1 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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2 | ! OPA namelist : model option and parameter input |
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3 | ! ------------- |
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4 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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5 | ! |
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6 | !----------------------------------------------------------------------- |
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7 | ! nam_run parameters of the run |
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8 | !----------------------------------------------------------------------- |
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9 | ! no job number |
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10 | ! cexper experience name for vairmer format |
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11 | ! ln_rstart boolean term for restart (true or false) |
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12 | ! nrstdt control of the restart timestep: |
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13 | ! = 0 restart, do not control nit000 in the restart file. |
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14 | ! = 1 restart, control nit000 in the restart file. Do not |
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15 | ! use the date in the restart file (use ndate0 in namelist) |
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16 | ! = 2 restart, control nit000 in the restart file, use the date |
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17 | ! in the restart file. ndate0 in the namelist is ignored. |
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18 | ! nit000 number of the first time step |
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19 | ! nitend number of the last time step |
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20 | ! ndate0 initial calendar date aammjj |
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21 | ! nleapy Leap year calendar (0/1) |
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22 | ! ninist initial state output flag (0/1) |
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23 | ! nprint level of print (0 no print) |
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24 | ! nstock frequency of restart file |
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25 | ! nwrite frequency of OUTPUT file |
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26 | ! nrunoff = 0 no, 1 runoff, 2 runoff+river mouth ups adv |
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27 | ! ln_ctl trend control print (expensive!) |
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28 | ! nictls start i indice to make the control SUM (very usefull to compare mono- |
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29 | ! nictle end i indice to make the control SUM (-versus multi processor runs) |
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30 | ! njctls start j indice to make the control SUM (very usefull to compare mono- |
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31 | ! njctle end j indice to make the control SUM (-versus multi processor runs) |
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32 | ! isplt number of processors following i |
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33 | ! jsplt number of processors following j |
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34 | ! nbench Bench parameter (0/1): CAUTION it must be zero except for bench |
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35 | ! for which we don't care about physical meaning of the results |
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36 | ! |
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37 | ! CAUTION: for usual run scripts, logical value of |
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38 | ! ******* ln_rstart must be .true. or .false. |
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39 | ! and NOT .TRUE. or .FALSE. |
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40 | &nam_run |
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41 | no = 0 |
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42 | cexper = "PISCES" |
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43 | ln_rstart = .false. |
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44 | nrstdt = 0 |
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45 | nit000 = 1 |
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46 | nitend = 6000 |
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47 | ndate0 = 010101 |
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48 | nleapy = 0 |
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49 | ninist = 0 |
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50 | nprint = 0 |
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51 | nstock = 6000 |
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52 | nwrite = 1200 |
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53 | ln_ctl = .false. |
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54 | nictls = 2 |
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55 | nictle = 720 |
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56 | njctls = 2 |
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57 | njctle = 510 |
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58 | isplt = 1 |
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59 | jsplt = 1 |
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60 | nbench = 0 |
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61 | / |
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62 | !----------------------------------------------------------------------- |
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63 | ! nam_mpp Massively Parallel Processing |
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64 | !----------------------------------------------------------------------- |
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65 | ! c_mpi_send mpi send/recieve type |
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66 | ! = 'S' : standard blocking send |
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67 | ! = 'B' : buffer blocking send |
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68 | ! = 'I' : immediate non-blocking send |
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69 | &nam_mpp |
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70 | c_mpi_send = 'S' |
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71 | / |
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72 | !----------------------------------------------------------------------- |
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73 | ! nam_zgr vertical coordinate |
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74 | !----------------------------------------------------------------------- |
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75 | ! ln_zco z-coordinate - full steps (T/F) |
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76 | ! ln_zps z-coordinate - partial steps (T/F) |
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77 | ! ln_sco s- or hybrid z-s-coordinate (T/F) |
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78 | &nam_zgr |
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79 | ln_zco = .false. |
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80 | ln_zps = .true. |
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81 | ln_sco = .false. |
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82 | / |
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83 | !----------------------------------------------------------------------- |
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84 | ! nam_zgr_sco s-coordinate or hybrid z-s-coordinate |
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85 | !----------------------------------------------------------------------- |
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86 | ! sbot_min minimum depth of s-bottom surface (>0) (m) |
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87 | ! sbot_max maximum depth of s-bottom surface (= ocean depth) (>0) (m) |
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88 | ! theta surface control parameter (0<=theta<=20) |
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89 | ! thetb bottom control parameter (0<=thetb<= 1) |
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90 | ! r_max maximum cut-off r-value allowed (0<r_max<1) |
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91 | &nam_zgr_sco |
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92 | sbot_min = 300. |
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93 | sbot_max = 5250. |
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94 | theta = 6.0 |
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95 | thetb = 0.75 |
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96 | r_max = 0.15 |
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97 | / |
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98 | !----------------------------------------------------------------------- |
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99 | ! nam_traadv advection scheme for tracer (option not control by CPP keys) |
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100 | !----------------------------------------------------------------------- |
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101 | ! ln_traadv_cen2 2nd order centered scheme (default T) |
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102 | ! ln_traadv_tvd TVD scheme (default F) |
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103 | ! ln_traadv_muscl MUSCL scheme (default F) |
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104 | ! ln_traadv_muscl2 MUSCL2 scheme (default F) |
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105 | &nam_traadv |
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106 | ln_traadv_cen2 = .true. |
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107 | ln_traadv_tvd = .false. |
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108 | ln_traadv_muscl = .false. |
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109 | ln_traadv_muscl2 = .false. |
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110 | / |
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111 | !----------------------------------------------------------------------- |
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112 | ! nam_traldf lateral diffusion scheme for tracer (option not control by CPP keys) |
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113 | !----------------------------------------------------------------------- |
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114 | ! Type of the operator : |
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115 | ! ln_traldf_lap laplacian operator (default T) |
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116 | ! ln_traldf_bilap bilaplacian operator (default F) |
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117 | ! Direction of action : |
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118 | ! ln_traldf_level iso-level (default F) |
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119 | ! ln_traldf_hor horizontal (geopotential) (default F)^** |
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120 | ! ln_traldf_iso iso-neutral (default T)^* |
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121 | ! Coefficient |
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122 | ! aht0 horizontal eddy diffusivity for tracers (m2/s) |
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123 | ! ahtb0 background eddy diffusivity for isopycnal diffusion (m2/s) |
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124 | ! aeiv0 eddy induced velocity coefficient (m2/s) |
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125 | ! ^* require key_ldfslp to compute the direction of the lateral diffusion |
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126 | ! ^** require key_ldfslp in s-coordinate |
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127 | &nam_traldf |
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128 | ln_traldf_lap = .true. |
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129 | ln_traldf_bilap = .false. |
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130 | ln_traldf_level = .false. |
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131 | ln_traldf_hor = .false. |
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132 | ln_traldf_iso = .true. |
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133 | aht0 = 2000. |
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134 | ahtb0 = 0. |
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135 | aeiv0 = 2000. |
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136 | / |
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137 | !----------------------------------------------------------------------- |
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138 | ! nam_dynldf lateral diffusion on momentum |
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139 | !----------------------------------------------------------------------- |
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140 | ! Type of the operator : |
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141 | ! ln_dynldf_lap laplacian operator (default T) |
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142 | ! ln_dynldf_bilap bilaplacian operator (default F) |
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143 | ! Direction of action : |
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144 | ! ln_dynldf_level iso-level (default F) |
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145 | ! ln_dynldf_hor horizontal (geopotential) (default F)^** |
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146 | ! ln_dynldf_iso iso-neutral (default T)^* |
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147 | ! Coefficient |
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148 | ! ahm0 horizontal eddy viscosity for the dynamics (m2/s) |
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149 | ! ahmb0 background eddy viscosity for isopycnal diffusion (m2/s) |
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150 | &nam_dynldf |
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151 | ln_dynldf_lap = .true. |
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152 | ln_dynldf_bilap = .false. |
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153 | ln_dynldf_level = .false. |
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154 | ln_dynldf_hor = .true. |
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155 | ln_dynldf_iso = .false. |
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156 | ahm0 = 40000. |
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157 | ahmb0 = 0. |
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158 | / |
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159 | !----------------------------------------------------------------------- |
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160 | ! namflg algorithm flags (algorithm not control by CPP keys) |
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161 | !----------------------------------------------------------------------- |
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162 | ! ln_dynhpg_imp hydrostatic pressure gradient: semi-implicit time scheme (T) |
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163 | ! centered time scheme (F) |
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164 | &namflg |
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165 | ln_dynhpg_imp = .false. |
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166 | / |
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167 | !----------------------------------------------------------------------- |
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168 | ! nam_dynvor option of physics/algorithm (not control by CPP keys) |
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169 | !----------------------------------------------------------------------- |
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170 | ! ln_dynvor_ens vorticity trends: enstrophy conserving scheme (default T) |
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171 | ! ln_dynvor_ene " " : energy conserving scheme (default F) |
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172 | ! ln_dynvor_mix " " : mixed scheme (default F) |
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173 | ! ln_dynvor_een " " : energy & enstrophy scheme (default F) |
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174 | &nam_dynvor |
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175 | ln_dynvor_ene = .FALSE. |
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176 | ln_dynvor_ens = .TRUE. |
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177 | ln_dynvor_mix = .FALSE. |
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178 | ln_dynvor_een = .FALSE. |
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179 | / |
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180 | !----------------------------------------------------------------------- |
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181 | ! nam_tau surface wind stress |
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182 | !----------------------------------------------------------------------- |
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183 | ! ntau000 gently increase the stress over the first ntau_rst time-steps |
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184 | ! tau0x uniform value used as default surface heat flux |
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185 | ! tau0y uniform value used as default solar radiation flux |
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186 | &nam_tau |
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187 | ntau000 = 0 |
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188 | tau0x = 0.e0 |
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189 | tau0y = 0.e0 |
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190 | / |
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191 | !----------------------------------------------------------------------- |
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192 | ! nam_flx surface fluxes |
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193 | !----------------------------------------------------------------------- |
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194 | ! q0 uniform value used as default surface heat flux |
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195 | ! qsr0 uniform value used as default solar radiation flux |
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196 | ! emp0 uniform value used as default surface freswater budget (E-P) |
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197 | &nam_flx |
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198 | q0 = 0.e0 |
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199 | qsr0 = 0.e0 |
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200 | emp0 = 0.e0 |
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201 | / |
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202 | !----------------------------------------------------------------------- |
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203 | ! nam_alb albedo parameters |
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204 | !----------------------------------------------------------------------- |
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205 | ! cgren correction of the snow or ice albedo to take into account |
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206 | ! albice albedo of melting ice in the arctic and antarctic |
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207 | ! alphd coefficients for linear interpolation used to compute albedo |
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208 | ! between two extremes values (Pyane, 1972) |
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209 | ! alphc " " |
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210 | ! alphdi " " |
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211 | &nam_alb |
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212 | cgren = 0.06 |
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213 | albice = 0.5 |
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214 | alphd = 0.80 |
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215 | alphc = 0.65 |
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216 | alphdi = 0.72 |
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217 | / |
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218 | !----------------------------------------------------------------------- |
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219 | ! nam_dom space and time domain (bathymetry, mesh, timestep) |
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220 | !----------------------------------------------------------------------- |
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221 | ! e3zps_min the thickness of the partial step is set larger than the |
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222 | ! e3zps_rat the minimum of e3zps_min and e3zps_rat * e3t |
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223 | ! (N.B. 0<e3zps_rat<1) |
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224 | ! nmsh =1 create a mesh file (coordinates, scale factors, masks) |
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225 | ! nacc the acceleration of convergence method |
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226 | ! = 0, no acceleration, rdt = rdttra |
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227 | ! = 1, acceleration used, rdt < rdttra(k) |
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228 | ! atfp asselin time filter parameter |
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229 | ! rdt time step for the dynamics (and tracer if nacc=0) |
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230 | ! rdtmin minimum time step on tracers |
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231 | ! rdtmax maximum time step on tracers |
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232 | ! rdth depth variation of tracer time step |
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233 | &nam_dom |
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234 | e3zps_min = 5. |
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235 | e3zps_rat = 0.1 |
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236 | nmsh = 1 |
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237 | nacc = 0 |
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238 | atfp = 0.1 |
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239 | rdt = 26280. |
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240 | rdtmin = 26280. |
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241 | rdtmax = 26280. |
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242 | rdth = 800. |
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243 | / |
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244 | !----------------------------------------------------------------------- |
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245 | ! nam_fwb freshwater budget correction |
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246 | !----------------------------------------------------------------------- |
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247 | ! ln_fwb logical flag for freshwater budget correction (0 annual mean) |
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248 | &nam_fwb |
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249 | ln_fwb = .true. |
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250 | / |
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251 | !----------------------------------------------------------------------- |
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252 | ! nam_ptr Poleward Transport Diagnostic |
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253 | !----------------------------------------------------------------------- |
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254 | ! ln_diaptr logical flag for Poleward transport computation |
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255 | ! nf_ptr Frequency of computation |
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256 | &nam_ptr |
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257 | ln_diaptr = .true. |
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258 | nf_ptr = 15 |
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259 | / |
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260 | !----------------------------------------------------------------------- |
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261 | ! nam_cro cross land advection |
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262 | !----------------------------------------------------------------------- |
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263 | ! n_cla advection between 2 ocean pts separates by land |
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264 | &nam_cla |
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265 | n_cla = 0 |
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266 | / |
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267 | !----------------------------------------------------------------------- |
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268 | ! nam_zdf vertical physics |
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269 | !----------------------------------------------------------------------- |
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270 | ! avt0 vertical eddy diffusivity for tracers (m2/s) |
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271 | ! ln_zdfnpc Non-Penetrative Convection (default T) |
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272 | &nam_zdf |
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273 | avt0 = 1.2e-5 |
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274 | ln_zdfnpc = .false. |
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275 | / |
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276 | !----------------------------------------------------------------------- |
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277 | ! nam_bbl bottom boundary layer scheme |
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278 | !----------------------------------------------------------------------- |
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279 | ! atrbbl lateral tracer coeff. for bottom boundary layer scheme(m2/s) |
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280 | &nam_bbl |
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281 | atrbbl = 10000. |
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282 | / |
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283 | !----------------------------------------------------------------------- |
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284 | ! nam_ddm double diffusive mixing parameterization |
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285 | !----------------------------------------------------------------------- |
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286 | ! avts maximum avs for dd mixing |
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287 | ! hsbfr heat/salt buoyancy flux ratio |
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288 | &nam_ddm |
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289 | avts = 1.e-4 |
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290 | hsbfr = 1.6 |
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291 | / |
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292 | !----------------------------------------------------------------------- |
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293 | ! nam_bbc bottom temperature boundary condition |
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294 | !----------------------------------------------------------------------- |
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295 | ! ngeo_flux = 0 no geothermal heat flux |
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296 | ! = 1 constant geothermal heat flux |
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297 | ! = 2 variable geothermal heat flux (read in geothermal_heating.nc) |
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298 | ! ( C A U T I O N : flux in mW/m2 in the NetCDF file ) |
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299 | ! ngeo_flux_const Constant value of geothermal heat flux (W/m2) |
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300 | &nam_bbc |
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301 | ngeo_flux = 2 |
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302 | ngeo_flux_const = 86.4e-3 |
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303 | / |
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304 | !----------------------------------------------------------------------- |
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305 | ! nam_qsr penetrative solar radiation |
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306 | !----------------------------------------------------------------------- |
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307 | ! ln_traqsr : penetrative solar radiation (T) or not (F) (Default=T) |
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308 | ! rabs fraction of qsr associated with xsi1 |
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309 | ! xsi1 first depth of extinction |
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310 | ! xsi2 second depth of extinction |
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311 | &nam_qsr |
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312 | xsi1 = 0.35 |
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313 | / |
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314 | !----------------------------------------------------------------------- |
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315 | ! nam_eos ocean physical parameters |
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316 | !----------------------------------------------------------------------- |
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317 | ! neos type of equation of state and Brunt-Vaisala frequency |
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318 | ! = 0, UNESCO (formulation of Jackett and McDougall (1994) |
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319 | ! and of McDougall (1987) ) |
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320 | ! = 1, linear: rho(T) = rau0 * ( 1.028 - ralpha * T ) |
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321 | ! = 2, linear: rho(T,S) = rau0 * ( rbeta * S - ralpha * T ) |
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322 | ! with rau0=1020 set in parcst routine |
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323 | ! ralpha thermal expension coefficient (linear equation of state) |
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324 | ! rbeta saline expension coefficient (linear equation of state) |
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325 | &nam_eos |
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326 | neos = 0 |
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327 | ralpha = 2.e-4 |
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328 | rbeta = 0.001 |
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329 | / |
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330 | !----------------------------------------------------------------------- |
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331 | ! nam_offdyn offline parameters |
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332 | !----------------------------------------------------------------------- |
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333 | ! ndtadyn number of period in the file for one year |
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334 | ! ndtatot total number of period in the file |
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335 | ! nsptint indicator for time interpolation |
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336 | ! nficdyn number of file to read |
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337 | ! lperdyn = T periodicity of the unique file |
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338 | ! = F (default) computed with Blanke' scheme |
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339 | &nam_offdyn |
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340 | ndtadyn = 73 |
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341 | ndtatot = 73 |
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342 | nsptint = 1 |
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343 | nficdyn = 2 |
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344 | lperdyn = .true. |
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345 | / |
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346 | |
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