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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 3245

Last change on this file since 3245 was 3241, checked in by raasch, 6 years ago
various changes to avoid compiler warnings (mainly removal of unused variables)
Property svn:keywords set to `Id`
File size: 95.2 KB

Rev	Line
[1873]	1	!> @file prognostic_equations.f90
[2000]	2	!------------------------------------------------------------------------------!
[2696]	3	! This file is part of the PALM model system.
[1875]	4	!
[2000]	5	! PALM is free software: you can redistribute it and/or modify it under the
	6	! terms of the GNU General Public License as published by the Free Software
	7	! Foundation, either version 3 of the License, or (at your option) any later
	8	! version.
[1875]	9	!
	10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	13	!
	14	! You should have received a copy of the GNU General Public License along with
	15	! PALM. If not, see <http://www.gnu.org/licenses/>.
	16	!
[2718]	17	! Copyright 1997-2018 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1875]	19	!
	20	! Current revisions:
	21	! ------------------
[2156]	22	!
[3183]	23	!
[1875]	24	! Former revisions:
	25	! -----------------
	26	! $Id: prognostic_equations.f90 3241 2018-09-12 15:02:00Z knoop $
[3241]	27	! omp_get_thread_num now declared in omp directive
	28	!
	29	! 3183 2018-07-27 14:25:55Z suehring
[3183]	30	! Remove unused variables from USE statements
	31	!
	32	! 3182 2018-07-27 13:36:03Z suehring
[3022]	33	! Revise recent bugfix for nesting
	34	!
	35	! 3021 2018-05-16 08:14:20Z maronga
[3021]	36	! Bugfix in IF clause for nesting
	37	!
	38	! 3014 2018-05-09 08:42:38Z maronga
[3014]	39	! Fixed a bug in the IF condition to call pcm_tendency in case of
	40	! potential temperature
	41	!
	42	! 2815 2018-02-19 11:29:57Z kanani
[2815]	43	! Rename chem_tendency to chem_prognostic_equations,
	44	! implement vector version for air chemistry
	45	!
	46	! 2766 2018-01-22 17:17:47Z kanani
[2766]	47	! Removed preprocessor directive __chem
	48	!
	49	! 2746 2018-01-15 12:06:04Z suehring
[2746]	50	! Move flag plant canopy to modules
	51	!
	52	! 2719 2018-01-02 09:02:06Z maronga
[2719]	53	! Bugfix for last change.
	54	!
	55	! 2718 2018-01-02 08:49:38Z maronga
[2716]	56	! Corrected "Former revisions" section
	57	!
	58	! 2696 2017-12-14 17:12:51Z kanani
	59	! - Change in file header (GPL part)
[2696]	60	! - Moved TKE equation to tcm_prognostic (TG)
	61	! - Added switch for chemical reactions (RF, FK)
	62	! - Implementation of chemistry module (RF, BK, FK)
	63	!
	64	! 2563 2017-10-19 15:36:10Z Giersch
[2563]	65	! Variable wind_turbine moved to module control_parameters
	66	!
	67	! 2320 2017-07-21 12:47:43Z suehring
[2320]	68	! Modularize large-scale forcing and nudging
	69	!
	70	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	71	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	72	! includes two more prognostic equations for cloud drop concentration (nc)
	73	! and cloud water content (qc).
	74	!
	75	! 2261 2017-06-08 14:25:57Z raasch
[2261]	76	! bugfix for r2232: openmp directives removed
	77	!
	78	! 2233 2017-05-30 18:08:54Z suehring
[1875]	79	!
[2233]	80	! 2232 2017-05-30 17:47:52Z suehring
	81	! Adjutst to new surface-type structure. Remove call for usm_wall_heat_flux,
	82	! which is realized directly in diffusion_s now.
	83	!
[2193]	84	! 2192 2017-03-22 04:14:10Z raasch
	85	! Bugfix for misplaced and missing openMP directives from r2155
	86	!
[2156]	87	! 2155 2017-02-21 09:57:40Z hoffmann
	88	! Bugfix in the calculation of microphysical quantities on ghost points.
	89	!
[2119]	90	! 2118 2017-01-17 16:38:49Z raasch
	91	! OpenACC version of subroutine removed
[2155]	92	!
[2032]	93	! 2031 2016-10-21 15:11:58Z knoop
	94	! renamed variable rho to rho_ocean
[2155]	95	!
[2012]	96	! 2011 2016-09-19 17:29:57Z kanani
	97	! Flag urban_surface is now defined in module control_parameters.
[2155]	98	!
[2008]	99	! 2007 2016-08-24 15:47:17Z kanani
	100	! Added pt tendency calculation based on energy balance at urban surfaces
	101	! (new urban surface model)
[2155]	102	!
[2001]	103	! 2000 2016-08-20 18:09:15Z knoop
	104	! Forced header and separation lines into 80 columns
[2155]	105	!
[1977]	106	! 1976 2016-07-27 13:28:04Z maronga
	107	! Simplied calls to radiation model
[2155]	108	!
[1961]	109	! 1960 2016-07-12 16:34:24Z suehring
	110	! Separate humidity and passive scalar
[2155]	111	!
[1917]	112	! 1914 2016-05-26 14:44:07Z witha
	113	! Added calls for wind turbine model
	114	!
[1874]	115	! 1873 2016-04-18 14:50:06Z maronga
	116	! Module renamed (removed _mod)
[2155]	117	!
[1851]	118	! 1850 2016-04-08 13:29:27Z maronga
	119	! Module renamed
[2155]	120	!
[1827]	121	! 1826 2016-04-07 12:01:39Z maronga
[1875]	122	! Renamed canopy model calls.
[2155]	123	!
[1875]	124	! 1822 2016-04-07 07:49:42Z hoffmann
	125	! Kessler microphysics scheme moved to microphysics.
	126	!
	127	! 1757 2016-02-22 15:49:32Z maronga
[2155]	128	!
[1875]	129	! 1691 2015-10-26 16:17:44Z maronga
	130	! Added optional model spin-up without radiation / land surface model calls.
	131	! Formatting corrections.
[2155]	132	!
[1875]	133	! 1682 2015-10-07 23:56:08Z knoop
[2155]	134	! Code annotations made doxygen readable
	135	!
[1875]	136	! 1585 2015-04-30 07:05:52Z maronga
	137	! Added call for temperature tendency calculation due to radiative flux divergence
[2155]	138	!
[1875]	139	! 1517 2015-01-07 19:12:25Z hoffmann
	140	! advec_s_bc_mod addded, since advec_s_bc is now a module
	141	!
	142	! 1496 2014-12-02 17:25:50Z maronga
	143	! Renamed "radiation" -> "cloud_top_radiation"
[2155]	144	!
[1875]	145	! 1484 2014-10-21 10:53:05Z kanani
	146	! Changes due to new module structure of the plant canopy model:
[2696]	147	! parameters cthf and plant_canopy moved to module plant_canopy_model_mod.
[1875]	148	! Removed double-listing of use_upstream_for_tke in ONLY-list of module
	149	! control_parameters
[2155]	150	!
[1875]	151	! 1409 2014-05-23 12:11:32Z suehring
[2155]	152	! Bugfix: i_omp_start changed for advec_u_ws at left inflow and outflow boundary.
[1875]	153	! This ensures that left-hand side fluxes are also calculated for nxl in that
[2155]	154	! case, even though the solution at nxl is overwritten in boundary_conds()
	155	!
[1875]	156	! 1398 2014-05-07 11:15:00Z heinze
	157	! Rayleigh-damping for horizontal velocity components changed: instead of damping
[2155]	158	! against ug and vg, damping against u_init and v_init is used to allow for a
[1875]	159	! homogenized treatment in case of nudging
[2155]	160	!
[1875]	161	! 1380 2014-04-28 12:40:45Z heinze
[2155]	162	! Change order of calls for scalar prognostic quantities:
	163	! ls_advec -> nudging -> subsidence since initial profiles
	164	!
[1875]	165	! 1374 2014-04-25 12:55:07Z raasch
	166	! missing variables added to ONLY lists
[2155]	167	!
[1875]	168	! 1365 2014-04-22 15:03:56Z boeske
[2155]	169	! Calls of ls_advec for large scale advection added,
[1875]	170	! subroutine subsidence is only called if use_subsidence_tendencies = .F.,
	171	! new argument ls_index added to the calls of subsidence
	172	! +ls_index
[2155]	173	!
[1875]	174	! 1361 2014-04-16 15:17:48Z hoffmann
	175	! Two-moment microphysics moved to the start of prognostic equations. This makes
	176	! the 3d arrays for tend_q, tend_qr, tend_pt and tend_pt redundant.
	177	! Additionally, it is allowed to call the microphysics just once during the time
	178	! step (not at each sub-time step).
	179	!
	180	! Two-moment cloud physics added for vector and accelerator optimization.
[2155]	181	!
[1875]	182	! 1353 2014-04-08 15:21:23Z heinze
	183	! REAL constants provided with KIND-attribute
[2155]	184	!
[1875]	185	! 1337 2014-03-25 15:11:48Z heinze
	186	! Bugfix: REAL constants provided with KIND-attribute
[2155]	187	!
[1875]	188	! 1332 2014-03-25 11:59:43Z suehring
[2155]	189	! Bugfix: call advec_ws or advec_pw for TKE only if NOT use_upstream_for_tke
	190	!
[1875]	191	! 1330 2014-03-24 17:29:32Z suehring
[2155]	192	! In case of SGS-particle velocity advection of TKE is also allowed with
[1875]	193	! dissipative 5th-order scheme.
	194	!
	195	! 1320 2014-03-20 08:40:49Z raasch
	196	! ONLY-attribute added to USE-statements,
	197	! kind-parameters added to all INTEGER and REAL declaration statements,
	198	! kinds are defined in new module kinds,
	199	! old module precision_kind is removed,
	200	! revision history before 2012 removed,
	201	! comment fields (!:) to be used for variable explanations added to
	202	! all variable declaration statements
	203	!
	204	! 1318 2014-03-17 13:35:16Z raasch
	205	! module interfaces removed
	206	!
	207	! 1257 2013-11-08 15:18:40Z raasch
	208	! openacc loop vector clauses removed, independent clauses added
	209	!
	210	! 1246 2013-11-01 08:59:45Z heinze
	211	! enable nudging also for accelerator version
	212	!
	213	! 1241 2013-10-30 11:36:58Z heinze
	214	! usage of nudging enabled (so far not implemented for accelerator version)
	215	!
	216	! 1179 2013-06-14 05:57:58Z raasch
	217	! two arguments removed from routine buoyancy, ref_state updated on device
	218	!
	219	! 1128 2013-04-12 06:19:32Z raasch
	220	! those parts requiring global communication moved to time_integration,
	221	! loop index bounds in accelerator version replaced by i_left, i_right, j_south,
	222	! j_north
	223	!
	224	! 1115 2013-03-26 18:16:16Z hoffmann
[2155]	225	! optimized cloud physics: calculation of microphysical tendencies transfered
[1875]	226	! to microphysics.f90; qr and nr are only calculated if precipitation is required
	227	!
	228	! 1111 2013-03-08 23:54:10Z raasch
	229	! update directives for prognostic quantities removed
	230	!
	231	! 1106 2013-03-04 05:31:38Z raasch
	232	! small changes in code formatting
	233	!
	234	! 1092 2013-02-02 11:24:22Z raasch
	235	! unused variables removed
	236	!
	237	! 1053 2012-11-13 17:11:03Z hoffmann
	238	! implementation of two new prognostic equations for rain drop concentration (nr)
	239	! and rain water content (qr)
	240	!
	241	! currently, only available for cache loop optimization
	242	!
	243	! 1036 2012-10-22 13:43:42Z raasch
	244	! code put under GPL (PALM 3.9)
	245	!
	246	! 1019 2012-09-28 06:46:45Z raasch
	247	! non-optimized version of prognostic_equations removed
	248	!
	249	! 1015 2012-09-27 09:23:24Z raasch
	250	! new branch prognostic_equations_acc
	251	! OpenACC statements added + code changes required for GPU optimization
	252	!
	253	! 1001 2012-09-13 14:08:46Z raasch
	254	! all actions concerning leapfrog- and upstream-spline-scheme removed
	255	!
	256	! 978 2012-08-09 08:28:32Z fricke
	257	! km_damp_x and km_damp_y removed in calls of diffusion_u and diffusion_v
	258	! add ptdf_x, ptdf_y for damping the potential temperature at the inflow
	259	! boundary in case of non-cyclic lateral boundaries
	260	! Bugfix: first thread index changes for WS-scheme at the inflow
	261	!
	262	! 940 2012-07-09 14:31:00Z raasch
	263	! temperature equation can be switched off
	264	!
	265	! Revision 1.1 2000/04/13 14:56:27 schroeter
	266	! Initial revision
	267	!
	268	!
	269	! Description:
	270	! ------------
	271	!> Solving the prognostic equations.
	272	!------------------------------------------------------------------------------!
	273	MODULE prognostic_equations_mod
	274
	275
[2155]	276
[1875]	277	USE arrays_3d, &
[2292]	278	ONLY: diss_l_e, diss_l_nc, diss_l_nr, diss_l_pt, diss_l_q, diss_l_qc, &
	279	diss_l_qr, diss_l_s, diss_l_sa, diss_s_e, diss_s_nc, diss_s_nr, &
	280	diss_s_pt, diss_s_q, diss_s_qc, diss_s_qr, diss_s_s, diss_s_sa, &
	281	e, e_p, flux_s_e, flux_s_nc, flux_s_nr, flux_s_pt, flux_s_q, &
	282	flux_s_qc, flux_s_qr, flux_s_s, flux_s_sa, flux_l_e, flux_l_nc, &
	283	flux_l_nr, flux_l_pt, flux_l_q, flux_l_qc, flux_l_qr, flux_l_s, &
	284	flux_l_sa, nc, nc_p, nr, nr_p, pt, ptdf_x, ptdf_y, pt_init, &
	285	pt_p, prho, q, q_init, q_p, qc, qc_p, qr, qr_p, rdf, rdf_sc, &
	286	ref_state, rho_ocean, s, s_init, s_p, sa, sa_init, sa_p, tend, &
	287	te_m, tnc_m, tnr_m, tpt_m, tq_m, tqc_m, tqr_m, ts_m, tsa_m, &
	288	tu_m, tv_m, tw_m, u, ug, u_init, u_p, v, vg, vpt, v_init, v_p, &
	289	w, w_p
[2155]	290
[2696]	291	USE chemistry_model_mod, &
[2815]	292	ONLY: chem_integrate, chem_prognostic_equations, &
	293	chem_species, nspec, nvar, spc_names
[2696]	294
	295	USE chem_photolysis_mod, &
	296	ONLY: photolysis_control
	297
	298	USE chem_modules, &
	299	ONLY: call_chem_at_all_substeps, chem_gasphase_on
	300
[1875]	301	USE control_parameters, &
[2696]	302	ONLY: air_chemistry, call_microphysics_at_all_substeps, &
	303	cloud_physics, cloud_top_radiation, constant_diffusion, &
	304	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
[3182]	305	humidity, intermediate_timestep_count, &
[1875]	306	intermediate_timestep_count_max, large_scale_forcing, &
[2746]	307	large_scale_subsidence, microphysics_morrison, &
[3022]	308	microphysics_seifert, microphysics_sat_adjust, neutral, nudging,&
[3182]	309	ocean, passive_scalar, plant_canopy, &
[2746]	310	prho_reference, prho_reference, &
[1875]	311	prho_reference, pt_reference, pt_reference, pt_reference, &
	312	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	313	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	314	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3014]	315	ws_scheme_sca, urban_surface, land_surface
[1875]	316
	317	USE cpulog, &
[2696]	318	ONLY: cpu_log, log_point, log_point_s
[1875]	319
[2696]	320
[1875]	321	USE eqn_state_seawater_mod, &
	322	ONLY: eqn_state_seawater
	323
	324	USE indices, &
[2696]	325	ONLY: nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
	326	nzb, nzt, wall_flags_0
[1875]	327
	328	USE advec_ws, &
[2118]	329	ONLY: advec_s_ws, advec_u_ws, advec_v_ws, advec_w_ws
[1875]	330
	331	USE advec_s_bc_mod, &
	332	ONLY: advec_s_bc
	333
	334	USE advec_s_pw_mod, &
	335	ONLY: advec_s_pw
	336
	337	USE advec_s_up_mod, &
	338	ONLY: advec_s_up
	339
	340	USE advec_u_pw_mod, &
	341	ONLY: advec_u_pw
	342
	343	USE advec_u_up_mod, &
	344	ONLY: advec_u_up
	345
	346	USE advec_v_pw_mod, &
	347	ONLY: advec_v_pw
	348
	349	USE advec_v_up_mod, &
	350	ONLY: advec_v_up
	351
	352	USE advec_w_pw_mod, &
	353	ONLY: advec_w_pw
	354
	355	USE advec_w_up_mod, &
	356	ONLY: advec_w_up
	357
	358	USE buoyancy_mod, &
[2118]	359	ONLY: buoyancy
[1875]	360
	361	USE calc_radiation_mod, &
	362	ONLY: calc_radiation
[2155]	363
[1875]	364	USE coriolis_mod, &
[2118]	365	ONLY: coriolis
[1875]	366
	367	USE diffusion_s_mod, &
[2118]	368	ONLY: diffusion_s
[1875]	369
	370	USE diffusion_u_mod, &
[2118]	371	ONLY: diffusion_u
[1875]	372
	373	USE diffusion_v_mod, &
[2118]	374	ONLY: diffusion_v
[1875]	375
	376	USE diffusion_w_mod, &
[2118]	377	ONLY: diffusion_w
[1875]	378
	379	USE kinds
	380
[2320]	381	USE lsf_nudging_mod, &
	382	ONLY: ls_advec, nudge
[1875]	383
	384	USE microphysics_mod, &
	385	ONLY: microphysics_control
	386
	387	USE plant_canopy_model_mod, &
[2746]	388	ONLY: cthf, pcm_tendency
[1875]	389
	390	USE radiation_model_mod, &
[1976]	391	ONLY: radiation, radiation_tendency, &
[1875]	392	skip_time_do_radiation
	393
	394	USE statistics, &
	395	ONLY: hom
	396
	397	USE subsidence_mod, &
	398	ONLY: subsidence
	399
[2696]	400	USE turbulence_closure_mod, &
	401	ONLY: tcm_prognostic
	402
[1875]	403	USE user_actions_mod, &
	404	ONLY: user_actions
	405
[2232]	406	USE surface_mod, &
	407	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	408	surf_usm_v
	409
[1914]	410	USE wind_turbine_model_mod, &
[2563]	411	ONLY: wtm_tendencies
[1875]	412
[1914]	413
[1875]	414	PRIVATE
[2118]	415	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	416
	417	INTERFACE prognostic_equations_cache
	418	MODULE PROCEDURE prognostic_equations_cache
	419	END INTERFACE prognostic_equations_cache
	420
	421	INTERFACE prognostic_equations_vector
	422	MODULE PROCEDURE prognostic_equations_vector
	423	END INTERFACE prognostic_equations_vector
	424
	425
	426	CONTAINS
	427
	428
	429	!------------------------------------------------------------------------------!
	430	! Description:
	431	! ------------
	432	!> Version with one optimized loop over all equations. It is only allowed to
	433	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	434	!>
	435	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	436	!> so communication between CPUs is not allowed (does not make sense) within
	437	!> these loops.
	438	!>
	439	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	440	!------------------------------------------------------------------------------!
[2155]	441
[1875]	442	SUBROUTINE prognostic_equations_cache
	443
	444
	445	IMPLICIT NONE
	446
	447	INTEGER(iwp) :: i !<
	448	INTEGER(iwp) :: i_omp_start !<
	449	INTEGER(iwp) :: j !<
	450	INTEGER(iwp) :: k !<
[3241]	451	!$ INTEGER(iwp) :: omp_get_thread_num !<
[1875]	452	INTEGER(iwp) :: tn = 0 !<
[2155]	453
[1875]	454	LOGICAL :: loop_start !<
[2696]	455	INTEGER :: n, lsp !< lsp running index for chem spcs
[1875]	456
	457
	458	!
	459	!-- Time measurement can only be performed for the whole set of equations
	460	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	461
	462	!
[2696]	463	!-- Calculation of chemical reactions. This is done outside of main loop,
	464	!-- since exchange of ghost points is required after this update of the
	465	!-- concentrations of chemical species
	466	IF ( air_chemistry ) THEN
	467	!
	468	!-- If required, calculate photolysis frequencies -
	469	!-- UNFINISHED: Why not before the intermediate timestep loop?
	470	IF ( intermediate_timestep_count == 1 ) THEN
	471	CALL photolysis_control
	472	ENDIF
	473	!
	474	!-- Chemical reactions
	475	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'start' )
	476
	477	IF ( chem_gasphase_on ) THEN
	478	DO i = nxl, nxr
	479	DO j = nys, nyn
	480
	481	IF ( intermediate_timestep_count == 1 .OR. &
	482	call_chem_at_all_substeps ) THEN
	483	CALL chem_integrate (i,j)
	484	ENDIF
	485	ENDDO
	486	ENDDO
	487	ENDIF
	488	!
	489	!-- Loop over chemical species
	490	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'start' )
	491	DO n = 1, nspec
	492	CALL exchange_horiz( chem_species(n)%conc, nbgp )
	493	ENDDO
	494	CALL cpu_log( log_point_s(84), 'chemistry exch-horiz ', 'stop' )
	495
	496	CALL cpu_log( log_point(82), '(chem react + exch_h)', 'stop' )
	497
	498	ENDIF
	499
	500	!
[2155]	501	!-- If required, calculate cloud microphysics
	502	IF ( cloud_physics .AND. .NOT. microphysics_sat_adjust .AND. &
	503	( intermediate_timestep_count == 1 .OR. &
[2192]	504	call_microphysics_at_all_substeps ) ) &
	505	THEN
[2261]	506	!$OMP PARALLEL PRIVATE (i,j)
[2192]	507	!$OMP DO
[2155]	508	DO i = nxlg, nxrg
	509	DO j = nysg, nyng
	510	CALL microphysics_control( i, j )
[2192]	511	ENDDO
	512	ENDDO
	513	!$OMP END PARALLEL
[2155]	514	ENDIF
	515
[2192]	516	!
	517	!-- Loop over all prognostic equations
[2261]	518	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn)
[2192]	519
	520	!$ tn = omp_get_thread_num()
	521	loop_start = .TRUE.
	522
	523	!$OMP DO
[1875]	524	DO i = nxl, nxr
	525
	526	!
	527	!-- Store the first loop index. It differs for each thread and is required
	528	!-- later in advec_ws
	529	IF ( loop_start ) THEN
	530	loop_start = .FALSE.
[2155]	531	i_omp_start = i
[1875]	532	ENDIF
	533
	534	DO j = nys, nyn
	535	!
[3022]	536	!-- Tendency terms for u-velocity component. Please note, in case of
	537	!-- non-cyclic boundary conditions the grid point i=0 is excluded from
	538	!-- the prognostic equations for the u-component.
	539	IF ( i >= nxlu ) THEN
[1875]	540
	541	tend(:,j,i) = 0.0_wp
	542	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	543	IF ( ws_scheme_mom ) THEN
	544	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	545	ELSE
[1875]	546	CALL advec_u_pw( i, j )
[2155]	547	ENDIF
[1875]	548	ELSE
	549	CALL advec_u_up( i, j )
	550	ENDIF
	551	CALL diffusion_u( i, j )
	552	CALL coriolis( i, j, 1 )
	553	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	554	CALL buoyancy( i, j, pt, 1 )
	555	ENDIF
	556
	557	!
	558	!-- Drag by plant canopy
	559	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	560
	561	!
	562	!-- External pressure gradient
	563	IF ( dp_external ) THEN
	564	DO k = dp_level_ind_b+1, nzt
	565	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	566	ENDDO
	567	ENDIF
	568
	569	!
	570	!-- Nudging
	571	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	572
[1914]	573	!
	574	!-- Forces by wind turbines
	575	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 1 )
	576
[1875]	577	CALL user_actions( i, j, 'u-tendency' )
	578	!
	579	!-- Prognostic equation for u-velocity component
[2232]	580	DO k = nzb+1, nzt
	581
	582	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	583	( tsc(2) * tend(k,j,i) + &
	584	tsc(3) * tu_m(k,j,i) ) &
	585	- tsc(5) * rdf(k) &
	586	* ( u(k,j,i) - u_init(k) ) &
	587	) * MERGE( 1.0_wp, 0.0_wp, &
	588	BTEST( wall_flags_0(k,j,i), 1 )&
	589	)
[1875]	590	ENDDO
	591
	592	!
	593	!-- Calculate tendencies for the next Runge-Kutta step
	594	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	595	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	596	DO k = nzb+1, nzt
[1875]	597	tu_m(k,j,i) = tend(k,j,i)
	598	ENDDO
	599	ELSEIF ( intermediate_timestep_count < &
	600	intermediate_timestep_count_max ) THEN
[2232]	601	DO k = nzb+1, nzt
	602	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	603	+ 5.3125_wp * tu_m(k,j,i)
[1875]	604	ENDDO
	605	ENDIF
	606	ENDIF
	607
	608	ENDIF
	609	!
[3022]	610	!-- Tendency terms for v-velocity component. Please note, in case of
	611	!-- non-cyclic boundary conditions the grid point j=0 is excluded from
	612	!-- the prognostic equations for the v-component. !--
	613	IF ( j >= nysv ) THEN
[1875]	614
	615	tend(:,j,i) = 0.0_wp
	616	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	617	IF ( ws_scheme_mom ) THEN
	618	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	619	ELSE
[1875]	620	CALL advec_v_pw( i, j )
	621	ENDIF
	622	ELSE
	623	CALL advec_v_up( i, j )
	624	ENDIF
	625	CALL diffusion_v( i, j )
	626	CALL coriolis( i, j, 2 )
	627
	628	!
	629	!-- Drag by plant canopy
[2155]	630	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	631
	632	!
	633	!-- External pressure gradient
	634	IF ( dp_external ) THEN
	635	DO k = dp_level_ind_b+1, nzt
	636	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	637	ENDDO
	638	ENDIF
	639
	640	!
	641	!-- Nudging
	642	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	643
[1914]	644	!
	645	!-- Forces by wind turbines
	646	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 2 )
	647
[1875]	648	CALL user_actions( i, j, 'v-tendency' )
	649	!
	650	!-- Prognostic equation for v-velocity component
[2232]	651	DO k = nzb+1, nzt
	652	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	653	( tsc(2) * tend(k,j,i) + &
	654	tsc(3) * tv_m(k,j,i) ) &
	655	- tsc(5) * rdf(k) &
	656	* ( v(k,j,i) - v_init(k) )&
	657	) * MERGE( 1.0_wp, 0.0_wp, &
	658	BTEST( wall_flags_0(k,j,i), 2 )&
	659	)
[1875]	660	ENDDO
	661
	662	!
	663	!-- Calculate tendencies for the next Runge-Kutta step
	664	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	665	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	666	DO k = nzb+1, nzt
[1875]	667	tv_m(k,j,i) = tend(k,j,i)
	668	ENDDO
	669	ELSEIF ( intermediate_timestep_count < &
	670	intermediate_timestep_count_max ) THEN
[2232]	671	DO k = nzb+1, nzt
	672	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	673	+ 5.3125_wp * tv_m(k,j,i)
[1875]	674	ENDDO
	675	ENDIF
	676	ENDIF
	677
	678	ENDIF
	679
	680	!
	681	!-- Tendency terms for w-velocity component
	682	tend(:,j,i) = 0.0_wp
	683	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	684	IF ( ws_scheme_mom ) THEN
	685	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	686	ELSE
[1875]	687	CALL advec_w_pw( i, j )
	688	END IF
	689	ELSE
	690	CALL advec_w_up( i, j )
	691	ENDIF
	692	CALL diffusion_w( i, j )
	693	CALL coriolis( i, j, 3 )
	694
	695	IF ( .NOT. neutral ) THEN
	696	IF ( ocean ) THEN
[2031]	697	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	698	ELSE
	699	IF ( .NOT. humidity ) THEN
	700	CALL buoyancy( i, j, pt, 3 )
	701	ELSE
	702	CALL buoyancy( i, j, vpt, 3 )
	703	ENDIF
	704	ENDIF
	705	ENDIF
	706
	707	!
	708	!-- Drag by plant canopy
	709	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	710
[1914]	711	!
	712	!-- Forces by wind turbines
	713	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 3 )
	714
[1875]	715	CALL user_actions( i, j, 'w-tendency' )
	716	!
	717	!-- Prognostic equation for w-velocity component
[2232]	718	DO k = nzb+1, nzt-1
	719	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	720	( tsc(2) * tend(k,j,i) + &
[1875]	721	tsc(3) * tw_m(k,j,i) ) &
[2232]	722	- tsc(5) * rdf(k) * w(k,j,i) &
	723	) * MERGE( 1.0_wp, 0.0_wp, &
	724	BTEST( wall_flags_0(k,j,i), 3 )&
	725	)
[1875]	726	ENDDO
	727
	728	!
	729	!-- Calculate tendencies for the next Runge-Kutta step
	730	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	731	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	732	DO k = nzb+1, nzt-1
[1875]	733	tw_m(k,j,i) = tend(k,j,i)
	734	ENDDO
	735	ELSEIF ( intermediate_timestep_count < &
	736	intermediate_timestep_count_max ) THEN
[2232]	737	DO k = nzb+1, nzt-1
	738	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	739	+ 5.3125_wp * tw_m(k,j,i)
[1875]	740	ENDDO
	741	ENDIF
	742	ENDIF
	743
	744	!
	745	!-- If required, compute prognostic equation for potential temperature
	746	IF ( .NOT. neutral ) THEN
	747	!
	748	!-- Tendency terms for potential temperature
	749	tend(:,j,i) = 0.0_wp
	750	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	751	IF ( ws_scheme_sca ) THEN
[2232]	752	CALL advec_s_ws( i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
[1875]	753	flux_l_pt, diss_l_pt, i_omp_start, tn )
	754	ELSE
	755	CALL advec_s_pw( i, j, pt )
	756	ENDIF
	757	ELSE
	758	CALL advec_s_up( i, j, pt )
	759	ENDIF
[2232]	760	CALL diffusion_s( i, j, pt, &
	761	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	762	surf_def_h(2)%shf, &
	763	surf_lsm_h%shf, surf_usm_h%shf, &
	764	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	765	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	766	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	767	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	768	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	769	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	770	!
	771	!-- If required compute heating/cooling due to long wave radiation
	772	!-- processes
	773	IF ( cloud_top_radiation ) THEN
	774	CALL calc_radiation( i, j )
	775	ENDIF
	776
	777	!
	778	!-- Consideration of heat sources within the plant canopy
[3014]	779	IF ( plant_canopy .AND. &
	780	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	781	CALL pcm_tendency( i, j, 4 )
	782	ENDIF
	783
	784	!
	785	!-- Large scale advection
	786	IF ( large_scale_forcing ) THEN
	787	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	788	ENDIF
[1875]	789
	790	!
	791	!-- Nudging
[2155]	792	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	793
	794	!
	795	!-- If required, compute effect of large-scale subsidence/ascent
	796	IF ( large_scale_subsidence .AND. &
	797	.NOT. use_subsidence_tendencies ) THEN
	798	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	799	ENDIF
	800
	801	!
	802	!-- If required, add tendency due to radiative heating/cooling
[1976]	803	IF ( radiation .AND. &
[1875]	804	simulated_time > skip_time_do_radiation ) THEN
	805	CALL radiation_tendency ( i, j, tend )
	806	ENDIF
	807
	808
	809	CALL user_actions( i, j, 'pt-tendency' )
	810	!
	811	!-- Prognostic equation for potential temperature
[2232]	812	DO k = nzb+1, nzt
	813	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	814	( tsc(2) * tend(k,j,i) + &
[1875]	815	tsc(3) * tpt_m(k,j,i) ) &
[2232]	816	- tsc(5) &
	817	* ( pt(k,j,i) - pt_init(k) ) &
	818	* ( rdf_sc(k) + ptdf_x(i) &
	819	+ ptdf_y(j) ) &
	820	) &
	821	* MERGE( 1.0_wp, 0.0_wp, &
	822	BTEST( wall_flags_0(k,j,i), 0 )&
	823	)
[1875]	824	ENDDO
	825
	826	!
	827	!-- Calculate tendencies for the next Runge-Kutta step
	828	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	829	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	830	DO k = nzb+1, nzt
[1875]	831	tpt_m(k,j,i) = tend(k,j,i)
	832	ENDDO
	833	ELSEIF ( intermediate_timestep_count < &
	834	intermediate_timestep_count_max ) THEN
[2232]	835	DO k = nzb+1, nzt
	836	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	837	5.3125_wp * tpt_m(k,j,i)
[1875]	838	ENDDO
	839	ENDIF
	840	ENDIF
	841
	842	ENDIF
	843
	844	!
	845	!-- If required, compute prognostic equation for salinity
	846	IF ( ocean ) THEN
	847
	848	!
	849	!-- Tendency-terms for salinity
	850	tend(:,j,i) = 0.0_wp
	851	IF ( timestep_scheme(1:5) == 'runge' ) &
	852	THEN
	853	IF ( ws_scheme_sca ) THEN
	854	CALL advec_s_ws( i, j, sa, 'sa', flux_s_sa, &
	855	diss_s_sa, flux_l_sa, diss_l_sa, i_omp_start, tn )
[2155]	856	ELSE
[1875]	857	CALL advec_s_pw( i, j, sa )
	858	ENDIF
	859	ELSE
	860	CALL advec_s_up( i, j, sa )
	861	ENDIF
[2232]	862	CALL diffusion_s( i, j, sa, &
	863	surf_def_h(0)%sasws, surf_def_h(1)%sasws, &
	864	surf_def_h(2)%sasws, &
	865	surf_lsm_h%sasws, surf_usm_h%sasws, &
	866	surf_def_v(0)%sasws, surf_def_v(1)%sasws, &
	867	surf_def_v(2)%sasws, surf_def_v(3)%sasws, &
	868	surf_lsm_v(0)%sasws, surf_lsm_v(1)%sasws, &
	869	surf_lsm_v(2)%sasws, surf_lsm_v(3)%sasws, &
	870	surf_usm_v(0)%sasws, surf_usm_v(1)%sasws, &
	871	surf_usm_v(2)%sasws, surf_usm_v(3)%sasws )
[1875]	872
	873	CALL user_actions( i, j, 'sa-tendency' )
	874
	875	!
	876	!-- Prognostic equation for salinity
[2232]	877	DO k = nzb+1, nzt
	878	sa_p(k,j,i) = sa(k,j,i) + ( dt_3d * &
	879	( tsc(2) * tend(k,j,i) + &
[1875]	880	tsc(3) * tsa_m(k,j,i) ) &
[2232]	881	- tsc(5) * rdf_sc(k) &
	882	* ( sa(k,j,i) - sa_init(k) )&
	883	) * MERGE( 1.0_wp, 0.0_wp, &
	884	BTEST( wall_flags_0(k,j,i), 0 )&
	885	)
[1875]	886	IF ( sa_p(k,j,i) < 0.0_wp ) sa_p(k,j,i) = 0.1_wp * sa(k,j,i)
	887	ENDDO
	888
	889	!
	890	!-- Calculate tendencies for the next Runge-Kutta step
	891	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	892	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	893	DO k = nzb+1, nzt
[1875]	894	tsa_m(k,j,i) = tend(k,j,i)
	895	ENDDO
	896	ELSEIF ( intermediate_timestep_count < &
	897	intermediate_timestep_count_max ) THEN
[2232]	898	DO k = nzb+1, nzt
	899	tsa_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	900	5.3125_wp * tsa_m(k,j,i)
	901	ENDDO
[1875]	902	ENDIF
	903	ENDIF
	904
	905	!
	906	!-- Calculate density by the equation of state for seawater
	907	CALL eqn_state_seawater( i, j )
	908
	909	ENDIF
	910
	911	!
[1960]	912	!-- If required, compute prognostic equation for total water content
	913	IF ( humidity ) THEN
[1875]	914
	915	!
	916	!-- Tendency-terms for total water content / scalar
	917	tend(:,j,i) = 0.0_wp
	918	IF ( timestep_scheme(1:5) == 'runge' ) &
	919	THEN
	920	IF ( ws_scheme_sca ) THEN
[2155]	921	CALL advec_s_ws( i, j, q, 'q', flux_s_q, &
[1875]	922	diss_s_q, flux_l_q, diss_l_q, i_omp_start, tn )
[2155]	923	ELSE
[1875]	924	CALL advec_s_pw( i, j, q )
	925	ENDIF
	926	ELSE
	927	CALL advec_s_up( i, j, q )
	928	ENDIF
[2232]	929	CALL diffusion_s( i, j, q, &
	930	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	931	surf_def_h(2)%qsws, &
	932	surf_lsm_h%qsws, surf_usm_h%qsws, &
	933	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	934	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	935	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	936	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	937	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	938	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	939
	940	!
[1960]	941	!-- Sink or source of humidity due to canopy elements
[1875]	942	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	943
	944	!
	945	!-- Large scale advection
	946	IF ( large_scale_forcing ) THEN
	947	CALL ls_advec( i, j, simulated_time, 'q' )
	948	ENDIF
	949
	950	!
	951	!-- Nudging
[2155]	952	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	953
	954	!
	955	!-- If required compute influence of large-scale subsidence/ascent
	956	IF ( large_scale_subsidence .AND. &
	957	.NOT. use_subsidence_tendencies ) THEN
	958	CALL subsidence( i, j, tend, q, q_init, 3 )
	959	ENDIF
	960
	961	CALL user_actions( i, j, 'q-tendency' )
	962
	963	!
	964	!-- Prognostic equation for total water content / scalar
[2232]	965	DO k = nzb+1, nzt
	966	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	967	( tsc(2) * tend(k,j,i) + &
[1875]	968	tsc(3) * tq_m(k,j,i) ) &
[2232]	969	- tsc(5) * rdf_sc(k) * &
	970	( q(k,j,i) - q_init(k) ) &
	971	) &
	972	* MERGE( 1.0_wp, 0.0_wp, &
	973	BTEST( wall_flags_0(k,j,i), 0 )&
	974	)
[1875]	975	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	976	ENDDO
	977
	978	!
	979	!-- Calculate tendencies for the next Runge-Kutta step
	980	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	981	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	982	DO k = nzb+1, nzt
[1875]	983	tq_m(k,j,i) = tend(k,j,i)
	984	ENDDO
	985	ELSEIF ( intermediate_timestep_count < &
	986	intermediate_timestep_count_max ) THEN
[2232]	987	DO k = nzb+1, nzt
	988	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	989	5.3125_wp * tq_m(k,j,i)
[1875]	990	ENDDO
	991	ENDIF
	992	ENDIF
	993
	994	!
[2292]	995	!-- If required, calculate prognostic equations for cloud water content
	996	!-- and cloud drop concentration
	997	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	998	!
	999	!-- Calculate prognostic equation for cloud water content
	1000	tend(:,j,i) = 0.0_wp
	1001	IF ( timestep_scheme(1:5) == 'runge' ) &
	1002	THEN
	1003	IF ( ws_scheme_sca ) THEN
	1004	CALL advec_s_ws( i, j, qc, 'qc', flux_s_qc, &
	1005	diss_s_qc, flux_l_qc, diss_l_qc, &
	1006	i_omp_start, tn )
	1007	ELSE
	1008	CALL advec_s_pw( i, j, qc )
	1009	ENDIF
	1010	ELSE
	1011	CALL advec_s_up( i, j, qc )
	1012	ENDIF
	1013	CALL diffusion_s( i, j, qc, &
	1014	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	1015	surf_def_h(2)%qcsws, &
	1016	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	1017	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	1018	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	1019	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	1020	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	1021	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	1022	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	1023
	1024	!
	1025	!-- Prognostic equation for cloud water content
	1026	DO k = nzb+1, nzt
	1027	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * &
	1028	( tsc(2) * tend(k,j,i) + &
	1029	tsc(3) * tqc_m(k,j,i) )&
	1030	- tsc(5) * rdf_sc(k) &
	1031	* qc(k,j,i) &
	1032	) &
	1033	* MERGE( 1.0_wp, 0.0_wp, &
	1034	BTEST( wall_flags_0(k,j,i), 0 )&
	1035	)
	1036	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	1037	ENDDO
	1038	!
	1039	!-- Calculate tendencies for the next Runge-Kutta step
	1040	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1041	IF ( intermediate_timestep_count == 1 ) THEN
	1042	DO k = nzb+1, nzt
	1043	tqc_m(k,j,i) = tend(k,j,i)
	1044	ENDDO
	1045	ELSEIF ( intermediate_timestep_count < &
	1046	intermediate_timestep_count_max ) THEN
	1047	DO k = nzb+1, nzt
	1048	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1049	5.3125_wp * tqc_m(k,j,i)
	1050	ENDDO
	1051	ENDIF
	1052	ENDIF
	1053
	1054	!
	1055	!-- Calculate prognostic equation for cloud drop concentration.
	1056	tend(:,j,i) = 0.0_wp
	1057	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1058	IF ( ws_scheme_sca ) THEN
	1059	CALL advec_s_ws( i, j, nc, 'nc', flux_s_nc, &
	1060	diss_s_nc, flux_l_nc, diss_l_nc, &
	1061	i_omp_start, tn )
	1062	ELSE
	1063	CALL advec_s_pw( i, j, nc )
	1064	ENDIF
	1065	ELSE
	1066	CALL advec_s_up( i, j, nc )
	1067	ENDIF
	1068	CALL diffusion_s( i, j, nc, &
	1069	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	1070	surf_def_h(2)%ncsws, &
	1071	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	1072	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	1073	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	1074	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	1075	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	1076	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	1077	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	1078
	1079	!
	1080	!-- Prognostic equation for cloud drop concentration
	1081	DO k = nzb+1, nzt
	1082	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * &
	1083	( tsc(2) * tend(k,j,i) + &
	1084	tsc(3) * tnc_m(k,j,i) )&
	1085	- tsc(5) * rdf_sc(k) &
	1086	* nc(k,j,i) &
	1087	) &
	1088	* MERGE( 1.0_wp, 0.0_wp, &
	1089	BTEST( wall_flags_0(k,j,i), 0 )&
	1090	)
	1091	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	1092	ENDDO
	1093	!
	1094	!-- Calculate tendencies for the next Runge-Kutta step
	1095	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1096	IF ( intermediate_timestep_count == 1 ) THEN
	1097	DO k = nzb+1, nzt
	1098	tnc_m(k,j,i) = tend(k,j,i)
	1099	ENDDO
	1100	ELSEIF ( intermediate_timestep_count < &
	1101	intermediate_timestep_count_max ) THEN
	1102	DO k = nzb+1, nzt
	1103	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1104	5.3125_wp * tnc_m(k,j,i)
	1105	ENDDO
	1106	ENDIF
	1107	ENDIF
	1108
	1109	ENDIF
	1110	!
[2155]	1111	!-- If required, calculate prognostic equations for rain water content
[1875]	1112	!-- and rain drop concentration
	1113	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	1114	!
	1115	!-- Calculate prognostic equation for rain water content
	1116	tend(:,j,i) = 0.0_wp
	1117	IF ( timestep_scheme(1:5) == 'runge' ) &
	1118	THEN
	1119	IF ( ws_scheme_sca ) THEN
[2155]	1120	CALL advec_s_ws( i, j, qr, 'qr', flux_s_qr, &
[1875]	1121	diss_s_qr, flux_l_qr, diss_l_qr, &
	1122	i_omp_start, tn )
[2155]	1123	ELSE
[1875]	1124	CALL advec_s_pw( i, j, qr )
	1125	ENDIF
	1126	ELSE
	1127	CALL advec_s_up( i, j, qr )
	1128	ENDIF
[2232]	1129	CALL diffusion_s( i, j, qr, &
	1130	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	1131	surf_def_h(2)%qrsws, &
	1132	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	1133	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	1134	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	1135	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	1136	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	1137	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	1138	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	1139
	1140	!
	1141	!-- Prognostic equation for rain water content
[2232]	1142	DO k = nzb+1, nzt
	1143	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * &
	1144	( tsc(2) * tend(k,j,i) + &
	1145	tsc(3) * tqr_m(k,j,i) )&
	1146	- tsc(5) * rdf_sc(k) &
	1147	* qr(k,j,i) &
	1148	) &
	1149	* MERGE( 1.0_wp, 0.0_wp, &
	1150	BTEST( wall_flags_0(k,j,i), 0 )&
	1151	)
[1875]	1152	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	1153	ENDDO
	1154	!
	1155	!-- Calculate tendencies for the next Runge-Kutta step
	1156	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1157	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1158	DO k = nzb+1, nzt
[1875]	1159	tqr_m(k,j,i) = tend(k,j,i)
	1160	ENDDO
	1161	ELSEIF ( intermediate_timestep_count < &
	1162	intermediate_timestep_count_max ) THEN
[2232]	1163	DO k = nzb+1, nzt
	1164	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1165	5.3125_wp * tqr_m(k,j,i)
[1875]	1166	ENDDO
	1167	ENDIF
	1168	ENDIF
	1169
	1170	!
	1171	!-- Calculate prognostic equation for rain drop concentration.
	1172	tend(:,j,i) = 0.0_wp
	1173	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1174	IF ( ws_scheme_sca ) THEN
[2155]	1175	CALL advec_s_ws( i, j, nr, 'nr', flux_s_nr, &
[1875]	1176	diss_s_nr, flux_l_nr, diss_l_nr, &
	1177	i_omp_start, tn )
[2155]	1178	ELSE
[1875]	1179	CALL advec_s_pw( i, j, nr )
	1180	ENDIF
	1181	ELSE
	1182	CALL advec_s_up( i, j, nr )
	1183	ENDIF
[2232]	1184	CALL diffusion_s( i, j, nr, &
	1185	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	1186	surf_def_h(2)%nrsws, &
	1187	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	1188	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	1189	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	1190	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	1191	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	1192	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	1193	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	1194
	1195	!
	1196	!-- Prognostic equation for rain drop concentration
[2232]	1197	DO k = nzb+1, nzt
	1198	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * &
	1199	( tsc(2) * tend(k,j,i) + &
	1200	tsc(3) * tnr_m(k,j,i) )&
	1201	- tsc(5) * rdf_sc(k) &
	1202	* nr(k,j,i) &
	1203	) &
	1204	* MERGE( 1.0_wp, 0.0_wp, &
	1205	BTEST( wall_flags_0(k,j,i), 0 )&
	1206	)
[1875]	1207	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	1208	ENDDO
	1209	!
	1210	!-- Calculate tendencies for the next Runge-Kutta step
	1211	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1212	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1213	DO k = nzb+1, nzt
[1875]	1214	tnr_m(k,j,i) = tend(k,j,i)
	1215	ENDDO
	1216	ELSEIF ( intermediate_timestep_count < &
	1217	intermediate_timestep_count_max ) THEN
[2232]	1218	DO k = nzb+1, nzt
	1219	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1220	5.3125_wp * tnr_m(k,j,i)
[1875]	1221	ENDDO
	1222	ENDIF
	1223	ENDIF
	1224
	1225	ENDIF
	1226
	1227	ENDIF
[2155]	1228
[1960]	1229	!
	1230	!-- If required, compute prognostic equation for scalar
	1231	IF ( passive_scalar ) THEN
	1232	!
	1233	!-- Tendency-terms for total water content / scalar
	1234	tend(:,j,i) = 0.0_wp
	1235	IF ( timestep_scheme(1:5) == 'runge' ) &
	1236	THEN
	1237	IF ( ws_scheme_sca ) THEN
[2155]	1238	CALL advec_s_ws( i, j, s, 's', flux_s_s, &
[1960]	1239	diss_s_s, flux_l_s, diss_l_s, i_omp_start, tn )
[2155]	1240	ELSE
[1960]	1241	CALL advec_s_pw( i, j, s )
	1242	ENDIF
	1243	ELSE
	1244	CALL advec_s_up( i, j, s )
	1245	ENDIF
[2232]	1246	CALL diffusion_s( i, j, s, &
	1247	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1248	surf_def_h(2)%ssws, &
	1249	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1250	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1251	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1252	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1253	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1254	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1255	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	1256
	1257	!
[1960]	1258	!-- Sink or source of scalar concentration due to canopy elements
	1259	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	1260
	1261	!
	1262	!-- Large scale advection, still need to be extended for scalars
	1263	! IF ( large_scale_forcing ) THEN
	1264	! CALL ls_advec( i, j, simulated_time, 's' )
	1265	! ENDIF
	1266
	1267	!
	1268	!-- Nudging, still need to be extended for scalars
[2155]	1269	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	1270
	1271	!
	1272	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	1273	!-- Note, the last argument is of no meaning in this case, as it is
	1274	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	1275	!-- date not implemented for scalars.
	1276	IF ( large_scale_subsidence .AND. &
	1277	.NOT. use_subsidence_tendencies .AND. &
	1278	.NOT. large_scale_forcing ) THEN
	1279	CALL subsidence( i, j, tend, s, s_init, 3 )
	1280	ENDIF
	1281
	1282	CALL user_actions( i, j, 's-tendency' )
	1283
	1284	!
	1285	!-- Prognostic equation for scalar
[2232]	1286	DO k = nzb+1, nzt
	1287	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	1288	( tsc(2) * tend(k,j,i) + &
	1289	tsc(3) * ts_m(k,j,i) ) &
	1290	- tsc(5) * rdf_sc(k) &
	1291	* ( s(k,j,i) - s_init(k) )&
	1292	) &
	1293	* MERGE( 1.0_wp, 0.0_wp, &
	1294	BTEST( wall_flags_0(k,j,i), 0 )&
	1295	)
[1960]	1296	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1297	ENDDO
	1298
	1299	!
	1300	!-- Calculate tendencies for the next Runge-Kutta step
	1301	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1302	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1303	DO k = nzb+1, nzt
[1960]	1304	ts_m(k,j,i) = tend(k,j,i)
	1305	ENDDO
	1306	ELSEIF ( intermediate_timestep_count < &
	1307	intermediate_timestep_count_max ) THEN
[2232]	1308	DO k = nzb+1, nzt
	1309	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1310	5.3125_wp * ts_m(k,j,i)
[1960]	1311	ENDDO
	1312	ENDIF
	1313	ENDIF
	1314
[2155]	1315	ENDIF
[1960]	1316	!
[2696]	1317	!-- Calculate prognostic equations for turbulence closure
	1318	CALL tcm_prognostic( i, j, i_omp_start, tn )
[1875]	1319
	1320	!
[2696]	1321	!-- If required, compute prognostic equation for chemical quantites
	1322	IF ( air_chemistry ) THEN
	1323	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
[1875]	1324	!
[2696]	1325	!-- Loop over chemical species
[2815]	1326	DO lsp = 1, nvar
	1327	CALL chem_prognostic_equations ( chem_species(lsp)%conc_p, &
[2696]	1328	chem_species(lsp)%conc, &
	1329	chem_species(lsp)%tconc_m, &
	1330	chem_species(lsp)%conc_pr_init, &
	1331	i, j, i_omp_start, tn, lsp, &
	1332	chem_species(lsp)%flux_s_cs, &
	1333	chem_species(lsp)%diss_s_cs, &
	1334	chem_species(lsp)%flux_l_cs, &
	1335	chem_species(lsp)%diss_l_cs )
[1875]	1336	ENDDO
	1337
[2696]	1338	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	1339	ENDIF ! Chemicals equations
[1875]	1340
	1341	ENDDO
	1342	ENDDO
[2192]	1343	!$OMP END PARALLEL
[1875]	1344
[2232]	1345
[1875]	1346	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	1347
	1348
	1349	END SUBROUTINE prognostic_equations_cache
	1350
	1351
	1352	!------------------------------------------------------------------------------!
	1353	! Description:
	1354	! ------------
	1355	!> Version for vector machines
	1356	!------------------------------------------------------------------------------!
[2155]	1357
[1875]	1358	SUBROUTINE prognostic_equations_vector
	1359
	1360
	1361	IMPLICIT NONE
	1362
[2815]	1363	INTEGER(iwp) :: i !<
	1364	INTEGER(iwp) :: j !<
	1365	INTEGER(iwp) :: k !<
	1366	INTEGER(iwp) :: lsp !< running index for chemical species
[1875]	1367
	1368	REAL(wp) :: sbt !<
	1369
	1370
	1371	!
	1372	!-- If required, calculate cloud microphysical impacts
	1373	IF ( cloud_physics .AND. .NOT. microphysics_sat_adjust .AND. &
	1374	( intermediate_timestep_count == 1 .OR. &
	1375	call_microphysics_at_all_substeps ) &
	1376	) THEN
	1377	CALL cpu_log( log_point(51), 'microphysics', 'start' )
	1378	CALL microphysics_control
	1379	CALL cpu_log( log_point(51), 'microphysics', 'stop' )
	1380	ENDIF
	1381
	1382	!
	1383	!-- u-velocity component
	1384	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	1385
	1386	tend = 0.0_wp
	1387	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1388	IF ( ws_scheme_mom ) THEN
	1389	CALL advec_u_ws
	1390	ELSE
	1391	CALL advec_u_pw
	1392	ENDIF
	1393	ELSE
	1394	CALL advec_u_up
	1395	ENDIF
	1396	CALL diffusion_u
	1397	CALL coriolis( 1 )
	1398	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	1399	CALL buoyancy( pt, 1 )
	1400	ENDIF
	1401
	1402	!
	1403	!-- Drag by plant canopy
	1404	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	1405
	1406	!
	1407	!-- External pressure gradient
	1408	IF ( dp_external ) THEN
	1409	DO i = nxlu, nxr
	1410	DO j = nys, nyn
	1411	DO k = dp_level_ind_b+1, nzt
	1412	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	1413	ENDDO
	1414	ENDDO
	1415	ENDDO
	1416	ENDIF
	1417
	1418	!
	1419	!-- Nudging
	1420	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	1421
[1914]	1422	!
	1423	!-- Forces by wind turbines
	1424	IF ( wind_turbine ) CALL wtm_tendencies( 1 )
	1425
[1875]	1426	CALL user_actions( 'u-tendency' )
	1427
	1428	!
	1429	!-- Prognostic equation for u-velocity component
	1430	DO i = nxlu, nxr
	1431	DO j = nys, nyn
[2232]	1432	DO k = nzb+1, nzt
	1433	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1434	tsc(3) * tu_m(k,j,i) ) &
	1435	- tsc(5) * rdf(k) * &
	1436	( u(k,j,i) - u_init(k) ) &
	1437	) * MERGE( 1.0_wp, 0.0_wp, &
	1438	BTEST( wall_flags_0(k,j,i), 1 ) &
	1439	)
[1875]	1440	ENDDO
	1441	ENDDO
	1442	ENDDO
	1443
	1444	!
	1445	!-- Calculate tendencies for the next Runge-Kutta step
	1446	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1447	IF ( intermediate_timestep_count == 1 ) THEN
	1448	DO i = nxlu, nxr
	1449	DO j = nys, nyn
[2232]	1450	DO k = nzb+1, nzt
[1875]	1451	tu_m(k,j,i) = tend(k,j,i)
	1452	ENDDO
	1453	ENDDO
	1454	ENDDO
	1455	ELSEIF ( intermediate_timestep_count < &
	1456	intermediate_timestep_count_max ) THEN
	1457	DO i = nxlu, nxr
	1458	DO j = nys, nyn
[2232]	1459	DO k = nzb+1, nzt
	1460	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1461	+ 5.3125_wp * tu_m(k,j,i)
[1875]	1462	ENDDO
	1463	ENDDO
	1464	ENDDO
	1465	ENDIF
	1466	ENDIF
	1467
	1468	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	1469
	1470	!
	1471	!-- v-velocity component
	1472	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	1473
	1474	tend = 0.0_wp
	1475	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1476	IF ( ws_scheme_mom ) THEN
	1477	CALL advec_v_ws
[2155]	1478	ELSE
[1875]	1479	CALL advec_v_pw
	1480	END IF
	1481	ELSE
	1482	CALL advec_v_up
	1483	ENDIF
	1484	CALL diffusion_v
	1485	CALL coriolis( 2 )
	1486
	1487	!
	1488	!-- Drag by plant canopy
	1489	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1490
	1491	!
	1492	!-- External pressure gradient
	1493	IF ( dp_external ) THEN
	1494	DO i = nxl, nxr
	1495	DO j = nysv, nyn
	1496	DO k = dp_level_ind_b+1, nzt
	1497	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1498	ENDDO
	1499	ENDDO
	1500	ENDDO
	1501	ENDIF
	1502
	1503	!
	1504	!-- Nudging
	1505	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1506
[1914]	1507	!
	1508	!-- Forces by wind turbines
	1509	IF ( wind_turbine ) CALL wtm_tendencies( 2 )
	1510
[1875]	1511	CALL user_actions( 'v-tendency' )
	1512
	1513	!
	1514	!-- Prognostic equation for v-velocity component
	1515	DO i = nxl, nxr
	1516	DO j = nysv, nyn
[2232]	1517	DO k = nzb+1, nzt
	1518	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1519	tsc(3) * tv_m(k,j,i) ) &
	1520	- tsc(5) * rdf(k) * &
	1521	( v(k,j,i) - v_init(k) ) &
	1522	) * MERGE( 1.0_wp, 0.0_wp, &
	1523	BTEST( wall_flags_0(k,j,i), 2 )&
	1524	)
[1875]	1525	ENDDO
	1526	ENDDO
	1527	ENDDO
	1528
	1529	!
	1530	!-- Calculate tendencies for the next Runge-Kutta step
	1531	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1532	IF ( intermediate_timestep_count == 1 ) THEN
	1533	DO i = nxl, nxr
	1534	DO j = nysv, nyn
[2232]	1535	DO k = nzb+1, nzt
[1875]	1536	tv_m(k,j,i) = tend(k,j,i)
	1537	ENDDO
	1538	ENDDO
	1539	ENDDO
	1540	ELSEIF ( intermediate_timestep_count < &
	1541	intermediate_timestep_count_max ) THEN
	1542	DO i = nxl, nxr
	1543	DO j = nysv, nyn
[2232]	1544	DO k = nzb+1, nzt
	1545	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1546	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1547	ENDDO
	1548	ENDDO
	1549	ENDDO
	1550	ENDIF
	1551	ENDIF
	1552
	1553	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1554
	1555	!
	1556	!-- w-velocity component
	1557	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1558
	1559	tend = 0.0_wp
	1560	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1561	IF ( ws_scheme_mom ) THEN
	1562	CALL advec_w_ws
	1563	ELSE
	1564	CALL advec_w_pw
	1565	ENDIF
	1566	ELSE
	1567	CALL advec_w_up
	1568	ENDIF
	1569	CALL diffusion_w
	1570	CALL coriolis( 3 )
	1571
	1572	IF ( .NOT. neutral ) THEN
	1573	IF ( ocean ) THEN
[2031]	1574	CALL buoyancy( rho_ocean, 3 )
[1875]	1575	ELSE
	1576	IF ( .NOT. humidity ) THEN
	1577	CALL buoyancy( pt, 3 )
	1578	ELSE
	1579	CALL buoyancy( vpt, 3 )
	1580	ENDIF
	1581	ENDIF
	1582	ENDIF
	1583
	1584	!
	1585	!-- Drag by plant canopy
	1586	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1587
[1914]	1588	!
	1589	!-- Forces by wind turbines
	1590	IF ( wind_turbine ) CALL wtm_tendencies( 3 )
	1591
[1875]	1592	CALL user_actions( 'w-tendency' )
	1593
	1594	!
	1595	!-- Prognostic equation for w-velocity component
	1596	DO i = nxl, nxr
	1597	DO j = nys, nyn
[2232]	1598	DO k = nzb+1, nzt-1
	1599	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1600	tsc(3) * tw_m(k,j,i) ) &
	1601	- tsc(5) * rdf(k) * w(k,j,i) &
	1602	) * MERGE( 1.0_wp, 0.0_wp, &
	1603	BTEST( wall_flags_0(k,j,i), 3 )&
	1604	)
[1875]	1605	ENDDO
	1606	ENDDO
	1607	ENDDO
	1608
	1609	!
	1610	!-- Calculate tendencies for the next Runge-Kutta step
	1611	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1612	IF ( intermediate_timestep_count == 1 ) THEN
	1613	DO i = nxl, nxr
	1614	DO j = nys, nyn
[2232]	1615	DO k = nzb+1, nzt-1
[1875]	1616	tw_m(k,j,i) = tend(k,j,i)
	1617	ENDDO
	1618	ENDDO
	1619	ENDDO
	1620	ELSEIF ( intermediate_timestep_count < &
	1621	intermediate_timestep_count_max ) THEN
	1622	DO i = nxl, nxr
	1623	DO j = nys, nyn
[2232]	1624	DO k = nzb+1, nzt-1
	1625	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1626	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1627	ENDDO
	1628	ENDDO
	1629	ENDDO
	1630	ENDIF
	1631	ENDIF
	1632
	1633	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1634
	1635
	1636	!
	1637	!-- If required, compute prognostic equation for potential temperature
	1638	IF ( .NOT. neutral ) THEN
	1639
	1640	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1641
	1642	!
	1643	!-- pt-tendency terms with communication
	1644	sbt = tsc(2)
	1645	IF ( scalar_advec == 'bc-scheme' ) THEN
	1646
	1647	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1648	!
	1649	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1650	sbt = 1.0_wp
	1651	ENDIF
	1652	tend = 0.0_wp
	1653	CALL advec_s_bc( pt, 'pt' )
	1654
	1655	ENDIF
	1656
	1657	!
	1658	!-- pt-tendency terms with no communication
	1659	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1660	tend = 0.0_wp
	1661	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1662	IF ( ws_scheme_sca ) THEN
	1663	CALL advec_s_ws( pt, 'pt' )
	1664	ELSE
	1665	CALL advec_s_pw( pt )
	1666	ENDIF
	1667	ELSE
	1668	CALL advec_s_up( pt )
	1669	ENDIF
	1670	ENDIF
	1671
[2232]	1672	CALL diffusion_s( pt, &
	1673	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1674	surf_def_h(2)%shf, &
	1675	surf_lsm_h%shf, surf_usm_h%shf, &
	1676	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1677	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1678	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1679	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1680	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1681	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1682	!
	1683	!-- If required compute heating/cooling due to long wave radiation processes
	1684	IF ( cloud_top_radiation ) THEN
	1685	CALL calc_radiation
	1686	ENDIF
	1687
	1688	!
	1689	!-- Consideration of heat sources within the plant canopy
[3014]	1690	IF ( plant_canopy .AND. &
	1691	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1692	CALL pcm_tendency( 4 )
	1693	ENDIF
	1694
	1695	!
	1696	!-- Large scale advection
	1697	IF ( large_scale_forcing ) THEN
	1698	CALL ls_advec( simulated_time, 'pt' )
	1699	ENDIF
	1700
	1701	!
	1702	!-- Nudging
[2155]	1703	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1704
	1705	!
	1706	!-- If required compute influence of large-scale subsidence/ascent
	1707	IF ( large_scale_subsidence .AND. &
	1708	.NOT. use_subsidence_tendencies ) THEN
	1709	CALL subsidence( tend, pt, pt_init, 2 )
	1710	ENDIF
	1711
	1712	!
	1713	!-- If required, add tendency due to radiative heating/cooling
[1976]	1714	IF ( radiation .AND. &
[1875]	1715	simulated_time > skip_time_do_radiation ) THEN
	1716	CALL radiation_tendency ( tend )
	1717	ENDIF
	1718
	1719	CALL user_actions( 'pt-tendency' )
	1720
	1721	!
	1722	!-- Prognostic equation for potential temperature
	1723	DO i = nxl, nxr
	1724	DO j = nys, nyn
[2232]	1725	DO k = nzb+1, nzt
	1726	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1727	tsc(3) * tpt_m(k,j,i) ) &
	1728	- tsc(5) * &
	1729	( pt(k,j,i) - pt_init(k) ) *&
	1730	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1731	) &
	1732	* MERGE( 1.0_wp, 0.0_wp, &
	1733	BTEST( wall_flags_0(k,j,i), 0 ) &
	1734	)
[1875]	1735	ENDDO
	1736	ENDDO
	1737	ENDDO
	1738	!
	1739	!-- Calculate tendencies for the next Runge-Kutta step
	1740	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1741	IF ( intermediate_timestep_count == 1 ) THEN
	1742	DO i = nxl, nxr
	1743	DO j = nys, nyn
[2232]	1744	DO k = nzb+1, nzt
[1875]	1745	tpt_m(k,j,i) = tend(k,j,i)
	1746	ENDDO
	1747	ENDDO
	1748	ENDDO
	1749	ELSEIF ( intermediate_timestep_count < &
	1750	intermediate_timestep_count_max ) THEN
	1751	DO i = nxl, nxr
	1752	DO j = nys, nyn
[2232]	1753	DO k = nzb+1, nzt
	1754	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1755	5.3125_wp * tpt_m(k,j,i)
[1875]	1756	ENDDO
	1757	ENDDO
	1758	ENDDO
	1759	ENDIF
	1760	ENDIF
	1761
	1762	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1763
	1764	ENDIF
	1765
	1766	!
	1767	!-- If required, compute prognostic equation for salinity
	1768	IF ( ocean ) THEN
	1769
	1770	CALL cpu_log( log_point(37), 'sa-equation', 'start' )
	1771
	1772	!
	1773	!-- sa-tendency terms with communication
	1774	sbt = tsc(2)
	1775	IF ( scalar_advec == 'bc-scheme' ) THEN
	1776
	1777	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1778	!
	1779	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1780	sbt = 1.0_wp
	1781	ENDIF
	1782	tend = 0.0_wp
	1783	CALL advec_s_bc( sa, 'sa' )
	1784
	1785	ENDIF
	1786
	1787	!
	1788	!-- sa-tendency terms with no communication
	1789	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1790	tend = 0.0_wp
	1791	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1792	IF ( ws_scheme_sca ) THEN
	1793	CALL advec_s_ws( sa, 'sa' )
	1794	ELSE
	1795	CALL advec_s_pw( sa )
	1796	ENDIF
	1797	ELSE
	1798	CALL advec_s_up( sa )
	1799	ENDIF
	1800	ENDIF
	1801
[2232]	1802	CALL diffusion_s( sa, &
	1803	surf_def_h(0)%sasws, surf_def_h(1)%sasws, &
	1804	surf_def_h(2)%sasws, &
	1805	surf_lsm_h%sasws, surf_usm_h%sasws, &
	1806	surf_def_v(0)%sasws, surf_def_v(1)%sasws, &
	1807	surf_def_v(2)%sasws, surf_def_v(3)%sasws, &
	1808	surf_lsm_v(0)%sasws, surf_lsm_v(1)%sasws, &
	1809	surf_lsm_v(2)%sasws, surf_lsm_v(3)%sasws, &
	1810	surf_usm_v(0)%sasws, surf_usm_v(1)%sasws, &
	1811	surf_usm_v(2)%sasws, surf_usm_v(3)%sasws )
[2155]	1812
[1875]	1813	CALL user_actions( 'sa-tendency' )
	1814
	1815	!
	1816	!-- Prognostic equation for salinity
	1817	DO i = nxl, nxr
	1818	DO j = nys, nyn
[2232]	1819	DO k = nzb+1, nzt
	1820	sa_p(k,j,i) = sa(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1821	tsc(3) * tsa_m(k,j,i) ) &
	1822	- tsc(5) * rdf_sc(k) * &
	1823	( sa(k,j,i) - sa_init(k) ) &
	1824	) &
	1825	* MERGE( 1.0_wp, 0.0_wp, &
	1826	BTEST( wall_flags_0(k,j,i), 0 ) &
	1827	)
[1875]	1828	IF ( sa_p(k,j,i) < 0.0_wp ) sa_p(k,j,i) = 0.1_wp * sa(k,j,i)
	1829	ENDDO
	1830	ENDDO
	1831	ENDDO
	1832
	1833	!
	1834	!-- Calculate tendencies for the next Runge-Kutta step
	1835	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1836	IF ( intermediate_timestep_count == 1 ) THEN
	1837	DO i = nxl, nxr
	1838	DO j = nys, nyn
[2232]	1839	DO k = nzb+1, nzt
[1875]	1840	tsa_m(k,j,i) = tend(k,j,i)
	1841	ENDDO
	1842	ENDDO
	1843	ENDDO
	1844	ELSEIF ( intermediate_timestep_count < &
	1845	intermediate_timestep_count_max ) THEN
	1846	DO i = nxl, nxr
	1847	DO j = nys, nyn
[2232]	1848	DO k = nzb+1, nzt
	1849	tsa_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1850	5.3125_wp * tsa_m(k,j,i)
[1875]	1851	ENDDO
	1852	ENDDO
	1853	ENDDO
	1854	ENDIF
	1855	ENDIF
	1856
	1857	CALL cpu_log( log_point(37), 'sa-equation', 'stop' )
	1858
	1859	!
	1860	!-- Calculate density by the equation of state for seawater
	1861	CALL cpu_log( log_point(38), 'eqns-seawater', 'start' )
	1862	CALL eqn_state_seawater
	1863	CALL cpu_log( log_point(38), 'eqns-seawater', 'stop' )
	1864
	1865	ENDIF
	1866
	1867	!
[1960]	1868	!-- If required, compute prognostic equation for total water content
	1869	IF ( humidity ) THEN
[1875]	1870
[1960]	1871	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1872
	1873	!
	1874	!-- Scalar/q-tendency terms with communication
	1875	sbt = tsc(2)
	1876	IF ( scalar_advec == 'bc-scheme' ) THEN
	1877
	1878	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1879	!
	1880	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1881	sbt = 1.0_wp
	1882	ENDIF
	1883	tend = 0.0_wp
	1884	CALL advec_s_bc( q, 'q' )
	1885
	1886	ENDIF
	1887
	1888	!
	1889	!-- Scalar/q-tendency terms with no communication
	1890	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1891	tend = 0.0_wp
	1892	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1893	IF ( ws_scheme_sca ) THEN
	1894	CALL advec_s_ws( q, 'q' )
	1895	ELSE
	1896	CALL advec_s_pw( q )
	1897	ENDIF
	1898	ELSE
	1899	CALL advec_s_up( q )
	1900	ENDIF
	1901	ENDIF
	1902
[2232]	1903	CALL diffusion_s( q, &
	1904	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1905	surf_def_h(2)%qsws, &
	1906	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1907	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1908	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1909	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1910	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1911	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1912	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1913
[1875]	1914	!
[1960]	1915	!-- Sink or source of humidity due to canopy elements
[1875]	1916	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1917
	1918	!
	1919	!-- Large scale advection
	1920	IF ( large_scale_forcing ) THEN
	1921	CALL ls_advec( simulated_time, 'q' )
	1922	ENDIF
	1923
	1924	!
	1925	!-- Nudging
[2155]	1926	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1927
	1928	!
	1929	!-- If required compute influence of large-scale subsidence/ascent
	1930	IF ( large_scale_subsidence .AND. &
	1931	.NOT. use_subsidence_tendencies ) THEN
	1932	CALL subsidence( tend, q, q_init, 3 )
	1933	ENDIF
	1934
	1935	CALL user_actions( 'q-tendency' )
	1936
	1937	!
[1960]	1938	!-- Prognostic equation for total water content
[1875]	1939	DO i = nxl, nxr
	1940	DO j = nys, nyn
[2232]	1941	DO k = nzb+1, nzt
	1942	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1943	tsc(3) * tq_m(k,j,i) ) &
	1944	- tsc(5) * rdf_sc(k) * &
	1945	( q(k,j,i) - q_init(k) ) &
	1946	) * MERGE( 1.0_wp, 0.0_wp, &
	1947	BTEST( wall_flags_0(k,j,i), 0 ) &
	1948	)
[1875]	1949	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1950	ENDDO
	1951	ENDDO
	1952	ENDDO
	1953
	1954	!
	1955	!-- Calculate tendencies for the next Runge-Kutta step
	1956	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1957	IF ( intermediate_timestep_count == 1 ) THEN
	1958	DO i = nxl, nxr
	1959	DO j = nys, nyn
[2232]	1960	DO k = nzb+1, nzt
[1875]	1961	tq_m(k,j,i) = tend(k,j,i)
	1962	ENDDO
	1963	ENDDO
	1964	ENDDO
	1965	ELSEIF ( intermediate_timestep_count < &
	1966	intermediate_timestep_count_max ) THEN
	1967	DO i = nxl, nxr
	1968	DO j = nys, nyn
[2232]	1969	DO k = nzb+1, nzt
	1970	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1971	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1972	ENDDO
	1973	ENDDO
	1974	ENDDO
	1975	ENDIF
	1976	ENDIF
	1977
[1960]	1978	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1979
	1980	!
[2292]	1981	!-- If required, calculate prognostic equations for cloud water content
	1982	!-- and cloud drop concentration
	1983	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1984
	1985	CALL cpu_log( log_point(67), 'qc-equation', 'start' )
	1986
	1987	!
	1988	!-- Calculate prognostic equation for cloud water content
	1989	sbt = tsc(2)
	1990	IF ( scalar_advec == 'bc-scheme' ) THEN
	1991
	1992	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1993	!
	1994	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1995	sbt = 1.0_wp
	1996	ENDIF
	1997	tend = 0.0_wp
	1998	CALL advec_s_bc( qc, 'qc' )
	1999
	2000	ENDIF
	2001
	2002	!
	2003	!-- qc-tendency terms with no communication
	2004	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2005	tend = 0.0_wp
	2006	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2007	IF ( ws_scheme_sca ) THEN
	2008	CALL advec_s_ws( qc, 'qc' )
	2009	ELSE
	2010	CALL advec_s_pw( qc )
	2011	ENDIF
	2012	ELSE
	2013	CALL advec_s_up( qc )
	2014	ENDIF
	2015	ENDIF
	2016
	2017	CALL diffusion_s( qc, &
	2018	surf_def_h(0)%qcsws, surf_def_h(1)%qcsws, &
	2019	surf_def_h(2)%qcsws, &
	2020	surf_lsm_h%qcsws, surf_usm_h%qcsws, &
	2021	surf_def_v(0)%qcsws, surf_def_v(1)%qcsws, &
	2022	surf_def_v(2)%qcsws, surf_def_v(3)%qcsws, &
	2023	surf_lsm_v(0)%qcsws, surf_lsm_v(1)%qcsws, &
	2024	surf_lsm_v(2)%qcsws, surf_lsm_v(3)%qcsws, &
	2025	surf_usm_v(0)%qcsws, surf_usm_v(1)%qcsws, &
	2026	surf_usm_v(2)%qcsws, surf_usm_v(3)%qcsws )
	2027
	2028	!
	2029	!-- Prognostic equation for cloud water content
	2030	DO i = nxl, nxr
	2031	DO j = nys, nyn
	2032	DO k = nzb+1, nzt
	2033	qc_p(k,j,i) = qc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2034	tsc(3) * tqc_m(k,j,i) ) &
	2035	- tsc(5) * rdf_sc(k) * &
	2036	qc(k,j,i) &
	2037	) &
	2038	* MERGE( 1.0_wp, 0.0_wp, &
	2039	BTEST( wall_flags_0(k,j,i), 0 ) &
	2040	)
	2041	IF ( qc_p(k,j,i) < 0.0_wp ) qc_p(k,j,i) = 0.0_wp
	2042	ENDDO
	2043	ENDDO
	2044	ENDDO
	2045
	2046	!
	2047	!-- Calculate tendencies for the next Runge-Kutta step
	2048	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2049	IF ( intermediate_timestep_count == 1 ) THEN
	2050	DO i = nxl, nxr
	2051	DO j = nys, nyn
	2052	DO k = nzb+1, nzt
	2053	tqc_m(k,j,i) = tend(k,j,i)
	2054	ENDDO
	2055	ENDDO
	2056	ENDDO
	2057	ELSEIF ( intermediate_timestep_count < &
	2058	intermediate_timestep_count_max ) THEN
	2059	DO i = nxl, nxr
	2060	DO j = nys, nyn
	2061	DO k = nzb+1, nzt
	2062	tqc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2063	+ 5.3125_wp * tqc_m(k,j,i)
	2064	ENDDO
	2065	ENDDO
	2066	ENDDO
	2067	ENDIF
	2068	ENDIF
	2069
	2070	CALL cpu_log( log_point(67), 'qc-equation', 'stop' )
	2071	CALL cpu_log( log_point(68), 'nc-equation', 'start' )
	2072
	2073	!
	2074	!-- Calculate prognostic equation for cloud drop concentration
	2075	sbt = tsc(2)
	2076	IF ( scalar_advec == 'bc-scheme' ) THEN
	2077
	2078	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2079	!
	2080	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2081	sbt = 1.0_wp
	2082	ENDIF
	2083	tend = 0.0_wp
	2084	CALL advec_s_bc( nc, 'nc' )
	2085
	2086	ENDIF
	2087
	2088	!
	2089	!-- nc-tendency terms with no communication
	2090	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2091	tend = 0.0_wp
	2092	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2093	IF ( ws_scheme_sca ) THEN
	2094	CALL advec_s_ws( nc, 'nc' )
	2095	ELSE
	2096	CALL advec_s_pw( nc )
	2097	ENDIF
	2098	ELSE
	2099	CALL advec_s_up( nc )
	2100	ENDIF
	2101	ENDIF
	2102
	2103	CALL diffusion_s( nc, &
	2104	surf_def_h(0)%ncsws, surf_def_h(1)%ncsws, &
	2105	surf_def_h(2)%ncsws, &
	2106	surf_lsm_h%ncsws, surf_usm_h%ncsws, &
	2107	surf_def_v(0)%ncsws, surf_def_v(1)%ncsws, &
	2108	surf_def_v(2)%ncsws, surf_def_v(3)%ncsws, &
	2109	surf_lsm_v(0)%ncsws, surf_lsm_v(1)%ncsws, &
	2110	surf_lsm_v(2)%ncsws, surf_lsm_v(3)%ncsws, &
	2111	surf_usm_v(0)%ncsws, surf_usm_v(1)%ncsws, &
	2112	surf_usm_v(2)%ncsws, surf_usm_v(3)%ncsws )
	2113
	2114	!
	2115	!-- Prognostic equation for cloud drop concentration
	2116	DO i = nxl, nxr
	2117	DO j = nys, nyn
	2118	DO k = nzb+1, nzt
	2119	nc_p(k,j,i) = nc(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2120	tsc(3) * tnc_m(k,j,i) ) &
	2121	- tsc(5) * rdf_sc(k) * &
	2122	nc(k,j,i) &
	2123	) &
	2124	* MERGE( 1.0_wp, 0.0_wp, &
	2125	BTEST( wall_flags_0(k,j,i), 0 ) &
	2126	)
	2127	IF ( nc_p(k,j,i) < 0.0_wp ) nc_p(k,j,i) = 0.0_wp
	2128	ENDDO
	2129	ENDDO
	2130	ENDDO
	2131
	2132	!
	2133	!-- Calculate tendencies for the next Runge-Kutta step
	2134	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2135	IF ( intermediate_timestep_count == 1 ) THEN
	2136	DO i = nxl, nxr
	2137	DO j = nys, nyn
	2138	DO k = nzb+1, nzt
	2139	tnc_m(k,j,i) = tend(k,j,i)
	2140	ENDDO
	2141	ENDDO
	2142	ENDDO
	2143	ELSEIF ( intermediate_timestep_count < &
	2144	intermediate_timestep_count_max ) THEN
	2145	DO i = nxl, nxr
	2146	DO j = nys, nyn
	2147	DO k = nzb+1, nzt
	2148	tnc_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2149	+ 5.3125_wp * tnc_m(k,j,i)
	2150	ENDDO
	2151	ENDDO
	2152	ENDDO
	2153	ENDIF
	2154	ENDIF
	2155
	2156	CALL cpu_log( log_point(68), 'nc-equation', 'stop' )
	2157
	2158	ENDIF
	2159	!
[2155]	2160	!-- If required, calculate prognostic equations for rain water content
[1875]	2161	!-- and rain drop concentration
	2162	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	2163
	2164	CALL cpu_log( log_point(52), 'qr-equation', 'start' )
	2165
	2166	!
	2167	!-- Calculate prognostic equation for rain water content
	2168	sbt = tsc(2)
	2169	IF ( scalar_advec == 'bc-scheme' ) THEN
	2170
	2171	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2172	!
	2173	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2174	sbt = 1.0_wp
	2175	ENDIF
	2176	tend = 0.0_wp
	2177	CALL advec_s_bc( qr, 'qr' )
	2178
	2179	ENDIF
	2180
	2181	!
	2182	!-- qr-tendency terms with no communication
	2183	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2184	tend = 0.0_wp
	2185	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2186	IF ( ws_scheme_sca ) THEN
	2187	CALL advec_s_ws( qr, 'qr' )
	2188	ELSE
	2189	CALL advec_s_pw( qr )
	2190	ENDIF
	2191	ELSE
	2192	CALL advec_s_up( qr )
	2193	ENDIF
	2194	ENDIF
	2195
[2232]	2196	CALL diffusion_s( qr, &
	2197	surf_def_h(0)%qrsws, surf_def_h(1)%qrsws, &
	2198	surf_def_h(2)%qrsws, &
	2199	surf_lsm_h%qrsws, surf_usm_h%qrsws, &
	2200	surf_def_v(0)%qrsws, surf_def_v(1)%qrsws, &
	2201	surf_def_v(2)%qrsws, surf_def_v(3)%qrsws, &
	2202	surf_lsm_v(0)%qrsws, surf_lsm_v(1)%qrsws, &
	2203	surf_lsm_v(2)%qrsws, surf_lsm_v(3)%qrsws, &
	2204	surf_usm_v(0)%qrsws, surf_usm_v(1)%qrsws, &
	2205	surf_usm_v(2)%qrsws, surf_usm_v(3)%qrsws )
[1875]	2206
	2207	!
	2208	!-- Prognostic equation for rain water content
	2209	DO i = nxl, nxr
	2210	DO j = nys, nyn
[2232]	2211	DO k = nzb+1, nzt
	2212	qr_p(k,j,i) = qr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2213	tsc(3) * tqr_m(k,j,i) ) &
	2214	- tsc(5) * rdf_sc(k) * &
	2215	qr(k,j,i) &
	2216	) &
	2217	* MERGE( 1.0_wp, 0.0_wp, &
	2218	BTEST( wall_flags_0(k,j,i), 0 ) &
	2219	)
[1875]	2220	IF ( qr_p(k,j,i) < 0.0_wp ) qr_p(k,j,i) = 0.0_wp
	2221	ENDDO
	2222	ENDDO
	2223	ENDDO
	2224
	2225	!
	2226	!-- Calculate tendencies for the next Runge-Kutta step
	2227	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2228	IF ( intermediate_timestep_count == 1 ) THEN
	2229	DO i = nxl, nxr
	2230	DO j = nys, nyn
[2232]	2231	DO k = nzb+1, nzt
[1875]	2232	tqr_m(k,j,i) = tend(k,j,i)
	2233	ENDDO
	2234	ENDDO
	2235	ENDDO
	2236	ELSEIF ( intermediate_timestep_count < &
	2237	intermediate_timestep_count_max ) THEN
	2238	DO i = nxl, nxr
	2239	DO j = nys, nyn
[2232]	2240	DO k = nzb+1, nzt
	2241	tqr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2242	+ 5.3125_wp * tqr_m(k,j,i)
[1875]	2243	ENDDO
	2244	ENDDO
	2245	ENDDO
	2246	ENDIF
	2247	ENDIF
	2248
	2249	CALL cpu_log( log_point(52), 'qr-equation', 'stop' )
	2250	CALL cpu_log( log_point(53), 'nr-equation', 'start' )
	2251
	2252	!
	2253	!-- Calculate prognostic equation for rain drop concentration
	2254	sbt = tsc(2)
	2255	IF ( scalar_advec == 'bc-scheme' ) THEN
	2256
	2257	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2258	!
	2259	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2260	sbt = 1.0_wp
	2261	ENDIF
	2262	tend = 0.0_wp
	2263	CALL advec_s_bc( nr, 'nr' )
	2264
	2265	ENDIF
	2266
	2267	!
	2268	!-- nr-tendency terms with no communication
	2269	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2270	tend = 0.0_wp
	2271	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2272	IF ( ws_scheme_sca ) THEN
	2273	CALL advec_s_ws( nr, 'nr' )
	2274	ELSE
	2275	CALL advec_s_pw( nr )
	2276	ENDIF
	2277	ELSE
	2278	CALL advec_s_up( nr )
	2279	ENDIF
	2280	ENDIF
	2281
[2232]	2282	CALL diffusion_s( nr, &
	2283	surf_def_h(0)%nrsws, surf_def_h(1)%nrsws, &
	2284	surf_def_h(2)%nrsws, &
	2285	surf_lsm_h%nrsws, surf_usm_h%nrsws, &
	2286	surf_def_v(0)%nrsws, surf_def_v(1)%nrsws, &
	2287	surf_def_v(2)%nrsws, surf_def_v(3)%nrsws, &
	2288	surf_lsm_v(0)%nrsws, surf_lsm_v(1)%nrsws, &
	2289	surf_lsm_v(2)%nrsws, surf_lsm_v(3)%nrsws, &
	2290	surf_usm_v(0)%nrsws, surf_usm_v(1)%nrsws, &
	2291	surf_usm_v(2)%nrsws, surf_usm_v(3)%nrsws )
[1875]	2292
	2293	!
	2294	!-- Prognostic equation for rain drop concentration
	2295	DO i = nxl, nxr
	2296	DO j = nys, nyn
[2232]	2297	DO k = nzb+1, nzt
	2298	nr_p(k,j,i) = nr(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2299	tsc(3) * tnr_m(k,j,i) ) &
	2300	- tsc(5) * rdf_sc(k) * &
	2301	nr(k,j,i) &
	2302	) &
	2303	* MERGE( 1.0_wp, 0.0_wp, &
	2304	BTEST( wall_flags_0(k,j,i), 0 ) &
	2305	)
[1875]	2306	IF ( nr_p(k,j,i) < 0.0_wp ) nr_p(k,j,i) = 0.0_wp
	2307	ENDDO
	2308	ENDDO
	2309	ENDDO
	2310
	2311	!
	2312	!-- Calculate tendencies for the next Runge-Kutta step
	2313	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2314	IF ( intermediate_timestep_count == 1 ) THEN
	2315	DO i = nxl, nxr
	2316	DO j = nys, nyn
[2232]	2317	DO k = nzb+1, nzt
[1875]	2318	tnr_m(k,j,i) = tend(k,j,i)
	2319	ENDDO
	2320	ENDDO
	2321	ENDDO
	2322	ELSEIF ( intermediate_timestep_count < &
	2323	intermediate_timestep_count_max ) THEN
	2324	DO i = nxl, nxr
	2325	DO j = nys, nyn
[2232]	2326	DO k = nzb+1, nzt
	2327	tnr_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2328	+ 5.3125_wp * tnr_m(k,j,i)
[1875]	2329	ENDDO
	2330	ENDDO
	2331	ENDDO
	2332	ENDIF
	2333	ENDIF
	2334
	2335	CALL cpu_log( log_point(53), 'nr-equation', 'stop' )
	2336
	2337	ENDIF
	2338
	2339	ENDIF
[1960]	2340	!
	2341	!-- If required, compute prognostic equation for scalar
	2342	IF ( passive_scalar ) THEN
[1875]	2343
[1960]	2344	CALL cpu_log( log_point(66), 's-equation', 'start' )
	2345
[1875]	2346	!
[1960]	2347	!-- Scalar/q-tendency terms with communication
	2348	sbt = tsc(2)
	2349	IF ( scalar_advec == 'bc-scheme' ) THEN
	2350
	2351	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	2352	!
	2353	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	2354	sbt = 1.0_wp
	2355	ENDIF
	2356	tend = 0.0_wp
	2357	CALL advec_s_bc( s, 's' )
	2358
	2359	ENDIF
	2360
	2361	!
	2362	!-- Scalar/q-tendency terms with no communication
	2363	IF ( scalar_advec /= 'bc-scheme' ) THEN
	2364	tend = 0.0_wp
	2365	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2366	IF ( ws_scheme_sca ) THEN
	2367	CALL advec_s_ws( s, 's' )
	2368	ELSE
	2369	CALL advec_s_pw( s )
	2370	ENDIF
	2371	ELSE
	2372	CALL advec_s_up( s )
	2373	ENDIF
	2374	ENDIF
	2375
[2232]	2376	CALL diffusion_s( s, &
	2377	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	2378	surf_def_h(2)%ssws, &
	2379	surf_lsm_h%ssws, surf_usm_h%ssws, &
	2380	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	2381	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	2382	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	2383	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	2384	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	2385	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	2386
[1960]	2387	!
	2388	!-- Sink or source of humidity due to canopy elements
	2389	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	2390
	2391	!
	2392	!-- Large scale advection. Not implemented for scalars so far.
	2393	! IF ( large_scale_forcing ) THEN
	2394	! CALL ls_advec( simulated_time, 'q' )
	2395	! ENDIF
	2396
	2397	!
	2398	!-- Nudging. Not implemented for scalars so far.
[2155]	2399	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	2400
	2401	!
	2402	!-- If required compute influence of large-scale subsidence/ascent.
	2403	!-- Not implemented for scalars so far.
	2404	IF ( large_scale_subsidence .AND. &
	2405	.NOT. use_subsidence_tendencies .AND. &
	2406	.NOT. large_scale_forcing ) THEN
	2407	CALL subsidence( tend, s, s_init, 3 )
	2408	ENDIF
	2409
	2410	CALL user_actions( 's-tendency' )
	2411
	2412	!
	2413	!-- Prognostic equation for total water content
	2414	DO i = nxl, nxr
	2415	DO j = nys, nyn
[2232]	2416	DO k = nzb+1, nzt
	2417	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	2418	tsc(3) * ts_m(k,j,i) ) &
	2419	- tsc(5) * rdf_sc(k) * &
	2420	( s(k,j,i) - s_init(k) ) &
	2421	) &
	2422	* MERGE( 1.0_wp, 0.0_wp, &
	2423	BTEST( wall_flags_0(k,j,i), 0 ) &
	2424	)
[1960]	2425	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	2426	ENDDO
	2427	ENDDO
	2428	ENDDO
	2429
	2430	!
	2431	!-- Calculate tendencies for the next Runge-Kutta step
	2432	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	2433	IF ( intermediate_timestep_count == 1 ) THEN
	2434	DO i = nxl, nxr
	2435	DO j = nys, nyn
[2232]	2436	DO k = nzb+1, nzt
[1960]	2437	ts_m(k,j,i) = tend(k,j,i)
	2438	ENDDO
	2439	ENDDO
	2440	ENDDO
	2441	ELSEIF ( intermediate_timestep_count < &
	2442	intermediate_timestep_count_max ) THEN
	2443	DO i = nxl, nxr
	2444	DO j = nys, nyn
[2232]	2445	DO k = nzb+1, nzt
	2446	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	2447	+ 5.3125_wp * ts_m(k,j,i)
[1960]	2448	ENDDO
	2449	ENDDO
	2450	ENDDO
	2451	ENDIF
	2452	ENDIF
	2453
	2454	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	2455
	2456	ENDIF
[1875]	2457
[2696]	2458	CALL tcm_prognostic()
[1875]	2459
[2815]	2460	!
	2461	!-- If required, compute prognostic equation for chemical quantites
	2462	IF ( air_chemistry ) THEN
	2463	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'start' )
	2464	!
	2465	!-- Loop over chemical species
	2466	DO lsp = 1, nvar
	2467	CALL chem_prognostic_equations ( chem_species(lsp)%conc_p, &
	2468	chem_species(lsp)%conc, &
	2469	chem_species(lsp)%tconc_m, &
	2470	chem_species(lsp)%conc_pr_init, &
	2471	lsp )
	2472	ENDDO
[1875]	2473
[2815]	2474	CALL cpu_log( log_point(83), '(chem advec+diff+prog)', 'stop' )
	2475	ENDIF ! Chemicals equations
	2476
	2477
[1875]	2478	END SUBROUTINE prognostic_equations_vector
	2479
	2480
	2481	END MODULE prognostic_equations_mod

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