1 | MODULE trcadv |
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2 | !!============================================================================== |
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3 | !! *** MODULE trcadv *** |
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4 | !! Ocean passive tracers: advection trend |
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5 | !!============================================================================== |
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6 | !! History : 2.0 ! 2005-11 (G. Madec) Original code |
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7 | !! 3.0 ! 2010-06 (C. Ethe) Adapted to passive tracers |
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8 | !! 3.7 ! 2014-05 (G. Madec, C. Ethe) Add 2nd/4th order cases for CEN and FCT schemes |
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9 | !! 4.0 ! 2017-09 (G. Madec) remove vertical time-splitting option |
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10 | !!---------------------------------------------------------------------- |
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11 | #if defined key_top |
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12 | !!---------------------------------------------------------------------- |
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13 | !! 'key_top' TOP models |
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14 | !!---------------------------------------------------------------------- |
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15 | !! trc_adv : compute ocean tracer advection trend |
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16 | !! trc_adv_ini : control the different options of advection scheme |
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17 | !!---------------------------------------------------------------------- |
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18 | USE oce_trc ! ocean dynamics and active tracers |
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19 | USE trc ! ocean passive tracers variables |
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20 | USE sbcwave ! wave module |
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21 | USE sbc_oce ! surface boundary condition: ocean |
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22 | USE traadv_cen ! centered scheme (tra_adv_cen routine) |
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23 | USE traadv_fct ! FCT scheme (tra_adv_fct routine) |
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24 | USE traadv_fct_lf ! FCT scheme (tra_adv_fct routine - loop fusion version) |
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25 | USE traadv_mus ! MUSCL scheme (tra_adv_mus routine) |
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26 | USE traadv_mus_lf ! MUSCL scheme (tra_adv_mus routine - loop fusion version) |
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27 | USE traadv_ubs ! UBS scheme (tra_adv_ubs routine) |
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28 | USE traadv_qck ! QUICKEST scheme (tra_adv_qck routine) |
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29 | USE tramle ! ML eddy induced transport (tra_adv_mle routine) |
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30 | USE ldftra ! lateral diffusion: eddy diffusivity & EIV coeff. |
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31 | USE ldfslp ! Lateral diffusion: slopes of neutral surfaces |
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32 | ! |
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33 | USE prtctl ! control print |
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34 | USE timing ! Timing |
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35 | |
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36 | IMPLICIT NONE |
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37 | PRIVATE |
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38 | |
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39 | PUBLIC trc_adv ! called by trctrp.F90 |
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40 | PUBLIC trc_adv_ini ! called by trcini.F90 |
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41 | |
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42 | ! !!* Namelist namtrc_adv * |
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43 | LOGICAL :: ln_trcadv_OFF ! no advection on passive tracers |
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44 | LOGICAL :: ln_trcadv_cen ! centered scheme flag |
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45 | INTEGER :: nn_cen_h, nn_cen_v ! =2/4 : horizontal and vertical choices of the order of CEN scheme |
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46 | LOGICAL :: ln_trcadv_fct ! FCT scheme flag |
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47 | INTEGER :: nn_fct_h, nn_fct_v ! =2/4 : horizontal and vertical choices of the order of FCT scheme |
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48 | LOGICAL :: ln_trcadv_mus ! MUSCL scheme flag |
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49 | LOGICAL :: ln_mus_ups ! use upstream scheme in vivcinity of river mouths |
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50 | LOGICAL :: ln_trcadv_ubs ! UBS scheme flag |
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51 | INTEGER :: nn_ubs_v ! =2/4 : vertical choice of the order of UBS scheme |
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52 | LOGICAL :: ln_trcadv_qck ! QUICKEST scheme flag |
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53 | |
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54 | INTEGER :: nadv ! choice of the type of advection scheme |
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55 | ! ! associated indices: |
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56 | INTEGER, PARAMETER :: np_NO_adv = 0 ! no T-S advection |
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57 | INTEGER, PARAMETER :: np_CEN = 1 ! 2nd/4th order centered scheme |
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58 | INTEGER, PARAMETER :: np_FCT = 2 ! 2nd/4th order Flux Corrected Transport scheme |
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59 | INTEGER, PARAMETER :: np_MUS = 3 ! MUSCL scheme |
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60 | INTEGER, PARAMETER :: np_UBS = 4 ! 3rd order Upstream Biased Scheme |
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61 | INTEGER, PARAMETER :: np_QCK = 5 ! QUICK scheme |
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62 | |
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63 | # include "domzgr_substitute.h90" |
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64 | !!---------------------------------------------------------------------- |
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65 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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66 | !! $Id$ |
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67 | !! Software governed by the CeCILL license (see ./LICENSE) |
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68 | !!---------------------------------------------------------------------- |
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69 | CONTAINS |
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70 | |
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71 | SUBROUTINE trc_adv( kt, Kbb, Kmm, ptr, Krhs ) |
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72 | !!---------------------------------------------------------------------- |
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73 | !! *** ROUTINE trc_adv *** |
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74 | !! |
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75 | !! ** Purpose : compute the ocean tracer advection trend. |
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76 | !! |
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77 | !! ** Method : - Update after tracers (tr(Krhs)) with the advection term following nadv |
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78 | !!---------------------------------------------------------------------- |
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79 | INTEGER , INTENT(in) :: kt ! ocean time-step index |
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80 | INTEGER , INTENT(in) :: Kbb, Kmm, Krhs ! time level indices |
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81 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra,jpt), INTENT(inout) :: ptr ! passive tracers and RHS of tracer equation |
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82 | ! |
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83 | INTEGER :: jk ! dummy loop index |
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84 | CHARACTER (len=22) :: charout |
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85 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zuu, zvv, zww ! effective velocity |
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86 | !!---------------------------------------------------------------------- |
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87 | ! |
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88 | IF( ln_timing ) CALL timing_start('trc_adv') |
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89 | ! |
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90 | ! !== effective transport ==! |
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91 | IF( l_offline ) THEN |
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92 | zuu(:,:,:) = uu(:,:,:,Kmm) ! already in (uu(Kmm),vv(Kmm),ww) |
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93 | zvv(:,:,:) = vv(:,:,:,Kmm) |
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94 | zww(:,:,:) = ww(:,:,:) |
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95 | ELSE ! build the effective transport |
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96 | zuu(:,:,jpk) = 0._wp |
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97 | zvv(:,:,jpk) = 0._wp |
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98 | zww(:,:,jpk) = 0._wp |
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99 | IF( ln_wave .AND. ln_sdw ) THEN |
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100 | DO jk = 1, jpkm1 ! eulerian transport + Stokes Drift |
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101 | zuu(:,:,jk) = e2u (:,:) * e3u(:,:,jk,Kmm) * ( uu(:,:,jk,Kmm) + usd(:,:,jk) ) |
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102 | zvv(:,:,jk) = e1v (:,:) * e3v(:,:,jk,Kmm) * ( vv(:,:,jk,Kmm) + vsd(:,:,jk) ) |
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103 | zww(:,:,jk) = e1e2t(:,:) * ( ww(:,:,jk) + wsd(:,:,jk) ) |
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104 | END DO |
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105 | ELSE |
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106 | DO jk = 1, jpkm1 |
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107 | zuu(:,:,jk) = e2u (:,:) * e3u(:,:,jk,Kmm) * uu(:,:,jk,Kmm) ! eulerian transport |
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108 | zvv(:,:,jk) = e1v (:,:) * e3v(:,:,jk,Kmm) * vv(:,:,jk,Kmm) |
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109 | zww(:,:,jk) = e1e2t(:,:) * ww(:,:,jk) |
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110 | END DO |
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111 | ENDIF |
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112 | ! |
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113 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! add z-tilde and/or vvl corrections |
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114 | zuu(:,:,:) = zuu(:,:,:) + un_td(:,:,:) |
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115 | zvv(:,:,:) = zvv(:,:,:) + vn_td(:,:,:) |
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116 | ENDIF |
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117 | ! |
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118 | IF( ln_ldfeiv .AND. .NOT. ln_traldf_triad ) & |
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119 | & CALL ldf_eiv_trp( kt, nittrc000, zuu, zvv, zww, 'TRC', Kmm, Krhs ) ! add the eiv transport |
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120 | ! |
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121 | IF( ln_mle ) CALL tra_mle_trp( kt, nittrc000, zuu, zvv, zww, 'TRC', Kmm ) ! add the mle transport |
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122 | ! |
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123 | ENDIF |
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124 | ! |
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125 | SELECT CASE ( nadv ) !== compute advection trend and add it to general trend ==! |
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126 | ! |
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127 | CASE ( np_CEN ) ! Centered : 2nd / 4th order |
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128 | #if defined key_mpi3 |
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129 | IF (nn_hls.EQ.2) CALL lbc_lnk_nc_multi( 'trcadv', ptr(:,:,:,:,Kmm), 'T', 1.) |
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130 | #else |
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131 | IF (nn_hls.EQ.2) CALL lbc_lnk( 'trcadv', ptr(:,:,:,:,Kmm), 'T', 1.) |
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132 | #endif |
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133 | CALL tra_adv_cen( kt, nittrc000,'TRC', zuu, zvv, zww, Kmm, ptr, jptra, Krhs, nn_cen_h, nn_cen_v ) |
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134 | CASE ( np_FCT ) ! FCT : 2nd / 4th order |
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135 | IF (nn_hls.EQ.2) THEN |
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136 | #if defined key_mpi3 |
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137 | CALL lbc_lnk_nc_multi( 'trcadv', ptr(:,:,:,:,Kbb), 'T', 1., ptr(:,:,:,:,Kmm), 'T', 1.) |
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138 | CALL lbc_lnk_nc_multi( 'traadv', zuu(:,:,:), 'U', -1., zvv(:,:,:), 'V', -1., zww(:,:,:), 'W', 1.) |
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139 | #else |
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140 | CALL lbc_lnk_multi( 'trcadv', ptr(:,:,:,:,Kbb), 'T', 1., ptr(:,:,:,:,Kmm), 'T', 1.) |
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141 | CALL lbc_lnk_multi( 'traadv', zuu(:,:,:), 'U', -1., zvv(:,:,:), 'V', -1., zww(:,:,:), 'W', 1.) |
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142 | #endif |
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143 | #if defined key_loop_fusion |
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144 | CALL tra_adv_fct_lf( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, nn_fct_h, nn_fct_v ) |
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145 | #else |
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146 | CALL tra_adv_fct( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, nn_fct_h, nn_fct_v ) |
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147 | #endif |
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148 | ELSE |
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149 | CALL tra_adv_fct( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, nn_fct_h, nn_fct_v ) |
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150 | END IF |
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151 | CASE ( np_MUS ) ! MUSCL |
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152 | IF (nn_hls.EQ.2) THEN |
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153 | #if defined key_mpi3 |
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154 | IF (nn_hls.EQ.2) CALL lbc_lnk_nc_multi( 'trcadv', ptr(:,:,:,:,Kbb), 'T', 1.) |
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155 | #else |
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156 | IF (nn_hls.EQ.2) CALL lbc_lnk( 'trcadv', ptr(:,:,:,:,Kbb), 'T', 1.) |
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157 | #endif |
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158 | #if defined key_loop_fusion |
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159 | CALL tra_adv_mus_lf( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, ln_mus_ups ) |
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160 | #else |
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161 | CALL tra_adv_mus( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, ln_mus_ups ) |
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162 | #endif |
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163 | ELSE |
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164 | CALL tra_adv_mus( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, ln_mus_ups ) |
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165 | END IF |
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166 | CASE ( np_UBS ) ! UBS |
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167 | #if defined key_mpi3 |
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168 | IF (nn_hls.EQ.2) CALL lbc_lnk_nc_multi( 'trcadv', ptr(:,:,:,:,Kbb), 'T', 1.) |
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169 | #else |
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170 | IF (nn_hls.EQ.2) CALL lbc_lnk( 'trcadv', ptr(:,:,:,:,Kbb), 'T', 1.) |
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171 | #endif |
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172 | CALL tra_adv_ubs( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, nn_ubs_v ) |
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173 | CASE ( np_QCK ) ! QUICKEST |
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174 | IF (nn_hls.EQ.2) THEN |
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175 | #if defined key_mpi3 |
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176 | CALL lbc_lnk_nc_multi( 'trcadv', zuu(:,:,:), 'U', -1., zvv(:,:,:), 'V', -1.) |
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177 | CALL lbc_lnk_nc_multi( 'traadv', ptr(:,:,:,:,Kbb), 'T', 1.) |
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178 | #else |
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179 | CALL lbc_lnk_multi( 'trcadv', zuu(:,:,:), 'U', -1., zvv(:,:,:), 'V', -1.) |
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180 | CALL lbc_lnk( 'traadv', ptr(:,:,:,:,Kbb), 'T', 1.) |
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181 | #endif |
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182 | END IF |
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183 | CALL tra_adv_qck( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs ) |
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184 | ! |
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185 | END SELECT |
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186 | ! |
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187 | IF( sn_cfctl%l_prttrc ) THEN !== print mean trends (used for debugging) |
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188 | WRITE(charout, FMT="('adv ')") |
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189 | CALL prt_ctl_info( charout, cdcomp = 'top' ) |
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190 | CALL prt_ctl( tab4d_1=tr(:,:,:,:,Krhs), mask1=tmask, clinfo=ctrcnm, clinfo3='trd' ) |
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191 | END IF |
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192 | ! |
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193 | IF( ln_timing ) CALL timing_stop('trc_adv') |
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194 | ! |
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195 | END SUBROUTINE trc_adv |
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196 | |
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197 | |
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198 | SUBROUTINE trc_adv_ini |
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199 | !!--------------------------------------------------------------------- |
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200 | !! *** ROUTINE trc_adv_ini *** |
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201 | !! |
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202 | !! ** Purpose : Control the consistency between namelist options for |
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203 | !! passive tracer advection schemes and set nadv |
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204 | !!---------------------------------------------------------------------- |
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205 | INTEGER :: ioptio, ios ! Local integer |
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206 | !! |
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207 | NAMELIST/namtrc_adv/ ln_trcadv_OFF, & ! No advection |
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208 | & ln_trcadv_cen, nn_cen_h, nn_cen_v, & ! CEN |
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209 | & ln_trcadv_fct, nn_fct_h, nn_fct_v, & ! FCT |
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210 | & ln_trcadv_mus, ln_mus_ups, & ! MUSCL |
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211 | & ln_trcadv_ubs, nn_ubs_v, & ! UBS |
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212 | & ln_trcadv_qck ! QCK |
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213 | !!---------------------------------------------------------------------- |
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214 | ! |
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215 | ! !== Namelist ==! |
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216 | READ ( numnat_ref, namtrc_adv, IOSTAT = ios, ERR = 901) |
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217 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtrc_adv in reference namelist' ) |
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218 | READ ( numnat_cfg, namtrc_adv, IOSTAT = ios, ERR = 902 ) |
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219 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_adv in configuration namelist' ) |
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220 | IF(lwm) WRITE ( numont, namtrc_adv ) |
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221 | ! |
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222 | IF(lwp) THEN ! Namelist print |
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223 | WRITE(numout,*) |
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224 | WRITE(numout,*) 'trc_adv_ini : choice/control of the tracer advection scheme' |
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225 | WRITE(numout,*) '~~~~~~~~~~~' |
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226 | WRITE(numout,*) ' Namelist namtrc_adv : chose a advection scheme for tracers' |
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227 | WRITE(numout,*) ' No advection on passive tracers ln_trcadv_OFF = ', ln_trcadv_OFF |
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228 | WRITE(numout,*) ' centered scheme ln_trcadv_cen = ', ln_trcadv_cen |
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229 | WRITE(numout,*) ' horizontal 2nd/4th order nn_cen_h = ', nn_fct_h |
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230 | WRITE(numout,*) ' vertical 2nd/4th order nn_cen_v = ', nn_fct_v |
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231 | WRITE(numout,*) ' Flux Corrected Transport scheme ln_trcadv_fct = ', ln_trcadv_fct |
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232 | WRITE(numout,*) ' horizontal 2nd/4th order nn_fct_h = ', nn_fct_h |
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233 | WRITE(numout,*) ' vertical 2nd/4th order nn_fct_v = ', nn_fct_v |
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234 | WRITE(numout,*) ' MUSCL scheme ln_trcadv_mus = ', ln_trcadv_mus |
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235 | WRITE(numout,*) ' + upstream scheme near river mouths ln_mus_ups = ', ln_mus_ups |
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236 | WRITE(numout,*) ' UBS scheme ln_trcadv_ubs = ', ln_trcadv_ubs |
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237 | WRITE(numout,*) ' vertical 2nd/4th order nn_ubs_v = ', nn_ubs_v |
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238 | WRITE(numout,*) ' QUICKEST scheme ln_trcadv_qck = ', ln_trcadv_qck |
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239 | ENDIF |
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240 | ! |
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241 | ! !== Parameter control & set nadv ==! |
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242 | ioptio = 0 |
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243 | IF( ln_trcadv_OFF ) THEN ; ioptio = ioptio + 1 ; nadv = np_NO_adv ; ENDIF |
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244 | IF( ln_trcadv_cen ) THEN ; ioptio = ioptio + 1 ; nadv = np_CEN ; ENDIF |
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245 | IF( ln_trcadv_fct ) THEN ; ioptio = ioptio + 1 ; nadv = np_FCT ; ENDIF |
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246 | IF( ln_trcadv_mus ) THEN ; ioptio = ioptio + 1 ; nadv = np_MUS ; ENDIF |
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247 | IF( ln_trcadv_ubs ) THEN ; ioptio = ioptio + 1 ; nadv = np_UBS ; ENDIF |
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248 | IF( ln_trcadv_qck ) THEN ; ioptio = ioptio + 1 ; nadv = np_QCK ; ENDIF |
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249 | ! |
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250 | IF( ioptio /= 1 ) CALL ctl_stop( 'trc_adv_ini: Choose ONE advection option in namelist namtrc_adv' ) |
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251 | ! |
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252 | IF( ln_trcadv_cen .AND. ( nn_cen_h /= 2 .AND. nn_cen_h /= 4 ) & |
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253 | .AND. ( nn_cen_v /= 2 .AND. nn_cen_v /= 4 ) ) THEN |
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254 | CALL ctl_stop( 'trc_adv_ini: CEN scheme, choose 2nd or 4th order' ) |
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255 | ENDIF |
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256 | IF( ln_trcadv_fct .AND. ( nn_fct_h /= 2 .AND. nn_fct_h /= 4 ) & |
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257 | .AND. ( nn_fct_v /= 2 .AND. nn_fct_v /= 4 ) ) THEN |
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258 | CALL ctl_stop( 'trc_adv_ini: FCT scheme, choose 2nd or 4th order' ) |
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259 | ENDIF |
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260 | IF( ln_trcadv_ubs .AND. ( nn_ubs_v /= 2 .AND. nn_ubs_v /= 4 ) ) THEN |
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261 | CALL ctl_stop( 'trc_adv_ini: UBS scheme, choose 2nd or 4th order' ) |
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262 | ENDIF |
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263 | IF( ln_trcadv_ubs .AND. nn_ubs_v == 4 ) THEN |
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264 | CALL ctl_warn( 'trc_adv_ini: UBS scheme, only 2nd FCT scheme available on the vertical. It will be used' ) |
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265 | ENDIF |
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266 | IF( ln_isfcav ) THEN ! ice-shelf cavities |
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267 | IF( ln_trcadv_cen .AND. nn_cen_v == 4 .OR. & ! NO 4th order with ISF |
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268 | & ln_trcadv_fct .AND. nn_fct_v == 4 ) CALL ctl_stop( 'tra_adv_ini: 4th order COMPACT scheme not allowed with ISF' ) |
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269 | ENDIF |
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270 | ! |
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271 | ! !== Print the choice ==! |
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272 | IF(lwp) THEN |
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273 | WRITE(numout,*) |
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274 | SELECT CASE ( nadv ) |
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275 | CASE( np_NO_adv ) ; WRITE(numout,*) ' ===>> NO passive tracer advection' |
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276 | CASE( np_CEN ) ; WRITE(numout,*) ' ===>> CEN scheme is used. Horizontal order: ', nn_cen_h, & |
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277 | & ' Vertical order: ', nn_cen_v |
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278 | CASE( np_FCT ) ; WRITE(numout,*) ' ===>> FCT scheme is used. Horizontal order: ', nn_fct_h, & |
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279 | & ' Vertical order: ', nn_fct_v |
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280 | CASE( np_MUS ) ; WRITE(numout,*) ' ===>> MUSCL scheme is used' |
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281 | CASE( np_UBS ) ; WRITE(numout,*) ' ===>> UBS scheme is used' |
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282 | CASE( np_QCK ) ; WRITE(numout,*) ' ===>> QUICKEST scheme is used' |
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283 | END SELECT |
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284 | ENDIF |
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285 | ! |
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286 | END SUBROUTINE trc_adv_ini |
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287 | |
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288 | #endif |
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289 | |
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290 | !!====================================================================== |
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291 | END MODULE trcadv |
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