tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/dsmcProperties

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   8 FoamFile
   9 {
  10     version     2.0;
  11     format      ascii;
  12     class       dictionary;
  13     location    "constant";
  14     object      dsmcProperties;
  15 }
  16 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  17
  18
  19 // General Properties
  20 // ~~~~~~~~~~~~~~~~~~
  21
  22 nEquivalentParticles            5e12;
  23
  24
  25 // Wall Interaction Model
  26 // ~~~~~~~~~~~~~~~~~~~~~~
  27
  28 WallInteractionModel            MaxwellianThermal;
  29
  30 MaxwellianThermalCoeffs {}
  31
  32
  33 // Binary Collision Model
  34 // ~~~~~~~~~~~~~~~~~~~~~~
  35
  36 BinaryCollisionModel            LarsenBorgnakkeVariableHardSphere;
  37
  38 LarsenBorgnakkeVariableHardSphereCoeffs
  39 {
  40     Tref                        273;
  41     relaxationCollisionNumber   5.0;
  42 }
  43
  44
  45 // Inflow Boundary Model
  46 // ~~~~~~~~~~~~~~~~~~~~~
  47
  48 InflowBoundaryModel             FreeStream;
  49
  50 NoInflowCoeffs {}
  51
  52 FreeStreamCoeffs
  53 {
  54     numberDensities
  55     {
  56         N2      0.777e20;
  57         O2      0.223e20;
  58     };
  59 }
  60
  61
  62 // Molecular species
  63 // ~~~~~~~~~~~~~~~~~
  64
  65 typeIdList                      (N2 O2);
  66
  67 moleculeProperties
  68 {
  69     N2
  70     {
  71         mass                            46.5e-27;
  72         diameter                        4.17e-10;
  73         internalDegreesOfFreedom        2;
  74         viscosityCoefficient            1.656e-5;
  75         omega                           0.74;
  76     }
  77
  78     O2
  79     {
  80         mass                            53.12e-27;
  81         diameter                        4.07e-10;
  82         internalDegreesOfFreedom        2;
  83         viscosityCoefficient            1.919e-5;
  84         omega                           0.77;
  85     }
  86 }
  87
  88
  89 // ************************************************************************* //