1problem: newtonian 2 3# Time Stepping Settings 4implicit: true 5stab: supg 6 7checkpoint_interval: 10 8 9ts: 10 adapt_type: 'none' 11 type: alpha 12 dt: .05 13 max_time: 100 14 alpha_radius: 0.5 15 monitor_solution: cgns:vortexshedding-q2-g2-n12-recirc.cgns 16 monitor_solution_interval: 5 17 18# Reference state is used for the initial condition, zero velocity by default. 19 20# This choice of pressure and temperature have a density of 1 and acoustic speed 21# of 100. With velocity 1, this flow is Mach 0.01. 22reference: 23 pressure: 7143 24 temperature: 24.92 25 26# If the the outflow is placed close to the cylinder, this will recirculate cold 27# fluid, demonstrating how the outflow BC is stable despite recirculation. 28outflow: 29 temperature: 20 30 31# Freestream inherits reference state as default 32freestream: 33 velocity: 1,0,0 34# Small gravity vector to break symmetry so shedding can start 35g: 0,-.01,0 36 37# viscosity corresponds to Reynolds number 100 38mu: 0.01 39k: 14.34 # thermal conductivity, Pr = 0.71 typical of air 40 41## DM Settings: 42degree: 2 43dm_plex_filename: examples/fluids/meshes/cylinder-q1-n20.msh 44 45# Boundary Settings 46bc_slip_z: 6 47bc_wall: 5 48bc_freestream: 1 49bc_outflow: 2 50bc_slip_y: 3,4 51wall_comps: 1,2,3 52 53# Primitive variables are preferred at low Mach number 54state_var: primitive 55 56dm_view: 57ts_monitor: 58snes_lag_jacobian: 20 59snes_lag_jacobian_persists: 60 61#pmat_pbdiagonal: 62#ksp_type: bcgsl 63#pc_type: vpbjacobi 64amat_type: shell 65