1 | MODULE obcrad |
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2 | !!================================================================================= |
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3 | !! *** MODULE obcrad *** |
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4 | !! Ocean dynamic : Phase velocities for each open boundary |
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5 | !!================================================================================= |
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6 | #if defined key_obc |
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7 | !!--------------------------------------------------------------------------------- |
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8 | !! obc_rad : call the subroutine for each open boundary |
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9 | !! obc_rad_east : compute the east phase velocities |
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10 | !! obc_rad_west : compute the west phase velocities |
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11 | !! obc_rad_north : compute the north phase velocities |
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12 | !! obc_rad_south : compute the south phase velocities |
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13 | !!--------------------------------------------------------------------------------- |
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14 | USE oce ! ocean dynamics and tracers variables |
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15 | USE dom_oce ! ocean space and time domain variables |
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16 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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17 | USE phycst ! physical constants |
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18 | USE obc_oce ! ocean open boundary conditions |
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19 | USE lib_mpp ! for mppobc |
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20 | USE in_out_manager ! I/O units |
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21 | |
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22 | IMPLICIT NONE |
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23 | PRIVATE |
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24 | |
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25 | PUBLIC obc_rad ! routine called by step.F90 |
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26 | |
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27 | INTEGER :: ji, jj, jk ! dummy loop indices |
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28 | |
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29 | INTEGER :: & ! ... boundary space indices |
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30 | nib = 1, & ! nib = boundary point |
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31 | nibm = 2, & ! nibm = 1st interior point |
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32 | nibm2 = 3, & ! nibm2 = 2nd interior point |
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33 | ! ... boundary time indices |
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34 | nit = 1, & ! nit = now |
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35 | nitm = 2, & ! nitm = before |
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36 | nitm2 = 3 ! nitm2 = before-before |
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37 | |
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38 | !! * Control permutation of array indices |
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39 | # include "oce_ftrans.h90" |
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40 | # include "dom_oce_ftrans.h90" |
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41 | # include "obc_oce_ftrans.h90" |
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42 | |
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43 | !! * Substitutions |
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44 | # include "obc_vectopt_loop_substitute.h90" |
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45 | !!--------------------------------------------------------------------------------- |
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46 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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47 | !! $Id$ |
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48 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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49 | !!--------------------------------------------------------------------------------- |
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50 | |
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51 | CONTAINS |
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52 | |
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53 | SUBROUTINE obc_rad ( kt ) |
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54 | !!------------------------------------------------------------------------------ |
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55 | !! SUBROUTINE obc_rad |
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56 | !! ******************** |
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57 | !! ** Purpose : |
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58 | !! Perform swap of arrays to calculate radiative phase speeds at the open |
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59 | !! boundaries and calculate those phase speeds if the open boundaries are |
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60 | !! not fixed. In case of fixed open boundaries does nothing. |
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61 | !! |
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62 | !! The logical variable lp_obc_east, and/or lp_obc_west, and/or lp_obc_north, |
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63 | !! and/or lp_obc_south allow the user to determine which boundary is an |
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64 | !! open one (must be done in the param_obc.h90 file). |
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65 | !! |
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66 | !! ** Reference : |
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67 | !! Marchesiello P., 1995, these de l'universite J. Fourier, Grenoble, France. |
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68 | !! |
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69 | !! History : |
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70 | !! 8.5 ! 02-10 (C. Talandier, A-M. Treguier) Free surface, F90 from the |
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71 | !! J. Molines and G. Madec version |
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72 | !!------------------------------------------------------------------------------ |
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73 | INTEGER, INTENT( in ) :: kt |
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74 | !!---------------------------------------------------------------------- |
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75 | |
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76 | IF( lp_obc_east .AND. .NOT.lfbceast ) CALL obc_rad_east ( kt ) ! East open boundary |
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77 | |
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78 | IF( lp_obc_west .AND. .NOT.lfbcwest ) CALL obc_rad_west ( kt ) ! West open boundary |
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79 | |
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80 | IF( lp_obc_north .AND. .NOT.lfbcnorth ) CALL obc_rad_north( kt ) ! North open boundary |
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81 | |
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82 | IF( lp_obc_south .AND. .NOT.lfbcsouth ) CALL obc_rad_south( kt ) ! South open boundary |
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83 | |
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84 | END SUBROUTINE obc_rad |
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85 | |
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86 | |
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87 | SUBROUTINE obc_rad_east ( kt ) |
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88 | !!------------------------------------------------------------------------------ |
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89 | !! *** SUBROUTINE obc_rad_east *** |
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90 | !! |
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91 | !! ** Purpose : |
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92 | !! Perform swap of arrays to calculate radiative phase speeds at the open |
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93 | !! east boundary and calculate those phase speeds if this OBC is not fixed. |
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94 | !! In case of fixed OBC, this subrountine is not called. |
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95 | !! |
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96 | !! History : |
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97 | !! ! 95-03 (J.-M. Molines) Original from SPEM |
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98 | !! ! 97-07 (G. Madec, J.-M. Molines) additions |
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99 | !! ! 97-12 (M. Imbard) Mpp adaptation |
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100 | !! ! 00-06 (J.-M. Molines) |
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101 | !! 8.5 ! 02-10 (C. Talandier, A-M. Treguier) Free surface, F90 |
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102 | !!------------------------------------------------------------------------------ |
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103 | !! * Arguments |
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104 | INTEGER, INTENT( in ) :: kt |
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105 | |
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106 | !! * Local declarations |
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107 | INTEGER :: ij |
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108 | REAL(wp) :: z05cx, zdt, z4nor2, z2dx, z2dy |
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109 | REAL(wp) :: zucb, zucbm, zucbm2 |
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110 | !!------------------------------------------------------------------------------ |
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111 | |
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112 | ! 1. Swap arrays before calculating radiative velocities |
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113 | ! ------------------------------------------------------ |
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114 | |
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115 | ! 1.1 zonal velocity |
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116 | ! ------------------- |
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117 | |
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118 | IF( kt > nit000 .OR. ln_rstart ) THEN |
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119 | |
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120 | ! ... advance in time (time filter, array swap) |
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121 | #if defined key_z_first |
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122 | DO jj = 1, jpj |
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123 | DO jk = 1, jpkm1 |
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124 | #else |
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125 | DO jk = 1, jpkm1 |
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126 | DO jj = 1, jpj |
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127 | #endif |
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128 | uebnd(jj,jk,nib ,nitm2) = uebnd(jj,jk,nib ,nitm)*uemsk(jj,jk) |
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129 | uebnd(jj,jk,nibm ,nitm2) = uebnd(jj,jk,nibm ,nitm)*uemsk(jj,jk) |
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130 | uebnd(jj,jk,nibm2,nitm2) = uebnd(jj,jk,nibm2,nitm)*uemsk(jj,jk) |
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131 | END DO |
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132 | END DO |
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133 | ! ... fields nitm <== nit plus time filter at the boundary |
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134 | DO ji = fs_nie0, fs_nie1 ! Vector opt. |
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135 | DO jk = 1, jpkm1 |
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136 | DO jj = 1, jpj |
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137 | uebnd(jj,jk,nib ,nitm) = uebnd(jj,jk,nib, nit)*uemsk(jj,jk) |
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138 | uebnd(jj,jk,nibm ,nitm) = uebnd(jj,jk,nibm ,nit)*uemsk(jj,jk) |
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139 | uebnd(jj,jk,nibm2,nitm) = uebnd(jj,jk,nibm2,nit)*uemsk(jj,jk) |
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140 | ! ... fields nit <== now (kt+1) |
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141 | ! ... Total or baroclinic velocity at b, bm and bm2 |
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142 | zucb = un(ji,jj,jk) |
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143 | zucbm = un(ji-1,jj,jk) |
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144 | zucbm2 = un(ji-2,jj,jk) |
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145 | uebnd(jj,jk,nib ,nit) = zucb *uemsk(jj,jk) |
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146 | uebnd(jj,jk,nibm ,nit) = zucbm *uemsk(jj,jk) |
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147 | uebnd(jj,jk,nibm2,nit) = zucbm2 *uemsk(jj,jk) |
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148 | END DO |
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149 | END DO |
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150 | END DO |
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151 | IF( lk_mpp ) CALL mppobc(uebnd,jpjed,jpjef,jpieob,jpk*3*3,2,jpj, numout ) |
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152 | |
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153 | ! ... extremeties nie0, nie1 |
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154 | ij = jpjed +1 - njmpp |
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155 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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156 | DO jk = 1,jpkm1 |
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157 | uebnd(ij,jk,nibm,nitm) = uebnd(ij+1 ,jk,nibm,nitm) |
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158 | END DO |
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159 | END IF |
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160 | ij = jpjef +1 - njmpp |
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161 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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162 | DO jk = 1,jpkm1 |
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163 | uebnd(ij,jk,nibm,nitm) = uebnd(ij-1 ,jk,nibm,nitm) |
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164 | END DO |
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165 | END IF |
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166 | |
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167 | ! 1.2 tangential velocity |
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168 | ! ----------------------- |
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169 | |
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170 | ! ... advance in time (time filter, array swap) |
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171 | #if defined key_z_first |
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172 | DO jj = 1, jpj |
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173 | DO jk = 1, jpkm1 |
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174 | #else |
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175 | DO jk = 1, jpkm1 |
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176 | DO jj = 1, jpj |
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177 | #endif |
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178 | ! ... fields nitm2 <== nitm |
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179 | vebnd(jj,jk,nib ,nitm2) = vebnd(jj,jk,nib ,nitm)*vemsk(jj,jk) |
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180 | vebnd(jj,jk,nibm ,nitm2) = vebnd(jj,jk,nibm ,nitm)*vemsk(jj,jk) |
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181 | vebnd(jj,jk,nibm2,nitm2) = vebnd(jj,jk,nibm2,nitm)*vemsk(jj,jk) |
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182 | END DO |
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183 | END DO |
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184 | |
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185 | DO ji = fs_nie0+1, fs_nie1+1 ! Vector opt. |
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186 | #if defined key_z_first |
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187 | DO jj = 1, jpj |
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188 | DO jk = 1, jpkm1 |
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189 | #else |
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190 | DO jk = 1, jpkm1 |
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191 | DO jj = 1, jpj |
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192 | #endif |
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193 | vebnd(jj,jk,nib ,nitm) = vebnd(jj,jk,nib, nit)*vemsk(jj,jk) |
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194 | vebnd(jj,jk,nibm ,nitm) = vebnd(jj,jk,nibm ,nit)*vemsk(jj,jk) |
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195 | vebnd(jj,jk,nibm2,nitm) = vebnd(jj,jk,nibm2,nit)*vemsk(jj,jk) |
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196 | ! ... fields nit <== now (kt+1) |
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197 | vebnd(jj,jk,nib ,nit) = vn(ji ,jj,jk)*vemsk(jj,jk) |
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198 | vebnd(jj,jk,nibm ,nit) = vn(ji-1,jj,jk)*vemsk(jj,jk) |
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199 | vebnd(jj,jk,nibm2,nit) = vn(ji-2,jj,jk)*vemsk(jj,jk) |
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200 | END DO |
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201 | END DO |
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202 | END DO |
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203 | IF( lk_mpp ) CALL mppobc(vebnd,jpjed,jpjef,jpieob+1,jpk*3*3,2,jpj, numout ) |
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204 | |
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205 | !... extremeties nie0, nie1 |
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206 | ij = jpjed +1 - njmpp |
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207 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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208 | DO jk = 1,jpkm1 |
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209 | vebnd(ij,jk,nibm,nitm) = vebnd(ij+1 ,jk,nibm,nitm) |
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210 | END DO |
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211 | END IF |
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212 | ij = jpjef +1 - njmpp |
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213 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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214 | DO jk = 1,jpkm1 |
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215 | vebnd(ij,jk,nibm,nitm) = vebnd(ij-1 ,jk,nibm,nitm) |
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216 | END DO |
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217 | END IF |
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218 | |
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219 | ! 1.3 Temperature and salinity |
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220 | ! ---------------------------- |
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221 | |
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222 | ! ... advance in time (time filter, array swap) |
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223 | #if defined key_z_first |
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224 | DO jj = 1, jpj |
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225 | DO jk = 1, jpkm1 |
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226 | #else |
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227 | DO jk = 1, jpkm1 |
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228 | DO jj = 1, jpj |
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229 | #endif |
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230 | ! ... fields nitm <== nit plus time filter at the boundary |
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231 | tebnd(jj,jk,nib,nitm) = tebnd(jj,jk,nib,nit)*temsk(jj,jk) |
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232 | sebnd(jj,jk,nib,nitm) = sebnd(jj,jk,nib,nit)*temsk(jj,jk) |
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233 | END DO |
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234 | END DO |
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235 | |
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236 | DO ji = fs_nie0+1, fs_nie1+1 ! Vector opt. |
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237 | #if defined key_z_first |
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238 | DO jj = 1, jpj |
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239 | DO jk = 1, jpkm1 |
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240 | #else |
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241 | DO jk = 1, jpkm1 |
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242 | DO jj = 1, jpj |
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243 | #endif |
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244 | tebnd(jj,jk,nibm,nitm) = tebnd(jj,jk,nibm,nit)*temsk(jj,jk) |
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245 | sebnd(jj,jk,nibm,nitm) = sebnd(jj,jk,nibm,nit)*temsk(jj,jk) |
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246 | ! ... fields nit <== now (kt+1) |
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247 | tebnd(jj,jk,nib ,nit) = tn(ji ,jj,jk)*temsk(jj,jk) |
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248 | tebnd(jj,jk,nibm ,nit) = tn(ji-1,jj,jk)*temsk(jj,jk) |
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249 | sebnd(jj,jk,nib ,nit) = sn(ji ,jj,jk)*temsk(jj,jk) |
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250 | sebnd(jj,jk,nibm ,nit) = sn(ji-1,jj,jk)*temsk(jj,jk) |
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251 | END DO |
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252 | END DO |
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253 | END DO |
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254 | IF( lk_mpp ) CALL mppobc(tebnd,jpjed,jpjef,jpieob+1,jpk*2*2,2,jpj, numout ) |
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255 | IF( lk_mpp ) CALL mppobc(sebnd,jpjed,jpjef,jpieob+1,jpk*2*2,2,jpj, numout ) |
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256 | |
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257 | ! ... extremeties nie0, nie1 |
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258 | ij = jpjed +1 - njmpp |
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259 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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260 | DO jk = 1,jpkm1 |
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261 | tebnd(ij,jk,nibm,nitm) = tebnd(ij+1 ,jk,nibm,nitm) |
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262 | sebnd(ij,jk,nibm,nitm) = sebnd(ij+1 ,jk,nibm,nitm) |
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263 | END DO |
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264 | END IF |
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265 | ij = jpjef +1 - njmpp |
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266 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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267 | DO jk = 1,jpkm1 |
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268 | tebnd(ij,jk,nibm,nitm) = tebnd(ij-1 ,jk,nibm,nitm) |
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269 | sebnd(ij,jk,nibm,nitm) = sebnd(ij-1 ,jk,nibm,nitm) |
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270 | END DO |
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271 | END IF |
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272 | |
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273 | END IF ! End of array swap |
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274 | |
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275 | ! 2 - Calculation of radiation velocities |
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276 | ! --------------------------------------- |
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277 | |
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278 | IF( kt >= nit000 +3 .OR. ln_rstart ) THEN |
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279 | |
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280 | ! 2.1 Calculate the normal velocity U based on phase velocity u_cxebnd |
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281 | ! --------------------------------------------------------------------- |
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282 | ! |
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283 | ! nibm2 nibm nib |
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284 | ! | nibm | nib |/// |
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285 | ! | | | | |/// |
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286 | ! jj-line --f----v----f----v----f--- |
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287 | ! | | | | |/// |
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288 | ! | | |/// |
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289 | ! jj-line u T u T u/// |
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290 | ! | | |/// |
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291 | ! | | | | |/// |
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292 | ! jpieob-2 jpieob-1 jpieob |
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293 | ! | | |
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294 | ! jpieob-1 jpieob |
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295 | ! |
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296 | ! ... (jpjedp1, jpjefm1),jpieob |
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297 | DO ji = fs_nie0, fs_nie1 ! Vector opt. |
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298 | #if defined key_z_first |
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299 | DO jj = 2, jpjm1 |
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300 | DO jk = 1, jpkm1 |
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301 | #else |
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302 | DO jk = 1, jpkm1 |
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303 | DO jj = 2, jpjm1 |
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304 | #endif |
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305 | ! ... 2* gradi(u) (T-point i=nibm, time mean) |
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306 | z2dx = ( uebnd(jj,jk,nibm ,nit) + uebnd(jj,jk,nibm ,nitm2) & |
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307 | - 2.*uebnd(jj,jk,nibm2,nitm) ) / e1t(ji-1,jj) |
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308 | ! ... 2* gradj(u) (u-point i=nibm, time nitm) |
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309 | z2dy = ( uebnd(jj+1,jk,nibm,nitm) - uebnd(jj-1,jk,nibm,nitm) ) / e2u(ji-1,jj) |
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310 | ! ... square of the norm of grad(u) |
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311 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
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312 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
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313 | zdt = uebnd(jj,jk,nibm,nitm2) - uebnd(jj,jk,nibm,nit) |
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314 | ! ... i-phase speed ratio (bounded by 1) |
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315 | IF( z4nor2 == 0. ) THEN |
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316 | z4nor2=.00001 |
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317 | END IF |
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318 | z05cx = zdt * z2dx / z4nor2 |
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319 | u_cxebnd(jj,jk) = z05cx*uemsk(jj,jk) |
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320 | END DO |
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321 | END DO |
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322 | END DO |
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323 | |
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324 | ! 2.2 Calculate the tangential velocity based on phase velocity v_cxebnd |
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325 | ! ----------------------------------------------------------------------- |
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326 | ! |
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327 | ! nibm2 nibm nib |
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328 | ! | nibm | nib///|/// |
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329 | ! | | | |////|/// |
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330 | ! jj-line --v----f----v----f----v--- |
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331 | ! | | | |////|/// |
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332 | ! | | | |////|/// |
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333 | ! | jpieob-1| jpieob /|/// |
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334 | ! | | | |
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335 | ! jpieob-1 jpieob jpieob+1 |
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336 | ! |
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337 | ! ... (jpjedp1, jpjefm1), jpieob+1 |
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338 | DO ji = fs_nie0+1, fs_nie1+1 ! Vector opt. |
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339 | #if defined key_z_first |
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340 | DO jj = 2, jpjm1 |
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341 | DO jk = 1, jpkm1 |
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342 | #else |
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343 | DO jk = 1, jpkm1 |
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344 | DO jj = 2, jpjm1 |
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345 | #endif |
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346 | ! ... 2* i-gradient of v (f-point i=nibm, time mean) |
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347 | z2dx = ( vebnd(jj,jk,nibm ,nit) + vebnd(jj,jk,nibm ,nitm2) & |
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348 | - 2.*vebnd(jj,jk,nibm2,nitm) ) / e1f(ji-2,jj) |
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349 | ! ... 2* j-gradient of v (v-point i=nibm, time nitm) |
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350 | z2dy = ( vebnd(jj+1,jk,nibm,nitm) - vebnd(jj-1,jk,nibm,nitm) ) / e2v(ji-1,jj) |
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351 | ! ... square of the norm of grad(v) |
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352 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
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353 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
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354 | zdt = vebnd(jj,jk,nibm,nitm2) - vebnd(jj,jk,nibm,nit) |
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355 | ! ... i-phase speed ratio (bounded by 1) and save the unbounded phase |
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356 | ! velocity ratio no divided by e1f for the tracer radiation |
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357 | IF( z4nor2 == 0. ) THEN |
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358 | z4nor2=.000001 |
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359 | END IF |
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360 | z05cx = zdt * z2dx / z4nor2 |
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361 | v_cxebnd(jj,jk) = z05cx*vemsk(jj,jk) |
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362 | END DO |
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363 | END DO |
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364 | END DO |
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365 | IF( lk_mpp ) CALL mppobc(v_cxebnd,jpjed,jpjef,jpieob+1,jpk,2,jpj, numout ) |
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366 | |
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367 | ! ... extremeties nie0, nie1 |
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368 | ij = jpjed +1 - njmpp |
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369 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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370 | DO jk = 1,jpkm1 |
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371 | v_cxebnd(ij,jk) = v_cxebnd(ij+1 ,jk) |
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372 | END DO |
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373 | END IF |
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374 | ij = jpjef +1 - njmpp |
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375 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
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376 | DO jk = 1,jpkm1 |
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377 | v_cxebnd(ij,jk) = v_cxebnd(ij-1 ,jk) |
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378 | END DO |
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379 | END IF |
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380 | |
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381 | END IF |
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382 | |
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383 | END SUBROUTINE obc_rad_east |
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384 | |
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385 | |
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386 | SUBROUTINE obc_rad_west ( kt ) |
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387 | !!------------------------------------------------------------------------------ |
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388 | !! *** SUBROUTINE obc_rad_west *** |
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389 | !! |
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390 | !! ** Purpose : |
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391 | !! Perform swap of arrays to calculate radiative phase speeds at the open |
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392 | !! west boundary and calculate those phase speeds if this OBC is not fixed. |
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393 | !! In case of fixed OBC, this subrountine is not called. |
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394 | !! |
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395 | !! History : |
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396 | !! ! 95-03 (J.-M. Molines) Original from SPEM |
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397 | !! ! 97-07 (G. Madec, J.-M. Molines) additions |
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398 | !! ! 97-12 (M. Imbard) Mpp adaptation |
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399 | !! ! 00-06 (J.-M. Molines) |
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400 | !! 8.5 ! 02-10 (C. Talandier, A-M. Treguier) Free surface, F90 |
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401 | !!------------------------------------------------------------------------------ |
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402 | !! * Arguments |
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403 | INTEGER, INTENT( in ) :: kt |
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404 | |
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405 | !! * Local declarations |
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406 | INTEGER :: ij |
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407 | REAL(wp) :: z05cx, zdt, z4nor2, z2dx, z2dy |
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408 | REAL(wp) :: zucb, zucbm, zucbm2 |
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409 | !!------------------------------------------------------------------------------ |
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410 | |
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411 | ! 1. Swap arrays before calculating radiative velocities |
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412 | ! ------------------------------------------------------ |
---|
413 | |
---|
414 | ! 1.1 zonal velocity |
---|
415 | ! ------------------- |
---|
416 | |
---|
417 | IF( kt > nit000 .OR. ln_rstart ) THEN |
---|
418 | |
---|
419 | ! ... advance in time (time filter, array swap) |
---|
420 | #if defined key_z_first |
---|
421 | DO jj = 1, jpj |
---|
422 | DO jk = 1, jpkm1 |
---|
423 | #else |
---|
424 | DO jk = 1, jpkm1 |
---|
425 | DO jj = 1, jpj |
---|
426 | #endif |
---|
427 | uwbnd(jj,jk,nib ,nitm2) = uwbnd(jj,jk,nib ,nitm)*uwmsk(jj,jk) |
---|
428 | uwbnd(jj,jk,nibm ,nitm2) = uwbnd(jj,jk,nibm ,nitm)*uwmsk(jj,jk) |
---|
429 | uwbnd(jj,jk,nibm2,nitm2) = uwbnd(jj,jk,nibm2,nitm)*uwmsk(jj,jk) |
---|
430 | END DO |
---|
431 | END DO |
---|
432 | |
---|
433 | ! ... fields nitm <== nit plus time filter at the boundary |
---|
434 | DO ji = fs_niw0, fs_niw1 ! Vector opt. |
---|
435 | #if defined key_z_first |
---|
436 | DO jj = 1, jpj |
---|
437 | DO jk = 1, jpkm1 |
---|
438 | #else |
---|
439 | DO jk = 1, jpkm1 |
---|
440 | DO jj = 1, jpj |
---|
441 | #endif |
---|
442 | uwbnd(jj,jk,nib ,nitm) = uwbnd(jj,jk,nib ,nit)*uwmsk(jj,jk) |
---|
443 | uwbnd(jj,jk,nibm ,nitm) = uwbnd(jj,jk,nibm ,nit)*uwmsk(jj,jk) |
---|
444 | uwbnd(jj,jk,nibm2,nitm) = uwbnd(jj,jk,nibm2,nit)*uwmsk(jj,jk) |
---|
445 | ! ... total or baroclinic velocity at b, bm and bm2 |
---|
446 | zucb = un (ji,jj,jk) |
---|
447 | zucbm = un (ji+1,jj,jk) |
---|
448 | zucbm2 = un (ji+2,jj,jk) |
---|
449 | |
---|
450 | ! ... fields nit <== now (kt+1) |
---|
451 | uwbnd(jj,jk,nib ,nit) = zucb *uwmsk(jj,jk) |
---|
452 | uwbnd(jj,jk,nibm ,nit) = zucbm *uwmsk(jj,jk) |
---|
453 | uwbnd(jj,jk,nibm2,nit) = zucbm2*uwmsk(jj,jk) |
---|
454 | END DO |
---|
455 | END DO |
---|
456 | END DO |
---|
457 | IF( lk_mpp ) CALL mppobc(uwbnd,jpjwd,jpjwf,jpiwob,jpk*3*3,2,jpj, numout ) |
---|
458 | |
---|
459 | ! ... extremeties niw0, niw1 |
---|
460 | ij = jpjwd +1 - njmpp |
---|
461 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
462 | DO jk = 1,jpkm1 |
---|
463 | uwbnd(ij,jk,nibm,nitm) = uwbnd(ij+1 ,jk,nibm,nitm) |
---|
464 | END DO |
---|
465 | END IF |
---|
466 | ij = jpjwf +1 - njmpp |
---|
467 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
468 | DO jk = 1,jpkm1 |
---|
469 | uwbnd(ij,jk,nibm,nitm) = uwbnd(ij-1 ,jk,nibm,nitm) |
---|
470 | END DO |
---|
471 | END IF |
---|
472 | |
---|
473 | ! 1.2 tangential velocity |
---|
474 | ! ----------------------- |
---|
475 | |
---|
476 | ! ... advance in time (time filter, array swap) |
---|
477 | #if defined key_z_first |
---|
478 | DO jk = 1, jpkm1 |
---|
479 | DO jj = 1, jpj |
---|
480 | #else |
---|
481 | DO jj = 1, jpj |
---|
482 | DO jk = 1, jpkm1 |
---|
483 | #endif |
---|
484 | ! ... fields nitm2 <== nitm |
---|
485 | vwbnd(jj,jk,nib ,nitm2) = vwbnd(jj,jk,nib ,nitm)*vwmsk(jj,jk) |
---|
486 | vwbnd(jj,jk,nibm ,nitm2) = vwbnd(jj,jk,nibm ,nitm)*vwmsk(jj,jk) |
---|
487 | vwbnd(jj,jk,nibm2,nitm2) = vwbnd(jj,jk,nibm2,nitm)*vwmsk(jj,jk) |
---|
488 | END DO |
---|
489 | END DO |
---|
490 | |
---|
491 | DO ji = fs_niw0, fs_niw1 ! Vector opt. |
---|
492 | #if defined key_z_first |
---|
493 | DO jj = 1, jpj |
---|
494 | DO jk = 1, jpkm1 |
---|
495 | #else |
---|
496 | DO jk = 1, jpkm1 |
---|
497 | DO jj = 1, jpj |
---|
498 | #endif |
---|
499 | vwbnd(jj,jk,nib ,nitm) = vwbnd(jj,jk,nib, nit)*vwmsk(jj,jk) |
---|
500 | vwbnd(jj,jk,nibm ,nitm) = vwbnd(jj,jk,nibm ,nit)*vwmsk(jj,jk) |
---|
501 | vwbnd(jj,jk,nibm2,nitm) = vwbnd(jj,jk,nibm2,nit)*vwmsk(jj,jk) |
---|
502 | ! ... fields nit <== now (kt+1) |
---|
503 | vwbnd(jj,jk,nib ,nit) = vn(ji ,jj,jk)*vwmsk(jj,jk) |
---|
504 | vwbnd(jj,jk,nibm ,nit) = vn(ji+1,jj,jk)*vwmsk(jj,jk) |
---|
505 | vwbnd(jj,jk,nibm2,nit) = vn(ji+2,jj,jk)*vwmsk(jj,jk) |
---|
506 | END DO |
---|
507 | END DO |
---|
508 | END DO |
---|
509 | IF( lk_mpp ) CALL mppobc(vwbnd,jpjwd,jpjwf,jpiwob,jpk*3*3,2,jpj, numout ) |
---|
510 | |
---|
511 | ! ... extremeties niw0, niw1 |
---|
512 | ij = jpjwd +1 - njmpp |
---|
513 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
514 | DO jk = 1,jpkm1 |
---|
515 | vwbnd(ij,jk,nibm,nitm) = vwbnd(ij+1 ,jk,nibm,nitm) |
---|
516 | END DO |
---|
517 | END IF |
---|
518 | ij = jpjwf +1 - njmpp |
---|
519 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
520 | DO jk = 1,jpkm1 |
---|
521 | vwbnd(ij,jk,nibm,nitm) = vwbnd(ij-1 ,jk,nibm,nitm) |
---|
522 | END DO |
---|
523 | END IF |
---|
524 | |
---|
525 | ! 1.3 Temperature and salinity |
---|
526 | ! ---------------------------- |
---|
527 | |
---|
528 | ! ... advance in time (time filter, array swap) |
---|
529 | #if defined key_z_first |
---|
530 | DO jj = 1, jpj |
---|
531 | DO jk = 1, jpkm1 |
---|
532 | #else |
---|
533 | DO jk = 1, jpkm1 |
---|
534 | DO jj = 1, jpj |
---|
535 | #endif |
---|
536 | ! ... fields nitm <== nit plus time filter at the boundary |
---|
537 | twbnd(jj,jk,nib,nitm) = twbnd(jj,jk,nib,nit)*twmsk(jj,jk) |
---|
538 | swbnd(jj,jk,nib,nitm) = swbnd(jj,jk,nib,nit)*twmsk(jj,jk) |
---|
539 | END DO |
---|
540 | END DO |
---|
541 | |
---|
542 | DO ji = fs_niw0, fs_niw1 ! Vector opt. |
---|
543 | #if defined key_z_first |
---|
544 | DO jj = 1, jpj |
---|
545 | DO jk = 1, jpkm1 |
---|
546 | #else |
---|
547 | DO jk = 1, jpkm1 |
---|
548 | DO jj = 1, jpj |
---|
549 | #endif |
---|
550 | twbnd(jj,jk,nibm ,nitm) = twbnd(jj,jk,nibm ,nit)*twmsk(jj,jk) |
---|
551 | swbnd(jj,jk,nibm ,nitm) = swbnd(jj,jk,nibm ,nit)*twmsk(jj,jk) |
---|
552 | ! ... fields nit <== now (kt+1) |
---|
553 | twbnd(jj,jk,nib ,nit) = tn(ji ,jj,jk)*twmsk(jj,jk) |
---|
554 | twbnd(jj,jk,nibm ,nit) = tn(ji+1 ,jj,jk)*twmsk(jj,jk) |
---|
555 | swbnd(jj,jk,nib ,nit) = sn(ji ,jj,jk)*twmsk(jj,jk) |
---|
556 | swbnd(jj,jk,nibm ,nit) = sn(ji+1 ,jj,jk)*twmsk(jj,jk) |
---|
557 | END DO |
---|
558 | END DO |
---|
559 | END DO |
---|
560 | IF( lk_mpp ) CALL mppobc(twbnd,jpjwd,jpjwf,jpiwob,jpk*2*2,2,jpj, numout ) |
---|
561 | IF( lk_mpp ) CALL mppobc(swbnd,jpjwd,jpjwf,jpiwob,jpk*2*2,2,jpj, numout ) |
---|
562 | |
---|
563 | ! ... extremeties niw0, niw1 |
---|
564 | ij = jpjwd +1 - njmpp |
---|
565 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
566 | DO jk = 1,jpkm1 |
---|
567 | twbnd(ij,jk,nibm,nitm) = twbnd(ij+1 ,jk,nibm,nitm) |
---|
568 | swbnd(ij,jk,nibm,nitm) = swbnd(ij+1 ,jk,nibm,nitm) |
---|
569 | END DO |
---|
570 | END IF |
---|
571 | ij = jpjwf +1 - njmpp |
---|
572 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
573 | DO jk = 1,jpkm1 |
---|
574 | twbnd(ij,jk,nibm,nitm) = twbnd(ij-1 ,jk,nibm,nitm) |
---|
575 | swbnd(ij,jk,nibm,nitm) = swbnd(ij-1 ,jk,nibm,nitm) |
---|
576 | END DO |
---|
577 | END IF |
---|
578 | |
---|
579 | END IF ! End of array swap |
---|
580 | |
---|
581 | ! 2 - Calculation of radiation velocities |
---|
582 | ! --------------------------------------- |
---|
583 | |
---|
584 | IF( kt >= nit000 +3 .OR. ln_rstart ) THEN |
---|
585 | |
---|
586 | ! 2.1 Calculate the normal velocity U based on phase velocity u_cxwbnd |
---|
587 | ! ---------------------------------------------------------------------- |
---|
588 | ! |
---|
589 | ! nib nibm nibm2 |
---|
590 | ! ///| nib | nibm | |
---|
591 | ! ///| | | | | |
---|
592 | ! ---f----v----f----v----f-- jj-line |
---|
593 | ! ///| | | | | |
---|
594 | ! ///| | | |
---|
595 | ! ///u T u T u jj-line |
---|
596 | ! ///| | | |
---|
597 | ! ///| | | | | |
---|
598 | ! jpiwob jpiwob+1 jpiwob+2 |
---|
599 | ! | | |
---|
600 | ! jpiwob+1 jpiwob+2 |
---|
601 | ! |
---|
602 | ! ... If free surface formulation: |
---|
603 | ! ... radiative conditions on the total part + relaxation toward climatology |
---|
604 | ! ... (jpjwdp1, jpjwfm1), jpiwob |
---|
605 | DO ji = fs_niw0, fs_niw1 ! Vector opt. |
---|
606 | #if defined key_z_first |
---|
607 | DO jj = 2, jpjm1 |
---|
608 | DO jk = 1, jpkm1 |
---|
609 | #else |
---|
610 | DO jk = 1, jpkm1 |
---|
611 | DO jj = 2, jpjm1 |
---|
612 | #endif |
---|
613 | ! ... 2* gradi(u) (T-point i=nibm, time mean) |
---|
614 | z2dx = ( - uwbnd(jj,jk,nibm ,nit) - uwbnd(jj,jk,nibm ,nitm2) & |
---|
615 | + 2.*uwbnd(jj,jk,nibm2,nitm) ) / e1t(ji+2,jj) |
---|
616 | ! ... 2* gradj(u) (u-point i=nibm, time nitm) |
---|
617 | z2dy = ( uwbnd(jj+1,jk,nibm,nitm) - uwbnd(jj-1,jk,nibm,nitm) ) / e2u(ji+1,jj) |
---|
618 | ! ... square of the norm of grad(u) |
---|
619 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
---|
620 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
---|
621 | zdt = uwbnd(jj,jk,nibm,nitm2) - uwbnd(jj,jk,nibm,nit) |
---|
622 | ! ... i-phase speed ratio (bounded by -1) |
---|
623 | IF( z4nor2 == 0. ) THEN |
---|
624 | z4nor2=0.00001 |
---|
625 | END IF |
---|
626 | z05cx = zdt * z2dx / z4nor2 |
---|
627 | u_cxwbnd(jj,jk)=z05cx*uwmsk(jj,jk) |
---|
628 | END DO |
---|
629 | END DO |
---|
630 | END DO |
---|
631 | |
---|
632 | ! 2.2 Calculate the tangential velocity based on phase velocity v_cxwbnd |
---|
633 | ! ----------------------------------------------------------------------- |
---|
634 | ! |
---|
635 | ! nib nibm nibm2 |
---|
636 | ! ///|///nib | nibm | nibm2 |
---|
637 | ! ///|////| | | | | | |
---|
638 | ! ---v----f----v----f----v----f----v-- jj-line |
---|
639 | ! ///|////| | | | | | |
---|
640 | ! ///|////| | | | | | |
---|
641 | ! jpiwob jpiwob+1 jpiwob+2 |
---|
642 | ! | | | |
---|
643 | ! jpiwob jpiwob+1 jpiwob+2 |
---|
644 | ! |
---|
645 | ! ... radiative condition plus Raymond-Kuo |
---|
646 | ! ... (jpjwdp1, jpjwfm1),jpiwob |
---|
647 | DO ji = fs_niw0, fs_niw1 ! Vector opt. |
---|
648 | #if defined key_z_first |
---|
649 | DO jj = 2, jpjm1 |
---|
650 | DO jk = 1, jpkm1 |
---|
651 | #else |
---|
652 | DO jk = 1, jpkm1 |
---|
653 | DO jj = 2, jpjm1 |
---|
654 | #endif |
---|
655 | ! ... 2* i-gradient of v (f-point i=nibm, time mean) |
---|
656 | z2dx = ( - vwbnd(jj,jk,nibm ,nit) - vwbnd(jj,jk,nibm ,nitm2) & |
---|
657 | + 2.*vwbnd(jj,jk,nibm2,nitm) ) / e1f(ji+1,jj) |
---|
658 | ! ... 2* j-gradient of v (v-point i=nibm, time nitm) |
---|
659 | z2dy = ( vwbnd(jj+1,jk,nibm,nitm) - vwbnd(jj-1,jk,nibm,nitm) ) / e2v(ji+1,jj) |
---|
660 | ! ... square of the norm of grad(v) |
---|
661 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
---|
662 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
---|
663 | zdt = vwbnd(jj,jk,nibm,nitm2) - vwbnd(jj,jk,nibm,nit) |
---|
664 | ! ... i-phase speed ratio (bounded by -1) and save the unbounded phase |
---|
665 | ! velocity ratio no divided by e1f for the tracer radiation |
---|
666 | IF( z4nor2 == 0) THEN |
---|
667 | z4nor2=0.000001 |
---|
668 | endif |
---|
669 | z05cx = zdt * z2dx / z4nor2 |
---|
670 | v_cxwbnd(jj,jk) = z05cx*vwmsk(jj,jk) |
---|
671 | END DO |
---|
672 | END DO |
---|
673 | END DO |
---|
674 | IF( lk_mpp ) CALL mppobc(v_cxwbnd,jpjwd,jpjwf,jpiwob,jpk,2,jpj, numout ) |
---|
675 | |
---|
676 | ! ... extremeties niw0, niw1 |
---|
677 | ij = jpjwd +1 - njmpp |
---|
678 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
679 | DO jk = 1,jpkm1 |
---|
680 | v_cxwbnd(ij,jk) = v_cxwbnd(ij+1 ,jk) |
---|
681 | END DO |
---|
682 | END IF |
---|
683 | ij = jpjwf +1 - njmpp |
---|
684 | IF( ij >= 2 .AND. ij < jpjm1 ) THEN |
---|
685 | DO jk = 1,jpkm1 |
---|
686 | v_cxwbnd(ij,jk) = v_cxwbnd(ij-1 ,jk) |
---|
687 | END DO |
---|
688 | END IF |
---|
689 | |
---|
690 | END IF |
---|
691 | |
---|
692 | END SUBROUTINE obc_rad_west |
---|
693 | |
---|
694 | |
---|
695 | SUBROUTINE obc_rad_north ( kt ) |
---|
696 | !!------------------------------------------------------------------------------ |
---|
697 | !! *** SUBROUTINE obc_rad_north *** |
---|
698 | !! |
---|
699 | !! ** Purpose : |
---|
700 | !! Perform swap of arrays to calculate radiative phase speeds at the open |
---|
701 | !! north boundary and calculate those phase speeds if this OBC is not fixed. |
---|
702 | !! In case of fixed OBC, this subrountine is not called. |
---|
703 | !! |
---|
704 | !! History : |
---|
705 | !! ! 95-03 (J.-M. Molines) Original from SPEM |
---|
706 | !! ! 97-07 (G. Madec, J.-M. Molines) additions |
---|
707 | !! ! 97-12 (M. Imbard) Mpp adaptation |
---|
708 | !! ! 00-06 (J.-M. Molines) |
---|
709 | !! 8.5 ! 02-10 (C. Talandier, A-M. Treguier) Free surface, F90 |
---|
710 | !!------------------------------------------------------------------------------ |
---|
711 | !! * Arguments |
---|
712 | INTEGER, INTENT( in ) :: kt |
---|
713 | |
---|
714 | !! * Local declarations |
---|
715 | INTEGER :: ii |
---|
716 | REAL(wp) :: z05cx, zdt, z4nor2, z2dx, z2dy |
---|
717 | REAL(wp) :: zvcb, zvcbm, zvcbm2 |
---|
718 | !!------------------------------------------------------------------------------ |
---|
719 | |
---|
720 | ! 1. Swap arrays before calculating radiative velocities |
---|
721 | ! ------------------------------------------------------ |
---|
722 | |
---|
723 | ! 1.1 zonal velocity |
---|
724 | ! ------------------- |
---|
725 | |
---|
726 | IF( kt > nit000 .OR. ln_rstart ) THEN |
---|
727 | |
---|
728 | ! ... advance in time (time filter, array swap) |
---|
729 | #if defined key_z_first |
---|
730 | DO ji = 1, jpi |
---|
731 | DO jk = 1, jpkm1 |
---|
732 | #else |
---|
733 | DO jk = 1, jpkm1 |
---|
734 | DO ji = 1, jpi |
---|
735 | #endif |
---|
736 | ! ... fields nitm2 <== nitm |
---|
737 | unbnd(ji,jk,nib ,nitm2) = unbnd(ji,jk,nib ,nitm)*unmsk(ji,jk) |
---|
738 | unbnd(ji,jk,nibm ,nitm2) = unbnd(ji,jk,nibm ,nitm)*unmsk(ji,jk) |
---|
739 | unbnd(ji,jk,nibm2,nitm2) = unbnd(ji,jk,nibm2,nitm)*unmsk(ji,jk) |
---|
740 | END DO |
---|
741 | END DO |
---|
742 | |
---|
743 | DO jj = fs_njn0+1, fs_njn1+1 ! Vector opt. |
---|
744 | #if defined key_z_first |
---|
745 | DO ji = 1, jpi |
---|
746 | DO jk = 1, jpkm1 |
---|
747 | #else |
---|
748 | DO jk = 1, jpkm1 |
---|
749 | DO ji = 1, jpi |
---|
750 | #endif |
---|
751 | unbnd(ji,jk,nib ,nitm) = unbnd(ji,jk,nib, nit)*unmsk(ji,jk) |
---|
752 | unbnd(ji,jk,nibm ,nitm) = unbnd(ji,jk,nibm ,nit)*unmsk(ji,jk) |
---|
753 | unbnd(ji,jk,nibm2,nitm) = unbnd(ji,jk,nibm2,nit)*unmsk(ji,jk) |
---|
754 | ! ... fields nit <== now (kt+1) |
---|
755 | unbnd(ji,jk,nib ,nit) = un(ji,jj, jk)*unmsk(ji,jk) |
---|
756 | unbnd(ji,jk,nibm ,nit) = un(ji,jj-1,jk)*unmsk(ji,jk) |
---|
757 | unbnd(ji,jk,nibm2,nit) = un(ji,jj-2,jk)*unmsk(ji,jk) |
---|
758 | END DO |
---|
759 | END DO |
---|
760 | END DO |
---|
761 | IF( lk_mpp ) CALL mppobc(unbnd,jpind,jpinf,jpjnob+1,jpk*3*3,1,jpi, numout ) |
---|
762 | |
---|
763 | ! ... extremeties njn0,njn1 |
---|
764 | ii = jpind + 1 - nimpp |
---|
765 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
766 | DO jk = 1, jpkm1 |
---|
767 | unbnd(ii,jk,nibm,nitm) = unbnd(ii+1,jk,nibm,nitm) |
---|
768 | END DO |
---|
769 | END IF |
---|
770 | ii = jpinf + 1 - nimpp |
---|
771 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
772 | DO jk = 1, jpkm1 |
---|
773 | unbnd(ii,jk,nibm,nitm) = unbnd(ii-1,jk,nibm,nitm) |
---|
774 | END DO |
---|
775 | END IF |
---|
776 | |
---|
777 | ! 1.2. normal velocity |
---|
778 | ! -------------------- |
---|
779 | |
---|
780 | ! ... advance in time (time filter, array swap) |
---|
781 | #if defined key_z_first |
---|
782 | DO ji = 1, jpi |
---|
783 | DO jk = 1, jpkm1 |
---|
784 | #else |
---|
785 | DO jk = 1, jpkm1 |
---|
786 | DO ji = 1, jpi |
---|
787 | #endif |
---|
788 | ! ... fields nitm2 <== nitm |
---|
789 | vnbnd(ji,jk,nib ,nitm2) = vnbnd(ji,jk,nib ,nitm)*vnmsk(ji,jk) |
---|
790 | vnbnd(ji,jk,nibm ,nitm2) = vnbnd(ji,jk,nibm ,nitm)*vnmsk(ji,jk) |
---|
791 | vnbnd(ji,jk,nibm2,nitm2) = vnbnd(ji,jk,nibm2,nitm)*vnmsk(ji,jk) |
---|
792 | END DO |
---|
793 | END DO |
---|
794 | |
---|
795 | DO jj = fs_njn0, fs_njn1 ! Vector opt. |
---|
796 | #if defined key_z_first |
---|
797 | DO ji = 1, jpi |
---|
798 | DO jk = 1, jpkm1 |
---|
799 | #else |
---|
800 | DO jk = 1, jpkm1 |
---|
801 | DO ji = 1, jpi |
---|
802 | #endif |
---|
803 | vnbnd(ji,jk,nib ,nitm) = vnbnd(ji,jk,nib, nit)*vnmsk(ji,jk) |
---|
804 | vnbnd(ji,jk,nibm ,nitm) = vnbnd(ji,jk,nibm ,nit)*vnmsk(ji,jk) |
---|
805 | vnbnd(ji,jk,nibm2,nitm) = vnbnd(ji,jk,nibm2,nit)*vnmsk(ji,jk) |
---|
806 | ! ... fields nit <== now (kt+1) |
---|
807 | ! ... total or baroclinic velocity at b, bm and bm2 |
---|
808 | zvcb = vn (ji,jj,jk) |
---|
809 | zvcbm = vn (ji,jj-1,jk) |
---|
810 | zvcbm2 = vn (ji,jj-2,jk) |
---|
811 | ! ... fields nit <== now (kt+1) |
---|
812 | vnbnd(ji,jk,nib ,nit) = zvcb *vnmsk(ji,jk) |
---|
813 | vnbnd(ji,jk,nibm ,nit) = zvcbm *vnmsk(ji,jk) |
---|
814 | vnbnd(ji,jk,nibm2,nit) = zvcbm2*vnmsk(ji,jk) |
---|
815 | END DO |
---|
816 | END DO |
---|
817 | END DO |
---|
818 | IF( lk_mpp ) CALL mppobc(vnbnd,jpind,jpinf,jpjnob,jpk*3*3,1,jpi, numout ) |
---|
819 | |
---|
820 | ! ... extremeties njn0,njn1 |
---|
821 | ii = jpind + 1 - nimpp |
---|
822 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
823 | DO jk = 1, jpkm1 |
---|
824 | vnbnd(ii,jk,nibm,nitm) = vnbnd(ii+1,jk,nibm,nitm) |
---|
825 | END DO |
---|
826 | END IF |
---|
827 | ii = jpinf + 1 - nimpp |
---|
828 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
829 | DO jk = 1, jpkm1 |
---|
830 | vnbnd(ii,jk,nibm,nitm) = vnbnd(ii-1,jk,nibm,nitm) |
---|
831 | END DO |
---|
832 | END IF |
---|
833 | |
---|
834 | ! 1.3 Temperature and salinity |
---|
835 | ! ---------------------------- |
---|
836 | |
---|
837 | ! ... advance in time (time filter, array swap) |
---|
838 | #if defined key_z_first |
---|
839 | DO ji = 1, jpi |
---|
840 | DO jk = 1, jpkm1 |
---|
841 | #else |
---|
842 | DO jk = 1, jpkm1 |
---|
843 | DO ji = 1, jpi |
---|
844 | #endif |
---|
845 | ! ... fields nitm <== nit plus time filter at the boundary |
---|
846 | tnbnd(ji,jk,nib ,nitm) = tnbnd(ji,jk,nib,nit)*tnmsk(ji,jk) |
---|
847 | snbnd(ji,jk,nib ,nitm) = snbnd(ji,jk,nib,nit)*tnmsk(ji,jk) |
---|
848 | END DO |
---|
849 | END DO |
---|
850 | |
---|
851 | DO jj = fs_njn0+1, fs_njn1+1 ! Vector opt. |
---|
852 | #if defined key_z_first |
---|
853 | DO ji = 1, jpi |
---|
854 | DO jk = 1, jpkm1 |
---|
855 | #else |
---|
856 | DO jk = 1, jpkm1 |
---|
857 | DO ji = 1, jpi |
---|
858 | #endif |
---|
859 | tnbnd(ji,jk,nibm ,nitm) = tnbnd(ji,jk,nibm ,nit)*tnmsk(ji,jk) |
---|
860 | snbnd(ji,jk,nibm ,nitm) = snbnd(ji,jk,nibm ,nit)*tnmsk(ji,jk) |
---|
861 | ! ... fields nit <== now (kt+1) |
---|
862 | tnbnd(ji,jk,nib ,nit) = tn(ji,jj, jk)*tnmsk(ji,jk) |
---|
863 | tnbnd(ji,jk,nibm ,nit) = tn(ji,jj-1,jk)*tnmsk(ji,jk) |
---|
864 | snbnd(ji,jk,nib ,nit) = sn(ji,jj, jk)*tnmsk(ji,jk) |
---|
865 | snbnd(ji,jk,nibm ,nit) = sn(ji,jj-1,jk)*tnmsk(ji,jk) |
---|
866 | END DO |
---|
867 | END DO |
---|
868 | END DO |
---|
869 | IF( lk_mpp ) CALL mppobc(tnbnd,jpind,jpinf,jpjnob+1,jpk*2*2,1,jpi, numout ) |
---|
870 | IF( lk_mpp ) CALL mppobc(snbnd,jpind,jpinf,jpjnob+1,jpk*2*2,1,jpi, numout ) |
---|
871 | |
---|
872 | ! ... extremeties njn0,njn1 |
---|
873 | ii = jpind + 1 - nimpp |
---|
874 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
875 | DO jk = 1, jpkm1 |
---|
876 | tnbnd(ii,jk,nibm,nitm) = tnbnd(ii+1,jk,nibm,nitm) |
---|
877 | snbnd(ii,jk,nibm,nitm) = snbnd(ii+1,jk,nibm,nitm) |
---|
878 | END DO |
---|
879 | END IF |
---|
880 | ii = jpinf + 1 - nimpp |
---|
881 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
882 | DO jk = 1, jpkm1 |
---|
883 | tnbnd(ii,jk,nibm,nitm) = tnbnd(ii-1,jk,nibm,nitm) |
---|
884 | snbnd(ii,jk,nibm,nitm) = snbnd(ii-1,jk,nibm,nitm) |
---|
885 | END DO |
---|
886 | END IF |
---|
887 | |
---|
888 | END IF ! End of array swap |
---|
889 | |
---|
890 | ! 2 - Calculation of radiation velocities |
---|
891 | ! --------------------------------------- |
---|
892 | |
---|
893 | IF( kt >= nit000 +3 .OR. ln_rstart ) THEN |
---|
894 | |
---|
895 | ! 2.1 Calculate the normal velocity based on phase velocity u_cynbnd |
---|
896 | ! ------------------------------------------------------------------- |
---|
897 | ! |
---|
898 | ! ji-row |
---|
899 | ! | |
---|
900 | ! nib -///u////// jpjnob + 1 |
---|
901 | ! /////|////// |
---|
902 | ! nib -----f----- jpjnob |
---|
903 | ! | |
---|
904 | ! nibm-- u ---- jpjnob |
---|
905 | ! | |
---|
906 | ! nibm -----f----- jpjnob-1 |
---|
907 | ! | |
---|
908 | ! nibm2-- u ---- jpjnob-1 |
---|
909 | ! | |
---|
910 | ! nibm2 -----f----- jpjnob-2 |
---|
911 | ! | |
---|
912 | ! ... radiative condition |
---|
913 | ! ... jpjnob+1,(jpindp1, jpinfm1) |
---|
914 | DO jj = fs_njn0+1, fs_njn1+1 ! Vector opt. |
---|
915 | #if defined key_z_first |
---|
916 | DO ji = 2, jpim1 |
---|
917 | DO jk = 1, jpkm1 |
---|
918 | #else |
---|
919 | DO jk = 1, jpkm1 |
---|
920 | DO ji = 2, jpim1 |
---|
921 | #endif |
---|
922 | ! ... 2* j-gradient of u (f-point i=nibm, time mean) |
---|
923 | z2dx = ( unbnd(ji,jk,nibm ,nit) + unbnd(ji,jk,nibm ,nitm2) & |
---|
924 | - 2.*unbnd(ji,jk,nibm2,nitm)) / e2f(ji,jj-2) |
---|
925 | ! ... 2* i-gradient of u (u-point i=nibm, time nitm) |
---|
926 | z2dy = ( unbnd(ji+1,jk,nibm,nitm) - unbnd(ji-1,jk,nibm,nitm) ) / e1u(ji,jj-1) |
---|
927 | ! ... square of the norm of grad(v) |
---|
928 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
---|
929 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
---|
930 | zdt = unbnd(ji,jk,nibm,nitm2) - unbnd(ji,jk,nibm,nit) |
---|
931 | ! ... i-phase speed ratio (bounded by 1) and save the unbounded phase |
---|
932 | ! velocity ratio no divided by e1f for the tracer radiation |
---|
933 | IF( z4nor2 == 0.) THEN |
---|
934 | z4nor2=.000001 |
---|
935 | END IF |
---|
936 | z05cx = zdt * z2dx / z4nor2 |
---|
937 | u_cynbnd(ji,jk) = z05cx *unmsk(ji,jk) |
---|
938 | END DO |
---|
939 | END DO |
---|
940 | END DO |
---|
941 | IF( lk_mpp ) CALL mppobc(u_cynbnd,jpind,jpinf,jpjnob+1,jpk,1,jpi, numout ) |
---|
942 | |
---|
943 | ! ... extremeties njn0,njn1 |
---|
944 | ii = jpind + 1 - nimpp |
---|
945 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
946 | DO jk = 1, jpkm1 |
---|
947 | u_cynbnd(ii,jk) = u_cynbnd(ii+1,jk) |
---|
948 | END DO |
---|
949 | END IF |
---|
950 | ii = jpinf + 1 - nimpp |
---|
951 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
952 | DO jk = 1, jpkm1 |
---|
953 | u_cynbnd(ii,jk) = u_cynbnd(ii-1,jk) |
---|
954 | END DO |
---|
955 | END IF |
---|
956 | |
---|
957 | ! 2.2 Calculate the normal velocity based on phase velocity v_cynbnd |
---|
958 | ! ------------------------------------------------------------------ |
---|
959 | ! |
---|
960 | ! ji-row ji-row |
---|
961 | ! | |
---|
962 | ! /////|///////////////// |
---|
963 | ! nib -----f----v----f---- jpjnob |
---|
964 | ! | | |
---|
965 | ! nib - u -- T -- u ---- jpjnob |
---|
966 | ! | | |
---|
967 | ! nibm -----f----v----f---- jpjnob-1 |
---|
968 | ! | | |
---|
969 | ! nibm -- u -- T -- u --- jpjnob-1 |
---|
970 | ! | | |
---|
971 | ! nibm2 -----f----v----f---- jpjnob-2 |
---|
972 | ! | | |
---|
973 | ! ... Free surface formulation: |
---|
974 | ! ... radiative conditions on the total part + relaxation toward climatology |
---|
975 | ! ... jpjnob,(jpindp1, jpinfm1) |
---|
976 | DO jj = fs_njn0, fs_njn1 ! Vector opt. |
---|
977 | #if defined key_z_first |
---|
978 | DO ji = 2, jpim1 |
---|
979 | DO jk = 1, jpkm1 |
---|
980 | #else |
---|
981 | DO jk = 1, jpkm1 |
---|
982 | DO ji = 2, jpim1 |
---|
983 | #endif |
---|
984 | ! ... 2* gradj(v) (T-point i=nibm, time mean) |
---|
985 | ii = ji -1 + nimpp |
---|
986 | z2dx = ( vnbnd(ji,jk,nibm ,nit) + vnbnd(ji,jk,nibm ,nitm2) & |
---|
987 | - 2.*vnbnd(ji,jk,nibm2,nitm)) / e2t(ji,jj-1) |
---|
988 | ! ... 2* gradi(v) (v-point i=nibm, time nitm) |
---|
989 | z2dy = ( vnbnd(ji+1,jk,nibm,nitm) - vnbnd(ji-1,jk,nibm,nitm) ) / e1v(ji,jj-1) |
---|
990 | ! ... square of the norm of grad(u) |
---|
991 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
---|
992 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
---|
993 | zdt = vnbnd(ji,jk,nibm,nitm2) - vnbnd(ji,jk,nibm,nit) |
---|
994 | ! ... j-phase speed ratio (bounded by 1) |
---|
995 | IF( z4nor2 == 0. ) THEN |
---|
996 | z4nor2=.00001 |
---|
997 | END IF |
---|
998 | z05cx = zdt * z2dx / z4nor2 |
---|
999 | v_cynbnd(ji,jk)=z05cx *vnmsk(ji,jk) |
---|
1000 | END DO |
---|
1001 | END DO |
---|
1002 | END DO |
---|
1003 | |
---|
1004 | END IF |
---|
1005 | |
---|
1006 | END SUBROUTINE obc_rad_north |
---|
1007 | |
---|
1008 | |
---|
1009 | SUBROUTINE obc_rad_south ( kt ) |
---|
1010 | !!------------------------------------------------------------------------------ |
---|
1011 | !! *** SUBROUTINE obc_rad_south *** |
---|
1012 | !! |
---|
1013 | !! ** Purpose : |
---|
1014 | !! Perform swap of arrays to calculate radiative phase speeds at the open |
---|
1015 | !! south boundary and calculate those phase speeds if this OBC is not fixed. |
---|
1016 | !! In case of fixed OBC, this subrountine is not called. |
---|
1017 | !! |
---|
1018 | !! History : |
---|
1019 | !! ! 95-03 (J.-M. Molines) Original from SPEM |
---|
1020 | !! ! 97-07 (G. Madec, J.-M. Molines) additions |
---|
1021 | !! ! 97-12 (M. Imbard) Mpp adaptation |
---|
1022 | !! ! 00-06 (J.-M. Molines) |
---|
1023 | !! 8.5 ! 02-10 (C. Talandier, A-M. Treguier) Free surface, F90 |
---|
1024 | !!------------------------------------------------------------------------------ |
---|
1025 | !! * Arguments |
---|
1026 | INTEGER, INTENT( in ) :: kt |
---|
1027 | |
---|
1028 | !! * Local declarations |
---|
1029 | INTEGER :: ii |
---|
1030 | REAL(wp) :: z05cx, zdt, z4nor2, z2dx, z2dy |
---|
1031 | REAL(wp) :: zvcb, zvcbm, zvcbm2 |
---|
1032 | !!------------------------------------------------------------------------------ |
---|
1033 | |
---|
1034 | ! 1. Swap arrays before calculating radiative velocities |
---|
1035 | ! ------------------------------------------------------ |
---|
1036 | |
---|
1037 | ! 1.1 zonal velocity |
---|
1038 | ! -------------------- |
---|
1039 | |
---|
1040 | IF( kt > nit000 .OR. ln_rstart ) THEN |
---|
1041 | |
---|
1042 | ! ... advance in time (time filter, array swap) |
---|
1043 | #if defined key_z_first |
---|
1044 | DO ji = 1, jpi |
---|
1045 | DO jk = 1, jpkm1 |
---|
1046 | #else |
---|
1047 | DO jk = 1, jpkm1 |
---|
1048 | DO ji = 1, jpi |
---|
1049 | #endif |
---|
1050 | ! ... fields nitm2 <== nitm |
---|
1051 | usbnd(ji,jk,nib ,nitm2) = usbnd(ji,jk,nib ,nitm)*usmsk(ji,jk) |
---|
1052 | usbnd(ji,jk,nibm ,nitm2) = usbnd(ji,jk,nibm ,nitm)*usmsk(ji,jk) |
---|
1053 | usbnd(ji,jk,nibm2,nitm2) = usbnd(ji,jk,nibm2,nitm)*usmsk(ji,jk) |
---|
1054 | END DO |
---|
1055 | END DO |
---|
1056 | |
---|
1057 | DO jj = fs_njs0, fs_njs1 ! Vector opt. |
---|
1058 | #if defined key_z_first |
---|
1059 | DO ji = 1, jpi |
---|
1060 | DO jk = 1, jpkm1 |
---|
1061 | #else |
---|
1062 | DO jk = 1, jpkm1 |
---|
1063 | DO ji = 1, jpi |
---|
1064 | #endif |
---|
1065 | usbnd(ji,jk,nib ,nitm) = usbnd(ji,jk,nib, nit)*usmsk(ji,jk) |
---|
1066 | usbnd(ji,jk,nibm ,nitm) = usbnd(ji,jk,nibm ,nit)*usmsk(ji,jk) |
---|
1067 | usbnd(ji,jk,nibm2,nitm) = usbnd(ji,jk,nibm2,nit)*usmsk(ji,jk) |
---|
1068 | ! ... fields nit <== now (kt+1) |
---|
1069 | usbnd(ji,jk,nib ,nit) = un(ji,jj ,jk)*usmsk(ji,jk) |
---|
1070 | usbnd(ji,jk,nibm ,nit) = un(ji,jj+1,jk)*usmsk(ji,jk) |
---|
1071 | usbnd(ji,jk,nibm2,nit) = un(ji,jj+2,jk)*usmsk(ji,jk) |
---|
1072 | END DO |
---|
1073 | END DO |
---|
1074 | END DO |
---|
1075 | IF( lk_mpp ) CALL mppobc(usbnd,jpisd,jpisf,jpjsob,jpk*3*3,1,jpi, numout ) |
---|
1076 | |
---|
1077 | ! ... extremeties njs0,njs1 |
---|
1078 | ii = jpisd + 1 - nimpp |
---|
1079 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1080 | DO jk = 1, jpkm1 |
---|
1081 | usbnd(ii,jk,nibm,nitm) = usbnd(ii+1,jk,nibm,nitm) |
---|
1082 | END DO |
---|
1083 | END IF |
---|
1084 | ii = jpisf + 1 - nimpp |
---|
1085 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1086 | DO jk = 1, jpkm1 |
---|
1087 | usbnd(ii,jk,nibm,nitm) = usbnd(ii-1,jk,nibm,nitm) |
---|
1088 | END DO |
---|
1089 | END IF |
---|
1090 | |
---|
1091 | ! 1.2 normal velocity |
---|
1092 | ! ------------------- |
---|
1093 | |
---|
1094 | !.. advance in time (time filter, array swap) |
---|
1095 | #if defined key_z_first |
---|
1096 | DO ji = 1, jpi |
---|
1097 | DO jk = 1, jpkm1 |
---|
1098 | #else |
---|
1099 | DO jk = 1, jpkm1 |
---|
1100 | DO ji = 1, jpi |
---|
1101 | #endif |
---|
1102 | ! ... fields nitm2 <== nitm |
---|
1103 | vsbnd(ji,jk,nib ,nitm2) = vsbnd(ji,jk,nib ,nitm)*vsmsk(ji,jk) |
---|
1104 | vsbnd(ji,jk,nibm ,nitm2) = vsbnd(ji,jk,nibm ,nitm)*vsmsk(ji,jk) |
---|
1105 | END DO |
---|
1106 | END DO |
---|
1107 | |
---|
1108 | DO jj = fs_njs0, fs_njs1 ! Vector opt. |
---|
1109 | #if defined key_z_first |
---|
1110 | DO ji = 1, jpi |
---|
1111 | DO jk = 1, jpkm1 |
---|
1112 | #else |
---|
1113 | DO jk = 1, jpkm1 |
---|
1114 | DO ji = 1, jpi |
---|
1115 | #endif |
---|
1116 | vsbnd(ji,jk,nib ,nitm) = vsbnd(ji,jk,nib, nit)*vsmsk(ji,jk) |
---|
1117 | vsbnd(ji,jk,nibm ,nitm) = vsbnd(ji,jk,nibm ,nit)*vsmsk(ji,jk) |
---|
1118 | vsbnd(ji,jk,nibm2,nitm) = vsbnd(ji,jk,nibm2,nit)*vsmsk(ji,jk) |
---|
1119 | ! ... total or baroclinic velocity at b, bm and bm2 |
---|
1120 | zvcb = vn (ji,jj,jk) |
---|
1121 | zvcbm = vn (ji,jj+1,jk) |
---|
1122 | zvcbm2 = vn (ji,jj+2,jk) |
---|
1123 | ! ... fields nit <== now (kt+1) |
---|
1124 | vsbnd(ji,jk,nib ,nit) = zvcb *vsmsk(ji,jk) |
---|
1125 | vsbnd(ji,jk,nibm ,nit) = zvcbm *vsmsk(ji,jk) |
---|
1126 | vsbnd(ji,jk,nibm2,nit) = zvcbm2 *vsmsk(ji,jk) |
---|
1127 | END DO |
---|
1128 | END DO |
---|
1129 | END DO |
---|
1130 | IF( lk_mpp ) CALL mppobc(vsbnd,jpisd,jpisf,jpjsob,jpk*3*3,1,jpi, numout ) |
---|
1131 | |
---|
1132 | ! ... extremeties njs0,njs1 |
---|
1133 | ii = jpisd + 1 - nimpp |
---|
1134 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1135 | DO jk = 1, jpkm1 |
---|
1136 | vsbnd(ii,jk,nibm,nitm) = vsbnd(ii+1,jk,nibm,nitm) |
---|
1137 | END DO |
---|
1138 | END IF |
---|
1139 | ii = jpisf + 1 - nimpp |
---|
1140 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1141 | DO jk = 1, jpkm1 |
---|
1142 | vsbnd(ii,jk,nibm,nitm) = vsbnd(ii-1,jk,nibm,nitm) |
---|
1143 | END DO |
---|
1144 | END IF |
---|
1145 | |
---|
1146 | ! 1.3 Temperature and salinity |
---|
1147 | ! ---------------------------- |
---|
1148 | |
---|
1149 | ! ... advance in time (time filter, array swap) |
---|
1150 | #if defined key_z_first |
---|
1151 | DO ji = 1, jpi |
---|
1152 | DO jk = 1, jpkm1 |
---|
1153 | #else |
---|
1154 | DO jk = 1, jpkm1 |
---|
1155 | DO ji = 1, jpi |
---|
1156 | #endif |
---|
1157 | ! ... fields nitm <== nit plus time filter at the boundary |
---|
1158 | tsbnd(ji,jk,nib,nitm) = tsbnd(ji,jk,nib,nit)*tsmsk(ji,jk) |
---|
1159 | ssbnd(ji,jk,nib,nitm) = ssbnd(ji,jk,nib,nit)*tsmsk(ji,jk) |
---|
1160 | END DO |
---|
1161 | END DO |
---|
1162 | |
---|
1163 | DO jj = fs_njs0, fs_njs1 ! Vector opt. |
---|
1164 | #if defined key_z_first |
---|
1165 | DO ji = 1, jpi |
---|
1166 | DO jk = 1, jpkm1 |
---|
1167 | #else |
---|
1168 | DO jk = 1, jpkm1 |
---|
1169 | DO ji = 1, jpi |
---|
1170 | #endif |
---|
1171 | tsbnd(ji,jk,nibm ,nitm) = tsbnd(ji,jk,nibm ,nit)*tsmsk(ji,jk) |
---|
1172 | ssbnd(ji,jk,nibm ,nitm) = ssbnd(ji,jk,nibm ,nit)*tsmsk(ji,jk) |
---|
1173 | ! ... fields nit <== now (kt+1) |
---|
1174 | tsbnd(ji,jk,nib ,nit) = tn(ji,jj ,jk)*tsmsk(ji,jk) |
---|
1175 | tsbnd(ji,jk,nibm ,nit) = tn(ji,jj+1 ,jk)*tsmsk(ji,jk) |
---|
1176 | ssbnd(ji,jk,nib ,nit) = sn(ji,jj ,jk)*tsmsk(ji,jk) |
---|
1177 | ssbnd(ji,jk,nibm ,nit) = sn(ji,jj+1 ,jk)*tsmsk(ji,jk) |
---|
1178 | END DO |
---|
1179 | END DO |
---|
1180 | END DO |
---|
1181 | IF( lk_mpp ) CALL mppobc(tsbnd,jpisd,jpisf,jpjsob,jpk*2*2,1,jpi, numout ) |
---|
1182 | IF( lk_mpp ) CALL mppobc(ssbnd,jpisd,jpisf,jpjsob,jpk*2*2,1,jpi, numout ) |
---|
1183 | |
---|
1184 | ! ... extremeties njs0,njs1 |
---|
1185 | ii = jpisd + 1 - nimpp |
---|
1186 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1187 | DO jk = 1, jpkm1 |
---|
1188 | tsbnd(ii,jk,nibm,nitm) = tsbnd(ii+1,jk,nibm,nitm) |
---|
1189 | ssbnd(ii,jk,nibm,nitm) = ssbnd(ii+1,jk,nibm,nitm) |
---|
1190 | END DO |
---|
1191 | END IF |
---|
1192 | ii = jpisf + 1 - nimpp |
---|
1193 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1194 | DO jk = 1, jpkm1 |
---|
1195 | tsbnd(ii,jk,nibm,nitm) = tsbnd(ii-1,jk,nibm,nitm) |
---|
1196 | ssbnd(ii,jk,nibm,nitm) = ssbnd(ii-1,jk,nibm,nitm) |
---|
1197 | END DO |
---|
1198 | END IF |
---|
1199 | |
---|
1200 | END IF ! End of array swap |
---|
1201 | |
---|
1202 | ! 2 - Calculation of radiation velocities |
---|
1203 | ! --------------------------------------- |
---|
1204 | |
---|
1205 | IF( kt >= nit000 +3 .OR. ln_rstart ) THEN |
---|
1206 | |
---|
1207 | ! 2.1 Calculate the normal velocity based on phase velocity u_cysbnd |
---|
1208 | ! ------------------------------------------------------------------- |
---|
1209 | ! |
---|
1210 | ! ji-row |
---|
1211 | ! | |
---|
1212 | ! nibm2 -----f----- jpjsob +2 |
---|
1213 | ! | |
---|
1214 | ! nibm2 -- u ----- jpjsob +2 |
---|
1215 | ! | |
---|
1216 | ! nibm -----f----- jpjsob +1 |
---|
1217 | ! | |
---|
1218 | ! nibm -- u ----- jpjsob +1 |
---|
1219 | ! | |
---|
1220 | ! nib -----f----- jpjsob |
---|
1221 | ! /////|////// |
---|
1222 | ! nib ////u///// jpjsob |
---|
1223 | ! |
---|
1224 | ! ... radiative condition plus Raymond-Kuo |
---|
1225 | ! ... jpjsob,(jpisdp1, jpisfm1) |
---|
1226 | DO jj = fs_njs0, fs_njs1 ! Vector opt. |
---|
1227 | #if defined key_z_first |
---|
1228 | DO ji = 2, jpim1 |
---|
1229 | DO jk = 1, jpkm1 |
---|
1230 | #else |
---|
1231 | DO jk = 1, jpkm1 |
---|
1232 | DO ji = 2, jpim1 |
---|
1233 | #endif |
---|
1234 | ! ... 2* j-gradient of u (f-point i=nibm, time mean) |
---|
1235 | z2dx = (- usbnd(ji,jk,nibm ,nit) - usbnd(ji,jk,nibm ,nitm2) & |
---|
1236 | + 2.*usbnd(ji,jk,nibm2,nitm) ) / e2f(ji,jj+1) |
---|
1237 | ! ... 2* i-gradient of u (u-point i=nibm, time nitm) |
---|
1238 | z2dy = ( usbnd(ji+1,jk,nibm,nitm) - usbnd(ji-1,jk,nibm,nitm) ) / e1u(ji, jj+1) |
---|
1239 | ! ... square of the norm of grad(v) |
---|
1240 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
---|
1241 | IF( z4nor2 == 0.) THEN |
---|
1242 | z4nor2 = 0.000001 |
---|
1243 | END IF |
---|
1244 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
---|
1245 | zdt = usbnd(ji,jk,nibm,nitm2) - usbnd(ji,jk,nibm,nit) |
---|
1246 | ! ... i-phase speed ratio (bounded by -1) and save the unbounded phase |
---|
1247 | ! velocity ratio no divided by e1f for the tracer radiation |
---|
1248 | z05cx = zdt * z2dx / z4nor2 |
---|
1249 | u_cysbnd(ji,jk) = z05cx*usmsk(ji,jk) |
---|
1250 | END DO |
---|
1251 | END DO |
---|
1252 | END DO |
---|
1253 | IF( lk_mpp ) CALL mppobc(u_cysbnd,jpisd,jpisf,jpjsob,jpk,1,jpi, numout ) |
---|
1254 | |
---|
1255 | ! ... extremeties njs0,njs1 |
---|
1256 | ii = jpisd + 1 - nimpp |
---|
1257 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1258 | DO jk = 1, jpkm1 |
---|
1259 | u_cysbnd(ii,jk) = u_cysbnd(ii+1,jk) |
---|
1260 | END DO |
---|
1261 | END IF |
---|
1262 | ii = jpisf + 1 - nimpp |
---|
1263 | IF( ii >= 2 .AND. ii < jpim1 ) THEN |
---|
1264 | DO jk = 1, jpkm1 |
---|
1265 | u_cysbnd(ii,jk) = u_cysbnd(ii-1,jk) |
---|
1266 | END DO |
---|
1267 | END IF |
---|
1268 | |
---|
1269 | ! 2.2 Calculate the normal velocity based on phase velocity v_cysbnd |
---|
1270 | ! ------------------------------------------------------------------- |
---|
1271 | ! |
---|
1272 | ! ji-row ji-row |
---|
1273 | ! | | |
---|
1274 | ! nibm2 -----f----v----f---- jpjsob+2 |
---|
1275 | ! | | |
---|
1276 | ! nibm - u -- T -- u ---- jpjsob+2 |
---|
1277 | ! | | |
---|
1278 | ! nibm -----f----v----f---- jpjsob+1 |
---|
1279 | ! | | |
---|
1280 | ! nib -- u -- T -- u --- jpjsob+1 |
---|
1281 | ! | | |
---|
1282 | ! nib -----f----v----f---- jpjsob |
---|
1283 | ! ///////////////////// |
---|
1284 | ! |
---|
1285 | ! ... Free surface formulation: |
---|
1286 | ! ... radiative conditions on the total part + relaxation toward climatology |
---|
1287 | ! ... jpjsob,(jpisdp1,jpisfm1) |
---|
1288 | DO jj = fs_njs0, fs_njs1 ! Vector opt. |
---|
1289 | #if defined key_z_first |
---|
1290 | DO ji = 2, jpim1 |
---|
1291 | DO jk = 1, jpkm1 |
---|
1292 | #else |
---|
1293 | DO jk = 1, jpkm1 |
---|
1294 | DO ji = 2, jpim1 |
---|
1295 | #endif |
---|
1296 | ! ... 2* gradj(v) (T-point i=nibm, time mean) |
---|
1297 | z2dx = ( - vsbnd(ji,jk,nibm ,nit) - vsbnd(ji,jk,nibm ,nitm2) & |
---|
1298 | + 2.*vsbnd(ji,jk,nibm2,nitm) ) / e2t(ji,jj+1) |
---|
1299 | ! ... 2* gradi(v) (v-point i=nibm, time nitm) |
---|
1300 | z2dy = ( vsbnd(ji+1,jk,nibm,nitm) - vsbnd(ji-1,jk,nibm,nitm) ) / e1v(ji,jj+1) |
---|
1301 | ! ... square of the norm of grad(u) |
---|
1302 | z4nor2 = z2dx * z2dx + z2dy * z2dy |
---|
1303 | IF( z4nor2 == 0.) THEN |
---|
1304 | z4nor2 = 0.000001 |
---|
1305 | END IF |
---|
1306 | ! ... minus time derivative (leap-frog) at nibm, without / 2 dt |
---|
1307 | zdt = vsbnd(ji,jk,nibm,nitm2) - vsbnd(ji,jk,nibm,nit) |
---|
1308 | ! ... j-phase speed ratio (bounded by -1) |
---|
1309 | z05cx = zdt * z2dx / z4nor2 |
---|
1310 | v_cysbnd(ji,jk)=z05cx*vsmsk(ji,jk) |
---|
1311 | END DO |
---|
1312 | END DO |
---|
1313 | END DO |
---|
1314 | |
---|
1315 | ENDIF |
---|
1316 | |
---|
1317 | END SUBROUTINE obc_rad_south |
---|
1318 | |
---|
1319 | #else |
---|
1320 | !!================================================================================= |
---|
1321 | !! *** MODULE obcrad *** |
---|
1322 | !! Ocean dynamic : Phase velocities for each open boundary |
---|
1323 | !!================================================================================= |
---|
1324 | CONTAINS |
---|
1325 | SUBROUTINE obc_rad( kt ) ! No open boundaries ==> empty routine |
---|
1326 | INTEGER, INTENT(in) :: kt |
---|
1327 | WRITE(*,*) 'obc_rad: You should not have seen this print! error?', kt |
---|
1328 | END SUBROUTINE obc_rad |
---|
1329 | #endif |
---|
1330 | |
---|
1331 | END MODULE obcrad |
---|