[1873] | 1 | !> @file advec_w_up.f90 |
---|
[2000] | 2 | !------------------------------------------------------------------------------! |
---|
[2696] | 3 | ! This file is part of the PALM model system. |
---|
[1036] | 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. |
---|
[1036] | 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 | !------------------------------------------------------------------------------! |
---|
[1036] | 19 | ! |
---|
[484] | 20 | ! Current revisions: |
---|
[1] | 21 | ! ----------------- |
---|
[1354] | 22 | ! |
---|
[2233] | 23 | ! |
---|
[1321] | 24 | ! Former revisions: |
---|
| 25 | ! ----------------- |
---|
| 26 | ! $Id: advec_w_up.f90 4180 2019-08-21 14:37:54Z raasch $ |
---|
[3547] | 27 | ! variables documented |
---|
| 28 | ! |
---|
[1321] | 29 | ! |
---|
[1] | 30 | ! Description: |
---|
| 31 | ! ------------ |
---|
[1682] | 32 | !> Advection term for the w velocity-component using upstream scheme. |
---|
| 33 | !> NOTE: vertical advection at k=1 still has wrong grid spacing for w>0 |
---|
| 34 | !> The same problem occurs for all topography boundaries! |
---|
[1] | 35 | !------------------------------------------------------------------------------! |
---|
[1682] | 36 | MODULE advec_w_up_mod |
---|
| 37 | |
---|
[1] | 38 | |
---|
| 39 | PRIVATE |
---|
| 40 | PUBLIC advec_w_up |
---|
| 41 | |
---|
| 42 | INTERFACE advec_w_up |
---|
| 43 | MODULE PROCEDURE advec_w_up |
---|
| 44 | MODULE PROCEDURE advec_w_up_ij |
---|
| 45 | END INTERFACE advec_w_up |
---|
| 46 | |
---|
| 47 | CONTAINS |
---|
| 48 | |
---|
| 49 | |
---|
| 50 | !------------------------------------------------------------------------------! |
---|
[1682] | 51 | ! Description: |
---|
| 52 | ! ------------ |
---|
| 53 | !> Call for all grid points |
---|
[1] | 54 | !------------------------------------------------------------------------------! |
---|
| 55 | SUBROUTINE advec_w_up |
---|
| 56 | |
---|
[1320] | 57 | USE arrays_3d, & |
---|
| 58 | ONLY: ddzw, tend, u, v, w |
---|
[1] | 59 | |
---|
[1320] | 60 | USE control_parameters, & |
---|
| 61 | ONLY: u_gtrans, v_gtrans |
---|
| 62 | |
---|
| 63 | USE grid_variables, & |
---|
| 64 | ONLY: ddx, ddy |
---|
| 65 | |
---|
| 66 | USE indices, & |
---|
[3538] | 67 | ONLY: nxl, nxr, nyn, nys, nzb, nzt |
---|
[1320] | 68 | |
---|
| 69 | USE kinds |
---|
| 70 | |
---|
| 71 | |
---|
[1] | 72 | IMPLICIT NONE |
---|
| 73 | |
---|
[3547] | 74 | INTEGER(iwp) :: i !< grid index along x-direction |
---|
| 75 | INTEGER(iwp) :: j !< grid index along y-direction |
---|
| 76 | INTEGER(iwp) :: k !< grid index along z-direction |
---|
[1] | 77 | |
---|
[3547] | 78 | REAL(wp) :: ukomp !< advection velocity along x-direction |
---|
| 79 | REAL(wp) :: vkomp !< advection velocity along y-direction |
---|
[1] | 80 | |
---|
[1320] | 81 | |
---|
[1] | 82 | DO i = nxl, nxr |
---|
| 83 | DO j = nys, nyn |
---|
[2232] | 84 | DO k = nzb+1, nzt-1 |
---|
[1] | 85 | ! |
---|
| 86 | !-- x-direction |
---|
[1353] | 87 | ukomp = 0.25_wp * ( u(k,j,i) + u(k,j,i+1) + & |
---|
[1] | 88 | u(k+1,j,i) + u(k+1,j,i+1) ) - u_gtrans |
---|
[1353] | 89 | IF ( ukomp > 0.0_wp ) THEN |
---|
[1320] | 90 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
---|
[3538] | 91 | ( w(k,j,i) - w(k,j,i-1) ) * ddx |
---|
[1] | 92 | ELSE |
---|
[1320] | 93 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
---|
[3538] | 94 | ( w(k,j,i+1) - w(k,j,i) ) * ddx |
---|
[1] | 95 | ENDIF |
---|
| 96 | ! |
---|
| 97 | !-- y-direction |
---|
[1353] | 98 | vkomp = 0.25_wp * ( v(k,j,i) + v(k,j+1,i) + & |
---|
[1] | 99 | v(k+1,j,i) + v(k+1,j+1,i) ) - v_gtrans |
---|
[1353] | 100 | IF ( vkomp > 0.0_wp ) THEN |
---|
[1320] | 101 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
---|
[3538] | 102 | ( w(k,j,i) - w(k,j-1,i) ) * ddy |
---|
[1] | 103 | ELSE |
---|
[1320] | 104 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
---|
[3538] | 105 | ( w(k,j+1,i) - w(k,j,i) ) * ddy |
---|
[1] | 106 | ENDIF |
---|
| 107 | ! |
---|
| 108 | !-- z-direction |
---|
[1353] | 109 | IF ( w(k,j,i) > 0.0_wp ) THEN |
---|
[1320] | 110 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
---|
[3538] | 111 | ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) |
---|
[1] | 112 | ELSE |
---|
[1320] | 113 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
---|
[3538] | 114 | ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) |
---|
[1] | 115 | ENDIF |
---|
| 116 | |
---|
| 117 | ENDDO |
---|
| 118 | ENDDO |
---|
| 119 | ENDDO |
---|
| 120 | |
---|
| 121 | END SUBROUTINE advec_w_up |
---|
| 122 | |
---|
| 123 | |
---|
| 124 | !------------------------------------------------------------------------------! |
---|
[1682] | 125 | ! Description: |
---|
| 126 | ! ------------ |
---|
| 127 | !> Call for grid point i,j |
---|
[1] | 128 | !------------------------------------------------------------------------------! |
---|
| 129 | SUBROUTINE advec_w_up_ij( i, j ) |
---|
| 130 | |
---|
[1320] | 131 | USE arrays_3d, & |
---|
| 132 | ONLY: ddzw, tend, u, v, w |
---|
[1] | 133 | |
---|
[1320] | 134 | USE control_parameters, & |
---|
| 135 | ONLY: u_gtrans, v_gtrans |
---|
| 136 | |
---|
| 137 | USE grid_variables, & |
---|
| 138 | ONLY: ddx, ddy |
---|
| 139 | |
---|
| 140 | USE indices, & |
---|
[3538] | 141 | ONLY: nzb, nzt |
---|
[1320] | 142 | |
---|
| 143 | USE kinds |
---|
| 144 | |
---|
| 145 | |
---|
[1] | 146 | IMPLICIT NONE |
---|
| 147 | |
---|
[3547] | 148 | INTEGER(iwp) :: i !< grid index along x-direction |
---|
| 149 | INTEGER(iwp) :: j !< grid index along y-direction |
---|
| 150 | INTEGER(iwp) :: k !< grid index along z-direction |
---|
[1] | 151 | |
---|
[3547] | 152 | REAL(wp) :: ukomp !< advection velocity along x-direction |
---|
| 153 | REAL(wp) :: vkomp !< advection velocity along y-direction |
---|
[1] | 154 | |
---|
[1320] | 155 | |
---|
[2232] | 156 | DO k = nzb+1, nzt-1 |
---|
[1] | 157 | ! |
---|
| 158 | !-- x-direction |
---|
[1353] | 159 | ukomp = 0.25_wp * ( u(k,j,i) + u(k,j,i+1) + u(k+1,j,i) + u(k+1,j,i+1) & |
---|
[1] | 160 | ) - u_gtrans |
---|
[1353] | 161 | IF ( ukomp > 0.0_wp ) THEN |
---|
[1320] | 162 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
---|
[3538] | 163 | ( w(k,j,i) - w(k,j,i-1) ) * ddx |
---|
[1] | 164 | ELSE |
---|
[1320] | 165 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
---|
[3538] | 166 | ( w(k,j,i+1) - w(k,j,i) ) * ddx |
---|
[1] | 167 | ENDIF |
---|
| 168 | ! |
---|
| 169 | !-- y-direction |
---|
[1353] | 170 | vkomp = 0.25_wp * ( v(k,j,i) + v(k,j+1,i) + v(k+1,j,i) + v(k+1,j+1,i) & |
---|
[1] | 171 | ) - v_gtrans |
---|
[1353] | 172 | IF ( vkomp > 0.0_wp ) THEN |
---|
[1320] | 173 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
---|
[3538] | 174 | ( w(k,j,i) - w(k,j-1,i) ) * ddy |
---|
[1] | 175 | ELSE |
---|
[1320] | 176 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
---|
[3538] | 177 | ( w(k,j+1,i) - w(k,j,i) ) * ddy |
---|
[1] | 178 | ENDIF |
---|
| 179 | ! |
---|
| 180 | !-- z-direction |
---|
[1353] | 181 | IF ( w(k,j,i) > 0.0_wp ) THEN |
---|
[1320] | 182 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
---|
[3538] | 183 | ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) |
---|
[1] | 184 | ELSE |
---|
[1320] | 185 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
---|
[3538] | 186 | ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) |
---|
[1] | 187 | ENDIF |
---|
| 188 | |
---|
| 189 | ENDDO |
---|
| 190 | |
---|
| 191 | END SUBROUTINE advec_w_up_ij |
---|
| 192 | |
---|
| 193 | END MODULE advec_w_up_mod |
---|