ErgunWenYuDragForce.C
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25 
26 #include "ErgunWenYuDragForce.H"
27 
28 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
29 
30 template<class CloudType>
32 (
33  CloudType& owner,
34  const fvMesh& mesh,
35  const dictionary& dict
36 )
37 :
38  WenYuDragForce<CloudType>(owner, mesh, dict, typeName)
39 {}
40 
41 
42 template<class CloudType>
44 (
46 )
47 :
49 {}
50 
51 
52 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
53 
54 template<class CloudType>
56 {}
57 
58 
59 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
60 
61 template<class CloudType>
63 (
64  const typename CloudType::parcelType& p,
65  const typename CloudType::parcelType::trackingData& td,
66  const scalar dt,
67  const scalar mass,
68  const scalar Re,
69  const scalar muc
70 ) const
71 {
72  const scalar alphac =
73  this->alphacInterp().interpolate
74  (
75  p.coordinates(),
76  p.currentTetIndices()
77  );
78 
79  if (alphac < 0.8)
80  {
81  return forceSuSp
82  (
83  Zero,
84  mass/p.rho()*(150*(1 - alphac)/alphac + 1.75*Re)
85  *muc/(alphac*sqr(p.d()))
86  );
87  }
88  else
89  {
90  return WenYuDragForce<CloudType>::calcCoupled(p, td, dt, mass, Re, muc);
91  }
92 }
93 
94 
95 // ************************************************************************* //
virtual forceSuSp calcCoupled(const typename CloudType::parcelType &p, const typename CloudType::parcelType::trackingData &td, const scalar dt, const scalar mass, const scalar Re, const scalar muc) const
Calculate the coupled force.
dictionary dict
ErgunWenYuDragForce(CloudType &owner, const fvMesh &mesh, const dictionary &dict)
Construct from mesh.
Wen-Yu drag model for spheres.
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:158
Ergun-Wen-Yu drag model for solid spheres.
dimensionedSymmTensor sqr(const dimensionedVector &dv)
Helper container for force Su and Sp terms.
Definition: forceSuSp.H:61
dynamicFvMesh & mesh
static const zero Zero
Definition: zero.H:97
ParcelType parcelType
Type of parcel the cloud was instantiated for.
Definition: DSMCCloud.H:215
Mesh data needed to do the Finite Volume discretisation.
Definition: fvMesh.H:78
virtual ~ErgunWenYuDragForce()
Destructor.
Templated base class for dsmc cloud.
Definition: DSMCCloud.H:69