1 | # |
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2 | #************************************************************************** |
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3 | # Namelist for ORCHIDEE_OL |
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4 | #************************************************************************** |
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5 | # |
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6 | #************************************************************************** |
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7 | # OPTIONS NOT SET |
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8 | #************************************************************************** |
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9 | # |
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10 | # |
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11 | #************************************************************************** |
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12 | # Management of display in the run of DRIVER |
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13 | #************************************************************************** |
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14 | |
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15 | # Flag for debug information |
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16 | # This option allows to switch on the output of debug |
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17 | # information without recompiling the code. |
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18 | DEBUG_INFO = n |
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19 | #default = n |
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20 | |
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21 | |
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22 | #--------------------------------------------------------------------- |
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23 | # Forcing file name |
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24 | # Name of file containing the forcing data |
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25 | # This is the name of the file which should be opened |
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26 | # for reading the forcing data of the dim0 model. |
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27 | # The format of the file has to be netCDF and COADS |
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28 | # compliant. Cabauw.nc, islscp_for.nc, WG_cru.nc |
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29 | FORCING_FILE = forcing_file.nc |
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30 | # default = islscp_for.nc |
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31 | |
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32 | # split time step : |
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33 | #--------------------------------------------------------------------- |
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34 | |
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35 | # Splits the timestep imposed by the forcing |
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36 | # With this value the time step of the forcing |
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37 | # will be devided. In principle this can be run |
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38 | # in explicit mode but it is strongly suggested |
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39 | # to use the implicit method so that the |
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40 | # atmospheric forcing has a smooth evolution. |
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41 | SPLIT_DT = 12 |
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42 | # default = 12 |
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43 | |
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44 | # Time in the forcing file at which the model is started. |
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45 | # This time give the point in time at which the model |
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46 | # should be started. |
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47 | # If exists, the date of the restart file is use. |
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48 | # The FORMAT of this date can be either of the following : |
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49 | # n : time step n within the forcing file |
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50 | # nS : n seconds after the first time-step in the file |
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51 | # nD : n days after the first time-step |
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52 | # nM : n month after the first time-step (year of 365 days) |
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53 | # nY : n years after the first time-step (year of 365 days) |
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54 | # Or combinations : |
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55 | # nYmM: n years and m month |
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56 | TIME_SKIP = 0 |
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57 | # default = 0 |
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58 | |
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59 | # Spread the precipitation. |
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60 | # Spread the precipitaiton over n steps of the splited forcing time step. |
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61 | # This is ONLY applied if the forcing time step has been splited (SPLIT_DT). |
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62 | # If the value indicated is greater than SPLIT_DT, SPLIT_DT is used for it. |
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63 | SPRED_PREC = 1 |
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64 | # default = 1 |
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65 | |
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66 | |
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67 | |
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68 | |
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69 | |
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70 | # Input and output restart file for the driver |
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71 | #--------------------------------------------------------------------- |
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72 | |
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73 | # Name of restart to READ for initial conditions |
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74 | # This is the name of the file which will be opened |
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75 | # to extract the initial values of all prognostic |
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76 | # values of the model. This has to be a netCDF file. |
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77 | # Not truly COADS compliant. NONE will mean that |
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78 | # no restart file is to be expected. |
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79 | RESTART_FILEIN = NONE |
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80 | # default = NONE |
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81 | |
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82 | # Name of restart files to be created by the driver |
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83 | # This variable give the name for |
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84 | # the restart file. The restart software within |
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85 | # IOIPSL will add .nc if needed |
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86 | RESTART_FILEOUT = driver_rest_out.nc |
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87 | # default = driver_rest_out.nc |
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88 | |
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89 | |
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90 | #************************************************************************** |
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91 | # Area location |
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92 | #************************************************************************** |
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93 | # The model will use the smalest regions from |
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94 | # region specified here and the one of the forcing file. |
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95 | |
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96 | # Western limit of region |
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97 | # Western limit of the region we are |
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98 | # interested in. Between -180 and +180 degrees |
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99 | LIMIT_WEST = -180. |
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100 | # default = -180. |
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101 | |
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102 | # Eastern limit of region |
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103 | # Eastern limit of the region we are |
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104 | # interested in. Between -180 and +180 degrees |
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105 | LIMIT_EAST = 180. |
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106 | # default = 180. |
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107 | |
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108 | # Northern limit of region |
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109 | # Northern limit of the region we are |
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110 | # interested in. Between +90 and -90 degrees |
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111 | LIMIT_NORTH = 90. |
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112 | # default = 90. |
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113 | |
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114 | # Southern limit of region |
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115 | # Southern limit of the region we are |
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116 | # interested in. Between 90 and -90 degrees |
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117 | LIMIT_SOUTH = -90. |
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118 | # default = -90. |
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119 | |
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120 | ##************************************************************************** |
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121 | # Simulation parameters |
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122 | #************************************************************************** |
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123 | |
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124 | # method of forcing |
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125 | # A method is proposed by which the first atmospheric |
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126 | # level is not directly forced by observations but |
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127 | # relaxed with a time constant towards observations. |
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128 | # For the moment the methods tends to smooth too much |
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129 | # the diurnal cycle and introduces a time shift. |
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130 | # A more sophisticated method is needed. |
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131 | RELAXATION = n |
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132 | # default = n |
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133 | |
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134 | # Time constant of the relaxation layer RELAXATION |
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135 | # The time constant associated to the atmospheric |
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136 | # conditions which are going to be computed |
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137 | # in the relaxed layer. To avoid too much |
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138 | # damping the value should be larger than 1000. |
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139 | RELAX_A = 1000. |
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140 | # default = 1000.0 |
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141 | |
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142 | # Height at which T and Q are given |
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143 | # The atmospheric variables (temperature and specific |
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144 | # humidity) are measured at a specific level. |
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145 | # The height of this level is needed to compute |
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146 | # correctly the turbulent transfer coefficients. |
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147 | # Look at the description of the forcing |
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148 | # DATA for the correct value. |
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149 | HEIGHT_LEV1 = 2.0 |
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150 | # default = 2.0 |
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151 | |
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152 | # Height at which the wind is given |
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153 | # The height at which wind is needed to compute |
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154 | # correctly the turbulent transfer coefficients. |
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155 | HEIGHT_LEVW = 10.0 |
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156 | # default = 10.0 |
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157 | |
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158 | #--------------------------------------------------------------------- |
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159 | # Weather generator or not : |
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160 | #--------------------------------------------------------------------- |
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161 | |
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162 | # Allow weather generator to create data. |
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163 | # This flag allows the forcing-reader to generate |
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164 | # synthetic data if the data in the file is too sparse |
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165 | # and the temporal resolution would not be enough to |
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166 | # run the model. |
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167 | ALLOW_WEATHERGEN = n |
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168 | # default = n |
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169 | |
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170 | # North-South Resolution |
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171 | # If ALLOW_WEATHERGEN |
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172 | # North-South Resolution of the region we are |
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173 | # interested in. In degrees |
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174 | MERID_RES = 2. |
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175 | # default = 2. |
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176 | |
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177 | # East-West Resolution |
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178 | # If ALLOW_WEATHERGEN |
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179 | # East-West Resolution of the region we are |
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180 | # interested in. In degrees |
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181 | ZONAL_RES = 2. |
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182 | # default = 2. |
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183 | |
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184 | # Use prescribed values |
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185 | # If ALLOW_WEATHERGEN |
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186 | # If this is set to 1, the weather generator |
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187 | # uses the monthly mean values for daily means. |
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188 | # If it is set to 0, the weather generator |
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189 | # uses statistical relationships to derive daily |
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190 | # values from monthly means. |
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191 | IPPREC = 0 |
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192 | # default = 0 |
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193 | |
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194 | # Interpolation or not IF split is larger than 1 |
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195 | # Choose IF you wish to interpolate linearly or not. |
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196 | NO_INTER = y |
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197 | INTER_LIN = n |
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198 | # default : |
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199 | # NO_INTER = y |
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200 | # INTER_LIN = n |
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201 | |
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202 | # Exact monthly precipitation |
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203 | # If ALLOW_WEATHERGEN |
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204 | # If this is set to y, the weather generator |
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205 | # will generate pseudo-random precipitations |
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206 | # whose monthly mean is exactly the prescribed one. |
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207 | # In this case, the daily precipitation (for rainy |
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208 | # days) is constant (that is, some days have 0 precip, |
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209 | # the other days have precip = Precip_month/n_precip, |
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210 | # where n_precip is the prescribed number of rainy days |
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211 | # per month). |
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212 | WEATHGEN_PRECIP_EXACT = n |
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213 | # default = n |
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214 | |
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215 | # Calling frequency of weather generator (s) |
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216 | # Determines how often the weather generator |
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217 | # is called (time step in s). Should be equal |
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218 | # to or larger than Sechiba's time step (say, |
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219 | # up to 6 times Sechiba's time step or so). |
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220 | DT_WEATHGEN = 1800. |
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221 | # default = 1800. |
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222 | |
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223 | # Conserve net radiation in the forcing |
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224 | # When the interpolation is used the net radiation |
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225 | # provided by the forcing is not conserved anymore. |
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226 | # This should be avoided and thus this option should |
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227 | # be TRUE (y). |
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228 | # This option is not used for short-wave if the |
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229 | # time-step of the forcing is longer than an hour. |
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230 | # It does not make sense to try and reconstruct |
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231 | # a diurnal cycle and at the same time conserve the |
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232 | # incoming solar radiation. |
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233 | NETRAD_CONS = y |
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234 | # default = y |
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235 | |
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236 | # Write weather from generator into a forcing file |
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237 | # This flag makes the weather generator dump its |
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238 | # generated weather into a forcing file which can |
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239 | # then be used to get the same forcing on different |
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240 | # machines. This only works correctly if there is |
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241 | # a restart file (otherwise the forcing at the first |
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242 | # time step is slightly wrong). |
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243 | DUMP_WEATHER = n |
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244 | # default = n |
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245 | |
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246 | # Name of the file that contains |
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247 | # the weather from generator |
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248 | # If DUMP_WEATHER |
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249 | DUMP_WEATHER_FILE = weather_dump.nc |
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250 | # default = 'weather_dump.nc' |
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251 | |
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252 | # Dump weather data on gathered grid |
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253 | # If 'y', the weather data are gathered |
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254 | # for all land points. |
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255 | # If DUMP_WEATHER |
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256 | DUMP_WEATHER_GATHERED = y |
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257 | # default = y |
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258 | |
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259 | |
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260 | # Read Orbital Parameters |
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261 | |
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262 | # Eccentricity Effect |
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263 | # Use prescribed values |
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264 | # IF ALLOW_WEATHERGEN |
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265 | ECCENTRICITY = 0.016724 |
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266 | # default = 0.016724 |
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267 | |
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268 | # Longitude of perihelie |
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269 | # Use prescribed values |
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270 | # If ALLOW_WEATHERGEN |
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271 | PERIHELIE = 102.04 |
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272 | # default = 102.04 |
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273 | |
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274 | # Use prescribed values |
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275 | # If ALLOW_WEATHERGEN |
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276 | OBLIQUITY = 23.446 |
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277 | # default = 23.446 |
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278 | |
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279 | #************************************************************************** |
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280 | # length of simulation : |
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281 | #--------------------------------------------------------------------- |
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282 | # Length of the integration in time. |
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283 | # Length of integration. By default the entire length |
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284 | # of the forcing is used. The FORMAT of this date can |
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285 | # be either of the following : |
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286 | # n : time step n within the forcing file |
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287 | # nS : n seconds after the first time-step in the file |
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288 | # nD : n days after the first time-step |
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289 | # nM : n month after the first time-step (year of 365 days) |
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290 | # nY : n years after the first time-step (year of 365 days) |
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291 | # Or combinations : |
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292 | # nYmM: n years and m month |
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293 | TIME_LENGTH = default |
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294 | # default = depend on the time length and the number of time step in forcing file |
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295 | # = itau_len = itau_fin-itau_dep |
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296 | |
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297 | |
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298 | |
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