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source: palm/trunk/SOURCE/advec_s_up.f90 @ 3456

Last change on this file since 3456 was 2718, checked in by maronga, 7 years ago
deleting of deprecated files; headers updated where needed
Property svn:keywords set to `Id`
File size: 10.1 KB

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1	!> @file advec_s_up.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 1997-2018 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: advec_s_up.f90 2718 2018-01-02 08:49:38Z eckhard $
27	! Corrected "Former revisions" section
28	!
29	! 2696 2017-12-14 17:12:51Z kanani
30	! Change in file header (GPL part)
31	!
32	! 2233 2017-05-30 18:08:54Z suehring
33	!
34	! 2232 2017-05-30 17:47:52Z suehring
35	! topography representation via flags
36	!
37	! 2000 2016-08-20 18:09:15Z knoop
38	! Forced header and separation lines into 80 columns
39	!
40	! 1873 2016-04-18 14:50:06Z maronga
41	! Module renamed (removed _mod)
42	!
43	!
44	! 1850 2016-04-08 13:29:27Z maronga
45	! Module renamed
46	!
47	!
48	! 1682 2015-10-07 23:56:08Z knoop
49	! Code annotations made doxygen readable
50	!
51	! 1374 2014-04-25 12:55:07Z raasch
52	! missing variables added to ONLY list
53	!
54	! 1353 2014-04-08 15:21:23Z heinze
55	! REAL constants provided with KIND-attribute
56	!
57	! 1320 2014-03-20 08:40:49Z raasch
58	! ONLY-attribute added to USE-statements,
59	! kind-parameters added to all INTEGER and REAL declaration statements,
60	! kinds are defined in new module kinds,
61	! revision history before 2012 removed,
62	! comment fields (!:) to be used for variable explanations added to
63	! all variable declaration statements
64	!
65	! 1036 2012-10-22 13:43:42Z raasch
66	! code put under GPL (PALM 3.9)
67	!
68	! 1010 2012-09-20 07:59:54Z raasch
69	! cpp switch __nopointer added for pointer free version
70	!
71	! 981 2012-08-09 14:57:44Z maronga
72	! Typo removed
73	!
74	! Revision 1.1 1997/08/29 08:54:33 raasch
75	! Initial revision
76	!
77	!
78	! Description:
79	! ------------
80	!> Advection term for scalar quantities using the Upstream scheme.
81	!> NOTE: vertical advection at k=1 still has wrong grid spacing for w>0!
82	!> The same problem occurs for all topography boundaries!
83	!------------------------------------------------------------------------------!
84	MODULE advec_s_up_mod
85
86
87	PRIVATE
88	PUBLIC advec_s_up
89
90	INTERFACE advec_s_up
91	MODULE PROCEDURE advec_s_up
92	MODULE PROCEDURE advec_s_up_ij
93	END INTERFACE advec_s_up
94
95	CONTAINS
96
97
98	!------------------------------------------------------------------------------!
99	! Description:
100	! ------------
101	!> Call for all grid points
102	!------------------------------------------------------------------------------!
103	SUBROUTINE advec_s_up( sk )
104
105	USE arrays_3d, &
106	ONLY: ddzu, tend, u, v, w
107
108	USE control_parameters, &
109	ONLY: u_gtrans, v_gtrans
110
111	USE grid_variables, &
112	ONLY: ddx, ddy
113
114	USE indices, &
115	ONLY: nxl, nxlg, nxr, nxrg, nyn, nyng, nys, nysg, nzb, nzt, &
116	wall_flags_0
117
118	USE kinds
119
120
121	IMPLICIT NONE
122
123	INTEGER(iwp) :: i !<
124	INTEGER(iwp) :: j !<
125	INTEGER(iwp) :: k !<
126
127	REAL(wp) :: ukomp !<
128	REAL(wp) :: vkomp !<
129	REAL(wp) :: wkomp !<
130	#if defined( __nopointer )
131	REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: sk !<
132	#else
133	REAL(wp), DIMENSION(:,:,:), POINTER :: sk
134	#endif
135
136
137	DO i = nxl, nxr
138	DO j = nys, nyn
139	DO k = nzb+1, nzt
140	!
141	!-- x-direction
142	ukomp = 0.5_wp * ( u(k,j,i) + u(k,j,i+1) ) - u_gtrans
143	IF ( ukomp > 0.0_wp ) THEN
144	tend(k,j,i) = tend(k,j,i) - ukomp * &
145	( sk(k,j,i) - sk(k,j,i-1) ) * ddx &
146	* MERGE( 1.0_wp, 0.0_wp, &
147	BTEST( wall_flags_0(k,j,i), 0 ) )
148	ELSE
149	tend(k,j,i) = tend(k,j,i) - ukomp * &
150	( sk(k,j,i+1) - sk(k,j,i) ) * ddx &
151	* MERGE( 1.0_wp, 0.0_wp, &
152	BTEST( wall_flags_0(k,j,i), 0 ) )
153	ENDIF
154	!
155	!-- y-direction
156	vkomp = 0.5_wp * ( v(k,j,i) + v(k,j+1,i) ) - v_gtrans
157	IF ( vkomp > 0.0_wp ) THEN
158	tend(k,j,i) = tend(k,j,i) - vkomp * &
159	( sk(k,j,i) - sk(k,j-1,i) ) * ddy &
160	* MERGE( 1.0_wp, 0.0_wp, &
161	BTEST( wall_flags_0(k,j,i), 0 ) )
162	ELSE
163	tend(k,j,i) = tend(k,j,i) - vkomp * &
164	( sk(k,j+1,i) - sk(k,j,i) ) * ddy &
165	* MERGE( 1.0_wp, 0.0_wp, &
166	BTEST( wall_flags_0(k,j,i), 0 ) )
167	ENDIF
168	!
169	!-- z-direction
170	wkomp = 0.5_wp * ( w(k,j,i) + w(k-1,j,i) )
171	IF ( wkomp > 0.0_wp ) THEN
172	tend(k,j,i) = tend(k,j,i) - wkomp * &
173	( sk(k,j,i) - sk(k-1,j,i) ) * ddzu(k) &
174	* MERGE( 1.0_wp, 0.0_wp, &
175	BTEST( wall_flags_0(k,j,i), 0 ) )
176	ELSE
177	tend(k,j,i) = tend(k,j,i) - wkomp * &
178	( sk(k+1,j,i)-sk(k,j,i) ) * ddzu(k+1) &
179	* MERGE( 1.0_wp, 0.0_wp, &
180	BTEST( wall_flags_0(k,j,i), 0 ) )
181	ENDIF
182
183	ENDDO
184	ENDDO
185	ENDDO
186
187	END SUBROUTINE advec_s_up
188
189
190	!------------------------------------------------------------------------------!
191	! Description:
192	! ------------
193	!> Call for grid point i,j
194	!------------------------------------------------------------------------------!
195	SUBROUTINE advec_s_up_ij( i, j, sk )
196
197	USE arrays_3d, &
198	ONLY: ddzu, tend, u, v, w
199
200	USE control_parameters, &
201	ONLY: u_gtrans, v_gtrans
202
203	USE grid_variables, &
204	ONLY: ddx, ddy
205
206	USE indices, &
207	ONLY: nxlg, nxrg, nyng, nysg, nzb, nzt, wall_flags_0
208
209	USE kinds
210
211
212	IMPLICIT NONE
213
214	INTEGER(iwp) :: i !<
215	INTEGER(iwp) :: j !<
216	INTEGER(iwp) :: k !<
217
218	REAL(wp) :: ukomp !<
219	REAL(wp) :: vkomp !<
220	REAL(wp) :: wkomp !<
221
222	#if defined( __nopointer )
223	REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: sk !<
224	#else
225	REAL(wp), DIMENSION(:,:,:), POINTER :: sk
226	#endif
227
228
229	DO k = nzb+1, nzt
230	!
231	!-- x-direction
232	ukomp = 0.5_wp * ( u(k,j,i) + u(k,j,i+1) ) - u_gtrans
233	IF ( ukomp > 0.0_wp ) THEN
234	tend(k,j,i) = tend(k,j,i) - ukomp * &
235	( sk(k,j,i) - sk(k,j,i-1) ) * ddx &
236	* MERGE( 1.0_wp, 0.0_wp, &
237	BTEST( wall_flags_0(k,j,i), 0 ) )
238	ELSE
239	tend(k,j,i) = tend(k,j,i) - ukomp * &
240	( sk(k,j,i+1) - sk(k,j,i) ) * ddx &
241	* MERGE( 1.0_wp, 0.0_wp, &
242	BTEST( wall_flags_0(k,j,i), 0 ) )
243	ENDIF
244	!
245	!-- y-direction
246	vkomp = 0.5_wp * ( v(k,j,i) + v(k,j+1,i) ) - v_gtrans
247	IF ( vkomp > 0.0_wp ) THEN
248	tend(k,j,i) = tend(k,j,i) - vkomp * &
249	( sk(k,j,i) - sk(k,j-1,i) ) * ddy &
250	* MERGE( 1.0_wp, 0.0_wp, &
251	BTEST( wall_flags_0(k,j,i), 0 ) )
252	ELSE
253	tend(k,j,i) = tend(k,j,i) - vkomp * &
254	( sk(k,j+1,i) - sk(k,j,i) ) * ddy &
255	* MERGE( 1.0_wp, 0.0_wp, &
256	BTEST( wall_flags_0(k,j,i), 0 ) )
257	ENDIF
258	!
259	!-- z-direction
260	wkomp = 0.5_wp * ( w(k,j,i) + w(k-1,j,i) )
261	IF ( wkomp > 0.0_wp ) THEN
262	tend(k,j,i) = tend(k,j,i) - wkomp * &
263	( sk(k,j,i) - sk(k-1,j,i) ) * ddzu(k) &
264	* MERGE( 1.0_wp, 0.0_wp, &
265	BTEST( wall_flags_0(k,j,i), 0 ) )
266	ELSE
267	tend(k,j,i) = tend(k,j,i) - wkomp * &
268	( sk(k+1,j,i)-sk(k,j,i) ) * ddzu(k+1) &
269	* MERGE( 1.0_wp, 0.0_wp, &
270	BTEST( wall_flags_0(k,j,i), 0 ) )
271	ENDIF
272
273	ENDDO
274
275	END SUBROUTINE advec_s_up_ij
276
277	END MODULE advec_s_up_mod

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