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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 3430

Last change on this file since 3430 was 3386, checked in by gronemeier, 6 years ago
renamed tcm_prognostic to tcm_prognostic_equations
Property svn:keywords set to `Id`
File size: 91.4 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 3386 2018-10-19 16:28:22Z maronga $
[3386]	27	! Renamed tcm_prognostic to tcm_prognostic_equations
	28	!
	29	! 3355 2018-10-16 14:03:34Z knoop
[3337]	30	! (from branch resler)
	31	! Fix for chemistry call
	32	!
	33	! 3302 2018-10-03 02:39:40Z raasch
[3302]	34	! Stokes drift + wave breaking term added
	35	!
	36	! 3298 2018-10-02 12:21:11Z kanani
[3298]	37	! Code added for decycling chemistry (basit)
	38	!
	39	! 3294 2018-10-01 02:37:10Z raasch
[3294]	40	! changes concerning modularization of ocean option
	41	!
	42	! 3274 2018-09-24 15:42:55Z knoop
[3274]	43	! Modularization of all bulk cloud physics code components
	44	!
	45	! 3241 2018-09-12 15:02:00Z raasch
[3241]	46	! omp_get_thread_num now declared in omp directive
	47	!
	48	! 3183 2018-07-27 14:25:55Z suehring
[3183]	49	! Remove unused variables from USE statements
	50	!
	51	! 3182 2018-07-27 13:36:03Z suehring
[3022]	52	! Revise recent bugfix for nesting
	53	!
	54	! 3021 2018-05-16 08:14:20Z maronga
[3021]	55	! Bugfix in IF clause for nesting
	56	!
	57	! 3014 2018-05-09 08:42:38Z maronga
[3014]	58	! Fixed a bug in the IF condition to call pcm_tendency in case of
	59	! potential temperature
	60	!
	61	! 2815 2018-02-19 11:29:57Z kanani
[2815]	62	! Rename chem_tendency to chem_prognostic_equations,
	63	! implement vector version for air chemistry
	64	!
	65	! 2766 2018-01-22 17:17:47Z kanani
[2766]	66	! Removed preprocessor directive __chem
	67	!
	68	! 2746 2018-01-15 12:06:04Z suehring
[2746]	69	! Move flag plant canopy to modules
	70	!
	71	! 2719 2018-01-02 09:02:06Z maronga
[2719]	72	! Bugfix for last change.
	73	!
	74	! 2718 2018-01-02 08:49:38Z maronga
[2716]	75	! Corrected "Former revisions" section
	76	!
	77	! 2696 2017-12-14 17:12:51Z kanani
	78	! - Change in file header (GPL part)
[2696]	79	! - Moved TKE equation to tcm_prognostic (TG)
	80	! - Added switch for chemical reactions (RF, FK)
	81	! - Implementation of chemistry module (RF, BK, FK)
	82	!
	83	! 2563 2017-10-19 15:36:10Z Giersch
[2563]	84	! Variable wind_turbine moved to module control_parameters
	85	!
	86	! 2320 2017-07-21 12:47:43Z suehring
[2320]	87	! Modularize large-scale forcing and nudging
	88	!
	89	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	90	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	91	! includes two more prognostic equations for cloud drop concentration (nc)
	92	! and cloud water content (qc).
	93	!
	94	! 2261 2017-06-08 14:25:57Z raasch
[2261]	95	! bugfix for r2232: openmp directives removed
	96	!
	97	! 2233 2017-05-30 18:08:54Z suehring
[1875]	98	!
[2233]	99	! 2232 2017-05-30 17:47:52Z suehring
	100	! Adjutst to new surface-type structure. Remove call for usm_wall_heat_flux,
	101	! which is realized directly in diffusion_s now.
	102	!
[2193]	103	! 2192 2017-03-22 04:14:10Z raasch
	104	! Bugfix for misplaced and missing openMP directives from r2155
	105	!
[2156]	106	! 2155 2017-02-21 09:57:40Z hoffmann
	107	! Bugfix in the calculation of microphysical quantities on ghost points.
	108	!
[2119]	109	! 2118 2017-01-17 16:38:49Z raasch
	110	! OpenACC version of subroutine removed
[2155]	111	!
[2032]	112	! 2031 2016-10-21 15:11:58Z knoop
	113	! renamed variable rho to rho_ocean
[2155]	114	!
[2012]	115	! 2011 2016-09-19 17:29:57Z kanani
	116	! Flag urban_surface is now defined in module control_parameters.
[2155]	117	!
[2008]	118	! 2007 2016-08-24 15:47:17Z kanani
	119	! Added pt tendency calculation based on energy balance at urban surfaces
	120	! (new urban surface model)
[2155]	121	!
[2001]	122	! 2000 2016-08-20 18:09:15Z knoop
	123	! Forced header and separation lines into 80 columns
[2155]	124	!
[1977]	125	! 1976 2016-07-27 13:28:04Z maronga
	126	! Simplied calls to radiation model
[2155]	127	!
[1961]	128	! 1960 2016-07-12 16:34:24Z suehring
	129	! Separate humidity and passive scalar
[2155]	130	!
[1917]	131	! 1914 2016-05-26 14:44:07Z witha
	132	! Added calls for wind turbine model
	133	!
[1874]	134	! 1873 2016-04-18 14:50:06Z maronga
	135	! Module renamed (removed _mod)
[2155]	136	!
[1851]	137	! 1850 2016-04-08 13:29:27Z maronga
	138	! Module renamed
[2155]	139	!
[1827]	140	! 1826 2016-04-07 12:01:39Z maronga
[1875]	141	! Renamed canopy model calls.
[2155]	142	!
[1875]	143	! 1822 2016-04-07 07:49:42Z hoffmann
	144	! Kessler microphysics scheme moved to microphysics.
	145	!
	146	! 1757 2016-02-22 15:49:32Z maronga
[2155]	147	!
[1875]	148	! 1691 2015-10-26 16:17:44Z maronga
	149	! Added optional model spin-up without radiation / land surface model calls.
	150	! Formatting corrections.
[2155]	151	!
[1875]	152	! 1682 2015-10-07 23:56:08Z knoop
[2155]	153	! Code annotations made doxygen readable
	154	!
[1875]	155	! 1585 2015-04-30 07:05:52Z maronga
	156	! Added call for temperature tendency calculation due to radiative flux divergence
[2155]	157	!
[1875]	158	! 1517 2015-01-07 19:12:25Z hoffmann
	159	! advec_s_bc_mod addded, since advec_s_bc is now a module
	160	!
	161	! 1484 2014-10-21 10:53:05Z kanani
	162	! Changes due to new module structure of the plant canopy model:
[2696]	163	! parameters cthf and plant_canopy moved to module plant_canopy_model_mod.
[1875]	164	! Removed double-listing of use_upstream_for_tke in ONLY-list of module
	165	! control_parameters
[2155]	166	!
[1875]	167	! 1409 2014-05-23 12:11:32Z suehring
[2155]	168	! Bugfix: i_omp_start changed for advec_u_ws at left inflow and outflow boundary.
[1875]	169	! This ensures that left-hand side fluxes are also calculated for nxl in that
[2155]	170	! case, even though the solution at nxl is overwritten in boundary_conds()
	171	!
[1875]	172	! 1398 2014-05-07 11:15:00Z heinze
	173	! Rayleigh-damping for horizontal velocity components changed: instead of damping
[2155]	174	! against ug and vg, damping against u_init and v_init is used to allow for a
[1875]	175	! homogenized treatment in case of nudging
[2155]	176	!
[1875]	177	! 1380 2014-04-28 12:40:45Z heinze
[2155]	178	! Change order of calls for scalar prognostic quantities:
	179	! ls_advec -> nudging -> subsidence since initial profiles
	180	!
[1875]	181	! 1374 2014-04-25 12:55:07Z raasch
	182	! missing variables added to ONLY lists
[2155]	183	!
[1875]	184	! 1365 2014-04-22 15:03:56Z boeske
[2155]	185	! Calls of ls_advec for large scale advection added,
[1875]	186	! subroutine subsidence is only called if use_subsidence_tendencies = .F.,
	187	! new argument ls_index added to the calls of subsidence
	188	! +ls_index
[2155]	189	!
[1875]	190	! 1361 2014-04-16 15:17:48Z hoffmann
	191	! Two-moment microphysics moved to the start of prognostic equations. This makes
	192	! the 3d arrays for tend_q, tend_qr, tend_pt and tend_pt redundant.
	193	! Additionally, it is allowed to call the microphysics just once during the time
	194	! step (not at each sub-time step).
	195	!
	196	! Two-moment cloud physics added for vector and accelerator optimization.
[2155]	197	!
[1875]	198	! 1353 2014-04-08 15:21:23Z heinze
	199	! REAL constants provided with KIND-attribute
[2155]	200	!
[1875]	201	! 1337 2014-03-25 15:11:48Z heinze
	202	! Bugfix: REAL constants provided with KIND-attribute
[2155]	203	!
[1875]	204	! 1332 2014-03-25 11:59:43Z suehring
[2155]	205	! Bugfix: call advec_ws or advec_pw for TKE only if NOT use_upstream_for_tke
	206	!
[1875]	207	! 1330 2014-03-24 17:29:32Z suehring
[2155]	208	! In case of SGS-particle velocity advection of TKE is also allowed with
[1875]	209	! dissipative 5th-order scheme.
	210	!
	211	! 1320 2014-03-20 08:40:49Z raasch
	212	! ONLY-attribute added to USE-statements,
	213	! kind-parameters added to all INTEGER and REAL declaration statements,
	214	! kinds are defined in new module kinds,
	215	! old module precision_kind is removed,
	216	! revision history before 2012 removed,
	217	! comment fields (!:) to be used for variable explanations added to
	218	! all variable declaration statements
	219	!
	220	! 1318 2014-03-17 13:35:16Z raasch
	221	! module interfaces removed
	222	!
	223	! 1257 2013-11-08 15:18:40Z raasch
	224	! openacc loop vector clauses removed, independent clauses added
	225	!
	226	! 1246 2013-11-01 08:59:45Z heinze
	227	! enable nudging also for accelerator version
	228	!
	229	! 1241 2013-10-30 11:36:58Z heinze
	230	! usage of nudging enabled (so far not implemented for accelerator version)
	231	!
	232	! 1179 2013-06-14 05:57:58Z raasch
	233	! two arguments removed from routine buoyancy, ref_state updated on device
	234	!
	235	! 1128 2013-04-12 06:19:32Z raasch
	236	! those parts requiring global communication moved to time_integration,
	237	! loop index bounds in accelerator version replaced by i_left, i_right, j_south,
	238	! j_north
	239	!
	240	! 1115 2013-03-26 18:16:16Z hoffmann
[2155]	241	! optimized cloud physics: calculation of microphysical tendencies transfered
[1875]	242	! to microphysics.f90; qr and nr are only calculated if precipitation is required
	243	!
	244	! 1111 2013-03-08 23:54:10Z raasch
	245	! update directives for prognostic quantities removed
	246	!
	247	! 1106 2013-03-04 05:31:38Z raasch
	248	! small changes in code formatting
	249	!
	250	! 1092 2013-02-02 11:24:22Z raasch
	251	! unused variables removed
	252	!
	253	! 1053 2012-11-13 17:11:03Z hoffmann
	254	! implementation of two new prognostic equations for rain drop concentration (nr)
	255	! and rain water content (qr)
	256	!
	257	! currently, only available for cache loop optimization
	258	!
	259	! 1036 2012-10-22 13:43:42Z raasch
	260	! code put under GPL (PALM 3.9)
	261	!
	262	! 1019 2012-09-28 06:46:45Z raasch
	263	! non-optimized version of prognostic_equations removed
	264	!
	265	! 1015 2012-09-27 09:23:24Z raasch
	266	! new branch prognostic_equations_acc
	267	! OpenACC statements added + code changes required for GPU optimization
	268	!
	269	! 1001 2012-09-13 14:08:46Z raasch
	270	! all actions concerning leapfrog- and upstream-spline-scheme removed
	271	!
	272	! 978 2012-08-09 08:28:32Z fricke
	273	! km_damp_x and km_damp_y removed in calls of diffusion_u and diffusion_v
	274	! add ptdf_x, ptdf_y for damping the potential temperature at the inflow
	275	! boundary in case of non-cyclic lateral boundaries
	276	! Bugfix: first thread index changes for WS-scheme at the inflow
	277	!
	278	! 940 2012-07-09 14:31:00Z raasch
	279	! temperature equation can be switched off
	280	!
	281	! Revision 1.1 2000/04/13 14:56:27 schroeter
	282	! Initial revision
	283	!
	284	!
	285	! Description:
	286	! ------------
	287	!> Solving the prognostic equations.
	288	!------------------------------------------------------------------------------!
	289	MODULE prognostic_equations_mod
	290
	291
[3294]	292	USE advec_s_bc_mod, &
	293	ONLY: advec_s_bc
[2155]	294
[3294]	295	USE advec_s_pw_mod, &
	296	ONLY: advec_s_pw
	297
	298	USE advec_s_up_mod, &
	299	ONLY: advec_s_up
	300
	301	USE advec_u_pw_mod, &
	302	ONLY: advec_u_pw
	303
	304	USE advec_u_up_mod, &
	305	ONLY: advec_u_up
	306
	307	USE advec_v_pw_mod, &
	308	ONLY: advec_v_pw
	309
	310	USE advec_v_up_mod, &
	311	ONLY: advec_v_up
	312
	313	USE advec_w_pw_mod, &
	314	ONLY: advec_w_pw
	315
	316	USE advec_w_up_mod, &
	317	ONLY: advec_w_up
	318
	319	USE advec_ws, &
	320	ONLY: advec_s_ws, advec_u_ws, advec_v_ws, advec_w_ws
	321
[1875]	322	USE arrays_3d, &
[2292]	323	ONLY: diss_l_e, diss_l_nc, diss_l_nr, diss_l_pt, diss_l_q, diss_l_qc, &
	324	diss_l_qr, diss_l_s, diss_l_sa, diss_s_e, diss_s_nc, diss_s_nr, &
	325	diss_s_pt, diss_s_q, diss_s_qc, diss_s_qr, diss_s_s, diss_s_sa, &
	326	e, e_p, flux_s_e, flux_s_nc, flux_s_nr, flux_s_pt, flux_s_q, &
	327	flux_s_qc, flux_s_qr, flux_s_s, flux_s_sa, flux_l_e, flux_l_nc, &
	328	flux_l_nr, flux_l_pt, flux_l_q, flux_l_qc, flux_l_qr, flux_l_s, &
	329	flux_l_sa, nc, nc_p, nr, nr_p, pt, ptdf_x, ptdf_y, pt_init, &
	330	pt_p, prho, q, q_init, q_p, qc, qc_p, qr, qr_p, rdf, rdf_sc, &
[3294]	331	ref_state, rho_ocean, s, s_init, s_p, tend, te_m, tnc_m, &
	332	tnr_m, tpt_m, tq_m, tqc_m, tqr_m, ts_m, tu_m, tv_m, tw_m, u, &
	333	ug, u_init, u_p, v, vg, vpt, v_init, v_p, w, w_p
[2155]	334
[3274]	335	USE bulk_cloud_model_mod, &
	336	ONLY: call_microphysics_at_all_substeps, bulk_cloud_model, &
	337	bcm_actions, microphysics_sat_adjust, &
	338	microphysics_morrison, microphysics_seifert
	339
[3294]	340	USE buoyancy_mod, &
	341	ONLY: buoyancy
	342
[2696]	343	USE chemistry_model_mod, &
[3298]	344	ONLY: chem_integrate, chem_species, chem_prognostic_equations, &
	345	nspec, nvar, spc_names, chem_boundary_conds
[2696]	346
[3294]	347	USE chem_modules, &
	348	ONLY: call_chem_at_all_substeps, chem_gasphase_on
	349
[2696]	350	USE chem_photolysis_mod, &
	351	ONLY: photolysis_control
	352
[3298]	353	USE chem_modules, &
	354	ONLY: call_chem_at_all_substeps, chem_gasphase_on, cs_name
	355
[1875]	356	USE control_parameters, &
[3355]	357	ONLY: air_chemistry, constant_diffusion, &
[2696]	358	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
[3182]	359	humidity, intermediate_timestep_count, &
[1875]	360	intermediate_timestep_count_max, large_scale_forcing, &
[3355]	361	large_scale_subsidence, neutral, nudging, &
[3294]	362	ocean_mode, passive_scalar, plant_canopy, pt_reference, &
[1875]	363	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	364	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	365	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3014]	366	ws_scheme_sca, urban_surface, land_surface
[1875]	367
[3294]	368	USE coriolis_mod, &
	369	ONLY: coriolis
	370
[1875]	371	USE cpulog, &
[2696]	372	ONLY: cpu_log, log_point, log_point_s
[1875]	373
	374	USE diffusion_s_mod, &
[2118]	375	ONLY: diffusion_s
[1875]	376
	377	USE diffusion_u_mod, &
[2118]	378	ONLY: diffusion_u
[1875]	379
	380	USE diffusion_v_mod, &
[2118]	381	ONLY: diffusion_v
[1875]	382
	383	USE diffusion_w_mod, &
[2118]	384	ONLY: diffusion_w
[1875]	385
[3294]	386	USE indices, &
	387	ONLY: nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
	388	nzb, nzt, wall_flags_0
	389
[1875]	390	USE kinds
	391
[2320]	392	USE lsf_nudging_mod, &
	393	ONLY: ls_advec, nudge
[1875]	394
[3294]	395	USE ocean_mod, &
[3302]	396	ONLY: ocean_prognostic_equations, stokes_drift_terms, stokes_force, &
	397	wave_breaking, wave_breaking_term
[3294]	398
[1875]	399	USE plant_canopy_model_mod, &
[2746]	400	ONLY: cthf, pcm_tendency
[1875]	401
	402	USE radiation_model_mod, &
[1976]	403	ONLY: radiation, radiation_tendency, &
[1875]	404	skip_time_do_radiation
	405
	406	USE statistics, &
	407	ONLY: hom
	408
	409	USE subsidence_mod, &
	410	ONLY: subsidence
	411
[3294]	412	USE surface_mod, &
	413	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	414	surf_usm_v
	415
[2696]	416	USE turbulence_closure_mod, &
[3386]	417	ONLY: tcm_prognostic_equations
[2696]	418
[1875]	419	USE user_actions_mod, &
	420	ONLY: user_actions
	421
[1914]	422	USE wind_turbine_model_mod, &
[2563]	423	ONLY: wtm_tendencies
[1875]	424
[1914]	425
[1875]	426	PRIVATE
[2118]	427	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	428
	429	INTERFACE prognostic_equations_cache
	430	MODULE PROCEDURE prognostic_equations_cache
	431	END INTERFACE prognostic_equations_cache
	432
	433	INTERFACE prognostic_equations_vector
	434	MODULE PROCEDURE prognostic_equations_vector
	435	END INTERFACE prognostic_equations_vector
	436
	437
	438	CONTAINS
	439
	440
	441	!------------------------------------------------------------------------------!
	442	! Description:
	443	! ------------
	444	!> Version with one optimized loop over all equations. It is only allowed to
	445	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	446	!>
	447	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	448	!> so communication between CPUs is not allowed (does not make sense) within
	449	!> these loops.
	450	!>
	451	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	452	!------------------------------------------------------------------------------!
[2155]	453
[1875]	454	SUBROUTINE prognostic_equations_cache
	455
	456
	457	IMPLICIT NONE
	458
	459	INTEGER(iwp) :: i !<
	460	INTEGER(iwp) :: i_omp_start !<
	461	INTEGER(iwp) :: j !<
	462	INTEGER(iwp) :: k !<
[3241]	463	!$ INTEGER(iwp) :: omp_get_thread_num !<
[1875]	464	INTEGER(iwp) :: tn = 0 !<
[2155]	465
[1875]	466	LOGICAL :: loop_start !<
[3298]	467	INTEGER(iwp) :: n
	468	INTEGER(iwp) :: lsp
	469	INTEGER(iwp) :: lsp_usr !< lsp running index for chem spcs
[1875]	470
	471
	472	!
	473	!-- Time measurement can only be performed for the whole set of equations
	474	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	475
	476	!
[2696]	477	!-- Calculation of chemical reactions. This is done outside of main loop,
	478	!-- since exchange of ghost points is required after this update of the
	479	!-- concentrations of chemical species
	480	IF ( air_chemistry ) THEN
[3298]	481	lsp_usr = 1
[2696]	482	!
	483	!-- Chemical reactions
	484	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'start' )
	485
	486	IF ( chem_gasphase_on ) THEN
[3337]	487	!
	488	!-- If required, calculate photolysis frequencies -
	489	!-- UNFINISHED: Why not before the intermediate timestep loop?
	490	IF ( intermediate_timestep_count == 1 ) THEN
	491	CALL photolysis_control
	492	ENDIF
[2696]	493	DO i = nxl, nxr
	494	DO j = nys, nyn
	495
	496	IF ( intermediate_timestep_count == 1 .OR. &
	497	call_chem_at_all_substeps ) THEN
	498	CALL chem_integrate (i,j)
	499	ENDIF
	500	ENDDO
	501	ENDDO
	502	ENDIF
	503	!
	504	!-- Loop over chemical species
	505	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'start' )
[3298]	506	DO lsp = 1, nspec
	507	CALL exchange_horiz( chem_species(lsp)%conc, nbgp )
	508	lsp_usr = 1
	509	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	510	IF ( TRIM(chem_species(lsp)%name) == TRIM(cs_name(lsp_usr)) ) THEN
	511
	512	CALL chem_boundary_conds( chem_species(lsp)%conc_p, &
	513	chem_species(lsp)%conc_pr_init )
	514
	515	ENDIF
	516	lsp_usr = lsp_usr +1
	517	ENDDO
	518
[2696]	519	ENDDO
	520	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'stop' )
	521
	522	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'stop' )
	523
	524	ENDIF
	525
	526	!
[2155]	527	!-- If required, calculate cloud microphysics
[3274]	528	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[2155]	529	( intermediate_timestep_count == 1 .OR. &
[2192]	530	call_microphysics_at_all_substeps ) ) &
	531	THEN
[2261]	532	!$OMP PARALLEL PRIVATE (i,j)
[2192]	533	!$OMP DO
[2155]	534	DO i = nxlg, nxrg
	535	DO j = nysg, nyng
[3274]	536	CALL bcm_actions( i, j )
[2192]	537	ENDDO
	538	ENDDO
	539	!$OMP END PARALLEL
[2155]	540	ENDIF
	541
[2192]	542	!
	543	!-- Loop over all prognostic equations
[2261]	544	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn)
[2192]	545
	546	!$ tn = omp_get_thread_num()
	547	loop_start = .TRUE.
	548
	549	!$OMP DO
[1875]	550	DO i = nxl, nxr
	551
	552	!
	553	!-- Store the first loop index. It differs for each thread and is required
	554	!-- later in advec_ws
	555	IF ( loop_start ) THEN
	556	loop_start = .FALSE.
[2155]	557	i_omp_start = i
[1875]	558	ENDIF
	559
	560	DO j = nys, nyn
	561	!
[3022]	562	!-- Tendency terms for u-velocity component. Please note, in case of
	563	!-- non-cyclic boundary conditions the grid point i=0 is excluded from
	564	!-- the prognostic equations for the u-component.
	565	IF ( i >= nxlu ) THEN
[1875]	566
	567	tend(:,j,i) = 0.0_wp
	568	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	569	IF ( ws_scheme_mom ) THEN
	570	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	571	ELSE
[1875]	572	CALL advec_u_pw( i, j )
[2155]	573	ENDIF
[1875]	574	ELSE
	575	CALL advec_u_up( i, j )
	576	ENDIF
	577	CALL diffusion_u( i, j )
	578	CALL coriolis( i, j, 1 )
	579	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	580	CALL buoyancy( i, j, pt, 1 )
	581	ENDIF
	582
	583	!
	584	!-- Drag by plant canopy
	585	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	586
	587	!
	588	!-- External pressure gradient
	589	IF ( dp_external ) THEN
	590	DO k = dp_level_ind_b+1, nzt
	591	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	592	ENDDO
	593	ENDIF
	594
	595	!
	596	!-- Nudging
	597	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	598
[1914]	599	!
[3302]	600	!-- Effect of Stokes drift (in ocean mode only)
	601	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 1 )
	602
	603	!
[1914]	604	!-- Forces by wind turbines
	605	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 1 )
	606
[1875]	607	CALL user_actions( i, j, 'u-tendency' )
	608	!
	609	!-- Prognostic equation for u-velocity component
[2232]	610	DO k = nzb+1, nzt
	611
	612	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	613	( tsc(2) * tend(k,j,i) + &
	614	tsc(3) * tu_m(k,j,i) ) &
	615	- tsc(5) * rdf(k) &
	616	* ( u(k,j,i) - u_init(k) ) &
	617	) * MERGE( 1.0_wp, 0.0_wp, &
	618	BTEST( wall_flags_0(k,j,i), 1 )&
	619	)
[1875]	620	ENDDO
	621
	622	!
[3302]	623	!-- Add turbulence generated by wave breaking (in ocean mode only)
	624	IF ( wave_breaking .AND. &
	625	intermediate_timestep_count == intermediate_timestep_count_max )&
	626	THEN
	627	CALL wave_breaking_term( i, j, 1 )
	628	ENDIF
	629
	630	!
[1875]	631	!-- Calculate tendencies for the next Runge-Kutta step
	632	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	633	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	634	DO k = nzb+1, nzt
[1875]	635	tu_m(k,j,i) = tend(k,j,i)
	636	ENDDO
	637	ELSEIF ( intermediate_timestep_count < &
	638	intermediate_timestep_count_max ) THEN
[2232]	639	DO k = nzb+1, nzt
	640	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	641	+ 5.3125_wp * tu_m(k,j,i)
[1875]	642	ENDDO
	643	ENDIF
	644	ENDIF
	645
	646	ENDIF
	647	!
[3022]	648	!-- Tendency terms for v-velocity component. Please note, in case of
	649	!-- non-cyclic boundary conditions the grid point j=0 is excluded from
	650	!-- the prognostic equations for the v-component. !--
	651	IF ( j >= nysv ) THEN
[1875]	652
	653	tend(:,j,i) = 0.0_wp
	654	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	655	IF ( ws_scheme_mom ) THEN
	656	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	657	ELSE
[1875]	658	CALL advec_v_pw( i, j )
	659	ENDIF
	660	ELSE
	661	CALL advec_v_up( i, j )
	662	ENDIF
	663	CALL diffusion_v( i, j )
	664	CALL coriolis( i, j, 2 )
	665
	666	!
	667	!-- Drag by plant canopy
[2155]	668	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	669
	670	!
	671	!-- External pressure gradient
	672	IF ( dp_external ) THEN
	673	DO k = dp_level_ind_b+1, nzt
	674	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	675	ENDDO
	676	ENDIF
	677
	678	!
	679	!-- Nudging
	680	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	681
[1914]	682	!
[3302]	683	!-- Effect of Stokes drift (in ocean mode only)
	684	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 2 )
	685
	686	!
[1914]	687	!-- Forces by wind turbines
	688	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 2 )
	689
[1875]	690	CALL user_actions( i, j, 'v-tendency' )
	691	!
	692	!-- Prognostic equation for v-velocity component
[2232]	693	DO k = nzb+1, nzt
	694	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	695	( tsc(2) * tend(k,j,i) + &
	696	tsc(3) * tv_m(k,j,i) ) &
	697	- tsc(5) * rdf(k) &
	698	* ( v(k,j,i) - v_init(k) )&
	699	) * MERGE( 1.0_wp, 0.0_wp, &
	700	BTEST( wall_flags_0(k,j,i), 2 )&
	701	)
[1875]	702	ENDDO
	703
	704	!
[3302]	705	!-- Add turbulence generated by wave breaking (in ocean mode only)
	706	IF ( wave_breaking .AND. &
	707	intermediate_timestep_count == intermediate_timestep_count_max )&
	708	THEN
	709	CALL wave_breaking_term( i, j, 2 )
	710	ENDIF
	711
	712	!
[1875]	713	!-- Calculate tendencies for the next Runge-Kutta step
	714	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	715	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	716	DO k = nzb+1, nzt
[1875]	717	tv_m(k,j,i) = tend(k,j,i)
	718	ENDDO
	719	ELSEIF ( intermediate_timestep_count < &
	720	intermediate_timestep_count_max ) THEN
[2232]	721	DO k = nzb+1, nzt
	722	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	723	+ 5.3125_wp * tv_m(k,j,i)
[1875]	724	ENDDO
	725	ENDIF
	726	ENDIF
	727
	728	ENDIF
	729
	730	!
	731	!-- Tendency terms for w-velocity component
	732	tend(:,j,i) = 0.0_wp
	733	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	734	IF ( ws_scheme_mom ) THEN
	735	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	736	ELSE
[1875]	737	CALL advec_w_pw( i, j )
	738	END IF
	739	ELSE
	740	CALL advec_w_up( i, j )
	741	ENDIF
	742	CALL diffusion_w( i, j )
	743	CALL coriolis( i, j, 3 )
	744
	745	IF ( .NOT. neutral ) THEN
[3294]	746	IF ( ocean_mode ) THEN
[2031]	747	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	748	ELSE
	749	IF ( .NOT. humidity ) THEN
	750	CALL buoyancy( i, j, pt, 3 )
	751	ELSE
	752	CALL buoyancy( i, j, vpt, 3 )
	753	ENDIF
	754	ENDIF
	755	ENDIF
	756
	757	!
	758	!-- Drag by plant canopy
	759	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	760
[1914]	761	!
[3302]	762	!-- Effect of Stokes drift (in ocean mode only)
	763	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 3 )
	764
	765	!
[1914]	766	!-- Forces by wind turbines
	767	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 3 )
	768
[1875]	769	CALL user_actions( i, j, 'w-tendency' )
	770	!
	771	!-- Prognostic equation for w-velocity component
[2232]	772	DO k = nzb+1, nzt-1
	773	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	774	( tsc(2) * tend(k,j,i) + &
[1875]	775	tsc(3) * tw_m(k,j,i) ) &
[2232]	776	- tsc(5) * rdf(k) * w(k,j,i) &
	777	) * MERGE( 1.0_wp, 0.0_wp, &
	778	BTEST( wall_flags_0(k,j,i), 3 )&
	779	)
[1875]	780	ENDDO
	781
	782	!
	783	!-- Calculate tendencies for the next Runge-Kutta step
	784	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	785	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	786	DO k = nzb+1, nzt-1
[1875]	787	tw_m(k,j,i) = tend(k,j,i)
	788	ENDDO
	789	ELSEIF ( intermediate_timestep_count < &
	790	intermediate_timestep_count_max ) THEN
[2232]	791	DO k = nzb+1, nzt-1
	792	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	793	+ 5.3125_wp * tw_m(k,j,i)
[1875]	794	ENDDO
	795	ENDIF
	796	ENDIF
	797
	798	!
	799	!-- If required, compute prognostic equation for potential temperature
	800	IF ( .NOT. neutral ) THEN
	801	!
	802	!-- Tendency terms for potential temperature
	803	tend(:,j,i) = 0.0_wp
	804	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	805	IF ( ws_scheme_sca ) THEN
[2232]	806	CALL advec_s_ws( i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
[1875]	807	flux_l_pt, diss_l_pt, i_omp_start, tn )
	808	ELSE
	809	CALL advec_s_pw( i, j, pt )
	810	ENDIF
	811	ELSE
	812	CALL advec_s_up( i, j, pt )
	813	ENDIF
[2232]	814	CALL diffusion_s( i, j, pt, &
	815	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	816	surf_def_h(2)%shf, &
	817	surf_lsm_h%shf, surf_usm_h%shf, &
	818	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	819	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	820	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	821	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	822	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	823	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	824
	825	!
	826	!-- Consideration of heat sources within the plant canopy
[3014]	827	IF ( plant_canopy .AND. &
	828	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	829	CALL pcm_tendency( i, j, 4 )
	830	ENDIF
	831
	832	!
	833	!-- Large scale advection
	834	IF ( large_scale_forcing ) THEN
	835	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	836	ENDIF
[1875]	837
	838	!
	839	!-- Nudging
[2155]	840	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	841
	842	!
	843	!-- If required, compute effect of large-scale subsidence/ascent
	844	IF ( large_scale_subsidence .AND. &
	845	.NOT. use_subsidence_tendencies ) THEN
	846	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	847	ENDIF
	848
	849	!
	850	!-- If required, add tendency due to radiative heating/cooling
[1976]	851	IF ( radiation .AND. &
[1875]	852	simulated_time > skip_time_do_radiation ) THEN
	853	CALL radiation_tendency ( i, j, tend )
	854	ENDIF
	855
	856
	857	CALL user_actions( i, j, 'pt-tendency' )
	858	!
	859	!-- Prognostic equation for potential temperature
[2232]	860	DO k = nzb+1, nzt
	861	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	862	( tsc(2) * tend(k,j,i) + &
[1875]	863	tsc(3) * tpt_m(k,j,i) ) &
[2232]	864	- tsc(5) &
	865	* ( pt(k,j,i) - pt_init(k) ) &
	866	* ( rdf_sc(k) + ptdf_x(i) &
	867	+ ptdf_y(j) ) &
	868	) &
	869	* MERGE( 1.0_wp, 0.0_wp, &
	870	BTEST( wall_flags_0(k,j,i), 0 )&
	871	)
[1875]	872	ENDDO
	873
	874	!
	875	!-- Calculate tendencies for the next Runge-Kutta step
	876	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	877	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	878	DO k = nzb+1, nzt
[1875]	879	tpt_m(k,j,i) = tend(k,j,i)
	880	ENDDO
	881	ELSEIF ( intermediate_timestep_count < &
	882	intermediate_timestep_count_max ) THEN
[2232]	883	DO k = nzb+1, nzt
	884	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	885	5.3125_wp * tpt_m(k,j,i)
[1875]	886	ENDDO
	887	ENDIF
	888	ENDIF
	889
	890	ENDIF
	891
	892	!
[1960]	893	!-- If required, compute prognostic equation for total water content
	894	IF ( humidity ) THEN
[1875]	895
	896	!
	897	!-- Tendency-terms for total water content / scalar
	898	tend(:,j,i) = 0.0_wp
	899	IF ( timestep_scheme(1:5) == 'runge' ) &
	900	THEN
	901	IF ( ws_scheme_sca ) THEN
[2155]	902	CALL advec_s_ws( i, j, q, 'q', flux_s_q, &
[1875]	903	diss_s_q, flux_l_q, diss_l_q, i_omp_start, tn )
[2155]	904	ELSE
[1875]	905	CALL advec_s_pw( i, j, q )
	906	ENDIF
	907	ELSE
	908	CALL advec_s_up( i, j, q )
	909	ENDIF
[2232]	910	CALL diffusion_s( i, j, q, &
	911	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	912	surf_def_h(2)%qsws, &
	913	surf_lsm_h%qsws, surf_usm_h%qsws, &
	914	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	915	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	916	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	917	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	918	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	919	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	920
	921	!
[1960]	922	!-- Sink or source of humidity due to canopy elements
[1875]	923	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	924
	925	!
	926	!-- Large scale advection
	927	IF ( large_scale_forcing ) THEN
	928	CALL ls_advec( i, j, simulated_time, 'q' )
	929	ENDIF
	930
	931	!
	932	!-- Nudging
[2155]	933	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	934
	935	!
	936	!-- If required compute influence of large-scale subsidence/ascent
	937	IF ( large_scale_subsidence .AND. &
	938	.NOT. use_subsidence_tendencies ) THEN
	939	CALL subsidence( i, j, tend, q, q_init, 3 )
	940	ENDIF
	941
	942	CALL user_actions( i, j, 'q-tendency' )
	943
	944	!
	945	!-- Prognostic equation for total water content / scalar
[2232]	946	DO k = nzb+1, nzt
	947	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	948	( tsc(2) * tend(k,j,i) + &
[1875]	949	tsc(3) * tq_m(k,j,i) ) &
[2232]	950	- tsc(5) * rdf_sc(k) * &
	951	( q(k,j,i) - q_init(k) ) &
	952	) &
	953	* MERGE( 1.0_wp, 0.0_wp, &
	954	BTEST( wall_flags_0(k,j,i), 0 )&
	955	)
[1875]	956	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	957	ENDDO
	958
	959	!
	960	!-- Calculate tendencies for the next Runge-Kutta step
	961	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	962	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	963	DO k = nzb+1, nzt
[1875]	964	tq_m(k,j,i) = tend(k,j,i)
	965	ENDDO
	966	ELSEIF ( intermediate_timestep_count < &
	967	intermediate_timestep_count_max ) THEN
[2232]	968	DO k = nzb+1, nzt
	969	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	970	5.3125_wp * tq_m(k,j,i)
[1875]	971	ENDDO
	972	ENDIF
	973	ENDIF
	974
	975	!
[2292]	976	!-- If required, calculate prognostic equations for cloud water content
	977	!-- and cloud drop concentration
[3274]	978	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	979	!
	980	!-- Calculate prognostic equation for cloud water content
	981	tend(:,j,i) = 0.0_wp
	982	IF ( timestep_scheme(1:5) == 'runge' ) &
	983	THEN
	984	IF ( ws_scheme_sca ) THEN
	985	CALL advec_s_ws( i, j, qc, 'qc', flux_s_qc, &
	986	diss_s_qc, flux_l_qc, diss_l_qc, &
	987	i_omp_start, tn )
	988	ELSE
	989	CALL advec_s_pw( i, j, qc )
	990	ENDIF
	991	ELSE
	992	CALL advec_s_up( i, j, qc )
	993	ENDIF
	994	CALL diffusion_s( i, j, qc, &
	995	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	996	surf_def_h(2)%qcsws, &
	997	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	998	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	999	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1000	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1001	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1002	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1003	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1004
	1005	!
	1006	!-- Prognostic equation for cloud water content
	1007	DO k = nzb+1, nzt
	1008	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * &
	1009	( tsc(2) * tend(k,j,i) + &
	1010	tsc(3) * tqc_m(k,j,i) )&
	1011	- tsc(5) * rdf_sc(k) &
	1012	* qc(k,j,i) &
	1013	) &
	1014	* MERGE( 1.0_wp, 0.0_wp, &
	1015	BTEST( wall_flags_0(k,j,i), 0 )&
	1016	)
	1017	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1018	ENDDO
	1019	!
	1020	!-- Calculate tendencies for the next Runge-Kutta step
	1021	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1022	IF ( intermediate_timestep_count == 1 ) THEN
	1023	DO k = nzb+1, nzt
	1024	tqc_m(k,j,i) = tend(k,j,i)
	1025	ENDDO
	1026	ELSEIF ( intermediate_timestep_count < &
	1027	intermediate_timestep_count_max ) THEN
	1028	DO k = nzb+1, nzt
	1029	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1030	5.3125_wp * tqc_m(k,j,i)
	1031	ENDDO
	1032	ENDIF
	1033	ENDIF
	1034
	1035	!
	1036	!-- Calculate prognostic equation for cloud drop concentration.
	1037	tend(:,j,i) = 0.0_wp
	1038	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1039	IF ( ws_scheme_sca ) THEN
	1040	CALL advec_s_ws( i, j, nc, 'nc', flux_s_nc, &
	1041	diss_s_nc, flux_l_nc, diss_l_nc, &
	1042	i_omp_start, tn )
	1043	ELSE
	1044	CALL advec_s_pw( i, j, nc )
	1045	ENDIF
	1046	ELSE
	1047	CALL advec_s_up( i, j, nc )
	1048	ENDIF
	1049	CALL diffusion_s( i, j, nc, &
	1050	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	1051	surf_def_h(2)%ncsws, &
	1052	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	1053	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	1054	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	1055	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	1056	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	1057	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	1058	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	1059
	1060	!
	1061	!-- Prognostic equation for cloud drop concentration
	1062	DO k = nzb+1, nzt
	1063	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * &
	1064	( tsc(2) * tend(k,j,i) + &
	1065	tsc(3) * tnc_m(k,j,i) )&
	1066	- tsc(5) * rdf_sc(k) &
	1067	* nc(k,j,i) &
	1068	) &
	1069	* MERGE( 1.0_wp, 0.0_wp, &
	1070	BTEST( wall_flags_0(k,j,i), 0 )&
	1071	)
	1072	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	1073	ENDDO
	1074	!
	1075	!-- Calculate tendencies for the next Runge-Kutta step
	1076	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1077	IF ( intermediate_timestep_count == 1 ) THEN
	1078	DO k = nzb+1, nzt
	1079	tnc_m(k,j,i) = tend(k,j,i)
	1080	ENDDO
	1081	ELSEIF ( intermediate_timestep_count < &
	1082	intermediate_timestep_count_max ) THEN
	1083	DO k = nzb+1, nzt
	1084	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1085	5.3125_wp * tnc_m(k,j,i)
	1086	ENDDO
	1087	ENDIF
	1088	ENDIF
	1089
	1090	ENDIF
	1091	!
[2155]	1092	!-- If required, calculate prognostic equations for rain water content
[1875]	1093	!-- and rain drop concentration
[3274]	1094	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[1875]	1095	!
	1096	!-- Calculate prognostic equation for rain water content
	1097	tend(:,j,i) = 0.0_wp
	1098	IF ( timestep_scheme(1:5) == 'runge' ) &
	1099	THEN
	1100	IF ( ws_scheme_sca ) THEN
[2155]	1101	CALL advec_s_ws( i, j, qr, 'qr', flux_s_qr, &
[1875]	1102	diss_s_qr, flux_l_qr, diss_l_qr, &
	1103	i_omp_start, tn )
[2155]	1104	ELSE
[1875]	1105	CALL advec_s_pw( i, j, qr )
	1106	ENDIF
	1107	ELSE
	1108	CALL advec_s_up( i, j, qr )
	1109	ENDIF
[2232]	1110	CALL diffusion_s( i, j, qr, &
	1111	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	1112	surf_def_h(2)%qrsws, &
	1113	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	1114	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	1115	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	1116	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	1117	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	1118	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	1119	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	1120
	1121	!
	1122	!-- Prognostic equation for rain water content
[2232]	1123	DO k = nzb+1, nzt
	1124	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * &
	1125	( tsc(2) * tend(k,j,i) + &
	1126	tsc(3) * tqr_m(k,j,i) )&
	1127	- tsc(5) * rdf_sc(k) &
	1128	* qr(k,j,i) &
	1129	) &
	1130	* MERGE( 1.0_wp, 0.0_wp, &
	1131	BTEST( wall_flags_0(k,j,i), 0 )&
	1132	)
[1875]	1133	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	1134	ENDDO
	1135	!
	1136	!-- Calculate tendencies for the next Runge-Kutta step
	1137	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1138	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1139	DO k = nzb+1, nzt
[1875]	1140	tqr_m(k,j,i) = tend(k,j,i)
	1141	ENDDO
	1142	ELSEIF ( intermediate_timestep_count < &
	1143	intermediate_timestep_count_max ) THEN
[2232]	1144	DO k = nzb+1, nzt
	1145	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1146	5.3125_wp * tqr_m(k,j,i)
[1875]	1147	ENDDO
	1148	ENDIF
	1149	ENDIF
	1150
	1151	!
	1152	!-- Calculate prognostic equation for rain drop concentration.
	1153	tend(:,j,i) = 0.0_wp
	1154	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1155	IF ( ws_scheme_sca ) THEN
[2155]	1156	CALL advec_s_ws( i, j, nr, 'nr', flux_s_nr, &
[1875]	1157	diss_s_nr, flux_l_nr, diss_l_nr, &
	1158	i_omp_start, tn )
[2155]	1159	ELSE
[1875]	1160	CALL advec_s_pw( i, j, nr )
	1161	ENDIF
	1162	ELSE
	1163	CALL advec_s_up( i, j, nr )
	1164	ENDIF
[2232]	1165	CALL diffusion_s( i, j, nr, &
	1166	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	1167	surf_def_h(2)%nrsws, &
	1168	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	1169	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	1170	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	1171	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	1172	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	1173	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	1174	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	1175
	1176	!
	1177	!-- Prognostic equation for rain drop concentration
[2232]	1178	DO k = nzb+1, nzt
	1179	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * &
	1180	( tsc(2) * tend(k,j,i) + &
	1181	tsc(3) * tnr_m(k,j,i) )&
	1182	- tsc(5) * rdf_sc(k) &
	1183	* nr(k,j,i) &
	1184	) &
	1185	* MERGE( 1.0_wp, 0.0_wp, &
	1186	BTEST( wall_flags_0(k,j,i), 0 )&
	1187	)
[1875]	1188	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	1189	ENDDO
	1190	!
	1191	!-- Calculate tendencies for the next Runge-Kutta step
	1192	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1193	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1194	DO k = nzb+1, nzt
[1875]	1195	tnr_m(k,j,i) = tend(k,j,i)
	1196	ENDDO
	1197	ELSEIF ( intermediate_timestep_count < &
	1198	intermediate_timestep_count_max ) THEN
[2232]	1199	DO k = nzb+1, nzt
	1200	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1201	5.3125_wp * tnr_m(k,j,i)
[1875]	1202	ENDDO
	1203	ENDIF
	1204	ENDIF
	1205
	1206	ENDIF
	1207
	1208	ENDIF
[2155]	1209
[1960]	1210	!
	1211	!-- If required, compute prognostic equation for scalar
	1212	IF ( passive_scalar ) THEN
	1213	!
	1214	!-- Tendency-terms for total water content / scalar
	1215	tend(:,j,i) = 0.0_wp
	1216	IF ( timestep_scheme(1:5) == 'runge' ) &
	1217	THEN
	1218	IF ( ws_scheme_sca ) THEN
[2155]	1219	CALL advec_s_ws( i, j, s, 's', flux_s_s, &
[1960]	1220	diss_s_s, flux_l_s, diss_l_s, i_omp_start, tn )
[2155]	1221	ELSE
[1960]	1222	CALL advec_s_pw( i, j, s )
	1223	ENDIF
	1224	ELSE
	1225	CALL advec_s_up( i, j, s )
	1226	ENDIF
[2232]	1227	CALL diffusion_s( i, j, s, &
	1228	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1229	surf_def_h(2)%ssws, &
	1230	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1231	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1232	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1233	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1234	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1235	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1236	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	1237
	1238	!
[1960]	1239	!-- Sink or source of scalar concentration due to canopy elements
	1240	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	1241
	1242	!
	1243	!-- Large scale advection, still need to be extended for scalars
	1244	! IF ( large_scale_forcing ) THEN
	1245	! CALL ls_advec( i, j, simulated_time, 's' )
	1246	! ENDIF
	1247
	1248	!
	1249	!-- Nudging, still need to be extended for scalars
[2155]	1250	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	1251
	1252	!
	1253	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	1254	!-- Note, the last argument is of no meaning in this case, as it is
	1255	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	1256	!-- date not implemented for scalars.
	1257	IF ( large_scale_subsidence .AND. &
	1258	.NOT. use_subsidence_tendencies .AND. &
	1259	.NOT. large_scale_forcing ) THEN
	1260	CALL subsidence( i, j, tend, s, s_init, 3 )
	1261	ENDIF
	1262
	1263	CALL user_actions( i, j, 's-tendency' )
	1264
	1265	!
	1266	!-- Prognostic equation for scalar
[2232]	1267	DO k = nzb+1, nzt
	1268	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	1269	( tsc(2) * tend(k,j,i) + &
	1270	tsc(3) * ts_m(k,j,i) ) &
	1271	- tsc(5) * rdf_sc(k) &
	1272	* ( s(k,j,i) - s_init(k) )&
	1273	) &
	1274	* MERGE( 1.0_wp, 0.0_wp, &
	1275	BTEST( wall_flags_0(k,j,i), 0 )&
	1276	)
[1960]	1277	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1278	ENDDO
	1279
	1280	!
	1281	!-- Calculate tendencies for the next Runge-Kutta step
	1282	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1283	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1284	DO k = nzb+1, nzt
[1960]	1285	ts_m(k,j,i) = tend(k,j,i)
	1286	ENDDO
	1287	ELSEIF ( intermediate_timestep_count < &
	1288	intermediate_timestep_count_max ) THEN
[2232]	1289	DO k = nzb+1, nzt
	1290	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1291	5.3125_wp * ts_m(k,j,i)
[1960]	1292	ENDDO
	1293	ENDIF
	1294	ENDIF
	1295
[2155]	1296	ENDIF
[1960]	1297	!
[2696]	1298	!-- Calculate prognostic equations for turbulence closure
[3386]	1299	CALL tcm_prognostic_equations( i, j, i_omp_start, tn )
[1875]	1300
	1301	!
[3294]	1302	!-- Calculate prognostic equation for chemical quantites
[2696]	1303	IF ( air_chemistry ) THEN
[3294]	1304	!> TODO: remove time measurement since it slows down performance because it will be called extremely often
[2696]	1305	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
[1875]	1306	!
[2696]	1307	!-- Loop over chemical species
[2815]	1308	DO lsp = 1, nvar
[3294]	1309	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
[2696]	1310	chem_species(lsp)%conc, &
	1311	chem_species(lsp)%tconc_m, &
	1312	chem_species(lsp)%conc_pr_init, &
	1313	i, j, i_omp_start, tn, lsp, &
	1314	chem_species(lsp)%flux_s_cs, &
	1315	chem_species(lsp)%diss_s_cs, &
	1316	chem_species(lsp)%flux_l_cs, &
	1317	chem_species(lsp)%diss_l_cs )
[1875]	1318	ENDDO
	1319
[2696]	1320	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
[3294]	1321	ENDIF ! Chemical equations
	1322	!
	1323	!-- Calculate prognostic equations for the ocean
	1324	IF ( ocean_mode ) THEN
	1325	CALL ocean_prognostic_equations( i, j, i_omp_start, tn )
	1326	ENDIF
[1875]	1327
[3294]	1328	ENDDO ! loop over j
	1329	ENDDO ! loop over i
[2192]	1330	!$OMP END PARALLEL
[1875]	1331
[2232]	1332
[1875]	1333	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	1334
	1335
	1336	END SUBROUTINE prognostic_equations_cache
	1337
	1338
	1339	!------------------------------------------------------------------------------!
	1340	! Description:
	1341	! ------------
	1342	!> Version for vector machines
	1343	!------------------------------------------------------------------------------!
[2155]	1344
[1875]	1345	SUBROUTINE prognostic_equations_vector
	1346
	1347
	1348	IMPLICIT NONE
	1349
[2815]	1350	INTEGER(iwp) :: i !<
	1351	INTEGER(iwp) :: j !<
	1352	INTEGER(iwp) :: k !<
	1353	INTEGER(iwp) :: lsp !< running index for chemical species
[1875]	1354
	1355	REAL(wp) :: sbt !<
	1356
	1357
	1358	!
	1359	!-- If required, calculate cloud microphysical impacts
[3274]	1360	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[1875]	1361	( intermediate_timestep_count == 1 .OR. &
	1362	call_microphysics_at_all_substeps ) &
	1363	) THEN
	1364	CALL cpu_log( log_point(51), 'microphysics', 'start' )
[3274]	1365	CALL bcm_actions
[1875]	1366	CALL cpu_log( log_point(51), 'microphysics', 'stop' )
	1367	ENDIF
	1368
	1369	!
	1370	!-- u-velocity component
	1371	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	1372
	1373	tend = 0.0_wp
	1374	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1375	IF ( ws_scheme_mom ) THEN
	1376	CALL advec_u_ws
	1377	ELSE
	1378	CALL advec_u_pw
	1379	ENDIF
	1380	ELSE
	1381	CALL advec_u_up
	1382	ENDIF
	1383	CALL diffusion_u
	1384	CALL coriolis( 1 )
	1385	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	1386	CALL buoyancy( pt, 1 )
	1387	ENDIF
	1388
	1389	!
	1390	!-- Drag by plant canopy
	1391	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	1392
	1393	!
	1394	!-- External pressure gradient
	1395	IF ( dp_external ) THEN
	1396	DO i = nxlu, nxr
	1397	DO j = nys, nyn
	1398	DO k = dp_level_ind_b+1, nzt
	1399	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	1400	ENDDO
	1401	ENDDO
	1402	ENDDO
	1403	ENDIF
	1404
	1405	!
	1406	!-- Nudging
	1407	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	1408
[1914]	1409	!
[3302]	1410	!-- Effect of Stokes drift (in ocean mode only)
	1411	IF ( stokes_force ) CALL stokes_drift_terms( 1 )
	1412
	1413	!
[1914]	1414	!-- Forces by wind turbines
	1415	IF ( wind_turbine ) CALL wtm_tendencies( 1 )
	1416
[1875]	1417	CALL user_actions( 'u-tendency' )
	1418
	1419	!
	1420	!-- Prognostic equation for u-velocity component
	1421	DO i = nxlu, nxr
	1422	DO j = nys, nyn
[2232]	1423	DO k = nzb+1, nzt
	1424	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1425	tsc(3) * tu_m(k,j,i) ) &
	1426	- tsc(5) * rdf(k) * &
	1427	( u(k,j,i) - u_init(k) ) &
	1428	) * MERGE( 1.0_wp, 0.0_wp, &
	1429	BTEST( wall_flags_0(k,j,i), 1 ) &
	1430	)
[1875]	1431	ENDDO
	1432	ENDDO
	1433	ENDDO
	1434
	1435	!
[3302]	1436	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1437	IF ( wave_breaking .AND. &
	1438	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1439	THEN
	1440	CALL wave_breaking_term( 1 )
	1441	ENDIF
	1442
	1443	!
[1875]	1444	!-- Calculate tendencies for the next Runge-Kutta step
	1445	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1446	IF ( intermediate_timestep_count == 1 ) THEN
	1447	DO i = nxlu, nxr
	1448	DO j = nys, nyn
[2232]	1449	DO k = nzb+1, nzt
[1875]	1450	tu_m(k,j,i) = tend(k,j,i)
	1451	ENDDO
	1452	ENDDO
	1453	ENDDO
	1454	ELSEIF ( intermediate_timestep_count < &
	1455	intermediate_timestep_count_max ) THEN
	1456	DO i = nxlu, nxr
	1457	DO j = nys, nyn
[2232]	1458	DO k = nzb+1, nzt
	1459	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1460	+ 5.3125_wp * tu_m(k,j,i)
[1875]	1461	ENDDO
	1462	ENDDO
	1463	ENDDO
	1464	ENDIF
	1465	ENDIF
	1466
	1467	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	1468
	1469	!
	1470	!-- v-velocity component
	1471	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	1472
	1473	tend = 0.0_wp
	1474	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1475	IF ( ws_scheme_mom ) THEN
	1476	CALL advec_v_ws
[2155]	1477	ELSE
[1875]	1478	CALL advec_v_pw
	1479	END IF
	1480	ELSE
	1481	CALL advec_v_up
	1482	ENDIF
	1483	CALL diffusion_v
	1484	CALL coriolis( 2 )
	1485
	1486	!
	1487	!-- Drag by plant canopy
	1488	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1489
	1490	!
	1491	!-- External pressure gradient
	1492	IF ( dp_external ) THEN
	1493	DO i = nxl, nxr
	1494	DO j = nysv, nyn
	1495	DO k = dp_level_ind_b+1, nzt
	1496	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1497	ENDDO
	1498	ENDDO
	1499	ENDDO
	1500	ENDIF
	1501
	1502	!
	1503	!-- Nudging
	1504	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1505
[1914]	1506	!
[3302]	1507	!-- Effect of Stokes drift (in ocean mode only)
	1508	IF ( stokes_force ) CALL stokes_drift_terms( 2 )
	1509
	1510	!
[1914]	1511	!-- Forces by wind turbines
	1512	IF ( wind_turbine ) CALL wtm_tendencies( 2 )
	1513
[1875]	1514	CALL user_actions( 'v-tendency' )
	1515
	1516	!
	1517	!-- Prognostic equation for v-velocity component
	1518	DO i = nxl, nxr
	1519	DO j = nysv, nyn
[2232]	1520	DO k = nzb+1, nzt
	1521	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1522	tsc(3) * tv_m(k,j,i) ) &
	1523	- tsc(5) * rdf(k) * &
	1524	( v(k,j,i) - v_init(k) ) &
	1525	) * MERGE( 1.0_wp, 0.0_wp, &
	1526	BTEST( wall_flags_0(k,j,i), 2 )&
	1527	)
[1875]	1528	ENDDO
	1529	ENDDO
	1530	ENDDO
	1531
	1532	!
[3302]	1533	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1534	IF ( wave_breaking .AND. &
	1535	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1536	THEN
	1537	CALL wave_breaking_term( 2 )
	1538	ENDIF
	1539
	1540	!
[1875]	1541	!-- Calculate tendencies for the next Runge-Kutta step
	1542	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1543	IF ( intermediate_timestep_count == 1 ) THEN
	1544	DO i = nxl, nxr
	1545	DO j = nysv, nyn
[2232]	1546	DO k = nzb+1, nzt
[1875]	1547	tv_m(k,j,i) = tend(k,j,i)
	1548	ENDDO
	1549	ENDDO
	1550	ENDDO
	1551	ELSEIF ( intermediate_timestep_count < &
	1552	intermediate_timestep_count_max ) THEN
	1553	DO i = nxl, nxr
	1554	DO j = nysv, nyn
[2232]	1555	DO k = nzb+1, nzt
	1556	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1557	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1558	ENDDO
	1559	ENDDO
	1560	ENDDO
	1561	ENDIF
	1562	ENDIF
	1563
	1564	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1565
	1566	!
	1567	!-- w-velocity component
	1568	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1569
	1570	tend = 0.0_wp
	1571	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1572	IF ( ws_scheme_mom ) THEN
	1573	CALL advec_w_ws
	1574	ELSE
	1575	CALL advec_w_pw
	1576	ENDIF
	1577	ELSE
	1578	CALL advec_w_up
	1579	ENDIF
	1580	CALL diffusion_w
	1581	CALL coriolis( 3 )
	1582
	1583	IF ( .NOT. neutral ) THEN
[3294]	1584	IF ( ocean_mode ) THEN
[2031]	1585	CALL buoyancy( rho_ocean, 3 )
[1875]	1586	ELSE
	1587	IF ( .NOT. humidity ) THEN
	1588	CALL buoyancy( pt, 3 )
	1589	ELSE
	1590	CALL buoyancy( vpt, 3 )
	1591	ENDIF
	1592	ENDIF
	1593	ENDIF
	1594
	1595	!
	1596	!-- Drag by plant canopy
	1597	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1598
[1914]	1599	!
[3302]	1600	!-- Effect of Stokes drift (in ocean mode only)
	1601	IF ( stokes_force ) CALL stokes_drift_terms( 3 )
	1602
	1603	!
[1914]	1604	!-- Forces by wind turbines
	1605	IF ( wind_turbine ) CALL wtm_tendencies( 3 )
	1606
[1875]	1607	CALL user_actions( 'w-tendency' )
	1608
	1609	!
	1610	!-- Prognostic equation for w-velocity component
	1611	DO i = nxl, nxr
	1612	DO j = nys, nyn
[2232]	1613	DO k = nzb+1, nzt-1
	1614	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1615	tsc(3) * tw_m(k,j,i) ) &
	1616	- tsc(5) * rdf(k) * w(k,j,i) &
	1617	) * MERGE( 1.0_wp, 0.0_wp, &
	1618	BTEST( wall_flags_0(k,j,i), 3 )&
	1619	)
[1875]	1620	ENDDO
	1621	ENDDO
	1622	ENDDO
	1623
	1624	!
	1625	!-- Calculate tendencies for the next Runge-Kutta step
	1626	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1627	IF ( intermediate_timestep_count == 1 ) THEN
	1628	DO i = nxl, nxr
	1629	DO j = nys, nyn
[2232]	1630	DO k = nzb+1, nzt-1
[1875]	1631	tw_m(k,j,i) = tend(k,j,i)
	1632	ENDDO
	1633	ENDDO
	1634	ENDDO
	1635	ELSEIF ( intermediate_timestep_count < &
	1636	intermediate_timestep_count_max ) THEN
	1637	DO i = nxl, nxr
	1638	DO j = nys, nyn
[2232]	1639	DO k = nzb+1, nzt-1
	1640	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1641	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1642	ENDDO
	1643	ENDDO
	1644	ENDDO
	1645	ENDIF
	1646	ENDIF
	1647
	1648	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1649
	1650
	1651	!
	1652	!-- If required, compute prognostic equation for potential temperature
	1653	IF ( .NOT. neutral ) THEN
	1654
	1655	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1656
	1657	!
	1658	!-- pt-tendency terms with communication
	1659	sbt = tsc(2)
	1660	IF ( scalar_advec == 'bc-scheme' ) THEN
	1661
	1662	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1663	!
	1664	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1665	sbt = 1.0_wp
	1666	ENDIF
	1667	tend = 0.0_wp
	1668	CALL advec_s_bc( pt, 'pt' )
	1669
	1670	ENDIF
	1671
	1672	!
	1673	!-- pt-tendency terms with no communication
	1674	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1675	tend = 0.0_wp
	1676	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1677	IF ( ws_scheme_sca ) THEN
	1678	CALL advec_s_ws( pt, 'pt' )
	1679	ELSE
	1680	CALL advec_s_pw( pt )
	1681	ENDIF
	1682	ELSE
	1683	CALL advec_s_up( pt )
	1684	ENDIF
	1685	ENDIF
	1686
[2232]	1687	CALL diffusion_s( pt, &
	1688	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1689	surf_def_h(2)%shf, &
	1690	surf_lsm_h%shf, surf_usm_h%shf, &
	1691	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1692	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1693	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1694	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1695	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1696	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1697
	1698	!
	1699	!-- Consideration of heat sources within the plant canopy
[3014]	1700	IF ( plant_canopy .AND. &
	1701	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1702	CALL pcm_tendency( 4 )
	1703	ENDIF
	1704
	1705	!
	1706	!-- Large scale advection
	1707	IF ( large_scale_forcing ) THEN
	1708	CALL ls_advec( simulated_time, 'pt' )
	1709	ENDIF
	1710
	1711	!
	1712	!-- Nudging
[2155]	1713	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1714
	1715	!
	1716	!-- If required compute influence of large-scale subsidence/ascent
	1717	IF ( large_scale_subsidence .AND. &
	1718	.NOT. use_subsidence_tendencies ) THEN
	1719	CALL subsidence( tend, pt, pt_init, 2 )
	1720	ENDIF
	1721
	1722	!
	1723	!-- If required, add tendency due to radiative heating/cooling
[1976]	1724	IF ( radiation .AND. &
[1875]	1725	simulated_time > skip_time_do_radiation ) THEN
	1726	CALL radiation_tendency ( tend )
	1727	ENDIF
	1728
	1729	CALL user_actions( 'pt-tendency' )
	1730
	1731	!
	1732	!-- Prognostic equation for potential temperature
	1733	DO i = nxl, nxr
	1734	DO j = nys, nyn
[2232]	1735	DO k = nzb+1, nzt
	1736	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1737	tsc(3) * tpt_m(k,j,i) ) &
	1738	- tsc(5) * &
	1739	( pt(k,j,i) - pt_init(k) ) *&
	1740	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1741	) &
	1742	* MERGE( 1.0_wp, 0.0_wp, &
	1743	BTEST( wall_flags_0(k,j,i), 0 ) &
	1744	)
[1875]	1745	ENDDO
	1746	ENDDO
	1747	ENDDO
	1748	!
	1749	!-- Calculate tendencies for the next Runge-Kutta step
	1750	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1751	IF ( intermediate_timestep_count == 1 ) THEN
	1752	DO i = nxl, nxr
	1753	DO j = nys, nyn
[2232]	1754	DO k = nzb+1, nzt
[1875]	1755	tpt_m(k,j,i) = tend(k,j,i)
	1756	ENDDO
	1757	ENDDO
	1758	ENDDO
	1759	ELSEIF ( intermediate_timestep_count < &
	1760	intermediate_timestep_count_max ) THEN
	1761	DO i = nxl, nxr
	1762	DO j = nys, nyn
[2232]	1763	DO k = nzb+1, nzt
	1764	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1765	5.3125_wp * tpt_m(k,j,i)
[1875]	1766	ENDDO
	1767	ENDDO
	1768	ENDDO
	1769	ENDIF
	1770	ENDIF
	1771
	1772	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1773
	1774	ENDIF
	1775
	1776	!
[1960]	1777	!-- If required, compute prognostic equation for total water content
	1778	IF ( humidity ) THEN
[1875]	1779
[1960]	1780	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1781
	1782	!
	1783	!-- Scalar/q-tendency terms with communication
	1784	sbt = tsc(2)
	1785	IF ( scalar_advec == 'bc-scheme' ) THEN
	1786
	1787	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1788	!
	1789	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1790	sbt = 1.0_wp
	1791	ENDIF
	1792	tend = 0.0_wp
	1793	CALL advec_s_bc( q, 'q' )
	1794
	1795	ENDIF
	1796
	1797	!
	1798	!-- Scalar/q-tendency terms with no communication
	1799	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1800	tend = 0.0_wp
	1801	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1802	IF ( ws_scheme_sca ) THEN
	1803	CALL advec_s_ws( q, 'q' )
	1804	ELSE
	1805	CALL advec_s_pw( q )
	1806	ENDIF
	1807	ELSE
	1808	CALL advec_s_up( q )
	1809	ENDIF
	1810	ENDIF
	1811
[2232]	1812	CALL diffusion_s( q, &
	1813	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1814	surf_def_h(2)%qsws, &
	1815	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1816	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1817	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1818	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1819	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1820	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1821	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1822
[1875]	1823	!
[1960]	1824	!-- Sink or source of humidity due to canopy elements
[1875]	1825	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1826
	1827	!
	1828	!-- Large scale advection
	1829	IF ( large_scale_forcing ) THEN
	1830	CALL ls_advec( simulated_time, 'q' )
	1831	ENDIF
	1832
	1833	!
	1834	!-- Nudging
[2155]	1835	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1836
	1837	!
	1838	!-- If required compute influence of large-scale subsidence/ascent
	1839	IF ( large_scale_subsidence .AND. &
	1840	.NOT. use_subsidence_tendencies ) THEN
	1841	CALL subsidence( tend, q, q_init, 3 )
	1842	ENDIF
	1843
	1844	CALL user_actions( 'q-tendency' )
	1845
	1846	!
[1960]	1847	!-- Prognostic equation for total water content
[1875]	1848	DO i = nxl, nxr
	1849	DO j = nys, nyn
[2232]	1850	DO k = nzb+1, nzt
	1851	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1852	tsc(3) * tq_m(k,j,i) ) &
	1853	- tsc(5) * rdf_sc(k) * &
	1854	( q(k,j,i) - q_init(k) ) &
	1855	) * MERGE( 1.0_wp, 0.0_wp, &
	1856	BTEST( wall_flags_0(k,j,i), 0 ) &
	1857	)
[1875]	1858	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1859	ENDDO
	1860	ENDDO
	1861	ENDDO
	1862
	1863	!
	1864	!-- Calculate tendencies for the next Runge-Kutta step
	1865	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1866	IF ( intermediate_timestep_count == 1 ) THEN
	1867	DO i = nxl, nxr
	1868	DO j = nys, nyn
[2232]	1869	DO k = nzb+1, nzt
[1875]	1870	tq_m(k,j,i) = tend(k,j,i)
	1871	ENDDO
	1872	ENDDO
	1873	ENDDO
	1874	ELSEIF ( intermediate_timestep_count < &
	1875	intermediate_timestep_count_max ) THEN
	1876	DO i = nxl, nxr
	1877	DO j = nys, nyn
[2232]	1878	DO k = nzb+1, nzt
	1879	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1880	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1881	ENDDO
	1882	ENDDO
	1883	ENDDO
	1884	ENDIF
	1885	ENDIF
	1886
[1960]	1887	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1888
	1889	!
[2292]	1890	!-- If required, calculate prognostic equations for cloud water content
	1891	!-- and cloud drop concentration
[3274]	1892	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	1893
	1894	CALL cpu_log( log_point(67), 'qc-equation', 'start' )
	1895
	1896	!
	1897	!-- Calculate prognostic equation for cloud water content
	1898	sbt = tsc(2)
	1899	IF ( scalar_advec == 'bc-scheme' ) THEN
	1900
	1901	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1902	!
	1903	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1904	sbt = 1.0_wp
	1905	ENDIF
	1906	tend = 0.0_wp
	1907	CALL advec_s_bc( qc, 'qc' )
	1908
	1909	ENDIF
	1910
	1911	!
	1912	!-- qc-tendency terms with no communication
	1913	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1914	tend = 0.0_wp
	1915	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1916	IF ( ws_scheme_sca ) THEN
	1917	CALL advec_s_ws( qc, 'qc' )
	1918	ELSE
	1919	CALL advec_s_pw( qc )
	1920	ENDIF
	1921	ELSE
	1922	CALL advec_s_up( qc )
	1923	ENDIF
	1924	ENDIF
	1925
	1926	CALL diffusion_s( qc, &
	1927	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	1928	surf_def_h(2)%qcsws, &
	1929	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	1930	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	1931	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1932	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1933	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1934	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1935	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1936
	1937	!
	1938	!-- Prognostic equation for cloud water content
	1939	DO i = nxl, nxr
	1940	DO j = nys, nyn
	1941	DO k = nzb+1, nzt
	1942	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1943	tsc(3) * tqc_m(k,j,i) ) &
	1944	- tsc(5) * rdf_sc(k) * &
	1945	qc(k,j,i) &
	1946	) &
	1947	* MERGE( 1.0_wp, 0.0_wp, &
	1948	BTEST( wall_flags_0(k,j,i), 0 ) &
	1949	)
	1950	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1951	ENDDO
	1952	ENDDO
	1953	ENDDO
	1954
	1955	!
	1956	!-- Calculate tendencies for the next Runge-Kutta step
	1957	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1958	IF ( intermediate_timestep_count == 1 ) THEN
	1959	DO i = nxl, nxr
	1960	DO j = nys, nyn
	1961	DO k = nzb+1, nzt
	1962	tqc_m(k,j,i) = tend(k,j,i)
	1963	ENDDO
	1964	ENDDO
	1965	ENDDO
	1966	ELSEIF ( intermediate_timestep_count < &
	1967	intermediate_timestep_count_max ) THEN
	1968	DO i = nxl, nxr
	1969	DO j = nys, nyn
	1970	DO k = nzb+1, nzt
	1971	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1972	+ 5.3125_wp * tqc_m(k,j,i)
	1973	ENDDO
	1974	ENDDO
	1975	ENDDO
	1976	ENDIF
	1977	ENDIF
	1978
	1979	CALL cpu_log( log_point(67), 'qc-equation', 'stop' )
[3294]	1980
[2292]	1981	CALL cpu_log( log_point(68), 'nc-equation', 'start' )
	1982	!
	1983	!-- Calculate prognostic equation for cloud drop concentration
	1984	sbt = tsc(2)
	1985	IF ( scalar_advec == 'bc-scheme' ) THEN
	1986
	1987	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1988	!
	1989	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1990	sbt = 1.0_wp
	1991	ENDIF
	1992	tend = 0.0_wp
	1993	CALL advec_s_bc( nc, 'nc' )
	1994
	1995	ENDIF
	1996
	1997	!
	1998	!-- nc-tendency terms with no communication
	1999	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2000	tend = 0.0_wp
	2001	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2002	IF ( ws_scheme_sca ) THEN
	2003	CALL advec_s_ws( nc, 'nc' )
	2004	ELSE
	2005	CALL advec_s_pw( nc )
	2006	ENDIF
	2007	ELSE
	2008	CALL advec_s_up( nc )
	2009	ENDIF
	2010	ENDIF
	2011
	2012	CALL diffusion_s( nc, &
	2013	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	2014	surf_def_h(2)%ncsws, &
	2015	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	2016	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	2017	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	2018	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	2019	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	2020	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	2021	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	2022
	2023	!
	2024	!-- Prognostic equation for cloud drop concentration
	2025	DO i = nxl, nxr
	2026	DO j = nys, nyn
	2027	DO k = nzb+1, nzt
	2028	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2029	tsc(3) * tnc_m(k,j,i) ) &
	2030	- tsc(5) * rdf_sc(k) * &
	2031	nc(k,j,i) &
	2032	) &
	2033	* MERGE( 1.0_wp, 0.0_wp, &
	2034	BTEST( wall_flags_0(k,j,i), 0 ) &
	2035	)
	2036	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	2037	ENDDO
	2038	ENDDO
	2039	ENDDO
	2040
	2041	!
	2042	!-- Calculate tendencies for the next Runge-Kutta step
	2043	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2044	IF ( intermediate_timestep_count == 1 ) THEN
	2045	DO i = nxl, nxr
	2046	DO j = nys, nyn
	2047	DO k = nzb+1, nzt
	2048	tnc_m(k,j,i) = tend(k,j,i)
	2049	ENDDO
	2050	ENDDO
	2051	ENDDO
	2052	ELSEIF ( intermediate_timestep_count < &
	2053	intermediate_timestep_count_max ) THEN
	2054	DO i = nxl, nxr
	2055	DO j = nys, nyn
	2056	DO k = nzb+1, nzt
	2057	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2058	+ 5.3125_wp * tnc_m(k,j,i)
	2059	ENDDO
	2060	ENDDO
	2061	ENDDO
	2062	ENDIF
	2063	ENDIF
	2064
	2065	CALL cpu_log( log_point(68), 'nc-equation', 'stop' )
	2066
	2067	ENDIF
	2068	!
[2155]	2069	!-- If required, calculate prognostic equations for rain water content
[1875]	2070	!-- and rain drop concentration
[3274]	2071	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[1875]	2072
	2073	CALL cpu_log( log_point(52), 'qr-equation', 'start' )
	2074
	2075	!
	2076	!-- Calculate prognostic equation for rain water content
	2077	sbt = tsc(2)
	2078	IF ( scalar_advec == 'bc-scheme' ) THEN
	2079
	2080	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2081	!
	2082	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2083	sbt = 1.0_wp
	2084	ENDIF
	2085	tend = 0.0_wp
	2086	CALL advec_s_bc( qr, 'qr' )
	2087
	2088	ENDIF
	2089
	2090	!
	2091	!-- qr-tendency terms with no communication
	2092	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2093	tend = 0.0_wp
	2094	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2095	IF ( ws_scheme_sca ) THEN
	2096	CALL advec_s_ws( qr, 'qr' )
	2097	ELSE
	2098	CALL advec_s_pw( qr )
	2099	ENDIF
	2100	ELSE
	2101	CALL advec_s_up( qr )
	2102	ENDIF
	2103	ENDIF
	2104
[2232]	2105	CALL diffusion_s( qr, &
	2106	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	2107	surf_def_h(2)%qrsws, &
	2108	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	2109	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	2110	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	2111	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	2112	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	2113	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	2114	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	2115
	2116	!
	2117	!-- Prognostic equation for rain water content
	2118	DO i = nxl, nxr
	2119	DO j = nys, nyn
[2232]	2120	DO k = nzb+1, nzt
	2121	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2122	tsc(3) * tqr_m(k,j,i) ) &
	2123	- tsc(5) * rdf_sc(k) * &
	2124	qr(k,j,i) &
	2125	) &
	2126	* MERGE( 1.0_wp, 0.0_wp, &
	2127	BTEST( wall_flags_0(k,j,i), 0 ) &
	2128	)
[1875]	2129	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	2130	ENDDO
	2131	ENDDO
	2132	ENDDO
	2133
	2134	!
	2135	!-- Calculate tendencies for the next Runge-Kutta step
	2136	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2137	IF ( intermediate_timestep_count == 1 ) THEN
	2138	DO i = nxl, nxr
	2139	DO j = nys, nyn
[2232]	2140	DO k = nzb+1, nzt
[1875]	2141	tqr_m(k,j,i) = tend(k,j,i)
	2142	ENDDO
	2143	ENDDO
	2144	ENDDO
	2145	ELSEIF ( intermediate_timestep_count < &
	2146	intermediate_timestep_count_max ) THEN
	2147	DO i = nxl, nxr
	2148	DO j = nys, nyn
[2232]	2149	DO k = nzb+1, nzt
	2150	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2151	+ 5.3125_wp * tqr_m(k,j,i)
[1875]	2152	ENDDO
	2153	ENDDO
	2154	ENDDO
	2155	ENDIF
	2156	ENDIF
	2157
	2158	CALL cpu_log( log_point(52), 'qr-equation', 'stop' )
	2159	CALL cpu_log( log_point(53), 'nr-equation', 'start' )
	2160
	2161	!
	2162	!-- Calculate prognostic equation for rain drop concentration
	2163	sbt = tsc(2)
	2164	IF ( scalar_advec == 'bc-scheme' ) THEN
	2165
	2166	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2167	!
	2168	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2169	sbt = 1.0_wp
	2170	ENDIF
	2171	tend = 0.0_wp
	2172	CALL advec_s_bc( nr, 'nr' )
	2173
	2174	ENDIF
	2175
	2176	!
	2177	!-- nr-tendency terms with no communication
	2178	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2179	tend = 0.0_wp
	2180	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2181	IF ( ws_scheme_sca ) THEN
	2182	CALL advec_s_ws( nr, 'nr' )
	2183	ELSE
	2184	CALL advec_s_pw( nr )
	2185	ENDIF
	2186	ELSE
	2187	CALL advec_s_up( nr )
	2188	ENDIF
	2189	ENDIF
	2190
[2232]	2191	CALL diffusion_s( nr, &
	2192	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	2193	surf_def_h(2)%nrsws, &
	2194	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	2195	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	2196	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	2197	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	2198	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	2199	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	2200	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	2201
	2202	!
	2203	!-- Prognostic equation for rain drop concentration
	2204	DO i = nxl, nxr
	2205	DO j = nys, nyn
[2232]	2206	DO k = nzb+1, nzt
	2207	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2208	tsc(3) * tnr_m(k,j,i) ) &
	2209	- tsc(5) * rdf_sc(k) * &
	2210	nr(k,j,i) &
	2211	) &
	2212	* MERGE( 1.0_wp, 0.0_wp, &
	2213	BTEST( wall_flags_0(k,j,i), 0 ) &
	2214	)
[1875]	2215	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	2216	ENDDO
	2217	ENDDO
	2218	ENDDO
	2219
	2220	!
	2221	!-- Calculate tendencies for the next Runge-Kutta step
	2222	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2223	IF ( intermediate_timestep_count == 1 ) THEN
	2224	DO i = nxl, nxr
	2225	DO j = nys, nyn
[2232]	2226	DO k = nzb+1, nzt
[1875]	2227	tnr_m(k,j,i) = tend(k,j,i)
	2228	ENDDO
	2229	ENDDO
	2230	ENDDO
	2231	ELSEIF ( intermediate_timestep_count < &
	2232	intermediate_timestep_count_max ) THEN
	2233	DO i = nxl, nxr
	2234	DO j = nys, nyn
[2232]	2235	DO k = nzb+1, nzt
	2236	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2237	+ 5.3125_wp * tnr_m(k,j,i)
[1875]	2238	ENDDO
	2239	ENDDO
	2240	ENDDO
	2241	ENDIF
	2242	ENDIF
	2243
	2244	CALL cpu_log( log_point(53), 'nr-equation', 'stop' )
	2245
	2246	ENDIF
	2247
	2248	ENDIF
[1960]	2249	!
	2250	!-- If required, compute prognostic equation for scalar
	2251	IF ( passive_scalar ) THEN
[1875]	2252
[1960]	2253	CALL cpu_log( log_point(66), 's-equation', 'start' )
	2254
[1875]	2255	!
[1960]	2256	!-- Scalar/q-tendency terms with communication
	2257	sbt = tsc(2)
	2258	IF ( scalar_advec == 'bc-scheme' ) THEN
	2259
	2260	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2261	!
	2262	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2263	sbt = 1.0_wp
	2264	ENDIF
	2265	tend = 0.0_wp
	2266	CALL advec_s_bc( s, 's' )
	2267
	2268	ENDIF
	2269
	2270	!
	2271	!-- Scalar/q-tendency terms with no communication
	2272	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2273	tend = 0.0_wp
	2274	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2275	IF ( ws_scheme_sca ) THEN
	2276	CALL advec_s_ws( s, 's' )
	2277	ELSE
	2278	CALL advec_s_pw( s )
	2279	ENDIF
	2280	ELSE
	2281	CALL advec_s_up( s )
	2282	ENDIF
	2283	ENDIF
	2284
[2232]	2285	CALL diffusion_s( s, &
	2286	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	2287	surf_def_h(2)%ssws, &
	2288	surf_lsm_h%ssws, surf_usm_h%ssws, &
	2289	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	2290	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	2291	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	2292	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	2293	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	2294	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	2295
[1960]	2296	!
	2297	!-- Sink or source of humidity due to canopy elements
	2298	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	2299
	2300	!
	2301	!-- Large scale advection. Not implemented for scalars so far.
	2302	! IF ( large_scale_forcing ) THEN
	2303	! CALL ls_advec( simulated_time, 'q' )
	2304	! ENDIF
	2305
	2306	!
	2307	!-- Nudging. Not implemented for scalars so far.
[2155]	2308	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	2309
	2310	!
	2311	!-- If required compute influence of large-scale subsidence/ascent.
	2312	!-- Not implemented for scalars so far.
	2313	IF ( large_scale_subsidence .AND. &
	2314	.NOT. use_subsidence_tendencies .AND. &
	2315	.NOT. large_scale_forcing ) THEN
	2316	CALL subsidence( tend, s, s_init, 3 )
	2317	ENDIF
	2318
	2319	CALL user_actions( 's-tendency' )
	2320
	2321	!
	2322	!-- Prognostic equation for total water content
	2323	DO i = nxl, nxr
	2324	DO j = nys, nyn
[2232]	2325	DO k = nzb+1, nzt
	2326	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2327	tsc(3) * ts_m(k,j,i) ) &
	2328	- tsc(5) * rdf_sc(k) * &
	2329	( s(k,j,i) - s_init(k) ) &
	2330	) &
	2331	* MERGE( 1.0_wp, 0.0_wp, &
	2332	BTEST( wall_flags_0(k,j,i), 0 ) &
	2333	)
[1960]	2334	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	2335	ENDDO
	2336	ENDDO
	2337	ENDDO
	2338
	2339	!
	2340	!-- Calculate tendencies for the next Runge-Kutta step
	2341	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2342	IF ( intermediate_timestep_count == 1 ) THEN
	2343	DO i = nxl, nxr
	2344	DO j = nys, nyn
[2232]	2345	DO k = nzb+1, nzt
[1960]	2346	ts_m(k,j,i) = tend(k,j,i)
	2347	ENDDO
	2348	ENDDO
	2349	ENDDO
	2350	ELSEIF ( intermediate_timestep_count < &
	2351	intermediate_timestep_count_max ) THEN
	2352	DO i = nxl, nxr
	2353	DO j = nys, nyn
[2232]	2354	DO k = nzb+1, nzt
	2355	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2356	+ 5.3125_wp * ts_m(k,j,i)
[1960]	2357	ENDDO
	2358	ENDDO
	2359	ENDDO
	2360	ENDIF
	2361	ENDIF
	2362
	2363	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	2364
	2365	ENDIF
[1875]	2366
[3294]	2367	!
	2368	!-- Calculate prognostic equations for turbulence closure
[3386]	2369	CALL tcm_prognostic_equations()
[1875]	2370
[2815]	2371	!
[3294]	2372	!-- Calculate prognostic equation for chemical quantites
[2815]	2373	IF ( air_chemistry ) THEN
	2374	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
	2375	!
	2376	!-- Loop over chemical species
	2377	DO lsp = 1, nvar
[3294]	2378	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
	2379	chem_species(lsp)%conc, &
	2380	chem_species(lsp)%tconc_m, &
	2381	chem_species(lsp)%conc_pr_init, &
	2382	lsp )
[2815]	2383	ENDDO
[1875]	2384
[2815]	2385	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	2386	ENDIF ! Chemicals equations
	2387
[3294]	2388	!
	2389	!-- Calculate prognostic equations for the ocean
	2390	IF ( ocean_mode ) CALL ocean_prognostic_equations()
[2815]	2391
[1875]	2392	END SUBROUTINE prognostic_equations_vector
	2393
	2394
	2395	END MODULE prognostic_equations_mod

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