# Runtime parameters for the Sedov explosion problem. # Parameters for initial model # Ambient pressure and density, explosion energy, initial # radius of perturbation, and location of explosion center p_ambient = 1.E-5 rho_ambient = 1. exp_energy = 1. r_init = 0.013671875 xctr = 0.5 yctr = 0.0 zctr = 0.5 # Gas ratio of specific heats gamma = 1.4 # Computational volume parameters # Grid dimensionality and geometry geometry = "cylindrical" # Size of computational volume xmin = 0. xmax = 4 ymin =-3 ymax =3 zmin = 0. zmax = 1. # Boundary conditions xl_boundary_type = "reflect" xr_boundary_type = "outflow" yl_boundary_type = "reflect" yr_boundary_type = "reflect" zl_boundary_type = "outflow" zr_boundary_type = "outflow" # Simulation (grid, time, I/O) parameters cfl = 0.8 lrefine_max = 5 basenm = "sedov_cyl_mhd" restart = .false. trstrt = 0.01 nend = 100000 tmax =3 refine_var_1 = "dens" refine_var_2 = "velx" rho_heavy =2.00 rho_light=1.00 Bx0=6 By0=-3 Bz0=0.0 temp=1e-3 run_comment = "Sedov explosion with MHD" log_file = "sedov_cyl.log" eint_switch = 1.e-4