1 | MODULE cla |
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2 | !!====================================================================== |
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3 | !! *** MODULE cla *** |
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4 | !! Cross Land Advection : specific update of the horizontal divergence, |
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5 | !! tracer trends and after velocity |
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6 | !! |
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7 | !! --- Specific to ORCA_R2 --- |
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8 | !! |
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9 | !!====================================================================== |
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10 | !! History : 1.0 ! 2002-11 (A. Bozec) Original code |
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11 | !! 3.2 ! 2009-07 (G. Madec) merge cla, cla_div, tra_cla, cla_dynspg |
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12 | !! ! and correct a mpp bug reported by A.R. Porter |
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13 | !!---------------------------------------------------------------------- |
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14 | !! cla_div : update of horizontal divergence at cla straits |
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15 | !! tra_cla : update of tracers at cla straits |
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16 | !! cla_dynspg : update of after horizontal velocities at cla straits |
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17 | !! cla_init : initialisation - control check |
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18 | !! cla_bab_el_mandeb : cross land advection for Bab-el-mandeb strait |
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19 | !! cla_gibraltar : cross land advection for Gibraltar strait |
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20 | !! cla_hormuz : cross land advection for Hormuz strait |
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21 | !!---------------------------------------------------------------------- |
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22 | USE oce ! ocean dynamics and tracers |
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23 | USE dom_oce ! ocean space and time domain |
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24 | USE sbc_oce ! surface boundary condition: ocean |
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25 | USE dynspg_oce ! ocean dynamics: surface pressure gradient variables |
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26 | USE in_out_manager ! I/O manager |
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27 | USE lib_mpp ! distributed memory computing library |
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28 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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29 | USE lib_mpp ! MPP library |
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30 | |
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31 | IMPLICIT NONE |
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32 | PRIVATE |
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33 | |
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34 | PUBLIC cla_init ! routine called by opa.F90 |
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35 | PUBLIC cla_div ! routine called by divcur.F90 |
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36 | PUBLIC cla_traadv ! routine called by traadv.F90 |
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37 | PUBLIC cla_dynspg ! routine called by dynspg_flt.F90 |
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38 | |
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39 | INTEGER :: nbab, ngib, nhor ! presence or not of required grid-point on local domain |
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40 | ! ! for Bab-el-Mandeb, Gibraltar, and Hormuz straits |
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41 | |
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42 | ! ! fixed part ! time evolving !!! profile of hdiv for some straits |
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43 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_139_101, hdiv_139_101_kt ! Gibraltar (i,j)=(172,101) |
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44 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_139_102 ! Gibraltar (i,j)=(139,102) |
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45 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_141_102, hdiv_141_102_kt ! Gibraltar (i,j)=(141,102) |
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46 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_161_88 , hdiv_161_88_kt ! Bab-el-Mandeb (i,j)=(161,88) |
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47 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_161_87 ! Bab-el-Mandeb (i,j)=(161,87) |
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48 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_160_89 , hdiv_160_89_kt ! Bab-el-Mandeb (i,j)=(160,89) |
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49 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_172_94 ! Hormuz (i,j)=(172, 94) |
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50 | |
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51 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: t_171_94_hor, s_171_94_hor ! Temperature, salinity in Hormuz strait |
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52 | |
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53 | !! * Substitutions |
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54 | # include "domzgr_substitute.h90" |
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55 | !!---------------------------------------------------------------------- |
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56 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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57 | !! $Id$ |
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58 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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59 | !!---------------------------------------------------------------------- |
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60 | CONTAINS |
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61 | |
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62 | SUBROUTINE cla_div( kt ) |
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63 | !!---------------------------------------------------------------------- |
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64 | !! *** ROUTINE div_cla *** |
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65 | !! |
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66 | !! ** Purpose : update the horizontal divergence of the velocity field |
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67 | !! at some straits ( Gibraltar, Bab el Mandeb and Hormuz ). |
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68 | !! |
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69 | !! ** Method : - first time-step: initialisation of cla |
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70 | !! - all time-step: using imposed transport at each strait, |
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71 | !! the now horizontal divergence is updated |
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72 | !! |
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73 | !! ** Action : phdivn updted now horizontal divergence at cla straits |
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74 | !!---------------------------------------------------------------------- |
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75 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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76 | !!---------------------------------------------------------------------- |
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77 | ! |
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78 | IF( kt == nit000 ) THEN |
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79 | ! |
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80 | CALL cla_init ! control check |
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81 | ! |
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82 | IF(lwp) WRITE(numout,*) |
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83 | IF(lwp) WRITE(numout,*) 'div_cla : cross land advection on hdiv ' |
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84 | IF(lwp) WRITE(numout,*) '~~~~~~~~' |
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85 | ! |
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86 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('ini') ! Bab el Mandeb ( Red Sea - Indian ocean ) |
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87 | IF( ngib == 1 ) CALL cla_gibraltar ('ini') ! Gibraltar strait (Med Sea - Atlantic ocean) |
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88 | IF( nhor == 1 ) CALL cla_hormuz ('ini') ! Hormuz Strait ( Persian Gulf - Indian ocean ) |
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89 | ! |
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90 | ENDIF |
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91 | ! |
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92 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('div') ! Bab el Mandeb ( Red Sea - Indian ocean ) |
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93 | IF( ngib == 1 ) CALL cla_gibraltar ('div') ! Gibraltar strait (Med Sea - Atlantic ocean) |
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94 | IF( nhor == 1 ) CALL cla_hormuz ('div') ! Hormuz Strait ( Persian Gulf - Indian ocean ) |
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95 | ! |
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96 | !!gm lbc useless here, no? |
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97 | !!gm CALL lbc_lnk( hdivn, 'T', 1. ) ! Lateral boundary conditions on hdivn |
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98 | ! |
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99 | END SUBROUTINE cla_div |
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100 | |
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101 | |
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102 | SUBROUTINE cla_traadv( kt ) |
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103 | !!---------------------------------------------------------------------- |
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104 | !! *** ROUTINE tra_cla *** |
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105 | !! |
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106 | !! ** Purpose : Update the now trend due to the advection of tracers |
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107 | !! and add it to the general trend of passive tracer equations |
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108 | !! at some straits ( Bab el Mandeb, Gibraltar, Hormuz ). |
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109 | !! |
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110 | !! ** Method : using both imposed transport at each strait and T & S |
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111 | !! budget, the now tracer trends is updated |
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112 | !! |
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113 | !! ** Action : (ta,sa) updated now tracer trends at cla straits |
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114 | !!---------------------------------------------------------------------- |
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115 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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116 | !!---------------------------------------------------------------------- |
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117 | ! |
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118 | IF( kt == nit000 ) THEN |
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119 | IF(lwp) WRITE(numout,*) |
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120 | IF(lwp) WRITE(numout,*) 'tra_cla : cross land advection on tracers ' |
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121 | IF(lwp) WRITE(numout,*) '~~~~~~~~' |
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122 | ENDIF |
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123 | ! |
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124 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('tra') ! Bab el Mandeb strait |
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125 | IF( ngib == 1 ) CALL cla_gibraltar ('tra') ! Gibraltar strait |
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126 | IF( nhor == 1 ) CALL cla_hormuz ('tra') ! Hormuz Strait ( Persian Gulf) |
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127 | ! |
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128 | END SUBROUTINE cla_traadv |
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129 | |
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130 | |
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131 | SUBROUTINE cla_dynspg( kt ) |
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132 | !!---------------------------------------------------------------------- |
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133 | !! *** ROUTINE cla_dynspg *** |
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134 | !! |
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135 | !! ** Purpose : Update the after velocity at some straits |
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136 | !! (Bab el Mandeb, Gibraltar, Hormuz). |
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137 | !! |
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138 | !! ** Method : required to compute the filtered surface pressure gradient |
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139 | !! |
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140 | !! ** Action : (ua,va) after velocity at the cla straits |
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141 | !!---------------------------------------------------------------------- |
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142 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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143 | !!---------------------------------------------------------------------- |
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144 | ! |
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145 | IF( kt == nit000 ) THEN |
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146 | IF(lwp) WRITE(numout,*) |
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147 | IF(lwp) WRITE(numout,*) 'cla_dynspg : cross land advection on (ua,va) ' |
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148 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~' |
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149 | ENDIF |
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150 | ! |
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151 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('spg') ! Bab el Mandeb strait |
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152 | IF( ngib == 1 ) CALL cla_gibraltar ('spg') ! Gibraltar strait |
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153 | IF( nhor == 1 ) CALL cla_hormuz ('spg') ! Hormuz Strait ( Persian Gulf) |
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154 | ! |
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155 | !!gm lbc is needed here, not? |
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156 | !!gm CALL lbc_lnk( hdivn, 'U', -1. ) ; CALL lbc_lnk( hdivn, 'V', -1. ) ! Lateral boundary conditions |
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157 | ! |
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158 | END SUBROUTINE cla_dynspg |
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159 | |
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160 | |
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161 | SUBROUTINE cla_init |
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162 | !! ------------------------------------------------------------------- |
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163 | !! *** ROUTINE cla_init *** |
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164 | !! |
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165 | !! ** Purpose : control check for mpp computation |
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166 | !! |
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167 | !! ** Method : - All the strait grid-points must be inside one of the |
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168 | !! local domain interior for the cla advection to work |
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169 | !! properly in mpp (i.e. inside (2:jpim1,2:jpjm1) ). |
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170 | !! Define the corresponding indicators (nbab, ngib, nhor) |
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171 | !! - The profiles of cross-land fluxes are currently hard |
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172 | !! coded for L31 levels. Stop if jpk/=31 |
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173 | !! |
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174 | !! ** Action : nbab, ngib, nhor strait inside the local domain or not |
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175 | !!--------------------------------------------------------------------- |
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176 | REAL(wp) :: ztemp ! local scalar |
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177 | INTEGER :: ierr ! local integer |
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178 | !!--------------------------------------------------------------------- |
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179 | ! |
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180 | IF(lwp) WRITE(numout,*) |
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181 | IF(lwp) WRITE(numout,*) 'cla_init : cross land advection initialisation ' |
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182 | IF(lwp) WRITE(numout,*) '~~~~~~~~~' |
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183 | ! |
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184 | ! ! Allocate arrays for this module |
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185 | ALLOCATE( hdiv_139_101(jpk) , hdiv_139_101_kt(jpk) , & ! Gibraltar |
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186 | & hdiv_139_102(jpk) , & |
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187 | & hdiv_141_102(jpk) , hdiv_141_102_kt(jpk) , & |
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188 | & hdiv_161_88 (jpk) , hdiv_161_88_kt (jpk) , & ! Bab-el-Mandeb |
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189 | & hdiv_161_87 (jpk) , & |
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190 | & hdiv_160_89 (jpk) , hdiv_160_89_kt (jpk) , & ! Hormuz |
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191 | & hdiv_172_94 (jpk) , & |
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192 | & t_171_94_hor(jpk) , s_171_94_hor (jpk) , STAT=ierr ) |
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193 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
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194 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'cla_init: unable to allocate arrays' ) |
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195 | ! |
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196 | IF( .NOT.lk_dynspg_flt ) CALL ctl_stop( 'cla_init: Cross Land Advection works only with lk_dynspg_flt=T ' ) |
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197 | ! |
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198 | IF( lk_vvl ) CALL ctl_stop( 'cla_init: Cross Land Advection does not work with lk_vvl=T option' ) |
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199 | ! |
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200 | IF( jpk /= 31 ) CALL ctl_stop( 'cla_init: Cross Land Advection hard coded for ORCA_R2_L31' ) |
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201 | ! |
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202 | ! _|_______|_______|_ |
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203 | ! 89 | |///////| |
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204 | ! _|_______|_______|_ |
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205 | ! ------------------------ ! 88 |///////| | |
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206 | ! Bab el Mandeb strait ! _|_______|_______|_ |
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207 | ! ------------------------ ! 87 |///////| | |
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208 | ! _|_______|_______|_ |
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209 | ! | 160 | 161 | |
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210 | ! |
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211 | ! The 6 Bab el Mandeb grid-points must be inside one of the interior of the |
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212 | ! local domain for the cla advection to work properly (i.e. (2:jpim1,2:jpjm1) |
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213 | nbab = 0 |
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214 | IF( ( 1 <= mj0( 88) .AND. mj1( 89) <= jpj ) .AND. & !* (161,89), (161,88) and (161,88) on the local pocessor |
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215 | & ( 1 <= mi0(160) .AND. mi1(161) <= jpi ) ) nbab = 1 |
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216 | ! |
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217 | ! test if there is no local domain that includes all required grid-points |
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218 | ztemp = REAL( nbab ) |
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219 | IF( lk_mpp ) CALL mpp_sum( ztemp ) ! sum with other processors value |
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220 | IF( ztemp == 0 ) THEN ! Only 2 points in each direction, this should never be a problem |
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221 | CALL ctl_stop( ' cross land advection at Bab-el_Mandeb does not work with your processor cutting: change it' ) |
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222 | ENDIF |
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223 | ! ___________________________ |
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224 | ! ------------------------ ! 102 | |///////| | |
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225 | ! Gibraltar strait ! _|_______|_______|_______|_ |
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226 | ! ------------------------ ! 101 | |///////| | |
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227 | ! _|_______|_______|_______|_ |
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228 | ! | 139 | 140 | 141 | |
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229 | ! |
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230 | ! The 6 Gibraltar grid-points must be inside one of the interior of the |
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231 | ! local domain for the cla advection to work properly (i.e. (2:jpim1,2:jpjm1) |
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232 | ngib = 0 |
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233 | IF( ( 2 <= mj0(101) .AND. mj1(102) <= jpjm1 ) .AND. & !* (139:141,101:102) on the local pocessor |
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234 | & ( 2 <= mi0(139) .AND. mi1(141) <= jpim1 ) ) ngib = 1 |
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235 | ! |
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236 | ! test if there is no local domain that includes all required grid-points |
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237 | ztemp = REAL( ngib ) |
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238 | IF( lk_mpp ) CALL mpp_sum( ztemp ) ! sum with other processors value |
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239 | IF( ztemp == 0 ) THEN ! 3 points in i-direction, this may be a problem with some cutting |
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240 | CALL ctl_stop( ' cross land advection at Gibraltar does not work with your processor cutting: change it' ) |
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241 | ENDIF |
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242 | ! _______________ |
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243 | ! ------------------------ ! 94 |/////| | |
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244 | ! Hormuz strait ! _|_____|_____|_ |
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245 | ! ------------------------ ! 171 172 |
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246 | ! |
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247 | ! The 2 Hormuz grid-points must be inside one of the interior of the |
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248 | ! local domain for the cla advection to work properly (i.e. (2:jpim1,2:jpjm1) |
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249 | nhor = 0 |
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250 | IF( 2 <= mj0( 94) .AND. mj1( 94) <= jpjm1 .AND. & |
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251 | & 2 <= mi0(171) .AND. mi1(172) <= jpim1 ) nhor = 1 |
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252 | ! |
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253 | ! test if there is no local domain that includes all required grid-points |
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254 | ztemp = REAL( nhor ) |
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255 | IF( lk_mpp ) CALL mpp_sum( ztemp ) ! sum with other processors value |
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256 | IF( ztemp == 0 ) THEN ! 3 points in i-direction, this may be a problem with some cutting |
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257 | CALL ctl_stop( ' cross land advection at Hormuz does not work with your processor cutting: change it' ) |
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258 | ENDIF |
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259 | ! |
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260 | END SUBROUTINE cla_init |
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261 | |
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262 | |
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263 | SUBROUTINE cla_bab_el_mandeb( cd_td ) |
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264 | !!---------------------------------------------------------------------- |
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265 | !! *** ROUTINE cla_bab_el_mandeb *** |
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266 | !! |
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267 | !! ** Purpose : update the now horizontal divergence, the tracer tendancy |
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268 | !! and the after velocity in vicinity of Bab el Mandeb ( Red Sea - Indian ocean). |
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269 | !! |
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270 | !! ** Method : compute the exchanges at each side of the strait : |
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271 | !! |
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272 | !! surf. zio_flow |
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273 | !! (+ balance of emp) /\ |\\\\\\\\\\\| |
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274 | !! || |\\\\\\\\\\\| |
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275 | !! deep zio_flow || |\\\\\\\\\\\| |
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276 | !! | || || |\\\\\\\\\\\| |
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277 | !! 89 | || || |\\\\\\\\\\\| |
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278 | !! |__\/_v_||__|____________ |
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279 | !! !\\\\\\\\\\\| surf. zio_flow |
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280 | !! |\\\\\\\\\\\|<=== (+ balance of emp) |
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281 | !! |\\\\\\\\\\\u |
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282 | !! 88 |\\\\\\\\\\\|<--- deep zrecirc (upper+deep at 2 different levels) |
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283 | !! |___________|__________ |
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284 | !! !\\\\\\\\\\\| |
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285 | !! |\\\\\\\\\\\| ---\ deep zrecirc (upper+deep) |
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286 | !! 87 !\\\\\\\\\\\u ===/ + deep zio_flow (all at the same level) |
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287 | !! !\\\\\\\\\\\| |
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288 | !! !___________|__________ |
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289 | !! 160 161 |
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290 | !! |
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291 | !!---------------------------------------------------------------------- |
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292 | CHARACTER(len=1), INTENT(in) :: cd_td ! ='div' update the divergence |
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293 | ! ! ='tra' update the tracers |
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294 | ! ! ='spg' update after velocity |
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295 | INTEGER :: ji, jj, jk ! dummy loop indices |
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296 | REAL(wp) :: zemp_red ! temporary scalar |
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297 | REAL(wp) :: zio_flow, zrecirc_upp, zrecirc_mid, zrecirc_bot |
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298 | !!--------------------------------------------------------------------- |
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299 | ! |
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300 | SELECT CASE( cd_td ) |
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301 | ! ! ---------------- ! |
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302 | CASE( 'ini' ) ! initialisation ! |
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303 | ! ! ---------------- ! |
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304 | ! |
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305 | zio_flow = 0.4e6 ! imposed in/out flow |
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306 | zrecirc_upp = 0.2e6 ! imposed upper recirculation water |
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307 | zrecirc_bot = 0.5e6 ! imposed bottom recirculation water |
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308 | |
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309 | hdiv_161_88(:) = 0.e0 ! (161,88) Gulf of Aden side, north point |
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310 | hdiv_161_87(:) = 0.e0 ! (161,87) Gulf of Aden side, south point |
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311 | hdiv_160_89(:) = 0.e0 ! (160,89) Red sea side |
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312 | |
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313 | DO jj = mj0(88), mj1(88) !** profile of hdiv at (161,88) (Gulf of Aden side, north point) |
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314 | DO ji = mi0(161), mi1(161) !------------------------------ |
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315 | DO jk = 1, 8 ! surface in/out flow (Ind -> Red) (div >0) |
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316 | hdiv_161_88(jk) = + zio_flow / ( 8. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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317 | END DO |
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318 | ! ! recirculation water (Ind -> Red) (div >0) |
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319 | hdiv_161_88(20) = + zrecirc_upp / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,20) ) |
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320 | hdiv_161_88(21) = + ( zrecirc_bot - zrecirc_upp ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,21) ) |
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321 | END DO |
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322 | END DO |
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323 | ! |
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324 | DO jj = mj0(87), mj1(87) !** profile of hdiv at (161,88) (Gulf of Aden side, south point) |
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325 | DO ji = mi0(161), mi1(161) !------------------------------ |
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326 | ! ! deep out flow + recirculation (Red -> Ind) (div <0) |
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327 | hdiv_161_87(21) = - ( zio_flow + zrecirc_bot ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,21) ) |
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328 | END DO |
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329 | END DO |
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330 | ! |
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331 | DO jj = mj0(89), mj1(89) !** profile of hdiv at (161,88) (Red sea side) |
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332 | DO ji = mi0(160), mi1(160) !------------------------------ |
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333 | DO jk = 1, 8 ! surface inflow (Ind -> Red) (div <0) |
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334 | hdiv_160_89(jk) = - zio_flow / ( 8. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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335 | END DO |
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336 | ! ! deep outflow (Red -> Ind) (div >0) |
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337 | hdiv_160_89(16) = + zio_flow / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,16) ) |
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338 | END DO |
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339 | END DO |
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340 | ! ! ---------------- ! |
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341 | CASE( 'div' ) ! update hdivn ! (call by divcur module) |
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342 | ! ! ---------=====-- ! |
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343 | ! !** emp on the Red Sea (div >0) |
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344 | zemp_red = 0.e0 !--------------------- |
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345 | DO jj = mj0(87), mj1(96) ! sum over the Red sea |
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346 | DO ji = mi0(148), mi1(160) |
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347 | zemp_red = zemp_red + emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
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348 | END DO |
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349 | END DO |
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350 | IF( lk_mpp ) CALL mpp_sum( zemp_red ) ! sum with other processors value |
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351 | zemp_red = zemp_red * 1.e-3 ! convert in m3 |
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352 | ! |
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353 | ! !** Correct hdivn (including emp adjustment) |
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354 | ! !------------------------------------------- |
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355 | DO jj = mj0(88), mj1(88) !* profile of hdiv at (161,88) (Gulf of Aden side, north point) |
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356 | DO ji = mi0(161), mi1(161) |
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357 | hdiv_161_88_kt(:) = hdiv_161_88(:) |
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358 | DO jk = 1, 8 ! increase the inflow from the Indian (div >0) |
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359 | hdiv_161_88_kt(jk) = hdiv_161_88(jk) + zemp_red / (8. * e2u(ji,jj) * fse3u(ji,jj,jk) ) |
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360 | END DO |
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361 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_161_88_kt(:) |
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362 | END DO |
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363 | END DO |
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364 | DO jj = mj0(87), mj1(87) !* profile of divergence at (161,87) (Gulf of Aden side, south point) |
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365 | DO ji = mi0(161), mi1(161) |
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366 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_161_87(:) |
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367 | END DO |
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368 | END DO |
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369 | DO jj = mj0(89), mj1(89) !* profile of divergence at (160,89) (Red sea side) |
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370 | DO ji = mi0(160), mi1(160) |
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371 | hdiv_160_89_kt(:) = hdiv_160_89(:) |
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372 | DO jk = 1, 18 ! increase the inflow from the Indian (div <0) |
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373 | hdiv_160_89_kt(jk) = hdiv_160_89(jk) - zemp_red / (10. * e1v(ji,jj) * fse3v(ji,jj,jk) ) |
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374 | END DO |
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375 | hdivn(ji, jj,:) = hdivn(ji, jj,:) + hdiv_160_89_kt(:) |
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376 | END DO |
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377 | END DO |
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378 | ! ! ---------------- ! |
---|
379 | CASE( 'tra' ) ! update (ta,sa) ! (call by traadv module) |
---|
380 | ! ! --------=======- ! |
---|
381 | ! |
---|
382 | DO jj = mj0(88), mj1(88) !** (161,88) (Gulf of Aden side, north point) |
---|
383 | DO ji = mi0(161), mi1(161) |
---|
384 | DO jk = 1, jpkm1 ! surf inflow + reciculation (from Gulf of Aden) |
---|
385 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_161_88_kt(jk) * tsn(ji,jj,jk,jp_tem) |
---|
386 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_161_88_kt(jk) * tsn(ji,jj,jk,jp_sal) |
---|
387 | END DO |
---|
388 | END DO |
---|
389 | END DO |
---|
390 | DO jj = mj0(87), mj1(87) !** (161,87) (Gulf of Aden side, south point) |
---|
391 | DO ji = mi0(161), mi1(161) |
---|
392 | jk = 21 ! deep outflow + recirulation (combined flux) |
---|
393 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) + hdiv_161_88(20) * tsn(ji ,jj+1,20,jp_tem) & ! upper recirculation from Gulf of Aden |
---|
394 | & + hdiv_161_88(21) * tsn(ji ,jj+1,21,jp_tem) & ! deep recirculation from Gulf of Aden |
---|
395 | & + hdiv_160_89(16) * tsn(ji-1,jj+2,16,jp_tem) ! deep inflow from Red sea |
---|
396 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) + hdiv_161_88(20) * tsn(ji ,jj+1,20,jp_sal) & |
---|
397 | & + hdiv_161_88(21) * tsn(ji ,jj+1,21,jp_sal) & |
---|
398 | & + hdiv_160_89(16) * tsn(ji-1,jj+2,16,jp_sal) |
---|
399 | END DO |
---|
400 | END DO |
---|
401 | DO jj = mj0(89), mj1(89) !** (161,88) (Red sea side) |
---|
402 | DO ji = mi0(160), mi1(160) |
---|
403 | DO jk = 1, 14 ! surface inflow (from Gulf of Aden) |
---|
404 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_160_89_kt(jk) * tsn(ji+1,jj-1,jk,jp_tem) |
---|
405 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_160_89_kt(jk) * tsn(ji+1,jj-1,jk,jp_sal) |
---|
406 | END DO |
---|
407 | ! ! deep outflow (from Red sea) |
---|
408 | tsa(ji,jj,16,jp_tem) = tsa(ji,jj,16,jp_tem) - hdiv_160_89(16) * tsn(ji,jj,16,jp_tem) |
---|
409 | tsa(ji,jj,16,jp_sal) = tsa(ji,jj,16,jp_sal) - hdiv_160_89(16) * tsn(ji,jj,16,jp_sal) |
---|
410 | END DO |
---|
411 | END DO |
---|
412 | ! |
---|
413 | ! ! ---------------- ! |
---|
414 | CASE( 'spg' ) ! update (ua,va) ! (call by dynspg module) |
---|
415 | ! ! --------=======- ! |
---|
416 | ! at this stage, (ua,va) are the after velocity, not the tendancy |
---|
417 | ! compute the velocity from the divergence at T-point |
---|
418 | ! |
---|
419 | DO jj = mj0(88), mj1(88) !** (160,88) (Gulf of Aden side, north point) |
---|
420 | DO ji = mi0(160), mi1(160) ! 160, not 161 as it is a U-point) |
---|
421 | ua(ji,jj,:) = - hdiv_161_88_kt(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
---|
422 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
423 | END DO |
---|
424 | END DO |
---|
425 | DO jj = mj0(87), mj1(87) !** (160,87) (Gulf of Aden side, south point) |
---|
426 | DO ji = mi0(160), mi1(160) ! 160, not 161 as it is a U-point) |
---|
427 | ua(ji,jj,:) = - hdiv_161_87(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
---|
428 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
429 | END DO |
---|
430 | END DO |
---|
431 | DO jj = mj0(88), mj1(88) !** profile of divergence at (160,89) (Red sea side) |
---|
432 | DO ji = mi0(160), mi1(160) ! 88, not 89 as it is a V-point) |
---|
433 | va(ji,jj,:) = - hdiv_160_89_kt(:) / ( e1t(ji,jj+1) * e2t(ji,jj+1) * fse3t(ji,jj+1,:) ) & |
---|
434 | & * e1v(ji,jj) * fse3v(ji,jj,:) |
---|
435 | END DO |
---|
436 | END DO |
---|
437 | END SELECT |
---|
438 | ! |
---|
439 | END SUBROUTINE cla_bab_el_mandeb |
---|
440 | |
---|
441 | |
---|
442 | SUBROUTINE cla_gibraltar( cd_td ) |
---|
443 | !! ------------------------------------------------------------------- |
---|
444 | !! *** ROUTINE cla_gibraltar *** |
---|
445 | !! |
---|
446 | !! ** Purpose : update the now horizontal divergence, the tracer |
---|
447 | !! tendancyand the after velocity in vicinity of Gibraltar |
---|
448 | !! strait ( Persian Gulf - Indian ocean ). |
---|
449 | !! |
---|
450 | !! ** Method : |
---|
451 | !! _______________________ |
---|
452 | !! deep zio_flow /====|///////|====> surf. zio_flow |
---|
453 | !! + deep zrecirc \----|///////| (+balance of emp) |
---|
454 | !! 102 u///////u |
---|
455 | !! mid. recicul <--|///////|<==== deep zio_flow |
---|
456 | !! _____|_______|_____ |
---|
457 | !! surf. zio_flow ====>|///////| |
---|
458 | !! (+balance of emp) |///////| |
---|
459 | !! 101 u///////| |
---|
460 | !! mid. recicul -->|///////| Caution: zrecirc split into |
---|
461 | !! deep zrecirc ---->|///////| upper & bottom recirculation |
---|
462 | !! _______|_______|_______ |
---|
463 | !! 139 140 141 |
---|
464 | !! |
---|
465 | !!--------------------------------------------------------------------- |
---|
466 | CHARACTER(len=1), INTENT(in) :: cd_td ! ='div' update the divergence |
---|
467 | ! ! ='tra' update the tracers |
---|
468 | ! ! ='spg' update after velocity |
---|
469 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
470 | REAL(wp) :: zemp_med ! temporary scalar |
---|
471 | REAL(wp) :: zio_flow, zrecirc_upp, zrecirc_mid, zrecirc_bot |
---|
472 | !!--------------------------------------------------------------------- |
---|
473 | ! |
---|
474 | SELECT CASE( cd_td ) |
---|
475 | ! ! ---------------- ! |
---|
476 | CASE( 'ini' ) ! initialisation ! |
---|
477 | ! ! ---------------- ! |
---|
478 | ! !** initialization of the velocity |
---|
479 | hdiv_139_101(:) = 0.e0 ! 139,101 (Atlantic side, south point) |
---|
480 | hdiv_139_102(:) = 0.e0 ! 139,102 (Atlantic side, north point) |
---|
481 | hdiv_141_102(:) = 0.e0 ! 141,102 (Med sea side) |
---|
482 | |
---|
483 | ! !** imposed transport |
---|
484 | zio_flow = 0.8e6 ! inflow surface water |
---|
485 | zrecirc_mid = 0.7e6 ! middle recirculation water |
---|
486 | zrecirc_upp = 2.5e6 ! upper recirculation water |
---|
487 | zrecirc_bot = 3.5e6 ! bottom recirculation water |
---|
488 | ! |
---|
489 | DO jj = mj0(101), mj1(101) !** profile of hdiv at 139,101 (Atlantic side, south point) |
---|
490 | DO ji = mi0(139), mi1(139) !----------------------------- |
---|
491 | DO jk = 1, 14 ! surface in/out flow (Atl -> Med) (div >0) |
---|
492 | hdiv_139_101(jk) = + zio_flow / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
493 | END DO |
---|
494 | DO jk = 15, 20 ! middle reciculation (Atl 101 -> Atl 102) (div >0) |
---|
495 | hdiv_139_101(jk) = + zrecirc_mid / ( 6. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
496 | END DO |
---|
497 | ! ! upper reciculation (Atl 101 -> Atl 101) (div >0) |
---|
498 | hdiv_139_101(21) = + zrecirc_upp / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
499 | ! |
---|
500 | ! ! upper & bottom reciculation (Atl 101 -> Atl 101 & 102) (div >0) |
---|
501 | hdiv_139_101(22) = ( zrecirc_bot - zrecirc_upp ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
502 | END DO |
---|
503 | END DO |
---|
504 | DO jj = mj0(102), mj1(102) !** profile of hdiv at 139,102 (Atlantic side, north point) |
---|
505 | DO ji = mi0(139), mi1(139) !----------------------------- |
---|
506 | DO jk = 15, 20 ! middle reciculation (Atl 101 -> Atl 102) (div <0) |
---|
507 | hdiv_139_102(jk) = - zrecirc_mid / ( 6. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
508 | END DO |
---|
509 | ! ! outflow of Mediterranean sea + deep recirculation (div <0) |
---|
510 | hdiv_139_102(22) = - ( zio_flow + zrecirc_bot ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
511 | END DO |
---|
512 | END DO |
---|
513 | DO jj = mj0(102), mj1(102) !** velocity profile at 141,102 (Med sea side) |
---|
514 | DO ji = mi0(141), mi1(141) !------------------------------ |
---|
515 | DO jk = 1, 14 ! surface inflow in the Med (div <0) |
---|
516 | hdiv_141_102(jk) = - zio_flow / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
517 | END DO |
---|
518 | ! ! deep outflow toward the Atlantic (div >0) |
---|
519 | hdiv_141_102(21) = + zio_flow / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
520 | END DO |
---|
521 | END DO |
---|
522 | ! ! ---------------- ! |
---|
523 | CASE( 'div' ) ! update hdivn ! (call by divcur module) |
---|
524 | ! ! ---------=====-- ! |
---|
525 | ! !** emp on the Mediterranean Sea (div >0) |
---|
526 | zemp_med = 0.e0 !------------------------------- |
---|
527 | DO jj = mj0(96), mj1(110) ! sum over the Med sea |
---|
528 | DO ji = mi0(141),mi1(181) |
---|
529 | zemp_med = zemp_med + emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
---|
530 | END DO |
---|
531 | END DO |
---|
532 | DO jj = mj0(96), mj1(96) ! minus 2 points in Red Sea |
---|
533 | DO ji = mi0(148),mi1(148) |
---|
534 | zemp_med = zemp_med - emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
---|
535 | END DO |
---|
536 | DO ji = mi0(149),mi1(149) |
---|
537 | zemp_med = zemp_med - emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
---|
538 | END DO |
---|
539 | END DO |
---|
540 | IF( lk_mpp ) CALL mpp_sum( zemp_med ) ! sum with other processors value |
---|
541 | zemp_med = zemp_med * 1.e-3 ! convert in m3 |
---|
542 | ! |
---|
543 | ! !** Correct hdivn (including emp adjustment) |
---|
544 | ! !------------------------------------------- |
---|
545 | DO jj = mj0(101), mj1(101) !* 139,101 (Atlantic side, south point) |
---|
546 | DO ji = mi0(139), mi1(139) |
---|
547 | hdiv_139_101_kt(:) = hdiv_139_101(:) |
---|
548 | DO jk = 1, 14 ! increase the inflow from the Atlantic (div >0) |
---|
549 | hdiv_139_101_kt(jk) = hdiv_139_101(jk) + zemp_med / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
550 | END DO |
---|
551 | hdivn(ji, jj,:) = hdivn(ji, jj,:) + hdiv_139_101_kt(:) |
---|
552 | END DO |
---|
553 | END DO |
---|
554 | DO jj = mj0(102), mj1(102) !* 139,102 (Atlantic side, north point) |
---|
555 | DO ji = mi0(139), mi1(139) |
---|
556 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_139_102(:) |
---|
557 | END DO |
---|
558 | END DO |
---|
559 | DO jj = mj0(102), mj1(102) !* 141,102 (Med side) |
---|
560 | DO ji = mi0(141), mi1(141) |
---|
561 | hdiv_141_102(:) = hdiv_141_102(:) |
---|
562 | DO jk = 1, 14 ! increase the inflow from the Atlantic (div <0) |
---|
563 | hdiv_141_102_kt(jk) = hdiv_141_102(jk) - zemp_med / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
564 | END DO |
---|
565 | hdivn(ji, jj,:) = hdivn(ji, jj,:) + hdiv_141_102_kt(:) |
---|
566 | END DO |
---|
567 | END DO |
---|
568 | ! ! ---------------- ! |
---|
569 | CASE( 'tra' ) ! update (ta,sa) ! (call by traadv module) |
---|
570 | ! ! --------=======- ! |
---|
571 | ! |
---|
572 | DO jj = mj0(101), mj1(101) !** 139,101 (Atlantic side, south point) (div >0) |
---|
573 | DO ji = mi0(139), mi1(139) |
---|
574 | DO jk = 1, jpkm1 ! surf inflow + mid. & bottom reciculation (from Atlantic) |
---|
575 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_139_101_kt(jk) * tsn(ji,jj,jk,jp_tem) |
---|
576 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_139_101_kt(jk) * tsn(ji,jj,jk,jp_sal) |
---|
577 | END DO |
---|
578 | END DO |
---|
579 | END DO |
---|
580 | ! |
---|
581 | DO jj = mj0(102), mj1(102) !** 139,102 (Atlantic side, north point) (div <0) |
---|
582 | DO ji = mi0(139), mi1(139) |
---|
583 | DO jk = 15, 20 ! middle reciculation (Atl 101 -> Atl 102) (div <0) |
---|
584 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_139_102(jk) * tsn(ji,jj-1,jk,jp_tem) ! middle Atlantic recirculation |
---|
585 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_139_102(jk) * tsn(ji,jj-1,jk,jp_sal) |
---|
586 | END DO |
---|
587 | ! ! upper & bottom Atl. reciculation (Atl 101 -> Atl 102) - (div <0) |
---|
588 | ! ! deep Med flow (Med 102 -> Atl 102) - (div <0) |
---|
589 | tsa(ji,jj,22,jp_tem) = tsa(ji,jj,22,jp_tem) + hdiv_141_102(21) * tsn(ji+2,jj,21,jp_tem) & ! deep Med flow |
---|
590 | & + hdiv_139_101(21) * tsn(ji,jj-1,21,jp_tem) & ! upper Atlantic recirculation |
---|
591 | & + hdiv_139_101(22) * tsn(ji,jj-1,22,jp_tem) ! bottom Atlantic recirculation |
---|
592 | tsa(ji,jj,22,jp_sal) = tsa(ji,jj,22,jp_sal) + hdiv_141_102(21) * tsn(ji+2,jj,21,jp_sal) & |
---|
593 | & + hdiv_139_101(21) * tsn(ji,jj-1,21,jp_sal) & |
---|
594 | & + hdiv_139_101(22) * tsn(ji,jj-1,22,jp_sal) |
---|
595 | END DO |
---|
596 | END DO |
---|
597 | DO jj = mj0(102), mj1(102) !* 141,102 (Med side) (div <0) |
---|
598 | DO ji = mi0(141), mi1(141) |
---|
599 | DO jk = 1, 14 ! surface flow from Atlantic to Med sea |
---|
600 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_141_102_kt(jk) * tsn(ji-2,jj-1,jk,jp_tem) |
---|
601 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_141_102_kt(jk) * tsn(ji-2,jj-1,jk,jp_sal) |
---|
602 | END DO |
---|
603 | ! ! deeper flow from Med sea to Atlantic |
---|
604 | tsa(ji,jj,21,jp_tem) = tsa(ji,jj,21,jp_tem) - hdiv_141_102(21) * tsn(ji,jj,21,jp_tem) |
---|
605 | tsa(ji,jj,21,jp_sal) = tsa(ji,jj,21,jp_sal) - hdiv_141_102(21) * tsn(ji,jj,21,jp_sal) |
---|
606 | END DO |
---|
607 | END DO |
---|
608 | ! ! ---------------- ! |
---|
609 | CASE( 'spg' ) ! update (ua,va) ! (call by dynspg module) |
---|
610 | ! ! --------=======- ! |
---|
611 | ! at this stage, (ua,va) are the after velocity, not the tendancy |
---|
612 | ! compute the velocity from the divergence at T-point |
---|
613 | ! |
---|
614 | DO jj = mj0(101), mj1(101) !** 139,101 (Atlantic side, south point) |
---|
615 | DO ji = mi0(139), mi1(139) ! div >0 => ua >0, same sign |
---|
616 | ua(ji,jj,:) = hdiv_139_101_kt(:) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,:) ) & |
---|
617 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
618 | END DO |
---|
619 | END DO |
---|
620 | DO jj = mj0(102), mj1(102) !** 139,102 (Atlantic side, north point) |
---|
621 | DO ji = mi0(139), mi1(139) ! div <0 => ua <0, same sign |
---|
622 | ua(ji,jj,:) = hdiv_139_102(:) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,:) ) & |
---|
623 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
624 | END DO |
---|
625 | END DO |
---|
626 | DO jj = mj0(102), mj1(102) !** 140,102 (Med side) (140 not 141 as it is a U-point) |
---|
627 | DO ji = mi0(140), mi1(140) ! div >0 => ua <0, opposite sign |
---|
628 | ua(ji,jj,:) = - hdiv_141_102(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
---|
629 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
630 | END DO |
---|
631 | END DO |
---|
632 | ! |
---|
633 | END SELECT |
---|
634 | ! |
---|
635 | END SUBROUTINE cla_gibraltar |
---|
636 | |
---|
637 | |
---|
638 | SUBROUTINE cla_hormuz( cd_td ) |
---|
639 | !! ------------------------------------------------------------------- |
---|
640 | !! *** ROUTINE div_hormuz *** |
---|
641 | !! |
---|
642 | !! ** Purpose : update the now horizontal divergence, the tracer |
---|
643 | !! tendancyand the after velocity in vicinity of Hormuz |
---|
644 | !! strait ( Persian Gulf - Indian ocean ). |
---|
645 | !! |
---|
646 | !! ** Method : Hormuz strait |
---|
647 | !! ______________ |
---|
648 | !! |/////|<== surface inflow |
---|
649 | !! 94 |/////| |
---|
650 | !! |/////|==> deep outflow |
---|
651 | !! |_____|_______ |
---|
652 | !! 171 172 |
---|
653 | !!--------------------------------------------------------------------- |
---|
654 | CHARACTER(len=1), INTENT(in) :: cd_td ! ='ini' initialisation |
---|
655 | !! ! ='div' update the divergence |
---|
656 | !! ! ='tra' update the tracers |
---|
657 | !! ! ='spg' update after velocity |
---|
658 | !! |
---|
659 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
660 | REAL(wp) :: zio_flow ! temporary scalar |
---|
661 | !!--------------------------------------------------------------------- |
---|
662 | ! |
---|
663 | SELECT CASE( cd_td ) |
---|
664 | ! ! ---------------- ! |
---|
665 | CASE( 'ini' ) ! initialisation ! |
---|
666 | ! ! ---------------- ! |
---|
667 | ! !** profile of horizontal divergence due to cross-land advection |
---|
668 | zio_flow = 1.e6 ! imposed in/out flow |
---|
669 | ! |
---|
670 | hdiv_172_94(:) = 0.e0 |
---|
671 | ! |
---|
672 | DO jj = mj0(94), mj1(94) ! in/out flow at (i,j) = (172,94) |
---|
673 | DO ji = mi0(172), mi1(172) |
---|
674 | DO jk = 1, 8 ! surface inflow (Indian ocean to Persian Gulf) (div<0) |
---|
675 | hdiv_172_94(jk) = - ( zio_flow / 8.e0 * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
676 | END DO |
---|
677 | DO jk = 16, 18 ! deep outflow (Persian Gulf to Indian ocean) (div>0) |
---|
678 | hdiv_172_94(jk) = + ( zio_flow / 3.e0 * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
679 | END DO |
---|
680 | END DO |
---|
681 | END DO |
---|
682 | ! !** T & S profile in the Hormuz strait (use in deep outflow) |
---|
683 | ! Temperature and Salinity |
---|
684 | t_171_94_hor(:) = 0.e0 ; s_171_94_hor(:) = 0.e0 |
---|
685 | t_171_94_hor(16) = 18.4 ; s_171_94_hor(16) = 36.27 |
---|
686 | t_171_94_hor(17) = 17.8 ; s_171_94_hor(17) = 36.4 |
---|
687 | t_171_94_hor(18) = 16. ; s_171_94_hor(18) = 36.27 |
---|
688 | ! |
---|
689 | ! ! ---------------- ! |
---|
690 | CASE( 'div' ) ! update hdivn ! (call by divcur module) |
---|
691 | ! ! ---------=====-- ! |
---|
692 | ! |
---|
693 | DO jj = mj0(94), mj1(94) !** 172,94 (Indian ocean side) |
---|
694 | DO ji = mi0(172), mi1(172) |
---|
695 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_172_94(:) |
---|
696 | END DO |
---|
697 | END DO |
---|
698 | ! ! ---------------- ! |
---|
699 | CASE( 'tra' ) ! update (ta,sa) ! (call by traadv module) |
---|
700 | ! ! --------=======- ! |
---|
701 | ! |
---|
702 | DO jj = mj0(94), mj1(94) !** 172,94 (Indian ocean side) |
---|
703 | DO ji = mi0(172), mi1(172) |
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704 | DO jk = 1, 8 ! surface inflow (Indian ocean to Persian Gulf) (div<0) |
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705 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_172_94(jk) * tsn(ji,jj,jk,jp_tem) |
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706 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_172_94(jk) * tsn(ji,jj,jk,jp_sal) |
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707 | END DO |
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708 | DO jk = 16, 18 ! deep outflow (Persian Gulf to Indian ocean) (div>0) |
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709 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_172_94(jk) * t_171_94_hor(jk) |
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710 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_172_94(jk) * s_171_94_hor(jk) |
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711 | END DO |
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712 | END DO |
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713 | END DO |
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714 | ! ! ---------------- ! |
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715 | CASE( 'spg' ) ! update (ua,va) ! (call by dynspg module) |
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716 | ! ! --------=======- ! |
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717 | ! No barotropic flow through Hormuz strait |
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718 | ! at this stage, (ua,va) are the after velocity, not the tendancy |
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719 | ! compute the velocity from the divergence at T-point |
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720 | DO jj = mj0(94), mj1(94) !** 171,94 (Indian ocean side) (171 not 172 as it is the western U-point) |
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721 | DO ji = mi0(171), mi1(171) ! div >0 => ua >0, opposite sign |
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722 | ua(ji,jj,:) = - hdiv_172_94(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
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723 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
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724 | END DO |
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725 | END DO |
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726 | ! |
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727 | END SELECT |
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728 | ! |
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729 | END SUBROUTINE cla_hormuz |
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730 | |
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731 | !!====================================================================== |
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732 | END MODULE cla |
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