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input_template
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----------------------------
High Fidelity Large Eddy Simulation (HiFiLES) Code.
Copyright (C) 2014 Aerospace Computing Laboratory (ACL).
version 0.1.0
Original code: SD++ developed by Patrice Castonguay, Antony Jameson,
Peter Vincent, David Williams (alphabetical by surname).
Current development: Aerospace Computing Laboratory (ACL)
Aero/Astro Department. Stanford University.
HiFiLES is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
HiFiLES is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with HiFiLES. If not, see <http://www.gnu.org/licenses/>.
----------------------------
----------------------------
Solver parameters
----------------------------
// 0: Euler/Navier-Stokes, 1:Advection/Adv-Diffusion
equation 0
viscous 1
// 0: Rusanov, 1: Lax-Friedrich, 2: Roe
riemann_solve_type 0
vis_riemann_solve_type 0
// 0: Isentropic Vortex, 1: Uniform flow, 2: Sine Wave
ic_form 1
// 0: Normal (doesn't have an analytical solution), 1:Isentropic Vortex, 2: Advection-Equation
test_case 0
order 3 // Order of basis polynomials
dt_type 0 // 0: User-supplied, 1: Global, 2: Local
dt 0.0005
CFL 3.5
n_steps 10
adv_type 3 // 0: Forward Euler, 3: RK45
tau 1.0
pen_fact 0.5
-----------------------
LES options
-----------------------
LES 1 // 0: no LES, 1: LES
filter_type 2 // 0: Vasilyev high-order, 1: discrete Gaussian, 2: Modal Vandermonde. Not all filters are available for each element type.
filter_ratio 2 // Filter width ratio. Try range 1:2. Not used for Modal Vandermonde filter.
SGS_model 2 // 0: Smagorinsky, 1: WALE, 2: WALE-similarity, 3: SVV, 4: Similarity
wall_model 0 // Select near-wall model for solid boundaries. 0: none, 1: Werner-Wengle, 2: Breuer & Rodi Three-layer
wall_layer_thickness 0 // Set thickness of layer within which wall model is applied
-----------------------
Restart options
-----------------------
restart_flag 0 // 0: start from 0, 1: start from specified restart file
restart_iter 1000 // restart file to start from
n_restart_files 8 // number of restart files (=no. of MPI procs)
-----------------------
Mesh options
-----------------------
mesh_file sqcyl-tet-coarse-3.neu filename of mesh
dx_cyclic 20.0 distance between cyclic boundaries in x direction (comment out if not needed)
dy_cyclic 20.0 distance between cyclic boundaries in y direction (comment out if not needed)
dz_cyclic 20.0 distance between cyclic boundaries in z direction (comment out if not needed)
-----------------------------------
Monitoring, plotting parameters
-----------------------------------
p_res 4 // Plotting resolution, number of nodes per direction
4
write_type 0 // 0: Paraview, 1: Tecplot
0
// Choose extra fields to be written to file: u v w energy pressure mach vorticity q_criterion.
// Set to 0 or comment out for no diagnostic fields
n_diagnostic_fields 3 u v mach
// Choose integral diagnostics: kineticenergy, vorticity, pressuredilatation, straincolonproduct. Set to 0 for no diagnostics
// Set to 0 or comment out for no integral quantity output
integral_quantities 0
monitor_integrals_freq 0 // Compute global integral diagnostics
// extra diagnostic fields written to file: rho_average u_average v_average w_average e_average. Set to 0 for no time averaged fields
n_average_fields 2 u_average v_average
spinup_time 0 // initial period (in seconds) until time averaging is started, if n_average_fields > 0
inters_cub_order 5 // Order of cubature rule for integrating over element interfaces
volume_cub_order 5 // Order of cubature rule for integrating over element volumes
plot_freq 10 // number of timesteps between solution writes
data_file_name simData // prefix for all output files
restart_dump_freq 10000 // number of timesteps between restart file writes
monitor_res_freq 1 // number of timesteps between residual outputs
res_norm_type 1 // 0:infinity norm, 1:L1 norm, 2:L2 norm
error_norm_type 1 // 0:infinity norm, 1:L1 norm, 2:L2 norm
res_norm_field 0 // 0: Density
---------------------------
Wave Equation parameters
---------------------------
wave_speed_x 1 // Advection-equation wave speed, x component
wave_speed_y 1 // Advection-equation wave speed, y component
wave_speed_z 1 // Advection-equation wave speed, z component
lambda 1 // 1: upwind
---------------------------
Element parameters
---------------------------
==== Tris ====
upts_type_tri 0 // triangle solution point locations. 0: 'good' points (Williams and Shunn 2013), 1: alpha points (Hesthaven and Warburton 2007)
fpts_type_tri 0 // triangle flux point locations. 0: 'good' points (Williams and Shunn 2013), 1: alpha points (Hesthaven and Warburton 2007)
vcjh_scheme_tri 0 // 0: custom, 1: DG, 2: SD, 3: HU, 4: C+
c_tri 0. // user-defined stabilization parameter if using option 0 for vcjh_scheme
sparse_tri 0 // whether to utilize sparsity of element matrices. 0: don't use sparsity, 1: do use sparsity
==== Quads ====
upts_type_quad 0 // quad solution point locations.
vcjh_scheme_quad 0 // 0: custom, 1: DG, 2: SD, 3: HU, 4: C+
eta_quad 0. // user-defined stabilization parameter if using option 0 for vcjh_scheme
sparse_quad 0 // Use sparse matrix storage?
==== Hexas ====
upts_type_hexa 0 // hex solution point locations.
vcjh_scheme_hexa 0 // 0: custom, 1: DG, 2: SD, 3: HU, 4: C+
eta_hexa 0. // user-defined stabilization parameter if using option 0 for vcjh_scheme
sparse_hexa 0
==== Tets ====
upts_type_tet 0 // tet solution point locations.
fpts_type_tet 0 // tet flux point locations.
vcjh_scheme_tet 0 // 0: custom, 1: DG, 2: SD, 3: HU, 4: C+
eta_tet 0. // user-defined stabilization parameter if using option 0 for vcjh_scheme
sparse_tet 0
==== Prisms ====
upts_type_pri_tri 0 // prism tri solution point locations.
upts_type_pri_1d 0 // prism 1d solution point locations.
vcjh_scheme_pri_1d 0 // 0: custom, 1: DG, 2: SD, 3: HU, 4: C+
eta_pri 0. // user-defined stabilization parameter if using option 0 for vcjh_scheme
sparse_pri 0
------------------------------------
Fluid Parameters
------------------------------------
gamma 1.4
prandtl 0.72
S_gas 120.
T_gas 291.15
R_gas 286.9
mu_gas 1.827E-05
-----------------------------------
Boundary conditions
-----------------------------------
==== Viscous ====
fix_vis 0 // 0: Sutherland's law, 1: Constant viscosity
Mach_free_stream 0.2
nx_free_stream 1.
ny_free_stream 0.
nz_free_stream 0.
Re_free_stream 100.
L_free_stream 1.
T_free_stream 300
T_wall 300
Mach_wall 0.
nx_wall 1.
ny_wall 0.
nz_wall 0.
T_wall 300
==== Inviscid ====
rho_bound 1.
u_bound 1.0
v_bound 1.0
w_bound 0.0
p_bound 17.857142857142854098
// Note 1: No non-dimensionalization for inviscid simulations;
// however, the values above are such that speed of sound = 5
// Note 2: If you would like to initialize your simulation to
// something different than your boundary/freestream conditions,
// each *_free_stream and *_bound quantity also has a *_c_ic which
// can be set in the same manner to allow this
-----------
Forcing
-----------
body_forcing 1 // Used for the periodic channel test case. 0 = no forcing, 1 = forcing
-----------
Initial Profile: If ic_form=6, use these parameters to describe polynomial initial condition. Useful for cyclic problems. Specify coeffs of poly of form a + bx + cx^2 + dx^3 + ex^4 + by + cy^2 + dy^3 + ey^4 + bz + cz^2 + dz^3 + ez^4
-----------
// Coeffs of x-momentum [need the 13 so reader know how many quantities]
x_coeffs 13 1.875 0 0 0 0 0 0 0 0 0 -3.75 0 1.875
// Coeffs of y-momentum
y_coeffs 13 0 0 0 0 0 0 0 0 0 0 0 0 0
// Coeffs of y-momentum
z_coeffs 13 0 0 0 0 0 0 0 0 0 0 0 0 0
perturb_ic 1 // If 1, add velocity perturbation to kickstart turbulence in periodic channel. 0 otherwise.