Pyrolysis chemistry model. It includes gas phase in the solid reaction. More...

Inheritance diagram for pyrolysisChemistryModel< CompType, SolidThermo, GasThermo >:

Collaboration diagram for pyrolysisChemistryModel< CompType, SolidThermo, GasThermo >:

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Public Member Functions
	TypeName ("pyrolysis")
	Runtime type information. More...

	pyrolysisChemistryModel (const fvMesh &mesh, const word &phaseName)
	Construct from mesh and phase name. More...

virtual	~pyrolysisChemistryModel ()
	Destructor. More...

const PtrList< GasThermo > &	gasThermo () const
	Thermodynamic data of gases. More...

const speciesTable &	gasTable () const
	Gases table. More...

label	nSpecie () const
	The number of solids. More...

label	nGases () const
	The number of solids. More...

virtual scalarField	omega (const scalarField &c, const scalar T, const scalar p, const bool updateC0=false) const
	dc/dt = omega, rate of change in concentration, for each species More...

virtual scalar	omega (const Reaction< SolidThermo > &r, const scalarField &c, const scalar T, const scalar p, scalar &pf, scalar &cf, label &lRef, scalar &pr, scalar &cr, label &rRef) const
	Return the reaction rate for reaction r. More...

virtual scalar	omegaI (label iReaction, const scalarField &c, const scalar T, const scalar p, scalar &pf, scalar &cf, label &lRef, scalar &pr, scalar &cr, label &rRef) const
	Return the reaction rate for iReaction. More...

virtual void	calculate ()
	Calculates the reaction rates. More...

const DimensionedField< scalar, volMesh > &	RRg (const label i) const
	Return const access to the chemical source terms for gases. More...

tmp< DimensionedField< scalar, volMesh > >	RRg () const
	Return total gas source term. More...

virtual tmp< volScalarField >	gasHs (const volScalarField &p, const volScalarField &T, const label i) const
	Return sensible enthalpy for gas i [J/Kg]. More...

virtual scalar	solve (const scalar deltaT)
	Solve the reaction system for the given time step. More...

virtual label	nEqns () const
	Number of ODE's to solve. More...

virtual void	derivatives (const scalar t, const scalarField &c, scalarField &dcdt) const
	Calculate the derivatives in dydx. More...

virtual void	jacobian (const scalar t, const scalarField &c, scalarField &dcdt, scalarSquareMatrix &dfdc) const
	Calculate the Jacobian of the system. More...

virtual void	solve (scalarField &c, scalar &T, scalar &p, scalar &deltaT, scalar &subDeltaT) const

Public Member Functions inherited from solidChemistryModel< CompType, SolidThermo >
	TypeName ("solidChemistryModel")
	Runtime type information. More...

	solidChemistryModel (const fvMesh &mesh, const word &phaseName)
	Construct from mesh and phase name. More...

virtual	~solidChemistryModel ()
	Destructor. More...

const PtrList< Reaction< SolidThermo > > &	reactions () const
	The reactions. More...

label	nReaction () const
	The number of reactions. More...

const DimensionedField< scalar, volMesh > &	RRs (const label i) const
	Return const access to the chemical source terms for solids. More...

tmp< DimensionedField< scalar, volMesh > >	RRs () const
	Return total solid source term. More...

virtual scalar	solve (const scalarField &deltaT)
	Solve the reaction system for the given time step. More...

virtual tmp< volScalarField >	tc () const
	Return the chemical time scale. More...

virtual tmp< volScalarField >	Sh () const
	Return source for enthalpy equation [kg/m/s3]. More...

virtual tmp< volScalarField >	dQ () const
	Return the heat release, i.e. enthalpy/sec [m2/s3]. More...

Public Member Functions inherited from ODESystem
	ODESystem ()
	Construct null. More...

virtual	~ODESystem ()
	Destructor. More...

Protected Member Functions
PtrList< DimensionedField< scalar, volMesh > > &	RRg ()
	Write access to source terms for gases. More...

Protected Member Functions inherited from solidChemistryModel< CompType, SolidThermo >
PtrList< DimensionedField< scalar, volMesh > > &	RRs ()
	Write access to source terms for solids. More...

void	setCellReacting (const label cellI, const bool active)
	Set reacting status of cell, cellI. More...

Protected Attributes
speciesTable	pyrolisisGases_
	List of gas species present in reaction system. More...

PtrList< GasThermo >	gasThermo_
	Thermodynamic data of gases. More...

label	nGases_
	Number of gas species. More...

label	nSpecie_
	Number of components being solved by ODE. More...

PtrList< DimensionedField< scalar, volMesh > >	RRg_
	List of reaction rate per gas [kg/m3/s]. More...

Protected Attributes inherited from solidChemistryModel< CompType, SolidThermo >
PtrList< volScalarField > &	Ys_
	Reference to solid mass fractions. More...

const PtrList< Reaction< SolidThermo > > &	reactions_
	Reactions. More...

const PtrList< SolidThermo > &	solidThermo_
	Thermodynamic data of solids. More...

label	nSolids_
	Number of solid components. More...

label	nReaction_
	Number of solid reactions. More...

PtrList< DimensionedField< scalar, volMesh > >	RRs_
	List of reaction rate per solid [kg/m3/s]. More...

List< bool >	reactingCells_
	List of active reacting cells. More...

Private Member Functions
void	operator= (const pyrolysisChemistryModel &)
	Disallow default bitwise assignment. More...

Private Attributes
PtrList< volScalarField >	Ys0_
	List of accumulative solid concentrations. More...

label	cellCounter_
	Cell counter. More...

Detailed Description

template<class CompType, class SolidThermo, class GasThermo>
class Foam::pyrolysisChemistryModel< CompType, SolidThermo, GasThermo >

Pyrolysis chemistry model. It includes gas phase in the solid reaction.

Source files

Definition at line 56 of file pyrolysisChemistryModel.H.

Constructor & Destructor Documentation

◆ pyrolysisChemistryModel()

pyrolysisChemistryModel	(	const fvMesh &	mesh,
		const word &	phaseName
	)

Construct from mesh and phase name.

Definition at line 35 of file pyrolysisChemistryModel.C.

References dictName(), Foam::dimMass, Foam::dimTime, Foam::dimVolume, forAll, IOobject::headerOk(), Foam::indent(), Foam::Info, Foam::max(), mesh, Foam::name(), Foam::nl, and solidThermo::rho().

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◆ ~pyrolysisChemistryModel()

~pyrolysisChemistryModel

virtual

Destructor.

Definition at line 172 of file pyrolysisChemistryModel.C.

Member Function Documentation

◆ operator=()

void operator= ( const pyrolysisChemistryModel< CompType, SolidThermo, GasThermo > & )

private

Disallow default bitwise assignment.

◆ RRg() [1/3]

Foam::tmp< Foam::DimensionedField< Foam::scalar, Foam::volMesh > > RRg

inlineprotected

Write access to source terms for gases.

Definition at line 33 of file pyrolysisChemistryModelI.H.

◆ TypeName()

TypeName ( "pyrolysis" )

Runtime type information.

◆ gasThermo()

const Foam::PtrList< GasThermo > & gasThermo

inline

Thermodynamic data of gases.

Definition at line 42 of file pyrolysisChemistryModelI.H.

◆ gasTable()

const Foam::speciesTable & gasTable

inline

Gases table.

Definition at line 51 of file pyrolysisChemistryModelI.H.

◆ nSpecie()

Foam::label nSpecie

inline

The number of solids.

Definition at line 60 of file pyrolysisChemistryModelI.H.

◆ nGases()

label nGases ( ) const

inline

The number of solids.

◆ omega() [1/2]

Foam::scalarField omega	(	const scalarField &	c,
		const scalar	T,
		const scalar	p,
		const bool	updateC0 = `false`
	)		const

virtual

dc/dt = omega, rate of change in concentration, for each species

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 181 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, forAll, g, p, R, s(), and T.

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◆ omega() [2/2]

Foam::scalar omega	(	const Reaction< SolidThermo > &	r,
		const scalarField &	c,
		const scalar	T,
		const scalar	p,
		scalar &	pf,
		scalar &	cf,
		label &	lRef,
		scalar &	pr,
		scalar &	cr,
		label &	rRef
	)		const

virtual

Return the reaction rate for reaction r.

NOTE: Currently does not calculate reference specie and characteristic times (pf, cf,l Ref, etc.)

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 237 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, Foam::constant::physicoChemical::c1, Foam::exp(), Foam::max(), p, Foam::pow(), R, s(), and T.

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◆ omegaI()

Foam::scalar omegaI	(	label	iReaction,
		const scalarField &	c,
		const scalar	T,
		const scalar	p,
		scalar &	pf,
		scalar &	cf,
		label &	lRef,
		scalar &	pr,
		scalar &	cr,
		label &	rRef
	)		const

virtual

Return the reaction rate for iReaction.

NOTE: Currently does not calculate reference specie and characteristic times (pf, cf,l Ref, etc.)

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 280 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, p, R, T, and w().

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◆ calculate()

void calculate

virtual

Calculates the reaction rates.

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 450 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, delta, forAll, mesh, basicThermo::p(), Foam::constant::mathematical::pi(), rho, basicThermo::T(), and timeName.

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◆ RRg() [2/3]

const Foam::DimensionedField< Foam::scalar, Foam::volMesh > & RRg ( const label i ) const

inline

Return const access to the chemical source terms for gases.

Definition at line 69 of file pyrolysisChemistryModelI.H.

◆ RRg() [3/3]

tmp<DimensionedField<scalar, volMesh> > RRg ( ) const

inline

Return total gas source term.

◆ gasHs()

Foam::tmp< Foam::volScalarField > gasHs	(	const volScalarField &	p,
		const volScalarField &	T,
		const label	i
	)		const

virtual

Return sensible enthalpy for gas i [J/Kg].

Definition at line 616 of file pyrolysisChemistryModel.C.

References Foam::dimEnergy, Foam::dimMass, forAll, p, and T.

◆ solve() [1/2]

Foam::scalar solve ( const scalar deltaT )

virtual

Solve the reaction system for the given time step.

and return the characteristic time

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 518 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, delta, forAll, mesh, Foam::min(), p, basicThermo::p(), Foam::constant::mathematical::pi(), rho, solve(), T, basicThermo::T(), and timeName.

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◆ nEqns()

Foam::label nEqns

virtual

Number of ODE's to solve.

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 441 of file pyrolysisChemistryModel.C.

◆ derivatives()

void derivatives	(	const scalar	x,
		const scalarField &	y,
		scalarField &	dydx
	)		const

virtual

Calculate the derivatives in dydx.

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 303 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, Foam::mag(), Foam::min(), p, and T.

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◆ jacobian()

void jacobian	(	const scalar	x,
		const scalarField &	y,
		scalarField &	dfdx,
		scalarSquareMatrix &	dfdy
	)		const

virtual

Calculate the Jacobian of the system.

Need by the stiff-system solvers

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 345 of file pyrolysisChemistryModel.C.

References Foam::constant::universal::c, Foam::constant::physicoChemical::c2, delta, Foam::endl(), Foam::exp(), forAll, Foam::Info, Foam::max(), p, Foam::pow(), R, and T.

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◆ solve() [2/2]

void solve	(	scalarField &	c,
		scalar &	T,
		scalar &	p,
		scalar &	deltaT,
		scalar &	subDeltaT
	)		const

virtual

Implements solidChemistryModel< CompType, SolidThermo >.

Definition at line 657 of file pyrolysisChemistryModel.C.

References NotImplemented.

Field Documentation

◆ pyrolisisGases_

speciesTable pyrolisisGases_

protected

List of gas species present in reaction system.

Definition at line 69 of file pyrolysisChemistryModel.H.

◆ gasThermo_

PtrList<GasThermo> gasThermo_

protected

Thermodynamic data of gases.

Definition at line 72 of file pyrolysisChemistryModel.H.

◆ nGases_

label nGases_

protected

Number of gas species.

Definition at line 75 of file pyrolysisChemistryModel.H.

◆ nSpecie_

label nSpecie_

protected

Number of components being solved by ODE.

Definition at line 78 of file pyrolysisChemistryModel.H.

◆ RRg_

PtrList<DimensionedField<scalar, volMesh> > RRg_

protected

List of reaction rate per gas [kg/m3/s].

Definition at line 81 of file pyrolysisChemistryModel.H.

◆ Ys0_

PtrList<volScalarField> Ys0_

mutableprivate

List of accumulative solid concentrations.

Definition at line 93 of file pyrolysisChemistryModel.H.

◆ cellCounter_

label cellCounter_

private

Cell counter.

Definition at line 96 of file pyrolysisChemistryModel.H.

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

src/thermophysicalModels/solidChemistryModel/pyrolysisChemistryModel/pyrolysisChemistryModel.H
src/thermophysicalModels/solidChemistryModel/pyrolysisChemistryModel/pyrolysisChemistryModel.C
src/thermophysicalModels/solidChemistryModel/pyrolysisChemistryModel/pyrolysisChemistryModelI.H

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Detailed Description

template<class CompType, class SolidThermo, class GasThermo> class Foam::pyrolysisChemistryModel< CompType, SolidThermo, GasThermo >

Constructor & Destructor Documentation

◆ pyrolysisChemistryModel()

◆ ~pyrolysisChemistryModel()

Member Function Documentation

◆ operator=()

◆ RRg() [1/3]

◆ TypeName()

◆ gasThermo()

◆ gasTable()

◆ nSpecie()

◆ nGases()

◆ omega() [1/2]

◆ omega() [2/2]

◆ omegaI()

◆ calculate()

◆ RRg() [2/3]

◆ RRg() [3/3]

◆ gasHs()

◆ solve() [1/2]

◆ nEqns()

◆ derivatives()

◆ jacobian()

◆ solve() [2/2]

Field Documentation

◆ pyrolisisGases_

◆ gasThermo_

◆ nGases_

◆ nSpecie_

◆ RRg_

◆ Ys0_

◆ cellCounter_

template<class CompType, class SolidThermo, class GasThermo>
class Foam::pyrolysisChemistryModel< CompType, SolidThermo, GasThermo >