat_flux,
	98	! which is realized directly in diffusion_s now.
	99	!
[2193]	100	! 2192 2017-03-22 04:14:10Z raasch
	101	! Bugfix for misplaced and missing openMP directives from r2155
	102	!
[2156]	103	! 2155 2017-02-21 09:57:40Z hoffmann
	104	! Bugfix in the calculation of microphysical quantities on ghost points.
	105	!
[2119]	106	! 2118 2017-01-17 16:38:49Z raasch
	107	! OpenACC version of subroutine removed
[2155]	108	!
[2032]	109	! 2031 2016-10-21 15:11:58Z knoop
	110	! renamed variable rho to rho_ocean
[2155]	111	!
[2012]	112	! 2011 2016-09-19 17:29:57Z kanani
	113	! Flag urban_surface is now defined in module control_parameters.
[2155]	114	!
[2008]	115	! 2007 2016-08-24 15:47:17Z kanani
	116	! Added pt tendency calculation based on energy balance at urban surfaces
	117	! (new urban surface model)
[2155]	118	!
[2001]	119	! 2000 2016-08-20 18:09:15Z knoop
	120	! Forced header and separation lines into 80 columns
[2155]	121	!
[1977]	122	! 1976 2016-07-27 13:28:04Z maronga
	123	! Simplied calls to radiation model
[2155]	124	!
[1961]	125	! 1960 2016-07-12 16:34:24Z suehring
	126	! Separate humidity and passive scalar
[2155]	127	!
[1917]	128	! 1914 2016-05-26 14:44:07Z witha
	129	! Added calls for wind turbine model
	130	!
[1874]	131	! 1873 2016-04-18 14:50:06Z maronga
	132	! Module renamed (removed _mod)
[2155]	133	!
[1851]	134	! 1850 2016-04-08 13:29:27Z maronga
	135	! Module renamed
[2155]	136	!
[1827]	137	! 1826 2016-04-07 12:01:39Z maronga
[1875]	138	! Renamed canopy model calls.
[2155]	139	!
[1875]	140	! 1822 2016-04-07 07:49:42Z hoffmann
	141	! Kessler microphysics scheme moved to microphysics.
	142	!
	143	! 1757 2016-02-22 15:49:32Z maronga
[2155]	144	!
[1875]	145	! 1691 2015-10-26 16:17:44Z maronga
	146	! Added optional model spin-up without radiation / land surface model calls.
	147	! Formatting corrections.
[2155]	148	!
[1875]	149	! 1682 2015-10-07 23:56:08Z knoop
[2155]	150	! Code annotations made doxygen readable
	151	!
[1875]	152	! 1585 2015-04-30 07:05:52Z maronga
	153	! Added call for temperature tendency calculation due to radiative flux divergence
[2155]	154	!
[1875]	155	! 1517 2015-01-07 19:12:25Z hoffmann
	156	! advec_s_bc_mod addded, since advec_s_bc is now a module
	157	!
	158	! 1484 2014-10-21 10:53:05Z kanani
	159	! Changes due to new module structure of the plant canopy model:
[2696]	160	! parameters cthf and plant_canopy moved to module plant_canopy_model_mod.
[1875]	161	! Removed double-listing of use_upstream_for_tke in ONLY-list of module
	162	! control_parameters
[2155]	163	!
[1875]	164	! 1409 2014-05-23 12:11:32Z suehring
[2155]	165	! Bugfix: i_omp_start changed for advec_u_ws at left inflow and outflow boundary.
[1875]	166	! This ensures that left-hand side fluxes are also calculated for nxl in that
[2155]	167	! case, even though the solution at nxl is overwritten in boundary_conds()
	168	!
[1875]	169	! 1398 2014-05-07 11:15:00Z heinze
	170	! Rayleigh-damping for horizontal velocity components changed: instead of damping
[2155]	171	! against ug and vg, damping against u_init and v_init is used to allow for a
[1875]	172	! homogenized treatment in case of nudging
[2155]	173	!
[1875]	174	! 1380 2014-04-28 12:40:45Z heinze
[2155]	175	! Change order of calls for scalar prognostic quantities:
	176	! ls_advec -> nudging -> subsidence since initial profiles
	177	!
[1875]	178	! 1374 2014-04-25 12:55:07Z raasch
	179	! missing variables added to ONLY lists
[2155]	180	!
[1875]	181	! 1365 2014-04-22 15:03:56Z boeske
[2155]	182	! Calls of ls_advec for large scale advection added,
[1875]	183	! subroutine subsidence is only called if use_subsidence_tendencies = .F.,
	184	! new argument ls_index added to the calls of subsidence
	185	! +ls_index
[2155]	186	!
[1875]	187	! 1361 2014-04-16 15:17:48Z hoffmann
	188	! Two-moment microphysics moved to the start of prognostic equations. This makes
	189	! the 3d arrays for tend_q, tend_qr, tend_pt and tend_pt redundant.
	190	! Additionally, it is allowed to call the microphysics just once during the time
	191	! step (not at each sub-time step).
	192	!
	193	! Two-moment cloud physics added for vector and accelerator optimization.
[2155]	194	!
[1875]	195	! 1353 2014-04-08 15:21:23Z heinze
	196	! REAL constants provided with KIND-attribute
[2155]	197	!
[1875]	198	! 1337 2014-03-25 15:11:48Z heinze
	199	! Bugfix: REAL constants provided with KIND-attribute
[2155]	200	!
[1875]	201	! 1332 2014-03-25 11:59:43Z suehring
[2155]	202	! Bugfix: call advec_ws or advec_pw for TKE only if NOT use_upstream_for_tke
	203	!
[1875]	204	! 1330 2014-03-24 17:29:32Z suehring
[2155]	205	! In case of SGS-particle velocity advection of TKE is also allowed with
[1875]	206	! dissipative 5th-order scheme.
	207	!
	208	! 1320 2014-03-20 08:40:49Z raasch
	209	! ONLY-attribute added to USE-statements,
	210	! kind-parameters added to all INTEGER and REAL declaration statements,
	211	! kinds are defined in new module kinds,
	212	! old module precision_kind is removed,
	213	! revision history before 2012 removed,
	214	! comment fields (!:) to be used for variable explanations added to
	215	! all variable declaration statements
	216	!
	217	! 1318 2014-03-17 13:35:16Z raasch
	218	! module interfaces removed
	219	!
	220	! 1257 2013-11-08 15:18:40Z raasch
	221	! openacc loop vector clauses removed, independent clauses added
	222	!
	223	! 1246 2013-11-01 08:59:45Z heinze
	224	! enable nudging also for accelerator version
	225	!
	226	! 1241 2013-10-30 11:36:58Z heinze
	227	! usage of nudging enabled (so far not implemented for accelerator version)
	228	!
	229	! 1179 2013-06-14 05:57:58Z raasch
	230	! two arguments removed from routine buoyancy, ref_state updated on device
	231	!
	232	! 1128 2013-04-12 06:19:32Z raasch
	233	! those parts requiring global communication moved to time_integration,
	234	! loop index bounds in accelerator version replaced by i_left, i_right, j_south,
	235	! j_north
	236	!
	237	! 1115 2013-03-26 18:16:16Z hoffmann
[2155]	238	! optimized cloud physics: calculation of microphysical tendencies transfered
[1875]	239	! to microphysics.f90; qr and nr are only calculated if precipitation is required
	240	!
	241	! 1111 2013-03-08 23:54:10Z raasch
	242	! update directives for prognostic quantities removed
	243	!
	244	! 1106 2013-03-04 05:31:38Z raasch
	245	! small changes in code formatting
	246	!
	247	! 1092 2013-02-02 11:24:22Z raasch
	248	! unused variables removed
	249	!
	250	! 1053 2012-11-13 17:11:03Z hoffmann
	251	! implementation of two new prognostic equations for rain drop concentration (nr)
	252	! and rain water content (qr)
	253	!
	254	! currently, only available for cache loop optimization
	255	!
	256	! 1036 2012-10-22 13:43:42Z raasch
	257	! code put under GPL (PALM 3.9)
	258	!
	259	! 1019 2012-09-28 06:46:45Z raasch
	260	! non-optimized version of prognostic_equations removed
	261	!
	262	! 1015 2012-09-27 09:23:24Z raasch
	263	! new branch prognostic_equations_acc
	264	! OpenACC statements added + code changes required for GPU optimization
	265	!
	266	! 1001 2012-09-13 14:08:46Z raasch
	267	! all actions concerning leapfrog- and upstream-spline-scheme removed
	268	!
	269	! 978 2012-08-09 08:28:32Z fricke
	270	! km_damp_x and km_damp_y removed in calls of diffusion_u and diffusion_v
	271	! add ptdf_x, ptdf_y for damping the potential temperature at the inflow
	272	! boundary in case of non-cyclic lateral boundaries
	273	! Bugfix: first thread index changes for WS-scheme at the inflow
	274	!
	275	! 940 2012-07-09 14:31:00Z raasch
	276	! temperature equation can be switched off
	277	!
	278	! Revision 1.1 2000/04/13 14:56:27 schroeter
	279	! Initial revision
	280	!
	281	!
	282	! Description:
	283	! ------------
	284	!> Solving the prognostic equations.
	285	!------------------------------------------------------------------------------!
	286	MODULE prognostic_equations_mod
	287
	288
[3294]	289	USE advec_s_bc_mod, &
	290	ONLY: advec_s_bc
[2155]	291
[3294]	292	USE advec_s_pw_mod, &
	293	ONLY: advec_s_pw
	294
	295	USE advec_s_up_mod, &
	296	ONLY: advec_s_up
	297
	298	USE advec_u_pw_mod, &
	299	ONLY: advec_u_pw
	300
	301	USE advec_u_up_mod, &
	302	ONLY: advec_u_up
	303
	304	USE advec_v_pw_mod, &
	305	ONLY: advec_v_pw
	306
	307	USE advec_v_up_mod, &
	308	ONLY: advec_v_up
	309
	310	USE advec_w_pw_mod, &
	311	ONLY: advec_w_pw
	312
	313	USE advec_w_up_mod, &
	314	ONLY: advec_w_up
	315
	316	USE advec_ws, &
	317	ONLY: advec_s_ws, advec_u_ws, advec_v_ws, advec_w_ws
	318
[1875]	319	USE arrays_3d, &
[2292]	320	ONLY: diss_l_e, diss_l_nc, diss_l_nr, diss_l_pt, diss_l_q, diss_l_qc, &
	321	diss_l_qr, diss_l_s, diss_l_sa, diss_s_e, diss_s_nc, diss_s_nr, &
	322	diss_s_pt, diss_s_q, diss_s_qc, diss_s_qr, diss_s_s, diss_s_sa, &
	323	e, e_p, flux_s_e, flux_s_nc, flux_s_nr, flux_s_pt, flux_s_q, &
	324	flux_s_qc, flux_s_qr, flux_s_s, flux_s_sa, flux_l_e, flux_l_nc, &
	325	flux_l_nr, flux_l_pt, flux_l_q, flux_l_qc, flux_l_qr, flux_l_s, &
	326	flux_l_sa, nc, nc_p, nr, nr_p, pt, ptdf_x, ptdf_y, pt_init, &
	327	pt_p, prho, q, q_init, q_p, qc, qc_p, qr, qr_p, rdf, rdf_sc, &
[3294]	328	ref_state, rho_ocean, s, s_init, s_p, tend, te_m, tnc_m, &
	329	tnr_m, tpt_m, tq_m, tqc_m, tqr_m, ts_m, tu_m, tv_m, tw_m, u, &
	330	ug, u_init, u_p, v, vg, vpt, v_init, v_p, w, w_p
[2155]	331
[3274]	332	USE bulk_cloud_model_mod, &
	333	ONLY: call_microphysics_at_all_substeps, bulk_cloud_model, &
	334	bcm_actions, microphysics_sat_adjust, &
	335	microphysics_morrison, microphysics_seifert
	336
[3294]	337	USE buoyancy_mod, &
	338	ONLY: buoyancy
	339
[2696]	340	USE chemistry_model_mod, &
[3298]	341	ONLY: chem_integrate, chem_species, chem_prognostic_equations, &
	342	nspec, nvar, spc_names, chem_boundary_conds
[2696]	343
[3294]	344	USE chem_modules, &
	345	ONLY: call_chem_at_all_substeps, chem_gasphase_on
	346
[2696]	347	USE chem_photolysis_mod, &
	348	ONLY: photolysis_control
	349
[3298]	350	USE chem_modules, &
	351	ONLY: call_chem_at_all_substeps, chem_gasphase_on, cs_name
	352
[1875]	353	USE control_parameters, &
[3355]	354	ONLY: air_chemistry, constant_diffusion, &
[2696]	355	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
[3182]	356	humidity, intermediate_timestep_count, &
[1875]	357	intermediate_timestep_count_max, large_scale_forcing, &
[3355]	358	large_scale_subsidence, neutral, nudging, &
[3294]	359	ocean_mode, passive_scalar, plant_canopy, pt_reference, &
[1875]	360	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	361	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	362	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3014]	363	ws_scheme_sca, urban_surface, land_surface
[1875]	364
[3294]	365	USE coriolis_mod, &
	366	ONLY: coriolis
	367
[1875]	368	USE cpulog, &
[2696]	369	ONLY: cpu_log, log_point, log_point_s
[1875]	370
	371	USE diffusion_s_mod, &
[2118]	372	ONLY: diffusion_s
[1875]	373
	374	USE diffusion_u_mod, &
[2118]	375	ONLY: diffusion_u
[1875]	376
	377	USE diffusion_v_mod, &
[2118]	378	ONLY: diffusion_v
[1875]	379
	380	USE diffusion_w_mod, &
[2118]	381	ONLY: diffusion_w
[1875]	382
[3294]	383	USE indices, &
	384	ONLY: nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
	385	nzb, nzt, wall_flags_0
	386
[1875]	387	USE kinds
	388
[2320]	389	USE lsf_nudging_mod, &
	390	ONLY: ls_advec, nudge
[1875]	391
[3294]	392	USE ocean_mod, &
[3302]	393	ONLY: ocean_prognostic_equations, stokes_drift_terms, stokes_force, &
	394	wave_breaking, wave_breaking_term
[3294]	395
[1875]	396	USE plant_canopy_model_mod, &
[2746]	397	ONLY: cthf, pcm_tendency
[1875]	398
	399	USE radiation_model_mod, &
[1976]	400	ONLY: radiation, radiation_tendency, &
[1875]	401	skip_time_do_radiation
	402
	403	USE statistics, &
	404	ONLY: hom
	405
	406	USE subsidence_mod, &
	407	ONLY: subsidence
	408
[3294]	409	USE surface_mod, &
	410	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	411	surf_usm_v
	412
[2696]	413	USE turbulence_closure_mod, &
	414	ONLY: tcm_prognostic
	415
[1875]	416	USE user_actions_mod, &
	417	ONLY: user_actions
	418
[1914]	419	USE wind_turbine_model_mod, &
[2563]	420	ONLY: wtm_tendencies
[1875]	421
[1914]	422
[1875]	423	PRIVATE
[2118]	424	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	425
	426	INTERFACE prognostic_equations_cache
	427	MODULE PROCEDURE prognostic_equations_cache
	428	END INTERFACE prognostic_equations_cache
	429
	430	INTERFACE prognostic_equations_vector
	431	MODULE PROCEDURE prognostic_equations_vector
	432	END INTERFACE prognostic_equations_vector
	433
	434
	435	CONTAINS
	436
	437
	438	!------------------------------------------------------------------------------!
	439	! Description:
	440	! ------------
	441	!> Version with one optimized loop over all equations. It is only allowed to
	442	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	443	!>
	444	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	445	!> so communication between CPUs is not allowed (does not make sense) within
	446	!> these loops.
	447	!>
	448	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	449	!------------------------------------------------------------------------------!
[2155]	450
[1875]	451	SUBROUTINE prognostic_equations_cache
	452
	453
	454	IMPLICIT NONE
	455
	456	INTEGER(iwp) :: i !<
	457	INTEGER(iwp) :: i_omp_start !<
	458	INTEGER(iwp) :: j !<
	459	INTEGER(iwp) :: k !<
[3241]	460	!$ INTEGER(iwp) :: omp_get_thread_num !<
[1875]	461	INTEGER(iwp) :: tn = 0 !<
[2155]	462
[1875]	463	LOGICAL :: loop_start !<
[3298]	464	INTEGER(iwp) :: n
	465	INTEGER(iwp) :: lsp
	466	INTEGER(iwp) :: lsp_usr !< lsp running index for chem spcs
[1875]	467
	468
	469	!
	470	!-- Time measurement can only be performed for the whole set of equations
	471	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	472
	473	!
[2696]	474	!-- Calculation of chemical reactions. This is done outside of main loop,
	475	!-- since exchange of ghost points is required after this update of the
	476	!-- concentrations of chemical species
	477	IF ( air_chemistry ) THEN
[3298]	478	lsp_usr = 1
[2696]	479	!
	480	!-- Chemical reactions
	481	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'start' )
	482
	483	IF ( chem_gasphase_on ) THEN
[3337]	484	!
	485	!-- If required, calculate photolysis frequencies -
	486	!-- UNFINISHED: Why not before the intermediate timestep loop?
	487	IF ( intermediate_timestep_count == 1 ) THEN
	488	CALL photolysis_control
	489	ENDIF
[2696]	490	DO i = nxl, nxr
	491	DO j = nys, nyn
	492
	493	IF ( intermediate_timestep_count == 1 .OR. &
	494	call_chem_at_all_substeps ) THEN
	495	CALL chem_integrate (i,j)
	496	ENDIF
	497	ENDDO
	498	ENDDO
	499	ENDIF
	500	!
	501	!-- Loop over chemical species
	502	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'start' )
[3298]	503	DO lsp = 1, nspec
	504	CALL exchange_horiz( chem_species(lsp)%conc, nbgp )
	505	lsp_usr = 1
	506	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	507	IF ( TRIM(chem_species(lsp)%name) == TRIM(cs_name(lsp_usr)) ) THEN
	508
	509	CALL chem_boundary_conds( chem_species(lsp)%conc_p, &
	510	chem_species(lsp)%conc_pr_init )
	511
	512	ENDIF
	513	lsp_usr = lsp_usr +1
	514	ENDDO
	515
[2696]	516	ENDDO
	517	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'stop' )
	518
	519	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'stop' )
	520
	521	ENDIF
	522
	523	!
[2155]	524	!-- If required, calculate cloud microphysics
[3274]	525	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[2155]	526	( intermediate_timestep_count == 1 .OR. &
[2192]	527	call_microphysics_at_all_substeps ) ) &
	528	THEN
[2261]	529	!$OMP PARALLEL PRIVATE (i,j)
[2192]	530	!$OMP DO
[2155]	531	DO i = nxlg, nxrg
	532	DO j = nysg, nyng
[3274]	533	CALL bcm_actions( i, j )
[2192]	534	ENDDO
	535	ENDDO
	536	!$OMP END PARALLEL
[2155]	537	ENDIF
	538
[2192]	539	!
	540	!-- Loop over all prognostic equations
[2261]	541	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn)
[2192]	542
	543	!$ tn = omp_get_thread_num()
	544	loop_start = .TRUE.
	545
	546	!$OMP DO
[1875]	547	DO i = nxl, nxr
	548
	549	!
	550	!-- Store the first loop index. It differs for each thread and is required
	551	!-- later in advec_ws
	552	IF ( loop_start ) THEN
	553	loop_start = .FALSE.
[2155]	554	i_omp_start = i
[1875]	555	ENDIF
	556
	557	DO j = nys, nyn
	558	!
[3022]	559	!-- Tendency terms for u-velocity component. Please note, in case of
	560	!-- non-cyclic boundary conditions the grid point i=0 is excluded from
	561	!-- the prognostic equations for the u-component.
	562	IF ( i >= nxlu ) THEN
[1875]	563
	564	tend(:,j,i) = 0.0_wp
	565	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	566	IF ( ws_scheme_mom ) THEN
	567	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	568	ELSE
[1875]	569	CALL advec_u_pw( i, j )
[2155]	570	ENDIF
[1875]	571	ELSE
	572	CALL advec_u_up( i, j )
	573	ENDIF
	574	CALL diffusion_u( i, j )
	575	CALL coriolis( i, j, 1 )
	576	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	577	CALL buoyancy( i, j, pt, 1 )
	578	ENDIF
	579
	580	!
	581	!-- Drag by plant canopy
	582	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	583
	584	!
	585	!-- External pressure gradient
	586	IF ( dp_external ) THEN
	587	DO k = dp_level_ind_b+1, nzt
	588	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	589	ENDDO
	590	ENDIF
	591
	592	!
	593	!-- Nudging
	594	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	595
[1914]	596	!
[3302]	597	!-- Effect of Stokes drift (in ocean mode only)
	598	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 1 )
	599
	600	!
[1914]	601	!-- Forces by wind turbines
	602	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 1 )
	603
[1875]	604	CALL user_actions( i, j, 'u-tendency' )
	605	!
	606	!-- Prognostic equation for u-velocity component
[2232]	607	DO k = nzb+1, nzt
	608
	609	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	610	( tsc(2) * tend(k,j,i) + &
	611	tsc(3) * tu_m(k,j,i) ) &
	612	- tsc(5) * rdf(k) &
	613	* ( u(k,j,i) - u_init(k) ) &
	614	) * MERGE( 1.0_wp, 0.0_wp, &
	615	BTEST( wall_flags_0(k,j,i), 1 )&
	616	)
[1875]	617	ENDDO
	618
	619	!
[3302]	620	!-- Add turbulence generated by wave breaking (in ocean mode only)
	621	IF ( wave_breaking .AND. &
	622	intermediate_timestep_count == intermediate_timestep_count_max )&
	623	THEN
	624	CALL wave_breaking_term( i, j, 1 )
	625	ENDIF
	626
	627	!
[1875]	628	!-- Calculate tendencies for the next Runge-Kutta step
	629	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	630	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	631	DO k = nzb+1, nzt
[1875]	632	tu_m(k,j,i) = tend(k,j,i)
	633	ENDDO
	634	ELSEIF ( intermediate_timestep_count < &
	635	intermediate_timestep_count_max ) THEN
[2232]	636	DO k = nzb+1, nzt
	637	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	638	+ 5.3125_wp * tu_m(k,j,i)
[1875]	639	ENDDO
	640	ENDIF
	641	ENDIF
	642
	643	ENDIF
	644	!
[3022]	645	!-- Tendency terms for v-velocity component. Please note, in case of
	646	!-- non-cyclic boundary conditions the grid point j=0 is excluded from
	647	!-- the prognostic equations for the v-component. !--
	648	IF ( j >= nysv ) THEN
[1875]	649
	650	tend(:,j,i) = 0.0_wp
	651	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	652	IF ( ws_scheme_mom ) THEN
	653	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	654	ELSE
[1875]	655	CALL advec_v_pw( i, j )
	656	ENDIF
	657	ELSE
	658	CALL advec_v_up( i, j )
	659	ENDIF
	660	CALL diffusion_v( i, j )
	661	CALL coriolis( i, j, 2 )
	662
	663	!
	664	!-- Drag by plant canopy
[2155]	665	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	666
	667	!
	668	!-- External pressure gradient
	669	IF ( dp_external ) THEN
	670	DO k = dp_level_ind_b+1, nzt
	671	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	672	ENDDO
	673	ENDIF
	674
	675	!
	676	!-- Nudging
	677	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	678
[1914]	679	!
[3302]	680	!-- Effect of Stokes drift (in ocean mode only)
	681	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 2 )
	682
	683	!
[1914]	684	!-- Forces by wind turbines
	685	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 2 )
	686
[1875]	687	CALL user_actions( i, j, 'v-tendency' )
	688	!
	689	!-- Prognostic equation for v-velocity component
[2232]	690	DO k = nzb+1, nzt
	691	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	692	( tsc(2) * tend(k,j,i) + &
	693	tsc(3) * tv_m(k,j,i) ) &
	694	- tsc(5) * rdf(k) &
	695	* ( v(k,j,i) - v_init(k) )&
	696	) * MERGE( 1.0_wp, 0.0_wp, &
	697	BTEST( wall_flags_0(k,j,i), 2 )&
	698	)
[1875]	699	ENDDO
	700
	701	!
[3302]	702	!-- Add turbulence generated by wave breaking (in ocean mode only)
	703	IF ( wave_breaking .AND. &
	704	intermediate_timestep_count == intermediate_timestep_count_max )&
	705	THEN
	706	CALL wave_breaking_term( i, j, 2 )
	707	ENDIF
	708
	709	!
[1875]	710	!-- Calculate tendencies for the next Runge-Kutta step
	711	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	712	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	713	DO k = nzb+1, nzt
[1875]	714	tv_m(k,j,i) = tend(k,j,i)
	715	ENDDO
	716	ELSEIF ( intermediate_timestep_count < &
	717	intermediate_timestep_count_max ) THEN
[2232]	718	DO k = nzb+1, nzt
	719	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	720	+ 5.3125_wp * tv_m(k,j,i)
[1875]	721	ENDDO
	722	ENDIF
	723	ENDIF
	724
	725	ENDIF
	726
	727	!
	728	!-- Tendency terms for w-velocity component
	729	tend(:,j,i) = 0.0_wp
	730	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	731	IF ( ws_scheme_mom ) THEN
	732	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	733	ELSE
[1875]	734	CALL advec_w_pw( i, j )
	735	END IF
	736	ELSE
	737	CALL advec_w_up( i, j )
	738	ENDIF
	739	CALL diffusion_w( i, j )
	740	CALL coriolis( i, j, 3 )
	741
	742	IF ( .NOT. neutral ) THEN
[3294]	743	IF ( ocean_mode ) THEN
[2031]	744	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	745	ELSE
	746	IF ( .NOT. humidity ) THEN
	747	CALL buoyancy( i, j, pt, 3 )
	748	ELSE
	749	CALL buoyancy( i, j, vpt, 3 )
	750	ENDIF
	751	ENDIF
	752	ENDIF
	753
	754	!
	755	!-- Drag by plant canopy
	756	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	757
[1914]	758	!
[3302]	759	!-- Effect of Stokes drift (in ocean mode only)
	760	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 3 )
	761
	762	!
[1914]	763	!-- Forces by wind turbines
	764	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 3 )
	765
[1875]	766	CALL user_actions( i, j, 'w-tendency' )
	767	!
	768	!-- Prognostic equation for w-velocity component
[2232]	769	DO k = nzb+1, nzt-1
	770	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	771	( tsc(2) * tend(k,j,i) + &
[1875]	772	tsc(3) * tw_m(k,j,i) ) &
[2232]	773	- tsc(5) * rdf(k) * w(k,j,i) &
	774	) * MERGE( 1.0_wp, 0.0_wp, &
	775	BTEST( wall_flags_0(k,j,i), 3 )&
	776	)
[1875]	777	ENDDO
	778
	779	!
	780	!-- Calculate tendencies for the next Runge-Kutta step
	781	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	782	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	783	DO k = nzb+1, nzt-1
[1875]	784	tw_m(k,j,i) = tend(k,j,i)
	785	ENDDO
	786	ELSEIF ( intermediate_timestep_count < &
	787	intermediate_timestep_count_max ) THEN
[2232]	788	DO k = nzb+1, nzt-1
	789	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	790	+ 5.3125_wp * tw_m(k,j,i)
[1875]	791	ENDDO
	792	ENDIF
	793	ENDIF
	794
	795	!
	796	!-- If required, compute prognostic equation for potential temperature
	797	IF ( .NOT. neutral ) THEN
	798	!
	799	!-- Tendency terms for potential temperature
	800	tend(:,j,i) = 0.0_wp
	801	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	802	IF ( ws_scheme_sca ) THEN
[2232]	803	CALL advec_s_ws( i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
[1875]	804	flux_l_pt, diss_l_pt, i_omp_start, tn )
	805	ELSE
	806	CALL advec_s_pw( i, j, pt )
	807	ENDIF
	808	ELSE
	809	CALL advec_s_up( i, j, pt )
	810	ENDIF
[2232]	811	CALL diffusion_s( i, j, pt, &
	812	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	813	surf_def_h(2)%shf, &
	814	surf_lsm_h%shf, surf_usm_h%shf, &
	815	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	816	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	817	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	818	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	819	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	820	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	821
	822	!
	823	!-- Consideration of heat sources within the plant canopy
[3014]	824	IF ( plant_canopy .AND. &
	825	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	826	CALL pcm_tendency( i, j, 4 )
	827	ENDIF
	828
	829	!
	830	!-- Large scale advection
	831	IF ( large_scale_forcing ) THEN
	832	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	833	ENDIF
[1875]	834
	835	!
	836	!-- Nudging
[2155]	837	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	838
	839	!
	840	!-- If required, compute effect of large-scale subsidence/ascent
	841	IF ( large_scale_subsidence .AND. &
	842	.NOT. use_subsidence_tendencies ) THEN
	843	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	844	ENDIF
	845
	846	!
	847	!-- If required, add tendency due to radiative heating/cooling
[1976]	848	IF ( radiation .AND. &
[1875]	849	simulated_time > skip_time_do_radiation ) THEN
	850	CALL radiation_tendency ( i, j, tend )
	851	ENDIF
	852
	853
	854	CALL user_actions( i, j, 'pt-tendency' )
	855	!
	856	!-- Prognostic equation for potential temperature
[2232]	857	DO k = nzb+1, nzt
	858	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	859	( tsc(2) * tend(k,j,i) + &
[1875]	860	tsc(3) * tpt_m(k,j,i) ) &
[2232]	861	- tsc(5) &
	862	* ( pt(k,j,i) - pt_init(k) ) &
	863	* ( rdf_sc(k) + ptdf_x(i) &
	864	+ ptdf_y(j) ) &
	865	) &
	866	* MERGE( 1.0_wp, 0.0_wp, &
	867	BTEST( wall_flags_0(k,j,i), 0 )&
	868	)
[1875]	869	ENDDO
	870
	871	!
	872	!-- Calculate tendencies for the next Runge-Kutta step
	873	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	874	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	875	DO k = nzb+1, nzt
[1875]	876	tpt_m(k,j,i) = tend(k,j,i)
	877	ENDDO
	878	ELSEIF ( intermediate_timestep_count < &
	879	intermediate_timestep_count_max ) THEN
[2232]	880	DO k = nzb+1, nzt
	881	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	882	5.3125_wp * tpt_m(k,j,i)
[1875]	883	ENDDO
	884	ENDIF
	885	ENDIF
	886
	887	ENDIF
	888
	889	!
[1960]	890	!-- If required, compute prognostic equation for total water content
	891	IF ( humidity ) THEN
[1875]	892
	893	!
	894	!-- Tendency-terms for total water content / scalar
	895	tend(:,j,i) = 0.0_wp
	896	IF ( timestep_scheme(1:5) == 'runge' ) &
	897	THEN
	898	IF ( ws_scheme_sca ) THEN
[2155]	899	CALL advec_s_ws( i, j, q, 'q', flux_s_q, &
[1875]	900	diss_s_q, flux_l_q, diss_l_q, i_omp_start, tn )
[2155]	901	ELSE
[1875]	902	CALL advec_s_pw( i, j, q )
	903	ENDIF
	904	ELSE
	905	CALL advec_s_up( i, j, q )
	906	ENDIF
[2232]	907	CALL diffusion_s( i, j, q, &
	908	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	909	surf_def_h(2)%qsws, &
	910	surf_lsm_h%qsws, surf_usm_h%qsws, &
	911	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	912	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	913	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	914	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	915	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	916	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	917
	918	!
[1960]	919	!-- Sink or source of humidity due to canopy elements
[1875]	920	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	921
	922	!
	923	!-- Large scale advection
	924	IF ( large_scale_forcing ) THEN
	925	CALL ls_advec( i, j, simulated_time, 'q' )
	926	ENDIF
	927
	928	!
	929	!-- Nudging
[2155]	930	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	931
	932	!
	933	!-- If required compute influence of large-scale subsidence/ascent
	934	IF ( large_scale_subsidence .AND. &
	935	.NOT. use_subsidence_tendencies ) THEN
	936	CALL subsidence( i, j, tend, q, q_init, 3 )
	937	ENDIF
	938
	939	CALL user_actions( i, j, 'q-tendency' )
	940
	941	!
	942	!-- Prognostic equation for total water content / scalar
[2232]	943	DO k = nzb+1, nzt
	944	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	945	( tsc(2) * tend(k,j,i) + &
[1875]	946	tsc(3) * tq_m(k,j,i) ) &
[2232]	947	- tsc(5) * rdf_sc(k) * &
	948	( q(k,j,i) - q_init(k) ) &
	949	) &
	950	* MERGE( 1.0_wp, 0.0_wp, &
	951	BTEST( wall_flags_0(k,j,i), 0 )&
	952	)
[1875]	953	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	954	ENDDO
	955
	956	!
	957	!-- Calculate tendencies for the next Runge-Kutta step
	958	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	959	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	960	DO k = nzb+1, nzt
[1875]	961	tq_m(k,j,i) = tend(k,j,i)
	962	ENDDO
	963	ELSEIF ( intermediate_timestep_count < &
	964	intermediate_timestep_count_max ) THEN
[2232]	965	DO k = nzb+1, nzt
	966	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	967	5.3125_wp * tq_m(k,j,i)
[1875]	968	ENDDO
	969	ENDIF
	970	ENDIF
	971
	972	!
[2292]	973	!-- If required, calculate prognostic equations for cloud water content
	974	!-- and cloud drop concentration
[3274]	975	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	976	!
	977	!-- Calculate prognostic equation for cloud water content
	978	tend(:,j,i) = 0.0_wp
	979	IF ( timestep_scheme(1:5) == 'runge' ) &
	980	THEN
	981	IF ( ws_scheme_sca ) THEN
	982	CALL advec_s_ws( i, j, qc, 'qc', flux_s_qc, &
	983	diss_s_qc, flux_l_qc, diss_l_qc, &
	984	i_omp_start, tn )
	985	ELSE
	986	CALL advec_s_pw( i, j, qc )
	987	ENDIF
	988	ELSE
	989	CALL advec_s_up( i, j, qc )
	990	ENDIF
	991	CALL diffusion_s( i, j, qc, &
	992	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	993	surf_def_h(2)%qcsws, &
	994	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	995	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	996	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	997	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	998	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	999	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1000	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1001
	1002	!
	1003	!-- Prognostic equation for cloud water content
	1004	DO k = nzb+1, nzt
	1005	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * &
	1006	( tsc(2) * tend(k,j,i) + &
	1007	tsc(3) * tqc_m(k,j,i) )&
	1008	- tsc(5) * rdf_sc(k) &
	1009	* qc(k,j,i) &
	1010	) &
	1011	* MERGE( 1.0_wp, 0.0_wp, &
	1012	BTEST( wall_flags_0(k,j,i), 0 )&
	1013	)
	1014	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1015	ENDDO
	1016	!
	1017	!-- Calculate tendencies for the next Runge-Kutta step
	1018	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1019	IF ( intermediate_timestep_count == 1 ) THEN
	1020	DO k = nzb+1, nzt
	1021	tqc_m(k,j,i) = tend(k,j,i)
	1022	ENDDO
	1023	ELSEIF ( intermediate_timestep_count < &
	1024	intermediate_timestep_count_max ) THEN
	1025	DO k = nzb+1, nzt
	1026	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1027	5.3125_wp * tqc_m(k,j,i)
	1028	ENDDO
	1029	ENDIF
	1030	ENDIF
	1031
	1032	!
	1033	!-- Calculate prognostic equation for cloud drop concentration.
	1034	tend(:,j,i) = 0.0_wp
	1035	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1036	IF ( ws_scheme_sca ) THEN
	1037	CALL advec_s_ws( i, j, nc, 'nc', flux_s_nc, &
	1038	diss_s_nc, flux_l_nc, diss_l_nc, &
	1039	i_omp_start, tn )
	1040	ELSE
	1041	CALL advec_s_pw( i, j, nc )
	1042	ENDIF
	1043	ELSE
	1044	CALL advec_s_up( i, j, nc )
	1045	ENDIF
	1046	CALL diffusion_s( i, j, nc, &
	1047	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	1048	surf_def_h(2)%ncsws, &
	1049	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	1050	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	1051	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	1052	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	1053	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	1054	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	1055	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	1056
	1057	!
	1058	!-- Prognostic equation for cloud drop concentration
	1059	DO k = nzb+1, nzt
	1060	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * &
	1061	( tsc(2) * tend(k,j,i) + &
	1062	tsc(3) * tnc_m(k,j,i) )&
	1063	- tsc(5) * rdf_sc(k) &
	1064	* nc(k,j,i) &
	1065	) &
	1066	* MERGE( 1.0_wp, 0.0_wp, &
	1067	BTEST( wall_flags_0(k,j,i), 0 )&
	1068	)
	1069	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	1070	ENDDO
	1071	!
	1072	!-- Calculate tendencies for the next Runge-Kutta step
	1073	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1074	IF ( intermediate_timestep_count == 1 ) THEN
	1075	DO k = nzb+1, nzt
	1076	tnc_m(k,j,i) = tend(k,j,i)
	1077	ENDDO
	1078	ELSEIF ( intermediate_timestep_count < &
	1079	intermediate_timestep_count_max ) THEN
	1080	DO k = nzb+1, nzt
	1081	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1082	5.3125_wp * tnc_m(k,j,i)
	1083	ENDDO
	1084	ENDIF
	1085	ENDIF
	1086
	1087	ENDIF
	1088	!
[2155]	1089	!-- If required, calculate prognostic equations for rain water content
[1875]	1090	!-- and rain drop concentration
[3274]	1091	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[1875]	1092	!
	1093	!-- Calculate prognostic equation for rain water content
	1094	tend(:,j,i) = 0.0_wp
	1095	IF ( timestep_scheme(1:5) == 'runge' ) &
	1096	THEN
	1097	IF ( ws_scheme_sca ) THEN
[2155]	1098	CALL advec_s_ws( i, j, qr, 'qr', flux_s_qr, &
[1875]	1099	diss_s_qr, flux_l_qr, diss_l_qr, &
	1100	i_omp_start, tn )
[2155]	1101	ELSE
[1875]	1102	CALL advec_s_pw( i, j, qr )
	1103	ENDIF
	1104	ELSE
	1105	CALL advec_s_up( i, j, qr )
	1106	ENDIF
[2232]	1107	CALL diffusion_s( i, j, qr, &
	1108	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	1109	surf_def_h(2)%qrsws, &
	1110	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	1111	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	1112	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	1113	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	1114	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	1115	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	1116	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	1117
	1118	!
	1119	!-- Prognostic equation for rain water content
[2232]	1120	DO k = nzb+1, nzt
	1121	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * &
	1122	( tsc(2) * tend(k,j,i) + &
	1123	tsc(3) * tqr_m(k,j,i) )&
	1124	- tsc(5) * rdf_sc(k) &
	1125	* qr(k,j,i) &
	1126	) &
	1127	* MERGE( 1.0_wp, 0.0_wp, &
	1128	BTEST( wall_flags_0(k,j,i), 0 )&
	1129	)
[1875]	1130	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	1131	ENDDO
	1132	!
	1133	!-- Calculate tendencies for the next Runge-Kutta step
	1134	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1135	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1136	DO k = nzb+1, nzt
[1875]	1137	tqr_m(k,j,i) = tend(k,j,i)
	1138	ENDDO
	1139	ELSEIF ( intermediate_timestep_count < &
	1140	intermediate_timestep_count_max ) THEN
[2232]	1141	DO k = nzb+1, nzt
	1142	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1143	5.3125_wp * tqr_m(k,j,i)
[1875]	1144	ENDDO
	1145	ENDIF
	1146	ENDIF
	1147
	1148	!
	1149	!-- Calculate prognostic equation for rain drop concentration.
	1150	tend(:,j,i) = 0.0_wp
	1151	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1152	IF ( ws_scheme_sca ) THEN
[2155]	1153	CALL advec_s_ws( i, j, nr, 'nr', flux_s_nr, &
[1875]	1154	diss_s_nr, flux_l_nr, diss_l_nr, &
	1155	i_omp_start, tn )
[2155]	1156	ELSE
[1875]	1157	CALL advec_s_pw( i, j, nr )
	1158	ENDIF
	1159	ELSE
	1160	CALL advec_s_up( i, j, nr )
	1161	ENDIF
[2232]	1162	CALL diffusion_s( i, j, nr, &
	1163	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	1164	surf_def_h(2)%nrsws, &
	1165	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	1166	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	1167	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	1168	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	1169	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	1170	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	1171	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	1172
	1173	!
	1174	!-- Prognostic equation for rain drop concentration
[2232]	1175	DO k = nzb+1, nzt
	1176	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * &
	1177	( tsc(2) * tend(k,j,i) + &
	1178	tsc(3) * tnr_m(k,j,i) )&
	1179	- tsc(5) * rdf_sc(k) &
	1180	* nr(k,j,i) &
	1181	) &
	1182	* MERGE( 1.0_wp, 0.0_wp, &
	1183	BTEST( wall_flags_0(k,j,i), 0 )&
	1184	)
[1875]	1185	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	1186	ENDDO
	1187	!
	1188	!-- Calculate tendencies for the next Runge-Kutta step
	1189	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1190	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1191	DO k = nzb+1, nzt
[1875]	1192	tnr_m(k,j,i) = tend(k,j,i)
	1193	ENDDO
	1194	ELSEIF ( intermediate_timestep_count < &
	1195	intermediate_timestep_count_max ) THEN
[2232]	1196	DO k = nzb+1, nzt
	1197	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1198	5.3125_wp * tnr_m(k,j,i)
[1875]	1199	ENDDO
	1200	ENDIF
	1201	ENDIF
	1202
	1203	ENDIF
	1204
	1205	ENDIF
[2155]	1206
[1960]	1207	!
	1208	!-- If required, compute prognostic equation for scalar
	1209	IF ( passive_scalar ) THEN
	1210	!
	1211	!-- Tendency-terms for total water content / scalar
	1212	tend(:,j,i) = 0.0_wp
	1213	IF ( timestep_scheme(1:5) == 'runge' ) &
	1214	THEN
	1215	IF ( ws_scheme_sca ) THEN
[2155]	1216	CALL advec_s_ws( i, j, s, 's', flux_s_s, &
[1960]	1217	diss_s_s, flux_l_s, diss_l_s, i_omp_start, tn )
[2155]	1218	ELSE
[1960]	1219	CALL advec_s_pw( i, j, s )
	1220	ENDIF
	1221	ELSE
	1222	CALL advec_s_up( i, j, s )
	1223	ENDIF
[2232]	1224	CALL diffusion_s( i, j, s, &
	1225	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1226	surf_def_h(2)%ssws, &
	1227	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1228	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1229	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1230	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1231	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1232	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1233	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	1234
	1235	!
[1960]	1236	!-- Sink or source of scalar concentration due to canopy elements
	1237	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	1238
	1239	!
	1240	!-- Large scale advection, still need to be extended for scalars
	1241	! IF ( large_scale_forcing ) THEN
	1242	! CALL ls_advec( i, j, simulated_time, 's' )
	1243	! ENDIF
	1244
	1245	!
	1246	!-- Nudging, still need to be extended for scalars
[2155]	1247	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	1248
	1249	!
	1250	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	1251	!-- Note, the last argument is of no meaning in this case, as it is
	1252	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	1253	!-- date not implemented for scalars.
	1254	IF ( large_scale_subsidence .AND. &
	1255	.NOT. use_subsidence_tendencies .AND. &
	1256	.NOT. large_scale_forcing ) THEN
	1257	CALL subsidence( i, j, tend, s, s_init, 3 )
	1258	ENDIF
	1259
	1260	CALL user_actions( i, j, 's-tendency' )
	1261
	1262	!
	1263	!-- Prognostic equation for scalar
[2232]	1264	DO k = nzb+1, nzt
	1265	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	1266	( tsc(2) * tend(k,j,i) + &
	1267	tsc(3) * ts_m(k,j,i) ) &
	1268	- tsc(5) * rdf_sc(k) &
	1269	* ( s(k,j,i) - s_init(k) )&
	1270	) &
	1271	* MERGE( 1.0_wp, 0.0_wp, &
	1272	BTEST( wall_flags_0(k,j,i), 0 )&
	1273	)
[1960]	1274	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1275	ENDDO
	1276
	1277	!
	1278	!-- Calculate tendencies for the next Runge-Kutta step
	1279	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1280	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1281	DO k = nzb+1, nzt
[1960]	1282	ts_m(k,j,i) = tend(k,j,i)
	1283	ENDDO
	1284	ELSEIF ( intermediate_timestep_count < &
	1285	intermediate_timestep_count_max ) THEN
[2232]	1286	DO k = nzb+1, nzt
	1287	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1288	5.3125_wp * ts_m(k,j,i)
[1960]	1289	ENDDO
	1290	ENDIF
	1291	ENDIF
	1292
[2155]	1293	ENDIF
[1960]	1294	!
[2696]	1295	!-- Calculate prognostic equations for turbulence closure
	1296	CALL tcm_prognostic( i, j, i_omp_start, tn )
[1875]	1297
	1298	!
[3294]	1299	!-- Calculate prognostic equation for chemical quantites
[2696]	1300	IF ( air_chemistry ) THEN
[3294]	1301	!> TODO: remove time measurement since it slows down performance because it will be called extremely often
[2696]	1302	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
[1875]	1303	!
[2696]	1304	!-- Loop over chemical species
[2815]	1305	DO lsp = 1, nvar
[3294]	1306	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
[2696]	1307	chem_species(lsp)%conc, &
	1308	chem_species(lsp)%tconc_m, &
	1309	chem_species(lsp)%conc_pr_init, &
	1310	i, j, i_omp_start, tn, lsp, &
	1311	chem_species(lsp)%flux_s_cs, &
	1312	chem_species(lsp)%diss_s_cs, &
	1313	chem_species(lsp)%flux_l_cs, &
	1314	chem_species(lsp)%diss_l_cs )
[1875]	1315	ENDDO
	1316
[2696]	1317	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
[3294]	1318	ENDIF ! Chemical equations
	1319	!
	1320	!-- Calculate prognostic equations for the ocean
	1321	IF ( ocean_mode ) THEN
	1322	CALL ocean_prognostic_equations( i, j, i_omp_start, tn )
	1323	ENDIF
[1875]	1324
[3294]	1325	ENDDO ! loop over j
	1326	ENDDO ! loop over i
[2192]	1327	!$OMP END PARALLEL
[1875]	1328
[2232]	1329
[1875]	1330	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	1331
	1332
	1333	END SUBROUTINE prognostic_equations_cache
	1334
	1335
	1336	!------------------------------------------------------------------------------!
	1337	! Description:
	1338	! ------------
	1339	!> Version for vector machines
	1340	!------------------------------------------------------------------------------!
[2155]	1341
[1875]	1342	SUBROUTINE prognostic_equations_vector
	1343
	1344
	1345	IMPLICIT NONE
	1346
[2815]	1347	INTEGER(iwp) :: i !<
	1348	INTEGER(iwp) :: j !<
	1349	INTEGER(iwp) :: k !<
	1350	INTEGER(iwp) :: lsp !< running index for chemical species
[1875]	1351
	1352	REAL(wp) :: sbt !<
	1353
	1354
	1355	!
	1356	!-- If required, calculate cloud microphysical impacts
[3274]	1357	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[1875]	1358	( intermediate_timestep_count == 1 .OR. &
	1359	call_microphysics_at_all_substeps ) &
	1360	) THEN
	1361	CALL cpu_log( log_point(51), 'microphysics', 'start' )
[3274]	1362	CALL bcm_actions
[1875]	1363	CALL cpu_log( log_point(51), 'microphysics', 'stop' )
	1364	ENDIF
	1365
	1366	!
	1367	!-- u-velocity component
	1368	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	1369
	1370	tend = 0.0_wp
	1371	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1372	IF ( ws_scheme_mom ) THEN
	1373	CALL advec_u_ws
	1374	ELSE
	1375	CALL advec_u_pw
	1376	ENDIF
	1377	ELSE
	1378	CALL advec_u_up
	1379	ENDIF
	1380	CALL diffusion_u
	1381	CALL coriolis( 1 )
	1382	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	1383	CALL buoyancy( pt, 1 )
	1384	ENDIF
	1385
	1386	!
	1387	!-- Drag by plant canopy
	1388	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	1389
	1390	!
	1391	!-- External pressure gradient
	1392	IF ( dp_external ) THEN
	1393	DO i = nxlu, nxr
	1394	DO j = nys, nyn
	1395	DO k = dp_level_ind_b+1, nzt
	1396	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	1397	ENDDO
	1398	ENDDO
	1399	ENDDO
	1400	ENDIF
	1401
	1402	!
	1403	!-- Nudging
	1404	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	1405
[1914]	1406	!
[3302]	1407	!-- Effect of Stokes drift (in ocean mode only)
	1408	IF ( stokes_force ) CALL stokes_drift_terms( 1 )
	1409
	1410	!
[1914]	1411	!-- Forces by wind turbines
	1412	IF ( wind_turbine ) CALL wtm_tendencies( 1 )
	1413
[1875]	1414	CALL user_actions( 'u-tendency' )
	1415
	1416	!
	1417	!-- Prognostic equation for u-velocity component
	1418	DO i = nxlu, nxr
	1419	DO j = nys, nyn
[2232]	1420	DO k = nzb+1, nzt
	1421	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1422	tsc(3) * tu_m(k,j,i) ) &
	1423	- tsc(5) * rdf(k) * &
	1424	( u(k,j,i) - u_init(k) ) &
	1425	) * MERGE( 1.0_wp, 0.0_wp, &
	1426	BTEST( wall_flags_0(k,j,i), 1 ) &
	1427	)
[1875]	1428	ENDDO
	1429	ENDDO
	1430	ENDDO
	1431
	1432	!
[3302]	1433	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1434	IF ( wave_breaking .AND. &
	1435	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1436	THEN
	1437	CALL wave_breaking_term( 1 )
	1438	ENDIF
	1439
	1440	!
[1875]	1441	!-- Calculate tendencies for the next Runge-Kutta step
	1442	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1443	IF ( intermediate_timestep_count == 1 ) THEN
	1444	DO i = nxlu, nxr
	1445	DO j = nys, nyn
[2232]	1446	DO k = nzb+1, nzt
[1875]	1447	tu_m(k,j,i) = tend(k,j,i)
	1448	ENDDO
	1449	ENDDO
	1450	ENDDO
	1451	ELSEIF ( intermediate_timestep_count < &
	1452	intermediate_timestep_count_max ) THEN
	1453	DO i = nxlu, nxr
	1454	DO j = nys, nyn
[2232]	1455	DO k = nzb+1, nzt
	1456	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1457	+ 5.3125_wp * tu_m(k,j,i)
[1875]	1458	ENDDO
	1459	ENDDO
	1460	ENDDO
	1461	ENDIF
	1462	ENDIF
	1463
	1464	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	1465
	1466	!
	1467	!-- v-velocity component
	1468	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	1469
	1470	tend = 0.0_wp
	1471	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1472	IF ( ws_scheme_mom ) THEN
	1473	CALL advec_v_ws
[2155]	1474	ELSE
[1875]	1475	CALL advec_v_pw
	1476	END IF
	1477	ELSE
	1478	CALL advec_v_up
	1479	ENDIF
	1480	CALL diffusion_v
	1481	CALL coriolis( 2 )
	1482
	1483	!
	1484	!-- Drag by plant canopy
	1485	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1486
	1487	!
	1488	!-- External pressure gradient
	1489	IF ( dp_external ) THEN
	1490	DO i = nxl, nxr
	1491	DO j = nysv, nyn
	1492	DO k = dp_level_ind_b+1, nzt
	1493	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1494	ENDDO
	1495	ENDDO
	1496	ENDDO
	1497	ENDIF
	1498
	1499	!
	1500	!-- Nudging
	1501	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1502
[1914]	1503	!
[3302]	1504	!-- Effect of Stokes drift (in ocean mode only)
	1505	IF ( stokes_force ) CALL stokes_drift_terms( 2 )
	1506
	1507	!
[1914]	1508	!-- Forces by wind turbines
	1509	IF ( wind_turbine ) CALL wtm_tendencies( 2 )
	1510
[1875]	1511	CALL user_actions( 'v-tendency' )
	1512
	1513	!
	1514	!-- Prognostic equation for v-velocity component
	1515	DO i = nxl, nxr
	1516	DO j = nysv, nyn
[2232]	1517	DO k = nzb+1, nzt
	1518	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1519	tsc(3) * tv_m(k,j,i) ) &
	1520	- tsc(5) * rdf(k) * &
	1521	( v(k,j,i) - v_init(k) ) &
	1522	) * MERGE( 1.0_wp, 0.0_wp, &
	1523	BTEST( wall_flags_0(k,j,i), 2 )&
	1524	)
[1875]	1525	ENDDO
	1526	ENDDO
	1527	ENDDO
	1528
	1529	!
[3302]	1530	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1531	IF ( wave_breaking .AND. &
	1532	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1533	THEN
	1534	CALL wave_breaking_term( 2 )
	1535	ENDIF
	1536
	1537	!
[1875]	1538	!-- Calculate tendencies for the next Runge-Kutta step
	1539	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1540	IF ( intermediate_timestep_count == 1 ) THEN
	1541	DO i = nxl, nxr
	1542	DO j = nysv, nyn
[2232]	1543	DO k = nzb+1, nzt
[1875]	1544	tv_m(k,j,i) = tend(k,j,i)
	1545	ENDDO
	1546	ENDDO
	1547	ENDDO
	1548	ELSEIF ( intermediate_timestep_count < &
	1549	intermediate_timestep_count_max ) THEN
	1550	DO i = nxl, nxr
	1551	DO j = nysv, nyn
[2232]	1552	DO k = nzb+1, nzt
	1553	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1554	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1555	ENDDO
	1556	ENDDO
	1557	ENDDO
	1558	ENDIF
	1559	ENDIF
	1560
	1561	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1562
	1563	!
	1564	!-- w-velocity component
	1565	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1566
	1567	tend = 0.0_wp
	1568	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1569	IF ( ws_scheme_mom ) THEN
	1570	CALL advec_w_ws
	1571	ELSE
	1572	CALL advec_w_pw
	1573	ENDIF
	1574	ELSE
	1575	CALL advec_w_up
	1576	ENDIF
	1577	CALL diffusion_w
	1578	CALL coriolis( 3 )
	1579
	1580	IF ( .NOT. neutral ) THEN
[3294]	1581	IF ( ocean_mode ) THEN
[2031]	1582	CALL buoyancy( rho_ocean, 3 )
[1875]	1583	ELSE
	1584	IF ( .NOT. humidity ) THEN
	1585	CALL buoyancy( pt, 3 )
	1586	ELSE
	1587	CALL buoyancy( vpt, 3 )
	1588	ENDIF
	1589	ENDIF
	1590	ENDIF
	1591
	1592	!
	1593	!-- Drag by plant canopy
	1594	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1595
[1914]	1596	!
[3302]	1597	!-- Effect of Stokes drift (in ocean mode only)
	1598	IF ( stokes_force ) CALL stokes_drift_terms( 3 )
	1599
	1600	!
[1914]	1601	!-- Forces by wind turbines
	1602	IF ( wind_turbine ) CALL wtm_tendencies( 3 )
	1603
[1875]	1604	CALL user_actions( 'w-tendency' )
	1605
	1606	!
	1607	!-- Prognostic equation for w-velocity component
	1608	DO i = nxl, nxr
	1609	DO j = nys, nyn
[2232]	1610	DO k = nzb+1, nzt-1
	1611	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1612	tsc(3) * tw_m(k,j,i) ) &
	1613	- tsc(5) * rdf(k) * w(k,j,i) &
	1614	) * MERGE( 1.0_wp, 0.0_wp, &
	1615	BTEST( wall_flags_0(k,j,i), 3 )&
	1616	)
[1875]	1617	ENDDO
	1618	ENDDO
	1619	ENDDO
	1620
	1621	!
	1622	!-- Calculate tendencies for the next Runge-Kutta step
	1623	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1624	IF ( intermediate_timestep_count == 1 ) THEN
	1625	DO i = nxl, nxr
	1626	DO j = nys, nyn
[2232]	1627	DO k = nzb+1, nzt-1
[1875]	1628	tw_m(k,j,i) = tend(k,j,i)
	1629	ENDDO
	1630	ENDDO
	1631	ENDDO
	1632	ELSEIF ( intermediate_timestep_count < &
	1633	intermediate_timestep_count_max ) THEN
	1634	DO i = nxl, nxr
	1635	DO j = nys, nyn
[2232]	1636	DO k = nzb+1, nzt-1
	1637	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1638	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1639	ENDDO
	1640	ENDDO
	1641	ENDDO
	1642	ENDIF
	1643	ENDIF
	1644
	1645	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1646
	1647
	1648	!
	1649	!-- If required, compute prognostic equation for potential temperature
	1650	IF ( .NOT. neutral ) THEN
	1651
	1652	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1653
	1654	!
	1655	!-- pt-tendency terms with communication
	1656	sbt = tsc(2)
	1657	IF ( scalar_advec == 'bc-scheme' ) THEN
	1658
	1659	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1660	!
	1661	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1662	sbt = 1.0_wp
	1663	ENDIF
	1664	tend = 0.0_wp
	1665	CALL advec_s_bc( pt, 'pt' )
	1666
	1667	ENDIF
	1668
	1669	!
	1670	!-- pt-tendency terms with no communication
	1671	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1672	tend = 0.0_wp
	1673	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1674	IF ( ws_scheme_sca ) THEN
	1675	CALL advec_s_ws( pt, 'pt' )
	1676	ELSE
	1677	CALL advec_s_pw( pt )
	1678	ENDIF
	1679	ELSE
	1680	CALL advec_s_up( pt )
	1681	ENDIF
	1682	ENDIF
	1683
[2232]	1684	CALL diffusion_s( pt, &
	1685	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1686	surf_def_h(2)%shf, &
	1687	surf_lsm_h%shf, surf_usm_h%shf, &
	1688	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1689	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1690	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1691	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1692	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1693	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1694
	1695	!
	1696	!-- Consideration of heat sources within the plant canopy
[3014]	1697	IF ( plant_canopy .AND. &
	1698	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1699	CALL pcm_tendency( 4 )
	1700	ENDIF
	1701
	1702	!
	1703	!-- Large scale advection
	1704	IF ( large_scale_forcing ) THEN
	1705	CALL ls_advec( simulated_time, 'pt' )
	1706	ENDIF
	1707
	1708	!
	1709	!-- Nudging
[2155]	1710	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1711
	1712	!
	1713	!-- If required compute influence of large-scale subsidence/ascent
	1714	IF ( large_scale_subsidence .AND. &
	1715	.NOT. use_subsidence_tendencies ) THEN
	1716	CALL subsidence( tend, pt, pt_init, 2 )
	1717	ENDIF
	1718
	1719	!
	1720	!-- If required, add tendency due to radiative heating/cooling
[1976]	1721	IF ( radiation .AND. &
[1875]	1722	simulated_time > skip_time_do_radiation ) THEN
	1723	CALL radiation_tendency ( tend )
	1724	ENDIF
	1725
	1726	CALL user_actions( 'pt-tendency' )
	1727
	1728	!
	1729	!-- Prognostic equation for potential temperature
	1730	DO i = nxl, nxr
	1731	DO j = nys, nyn
[2232]	1732	DO k = nzb+1, nzt
	1733	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1734	tsc(3) * tpt_m(k,j,i) ) &
	1735	- tsc(5) * &
	1736	( pt(k,j,i) - pt_init(k) ) *&
	1737	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1738	) &
	1739	* MERGE( 1.0_wp, 0.0_wp, &
	1740	BTEST( wall_flags_0(k,j,i), 0 ) &
	1741	)
[1875]	1742	ENDDO
	1743	ENDDO
	1744	ENDDO
	1745	!
	1746	!-- Calculate tendencies for the next Runge-Kutta step
	1747	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1748	IF ( intermediate_timestep_count == 1 ) THEN
	1749	DO i = nxl, nxr
	1750	DO j = nys, nyn
[2232]	1751	DO k = nzb+1, nzt
[1875]	1752	tpt_m(k,j,i) = tend(k,j,i)
	1753	ENDDO
	1754	ENDDO
	1755	ENDDO
	1756	ELSEIF ( intermediate_timestep_count < &
	1757	intermediate_timestep_count_max ) THEN
	1758	DO i = nxl, nxr
	1759	DO j = nys, nyn
[2232]	1760	DO k = nzb+1, nzt
	1761	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1762	5.3125_wp * tpt_m(k,j,i)
[1875]	1763	ENDDO
	1764	ENDDO
	1765	ENDDO
	1766	ENDIF
	1767	ENDIF
	1768
	1769	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1770
	1771	ENDIF
	1772
	1773	!
[1960]	1774	!-- If required, compute prognostic equation for total water content
	1775	IF ( humidity ) THEN
[1875]	1776
[1960]	1777	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1778
	1779	!
	1780	!-- Scalar/q-tendency terms with communication
	1781	sbt = tsc(2)
	1782	IF ( scalar_advec == 'bc-scheme' ) THEN
	1783
	1784	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1785	!
	1786	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1787	sbt = 1.0_wp
	1788	ENDIF
	1789	tend = 0.0_wp
	1790	CALL advec_s_bc( q, 'q' )
	1791
	1792	ENDIF
	1793
	1794	!
	1795	!-- Scalar/q-tendency terms with no communication
	1796	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1797	tend = 0.0_wp
	1798	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1799	IF ( ws_scheme_sca ) THEN
	1800	CALL advec_s_ws( q, 'q' )
	1801	ELSE
	1802	CALL advec_s_pw( q )
	1803	ENDIF
	1804	ELSE
	1805	CALL advec_s_up( q )
	1806	ENDIF
	1807	ENDIF
	1808
[2232]	1809	CALL diffusion_s( q, &
	1810	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1811	surf_def_h(2)%qsws, &
	1812	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1813	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1814	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1815	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1816	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1817	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1818	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1819
[1875]	1820	!
[1960]	1821	!-- Sink or source of humidity due to canopy elements
[1875]	1822	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1823
	1824	!
	1825	!-- Large scale advection
	1826	IF ( large_scale_forcing ) THEN
	1827	CALL ls_advec( simulated_time, 'q' )
	1828	ENDIF
	1829
	1830	!
	1831	!-- Nudging
[2155]	1832	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1833
	1834	!
	1835	!-- If required compute influence of large-scale subsidence/ascent
	1836	IF ( large_scale_subsidence .AND. &
	1837	.NOT. use_subsidence_tendencies ) THEN
	1838	CALL subsidence( tend, q, q_init, 3 )
	1839	ENDIF
	1840
	1841	CALL user_actions( 'q-tendency' )
	1842
	1843	!
[1960]	1844	!-- Prognostic equation for total water content
[1875]	1845	DO i = nxl, nxr
	1846	DO j = nys, nyn
[2232]	1847	DO k = nzb+1, nzt
	1848	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1849	tsc(3) * tq_m(k,j,i) ) &
	1850	- tsc(5) * rdf_sc(k) * &
	1851	( q(k,j,i) - q_init(k) ) &
	1852	) * MERGE( 1.0_wp, 0.0_wp, &
	1853	BTEST( wall_flags_0(k,j,i), 0 ) &
	1854	)
[1875]	1855	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1856	ENDDO
	1857	ENDDO
	1858	ENDDO
	1859
	1860	!
	1861	!-- Calculate tendencies for the next Runge-Kutta step
	1862	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1863	IF ( intermediate_timestep_count == 1 ) THEN
	1864	DO i = nxl, nxr
	1865	DO j = nys, nyn
[2232]	1866	DO k = nzb+1, nzt
[1875]	1867	tq_m(k,j,i) = tend(k,j,i)
	1868	ENDDO
	1869	ENDDO
	1870	ENDDO
	1871	ELSEIF ( intermediate_timestep_count < &
	1872	intermediate_timestep_count_max ) THEN
	1873	DO i = nxl, nxr
	1874	DO j = nys, nyn
[2232]	1875	DO k = nzb+1, nzt
	1876	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1877	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1878	ENDDO
	1879	ENDDO
	1880	ENDDO
	1881	ENDIF
	1882	ENDIF
	1883
[1960]	1884	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1885
	1886	!
[2292]	1887	!-- If required, calculate prognostic equations for cloud water content
	1888	!-- and cloud drop concentration
[3274]	1889	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	1890
	1891	CALL cpu_log( log_point(67), 'qc-equation', 'start' )
	1892
	1893	!
	1894	!-- Calculate prognostic equation for cloud water content
	1895	sbt = tsc(2)
	1896	IF ( scalar_advec == 'bc-scheme' ) THEN
	1897
	1898	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1899	!
	1900	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1901	sbt = 1.0_wp
	1902	ENDIF
	1903	tend = 0.0_wp
	1904	CALL advec_s_bc( qc, 'qc' )
	1905
	1906	ENDIF
	1907
	1908	!
	1909	!-- qc-tendency terms with no communication
	1910	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1911	tend = 0.0_wp
	1912	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1913	IF ( ws_scheme_sca ) THEN
	1914	CALL advec_s_ws( qc, 'qc' )
	1915	ELSE
	1916	CALL advec_s_pw( qc )
	1917	ENDIF
	1918	ELSE
	1919	CALL advec_s_up( qc )
	1920	ENDIF
	1921	ENDIF
	1922
	1923	CALL diffusion_s( qc, &
	1924	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	1925	surf_def_h(2)%qcsws, &
	1926	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	1927	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	1928	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1929	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1930	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1931	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1932	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1933
	1934	!
	1935	!-- Prognostic equation for cloud water content
	1936	DO i = nxl, nxr
	1937	DO j = nys, nyn
	1938	DO k = nzb+1, nzt
	1939	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1940	tsc(3) * tqc_m(k,j,i) ) &
	1941	- tsc(5) * rdf_sc(k) * &
	1942	qc(k,j,i) &
	1943	) &
	1944	* MERGE( 1.0_wp, 0.0_wp, &
	1945	BTEST( wall_flags_0(k,j,i), 0 ) &
	1946	)
	1947	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1948	ENDDO
	1949	ENDDO
	1950	ENDDO
	1951
	1952	!
	1953	!-- Calculate tendencies for the next Runge-Kutta step
	1954	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1955	IF ( intermediate_timestep_count == 1 ) THEN
	1956	DO i = nxl, nxr
	1957	DO j = nys, nyn
	1958	DO k = nzb+1, nzt
	1959	tqc_m(k,j,i) = tend(k,j,i)
	1960	ENDDO
	1961	ENDDO
	1962	ENDDO
	1963	ELSEIF ( intermediate_timestep_count < &
	1964	intermediate_timestep_count_max ) THEN
	1965	DO i = nxl, nxr
	1966	DO j = nys, nyn
	1967	DO k = nzb+1, nzt
	1968	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1969	+ 5.3125_wp * tqc_m(k,j,i)
	1970	ENDDO
	1971	ENDDO
	1972	ENDDO
	1973	ENDIF
	1974	ENDIF
	1975
	1976	CALL cpu_log( log_point(67), 'qc-equation', 'stop' )
[3294]	1977
[2292]	1978	CALL cpu_log( log_point(68), 'nc-equation', 'start' )
	1979	!
	1980	!-- Calculate prognostic equation for cloud drop concentration
	1981	sbt = tsc(2)
	1982	IF ( scalar_advec == 'bc-scheme' ) THEN
	1983
	1984	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1985	!
	1986	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1987	sbt = 1.0_wp
	1988	ENDIF
	1989	tend = 0.0_wp
	1990	CALL advec_s_bc( nc, 'nc' )
	1991
	1992	ENDIF
	1993
	1994	!
	1995	!-- nc-tendency terms with no communication
	1996	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1997	tend = 0.0_wp
	1998	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1999	IF ( ws_scheme_sca ) THEN
	2000	CALL advec_s_ws( nc, 'nc' )
	2001	ELSE
	2002	CALL advec_s_pw( nc )
	2003	ENDIF
	2004	ELSE
	2005	CALL advec_s_up( nc )
	2006	ENDIF
	2007	ENDIF
	2008
	2009	CALL diffusion_s( nc, &
	2010	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	2011	surf_def_h(2)%ncsws, &
	2012	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	2013	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	2014	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	2015	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	2016	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	2017	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	2018	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	2019
	2020	!
	2021	!-- Prognostic equation for cloud drop concentration
	2022	DO i = nxl, nxr
	2023	DO j = nys, nyn
	2024	DO k = nzb+1, nzt
	2025	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2026	tsc(3) * tnc_m(k,j,i) ) &
	2027	- tsc(5) * rdf_sc(k) * &
	2028	nc(k,j,i) &
	2029	) &
	2030	* MERGE( 1.0_wp, 0.0_wp, &
	2031	BTEST( wall_flags_0(k,j,i), 0 ) &
	2032	)
	2033	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	2034	ENDDO
	2035	ENDDO
	2036	ENDDO
	2037
	2038	!
	2039	!-- Calculate tendencies for the next Runge-Kutta step
	2040	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2041	IF ( intermediate_timestep_count == 1 ) THEN
	2042	DO i = nxl, nxr
	2043	DO j = nys, nyn
	2044	DO k = nzb+1, nzt
	2045	tnc_m(k,j,i) = tend(k,j,i)
	2046	ENDDO
	2047	ENDDO
	2048	ENDDO
	2049	ELSEIF ( intermediate_timestep_count < &
	2050	intermediate_timestep_count_max ) THEN
	2051	DO i = nxl, nxr
	2052	DO j = nys, nyn
	2053	DO k = nzb+1, nzt
	2054	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2055	+ 5.3125_wp * tnc_m(k,j,i)
	2056	ENDDO
	2057	ENDDO
	2058	ENDDO
	2059	ENDIF
	2060	ENDIF
	2061
	2062	CALL cpu_log( log_point(68), 'nc-equation', 'stop' )
	2063
	2064	ENDIF
	2065	!
[2155]	2066	!-- If required, calculate prognostic equations for rain water content
[1875]	2067	!-- and rain drop concentration
[3274]	2068	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[1875]	2069
	2070	CALL cpu_log( log_point(52), 'qr-equation', 'start' )
	2071
	2072	!
	2073	!-- Calculate prognostic equation for rain water content
	2074	sbt = tsc(2)
	2075	IF ( scalar_advec == 'bc-scheme' ) THEN
	2076
	2077	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2078	!
	2079	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2080	sbt = 1.0_wp
	2081	ENDIF
	2082	tend = 0.0_wp
	2083	CALL advec_s_bc( qr, 'qr' )
	2084
	2085	ENDIF
	2086
	2087	!
	2088	!-- qr-tendency terms with no communication
	2089	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2090	tend = 0.0_wp
	2091	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2092	IF ( ws_scheme_sca ) THEN
	2093	CALL advec_s_ws( qr, 'qr' )
	2094	ELSE
	2095	CALL advec_s_pw( qr )
	2096	ENDIF
	2097	ELSE
	2098	CALL advec_s_up( qr )
	2099	ENDIF
	2100	ENDIF
	2101
[2232]	2102	CALL diffusion_s( qr, &
	2103	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	2104	surf_def_h(2)%qrsws, &
	2105	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	2106	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	2107	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	2108	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	2109	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	2110	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	2111	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	2112
	2113	!
	2114	!-- Prognostic equation for rain water content
	2115	DO i = nxl, nxr
	2116	DO j = nys, nyn
[2232]	2117	DO k = nzb+1, nzt
	2118	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2119	tsc(3) * tqr_m(k,j,i) ) &
	2120	- tsc(5) * rdf_sc(k) * &
	2121	qr(k,j,i) &
	2122	) &
	2123	* MERGE( 1.0_wp, 0.0_wp, &
	2124	BTEST( wall_flags_0(k,j,i), 0 ) &
	2125	)
[1875]	2126	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	2127	ENDDO
	2128	ENDDO
	2129	ENDDO
	2130
	2131	!
	2132	!-- Calculate tendencies for the next Runge-Kutta step
	2133	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2134	IF ( intermediate_timestep_count == 1 ) THEN
	2135	DO i = nxl, nxr
	2136	DO j = nys, nyn
[2232]	2137	DO k = nzb+1, nzt
[1875]	2138	tqr_m(k,j,i) = tend(k,j,i)
	2139	ENDDO
	2140	ENDDO
	2141	ENDDO
	2142	ELSEIF ( intermediate_timestep_count < &
	2143	intermediate_timestep_count_max ) THEN
	2144	DO i = nxl, nxr
	2145	DO j = nys, nyn
[2232]	2146	DO k = nzb+1, nzt
	2147	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2148	+ 5.3125_wp * tqr_m(k,j,i)
[1875]	2149	ENDDO
	2150	ENDDO
	2151	ENDDO
	2152	ENDIF
	2153	ENDIF
	2154
	2155	CALL cpu_log( log_point(52), 'qr-equation', 'stop' )
	2156	CALL cpu_log( log_point(53), 'nr-equation', 'start' )
	2157
	2158	!
	2159	!-- Calculate prognostic equation for rain drop concentration
	2160	sbt = tsc(2)
	2161	IF ( scalar_advec == 'bc-scheme' ) THEN
	2162
	2163	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2164	!
	2165	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2166	sbt = 1.0_wp
	2167	ENDIF
	2168	tend = 0.0_wp
	2169	CALL advec_s_bc( nr, 'nr' )
	2170
	2171	ENDIF
	2172
	2173	!
	2174	!-- nr-tendency terms with no communication
	2175	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2176	tend = 0.0_wp
	2177	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2178	IF ( ws_scheme_sca ) THEN
	2179	CALL advec_s_ws( nr, 'nr' )
	2180	ELSE
	2181	CALL advec_s_pw( nr )
	2182	ENDIF
	2183	ELSE
	2184	CALL advec_s_up( nr )
	2185	ENDIF
	2186	ENDIF
	2187
[2232]	2188	CALL diffusion_s( nr, &
	2189	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	2190	surf_def_h(2)%nrsws, &
	2191	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	2192	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	2193	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	2194	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	2195	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	2196	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	2197	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	2198
	2199	!
	2200	!-- Prognostic equation for rain drop concentration
	2201	DO i = nxl, nxr
	2202	DO j = nys, nyn
[2232]	2203	DO k = nzb+1, nzt
	2204	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2205	tsc(3) * tnr_m(k,j,i) ) &
	2206	- tsc(5) * rdf_sc(k) * &
	2207	nr(k,j,i) &
	2208	) &
	2209	* MERGE( 1.0_wp, 0.0_wp, &
	2210	BTEST( wall_flags_0(k,j,i), 0 ) &
	2211	)
[1875]	2212	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	2213	ENDDO
	2214	ENDDO
	2215	ENDDO
	2216
	2217	!
	2218	!-- Calculate tendencies for the next Runge-Kutta step
	2219	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2220	IF ( intermediate_timestep_count == 1 ) THEN
	2221	DO i = nxl, nxr
	2222	DO j = nys, nyn
[2232]	2223	DO k = nzb+1, nzt
[1875]	2224	tnr_m(k,j,i) = tend(k,j,i)
	2225	ENDDO
	2226	ENDDO
	2227	ENDDO
	2228	ELSEIF ( intermediate_timestep_count < &
	2229	intermediate_timestep_count_max ) THEN
	2230	DO i = nxl, nxr
	2231	DO j = nys, nyn
[2232]	2232	DO k = nzb+1, nzt
	2233	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2234	+ 5.3125_wp * tnr_m(k,j,i)
[1875]	2235	ENDDO
	2236	ENDDO
	2237	ENDDO
	2238	ENDIF
	2239	ENDIF
	2240
	2241	CALL cpu_log( log_point(53), 'nr-equation', 'stop' )
	2242
	2243	ENDIF
	2244
	2245	ENDIF
[1960]	2246	!
	2247	!-- If required, compute prognostic equation for scalar
	2248	IF ( passive_scalar ) THEN
[1875]	2249
[1960]	2250	CALL cpu_log( log_point(66), 's-equation', 'start' )
	2251
[1875]	2252	!
[1960]	2253	!-- Scalar/q-tendency terms with communication
	2254	sbt = tsc(2)
	2255	IF ( scalar_advec == 'bc-scheme' ) THEN
	2256
	2257	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2258	!
	2259	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2260	sbt = 1.0_wp
	2261	ENDIF
	2262	tend = 0.0_wp
	2263	CALL advec_s_bc( s, 's' )
	2264
	2265	ENDIF
	2266
	2267	!
	2268	!-- Scalar/q-tendency terms with no communication
	2269	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2270	tend = 0.0_wp
	2271	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2272	IF ( ws_scheme_sca ) THEN
	2273	CALL advec_s_ws( s, 's' )
	2274	ELSE
	2275	CALL advec_s_pw( s )
	2276	ENDIF
	2277	ELSE
	2278	CALL advec_s_up( s )
	2279	ENDIF
	2280	ENDIF
	2281
[2232]	2282	CALL diffusion_s( s, &
	2283	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	2284	surf_def_h(2)%ssws, &
	2285	surf_lsm_h%ssws, surf_usm_h%ssws, &
	2286	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	2287	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	2288	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	2289	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	2290	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	2291	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	2292
[1960]	2293	!
	2294	!-- Sink or source of humidity due to canopy elements
	2295	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	2296
	2297	!
	2298	!-- Large scale advection. Not implemented for scalars so far.
	2299	! IF ( large_scale_forcing ) THEN
	2300	! CALL ls_advec( simulated_time, 'q' )
	2301	! ENDIF
	2302
	2303	!
	2304	!-- Nudging. Not implemented for scalars so far.
[2155]	2305	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	2306
	2307	!
	2308	!-- If required compute influence of large-scale subsidence/ascent.
	2309	!-- Not implemented for scalars so far.
	2310	IF ( large_scale_subsidence .AND. &
	2311	.NOT. use_subsidence_tendencies .AND. &
	2312	.NOT. large_scale_forcing ) THEN
	2313	CALL subsidence( tend, s, s_init, 3 )
	2314	ENDIF
	2315
	2316	CALL user_actions( 's-tendency' )
	2317
	2318	!
	2319	!-- Prognostic equation for total water content
	2320	DO i = nxl, nxr
	2321	DO j = nys, nyn
[2232]	2322	DO k = nzb+1, nzt
	2323	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2324	tsc(3) * ts_m(k,j,i) ) &
	2325	- tsc(5) * rdf_sc(k) * &
	2326	( s(k,j,i) - s_init(k) ) &
	2327	) &
	2328	* MERGE( 1.0_wp, 0.0_wp, &
	2329	BTEST( wall_flags_0(k,j,i), 0 ) &
	2330	)
[1960]	2331	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	2332	ENDDO
	2333	ENDDO
	2334	ENDDO
	2335
	2336	!
	2337	!-- Calculate tendencies for the next Runge-Kutta step
	2338	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2339	IF ( intermediate_timestep_count == 1 ) THEN
	2340	DO i = nxl, nxr
	2341	DO j = nys, nyn
[2232]	2342	DO k = nzb+1, nzt
[1960]	2343	ts_m(k,j,i) = tend(k,j,i)
	2344	ENDDO
	2345	ENDDO
	2346	ENDDO
	2347	ELSEIF ( intermediate_timestep_count < &
	2348	intermediate_timestep_count_max ) THEN
	2349	DO i = nxl, nxr
	2350	DO j = nys, nyn
[2232]	2351	DO k = nzb+1, nzt
	2352	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2353	+ 5.3125_wp * ts_m(k,j,i)
[1960]	2354	ENDDO
	2355	ENDDO
	2356	ENDDO
	2357	ENDIF
	2358	ENDIF
	2359
	2360	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	2361
	2362	ENDIF
[1875]	2363
[3294]	2364	!
	2365	!-- Calculate prognostic equations for turbulence closure
[2696]	2366	CALL tcm_prognostic()
[1875]	2367
[2815]	2368	!
[3294]	2369	!-- Calculate prognostic equation for chemical quantites
[2815]	2370	IF ( air_chemistry ) THEN
	2371	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
	2372	!
	2373	!-- Loop over chemical species
	2374	DO lsp = 1, nvar
[3294]	2375	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
	2376	chem_species(lsp)%conc, &
	2377	chem_species(lsp)%tconc_m, &
	2378	chem_species(lsp)%conc_pr_init, &
	2379	lsp )
[2815]	2380	ENDDO
[1875]	2381
[2815]	2382	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	2383	ENDIF ! Chemicals equations
	2384
[3294]	2385	!
	2386	!-- Calculate prognostic equations for the ocean
	2387	IF ( ocean_mode ) CALL ocean_prognostic_equations()
[2815]	2388
[1875]	2389	END SUBROUTINE prognostic_equations_vector
	2390
	2391
	2392	END MODULE prognostic_equations_mod

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