1 | MODULE dtasal |
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2 | !!====================================================================== |
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3 | !! *** MODULE dtasal *** |
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4 | !! Ocean data : read ocean salinity data from monthly atlas data |
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5 | !!===================================================================== |
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6 | #if defined key_dtasal || defined key_esopa |
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7 | !!---------------------------------------------------------------------- |
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8 | !! 'key_dtasal' salinity data |
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9 | !!---------------------------------------------------------------------- |
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10 | !! dta_sal : read ocean salinity data |
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11 | !!---------------------------------------------------------------------- |
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12 | !! * Modules used |
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13 | USE oce ! ocean dynamics and tracers |
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14 | USE dom_oce ! ocean space and time domain |
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15 | USE in_out_manager ! I/O manager |
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16 | USE daymod ! calendar |
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17 | |
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18 | IMPLICIT NONE |
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19 | PRIVATE |
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20 | |
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21 | !! * Routine accessibility |
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22 | PUBLIC dta_sal ! called by step.F90 and inidta.F90 |
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23 | |
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24 | !! * Shared module variables |
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25 | LOGICAL , PUBLIC, PARAMETER :: lk_dtasal = .TRUE. !: salinity data flag |
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26 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) :: & !: |
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27 | s_dta !: salinity data at given time-step |
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28 | |
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29 | !! * Module variables |
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30 | INTEGER :: & |
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31 | nlecsa = 0, & ! switch for the first read |
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32 | nsal1 , & ! first record used |
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33 | nsal2 ! second record used |
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34 | REAL(wp), DIMENSION(jpi,jpj,jpk,2) :: & |
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35 | saldta ! salinity data at two consecutive times |
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36 | |
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37 | !! * Substitutions |
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38 | # include "domzgr_substitute.h90" |
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39 | !!---------------------------------------------------------------------- |
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40 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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41 | !! $Header$ |
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42 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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43 | !!---------------------------------------------------------------------- |
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44 | |
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45 | CONTAINS |
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46 | |
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47 | !!---------------------------------------------------------------------- |
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48 | !! Default option: NetCDF file |
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49 | !!---------------------------------------------------------------------- |
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50 | |
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51 | SUBROUTINE dta_sal( kt ) |
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52 | !!---------------------------------------------------------------------- |
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53 | !! *** ROUTINE dta_sal *** |
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54 | !! |
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55 | !! ** Purpose : Reads monthly salinity data |
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56 | !! |
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57 | !! ** Method : - Read on unit numsdt the monthly salinity data interpo- |
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58 | !! lated onto the model grid. |
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59 | !! - At each time step, a linear interpolation is applied |
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60 | !! between two monthly values. |
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61 | !! |
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62 | !! History : |
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63 | !! ! 91-03 () Original code |
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64 | !! ! 92-07 (M. Imbard) |
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65 | !! 9.0 ! 02-06 (G. Madec) F90: Free form and module |
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66 | !!---------------------------------------------------------------------- |
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67 | !! * Modules used |
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68 | USE ioipsl |
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69 | |
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70 | !! * Arguments |
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71 | INTEGER, INTENT(in) :: kt ! ocean time step |
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72 | |
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73 | !! * Local declarations |
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74 | CHARACTER (len=32) :: clname |
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75 | |
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76 | INTEGER, PARAMETER :: jpmois = 12, jpf = 1 |
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77 | INTEGER :: ji, jj, jl ! dummy loop indicies |
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78 | INTEGER :: & |
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79 | imois, iman, ik, i15, & ! temporary integers |
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80 | ipi, ipj, ipk, itime ! " " |
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81 | # if defined key_tradmp |
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82 | INTEGER :: & |
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83 | jk, il0, il1, & ! temporary integers |
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84 | ii0, ii1, ij0, ij1 ! " " |
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85 | # endif |
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86 | INTEGER, DIMENSION(jpmois) :: istep |
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87 | REAL(wp) :: & |
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88 | zxy, zl, zdate0 |
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89 | REAL(wp), DIMENSION(jpi,jpj) :: zlon, zlat |
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90 | REAL(wp), DIMENSION(jpk) :: zlev |
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91 | !!---------------------------------------------------------------------- |
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92 | |
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93 | |
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94 | ! 0. Initialization |
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95 | ! ----------------- |
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96 | |
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97 | iman = jpmois |
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98 | i15 = nday / 16 |
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99 | |
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100 | imois = nmonth + i15 - 1 |
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101 | IF( imois == 0 ) imois = iman |
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102 | |
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103 | itime = jpmois |
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104 | ipi=jpiglo |
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105 | ipj=jpjglo |
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106 | ipk = jpk |
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107 | |
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108 | ! 1. First call kt=nit000 |
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109 | ! ----------------------- |
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110 | |
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111 | IF( kt == nit000 .AND. nlecsa == 0 ) THEN |
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112 | nsal1 = 0 |
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113 | IF(lwp) THEN |
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114 | WRITE(numout,*) |
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115 | WRITE(numout,*) ' dta_sal : monthly salinity data in NetCDF file' |
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116 | WRITE(numout,*) ' ~~~~~~~' |
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117 | WRITE(numout,*) |
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118 | ENDIF |
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119 | |
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120 | ! open file |
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121 | |
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122 | clname = 'data_1m_salinity_nomask' |
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123 | #if defined key_AGRIF |
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124 | if ( .NOT. Agrif_Root() ) then |
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125 | clname = TRIM(Agrif_CFixed())//'_'//TRIM(clname) |
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126 | endif |
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127 | #endif |
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128 | CALL flinopen(TRIM(clname),mig(1),nlci,mjg(1),nlcj,.FALSE. & |
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129 | ,ipi,ipj,ipk,zlon,zlat,zlev,itime,istep,zdate0,rdt,numsdt) |
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130 | |
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131 | ! title, dimensions and tests |
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132 | |
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133 | IF( itime /= jpmois ) THEN |
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134 | IF(lwp) THEN |
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135 | WRITE(numout,*) |
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136 | WRITE(numout,*) 'problem with time coordinates' |
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137 | WRITE(numout,*) ' itime ',itime,' jpmois ',jpmois |
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138 | ENDIF |
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139 | STOP 'dta_sal' |
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140 | ENDIF |
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141 | IF( ipi /= jpidta .OR. ipj /= jpjdta .OR. ipk /= jpk ) THEN |
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142 | IF(lwp) THEN |
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143 | WRITE(numout,*) |
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144 | WRITE(numout,*) 'problem with dimensions' |
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145 | WRITE(numout,*) ' ipi ',ipi,' jpidta ',jpidta |
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146 | WRITE(numout,*) ' ipj ',ipj,' jpjdta ',jpjdta |
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147 | WRITE(numout,*) ' ipk ',ipk,' jpk ',jpk |
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148 | ENDIF |
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149 | STOP 'dta_sal' |
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150 | ENDIF |
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151 | IF(lwp)WRITE(numout,*) itime,istep,zdate0,rdt,numsdt |
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152 | |
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153 | ENDIF |
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154 | |
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155 | |
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156 | ! 2. Read monthly file |
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157 | ! ------------------- |
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158 | |
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159 | IF( ( kt == nit000 .AND. nlecsa == 0) .OR. imois /= nsal1 ) THEN |
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160 | nlecsa = 1 |
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161 | |
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162 | ! 2.1 Calendar computation |
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163 | |
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164 | nsal1 = imois ! first file record used |
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165 | nsal2 = nsal1 + 1 ! last file record used |
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166 | nsal1 = MOD( nsal1, iman ) |
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167 | IF( nsal1 == 0 ) nsal1 = iman |
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168 | nsal2 = MOD( nsal2, iman ) |
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169 | IF( nsal2 == 0 ) nsal2 = iman |
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170 | IF(lwp) WRITE(numout,*) 'first record file used nsal1 ', nsal1 |
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171 | IF(lwp) WRITE(numout,*) 'last record file used nsal2 ', nsal2 |
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172 | |
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173 | ! 2.3 Read monthly salinity data Levitus |
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174 | |
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175 | CALL flinget(numsdt,'vosaline',jpidta,jpjdta,jpk,jpmois,nsal1, & |
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176 | nsal1,mig(1),nlci,mjg(1),nlcj,saldta(1:nlci,1:nlcj,1:jpk,1)) |
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177 | |
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178 | CALL flinget(numsdt,'vosaline',jpidta,jpjdta,jpk,jpmois,nsal2, & |
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179 | nsal2,mig(1),nlci,mjg(1),nlcj,saldta(1:nlci,1:nlcj,1:jpk,2)) |
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180 | |
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181 | |
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182 | IF(lwp) THEN |
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183 | WRITE(numout,*) |
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184 | WRITE(numout,*) ' read Levitus salinity ok' |
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185 | WRITE(numout,*) |
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186 | ENDIF |
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187 | |
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188 | # if defined key_tradmp |
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189 | IF( cp_cfg == "orca" .AND. jp_cfg == 2 ) THEN |
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190 | |
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191 | ! ! ======================= |
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192 | ! ! ORCA_R2 configuration |
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193 | ! ! ======================= |
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194 | ij0 = 101 ; ij1 = 109 |
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195 | ii0 = 141 ; ii1 = 155 |
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196 | DO jj = mj0(ij0), mj1(ij1) ! Reduced salinity in the Alboran Sea |
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197 | DO ji = mi0(ii0), mi1(ii1) |
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198 | DO jk = 13, 13 |
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199 | saldta(ji,jj,jk,:) = saldta(ji,jj,jk,:) - 0.15 |
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200 | END DO |
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201 | DO jk = 14, 15 |
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202 | saldta(ji,jj,jk,:) = saldta(ji,jj,jk,:) - 0.25 |
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203 | END DO |
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204 | DO jk = 16, 17 |
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205 | saldta(ji,jj,jk,:) = saldta(ji,jj,jk,:) - 0.30 |
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206 | END DO |
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207 | DO jk = 18, 25 |
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208 | saldta(ji,jj,jk,:) = saldta(ji,jj,jk,:) - 0.35 |
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209 | END DO |
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210 | END DO |
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211 | END DO |
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212 | IF( n_cla == 1 ) THEN |
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213 | ! ! New salinity profile at Gibraltar |
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214 | il0 = 138 ; il1 = 138 |
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215 | ij0 = 101 ; ij1 = 101 |
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216 | ii0 = 139 ; ii1 = 139 |
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217 | saldta( mi0(ii0):mi1(ii1), mj0(ij0):mj1(ij1) , : , : ) = & |
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218 | & saldta( mi0(il0):mi1(il1) , mj0(ij0):mj1(ij1) , : , : ) |
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219 | ij0 = 101 ; ij1 = 101 |
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220 | saldta( mi0(ii0):mi1(ii1), mj0(ij0):mj1(ij1) , : , : ) = & |
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221 | & saldta( mi0(il0):mi1(il1) , mj0(ij0):mj1(ij1) , : , : ) |
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222 | il0 = 138 ; il1 = 138 |
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223 | ij0 = 101 ; ij1 = 102 |
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224 | ii0 = 139 ; ii1 = 139 |
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225 | DO jl = mi0(il0), mi1(il1) ! New salinity profile at Gibraltar |
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226 | DO jj = mj0(ij0), mj1(ij1) |
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227 | DO ji = mi0(ii0), mi1(ii1) |
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228 | saldta(ji,jj,:,:) = saldta(jl,jj,:,:) |
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229 | END DO |
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230 | END DO |
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231 | END DO |
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232 | |
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233 | il0 = 164 ; il1 = 164 |
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234 | ij0 = 88 ; ij1 = 88 |
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235 | ii0 = 161 ; ii1 = 163 |
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236 | DO jl = mi0(il0), mi1(il1) ! New salinity profile at Bab el Mandeb |
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237 | DO jj = mj0(ij0), mj1(ij1) |
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238 | DO ji = mi0(ii0), mi1(ii1) |
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239 | saldta(ji,jj,:,:) = saldta(jl,jj,:,:) |
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240 | END DO |
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241 | END DO |
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242 | ij0 = 87 ; ij1 = 87 |
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243 | DO jj = mj0(ij0), mj1(ij1) |
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244 | DO ji = mi0(ii0), mi1(ii1) |
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245 | saldta(ji,jj,:,:) = saldta(jl,jj,:,:) |
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246 | END DO |
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247 | END DO |
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248 | END DO |
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249 | |
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250 | ENDIF |
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251 | |
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252 | ENDIF |
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253 | #endif |
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254 | |
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255 | ! ! Mask |
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256 | DO jl = 1, 2 |
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257 | saldta(:,:,:,jl) = saldta(:,:,:,jl)*tmask(:,:,:) |
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258 | saldta(:,:,jpk,jl) = 0. |
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259 | IF( lk_zps ) THEN ! z-coord. partial steps |
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260 | DO jj = 1, jpj ! interpolation of salinity at the last ocean level (i.e. the partial step) |
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261 | DO ji = 1, jpi |
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262 | ik = mbathy(ji,jj) - 1 |
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263 | IF( ik > 2 ) THEN |
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264 | zl = ( gdept(ik) - fsdept(ji,jj,ik) ) / ( gdept(ik) - gdept(ik-1) ) |
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265 | saldta(ji,jj,ik,jl) = (1.-zl) * saldta(ji,jj,ik,jl) +zl * saldta(ji,jj,ik-1,jl) |
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266 | ENDIF |
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267 | END DO |
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268 | END DO |
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269 | ENDIF |
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270 | END DO |
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271 | |
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272 | |
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273 | IF(lwp) THEN |
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274 | WRITE(numout,*)' salinity Levitus month ',nsal1,nsal2 |
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275 | WRITE(numout,*) |
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276 | WRITE(numout,*) ' Levitus month = ',nsal1,' level = 1' |
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277 | CALL prihre(saldta(:,:,1,1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
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278 | WRITE(numout,*) ' Levitus month = ',nsal1,' level = ',jpk/2 |
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279 | CALL prihre(saldta(:,:,jpk/2,1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
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280 | WRITE(numout,*) ' Levitus month = ',nsal1,' level = ',jpkm1 |
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281 | CALL prihre(saldta(:,:,jpkm1,1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
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282 | ENDIF |
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283 | ENDIF |
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284 | |
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285 | |
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286 | ! 3. At every time step compute salinity data |
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287 | ! ------------------------------------------- |
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288 | |
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289 | zxy = FLOAT(nday + 15 - 30*i15)/30. |
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290 | s_dta(:,:,:) = ( 1.- zxy ) * saldta(:,:,:,1) + zxy * saldta(:,:,:,2) |
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291 | |
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292 | END SUBROUTINE dta_sal |
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293 | |
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294 | #else |
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295 | !!---------------------------------------------------------------------- |
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296 | !! Default option: NO salinity data |
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297 | !!---------------------------------------------------------------------- |
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298 | LOGICAL , PUBLIC, PARAMETER :: lk_dtasal = .FALSE. !: salinity data flag |
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299 | CONTAINS |
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300 | SUBROUTINE dta_sal( kt ) ! Empty routine |
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301 | WRITE(*,*) 'dta_sal: You should not have seen this print! error?', kt |
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302 | END SUBROUTINE dta_sal |
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303 | #endif |
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304 | !!====================================================================== |
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305 | END MODULE dtasal |
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