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perfectFluid< Specie > Class Template Reference

Simple extension of the perfect gas equation of state to liquids by the addition of a constant density off-set. More...

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Public Member Functions

 perfectFluid (const Specie &sp, const scalar R, const scalar rho0)
 Construct from components. More...
 
 perfectFluid (const dictionary &dict)
 Construct from dictionary. More...
 
 perfectFluid (const word &name, const perfectFluid &)
 Construct as named copy. More...
 
autoPtr< perfectFluidclone () const
 Construct and return a clone. More...
 
scalar R () const
 Return fluid constant [J/kg/K]. More...
 
scalar rho (scalar p, scalar T) const
 Return density [kg/m^3]. More...
 
scalar H (const scalar p, const scalar T) const
 Return enthalpy contribution [J/kg]. More...
 
scalar Cp (scalar p, scalar T) const
 Return Cp contribution [J/(kg K]. More...
 
scalar E (const scalar p, const scalar T) const
 Return internal energy contribution [J/kg]. More...
 
scalar Cv (scalar p, scalar T) const
 Return Cv contribution [J/(kg K]. More...
 
scalar Sp (const scalar p, const scalar T) const
 Return entropy contribution to the integral of Cp/T [J/kg/K]. More...
 
scalar Sv (const scalar p, const scalar T) const
 Return entropy contribution to the integral of Cv/T [J/kg/K]. More...
 
scalar psi (scalar p, scalar T) const
 Return compressibility [s^2/m^2]. More...
 
scalar Z (scalar p, scalar T) const
 Return compression factor []. More...
 
scalar CpMCv (scalar p, scalar T) const
 Return (Cp - Cv) [J/(kg K]. More...
 
void write (Ostream &os) const
 Write to Ostream. More...
 
void operator+= (const perfectFluid &)
 
void operator*= (const scalar)
 

Static Public Member Functions

static autoPtr< perfectFluidNew (const dictionary &dict)
 
static word typeName ()
 Return the instantiated type name. More...
 

Static Public Attributes

static const bool incompressible = false
 Is the equation of state is incompressible i.e. rho != f(p) More...
 
static const bool isochoric = false
 Is the equation of state is isochoric i.e. rho = const. More...
 

Friends

perfectFluid operator+ (const perfectFluid &, const perfectFluid &)
 
perfectFluid operator* (const scalar s, const perfectFluid &)
 
perfectFluid operator== (const perfectFluid &, const perfectFluid &)
 
Ostreamoperator (Ostream &, const perfectFluid &)
 

Detailed Description

template<class Specie>
class Foam::perfectFluid< Specie >

Simple extension of the perfect gas equation of state to liquids by the addition of a constant density off-set.

Coefficient mixing is very inaccurate and not supported, so this equation of state is not applicable to mixtures.

This equation of state is rather inaccurate and has been superseded by rPolynomial which is much more accurate and supports mixtures.

Source files

Definition at line 54 of file perfectFluid.H.

Constructor & Destructor Documentation

◆ perfectFluid() [1/3]

perfectFluid ( const Specie &  sp,
const scalar  R,
const scalar  rho0 
)
inline

Construct from components.

Definition at line 32 of file perfectFluidI.H.

References Foam::name().

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◆ perfectFluid() [2/3]

perfectFluid ( const dictionary dict)

Construct from dictionary.

Definition at line 32 of file perfectFluid.C.

◆ perfectFluid() [3/3]

perfectFluid ( const word name,
const perfectFluid< Specie > &   
)
inline

Construct as named copy.

Member Function Documentation

◆ clone()

Foam::autoPtr< Foam::perfectFluid< Specie > > clone ( ) const
inline

Construct and return a clone.

Definition at line 61 of file perfectFluidI.H.

References perfectFluid< Specie >::New().

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◆ New()

Foam::autoPtr< Foam::perfectFluid< Specie > > New ( const dictionary dict)
inlinestatic

Definition at line 70 of file perfectFluidI.H.

References dict.

Referenced by perfectFluid< Specie >::clone().

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◆ typeName()

static word typeName ( )
inlinestatic

Return the instantiated type name.

Definition at line 131 of file perfectFluid.H.

◆ R()

Foam::scalar R ( ) const
inline

Return fluid constant [J/kg/K].

Definition at line 81 of file perfectFluidI.H.

◆ rho()

Foam::scalar rho ( scalar  p,
scalar  T 
) const
inline

Return density [kg/m^3].

Definition at line 88 of file perfectFluidI.H.

References R, and T.

◆ H()

Foam::scalar H ( const scalar  p,
const scalar  T 
) const
inline

Return enthalpy contribution [J/kg].

Definition at line 95 of file perfectFluidI.H.

References Foam::constant::standard::Pstd, and rho.

◆ Cp()

Foam::scalar Cp ( scalar  p,
scalar  T 
) const
inline

Return Cp contribution [J/(kg K].

Definition at line 102 of file perfectFluidI.H.

References Foam::constant::standard::Pstd, R, rho, and Foam::sqr().

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◆ E()

Foam::scalar E ( const scalar  p,
const scalar  T 
) const
inline

Return internal energy contribution [J/kg].

Definition at line 111 of file perfectFluidI.H.

◆ Cv()

Foam::scalar Cv ( scalar  p,
scalar  T 
) const
inline

Return Cv contribution [J/(kg K].

Definition at line 118 of file perfectFluidI.H.

◆ Sp()

Foam::scalar Sp ( const scalar  p,
const scalar  T 
) const
inline

Return entropy contribution to the integral of Cp/T [J/kg/K].

Definition at line 125 of file perfectFluidI.H.

References Foam::log(), Foam::constant::standard::Pstd, and R.

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◆ Sv()

Foam::scalar Sv ( const scalar  p,
const scalar  T 
) const
inline

Return entropy contribution to the integral of Cv/T [J/kg/K].

Definition at line 132 of file perfectFluidI.H.

References NotImplemented.

◆ psi()

Foam::scalar psi ( scalar  p,
scalar  T 
) const
inline

Return compressibility [s^2/m^2].

Definition at line 140 of file perfectFluidI.H.

References R, and T.

◆ Z()

Foam::scalar Z ( scalar  p,
scalar  T 
) const
inline

Return compression factor [].

Definition at line 147 of file perfectFluidI.H.

◆ CpMCv()

Foam::scalar CpMCv ( scalar  p,
scalar  T 
) const
inline

Return (Cp - Cv) [J/(kg K].

Definition at line 154 of file perfectFluidI.H.

References R, rho, and Foam::sqr().

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◆ write()

void write ( Ostream os) const

Write to Ostream.

Definition at line 43 of file perfectFluid.C.

References dictionary::add(), dict, dictionaryName::dictName(), Foam::indent(), Foam::vtkWriteOps::write(), and Ostream::write().

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◆ operator+=()

void operator+= ( const perfectFluid< Specie > &  )
inline

Definition at line 167 of file perfectFluidI.H.

References NotImplemented.

◆ operator*=()

void operator*= ( const scalar  s)
inline

Definition at line 176 of file perfectFluidI.H.

References NotImplemented, and s().

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Friends And Related Function Documentation

◆ operator+

perfectFluid operator+ ( const perfectFluid< Specie > &  ,
const perfectFluid< Specie > &   
)
friend

◆ operator*

perfectFluid operator* ( const scalar  s,
const perfectFluid< Specie > &   
)
friend

◆ operator==

perfectFluid operator== ( const perfectFluid< Specie > &  ,
const perfectFluid< Specie > &   
)
friend

◆ operator

Ostream& operator ( Ostream ,
const perfectFluid< Specie > &   
)
friend

Member Data Documentation

◆ incompressible

const bool incompressible = false
static

Is the equation of state is incompressible i.e. rho != f(p)

Definition at line 140 of file perfectFluid.H.

◆ isochoric

const bool isochoric = false
static

Is the equation of state is isochoric i.e. rho = const.

Definition at line 143 of file perfectFluid.H.


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