1 | INCLUDEDEF=saturn_const.def |
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2 | |
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3 | #mpi_threading_mode=serialized |
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4 | mpi_threading_mode=funneled |
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5 | |
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6 | halo_i=0 |
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7 | halo_j=1 |
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8 | # ------------------------------- Mesh --------------------------------- |
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9 | |
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10 | # Number of subdivision on a main triangle (nbp) : integer (default=40) |
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11 | nbp=10 |
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12 | |
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13 | # nbp 20 40 80 160 |
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14 | # T-edge length (km) 500 250 120 60 |
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15 | |
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16 | # sub splitting of main rhombus : integer (default=1) |
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17 | nsplit_i=2 |
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18 | nsplit_j=2 |
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19 | |
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20 | # Number of vertical layer (llm) : integer (default=19) |
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21 | llm=64 |
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22 | |
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23 | # disvert : vertical discretisation : string (default='std') : std, ncar, ncar30l |
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24 | disvert=read_apbp |
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25 | |
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26 | # ncar_dz : model layer thickness in meters: real (default=400) |
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27 | # used if disvert=ncar |
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28 | ncar_dz=1000. |
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29 | |
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30 | # optim_it : mesh optimisation : number of iteration : integer (default=0) |
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31 | #optim_it=1000 |
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32 | optim_it=0 |
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33 | |
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34 | # ---------------------------------- Time--------------------------------- |
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35 | |
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36 | # scheme type : string ( default='runge_kutta') euler, leapfrog_matsuno, runge_kutta ) |
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37 | scheme = runge_kutta leapfrog_matsuno |
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38 | |
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39 | # matsuno period : integer ( default=5) |
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40 | matsuno_period = 5 |
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41 | |
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42 | # timestep : real (default=480s) |
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43 | dt = 475.65 |
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44 | |
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45 | # advection called every itau_adv time steps : integer (default 2) |
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46 | # standard : umax=100m/s vs c=340m/s (ratio 1:3) |
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47 | # in JW06 umax=35m/s vs c=340m/s (ratio 1:10) |
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48 | itau_adv=3 |
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49 | |
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50 | # number of timestep (default 100) (ignored if run_length is set) |
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51 | itaumax = 100 |
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52 | |
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53 | # run length : real (default=dt*itaumax) |
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54 | #run_length=48000 |
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55 | #run_length=0 |
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56 | #run_length=432000 |
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57 | # one saturn year (24430 days) |
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58 | #run_length=929610360 |
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59 | # 5 saturn day (5*38052=190260) |
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60 | #run_length=190260 |
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61 | # 1 saturn day |
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62 | run_length=38052 |
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63 | # 100 saturn days |
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64 | #run_length=3805200 |
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65 | # 2000 saturn days |
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66 | #run_length=76104000 |
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67 | |
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68 | #activate IO (default = true) |
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69 | enable_io = false |
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70 | |
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71 | # output with XIOS (only if compiled with XIOS): true/false (default true) |
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72 | xios_output=false |
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73 | |
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74 | # output field period (only when not using XIOS) : integer (default none) |
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75 | #write_period=7200 |
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76 | # write_period=14400 |
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77 | write_period=86400 |
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78 | |
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79 | # ---------------------------------- Misc -------------------------------- |
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80 | |
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81 | # number of tracer (nqtot) : integer (default 1) |
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82 | nqtot=2 |
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83 | |
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84 | # pression value where output is interpolated : real (default=0, no output) |
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85 | out_pression_level=85000 |
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86 | |
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87 | # etat0 : initial state : string (default=jablonowsky06) : |
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88 | # jablonowsky06, academic, ncar |
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89 | #etat0=isothermal |
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90 | #etat0_isothermal_temp=175 |
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91 | |
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92 | etat0=temperature_profile |
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93 | # for 'etat0=temperature_profile" |
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94 | # initial temperature profile provided in file |
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95 | temperature_profile_file=temp_profile.txt |
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96 | |
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97 | #etat0=start_file |
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98 | # for 'etat0=start_file" |
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99 | # start file name (default is start.nc) |
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100 | # start_file_name=start |
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101 | # restart file name (default is restart.nc) |
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102 | #restart_file_name=restart |
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103 | |
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104 | # ------------------------------ Dynamics -------------------------------- |
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105 | |
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106 | # caldyn : computation type for gcm equation : string (default=gcm) : gcm, adv |
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107 | caldyn=gcm |
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108 | |
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109 | # caldyn_conserv : string (default=energy) : energy,enstrophy |
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110 | caldyn_conserv=energy |
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111 | |
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112 | # caldyn_exner : scheme for computing Exner function : string (default=direct) : direct,lmdz |
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113 | caldyn_exner=direct |
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114 | |
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115 | # caldyn_hydrostat : scheme for computing geopotential : string (default=direct) : direct,lmdz |
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116 | caldyn_hydrostat=direct |
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117 | |
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118 | # guided_type : string (default=none) : none, ncar |
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119 | guided_type=none |
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120 | |
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121 | # ---------------------------------- Dissipation --------------------------------- |
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122 | |
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123 | # dissipation time graddiv : real (default=5000) |
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124 | tau_graddiv = 5000 |
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125 | |
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126 | # number of iteration for graddiv : integer (default=1) |
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127 | nitergdiv = 2 |
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128 | |
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129 | # dissipation time nxgradrot (default=5000) |
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130 | tau_gradrot = 5000 |
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131 | |
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132 | # number of iteration for nxgradrot : integer (default=1) |
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133 | nitergrot=2 |
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134 | |
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135 | # dissipation time divgrad (theta) (default=5000) |
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136 | tau_divgrad= 5000 |
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137 | |
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138 | # number of iteration for divgrad : integer (default=1) |
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139 | niterdivgrad=2 |
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140 | |
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141 | # Rayleigh friction : string (default=none) : none, dcmip2_schaer_noshear, dcmip2_schaer_shear |
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142 | rayleigh_friction_type=none |
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143 | |
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144 | #Sponge layer |
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145 | ### iflag_sponge=0 for no sponge |
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146 | ### iflag_sponge=1 for sponge over 4 topmost layers |
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147 | ### iflag_sponge=2 for sponge from top to ~1% of top layer pressure |
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148 | ### iflag_sponge=3 for sponge over topmost 'nb_sponge_layers' |
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149 | ### tau_sponge --> damping frequency at last layer |
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150 | ### e-5 medium / e-4 strong yet reasonable / e-3 very strong |
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151 | ### mode_sponge=1 for u,v --> 0 |
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152 | ### mode_sponge=2 for u,v --> zonal mean (NOT IMPLEMENTED) |
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153 | ### mode_sponge=3 for u,v,h --> zonal mean (NOT IMPLEMENTED) |
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154 | iflag_sponge = 1 |
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155 | tau_sponge = 1.e-4 |
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156 | # 'nb_sponge_layers', used only when iflag_sponge = 3 |
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157 | nb_sponge_layers = 10 |
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158 | mode_sponge = 1 |
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159 | |
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160 | # -------------------------------- Physics ------------------------------------- |
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161 | |
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162 | itau_physics=40 |
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163 | |
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164 | # kind of physics : string : none, dcmip (default=none) |
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165 | physics=phys_lmdz_generic |
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166 | |
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167 | # testcase physics for dcmip : INTEGER : 1, 2 (default=1) |
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168 | dcmip_physics=1 |
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169 | |
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170 | # -------------------- parameters for NCAR test cases ------------------------ |
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171 | |
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172 | # NCAR advection test, initial tracer : string ( default='cos_bell') |
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173 | # const, slotted_cyl, cos_bell, dbl_cos_bell_q1, dbl_cos_bell_q2, complement, hadley |
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174 | ncar_adv_shape=cos_bell |
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175 | |
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176 | # NCAR advection test, wind field : string (default='deform') : solid, deform, hadley |
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177 | ncar_adv_wind=solid |
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178 | |
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179 | # ncar_T0 : reference temperature for NCAR test cases : real (default=300) |
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180 | # also used by disvert if disvert=ncar |
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181 | ncar_T0=300 |
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182 | |
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183 | # ncar_p0 : reference pressure for NCAR test cases : real (default=1e5) |
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184 | # also used by disvert if disvert=ncar |
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185 | ncar_p0=1e5 |
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186 | |
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187 | # ncar_disvert_c : exponent for B(eta) : integer (default=1) |
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188 | # used by disvert if disvert=ncar |
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189 | |
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190 | ncar_disvert_c=1 |
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191 | |
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192 | # dcmip 4 testcase : integer (default=1) : 1, 2 |
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193 | dcmip4_testcase=1 |
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194 | #----------------------------------------------------------------------- |
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