1 | MODULE impact_of_latent_heat_mod |
---|
2 | |
---|
3 | !--------------------------------------------------------------------------------! |
---|
4 | ! This file is part of PALM. |
---|
5 | ! |
---|
6 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
---|
7 | ! of the GNU General Public License as published by the Free Software Foundation, |
---|
8 | ! either version 3 of the License, or (at your option) any later 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 1997-2012 Leibniz University Hannover |
---|
18 | !--------------------------------------------------------------------------------! |
---|
19 | ! |
---|
20 | ! Current revisions: |
---|
21 | ! ----------------- |
---|
22 | ! |
---|
23 | ! |
---|
24 | ! Former revisions: |
---|
25 | ! ----------------- |
---|
26 | ! $Id: impact_of_latent_heat.f90 1037 2012-10-22 14:10:22Z raasch $ |
---|
27 | ! |
---|
28 | ! 1036 2012-10-22 13:43:42Z raasch |
---|
29 | ! code put under GPL (PALM 3.9) |
---|
30 | ! |
---|
31 | ! 72 2007-03-19 08:20:46Z |
---|
32 | ! precipitation_rate renamed dqdt_precip |
---|
33 | ! |
---|
34 | ! 19 2007-02-23 04:53:48Z raasch |
---|
35 | ! Calculation extended for gridpoint nzt |
---|
36 | ! |
---|
37 | ! RCS Log replace by Id keyword, revision history cleaned up |
---|
38 | ! |
---|
39 | ! Revision 1.5 2004/01/30 10:25:59 raasch |
---|
40 | ! Scalar lower k index nzb replaced by 2d-array nzb_2d |
---|
41 | ! |
---|
42 | ! Revision 1.1 2000/04/13 14:48:40 schroeter |
---|
43 | ! Initial revision |
---|
44 | ! |
---|
45 | ! |
---|
46 | ! Description: |
---|
47 | ! ------------ |
---|
48 | ! Calculate the impact of latent heat due to precipitation |
---|
49 | ! (simplified Kessler scheme) |
---|
50 | !------------------------------------------------------------------------------! |
---|
51 | |
---|
52 | PRIVATE |
---|
53 | PUBLIC impact_of_latent_heat |
---|
54 | |
---|
55 | INTERFACE impact_of_latent_heat |
---|
56 | MODULE PROCEDURE impact_of_latent_heat |
---|
57 | MODULE PROCEDURE impact_of_latent_heat_ij |
---|
58 | END INTERFACE impact_of_latent_heat |
---|
59 | |
---|
60 | CONTAINS |
---|
61 | |
---|
62 | |
---|
63 | !------------------------------------------------------------------------------! |
---|
64 | ! Call for all grid points |
---|
65 | !------------------------------------------------------------------------------! |
---|
66 | SUBROUTINE impact_of_latent_heat |
---|
67 | |
---|
68 | USE arrays_3d |
---|
69 | USE cloud_parameters |
---|
70 | USE constants |
---|
71 | USE indices |
---|
72 | |
---|
73 | IMPLICIT NONE |
---|
74 | |
---|
75 | INTEGER :: i, j, k |
---|
76 | REAL :: dqdt_precip |
---|
77 | |
---|
78 | |
---|
79 | DO i = nxl, nxr |
---|
80 | DO j = nys, nyn |
---|
81 | DO k = nzb_2d(j,i)+1, nzt |
---|
82 | |
---|
83 | IF ( ql(k,j,i) > ql_crit ) THEN |
---|
84 | dqdt_precip = prec_time_const * ( ql(k,j,i) - ql_crit ) |
---|
85 | ELSE |
---|
86 | dqdt_precip = 0.0 |
---|
87 | ENDIF |
---|
88 | tend(k,j,i) = tend(k,j,i) + dqdt_precip * l_d_cp * pt_d_t(k) |
---|
89 | |
---|
90 | ENDDO |
---|
91 | ENDDO |
---|
92 | ENDDO |
---|
93 | |
---|
94 | END SUBROUTINE impact_of_latent_heat |
---|
95 | |
---|
96 | |
---|
97 | !------------------------------------------------------------------------------! |
---|
98 | ! Call for grid point i,j |
---|
99 | !------------------------------------------------------------------------------! |
---|
100 | SUBROUTINE impact_of_latent_heat_ij( i, j ) |
---|
101 | |
---|
102 | USE arrays_3d |
---|
103 | USE cloud_parameters |
---|
104 | USE constants |
---|
105 | USE indices |
---|
106 | |
---|
107 | IMPLICIT NONE |
---|
108 | |
---|
109 | INTEGER :: i, j, k |
---|
110 | REAL :: dqdt_precip |
---|
111 | |
---|
112 | |
---|
113 | DO k = nzb_2d(j,i)+1, nzt |
---|
114 | |
---|
115 | IF ( ql(k,j,i) > ql_crit ) THEN |
---|
116 | dqdt_precip = prec_time_const * ( ql(k,j,i) - ql_crit ) |
---|
117 | ELSE |
---|
118 | dqdt_precip = 0.0 |
---|
119 | ENDIF |
---|
120 | tend(k,j,i) = tend(k,j,i) + dqdt_precip * l_d_cp * pt_d_t(k) |
---|
121 | |
---|
122 | ENDDO |
---|
123 | |
---|
124 | END SUBROUTINE impact_of_latent_heat_ij |
---|
125 | |
---|
126 | END MODULE impact_of_latent_heat_mod |
---|