ballisticCollisions.C
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25 
26 #include "ballisticCollisions.H"
28 #include "fundamentalConstants.H"
29 
30 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
31 
32 namespace Foam
33 {
34 namespace diameterModels
35 {
36 namespace coalescenceModels
37 {
40  (
44  );
45 }
46 }
47 }
48 
50 
51 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
52 
55 (
56  const populationBalanceModel& popBal,
57  const dictionary& dict
58 )
59 :
60  coalescenceModel(popBal, dict)
61 {}
62 
63 
64 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
65 
66 void
69 (
70  volScalarField& coalescenceRate,
71  const label i,
72  const label j
73 )
74 {
75  const sizeGroup& fi = popBal_.sizeGroups()[i];
76  const sizeGroup& fj = popBal_.sizeGroups()[j];
77 
78  const volScalarField& T = popBal_.continuousPhase().thermo().T();
79  const volScalarField& rhoP = fi.phase().rho();
80 
81  coalescenceRate +=
82  sqrt(3*k*T/rhoP)*sqr(fi.d() + fj.d())
83  *sqrt(1/pow3(fi.d()) + 1/pow3(fj.d()));
84 }
85 
86 
87 // ************************************************************************* //
label k
Macros for easy insertion into run-time selection tables.
Generic GeometricField class.
Base class for coalescence models.
Model describing coagulation due to ballistic collisions. Utilises collisional diameters.
virtual void addToCoalescenceRate(volScalarField &coalescenceRate, const label i, const label j)
Add to coalescenceRate.
ballisticCollisions(const populationBalanceModel &popBal, const dictionary &dict)
Model for tracking the evolution of a dispersed phase size distribution due to coalescence (synonymou...
Single size class fraction field representing a fixed particle volume as defined by the user through ...
Definition: sizeGroup.H:102
const phaseModel & phase() const
Return const-reference to the phase.
Definition: sizeGroupI.H:36
const tmp< volScalarField > d() const
Return representative diameter of the sizeGroup.
Definition: sizeGroup.C:142
A list of keyword definitions, which are a keyword followed by any number of values (e....
Definition: dictionary.H:160
virtual const volScalarField & rho() const =0
Return the density field.
Fundamental dimensioned constants.
const dimensionedScalar k
Boltzmann constant.
addToRunTimeSelectionTable(coalescenceModel, AdachiStuartFokkink, dictionary)
defineTypeNameAndDebug(AdachiStuartFokkink, 0)
Namespace for OpenFOAM.
intWM_LABEL_SIZE_t label
A label is an int32_t or int64_t as specified by the pre-processor macro WM_LABEL_SIZE.
Definition: label.H:59
dimensionedSymmTensor sqr(const dimensionedVector &dv)
dimensionedScalar pow3(const dimensionedScalar &ds)
dimensionedScalar sqrt(const dimensionedScalar &ds)
void T(FieldField< Field, Type > &f1, const FieldField< Field, Type > &f2)
dictionary dict