Merkle cavitation model. More...


Public Member Functions | |
| TypeName ("Merkle") | |
| Runtime type information. More... | |
| Merkle (const dictionary &dict, const incompressibleTwoPhases &phases) | |
| Construct for phases. More... | |
| virtual | ~Merkle () |
| Destructor. More... | |
| virtual Pair< tmp< volScalarField::Internal > > | mDotcvAlpha () const |
| Return the mass condensation and vaporisation rates as a. More... | |
| virtual Pair< tmp< volScalarField::Internal > > | mDotcvP () const |
| Return the mass condensation and vaporisation rates as coefficients. More... | |
| virtual void | correct () |
| Correct the Merkle phaseChange model. More... | |
| virtual bool | read (const dictionary &dict) |
| Read the dictionary and update. More... | |
Public Member Functions inherited from cavitationModel | |
| TypeName ("cavitationModel") | |
| Runtime type information. More... | |
| declareRunTimeSelectionTable (autoPtr, cavitationModel, dictionary,(const dictionary &dict, const incompressibleTwoPhases &phases),(dict, phases)) | |
| cavitationModel (const dictionary &dict, const incompressibleTwoPhases &phases) | |
| Construct for phases. More... | |
| virtual | ~cavitationModel () |
| Destructor. More... | |
| const dimensionedScalar & | pSat () const |
| Return the saturation vapour pressure. More... | |
| Pair< tmp< volScalarField::Internal > > | mDot12Alpha () const |
| Return the mass transfer rates of the two phases as coefficients to. More... | |
| Pair< tmp< volScalarField::Internal > > | mDot12P () const |
| Return the mass transfer rates of the two phases as coefficients to. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from cavitationModel | |
| static autoPtr< cavitationModel > | New (const dictionary &dict, const incompressibleTwoPhases &phases) |
Protected Member Functions inherited from cavitationModel | |
| const volScalarField::Internal & | alphal () const |
| Return the liquid density. More... | |
| const volScalarField::Internal & | alphav () const |
| Return the vapour density. More... | |
| const dimensionedScalar & | rhol () const |
| Return the liquid density. More... | |
| const dimensionedScalar & | rhov () const |
| Return the vapour density. More... | |
Protected Attributes inherited from cavitationModel | |
| const incompressibleTwoPhases & | phases_ |
| Mixture properties. More... | |
| const bool | liquidIndex_ |
| Index of the liquid. More... | |
| dimensionedScalar | pSat_ |
| Saturation vapour pressure. More... | |
Merkle cavitation model.
Reference:
Markle, C. L. (1998).
Computational modeling of the dynamics of sheet cavitation.
In Proc. 3rd International Symposium on Cavitation
(Vol. 2, pp. 307-311).Usage:
| Property | Description | Required | Default value |
|---|---|---|---|
liquid | Name of the liquid phase | yes | |
pSat | Saturation vapor pressure | yes | |
Uinf | Free-stream velocity | yes | |
tInf | Vaporisation/condensation time scale | yes | |
Cv | Vapourisation rate coefficient | yes | |
Cc | Condensation rate coefficient | yes |
Example:
model Merkle;
liquid liquid;
pSat 2300;
UInf 20;
tInf 0.005; // L = 0.1 m
Cv 1e-3;
Cc 80;
| Merkle | ( | const dictionary & | dict, |
| const incompressibleTwoPhases & | phases | ||
| ) |
Construct for phases.
Definition at line 42 of file Merkle.C.
References Merkle::correct().

| TypeName | ( | "Merkle" | ) |
Runtime type information.
|
virtual |
Return the mass condensation and vaporisation rates as a.
coefficient to multiply alphav for the condensation rate and a coefficient to multiply alphal for the vaporisation rate
Implements cavitationModel.
Definition at line 67 of file Merkle.C.
References Foam::max(), Foam::min(), and p.

|
virtual |
Return the mass condensation and vaporisation rates as coefficients.
to multiply (p - pSat)
Implements cavitationModel.
Definition at line 81 of file Merkle.C.
References Foam::max(), Foam::min(), Foam::neg(), p, and Foam::pos0().

|
virtual |
Correct the Merkle phaseChange model.
Implements cavitationModel.
Definition at line 99 of file Merkle.C.
Referenced by Merkle::Merkle().

|
virtual |
Read the dictionary and update.
Implements cavitationModel.
Definition at line 103 of file Merkle.C.
References dict, cavitationModel::read(), and Foam::sqr().
