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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 3352

Last change on this file since 3352 was 3337, checked in by kanani, 6 years ago
reintegrate branch resler to trunk
Property svn:keywords set to `Id`
File size: 91.9 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 3337 2018-10-12 15:17:09Z knoop $
[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	! 1496 2014-12-02 17:25:50Z maronga
	159	! Renamed "radiation" -> "cloud_top_radiation"
[2155]	160	!
[1875]	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
	343	USE calc_radiation_mod, &
	344	ONLY: calc_radiation
	345
[2696]	346	USE chemistry_model_mod, &
[3298]	347	ONLY: chem_integrate, chem_species, chem_prognostic_equations, &
	348	nspec, nvar, spc_names, chem_boundary_conds
[2696]	349
[3294]	350	USE chem_modules, &
	351	ONLY: call_chem_at_all_substeps, chem_gasphase_on
	352
[2696]	353	USE chem_photolysis_mod, &
	354	ONLY: photolysis_control
	355
[3298]	356	USE chem_modules, &
	357	ONLY: call_chem_at_all_substeps, chem_gasphase_on, cs_name
	358
[1875]	359	USE control_parameters, &
[3274]	360	ONLY: air_chemistry, &
	361	cloud_top_radiation, constant_diffusion, &
[2696]	362	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
[3182]	363	humidity, intermediate_timestep_count, &
[1875]	364	intermediate_timestep_count_max, large_scale_forcing, &
[3274]	365	large_scale_subsidence, &
	366	neutral, nudging, &
[3294]	367	ocean_mode, passive_scalar, plant_canopy, pt_reference, &
[1875]	368	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	369	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	370	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3014]	371	ws_scheme_sca, urban_surface, land_surface
[1875]	372
[3294]	373	USE coriolis_mod, &
	374	ONLY: coriolis
	375
[1875]	376	USE cpulog, &
[2696]	377	ONLY: cpu_log, log_point, log_point_s
[1875]	378
	379	USE diffusion_s_mod, &
[2118]	380	ONLY: diffusion_s
[1875]	381
	382	USE diffusion_u_mod, &
[2118]	383	ONLY: diffusion_u
[1875]	384
	385	USE diffusion_v_mod, &
[2118]	386	ONLY: diffusion_v
[1875]	387
	388	USE diffusion_w_mod, &
[2118]	389	ONLY: diffusion_w
[1875]	390
[3294]	391	USE indices, &
	392	ONLY: nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
	393	nzb, nzt, wall_flags_0
	394
[1875]	395	USE kinds
	396
[2320]	397	USE lsf_nudging_mod, &
	398	ONLY: ls_advec, nudge
[1875]	399
[3294]	400	USE ocean_mod, &
[3302]	401	ONLY: ocean_prognostic_equations, stokes_drift_terms, stokes_force, &
	402	wave_breaking, wave_breaking_term
[3294]	403
[1875]	404	USE plant_canopy_model_mod, &
[2746]	405	ONLY: cthf, pcm_tendency
[1875]	406
	407	USE radiation_model_mod, &
[1976]	408	ONLY: radiation, radiation_tendency, &
[1875]	409	skip_time_do_radiation
	410
	411	USE statistics, &
	412	ONLY: hom
	413
	414	USE subsidence_mod, &
	415	ONLY: subsidence
	416
[3294]	417	USE surface_mod, &
	418	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	419	surf_usm_v
	420
[2696]	421	USE turbulence_closure_mod, &
	422	ONLY: tcm_prognostic
	423
[1875]	424	USE user_actions_mod, &
	425	ONLY: user_actions
	426
[1914]	427	USE wind_turbine_model_mod, &
[2563]	428	ONLY: wtm_tendencies
[1875]	429
[1914]	430
[1875]	431	PRIVATE
[2118]	432	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	433
	434	INTERFACE prognostic_equations_cache
	435	MODULE PROCEDURE prognostic_equations_cache
	436	END INTERFACE prognostic_equations_cache
	437
	438	INTERFACE prognostic_equations_vector
	439	MODULE PROCEDURE prognostic_equations_vector
	440	END INTERFACE prognostic_equations_vector
	441
	442
	443	CONTAINS
	444
	445
	446	!------------------------------------------------------------------------------!
	447	! Description:
	448	! ------------
	449	!> Version with one optimized loop over all equations. It is only allowed to
	450	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	451	!>
	452	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	453	!> so communication between CPUs is not allowed (does not make sense) within
	454	!> these loops.
	455	!>
	456	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	457	!------------------------------------------------------------------------------!
[2155]	458
[1875]	459	SUBROUTINE prognostic_equations_cache
	460
	461
	462	IMPLICIT NONE
	463
	464	INTEGER(iwp) :: i !<
	465	INTEGER(iwp) :: i_omp_start !<
	466	INTEGER(iwp) :: j !<
	467	INTEGER(iwp) :: k !<
[3241]	468	!$ INTEGER(iwp) :: omp_get_thread_num !<
[1875]	469	INTEGER(iwp) :: tn = 0 !<
[2155]	470
[1875]	471	LOGICAL :: loop_start !<
[3298]	472	INTEGER(iwp) :: n
	473	INTEGER(iwp) :: lsp
	474	INTEGER(iwp) :: lsp_usr !< lsp running index for chem spcs
[1875]	475
	476
	477	!
	478	!-- Time measurement can only be performed for the whole set of equations
	479	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	480
	481	!
[2696]	482	!-- Calculation of chemical reactions. This is done outside of main loop,
	483	!-- since exchange of ghost points is required after this update of the
	484	!-- concentrations of chemical species
	485	IF ( air_chemistry ) THEN
[3298]	486	lsp_usr = 1
[2696]	487	!
	488	!-- Chemical reactions
	489	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'start' )
	490
	491	IF ( chem_gasphase_on ) THEN
[3337]	492	!
	493	!-- If required, calculate photolysis frequencies -
	494	!-- UNFINISHED: Why not before the intermediate timestep loop?
	495	IF ( intermediate_timestep_count == 1 ) THEN
	496	CALL photolysis_control
	497	ENDIF
[2696]	498	DO i = nxl, nxr
	499	DO j = nys, nyn
	500
	501	IF ( intermediate_timestep_count == 1 .OR. &
	502	call_chem_at_all_substeps ) THEN
	503	CALL chem_integrate (i,j)
	504	ENDIF
	505	ENDDO
	506	ENDDO
	507	ENDIF
	508	!
	509	!-- Loop over chemical species
	510	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'start' )
[3298]	511	DO lsp = 1, nspec
	512	CALL exchange_horiz( chem_species(lsp)%conc, nbgp )
	513	lsp_usr = 1
	514	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	515	IF ( TRIM(chem_species(lsp)%name) == TRIM(cs_name(lsp_usr)) ) THEN
	516
	517	CALL chem_boundary_conds( chem_species(lsp)%conc_p, &
	518	chem_species(lsp)%conc_pr_init )
	519
	520	ENDIF
	521	lsp_usr = lsp_usr +1
	522	ENDDO
	523
[2696]	524	ENDDO
	525	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'stop' )
	526
	527	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'stop' )
	528
	529	ENDIF
	530
	531	!
[2155]	532	!-- If required, calculate cloud microphysics
[3274]	533	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[2155]	534	( intermediate_timestep_count == 1 .OR. &
[2192]	535	call_microphysics_at_all_substeps ) ) &
	536	THEN
[2261]	537	!$OMP PARALLEL PRIVATE (i,j)
[2192]	538	!$OMP DO
[2155]	539	DO i = nxlg, nxrg
	540	DO j = nysg, nyng
[3274]	541	CALL bcm_actions( i, j )
[2192]	542	ENDDO
	543	ENDDO
	544	!$OMP END PARALLEL
[2155]	545	ENDIF
	546
[2192]	547	!
	548	!-- Loop over all prognostic equations
[2261]	549	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn)
[2192]	550
	551	!$ tn = omp_get_thread_num()
	552	loop_start = .TRUE.
	553
	554	!$OMP DO
[1875]	555	DO i = nxl, nxr
	556
	557	!
	558	!-- Store the first loop index. It differs for each thread and is required
	559	!-- later in advec_ws
	560	IF ( loop_start ) THEN
	561	loop_start = .FALSE.
[2155]	562	i_omp_start = i
[1875]	563	ENDIF
	564
	565	DO j = nys, nyn
	566	!
[3022]	567	!-- Tendency terms for u-velocity component. Please note, in case of
	568	!-- non-cyclic boundary conditions the grid point i=0 is excluded from
	569	!-- the prognostic equations for the u-component.
	570	IF ( i >= nxlu ) THEN
[1875]	571
	572	tend(:,j,i) = 0.0_wp
	573	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	574	IF ( ws_scheme_mom ) THEN
	575	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	576	ELSE
[1875]	577	CALL advec_u_pw( i, j )
[2155]	578	ENDIF
[1875]	579	ELSE
	580	CALL advec_u_up( i, j )
	581	ENDIF
	582	CALL diffusion_u( i, j )
	583	CALL coriolis( i, j, 1 )
	584	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	585	CALL buoyancy( i, j, pt, 1 )
	586	ENDIF
	587
	588	!
	589	!-- Drag by plant canopy
	590	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	591
	592	!
	593	!-- External pressure gradient
	594	IF ( dp_external ) THEN
	595	DO k = dp_level_ind_b+1, nzt
	596	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	597	ENDDO
	598	ENDIF
	599
	600	!
	601	!-- Nudging
	602	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	603
[1914]	604	!
[3302]	605	!-- Effect of Stokes drift (in ocean mode only)
	606	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 1 )
	607
	608	!
[1914]	609	!-- Forces by wind turbines
	610	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 1 )
	611
[1875]	612	CALL user_actions( i, j, 'u-tendency' )
	613	!
	614	!-- Prognostic equation for u-velocity component
[2232]	615	DO k = nzb+1, nzt
	616
	617	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	618	( tsc(2) * tend(k,j,i) + &
	619	tsc(3) * tu_m(k,j,i) ) &
	620	- tsc(5) * rdf(k) &
	621	* ( u(k,j,i) - u_init(k) ) &
	622	) * MERGE( 1.0_wp, 0.0_wp, &
	623	BTEST( wall_flags_0(k,j,i), 1 )&
	624	)
[1875]	625	ENDDO
	626
	627	!
[3302]	628	!-- Add turbulence generated by wave breaking (in ocean mode only)
	629	IF ( wave_breaking .AND. &
	630	intermediate_timestep_count == intermediate_timestep_count_max )&
	631	THEN
	632	CALL wave_breaking_term( i, j, 1 )
	633	ENDIF
	634
	635	!
[1875]	636	!-- Calculate tendencies for the next Runge-Kutta step
	637	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	638	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	639	DO k = nzb+1, nzt
[1875]	640	tu_m(k,j,i) = tend(k,j,i)
	641	ENDDO
	642	ELSEIF ( intermediate_timestep_count < &
	643	intermediate_timestep_count_max ) THEN
[2232]	644	DO k = nzb+1, nzt
	645	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	646	+ 5.3125_wp * tu_m(k,j,i)
[1875]	647	ENDDO
	648	ENDIF
	649	ENDIF
	650
	651	ENDIF
	652	!
[3022]	653	!-- Tendency terms for v-velocity component. Please note, in case of
	654	!-- non-cyclic boundary conditions the grid point j=0 is excluded from
	655	!-- the prognostic equations for the v-component. !--
	656	IF ( j >= nysv ) THEN
[1875]	657
	658	tend(:,j,i) = 0.0_wp
	659	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	660	IF ( ws_scheme_mom ) THEN
	661	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	662	ELSE
[1875]	663	CALL advec_v_pw( i, j )
	664	ENDIF
	665	ELSE
	666	CALL advec_v_up( i, j )
	667	ENDIF
	668	CALL diffusion_v( i, j )
	669	CALL coriolis( i, j, 2 )
	670
	671	!
	672	!-- Drag by plant canopy
[2155]	673	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	674
	675	!
	676	!-- External pressure gradient
	677	IF ( dp_external ) THEN
	678	DO k = dp_level_ind_b+1, nzt
	679	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	680	ENDDO
	681	ENDIF
	682
	683	!
	684	!-- Nudging
	685	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	686
[1914]	687	!
[3302]	688	!-- Effect of Stokes drift (in ocean mode only)
	689	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 2 )
	690
	691	!
[1914]	692	!-- Forces by wind turbines
	693	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 2 )
	694
[1875]	695	CALL user_actions( i, j, 'v-tendency' )
	696	!
	697	!-- Prognostic equation for v-velocity component
[2232]	698	DO k = nzb+1, nzt
	699	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	700	( tsc(2) * tend(k,j,i) + &
	701	tsc(3) * tv_m(k,j,i) ) &
	702	- tsc(5) * rdf(k) &
	703	* ( v(k,j,i) - v_init(k) )&
	704	) * MERGE( 1.0_wp, 0.0_wp, &
	705	BTEST( wall_flags_0(k,j,i), 2 )&
	706	)
[1875]	707	ENDDO
	708
	709	!
[3302]	710	!-- Add turbulence generated by wave breaking (in ocean mode only)
	711	IF ( wave_breaking .AND. &
	712	intermediate_timestep_count == intermediate_timestep_count_max )&
	713	THEN
	714	CALL wave_breaking_term( i, j, 2 )
	715	ENDIF
	716
	717	!
[1875]	718	!-- Calculate tendencies for the next Runge-Kutta step
	719	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	720	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	721	DO k = nzb+1, nzt
[1875]	722	tv_m(k,j,i) = tend(k,j,i)
	723	ENDDO
	724	ELSEIF ( intermediate_timestep_count < &
	725	intermediate_timestep_count_max ) THEN
[2232]	726	DO k = nzb+1, nzt
	727	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	728	+ 5.3125_wp * tv_m(k,j,i)
[1875]	729	ENDDO
	730	ENDIF
	731	ENDIF
	732
	733	ENDIF
	734
	735	!
	736	!-- Tendency terms for w-velocity component
	737	tend(:,j,i) = 0.0_wp
	738	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	739	IF ( ws_scheme_mom ) THEN
	740	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	741	ELSE
[1875]	742	CALL advec_w_pw( i, j )
	743	END IF
	744	ELSE
	745	CALL advec_w_up( i, j )
	746	ENDIF
	747	CALL diffusion_w( i, j )
	748	CALL coriolis( i, j, 3 )
	749
	750	IF ( .NOT. neutral ) THEN
[3294]	751	IF ( ocean_mode ) THEN
[2031]	752	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	753	ELSE
	754	IF ( .NOT. humidity ) THEN
	755	CALL buoyancy( i, j, pt, 3 )
	756	ELSE
	757	CALL buoyancy( i, j, vpt, 3 )
	758	ENDIF
	759	ENDIF
	760	ENDIF
	761
	762	!
	763	!-- Drag by plant canopy
	764	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	765
[1914]	766	!
[3302]	767	!-- Effect of Stokes drift (in ocean mode only)
	768	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 3 )
	769
	770	!
[1914]	771	!-- Forces by wind turbines
	772	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 3 )
	773
[1875]	774	CALL user_actions( i, j, 'w-tendency' )
	775	!
	776	!-- Prognostic equation for w-velocity component
[2232]	777	DO k = nzb+1, nzt-1
	778	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	779	( tsc(2) * tend(k,j,i) + &
[1875]	780	tsc(3) * tw_m(k,j,i) ) &
[2232]	781	- tsc(5) * rdf(k) * w(k,j,i) &
	782	) * MERGE( 1.0_wp, 0.0_wp, &
	783	BTEST( wall_flags_0(k,j,i), 3 )&
	784	)
[1875]	785	ENDDO
	786
	787	!
	788	!-- Calculate tendencies for the next Runge-Kutta step
	789	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	790	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	791	DO k = nzb+1, nzt-1
[1875]	792	tw_m(k,j,i) = tend(k,j,i)
	793	ENDDO
	794	ELSEIF ( intermediate_timestep_count < &
	795	intermediate_timestep_count_max ) THEN
[2232]	796	DO k = nzb+1, nzt-1
	797	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	798	+ 5.3125_wp * tw_m(k,j,i)
[1875]	799	ENDDO
	800	ENDIF
	801	ENDIF
	802
	803	!
	804	!-- If required, compute prognostic equation for potential temperature
	805	IF ( .NOT. neutral ) THEN
	806	!
	807	!-- Tendency terms for potential temperature
	808	tend(:,j,i) = 0.0_wp
	809	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	810	IF ( ws_scheme_sca ) THEN
[2232]	811	CALL advec_s_ws( i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
[1875]	812	flux_l_pt, diss_l_pt, i_omp_start, tn )
	813	ELSE
	814	CALL advec_s_pw( i, j, pt )
	815	ENDIF
	816	ELSE
	817	CALL advec_s_up( i, j, pt )
	818	ENDIF
[2232]	819	CALL diffusion_s( i, j, pt, &
	820	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	821	surf_def_h(2)%shf, &
	822	surf_lsm_h%shf, surf_usm_h%shf, &
	823	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	824	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	825	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	826	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	827	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	828	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	829	!
	830	!-- If required compute heating/cooling due to long wave radiation
	831	!-- processes
	832	IF ( cloud_top_radiation ) THEN
	833	CALL calc_radiation( i, j )
	834	ENDIF
	835
	836	!
	837	!-- Consideration of heat sources within the plant canopy
[3014]	838	IF ( plant_canopy .AND. &
	839	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	840	CALL pcm_tendency( i, j, 4 )
	841	ENDIF
	842
	843	!
	844	!-- Large scale advection
	845	IF ( large_scale_forcing ) THEN
	846	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	847	ENDIF
[1875]	848
	849	!
	850	!-- Nudging
[2155]	851	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	852
	853	!
	854	!-- If required, compute effect of large-scale subsidence/ascent
	855	IF ( large_scale_subsidence .AND. &
	856	.NOT. use_subsidence_tendencies ) THEN
	857	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	858	ENDIF
	859
	860	!
	861	!-- If required, add tendency due to radiative heating/cooling
[1976]	862	IF ( radiation .AND. &
[1875]	863	simulated_time > skip_time_do_radiation ) THEN
	864	CALL radiation_tendency ( i, j, tend )
	865	ENDIF
	866
	867
	868	CALL user_actions( i, j, 'pt-tendency' )
	869	!
	870	!-- Prognostic equation for potential temperature
[2232]	871	DO k = nzb+1, nzt
	872	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	873	( tsc(2) * tend(k,j,i) + &
[1875]	874	tsc(3) * tpt_m(k,j,i) ) &
[2232]	875	- tsc(5) &
	876	* ( pt(k,j,i) - pt_init(k) ) &
	877	* ( rdf_sc(k) + ptdf_x(i) &
	878	+ ptdf_y(j) ) &
	879	) &
	880	* MERGE( 1.0_wp, 0.0_wp, &
	881	BTEST( wall_flags_0(k,j,i), 0 )&
	882	)
[1875]	883	ENDDO
	884
	885	!
	886	!-- Calculate tendencies for the next Runge-Kutta step
	887	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	888	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	889	DO k = nzb+1, nzt
[1875]	890	tpt_m(k,j,i) = tend(k,j,i)
	891	ENDDO
	892	ELSEIF ( intermediate_timestep_count < &
	893	intermediate_timestep_count_max ) THEN
[2232]	894	DO k = nzb+1, nzt
	895	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	896	5.3125_wp * tpt_m(k,j,i)
[1875]	897	ENDDO
	898	ENDIF
	899	ENDIF
	900
	901	ENDIF
	902
	903	!
[1960]	904	!-- If required, compute prognostic equation for total water content
	905	IF ( humidity ) THEN
[1875]	906
	907	!
	908	!-- Tendency-terms for total water content / scalar
	909	tend(:,j,i) = 0.0_wp
	910	IF ( timestep_scheme(1:5) == 'runge' ) &
	911	THEN
	912	IF ( ws_scheme_sca ) THEN
[2155]	913	CALL advec_s_ws( i, j, q, 'q', flux_s_q, &
[1875]	914	diss_s_q, flux_l_q, diss_l_q, i_omp_start, tn )
[2155]	915	ELSE
[1875]	916	CALL advec_s_pw( i, j, q )
	917	ENDIF
	918	ELSE
	919	CALL advec_s_up( i, j, q )
	920	ENDIF
[2232]	921	CALL diffusion_s( i, j, q, &
	922	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	923	surf_def_h(2)%qsws, &
	924	surf_lsm_h%qsws, surf_usm_h%qsws, &
	925	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	926	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	927	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	928	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	929	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	930	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	931
	932	!
[1960]	933	!-- Sink or source of humidity due to canopy elements
[1875]	934	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	935
	936	!
	937	!-- Large scale advection
	938	IF ( large_scale_forcing ) THEN
	939	CALL ls_advec( i, j, simulated_time, 'q' )
	940	ENDIF
	941
	942	!
	943	!-- Nudging
[2155]	944	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	945
	946	!
	947	!-- If required compute influence of large-scale subsidence/ascent
	948	IF ( large_scale_subsidence .AND. &
	949	.NOT. use_subsidence_tendencies ) THEN
	950	CALL subsidence( i, j, tend, q, q_init, 3 )
	951	ENDIF
	952
	953	CALL user_actions( i, j, 'q-tendency' )
	954
	955	!
	956	!-- Prognostic equation for total water content / scalar
[2232]	957	DO k = nzb+1, nzt
	958	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	959	( tsc(2) * tend(k,j,i) + &
[1875]	960	tsc(3) * tq_m(k,j,i) ) &
[2232]	961	- tsc(5) * rdf_sc(k) * &
	962	( q(k,j,i) - q_init(k) ) &
	963	) &
	964	* MERGE( 1.0_wp, 0.0_wp, &
	965	BTEST( wall_flags_0(k,j,i), 0 )&
	966	)
[1875]	967	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	968	ENDDO
	969
	970	!
	971	!-- Calculate tendencies for the next Runge-Kutta step
	972	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	973	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	974	DO k = nzb+1, nzt
[1875]	975	tq_m(k,j,i) = tend(k,j,i)
	976	ENDDO
	977	ELSEIF ( intermediate_timestep_count < &
	978	intermediate_timestep_count_max ) THEN
[2232]	979	DO k = nzb+1, nzt
	980	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	981	5.3125_wp * tq_m(k,j,i)
[1875]	982	ENDDO
	983	ENDIF
	984	ENDIF
	985
	986	!
[2292]	987	!-- If required, calculate prognostic equations for cloud water content
	988	!-- and cloud drop concentration
[3274]	989	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	990	!
	991	!-- Calculate prognostic equation for cloud water content
	992	tend(:,j,i) = 0.0_wp
	993	IF ( timestep_scheme(1:5) == 'runge' ) &
	994	THEN
	995	IF ( ws_scheme_sca ) THEN
	996	CALL advec_s_ws( i, j, qc, 'qc', flux_s_qc, &
	997	diss_s_qc, flux_l_qc, diss_l_qc, &
	998	i_omp_start, tn )
	999	ELSE
	1000	CALL advec_s_pw( i, j, qc )
	1001	ENDIF
	1002	ELSE
	1003	CALL advec_s_up( i, j, qc )
	1004	ENDIF
	1005	CALL diffusion_s( i, j, qc, &
	1006	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	1007	surf_def_h(2)%qcsws, &
	1008	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	1009	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	1010	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1011	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1012	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1013	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1014	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1015
	1016	!
	1017	!-- Prognostic equation for cloud water content
	1018	DO k = nzb+1, nzt
	1019	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * &
	1020	( tsc(2) * tend(k,j,i) + &
	1021	tsc(3) * tqc_m(k,j,i) )&
	1022	- tsc(5) * rdf_sc(k) &
	1023	* qc(k,j,i) &
	1024	) &
	1025	* MERGE( 1.0_wp, 0.0_wp, &
	1026	BTEST( wall_flags_0(k,j,i), 0 )&
	1027	)
	1028	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1029	ENDDO
	1030	!
	1031	!-- Calculate tendencies for the next Runge-Kutta step
	1032	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1033	IF ( intermediate_timestep_count == 1 ) THEN
	1034	DO k = nzb+1, nzt
	1035	tqc_m(k,j,i) = tend(k,j,i)
	1036	ENDDO
	1037	ELSEIF ( intermediate_timestep_count < &
	1038	intermediate_timestep_count_max ) THEN
	1039	DO k = nzb+1, nzt
	1040	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1041	5.3125_wp * tqc_m(k,j,i)
	1042	ENDDO
	1043	ENDIF
	1044	ENDIF
	1045
	1046	!
	1047	!-- Calculate prognostic equation for cloud drop concentration.
	1048	tend(:,j,i) = 0.0_wp
	1049	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1050	IF ( ws_scheme_sca ) THEN
	1051	CALL advec_s_ws( i, j, nc, 'nc', flux_s_nc, &
	1052	diss_s_nc, flux_l_nc, diss_l_nc, &
	1053	i_omp_start, tn )
	1054	ELSE
	1055	CALL advec_s_pw( i, j, nc )
	1056	ENDIF
	1057	ELSE
	1058	CALL advec_s_up( i, j, nc )
	1059	ENDIF
	1060	CALL diffusion_s( i, j, nc, &
	1061	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	1062	surf_def_h(2)%ncsws, &
	1063	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	1064	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	1065	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	1066	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	1067	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	1068	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	1069	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	1070
	1071	!
	1072	!-- Prognostic equation for cloud drop concentration
	1073	DO k = nzb+1, nzt
	1074	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * &
	1075	( tsc(2) * tend(k,j,i) + &
	1076	tsc(3) * tnc_m(k,j,i) )&
	1077	- tsc(5) * rdf_sc(k) &
	1078	* nc(k,j,i) &
	1079	) &
	1080	* MERGE( 1.0_wp, 0.0_wp, &
	1081	BTEST( wall_flags_0(k,j,i), 0 )&
	1082	)
	1083	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	1084	ENDDO
	1085	!
	1086	!-- Calculate tendencies for the next Runge-Kutta step
	1087	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1088	IF ( intermediate_timestep_count == 1 ) THEN
	1089	DO k = nzb+1, nzt
	1090	tnc_m(k,j,i) = tend(k,j,i)
	1091	ENDDO
	1092	ELSEIF ( intermediate_timestep_count < &
	1093	intermediate_timestep_count_max ) THEN
	1094	DO k = nzb+1, nzt
	1095	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1096	5.3125_wp * tnc_m(k,j,i)
	1097	ENDDO
	1098	ENDIF
	1099	ENDIF
	1100
	1101	ENDIF
	1102	!
[2155]	1103	!-- If required, calculate prognostic equations for rain water content
[1875]	1104	!-- and rain drop concentration
[3274]	1105	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[1875]	1106	!
	1107	!-- Calculate prognostic equation for rain water content
	1108	tend(:,j,i) = 0.0_wp
	1109	IF ( timestep_scheme(1:5) == 'runge' ) &
	1110	THEN
	1111	IF ( ws_scheme_sca ) THEN
[2155]	1112	CALL advec_s_ws( i, j, qr, 'qr', flux_s_qr, &
[1875]	1113	diss_s_qr, flux_l_qr, diss_l_qr, &
	1114	i_omp_start, tn )
[2155]	1115	ELSE
[1875]	1116	CALL advec_s_pw( i, j, qr )
	1117	ENDIF
	1118	ELSE
	1119	CALL advec_s_up( i, j, qr )
	1120	ENDIF
[2232]	1121	CALL diffusion_s( i, j, qr, &
	1122	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	1123	surf_def_h(2)%qrsws, &
	1124	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	1125	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	1126	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	1127	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	1128	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	1129	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	1130	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	1131
	1132	!
	1133	!-- Prognostic equation for rain water content
[2232]	1134	DO k = nzb+1, nzt
	1135	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * &
	1136	( tsc(2) * tend(k,j,i) + &
	1137	tsc(3) * tqr_m(k,j,i) )&
	1138	- tsc(5) * rdf_sc(k) &
	1139	* qr(k,j,i) &
	1140	) &
	1141	* MERGE( 1.0_wp, 0.0_wp, &
	1142	BTEST( wall_flags_0(k,j,i), 0 )&
	1143	)
[1875]	1144	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	1145	ENDDO
	1146	!
	1147	!-- Calculate tendencies for the next Runge-Kutta step
	1148	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1149	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1150	DO k = nzb+1, nzt
[1875]	1151	tqr_m(k,j,i) = tend(k,j,i)
	1152	ENDDO
	1153	ELSEIF ( intermediate_timestep_count < &
	1154	intermediate_timestep_count_max ) THEN
[2232]	1155	DO k = nzb+1, nzt
	1156	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1157	5.3125_wp * tqr_m(k,j,i)
[1875]	1158	ENDDO
	1159	ENDIF
	1160	ENDIF
	1161
	1162	!
	1163	!-- Calculate prognostic equation for rain drop concentration.
	1164	tend(:,j,i) = 0.0_wp
	1165	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1166	IF ( ws_scheme_sca ) THEN
[2155]	1167	CALL advec_s_ws( i, j, nr, 'nr', flux_s_nr, &
[1875]	1168	diss_s_nr, flux_l_nr, diss_l_nr, &
	1169	i_omp_start, tn )
[2155]	1170	ELSE
[1875]	1171	CALL advec_s_pw( i, j, nr )
	1172	ENDIF
	1173	ELSE
	1174	CALL advec_s_up( i, j, nr )
	1175	ENDIF
[2232]	1176	CALL diffusion_s( i, j, nr, &
	1177	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	1178	surf_def_h(2)%nrsws, &
	1179	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	1180	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	1181	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	1182	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	1183	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	1184	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	1185	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	1186
	1187	!
	1188	!-- Prognostic equation for rain drop concentration
[2232]	1189	DO k = nzb+1, nzt
	1190	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * &
	1191	( tsc(2) * tend(k,j,i) + &
	1192	tsc(3) * tnr_m(k,j,i) )&
	1193	- tsc(5) * rdf_sc(k) &
	1194	* nr(k,j,i) &
	1195	) &
	1196	* MERGE( 1.0_wp, 0.0_wp, &
	1197	BTEST( wall_flags_0(k,j,i), 0 )&
	1198	)
[1875]	1199	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	1200	ENDDO
	1201	!
	1202	!-- Calculate tendencies for the next Runge-Kutta step
	1203	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1204	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1205	DO k = nzb+1, nzt
[1875]	1206	tnr_m(k,j,i) = tend(k,j,i)
	1207	ENDDO
	1208	ELSEIF ( intermediate_timestep_count < &
	1209	intermediate_timestep_count_max ) THEN
[2232]	1210	DO k = nzb+1, nzt
	1211	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1212	5.3125_wp * tnr_m(k,j,i)
[1875]	1213	ENDDO
	1214	ENDIF
	1215	ENDIF
	1216
	1217	ENDIF
	1218
	1219	ENDIF
[2155]	1220
[1960]	1221	!
	1222	!-- If required, compute prognostic equation for scalar
	1223	IF ( passive_scalar ) THEN
	1224	!
	1225	!-- Tendency-terms for total water content / scalar
	1226	tend(:,j,i) = 0.0_wp
	1227	IF ( timestep_scheme(1:5) == 'runge' ) &
	1228	THEN
	1229	IF ( ws_scheme_sca ) THEN
[2155]	1230	CALL advec_s_ws( i, j, s, 's', flux_s_s, &
[1960]	1231	diss_s_s, flux_l_s, diss_l_s, i_omp_start, tn )
[2155]	1232	ELSE
[1960]	1233	CALL advec_s_pw( i, j, s )
	1234	ENDIF
	1235	ELSE
	1236	CALL advec_s_up( i, j, s )
	1237	ENDIF
[2232]	1238	CALL diffusion_s( i, j, s, &
	1239	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1240	surf_def_h(2)%ssws, &
	1241	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1242	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1243	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1244	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1245	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1246	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1247	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	1248
	1249	!
[1960]	1250	!-- Sink or source of scalar concentration due to canopy elements
	1251	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	1252
	1253	!
	1254	!-- Large scale advection, still need to be extended for scalars
	1255	! IF ( large_scale_forcing ) THEN
	1256	! CALL ls_advec( i, j, simulated_time, 's' )
	1257	! ENDIF
	1258
	1259	!
	1260	!-- Nudging, still need to be extended for scalars
[2155]	1261	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	1262
	1263	!
	1264	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	1265	!-- Note, the last argument is of no meaning in this case, as it is
	1266	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	1267	!-- date not implemented for scalars.
	1268	IF ( large_scale_subsidence .AND. &
	1269	.NOT. use_subsidence_tendencies .AND. &
	1270	.NOT. large_scale_forcing ) THEN
	1271	CALL subsidence( i, j, tend, s, s_init, 3 )
	1272	ENDIF
	1273
	1274	CALL user_actions( i, j, 's-tendency' )
	1275
	1276	!
	1277	!-- Prognostic equation for scalar
[2232]	1278	DO k = nzb+1, nzt
	1279	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	1280	( tsc(2) * tend(k,j,i) + &
	1281	tsc(3) * ts_m(k,j,i) ) &
	1282	- tsc(5) * rdf_sc(k) &
	1283	* ( s(k,j,i) - s_init(k) )&
	1284	) &
	1285	* MERGE( 1.0_wp, 0.0_wp, &
	1286	BTEST( wall_flags_0(k,j,i), 0 )&
	1287	)
[1960]	1288	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1289	ENDDO
	1290
	1291	!
	1292	!-- Calculate tendencies for the next Runge-Kutta step
	1293	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1294	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1295	DO k = nzb+1, nzt
[1960]	1296	ts_m(k,j,i) = tend(k,j,i)
	1297	ENDDO
	1298	ELSEIF ( intermediate_timestep_count < &
	1299	intermediate_timestep_count_max ) THEN
[2232]	1300	DO k = nzb+1, nzt
	1301	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1302	5.3125_wp * ts_m(k,j,i)
[1960]	1303	ENDDO
	1304	ENDIF
	1305	ENDIF
	1306
[2155]	1307	ENDIF
[1960]	1308	!
[2696]	1309	!-- Calculate prognostic equations for turbulence closure
	1310	CALL tcm_prognostic( i, j, i_omp_start, tn )
[1875]	1311
	1312	!
[3294]	1313	!-- Calculate prognostic equation for chemical quantites
[2696]	1314	IF ( air_chemistry ) THEN
[3294]	1315	!> TODO: remove time measurement since it slows down performance because it will be called extremely often
[2696]	1316	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
[1875]	1317	!
[2696]	1318	!-- Loop over chemical species
[2815]	1319	DO lsp = 1, nvar
[3294]	1320	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
[2696]	1321	chem_species(lsp)%conc, &
	1322	chem_species(lsp)%tconc_m, &
	1323	chem_species(lsp)%conc_pr_init, &
	1324	i, j, i_omp_start, tn, lsp, &
	1325	chem_species(lsp)%flux_s_cs, &
	1326	chem_species(lsp)%diss_s_cs, &
	1327	chem_species(lsp)%flux_l_cs, &
	1328	chem_species(lsp)%diss_l_cs )
[1875]	1329	ENDDO
	1330
[2696]	1331	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
[3294]	1332	ENDIF ! Chemical equations
	1333	!
	1334	!-- Calculate prognostic equations for the ocean
	1335	IF ( ocean_mode ) THEN
	1336	CALL ocean_prognostic_equations( i, j, i_omp_start, tn )
	1337	ENDIF
[1875]	1338
[3294]	1339	ENDDO ! loop over j
	1340	ENDDO ! loop over i
[2192]	1341	!$OMP END PARALLEL
[1875]	1342
[2232]	1343
[1875]	1344	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	1345
	1346
	1347	END SUBROUTINE prognostic_equations_cache
	1348
	1349
	1350	!------------------------------------------------------------------------------!
	1351	! Description:
	1352	! ------------
	1353	!> Version for vector machines
	1354	!------------------------------------------------------------------------------!
[2155]	1355
[1875]	1356	SUBROUTINE prognostic_equations_vector
	1357
	1358
	1359	IMPLICIT NONE
	1360
[2815]	1361	INTEGER(iwp) :: i !<
	1362	INTEGER(iwp) :: j !<
	1363	INTEGER(iwp) :: k !<
	1364	INTEGER(iwp) :: lsp !< running index for chemical species
[1875]	1365
	1366	REAL(wp) :: sbt !<
	1367
	1368
	1369	!
	1370	!-- If required, calculate cloud microphysical impacts
[3274]	1371	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[1875]	1372	( intermediate_timestep_count == 1 .OR. &
	1373	call_microphysics_at_all_substeps ) &
	1374	) THEN
	1375	CALL cpu_log( log_point(51), 'microphysics', 'start' )
[3274]	1376	CALL bcm_actions
[1875]	1377	CALL cpu_log( log_point(51), 'microphysics', 'stop' )
	1378	ENDIF
	1379
	1380	!
	1381	!-- u-velocity component
	1382	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	1383
	1384	tend = 0.0_wp
	1385	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1386	IF ( ws_scheme_mom ) THEN
	1387	CALL advec_u_ws
	1388	ELSE
	1389	CALL advec_u_pw
	1390	ENDIF
	1391	ELSE
	1392	CALL advec_u_up
	1393	ENDIF
	1394	CALL diffusion_u
	1395	CALL coriolis( 1 )
	1396	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	1397	CALL buoyancy( pt, 1 )
	1398	ENDIF
	1399
	1400	!
	1401	!-- Drag by plant canopy
	1402	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	1403
	1404	!
	1405	!-- External pressure gradient
	1406	IF ( dp_external ) THEN
	1407	DO i = nxlu, nxr
	1408	DO j = nys, nyn
	1409	DO k = dp_level_ind_b+1, nzt
	1410	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	1411	ENDDO
	1412	ENDDO
	1413	ENDDO
	1414	ENDIF
	1415
	1416	!
	1417	!-- Nudging
	1418	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	1419
[1914]	1420	!
[3302]	1421	!-- Effect of Stokes drift (in ocean mode only)
	1422	IF ( stokes_force ) CALL stokes_drift_terms( 1 )
	1423
	1424	!
[1914]	1425	!-- Forces by wind turbines
	1426	IF ( wind_turbine ) CALL wtm_tendencies( 1 )
	1427
[1875]	1428	CALL user_actions( 'u-tendency' )
	1429
	1430	!
	1431	!-- Prognostic equation for u-velocity component
	1432	DO i = nxlu, nxr
	1433	DO j = nys, nyn
[2232]	1434	DO k = nzb+1, nzt
	1435	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1436	tsc(3) * tu_m(k,j,i) ) &
	1437	- tsc(5) * rdf(k) * &
	1438	( u(k,j,i) - u_init(k) ) &
	1439	) * MERGE( 1.0_wp, 0.0_wp, &
	1440	BTEST( wall_flags_0(k,j,i), 1 ) &
	1441	)
[1875]	1442	ENDDO
	1443	ENDDO
	1444	ENDDO
	1445
	1446	!
[3302]	1447	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1448	IF ( wave_breaking .AND. &
	1449	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1450	THEN
	1451	CALL wave_breaking_term( 1 )
	1452	ENDIF
	1453
	1454	!
[1875]	1455	!-- Calculate tendencies for the next Runge-Kutta step
	1456	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1457	IF ( intermediate_timestep_count == 1 ) THEN
	1458	DO i = nxlu, nxr
	1459	DO j = nys, nyn
[2232]	1460	DO k = nzb+1, nzt
[1875]	1461	tu_m(k,j,i) = tend(k,j,i)
	1462	ENDDO
	1463	ENDDO
	1464	ENDDO
	1465	ELSEIF ( intermediate_timestep_count < &
	1466	intermediate_timestep_count_max ) THEN
	1467	DO i = nxlu, nxr
	1468	DO j = nys, nyn
[2232]	1469	DO k = nzb+1, nzt
	1470	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1471	+ 5.3125_wp * tu_m(k,j,i)
[1875]	1472	ENDDO
	1473	ENDDO
	1474	ENDDO
	1475	ENDIF
	1476	ENDIF
	1477
	1478	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	1479
	1480	!
	1481	!-- v-velocity component
	1482	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	1483
	1484	tend = 0.0_wp
	1485	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1486	IF ( ws_scheme_mom ) THEN
	1487	CALL advec_v_ws
[2155]	1488	ELSE
[1875]	1489	CALL advec_v_pw
	1490	END IF
	1491	ELSE
	1492	CALL advec_v_up
	1493	ENDIF
	1494	CALL diffusion_v
	1495	CALL coriolis( 2 )
	1496
	1497	!
	1498	!-- Drag by plant canopy
	1499	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1500
	1501	!
	1502	!-- External pressure gradient
	1503	IF ( dp_external ) THEN
	1504	DO i = nxl, nxr
	1505	DO j = nysv, nyn
	1506	DO k = dp_level_ind_b+1, nzt
	1507	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1508	ENDDO
	1509	ENDDO
	1510	ENDDO
	1511	ENDIF
	1512
	1513	!
	1514	!-- Nudging
	1515	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1516
[1914]	1517	!
[3302]	1518	!-- Effect of Stokes drift (in ocean mode only)
	1519	IF ( stokes_force ) CALL stokes_drift_terms( 2 )
	1520
	1521	!
[1914]	1522	!-- Forces by wind turbines
	1523	IF ( wind_turbine ) CALL wtm_tendencies( 2 )
	1524
[1875]	1525	CALL user_actions( 'v-tendency' )
	1526
	1527	!
	1528	!-- Prognostic equation for v-velocity component
	1529	DO i = nxl, nxr
	1530	DO j = nysv, nyn
[2232]	1531	DO k = nzb+1, nzt
	1532	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1533	tsc(3) * tv_m(k,j,i) ) &
	1534	- tsc(5) * rdf(k) * &
	1535	( v(k,j,i) - v_init(k) ) &
	1536	) * MERGE( 1.0_wp, 0.0_wp, &
	1537	BTEST( wall_flags_0(k,j,i), 2 )&
	1538	)
[1875]	1539	ENDDO
	1540	ENDDO
	1541	ENDDO
	1542
	1543	!
[3302]	1544	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1545	IF ( wave_breaking .AND. &
	1546	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1547	THEN
	1548	CALL wave_breaking_term( 2 )
	1549	ENDIF
	1550
	1551	!
[1875]	1552	!-- Calculate tendencies for the next Runge-Kutta step
	1553	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1554	IF ( intermediate_timestep_count == 1 ) THEN
	1555	DO i = nxl, nxr
	1556	DO j = nysv, nyn
[2232]	1557	DO k = nzb+1, nzt
[1875]	1558	tv_m(k,j,i) = tend(k,j,i)
	1559	ENDDO
	1560	ENDDO
	1561	ENDDO
	1562	ELSEIF ( intermediate_timestep_count < &
	1563	intermediate_timestep_count_max ) THEN
	1564	DO i = nxl, nxr
	1565	DO j = nysv, nyn
[2232]	1566	DO k = nzb+1, nzt
	1567	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1568	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1569	ENDDO
	1570	ENDDO
	1571	ENDDO
	1572	ENDIF
	1573	ENDIF
	1574
	1575	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1576
	1577	!
	1578	!-- w-velocity component
	1579	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1580
	1581	tend = 0.0_wp
	1582	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1583	IF ( ws_scheme_mom ) THEN
	1584	CALL advec_w_ws
	1585	ELSE
	1586	CALL advec_w_pw
	1587	ENDIF
	1588	ELSE
	1589	CALL advec_w_up
	1590	ENDIF
	1591	CALL diffusion_w
	1592	CALL coriolis( 3 )
	1593
	1594	IF ( .NOT. neutral ) THEN
[3294]	1595	IF ( ocean_mode ) THEN
[2031]	1596	CALL buoyancy( rho_ocean, 3 )
[1875]	1597	ELSE
	1598	IF ( .NOT. humidity ) THEN
	1599	CALL buoyancy( pt, 3 )
	1600	ELSE
	1601	CALL buoyancy( vpt, 3 )
	1602	ENDIF
	1603	ENDIF
	1604	ENDIF
	1605
	1606	!
	1607	!-- Drag by plant canopy
	1608	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1609
[1914]	1610	!
[3302]	1611	!-- Effect of Stokes drift (in ocean mode only)
	1612	IF ( stokes_force ) CALL stokes_drift_terms( 3 )
	1613
	1614	!
[1914]	1615	!-- Forces by wind turbines
	1616	IF ( wind_turbine ) CALL wtm_tendencies( 3 )
	1617
[1875]	1618	CALL user_actions( 'w-tendency' )
	1619
	1620	!
	1621	!-- Prognostic equation for w-velocity component
	1622	DO i = nxl, nxr
	1623	DO j = nys, nyn
[2232]	1624	DO k = nzb+1, nzt-1
	1625	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1626	tsc(3) * tw_m(k,j,i) ) &
	1627	- tsc(5) * rdf(k) * w(k,j,i) &
	1628	) * MERGE( 1.0_wp, 0.0_wp, &
	1629	BTEST( wall_flags_0(k,j,i), 3 )&
	1630	)
[1875]	1631	ENDDO
	1632	ENDDO
	1633	ENDDO
	1634
	1635	!
	1636	!-- Calculate tendencies for the next Runge-Kutta step
	1637	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1638	IF ( intermediate_timestep_count == 1 ) THEN
	1639	DO i = nxl, nxr
	1640	DO j = nys, nyn
[2232]	1641	DO k = nzb+1, nzt-1
[1875]	1642	tw_m(k,j,i) = tend(k,j,i)
	1643	ENDDO
	1644	ENDDO
	1645	ENDDO
	1646	ELSEIF ( intermediate_timestep_count < &
	1647	intermediate_timestep_count_max ) THEN
	1648	DO i = nxl, nxr
	1649	DO j = nys, nyn
[2232]	1650	DO k = nzb+1, nzt-1
	1651	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1652	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1653	ENDDO
	1654	ENDDO
	1655	ENDDO
	1656	ENDIF
	1657	ENDIF
	1658
	1659	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1660
	1661
	1662	!
	1663	!-- If required, compute prognostic equation for potential temperature
	1664	IF ( .NOT. neutral ) THEN
	1665
	1666	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1667
	1668	!
	1669	!-- pt-tendency terms with communication
	1670	sbt = tsc(2)
	1671	IF ( scalar_advec == 'bc-scheme' ) THEN
	1672
	1673	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1674	!
	1675	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1676	sbt = 1.0_wp
	1677	ENDIF
	1678	tend = 0.0_wp
	1679	CALL advec_s_bc( pt, 'pt' )
	1680
	1681	ENDIF
	1682
	1683	!
	1684	!-- pt-tendency terms with no communication
	1685	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1686	tend = 0.0_wp
	1687	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1688	IF ( ws_scheme_sca ) THEN
	1689	CALL advec_s_ws( pt, 'pt' )
	1690	ELSE
	1691	CALL advec_s_pw( pt )
	1692	ENDIF
	1693	ELSE
	1694	CALL advec_s_up( pt )
	1695	ENDIF
	1696	ENDIF
	1697
[2232]	1698	CALL diffusion_s( pt, &
	1699	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1700	surf_def_h(2)%shf, &
	1701	surf_lsm_h%shf, surf_usm_h%shf, &
	1702	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1703	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1704	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1705	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1706	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1707	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1708	!
	1709	!-- If required compute heating/cooling due to long wave radiation processes
	1710	IF ( cloud_top_radiation ) THEN
	1711	CALL calc_radiation
	1712	ENDIF
	1713
	1714	!
	1715	!-- Consideration of heat sources within the plant canopy
[3014]	1716	IF ( plant_canopy .AND. &
	1717	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1718	CALL pcm_tendency( 4 )
	1719	ENDIF
	1720
	1721	!
	1722	!-- Large scale advection
	1723	IF ( large_scale_forcing ) THEN
	1724	CALL ls_advec( simulated_time, 'pt' )
	1725	ENDIF
	1726
	1727	!
	1728	!-- Nudging
[2155]	1729	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1730
	1731	!
	1732	!-- If required compute influence of large-scale subsidence/ascent
	1733	IF ( large_scale_subsidence .AND. &
	1734	.NOT. use_subsidence_tendencies ) THEN
	1735	CALL subsidence( tend, pt, pt_init, 2 )
	1736	ENDIF
	1737
	1738	!
	1739	!-- If required, add tendency due to radiative heating/cooling
[1976]	1740	IF ( radiation .AND. &
[1875]	1741	simulated_time > skip_time_do_radiation ) THEN
	1742	CALL radiation_tendency ( tend )
	1743	ENDIF
	1744
	1745	CALL user_actions( 'pt-tendency' )
	1746
	1747	!
	1748	!-- Prognostic equation for potential temperature
	1749	DO i = nxl, nxr
	1750	DO j = nys, nyn
[2232]	1751	DO k = nzb+1, nzt
	1752	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1753	tsc(3) * tpt_m(k,j,i) ) &
	1754	- tsc(5) * &
	1755	( pt(k,j,i) - pt_init(k) ) *&
	1756	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1757	) &
	1758	* MERGE( 1.0_wp, 0.0_wp, &
	1759	BTEST( wall_flags_0(k,j,i), 0 ) &
	1760	)
[1875]	1761	ENDDO
	1762	ENDDO
	1763	ENDDO
	1764	!
	1765	!-- Calculate tendencies for the next Runge-Kutta step
	1766	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1767	IF ( intermediate_timestep_count == 1 ) THEN
	1768	DO i = nxl, nxr
	1769	DO j = nys, nyn
[2232]	1770	DO k = nzb+1, nzt
[1875]	1771	tpt_m(k,j,i) = tend(k,j,i)
	1772	ENDDO
	1773	ENDDO
	1774	ENDDO
	1775	ELSEIF ( intermediate_timestep_count < &
	1776	intermediate_timestep_count_max ) THEN
	1777	DO i = nxl, nxr
	1778	DO j = nys, nyn
[2232]	1779	DO k = nzb+1, nzt
	1780	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1781	5.3125_wp * tpt_m(k,j,i)
[1875]	1782	ENDDO
	1783	ENDDO
	1784	ENDDO
	1785	ENDIF
	1786	ENDIF
	1787
	1788	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1789
	1790	ENDIF
	1791
	1792	!
[1960]	1793	!-- If required, compute prognostic equation for total water content
	1794	IF ( humidity ) THEN
[1875]	1795
[1960]	1796	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1797
	1798	!
	1799	!-- Scalar/q-tendency terms with communication
	1800	sbt = tsc(2)
	1801	IF ( scalar_advec == 'bc-scheme' ) THEN
	1802
	1803	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1804	!
	1805	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1806	sbt = 1.0_wp
	1807	ENDIF
	1808	tend = 0.0_wp
	1809	CALL advec_s_bc( q, 'q' )
	1810
	1811	ENDIF
	1812
	1813	!
	1814	!-- Scalar/q-tendency terms with no communication
	1815	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1816	tend = 0.0_wp
	1817	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1818	IF ( ws_scheme_sca ) THEN
	1819	CALL advec_s_ws( q, 'q' )
	1820	ELSE
	1821	CALL advec_s_pw( q )
	1822	ENDIF
	1823	ELSE
	1824	CALL advec_s_up( q )
	1825	ENDIF
	1826	ENDIF
	1827
[2232]	1828	CALL diffusion_s( q, &
	1829	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1830	surf_def_h(2)%qsws, &
	1831	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1832	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1833	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1834	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1835	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1836	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1837	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1838
[1875]	1839	!
[1960]	1840	!-- Sink or source of humidity due to canopy elements
[1875]	1841	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1842
	1843	!
	1844	!-- Large scale advection
	1845	IF ( large_scale_forcing ) THEN
	1846	CALL ls_advec( simulated_time, 'q' )
	1847	ENDIF
	1848
	1849	!
	1850	!-- Nudging
[2155]	1851	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1852
	1853	!
	1854	!-- If required compute influence of large-scale subsidence/ascent
	1855	IF ( large_scale_subsidence .AND. &
	1856	.NOT. use_subsidence_tendencies ) THEN
	1857	CALL subsidence( tend, q, q_init, 3 )
	1858	ENDIF
	1859
	1860	CALL user_actions( 'q-tendency' )
	1861
	1862	!
[1960]	1863	!-- Prognostic equation for total water content
[1875]	1864	DO i = nxl, nxr
	1865	DO j = nys, nyn
[2232]	1866	DO k = nzb+1, nzt
	1867	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1868	tsc(3) * tq_m(k,j,i) ) &
	1869	- tsc(5) * rdf_sc(k) * &
	1870	( q(k,j,i) - q_init(k) ) &
	1871	) * MERGE( 1.0_wp, 0.0_wp, &
	1872	BTEST( wall_flags_0(k,j,i), 0 ) &
	1873	)
[1875]	1874	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1875	ENDDO
	1876	ENDDO
	1877	ENDDO
	1878
	1879	!
	1880	!-- Calculate tendencies for the next Runge-Kutta step
	1881	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1882	IF ( intermediate_timestep_count == 1 ) THEN
	1883	DO i = nxl, nxr
	1884	DO j = nys, nyn
[2232]	1885	DO k = nzb+1, nzt
[1875]	1886	tq_m(k,j,i) = tend(k,j,i)
	1887	ENDDO
	1888	ENDDO
	1889	ENDDO
	1890	ELSEIF ( intermediate_timestep_count < &
	1891	intermediate_timestep_count_max ) THEN
	1892	DO i = nxl, nxr
	1893	DO j = nys, nyn
[2232]	1894	DO k = nzb+1, nzt
	1895	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1896	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1897	ENDDO
	1898	ENDDO
	1899	ENDDO
	1900	ENDIF
	1901	ENDIF
	1902
[1960]	1903	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1904
	1905	!
[2292]	1906	!-- If required, calculate prognostic equations for cloud water content
	1907	!-- and cloud drop concentration
[3274]	1908	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	1909
	1910	CALL cpu_log( log_point(67), 'qc-equation', 'start' )
	1911
	1912	!
	1913	!-- Calculate prognostic equation for cloud water content
	1914	sbt = tsc(2)
	1915	IF ( scalar_advec == 'bc-scheme' ) THEN
	1916
	1917	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1918	!
	1919	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1920	sbt = 1.0_wp
	1921	ENDIF
	1922	tend = 0.0_wp
	1923	CALL advec_s_bc( qc, 'qc' )
	1924
	1925	ENDIF
	1926
	1927	!
	1928	!-- qc-tendency terms with no communication
	1929	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1930	tend = 0.0_wp
	1931	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1932	IF ( ws_scheme_sca ) THEN
	1933	CALL advec_s_ws( qc, 'qc' )
	1934	ELSE
	1935	CALL advec_s_pw( qc )
	1936	ENDIF
	1937	ELSE
	1938	CALL advec_s_up( qc )
	1939	ENDIF
	1940	ENDIF
	1941
	1942	CALL diffusion_s( qc, &
	1943	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	1944	surf_def_h(2)%qcsws, &
	1945	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	1946	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	1947	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1948	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1949	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1950	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1951	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1952
	1953	!
	1954	!-- Prognostic equation for cloud water content
	1955	DO i = nxl, nxr
	1956	DO j = nys, nyn
	1957	DO k = nzb+1, nzt
	1958	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1959	tsc(3) * tqc_m(k,j,i) ) &
	1960	- tsc(5) * rdf_sc(k) * &
	1961	qc(k,j,i) &
	1962	) &
	1963	* MERGE( 1.0_wp, 0.0_wp, &
	1964	BTEST( wall_flags_0(k,j,i), 0 ) &
	1965	)
	1966	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1967	ENDDO
	1968	ENDDO
	1969	ENDDO
	1970
	1971	!
	1972	!-- Calculate tendencies for the next Runge-Kutta step
	1973	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1974	IF ( intermediate_timestep_count == 1 ) THEN
	1975	DO i = nxl, nxr
	1976	DO j = nys, nyn
	1977	DO k = nzb+1, nzt
	1978	tqc_m(k,j,i) = tend(k,j,i)
	1979	ENDDO
	1980	ENDDO
	1981	ENDDO
	1982	ELSEIF ( intermediate_timestep_count < &
	1983	intermediate_timestep_count_max ) THEN
	1984	DO i = nxl, nxr
	1985	DO j = nys, nyn
	1986	DO k = nzb+1, nzt
	1987	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1988	+ 5.3125_wp * tqc_m(k,j,i)
	1989	ENDDO
	1990	ENDDO
	1991	ENDDO
	1992	ENDIF
	1993	ENDIF
	1994
	1995	CALL cpu_log( log_point(67), 'qc-equation', 'stop' )
[3294]	1996
[2292]	1997	CALL cpu_log( log_point(68), 'nc-equation', 'start' )
	1998	!
	1999	!-- Calculate prognostic equation for cloud drop concentration
	2000	sbt = tsc(2)
	2001	IF ( scalar_advec == 'bc-scheme' ) THEN
	2002
	2003	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2004	!
	2005	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2006	sbt = 1.0_wp
	2007	ENDIF
	2008	tend = 0.0_wp
	2009	CALL advec_s_bc( nc, 'nc' )
	2010
	2011	ENDIF
	2012
	2013	!
	2014	!-- nc-tendency terms with no communication
	2015	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2016	tend = 0.0_wp
	2017	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2018	IF ( ws_scheme_sca ) THEN
	2019	CALL advec_s_ws( nc, 'nc' )
	2020	ELSE
	2021	CALL advec_s_pw( nc )
	2022	ENDIF
	2023	ELSE
	2024	CALL advec_s_up( nc )
	2025	ENDIF
	2026	ENDIF
	2027
	2028	CALL diffusion_s( nc, &
	2029	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	2030	surf_def_h(2)%ncsws, &
	2031	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	2032	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	2033	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	2034	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	2035	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	2036	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	2037	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	2038
	2039	!
	2040	!-- Prognostic equation for cloud drop concentration
	2041	DO i = nxl, nxr
	2042	DO j = nys, nyn
	2043	DO k = nzb+1, nzt
	2044	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2045	tsc(3) * tnc_m(k,j,i) ) &
	2046	- tsc(5) * rdf_sc(k) * &
	2047	nc(k,j,i) &
	2048	) &
	2049	* MERGE( 1.0_wp, 0.0_wp, &
	2050	BTEST( wall_flags_0(k,j,i), 0 ) &
	2051	)
	2052	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	2053	ENDDO
	2054	ENDDO
	2055	ENDDO
	2056
	2057	!
	2058	!-- Calculate tendencies for the next Runge-Kutta step
	2059	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2060	IF ( intermediate_timestep_count == 1 ) THEN
	2061	DO i = nxl, nxr
	2062	DO j = nys, nyn
	2063	DO k = nzb+1, nzt
	2064	tnc_m(k,j,i) = tend(k,j,i)
	2065	ENDDO
	2066	ENDDO
	2067	ENDDO
	2068	ELSEIF ( intermediate_timestep_count < &
	2069	intermediate_timestep_count_max ) THEN
	2070	DO i = nxl, nxr
	2071	DO j = nys, nyn
	2072	DO k = nzb+1, nzt
	2073	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2074	+ 5.3125_wp * tnc_m(k,j,i)
	2075	ENDDO
	2076	ENDDO
	2077	ENDDO
	2078	ENDIF
	2079	ENDIF
	2080
	2081	CALL cpu_log( log_point(68), 'nc-equation', 'stop' )
	2082
	2083	ENDIF
	2084	!
[2155]	2085	!-- If required, calculate prognostic equations for rain water content
[1875]	2086	!-- and rain drop concentration
[3274]	2087	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[1875]	2088
	2089	CALL cpu_log( log_point(52), 'qr-equation', 'start' )
	2090
	2091	!
	2092	!-- Calculate prognostic equation for rain water content
	2093	sbt = tsc(2)
	2094	IF ( scalar_advec == 'bc-scheme' ) THEN
	2095
	2096	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2097	!
	2098	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2099	sbt = 1.0_wp
	2100	ENDIF
	2101	tend = 0.0_wp
	2102	CALL advec_s_bc( qr, 'qr' )
	2103
	2104	ENDIF
	2105
	2106	!
	2107	!-- qr-tendency terms with no communication
	2108	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2109	tend = 0.0_wp
	2110	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2111	IF ( ws_scheme_sca ) THEN
	2112	CALL advec_s_ws( qr, 'qr' )
	2113	ELSE
	2114	CALL advec_s_pw( qr )
	2115	ENDIF
	2116	ELSE
	2117	CALL advec_s_up( qr )
	2118	ENDIF
	2119	ENDIF
	2120
[2232]	2121	CALL diffusion_s( qr, &
	2122	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	2123	surf_def_h(2)%qrsws, &
	2124	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	2125	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	2126	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	2127	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	2128	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	2129	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	2130	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	2131
	2132	!
	2133	!-- Prognostic equation for rain water content
	2134	DO i = nxl, nxr
	2135	DO j = nys, nyn
[2232]	2136	DO k = nzb+1, nzt
	2137	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2138	tsc(3) * tqr_m(k,j,i) ) &
	2139	- tsc(5) * rdf_sc(k) * &
	2140	qr(k,j,i) &
	2141	) &
	2142	* MERGE( 1.0_wp, 0.0_wp, &
	2143	BTEST( wall_flags_0(k,j,i), 0 ) &
	2144	)
[1875]	2145	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	2146	ENDDO
	2147	ENDDO
	2148	ENDDO
	2149
	2150	!
	2151	!-- Calculate tendencies for the next Runge-Kutta step
	2152	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2153	IF ( intermediate_timestep_count == 1 ) THEN
	2154	DO i = nxl, nxr
	2155	DO j = nys, nyn
[2232]	2156	DO k = nzb+1, nzt
[1875]	2157	tqr_m(k,j,i) = tend(k,j,i)
	2158	ENDDO
	2159	ENDDO
	2160	ENDDO
	2161	ELSEIF ( intermediate_timestep_count < &
	2162	intermediate_timestep_count_max ) THEN
	2163	DO i = nxl, nxr
	2164	DO j = nys, nyn
[2232]	2165	DO k = nzb+1, nzt
	2166	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2167	+ 5.3125_wp * tqr_m(k,j,i)
[1875]	2168	ENDDO
	2169	ENDDO
	2170	ENDDO
	2171	ENDIF
	2172	ENDIF
	2173
	2174	CALL cpu_log( log_point(52), 'qr-equation', 'stop' )
	2175	CALL cpu_log( log_point(53), 'nr-equation', 'start' )
	2176
	2177	!
	2178	!-- Calculate prognostic equation for rain drop concentration
	2179	sbt = tsc(2)
	2180	IF ( scalar_advec == 'bc-scheme' ) THEN
	2181
	2182	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2183	!
	2184	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2185	sbt = 1.0_wp
	2186	ENDIF
	2187	tend = 0.0_wp
	2188	CALL advec_s_bc( nr, 'nr' )
	2189
	2190	ENDIF
	2191
	2192	!
	2193	!-- nr-tendency terms with no communication
	2194	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2195	tend = 0.0_wp
	2196	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2197	IF ( ws_scheme_sca ) THEN
	2198	CALL advec_s_ws( nr, 'nr' )
	2199	ELSE
	2200	CALL advec_s_pw( nr )
	2201	ENDIF
	2202	ELSE
	2203	CALL advec_s_up( nr )
	2204	ENDIF
	2205	ENDIF
	2206
[2232]	2207	CALL diffusion_s( nr, &
	2208	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	2209	surf_def_h(2)%nrsws, &
	2210	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	2211	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	2212	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	2213	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	2214	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	2215	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	2216	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	2217
	2218	!
	2219	!-- Prognostic equation for rain drop concentration
	2220	DO i = nxl, nxr
	2221	DO j = nys, nyn
[2232]	2222	DO k = nzb+1, nzt
	2223	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2224	tsc(3) * tnr_m(k,j,i) ) &
	2225	- tsc(5) * rdf_sc(k) * &
	2226	nr(k,j,i) &
	2227	) &
	2228	* MERGE( 1.0_wp, 0.0_wp, &
	2229	BTEST( wall_flags_0(k,j,i), 0 ) &
	2230	)
[1875]	2231	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	2232	ENDDO
	2233	ENDDO
	2234	ENDDO
	2235
	2236	!
	2237	!-- Calculate tendencies for the next Runge-Kutta step
	2238	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2239	IF ( intermediate_timestep_count == 1 ) THEN
	2240	DO i = nxl, nxr
	2241	DO j = nys, nyn
[2232]	2242	DO k = nzb+1, nzt
[1875]	2243	tnr_m(k,j,i) = tend(k,j,i)
	2244	ENDDO
	2245	ENDDO
	2246	ENDDO
	2247	ELSEIF ( intermediate_timestep_count < &
	2248	intermediate_timestep_count_max ) THEN
	2249	DO i = nxl, nxr
	2250	DO j = nys, nyn
[2232]	2251	DO k = nzb+1, nzt
	2252	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2253	+ 5.3125_wp * tnr_m(k,j,i)
[1875]	2254	ENDDO
	2255	ENDDO
	2256	ENDDO
	2257	ENDIF
	2258	ENDIF
	2259
	2260	CALL cpu_log( log_point(53), 'nr-equation', 'stop' )
	2261
	2262	ENDIF
	2263
	2264	ENDIF
[1960]	2265	!
	2266	!-- If required, compute prognostic equation for scalar
	2267	IF ( passive_scalar ) THEN
[1875]	2268
[1960]	2269	CALL cpu_log( log_point(66), 's-equation', 'start' )
	2270
[1875]	2271	!
[1960]	2272	!-- Scalar/q-tendency terms with communication
	2273	sbt = tsc(2)
	2274	IF ( scalar_advec == 'bc-scheme' ) THEN
	2275
	2276	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2277	!
	2278	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2279	sbt = 1.0_wp
	2280	ENDIF
	2281	tend = 0.0_wp
	2282	CALL advec_s_bc( s, 's' )
	2283
	2284	ENDIF
	2285
	2286	!
	2287	!-- Scalar/q-tendency terms with no communication
	2288	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2289	tend = 0.0_wp
	2290	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2291	IF ( ws_scheme_sca ) THEN
	2292	CALL advec_s_ws( s, 's' )
	2293	ELSE
	2294	CALL advec_s_pw( s )
	2295	ENDIF
	2296	ELSE
	2297	CALL advec_s_up( s )
	2298	ENDIF
	2299	ENDIF
	2300
[2232]	2301	CALL diffusion_s( s, &
	2302	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	2303	surf_def_h(2)%ssws, &
	2304	surf_lsm_h%ssws, surf_usm_h%ssws, &
	2305	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	2306	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	2307	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	2308	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	2309	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	2310	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	2311
[1960]	2312	!
	2313	!-- Sink or source of humidity due to canopy elements
	2314	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	2315
	2316	!
	2317	!-- Large scale advection. Not implemented for scalars so far.
	2318	! IF ( large_scale_forcing ) THEN
	2319	! CALL ls_advec( simulated_time, 'q' )
	2320	! ENDIF
	2321
	2322	!
	2323	!-- Nudging. Not implemented for scalars so far.
[2155]	2324	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	2325
	2326	!
	2327	!-- If required compute influence of large-scale subsidence/ascent.
	2328	!-- Not implemented for scalars so far.
	2329	IF ( large_scale_subsidence .AND. &
	2330	.NOT. use_subsidence_tendencies .AND. &
	2331	.NOT. large_scale_forcing ) THEN
	2332	CALL subsidence( tend, s, s_init, 3 )
	2333	ENDIF
	2334
	2335	CALL user_actions( 's-tendency' )
	2336
	2337	!
	2338	!-- Prognostic equation for total water content
	2339	DO i = nxl, nxr
	2340	DO j = nys, nyn
[2232]	2341	DO k = nzb+1, nzt
	2342	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2343	tsc(3) * ts_m(k,j,i) ) &
	2344	- tsc(5) * rdf_sc(k) * &
	2345	( s(k,j,i) - s_init(k) ) &
	2346	) &
	2347	* MERGE( 1.0_wp, 0.0_wp, &
	2348	BTEST( wall_flags_0(k,j,i), 0 ) &
	2349	)
[1960]	2350	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	2351	ENDDO
	2352	ENDDO
	2353	ENDDO
	2354
	2355	!
	2356	!-- Calculate tendencies for the next Runge-Kutta step
	2357	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2358	IF ( intermediate_timestep_count == 1 ) THEN
	2359	DO i = nxl, nxr
	2360	DO j = nys, nyn
[2232]	2361	DO k = nzb+1, nzt
[1960]	2362	ts_m(k,j,i) = tend(k,j,i)
	2363	ENDDO
	2364	ENDDO
	2365	ENDDO
	2366	ELSEIF ( intermediate_timestep_count < &
	2367	intermediate_timestep_count_max ) THEN
	2368	DO i = nxl, nxr
	2369	DO j = nys, nyn
[2232]	2370	DO k = nzb+1, nzt
	2371	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2372	+ 5.3125_wp * ts_m(k,j,i)
[1960]	2373	ENDDO
	2374	ENDDO
	2375	ENDDO
	2376	ENDIF
	2377	ENDIF
	2378
	2379	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	2380
	2381	ENDIF
[1875]	2382
[3294]	2383	!
	2384	!-- Calculate prognostic equations for turbulence closure
[2696]	2385	CALL tcm_prognostic()
[1875]	2386
[2815]	2387	!
[3294]	2388	!-- Calculate prognostic equation for chemical quantites
[2815]	2389	IF ( air_chemistry ) THEN
	2390	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
	2391	!
	2392	!-- Loop over chemical species
	2393	DO lsp = 1, nvar
[3294]	2394	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
	2395	chem_species(lsp)%conc, &
	2396	chem_species(lsp)%tconc_m, &
	2397	chem_species(lsp)%conc_pr_init, &
	2398	lsp )
[2815]	2399	ENDDO
[1875]	2400
[2815]	2401	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	2402	ENDIF ! Chemicals equations
	2403
[3294]	2404	!
	2405	!-- Calculate prognostic equations for the ocean
	2406	IF ( ocean_mode ) CALL ocean_prognostic_equations()
[2815]	2407
[1875]	2408	END SUBROUTINE prognostic_equations_vector
	2409
	2410
	2411	END MODULE prognostic_equations_mod

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