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source: palm/trunk/SOURCE/inflow_turbulence.f90 @ 4249

Last change on this file since 4249 was 4183, checked in by oliver.maas, 5 years ago
simplified steering of recycling of absolute values. Replaced initialization parameter recycle_absolute_quantities by recycling_method_for_thermodynamic_quantities.
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File size: 12.3 KB

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1	!> @file inflow_turbulence.f90
2	!------------------------------------------------------------------------------!
3	! This file is part of the PALM model system.
4	!
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.
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	!
17	! Copyright 1997-2019 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: inflow_turbulence.f90 4183 2019-08-23 07:33:16Z hellstea $
27	! simplified steering of recycling of absolute values by initialization
28	! parameter recycling_method_for_thermodynamic_quantities
29	!
30	! 4182 2019-08-22 15:20:23Z scharf
31	! Corrected "Former revisions" section
32	!
33	! 4172 2019-08-20 11:55:33Z oliver.maas
34	! added optional recycling of absolute values for pt and q
35	!
36	! 3655 2019-01-07 16:51:22Z knoop
37	! Corrected "Former revisions" section
38	!
39	! Initial version (2008/03/07)
40	!
41	! Description:
42	! ------------
43	!> Imposing turbulence at the respective inflow using the turbulence
44	!> recycling method of Kataoka and Mizuno (2002).
45	!------------------------------------------------------------------------------!
46	SUBROUTINE inflow_turbulence
47
48
49	USE arrays_3d, &
50	ONLY: e, inflow_damping_factor, mean_inflow_profiles, pt, q, s, u, v, w
51
52	USE control_parameters, &
53	ONLY: humidity, passive_scalar, recycling_plane, recycling_yshift, &
54	recycling_method_for_thermodynamic_quantities
55
56	USE cpulog, &
57	ONLY: cpu_log, log_point
58
59	USE indices, &
60	ONLY: nbgp, nxl, ny, nyn, nys, nyng, nysg, nzb, nzt
61
62	USE kinds
63
64	USE pegrid
65
66
67	IMPLICIT NONE
68
69	INTEGER(iwp) :: i !< loop index
70	INTEGER(iwp) :: j !< loop index
71	INTEGER(iwp) :: k !< loop index
72	INTEGER(iwp) :: l !< loop index
73	INTEGER(iwp) :: next !< ID of receiving PE for y-shift
74	INTEGER(iwp) :: ngp_ifd !< number of grid points stored in avpr
75	INTEGER(iwp) :: ngp_pr !< number of grid points stored in inflow_dist
76	INTEGER(iwp) :: prev !< ID of sending PE for y-shift
77
78	REAL(wp), DIMENSION(nzb:nzt+1,7,nbgp) :: &
79	avpr !< stores averaged profiles at recycling plane
80	REAL(wp), DIMENSION(nzb:nzt+1,7,nbgp) :: &
81	avpr_l !< auxiliary variable to calculate avpr
82	REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,7,nbgp) :: &
83	inflow_dist !< turbulence signal of vars, added at inflow boundary
84	REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,7,nbgp) :: &
85	local_inflow_dist !< auxiliary variable for inflow_dist, used for yshift
86
87	CALL cpu_log( log_point(40), 'inflow_turbulence', 'start' )
88
89	!
90	!-- Carry out spanwise averaging in the recycling plane
91	avpr_l = 0.0_wp
92	ngp_pr = ( nzt - nzb + 2 ) * 7 * nbgp
93	ngp_ifd = ngp_pr * ( nyn - nys + 1 + 2 * nbgp )
94
95	!
96	!-- First, local averaging within the recycling domain
97	i = recycling_plane
98
99	#if defined( __parallel )
100	IF ( myidx == id_recycling ) THEN
101
102	DO l = 1, nbgp
103	DO j = nys, nyn
104	DO k = nzb, nzt + 1
105
106	avpr_l(k,1,l) = avpr_l(k,1,l) + u(k,j,i)
107	avpr_l(k,2,l) = avpr_l(k,2,l) + v(k,j,i)
108	avpr_l(k,3,l) = avpr_l(k,3,l) + w(k,j,i)
109	avpr_l(k,4,l) = avpr_l(k,4,l) + pt(k,j,i)
110	avpr_l(k,5,l) = avpr_l(k,5,l) + e(k,j,i)
111	IF ( humidity ) &
112	avpr_l(k,6,l) = avpr_l(k,6,l) + q(k,j,i)
113	IF ( passive_scalar ) &
114	avpr_l(k,7,l) = avpr_l(k,7,l) + s(k,j,i)
115
116	ENDDO
117	ENDDO
118	i = i + 1
119	ENDDO
120
121	ENDIF
122	!
123	!-- Now, averaging over all PEs
124	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
125	CALL MPI_ALLREDUCE( avpr_l(nzb,1,1), avpr(nzb,1,1), ngp_pr, MPI_REAL, &
126	MPI_SUM, comm2d, ierr )
127
128	#else
129	DO l = 1, nbgp
130	DO j = nys, nyn
131	DO k = nzb, nzt + 1
132
133	avpr_l(k,1,l) = avpr_l(k,1,l) + u(k,j,i)
134	avpr_l(k,2,l) = avpr_l(k,2,l) + v(k,j,i)
135	avpr_l(k,3,l) = avpr_l(k,3,l) + w(k,j,i)
136	avpr_l(k,4,l) = avpr_l(k,4,l) + pt(k,j,i)
137	avpr_l(k,5,l) = avpr_l(k,5,l) + e(k,j,i)
138	IF ( humidity ) &
139	avpr_l(k,6,l) = avpr_l(k,6,l) + q(k,j,i)
140	IF ( passive_scalar ) &
141	avpr_l(k,7,l) = avpr_l(k,7,l) + s(k,j,i)
142
143	ENDDO
144	ENDDO
145	i = i + 1
146	ENDDO
147
148	avpr = avpr_l
149	#endif
150
151	avpr = avpr / ( ny + 1 )
152	!
153	!-- Calculate the disturbances at the recycling plane
154	!-- for recycling of absolute quantities, the disturbance is defined as the absolute value
155	!-- (and not as the deviation from the mean profile)
156	i = recycling_plane
157
158	#if defined( __parallel )
159	IF ( myidx == id_recycling ) THEN
160	DO l = 1, nbgp
161	DO j = nysg, nyng
162	DO k = nzb, nzt + 1
163	inflow_dist(k,j,1,l) = u(k,j,i+1) - avpr(k,1,l)
164	inflow_dist(k,j,2,l) = v(k,j,i) - avpr(k,2,l)
165	inflow_dist(k,j,3,l) = w(k,j,i) - avpr(k,3,l)
166	IF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
167	== 'turbulent_fluctuation' ) THEN
168	inflow_dist(k,j,4,l) = pt(k,j,i) - avpr(k,4,l)
169	ELSEIF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
170	== 'absolute_value' ) THEN
171	inflow_dist(k,j,4,l) = pt(k,j,i)
172	ENDIF
173	inflow_dist(k,j,5,l) = e(k,j,i) - avpr(k,5,l)
174	IF ( humidity ) THEN
175	IF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
176	== 'turbulent_fluctuation' ) THEN
177	inflow_dist(k,j,6,l) = q(k,j,i) - avpr(k,6,l)
178	ELSEIF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
179	== 'absolute_value' ) THEN
180	inflow_dist(k,j,6,l) = q(k,j,i)
181	ENDIF
182	ENDIF
183	IF ( passive_scalar ) &
184	inflow_dist(k,j,7,l) = s(k,j,i) - avpr(k,7,l)
185	ENDDO
186	ENDDO
187	i = i + 1
188	ENDDO
189
190	ENDIF
191	#else
192	DO l = 1, nbgp
193	DO j = nysg, nyng
194	DO k = nzb, nzt+1
195	inflow_dist(k,j,1,l) = u(k,j,i+1) - avpr(k,1,l)
196	inflow_dist(k,j,2,l) = v(k,j,i) - avpr(k,2,l)
197	inflow_dist(k,j,3,l) = w(k,j,i) - avpr(k,3,l)
198	IF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
199	== 'turbulent_fluctuation' ) THEN
200	inflow_dist(k,j,4,l) = pt(k,j,i) - avpr(k,4,l)
201	ELSEIF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
202	== 'absolute_value' ) THEN
203	inflow_dist(k,j,4,l) = pt(k,j,i)
204	ENDIF
205	inflow_dist(k,j,5,l) = e(k,j,i) - avpr(k,5,l)
206	IF ( humidity ) THEN
207	IF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
208	== 'turbulent_fluctuation' ) THEN
209	inflow_dist(k,j,6,l) = q(k,j,i) - avpr(k,6,l)
210	ELSEIF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
211	== 'absolute_value' ) THEN
212	inflow_dist(k,j,6,l) = q(k,j,i)
213	ENDIF
214	ENDIF
215	IF ( passive_scalar ) &
216	inflow_dist(k,j,7,l) = s(k,j,i) - avpr(k,7,l)
217
218	ENDDO
219	ENDDO
220	i = i + 1
221	ENDDO
222	#endif
223
224	!
225	!-- For parallel runs, send the disturbances to the respective inflow PE
226	#if defined( __parallel )
227	IF ( myidx == id_recycling .AND. myidx /= id_inflow ) THEN
228
229	CALL MPI_SEND( inflow_dist(nzb,nysg,1,1), ngp_ifd, MPI_REAL, &
230	id_inflow, 1, comm1dx, ierr )
231
232	ELSEIF ( myidx /= id_recycling .AND. myidx == id_inflow ) THEN
233
234	inflow_dist = 0.0_wp
235	CALL MPI_RECV( inflow_dist(nzb,nysg,1,1), ngp_ifd, MPI_REAL, &
236	id_recycling, 1, comm1dx, status, ierr )
237
238	ENDIF
239
240	!
241	!-- y-shift for inflow_dist
242	!-- Shift inflow_dist in positive y direction by a distance of INT( npey / 2 )
243	IF ( recycling_yshift .AND. myidx == id_inflow ) THEN
244	!
245	!-- Calculate the ID of the PE which sends data to this PE (prev) and of the
246	!-- PE which receives data from this PE (next).
247	IF ( myidy >= INT( pdims(2) / 2 ) ) THEN
248	prev = myidy - INT( pdims(2) / 2 )
249	ELSE
250	prev = pdims(2) - ( INT( pdims(2) / 2 ) - myidy )
251	ENDIF
252
253	IF ( myidy < pdims(2) - INT( pdims(2) / 2 ) ) THEN
254	next = myidy + INT( pdims(2) / 2 )
255	ELSE
256	next = INT( pdims(2) / 2 ) - ( pdims(2) - myidy )
257	ENDIF
258
259	local_inflow_dist = 0.0_wp
260
261	CALL MPI_SENDRECV( inflow_dist(nzb,nysg,1,1), ngp_ifd, MPI_REAL, &
262	next, 1, local_inflow_dist(nzb,nysg,1,1), ngp_ifd, &
263	MPI_REAL, prev, 1, comm1dy, status, ierr )
264
265	inflow_dist = local_inflow_dist
266
267	ENDIF
268
269	#endif
270
271	!
272	!-- Add the disturbance at the inflow
273	IF ( nxl == 0 ) THEN
274
275	DO j = nysg, nyng
276	DO k = nzb, nzt + 1
277
278	u(k,j,-nbgp+1:0) = mean_inflow_profiles(k,1) + &
279	inflow_dist(k,j,1,1:nbgp) * inflow_damping_factor(k)
280	v(k,j,-nbgp:-1) = mean_inflow_profiles(k,2) + &
281	inflow_dist(k,j,2,1:nbgp) * inflow_damping_factor(k)
282	w(k,j,-nbgp:-1) = &
283	inflow_dist(k,j,3,1:nbgp) * inflow_damping_factor(k)
284	IF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
285	== 'turbulent_fluctuation' ) THEN
286	pt(k,j,-nbgp:-1) = mean_inflow_profiles(k,4) + &
287	inflow_dist(k,j,4,1:nbgp) * inflow_damping_factor(k)
288	ELSEIF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
289	== 'absolute_value' ) THEN
290	pt(k,j,-nbgp:-1) = inflow_dist(k,j,4,1:nbgp)
291	ENDIF
292	e(k,j,-nbgp:-1) = mean_inflow_profiles(k,5) + &
293	inflow_dist(k,j,5,1:nbgp) * inflow_damping_factor(k)
294	e(k,j,-nbgp:-1) = MAX( e(k,j,-nbgp:-1), 0.0_wp )
295	IF ( humidity ) THEN
296	IF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
297	== 'turbulent_fluctuation' ) THEN
298	q(k,j,-nbgp:-1) = mean_inflow_profiles(k,6) + &
299	inflow_dist(k,j,6,1:nbgp) * inflow_damping_factor(k)
300	ELSEIF ( TRIM( recycling_method_for_thermodynamic_quantities ) &
301	== 'absolute_value' ) THEN
302	q(k,j,-nbgp:-1) = inflow_dist(k,j,6,1:nbgp)
303	ENDIF
304	ENDIF
305	IF ( passive_scalar ) &
306	s(k,j,-nbgp:-1) = mean_inflow_profiles(k,7) + &
307	inflow_dist(k,j,7,1:nbgp) * inflow_damping_factor(k)
308
309	ENDDO
310	ENDDO
311
312	ENDIF
313
314
315	CALL cpu_log( log_point(40), 'inflow_turbulence', 'stop' )
316
317
318	END SUBROUTINE inflow_turbulence

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