| 1 | MODULE plant_canopy_model_mod |
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| 2 | |
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| 3 | !------------------------------------------------------------------------------! |
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| 4 | ! Current revisions: |
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| 5 | ! ----------------- |
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| 6 | ! Output of messages replaced by message handling routine. |
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| 7 | ! |
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| 8 | ! |
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| 9 | ! Bugfix: remove IF statement in plant_canopy_model_ij |
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| 10 | ! |
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| 11 | ! Former revisions: |
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| 12 | ! ----------------- |
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| 13 | ! $Id: plant_canopy_model.f90 257 2009-03-11 15:17:42Z maronga $ |
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| 14 | ! |
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| 15 | ! 153 2008-03-19 09:41:30Z steinfeld |
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| 16 | ! heat sources within the forest canopy are added, which represent the |
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| 17 | ! rate of heat input into the air from the forest leaves, evaluation of sinks |
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| 18 | ! and sources for scalar concentration due to canopy elements |
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| 19 | ! |
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| 20 | ! 138 2007-11-28 10:03:58Z letzel |
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| 21 | ! Initial revision |
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| 22 | ! |
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| 23 | ! Description: |
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| 24 | ! ------------ |
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| 25 | ! Evaluation of sinks and sources of momentum, heat and scalar concentration |
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| 26 | ! due to canopy elements |
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| 27 | !------------------------------------------------------------------------------! |
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| 28 | |
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| 29 | PRIVATE |
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| 30 | PUBLIC plant_canopy_model |
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| 31 | |
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| 32 | INTERFACE plant_canopy_model |
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| 33 | MODULE PROCEDURE plant_canopy_model |
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| 34 | MODULE PROCEDURE plant_canopy_model_ij |
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| 35 | END INTERFACE plant_canopy_model |
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| 36 | |
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| 37 | CONTAINS |
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| 38 | |
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| 39 | |
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| 40 | !------------------------------------------------------------------------------! |
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| 41 | ! Call for all grid points |
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| 42 | !------------------------------------------------------------------------------! |
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| 43 | SUBROUTINE plant_canopy_model( component ) |
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| 44 | |
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| 45 | USE arrays_3d |
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| 46 | USE control_parameters |
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| 47 | USE indices |
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| 48 | USE pegrid |
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| 49 | |
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| 50 | IMPLICIT NONE |
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| 51 | |
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| 52 | INTEGER :: component, i, j, k |
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| 53 | |
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| 54 | ! |
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| 55 | !-- Compute drag for the three velocity components and the SGS-TKE |
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| 56 | SELECT CASE ( component ) |
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| 57 | |
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| 58 | ! |
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| 59 | !-- u-component |
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| 60 | CASE ( 1 ) |
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| 61 | DO i = nxlu, nxr |
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| 62 | DO j = nys, nyn |
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| 63 | DO k = nzb_u_inner(j,i)+1, pch_index |
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| 64 | tend(k,j,i) = tend(k,j,i) - & |
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| 65 | cdc(k,j,i) * lad_u(k,j,i) * & |
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| 66 | SQRT( u(k,j,i)**2 + & |
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| 67 | ( ( v(k,j,i-1) + & |
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| 68 | v(k,j,i) + & |
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| 69 | v(k,j+1,i) + & |
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| 70 | v(k,j+1,i-1) ) & |
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| 71 | / 4.0 )**2 + & |
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| 72 | ( ( w(k-1,j,i-1) + & |
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| 73 | w(k-1,j,i) + & |
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| 74 | w(k,j,i-1) + & |
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| 75 | w(k,j,i) ) & |
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| 76 | / 4.0 )**2 ) * & |
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| 77 | u(k,j,i) |
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| 78 | ENDDO |
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| 79 | ENDDO |
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| 80 | ENDDO |
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| 81 | |
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| 82 | ! |
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| 83 | !-- v-component |
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| 84 | CASE ( 2 ) |
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| 85 | DO i = nxl, nxr |
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| 86 | DO j = nysv, nyn |
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| 87 | DO k = nzb_v_inner(j,i)+1, pch_index |
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| 88 | tend(k,j,i) = tend(k,j,i) - & |
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| 89 | cdc(k,j,i) * lad_v(k,j,i) * & |
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| 90 | SQRT( ( ( u(k,j-1,i) + & |
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| 91 | u(k,j-1,i+1) + & |
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| 92 | u(k,j,i) + & |
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| 93 | u(k,j,i+1) ) & |
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| 94 | / 4.0 )**2 + & |
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| 95 | v(k,j,i)**2 + & |
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| 96 | ( ( w(k-1,j-1,i) + & |
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| 97 | w(k-1,j,i) + & |
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| 98 | w(k,j-1,i) + & |
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| 99 | w(k,j,i) ) & |
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| 100 | / 4.0 )**2 ) * & |
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| 101 | v(k,j,i) |
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| 102 | ENDDO |
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| 103 | ENDDO |
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| 104 | ENDDO |
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| 105 | |
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| 106 | ! |
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| 107 | !-- w-component |
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| 108 | CASE ( 3 ) |
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| 109 | DO i = nxl, nxr |
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| 110 | DO j = nys, nyn |
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| 111 | DO k = nzb_w_inner(j,i)+1, pch_index |
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| 112 | tend(k,j,i) = tend(k,j,i) - & |
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| 113 | cdc(k,j,i) * lad_w(k,j,i) * & |
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| 114 | SQRT( ( ( u(k,j,i) + & |
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| 115 | u(k,j,i+1) + & |
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| 116 | u(k+1,j,i) + & |
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| 117 | u(k+1,j,i+1) ) & |
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| 118 | / 4.0 )**2 + & |
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| 119 | ( ( v(k,j,i) + & |
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| 120 | v(k,j+1,i) + & |
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| 121 | v(k+1,j,i) + & |
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| 122 | v(k+1,j+1,i) ) & |
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| 123 | / 4.0 )**2 + & |
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| 124 | w(k,j,i)**2 ) * & |
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| 125 | w(k,j,i) |
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| 126 | ENDDO |
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| 127 | ENDDO |
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| 128 | ENDDO |
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| 129 | |
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| 130 | ! |
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| 131 | !-- potential temperature |
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| 132 | CASE ( 4 ) |
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| 133 | DO i = nxl, nxr |
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| 134 | DO j = nys, nyn |
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| 135 | DO k = nzb_s_inner(j,i)+1, pch_index |
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| 136 | tend(k,j,i) = tend(k,j,i) + & |
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| 137 | ( canopy_heat_flux(k,j,i) - & |
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| 138 | canopy_heat_flux(k-1,j,i) ) / & |
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| 139 | dzw(k) |
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| 140 | ENDDO |
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| 141 | ENDDO |
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| 142 | ENDDO |
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| 143 | |
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| 144 | ! |
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| 145 | !-- scalar concentration |
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| 146 | CASE ( 5 ) |
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| 147 | DO i = nxl, nxr |
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| 148 | DO j = nys, nyn |
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| 149 | DO k = nzb_s_inner(j,i)+1, pch_index |
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| 150 | tend(k,j,i) = tend(k,j,i) - & |
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| 151 | sec(k,j,i) * lad_s(k,j,i) * & |
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| 152 | SQRT( ( ( u(k,j,i) + & |
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| 153 | u(k,j,i+1) ) & |
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| 154 | / 2.0 )**2 + & |
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| 155 | ( ( v(k,j,i) + & |
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| 156 | v(k,j+1,i) ) & |
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| 157 | / 2.0 )**2 + & |
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| 158 | ( ( w(k-1,j,i) + & |
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| 159 | w(k,j,i) ) & |
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| 160 | / 2.0 )**2 ) * & |
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| 161 | ( q(k,j,i) - sls(k,j,i) ) |
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| 162 | ENDDO |
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| 163 | ENDDO |
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| 164 | ENDDO |
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| 165 | |
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| 166 | ! |
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| 167 | !-- sgs-tke |
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| 168 | CASE ( 6 ) |
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| 169 | DO i = nxl, nxr |
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| 170 | DO j = nys, nyn |
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| 171 | DO k = nzb_s_inner(j,i)+1, pch_index |
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| 172 | tend(k,j,i) = tend(k,j,i) - & |
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| 173 | 2.0 * cdc(k,j,i) * lad_s(k,j,i) * & |
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| 174 | SQRT( ( ( u(k,j,i) + & |
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| 175 | u(k,j,i+1) ) & |
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| 176 | / 2.0 )**2 + & |
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| 177 | ( ( v(k,j,i) + & |
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| 178 | v(k,j+1,i) ) & |
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| 179 | / 2.0 )**2 + & |
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| 180 | ( ( w(k,j,i) + & |
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| 181 | w(k+1,j,i) ) & |
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| 182 | / 2.0 )**2 ) * & |
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| 183 | e(k,j,i) |
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| 184 | ENDDO |
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| 185 | ENDDO |
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| 186 | ENDDO |
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| 187 | |
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| 188 | CASE DEFAULT |
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| 189 | |
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| 190 | WRITE( message_string, * ) 'wrong component: ', component |
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| 191 | CALL message( 'plant_canopy_model', 'PA0279', 1, 2, 0, 6, 0 ) |
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| 192 | |
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| 193 | END SELECT |
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| 194 | |
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| 195 | END SUBROUTINE plant_canopy_model |
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| 196 | |
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| 197 | |
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| 198 | !------------------------------------------------------------------------------! |
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| 199 | ! Call for grid point i,j |
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| 200 | !------------------------------------------------------------------------------! |
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| 201 | SUBROUTINE plant_canopy_model_ij( i, j, component ) |
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| 202 | |
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| 203 | USE arrays_3d |
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| 204 | USE control_parameters |
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| 205 | USE indices |
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| 206 | USE pegrid |
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| 207 | |
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| 208 | IMPLICIT NONE |
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| 209 | |
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| 210 | INTEGER :: component, i, j, k |
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| 211 | |
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| 212 | ! |
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| 213 | !-- Compute drag for the three velocity components |
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| 214 | SELECT CASE ( component ) |
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| 215 | |
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| 216 | ! |
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| 217 | !-- u-component |
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| 218 | CASE ( 1 ) |
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| 219 | DO k = nzb_u_inner(j,i)+1, pch_index |
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| 220 | tend(k,j,i) = tend(k,j,i) - & |
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| 221 | cdc(k,j,i) * lad_u(k,j,i) * & |
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| 222 | SQRT( u(k,j,i)**2 + & |
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| 223 | ( ( v(k,j,i-1) + & |
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| 224 | v(k,j,i) + & |
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| 225 | v(k,j+1,i) + & |
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| 226 | v(k,j+1,i-1) ) & |
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| 227 | / 4.0 )**2 + & |
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| 228 | ( ( w(k-1,j,i-1) + & |
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| 229 | w(k-1,j,i) + & |
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| 230 | w(k,j,i-1) + & |
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| 231 | w(k,j,i) ) & |
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| 232 | / 4.0 )**2 ) * & |
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| 233 | u(k,j,i) |
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| 234 | ENDDO |
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| 235 | |
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| 236 | ! |
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| 237 | !-- v-component |
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| 238 | CASE ( 2 ) |
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| 239 | DO k = nzb_v_inner(j,i)+1, pch_index |
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| 240 | tend(k,j,i) = tend(k,j,i) - & |
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| 241 | cdc(k,j,i) * lad_v(k,j,i) * & |
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| 242 | SQRT( ( ( u(k,j-1,i) + & |
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| 243 | u(k,j-1,i+1) + & |
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| 244 | u(k,j,i) + & |
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| 245 | u(k,j,i+1) ) & |
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| 246 | / 4.0 )**2 + & |
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| 247 | v(k,j,i)**2 + & |
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| 248 | ( ( w(k-1,j-1,i) + & |
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| 249 | w(k-1,j,i) + & |
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| 250 | w(k,j-1,i) + & |
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| 251 | w(k,j,i) ) & |
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| 252 | / 4.0 )**2 ) * & |
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| 253 | v(k,j,i) |
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| 254 | ENDDO |
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| 255 | |
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| 256 | ! |
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| 257 | !-- w-component |
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| 258 | CASE ( 3 ) |
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| 259 | DO k = nzb_w_inner(j,i)+1, pch_index |
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| 260 | tend(k,j,i) = tend(k,j,i) - & |
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| 261 | cdc(k,j,i) * lad_w(k,j,i) * & |
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| 262 | SQRT( ( ( u(k,j,i) + & |
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| 263 | u(k,j,i+1) + & |
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| 264 | u(k+1,j,i) + & |
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| 265 | u(k+1,j,i+1) ) & |
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| 266 | / 4.0 )**2 + & |
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| 267 | ( ( v(k,j,i) + & |
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| 268 | v(k,j+1,i) + & |
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| 269 | v(k+1,j,i) + & |
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| 270 | v(k+1,j+1,i) ) & |
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| 271 | / 4.0 )**2 + & |
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| 272 | w(k,j,i)**2 ) * & |
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| 273 | w(k,j,i) |
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| 274 | |
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| 275 | ENDDO |
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| 276 | |
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| 277 | ! |
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| 278 | !-- potential temperature |
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| 279 | CASE ( 4 ) |
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| 280 | DO k = nzb_s_inner(j,i)+1, pch_index |
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| 281 | tend(k,j,i) = tend(k,j,i) + & |
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| 282 | ( canopy_heat_flux(k,j,i) - & |
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| 283 | canopy_heat_flux(k-1,j,i) ) / & |
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| 284 | dzw(k) |
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| 285 | ENDDO |
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| 286 | |
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| 287 | |
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| 288 | ! |
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| 289 | !-- scalar concentration |
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| 290 | CASE ( 5 ) |
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| 291 | DO k = nzb_s_inner(j,i)+1, pch_index |
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| 292 | tend(k,j,i) = tend(k,j,i) - & |
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| 293 | sec(k,j,i) * lad_s(k,j,i) * & |
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| 294 | SQRT( ( ( u(k,j,i) + & |
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| 295 | u(k,j,i+1) ) & |
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| 296 | / 2.0 )**2 + & |
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| 297 | ( ( v(k,j,i) + & |
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| 298 | v(k,j+1,i) ) & |
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| 299 | / 2.0 )**2 + & |
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| 300 | ( ( w(k-1,j,i) + & |
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| 301 | w(k,j,i) ) & |
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| 302 | / 2.0 )**2 ) * & |
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| 303 | ( q(k,j,i) - sls(k,j,i) ) |
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| 304 | ENDDO |
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| 305 | |
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| 306 | ! |
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| 307 | !-- sgs-tke |
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| 308 | CASE ( 6 ) |
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| 309 | DO k = nzb_s_inner(j,i)+1, pch_index |
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| 310 | tend(k,j,i) = tend(k,j,i) - & |
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| 311 | 2.0 * cdc(k,j,i) * lad_s(k,j,i) * & |
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| 312 | SQRT( ( ( u(k,j,i) + & |
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| 313 | u(k,j,i+1) ) & |
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| 314 | / 2.0 )**2 + & |
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| 315 | ( ( v(k,j,i) + & |
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| 316 | v(k,j+1,i) ) & |
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| 317 | / 2.0 )**2 + & |
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| 318 | ( ( w(k,j,i) + & |
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| 319 | w(k+1,j,i) ) & |
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| 320 | / 2.0 )**2 ) * & |
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| 321 | e(k,j,i) |
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| 322 | ENDDO |
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| 323 | |
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| 324 | CASE DEFAULT |
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| 325 | |
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| 326 | WRITE( message_string, * ) 'wrong component: ', component |
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| 327 | CALL message( 'plant_canopy_model', 'PA0279', 1, 2, 0, 6, 0 ) |
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| 328 | |
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| 329 | END SELECT |
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| 330 | |
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| 331 | END SUBROUTINE plant_canopy_model_ij |
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| 332 | |
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| 333 | END MODULE plant_canopy_model_mod |
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