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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 3021

Last change on this file since 3021 was 3021, checked in by maronga, 6 years ago
bugfixes for nested runs
Property svn:keywords set to `Id`
File size: 94.8 KB

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[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	!
[2233]	23	!
[1875]	24	! Former revisions:
	25	! -----------------
	26	! $Id: prognostic_equations.f90 3021 2018-05-16 08:14:20Z maronga $
[3021]	27	! Bugfix in IF clause for nesting
	28	!
	29	! 3014 2018-05-09 08:42:38Z maronga
[3014]	30	! Fixed a bug in the IF condition to call pcm_tendency in case of
	31	! potential temperature
	32	!
	33	! 2815 2018-02-19 11:29:57Z kanani
[2815]	34	! Rename chem_tendency to chem_prognostic_equations,
	35	! implement vector version for air chemistry
	36	!
	37	! 2766 2018-01-22 17:17:47Z kanani
[2766]	38	! Removed preprocessor directive __chem
	39	!
	40	! 2746 2018-01-15 12:06:04Z suehring
[2746]	41	! Move flag plant canopy to modules
	42	!
	43	! 2719 2018-01-02 09:02:06Z maronga
[2719]	44	! Bugfix for last change.
	45	!
	46	! 2718 2018-01-02 08:49:38Z maronga
[2716]	47	! Corrected "Former revisions" section
	48	!
	49	! 2696 2017-12-14 17:12:51Z kanani
	50	! - Change in file header (GPL part)
[2696]	51	! - Moved TKE equation to tcm_prognostic (TG)
	52	! - Added switch for chemical reactions (RF, FK)
	53	! - Implementation of chemistry module (RF, BK, FK)
	54	!
	55	! 2563 2017-10-19 15:36:10Z Giersch
[2563]	56	! Variable wind_turbine moved to module control_parameters
	57	!
	58	! 2320 2017-07-21 12:47:43Z suehring
[2320]	59	! Modularize large-scale forcing and nudging
	60	!
	61	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	62	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	63	! includes two more prognostic equations for cloud drop concentration (nc)
	64	! and cloud water content (qc).
	65	!
	66	! 2261 2017-06-08 14:25:57Z raasch
[2261]	67	! bugfix for r2232: openmp directives removed
	68	!
	69	! 2233 2017-05-30 18:08:54Z suehring
[1875]	70	!
[2233]	71	! 2232 2017-05-30 17:47:52Z suehring
	72	! Adjutst to new surface-type structure. Remove call for usm_wall_heat_flux,
	73	! which is realized directly in diffusion_s now.
	74	!
[2193]	75	! 2192 2017-03-22 04:14:10Z raasch
	76	! Bugfix for misplaced and missing openMP directives from r2155
	77	!
[2156]	78	! 2155 2017-02-21 09:57:40Z hoffmann
	79	! Bugfix in the calculation of microphysical quantities on ghost points.
	80	!
[2119]	81	! 2118 2017-01-17 16:38:49Z raasch
	82	! OpenACC version of subroutine removed
[2155]	83	!
[2032]	84	! 2031 2016-10-21 15:11:58Z knoop
	85	! renamed variable rho to rho_ocean
[2155]	86	!
[2012]	87	! 2011 2016-09-19 17:29:57Z kanani
	88	! Flag urban_surface is now defined in module control_parameters.
[2155]	89	!
[2008]	90	! 2007 2016-08-24 15:47:17Z kanani
	91	! Added pt tendency calculation based on energy balance at urban surfaces
	92	! (new urban surface model)
[2155]	93	!
[2001]	94	! 2000 2016-08-20 18:09:15Z knoop
	95	! Forced header and separation lines into 80 columns
[2155]	96	!
[1977]	97	! 1976 2016-07-27 13:28:04Z maronga
	98	! Simplied calls to radiation model
[2155]	99	!
[1961]	100	! 1960 2016-07-12 16:34:24Z suehring
	101	! Separate humidity and passive scalar
[2155]	102	!
[1917]	103	! 1914 2016-05-26 14:44:07Z witha
	104	! Added calls for wind turbine model
	105	!
[1874]	106	! 1873 2016-04-18 14:50:06Z maronga
	107	! Module renamed (removed _mod)
[2155]	108	!
[1851]	109	! 1850 2016-04-08 13:29:27Z maronga
	110	! Module renamed
[2155]	111	!
[1827]	112	! 1826 2016-04-07 12:01:39Z maronga
[1875]	113	! Renamed canopy model calls.
[2155]	114	!
[1875]	115	! 1822 2016-04-07 07:49:42Z hoffmann
	116	! Kessler microphysics scheme moved to microphysics.
	117	!
	118	! 1757 2016-02-22 15:49:32Z maronga
[2155]	119	!
[1875]	120	! 1691 2015-10-26 16:17:44Z maronga
	121	! Added optional model spin-up without radiation / land surface model calls.
	122	! Formatting corrections.
[2155]	123	!
[1875]	124	! 1682 2015-10-07 23:56:08Z knoop
[2155]	125	! Code annotations made doxygen readable
	126	!
[1875]	127	! 1585 2015-04-30 07:05:52Z maronga
	128	! Added call for temperature tendency calculation due to radiative flux divergence
[2155]	129	!
[1875]	130	! 1517 2015-01-07 19:12:25Z hoffmann
	131	! advec_s_bc_mod addded, since advec_s_bc is now a module
	132	!
	133	! 1496 2014-12-02 17:25:50Z maronga
	134	! Renamed "radiation" -> "cloud_top_radiation"
[2155]	135	!
[1875]	136	! 1484 2014-10-21 10:53:05Z kanani
	137	! Changes due to new module structure of the plant canopy model:
[2696]	138	! parameters cthf and plant_canopy moved to module plant_canopy_model_mod.
[1875]	139	! Removed double-listing of use_upstream_for_tke in ONLY-list of module
	140	! control_parameters
[2155]	141	!
[1875]	142	! 1409 2014-05-23 12:11:32Z suehring
[2155]	143	! Bugfix: i_omp_start changed for advec_u_ws at left inflow and outflow boundary.
[1875]	144	! This ensures that left-hand side fluxes are also calculated for nxl in that
[2155]	145	! case, even though the solution at nxl is overwritten in boundary_conds()
	146	!
[1875]	147	! 1398 2014-05-07 11:15:00Z heinze
	148	! Rayleigh-damping for horizontal velocity components changed: instead of damping
[2155]	149	! against ug and vg, damping against u_init and v_init is used to allow for a
[1875]	150	! homogenized treatment in case of nudging
[2155]	151	!
[1875]	152	! 1380 2014-04-28 12:40:45Z heinze
[2155]	153	! Change order of calls for scalar prognostic quantities:
	154	! ls_advec -> nudging -> subsidence since initial profiles
	155	!
[1875]	156	! 1374 2014-04-25 12:55:07Z raasch
	157	! missing variables added to ONLY lists
[2155]	158	!
[1875]	159	! 1365 2014-04-22 15:03:56Z boeske
[2155]	160	! Calls of ls_advec for large scale advection added,
[1875]	161	! subroutine subsidence is only called if use_subsidence_tendencies = .F.,
	162	! new argument ls_index added to the calls of subsidence
	163	! +ls_index
[2155]	164	!
[1875]	165	! 1361 2014-04-16 15:17:48Z hoffmann
	166	! Two-moment microphysics moved to the start of prognostic equations. This makes
	167	! the 3d arrays for tend_q, tend_qr, tend_pt and tend_pt redundant.
	168	! Additionally, it is allowed to call the microphysics just once during the time
	169	! step (not at each sub-time step).
	170	!
	171	! Two-moment cloud physics added for vector and accelerator optimization.
[2155]	172	!
[1875]	173	! 1353 2014-04-08 15:21:23Z heinze
	174	! REAL constants provided with KIND-attribute
[2155]	175	!
[1875]	176	! 1337 2014-03-25 15:11:48Z heinze
	177	! Bugfix: REAL constants provided with KIND-attribute
[2155]	178	!
[1875]	179	! 1332 2014-03-25 11:59:43Z suehring
[2155]	180	! Bugfix: call advec_ws or advec_pw for TKE only if NOT use_upstream_for_tke
	181	!
[1875]	182	! 1330 2014-03-24 17:29:32Z suehring
[2155]	183	! In case of SGS-particle velocity advection of TKE is also allowed with
[1875]	184	! dissipative 5th-order scheme.
	185	!
	186	! 1320 2014-03-20 08:40:49Z raasch
	187	! ONLY-attribute added to USE-statements,
	188	! kind-parameters added to all INTEGER and REAL declaration statements,
	189	! kinds are defined in new module kinds,
	190	! old module precision_kind is removed,
	191	! revision history before 2012 removed,
	192	! comment fields (!:) to be used for variable explanations added to
	193	! all variable declaration statements
	194	!
	195	! 1318 2014-03-17 13:35:16Z raasch
	196	! module interfaces removed
	197	!
	198	! 1257 2013-11-08 15:18:40Z raasch
	199	! openacc loop vector clauses removed, independent clauses added
	200	!
	201	! 1246 2013-11-01 08:59:45Z heinze
	202	! enable nudging also for accelerator version
	203	!
	204	! 1241 2013-10-30 11:36:58Z heinze
	205	! usage of nudging enabled (so far not implemented for accelerator version)
	206	!
	207	! 1179 2013-06-14 05:57:58Z raasch
	208	! two arguments removed from routine buoyancy, ref_state updated on device
	209	!
	210	! 1128 2013-04-12 06:19:32Z raasch
	211	! those parts requiring global communication moved to time_integration,
	212	! loop index bounds in accelerator version replaced by i_left, i_right, j_south,
	213	! j_north
	214	!
	215	! 1115 2013-03-26 18:16:16Z hoffmann
[2155]	216	! optimized cloud physics: calculation of microphysical tendencies transfered
[1875]	217	! to microphysics.f90; qr and nr are only calculated if precipitation is required
	218	!
	219	! 1111 2013-03-08 23:54:10Z raasch
	220	! update directives for prognostic quantities removed
	221	!
	222	! 1106 2013-03-04 05:31:38Z raasch
	223	! small changes in code formatting
	224	!
	225	! 1092 2013-02-02 11:24:22Z raasch
	226	! unused variables removed
	227	!
	228	! 1053 2012-11-13 17:11:03Z hoffmann
	229	! implementation of two new prognostic equations for rain drop concentration (nr)
	230	! and rain water content (qr)
	231	!
	232	! currently, only available for cache loop optimization
	233	!
	234	! 1036 2012-10-22 13:43:42Z raasch
	235	! code put under GPL (PALM 3.9)
	236	!
	237	! 1019 2012-09-28 06:46:45Z raasch
	238	! non-optimized version of prognostic_equations removed
	239	!
	240	! 1015 2012-09-27 09:23:24Z raasch
	241	! new branch prognostic_equations_acc
	242	! OpenACC statements added + code changes required for GPU optimization
	243	!
	244	! 1001 2012-09-13 14:08:46Z raasch
	245	! all actions concerning leapfrog- and upstream-spline-scheme removed
	246	!
	247	! 978 2012-08-09 08:28:32Z fricke
	248	! km_damp_x and km_damp_y removed in calls of diffusion_u and diffusion_v
	249	! add ptdf_x, ptdf_y for damping the potential temperature at the inflow
	250	! boundary in case of non-cyclic lateral boundaries
	251	! Bugfix: first thread index changes for WS-scheme at the inflow
	252	!
	253	! 940 2012-07-09 14:31:00Z raasch
	254	! temperature equation can be switched off
	255	!
	256	! Revision 1.1 2000/04/13 14:56:27 schroeter
	257	! Initial revision
	258	!
	259	!
	260	! Description:
	261	! ------------
	262	!> Solving the prognostic equations.
	263	!------------------------------------------------------------------------------!
	264	MODULE prognostic_equations_mod
	265
	266
[2155]	267
[1875]	268	USE arrays_3d, &
[2292]	269	ONLY: diss_l_e, diss_l_nc, diss_l_nr, diss_l_pt, diss_l_q, diss_l_qc, &
	270	diss_l_qr, diss_l_s, diss_l_sa, diss_s_e, diss_s_nc, diss_s_nr, &
	271	diss_s_pt, diss_s_q, diss_s_qc, diss_s_qr, diss_s_s, diss_s_sa, &
	272	e, e_p, flux_s_e, flux_s_nc, flux_s_nr, flux_s_pt, flux_s_q, &
	273	flux_s_qc, flux_s_qr, flux_s_s, flux_s_sa, flux_l_e, flux_l_nc, &
	274	flux_l_nr, flux_l_pt, flux_l_q, flux_l_qc, flux_l_qr, flux_l_s, &
	275	flux_l_sa, nc, nc_p, nr, nr_p, pt, ptdf_x, ptdf_y, pt_init, &
	276	pt_p, prho, q, q_init, q_p, qc, qc_p, qr, qr_p, rdf, rdf_sc, &
	277	ref_state, rho_ocean, s, s_init, s_p, sa, sa_init, sa_p, tend, &
	278	te_m, tnc_m, tnr_m, tpt_m, tq_m, tqc_m, tqr_m, ts_m, tsa_m, &
	279	tu_m, tv_m, tw_m, u, ug, u_init, u_p, v, vg, vpt, v_init, v_p, &
	280	w, w_p
[2155]	281
[2696]	282	USE chemistry_model_mod, &
[2815]	283	ONLY: chem_integrate, chem_prognostic_equations, &
	284	chem_species, nspec, nvar, spc_names
[2696]	285
	286	USE chem_photolysis_mod, &
	287	ONLY: photolysis_control
	288
	289	USE chem_modules, &
	290	ONLY: call_chem_at_all_substeps, chem_gasphase_on
	291
[1875]	292	USE control_parameters, &
[2696]	293	ONLY: air_chemistry, call_microphysics_at_all_substeps, &
	294	cloud_physics, cloud_top_radiation, constant_diffusion, &
	295	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
	296	humidity, &
[1875]	297	inflow_l, intermediate_timestep_count, &
	298	intermediate_timestep_count_max, large_scale_forcing, &
[2746]	299	large_scale_subsidence, microphysics_morrison, &
[3021]	300	microphysics_seifert, microphysics_sat_adjust, nest_bound_s, &
	301	neutral, nudging, &
[2746]	302	ocean, outflow_l, outflow_s, passive_scalar, plant_canopy, &
	303	prho_reference, prho_reference, &
[1875]	304	prho_reference, pt_reference, pt_reference, pt_reference, &
	305	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	306	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	307	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3014]	308	ws_scheme_sca, urban_surface, land_surface
[1875]	309
	310	USE cpulog, &
[2696]	311	ONLY: cpu_log, log_point, log_point_s
[1875]	312
[2696]	313
[1875]	314	USE eqn_state_seawater_mod, &
	315	ONLY: eqn_state_seawater
	316
	317	USE indices, &
[2696]	318	ONLY: nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
	319	nzb, nzt, wall_flags_0
[1875]	320
	321	USE advec_ws, &
[2118]	322	ONLY: advec_s_ws, advec_u_ws, advec_v_ws, advec_w_ws
[1875]	323
	324	USE advec_s_bc_mod, &
	325	ONLY: advec_s_bc
	326
	327	USE advec_s_pw_mod, &
	328	ONLY: advec_s_pw
	329
	330	USE advec_s_up_mod, &
	331	ONLY: advec_s_up
	332
	333	USE advec_u_pw_mod, &
	334	ONLY: advec_u_pw
	335
	336	USE advec_u_up_mod, &
	337	ONLY: advec_u_up
	338
	339	USE advec_v_pw_mod, &
	340	ONLY: advec_v_pw
	341
	342	USE advec_v_up_mod, &
	343	ONLY: advec_v_up
	344
	345	USE advec_w_pw_mod, &
	346	ONLY: advec_w_pw
	347
	348	USE advec_w_up_mod, &
	349	ONLY: advec_w_up
	350
	351	USE buoyancy_mod, &
[2118]	352	ONLY: buoyancy
[1875]	353
	354	USE calc_radiation_mod, &
	355	ONLY: calc_radiation
[2155]	356
[1875]	357	USE coriolis_mod, &
[2118]	358	ONLY: coriolis
[1875]	359
	360	USE diffusion_s_mod, &
[2118]	361	ONLY: diffusion_s
[1875]	362
	363	USE diffusion_u_mod, &
[2118]	364	ONLY: diffusion_u
[1875]	365
	366	USE diffusion_v_mod, &
[2118]	367	ONLY: diffusion_v
[1875]	368
	369	USE diffusion_w_mod, &
[2118]	370	ONLY: diffusion_w
[1875]	371
	372	USE kinds
	373
[2320]	374	USE lsf_nudging_mod, &
	375	ONLY: ls_advec, nudge
[1875]	376
	377	USE microphysics_mod, &
	378	ONLY: microphysics_control
	379
	380	USE plant_canopy_model_mod, &
[2746]	381	ONLY: cthf, pcm_tendency
[1875]	382
	383	USE radiation_model_mod, &
[1976]	384	ONLY: radiation, radiation_tendency, &
[1875]	385	skip_time_do_radiation
	386
	387	USE statistics, &
	388	ONLY: hom
	389
	390	USE subsidence_mod, &
	391	ONLY: subsidence
	392
[2696]	393	USE turbulence_closure_mod, &
	394	ONLY: tcm_prognostic
	395
[1875]	396	USE user_actions_mod, &
	397	ONLY: user_actions
	398
[2232]	399	USE surface_mod, &
	400	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	401	surf_usm_v
	402
[1914]	403	USE wind_turbine_model_mod, &
[2563]	404	ONLY: wtm_tendencies
[1875]	405
[1914]	406
[1875]	407	PRIVATE
[2118]	408	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	409
	410	INTERFACE prognostic_equations_cache
	411	MODULE PROCEDURE prognostic_equations_cache
	412	END INTERFACE prognostic_equations_cache
	413
	414	INTERFACE prognostic_equations_vector
	415	MODULE PROCEDURE prognostic_equations_vector
	416	END INTERFACE prognostic_equations_vector
	417
	418
	419	CONTAINS
	420
	421
	422	!------------------------------------------------------------------------------!
	423	! Description:
	424	! ------------
	425	!> Version with one optimized loop over all equations. It is only allowed to
	426	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	427	!>
	428	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	429	!> so communication between CPUs is not allowed (does not make sense) within
	430	!> these loops.
	431	!>
	432	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	433	!------------------------------------------------------------------------------!
[2155]	434
[1875]	435	SUBROUTINE prognostic_equations_cache
	436
	437
	438	IMPLICIT NONE
	439
	440	INTEGER(iwp) :: i !<
	441	INTEGER(iwp) :: i_omp_start !<
	442	INTEGER(iwp) :: j !<
	443	INTEGER(iwp) :: k !<
	444	INTEGER(iwp) :: omp_get_thread_num !<
	445	INTEGER(iwp) :: tn = 0 !<
[2155]	446
[1875]	447	LOGICAL :: loop_start !<
[2696]	448	INTEGER :: n, lsp !< lsp running index for chem spcs
[1875]	449
	450
	451	!
	452	!-- Time measurement can only be performed for the whole set of equations
	453	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	454
	455	!
[2696]	456	!-- Calculation of chemical reactions. This is done outside of main loop,
	457	!-- since exchange of ghost points is required after this update of the
	458	!-- concentrations of chemical species
	459	IF ( air_chemistry ) THEN
	460	!
	461	!-- If required, calculate photolysis frequencies -
	462	!-- UNFINISHED: Why not before the intermediate timestep loop?
	463	IF ( intermediate_timestep_count == 1 ) THEN
	464	CALL photolysis_control
	465	ENDIF
	466	!
	467	!-- Chemical reactions
	468	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'start' )
	469
	470	IF ( chem_gasphase_on ) THEN
	471	DO i = nxl, nxr
	472	DO j = nys, nyn
	473
	474	IF ( intermediate_timestep_count == 1 .OR. &
	475	call_chem_at_all_substeps ) THEN
	476	CALL chem_integrate (i,j)
	477	ENDIF
	478	ENDDO
	479	ENDDO
	480	ENDIF
	481	!
	482	!-- Loop over chemical species
	483	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'start' )
	484	DO n = 1, nspec
	485	CALL exchange_horiz( chem_species(n)%conc, nbgp )
	486	ENDDO
	487	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'stop' )
	488
	489	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'stop' )
	490
	491	ENDIF
	492
	493	!
[2155]	494	!-- If required, calculate cloud microphysics
	495	IF ( cloud_physics .AND. .NOT. microphysics_sat_adjust .AND. &
	496	( intermediate_timestep_count == 1 .OR. &
[2192]	497	call_microphysics_at_all_substeps ) ) &
	498	THEN
[2261]	499	!$OMP PARALLEL PRIVATE (i,j)
[2192]	500	!$OMP DO
[2155]	501	DO i = nxlg, nxrg
	502	DO j = nysg, nyng
	503	CALL microphysics_control( i, j )
[2192]	504	ENDDO
	505	ENDDO
	506	!$OMP END PARALLEL
[2155]	507	ENDIF
	508
[2192]	509	!
	510	!-- Loop over all prognostic equations
[2261]	511	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn)
[2192]	512
	513	!$ tn = omp_get_thread_num()
	514	loop_start = .TRUE.
	515
	516	!$OMP DO
[1875]	517	DO i = nxl, nxr
	518
	519	!
	520	!-- Store the first loop index. It differs for each thread and is required
	521	!-- later in advec_ws
	522	IF ( loop_start ) THEN
	523	loop_start = .FALSE.
[2155]	524	i_omp_start = i
[1875]	525	ENDIF
	526
	527	DO j = nys, nyn
	528	!
	529	!-- Tendency terms for u-velocity component
	530	IF ( .NOT. outflow_l .OR. i > nxl ) THEN
	531
	532	tend(:,j,i) = 0.0_wp
	533	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	534	IF ( ws_scheme_mom ) THEN
	535	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	536	ELSE
[1875]	537	CALL advec_u_pw( i, j )
[2155]	538	ENDIF
[1875]	539	ELSE
	540	CALL advec_u_up( i, j )
	541	ENDIF
	542	CALL diffusion_u( i, j )
	543	CALL coriolis( i, j, 1 )
	544	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	545	CALL buoyancy( i, j, pt, 1 )
	546	ENDIF
	547
	548	!
	549	!-- Drag by plant canopy
	550	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	551
	552	!
	553	!-- External pressure gradient
	554	IF ( dp_external ) THEN
	555	DO k = dp_level_ind_b+1, nzt
	556	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	557	ENDDO
	558	ENDIF
	559
	560	!
	561	!-- Nudging
	562	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	563
[1914]	564	!
	565	!-- Forces by wind turbines
	566	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 1 )
	567
[1875]	568	CALL user_actions( i, j, 'u-tendency' )
	569	!
	570	!-- Prognostic equation for u-velocity component
[2232]	571	DO k = nzb+1, nzt
	572
	573	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	574	( tsc(2) * tend(k,j,i) + &
	575	tsc(3) * tu_m(k,j,i) ) &
	576	- tsc(5) * rdf(k) &
	577	* ( u(k,j,i) - u_init(k) ) &
	578	) * MERGE( 1.0_wp, 0.0_wp, &
	579	BTEST( wall_flags_0(k,j,i), 1 )&
	580	)
[1875]	581	ENDDO
	582
	583	!
	584	!-- Calculate tendencies for the next Runge-Kutta step
	585	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	586	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	587	DO k = nzb+1, nzt
[1875]	588	tu_m(k,j,i) = tend(k,j,i)
	589	ENDDO
	590	ELSEIF ( intermediate_timestep_count < &
	591	intermediate_timestep_count_max ) THEN
[2232]	592	DO k = nzb+1, nzt
	593	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	594	+ 5.3125_wp * tu_m(k,j,i)
[1875]	595	ENDDO
	596	ENDIF
	597	ENDIF
	598
	599	ENDIF
	600
	601	!
	602	!-- Tendency terms for v-velocity component
[3021]	603	IF ( (.NOT. outflow_s .AND. .NOT. nest_bound_s ) .OR. j > nys ) THEN
[1875]	604
	605	tend(:,j,i) = 0.0_wp
	606	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	607	IF ( ws_scheme_mom ) THEN
	608	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	609	ELSE
[1875]	610	CALL advec_v_pw( i, j )
	611	ENDIF
	612	ELSE
	613	CALL advec_v_up( i, j )
	614	ENDIF
	615	CALL diffusion_v( i, j )
	616	CALL coriolis( i, j, 2 )
	617
	618	!
	619	!-- Drag by plant canopy
[2155]	620	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	621
	622	!
	623	!-- External pressure gradient
	624	IF ( dp_external ) THEN
	625	DO k = dp_level_ind_b+1, nzt
	626	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	627	ENDDO
	628	ENDIF
	629
	630	!
	631	!-- Nudging
	632	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	633
[1914]	634	!
	635	!-- Forces by wind turbines
	636	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 2 )
	637
[1875]	638	CALL user_actions( i, j, 'v-tendency' )
	639	!
	640	!-- Prognostic equation for v-velocity component
[2232]	641	DO k = nzb+1, nzt
	642	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	643	( tsc(2) * tend(k,j,i) + &
	644	tsc(3) * tv_m(k,j,i) ) &
	645	- tsc(5) * rdf(k) &
	646	* ( v(k,j,i) - v_init(k) )&
	647	) * MERGE( 1.0_wp, 0.0_wp, &
	648	BTEST( wall_flags_0(k,j,i), 2 )&
	649	)
[1875]	650	ENDDO
	651
	652	!
	653	!-- Calculate tendencies for the next Runge-Kutta step
	654	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	655	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	656	DO k = nzb+1, nzt
[1875]	657	tv_m(k,j,i) = tend(k,j,i)
	658	ENDDO
	659	ELSEIF ( intermediate_timestep_count < &
	660	intermediate_timestep_count_max ) THEN
[2232]	661	DO k = nzb+1, nzt
	662	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	663	+ 5.3125_wp * tv_m(k,j,i)
[1875]	664	ENDDO
	665	ENDIF
	666	ENDIF
	667
	668	ENDIF
	669
	670	!
	671	!-- Tendency terms for w-velocity component
	672	tend(:,j,i) = 0.0_wp
	673	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	674	IF ( ws_scheme_mom ) THEN
	675	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	676	ELSE
[1875]	677	CALL advec_w_pw( i, j )
	678	END IF
	679	ELSE
	680	CALL advec_w_up( i, j )
	681	ENDIF
	682	CALL diffusion_w( i, j )
	683	CALL coriolis( i, j, 3 )
	684
	685	IF ( .NOT. neutral ) THEN
	686	IF ( ocean ) THEN
[2031]	687	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	688	ELSE
	689	IF ( .NOT. humidity ) THEN
	690	CALL buoyancy( i, j, pt, 3 )
	691	ELSE
	692	CALL buoyancy( i, j, vpt, 3 )
	693	ENDIF
	694	ENDIF
	695	ENDIF
	696
	697	!
	698	!-- Drag by plant canopy
	699	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	700
[1914]	701	!
	702	!-- Forces by wind turbines
	703	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 3 )
	704
[1875]	705	CALL user_actions( i, j, 'w-tendency' )
	706	!
	707	!-- Prognostic equation for w-velocity component
[2232]	708	DO k = nzb+1, nzt-1
	709	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	710	( tsc(2) * tend(k,j,i) + &
[1875]	711	tsc(3) * tw_m(k,j,i) ) &
[2232]	712	- tsc(5) * rdf(k) * w(k,j,i) &
	713	) * MERGE( 1.0_wp, 0.0_wp, &
	714	BTEST( wall_flags_0(k,j,i), 3 )&
	715	)
[1875]	716	ENDDO
	717
	718	!
	719	!-- Calculate tendencies for the next Runge-Kutta step
	720	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	721	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	722	DO k = nzb+1, nzt-1
[1875]	723	tw_m(k,j,i) = tend(k,j,i)
	724	ENDDO
	725	ELSEIF ( intermediate_timestep_count < &
	726	intermediate_timestep_count_max ) THEN
[2232]	727	DO k = nzb+1, nzt-1
	728	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	729	+ 5.3125_wp * tw_m(k,j,i)
[1875]	730	ENDDO
	731	ENDIF
	732	ENDIF
	733
	734	!
	735	!-- If required, compute prognostic equation for potential temperature
	736	IF ( .NOT. neutral ) THEN
	737	!
	738	!-- Tendency terms for potential temperature
	739	tend(:,j,i) = 0.0_wp
	740	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	741	IF ( ws_scheme_sca ) THEN
[2232]	742	CALL advec_s_ws( i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
[1875]	743	flux_l_pt, diss_l_pt, i_omp_start, tn )
	744	ELSE
	745	CALL advec_s_pw( i, j, pt )
	746	ENDIF
	747	ELSE
	748	CALL advec_s_up( i, j, pt )
	749	ENDIF
[2232]	750	CALL diffusion_s( i, j, pt, &
	751	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	752	surf_def_h(2)%shf, &
	753	surf_lsm_h%shf, surf_usm_h%shf, &
	754	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	755	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	756	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	757	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	758	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	759	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	760	!
	761	!-- If required compute heating/cooling due to long wave radiation
	762	!-- processes
	763	IF ( cloud_top_radiation ) THEN
	764	CALL calc_radiation( i, j )
	765	ENDIF
	766
	767	!
	768	!-- Consideration of heat sources within the plant canopy
[3014]	769	IF ( plant_canopy .AND. &
	770	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	771	CALL pcm_tendency( i, j, 4 )
	772	ENDIF
	773
	774	!
	775	!-- Large scale advection
	776	IF ( large_scale_forcing ) THEN
	777	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	778	ENDIF
[1875]	779
	780	!
	781	!-- Nudging
[2155]	782	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	783
	784	!
	785	!-- If required, compute effect of large-scale subsidence/ascent
	786	IF ( large_scale_subsidence .AND. &
	787	.NOT. use_subsidence_tendencies ) THEN
	788	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	789	ENDIF
	790
	791	!
	792	!-- If required, add tendency due to radiative heating/cooling
[1976]	793	IF ( radiation .AND. &
[1875]	794	simulated_time > skip_time_do_radiation ) THEN
	795	CALL radiation_tendency ( i, j, tend )
	796	ENDIF
	797
	798
	799	CALL user_actions( i, j, 'pt-tendency' )
	800	!
	801	!-- Prognostic equation for potential temperature
[2232]	802	DO k = nzb+1, nzt
	803	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	804	( tsc(2) * tend(k,j,i) + &
[1875]	805	tsc(3) * tpt_m(k,j,i) ) &
[2232]	806	- tsc(5) &
	807	* ( pt(k,j,i) - pt_init(k) ) &
	808	* ( rdf_sc(k) + ptdf_x(i) &
	809	+ ptdf_y(j) ) &
	810	) &
	811	* MERGE( 1.0_wp, 0.0_wp, &
	812	BTEST( wall_flags_0(k,j,i), 0 )&
	813	)
[1875]	814	ENDDO
	815
	816	!
	817	!-- Calculate tendencies for the next Runge-Kutta step
	818	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	819	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	820	DO k = nzb+1, nzt
[1875]	821	tpt_m(k,j,i) = tend(k,j,i)
	822	ENDDO
	823	ELSEIF ( intermediate_timestep_count < &
	824	intermediate_timestep_count_max ) THEN
[2232]	825	DO k = nzb+1, nzt
	826	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	827	5.3125_wp * tpt_m(k,j,i)
[1875]	828	ENDDO
	829	ENDIF
	830	ENDIF
	831
	832	ENDIF
	833
	834	!
	835	!-- If required, compute prognostic equation for salinity
	836	IF ( ocean ) THEN
	837
	838	!
	839	!-- Tendency-terms for salinity
	840	tend(:,j,i) = 0.0_wp
	841	IF ( timestep_scheme(1:5) == 'runge' ) &
	842	THEN
	843	IF ( ws_scheme_sca ) THEN
	844	CALL advec_s_ws( i, j, sa, 'sa', flux_s_sa, &
	845	diss_s_sa, flux_l_sa, diss_l_sa, i_omp_start, tn )
[2155]	846	ELSE
[1875]	847	CALL advec_s_pw( i, j, sa )
	848	ENDIF
	849	ELSE
	850	CALL advec_s_up( i, j, sa )
	851	ENDIF
[2232]	852	CALL diffusion_s( i, j, sa, &
	853	surf_def_h(0)%sasws, surf_def_h(1)%sasws, &
	854	surf_def_h(2)%sasws, &
	855	surf_lsm_h%sasws, surf_usm_h%sasws, &
	856	surf_def_v(0)%sasws, surf_def_v(1)%sasws, &
	857	surf_def_v(2)%sasws, surf_def_v(3)%sasws, &
	858	surf_lsm_v(0)%sasws, surf_lsm_v(1)%sasws, &
	859	surf_lsm_v(2)%sasws, surf_lsm_v(3)%sasws, &
	860	surf_usm_v(0)%sasws, surf_usm_v(1)%sasws, &
	861	surf_usm_v(2)%sasws, surf_usm_v(3)%sasws )
[1875]	862
	863	CALL user_actions( i, j, 'sa-tendency' )
	864
	865	!
	866	!-- Prognostic equation for salinity
[2232]	867	DO k = nzb+1, nzt
	868	sa_p(k,j,i) = sa(k,j,i) + ( dt_3d * &
	869	( tsc(2) * tend(k,j,i) + &
[1875]	870	tsc(3) * tsa_m(k,j,i) ) &
[2232]	871	- tsc(5) * rdf_sc(k) &
	872	* ( sa(k,j,i) - sa_init(k) )&
	873	) * MERGE( 1.0_wp, 0.0_wp, &
	874	BTEST( wall_flags_0(k,j,i), 0 )&
	875	)
[1875]	876	IF ( sa_p(k,j,i) < 0.0_wp ) sa_p(k,j,i) = 0.1_wp * sa(k,j,i)
	877	ENDDO
	878
	879	!
	880	!-- Calculate tendencies for the next Runge-Kutta step
	881	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	882	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	883	DO k = nzb+1, nzt
[1875]	884	tsa_m(k,j,i) = tend(k,j,i)
	885	ENDDO
	886	ELSEIF ( intermediate_timestep_count < &
	887	intermediate_timestep_count_max ) THEN
[2232]	888	DO k = nzb+1, nzt
	889	tsa_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	890	5.3125_wp * tsa_m(k,j,i)
	891	ENDDO
[1875]	892	ENDIF
	893	ENDIF
	894
	895	!
	896	!-- Calculate density by the equation of state for seawater
	897	CALL eqn_state_seawater( i, j )
	898
	899	ENDIF
	900
	901	!
[1960]	902	!-- If required, compute prognostic equation for total water content
	903	IF ( humidity ) THEN
[1875]	904
	905	!
	906	!-- Tendency-terms for total water content / scalar
	907	tend(:,j,i) = 0.0_wp
	908	IF ( timestep_scheme(1:5) == 'runge' ) &
	909	THEN
	910	IF ( ws_scheme_sca ) THEN
[2155]	911	CALL advec_s_ws( i, j, q, 'q', flux_s_q, &
[1875]	912	diss_s_q, flux_l_q, diss_l_q, i_omp_start, tn )
[2155]	913	ELSE
[1875]	914	CALL advec_s_pw( i, j, q )
	915	ENDIF
	916	ELSE
	917	CALL advec_s_up( i, j, q )
	918	ENDIF
[2232]	919	CALL diffusion_s( i, j, q, &
	920	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	921	surf_def_h(2)%qsws, &
	922	surf_lsm_h%qsws, surf_usm_h%qsws, &
	923	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	924	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	925	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	926	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	927	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	928	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	929
	930	!
[1960]	931	!-- Sink or source of humidity due to canopy elements
[1875]	932	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	933
	934	!
	935	!-- Large scale advection
	936	IF ( large_scale_forcing ) THEN
	937	CALL ls_advec( i, j, simulated_time, 'q' )
	938	ENDIF
	939
	940	!
	941	!-- Nudging
[2155]	942	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	943
	944	!
	945	!-- If required compute influence of large-scale subsidence/ascent
	946	IF ( large_scale_subsidence .AND. &
	947	.NOT. use_subsidence_tendencies ) THEN
	948	CALL subsidence( i, j, tend, q, q_init, 3 )
	949	ENDIF
	950
	951	CALL user_actions( i, j, 'q-tendency' )
	952
	953	!
	954	!-- Prognostic equation for total water content / scalar
[2232]	955	DO k = nzb+1, nzt
	956	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	957	( tsc(2) * tend(k,j,i) + &
[1875]	958	tsc(3) * tq_m(k,j,i) ) &
[2232]	959	- tsc(5) * rdf_sc(k) * &
	960	( q(k,j,i) - q_init(k) ) &
	961	) &
	962	* MERGE( 1.0_wp, 0.0_wp, &
	963	BTEST( wall_flags_0(k,j,i), 0 )&
	964	)
[1875]	965	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	966	ENDDO
	967
	968	!
	969	!-- Calculate tendencies for the next Runge-Kutta step
	970	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	971	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	972	DO k = nzb+1, nzt
[1875]	973	tq_m(k,j,i) = tend(k,j,i)
	974	ENDDO
	975	ELSEIF ( intermediate_timestep_count < &
	976	intermediate_timestep_count_max ) THEN
[2232]	977	DO k = nzb+1, nzt
	978	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	979	5.3125_wp * tq_m(k,j,i)
[1875]	980	ENDDO
	981	ENDIF
	982	ENDIF
	983
	984	!
[2292]	985	!-- If required, calculate prognostic equations for cloud water content
	986	!-- and cloud drop concentration
	987	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	988	!
	989	!-- Calculate prognostic equation for cloud water content
	990	tend(:,j,i) = 0.0_wp
	991	IF ( timestep_scheme(1:5) == 'runge' ) &
	992	THEN
	993	IF ( ws_scheme_sca ) THEN
	994	CALL advec_s_ws( i, j, qc, 'qc', flux_s_qc, &
	995	diss_s_qc, flux_l_qc, diss_l_qc, &
	996	i_omp_start, tn )
	997	ELSE
	998	CALL advec_s_pw( i, j, qc )
	999	ENDIF
	1000	ELSE
	1001	CALL advec_s_up( i, j, qc )
	1002	ENDIF
	1003	CALL diffusion_s( i, j, qc, &
	1004	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	1005	surf_def_h(2)%qcsws, &
	1006	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	1007	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	1008	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1009	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1010	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1011	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1012	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1013
	1014	!
	1015	!-- Prognostic equation for cloud water content
	1016	DO k = nzb+1, nzt
	1017	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * &
	1018	( tsc(2) * tend(k,j,i) + &
	1019	tsc(3) * tqc_m(k,j,i) )&
	1020	- tsc(5) * rdf_sc(k) &
	1021	* qc(k,j,i) &
	1022	) &
	1023	* MERGE( 1.0_wp, 0.0_wp, &
	1024	BTEST( wall_flags_0(k,j,i), 0 )&
	1025	)
	1026	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1027	ENDDO
	1028	!
	1029	!-- Calculate tendencies for the next Runge-Kutta step
	1030	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1031	IF ( intermediate_timestep_count == 1 ) THEN
	1032	DO k = nzb+1, nzt
	1033	tqc_m(k,j,i) = tend(k,j,i)
	1034	ENDDO
	1035	ELSEIF ( intermediate_timestep_count < &
	1036	intermediate_timestep_count_max ) THEN
	1037	DO k = nzb+1, nzt
	1038	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1039	5.3125_wp * tqc_m(k,j,i)
	1040	ENDDO
	1041	ENDIF
	1042	ENDIF
	1043
	1044	!
	1045	!-- Calculate prognostic equation for cloud drop concentration.
	1046	tend(:,j,i) = 0.0_wp
	1047	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1048	IF ( ws_scheme_sca ) THEN
	1049	CALL advec_s_ws( i, j, nc, 'nc', flux_s_nc, &
	1050	diss_s_nc, flux_l_nc, diss_l_nc, &
	1051	i_omp_start, tn )
	1052	ELSE
	1053	CALL advec_s_pw( i, j, nc )
	1054	ENDIF
	1055	ELSE
	1056	CALL advec_s_up( i, j, nc )
	1057	ENDIF
	1058	CALL diffusion_s( i, j, nc, &
	1059	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	1060	surf_def_h(2)%ncsws, &
	1061	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	1062	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	1063	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	1064	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	1065	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	1066	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	1067	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	1068
	1069	!
	1070	!-- Prognostic equation for cloud drop concentration
	1071	DO k = nzb+1, nzt
	1072	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * &
	1073	( tsc(2) * tend(k,j,i) + &
	1074	tsc(3) * tnc_m(k,j,i) )&
	1075	- tsc(5) * rdf_sc(k) &
	1076	* nc(k,j,i) &
	1077	) &
	1078	* MERGE( 1.0_wp, 0.0_wp, &
	1079	BTEST( wall_flags_0(k,j,i), 0 )&
	1080	)
	1081	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	1082	ENDDO
	1083	!
	1084	!-- Calculate tendencies for the next Runge-Kutta step
	1085	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1086	IF ( intermediate_timestep_count == 1 ) THEN
	1087	DO k = nzb+1, nzt
	1088	tnc_m(k,j,i) = tend(k,j,i)
	1089	ENDDO
	1090	ELSEIF ( intermediate_timestep_count < &
	1091	intermediate_timestep_count_max ) THEN
	1092	DO k = nzb+1, nzt
	1093	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1094	5.3125_wp * tnc_m(k,j,i)
	1095	ENDDO
	1096	ENDIF
	1097	ENDIF
	1098
	1099	ENDIF
	1100	!
[2155]	1101	!-- If required, calculate prognostic equations for rain water content
[1875]	1102	!-- and rain drop concentration
	1103	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	1104	!
	1105	!-- Calculate prognostic equation for rain water content
	1106	tend(:,j,i) = 0.0_wp
	1107	IF ( timestep_scheme(1:5) == 'runge' ) &
	1108	THEN
	1109	IF ( ws_scheme_sca ) THEN
[2155]	1110	CALL advec_s_ws( i, j, qr, 'qr', flux_s_qr, &
[1875]	1111	diss_s_qr, flux_l_qr, diss_l_qr, &
	1112	i_omp_start, tn )
[2155]	1113	ELSE
[1875]	1114	CALL advec_s_pw( i, j, qr )
	1115	ENDIF
	1116	ELSE
	1117	CALL advec_s_up( i, j, qr )
	1118	ENDIF
[2232]	1119	CALL diffusion_s( i, j, qr, &
	1120	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	1121	surf_def_h(2)%qrsws, &
	1122	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	1123	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	1124	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	1125	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	1126	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	1127	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	1128	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	1129
	1130	!
	1131	!-- Prognostic equation for rain water content
[2232]	1132	DO k = nzb+1, nzt
	1133	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * &
	1134	( tsc(2) * tend(k,j,i) + &
	1135	tsc(3) * tqr_m(k,j,i) )&
	1136	- tsc(5) * rdf_sc(k) &
	1137	* qr(k,j,i) &
	1138	) &
	1139	* MERGE( 1.0_wp, 0.0_wp, &
	1140	BTEST( wall_flags_0(k,j,i), 0 )&
	1141	)
[1875]	1142	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	1143	ENDDO
	1144	!
	1145	!-- Calculate tendencies for the next Runge-Kutta step
	1146	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1147	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1148	DO k = nzb+1, nzt
[1875]	1149	tqr_m(k,j,i) = tend(k,j,i)
	1150	ENDDO
	1151	ELSEIF ( intermediate_timestep_count < &
	1152	intermediate_timestep_count_max ) THEN
[2232]	1153	DO k = nzb+1, nzt
	1154	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1155	5.3125_wp * tqr_m(k,j,i)
[1875]	1156	ENDDO
	1157	ENDIF
	1158	ENDIF
	1159
	1160	!
	1161	!-- Calculate prognostic equation for rain drop concentration.
	1162	tend(:,j,i) = 0.0_wp
	1163	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1164	IF ( ws_scheme_sca ) THEN
[2155]	1165	CALL advec_s_ws( i, j, nr, 'nr', flux_s_nr, &
[1875]	1166	diss_s_nr, flux_l_nr, diss_l_nr, &
	1167	i_omp_start, tn )
[2155]	1168	ELSE
[1875]	1169	CALL advec_s_pw( i, j, nr )
	1170	ENDIF
	1171	ELSE
	1172	CALL advec_s_up( i, j, nr )
	1173	ENDIF
[2232]	1174	CALL diffusion_s( i, j, nr, &
	1175	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	1176	surf_def_h(2)%nrsws, &
	1177	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	1178	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	1179	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	1180	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	1181	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	1182	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	1183	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	1184
	1185	!
	1186	!-- Prognostic equation for rain drop concentration
[2232]	1187	DO k = nzb+1, nzt
	1188	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * &
	1189	( tsc(2) * tend(k,j,i) + &
	1190	tsc(3) * tnr_m(k,j,i) )&
	1191	- tsc(5) * rdf_sc(k) &
	1192	* nr(k,j,i) &
	1193	) &
	1194	* MERGE( 1.0_wp, 0.0_wp, &
	1195	BTEST( wall_flags_0(k,j,i), 0 )&
	1196	)
[1875]	1197	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	1198	ENDDO
	1199	!
	1200	!-- Calculate tendencies for the next Runge-Kutta step
	1201	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1202	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1203	DO k = nzb+1, nzt
[1875]	1204	tnr_m(k,j,i) = tend(k,j,i)
	1205	ENDDO
	1206	ELSEIF ( intermediate_timestep_count < &
	1207	intermediate_timestep_count_max ) THEN
[2232]	1208	DO k = nzb+1, nzt
	1209	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1210	5.3125_wp * tnr_m(k,j,i)
[1875]	1211	ENDDO
	1212	ENDIF
	1213	ENDIF
	1214
	1215	ENDIF
	1216
	1217	ENDIF
[2155]	1218
[1960]	1219	!
	1220	!-- If required, compute prognostic equation for scalar
	1221	IF ( passive_scalar ) THEN
	1222	!
	1223	!-- Tendency-terms for total water content / scalar
	1224	tend(:,j,i) = 0.0_wp
	1225	IF ( timestep_scheme(1:5) == 'runge' ) &
	1226	THEN
	1227	IF ( ws_scheme_sca ) THEN
[2155]	1228	CALL advec_s_ws( i, j, s, 's', flux_s_s, &
[1960]	1229	diss_s_s, flux_l_s, diss_l_s, i_omp_start, tn )
[2155]	1230	ELSE
[1960]	1231	CALL advec_s_pw( i, j, s )
	1232	ENDIF
	1233	ELSE
	1234	CALL advec_s_up( i, j, s )
	1235	ENDIF
[2232]	1236	CALL diffusion_s( i, j, s, &
	1237	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1238	surf_def_h(2)%ssws, &
	1239	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1240	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1241	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1242	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1243	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1244	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1245	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	1246
	1247	!
[1960]	1248	!-- Sink or source of scalar concentration due to canopy elements
	1249	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	1250
	1251	!
	1252	!-- Large scale advection, still need to be extended for scalars
	1253	! IF ( large_scale_forcing ) THEN
	1254	! CALL ls_advec( i, j, simulated_time, 's' )
	1255	! ENDIF
	1256
	1257	!
	1258	!-- Nudging, still need to be extended for scalars
[2155]	1259	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	1260
	1261	!
	1262	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	1263	!-- Note, the last argument is of no meaning in this case, as it is
	1264	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	1265	!-- date not implemented for scalars.
	1266	IF ( large_scale_subsidence .AND. &
	1267	.NOT. use_subsidence_tendencies .AND. &
	1268	.NOT. large_scale_forcing ) THEN
	1269	CALL subsidence( i, j, tend, s, s_init, 3 )
	1270	ENDIF
	1271
	1272	CALL user_actions( i, j, 's-tendency' )
	1273
	1274	!
	1275	!-- Prognostic equation for scalar
[2232]	1276	DO k = nzb+1, nzt
	1277	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	1278	( tsc(2) * tend(k,j,i) + &
	1279	tsc(3) * ts_m(k,j,i) ) &
	1280	- tsc(5) * rdf_sc(k) &
	1281	* ( s(k,j,i) - s_init(k) )&
	1282	) &
	1283	* MERGE( 1.0_wp, 0.0_wp, &
	1284	BTEST( wall_flags_0(k,j,i), 0 )&
	1285	)
[1960]	1286	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1287	ENDDO
	1288
	1289	!
	1290	!-- Calculate tendencies for the next Runge-Kutta step
	1291	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1292	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1293	DO k = nzb+1, nzt
[1960]	1294	ts_m(k,j,i) = tend(k,j,i)
	1295	ENDDO
	1296	ELSEIF ( intermediate_timestep_count < &
	1297	intermediate_timestep_count_max ) THEN
[2232]	1298	DO k = nzb+1, nzt
	1299	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1300	5.3125_wp * ts_m(k,j,i)
[1960]	1301	ENDDO
	1302	ENDIF
	1303	ENDIF
	1304
[2155]	1305	ENDIF
[1960]	1306	!
[2696]	1307	!-- Calculate prognostic equations for turbulence closure
	1308	CALL tcm_prognostic( i, j, i_omp_start, tn )
[1875]	1309
	1310	!
[2696]	1311	!-- If required, compute prognostic equation for chemical quantites
	1312	IF ( air_chemistry ) THEN
	1313	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
[1875]	1314	!
[2696]	1315	!-- Loop over chemical species
[2815]	1316	DO lsp = 1, nvar
	1317	CALL chem_prognostic_equations ( chem_species(lsp)%conc_p, &
[2696]	1318	chem_species(lsp)%conc, &
	1319	chem_species(lsp)%tconc_m, &
	1320	chem_species(lsp)%conc_pr_init, &
	1321	i, j, i_omp_start, tn, lsp, &
	1322	chem_species(lsp)%flux_s_cs, &
	1323	chem_species(lsp)%diss_s_cs, &
	1324	chem_species(lsp)%flux_l_cs, &
	1325	chem_species(lsp)%diss_l_cs )
[1875]	1326	ENDDO
	1327
[2696]	1328	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	1329	ENDIF ! Chemicals equations
[1875]	1330
	1331	ENDDO
	1332	ENDDO
[2192]	1333	!$OMP END PARALLEL
[1875]	1334
[2232]	1335
[1875]	1336	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	1337
	1338
	1339	END SUBROUTINE prognostic_equations_cache
	1340
	1341
	1342	!------------------------------------------------------------------------------!
	1343	! Description:
	1344	! ------------
	1345	!> Version for vector machines
	1346	!------------------------------------------------------------------------------!
[2155]	1347
[1875]	1348	SUBROUTINE prognostic_equations_vector
	1349
	1350
	1351	IMPLICIT NONE
	1352
[2815]	1353	INTEGER(iwp) :: i !<
	1354	INTEGER(iwp) :: j !<
	1355	INTEGER(iwp) :: k !<
	1356	INTEGER(iwp) :: lsp !< running index for chemical species
[1875]	1357
	1358	REAL(wp) :: sbt !<
	1359
	1360
	1361	!
	1362	!-- If required, calculate cloud microphysical impacts
	1363	IF ( cloud_physics .AND. .NOT. microphysics_sat_adjust .AND. &
	1364	( intermediate_timestep_count == 1 .OR. &
	1365	call_microphysics_at_all_substeps ) &
	1366	) THEN
	1367	CALL cpu_log( log_point(51), 'microphysics', 'start' )
	1368	CALL microphysics_control
	1369	CALL cpu_log( log_point(51), 'microphysics', 'stop' )
	1370	ENDIF
	1371
	1372	!
	1373	!-- u-velocity component
	1374	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	1375
	1376	tend = 0.0_wp
	1377	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1378	IF ( ws_scheme_mom ) THEN
	1379	CALL advec_u_ws
	1380	ELSE
	1381	CALL advec_u_pw
	1382	ENDIF
	1383	ELSE
	1384	CALL advec_u_up
	1385	ENDIF
	1386	CALL diffusion_u
	1387	CALL coriolis( 1 )
	1388	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	1389	CALL buoyancy( pt, 1 )
	1390	ENDIF
	1391
	1392	!
	1393	!-- Drag by plant canopy
	1394	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	1395
	1396	!
	1397	!-- External pressure gradient
	1398	IF ( dp_external ) THEN
	1399	DO i = nxlu, nxr
	1400	DO j = nys, nyn
	1401	DO k = dp_level_ind_b+1, nzt
	1402	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	1403	ENDDO
	1404	ENDDO
	1405	ENDDO
	1406	ENDIF
	1407
	1408	!
	1409	!-- Nudging
	1410	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	1411
[1914]	1412	!
	1413	!-- Forces by wind turbines
	1414	IF ( wind_turbine ) CALL wtm_tendencies( 1 )
	1415
[1875]	1416	CALL user_actions( 'u-tendency' )
	1417
	1418	!
	1419	!-- Prognostic equation for u-velocity component
	1420	DO i = nxlu, nxr
	1421	DO j = nys, nyn
[2232]	1422	DO k = nzb+1, nzt
	1423	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1424	tsc(3) * tu_m(k,j,i) ) &
	1425	- tsc(5) * rdf(k) * &
	1426	( u(k,j,i) - u_init(k) ) &
	1427	) * MERGE( 1.0_wp, 0.0_wp, &
	1428	BTEST( wall_flags_0(k,j,i), 1 ) &
	1429	)
[1875]	1430	ENDDO
	1431	ENDDO
	1432	ENDDO
	1433
	1434	!
	1435	!-- Calculate tendencies for the next Runge-Kutta step
	1436	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1437	IF ( intermediate_timestep_count == 1 ) THEN
	1438	DO i = nxlu, nxr
	1439	DO j = nys, nyn
[2232]	1440	DO k = nzb+1, nzt
[1875]	1441	tu_m(k,j,i) = tend(k,j,i)
	1442	ENDDO
	1443	ENDDO
	1444	ENDDO
	1445	ELSEIF ( intermediate_timestep_count < &
	1446	intermediate_timestep_count_max ) THEN
	1447	DO i = nxlu, nxr
	1448	DO j = nys, nyn
[2232]	1449	DO k = nzb+1, nzt
	1450	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1451	+ 5.3125_wp * tu_m(k,j,i)
[1875]	1452	ENDDO
	1453	ENDDO
	1454	ENDDO
	1455	ENDIF
	1456	ENDIF
	1457
	1458	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	1459
	1460	!
	1461	!-- v-velocity component
	1462	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	1463
	1464	tend = 0.0_wp
	1465	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1466	IF ( ws_scheme_mom ) THEN
	1467	CALL advec_v_ws
[2155]	1468	ELSE
[1875]	1469	CALL advec_v_pw
	1470	END IF
	1471	ELSE
	1472	CALL advec_v_up
	1473	ENDIF
	1474	CALL diffusion_v
	1475	CALL coriolis( 2 )
	1476
	1477	!
	1478	!-- Drag by plant canopy
	1479	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1480
	1481	!
	1482	!-- External pressure gradient
	1483	IF ( dp_external ) THEN
	1484	DO i = nxl, nxr
	1485	DO j = nysv, nyn
	1486	DO k = dp_level_ind_b+1, nzt
	1487	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1488	ENDDO
	1489	ENDDO
	1490	ENDDO
	1491	ENDIF
	1492
	1493	!
	1494	!-- Nudging
	1495	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1496
[1914]	1497	!
	1498	!-- Forces by wind turbines
	1499	IF ( wind_turbine ) CALL wtm_tendencies( 2 )
	1500
[1875]	1501	CALL user_actions( 'v-tendency' )
	1502
	1503	!
	1504	!-- Prognostic equation for v-velocity component
	1505	DO i = nxl, nxr
	1506	DO j = nysv, nyn
[2232]	1507	DO k = nzb+1, nzt
	1508	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1509	tsc(3) * tv_m(k,j,i) ) &
	1510	- tsc(5) * rdf(k) * &
	1511	( v(k,j,i) - v_init(k) ) &
	1512	) * MERGE( 1.0_wp, 0.0_wp, &
	1513	BTEST( wall_flags_0(k,j,i), 2 )&
	1514	)
[1875]	1515	ENDDO
	1516	ENDDO
	1517	ENDDO
	1518
	1519	!
	1520	!-- Calculate tendencies for the next Runge-Kutta step
	1521	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1522	IF ( intermediate_timestep_count == 1 ) THEN
	1523	DO i = nxl, nxr
	1524	DO j = nysv, nyn
[2232]	1525	DO k = nzb+1, nzt
[1875]	1526	tv_m(k,j,i) = tend(k,j,i)
	1527	ENDDO
	1528	ENDDO
	1529	ENDDO
	1530	ELSEIF ( intermediate_timestep_count < &
	1531	intermediate_timestep_count_max ) THEN
	1532	DO i = nxl, nxr
	1533	DO j = nysv, nyn
[2232]	1534	DO k = nzb+1, nzt
	1535	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1536	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1537	ENDDO
	1538	ENDDO
	1539	ENDDO
	1540	ENDIF
	1541	ENDIF
	1542
	1543	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1544
	1545	!
	1546	!-- w-velocity component
	1547	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1548
	1549	tend = 0.0_wp
	1550	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1551	IF ( ws_scheme_mom ) THEN
	1552	CALL advec_w_ws
	1553	ELSE
	1554	CALL advec_w_pw
	1555	ENDIF
	1556	ELSE
	1557	CALL advec_w_up
	1558	ENDIF
	1559	CALL diffusion_w
	1560	CALL coriolis( 3 )
	1561
	1562	IF ( .NOT. neutral ) THEN
	1563	IF ( ocean ) THEN
[2031]	1564	CALL buoyancy( rho_ocean, 3 )
[1875]	1565	ELSE
	1566	IF ( .NOT. humidity ) THEN
	1567	CALL buoyancy( pt, 3 )
	1568	ELSE
	1569	CALL buoyancy( vpt, 3 )
	1570	ENDIF
	1571	ENDIF
	1572	ENDIF
	1573
	1574	!
	1575	!-- Drag by plant canopy
	1576	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1577
[1914]	1578	!
	1579	!-- Forces by wind turbines
	1580	IF ( wind_turbine ) CALL wtm_tendencies( 3 )
	1581
[1875]	1582	CALL user_actions( 'w-tendency' )
	1583
	1584	!
	1585	!-- Prognostic equation for w-velocity component
	1586	DO i = nxl, nxr
	1587	DO j = nys, nyn
[2232]	1588	DO k = nzb+1, nzt-1
	1589	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1590	tsc(3) * tw_m(k,j,i) ) &
	1591	- tsc(5) * rdf(k) * w(k,j,i) &
	1592	) * MERGE( 1.0_wp, 0.0_wp, &
	1593	BTEST( wall_flags_0(k,j,i), 3 )&
	1594	)
[1875]	1595	ENDDO
	1596	ENDDO
	1597	ENDDO
	1598
	1599	!
	1600	!-- Calculate tendencies for the next Runge-Kutta step
	1601	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1602	IF ( intermediate_timestep_count == 1 ) THEN
	1603	DO i = nxl, nxr
	1604	DO j = nys, nyn
[2232]	1605	DO k = nzb+1, nzt-1
[1875]	1606	tw_m(k,j,i) = tend(k,j,i)
	1607	ENDDO
	1608	ENDDO
	1609	ENDDO
	1610	ELSEIF ( intermediate_timestep_count < &
	1611	intermediate_timestep_count_max ) THEN
	1612	DO i = nxl, nxr
	1613	DO j = nys, nyn
[2232]	1614	DO k = nzb+1, nzt-1
	1615	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1616	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1617	ENDDO
	1618	ENDDO
	1619	ENDDO
	1620	ENDIF
	1621	ENDIF
	1622
	1623	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1624
	1625
	1626	!
	1627	!-- If required, compute prognostic equation for potential temperature
	1628	IF ( .NOT. neutral ) THEN
	1629
	1630	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1631
	1632	!
	1633	!-- pt-tendency terms with communication
	1634	sbt = tsc(2)
	1635	IF ( scalar_advec == 'bc-scheme' ) THEN
	1636
	1637	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1638	!
	1639	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1640	sbt = 1.0_wp
	1641	ENDIF
	1642	tend = 0.0_wp
	1643	CALL advec_s_bc( pt, 'pt' )
	1644
	1645	ENDIF
	1646
	1647	!
	1648	!-- pt-tendency terms with no communication
	1649	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1650	tend = 0.0_wp
	1651	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1652	IF ( ws_scheme_sca ) THEN
	1653	CALL advec_s_ws( pt, 'pt' )
	1654	ELSE
	1655	CALL advec_s_pw( pt )
	1656	ENDIF
	1657	ELSE
	1658	CALL advec_s_up( pt )
	1659	ENDIF
	1660	ENDIF
	1661
[2232]	1662	CALL diffusion_s( pt, &
	1663	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1664	surf_def_h(2)%shf, &
	1665	surf_lsm_h%shf, surf_usm_h%shf, &
	1666	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1667	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1668	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1669	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1670	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1671	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1672	!
	1673	!-- If required compute heating/cooling due to long wave radiation processes
	1674	IF ( cloud_top_radiation ) THEN
	1675	CALL calc_radiation
	1676	ENDIF
	1677
	1678	!
	1679	!-- Consideration of heat sources within the plant canopy
[3014]	1680	IF ( plant_canopy .AND. &
	1681	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1682	CALL pcm_tendency( 4 )
	1683	ENDIF
	1684
	1685	!
	1686	!-- Large scale advection
	1687	IF ( large_scale_forcing ) THEN
	1688	CALL ls_advec( simulated_time, 'pt' )
	1689	ENDIF
	1690
	1691	!
	1692	!-- Nudging
[2155]	1693	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1694
	1695	!
	1696	!-- If required compute influence of large-scale subsidence/ascent
	1697	IF ( large_scale_subsidence .AND. &
	1698	.NOT. use_subsidence_tendencies ) THEN
	1699	CALL subsidence( tend, pt, pt_init, 2 )
	1700	ENDIF
	1701
	1702	!
	1703	!-- If required, add tendency due to radiative heating/cooling
[1976]	1704	IF ( radiation .AND. &
[1875]	1705	simulated_time > skip_time_do_radiation ) THEN
	1706	CALL radiation_tendency ( tend )
	1707	ENDIF
	1708
	1709	CALL user_actions( 'pt-tendency' )
	1710
	1711	!
	1712	!-- Prognostic equation for potential temperature
	1713	DO i = nxl, nxr
	1714	DO j = nys, nyn
[2232]	1715	DO k = nzb+1, nzt
	1716	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1717	tsc(3) * tpt_m(k,j,i) ) &
	1718	- tsc(5) * &
	1719	( pt(k,j,i) - pt_init(k) ) *&
	1720	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1721	) &
	1722	* MERGE( 1.0_wp, 0.0_wp, &
	1723	BTEST( wall_flags_0(k,j,i), 0 ) &
	1724	)
[1875]	1725	ENDDO
	1726	ENDDO
	1727	ENDDO
	1728	!
	1729	!-- Calculate tendencies for the next Runge-Kutta step
	1730	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1731	IF ( intermediate_timestep_count == 1 ) THEN
	1732	DO i = nxl, nxr
	1733	DO j = nys, nyn
[2232]	1734	DO k = nzb+1, nzt
[1875]	1735	tpt_m(k,j,i) = tend(k,j,i)
	1736	ENDDO
	1737	ENDDO
	1738	ENDDO
	1739	ELSEIF ( intermediate_timestep_count < &
	1740	intermediate_timestep_count_max ) THEN
	1741	DO i = nxl, nxr
	1742	DO j = nys, nyn
[2232]	1743	DO k = nzb+1, nzt
	1744	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1745	5.3125_wp * tpt_m(k,j,i)
[1875]	1746	ENDDO
	1747	ENDDO
	1748	ENDDO
	1749	ENDIF
	1750	ENDIF
	1751
	1752	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1753
	1754	ENDIF
	1755
	1756	!
	1757	!-- If required, compute prognostic equation for salinity
	1758	IF ( ocean ) THEN
	1759
	1760	CALL cpu_log( log_point(37), 'sa-equation', 'start' )
	1761
	1762	!
	1763	!-- sa-tendency terms with communication
	1764	sbt = tsc(2)
	1765	IF ( scalar_advec == 'bc-scheme' ) THEN
	1766
	1767	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1768	!
	1769	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1770	sbt = 1.0_wp
	1771	ENDIF
	1772	tend = 0.0_wp
	1773	CALL advec_s_bc( sa, 'sa' )
	1774
	1775	ENDIF
	1776
	1777	!
	1778	!-- sa-tendency terms with no communication
	1779	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1780	tend = 0.0_wp
	1781	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1782	IF ( ws_scheme_sca ) THEN
	1783	CALL advec_s_ws( sa, 'sa' )
	1784	ELSE
	1785	CALL advec_s_pw( sa )
	1786	ENDIF
	1787	ELSE
	1788	CALL advec_s_up( sa )
	1789	ENDIF
	1790	ENDIF
	1791
[2232]	1792	CALL diffusion_s( sa, &
	1793	surf_def_h(0)%sasws, surf_def_h(1)%sasws, &
	1794	surf_def_h(2)%sasws, &
	1795	surf_lsm_h%sasws, surf_usm_h%sasws, &
	1796	surf_def_v(0)%sasws, surf_def_v(1)%sasws, &
	1797	surf_def_v(2)%sasws, surf_def_v(3)%sasws, &
	1798	surf_lsm_v(0)%sasws, surf_lsm_v(1)%sasws, &
	1799	surf_lsm_v(2)%sasws, surf_lsm_v(3)%sasws, &
	1800	surf_usm_v(0)%sasws, surf_usm_v(1)%sasws, &
	1801	surf_usm_v(2)%sasws, surf_usm_v(3)%sasws )
[2155]	1802
[1875]	1803	CALL user_actions( 'sa-tendency' )
	1804
	1805	!
	1806	!-- Prognostic equation for salinity
	1807	DO i = nxl, nxr
	1808	DO j = nys, nyn
[2232]	1809	DO k = nzb+1, nzt
	1810	sa_p(k,j,i) = sa(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1811	tsc(3) * tsa_m(k,j,i) ) &
	1812	- tsc(5) * rdf_sc(k) * &
	1813	( sa(k,j,i) - sa_init(k) ) &
	1814	) &
	1815	* MERGE( 1.0_wp, 0.0_wp, &
	1816	BTEST( wall_flags_0(k,j,i), 0 ) &
	1817	)
[1875]	1818	IF ( sa_p(k,j,i) < 0.0_wp ) sa_p(k,j,i) = 0.1_wp * sa(k,j,i)
	1819	ENDDO
	1820	ENDDO
	1821	ENDDO
	1822
	1823	!
	1824	!-- Calculate tendencies for the next Runge-Kutta step
	1825	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1826	IF ( intermediate_timestep_count == 1 ) THEN
	1827	DO i = nxl, nxr
	1828	DO j = nys, nyn
[2232]	1829	DO k = nzb+1, nzt
[1875]	1830	tsa_m(k,j,i) = tend(k,j,i)
	1831	ENDDO
	1832	ENDDO
	1833	ENDDO
	1834	ELSEIF ( intermediate_timestep_count < &
	1835	intermediate_timestep_count_max ) THEN
	1836	DO i = nxl, nxr
	1837	DO j = nys, nyn
[2232]	1838	DO k = nzb+1, nzt
	1839	tsa_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1840	5.3125_wp * tsa_m(k,j,i)
[1875]	1841	ENDDO
	1842	ENDDO
	1843	ENDDO
	1844	ENDIF
	1845	ENDIF
	1846
	1847	CALL cpu_log( log_point(37), 'sa-equation', 'stop' )
	1848
	1849	!
	1850	!-- Calculate density by the equation of state for seawater
	1851	CALL cpu_log( log_point(38), 'eqns-seawater', 'start' )
	1852	CALL eqn_state_seawater
	1853	CALL cpu_log( log_point(38), 'eqns-seawater', 'stop' )
	1854
	1855	ENDIF
	1856
	1857	!
[1960]	1858	!-- If required, compute prognostic equation for total water content
	1859	IF ( humidity ) THEN
[1875]	1860
[1960]	1861	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1862
	1863	!
	1864	!-- Scalar/q-tendency terms with communication
	1865	sbt = tsc(2)
	1866	IF ( scalar_advec == 'bc-scheme' ) THEN
	1867
	1868	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1869	!
	1870	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1871	sbt = 1.0_wp
	1872	ENDIF
	1873	tend = 0.0_wp
	1874	CALL advec_s_bc( q, 'q' )
	1875
	1876	ENDIF
	1877
	1878	!
	1879	!-- Scalar/q-tendency terms with no communication
	1880	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1881	tend = 0.0_wp
	1882	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1883	IF ( ws_scheme_sca ) THEN
	1884	CALL advec_s_ws( q, 'q' )
	1885	ELSE
	1886	CALL advec_s_pw( q )
	1887	ENDIF
	1888	ELSE
	1889	CALL advec_s_up( q )
	1890	ENDIF
	1891	ENDIF
	1892
[2232]	1893	CALL diffusion_s( q, &
	1894	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1895	surf_def_h(2)%qsws, &
	1896	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1897	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1898	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1899	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1900	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1901	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1902	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1903
[1875]	1904	!
[1960]	1905	!-- Sink or source of humidity due to canopy elements
[1875]	1906	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1907
	1908	!
	1909	!-- Large scale advection
	1910	IF ( large_scale_forcing ) THEN
	1911	CALL ls_advec( simulated_time, 'q' )
	1912	ENDIF
	1913
	1914	!
	1915	!-- Nudging
[2155]	1916	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1917
	1918	!
	1919	!-- If required compute influence of large-scale subsidence/ascent
	1920	IF ( large_scale_subsidence .AND. &
	1921	.NOT. use_subsidence_tendencies ) THEN
	1922	CALL subsidence( tend, q, q_init, 3 )
	1923	ENDIF
	1924
	1925	CALL user_actions( 'q-tendency' )
	1926
	1927	!
[1960]	1928	!-- Prognostic equation for total water content
[1875]	1929	DO i = nxl, nxr
	1930	DO j = nys, nyn
[2232]	1931	DO k = nzb+1, nzt
	1932	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1933	tsc(3) * tq_m(k,j,i) ) &
	1934	- tsc(5) * rdf_sc(k) * &
	1935	( q(k,j,i) - q_init(k) ) &
	1936	) * MERGE( 1.0_wp, 0.0_wp, &
	1937	BTEST( wall_flags_0(k,j,i), 0 ) &
	1938	)
[1875]	1939	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1940	ENDDO
	1941	ENDDO
	1942	ENDDO
	1943
	1944	!
	1945	!-- Calculate tendencies for the next Runge-Kutta step
	1946	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1947	IF ( intermediate_timestep_count == 1 ) THEN
	1948	DO i = nxl, nxr
	1949	DO j = nys, nyn
[2232]	1950	DO k = nzb+1, nzt
[1875]	1951	tq_m(k,j,i) = tend(k,j,i)
	1952	ENDDO
	1953	ENDDO
	1954	ENDDO
	1955	ELSEIF ( intermediate_timestep_count < &
	1956	intermediate_timestep_count_max ) THEN
	1957	DO i = nxl, nxr
	1958	DO j = nys, nyn
[2232]	1959	DO k = nzb+1, nzt
	1960	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1961	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1962	ENDDO
	1963	ENDDO
	1964	ENDDO
	1965	ENDIF
	1966	ENDIF
	1967
[1960]	1968	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1969
	1970	!
[2292]	1971	!-- If required, calculate prognostic equations for cloud water content
	1972	!-- and cloud drop concentration
	1973	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1974
	1975	CALL cpu_log( log_point(67), 'qc-equation', 'start' )
	1976
	1977	!
	1978	!-- Calculate prognostic equation for cloud water content
	1979	sbt = tsc(2)
	1980	IF ( scalar_advec == 'bc-scheme' ) THEN
	1981
	1982	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1983	!
	1984	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1985	sbt = 1.0_wp
	1986	ENDIF
	1987	tend = 0.0_wp
	1988	CALL advec_s_bc( qc, 'qc' )
	1989
	1990	ENDIF
	1991
	1992	!
	1993	!-- qc-tendency terms with no communication
	1994	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1995	tend = 0.0_wp
	1996	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1997	IF ( ws_scheme_sca ) THEN
	1998	CALL advec_s_ws( qc, 'qc' )
	1999	ELSE
	2000	CALL advec_s_pw( qc )
	2001	ENDIF
	2002	ELSE
	2003	CALL advec_s_up( qc )
	2004	ENDIF
	2005	ENDIF
	2006
	2007	CALL diffusion_s( qc, &
	2008	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	2009	surf_def_h(2)%qcsws, &
	2010	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	2011	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	2012	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	2013	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	2014	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	2015	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	2016	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	2017
	2018	!
	2019	!-- Prognostic equation for cloud water content
	2020	DO i = nxl, nxr
	2021	DO j = nys, nyn
	2022	DO k = nzb+1, nzt
	2023	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2024	tsc(3) * tqc_m(k,j,i) ) &
	2025	- tsc(5) * rdf_sc(k) * &
	2026	qc(k,j,i) &
	2027	) &
	2028	* MERGE( 1.0_wp, 0.0_wp, &
	2029	BTEST( wall_flags_0(k,j,i), 0 ) &
	2030	)
	2031	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	2032	ENDDO
	2033	ENDDO
	2034	ENDDO
	2035
	2036	!
	2037	!-- Calculate tendencies for the next Runge-Kutta step
	2038	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2039	IF ( intermediate_timestep_count == 1 ) THEN
	2040	DO i = nxl, nxr
	2041	DO j = nys, nyn
	2042	DO k = nzb+1, nzt
	2043	tqc_m(k,j,i) = tend(k,j,i)
	2044	ENDDO
	2045	ENDDO
	2046	ENDDO
	2047	ELSEIF ( intermediate_timestep_count < &
	2048	intermediate_timestep_count_max ) THEN
	2049	DO i = nxl, nxr
	2050	DO j = nys, nyn
	2051	DO k = nzb+1, nzt
	2052	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2053	+ 5.3125_wp * tqc_m(k,j,i)
	2054	ENDDO
	2055	ENDDO
	2056	ENDDO
	2057	ENDIF
	2058	ENDIF
	2059
	2060	CALL cpu_log( log_point(67), 'qc-equation', 'stop' )
	2061	CALL cpu_log( log_point(68), 'nc-equation', 'start' )
	2062
	2063	!
	2064	!-- Calculate prognostic equation for cloud drop concentration
	2065	sbt = tsc(2)
	2066	IF ( scalar_advec == 'bc-scheme' ) THEN
	2067
	2068	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2069	!
	2070	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2071	sbt = 1.0_wp
	2072	ENDIF
	2073	tend = 0.0_wp
	2074	CALL advec_s_bc( nc, 'nc' )
	2075
	2076	ENDIF
	2077
	2078	!
	2079	!-- nc-tendency terms with no communication
	2080	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2081	tend = 0.0_wp
	2082	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2083	IF ( ws_scheme_sca ) THEN
	2084	CALL advec_s_ws( nc, 'nc' )
	2085	ELSE
	2086	CALL advec_s_pw( nc )
	2087	ENDIF
	2088	ELSE
	2089	CALL advec_s_up( nc )
	2090	ENDIF
	2091	ENDIF
	2092
	2093	CALL diffusion_s( nc, &
	2094	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	2095	surf_def_h(2)%ncsws, &
	2096	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	2097	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	2098	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	2099	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	2100	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	2101	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	2102	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	2103
	2104	!
	2105	!-- Prognostic equation for cloud drop concentration
	2106	DO i = nxl, nxr
	2107	DO j = nys, nyn
	2108	DO k = nzb+1, nzt
	2109	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2110	tsc(3) * tnc_m(k,j,i) ) &
	2111	- tsc(5) * rdf_sc(k) * &
	2112	nc(k,j,i) &
	2113	) &
	2114	* MERGE( 1.0_wp, 0.0_wp, &
	2115	BTEST( wall_flags_0(k,j,i), 0 ) &
	2116	)
	2117	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	2118	ENDDO
	2119	ENDDO
	2120	ENDDO
	2121
	2122	!
	2123	!-- Calculate tendencies for the next Runge-Kutta step
	2124	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2125	IF ( intermediate_timestep_count == 1 ) THEN
	2126	DO i = nxl, nxr
	2127	DO j = nys, nyn
	2128	DO k = nzb+1, nzt
	2129	tnc_m(k,j,i) = tend(k,j,i)
	2130	ENDDO
	2131	ENDDO
	2132	ENDDO
	2133	ELSEIF ( intermediate_timestep_count < &
	2134	intermediate_timestep_count_max ) THEN
	2135	DO i = nxl, nxr
	2136	DO j = nys, nyn
	2137	DO k = nzb+1, nzt
	2138	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2139	+ 5.3125_wp * tnc_m(k,j,i)
	2140	ENDDO
	2141	ENDDO
	2142	ENDDO
	2143	ENDIF
	2144	ENDIF
	2145
	2146	CALL cpu_log( log_point(68), 'nc-equation', 'stop' )
	2147
	2148	ENDIF
	2149	!
[2155]	2150	!-- If required, calculate prognostic equations for rain water content
[1875]	2151	!-- and rain drop concentration
	2152	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	2153
	2154	CALL cpu_log( log_point(52), 'qr-equation', 'start' )
	2155
	2156	!
	2157	!-- Calculate prognostic equation for rain water content
	2158	sbt = tsc(2)
	2159	IF ( scalar_advec == 'bc-scheme' ) THEN
	2160
	2161	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2162	!
	2163	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2164	sbt = 1.0_wp
	2165	ENDIF
	2166	tend = 0.0_wp
	2167	CALL advec_s_bc( qr, 'qr' )
	2168
	2169	ENDIF
	2170
	2171	!
	2172	!-- qr-tendency terms with no communication
	2173	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2174	tend = 0.0_wp
	2175	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2176	IF ( ws_scheme_sca ) THEN
	2177	CALL advec_s_ws( qr, 'qr' )
	2178	ELSE
	2179	CALL advec_s_pw( qr )
	2180	ENDIF
	2181	ELSE
	2182	CALL advec_s_up( qr )
	2183	ENDIF
	2184	ENDIF
	2185
[2232]	2186	CALL diffusion_s( qr, &
	2187	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	2188	surf_def_h(2)%qrsws, &
	2189	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	2190	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	2191	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	2192	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	2193	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	2194	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	2195	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	2196
	2197	!
	2198	!-- Prognostic equation for rain water content
	2199	DO i = nxl, nxr
	2200	DO j = nys, nyn
[2232]	2201	DO k = nzb+1, nzt
	2202	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2203	tsc(3) * tqr_m(k,j,i) ) &
	2204	- tsc(5) * rdf_sc(k) * &
	2205	qr(k,j,i) &
	2206	) &
	2207	* MERGE( 1.0_wp, 0.0_wp, &
	2208	BTEST( wall_flags_0(k,j,i), 0 ) &
	2209	)
[1875]	2210	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	2211	ENDDO
	2212	ENDDO
	2213	ENDDO
	2214
	2215	!
	2216	!-- Calculate tendencies for the next Runge-Kutta step
	2217	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2218	IF ( intermediate_timestep_count == 1 ) THEN
	2219	DO i = nxl, nxr
	2220	DO j = nys, nyn
[2232]	2221	DO k = nzb+1, nzt
[1875]	2222	tqr_m(k,j,i) = tend(k,j,i)
	2223	ENDDO
	2224	ENDDO
	2225	ENDDO
	2226	ELSEIF ( intermediate_timestep_count < &
	2227	intermediate_timestep_count_max ) THEN
	2228	DO i = nxl, nxr
	2229	DO j = nys, nyn
[2232]	2230	DO k = nzb+1, nzt
	2231	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2232	+ 5.3125_wp * tqr_m(k,j,i)
[1875]	2233	ENDDO
	2234	ENDDO
	2235	ENDDO
	2236	ENDIF
	2237	ENDIF
	2238
	2239	CALL cpu_log( log_point(52), 'qr-equation', 'stop' )
	2240	CALL cpu_log( log_point(53), 'nr-equation', 'start' )
	2241
	2242	!
	2243	!-- Calculate prognostic equation for rain drop concentration
	2244	sbt = tsc(2)
	2245	IF ( scalar_advec == 'bc-scheme' ) THEN
	2246
	2247	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2248	!
	2249	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2250	sbt = 1.0_wp
	2251	ENDIF
	2252	tend = 0.0_wp
	2253	CALL advec_s_bc( nr, 'nr' )
	2254
	2255	ENDIF
	2256
	2257	!
	2258	!-- nr-tendency terms with no communication
	2259	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2260	tend = 0.0_wp
	2261	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2262	IF ( ws_scheme_sca ) THEN
	2263	CALL advec_s_ws( nr, 'nr' )
	2264	ELSE
	2265	CALL advec_s_pw( nr )
	2266	ENDIF
	2267	ELSE
	2268	CALL advec_s_up( nr )
	2269	ENDIF
	2270	ENDIF
	2271
[2232]	2272	CALL diffusion_s( nr, &
	2273	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	2274	surf_def_h(2)%nrsws, &
	2275	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	2276	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	2277	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	2278	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	2279	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	2280	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	2281	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	2282
	2283	!
	2284	!-- Prognostic equation for rain drop concentration
	2285	DO i = nxl, nxr
	2286	DO j = nys, nyn
[2232]	2287	DO k = nzb+1, nzt
	2288	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2289	tsc(3) * tnr_m(k,j,i) ) &
	2290	- tsc(5) * rdf_sc(k) * &
	2291	nr(k,j,i) &
	2292	) &
	2293	* MERGE( 1.0_wp, 0.0_wp, &
	2294	BTEST( wall_flags_0(k,j,i), 0 ) &
	2295	)
[1875]	2296	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	2297	ENDDO
	2298	ENDDO
	2299	ENDDO
	2300
	2301	!
	2302	!-- Calculate tendencies for the next Runge-Kutta step
	2303	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2304	IF ( intermediate_timestep_count == 1 ) THEN
	2305	DO i = nxl, nxr
	2306	DO j = nys, nyn
[2232]	2307	DO k = nzb+1, nzt
[1875]	2308	tnr_m(k,j,i) = tend(k,j,i)
	2309	ENDDO
	2310	ENDDO
	2311	ENDDO
	2312	ELSEIF ( intermediate_timestep_count < &
	2313	intermediate_timestep_count_max ) THEN
	2314	DO i = nxl, nxr
	2315	DO j = nys, nyn
[2232]	2316	DO k = nzb+1, nzt
	2317	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2318	+ 5.3125_wp * tnr_m(k,j,i)
[1875]	2319	ENDDO
	2320	ENDDO
	2321	ENDDO
	2322	ENDIF
	2323	ENDIF
	2324
	2325	CALL cpu_log( log_point(53), 'nr-equation', 'stop' )
	2326
	2327	ENDIF
	2328
	2329	ENDIF
[1960]	2330	!
	2331	!-- If required, compute prognostic equation for scalar
	2332	IF ( passive_scalar ) THEN
[1875]	2333
[1960]	2334	CALL cpu_log( log_point(66), 's-equation', 'start' )
	2335
[1875]	2336	!
[1960]	2337	!-- Scalar/q-tendency terms with communication
	2338	sbt = tsc(2)
	2339	IF ( scalar_advec == 'bc-scheme' ) THEN
	2340
	2341	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2342	!
	2343	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2344	sbt = 1.0_wp
	2345	ENDIF
	2346	tend = 0.0_wp
	2347	CALL advec_s_bc( s, 's' )
	2348
	2349	ENDIF
	2350
	2351	!
	2352	!-- Scalar/q-tendency terms with no communication
	2353	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2354	tend = 0.0_wp
	2355	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2356	IF ( ws_scheme_sca ) THEN
	2357	CALL advec_s_ws( s, 's' )
	2358	ELSE
	2359	CALL advec_s_pw( s )
	2360	ENDIF
	2361	ELSE
	2362	CALL advec_s_up( s )
	2363	ENDIF
	2364	ENDIF
	2365
[2232]	2366	CALL diffusion_s( s, &
	2367	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	2368	surf_def_h(2)%ssws, &
	2369	surf_lsm_h%ssws, surf_usm_h%ssws, &
	2370	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	2371	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	2372	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	2373	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	2374	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	2375	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	2376
[1960]	2377	!
	2378	!-- Sink or source of humidity due to canopy elements
	2379	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	2380
	2381	!
	2382	!-- Large scale advection. Not implemented for scalars so far.
	2383	! IF ( large_scale_forcing ) THEN
	2384	! CALL ls_advec( simulated_time, 'q' )
	2385	! ENDIF
	2386
	2387	!
	2388	!-- Nudging. Not implemented for scalars so far.
[2155]	2389	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	2390
	2391	!
	2392	!-- If required compute influence of large-scale subsidence/ascent.
	2393	!-- Not implemented for scalars so far.
	2394	IF ( large_scale_subsidence .AND. &
	2395	.NOT. use_subsidence_tendencies .AND. &
	2396	.NOT. large_scale_forcing ) THEN
	2397	CALL subsidence( tend, s, s_init, 3 )
	2398	ENDIF
	2399
	2400	CALL user_actions( 's-tendency' )
	2401
	2402	!
	2403	!-- Prognostic equation for total water content
	2404	DO i = nxl, nxr
	2405	DO j = nys, nyn
[2232]	2406	DO k = nzb+1, nzt
	2407	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2408	tsc(3) * ts_m(k,j,i) ) &
	2409	- tsc(5) * rdf_sc(k) * &
	2410	( s(k,j,i) - s_init(k) ) &
	2411	) &
	2412	* MERGE( 1.0_wp, 0.0_wp, &
	2413	BTEST( wall_flags_0(k,j,i), 0 ) &
	2414	)
[1960]	2415	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	2416	ENDDO
	2417	ENDDO
	2418	ENDDO
	2419
	2420	!
	2421	!-- Calculate tendencies for the next Runge-Kutta step
	2422	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2423	IF ( intermediate_timestep_count == 1 ) THEN
	2424	DO i = nxl, nxr
	2425	DO j = nys, nyn
[2232]	2426	DO k = nzb+1, nzt
[1960]	2427	ts_m(k,j,i) = tend(k,j,i)
	2428	ENDDO
	2429	ENDDO
	2430	ENDDO
	2431	ELSEIF ( intermediate_timestep_count < &
	2432	intermediate_timestep_count_max ) THEN
	2433	DO i = nxl, nxr
	2434	DO j = nys, nyn
[2232]	2435	DO k = nzb+1, nzt
	2436	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2437	+ 5.3125_wp * ts_m(k,j,i)
[1960]	2438	ENDDO
	2439	ENDDO
	2440	ENDDO
	2441	ENDIF
	2442	ENDIF
	2443
	2444	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	2445
	2446	ENDIF
[1875]	2447
[2696]	2448	CALL tcm_prognostic()
[1875]	2449
[2815]	2450	!
	2451	!-- If required, compute prognostic equation for chemical quantites
	2452	IF ( air_chemistry ) THEN
	2453	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
	2454	!
	2455	!-- Loop over chemical species
	2456	DO lsp = 1, nvar
	2457	CALL chem_prognostic_equations ( chem_species(lsp)%conc_p, &
	2458	chem_species(lsp)%conc, &
	2459	chem_species(lsp)%tconc_m, &
	2460	chem_species(lsp)%conc_pr_init, &
	2461	lsp )
	2462	ENDDO
[1875]	2463
[2815]	2464	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	2465	ENDIF ! Chemicals equations
	2466
	2467
[1875]	2468	END SUBROUTINE prognostic_equations_vector
	2469
	2470
	2471	END MODULE prognostic_equations_mod

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