1 | INCLUDEDEF=earth_const.def |
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2 | |
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3 | # ------------------------------- Mesh --------------------------------- |
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4 | |
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5 | # Number of subdivision on a main triangle (nbp) : integer (default=40) |
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6 | nbp=40 |
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7 | |
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8 | # nbp 20 40 80 160 |
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9 | # T-edge length (km) 500 250 120 60 |
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10 | |
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11 | # sub splitting of main rhombus : integer (default=1) |
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12 | nsplit_i=1 |
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13 | nsplit_j=1 |
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14 | |
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15 | # Number of vertical layer (llm) : integer (default=19) |
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16 | llm=30 |
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17 | |
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18 | # disvert : vertical discretisation : string (default='std') : std, ncar, ncar30l |
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19 | disvert=ncarl30 |
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20 | |
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21 | # ncar_dz : model layer thickness in meters: real (default=400) |
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22 | # used if disvert=ncar |
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23 | ncar_dz=1000. |
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24 | |
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25 | # optim_it : mesh optimisation : number of iteration : integer (default=0) |
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26 | #optim_it=1000 |
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27 | optim_it=0 |
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28 | |
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29 | # ---------------------------------- Time--------------------------------- |
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30 | |
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31 | # scheme type : string ( default='runge_kutta') euler, leapfrog_matsuno, runge_kutta ) |
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32 | scheme = runge_kutta leapfrog_matsuno |
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33 | |
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34 | # matsuno period : integer ( default=5) |
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35 | matsuno_period = 5 |
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36 | |
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37 | # timestep : real (default=480s) |
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38 | dt = 480. |
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39 | |
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40 | # advection called every itau_adv time steps : integer (default 2) |
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41 | # standard : umax=100m/s vs c=340m/s (ratio 1:3) |
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42 | # in JW06 umax=35m/s vs c=340m/s (ratio 1:10) |
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43 | itau_adv=3 |
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44 | |
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45 | # number of timestep (default 100) |
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46 | # itaumax = 10000 |
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47 | |
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48 | # run length : real (default=dt*itaumax) |
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49 | run_length=2592000 |
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50 | #run_length=432000 |
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51 | #run_length=86400 |
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52 | |
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53 | # output field period : integer (default none) |
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54 | write_period=86400 |
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55 | # write_period=14400 |
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56 | |
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57 | # ---------------------------------- Misc -------------------------------- |
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58 | |
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59 | # number of tracer (nqtot) : integer (default 1) |
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60 | nqtot=2 |
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61 | |
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62 | # pression value where output is interpolated : real (default=0, no output) |
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63 | out_pression_level=85000 |
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64 | |
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65 | # etat0 : initial state : string (default=jablonowsky06) : |
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66 | # jablonowsky06, academic, ncar |
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67 | etat0=dcmip4 |
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68 | |
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69 | # ------------------------------ Dynamics -------------------------------- |
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70 | |
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71 | # caldyn : computation type for gcm equation : string (default=gcm) : gcm, adv |
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72 | caldyn=gcm |
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73 | |
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74 | # caldyn_conserv : string (default=energy) : energy,enstrophy |
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75 | caldyn_conserv=energy |
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76 | |
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77 | # caldyn_exner : scheme for computing Exner function : string (default=direct) : direct,lmdz |
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78 | caldyn_exner=direct |
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79 | |
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80 | # caldyn_hydrostat : scheme for computing geopotential : string (default=direct) : direct,lmdz |
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81 | caldyn_hydrostat=direct |
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82 | |
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83 | # guided_type : string (default=none) : none, ncar |
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84 | guided_type=none |
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85 | |
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86 | # ---------------------------------- Dissipation --------------------------------- |
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87 | |
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88 | # dissipation time graddiv : real (default=5000) |
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89 | tau_graddiv = 5000 |
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90 | |
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91 | # number of iteration for graddiv : integer (default=1) |
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92 | nitergdiv = 2 |
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93 | |
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94 | # dissipation time nxgradrot (default=5000) |
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95 | tau_gradrot = 5000 |
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96 | |
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97 | # number of iteration for nxgradrot : integer (default=1) |
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98 | nitergrot=2 |
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99 | |
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100 | # dissipation time divgrad (theta) (default=5000) |
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101 | tau_divgrad= 5000 |
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102 | |
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103 | # number of iteration for divgrad : integer (default=1) |
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104 | niterdivgrad=2 |
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105 | |
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106 | # Rayleigh friction : string (default=none) : none, dcmip2_schaer_noshear, dcmip2_schaer_shear |
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107 | rayleigh_friction_type=none |
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108 | |
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109 | # -------------------------------- Physics ------------------------------------- |
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110 | |
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111 | # kind of physics : string : none, dcmip (default=none) |
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112 | physics=none |
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113 | |
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114 | # testcase physics for dcmip : INTEGER : 1, 2 (default=1) |
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115 | dcmip_physics=1 |
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116 | |
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117 | # -------------------- parameters for NCAR test cases ------------------------ |
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118 | |
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119 | # NCAR advection test, initial tracer : string ( default='cos_bell') |
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120 | # const, slotted_cyl, cos_bell, dbl_cos_bell_q1, dbl_cos_bell_q2, complement, hadley |
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121 | ncar_adv_shape=cos_bell |
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122 | |
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123 | # NCAR advection test, wind field : string (default='deform') : solid, deform, hadley |
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124 | ncar_adv_wind=solid |
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125 | |
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126 | # ncar_T0 : reference temperature for NCAR test cases : real (default=300) |
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127 | # also used by disvert if disvert=ncar |
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128 | ncar_T0=300 |
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129 | |
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130 | # ncar_p0 : reference pressure for NCAR test cases : real (default=1e5) |
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131 | # also used by disvert if disvert=ncar |
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132 | ncar_p0=1e5 |
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133 | |
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134 | # ncar_disvert_c : exponent for B(eta) : integer (default=1) |
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135 | # used by disvert if disvert=ncar |
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136 | |
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137 | ncar_disvert_c=1 |
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138 | |
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139 | # dcmip 4 testcase : integer (default=1) : 1, 2 |
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140 | dcmip4_testcase=1 |
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141 | #----------------------------------------------------------------------- |
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