| [1] | 1 | MODULE advec_u_up_mod |
|---|
| 2 | |
|---|
| 3 | !------------------------------------------------------------------------------! |
|---|
| [484] | 4 | ! Current revisions: |
|---|
| [1] | 5 | ! ----------------- |
|---|
| [110] | 6 | ! |
|---|
| [1] | 7 | ! |
|---|
| 8 | ! Former revisions: |
|---|
| 9 | ! ----------------- |
|---|
| [3] | 10 | ! $Id: advec_u_up.f90 484 2010-02-05 07:36:54Z franke $ |
|---|
| [77] | 11 | ! |
|---|
| [110] | 12 | ! 106 2007-08-16 14:30:26Z raasch |
|---|
| 13 | ! i loop is starting from nxlu (needed for non-cyclic boundary conditions) |
|---|
| 14 | ! |
|---|
| [77] | 15 | ! 75 2007-03-22 09:54:05Z raasch |
|---|
| 16 | ! uxrp eliminated |
|---|
| 17 | ! |
|---|
| [3] | 18 | ! RCS Log replace by Id keyword, revision history cleaned up |
|---|
| 19 | ! |
|---|
| [1] | 20 | ! Revision 1.12 2006/02/23 09:45:04 raasch |
|---|
| 21 | ! nzb_2d replaced by nzb_u_inner |
|---|
| 22 | ! |
|---|
| 23 | ! Revision 1.1 1997/08/29 08:55:25 raasch |
|---|
| 24 | ! Initial revision |
|---|
| 25 | ! |
|---|
| 26 | ! |
|---|
| 27 | ! Description: |
|---|
| 28 | ! ------------ |
|---|
| 29 | ! Advection term for the u velocity-component using upstream scheme. |
|---|
| 30 | ! NOTE: vertical advection at k=1 still has wrong grid spacing for w>0! |
|---|
| 31 | ! The same problem occurs for all topography boundaries! |
|---|
| 32 | !------------------------------------------------------------------------------! |
|---|
| 33 | |
|---|
| 34 | PRIVATE |
|---|
| 35 | PUBLIC advec_u_up |
|---|
| 36 | |
|---|
| 37 | INTERFACE advec_u_up |
|---|
| 38 | MODULE PROCEDURE advec_u_up |
|---|
| 39 | MODULE PROCEDURE advec_u_up_ij |
|---|
| 40 | END INTERFACE advec_u_up |
|---|
| 41 | |
|---|
| 42 | CONTAINS |
|---|
| 43 | |
|---|
| 44 | |
|---|
| 45 | !------------------------------------------------------------------------------! |
|---|
| 46 | ! Call for all grid points |
|---|
| 47 | !------------------------------------------------------------------------------! |
|---|
| 48 | SUBROUTINE advec_u_up |
|---|
| 49 | |
|---|
| 50 | USE arrays_3d |
|---|
| 51 | USE control_parameters |
|---|
| 52 | USE grid_variables |
|---|
| 53 | USE indices |
|---|
| 54 | |
|---|
| 55 | IMPLICIT NONE |
|---|
| 56 | |
|---|
| 57 | INTEGER :: i, j, k |
|---|
| 58 | |
|---|
| 59 | REAL :: ukomp, vkomp, wkomp |
|---|
| 60 | |
|---|
| 61 | |
|---|
| [106] | 62 | DO i = nxlu, nxr |
|---|
| [1] | 63 | DO j = nys, nyn |
|---|
| 64 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 65 | ! |
|---|
| 66 | !-- x-direction |
|---|
| 67 | ukomp = u(k,j,i) - u_gtrans |
|---|
| 68 | IF ( ukomp > 0.0 ) THEN |
|---|
| 69 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
|---|
| 70 | ( u(k,j,i) - u(k,j,i-1) ) * ddx |
|---|
| 71 | ELSE |
|---|
| 72 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
|---|
| 73 | ( u(k,j,i+1) - u(k,j,i) ) * ddx |
|---|
| 74 | ENDIF |
|---|
| 75 | ! |
|---|
| 76 | !-- y-direction |
|---|
| 77 | vkomp = 0.25 * ( v(k,j,i) + v(k,j+1,i) + & |
|---|
| 78 | v(k,j,i-1) + v(k,j+1,i-1) ) - v_gtrans |
|---|
| 79 | IF ( vkomp > 0.0 ) THEN |
|---|
| 80 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
|---|
| 81 | ( u(k,j,i) - u(k,j-1,i) ) * ddy |
|---|
| 82 | ELSE |
|---|
| 83 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
|---|
| 84 | ( u(k,j+1,i) - u(k,j,i) ) * ddy |
|---|
| 85 | ENDIF |
|---|
| 86 | ! |
|---|
| 87 | !-- z-direction |
|---|
| 88 | wkomp = 0.25 * ( w(k,j,i) + w(k-1,j,i) + & |
|---|
| 89 | w(k,j,i-1) + w(k-1,j,i-1) ) |
|---|
| 90 | IF ( wkomp > 0.0 ) THEN |
|---|
| 91 | tend(k,j,i) = tend(k,j,i) - wkomp * & |
|---|
| 92 | ( u(k,j,i) - u(k-1,j,i) ) * ddzu(k) |
|---|
| 93 | ELSE |
|---|
| 94 | tend(k,j,i) = tend(k,j,i) - wkomp * & |
|---|
| 95 | ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) |
|---|
| 96 | ENDIF |
|---|
| 97 | |
|---|
| 98 | ENDDO |
|---|
| 99 | ENDDO |
|---|
| 100 | ENDDO |
|---|
| 101 | |
|---|
| 102 | END SUBROUTINE advec_u_up |
|---|
| 103 | |
|---|
| 104 | |
|---|
| 105 | !------------------------------------------------------------------------------! |
|---|
| 106 | ! Call for grid point i,j |
|---|
| 107 | !------------------------------------------------------------------------------! |
|---|
| 108 | SUBROUTINE advec_u_up_ij( i, j ) |
|---|
| 109 | |
|---|
| 110 | USE arrays_3d |
|---|
| 111 | USE control_parameters |
|---|
| 112 | USE grid_variables |
|---|
| 113 | USE indices |
|---|
| 114 | |
|---|
| 115 | IMPLICIT NONE |
|---|
| 116 | |
|---|
| 117 | INTEGER :: i, j, k |
|---|
| 118 | |
|---|
| 119 | REAL :: ukomp, vkomp, wkomp |
|---|
| 120 | |
|---|
| 121 | |
|---|
| 122 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 123 | ! |
|---|
| 124 | !-- x-direction |
|---|
| 125 | ukomp = u(k,j,i) - u_gtrans |
|---|
| 126 | IF ( ukomp > 0.0 ) THEN |
|---|
| 127 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
|---|
| 128 | ( u(k,j,i) - u(k,j,i-1) ) * ddx |
|---|
| 129 | ELSE |
|---|
| 130 | tend(k,j,i) = tend(k,j,i) - ukomp * & |
|---|
| 131 | ( u(k,j,i+1) - u(k,j,i) ) * ddx |
|---|
| 132 | ENDIF |
|---|
| 133 | ! |
|---|
| 134 | !-- y-direction |
|---|
| 135 | vkomp = 0.25 * ( v(k,j,i) + v(k,j+1,i) + v(k,j,i-1) + v(k,j+1,i-1) & |
|---|
| 136 | ) - v_gtrans |
|---|
| 137 | IF ( vkomp > 0.0 ) THEN |
|---|
| 138 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
|---|
| 139 | ( u(k,j,i) - u(k,j-1,i) ) * ddy |
|---|
| 140 | ELSE |
|---|
| 141 | tend(k,j,i) = tend(k,j,i) - vkomp * & |
|---|
| 142 | ( u(k,j+1,i) - u(k,j,i) ) * ddy |
|---|
| 143 | ENDIF |
|---|
| 144 | ! |
|---|
| 145 | !-- z-direction |
|---|
| 146 | wkomp = 0.25 * ( w(k,j,i) + w(k-1,j,i) + w(k,j,i-1) + w(k-1,j,i-1) ) |
|---|
| 147 | IF ( wkomp > 0.0 ) THEN |
|---|
| 148 | tend(k,j,i) = tend(k,j,i) - wkomp * & |
|---|
| 149 | ( u(k,j,i) - u(k-1,j,i) ) * ddzu(k) |
|---|
| 150 | ELSE |
|---|
| 151 | tend(k,j,i) = tend(k,j,i) - wkomp * & |
|---|
| 152 | ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) |
|---|
| 153 | ENDIF |
|---|
| 154 | |
|---|
| 155 | ENDDO |
|---|
| 156 | |
|---|
| 157 | END SUBROUTINE advec_u_up_ij |
|---|
| 158 | |
|---|
| 159 | END MODULE advec_u_up_mod |
|---|
