[1] | 1 | MODULE advec_w_up_mod |
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| 2 | |
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[1036] | 3 | !--------------------------------------------------------------------------------! |
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| 4 | ! This file is part of PALM. |
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| 5 | ! |
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| 6 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
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| 7 | ! of the GNU General Public License as published by the Free Software Foundation, |
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| 8 | ! either version 3 of the License, or (at your option) any later version. |
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| 9 | ! |
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| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 13 | ! |
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| 14 | ! You should have received a copy of the GNU General Public License along with |
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| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 16 | ! |
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| 17 | ! Copyright 1997-2012 Leibniz University Hannover |
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| 18 | !--------------------------------------------------------------------------------! |
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| 19 | ! |
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[484] | 20 | ! Current revisions: |
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[1] | 21 | ! ----------------- |
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| 22 | ! |
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| 23 | ! |
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| 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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[3] | 26 | ! $Id: advec_w_up.f90 1036 2012-10-22 13:43:42Z raasch $ |
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| 27 | ! RCS Log replace by Id keyword, revision history cleaned up |
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| 28 | ! |
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[1] | 29 | ! Revision 1.11 2006/02/23 09:47:23 raasch |
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| 30 | ! *** empty log message *** |
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| 31 | ! |
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| 32 | ! Revision 1.1 1997/08/29 08:56:33 raasch |
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| 33 | ! Initial revision |
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| 34 | ! |
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| 35 | ! |
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| 36 | ! Description: |
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| 37 | ! ------------ |
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| 38 | ! Advection term for the w velocity-component using upstream scheme. |
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| 39 | ! NOTE: vertical advection at k=1 still has wrong grid spacing for w>0 |
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| 40 | ! The same problem occurs for all topography boundaries! |
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| 41 | !------------------------------------------------------------------------------! |
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| 42 | |
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| 43 | PRIVATE |
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| 44 | PUBLIC advec_w_up |
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| 45 | |
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| 46 | INTERFACE advec_w_up |
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| 47 | MODULE PROCEDURE advec_w_up |
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| 48 | MODULE PROCEDURE advec_w_up_ij |
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| 49 | END INTERFACE advec_w_up |
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| 50 | |
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| 51 | CONTAINS |
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| 52 | |
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| 53 | |
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| 54 | !------------------------------------------------------------------------------! |
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| 55 | ! Call for all grid points |
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| 56 | !------------------------------------------------------------------------------! |
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| 57 | SUBROUTINE advec_w_up |
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| 58 | |
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| 59 | USE arrays_3d |
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| 60 | USE control_parameters |
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| 61 | USE grid_variables |
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| 62 | USE indices |
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| 63 | |
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| 64 | IMPLICIT NONE |
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| 65 | |
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| 66 | INTEGER :: i, j, k |
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| 67 | REAL :: ukomp, vkomp |
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| 68 | |
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| 69 | |
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| 70 | DO i = nxl, nxr |
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| 71 | DO j = nys, nyn |
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| 72 | DO k = nzb_w_inner(j,i)+1, nzt-1 |
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| 73 | ! |
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| 74 | !-- x-direction |
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| 75 | ukomp = 0.25 * ( u(k,j,i) + u(k,j,i+1) + & |
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| 76 | u(k+1,j,i) + u(k+1,j,i+1) ) - u_gtrans |
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| 77 | IF ( ukomp > 0.0 ) THEN |
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| 78 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
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| 79 | ( w(k,j,i) - w(k,j,i-1) ) * ddx |
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| 80 | ELSE |
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| 81 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
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| 82 | ( w(k,j,i+1) - w(k,j,i) ) * ddx |
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| 83 | ENDIF |
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| 84 | ! |
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| 85 | !-- y-direction |
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| 86 | vkomp = 0.25 * ( v(k,j,i) + v(k,j+1,i) + & |
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| 87 | v(k+1,j,i) + v(k+1,j+1,i) ) - v_gtrans |
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| 88 | IF ( vkomp > 0.0 ) THEN |
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| 89 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
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| 90 | ( w(k,j,i) - w(k,j-1,i) ) * ddy |
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| 91 | ELSE |
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| 92 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
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| 93 | ( w(k,j+1,i) - w(k,j,i) ) * ddy |
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| 94 | ENDIF |
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| 95 | ! |
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| 96 | !-- z-direction |
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| 97 | IF ( w(k,j,i) > 0.0 ) THEN |
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| 98 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
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| 99 | ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) |
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| 100 | ELSE |
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| 101 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
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| 102 | ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) |
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| 103 | ENDIF |
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| 104 | |
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| 105 | ENDDO |
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| 106 | ENDDO |
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| 107 | ENDDO |
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| 108 | |
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| 109 | END SUBROUTINE advec_w_up |
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| 110 | |
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| 111 | |
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| 112 | !------------------------------------------------------------------------------! |
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| 113 | ! Call for grid point i,j |
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| 114 | !------------------------------------------------------------------------------! |
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| 115 | SUBROUTINE advec_w_up_ij( i, j ) |
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| 116 | |
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| 117 | USE arrays_3d |
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| 118 | USE control_parameters |
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| 119 | USE grid_variables |
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| 120 | USE indices |
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| 121 | |
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| 122 | IMPLICIT NONE |
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| 123 | |
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| 124 | INTEGER :: i, j, k |
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| 125 | REAL :: ukomp, vkomp |
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| 126 | |
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| 127 | |
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| 128 | DO k = nzb_w_inner(j,i)+1, nzt-1 |
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| 129 | ! |
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| 130 | !-- x-direction |
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| 131 | ukomp = 0.25 * ( u(k,j,i) + u(k,j,i+1) + u(k+1,j,i) + u(k+1,j,i+1) & |
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| 132 | ) - u_gtrans |
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| 133 | IF ( ukomp > 0.0 ) THEN |
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| 134 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
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| 135 | ( w(k,j,i) - w(k,j,i-1) ) * ddx |
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| 136 | ELSE |
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| 137 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
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| 138 | ( w(k,j,i+1) - w(k,j,i) ) * ddx |
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| 139 | ENDIF |
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| 140 | ! |
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| 141 | !-- y-direction |
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| 142 | vkomp = 0.25 * ( v(k,j,i) + v(k,j+1,i) + v(k+1,j,i) + v(k+1,j+1,i) & |
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| 143 | ) - v_gtrans |
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| 144 | IF ( vkomp > 0.0 ) THEN |
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| 145 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
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| 146 | ( w(k,j,i) - w(k,j-1,i) ) * ddy |
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| 147 | ELSE |
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| 148 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
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| 149 | ( w(k,j+1,i) - w(k,j,i) ) * ddy |
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| 150 | ENDIF |
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| 151 | ! |
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| 152 | !-- z-direction |
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| 153 | IF ( w(k,j,i) > 0.0 ) THEN |
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| 154 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
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| 155 | ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) |
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| 156 | ELSE |
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| 157 | tend(k,j,i) = tend(k,j,i) - w(k,j,i) * & |
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| 158 | ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) |
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| 159 | ENDIF |
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| 160 | |
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| 161 | ENDDO |
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| 162 | |
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| 163 | END SUBROUTINE advec_w_up_ij |
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| 164 | |
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| 165 | END MODULE advec_w_up_mod |
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