11%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
22% %
33% SU2 configuration file %
4- % Case description: Transonic simulation RAE2822 (RANS) %
5- % Author: Francisco Palacios %
6- % Institution: Stanford University %
7- % Date: 5/15/2013 %
8- % File Version 7.4 .0 " Blackbird " %
4+ % Case description: Subsonic U-Turn %
5+ % Author: Andrea Rausa %
6+ % Institution: Politecnico di Milano %
7+ % Date: 12/2/2023 %
8+ % File Version 8.0 .0 " Harrier " %
99% %
1010%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1111
1212% ------------- DIRECT, ADJOINT, AND LINEARIZED PROBLEM DEFINITION ------------%
1313%
14- % Physical governing equations (EULER, NAVIER_STOKES,
15- % WAVE_EQUATION, HEAT_EQUATION, FEM_ELASTICITY,
16- % POISSON_EQUATION)
1714SOLVER = RANS
18- %
19- % Specify turbulent model (NONE, SA, SA_NEG, SST)
2015KIND_TURB_MODEL = SST
21- %
22- % Mathematical problem (DIRECT, CONTINUOUS_ADJOINT)
2316MATH_PROBLEM = DIRECT
24- %
25- % Restart solution (NO, YES)
2617RESTART_SOL = NO
2718
2819% -------------------- COMPRESSIBLE FREE-STREAM DEFINITION --------------------%
2920%
30- % Mach number (non-dimensional, based on the free-stream values)
3121MACH_NUMBER = 0.2
32- % AirSpeed = 279.9663
33- % Density = 1.225
34- %
35- % Angle of attack (degrees, only for compressible flows)
3622AOA = 0.0
37- % Free-stream temperature (288.15 K by default)
3823FREESTREAM_TEMPERATURE = 270.0
39- %
40- % Reynolds number (non-dimensional, based on the free-stream values)
4124REYNOLDS_NUMBER = 3.28E6
42- %
43- % Reynolds length (1 m by default)
4425REYNOLDS_LENGTH = 1
4526REF_DIMENSIONALIZATION = FREESTREAM_VEL_EQ_MACH
4627
4728% ---------------------- REFERENCE VALUE DEFINITION ---------------------------%
4829%
49- % Reference origin for moment computation
5030REF_ORIGIN_MOMENT_X = -0.2473
5131REF_ORIGIN_MOMENT_Y = 0.00
5232REF_ORIGIN_MOMENT_Z = 0.00
53- %
54- % Reference length for pitching, rolling, and yawing non-dimensional moment
5533REF_LENGTH = 1
56- %
57- % Reference area for force coefficients (0 implies automatic calculation)
58- % Body tube cross-area
5934REF_AREA = 1
6035
6136% -------------------- BOUNDARY CONDITION DEFINITION --------------------------%
6237%
63- % Navier-Stokes wall boundary marker(s) (NONE = no marker)
6438MARKER_HEATFLUX = ( OuterWall, 0.0, InnerWall, 0.0 )
65- %
66- % Farfield boundary marker(s) (NONE = no marker)
6739MARKER_FAR = ( Inlet, Outlet )
68-
69- %
70- %
71- % Marker(s) of the surface to be plotted or designed
7240MARKER_PLOTTING = ( InnerWall )
73- %
74- % Marker(s) of the surface where the functional (Cd, Cl, etc.) will be evaluated
7541MARKER_MONITORING = ( InnerWall )
7642
77-
7843% ------------------------ LINEAR SOLVER DEFINITION ---------------------------%
7944%
8045LINEAR_SOLVER = FGMRES
8146LINEAR_SOLVER_PREC = ILU
8247LINEAR_SOLVER_ERROR = 1.0e-6
83- % lower memory consumption:
8448LINEAR_SOLVER_ITER = 15
85- %
49+
8650% -------------------------- MULTIGRID PARAMETERS -----------------------------%
8751%
88-
89- NEWTON_KRYLOV = NO
90- NEWTON_KRYLOV_IPARAM = (10, 5, 2) % n0, np, ft
91- NEWTON_KRYLOV_DPARAM = (1.0, 0.01, -6, 1e-5) % r0, tp, rf, e
9252CFL_ADAPT = YES
9353CFL_NUMBER = 1
9454CFL_REDUCTION_TURB = 1.0
95- %
9655CFL_ADAPT_PARAM = ( 0.5, 1.01, 1.0, 5, 0.0001)
97-
9856ITER = 1
9957
100- MGLEVEL = 0
101- %
102- MGCYCLE = V_CYCLE
103- MG_PRE_SMOOTH = ( 1, 2, 3, 3 )
104- MG_POST_SMOOTH = ( 1, 1, 1, 1 )
105- MG_CORRECTION_SMOOTH = ( 1, 1, 1, 1 )
106- MG_DAMP_RESTRICTION = 0.5
107- MG_DAMP_PROLONGATION = 0.5
108-
10958% -------------------- FLOW NUMERICAL METHOD DEFINITION -----------------------%
11059%
111- % Convective numerical method (JST, LAX-FRIEDRICH, CUSP, ROE, AUSM, HLLC,
112- % TURKEL_PREC, MSW)
11360CONV_NUM_METHOD_FLOW = ROE
11461USE_VECTORIZATION = YES
115- %
116- % Monotonic Upwind Scheme for Conservation Laws (TVD) in the flow equations.
117- % Required for 2nd order upwind schemes (NO, YES)
11862MUSCL_FLOW = NO
119- %
120- % Slope limiter (VENKATAKRISHNAN, MINMOD)
12163SLOPE_LIMITER_FLOW = VENKATAKRISHNAN
122- %
123- % Coefficient for the limiter (smooth regions)
12464VENKAT_LIMITER_COEFF = 0.03
125- %
126- % 2nd and 4th order artificial dissipation coefficients
127- JST_SENSOR_COEFF = ( 0.5, 0.02 )
128- %
129- % Time discretization (RUNGE-KUTTA_EXPLICIT, EULER_IMPLICIT, EULER_EXPLICIT)
13065TIME_DISCRE_FLOW = EULER_IMPLICIT
13166
13267% -------------------- TURBULENT NUMERICAL METHOD DEFINITION ------------------%
13368%
134- % Convective numerical method (SCALAR_UPWIND)
13569CONV_NUM_METHOD_TURB = SCALAR_UPWIND
136- %
137- % Monotonic Upwind Scheme for Conservation Laws (TVD) in the turbulence equations.
138- % Required for 2nd order upwind schemes (NO, YES)
13970MUSCL_TURB = NO
140- %
141- % Time discretization (EULER_IMPLICIT)
14271TIME_DISCRE_TURB = EULER_IMPLICIT
14372
14473
@@ -148,38 +77,18 @@ CONV_FIELD= MOMENT_X
14877CONV_STARTITER = 10
14978CONV_CAUCHY_ELEMS = 100
15079CONV_CAUCHY_EPS = 1E-6
151- %
15280
15381% ------------------------- INPUT/OUTPUT INFORMATION --------------------------%
15482%
155- % Mesh input file
15683MESH_FILENAME = mesh.su2
157- %
158- % Mesh input file format (SU2, CGNS, NETCDF_ASCII)
15984MESH_FORMAT = SU2
160- %
161- % Restart flow input file
16285SOLUTION_FILENAME = restart_flow
163- %
16486TABULAR_FORMAT = CSV
165- %
166- % Output file convergence history (w/o extension)
16787CONV_FILENAME = history_First
168- %
169- % Output file restart flow
17088RESTART_FILENAME = restart_flow
171- %
172- % Output file flow (w/o extension) variables
17389VOLUME_FILENAME = flow
174- %
175- % Output file surface flow coefficient (w/o extension)
17690SURFACE_FILENAME = surface_flow
177- %
178- % Writing solution file frequency
17991OUTPUT_WRT_FREQ = 100
180- %
181- %
182- % Screen output fields
18392SCREEN_OUTPUT = (INNER_ITER, WALL_TIME, RMS_DENSITY, LIFT, DRAG, MOMENT_Z)
18493OUTPUT_FILES = (SURFACE_CGNS)
18594WRT_FORCES_BREAKDOWN = NO
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