1 | MODULE dynadv_ubs_tam |
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2 | #if defined key_tam |
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3 | !!====================================================================== |
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4 | !! *** MODULE dynadv_ubs_tam *** |
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5 | !! Ocean dynamics: Update the momentum trend with the flux form advection |
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6 | !! trend using a 3rd order upstream biased scheme |
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7 | !!====================================================================== |
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8 | !! History of the direct module : |
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9 | !! 2.0 ! 2006-08 (R. Benshila, L. Debreu) Original code |
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10 | !! 3.2 ! 2009-07 (R. Benshila) Suppression of rigid-lid option |
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11 | !! History of the T&A module : |
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12 | !! 3.2 ! 2011-02 (A. Vidard) Original |
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13 | !! 3.4 ! 2012-0è (P.-A. Bouttier) Phasing with 3.4 |
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14 | !!---------------------------------------------------------------------- |
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15 | |
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16 | !!---------------------------------------------------------------------- |
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17 | !! dyn_adv_ubs : flux form momentum advection using (ln_dynadv=T) |
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18 | !! an 3rd order Upstream Biased Scheme or Quick scheme |
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19 | !! combined with 2nd or 4th order finite differences |
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20 | !!---------------------------------------------------------------------- |
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21 | USE oce_tam ! ocean dynamics and tracers |
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22 | USE oce ! ocean dynamics and tracers |
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23 | USE dom_oce ! ocean space and time domain |
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24 | USE in_out_manager ! I/O manager |
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25 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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26 | USE prtctl ! Print control |
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27 | USE lib_mpp ! MPP library |
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28 | USE wrk_nemo ! Memory Allocation |
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29 | USE timing ! Timing |
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30 | |
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31 | IMPLICIT NONE |
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32 | PRIVATE |
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33 | |
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34 | REAL(wp), PARAMETER :: gamma1 = 1._wp/3._wp ! =1/4 quick ; =1/3 3rd order UBS |
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35 | REAL(wp), PARAMETER :: gamma2 = 0._wp ! =0 2nd order ; =1/8 4th order centred |
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36 | |
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37 | PUBLIC dyn_adv_ubs_tan ! routine called by step.F90 |
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38 | |
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39 | !! * Substitutions |
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40 | # include "domzgr_substitute.h90" |
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41 | # include "vectopt_loop_substitute.h90" |
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42 | !!---------------------------------------------------------------------- |
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43 | !! NEMO/OPA 3.2 , LODYC-IPSL (2009) |
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44 | !! $Id$ |
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45 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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46 | !!---------------------------------------------------------------------- |
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47 | |
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48 | CONTAINS |
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49 | |
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50 | SUBROUTINE dyn_adv_ubs_tan( kt ) |
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51 | !!---------------------------------------------------------------------- |
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52 | !! *** ROUTINE dyn_adv_ubs_tan *** |
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53 | !! |
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54 | !! ** Purpose : Compute the now momentum advection trend in flux form |
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55 | !! and the general trend of the momentum equation. |
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56 | !! |
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57 | !! ** Method : The scheme is the one implemeted in ROMS. It depends |
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58 | !! on two parameter gamma1 and gamma2. The former control the |
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59 | !! upstream baised part of the scheme and the later the centred |
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60 | !! part: gamma1 = 0 pure centered (no diffusive part) |
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61 | !! = 1/4 Quick scheme |
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62 | !! = 1/3 3rd order Upstream biased scheme |
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63 | !! gamma2 = 0 2nd order finite differencing |
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64 | !! = 1/8 4th order finite differencing |
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65 | !! For stability reasons, the first term of the fluxes which cor- |
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66 | !! responds to a second order centered scheme is evaluated using |
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67 | !! the now velocity (centered in time) while the second term which |
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68 | !! is the diffusive part of the scheme, is evaluated using the |
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69 | !! before velocity (forward in time). |
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70 | !! Default value (hard coded in the begining of the module) are |
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71 | !! gamma1=1/4 and gamma2=1/8. |
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72 | !! |
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73 | !! ** Action : - (ua,va) updated with the 3D advective momentum trends |
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74 | !! |
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75 | !! Reference : Shchepetkin & McWilliams, 2005, Ocean Modelling. |
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76 | !!---------------------------------------------------------------------- |
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77 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
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78 | !! |
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79 | INTEGER :: ji, jj, jk ! dummy loop indices |
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80 | REAL(wp) :: zbu, zbv ! temporary scalars |
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81 | REAL(wp) :: zui, zvj, zfuj, zfvi, zl_u, zl_v ! temporary scalars |
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82 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfu, zfv ! temporary workspace |
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83 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfu_t, zfu_f ! temporary workspace |
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84 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfv_t, zfv_f ! " " |
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85 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfw, zfu_uw, zfv_vw |
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86 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: zlu_uu, zlu_uv ! temporary workspace |
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87 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: zlv_vv, zlv_vu ! temporary workspace |
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88 | REAL(wp) :: zuitl, zvjtl, zfujtl, zfvitl, zl_utl, zl_vtl ! temporary scalars |
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89 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfutl, zfvtl ! temporary workspace |
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90 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfu_ttl, zfu_ftl ! temporary workspace |
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91 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfv_ttl, zfv_ftl ! " " |
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92 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zfwtl, zfu_uwtl, zfv_vwtl |
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93 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: zlu_uutl, zlu_uvtl ! temporary workspace |
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94 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: zlv_vvtl, zlv_vutl ! temporary workspace |
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95 | !!---------------------------------------------------------------------- |
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96 | ! |
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97 | IF( nn_timing == 1 ) CALL timing_start('dyn_adv_ubs_tan') |
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98 | ! |
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99 | CALL wrk_alloc( jpi, jpj, jpk, zfu_t , zfv_t , zfu_f , zfv_f, zfu_uw, zfv_vw, zfu, zfv, zfw ) |
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100 | CALL wrk_alloc( jpi, jpj, jpk, jpts, zlu_uu, zlv_vv, zlu_uv, zlv_vu ) |
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101 | CALL wrk_alloc( jpi, jpj, jpk, zfu_ttl , zfv_ttl , zfu_ftl , zfv_ftl, zfu_uwtl, zfv_vwtl, zfutl, zfvtl, zfwtl ) |
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102 | CALL wrk_alloc( jpi, jpj, jpk, jpts, zlu_uutl, zlv_vvtl, zlu_uvtl, zlv_vutl ) |
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103 | ! |
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104 | IF( kt == nit000) THEN |
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105 | ! |
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106 | IF(lwp) WRITE(numout,*) |
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107 | IF(lwp) WRITE(numout,*) 'dyn_adv_ubs_tan : UBS flux form momentum advection' |
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108 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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109 | ENDIF |
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110 | zfu_t(:,:,:) = 0.e0 |
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111 | zfv_t(:,:,:) = 0.e0 |
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112 | zfu_f(:,:,:) = 0.e0 |
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113 | zfv_f(:,:,:) = 0.e0 |
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114 | ! |
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115 | zlu_uu(:,:,:,:) = 0.e0 |
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116 | zlv_vv(:,:,:,:) = 0.e0 |
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117 | zlu_uv(:,:,:,:) = 0.e0 |
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118 | zlv_vu(:,:,:,:) = 0.e0 |
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119 | |
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120 | zfu_ttl(:,:,:) = 0.e0 |
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121 | zfv_ttl(:,:,:) = 0.e0 |
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122 | zfu_ftl(:,:,:) = 0.e0 |
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123 | zfv_ftl(:,:,:) = 0.e0 |
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124 | ! |
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125 | zlu_uutl(:,:,:,:) = 0.e0 |
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126 | zlv_vvtl(:,:,:,:) = 0.e0 |
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127 | zlu_uvtl(:,:,:,:) = 0.e0 |
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128 | zlv_vutl(:,:,:,:) = 0.e0 |
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129 | |
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130 | ! ! =========================== ! |
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131 | DO jk = 1, jpkm1 ! Laplacian of the velocity ! |
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132 | ! ! =========================== ! |
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133 | ! ! horizontal volume fluxes |
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134 | zfu( :,:,jk) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
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135 | zfv( :,:,jk) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
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136 | zfutl(:,:,jk) = e2u(:,:) * fse3u(:,:,jk) * un_tl(:,:,jk) |
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137 | zfvtl(:,:,jk) = e1v(:,:) * fse3v(:,:,jk) * vn_tl(:,:,jk) |
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138 | ! |
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139 | DO jj = 2, jpjm1 ! laplacian |
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140 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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141 | zlu_uu(ji,jj,jk,1) = ( ub (ji+1,jj,jk)-2.*ub (ji,jj,jk)+ub (ji-1,jj,jk) ) * umask(ji,jj,jk) |
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142 | zlv_vv(ji,jj,jk,1) = ( vb (ji,jj+1,jk)-2.*vb (ji,jj,jk)+vb (ji,jj-1,jk) ) * vmask(ji,jj,jk) |
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143 | zlu_uv(ji,jj,jk,1) = ( ub (ji,jj+1,jk)-2.*ub (ji,jj,jk)+ub (ji,jj-1,jk) ) * umask(ji,jj,jk) |
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144 | zlv_vu(ji,jj,jk,1) = ( vb (ji+1,jj,jk)-2.*vb (ji,jj,jk)+vb (ji-1,jj,jk) ) * vmask(ji,jj,jk) |
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145 | |
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146 | zlu_uu(ji,jj,jk,2) = ( zfu(ji+1,jj,jk)-2.*zfu(ji,jj,jk)+zfu(ji-1,jj,jk) ) * umask(ji,jj,jk) |
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147 | zlv_vv(ji,jj,jk,2) = ( zfv(ji,jj+1,jk)-2.*zfv(ji,jj,jk)+zfv(ji,jj-1,jk) ) * vmask(ji,jj,jk) |
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148 | zlu_uv(ji,jj,jk,2) = ( zfu(ji,jj+1,jk)-2.*zfu(ji,jj,jk)+zfu(ji,jj-1,jk) ) * umask(ji,jj,jk) |
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149 | zlv_vu(ji,jj,jk,2) = ( zfv(ji+1,jj,jk)-2.*zfv(ji,jj,jk)+zfv(ji-1,jj,jk) ) * vmask(ji,jj,jk) |
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150 | |
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151 | zlu_uutl(ji,jj,jk,1) = ( ub_tl (ji+1,jj,jk)-2.*ub_tl (ji,jj,jk)+ub_tl (ji-1,jj,jk) ) * umask(ji,jj,jk) |
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152 | zlv_vvtl(ji,jj,jk,1) = ( vb_tl (ji,jj+1,jk)-2.*vb_tl (ji,jj,jk)+vb_tl (ji,jj-1,jk) ) * vmask(ji,jj,jk) |
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153 | zlu_uvtl(ji,jj,jk,1) = ( ub_tl (ji,jj+1,jk)-2.*ub_tl (ji,jj,jk)+ub_tl (ji,jj-1,jk) ) * umask(ji,jj,jk) |
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154 | zlv_vutl(ji,jj,jk,1) = ( vb_tl (ji+1,jj,jk)-2.*vb_tl (ji,jj,jk)+vb_tl (ji-1,jj,jk) ) * vmask(ji,jj,jk) |
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155 | |
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156 | zlu_uutl(ji,jj,jk,2) = ( zfutl(ji+1,jj,jk)-2.*zfutl(ji,jj,jk)+zfutl(ji-1,jj,jk) ) * umask(ji,jj,jk) |
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157 | zlv_vvtl(ji,jj,jk,2) = ( zfvtl(ji,jj+1,jk)-2.*zfvtl(ji,jj,jk)+zfvtl(ji,jj-1,jk) ) * vmask(ji,jj,jk) |
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158 | zlu_uvtl(ji,jj,jk,2) = ( zfutl(ji,jj+1,jk)-2.*zfutl(ji,jj,jk)+zfutl(ji,jj-1,jk) ) * umask(ji,jj,jk) |
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159 | zlv_vutl(ji,jj,jk,2) = ( zfvtl(ji+1,jj,jk)-2.*zfvtl(ji,jj,jk)+zfvtl(ji-1,jj,jk) ) * vmask(ji,jj,jk) |
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160 | END DO |
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161 | END DO |
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162 | END DO |
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163 | !!!gm BUG !!! just below this should be +1 in all the communications |
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164 | !CALL lbc_lnk( zlu_uu(:,:,:,1), 'U', -1.) ; CALL lbc_lnk( zlu_uv(:,:,:,1), 'U', -1.) |
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165 | !CALL lbc_lnk( zlu_uu(:,:,:,2), 'U', -1.) ; CALL lbc_lnk( zlu_uv(:,:,:,2), 'U', -1.) |
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166 | !CALL lbc_lnk( zlv_vv(:,:,:,1), 'V', -1.) ; CALL lbc_lnk( zlv_vu(:,:,:,1), 'V', -1.) |
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167 | !CALL lbc_lnk( zlv_vv(:,:,:,2), 'V', -1.) ; CALL lbc_lnk( zlv_vu(:,:,:,2), 'V', -1.) |
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168 | !!gm corrected: |
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169 | CALL lbc_lnk( zlu_uu(:,:,:,1), 'U', 1. ) ; CALL lbc_lnk( zlu_uv(:,:,:,1), 'U', 1. ) |
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170 | CALL lbc_lnk( zlu_uu(:,:,:,2), 'U', 1. ) ; CALL lbc_lnk( zlu_uv(:,:,:,2), 'U', 1. ) |
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171 | CALL lbc_lnk( zlv_vv(:,:,:,1), 'V', 1. ) ; CALL lbc_lnk( zlv_vu(:,:,:,1), 'V', 1. ) |
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172 | CALL lbc_lnk( zlv_vv(:,:,:,2), 'V', 1. ) ; CALL lbc_lnk( zlv_vu(:,:,:,2), 'V', 1. ) |
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173 | !!gm end |
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174 | !!gm BUG !!! just below this should be +1 in all the communications |
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175 | !CALL lbc_lnk( zlu_uutl(:,:,:,1), 'U', -1.) ; CALL lbc_lnk( zlu_uvtl(:,:,:,1), 'U', -1.) |
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176 | !CALL lbc_lnk( zlu_uutl(:,:,:,2), 'U', -1.) ; CALL lbc_lnk( zlu_uvtl(:,:,:,2), 'U', -1.) |
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177 | !CALL lbc_lnk( zlv_vvtl(:,:,:,1), 'V', -1.) ; CALL lbc_lnk( zlv_vutl(:,:,:,1), 'V', -1.) |
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178 | !CALL lbc_lnk( zlv_vvtl(:,:,:,2), 'V', -1.) ; CALL lbc_lnk( zlv_vutl(:,:,:,2), 'V', -1.) |
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179 | !!gm corrected: |
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180 | CALL lbc_lnk( zlu_uutl(:,:,:,1), 'U', 1. ) ; CALL lbc_lnk( zlu_uvtl(:,:,:,1), 'U', 1. ) |
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181 | CALL lbc_lnk( zlu_uutl(:,:,:,2), 'U', 1. ) ; CALL lbc_lnk( zlu_uvtl(:,:,:,2), 'U', 1. ) |
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182 | CALL lbc_lnk( zlv_vvtl(:,:,:,1), 'V', 1. ) ; CALL lbc_lnk( zlv_vutl(:,:,:,1), 'V', 1. ) |
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183 | CALL lbc_lnk( zlv_vvtl(:,:,:,2), 'V', 1. ) ; CALL lbc_lnk( zlv_vutl(:,:,:,2), 'V', 1. ) |
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184 | !!gm end |
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185 | |
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186 | ! ! ====================== ! |
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187 | ! ! Horizontal advection ! |
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188 | DO jk = 1, jpkm1 ! ====================== ! |
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189 | ! ! horizontal volume fluxes |
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190 | zfu(:,:,jk) = 0.25 * e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
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191 | zfv(:,:,jk) = 0.25 * e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
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192 | zfutl(:,:,jk) = 0.25 * e2u(:,:) * fse3u(:,:,jk) * un_tl(:,:,jk) |
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193 | zfvtl(:,:,jk) = 0.25 * e1v(:,:) * fse3v(:,:,jk) * vn_tl(:,:,jk) |
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194 | ! |
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195 | DO jj = 1, jpjm1 ! horizontal momentum fluxes at T- and F-point |
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196 | DO ji = 1, fs_jpim1 ! vector opt. |
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197 | zui = ( un(ji,jj,jk) + un(ji+1,jj ,jk) ) |
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198 | zvj = ( vn(ji,jj,jk) + vn(ji ,jj+1,jk) ) |
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199 | zuitl = ( un_tl(ji,jj,jk) + un_tl(ji+1,jj ,jk) ) |
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200 | zvjtl = ( vn_tl(ji,jj,jk) + vn_tl(ji ,jj+1,jk) ) |
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201 | ! |
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202 | IF (zui > 0) THEN |
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203 | zl_u = zlu_uu(ji ,jj,jk,1) |
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204 | zl_utl = zlu_uutl(ji ,jj,jk,1) |
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205 | ELSE |
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206 | zl_u = zlu_uu(ji+1,jj,jk,1) |
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207 | zl_utl = zlu_uutl(ji+1,jj,jk,1) |
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208 | ENDIF |
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209 | IF (zvj > 0) THEN |
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210 | zl_v = zlv_vv(ji,jj ,jk,1) |
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211 | zl_vtl = zlv_vvtl(ji,jj ,jk,1) |
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212 | ELSE |
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213 | zl_v = zlv_vv(ji,jj+1,jk,1) |
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214 | zl_vtl = zlv_vvtl(ji,jj+1,jk,1) |
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215 | ENDIF |
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216 | zfu_t(ji+1,jj ,jk) = ( zfu(ji,jj,jk) + zfu(ji+1,jj ,jk) & |
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217 | & - gamma2 * ( zlu_uu(ji,jj,jk,2) + zlu_uu(ji+1,jj ,jk,2) ) ) & |
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218 | & * ( zui - gamma1 * zl_u) |
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219 | zfv_t(ji ,jj+1,jk) = ( zfv(ji,jj,jk) + zfv(ji ,jj+1,jk) & |
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220 | & - gamma2 * ( zlv_vv(ji,jj,jk,2) + zlv_vv(ji ,jj+1,jk,2) ) ) & |
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221 | & * ( zvj - gamma1 * zl_v) |
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222 | ! |
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223 | zfu_ttl(ji+1,jj ,jk) = ( zfutl(ji,jj,jk) + zfutl(ji+1,jj ,jk) & |
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224 | & - gamma2 * ( zlu_uutl(ji,jj,jk,2) + zlu_uutl(ji+1,jj ,jk,2) ) ) & |
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225 | & * ( zui - gamma1 * zl_u) + ( zfu(ji,jj,jk) + zfu(ji+1,jj ,jk) & |
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226 | & - gamma2 * ( zlu_uu(ji,jj,jk,2) + zlu_uu(ji+1,jj ,jk,2) ) ) & |
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227 | & * ( zuitl - gamma1 * zl_utl) |
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228 | zfv_ttl(ji ,jj+1,jk) = ( zfvtl(ji,jj,jk) + zfvtl(ji ,jj+1,jk) & |
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229 | & - gamma2 * ( zlv_vvtl(ji,jj,jk,2) + zlv_vvtl(ji ,jj+1,jk,2) ) ) & |
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230 | & * ( zvj - gamma1 * zl_v) + ( zfv(ji,jj,jk) + zfv(ji ,jj+1,jk) & |
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231 | & - gamma2 * ( zlv_vv(ji,jj,jk,2) + zlv_vv(ji ,jj+1,jk,2) ) ) & |
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232 | & * ( zvjtl - gamma1 * zl_vtl) |
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233 | ! |
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234 | zfuj = ( zfu(ji,jj,jk) + zfu(ji ,jj+1,jk) ) |
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235 | zfvi = ( zfv(ji,jj,jk) + zfv(ji+1,jj ,jk) ) |
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236 | ! |
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237 | zfujtl = ( zfutl(ji,jj,jk) + zfutl(ji ,jj+1,jk) ) |
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238 | zfvitl = ( zfvtl(ji,jj,jk) + zfvtl(ji+1,jj ,jk) ) |
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239 | IF (zfuj > 0) THEN |
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240 | zl_v = zlv_vu( ji ,jj ,jk,1) |
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241 | zl_vtl = zlv_vutl( ji ,jj ,jk,1) |
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242 | ELSE |
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243 | zl_v = zlv_vu( ji+1,jj,jk,1) |
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244 | zl_vtl = zlv_vutl( ji+1,jj,jk,1) |
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245 | ENDIF |
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246 | IF (zfvi > 0) THEN |
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247 | zl_u = zlu_uv( ji,jj ,jk,1) |
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248 | zl_utl = zlu_uvtl( ji,jj ,jk,1) |
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249 | ELSE |
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250 | zl_u = zlu_uv( ji,jj+1,jk,1) |
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251 | zl_utl = zlu_uvtl( ji,jj+1,jk,1) |
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252 | ENDIF |
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253 | ! |
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254 | zfv_ftl(ji ,jj ,jk) = ( zfvitl - gamma2 * ( zlv_vutl(ji,jj,jk,2) + zlv_vutl(ji+1,jj ,jk,2) ) ) & |
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255 | & * ( un(ji,jj,jk) + un(ji ,jj+1,jk) - gamma1 * zl_u ) & |
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256 | & + ( zfvi - gamma2 * ( zlv_vu(ji,jj,jk,2) + zlv_vu(ji+1,jj ,jk,2) ) ) & |
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257 | & * ( un_tl(ji,jj,jk) + un_tl(ji ,jj+1,jk) - gamma1 * zl_utl ) |
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258 | zfu_ftl(ji ,jj ,jk) = ( zfujtl - gamma2 * ( zlu_uvtl(ji,jj,jk,2) + zlu_uvtl(ji ,jj+1,jk,2) ) ) & |
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259 | & * ( vn(ji,jj,jk) + vn(ji+1,jj ,jk) - gamma1 * zl_v ) & |
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260 | & + ( zfuj - gamma2 * ( zlu_uv(ji,jj,jk,2) + zlu_uv(ji ,jj+1,jk,2) ) ) & |
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261 | & * ( vn_tl(ji,jj,jk) + vn_tl(ji+1,jj ,jk) - gamma1 * zl_vtl ) |
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262 | END DO |
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263 | END DO |
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264 | DO jj = 2, jpjm1 ! divergence of horizontal momentum fluxes |
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265 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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266 | zbu = e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) |
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267 | zbv = e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) |
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268 | ! |
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269 | ua_tl(ji,jj,jk) = ua_tl(ji,jj,jk) - ( zfu_ttl(ji+1,jj ,jk) - zfu_ttl(ji ,jj ,jk) & |
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270 | & + zfv_ftl(ji ,jj ,jk) - zfv_ftl(ji ,jj-1,jk) ) / zbu |
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271 | va_tl(ji,jj,jk) = va_tl(ji,jj,jk) - ( zfu_ftl(ji ,jj ,jk) - zfu_ftl(ji-1,jj ,jk) & |
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272 | & + zfv_ttl(ji ,jj+1,jk) - zfv_ttl(ji ,jj ,jk) ) / zbv |
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273 | END DO |
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274 | END DO |
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275 | END DO |
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276 | ! ! ==================== ! |
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277 | ! ! Vertical advection ! |
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278 | DO jk = 1, jpkm1 ! ==================== ! |
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279 | ! ! Vertical volume fluxes |
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280 | zfw(:,:,jk) = 0.25 * e1t(:,:) * e2t(:,:) * wn(:,:,jk) |
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281 | zfwtl(:,:,jk) = 0.25 * e1t(:,:) * e2t(:,:) * wn_tl(:,:,jk) |
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282 | ! |
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283 | IF( jk == 1 ) THEN ! surface/bottom advective fluxes |
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284 | zfu_uwtl(:,:,jpk) = 0.e0 ! Bottom value : flux set to zero |
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285 | zfv_vwtl(:,:,jpk) = 0.e0 |
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286 | ! ! Surface value : |
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287 | IF( lk_vvl ) THEN ! variable volume : flux set to zero |
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288 | zfu_uwtl(:,:, 1 ) = 0.e0 |
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289 | zfv_vwtl(:,:, 1 ) = 0.e0 |
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290 | ELSE ! constant volume : advection through the surface |
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291 | DO jj = 2, jpjm1 |
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292 | DO ji = fs_2, fs_jpim1 |
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293 | zfu_uwtl(ji,jj, 1 ) = 2.e0 * ( zfwtl(ji,jj,1) + zfwtl(ji+1,jj ,1) ) * un(ji,jj,1) & |
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294 | & + 2.e0 * ( zfw(ji,jj,1) + zfw(ji+1,jj ,1) ) * un_tl(ji,jj,1) |
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295 | zfv_vwtl(ji,jj, 1 ) = 2.e0 * ( zfwtl(ji,jj,1) + zfwtl(ji ,jj+1,1) ) * vn(ji,jj,1) & |
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296 | & + 2.e0 * ( zfw(ji,jj,1) + zfw(ji ,jj+1,1) ) * vn_tl(ji,jj,1) |
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297 | END DO |
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298 | END DO |
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299 | ENDIF |
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300 | ELSE ! interior fluxes |
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301 | DO jj = 2, jpjm1 |
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302 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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303 | zfu_uwtl(ji,jj,jk) = ( zfwtl(ji,jj,jk)+ zfwtl(ji+1,jj ,jk) ) * ( un(ji,jj,jk) + un(ji,jj,jk-1) ) & |
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304 | & + ( zfw(ji,jj,jk)+ zfw(ji+1,jj ,jk) ) * ( un_tl(ji,jj,jk) + un_tl(ji,jj,jk-1) ) |
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305 | zfv_vwtl(ji,jj,jk) = ( zfwtl(ji,jj,jk)+ zfwtl(ji ,jj+1,jk) ) * ( vn(ji,jj,jk) + vn(ji,jj,jk-1) ) & |
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306 | & + ( zfw(ji,jj,jk)+ zfw(ji ,jj+1,jk) ) * ( vn_tl(ji,jj,jk) + vn_tl(ji,jj,jk-1) ) |
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307 | END DO |
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308 | END DO |
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309 | ENDIF |
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310 | END DO |
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311 | DO jk = 1, jpkm1 ! divergence of vertical momentum flux divergence |
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312 | DO jj = 2, jpjm1 |
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313 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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314 | ua_tl(ji,jj,jk) = ua_tl(ji,jj,jk) - ( zfu_uwtl(ji,jj,jk) - zfu_uwtl(ji,jj,jk+1) ) & |
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315 | & / ( e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) ) |
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316 | va_tl(ji,jj,jk) = va_tl(ji,jj,jk) - ( zfv_vwtl(ji,jj,jk) - zfv_vwtl(ji,jj,jk+1) ) & |
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317 | & / ( e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) ) |
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318 | END DO |
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319 | END DO |
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320 | END DO |
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321 | ! |
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322 | CALL wrk_dealloc( jpi, jpj, jpk, zfu_t , zfv_t , zfu_f , zfv_f, zfu_uw, zfv_vw, zfu, zfv, zfw ) |
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323 | CALL wrk_dealloc( jpi, jpj, jpk, jpts, zlu_uu, zlv_vv, zlu_uv, zlv_vu ) |
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324 | CALL wrk_dealloc( jpi, jpj, jpk, zfu_ttl , zfv_ttl , zfu_ftl , zfv_ftl, zfu_uwtl, zfv_vwtl, zfutl, zfvtl, zfwtl ) |
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325 | CALL wrk_dealloc( jpi, jpj, jpk, jpts, zlu_uutl, zlv_vvtl, zlu_uvtl, zlv_vutl ) |
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326 | ! |
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327 | IF( nn_timing == 1 ) CALL timing_stop('dyn_adv_ubs_tan') |
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328 | ! |
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329 | END SUBROUTINE dyn_adv_ubs_tan |
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330 | #endif |
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331 | !!============================================================================== |
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332 | END MODULE dynadv_ubs_tam |
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