Public Member Functions | Protected Attributes | List of all members
phaseHydrostaticPressureFvPatchScalarField Class Reference

This boundary condition provides a phase-based hydrostatic pressure condition, calculated as: More...

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Public Member Functions

 TypeName ("phaseHydrostaticPressure")
 Runtime type information. More...
 
 phaseHydrostaticPressureFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &)
 Construct from patch and internal field. More...
 
 phaseHydrostaticPressureFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &, const dictionary &)
 Construct from patch, internal field and dictionary. More...
 
 phaseHydrostaticPressureFvPatchScalarField (const phaseHydrostaticPressureFvPatchScalarField &, const fvPatch &, const DimensionedField< scalar, volMesh > &, const fvPatchFieldMapper &)
 Construct by mapping given. More...
 
 phaseHydrostaticPressureFvPatchScalarField (const phaseHydrostaticPressureFvPatchScalarField &)
 Construct as copy. More...
 
virtual tmp< fvPatchScalarField > clone () const
 Construct and return a clone. More...
 
 phaseHydrostaticPressureFvPatchScalarField (const phaseHydrostaticPressureFvPatchScalarField &, const DimensionedField< scalar, volMesh > &)
 Construct as copy setting internal field reference. More...
 
virtual tmp< fvPatchScalarField > clone (const DimensionedField< scalar, volMesh > &iF) const
 Construct and return a clone setting internal field reference. More...
 
virtual bool assignable () const
 Return true: this patch field is altered by assignment. More...
 
const word & phaseFraction () const
 Return the phaseFraction. More...
 
word & phaseFraction ()
 Return reference to the phaseFraction to allow adjustment. More...
 
scalar rho () const
 Return the constant density in the far-field. More...
 
scalar & rho ()
 Return reference to the constant density in the far-field. More...
 
scalar pRefValue () const
 Return the reference pressure. More...
 
scalar & pRefValue ()
 Return reference to the reference pressure to allow adjustment. More...
 
const vector & pRefPoint () const
 Return the pressure reference location. More...
 
vector & pRefPoint ()
 Return reference to the pressure reference location. More...
 
virtual void updateCoeffs ()
 Update the coefficients associated with the patch field. More...
 
virtual void write (Ostream &) const
 Write. More...
 
virtual void operator= (const fvPatchScalarField &pvf)
 

Protected Attributes

word phaseFraction_
 Name of phase-fraction field. More...
 
scalar rho_
 Constant density in the far-field. More...
 
scalar pRefValue_
 Reference pressure. More...
 
vector pRefPoint_
 Reference pressure location. More...
 

Detailed Description

This boundary condition provides a phase-based hydrostatic pressure condition, calculated as:

\[ p_{hyd} = p_{ref} + \rho g (x - x_{ref}) \]

where

$ p_{hyd} $ = hyrostatic pressure [Pa]
$ p_{ref} $ = reference pressure [Pa]
$ x_{ref} $ = reference point in Cartesian co-ordinates
$ \rho $ = density (assumed uniform)
$ g $ = acceleration due to gravity [m/s2]

The values are assigned according to the phase-fraction field:

Usage
Property Description Required Default value
phaseFraction phase-fraction field name no alpha
rho density field name no rho
pRefValue reference pressure [Pa] yes
pRefPoint reference pressure location yes

Example of the boundary condition specification:

    <patchName>
    {
        type            phaseHydrostaticPressure;
        phaseFraction   alpha1;
        rho             rho;
        pRefValue       1e5;
        pRefPoint       (0 0 0);
        value           uniform 0; // optional initial value
    }
See also
Foam::mixedFvPatchScalarField
Source files

Definition at line 139 of file phaseHydrostaticPressureFvPatchScalarField.H.

Constructor & Destructor Documentation

phaseHydrostaticPressureFvPatchScalarField ( const fvPatch &  p,
const DimensionedField< scalar, volMesh > &  iF 
)

Construct from patch and internal field.

Definition at line 37 of file phaseHydrostaticPressureFvPatchScalarField.C.

Referenced by phaseHydrostaticPressureFvPatchScalarField::clone(), and phaseHydrostaticPressureFvPatchScalarField::phaseHydrostaticPressureFvPatchScalarField().

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phaseHydrostaticPressureFvPatchScalarField ( const fvPatch &  p,
const DimensionedField< scalar, volMesh > &  iF,
const dictionary &  dict 
)

Construct from patch, internal field and dictionary.

Definition at line 56 of file phaseHydrostaticPressureFvPatchScalarField.C.

References dictionary::found(), phaseHydrostaticPressureFvPatchScalarField::phaseHydrostaticPressureFvPatchScalarField(), scalarField(), and fvPatch::size().

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Construct by mapping given.

phaseHydrostaticPressureFvPatchScalarField onto a new patch

Definition at line 89 of file phaseHydrostaticPressureFvPatchScalarField.C.

References phaseHydrostaticPressureFvPatchScalarField::phaseHydrostaticPressureFvPatchScalarField().

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Construct as copy.

Definition at line 106 of file phaseHydrostaticPressureFvPatchScalarField.C.

References phaseHydrostaticPressureFvPatchScalarField::phaseHydrostaticPressureFvPatchScalarField().

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Construct as copy setting internal field reference.

Definition at line 117 of file phaseHydrostaticPressureFvPatchScalarField.C.

Member Function Documentation

TypeName ( "phaseHydrostaticPressure"  )

Runtime type information.

virtual tmp<fvPatchScalarField> clone ( ) const
inlinevirtual

Construct and return a clone.

Definition at line 201 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::phaseHydrostaticPressureFvPatchScalarField().

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virtual tmp<fvPatchScalarField> clone ( const DimensionedField< scalar, volMesh > &  iF) const
inlinevirtual

Construct and return a clone setting internal field reference.

Definition at line 218 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::phaseHydrostaticPressureFvPatchScalarField().

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virtual bool assignable ( ) const
inlinevirtual

Return true: this patch field is altered by assignment.

Definition at line 234 of file phaseHydrostaticPressureFvPatchScalarField.H.

const word& phaseFraction ( ) const
inline

Return the phaseFraction.

Definition at line 243 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::phaseFraction_.

word& phaseFraction ( )
inline

Return reference to the phaseFraction to allow adjustment.

Definition at line 249 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::phaseFraction_.

scalar rho ( ) const
inline

Return the constant density in the far-field.

Definition at line 255 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::rho_.

scalar& rho ( )
inline

Return reference to the constant density in the far-field.

to allow adjustment

Definition at line 262 of file phaseHydrostaticPressureFvPatchScalarField.H.

scalar pRefValue ( ) const
inline

Return the reference pressure.

Definition at line 268 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::pRefValue_.

scalar& pRefValue ( )
inline

Return reference to the reference pressure to allow adjustment.

Definition at line 274 of file phaseHydrostaticPressureFvPatchScalarField.H.

References phaseHydrostaticPressureFvPatchScalarField::pRefValue_.

const vector& pRefPoint ( ) const
inline
vector& pRefPoint ( )
inline

Return reference to the pressure reference location.

to allow adjustment

Definition at line 287 of file phaseHydrostaticPressureFvPatchScalarField.H.

void updateCoeffs ( )
virtual
void write ( Ostream &  os) const
virtual
void operator= ( const fvPatchScalarField &  pvf)
virtual

Definition at line 179 of file phaseHydrostaticPressureFvPatchScalarField.C.

References Foam::makePatchTypeField(), and fvPatchField< Type >::operator.

Referenced by phaseHydrostaticPressureFvPatchScalarField::pRefPoint().

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Member Data Documentation

word phaseFraction_
protected
scalar rho_
protected
scalar pRefValue_
protected
vector pRefPoint_
protected

The documentation for this class was generated from the following files: