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source: palm/trunk/SOURCE/prognostic_equations.f90 @ 4343

Last change on this file since 4343 was 4329, checked in by motisi, 4 years ago
Renamed wall_flags_0 to wall_flags_static_0
Property svn:keywords set to `Id`
File size: 59.2 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	! ------------------
[4110]	22	!
	23	!
	24	! Former revisions:
	25	! -----------------
	26	! $Id: prognostic_equations.f90 4329 2019-12-10 15:46:36Z oliver.maas $
[4329]	27	! Renamed wall_flags_0 to wall_flags_static_0
	28	!
	29	! 4182 2019-08-22 15:20:23Z scharf
[4182]	30	! Corrected "Former revisions" section
	31	!
	32	! 4110 2019-07-22 17:05:21Z suehring
[4109]	33	! pass integer flag array to WS scalar advection routine which is now necessary
	34	! as the flags may differ for scalars, e.g. pt can be cyclic while chemical
	35	! species may be non-cyclic. Further, pass boundary flags.
[2156]	36	!
[4110]	37	! 4109 2019-07-22 17:00:34Z suehring
[4079]	38	! Application of monotonic flux limiter for the vertical scalar advection
	39	! up to the topography top (only for the cache-optimized version at the
	40	! moment). Please note, at the moment the limiter is only applied for passive
	41	! scalars.
	42	!
	43	! 4048 2019-06-21 21:00:21Z knoop
[4048]	44	! Moved tcm_prognostic_equations to module_interface
	45	!
	46	! 3987 2019-05-22 09:52:13Z kanani
[3987]	47	! Introduce alternative switch for debug output during timestepping
	48	!
	49	! 3956 2019-05-07 12:32:52Z monakurppa
[3956]	50	! Removed salsa calls.
	51	!
	52	! 3931 2019-04-24 16:34:28Z schwenkel
[3929]	53	! Correct/complete module_interface introduction for chemistry model
	54	!
	55	! 3899 2019-04-16 14:05:27Z monakurppa
[3899]	56	! Corrections in the OpenMP version of salsa
[3929]	57	!
	58	! 3887 2019 -04-12 08:47:41Z schwenkel
[3887]	59	! Implicit Bugfix for chemistry model, loop for non_transport_physics over
	60	! ghost points is avoided. Instead introducing module_interface_exchange_horiz.
	61	!
	62	! 3885 2019-04-11 11:29:34Z kanani
[3885]	63	! Changes related to global restructuring of location messages and introduction
	64	! of additional debug messages
	65	!
	66	! 3881 2019-04-10 09:31:22Z suehring
[3881]	67	! Bugfix in OpenMP directive
	68	!
	69	! 3880 2019-04-08 21:43:02Z knoop
[3875]	70	! Moved wtm_tendencies to module_interface_actions
	71	!
	72	! 3874 2019-04-08 16:53:48Z knoop
[3874]	73	! Added non_transport_physics module interfaces and moved bcm code into it
	74	!
	75	! 3872 2019-04-08 15:03:06Z knoop
[3870]	76	! Moving prognostic equations of bcm into bulk_cloud_model_mod
	77	!
	78	! 3864 2019-04-05 09:01:56Z monakurppa
[3864]	79	! Modifications made for salsa:
	80	! - salsa_prognostic_equations moved to salsa_mod (and the call to
	81	! module_interface_mod)
	82	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
	83	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
	84	!
	85	! 3840 2019-03-29 10:35:52Z knoop
[3879]	86	! added USE chem_gasphase_mod for nspec, nspec and spc_names
[3833]	87	!
	88	! 3820 2019-03-27 11:53:41Z forkel
[3820]	89	! renamed do_depo to deposition_dry (ecc)
	90	!
	91	! 3797 2019-03-15 11:15:38Z forkel
[3797]	92	! Call chem_integegrate in OpenMP loop (ketelsen)
	93	!
	94	!
	95	! 3771 2019-02-28 12:19:33Z raasch
[3771]	96	! preprocessor directivs fro rrtmg added
	97	!
	98	! 3761 2019-02-25 15:31:42Z raasch
[3761]	99	! unused variable removed
	100	!
	101	! 3719 2019-02-06 13:10:18Z kanani
[3719]	102	! Cleaned up chemistry cpu measurements
	103	!
	104	! 3684 2019-01-20 20:20:58Z knoop
[3634]	105	! OpenACC port for SPEC
[3458]	106	!
[4182]	107	! Revision 1.1 2000/04/13 14:56:27 schroeter
	108	! Initial revision
	109	!
	110	!
[1875]	111	! Description:
	112	! ------------
	113	!> Solving the prognostic equations.
	114	!------------------------------------------------------------------------------!
	115	MODULE prognostic_equations_mod
	116
[3294]	117	USE advec_s_bc_mod, &
	118	ONLY: advec_s_bc
[2155]	119
[3294]	120	USE advec_s_pw_mod, &
	121	ONLY: advec_s_pw
	122
	123	USE advec_s_up_mod, &
	124	ONLY: advec_s_up
	125
	126	USE advec_u_pw_mod, &
	127	ONLY: advec_u_pw
	128
	129	USE advec_u_up_mod, &
	130	ONLY: advec_u_up
	131
	132	USE advec_v_pw_mod, &
	133	ONLY: advec_v_pw
	134
	135	USE advec_v_up_mod, &
	136	ONLY: advec_v_up
	137
	138	USE advec_w_pw_mod, &
	139	ONLY: advec_w_pw
	140
	141	USE advec_w_up_mod, &
	142	ONLY: advec_w_up
	143
	144	USE advec_ws, &
	145	ONLY: advec_s_ws, advec_u_ws, advec_v_ws, advec_w_ws
	146
[1875]	147	USE arrays_3d, &
[3870]	148	ONLY: diss_l_e, diss_l_pt, diss_l_q, &
	149	diss_l_s, diss_l_sa, diss_s_e, &
	150	diss_s_pt, diss_s_q, diss_s_s, diss_s_sa, &
	151	e, e_p, flux_s_e, flux_s_pt, flux_s_q, &
	152	flux_s_s, flux_s_sa, flux_l_e, &
	153	flux_l_pt, flux_l_q, flux_l_s, &
	154	flux_l_sa, pt, ptdf_x, ptdf_y, pt_init, &
	155	pt_p, prho, q, q_init, q_p, rdf, rdf_sc, &
	156	ref_state, rho_ocean, s, s_init, s_p, tend, te_m, &
	157	tpt_m, tq_m, ts_m, tu_m, tv_m, tw_m, u, &
[3294]	158	ug, u_init, u_p, v, vg, vpt, v_init, v_p, w, w_p
[2155]	159
[3294]	160	USE buoyancy_mod, &
	161	ONLY: buoyancy
[3864]	162
[1875]	163	USE control_parameters, &
[4109]	164	ONLY: bc_dirichlet_l, &
	165	bc_dirichlet_n, &
	166	bc_dirichlet_r, &
	167	bc_dirichlet_s, &
	168	bc_radiation_l, &
	169	bc_radiation_n, &
	170	bc_radiation_r, &
	171	bc_radiation_s, &
	172	constant_diffusion, &
[3987]	173	debug_output_timestep, &
[2696]	174	dp_external, dp_level_ind_b, dp_smooth_factor, dpdxy, dt_3d, &
[3182]	175	humidity, intermediate_timestep_count, &
[1875]	176	intermediate_timestep_count_max, large_scale_forcing, &
[4079]	177	large_scale_subsidence, &
	178	monotonic_limiter_z, &
	179	neutral, nudging, &
[3294]	180	ocean_mode, passive_scalar, plant_canopy, pt_reference, &
[1875]	181	scalar_advec, scalar_advec, simulated_time, sloping_surface, &
[2232]	182	timestep_scheme, tsc, use_subsidence_tendencies, &
[2563]	183	use_upstream_for_tke, wind_turbine, ws_scheme_mom, &
[3467]	184	ws_scheme_sca, urban_surface, land_surface, &
[3582]	185	time_since_reference_point, salsa
[1875]	186
[3294]	187	USE coriolis_mod, &
	188	ONLY: coriolis
	189
[1875]	190	USE cpulog, &
[2696]	191	ONLY: cpu_log, log_point, log_point_s
[1875]	192
	193	USE diffusion_s_mod, &
[2118]	194	ONLY: diffusion_s
[1875]	195
	196	USE diffusion_u_mod, &
[2118]	197	ONLY: diffusion_u
[1875]	198
	199	USE diffusion_v_mod, &
[2118]	200	ONLY: diffusion_v
[1875]	201
	202	USE diffusion_w_mod, &
[2118]	203	ONLY: diffusion_w
[1875]	204
[3294]	205	USE indices, &
[4109]	206	ONLY: advc_flags_s, &
	207	nbgp, nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nysv, &
[4329]	208	nzb, nzt, wall_flags_static_0
[3294]	209
[1875]	210	USE kinds
	211
[2320]	212	USE lsf_nudging_mod, &
	213	ONLY: ls_advec, nudge
[1875]	214
[3684]	215	USE module_interface, &
[3837]	216	ONLY: module_interface_actions, &
[3931]	217	module_interface_non_advective_processes, &
[3887]	218	module_interface_exchange_horiz, &
[3837]	219	module_interface_prognostic_equations
[3684]	220
[3294]	221	USE ocean_mod, &
[3840]	222	ONLY: stokes_drift_terms, stokes_force, &
[3302]	223	wave_breaking, wave_breaking_term
[3294]	224
[1875]	225	USE plant_canopy_model_mod, &
[2746]	226	ONLY: cthf, pcm_tendency
[1875]	227
[3771]	228	#if defined( __rrtmg )
[1875]	229	USE radiation_model_mod, &
[1976]	230	ONLY: radiation, radiation_tendency, &
[1875]	231	skip_time_do_radiation
[3771]	232	#endif
[3864]	233
[1875]	234	USE statistics, &
	235	ONLY: hom
	236
	237	USE subsidence_mod, &
	238	ONLY: subsidence
	239
[3294]	240	USE surface_mod, &
	241	ONLY : surf_def_h, surf_def_v, surf_lsm_h, surf_lsm_v, surf_usm_h, &
	242	surf_usm_v
	243
[3874]	244	IMPLICIT NONE
[1914]	245
[1875]	246	PRIVATE
[2118]	247	PUBLIC prognostic_equations_cache, prognostic_equations_vector
[1875]	248
	249	INTERFACE prognostic_equations_cache
	250	MODULE PROCEDURE prognostic_equations_cache
	251	END INTERFACE prognostic_equations_cache
	252
	253	INTERFACE prognostic_equations_vector
	254	MODULE PROCEDURE prognostic_equations_vector
	255	END INTERFACE prognostic_equations_vector
	256
	257
	258	CONTAINS
	259
	260
	261	!------------------------------------------------------------------------------!
	262	! Description:
	263	! ------------
	264	!> Version with one optimized loop over all equations. It is only allowed to
	265	!> be called for the Wicker and Skamarock or Piascek-Williams advection scheme.
	266	!>
	267	!> Here the calls of most subroutines are embedded in two DO loops over i and j,
	268	!> so communication between CPUs is not allowed (does not make sense) within
	269	!> these loops.
	270	!>
	271	!> (Optimized to avoid cache missings, i.e. for Power4/5-architectures.)
	272	!------------------------------------------------------------------------------!
[2155]	273
[1875]	274	SUBROUTINE prognostic_equations_cache
	275
	276
	277	INTEGER(iwp) :: i !<
	278	INTEGER(iwp) :: i_omp_start !<
	279	INTEGER(iwp) :: j !<
	280	INTEGER(iwp) :: k !<
[3241]	281	!$ INTEGER(iwp) :: omp_get_thread_num !<
[1875]	282	INTEGER(iwp) :: tn = 0 !<
[2155]	283
[1875]	284	LOGICAL :: loop_start !<
	285
	286
[3987]	287	IF ( debug_output_timestep ) CALL debug_message( 'prognostic_equations_cache', 'start' )
[1875]	288	!
	289	!-- Time measurement can only be performed for the whole set of equations
	290	CALL cpu_log( log_point(32), 'all progn.equations', 'start' )
	291
[3878]	292	!$OMP PARALLEL PRIVATE (i,j)
	293	!$OMP DO
[3887]	294	DO i = nxl, nxr
	295	DO j = nys, nyn
[1875]	296	!
[3931]	297	!-- Calculate non advective processes for all other modules
	298	CALL module_interface_non_advective_processes( i, j )
[3878]	299	ENDDO
	300	ENDDO
[3887]	301	!
[3931]	302	!-- Module Inferface for exchange horiz after non_advective_processes but before
[3956]	303	!-- advection. Therefore, non_advective_processes must not run for ghost points.
	304	!$OMP END PARALLEL
[3887]	305	CALL module_interface_exchange_horiz()
[2696]	306	!
[2192]	307	!-- Loop over all prognostic equations
[3881]	308	!$OMP PARALLEL PRIVATE (i,i_omp_start,j,k,loop_start,tn)
[2192]	309
	310	!$ tn = omp_get_thread_num()
	311	loop_start = .TRUE.
	312
	313	!$OMP DO
[1875]	314	DO i = nxl, nxr
	315
	316	!
	317	!-- Store the first loop index. It differs for each thread and is required
	318	!-- later in advec_ws
	319	IF ( loop_start ) THEN
	320	loop_start = .FALSE.
[2155]	321	i_omp_start = i
[1875]	322	ENDIF
	323
	324	DO j = nys, nyn
	325	!
[3022]	326	!-- Tendency terms for u-velocity component. Please note, in case of
	327	!-- non-cyclic boundary conditions the grid point i=0 is excluded from
[3899]	328	!-- the prognostic equations for the u-component.
[3022]	329	IF ( i >= nxlu ) THEN
[1875]	330
	331	tend(:,j,i) = 0.0_wp
	332	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	333	IF ( ws_scheme_mom ) THEN
	334	CALL advec_u_ws( i, j, i_omp_start, tn )
[2155]	335	ELSE
[1875]	336	CALL advec_u_pw( i, j )
[2155]	337	ENDIF
[1875]	338	ELSE
	339	CALL advec_u_up( i, j )
	340	ENDIF
	341	CALL diffusion_u( i, j )
	342	CALL coriolis( i, j, 1 )
	343	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	344	CALL buoyancy( i, j, pt, 1 )
	345	ENDIF
	346
	347	!
	348	!-- Drag by plant canopy
	349	IF ( plant_canopy ) CALL pcm_tendency( i, j, 1 )
	350
	351	!
	352	!-- External pressure gradient
	353	IF ( dp_external ) THEN
	354	DO k = dp_level_ind_b+1, nzt
	355	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	356	ENDDO
	357	ENDIF
	358
	359	!
	360	!-- Nudging
	361	IF ( nudging ) CALL nudge( i, j, simulated_time, 'u' )
	362
[1914]	363	!
[3302]	364	!-- Effect of Stokes drift (in ocean mode only)
	365	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 1 )
	366
[3684]	367	CALL module_interface_actions( i, j, 'u-tendency' )
[1875]	368	!
	369	!-- Prognostic equation for u-velocity component
[2232]	370	DO k = nzb+1, nzt
	371
	372	u_p(k,j,i) = u(k,j,i) + ( dt_3d * &
	373	( tsc(2) * tend(k,j,i) + &
	374	tsc(3) * tu_m(k,j,i) ) &
	375	- tsc(5) * rdf(k) &
	376	* ( u(k,j,i) - u_init(k) ) &
	377	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	378	BTEST( wall_flags_static_0(k,j,i), 1 )&
[2232]	379	)
[1875]	380	ENDDO
	381
	382	!
[3302]	383	!-- Add turbulence generated by wave breaking (in ocean mode only)
	384	IF ( wave_breaking .AND. &
	385	intermediate_timestep_count == intermediate_timestep_count_max )&
	386	THEN
	387	CALL wave_breaking_term( i, j, 1 )
	388	ENDIF
	389
	390	!
[1875]	391	!-- Calculate tendencies for the next Runge-Kutta step
	392	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	393	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	394	DO k = nzb+1, nzt
[1875]	395	tu_m(k,j,i) = tend(k,j,i)
	396	ENDDO
	397	ELSEIF ( intermediate_timestep_count < &
	398	intermediate_timestep_count_max ) THEN
[2232]	399	DO k = nzb+1, nzt
	400	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	401	+ 5.3125_wp * tu_m(k,j,i)
[1875]	402	ENDDO
	403	ENDIF
	404	ENDIF
	405
	406	ENDIF
	407	!
[3022]	408	!-- Tendency terms for v-velocity component. Please note, in case of
	409	!-- non-cyclic boundary conditions the grid point j=0 is excluded from
	410	!-- the prognostic equations for the v-component. !--
	411	IF ( j >= nysv ) THEN
[1875]	412
	413	tend(:,j,i) = 0.0_wp
	414	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	415	IF ( ws_scheme_mom ) THEN
	416	CALL advec_v_ws( i, j, i_omp_start, tn )
[2155]	417	ELSE
[1875]	418	CALL advec_v_pw( i, j )
	419	ENDIF
	420	ELSE
	421	CALL advec_v_up( i, j )
	422	ENDIF
	423	CALL diffusion_v( i, j )
	424	CALL coriolis( i, j, 2 )
	425
	426	!
	427	!-- Drag by plant canopy
[2155]	428	IF ( plant_canopy ) CALL pcm_tendency( i, j, 2 )
[1875]	429
	430	!
	431	!-- External pressure gradient
	432	IF ( dp_external ) THEN
	433	DO k = dp_level_ind_b+1, nzt
	434	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	435	ENDDO
	436	ENDIF
	437
	438	!
	439	!-- Nudging
	440	IF ( nudging ) CALL nudge( i, j, simulated_time, 'v' )
	441
[1914]	442	!
[3302]	443	!-- Effect of Stokes drift (in ocean mode only)
	444	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 2 )
	445
[3684]	446	CALL module_interface_actions( i, j, 'v-tendency' )
[1875]	447	!
	448	!-- Prognostic equation for v-velocity component
[2232]	449	DO k = nzb+1, nzt
	450	v_p(k,j,i) = v(k,j,i) + ( dt_3d * &
	451	( tsc(2) * tend(k,j,i) + &
	452	tsc(3) * tv_m(k,j,i) ) &
	453	- tsc(5) * rdf(k) &
	454	* ( v(k,j,i) - v_init(k) )&
	455	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	456	BTEST( wall_flags_static_0(k,j,i), 2 )&
[2232]	457	)
[1875]	458	ENDDO
	459
	460	!
[3302]	461	!-- Add turbulence generated by wave breaking (in ocean mode only)
	462	IF ( wave_breaking .AND. &
	463	intermediate_timestep_count == intermediate_timestep_count_max )&
	464	THEN
	465	CALL wave_breaking_term( i, j, 2 )
	466	ENDIF
	467
	468	!
[1875]	469	!-- Calculate tendencies for the next Runge-Kutta step
	470	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	471	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	472	DO k = nzb+1, nzt
[1875]	473	tv_m(k,j,i) = tend(k,j,i)
	474	ENDDO
	475	ELSEIF ( intermediate_timestep_count < &
	476	intermediate_timestep_count_max ) THEN
[2232]	477	DO k = nzb+1, nzt
	478	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	479	+ 5.3125_wp * tv_m(k,j,i)
[1875]	480	ENDDO
	481	ENDIF
	482	ENDIF
	483
	484	ENDIF
	485
	486	!
	487	!-- Tendency terms for w-velocity component
	488	tend(:,j,i) = 0.0_wp
	489	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	490	IF ( ws_scheme_mom ) THEN
	491	CALL advec_w_ws( i, j, i_omp_start, tn )
[2155]	492	ELSE
[1875]	493	CALL advec_w_pw( i, j )
	494	END IF
	495	ELSE
	496	CALL advec_w_up( i, j )
	497	ENDIF
	498	CALL diffusion_w( i, j )
	499	CALL coriolis( i, j, 3 )
	500
	501	IF ( .NOT. neutral ) THEN
[3294]	502	IF ( ocean_mode ) THEN
[2031]	503	CALL buoyancy( i, j, rho_ocean, 3 )
[1875]	504	ELSE
	505	IF ( .NOT. humidity ) THEN
	506	CALL buoyancy( i, j, pt, 3 )
	507	ELSE
	508	CALL buoyancy( i, j, vpt, 3 )
	509	ENDIF
	510	ENDIF
	511	ENDIF
	512
	513	!
	514	!-- Drag by plant canopy
	515	IF ( plant_canopy ) CALL pcm_tendency( i, j, 3 )
	516
[1914]	517	!
[3302]	518	!-- Effect of Stokes drift (in ocean mode only)
	519	IF ( stokes_force ) CALL stokes_drift_terms( i, j, 3 )
	520
[3684]	521	CALL module_interface_actions( i, j, 'w-tendency' )
[1875]	522	!
	523	!-- Prognostic equation for w-velocity component
[2232]	524	DO k = nzb+1, nzt-1
	525	w_p(k,j,i) = w(k,j,i) + ( dt_3d * &
	526	( tsc(2) * tend(k,j,i) + &
[1875]	527	tsc(3) * tw_m(k,j,i) ) &
[2232]	528	- tsc(5) * rdf(k) * w(k,j,i) &
	529	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	530	BTEST( wall_flags_static_0(k,j,i), 3 )&
[2232]	531	)
[1875]	532	ENDDO
	533
	534	!
	535	!-- Calculate tendencies for the next Runge-Kutta step
	536	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	537	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	538	DO k = nzb+1, nzt-1
[1875]	539	tw_m(k,j,i) = tend(k,j,i)
	540	ENDDO
	541	ELSEIF ( intermediate_timestep_count < &
	542	intermediate_timestep_count_max ) THEN
[2232]	543	DO k = nzb+1, nzt-1
	544	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	545	+ 5.3125_wp * tw_m(k,j,i)
[1875]	546	ENDDO
	547	ENDIF
	548	ENDIF
	549
	550	!
	551	!-- If required, compute prognostic equation for potential temperature
	552	IF ( .NOT. neutral ) THEN
	553	!
	554	!-- Tendency terms for potential temperature
	555	tend(:,j,i) = 0.0_wp
	556	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	557	IF ( ws_scheme_sca ) THEN
[4109]	558	CALL advec_s_ws( advc_flags_s, &
	559	i, j, pt, 'pt', flux_s_pt, diss_s_pt, &
	560	flux_l_pt, diss_l_pt, i_omp_start, tn, &
	561	bc_dirichlet_l .OR. bc_radiation_l, &
	562	bc_dirichlet_n .OR. bc_radiation_n, &
	563	bc_dirichlet_r .OR. bc_radiation_r, &
	564	bc_dirichlet_s .OR. bc_radiation_s )
[1875]	565	ELSE
	566	CALL advec_s_pw( i, j, pt )
	567	ENDIF
	568	ELSE
	569	CALL advec_s_up( i, j, pt )
	570	ENDIF
[2232]	571	CALL diffusion_s( i, j, pt, &
	572	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	573	surf_def_h(2)%shf, &
	574	surf_lsm_h%shf, surf_usm_h%shf, &
	575	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	576	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	577	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	578	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	579	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	580	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	581
	582	!
	583	!-- Consideration of heat sources within the plant canopy
[3014]	584	IF ( plant_canopy .AND. &
	585	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	586	CALL pcm_tendency( i, j, 4 )
	587	ENDIF
	588
	589	!
	590	!-- Large scale advection
	591	IF ( large_scale_forcing ) THEN
	592	CALL ls_advec( i, j, simulated_time, 'pt' )
[2155]	593	ENDIF
[1875]	594
	595	!
	596	!-- Nudging
[2155]	597	IF ( nudging ) CALL nudge( i, j, simulated_time, 'pt' )
[1875]	598
	599	!
	600	!-- If required, compute effect of large-scale subsidence/ascent
	601	IF ( large_scale_subsidence .AND. &
	602	.NOT. use_subsidence_tendencies ) THEN
	603	CALL subsidence( i, j, tend, pt, pt_init, 2 )
	604	ENDIF
	605
[3771]	606	#if defined( __rrtmg )
[1875]	607	!
	608	!-- If required, add tendency due to radiative heating/cooling
[1976]	609	IF ( radiation .AND. &
[1875]	610	simulated_time > skip_time_do_radiation ) THEN
	611	CALL radiation_tendency ( i, j, tend )
	612	ENDIF
[3771]	613	#endif
[1875]	614
[3684]	615	CALL module_interface_actions( i, j, 'pt-tendency' )
[1875]	616	!
	617	!-- Prognostic equation for potential temperature
[2232]	618	DO k = nzb+1, nzt
	619	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * &
	620	( tsc(2) * tend(k,j,i) + &
[1875]	621	tsc(3) * tpt_m(k,j,i) ) &
[2232]	622	- tsc(5) &
	623	* ( pt(k,j,i) - pt_init(k) ) &
	624	* ( rdf_sc(k) + ptdf_x(i) &
	625	+ ptdf_y(j) ) &
	626	) &
	627	* MERGE( 1.0_wp, 0.0_wp, &
[4329]	628	BTEST( wall_flags_static_0(k,j,i), 0 )&
[2232]	629	)
[1875]	630	ENDDO
	631
	632	!
	633	!-- Calculate tendencies for the next Runge-Kutta step
	634	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	635	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	636	DO k = nzb+1, nzt
[1875]	637	tpt_m(k,j,i) = tend(k,j,i)
	638	ENDDO
	639	ELSEIF ( intermediate_timestep_count < &
	640	intermediate_timestep_count_max ) THEN
[2232]	641	DO k = nzb+1, nzt
	642	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	643	5.3125_wp * tpt_m(k,j,i)
[1875]	644	ENDDO
	645	ENDIF
	646	ENDIF
	647
	648	ENDIF
	649
	650	!
[1960]	651	!-- If required, compute prognostic equation for total water content
	652	IF ( humidity ) THEN
[1875]	653
	654	!
	655	!-- Tendency-terms for total water content / scalar
	656	tend(:,j,i) = 0.0_wp
[4109]	657	IF ( timestep_scheme(1:5) == 'runge' ) &
[1875]	658	THEN
	659	IF ( ws_scheme_sca ) THEN
[4109]	660	CALL advec_s_ws( advc_flags_s, &
	661	i, j, q, 'q', flux_s_q, &
	662	diss_s_q, flux_l_q, diss_l_q, &
	663	i_omp_start, tn, &
	664	bc_dirichlet_l .OR. bc_radiation_l, &
	665	bc_dirichlet_n .OR. bc_radiation_n, &
	666	bc_dirichlet_r .OR. bc_radiation_r, &
	667	bc_dirichlet_s .OR. bc_radiation_s )
[2155]	668	ELSE
[1875]	669	CALL advec_s_pw( i, j, q )
	670	ENDIF
	671	ELSE
	672	CALL advec_s_up( i, j, q )
	673	ENDIF
[2232]	674	CALL diffusion_s( i, j, q, &
	675	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	676	surf_def_h(2)%qsws, &
	677	surf_lsm_h%qsws, surf_usm_h%qsws, &
	678	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	679	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	680	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	681	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	682	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	683	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[1875]	684
	685	!
[1960]	686	!-- Sink or source of humidity due to canopy elements
[1875]	687	IF ( plant_canopy ) CALL pcm_tendency( i, j, 5 )
	688
	689	!
	690	!-- Large scale advection
	691	IF ( large_scale_forcing ) THEN
	692	CALL ls_advec( i, j, simulated_time, 'q' )
	693	ENDIF
	694
	695	!
	696	!-- Nudging
[2155]	697	IF ( nudging ) CALL nudge( i, j, simulated_time, 'q' )
[1875]	698
	699	!
	700	!-- If required compute influence of large-scale subsidence/ascent
	701	IF ( large_scale_subsidence .AND. &
	702	.NOT. use_subsidence_tendencies ) THEN
	703	CALL subsidence( i, j, tend, q, q_init, 3 )
	704	ENDIF
	705
[3684]	706	CALL module_interface_actions( i, j, 'q-tendency' )
[1875]	707
	708	!
	709	!-- Prognostic equation for total water content / scalar
[2232]	710	DO k = nzb+1, nzt
	711	q_p(k,j,i) = q(k,j,i) + ( dt_3d * &
	712	( tsc(2) * tend(k,j,i) + &
[1875]	713	tsc(3) * tq_m(k,j,i) ) &
[2232]	714	- tsc(5) * rdf_sc(k) * &
	715	( q(k,j,i) - q_init(k) ) &
	716	) &
	717	* MERGE( 1.0_wp, 0.0_wp, &
[4329]	718	BTEST( wall_flags_static_0(k,j,i), 0 )&
[2232]	719	)
[1875]	720	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	721	ENDDO
	722
	723	!
	724	!-- Calculate tendencies for the next Runge-Kutta step
	725	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	726	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	727	DO k = nzb+1, nzt
[1875]	728	tq_m(k,j,i) = tend(k,j,i)
	729	ENDDO
	730	ELSEIF ( intermediate_timestep_count < &
	731	intermediate_timestep_count_max ) THEN
[2232]	732	DO k = nzb+1, nzt
	733	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	734	5.3125_wp * tq_m(k,j,i)
[1875]	735	ENDDO
	736	ENDIF
	737	ENDIF
	738
	739	ENDIF
[2155]	740
[1960]	741	!
	742	!-- If required, compute prognostic equation for scalar
	743	IF ( passive_scalar ) THEN
	744	!
	745	!-- Tendency-terms for total water content / scalar
	746	tend(:,j,i) = 0.0_wp
[4109]	747	IF ( timestep_scheme(1:5) == 'runge' ) &
[1960]	748	THEN
	749	IF ( ws_scheme_sca ) THEN
[4079]	750	!
	751	!-- For scalar advection apply monotonic flux limiter near
	752	!-- topography.
[4109]	753	CALL advec_s_ws( advc_flags_s, &
	754	i, j, s, 's', flux_s_s, &
[4079]	755	diss_s_s, flux_l_s, diss_l_s, i_omp_start, &
[4109]	756	tn, &
	757	bc_dirichlet_l .OR. bc_radiation_l, &
	758	bc_dirichlet_n .OR. bc_radiation_n, &
	759	bc_dirichlet_r .OR. bc_radiation_r, &
	760	bc_dirichlet_s .OR. bc_radiation_s, &
	761	monotonic_limiter_z )
[2155]	762	ELSE
[1960]	763	CALL advec_s_pw( i, j, s )
	764	ENDIF
	765	ELSE
	766	CALL advec_s_up( i, j, s )
	767	ENDIF
[2232]	768	CALL diffusion_s( i, j, s, &
	769	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	770	surf_def_h(2)%ssws, &
	771	surf_lsm_h%ssws, surf_usm_h%ssws, &
	772	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	773	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	774	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	775	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	776	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	777	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[1875]	778
	779	!
[1960]	780	!-- Sink or source of scalar concentration due to canopy elements
	781	IF ( plant_canopy ) CALL pcm_tendency( i, j, 7 )
	782
	783	!
	784	!-- Large scale advection, still need to be extended for scalars
	785	! IF ( large_scale_forcing ) THEN
	786	! CALL ls_advec( i, j, simulated_time, 's' )
	787	! ENDIF
	788
	789	!
	790	!-- Nudging, still need to be extended for scalars
[2155]	791	! IF ( nudging ) CALL nudge( i, j, simulated_time, 's' )
[1960]	792
	793	!
	794	!-- If required compute influence of large-scale subsidence/ascent.
[2155]	795	!-- Note, the last argument is of no meaning in this case, as it is
	796	!-- only used in conjunction with large_scale_forcing, which is to
[1960]	797	!-- date not implemented for scalars.
	798	IF ( large_scale_subsidence .AND. &
	799	.NOT. use_subsidence_tendencies .AND. &
	800	.NOT. large_scale_forcing ) THEN
	801	CALL subsidence( i, j, tend, s, s_init, 3 )
	802	ENDIF
	803
[3684]	804	CALL module_interface_actions( i, j, 's-tendency' )
[1960]	805
	806	!
	807	!-- Prognostic equation for scalar
[2232]	808	DO k = nzb+1, nzt
	809	s_p(k,j,i) = s(k,j,i) + ( dt_3d * &
	810	( tsc(2) * tend(k,j,i) + &
	811	tsc(3) * ts_m(k,j,i) ) &
	812	- tsc(5) * rdf_sc(k) &
	813	* ( s(k,j,i) - s_init(k) )&
	814	) &
	815	* MERGE( 1.0_wp, 0.0_wp, &
[4329]	816	BTEST( wall_flags_static_0(k,j,i), 0 )&
[2232]	817	)
[1960]	818	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	819	ENDDO
	820
	821	!
	822	!-- Calculate tendencies for the next Runge-Kutta step
	823	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	824	IF ( intermediate_timestep_count == 1 ) THEN
[2232]	825	DO k = nzb+1, nzt
[1960]	826	ts_m(k,j,i) = tend(k,j,i)
	827	ENDDO
	828	ELSEIF ( intermediate_timestep_count < &
	829	intermediate_timestep_count_max ) THEN
[2232]	830	DO k = nzb+1, nzt
	831	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	832	5.3125_wp * ts_m(k,j,i)
[1960]	833	ENDDO
	834	ENDIF
	835	ENDIF
	836
[2155]	837	ENDIF
[1960]	838	!
[3837]	839	!-- Calculate prognostic equations for all other modules
	840	CALL module_interface_prognostic_equations( i, j, i_omp_start, tn )
[1875]	841
[3294]	842	ENDDO ! loop over j
	843	ENDDO ! loop over i
[2192]	844	!$OMP END PARALLEL
[1875]	845
[2232]	846
[1875]	847	CALL cpu_log( log_point(32), 'all progn.equations', 'stop' )
	848
[3987]	849	IF ( debug_output_timestep ) CALL debug_message( 'prognostic_equations_cache', 'end' )
[1875]	850
	851	END SUBROUTINE prognostic_equations_cache
	852
	853
	854	!------------------------------------------------------------------------------!
	855	! Description:
	856	! ------------
	857	!> Version for vector machines
	858	!------------------------------------------------------------------------------!
[2155]	859
[1875]	860	SUBROUTINE prognostic_equations_vector
	861
	862
[2815]	863	INTEGER(iwp) :: i !<
	864	INTEGER(iwp) :: j !<
	865	INTEGER(iwp) :: k !<
[1875]	866
	867	REAL(wp) :: sbt !<
	868
[3885]	869
[3987]	870	IF ( debug_output_timestep ) CALL debug_message( 'prognostic_equations_vector', 'start' )
[3467]	871	!
[3931]	872	!-- Calculate non advective processes for all other modules
	873	CALL module_interface_non_advective_processes
[1875]	874	!
[3931]	875	!-- Module Inferface for exchange horiz after non_advective_processes but before
[3956]	876	!-- advection. Therefore, non_advective_processes must not run for ghost points.
[3887]	877	CALL module_interface_exchange_horiz()
	878	!
[1875]	879	!-- u-velocity component
	880	CALL cpu_log( log_point(5), 'u-equation', 'start' )
	881
[3634]	882	!$ACC KERNELS PRESENT(tend)
[1875]	883	tend = 0.0_wp
[3634]	884	!$ACC END KERNELS
[1875]	885	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	886	IF ( ws_scheme_mom ) THEN
	887	CALL advec_u_ws
	888	ELSE
	889	CALL advec_u_pw
	890	ENDIF
	891	ELSE
	892	CALL advec_u_up
	893	ENDIF
	894	CALL diffusion_u
	895	CALL coriolis( 1 )
	896	IF ( sloping_surface .AND. .NOT. neutral ) THEN
	897	CALL buoyancy( pt, 1 )
	898	ENDIF
	899
	900	!
	901	!-- Drag by plant canopy
	902	IF ( plant_canopy ) CALL pcm_tendency( 1 )
	903
	904	!
	905	!-- External pressure gradient
	906	IF ( dp_external ) THEN
	907	DO i = nxlu, nxr
	908	DO j = nys, nyn
	909	DO k = dp_level_ind_b+1, nzt
	910	tend(k,j,i) = tend(k,j,i) - dpdxy(1) * dp_smooth_factor(k)
	911	ENDDO
	912	ENDDO
	913	ENDDO
	914	ENDIF
	915
	916	!
	917	!-- Nudging
	918	IF ( nudging ) CALL nudge( simulated_time, 'u' )
	919
[1914]	920	!
[3302]	921	!-- Effect of Stokes drift (in ocean mode only)
	922	IF ( stokes_force ) CALL stokes_drift_terms( 1 )
	923
[3684]	924	CALL module_interface_actions( 'u-tendency' )
[1875]	925
	926	!
	927	!-- Prognostic equation for u-velocity component
[3634]	928	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
[4329]	929	!$ACC PRESENT(u, tend, tu_m, u_init, rdf, wall_flags_static_0) &
[3634]	930	!$ACC PRESENT(tsc(2:5)) &
	931	!$ACC PRESENT(u_p)
[1875]	932	DO i = nxlu, nxr
	933	DO j = nys, nyn
[2232]	934	DO k = nzb+1, nzt
	935	u_p(k,j,i) = u(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	936	tsc(3) * tu_m(k,j,i) ) &
	937	- tsc(5) * rdf(k) * &
	938	( u(k,j,i) - u_init(k) ) &
	939	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	940	BTEST( wall_flags_static_0(k,j,i), 1 ) &
[2232]	941	)
[1875]	942	ENDDO
	943	ENDDO
	944	ENDDO
	945
	946	!
[3302]	947	!-- Add turbulence generated by wave breaking (in ocean mode only)
	948	IF ( wave_breaking .AND. &
	949	intermediate_timestep_count == intermediate_timestep_count_max ) &
	950	THEN
	951	CALL wave_breaking_term( 1 )
	952	ENDIF
	953
	954	!
[1875]	955	!-- Calculate tendencies for the next Runge-Kutta step
	956	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	957	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	958	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	959	!$ACC PRESENT(tend, tu_m)
[1875]	960	DO i = nxlu, nxr
	961	DO j = nys, nyn
[2232]	962	DO k = nzb+1, nzt
[1875]	963	tu_m(k,j,i) = tend(k,j,i)
	964	ENDDO
	965	ENDDO
	966	ENDDO
	967	ELSEIF ( intermediate_timestep_count < &
	968	intermediate_timestep_count_max ) THEN
[3634]	969	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	970	!$ACC PRESENT(tend, tu_m)
[1875]	971	DO i = nxlu, nxr
	972	DO j = nys, nyn
[2232]	973	DO k = nzb+1, nzt
	974	tu_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	975	+ 5.3125_wp * tu_m(k,j,i)
[1875]	976	ENDDO
	977	ENDDO
	978	ENDDO
	979	ENDIF
	980	ENDIF
	981
	982	CALL cpu_log( log_point(5), 'u-equation', 'stop' )
	983
	984	!
	985	!-- v-velocity component
	986	CALL cpu_log( log_point(6), 'v-equation', 'start' )
	987
[3634]	988	!$ACC KERNELS PRESENT(tend)
[1875]	989	tend = 0.0_wp
[3634]	990	!$ACC END KERNELS
[1875]	991	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	992	IF ( ws_scheme_mom ) THEN
	993	CALL advec_v_ws
[2155]	994	ELSE
[1875]	995	CALL advec_v_pw
	996	END IF
	997	ELSE
	998	CALL advec_v_up
	999	ENDIF
	1000	CALL diffusion_v
	1001	CALL coriolis( 2 )
	1002
	1003	!
	1004	!-- Drag by plant canopy
	1005	IF ( plant_canopy ) CALL pcm_tendency( 2 )
	1006
	1007	!
	1008	!-- External pressure gradient
	1009	IF ( dp_external ) THEN
	1010	DO i = nxl, nxr
	1011	DO j = nysv, nyn
	1012	DO k = dp_level_ind_b+1, nzt
	1013	tend(k,j,i) = tend(k,j,i) - dpdxy(2) * dp_smooth_factor(k)
	1014	ENDDO
	1015	ENDDO
	1016	ENDDO
	1017	ENDIF
	1018
	1019	!
	1020	!-- Nudging
	1021	IF ( nudging ) CALL nudge( simulated_time, 'v' )
	1022
[1914]	1023	!
[3302]	1024	!-- Effect of Stokes drift (in ocean mode only)
	1025	IF ( stokes_force ) CALL stokes_drift_terms( 2 )
	1026
[3684]	1027	CALL module_interface_actions( 'v-tendency' )
[1875]	1028
	1029	!
	1030	!-- Prognostic equation for v-velocity component
[3634]	1031	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
[4329]	1032	!$ACC PRESENT(v, tend, tv_m, v_init, rdf, wall_flags_static_0) &
[3634]	1033	!$ACC PRESENT(tsc(2:5)) &
	1034	!$ACC PRESENT(v_p)
[1875]	1035	DO i = nxl, nxr
	1036	DO j = nysv, nyn
[2232]	1037	DO k = nzb+1, nzt
	1038	v_p(k,j,i) = v(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1039	tsc(3) * tv_m(k,j,i) ) &
	1040	- tsc(5) * rdf(k) * &
	1041	( v(k,j,i) - v_init(k) ) &
	1042	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	1043	BTEST( wall_flags_static_0(k,j,i), 2 )&
[2232]	1044	)
[1875]	1045	ENDDO
	1046	ENDDO
	1047	ENDDO
	1048
	1049	!
[3302]	1050	!-- Add turbulence generated by wave breaking (in ocean mode only)
	1051	IF ( wave_breaking .AND. &
	1052	intermediate_timestep_count == intermediate_timestep_count_max ) &
	1053	THEN
	1054	CALL wave_breaking_term( 2 )
	1055	ENDIF
	1056
	1057	!
[1875]	1058	!-- Calculate tendencies for the next Runge-Kutta step
	1059	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1060	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1061	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1062	!$ACC PRESENT(tend, tv_m)
[1875]	1063	DO i = nxl, nxr
	1064	DO j = nysv, nyn
[2232]	1065	DO k = nzb+1, nzt
[1875]	1066	tv_m(k,j,i) = tend(k,j,i)
	1067	ENDDO
	1068	ENDDO
	1069	ENDDO
	1070	ELSEIF ( intermediate_timestep_count < &
	1071	intermediate_timestep_count_max ) THEN
[3634]	1072	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1073	!$ACC PRESENT(tend, tv_m)
[1875]	1074	DO i = nxl, nxr
	1075	DO j = nysv, nyn
[2232]	1076	DO k = nzb+1, nzt
	1077	tv_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1078	+ 5.3125_wp * tv_m(k,j,i)
[1875]	1079	ENDDO
	1080	ENDDO
	1081	ENDDO
	1082	ENDIF
	1083	ENDIF
	1084
	1085	CALL cpu_log( log_point(6), 'v-equation', 'stop' )
	1086
	1087	!
	1088	!-- w-velocity component
	1089	CALL cpu_log( log_point(7), 'w-equation', 'start' )
	1090
[3634]	1091	!$ACC KERNELS PRESENT(tend)
[1875]	1092	tend = 0.0_wp
[3634]	1093	!$ACC END KERNELS
[1875]	1094	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1095	IF ( ws_scheme_mom ) THEN
	1096	CALL advec_w_ws
	1097	ELSE
	1098	CALL advec_w_pw
	1099	ENDIF
	1100	ELSE
	1101	CALL advec_w_up
	1102	ENDIF
	1103	CALL diffusion_w
	1104	CALL coriolis( 3 )
	1105
	1106	IF ( .NOT. neutral ) THEN
[3294]	1107	IF ( ocean_mode ) THEN
[2031]	1108	CALL buoyancy( rho_ocean, 3 )
[1875]	1109	ELSE
	1110	IF ( .NOT. humidity ) THEN
	1111	CALL buoyancy( pt, 3 )
	1112	ELSE
	1113	CALL buoyancy( vpt, 3 )
	1114	ENDIF
	1115	ENDIF
	1116	ENDIF
	1117
	1118	!
	1119	!-- Drag by plant canopy
	1120	IF ( plant_canopy ) CALL pcm_tendency( 3 )
	1121
[1914]	1122	!
[3302]	1123	!-- Effect of Stokes drift (in ocean mode only)
	1124	IF ( stokes_force ) CALL stokes_drift_terms( 3 )
	1125
[3684]	1126	CALL module_interface_actions( 'w-tendency' )
[1875]	1127
	1128	!
	1129	!-- Prognostic equation for w-velocity component
[3634]	1130	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
[4329]	1131	!$ACC PRESENT(w, tend, tw_m, v_init, rdf, wall_flags_static_0) &
[3634]	1132	!$ACC PRESENT(tsc(2:5)) &
	1133	!$ACC PRESENT(w_p)
[1875]	1134	DO i = nxl, nxr
	1135	DO j = nys, nyn
[2232]	1136	DO k = nzb+1, nzt-1
	1137	w_p(k,j,i) = w(k,j,i) + ( dt_3d * ( tsc(2) * tend(k,j,i) + &
	1138	tsc(3) * tw_m(k,j,i) ) &
	1139	- tsc(5) * rdf(k) * w(k,j,i) &
	1140	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	1141	BTEST( wall_flags_static_0(k,j,i), 3 )&
[2232]	1142	)
[1875]	1143	ENDDO
	1144	ENDDO
	1145	ENDDO
	1146
	1147	!
	1148	!-- Calculate tendencies for the next Runge-Kutta step
	1149	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1150	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1151	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1152	!$ACC PRESENT(tend, tw_m)
[1875]	1153	DO i = nxl, nxr
	1154	DO j = nys, nyn
[2232]	1155	DO k = nzb+1, nzt-1
[1875]	1156	tw_m(k,j,i) = tend(k,j,i)
	1157	ENDDO
	1158	ENDDO
	1159	ENDDO
	1160	ELSEIF ( intermediate_timestep_count < &
	1161	intermediate_timestep_count_max ) THEN
[3634]	1162	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1163	!$ACC PRESENT(tend, tw_m)
[1875]	1164	DO i = nxl, nxr
	1165	DO j = nys, nyn
[2232]	1166	DO k = nzb+1, nzt-1
	1167	tw_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1168	+ 5.3125_wp * tw_m(k,j,i)
[1875]	1169	ENDDO
	1170	ENDDO
	1171	ENDDO
	1172	ENDIF
	1173	ENDIF
	1174
	1175	CALL cpu_log( log_point(7), 'w-equation', 'stop' )
	1176
	1177
	1178	!
	1179	!-- If required, compute prognostic equation for potential temperature
	1180	IF ( .NOT. neutral ) THEN
	1181
	1182	CALL cpu_log( log_point(13), 'pt-equation', 'start' )
	1183
	1184	!
	1185	!-- pt-tendency terms with communication
	1186	sbt = tsc(2)
	1187	IF ( scalar_advec == 'bc-scheme' ) THEN
	1188
	1189	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1190	!
	1191	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1192	sbt = 1.0_wp
	1193	ENDIF
	1194	tend = 0.0_wp
	1195	CALL advec_s_bc( pt, 'pt' )
	1196
	1197	ENDIF
	1198
	1199	!
	1200	!-- pt-tendency terms with no communication
	1201	IF ( scalar_advec /= 'bc-scheme' ) THEN
[3634]	1202	!$ACC KERNELS PRESENT(tend)
[1875]	1203	tend = 0.0_wp
[3634]	1204	!$ACC END KERNELS
[1875]	1205	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1206	IF ( ws_scheme_sca ) THEN
[4109]	1207	CALL advec_s_ws( advc_flags_s, pt, 'pt', &
	1208	bc_dirichlet_l .OR. bc_radiation_l, &
	1209	bc_dirichlet_n .OR. bc_radiation_n, &
	1210	bc_dirichlet_r .OR. bc_radiation_r, &
	1211	bc_dirichlet_s .OR. bc_radiation_s )
[1875]	1212	ELSE
	1213	CALL advec_s_pw( pt )
	1214	ENDIF
	1215	ELSE
	1216	CALL advec_s_up( pt )
	1217	ENDIF
	1218	ENDIF
	1219
[2232]	1220	CALL diffusion_s( pt, &
	1221	surf_def_h(0)%shf, surf_def_h(1)%shf, &
	1222	surf_def_h(2)%shf, &
	1223	surf_lsm_h%shf, surf_usm_h%shf, &
	1224	surf_def_v(0)%shf, surf_def_v(1)%shf, &
	1225	surf_def_v(2)%shf, surf_def_v(3)%shf, &
	1226	surf_lsm_v(0)%shf, surf_lsm_v(1)%shf, &
	1227	surf_lsm_v(2)%shf, surf_lsm_v(3)%shf, &
	1228	surf_usm_v(0)%shf, surf_usm_v(1)%shf, &
	1229	surf_usm_v(2)%shf, surf_usm_v(3)%shf )
[1875]	1230
	1231	!
	1232	!-- Consideration of heat sources within the plant canopy
[3014]	1233	IF ( plant_canopy .AND. &
	1234	(cthf /= 0.0_wp .OR. urban_surface .OR. land_surface) ) THEN
[1875]	1235	CALL pcm_tendency( 4 )
	1236	ENDIF
	1237
	1238	!
	1239	!-- Large scale advection
	1240	IF ( large_scale_forcing ) THEN
	1241	CALL ls_advec( simulated_time, 'pt' )
	1242	ENDIF
	1243
	1244	!
	1245	!-- Nudging
[2155]	1246	IF ( nudging ) CALL nudge( simulated_time, 'pt' )
[1875]	1247
	1248	!
	1249	!-- If required compute influence of large-scale subsidence/ascent
	1250	IF ( large_scale_subsidence .AND. &
	1251	.NOT. use_subsidence_tendencies ) THEN
	1252	CALL subsidence( tend, pt, pt_init, 2 )
	1253	ENDIF
	1254
[3771]	1255	#if defined( __rrtmg )
[1875]	1256	!
	1257	!-- If required, add tendency due to radiative heating/cooling
[1976]	1258	IF ( radiation .AND. &
[1875]	1259	simulated_time > skip_time_do_radiation ) THEN
	1260	CALL radiation_tendency ( tend )
	1261	ENDIF
[3771]	1262	#endif
[1875]	1263
[3684]	1264	CALL module_interface_actions( 'pt-tendency' )
[1875]	1265
	1266	!
	1267	!-- Prognostic equation for potential temperature
[3634]	1268	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
[4329]	1269	!$ACC PRESENT(pt, tend, tpt_m, wall_flags_static_0) &
[3634]	1270	!$ACC PRESENT(pt_init, rdf_sc, ptdf_x, ptdf_y) &
	1271	!$ACC PRESENT(tsc(3:5)) &
	1272	!$ACC PRESENT(pt_p)
[1875]	1273	DO i = nxl, nxr
	1274	DO j = nys, nyn
[2232]	1275	DO k = nzb+1, nzt
	1276	pt_p(k,j,i) = pt(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1277	tsc(3) * tpt_m(k,j,i) ) &
	1278	- tsc(5) * &
	1279	( pt(k,j,i) - pt_init(k) ) *&
	1280	( rdf_sc(k) + ptdf_x(i) + ptdf_y(j) )&
	1281	) &
	1282	* MERGE( 1.0_wp, 0.0_wp, &
[4329]	1283	BTEST( wall_flags_static_0(k,j,i), 0 ) &
[2232]	1284	)
[1875]	1285	ENDDO
	1286	ENDDO
	1287	ENDDO
	1288	!
	1289	!-- Calculate tendencies for the next Runge-Kutta step
	1290	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1291	IF ( intermediate_timestep_count == 1 ) THEN
[3634]	1292	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1293	!$ACC PRESENT(tend, tpt_m)
[1875]	1294	DO i = nxl, nxr
	1295	DO j = nys, nyn
[2232]	1296	DO k = nzb+1, nzt
[1875]	1297	tpt_m(k,j,i) = tend(k,j,i)
	1298	ENDDO
	1299	ENDDO
	1300	ENDDO
	1301	ELSEIF ( intermediate_timestep_count < &
	1302	intermediate_timestep_count_max ) THEN
[3634]	1303	!$ACC PARALLEL LOOP COLLAPSE(3) PRIVATE(i, j, k) &
	1304	!$ACC PRESENT(tend, tpt_m)
[1875]	1305	DO i = nxl, nxr
	1306	DO j = nys, nyn
[2232]	1307	DO k = nzb+1, nzt
	1308	tpt_m(k,j,i) = -9.5625_wp * tend(k,j,i) + &
	1309	5.3125_wp * tpt_m(k,j,i)
[1875]	1310	ENDDO
	1311	ENDDO
	1312	ENDDO
	1313	ENDIF
	1314	ENDIF
	1315
	1316	CALL cpu_log( log_point(13), 'pt-equation', 'stop' )
	1317
	1318	ENDIF
	1319
	1320	!
[1960]	1321	!-- If required, compute prognostic equation for total water content
	1322	IF ( humidity ) THEN
[1875]	1323
[1960]	1324	CALL cpu_log( log_point(29), 'q-equation', 'start' )
[1875]	1325
	1326	!
	1327	!-- Scalar/q-tendency terms with communication
	1328	sbt = tsc(2)
	1329	IF ( scalar_advec == 'bc-scheme' ) THEN
	1330
	1331	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1332	!
	1333	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1334	sbt = 1.0_wp
	1335	ENDIF
	1336	tend = 0.0_wp
	1337	CALL advec_s_bc( q, 'q' )
	1338
	1339	ENDIF
	1340
	1341	!
	1342	!-- Scalar/q-tendency terms with no communication
	1343	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1344	tend = 0.0_wp
	1345	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1346	IF ( ws_scheme_sca ) THEN
[4109]	1347	CALL advec_s_ws( advc_flags_s, q, 'q', &
	1348	bc_dirichlet_l .OR. bc_radiation_l, &
	1349	bc_dirichlet_n .OR. bc_radiation_n, &
	1350	bc_dirichlet_r .OR. bc_radiation_r, &
	1351	bc_dirichlet_s .OR. bc_radiation_s )
[1875]	1352	ELSE
	1353	CALL advec_s_pw( q )
	1354	ENDIF
	1355	ELSE
	1356	CALL advec_s_up( q )
	1357	ENDIF
	1358	ENDIF
	1359
[2232]	1360	CALL diffusion_s( q, &
	1361	surf_def_h(0)%qsws, surf_def_h(1)%qsws, &
	1362	surf_def_h(2)%qsws, &
	1363	surf_lsm_h%qsws, surf_usm_h%qsws, &
	1364	surf_def_v(0)%qsws, surf_def_v(1)%qsws, &
	1365	surf_def_v(2)%qsws, surf_def_v(3)%qsws, &
	1366	surf_lsm_v(0)%qsws, surf_lsm_v(1)%qsws, &
	1367	surf_lsm_v(2)%qsws, surf_lsm_v(3)%qsws, &
	1368	surf_usm_v(0)%qsws, surf_usm_v(1)%qsws, &
	1369	surf_usm_v(2)%qsws, surf_usm_v(3)%qsws )
[2155]	1370
[1875]	1371	!
[1960]	1372	!-- Sink or source of humidity due to canopy elements
[1875]	1373	IF ( plant_canopy ) CALL pcm_tendency( 5 )
	1374
	1375	!
	1376	!-- Large scale advection
	1377	IF ( large_scale_forcing ) THEN
	1378	CALL ls_advec( simulated_time, 'q' )
	1379	ENDIF
	1380
	1381	!
	1382	!-- Nudging
[2155]	1383	IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1875]	1384
	1385	!
	1386	!-- If required compute influence of large-scale subsidence/ascent
	1387	IF ( large_scale_subsidence .AND. &
	1388	.NOT. use_subsidence_tendencies ) THEN
	1389	CALL subsidence( tend, q, q_init, 3 )
	1390	ENDIF
	1391
[3684]	1392	CALL module_interface_actions( 'q-tendency' )
[1875]	1393
	1394	!
[1960]	1395	!-- Prognostic equation for total water content
[1875]	1396	DO i = nxl, nxr
	1397	DO j = nys, nyn
[2232]	1398	DO k = nzb+1, nzt
	1399	q_p(k,j,i) = q(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1400	tsc(3) * tq_m(k,j,i) ) &
	1401	- tsc(5) * rdf_sc(k) * &
	1402	( q(k,j,i) - q_init(k) ) &
	1403	) * MERGE( 1.0_wp, 0.0_wp, &
[4329]	1404	BTEST( wall_flags_static_0(k,j,i), 0 ) &
[2232]	1405	)
[1875]	1406	IF ( q_p(k,j,i) < 0.0_wp ) q_p(k,j,i) = 0.1_wp * q(k,j,i)
	1407	ENDDO
	1408	ENDDO
	1409	ENDDO
	1410
	1411	!
	1412	!-- Calculate tendencies for the next Runge-Kutta step
	1413	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1414	IF ( intermediate_timestep_count == 1 ) THEN
	1415	DO i = nxl, nxr
	1416	DO j = nys, nyn
[2232]	1417	DO k = nzb+1, nzt
[1875]	1418	tq_m(k,j,i) = tend(k,j,i)
	1419	ENDDO
	1420	ENDDO
	1421	ENDDO
	1422	ELSEIF ( intermediate_timestep_count < &
	1423	intermediate_timestep_count_max ) THEN
	1424	DO i = nxl, nxr
	1425	DO j = nys, nyn
[2232]	1426	DO k = nzb+1, nzt
	1427	tq_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1428	+ 5.3125_wp * tq_m(k,j,i)
[1875]	1429	ENDDO
	1430	ENDDO
	1431	ENDDO
	1432	ENDIF
	1433	ENDIF
	1434
[1960]	1435	CALL cpu_log( log_point(29), 'q-equation', 'stop' )
[1875]	1436
	1437	ENDIF
[1960]	1438	!
	1439	!-- If required, compute prognostic equation for scalar
	1440	IF ( passive_scalar ) THEN
[1875]	1441
[1960]	1442	CALL cpu_log( log_point(66), 's-equation', 'start' )
	1443
[1875]	1444	!
[1960]	1445	!-- Scalar/q-tendency terms with communication
	1446	sbt = tsc(2)
	1447	IF ( scalar_advec == 'bc-scheme' ) THEN
	1448
	1449	IF ( timestep_scheme(1:5) /= 'runge' ) THEN
	1450	!
	1451	!-- Bott-Chlond scheme always uses Euler time step. Thus:
	1452	sbt = 1.0_wp
	1453	ENDIF
	1454	tend = 0.0_wp
	1455	CALL advec_s_bc( s, 's' )
	1456
	1457	ENDIF
	1458
	1459	!
	1460	!-- Scalar/q-tendency terms with no communication
	1461	IF ( scalar_advec /= 'bc-scheme' ) THEN
	1462	tend = 0.0_wp
	1463	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1464	IF ( ws_scheme_sca ) THEN
[4109]	1465	CALL advec_s_ws( advc_flags_s, s, 's', &
	1466	bc_dirichlet_l .OR. bc_radiation_l, &
	1467	bc_dirichlet_n .OR. bc_radiation_n, &
	1468	bc_dirichlet_r .OR. bc_radiation_r, &
	1469	bc_dirichlet_s .OR. bc_radiation_s )
[1960]	1470	ELSE
	1471	CALL advec_s_pw( s )
	1472	ENDIF
	1473	ELSE
	1474	CALL advec_s_up( s )
	1475	ENDIF
	1476	ENDIF
	1477
[2232]	1478	CALL diffusion_s( s, &
	1479	surf_def_h(0)%ssws, surf_def_h(1)%ssws, &
	1480	surf_def_h(2)%ssws, &
	1481	surf_lsm_h%ssws, surf_usm_h%ssws, &
	1482	surf_def_v(0)%ssws, surf_def_v(1)%ssws, &
	1483	surf_def_v(2)%ssws, surf_def_v(3)%ssws, &
	1484	surf_lsm_v(0)%ssws, surf_lsm_v(1)%ssws, &
	1485	surf_lsm_v(2)%ssws, surf_lsm_v(3)%ssws, &
	1486	surf_usm_v(0)%ssws, surf_usm_v(1)%ssws, &
	1487	surf_usm_v(2)%ssws, surf_usm_v(3)%ssws )
[2155]	1488
[1960]	1489	!
	1490	!-- Sink or source of humidity due to canopy elements
	1491	IF ( plant_canopy ) CALL pcm_tendency( 7 )
	1492
	1493	!
	1494	!-- Large scale advection. Not implemented for scalars so far.
	1495	! IF ( large_scale_forcing ) THEN
	1496	! CALL ls_advec( simulated_time, 'q' )
	1497	! ENDIF
	1498
	1499	!
	1500	!-- Nudging. Not implemented for scalars so far.
[2155]	1501	! IF ( nudging ) CALL nudge( simulated_time, 'q' )
[1960]	1502
	1503	!
	1504	!-- If required compute influence of large-scale subsidence/ascent.
	1505	!-- Not implemented for scalars so far.
	1506	IF ( large_scale_subsidence .AND. &
	1507	.NOT. use_subsidence_tendencies .AND. &
	1508	.NOT. large_scale_forcing ) THEN
	1509	CALL subsidence( tend, s, s_init, 3 )
	1510	ENDIF
	1511
[3684]	1512	CALL module_interface_actions( 's-tendency' )
[1960]	1513
	1514	!
	1515	!-- Prognostic equation for total water content
	1516	DO i = nxl, nxr
	1517	DO j = nys, nyn
[2232]	1518	DO k = nzb+1, nzt
	1519	s_p(k,j,i) = s(k,j,i) + ( dt_3d * ( sbt * tend(k,j,i) + &
	1520	tsc(3) * ts_m(k,j,i) ) &
	1521	- tsc(5) * rdf_sc(k) * &
	1522	( s(k,j,i) - s_init(k) ) &
	1523	) &
	1524	* MERGE( 1.0_wp, 0.0_wp, &
[4329]	1525	BTEST( wall_flags_static_0(k,j,i), 0 ) &
[2232]	1526	)
[1960]	1527	IF ( s_p(k,j,i) < 0.0_wp ) s_p(k,j,i) = 0.1_wp * s(k,j,i)
	1528	ENDDO
	1529	ENDDO
	1530	ENDDO
	1531
	1532	!
	1533	!-- Calculate tendencies for the next Runge-Kutta step
	1534	IF ( timestep_scheme(1:5) == 'runge' ) THEN
	1535	IF ( intermediate_timestep_count == 1 ) THEN
	1536	DO i = nxl, nxr
	1537	DO j = nys, nyn
[2232]	1538	DO k = nzb+1, nzt
[1960]	1539	ts_m(k,j,i) = tend(k,j,i)
	1540	ENDDO
	1541	ENDDO
	1542	ENDDO
	1543	ELSEIF ( intermediate_timestep_count < &
	1544	intermediate_timestep_count_max ) THEN
	1545	DO i = nxl, nxr
	1546	DO j = nys, nyn
[2232]	1547	DO k = nzb+1, nzt
	1548	ts_m(k,j,i) = -9.5625_wp * tend(k,j,i) &
	1549	+ 5.3125_wp * ts_m(k,j,i)
[1960]	1550	ENDDO
	1551	ENDDO
	1552	ENDDO
	1553	ENDIF
	1554	ENDIF
	1555
	1556	CALL cpu_log( log_point(66), 's-equation', 'stop' )
	1557
	1558	ENDIF
[3294]	1559	!
[3837]	1560	!-- Calculate prognostic equations for all other modules
	1561	CALL module_interface_prognostic_equations()
[1875]	1562
[3987]	1563	IF ( debug_output_timestep ) CALL debug_message( 'prognostic_equations_vector', 'end' )
[3885]	1564
[1875]	1565	END SUBROUTINE prognostic_equations_vector
	1566
	1567
	1568	END MODULE prognostic_equations_mod

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