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# ------------------ INPUTS TO MAIN PROGRAM ------------------- | ||
max_step = 4000 | ||
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amrex.fpe_trap_invalid = 1 | ||
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fabarray.mfiter_tile_size = 1024 1024 1024 | ||
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# PROBLEM SIZE & GEOMETRY | ||
geometry.prob_extent = 1024 1024 1024 | ||
amr.n_cell = 64 64 64 | ||
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geometry.is_periodic = 1 1 0 | ||
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zlo.type = "NoSlipWall" | ||
zhi.type = "SlipWall" | ||
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# TIME STEP CONTROL | ||
erf.fixed_dt = 0.1 # fixed time step depending on grid resolution | ||
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# DIAGNOSTICS & VERBOSITY | ||
erf.sum_interval = 1 # timesteps between computing mass | ||
erf.v = 1 # verbosity in ERF.cpp | ||
amr.v = 1 # verbosity in Amr.cpp | ||
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erf.data_log = my_data_file | ||
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erf.sampler_interval = 1 | ||
erf.do_line_sampling = true | ||
erf.sample_line_lo = 5 32 5 10 32 5 | ||
erf.sample_line_hi = 5 32 25 1000 32 5 | ||
erf.sample_line_dir = 2 0 | ||
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erf.do_plane_sampling = true | ||
erf.sample_plane_lo = 48.0 48.0 32.0 | ||
erf.sample_plane_hi = 320.0 320.0 32.0 | ||
erf.sample_plane_dir = 2 | ||
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# REFINEMENT / REGRIDDING | ||
amr.max_level = 0 # maximum level number allowed | ||
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# CHECKPOINT FILES | ||
erf.check_file = chk # root name of checkpoint file | ||
erf.check_int = 100 # number of timesteps between checkpoints | ||
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# PLOTFILES | ||
erf.plot_file_1 = plt # prefix of plotfile name | ||
erf.plot_int_1 = 10 # number of timesteps between plotfiles | ||
erf.plot_vars_1 = density rhoadv_0 x_velocity y_velocity z_velocity pressure temp theta | ||
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# SOLVER CHOICE | ||
erf.alpha_T = 0.0 | ||
erf.alpha_C = 1.0 | ||
erf.use_gravity = false | ||
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erf.molec_diff_type = "None" | ||
erf.les_type = "Smagorinsky" | ||
erf.Cs = 0.1 | ||
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erf.init_type = "uniform" | ||
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# PROBLEM PARAMETERS | ||
prob.rho_0 = 1.0 | ||
prob.A_0 = 1.0 | ||
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prob.U_0 = 10.0 | ||
prob.V_0 = 0.0 | ||
prob.W_0 = 0.0 | ||
prob.T_0 = 300.0 | ||
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# Higher values of perturbations lead to instability | ||
# Instability seems to be coming from BC | ||
prob.U_0_Pert_Mag = 0.08 | ||
prob.V_0_Pert_Mag = 0.08 # | ||
prob.W_0_Pert_Mag = 0.0 |
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