|
| 1 | +import json |
| 2 | +import math |
| 3 | + |
| 4 | +Mu = 1.84e-05 |
| 5 | +gam_a = 1.4 |
| 6 | + |
| 7 | +# Configuring case dictionary |
| 8 | +print( |
| 9 | + json.dumps( |
| 10 | + { |
| 11 | + # Logistics |
| 12 | + "run_time_info": "T", |
| 13 | + # Computational Domain Parameters |
| 14 | + # For these computations, the sphere is placed (3,3,3)*e-3 |
| 15 | + # domain origin. |
| 16 | + "x_domain%beg": 0.0e00, |
| 17 | + "x_domain%end": 6.0e-03, |
| 18 | + "y_domain%beg": 0.0e00, |
| 19 | + "y_domain%end": 6.0e-03, |
| 20 | + "z_domain%beg": 0.0e00, |
| 21 | + "z_domain%end": 6.0e-03, |
| 22 | + "cyl_coord": "F", |
| 23 | + "m": 99, |
| 24 | + "n": 99, |
| 25 | + "p": 99, |
| 26 | + "dt": 6.0e-6, |
| 27 | + "t_step_start": 0, |
| 28 | + "t_step_stop": 25, |
| 29 | + "t_step_save": 25, |
| 30 | + # Simulation Algorithm Parameters |
| 31 | + # Only one patches are necessary, the air tube |
| 32 | + "num_patches": 1, |
| 33 | + # Use the 5 equation model |
| 34 | + "model_eqns": 2, |
| 35 | + "alt_soundspeed": "F", |
| 36 | + # One fluids: air |
| 37 | + "num_fluids": 1, |
| 38 | + # time step |
| 39 | + "mpp_lim": "F", |
| 40 | + # Correct errors when computing speed of sound |
| 41 | + "mixture_err": "T", |
| 42 | + # Use TVD RK3 for time marching |
| 43 | + "time_stepper": 3, |
| 44 | + # Use WENO5 |
| 45 | + "weno_order": 5, |
| 46 | + "weno_eps": 1.0e-16, |
| 47 | + "weno_Re_flux": "T", |
| 48 | + "weno_avg": "T", |
| 49 | + "avg_state": 2, |
| 50 | + "mapped_weno": "T", |
| 51 | + "null_weights": "F", |
| 52 | + "mp_weno": "T", |
| 53 | + "riemann_solver": 2, |
| 54 | + "wave_speeds": 1, |
| 55 | + # We use ghost-cell |
| 56 | + "bc_x%beg": -3, |
| 57 | + "bc_x%end": -3, |
| 58 | + "bc_y%beg": -3, |
| 59 | + "bc_y%end": -3, |
| 60 | + "bc_z%beg": -3, |
| 61 | + "bc_z%end": -3, |
| 62 | + # Set IB to True and add 1 patch |
| 63 | + "ib": "T", |
| 64 | + "num_ibs": 1, |
| 65 | + "viscous": "T", |
| 66 | + # Formatted Database Files Structure Parameters |
| 67 | + "format": 1, |
| 68 | + "precision": 2, |
| 69 | + "prim_vars_wrt": "T", |
| 70 | + "E_wrt": "T", |
| 71 | + "parallel_io": "T", |
| 72 | + # Patch: Constant Tube filled with air |
| 73 | + # Specify the cylindrical air tube grid geometry |
| 74 | + "patch_icpp(1)%geometry": 9, |
| 75 | + # Uniform medium density, centroid is at the center of the domain |
| 76 | + "patch_icpp(1)%x_centroid": 3.0e-03, |
| 77 | + "patch_icpp(1)%y_centroid": 3.0e-03, |
| 78 | + "patch_icpp(1)%z_centroid": 3.0e-03, |
| 79 | + "patch_icpp(1)%length_x": 6.0e-03, |
| 80 | + "patch_icpp(1)%length_y": 6.0e-03, |
| 81 | + "patch_icpp(1)%length_z": 6.0e-03, |
| 82 | + # Specify the patch primitive variables |
| 83 | + "patch_icpp(1)%vel(1)": 0.00e00, |
| 84 | + "patch_icpp(1)%vel(2)": 0.0e00, |
| 85 | + "patch_icpp(1)%vel(3)": 0.0e00, |
| 86 | + "patch_icpp(1)%pres": 1.0e00, |
| 87 | + "patch_icpp(1)%alpha_rho(1)": 1.0e00, |
| 88 | + "patch_icpp(1)%alpha(1)": 10.0e00, |
| 89 | + # Patch: Cylinder Immersed Boundary |
| 90 | + "patch_ib(1)%geometry": 8, |
| 91 | + "patch_ib(1)%x_centroid": 3.0e-03, |
| 92 | + "patch_ib(1)%y_centroid": 3.0e-03, |
| 93 | + "patch_ib(1)%z_centroid": 3.0e-03, |
| 94 | + "patch_ib(1)%radius": 1e-03, |
| 95 | + "patch_ib(1)%slip": "F", |
| 96 | + "patch_ib(1)%moving_ibm": 1, |
| 97 | + "patch_ib(1)%vel(1)": 0.0, |
| 98 | + "patch_ib(1)%angles(1)": 0.0, # x-axis rotation in radians |
| 99 | + "patch_ib(1)%angles(2)": 0.0, # y-axis rotation |
| 100 | + "patch_ib(1)%angles(3)": 0.0, # z-axis rotation |
| 101 | + "patch_ib(1)%angular_vel(1)": 0.0, # x-axis rotational velcoity in radians per second |
| 102 | + "patch_ib(1)%angular_vel(2)": 0.0, # y-axis rotation |
| 103 | + "patch_ib(1)%angular_vel(3)": 100.0, # z-axis rotation |
| 104 | + # Fluids Physical Parameters |
| 105 | + "fluid_pp(1)%gamma": 1.0e00 / (gam_a - 1.0e00), # 2.50(Not 1.40) |
| 106 | + "fluid_pp(1)%pi_inf": 0, |
| 107 | + "fluid_pp(1)%Re(1)": 2500000, |
| 108 | + } |
| 109 | + ) |
| 110 | +) |
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