1 | MODULE opa |
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2 | !!============================================================================== |
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3 | !! *** MODULE opa *** |
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4 | !! Ocean system : OPA ocean dynamics (including on-line tracers and sea-ice) |
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5 | !!============================================================================== |
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6 | |
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7 | !!---------------------------------------------------------------------- |
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8 | !! opa_model : solve ocean dynamics, tracer and/or sea-ice |
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9 | !!---------------------------------------------------------------------- |
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10 | !! * Modules used |
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11 | USE dom_oce ! ocean space domain variables |
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12 | USE oce ! dynamics and tracers variables |
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13 | USE daymod ! calendar |
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14 | USE in_out_manager ! I/O manager |
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15 | USE lib_mpp ! distributed memory computing |
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16 | |
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17 | USE domcfg ! domain configuration (dom_cfg routine) |
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18 | USE mppini ! shared/distributed memory setting (mpp_init routine) |
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19 | USE domain ! domain initialization (dom_init routine) |
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20 | USE istate ! initial state setting (istate_init routine) |
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21 | USE eosbn2 ! equation of state (eos bn2 routine) |
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22 | USE zpshde ! partial step: hor. derivative (zps_hde routine) |
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23 | |
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24 | ! ocean physics |
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25 | USE ldftra ! lateral diffusivity setting (ldftra_init routine) |
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26 | USE traqsr ! solar radiation penetration (tra_qsr_init routine) |
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27 | |
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28 | USE phycst ! physical constant (par_cst routine) |
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29 | USE dtadyn ! Lecture and Interpolation of the dynamical fields |
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30 | USE trcini ! Initilization of the passive tracers |
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31 | USE step ! OPA time-stepping (stp routine) |
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32 | |
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33 | IMPLICIT NONE |
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34 | PRIVATE |
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35 | |
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36 | !! * Routine accessibility |
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37 | PUBLIC opa_model ! called by model.F90 |
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38 | !!---------------------------------------------------------------------- |
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39 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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40 | !! $Id$ |
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41 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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42 | !!---------------------------------------------------------------------- |
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43 | |
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44 | CONTAINS |
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45 | |
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46 | SUBROUTINE opa_model |
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47 | !!---------------------------------------------------------------------- |
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48 | !! *** ROUTINE opa *** |
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49 | !! |
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50 | !! ** Purpose : opa solves the primitive equations on an orthogonal |
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51 | !! curvilinear mesh on the sphere. |
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52 | !! |
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53 | !! ** Method : - model general initialization |
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54 | !! - launch the time-stepping (stp routine) |
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55 | !! |
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56 | !! References : |
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57 | !! Madec, Delecluse,Imbard, and Levy, 1997: reference manual. |
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58 | !! internal report, IPSL. |
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59 | !! |
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60 | !! History : |
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61 | !! 4.0 ! 90-10 (C. Levy, G. Madec) Original code |
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62 | !! 7.0 ! 91-11 (M. Imbard, C. Levy, G. Madec) |
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63 | !! 7.1 ! 93-03 (M. Imbard, C. Levy, G. Madec, O. Marti, |
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64 | !! M. Guyon, A. Lazar, P. Delecluse, C. Perigaud, |
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65 | !! G. Caniaux, B. Colot, C. Maes ) release 7.1 |
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66 | !! ! 92-06 (L.Terray) coupling implementation |
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67 | !! ! 93-11 (M.A. Filiberti) IGLOO sea-ice |
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68 | !! 8.0 ! 96-03 (M. Imbard, C. Levy, G. Madec, O. Marti, |
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69 | !! M. Guyon, A. Lazar, P. Delecluse, L.Terray, |
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70 | !! M.A. Filiberti, J. Vialar, A.M. Treguier, |
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71 | !! M. Levy) release 8.0 |
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72 | !! 8.1 ! 97-06 (M. Imbard, G. Madec) |
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73 | !! 8.2 ! 99-11 (M. Imbard, H. Goosse) LIM sea-ice model |
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74 | !! ! 99-12 (V. Thierry, A-M. Treguier, M. Imbard, M-A. Foujols) OPEN-MP |
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75 | !! ! 00-07 (J-M Molines, M. Imbard) Open Boundary Conditions (CLIPPER) |
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76 | !! 9.0 ! 02-08 (G. Madec) F90: Free form and modules |
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77 | !!---------------------------------------------------------------------- |
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78 | !! * Local declarations |
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79 | INTEGER :: istp ! time step index |
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80 | CHARACTER (len=20) :: namelistname |
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81 | CHARACTER (len=28) :: file_out |
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82 | CHARACTER (len=64) :: & |
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83 | cform_aaa="( /, 'AAAAAAAA', / ) " ! flag for output listing |
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84 | |
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85 | !!---------------------------------------------------------------------- |
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86 | |
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87 | ! Initializations |
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88 | ! =============== |
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89 | |
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90 | file_out = 'ocean.output' |
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91 | |
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92 | ! open listing and namelist units |
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93 | CALL ctlopn( numout, file_out, 'UNKNOWN', 'FORMATTED', & |
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94 | & 'SEQUENTIAL', 1, 6, .FALSE., 1 ) |
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95 | |
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96 | namelistname = 'namelist' |
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97 | CALL ctlopn( numnam, namelistname, 'OLD', 'FORMATTED', 'SEQUENTIAL', & |
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98 | & 1, numout, .FALSE., 1 ) |
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99 | |
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100 | WRITE(numout,*) |
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101 | WRITE(numout,*) ' L O D Y C - I P S L' |
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102 | WRITE(numout,*) ' O P A model' |
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103 | WRITE(numout,*) ' Ocean General Circulation Model' |
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104 | WRITE(numout,*) ' version OPA 9.0 (2005) ' |
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105 | WRITE(numout,*) |
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106 | WRITE(numout,*) |
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107 | |
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108 | ! Nodes selection |
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109 | narea = mynode() |
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110 | narea = narea + 1 ! mynode return the rank of proc (0 --> jpnij -1 ) |
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111 | lwp = narea == 1 |
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112 | |
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113 | ! open additionnal listing |
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114 | IF( ln_ctl ) THEN |
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115 | IF( narea-1 > 0 ) THEN |
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116 | WRITE(file_out,FMT="('ocean.output_',I4.4)") narea-1 |
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117 | CALL ctlopn( numout, file_out, 'UNKNOWN', 'FORMATTED', & |
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118 | & 'SEQUENTIAL', 1, numout, .FALSE., 1 ) |
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119 | lwp = .TRUE. |
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120 | ! |
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121 | WRITE(numout,*) |
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122 | WRITE(numout,*) ' L O D Y C - I P S L' |
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123 | WRITE(numout,*) ' O P A model' |
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124 | WRITE(numout,*) ' Ocean General Circulation Model' |
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125 | WRITE(numout,*) ' version OPA 9.0 (2005) ' |
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126 | WRITE(numout,*) ' MPI Ocean output ' |
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127 | WRITE(numout,*) |
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128 | WRITE(numout,*) |
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129 | ENDIF |
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130 | ENDIF |
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131 | |
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132 | |
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133 | ! ! ============================== ! |
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134 | ! ! Model general initialization ! |
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135 | ! ! ============================== ! |
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136 | |
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137 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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138 | |
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139 | ! Domain decomposition |
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140 | IF( jpni*jpnj == jpnij ) THEN |
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141 | CALL mpp_init ! standard cutting out |
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142 | ELSE |
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143 | CALL mpp_init2 ! eliminate land processors |
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144 | ENDIF |
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145 | |
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146 | CALL phy_cst ! Physical constants |
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147 | |
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148 | CALL dom_cfg ! Domain configuration |
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149 | |
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150 | CALL dom_init ! Domain |
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151 | |
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152 | CALL day( nit000 ) ! Calendar |
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153 | |
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154 | CALL istate_init ! ocean initial state (Dynamics and tracers) |
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155 | !!add |
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156 | CALL eos( tn, sn, rhd, rhop ) ! before potential and in situ densities |
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157 | |
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158 | CALL bn2( tn, sn, rn2 ) ! before Brunt-Vaisala frequency |
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159 | |
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160 | IF( ln_zps ) CALL zps_hde( nit000, tn, sn, rhd, & ! Partial steps: before Horizontal DErivative |
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161 | gtu, gsu, gru, & ! of t, s, rd at the bottom ocean level |
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162 | gtv, gsv, grv ) |
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163 | |
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164 | !!add |
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165 | |
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166 | ! Initialization for the dynamics |
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167 | ! |
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168 | CALL dta_dyn(nit000) |
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169 | |
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170 | #if defined key_top |
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171 | CALL trc_ini ! Passive tracers |
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172 | #endif |
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173 | |
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174 | ! ! Ocean physics |
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175 | CALL tra_qsr_init ! Solar radiation penetration |
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176 | |
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177 | #if ! defined key_off_degrad |
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178 | CALL ldf_tra_init ! Lateral ocean tracer physics |
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179 | #endif |
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180 | |
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181 | ! ! Ocean trends |
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182 | |
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183 | ! ! =============== ! |
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184 | ! ! time stepping ! |
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185 | ! ! =============== ! |
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186 | |
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187 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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188 | |
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189 | istp = nit000 |
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190 | DO WHILE ( istp <= nitend .AND. nstop == 0 ) |
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191 | CALL stp( istp ) |
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192 | istp = istp + 1 |
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193 | END DO |
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194 | ! ! ========= ! |
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195 | ! ! Job end ! |
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196 | ! ! ========= ! |
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197 | |
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198 | IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA |
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199 | |
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200 | IF( nstop /= 0 ) THEN ! error print |
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201 | IF(lwp) WRITE(numout,cform_err) |
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202 | IF(lwp) WRITE(numout,*) nstop, ' error have been found' |
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203 | ENDIF |
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204 | |
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205 | IF( lk_mpp ) CALL mppstop ! Close all files (mpp) |
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206 | |
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207 | END SUBROUTINE opa_model |
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208 | |
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209 | !!====================================================================== |
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210 | END MODULE opa |
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