[236] | 1 | INCLUDEDEF=saturn_const.def |
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[230] | 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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[270] | 11 | nbp=10 |
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[230] | 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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[241] | 17 | nsplit_i=2 |
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| 18 | nsplit_j=2 |
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[230] | 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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[241] | 43 | dt = 475.65 |
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[230] | 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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[270] | 50 | # number of timestep (default 100) (ignored if run_length is set) |
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[230] | 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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[270] | 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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[230] | 67 | |
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| 68 | #activate IO (default = true) |
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[256] | 69 | enable_io = false |
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[230] | 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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[270] | 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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[230] | 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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[282] | 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 | ### tau_sponge --> damping frequency at last layer |
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| 149 | ### e-5 medium / e-4 strong yet reasonable / e-3 very strong |
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| 150 | ### mode_sponge=1 for u,v --> 0 |
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| 151 | ### mode_sponge=2 for u,v --> zonal mean (NOT IMPLEMENTED) |
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| 152 | ### mode_sponge=3 for u,v,h --> zonal mean (NOT IMPLEMENTED) |
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| 153 | iflag_sponge = 1 |
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| 154 | tau_sponge = 1.e-4 |
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| 155 | mode_sponge = 1 |
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| 156 | |
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[230] | 157 | # -------------------------------- Physics ------------------------------------- |
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| 158 | |
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[241] | 159 | itau_physics=40 |
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[230] | 160 | |
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| 161 | # kind of physics : string : none, dcmip (default=none) |
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| 162 | physics=phys_lmdz_generic |
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| 163 | |
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| 164 | # testcase physics for dcmip : INTEGER : 1, 2 (default=1) |
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| 165 | dcmip_physics=1 |
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| 166 | |
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| 167 | # -------------------- parameters for NCAR test cases ------------------------ |
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| 168 | |
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| 169 | # NCAR advection test, initial tracer : string ( default='cos_bell') |
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| 170 | # const, slotted_cyl, cos_bell, dbl_cos_bell_q1, dbl_cos_bell_q2, complement, hadley |
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| 171 | ncar_adv_shape=cos_bell |
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| 172 | |
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| 173 | # NCAR advection test, wind field : string (default='deform') : solid, deform, hadley |
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| 174 | ncar_adv_wind=solid |
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| 175 | |
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| 176 | # ncar_T0 : reference temperature for NCAR test cases : real (default=300) |
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| 177 | # also used by disvert if disvert=ncar |
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| 178 | ncar_T0=300 |
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| 179 | |
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| 180 | # ncar_p0 : reference pressure for NCAR test cases : real (default=1e5) |
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| 181 | # also used by disvert if disvert=ncar |
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| 182 | ncar_p0=1e5 |
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| 183 | |
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| 184 | # ncar_disvert_c : exponent for B(eta) : integer (default=1) |
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| 185 | # used by disvert if disvert=ncar |
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| 186 | |
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| 187 | ncar_disvert_c=1 |
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| 188 | |
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| 189 | # dcmip 4 testcase : integer (default=1) : 1, 2 |
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| 190 | dcmip4_testcase=1 |
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| 191 | #----------------------------------------------------------------------- |
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