This is a well known verification model for shock wave capture. A supersonic flow over a 15° ramp is modeled, and because of the ramp, an oblique shock wave is formed. The Inlet Mach number is about 2.5, density is 1.22 kg/m3 and temperature is 289 K.
References:
[1] “ANSY Fluid Dynamics verification Manual”, 2019 R3.
*DUALCESE_MODEL
*DUALCESE_CONTROL_SOLVER
*DUALCESE_CONTROL_TIMESTEP
*DUALCESE_CONTROL_LIMITER
*DUALCESE_INCLUDE_MODEL
*DUALCESE_BOUNDARY_PRESCRIBED_SEGMENT_SET
*DUALCESE_BOUNDARY_NON_REFLECTIVE_SEGMENT_SET
*DUALCESE_BOUNDARY_REFLECTIVE_SEGMENT_SET
*DUALCESE_BOUNDARY_SOLID_WALL_SEGMENT_SET
*DUALCESE_INITIAL
*DUALCESE_PART
*DUALCESE_MAT_GAS
*DUALCESE_EOS_IDEAL_GAS
*DUALCESE_D3PLOT
*CONTROL_TERMINATION
*DATABASE_BINARY_D3PLOT
*DATABASE_BINARY_D3DUMP
*KEYWORD
$*TITLE
$flow_to_a_slope
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*DUALCESE_CONTROL_SOLVER
$ ieqns igeom iframeref
Euler 2D fixed
$ NS 2D fixed
*DUALCESE_CONTROL_TIMESTEP
$# iddt cfl dtint
2 0.9 1.0E-12
*DUALCESE_CONTROL_LIMITER
$# idlmt alfa beta epsr
0 1.0 1.0 .0001
$
*DUALCESE_INCLUDE_MODEL
fluid_mesh2.k
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*DUALCESE_BOUNDARY_PRESCRIBED_SEGMENT_SET
$# ssid idcomp
1 0
$# lc_u lc_v lc_w lc_rho lc_p lc_t
0 0 0 0 -1
$# sf_u sf_v sf_w sf_rho sf_p sf_t
852.68 0.000 0.000 1.22 101226.4 288.88
*DUALCESE_BOUNDARY_NON_REFLECTIVE_SEGMENT_SET
$# ssid
2
*DUALCESE_BOUNDARY_REFLECTIVE_SEGMENT_SET
$# ssid
5
$*DUALCESE_BOUNDARY_SOLID_WALL_SEGMENT_SET
$# ssid lcid vx vy vz
3 0 0.000 0.000 0.000
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*DUALCESE_INITIAL
$# u v w rho p t
852.68 0.000 0.000 1.22 101226.4 288.88
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$ Setup fluid properties
$
*DUALCESE_PART
$ pid mid eosid
1 7 1
*DUALCESE_MAT_GAS
$ mid c1 c2 prnd
70.81295e-8 110.4 0.70
*DUALCESE_EOS_IDEAL_GAS
$# eosid cv cp
1 717.755 1004.8586
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$ Handle output of flow variables
*DUALCESE_D3PLOT
density
pressure
velocity
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*END
