FreeFOAM The Cross-Platform CFD Toolkit
definedPressureSwirl.H
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23 
24 Class
25  Foam::definedPressureSwirlInjector
26 
27 Description
28  Pressure swirl injector model with user-defined
29  cone-angle/interval vs. time
30 
31 \*---------------------------------------------------------------------------*/
32 
33 #ifndef definedPressureSwirlInjector_H
34 #define definedPressureSwirlInjector_H
35 
37 #include <OpenFOAM/scalarList.H>
38 #include <OpenFOAM/vector.H>
39 
40 
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
42 
43 namespace Foam
44 {
45 /*---------------------------------------------------------------------------*\
46  Class definedPressureSwirlInjector Declaration
47 \*---------------------------------------------------------------------------*/
48 
50 :
51  public injectorModel
52 {
53 
54 private:
55 
56  // Private data
57 
58  typedef VectorSpace<Vector<scalar>, scalar, 2> pair;
59 
60  dictionary definedPressureSwirlInjectorDict_;
61 
62  List<pair> coneAngle_;
63  List<pair> coneInterval_;
64 
65  List<pair> maxKv_;
66 
67  // The initial spray angle for the parcels
68  mutable scalar angle_;
69 
70  // The initial velocity for the parcels
71  mutable scalar u_;
72 
73  // private member functions
74 
75  scalar kv
76  (
77  const label inj,
78  const scalar massFlow,
79  const scalar dPressure,
80  const scalar t
81  ) const;
82 
83  scalar deltaPressureInj(const scalar time, const label inj) const;
84  scalar averagePressure(const label inj) const;
85 
86 public:
87 
88  //- Runtime type information
89  TypeName("definedPressureSwirlInjector");
90 
91 
92  // Constructors
93 
94  //- Construct from components
96  (
97  const dictionary& dict,
98  spray& sm
99  );
100 
101 
102  // Destructor
103 
105 
106 
107  // Member Functions
108 
109  //- Return the injected droplet diameter
110  scalar d0(const label injector, const scalar time) const;
111 
112  //- Return the spray angle of the injector
114  (
115  const label injector,
116  const label hole,
117  const scalar time,
118  const scalar d
119  ) const;
120 
121  scalar velocity
122  (
123  const label i,
124  const scalar time
125  ) const;
126 
127  scalar averageVelocity
128  (
129  const label i
130  ) const;
131 
132 
133 };
134 
135 
136 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
137 
138 } // End namespace Foam
139 
140 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
141 
142 #endif
143 
144 // ************************ vim: set sw=4 sts=4 et: ************************ //