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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 3870

Last change on this file since 3870 was 3870, checked in by knoop, 5 years ago
Moving prognostic equations of bcm into bulk_cloud_model_mod
Property svn:keywords set to `Id`
File size: 73.9 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	!
[3655]	17	! Copyright 1997-2019 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1875]	19	!
	20	! Current revisions:
	21	! ------------------
[2156]	22	!
[3589]	23	!
[1875]	24	! Former revisions:
	25	! -----------------
	26	! $Id: prognostic_equations.f90 3870 2019-04-08 13:44:34Z knoop $
[3870]	27	! Moving prognostic equations of bcm into bulk_cloud_model_mod
	28	!
	29	! 3864 2019-04-05 09:01:56Z monakurppa
[3864]	30	! Modifications made for salsa:
	31	! - salsa_prognostic_equations moved to salsa_mod (and the call to
	32	! module_interface_mod)
	33	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
	34	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
	35	!
	36	! 3840 2019-03-29 10:35:52Z knoop
[3833]	37	! added USE chem_gasphase_mod for nvar, nspec and spc_names
	38	!
	39	! 3820 2019-03-27 11:53:41Z forkel
[3820]	40	! renamed do_depo to deposition_dry (ecc)
	41	!
	42	! 3797 2019-03-15 11:15:38Z forkel
[3797]	43	! Call chem_integegrate in OpenMP loop (ketelsen)
	44	!
	45	!
	46	! 3771 2019-02-28 12:19:33Z raasch
[3771]	47	! preprocessor directivs fro rrtmg added
	48	!
	49	! 3761 2019-02-25 15:31:42Z raasch
[3761]	50	! unused variable removed
	51	!
	52	! 3719 2019-02-06 13:10:18Z kanani
[3719]	53	! Cleaned up chemistry cpu measurements
	54	!
	55	! 3684 2019-01-20 20:20:58Z knoop
[3634]	56	! OpenACC port for SPEC
	57	!
	58	! 3589 2018-11-30 15:09:51Z suehring
[3589]	59	! Move the control parameter "salsa" from salsa_mod to control_parameters
	60	! (M. Kurppa)
	61	!
	62	! 3582 2018-11-29 19:16:36Z suehring
[3467]	63	! Implementation of a new aerosol module salsa.
	64	! Remove cpu-logs from i,j loop in cache version.
	65	!
	66	! 3458 2018-10-30 14:51:23Z kanani
[3458]	67	! remove duplicate USE chem_modules
	68	! from chemistry branch r3443, banzhafs, basit:
	69	! chem_depo call introduced
	70	! code added for decycling chemistry
	71	!
	72	! 3386 2018-10-19 16:28:22Z gronemeier
[3386]	73	! Renamed tcm_prognostic to tcm_prognostic_equations
	74	!
	75	! 3355 2018-10-16 14:03:34Z knoop
[3337]	76	! (from branch resler)
	77	! Fix for chemistry call
	78	!
	79	! 3302 2018-10-03 02:39:40Z raasch
[3302]	80	! Stokes drift + wave breaking term added
	81	!
	82	! 3298 2018-10-02 12:21:11Z kanani
[3298]	83	! Code added for decycling chemistry (basit)
	84	!
	85	! 3294 2018-10-01 02:37:10Z raasch
[3294]	86	! changes concerning modularization of ocean option
	87	!
	88	! 3274 2018-09-24 15:42:55Z knoop
[3274]	89	! Modularization of all bulk cloud physics code components
	90	!
	91	! 3241 2018-09-12 15:02:00Z raasch
[3241]	92	! omp_get_thread_num now declared in omp directive
	93	!
	94	! 3183 2018-07-27 14:25:55Z suehring
[3183]	95	! Remove unused variables from USE statements
	96	!
	97	! 3182 2018-07-27 13:36:03Z suehring
[3022]	98	! Revise recent bugfix for nesting
	99	!
	100	! 3021 2018-05-16 08:14:20Z maronga
[3021]	101	! Bugfix in IF clause for nesting
	102	!
	103	! 3014 2018-05-09 08:42:38Z maronga
[3014]	104	! Fixed a bug in the IF condition to call pcm_tendency in case of
	105	! potential temperature
	106	!
	107	! 2815 2018-02-19 11:29:57Z kanani
[2815]	108	! Rename chem_tendency to chem_prognostic_equations,
	109	! implement vector version for air chemistry
	110	!
	111	! 2766 2018-01-22 17:17:47Z kanani
[2766]	112	! Removed preprocessor directive __chem
	113	!
	114	! 2746 2018-01-15 12:06:04Z suehring
[2746]	115	! Move flag plant canopy to modules
	116	!
	117	! 2719 2018-01-02 09:02:06Z maronga
[2719]	118	! Bugfix for last change.
	119	!
	120	! 2718 2018-01-02 08:49:38Z maronga
[2716]	121	! Corrected "Former revisions" section
	122	!
	123	! 2696 2017-12-14 17:12:51Z kanani
	124	! - Change in file header (GPL part)
[2696]	125	! - Moved TKE equation to tcm_prognostic (TG)
	126	! - Added switch for chemical reactions (RF, FK)
	127	! - Implementation of chemistry module (RF, BK, FK)
	128	!
	129	! 2563 2017-10-19 15:36:10Z Giersch
[2563]	130	! Variable wind_turbine moved to module control_parameters
	131	!
	132	! 2320 2017-07-21 12:47:43Z suehring
[2320]	133	! Modularize large-scale forcing and nudging
	134	!
	135	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	136	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	137	! includes two more prognostic equations for cloud drop concentration (nc)
	138	! and cloud water content (qc).
	139	!
	140	! 2261 2017-06-08 14:25:57Z raasch
[2261]	141	! bugfix for r2232: openmp directives removed
	142	!
	143	! 2233 2017-05-30 18:08:54Z suehring
[1875]	144	!
[2233]	145	! 2232 2017-05-30 17:47:52Z suehring
	146	! Adjutst to new surface-type structure. Remove call for usm_wall_heat_flux,
	147	! which is realized directly in diffusion_s now.
	148	!
[2193]	149	! 2192 2017-03-22 04:14:10Z raasch
	150	! Bugfix for misplaced and missing openMP directives from r2155
	151	!
[2156]	152	! 2155 2017-02-21 09:57:40Z hoffmann
	153	! Bugfix in the calculation of microphysical quantities on ghost points.
	154	!
[2119]	155	! 2118 2017-01-17 16:38:49Z raasch
	156	! OpenACC version of subroutine removed
[2155]	157	!
[2032]	158	! 2031 2016-10-21 15:11:58Z knoop
	159	! renamed variable rho to rho_ocean
[2155]	160	!
[2012]	161	! 2011 2016-09-19 17:29:57Z kanani
	162	! Flag urban_surface is now defined in module control_parameters.
[2155]	163	!
[2008]	164	! 2007 2016-08-24 15:47:17Z kanani
	165	! Added pt tendency calculation based on energy balance at urban surfaces
	166	! (new urban surface model)
[2155]	167	!
[2001]	168	! 2000 2016-08-20 18:09:15Z knoop
	169	! Forced header and separation lines into 80 columns
[2155]	170	!
[1977]	171	! 1976 2016-07-27 13:28:04Z maronga
	172	! Simplied calls to radiation model
[2155]	173	!
[1961]	174	! 1960 2016-07-12 16:34:24Z suehring
	175	! Separate humidity and passive scalar
[2155]	176	!
[1917]	177	! 1914 2016-05-26 14:44:07Z witha
	178	! Added calls for wind turbine model
	179	!
[1874]	180	! 1873 2016-04-18 14:50:06Z maronga
	181	! Module renamed (removed _mod)
[2155]	182	!
[1851]	183	! 1850 2016-04-08 13:29:27Z maronga
	184	! Module renamed
[2155]	185	!
[1827]	186	! 1826 2016-04-07 12:01:39Z maronga
[1875]	187	! Renamed canopy model calls.
[2155]	188	!
[1875]	189	! 1822 2016-04-07 07:49:42Z hoffmann
	190	! Kessler microphysics scheme moved to microphysics.
	191	!
	192	! 1757 2016-02-22 15:49:32Z maronga
[2155]	193	!
[1875]	194	! 1691 2015-10-26 16:17:44Z maronga
	195	! Added optional model spin-up without radiation / land surface model calls.
	196	! Formatting corrections.
[2155]	197	!
[1875]	198	! 1682 2015-10-07 23:56:08Z knoop
[2155]	199	! Code annotations made doxygen readable
	200	!
[1875]	201	! 1585 2015-04-30 07:05:52Z maronga
	202	! Added call for temperature tendency calculation due to radiative flux divergence
[2155]	203	!
[1875]	204	! 1517 2015-01-07 19:12:25Z hoffmann
	205	! advec_s_bc_mod addded, since advec_s_bc is now a module
	206	!
	207	! 1484 2014-10-21 10:53:05Z kanani
	208	! Changes due to new module structure of the plant canopy model:
[2696]	209	! parameters cthf and plant_canopy moved to module plant_canopy_model_mod.
[1875]	210	! Removed double-listing of use_upstream_for_tke in ONLY-list of module
	211	! control_parameters
[2155]	212	!
[1875]	213	! 1409 2014-05-23 12:11:32Z suehring
[2155]	214	! Bugfix: i_omp_start changed for advec_u_ws at left inflow and outflow boundary.
[1875]	215	! This ensures that left-hand side fluxes are also calculated for nxl in that
[2155]	216	! case, even though the solution at nxl is overwritten in boundary_conds()
	217	!
[1875]	218	! 1398 2014-05-07 11:15:00Z heinze
	219	! Rayleigh-damping for horizontal velocity components changed: instead of damping
[2155]	220	! against ug and vg, damping against u_init and v_init is used to allow for a
[1875]	221	! homogenized treatment in case of nudging
[2155]	222	!
[1875]	223	! 1380 2014-04-28 12:40:45Z heinze
[2155]	224	! Change order of calls for scalar prognostic quantities:
	225	! ls_advec -> nudging -> subsidence since initial profiles
	226	!
[1875]	227	! 1374 2014-04-25 12:55:07Z raasch
	228	! missing variables added to ONLY lists
[2155]	229	!
[1875]	230	! 1365 2014-04-22 15:03:56Z boeske
[2155]	231	! Calls of ls_advec for large scale advection added,
[1875]	232	! subroutine subsidence is only called if use_subsidence_tendencies = .F.,
	233	! new argument ls_index added to the calls of subsidence
	234	! +ls_index
[2155]	235	!
[1875]	236	! 1361 2014-04-16 15:17:48Z hoffmann
	237	! Two-moment microphysics moved to the start of prognostic equations. This makes
	238	! the 3d arrays for tend_q, tend_qr, tend_pt and tend_pt redundant.
	239	! Additionally, it is allowed to call the microphysics just once during the time
	240	! step (not at each sub-time step).
	241	!
	242	! Two-moment cloud physics added for vector and accelerator optimization.
[2155]	243	!
[1875]	244	! 1353 2014-04-08 15:21:23Z heinze
	245	! REAL constants provided with KIND-attribute
[2155]	246	!
[1875]	247	! 1337 2014-03-25 15:11:48Z heinze
	248	! Bugfix: REAL constants provided with KIND-attribute
[2155]	249	!
[1875]	250	! 1332 2014-03-25 11:59:43Z suehring
[2155]	251	! Bugfix: call advec_ws or advec_pw for TKE only if NOT use_upstream_for_tke
	252	!
[1875]	253	! 1330 2014-03-24 17:29:32Z suehring
[2155]	254	! In case of SGS-particle velocity advection of TKE is also allowed with
[1875]	255	! dissipative 5th-order scheme.
	256	!
	257	! 1320 2014-03-20 08:40:49Z raasch
	258	! ONLY-attribute added to USE-statements,
	259	! kind-parameters added to all INTEGER and REAL declaration statements,
	260	! kinds are defined in new module kinds,
	261	! old module precision_kind is removed,
	262	! revision history before 2012 removed,
	263	! comment fields (!:) to be used for variable explanations added to
	264	! all variable declaration statements
	265	!
	266	! 1318 2014-03-17 13:35:16Z raasch
	267	! module interfaces removed
	268	!
	269	! 1257 2013-11-08 15:18:40Z raasch
	270	! openacc loop vector clauses removed, independent clauses added
	271	!
	272	! 1246 2013-11-01 08:59:45Z heinze
	273	! enable nudging also for accelerator version
	274	!
	275	! 1241 2013-10-30 11:36:58Z heinze
	276	! usage of nudging enabled (so far not implemented for accelerator version)
	277	!
	278	! 1179 2013-06-14 05:57:58Z raasch
	279	! two arguments removed from routine buoyancy, ref_state updated on device
	280	!
	281	! 1128 2013-04-12 06:19:32Z raasch
	282	! those parts requiring global communication moved to time_integration,
	283	! loop index bounds in accelerator version replaced by i_left, i_right, j_south,
	284	! j_north
	285	!
	286	! 1115 2013-03-26 18:16:16Z hoffmann
[2155]	287	! optimized cloud physics: calculation of microphysical tendencies transfered
[1875]	288	! to microphysics.f90; qr and nr are only calculated if precipitation is required
	289	!
	290	! 1111 2013-03-08 23:54:10Z raasch
	291	! update directives for prognostic quantities removed
	292	!
	293	! 1106 2013-03-04 05:31:38Z raasch
	294	! small changes in code formatting
	295	!
	296	! 1092 2013-02-02 11:24:22Z raasch
	297	! unused variables removed
	298	!
	299	! 1053 2012-11-13 17:11:03Z hoffmann
	300	! implementation of two new prognostic equations for rain drop concentration (nr)
	301	! and rain water content (qr)
	302	!
	303	! currently, only available for cache loop optimization
	304	!
	305	! 1036 2012-10-22 13:43:42Z raasch
	306	! code put under GPL (PALM 3.9)
	307	!
	308	! 1019 2012-09-28 06:46:45Z raasch
	309	! non-optimized version of prognostic_equations removed
	310	!
	311	! 1015 2012-09-27 09:23:24Z raasch
	312	! new branch prognostic_equations_acc
	313	! OpenACC statements added + code changes required for GPU optimization
	314	!
	315	! 1001 2012-09-13 14:08:46Z raasch
	316	! all actions concerning leapfrog- and upstream-spline-scheme removed
	317	!
	318	! 978 2012-08-09 08:28:32Z fricke
	319	! km_damp_x and km_damp_y removed in calls of diffusion_u and diffusion_v
	320	! add ptdf_x, ptdf_y for damping the potential temperature at the inflow
	321	! boundary in case of non-cyclic lateral boundaries
	322	! Bugfix: first thread index changes for WS-scheme at the inflow
	323	!
	324	! 940 2012-07-09 14:31:00Z raasch
	325	! temperature equation can be switched off
	326	!
	327	! Revision 1.1 2000/04/13 14:56:27 schroeter
	328	! Initial revision
	329	!
	330	!
	331	! Description:
	332	! ------------
	333	!> Solving the prognostic equations.
	334	!------------------------------------------------------------------------------!
	335	MODULE prognostic_equations_mod
	336
[3294]	337	USE advec_s_bc_mod, &
	338	ONLY: advec_s_bc
[2155]	339
[3294]	340	USE advec_s_pw_mod, &
	341	ONLY: advec_s_pw
	342
	343	USE advec_s_up_mod, &
	344	ONLY: advec_s_up
	345
	346	USE advec_u_pw_mod, &
	347	ONLY: advec_u_pw
	348
	349	USE advec_u_up_mod, &
	350	ONLY: advec_u_up
	351
	352	USE advec_v_pw_mod, &
	353	ONLY: advec_v_pw
	354
	355	USE advec_v_up_mod, &
	356	ONLY: advec_v_up
	357
	358	USE advec_w_pw_mod, &
	359	ONLY: advec_w_pw
	360
	361	USE advec_w_up_mod, &
	362	ONLY: advec_w_up
	363
	364	USE advec_ws, &
	365	ONLY: advec_s_ws, advec_u_ws, advec_v_ws, advec_w_ws
	366
[1875]	367	USE arrays_3d, &
[3870]	368	ONLY: diss_l_e, diss_l_pt, diss_l_q, &
	369	diss_l_s, diss_l_sa, diss_s_e, &
	370	diss_s_pt, diss_s_q, diss_s_s, diss_s_sa, &
	371	e, e_p, flux_s_e, flux_s_pt, flux_s_q, &
	372	flux_s_s, flux_s_sa, flux_l_e, &
	373	flux_l_pt, flux_l_q, flux_l_s, &
	374	flux_l_sa, pt, ptdf_x, ptdf_y, pt_init, &
	375	pt_p, prho, q, q_init, q_p, rdf, rdf_sc, &
	376	ref_state, rho_ocean, s, s_init, s_p, tend, te_m, &
	377	tpt_m, tq_m, ts_m, tu_m, tv_m, tw_m, u, &
[3294]	378	ug, u_init, u_p, v, vg, vpt, v_init, v_p, w, w_p
[2155]	379
[3274]	380	USE bulk_cloud_model_mod, &
	381	ONLY: call_microphysics_at_all_substeps, bulk_cloud_model, &
[3870]	382	bcm_actions_micro, microphysics_sat_adjust
[3274]	383
[3294]	384	USE buoyancy_mod, &
	385	ONLY: buoyancy
[3864]	386
[3294]	387	USE chem_modules, &
[3820]	388	ONLY: call_chem_at_all_substeps, chem_gasphase_on, cs_name, &
	389	deposition_dry
[3294]	390
[3833]	391	USE chem_gasphase_mod, &
	392	ONLY: nspec, nvar, spc_names
	393
[2696]	394	USE chem_photolysis_mod, &
	395	ONLY: photolysis_control
	396
[3458]	397	USE chemistry_model_mod, &
	398	ONLY: chem_boundary_conds, chem_depo, chem_integrate, &
[3833]	399	chem_prognostic_equations, chem_species
[3298]	400
[1875]	401	USE control_parameters, &
[3355]	402	ONLY: air_chemistry, constant_diffusion, &
[2696]	403	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
[3182]	404	humidity, intermediate_timestep_count, &
[1875]	405	intermediate_timestep_count_max, large_scale_forcing, &
[3355]	406	large_scale_subsidence, neutral, nudging, &
[3294]	407	ocean_mode, passive_scalar, plant_canopy, pt_reference, &
[1875]	408	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	409	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	410	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3467]	411	ws_scheme_sca, urban_surface, land_surface, &
[3582]	412	time_since_reference_point, salsa
[1875]	413
[3294]	414	USE coriolis_mod, &
	415	ONLY: coriolis
	416
[1875]	417	USE cpulog, &
[2696]	418	ONLY: cpu_log, log_point, log_point_s
[1875]	419
	420	USE diffusion_s_mod, &
[2118]	421	ONLY: diffusion_s
[1875]	422
	423	USE diffusion_u_mod, &
[2118]	424	ONLY: diffusion_u
[1875]	425
	426	USE diffusion_v_mod, &
[2118]	427	ONLY: diffusion_v
[1875]	428
	429	USE diffusion_w_mod, &
[2118]	430	ONLY: diffusion_w
[1875]	431
[3294]	432	USE indices, &
	433	ONLY: nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
	434	nzb, nzt, wall_flags_0
	435
[1875]	436	USE kinds
	437
[2320]	438	USE lsf_nudging_mod, &
	439	ONLY: ls_advec, nudge
[1875]	440
[3684]	441	USE module_interface, &
[3837]	442	ONLY: module_interface_actions, &
	443	module_interface_prognostic_equations
[3684]	444
[3294]	445	USE ocean_mod, &
[3840]	446	ONLY: stokes_drift_terms, stokes_force, &
[3302]	447	wave_breaking, wave_breaking_term
[3294]	448
[1875]	449	USE plant_canopy_model_mod, &
[2746]	450	ONLY: cthf, pcm_tendency
[1875]	451
[3771]	452	#if defined( __rrtmg )
[1875]	453	USE radiation_model_mod, &
[1976]	454	ONLY: radiation, radiation_tendency, &
[1875]	455	skip_time_do_radiation
[3771]	456	#endif
[3864]	457
[3467]	458	USE salsa_mod, &
[3864]	459	ONLY: aerosol_mass, aerosol_number, dt_salsa, last_salsa_time, &
	460	nbins_aerosol, ncomponents_mass, ngases_salsa, &
	461	salsa_boundary_conds, salsa_diagnostics, salsa_driver, &
	462	salsa_gas, salsa_gases_from_chem, skip_time_do_salsa
	463
[3467]	464	USE salsa_util_mod, &
[3864]	465	ONLY: sums_salsa_ws_l
	466
[1875]	467	USE statistics, &
	468	ONLY: hom
	469
	470	USE subsidence_mod, &
	471	ONLY: subsidence
	472
[3294]	473	USE surface_mod, &
	474	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	475	surf_usm_v
	476
[2696]	477	USE turbulence_closure_mod, &
[3386]	478	ONLY: tcm_prognostic_equations
[2696]	479
[1914]	480	USE wind_turbine_model_mod, &
[2563]	481	ONLY: wtm_tendencies
[1875]	482
[1914]	483
[1875]	484	PRIVATE
[2118]	485	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	486
	487	INTERFACE prognostic_equations_cache
	488	MODULE PROCEDURE prognostic_equations_cache
	489	END INTERFACE prognostic_equations_cache
	490
	491	INTERFACE prognostic_equations_vector
	492	MODULE PROCEDURE prognostic_equations_vector
	493	END INTERFACE prognostic_equations_vector
	494
	495
	496	CONTAINS
	497
	498
	499	!------------------------------------------------------------------------------!
	500	! Description:
	501	! ------------
	502	!> Version with one optimized loop over all equations. It is only allowed to
	503	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	504	!>
	505	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	506	!> so communication between CPUs is not allowed (does not make sense) within
	507	!> these loops.
	508	!>
	509	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	510	!------------------------------------------------------------------------------!
[2155]	511
[1875]	512	SUBROUTINE prognostic_equations_cache
	513
	514
	515	IMPLICIT NONE
[3864]	516
[1875]	517	INTEGER(iwp) :: i !<
	518	INTEGER(iwp) :: i_omp_start !<
[3864]	519	INTEGER(iwp) :: ib !< index for aerosol size bins (salsa)
	520	INTEGER(iwp) :: ic !< index for chemical compounds (salsa)
	521	INTEGER(iwp) :: icc !< additional index for chemical compounds (salsa)
	522	INTEGER(iwp) :: ig !< index for gaseous compounds (salsa)
[1875]	523	INTEGER(iwp) :: j !<
	524	INTEGER(iwp) :: k !<
[3241]	525	!$ INTEGER(iwp) :: omp_get_thread_num !<
[1875]	526	INTEGER(iwp) :: tn = 0 !<
[2155]	527
[1875]	528	LOGICAL :: loop_start !<
[3761]	529	INTEGER(iwp) :: lsp
	530	INTEGER(iwp) :: lsp_usr !< lsp running index for chem spcs
[1875]	531
	532
	533	!
	534	!-- Time measurement can only be performed for the whole set of equations
	535	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	536
	537	!
[2696]	538	!-- Calculation of chemical reactions. This is done outside of main loop,
	539	!-- since exchange of ghost points is required after this update of the
	540	!-- concentrations of chemical species
	541	IF ( air_chemistry ) THEN
[3298]	542	lsp_usr = 1
[2696]	543	!
[3719]	544	!-- Chemical reactions and deposition
[2696]	545	IF ( chem_gasphase_on ) THEN
[3337]	546	!
	547	!-- If required, calculate photolysis frequencies -
	548	!-- UNFINISHED: Why not before the intermediate timestep loop?
	549	IF ( intermediate_timestep_count == 1 ) THEN
	550	CALL photolysis_control
	551	ENDIF
[2696]	552
[3797]	553	IF ( intermediate_timestep_count == 1 .OR. &
	554	call_chem_at_all_substeps ) THEN
[3719]	555
[3797]	556	CALL cpu_log( log_point_s(19), 'chem.reactions', 'start' )
	557	!$OMP PARALLEL PRIVATE (i,j)
	558	!$OMP DO schedule(static,1)
	559	DO i = nxl, nxr
	560	DO j = nys, nyn
[3458]	561	CALL chem_integrate (i,j)
[3797]	562	ENDDO
	563	ENDDO
	564	!$OMP END PARALLEL
	565	CALL cpu_log( log_point_s(19), 'chem.reactions', 'stop' )
[3719]	566
[3820]	567	IF ( deposition_dry ) THEN
[3797]	568	CALL cpu_log( log_point_s(24), 'chem.deposition', 'start' )
	569	DO i = nxl, nxr
	570	DO j = nys, nyn
[3458]	571	CALL chem_depo(i,j)
[3797]	572	ENDDO
	573	ENDDO
	574	CALL cpu_log( log_point_s(24), 'chem.deposition', 'stop' )
	575	ENDIF
	576	ENDIF
[2696]	577	ENDIF
	578	!
	579	!-- Loop over chemical species
[3719]	580	CALL cpu_log( log_point_s(84), 'chem.exch-horiz', 'start' )
[3298]	581	DO lsp = 1, nspec
	582	CALL exchange_horiz( chem_species(lsp)%conc, nbgp )
	583	lsp_usr = 1
	584	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	585	IF ( TRIM(chem_species(lsp)%name) == TRIM(cs_name(lsp_usr)) ) THEN
	586
	587	CALL chem_boundary_conds( chem_species(lsp)%conc_p, &
	588	chem_species(lsp)%conc_pr_init )
	589
	590	ENDIF
	591	lsp_usr = lsp_usr +1
	592	ENDDO
[3467]	593
	594
[2696]	595	ENDDO
[3719]	596	CALL cpu_log( log_point_s(84), 'chem.exch-horiz', 'stop' )
[2696]	597
[3864]	598	ENDIF
[2696]	599	!
[3467]	600	!-- Run SALSA and aerosol dynamic processes. SALSA is run with a longer time
	601	!-- step. The exchange of ghost points is required after this update of the
	602	!-- concentrations of aerosol number and mass
	603	IF ( salsa ) THEN
[3864]	604
	605	IF ( time_since_reference_point >= skip_time_do_salsa ) THEN
[3467]	606	IF ( ( time_since_reference_point - last_salsa_time ) >= dt_salsa ) &
	607	THEN
	608	CALL cpu_log( log_point_s(90), 'salsa processes ', 'start' )
[3864]	609	!$OMP PARALLEL PRIVATE (i,j,ib,ic,icc,ig)
[3467]	610	!$OMP DO
	611	!
	612	!-- Call salsa processes
	613	DO i = nxl, nxr
	614	DO j = nys, nyn
	615	CALL salsa_diagnostics( i, j )
	616	CALL salsa_driver( i, j, 3 )
	617	CALL salsa_diagnostics( i, j )
	618	ENDDO
	619	ENDDO
[3864]	620
[3467]	621	CALL cpu_log( log_point_s(90), 'salsa processes ', 'stop' )
	622
	623	CALL cpu_log( log_point_s(91), 'salsa exch-horiz ', 'start' )
	624	!
	625	!-- Exchange ghost points and decycle if needed.
[3864]	626	DO ib = 1, nbins_aerosol
	627	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp )
	628	CALL salsa_boundary_conds( aerosol_number(ib)%conc, &
	629	aerosol_number(ib)%init )
	630	DO ic = 1, ncomponents_mass
	631	icc = ( ic - 1 ) * nbins_aerosol + ib
	632	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp )
	633	CALL salsa_boundary_conds( aerosol_mass(icc)%conc, &
	634	aerosol_mass(icc)%init )
[3467]	635	ENDDO
	636	ENDDO
[3864]	637
[3467]	638	IF ( .NOT. salsa_gases_from_chem ) THEN
[3864]	639	DO ig = 1, ngases_salsa
	640	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp )
	641	CALL salsa_boundary_conds( salsa_gas(ig)%conc, &
	642	salsa_gas(ig)%init )
[3467]	643	ENDDO
	644	ENDIF
	645	CALL cpu_log( log_point_s(91), 'salsa exch-horiz ', 'stop' )
	646
	647	!$OMP END PARALLEL
	648	last_salsa_time = time_since_reference_point
[3864]	649
[3467]	650	ENDIF
[3864]	651
[3467]	652	ENDIF
[3864]	653
[3467]	654	ENDIF
	655
	656	!
[2155]	657	!-- If required, calculate cloud microphysics
[3274]	658	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[2155]	659	( intermediate_timestep_count == 1 .OR. &
[2192]	660	call_microphysics_at_all_substeps ) ) &
	661	THEN
[2261]	662	!$OMP PARALLEL PRIVATE (i,j)
[2192]	663	!$OMP DO
[2155]	664	DO i = nxlg, nxrg
	665	DO j = nysg, nyng
[3870]	666	CALL bcm_actions_micro( i, j )
[2192]	667	ENDDO
	668	ENDDO
	669	!$OMP END PARALLEL
[2155]	670	ENDIF
	671
[2192]	672	!
	673	!-- Loop over all prognostic equations
[3467]	674	!-- b, c ang g added for SALSA
	675	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn,b,c,g)
[2192]	676
	677	!$ tn = omp_get_thread_num()
	678	loop_start = .TRUE.
	679
	680	!$OMP DO
[1875]	681	DO i = nxl, nxr
	682
	683	!
	684	!-- Store the first loop index. It differs for each thread and is required
	685	!-- later in advec_ws
	686	IF ( loop_start ) THEN
	687	loop_start = .FALSE.
[2155]	688	i_omp_start = i
[1875]	689	ENDIF
	690
	691	DO j = nys, nyn
	692	!
[3022]	693	!-- Tendency terms for u-velocity component. Please note, in case of
	694	!-- non-cyclic boundary conditions the grid point i=0 is excluded from
	695	!-- the prognostic equations for the u-component.
	696	IF ( i >= nxlu ) THEN
[1875]	697
	698	tend(:,j,i) = 0.0_wp
	699	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	700	IF ( ws_scheme_mom ) THEN
	701	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	702	ELSE
[1875]	703	CALL advec_u_pw( i, j )
[2155]	704	ENDIF
[1875]	705	ELSE
	706	CALL advec_u_up( i, j )
	707	ENDIF
	708	CALL diffusion_u( i, j )
	709	CALL coriolis( i, j, 1 )
	710	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	711	CALL buoyancy( i, j, pt, 1 )
	712	ENDIF
	713
	714	!
	715	!-- Drag by plant canopy
	716	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	717
	718	!
	719	!-- External pressure gradient
	720	IF ( dp_external ) THEN
	721	DO k = dp_level_ind_b+1, nzt
	722	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	723	ENDDO
	724	ENDIF
	725
	726	!
	727	!-- Nudging
	728	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	729
[1914]	730	!
[3302]	731	!-- Effect of Stokes drift (in ocean mode only)
	732	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 1 )
	733
	734	!
[1914]	735	!-- Forces by wind turbines
	736	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 1 )
	737
[3684]	738	CALL module_interface_actions( i, j, 'u-tendency' )
[1875]	739	!
	740	!-- Prognostic equation for u-velocity component
[2232]	741	DO k = nzb+1, nzt
	742
	743	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	744	( tsc(2) * tend(k,j,i) + &
	745	tsc(3) * tu_m(k,j,i) ) &
	746	- tsc(5) * rdf(k) &
	747	* ( u(k,j,i) - u_init(k) ) &
	748	) * MERGE( 1.0_wp, 0.0_wp, &
	749	BTEST( wall_flags_0(k,j,i), 1 )&
	750	)
[1875]	751	ENDDO
	752
	753	!
[3302]	754	!-- Add turbulence generated by wave breaking (in ocean mode only)
	755	IF ( wave_breaking .AND. &
	756	intermediate_timestep_count == intermediate_timestep_count_max )&
	757	THEN
	758	CALL wave_breaking_term( i, j, 1 )
	759	ENDIF
	760
	761	!
[1875]	762	!-- Calculate tendencies for the next Runge-Kutta step
	763	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	764	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	765	DO k = nzb+1, nzt
[1875]	766	tu_m(k,j,i) = tend(k,j,i)
	767	ENDDO
	768	ELSEIF ( intermediate_timestep_count < &
	769	intermediate_timestep_count_max ) THEN
[2232]	770	DO k = nzb+1, nzt
	771	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	772	+ 5.3125_wp * tu_m(k,j,i)
[1875]	773	ENDDO
	774	ENDIF
	775	ENDIF
	776
	777	ENDIF
	778	!
[3022]	779	!-- Tendency terms for v-velocity component. Please note, in case of
	780	!-- non-cyclic boundary conditions the grid point j=0 is excluded from
	781	!-- the prognostic equations for the v-component. !--
	782	IF ( j >= nysv ) THEN
[1875]	783
	784	tend(:,j,i) = 0.0_wp
	785	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	786	IF ( ws_scheme_mom ) THEN
	787	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	788	ELSE
[1875]	789	CALL advec_v_pw( i, j )
	790	ENDIF
	791	ELSE
	792	CALL advec_v_up( i, j )
	793	ENDIF
	794	CALL diffusion_v( i, j )
	795	CALL coriolis( i, j, 2 )
	796
	797	!
	798	!-- Drag by plant canopy
[2155]	799	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	800
	801	!
	802	!-- External pressure gradient
	803	IF ( dp_external ) THEN
	804	DO k = dp_level_ind_b+1, nzt
	805	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	806	ENDDO
	807	ENDIF
	808
	809	!
	810	!-- Nudging
	811	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	812
[1914]	813	!
[3302]	814	!-- Effect of Stokes drift (in ocean mode only)
	815	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 2 )
	816
	817	!
[1914]	818	!-- Forces by wind turbines
	819	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 2 )
	820
[3684]	821	CALL module_interface_actions( i, j, 'v-tendency' )
[1875]	822	!
	823	!-- Prognostic equation for v-velocity component
[2232]	824	DO k = nzb+1, nzt
	825	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	826	( tsc(2) * tend(k,j,i) + &
	827	tsc(3) * tv_m(k,j,i) ) &
	828	- tsc(5) * rdf(k) &
	829	* ( v(k,j,i) - v_init(k) )&
	830	) * MERGE( 1.0_wp, 0.0_wp, &
	831	BTEST( wall_flags_0(k,j,i), 2 )&
	832	)
[1875]	833	ENDDO
	834
	835	!
[3302]	836	!-- Add turbulence generated by wave breaking (in ocean mode only)
	837	IF ( wave_breaking .AND. &
	838	intermediate_timestep_count == intermediate_timestep_count_max )&
	839	THEN
	840	CALL wave_breaking_term( i, j, 2 )
	841	ENDIF
	842
	843	!
[1875]	844	!-- Calculate tendencies for the next Runge-Kutta step
	845	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	846	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	847	DO k = nzb+1, nzt
[1875]	848	tv_m(k,j,i) = tend(k,j,i)
	849	ENDDO
	850	ELSEIF ( intermediate_timestep_count < &
	851	intermediate_timestep_count_max ) THEN
[2232]	852	DO k = nzb+1, nzt
	853	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	854	+ 5.3125_wp * tv_m(k,j,i)
[1875]	855	ENDDO
	856	ENDIF
	857	ENDIF
	858
	859	ENDIF
	860
	861	!
	862	!-- Tendency terms for w-velocity component
	863	tend(:,j,i) = 0.0_wp
	864	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	865	IF ( ws_scheme_mom ) THEN
	866	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	867	ELSE
[1875]	868	CALL advec_w_pw( i, j )
	869	END IF
	870	ELSE
	871	CALL advec_w_up( i, j )
	872	ENDIF
	873	CALL diffusion_w( i, j )
	874	CALL coriolis( i, j, 3 )
	875
	876	IF ( .NOT. neutral ) THEN
[3294]	877	IF ( ocean_mode ) THEN
[2031]	878	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	879	ELSE
	880	IF ( .NOT. humidity ) THEN
	881	CALL buoyancy( i, j, pt, 3 )
	882	ELSE
	883	CALL buoyancy( i, j, vpt, 3 )
	884	ENDIF
	885	ENDIF
	886	ENDIF
	887
	888	!
	889	!-- Drag by plant canopy
	890	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	891
[1914]	892	!
[3302]	893	!-- Effect of Stokes drift (in ocean mode only)
	894	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 3 )
	895
	896	!
[1914]	897	!-- Forces by wind turbines
	898	IF ( wind_turbine ) CALL wtm_tendencies( i, j, 3 )
	899
[3684]	900	CALL module_interface_actions( i, j, 'w-tendency' )
[1875]	901	!
	902	!-- Prognostic equation for w-velocity component
[2232]	903	DO k = nzb+1, nzt-1
	904	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	905	( tsc(2) * tend(k,j,i) + &
[1875]	906	tsc(3) * tw_m(k,j,i) ) &
[2232]	907	- tsc(5) * rdf(k) * w(k,j,i) &
	908	) * MERGE( 1.0_wp, 0.0_wp, &
	909	BTEST( wall_flags_0(k,j,i), 3 )&
	910	)
[1875]	911	ENDDO
	912
	913	!
	914	!-- Calculate tendencies for the next Runge-Kutta step
	915	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	916	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	917	DO k = nzb+1, nzt-1
[1875]	918	tw_m(k,j,i) = tend(k,j,i)
	919	ENDDO
	920	ELSEIF ( intermediate_timestep_count < &
	921	intermediate_timestep_count_max ) THEN
[2232]	922	DO k = nzb+1, nzt-1
	923	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	924	+ 5.3125_wp * tw_m(k,j,i)
[1875]	925	ENDDO
	926	ENDIF
	927	ENDIF
	928
	929	!
	930	!-- If required, compute prognostic equation for potential temperature
	931	IF ( .NOT. neutral ) THEN
	932	!
	933	!-- Tendency terms for potential temperature
	934	tend(:,j,i) = 0.0_wp
	935	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	936	IF ( ws_scheme_sca ) THEN
[2232]	937	CALL advec_s_ws( i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
[1875]	938	flux_l_pt, diss_l_pt, i_omp_start, tn )
	939	ELSE
	940	CALL advec_s_pw( i, j, pt )
	941	ENDIF
	942	ELSE
	943	CALL advec_s_up( i, j, pt )
	944	ENDIF
[2232]	945	CALL diffusion_s( i, j, pt, &
	946	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	947	surf_def_h(2)%shf, &
	948	surf_lsm_h%shf, surf_usm_h%shf, &
	949	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	950	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	951	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	952	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	953	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	954	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	955
	956	!
	957	!-- Consideration of heat sources within the plant canopy
[3014]	958	IF ( plant_canopy .AND. &
	959	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	960	CALL pcm_tendency( i, j, 4 )
	961	ENDIF
	962
	963	!
	964	!-- Large scale advection
	965	IF ( large_scale_forcing ) THEN
	966	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	967	ENDIF
[1875]	968
	969	!
	970	!-- Nudging
[2155]	971	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	972
	973	!
	974	!-- If required, compute effect of large-scale subsidence/ascent
	975	IF ( large_scale_subsidence .AND. &
	976	.NOT. use_subsidence_tendencies ) THEN
	977	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	978	ENDIF
	979
[3771]	980	#if defined( __rrtmg )
[1875]	981	!
	982	!-- If required, add tendency due to radiative heating/cooling
[1976]	983	IF ( radiation .AND. &
[1875]	984	simulated_time > skip_time_do_radiation ) THEN
	985	CALL radiation_tendency ( i, j, tend )
	986	ENDIF
[3771]	987	#endif
[1875]	988
[3684]	989	CALL module_interface_actions( i, j, 'pt-tendency' )
[1875]	990	!
	991	!-- Prognostic equation for potential temperature
[2232]	992	DO k = nzb+1, nzt
	993	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	994	( tsc(2) * tend(k,j,i) + &
[1875]	995	tsc(3) * tpt_m(k,j,i) ) &
[2232]	996	- tsc(5) &
	997	* ( pt(k,j,i) - pt_init(k) ) &
	998	* ( rdf_sc(k) + ptdf_x(i) &
	999	+ ptdf_y(j) ) &
	1000	) &
	1001	* MERGE( 1.0_wp, 0.0_wp, &
	1002	BTEST( wall_flags_0(k,j,i), 0 )&
	1003	)
[1875]	1004	ENDDO
	1005
	1006	!
	1007	!-- Calculate tendencies for the next Runge-Kutta step
	1008	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1009	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1010	DO k = nzb+1, nzt
[1875]	1011	tpt_m(k,j,i) = tend(k,j,i)
	1012	ENDDO
	1013	ELSEIF ( intermediate_timestep_count < &
	1014	intermediate_timestep_count_max ) THEN
[2232]	1015	DO k = nzb+1, nzt
	1016	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1017	5.3125_wp * tpt_m(k,j,i)
[1875]	1018	ENDDO
	1019	ENDIF
	1020	ENDIF
	1021
	1022	ENDIF
	1023
	1024	!
[1960]	1025	!-- If required, compute prognostic equation for total water content
	1026	IF ( humidity ) THEN
[1875]	1027
	1028	!
	1029	!-- Tendency-terms for total water content / scalar
	1030	tend(:,j,i) = 0.0_wp
	1031	IF ( timestep_scheme(1:5) == 'runge' ) &
	1032	THEN
	1033	IF ( ws_scheme_sca ) THEN
[2155]	1034	CALL advec_s_ws( i, j, q, 'q', flux_s_q, &
[1875]	1035	diss_s_q, flux_l_q, diss_l_q, i_omp_start, tn )
[2155]	1036	ELSE
[1875]	1037	CALL advec_s_pw( i, j, q )
	1038	ENDIF
	1039	ELSE
	1040	CALL advec_s_up( i, j, q )
	1041	ENDIF
[2232]	1042	CALL diffusion_s( i, j, q, &
	1043	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1044	surf_def_h(2)%qsws, &
	1045	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1046	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1047	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1048	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1049	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1050	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1051	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	1052
	1053	!
[1960]	1054	!-- Sink or source of humidity due to canopy elements
[1875]	1055	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	1056
	1057	!
	1058	!-- Large scale advection
	1059	IF ( large_scale_forcing ) THEN
	1060	CALL ls_advec( i, j, simulated_time, 'q' )
	1061	ENDIF
	1062
	1063	!
	1064	!-- Nudging
[2155]	1065	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	1066
	1067	!
	1068	!-- If required compute influence of large-scale subsidence/ascent
	1069	IF ( large_scale_subsidence .AND. &
	1070	.NOT. use_subsidence_tendencies ) THEN
	1071	CALL subsidence( i, j, tend, q, q_init, 3 )
	1072	ENDIF
	1073
[3684]	1074	CALL module_interface_actions( i, j, 'q-tendency' )
[1875]	1075
	1076	!
	1077	!-- Prognostic equation for total water content / scalar
[2232]	1078	DO k = nzb+1, nzt
	1079	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	1080	( tsc(2) * tend(k,j,i) + &
[1875]	1081	tsc(3) * tq_m(k,j,i) ) &
[2232]	1082	- tsc(5) * rdf_sc(k) * &
	1083	( q(k,j,i) - q_init(k) ) &
	1084	) &
	1085	* MERGE( 1.0_wp, 0.0_wp, &
	1086	BTEST( wall_flags_0(k,j,i), 0 )&
	1087	)
[1875]	1088	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1089	ENDDO
	1090
	1091	!
	1092	!-- Calculate tendencies for the next Runge-Kutta step
	1093	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1094	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1095	DO k = nzb+1, nzt
[1875]	1096	tq_m(k,j,i) = tend(k,j,i)
	1097	ENDDO
	1098	ELSEIF ( intermediate_timestep_count < &
	1099	intermediate_timestep_count_max ) THEN
[2232]	1100	DO k = nzb+1, nzt
	1101	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1102	5.3125_wp * tq_m(k,j,i)
[1875]	1103	ENDDO
	1104	ENDIF
	1105	ENDIF
	1106
	1107	ENDIF
[2155]	1108
[1960]	1109	!
	1110	!-- If required, compute prognostic equation for scalar
	1111	IF ( passive_scalar ) THEN
	1112	!
	1113	!-- Tendency-terms for total water content / scalar
	1114	tend(:,j,i) = 0.0_wp
	1115	IF ( timestep_scheme(1:5) == 'runge' ) &
	1116	THEN
	1117	IF ( ws_scheme_sca ) THEN
[2155]	1118	CALL advec_s_ws( i, j, s, 's', flux_s_s, &
[1960]	1119	diss_s_s, flux_l_s, diss_l_s, i_omp_start, tn )
[2155]	1120	ELSE
[1960]	1121	CALL advec_s_pw( i, j, s )
	1122	ENDIF
	1123	ELSE
	1124	CALL advec_s_up( i, j, s )
	1125	ENDIF
[2232]	1126	CALL diffusion_s( i, j, s, &
	1127	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1128	surf_def_h(2)%ssws, &
	1129	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1130	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1131	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1132	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1133	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1134	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1135	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	1136
	1137	!
[1960]	1138	!-- Sink or source of scalar concentration due to canopy elements
	1139	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	1140
	1141	!
	1142	!-- Large scale advection, still need to be extended for scalars
	1143	! IF ( large_scale_forcing ) THEN
	1144	! CALL ls_advec( i, j, simulated_time, 's' )
	1145	! ENDIF
	1146
	1147	!
	1148	!-- Nudging, still need to be extended for scalars
[2155]	1149	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	1150
	1151	!
	1152	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	1153	!-- Note, the last argument is of no meaning in this case, as it is
	1154	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	1155	!-- date not implemented for scalars.
	1156	IF ( large_scale_subsidence .AND. &
	1157	.NOT. use_subsidence_tendencies .AND. &
	1158	.NOT. large_scale_forcing ) THEN
	1159	CALL subsidence( i, j, tend, s, s_init, 3 )
	1160	ENDIF
	1161
[3684]	1162	CALL module_interface_actions( i, j, 's-tendency' )
[1960]	1163
	1164	!
	1165	!-- Prognostic equation for scalar
[2232]	1166	DO k = nzb+1, nzt
	1167	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	1168	( tsc(2) * tend(k,j,i) + &
	1169	tsc(3) * ts_m(k,j,i) ) &
	1170	- tsc(5) * rdf_sc(k) &
	1171	* ( s(k,j,i) - s_init(k) )&
	1172	) &
	1173	* MERGE( 1.0_wp, 0.0_wp, &
	1174	BTEST( wall_flags_0(k,j,i), 0 )&
	1175	)
[1960]	1176	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1177	ENDDO
	1178
	1179	!
	1180	!-- Calculate tendencies for the next Runge-Kutta step
	1181	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1182	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	1183	DO k = nzb+1, nzt
[1960]	1184	ts_m(k,j,i) = tend(k,j,i)
	1185	ENDDO
	1186	ELSEIF ( intermediate_timestep_count < &
	1187	intermediate_timestep_count_max ) THEN
[2232]	1188	DO k = nzb+1, nzt
	1189	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1190	5.3125_wp * ts_m(k,j,i)
[1960]	1191	ENDDO
	1192	ENDIF
	1193	ENDIF
	1194
[2155]	1195	ENDIF
[1960]	1196	!
[2696]	1197	!-- Calculate prognostic equations for turbulence closure
[3386]	1198	CALL tcm_prognostic_equations( i, j, i_omp_start, tn )
[3837]	1199	!
	1200	!-- Calculate prognostic equations for all other modules
	1201	CALL module_interface_prognostic_equations( i, j, i_omp_start, tn )
[1875]	1202
	1203	!
[3294]	1204	!-- Calculate prognostic equation for chemical quantites
[2696]	1205	IF ( air_chemistry ) THEN
[3294]	1206	!> TODO: remove time measurement since it slows down performance because it will be called extremely often
[1875]	1207	!
[2696]	1208	!-- Loop over chemical species
[2815]	1209	DO lsp = 1, nvar
[3294]	1210	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
[2696]	1211	chem_species(lsp)%conc, &
	1212	chem_species(lsp)%tconc_m, &
	1213	chem_species(lsp)%conc_pr_init, &
	1214	i, j, i_omp_start, tn, lsp, &
	1215	chem_species(lsp)%flux_s_cs, &
	1216	chem_species(lsp)%diss_s_cs, &
	1217	chem_species(lsp)%flux_l_cs, &
	1218	chem_species(lsp)%diss_l_cs )
[1875]	1219	ENDDO
[3864]	1220
[3294]	1221	ENDIF ! Chemical equations
[1875]	1222
[3294]	1223	ENDDO ! loop over j
	1224	ENDDO ! loop over i
[2192]	1225	!$OMP END PARALLEL
[1875]	1226
[2232]	1227
[1875]	1228	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	1229
	1230
	1231	END SUBROUTINE prognostic_equations_cache
	1232
	1233
	1234	!------------------------------------------------------------------------------!
	1235	! Description:
	1236	! ------------
	1237	!> Version for vector machines
	1238	!------------------------------------------------------------------------------!
[2155]	1239
[1875]	1240	SUBROUTINE prognostic_equations_vector
	1241
	1242
	1243	IMPLICIT NONE
	1244
[2815]	1245	INTEGER(iwp) :: i !<
[3864]	1246	INTEGER(iwp) :: ib !< index for aerosol size bins (salsa)
	1247	INTEGER(iwp) :: ic !< index for chemical compounds (salsa)
	1248	INTEGER(iwp) :: icc !< additional index for chemical compounds (salsa)
	1249	INTEGER(iwp) :: ig !< index for gaseous compounds (salsa)
[2815]	1250	INTEGER(iwp) :: j !<
	1251	INTEGER(iwp) :: k !<
	1252	INTEGER(iwp) :: lsp !< running index for chemical species
[1875]	1253
	1254	REAL(wp) :: sbt !<
	1255
[3467]	1256	!
	1257	!-- Run SALSA and aerosol dynamic processes. SALSA is run with a longer time
	1258	!-- step. The exchange of ghost points is required after this update of the
	1259	!-- concentrations of aerosol number and mass
	1260	IF ( salsa ) THEN
	1261	IF ( time_since_reference_point >= skip_time_do_salsa ) THEN
	1262	IF ( ( time_since_reference_point - last_salsa_time ) >= dt_salsa ) &
	1263	THEN
	1264	CALL cpu_log( log_point_s(90), 'salsa processes ', 'start' )
[3864]	1265	!$OMP PARALLEL PRIVATE (i,j,ib,ic,icc,ig)
[3467]	1266	!$OMP DO
	1267	!
	1268	!-- Call salsa processes
	1269	DO i = nxl, nxr
	1270	DO j = nys, nyn
	1271	CALL salsa_diagnostics( i, j )
	1272	CALL salsa_driver( i, j, 3 )
	1273	CALL salsa_diagnostics( i, j )
	1274	ENDDO
	1275	ENDDO
[3864]	1276
[3467]	1277	CALL cpu_log( log_point_s(90), 'salsa processes ', 'stop' )
	1278	CALL cpu_log( log_point_s(91), 'salsa exch-horiz ', 'start' )
	1279	!
	1280	!-- Exchange ghost points and decycle if needed.
[3864]	1281	DO ib = 1, nbins_aerosol
	1282	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp )
	1283	CALL salsa_boundary_conds( aerosol_number(ib)%conc, &
	1284	aerosol_number(ib)%init )
	1285	DO ic = 1, ncomponents_mass
	1286	icc = ( ic - 1 ) * nbins_aerosol + ib
	1287	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp )
	1288	CALL salsa_boundary_conds( aerosol_mass(icc)%conc, &
	1289	aerosol_mass(icc)%init )
[3467]	1290	ENDDO
	1291	ENDDO
	1292	IF ( .NOT. salsa_gases_from_chem ) THEN
[3864]	1293	DO ig = 1, ngases_salsa
	1294	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp )
	1295	CALL salsa_boundary_conds( salsa_gas(ig)%conc, &
	1296	salsa_gas(ig)%init )
[3467]	1297	ENDDO
	1298	ENDIF
	1299	CALL cpu_log( log_point_s(91), 'salsa exch-horiz ', 'stop' )
	1300	!$OMP END PARALLEL
	1301	last_salsa_time = time_since_reference_point
	1302	ENDIF
	1303	ENDIF
	1304	ENDIF
[1875]	1305
	1306	!
	1307	!-- If required, calculate cloud microphysical impacts
[3274]	1308	IF ( bulk_cloud_model .AND. .NOT. microphysics_sat_adjust .AND. &
[1875]	1309	( intermediate_timestep_count == 1 .OR. &
	1310	call_microphysics_at_all_substeps ) &
	1311	) THEN
	1312	CALL cpu_log( log_point(51), 'microphysics', 'start' )
[3870]	1313	CALL bcm_actions_micro
[1875]	1314	CALL cpu_log( log_point(51), 'microphysics', 'stop' )
	1315	ENDIF
	1316
	1317	!
	1318	!-- u-velocity component
	1319	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	1320
[3634]	1321	!$ACC KERNELS PRESENT(tend)
[1875]	1322	tend = 0.0_wp
[3634]	1323	!$ACC END KERNELS
[1875]	1324	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1325	IF ( ws_scheme_mom ) THEN
	1326	CALL advec_u_ws
	1327	ELSE
	1328	CALL advec_u_pw
	1329	ENDIF
	1330	ELSE
	1331	CALL advec_u_up
	1332	ENDIF
	1333	CALL diffusion_u
	1334	CALL coriolis( 1 )
	1335	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	1336	CALL buoyancy( pt, 1 )
	1337	ENDIF
	1338
	1339	!
	1340	!-- Drag by plant canopy
	1341	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	1342
	1343	!
	1344	!-- External pressure gradient
	1345	IF ( dp_external ) THEN
	1346	DO i = nxlu, nxr
	1347	DO j = nys, nyn
	1348	DO k = dp_level_ind_b+1, nzt
	1349	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	1350	ENDDO
	1351	ENDDO
	1352	ENDDO
	1353	ENDIF
	1354
	1355	!
	1356	!-- Nudging
	1357	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	1358
[1914]	1359	!
[3302]	1360	!-- Effect of Stokes drift (in ocean mode only)
	1361	IF ( stokes_force ) CALL stokes_drift_terms( 1 )
	1362
	1363	!
[1914]	1364	!-- Forces by wind turbines
	1365	IF ( wind_turbine ) CALL wtm_tendencies( 1 )
	1366
[3684]	1367	CALL module_interface_actions( 'u-tendency' )
[1875]	1368
	1369	!
	1370	!-- Prognostic equation for u-velocity component
[3634]	1371	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1372	!$ACC PRESENT(u, tend, tu_m, u_init, rdf, wall_flags_0) &
	1373	!$ACC PRESENT(tsc(2:5)) &
	1374	!$ACC PRESENT(u_p)
[1875]	1375	DO i = nxlu, nxr
	1376	DO j = nys, nyn
[2232]	1377	DO k = nzb+1, nzt
	1378	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1379	tsc(3) * tu_m(k,j,i) ) &
	1380	- tsc(5) * rdf(k) * &
	1381	( u(k,j,i) - u_init(k) ) &
	1382	) * MERGE( 1.0_wp, 0.0_wp, &
	1383	BTEST( wall_flags_0(k,j,i), 1 ) &
	1384	)
[1875]	1385	ENDDO
	1386	ENDDO
	1387	ENDDO
	1388
	1389	!
[3302]	1390	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1391	IF ( wave_breaking .AND. &
	1392	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1393	THEN
	1394	CALL wave_breaking_term( 1 )
	1395	ENDIF
	1396
	1397	!
[1875]	1398	!-- Calculate tendencies for the next Runge-Kutta step
	1399	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1400	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1401	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1402	!$ACC PRESENT(tend, tu_m)
[1875]	1403	DO i = nxlu, nxr
	1404	DO j = nys, nyn
[2232]	1405	DO k = nzb+1, nzt
[1875]	1406	tu_m(k,j,i) = tend(k,j,i)
	1407	ENDDO
	1408	ENDDO
	1409	ENDDO
	1410	ELSEIF ( intermediate_timestep_count < &
	1411	intermediate_timestep_count_max ) THEN
[3634]	1412	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1413	!$ACC PRESENT(tend, tu_m)
[1875]	1414	DO i = nxlu, nxr
	1415	DO j = nys, nyn
[2232]	1416	DO k = nzb+1, nzt
	1417	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1418	+ 5.3125_wp * tu_m(k,j,i)
[1875]	1419	ENDDO
	1420	ENDDO
	1421	ENDDO
	1422	ENDIF
	1423	ENDIF
	1424
	1425	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	1426
	1427	!
	1428	!-- v-velocity component
	1429	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	1430
[3634]	1431	!$ACC KERNELS PRESENT(tend)
[1875]	1432	tend = 0.0_wp
[3634]	1433	!$ACC END KERNELS
[1875]	1434	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1435	IF ( ws_scheme_mom ) THEN
	1436	CALL advec_v_ws
[2155]	1437	ELSE
[1875]	1438	CALL advec_v_pw
	1439	END IF
	1440	ELSE
	1441	CALL advec_v_up
	1442	ENDIF
	1443	CALL diffusion_v
	1444	CALL coriolis( 2 )
	1445
	1446	!
	1447	!-- Drag by plant canopy
	1448	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1449
	1450	!
	1451	!-- External pressure gradient
	1452	IF ( dp_external ) THEN
	1453	DO i = nxl, nxr
	1454	DO j = nysv, nyn
	1455	DO k = dp_level_ind_b+1, nzt
	1456	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1457	ENDDO
	1458	ENDDO
	1459	ENDDO
	1460	ENDIF
	1461
	1462	!
	1463	!-- Nudging
	1464	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1465
[1914]	1466	!
[3302]	1467	!-- Effect of Stokes drift (in ocean mode only)
	1468	IF ( stokes_force ) CALL stokes_drift_terms( 2 )
	1469
	1470	!
[1914]	1471	!-- Forces by wind turbines
	1472	IF ( wind_turbine ) CALL wtm_tendencies( 2 )
	1473
[3684]	1474	CALL module_interface_actions( 'v-tendency' )
[1875]	1475
	1476	!
	1477	!-- Prognostic equation for v-velocity component
[3634]	1478	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1479	!$ACC PRESENT(v, tend, tv_m, v_init, rdf, wall_flags_0) &
	1480	!$ACC PRESENT(tsc(2:5)) &
	1481	!$ACC PRESENT(v_p)
[1875]	1482	DO i = nxl, nxr
	1483	DO j = nysv, nyn
[2232]	1484	DO k = nzb+1, nzt
	1485	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1486	tsc(3) * tv_m(k,j,i) ) &
	1487	- tsc(5) * rdf(k) * &
	1488	( v(k,j,i) - v_init(k) ) &
	1489	) * MERGE( 1.0_wp, 0.0_wp, &
	1490	BTEST( wall_flags_0(k,j,i), 2 )&
	1491	)
[1875]	1492	ENDDO
	1493	ENDDO
	1494	ENDDO
	1495
	1496	!
[3302]	1497	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1498	IF ( wave_breaking .AND. &
	1499	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1500	THEN
	1501	CALL wave_breaking_term( 2 )
	1502	ENDIF
	1503
	1504	!
[1875]	1505	!-- Calculate tendencies for the next Runge-Kutta step
	1506	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1507	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1508	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1509	!$ACC PRESENT(tend, tv_m)
[1875]	1510	DO i = nxl, nxr
	1511	DO j = nysv, nyn
[2232]	1512	DO k = nzb+1, nzt
[1875]	1513	tv_m(k,j,i) = tend(k,j,i)
	1514	ENDDO
	1515	ENDDO
	1516	ENDDO
	1517	ELSEIF ( intermediate_timestep_count < &
	1518	intermediate_timestep_count_max ) THEN
[3634]	1519	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1520	!$ACC PRESENT(tend, tv_m)
[1875]	1521	DO i = nxl, nxr
	1522	DO j = nysv, nyn
[2232]	1523	DO k = nzb+1, nzt
	1524	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1525	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1526	ENDDO
	1527	ENDDO
	1528	ENDDO
	1529	ENDIF
	1530	ENDIF
	1531
	1532	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1533
	1534	!
	1535	!-- w-velocity component
	1536	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1537
[3634]	1538	!$ACC KERNELS PRESENT(tend)
[1875]	1539	tend = 0.0_wp
[3634]	1540	!$ACC END KERNELS
[1875]	1541	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1542	IF ( ws_scheme_mom ) THEN
	1543	CALL advec_w_ws
	1544	ELSE
	1545	CALL advec_w_pw
	1546	ENDIF
	1547	ELSE
	1548	CALL advec_w_up
	1549	ENDIF
	1550	CALL diffusion_w
	1551	CALL coriolis( 3 )
	1552
	1553	IF ( .NOT. neutral ) THEN
[3294]	1554	IF ( ocean_mode ) THEN
[2031]	1555	CALL buoyancy( rho_ocean, 3 )
[1875]	1556	ELSE
	1557	IF ( .NOT. humidity ) THEN
	1558	CALL buoyancy( pt, 3 )
	1559	ELSE
	1560	CALL buoyancy( vpt, 3 )
	1561	ENDIF
	1562	ENDIF
	1563	ENDIF
	1564
	1565	!
	1566	!-- Drag by plant canopy
	1567	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1568
[1914]	1569	!
[3302]	1570	!-- Effect of Stokes drift (in ocean mode only)
	1571	IF ( stokes_force ) CALL stokes_drift_terms( 3 )
	1572
	1573	!
[1914]	1574	!-- Forces by wind turbines
	1575	IF ( wind_turbine ) CALL wtm_tendencies( 3 )
	1576
[3684]	1577	CALL module_interface_actions( 'w-tendency' )
[1875]	1578
	1579	!
	1580	!-- Prognostic equation for w-velocity component
[3634]	1581	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1582	!$ACC PRESENT(w, tend, tw_m, v_init, rdf, wall_flags_0) &
	1583	!$ACC PRESENT(tsc(2:5)) &
	1584	!$ACC PRESENT(w_p)
[1875]	1585	DO i = nxl, nxr
	1586	DO j = nys, nyn
[2232]	1587	DO k = nzb+1, nzt-1
	1588	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1589	tsc(3) * tw_m(k,j,i) ) &
	1590	- tsc(5) * rdf(k) * w(k,j,i) &
	1591	) * MERGE( 1.0_wp, 0.0_wp, &
	1592	BTEST( wall_flags_0(k,j,i), 3 )&
	1593	)
[1875]	1594	ENDDO
	1595	ENDDO
	1596	ENDDO
	1597
	1598	!
	1599	!-- Calculate tendencies for the next Runge-Kutta step
	1600	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1601	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1602	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1603	!$ACC PRESENT(tend, tw_m)
[1875]	1604	DO i = nxl, nxr
	1605	DO j = nys, nyn
[2232]	1606	DO k = nzb+1, nzt-1
[1875]	1607	tw_m(k,j,i) = tend(k,j,i)
	1608	ENDDO
	1609	ENDDO
	1610	ENDDO
	1611	ELSEIF ( intermediate_timestep_count < &
	1612	intermediate_timestep_count_max ) THEN
[3634]	1613	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1614	!$ACC PRESENT(tend, tw_m)
[1875]	1615	DO i = nxl, nxr
	1616	DO j = nys, nyn
[2232]	1617	DO k = nzb+1, nzt-1
	1618	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1619	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1620	ENDDO
	1621	ENDDO
	1622	ENDDO
	1623	ENDIF
	1624	ENDIF
	1625
	1626	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1627
	1628
	1629	!
	1630	!-- If required, compute prognostic equation for potential temperature
	1631	IF ( .NOT. neutral ) THEN
	1632
	1633	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1634
	1635	!
	1636	!-- pt-tendency terms with communication
	1637	sbt = tsc(2)
	1638	IF ( scalar_advec == 'bc-scheme' ) THEN
	1639
	1640	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1641	!
	1642	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1643	sbt = 1.0_wp
	1644	ENDIF
	1645	tend = 0.0_wp
	1646	CALL advec_s_bc( pt, 'pt' )
	1647
	1648	ENDIF
	1649
	1650	!
	1651	!-- pt-tendency terms with no communication
	1652	IF ( scalar_advec /= 'bc-scheme' ) THEN
[3634]	1653	!$ACC KERNELS PRESENT(tend)
[1875]	1654	tend = 0.0_wp
[3634]	1655	!$ACC END KERNELS
[1875]	1656	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1657	IF ( ws_scheme_sca ) THEN
	1658	CALL advec_s_ws( pt, 'pt' )
	1659	ELSE
	1660	CALL advec_s_pw( pt )
	1661	ENDIF
	1662	ELSE
	1663	CALL advec_s_up( pt )
	1664	ENDIF
	1665	ENDIF
	1666
[2232]	1667	CALL diffusion_s( pt, &
	1668	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1669	surf_def_h(2)%shf, &
	1670	surf_lsm_h%shf, surf_usm_h%shf, &
	1671	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1672	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1673	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1674	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1675	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1676	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1677
	1678	!
	1679	!-- Consideration of heat sources within the plant canopy
[3014]	1680	IF ( plant_canopy .AND. &
	1681	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1682	CALL pcm_tendency( 4 )
	1683	ENDIF
	1684
	1685	!
	1686	!-- Large scale advection
	1687	IF ( large_scale_forcing ) THEN
	1688	CALL ls_advec( simulated_time, 'pt' )
	1689	ENDIF
	1690
	1691	!
	1692	!-- Nudging
[2155]	1693	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1694
	1695	!
	1696	!-- If required compute influence of large-scale subsidence/ascent
	1697	IF ( large_scale_subsidence .AND. &
	1698	.NOT. use_subsidence_tendencies ) THEN
	1699	CALL subsidence( tend, pt, pt_init, 2 )
	1700	ENDIF
	1701
[3771]	1702	#if defined( __rrtmg )
[1875]	1703	!
	1704	!-- If required, add tendency due to radiative heating/cooling
[1976]	1705	IF ( radiation .AND. &
[1875]	1706	simulated_time > skip_time_do_radiation ) THEN
	1707	CALL radiation_tendency ( tend )
	1708	ENDIF
[3771]	1709	#endif
[1875]	1710
[3684]	1711	CALL module_interface_actions( 'pt-tendency' )
[1875]	1712
	1713	!
	1714	!-- Prognostic equation for potential temperature
[3634]	1715	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1716	!$ACC PRESENT(pt, tend, tpt_m, wall_flags_0) &
	1717	!$ACC PRESENT(pt_init, rdf_sc, ptdf_x, ptdf_y) &
	1718	!$ACC PRESENT(tsc(3:5)) &
	1719	!$ACC PRESENT(pt_p)
[1875]	1720	DO i = nxl, nxr
	1721	DO j = nys, nyn
[2232]	1722	DO k = nzb+1, nzt
	1723	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1724	tsc(3) * tpt_m(k,j,i) ) &
	1725	- tsc(5) * &
	1726	( pt(k,j,i) - pt_init(k) ) *&
	1727	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1728	) &
	1729	* MERGE( 1.0_wp, 0.0_wp, &
	1730	BTEST( wall_flags_0(k,j,i), 0 ) &
	1731	)
[1875]	1732	ENDDO
	1733	ENDDO
	1734	ENDDO
	1735	!
	1736	!-- Calculate tendencies for the next Runge-Kutta step
	1737	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1738	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1739	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1740	!$ACC PRESENT(tend, tpt_m)
[1875]	1741	DO i = nxl, nxr
	1742	DO j = nys, nyn
[2232]	1743	DO k = nzb+1, nzt
[1875]	1744	tpt_m(k,j,i) = tend(k,j,i)
	1745	ENDDO
	1746	ENDDO
	1747	ENDDO
	1748	ELSEIF ( intermediate_timestep_count < &
	1749	intermediate_timestep_count_max ) THEN
[3634]	1750	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1751	!$ACC PRESENT(tend, tpt_m)
[1875]	1752	DO i = nxl, nxr
	1753	DO j = nys, nyn
[2232]	1754	DO k = nzb+1, nzt
	1755	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1756	5.3125_wp * tpt_m(k,j,i)
[1875]	1757	ENDDO
	1758	ENDDO
	1759	ENDDO
	1760	ENDIF
	1761	ENDIF
	1762
	1763	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1764
	1765	ENDIF
	1766
	1767	!
[1960]	1768	!-- If required, compute prognostic equation for total water content
	1769	IF ( humidity ) THEN
[1875]	1770
[1960]	1771	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1772
	1773	!
	1774	!-- Scalar/q-tendency terms with communication
	1775	sbt = tsc(2)
	1776	IF ( scalar_advec == 'bc-scheme' ) THEN
	1777
	1778	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1779	!
	1780	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1781	sbt = 1.0_wp
	1782	ENDIF
	1783	tend = 0.0_wp
	1784	CALL advec_s_bc( q, 'q' )
	1785
	1786	ENDIF
	1787
	1788	!
	1789	!-- Scalar/q-tendency terms with no communication
	1790	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1791	tend = 0.0_wp
	1792	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1793	IF ( ws_scheme_sca ) THEN
	1794	CALL advec_s_ws( q, 'q' )
	1795	ELSE
	1796	CALL advec_s_pw( q )
	1797	ENDIF
	1798	ELSE
	1799	CALL advec_s_up( q )
	1800	ENDIF
	1801	ENDIF
	1802
[2232]	1803	CALL diffusion_s( q, &
	1804	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1805	surf_def_h(2)%qsws, &
	1806	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1807	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1808	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1809	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1810	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1811	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1812	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1813
[1875]	1814	!
[1960]	1815	!-- Sink or source of humidity due to canopy elements
[1875]	1816	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1817
	1818	!
	1819	!-- Large scale advection
	1820	IF ( large_scale_forcing ) THEN
	1821	CALL ls_advec( simulated_time, 'q' )
	1822	ENDIF
	1823
	1824	!
	1825	!-- Nudging
[2155]	1826	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1827
	1828	!
	1829	!-- If required compute influence of large-scale subsidence/ascent
	1830	IF ( large_scale_subsidence .AND. &
	1831	.NOT. use_subsidence_tendencies ) THEN
	1832	CALL subsidence( tend, q, q_init, 3 )
	1833	ENDIF
	1834
[3684]	1835	CALL module_interface_actions( 'q-tendency' )
[1875]	1836
	1837	!
[1960]	1838	!-- Prognostic equation for total water content
[1875]	1839	DO i = nxl, nxr
	1840	DO j = nys, nyn
[2232]	1841	DO k = nzb+1, nzt
	1842	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1843	tsc(3) * tq_m(k,j,i) ) &
	1844	- tsc(5) * rdf_sc(k) * &
	1845	( q(k,j,i) - q_init(k) ) &
	1846	) * MERGE( 1.0_wp, 0.0_wp, &
	1847	BTEST( wall_flags_0(k,j,i), 0 ) &
	1848	)
[1875]	1849	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1850	ENDDO
	1851	ENDDO
	1852	ENDDO
	1853
	1854	!
	1855	!-- Calculate tendencies for the next Runge-Kutta step
	1856	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1857	IF ( intermediate_timestep_count == 1 ) THEN
	1858	DO i = nxl, nxr
	1859	DO j = nys, nyn
[2232]	1860	DO k = nzb+1, nzt
[1875]	1861	tq_m(k,j,i) = tend(k,j,i)
	1862	ENDDO
	1863	ENDDO
	1864	ENDDO
	1865	ELSEIF ( intermediate_timestep_count < &
	1866	intermediate_timestep_count_max ) THEN
	1867	DO i = nxl, nxr
	1868	DO j = nys, nyn
[2232]	1869	DO k = nzb+1, nzt
	1870	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1871	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1872	ENDDO
	1873	ENDDO
	1874	ENDDO
	1875	ENDIF
	1876	ENDIF
	1877
[1960]	1878	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1879
	1880	ENDIF
[1960]	1881	!
	1882	!-- If required, compute prognostic equation for scalar
	1883	IF ( passive_scalar ) THEN
[1875]	1884
[1960]	1885	CALL cpu_log( log_point(66), 's-equation', 'start' )
	1886
[1875]	1887	!
[1960]	1888	!-- Scalar/q-tendency terms with communication
	1889	sbt = tsc(2)
	1890	IF ( scalar_advec == 'bc-scheme' ) THEN
	1891
	1892	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1893	!
	1894	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1895	sbt = 1.0_wp
	1896	ENDIF
	1897	tend = 0.0_wp
	1898	CALL advec_s_bc( s, 's' )
	1899
	1900	ENDIF
	1901
	1902	!
	1903	!-- Scalar/q-tendency terms with no communication
	1904	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1905	tend = 0.0_wp
	1906	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1907	IF ( ws_scheme_sca ) THEN
	1908	CALL advec_s_ws( s, 's' )
	1909	ELSE
	1910	CALL advec_s_pw( s )
	1911	ENDIF
	1912	ELSE
	1913	CALL advec_s_up( s )
	1914	ENDIF
	1915	ENDIF
	1916
[2232]	1917	CALL diffusion_s( s, &
	1918	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1919	surf_def_h(2)%ssws, &
	1920	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1921	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1922	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1923	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1924	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1925	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1926	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	1927
[1960]	1928	!
	1929	!-- Sink or source of humidity due to canopy elements
	1930	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	1931
	1932	!
	1933	!-- Large scale advection. Not implemented for scalars so far.
	1934	! IF ( large_scale_forcing ) THEN
	1935	! CALL ls_advec( simulated_time, 'q' )
	1936	! ENDIF
	1937
	1938	!
	1939	!-- Nudging. Not implemented for scalars so far.
[2155]	1940	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	1941
	1942	!
	1943	!-- If required compute influence of large-scale subsidence/ascent.
	1944	!-- Not implemented for scalars so far.
	1945	IF ( large_scale_subsidence .AND. &
	1946	.NOT. use_subsidence_tendencies .AND. &
	1947	.NOT. large_scale_forcing ) THEN
	1948	CALL subsidence( tend, s, s_init, 3 )
	1949	ENDIF
	1950
[3684]	1951	CALL module_interface_actions( 's-tendency' )
[1960]	1952
	1953	!
	1954	!-- Prognostic equation for total water content
	1955	DO i = nxl, nxr
	1956	DO j = nys, nyn
[2232]	1957	DO k = nzb+1, nzt
	1958	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1959	tsc(3) * ts_m(k,j,i) ) &
	1960	- tsc(5) * rdf_sc(k) * &
	1961	( s(k,j,i) - s_init(k) ) &
	1962	) &
	1963	* MERGE( 1.0_wp, 0.0_wp, &
	1964	BTEST( wall_flags_0(k,j,i), 0 ) &
	1965	)
[1960]	1966	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1967	ENDDO
	1968	ENDDO
	1969	ENDDO
	1970
	1971	!
	1972	!-- Calculate tendencies for the next Runge-Kutta step
	1973	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1974	IF ( intermediate_timestep_count == 1 ) THEN
	1975	DO i = nxl, nxr
	1976	DO j = nys, nyn
[2232]	1977	DO k = nzb+1, nzt
[1960]	1978	ts_m(k,j,i) = tend(k,j,i)
	1979	ENDDO
	1980	ENDDO
	1981	ENDDO
	1982	ELSEIF ( intermediate_timestep_count < &
	1983	intermediate_timestep_count_max ) THEN
	1984	DO i = nxl, nxr
	1985	DO j = nys, nyn
[2232]	1986	DO k = nzb+1, nzt
	1987	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1988	+ 5.3125_wp * ts_m(k,j,i)
[1960]	1989	ENDDO
	1990	ENDDO
	1991	ENDDO
	1992	ENDIF
	1993	ENDIF
	1994
	1995	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	1996
	1997	ENDIF
[1875]	1998
[3294]	1999	!
	2000	!-- Calculate prognostic equations for turbulence closure
[3386]	2001	CALL tcm_prognostic_equations()
[3837]	2002	!
	2003	!-- Calculate prognostic equations for all other modules
	2004	CALL module_interface_prognostic_equations()
[1875]	2005
[2815]	2006	!
[3294]	2007	!-- Calculate prognostic equation for chemical quantites
[2815]	2008	IF ( air_chemistry ) THEN
[3719]	2009	CALL cpu_log( log_point_s(25), 'chem.advec+diff+prog', 'start' )
[2815]	2010	!
	2011	!-- Loop over chemical species
	2012	DO lsp = 1, nvar
[3294]	2013	CALL chem_prognostic_equations( chem_species(lsp)%conc_p, &
	2014	chem_species(lsp)%conc, &
	2015	chem_species(lsp)%tconc_m, &
	2016	chem_species(lsp)%conc_pr_init, &
	2017	lsp )
[2815]	2018	ENDDO
[1875]	2019
[3719]	2020	CALL cpu_log( log_point_s(25), 'chem.advec+diff+prog', 'stop' )
[2815]	2021	ENDIF ! Chemicals equations
	2022
[1875]	2023	END SUBROUTINE prognostic_equations_vector
	2024
	2025
	2026	END MODULE prognostic_equations_mod

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