| 1 | MODULE coriolis_mod |
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| 2 | |
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| 3 | !------------------------------------------------------------------------------! |
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| 4 | ! Actual revisions: |
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| 5 | ! ----------------- |
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| 6 | ! |
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| 7 | ! |
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| 8 | ! Former revisions: |
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| 9 | ! ----------------- |
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| 10 | ! $Id: coriolis.f90 4 2007-02-13 11:33:16Z raasch $ |
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| 11 | ! RCS Log replace by Id keyword, revision history cleaned up |
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| 12 | ! |
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| 13 | ! Revision 1.12 2006/02/23 10:08:57 raasch |
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| 14 | ! nzb_2d replaced by nzb_u/v/w_inner |
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| 15 | ! |
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| 16 | ! Revision 1.1 1997/08/29 08:57:38 raasch |
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| 17 | ! Initial revision |
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| 18 | ! |
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| 19 | ! |
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| 20 | ! Description: |
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| 21 | ! ------------ |
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| 22 | ! Computation of all Coriolis terms in the equations of motion. |
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| 23 | !------------------------------------------------------------------------------! |
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| 24 | |
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| 25 | PRIVATE |
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| 26 | PUBLIC coriolis |
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| 27 | |
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| 28 | INTERFACE coriolis |
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| 29 | MODULE PROCEDURE coriolis |
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| 30 | MODULE PROCEDURE coriolis_ij |
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| 31 | END INTERFACE coriolis |
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| 32 | |
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| 33 | CONTAINS |
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| 34 | |
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| 35 | |
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| 36 | !------------------------------------------------------------------------------! |
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| 37 | ! Call for all grid points |
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| 38 | !------------------------------------------------------------------------------! |
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| 39 | SUBROUTINE coriolis( component ) |
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| 40 | |
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| 41 | USE arrays_3d |
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| 42 | USE control_parameters |
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| 43 | USE indices |
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| 44 | USE pegrid |
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| 45 | |
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| 46 | IMPLICIT NONE |
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| 47 | |
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| 48 | INTEGER :: component, i, j, k |
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| 49 | |
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| 50 | |
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| 51 | ! |
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| 52 | !-- Compute Coriolis terms for the three velocity components |
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| 53 | SELECT CASE ( component ) |
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| 54 | |
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| 55 | ! |
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| 56 | !-- u-component |
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| 57 | CASE ( 1 ) |
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| 58 | DO i = nxl, nxr+uxrp |
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| 59 | DO j = nys, nyn |
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| 60 | DO k = nzb_u_inner(j,i)+1, nzt |
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| 61 | tend(k,j,i) = tend(k,j,i) + f * ( 0.25 * & |
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| 62 | ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & |
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| 63 | v(k,j+1,i) ) - vg(k) ) & |
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| 64 | - fs * ( 0.25 * & |
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| 65 | ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) + & |
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| 66 | w(k,j,i) ) & |
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| 67 | ) |
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| 68 | ENDDO |
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| 69 | ENDDO |
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| 70 | ENDDO |
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| 71 | |
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| 72 | ! |
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| 73 | !-- v-component |
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| 74 | CASE ( 2 ) |
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| 75 | DO i = nxl, nxr |
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| 76 | DO j = nys, nyn+vynp |
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| 77 | DO k = nzb_v_inner(j,i)+1, nzt |
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| 78 | tend(k,j,i) = tend(k,j,i) - f * ( 0.25 * & |
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| 79 | ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & |
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| 80 | u(k,j,i+1) ) - ug(k) ) |
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| 81 | ENDDO |
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| 82 | ENDDO |
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| 83 | ENDDO |
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| 84 | |
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| 85 | ! |
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| 86 | !-- w-component |
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| 87 | CASE ( 3 ) |
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| 88 | DO i = nxl, nxr |
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| 89 | DO j = nys, nyn |
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| 90 | DO k = nzb_w_inner(j,i)+1, nzt |
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| 91 | tend(k,j,i) = tend(k,j,i) + fs * 0.25 * & |
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| 92 | ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & |
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| 93 | u(k+1,j,i+1) ) |
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| 94 | ENDDO |
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| 95 | ENDDO |
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| 96 | ENDDO |
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| 97 | |
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| 98 | CASE DEFAULT |
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| 99 | |
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| 100 | IF ( myid == 0 ) PRINT*,'+++ coriolis: wrong component: ', & |
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| 101 | component |
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| 102 | CALL local_stop |
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| 103 | |
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| 104 | END SELECT |
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| 105 | |
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| 106 | END SUBROUTINE coriolis |
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| 107 | |
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| 108 | |
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| 109 | !------------------------------------------------------------------------------! |
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| 110 | ! Call for grid point i,j |
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| 111 | !------------------------------------------------------------------------------! |
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| 112 | SUBROUTINE coriolis_ij( i, j, component ) |
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| 113 | |
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| 114 | USE arrays_3d |
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| 115 | USE control_parameters |
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| 116 | USE indices |
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| 117 | USE pegrid |
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| 118 | |
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| 119 | IMPLICIT NONE |
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| 120 | |
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| 121 | INTEGER :: component, i, j, k |
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| 122 | |
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| 123 | ! |
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| 124 | !-- Compute Coriolis terms for the three velocity components |
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| 125 | SELECT CASE ( component ) |
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| 126 | |
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| 127 | ! |
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| 128 | !-- u-component |
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| 129 | CASE ( 1 ) |
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| 130 | DO k = nzb_u_inner(j,i)+1, nzt |
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| 131 | tend(k,j,i) = tend(k,j,i) + f * ( 0.25 * & |
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| 132 | ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & |
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| 133 | v(k,j+1,i) ) - vg(k) ) & |
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| 134 | - fs * ( 0.25 * & |
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| 135 | ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) + & |
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| 136 | w(k,j,i) ) & |
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| 137 | ) |
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| 138 | ENDDO |
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| 139 | |
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| 140 | ! |
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| 141 | !-- v-component |
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| 142 | CASE ( 2 ) |
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| 143 | DO k = nzb_v_inner(j,i)+1, nzt |
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| 144 | tend(k,j,i) = tend(k,j,i) - f * ( 0.25 * & |
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| 145 | ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & |
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| 146 | u(k,j,i+1) ) - ug(k) ) |
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| 147 | ENDDO |
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| 148 | |
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| 149 | ! |
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| 150 | !-- w-component |
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| 151 | CASE ( 3 ) |
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| 152 | DO k = nzb_w_inner(j,i)+1, nzt |
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| 153 | tend(k,j,i) = tend(k,j,i) + fs * 0.25 * & |
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| 154 | ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & |
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| 155 | u(k+1,j,i+1) ) |
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| 156 | ENDDO |
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| 157 | |
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| 158 | CASE DEFAULT |
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| 159 | |
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| 160 | IF ( myid == 0 ) PRINT*,'+++ coriolis: wrong component: ', & |
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| 161 | component |
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| 162 | CALL local_stop |
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| 163 | |
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| 164 | END SELECT |
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| 165 | |
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| 166 | END SUBROUTINE coriolis_ij |
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| 167 | |
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| 168 | END MODULE coriolis_mod |
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