#include <NavierStokesCFE.h>

Inheritance diagram for Nektar::NavierStokesCFE:

Collaboration diagram for Nektar::NavierStokesCFE:

Public Member Functions
virtual	~NavierStokesCFE ()

Public Member Functions inherited from Nektar::CompressibleFlowSystem
virtual	~CompressibleFlowSystem ()
	Destructor for CompressibleFlowSystem class. More...

NekDouble	GetStabilityLimit (int n)
	Function to calculate the stability limit for DG/CG. More...

Array< OneD, NekDouble >	GetStabilityLimitVector (const Array< OneD, int > &ExpOrder)
	Function to calculate the stability limit for DG/CG (a vector of them). More...

Public Member Functions inherited from Nektar::SolverUtils::UnsteadySystem
virtual SOLVER_UTILS_EXPORT	~UnsteadySystem ()
	Destructor. More...

SOLVER_UTILS_EXPORT NekDouble	GetTimeStep (const Array< OneD, const Array< OneD, NekDouble > > &inarray)
	Calculate the larger time-step mantaining the problem stable. More...

Public Member Functions inherited from Nektar::SolverUtils::EquationSystem
virtual SOLVER_UTILS_EXPORT	~EquationSystem ()
	Destructor. More...

SOLVER_UTILS_EXPORT void	SetUpTraceNormals (void)

SOLVER_UTILS_EXPORT void	InitObject ()
	Initialises the members of this object. More...

SOLVER_UTILS_EXPORT void	DoInitialise ()
	Perform any initialisation necessary before solving the problem. More...

SOLVER_UTILS_EXPORT void	DoSolve ()
	Solve the problem. More...

SOLVER_UTILS_EXPORT void	TransCoeffToPhys ()
	Transform from coefficient to physical space. More...

SOLVER_UTILS_EXPORT void	TransPhysToCoeff ()
	Transform from physical to coefficient space. More...

SOLVER_UTILS_EXPORT void	Output ()
	Perform output operations after solve. More...

SOLVER_UTILS_EXPORT NekDouble	LinfError (unsigned int field, const Array< OneD, NekDouble > &exactsoln=NullNekDouble1DArray)
	Linf error computation. More...

SOLVER_UTILS_EXPORT std::string	GetSessionName ()
	Get Session name. More...

template<class T >
boost::shared_ptr< T >	as ()

SOLVER_UTILS_EXPORT void	ResetSessionName (std::string newname)
	Reset Session name. More...

SOLVER_UTILS_EXPORT LibUtilities::SessionReaderSharedPtr	GetSession ()
	Get Session name. More...

SOLVER_UTILS_EXPORT MultiRegions::ExpListSharedPtr	GetPressure ()
	Get pressure field if available. More...

SOLVER_UTILS_EXPORT void	PrintSummary (std::ostream &out)
	Print a summary of parameters and solver characteristics. More...

SOLVER_UTILS_EXPORT void	SetLambda (NekDouble lambda)
	Set parameter m_lambda. More...

SOLVER_UTILS_EXPORT void	EvaluateFunction (Array< OneD, Array< OneD, NekDouble > > &pArray, std::string pFunctionName, const NekDouble pTime=0.0, const int domain=0)
	Evaluates a function as specified in the session file. More...

SOLVER_UTILS_EXPORT void	EvaluateFunction (std::vector< std::string > pFieldNames, Array< OneD, Array< OneD, NekDouble > > &pFields, const std::string &pName, const NekDouble &pTime=0.0, const int domain=0)
	Populate given fields with the function from session. More...

SOLVER_UTILS_EXPORT void	EvaluateFunction (std::vector< std::string > pFieldNames, Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const std::string &pName, const NekDouble &pTime=0.0, const int domain=0)
	Populate given fields with the function from session. More...

SOLVER_UTILS_EXPORT void	EvaluateFunction (std::string pFieldName, Array< OneD, NekDouble > &pArray, const std::string &pFunctionName, const NekDouble &pTime=0.0, const int domain=0)

SOLVER_UTILS_EXPORT std::string	DescribeFunction (std::string pFieldName, const std::string &pFunctionName, const int domain)
	Provide a description of a function for a given field name. More...

SOLVER_UTILS_EXPORT void	InitialiseBaseFlow (Array< OneD, Array< OneD, NekDouble > > &base)
	Perform initialisation of the base flow. More...

SOLVER_UTILS_EXPORT void	SetInitialConditions (NekDouble initialtime=0.0, bool dumpInitialConditions=true, const int domain=0)
	Initialise the data in the dependent fields. More...

SOLVER_UTILS_EXPORT void	EvaluateExactSolution (int field, Array< OneD, NekDouble > &outfield, const NekDouble time)
	Evaluates an exact solution. More...

SOLVER_UTILS_EXPORT NekDouble	L2Error (unsigned int field, const Array< OneD, NekDouble > &exactsoln, bool Normalised=false)
	Compute the L2 error between fields and a given exact solution. More...

SOLVER_UTILS_EXPORT NekDouble	L2Error (unsigned int field, bool Normalised=false)
	Compute the L2 error of the fields. More...

SOLVER_UTILS_EXPORT Array < OneD, NekDouble >	ErrorExtraPoints (unsigned int field)
	Compute error (L2 and L_inf) over an larger set of quadrature points return [L2 Linf]. More...

SOLVER_UTILS_EXPORT void	WeakAdvectionGreensDivergenceForm (const Array< OneD, Array< OneD, NekDouble > > &F, Array< OneD, NekDouble > &outarray)
	Compute the inner product $(\nabla \phi \cdot F)$ . More...

SOLVER_UTILS_EXPORT void	WeakAdvectionDivergenceForm (const Array< OneD, Array< OneD, NekDouble > > &F, Array< OneD, NekDouble > &outarray)
	Compute the inner product $(\phi, \nabla \cdot F)$ . More...

SOLVER_UTILS_EXPORT void	WeakAdvectionNonConservativeForm (const Array< OneD, Array< OneD, NekDouble > > &V, const Array< OneD, const NekDouble > &u, Array< OneD, NekDouble > &outarray, bool UseContCoeffs=false)
	Compute the inner product $(\phi, V\cdot \nabla u)$ . More...

f SOLVER_UTILS_EXPORT void	AdvectionNonConservativeForm (const Array< OneD, Array< OneD, NekDouble > > &V, const Array< OneD, const NekDouble > &u, Array< OneD, NekDouble > &outarray, Array< OneD, NekDouble > &wk=NullNekDouble1DArray)
	Compute the non-conservative advection. More...

SOLVER_UTILS_EXPORT void	WeakDGAdvection (const Array< OneD, Array< OneD, NekDouble > > &InField, Array< OneD, Array< OneD, NekDouble > > &OutField, bool NumericalFluxIncludesNormal=true, bool InFieldIsInPhysSpace=false, int nvariables=0)
	Calculate the weak discontinuous Galerkin advection. More...

SOLVER_UTILS_EXPORT void	WeakDGDiffusion (const Array< OneD, Array< OneD, NekDouble > > &InField, Array< OneD, Array< OneD, NekDouble > > &OutField, bool NumericalFluxIncludesNormal=true, bool InFieldIsInPhysSpace=false)
	Calculate weak DG Diffusion in the LDG form. More...

SOLVER_UTILS_EXPORT void	Checkpoint_Output (const int n)
	Write checkpoint file of m_fields. More...

SOLVER_UTILS_EXPORT void	Checkpoint_Output (const int n, MultiRegions::ExpListSharedPtr &field, std::vector< Array< OneD, NekDouble > > &fieldcoeffs, std::vector< std::string > &variables)
	Write checkpoint file of custom data fields. More...

SOLVER_UTILS_EXPORT void	Checkpoint_BaseFlow (const int n)
	Write base flow file of m_fields. More...

SOLVER_UTILS_EXPORT void	WriteFld (const std::string &outname)
	Write field data to the given filename. More...

SOLVER_UTILS_EXPORT void	WriteFld (const std::string &outname, MultiRegions::ExpListSharedPtr &field, std::vector< Array< OneD, NekDouble > > &fieldcoeffs, std::vector< std::string > &variables)
	Write input fields to the given filename. More...

SOLVER_UTILS_EXPORT void	ImportFld (const std::string &infile, Array< OneD, MultiRegions::ExpListSharedPtr > &pFields)
	Input field data from the given file. More...

SOLVER_UTILS_EXPORT void	ImportFldToMultiDomains (const std::string &infile, Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const int ndomains)
	Input field data from the given file to multiple domains. More...

SOLVER_UTILS_EXPORT void	ImportFld (const std::string &infile, std::vector< std::string > &fieldStr, Array< OneD, Array< OneD, NekDouble > > &coeffs)
	Output a field. Input field data into array from the given file. More...

SOLVER_UTILS_EXPORT void	ImportFld (const std::string &infile, MultiRegions::ExpListSharedPtr &pField, std::string &pFieldName)
	Output a field. Input field data into ExpList from the given file. More...

SOLVER_UTILS_EXPORT void	ScanForHistoryPoints ()
	Builds map of which element holds each history point. More...

SOLVER_UTILS_EXPORT void	WriteHistoryData (std::ostream &out)
	Probe each history point and write to file. More...

SOLVER_UTILS_EXPORT void	SessionSummary (SummaryList &vSummary)
	Write out a session summary. More...

SOLVER_UTILS_EXPORT Array < OneD, MultiRegions::ExpListSharedPtr > &	UpdateFields ()

SOLVER_UTILS_EXPORT LibUtilities::FieldMetaDataMap &	UpdateFieldMetaDataMap ()
	Get hold of FieldInfoMap so it can be updated. More...

SOLVER_UTILS_EXPORT NekDouble	GetFinalTime ()
	Return final time. More...

SOLVER_UTILS_EXPORT int	GetNcoeffs ()

SOLVER_UTILS_EXPORT int	GetNcoeffs (const int eid)

SOLVER_UTILS_EXPORT int	GetNumExpModes ()

SOLVER_UTILS_EXPORT const Array< OneD, int >	GetNumExpModesPerExp ()

SOLVER_UTILS_EXPORT int	GetNvariables ()

SOLVER_UTILS_EXPORT const std::string	GetVariable (unsigned int i)

SOLVER_UTILS_EXPORT int	GetTraceTotPoints ()

SOLVER_UTILS_EXPORT int	GetTraceNpoints ()

SOLVER_UTILS_EXPORT int	GetExpSize ()

SOLVER_UTILS_EXPORT int	GetPhys_Offset (int n)

SOLVER_UTILS_EXPORT int	GetCoeff_Offset (int n)

SOLVER_UTILS_EXPORT int	GetTotPoints ()

SOLVER_UTILS_EXPORT int	GetTotPoints (int n)

SOLVER_UTILS_EXPORT int	GetNpoints ()

SOLVER_UTILS_EXPORT int	GetNumElmVelocity ()

SOLVER_UTILS_EXPORT int	GetSteps ()

SOLVER_UTILS_EXPORT NekDouble	GetTimeStep ()

SOLVER_UTILS_EXPORT void	CopyFromPhysField (const int i, Array< OneD, NekDouble > &output)

SOLVER_UTILS_EXPORT void	CopyToPhysField (const int i, Array< OneD, NekDouble > &output)

SOLVER_UTILS_EXPORT void	SetSteps (const int steps)

SOLVER_UTILS_EXPORT void	ZeroPhysFields ()

SOLVER_UTILS_EXPORT void	FwdTransFields ()

SOLVER_UTILS_EXPORT void	GetFluxVector (const int i, Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &flux)

SOLVER_UTILS_EXPORT void	GetFluxVector (const int i, Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &fluxX, Array< OneD, Array< OneD, NekDouble > > &fluxY)

SOLVER_UTILS_EXPORT void	GetFluxVector (const int i, const int j, Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &flux)

SOLVER_UTILS_EXPORT void	NumericalFlux (Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &numflux)

SOLVER_UTILS_EXPORT void	NumericalFlux (Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &numfluxX, Array< OneD, Array< OneD, NekDouble > > &numfluxY)

SOLVER_UTILS_EXPORT void	NumFluxforScalar (const Array< OneD, Array< OneD, NekDouble > > &ufield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &uflux)

SOLVER_UTILS_EXPORT void	NumFluxforVector (const Array< OneD, Array< OneD, NekDouble > > &ufield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &qfield, Array< OneD, Array< OneD, NekDouble > > &qflux)

SOLVER_UTILS_EXPORT void	SetModifiedBasis (const bool modbasis)

SOLVER_UTILS_EXPORT int	NoCaseStringCompare (const std::string &s1, const std::string &s2)
	Perform a case-insensitive string comparison. More...

SOLVER_UTILS_EXPORT int	GetCheckpointNumber ()

SOLVER_UTILS_EXPORT void	SetCheckpointNumber (int num)

SOLVER_UTILS_EXPORT int	GetCheckpointSteps ()

SOLVER_UTILS_EXPORT void	SetCheckpointSteps (int num)

SOLVER_UTILS_EXPORT void	SetTime (const NekDouble time)

SOLVER_UTILS_EXPORT void	SetInitialStep (const int step)

SOLVER_UTILS_EXPORT void	SetBoundaryConditions (NekDouble time)
	Evaluates the boundary conditions at the given time. More...

virtual SOLVER_UTILS_EXPORT bool	v_NegatedOp ()
	Virtual function to identify if operator is negated in DoSolve. More...

Static Public Member Functions
static SolverUtils::EquationSystemSharedPtr	create (const LibUtilities::SessionReaderSharedPtr &pSession)

Static Public Attributes
static std::string	className

Protected Member Functions
	NavierStokesCFE (const LibUtilities::SessionReaderSharedPtr &pSession)

virtual void	v_InitObject ()
	Initialization object for CompressibleFlowSystem class. More...

virtual void	v_DoDiffusion (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const Array< OneD, Array< OneD, NekDouble > > &pFwd, const Array< OneD, Array< OneD, NekDouble > > &pBwd)

void	GetViscousFluxVector (const Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &derivatives, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &viscousTensor)
	Return the flux vector for the LDG diffusion problem. More...

void	GetViscousFluxVectorDeAlias (const Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &derivatives, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &viscousTensor)
	Return the flux vector for the LDG diffusion problem. More...

Protected Member Functions inherited from Nektar::CompressibleFlowSystem
	CompressibleFlowSystem (const LibUtilities::SessionReaderSharedPtr &pSession)

void	InitialiseParameters ()
	Load CFS parameters from the session file. More...

void	InitAdvection ()
	Create advection and diffusion objects for CFS. More...

void	DoOdeRhs (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time)
	Compute the right-hand side. More...

void	DoOdeProjection (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time)
	Compute the projection and call the method for imposing the boundary conditions in case of discontinuous projection. More...

void	DoAdvection (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time, const Array< OneD, Array< OneD, NekDouble > > &pFwd, const Array< OneD, Array< OneD, NekDouble > > &pBwd)
	Compute the advection terms for the right-hand side. More...

void	DoDiffusion (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const Array< OneD, Array< OneD, NekDouble > > &pFwd, const Array< OneD, Array< OneD, NekDouble > > &pBwd)
	Add the diffusions terms to the right-hand side. More...

void	GetFluxVector (const Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &flux)
	Return the flux vector for the compressible Euler equations. More...

void	GetFluxVectorDeAlias (const Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &flux)
	Return the flux vector for the compressible Euler equations by using the de-aliasing technique. More...

void	InitializeSteadyState ()

void	SetBoundaryConditions (Array< OneD, Array< OneD, NekDouble > > &physarray, NekDouble time)

void	GetStdVelocity (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, NekDouble > &stdV)
	Compute the advection velocity in the standard space for each element of the expansion. More...

virtual bool	v_PostIntegrate (int step)
	Perform post-integration checks, presently just to check steady state behaviour. More...

bool	CalcSteadyState (bool output)
	Calculate whether the system has reached a steady state by observing residuals to a user-defined tolerance. More...

virtual NekDouble	v_GetTimeStep (const Array< OneD, const Array< OneD, NekDouble > > &inarray)
	Calculate the maximum timestep subject to CFL restrictions. More...

virtual void	v_SetInitialConditions (NekDouble initialtime=0.0, bool dumpInitialConditions=true, const int domain=0)
	Set up logic for residual calculation. More...

NekDouble	GetGamma ()

const Array< OneD, const Array < OneD, NekDouble > > &	GetVecLocs ()

const Array< OneD, const Array < OneD, NekDouble > > &	GetNormals ()

virtual void	v_ExtraFldOutput (std::vector< Array< OneD, NekDouble > > &fieldcoeffs, std::vector< std::string > &variables)

Protected Member Functions inherited from Nektar::SolverUtils::UnsteadySystem
SOLVER_UTILS_EXPORT	UnsteadySystem (const LibUtilities::SessionReaderSharedPtr &pSession)
	Initialises UnsteadySystem class members. More...

SOLVER_UTILS_EXPORT NekDouble	MaxTimeStepEstimator ()
	Get the maximum timestep estimator for cfl control. More...

virtual SOLVER_UTILS_EXPORT void	v_DoSolve ()
	Solves an unsteady problem. More...

virtual SOLVER_UTILS_EXPORT void	v_DoInitialise ()
	Sets up initial conditions. More...

virtual SOLVER_UTILS_EXPORT void	v_GenerateSummary (SummaryList &s)
	Print a summary of time stepping parameters. More...

virtual SOLVER_UTILS_EXPORT void	v_AppendOutput1D (Array< OneD, Array< OneD, NekDouble > > &solution1D)
	Print the solution at each solution point in a txt file. More...

virtual SOLVER_UTILS_EXPORT void	v_NumericalFlux (Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &numflux)

virtual SOLVER_UTILS_EXPORT void	v_NumericalFlux (Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &numfluxX, Array< OneD, Array< OneD, NekDouble > > &numfluxY)

virtual SOLVER_UTILS_EXPORT void	v_NumFluxforScalar (const Array< OneD, Array< OneD, NekDouble > > &ufield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &uflux)

virtual SOLVER_UTILS_EXPORT void	v_NumFluxforVector (const Array< OneD, Array< OneD, NekDouble > > &ufield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &qfield, Array< OneD, Array< OneD, NekDouble > > &qflux)

virtual SOLVER_UTILS_EXPORT bool	v_PreIntegrate (int step)

virtual SOLVER_UTILS_EXPORT bool	v_SteadyStateCheck (int step)

virtual SOLVER_UTILS_EXPORT bool	v_RequireFwdTrans ()

SOLVER_UTILS_EXPORT void	CheckForRestartTime (NekDouble &time, int &nchk)

SOLVER_UTILS_EXPORT void	SVVVarDiffCoeff (const Array< OneD, Array< OneD, NekDouble > > vel, StdRegions::VarCoeffMap &varCoeffMap)
	Evaluate the SVV diffusion coefficient according to Moura's paper where it should proportional to h time velocity. More...

Protected Member Functions inherited from Nektar::SolverUtils::EquationSystem
SOLVER_UTILS_EXPORT	EquationSystem (const LibUtilities::SessionReaderSharedPtr &pSession)
	Initialises EquationSystem class members. More...

int	nocase_cmp (const std::string &s1, const std::string &s2)

virtual SOLVER_UTILS_EXPORT NekDouble	v_LinfError (unsigned int field, const Array< OneD, NekDouble > &exactsoln=NullNekDouble1DArray)
	Virtual function for the L_inf error computation between fields and a given exact solution. More...

virtual SOLVER_UTILS_EXPORT NekDouble	v_L2Error (unsigned int field, const Array< OneD, NekDouble > &exactsoln=NullNekDouble1DArray, bool Normalised=false)
	Virtual function for the L_2 error computation between fields and a given exact solution. More...

virtual SOLVER_UTILS_EXPORT void	v_TransCoeffToPhys ()
	Virtual function for transformation to physical space. More...

virtual SOLVER_UTILS_EXPORT void	v_TransPhysToCoeff ()
	Virtual function for transformation to coefficient space. More...

virtual SOLVER_UTILS_EXPORT void	v_EvaluateExactSolution (unsigned int field, Array< OneD, NekDouble > &outfield, const NekDouble time)

SOLVER_UTILS_EXPORT void	EvaluateFunctionExp (std::string pFieldName, Array< OneD, NekDouble > &pArray, const std::string &pFunctionName, const NekDouble &pTime=0.0, const int domain=0)

SOLVER_UTILS_EXPORT void	EvaluateFunctionFld (std::string pFieldName, Array< OneD, NekDouble > &pArray, const std::string &pFunctionName, const NekDouble &pTime=0.0, const int domain=0)

SOLVER_UTILS_EXPORT void	EvaluateFunctionPts (std::string pFieldName, Array< OneD, NekDouble > &pArray, const std::string &pFunctionName, const NekDouble &pTime=0.0, const int domain=0)

SOLVER_UTILS_EXPORT void	LoadPts (std::string funcFilename, std::string filename, Nektar::LibUtilities::PtsFieldSharedPtr &outPts)

SOLVER_UTILS_EXPORT void	SetUpBaseFields (SpatialDomains::MeshGraphSharedPtr &mesh)

SOLVER_UTILS_EXPORT void	ImportFldBase (std::string pInfile, SpatialDomains::MeshGraphSharedPtr pGraph)

virtual SOLVER_UTILS_EXPORT void	v_Output (void)

virtual SOLVER_UTILS_EXPORT MultiRegions::ExpListSharedPtr	v_GetPressure (void)

Friends
class	MemoryManager< NavierStokesCFE >

Additional Inherited Members
Public Attributes inherited from Nektar::SolverUtils::UnsteadySystem
NekDouble	m_cflSafetyFactor
	CFL safety factor (comprise between 0 to 1). More...

Protected Types inherited from Nektar::SolverUtils::EquationSystem
enum	HomogeneousType { eHomogeneous1D, eHomogeneous2D, eHomogeneous3D, eNotHomogeneous }
	Parameter for homogeneous expansions. More...

Protected Attributes inherited from Nektar::CompressibleFlowSystem
SolverUtils::AdvectionSharedPtr	m_advection

SolverUtils::DiffusionSharedPtr	m_diffusion

ArtificialDiffusionSharedPtr	m_artificialDiffusion

Array< OneD, Array< OneD, NekDouble > >	m_vecLocs

NekDouble	m_gamma

NekDouble	m_pInf

NekDouble	m_rhoInf

NekDouble	m_UInf

std::string	m_ViscosityType

std::string	m_shockCaptureType

NekDouble	m_mu

NekDouble	m_thermalConductivity

NekDouble	m_Cp

NekDouble	m_Prandtl

VariableConverterSharedPtr	m_varConv

std::vector< CFSBndCondSharedPtr >	m_bndConds

std::ofstream	m_errFile

NekDouble	m_steadyStateTol

std::vector < SolverUtils::ForcingSharedPtr >	m_forcing

Array< OneD, Array< OneD, NekDouble > >	m_un

Protected Attributes inherited from Nektar::SolverUtils::UnsteadySystem
int	m_infosteps
	Number of time steps between outputting status information. More...

int	m_nanSteps

LibUtilities::TimeIntegrationWrapperSharedPtr	m_intScheme
	Wrapper to the time integration scheme. More...

LibUtilities::TimeIntegrationSchemeOperators	m_ode
	The time integration scheme operators to use. More...

LibUtilities::TimeIntegrationSolutionSharedPtr	m_intSoln

NekDouble	m_epsilon

bool	m_explicitDiffusion
	Indicates if explicit or implicit treatment of diffusion is used. More...

bool	m_explicitAdvection
	Indicates if explicit or implicit treatment of advection is used. More...

bool	m_explicitReaction
	Indicates if explicit or implicit treatment of reaction is used. More...

bool	m_homoInitialFwd
	Flag to determine if simulation should start in homogeneous forward transformed state. More...

std::vector< int >	m_intVariables

std::vector< FilterSharedPtr >	m_filters

Protected Attributes inherited from Nektar::SolverUtils::EquationSystem
LibUtilities::CommSharedPtr	m_comm
	Communicator. More...

LibUtilities::SessionReaderSharedPtr	m_session
	The session reader. More...

LibUtilities::FieldIOSharedPtr	m_fld
	Field input/output. More...

std::map< std::string, FieldUtils::Interpolator >	m_interpolators
	Map of interpolator objects. More...

std::map< std::string, std::pair< std::string, LibUtilities::PtsFieldSharedPtr > >	m_loadedPtsFields
	pts fields we already read from disk: {funcFilename: (filename, ptsfield)} More...

std::map< std::string, std::pair< std::string, loadedFldField > >	m_loadedFldFields

Array< OneD, MultiRegions::ExpListSharedPtr >	m_fields
	Array holding all dependent variables. More...

Array< OneD, MultiRegions::ExpListSharedPtr >	m_base
	Base fields. More...

Array< OneD, MultiRegions::ExpListSharedPtr >	m_derivedfields
	Array holding all dependent variables. More...

SpatialDomains::BoundaryConditionsSharedPtr	m_boundaryConditions
	Pointer to boundary conditions object. More...

SpatialDomains::MeshGraphSharedPtr	m_graph
	Pointer to graph defining mesh. More...

std::string	m_sessionName
	Name of the session. More...

NekDouble	m_time
	Current time of simulation. More...

int	m_initialStep
	Number of the step where the simulation should begin. More...

NekDouble	m_fintime
	Finish time of the simulation. More...

NekDouble	m_timestep
	Time step size. More...

NekDouble	m_lambda
	Lambda constant in real system if one required. More...

NekDouble	m_checktime
	Time between checkpoints. More...

int	m_nchk
	Number of checkpoints written so far. More...

int	m_steps
	Number of steps to take. More...

int	m_checksteps
	Number of steps between checkpoints. More...

int	m_spacedim
	Spatial dimension (>= expansion dim). More...

int	m_expdim
	Expansion dimension. More...

bool	m_singleMode
	Flag to determine if single homogeneous mode is used. More...

bool	m_halfMode
	Flag to determine if half homogeneous mode is used. More...

bool	m_multipleModes
	Flag to determine if use multiple homogenenous modes are used. More...

bool	m_useFFT
	Flag to determine if FFT is used for homogeneous transform. More...

bool	m_homogen_dealiasing
	Flag to determine if dealiasing is used for homogeneous simulations. More...

bool	m_specHP_dealiasing
	Flag to determine if dealisising is usde for the Spectral/hp element discretisation. More...

enum MultiRegions::ProjectionType	m_projectionType
	Type of projection; e.g continuous or discontinuous. More...

Array< OneD, Array< OneD, NekDouble > >	m_traceNormals
	Array holding trace normals for DG simulations in the forwards direction. More...

Array< OneD, Array< OneD, Array< OneD, NekDouble > > >	m_gradtan
	1 x nvariable x nq More...

Array< OneD, Array< OneD, Array< OneD, NekDouble > > >	m_tanbasis
	2 x m_spacedim x nq More...

Array< OneD, bool >	m_checkIfSystemSingular
	Flag to indicate if the fields should be checked for singularity. More...

LibUtilities::FieldMetaDataMap	m_fieldMetaDataMap
	Map to identify relevant solver info to dump in output fields. More...

int	m_NumQuadPointsError
	Number of Quadrature points used to work out the error. More...

enum HomogeneousType	m_HomogeneousType

NekDouble	m_LhomX
	physical length in X direction (if homogeneous) More...

NekDouble	m_LhomY
	physical length in Y direction (if homogeneous) More...

NekDouble	m_LhomZ
	physical length in Z direction (if homogeneous) More...

int	m_npointsX
	number of points in X direction (if homogeneous) More...

int	m_npointsY
	number of points in Y direction (if homogeneous) More...

int	m_npointsZ
	number of points in Z direction (if homogeneous) More...

int	m_HomoDirec
	number of homogenous directions More...

Detailed Description

Definition at line 47 of file NavierStokesCFE.h.

Constructor & Destructor Documentation

Nektar::NavierStokesCFE::~NavierStokesCFE ( )

virtual

Definition at line 53 of file NavierStokesCFE.cpp.

     {
 
     }

Nektar::NavierStokesCFE::NavierStokesCFE ( const LibUtilities::SessionReaderSharedPtr & pSession )

protected

Definition at line 47 of file NavierStokesCFE.cpp.

         : CompressibleFlowSystem(pSession)
     {
     }

Member Function Documentation

static SolverUtils::EquationSystemSharedPtr Nektar::NavierStokesCFE::create ( const LibUtilities::SessionReaderSharedPtr & pSession )

inlinestatic

Definition at line 53 of file NavierStokesCFE.h.

References Nektar::MemoryManager< DataType >::AllocateSharedPtr(), and CellMLToNektar.cellml_metadata::p.

     {
       SolverUtils::EquationSystemSharedPtr p =
             MemoryManager<NavierStokesCFE>::AllocateSharedPtr(pSession);
       p->InitObject();
       return p;
     }

void Nektar::NavierStokesCFE::GetViscousFluxVector	(	const Array< OneD, Array< OneD, NekDouble > > &	physfield,
		Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &	derivativesO1,
		Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &	viscousTensor
	)

protected

Return the flux vector for the LDG diffusion problem.

Todo:: Complete the viscous flux vector

Definition at line 165 of file NavierStokesCFE.cpp.

References Vmath::Fill(), Nektar::CompressibleFlowSystem::m_Cp, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::CompressibleFlowSystem::m_mu, Nektar::CompressibleFlowSystem::m_Prandtl, Nektar::SolverUtils::EquationSystem::m_spacedim, Nektar::CompressibleFlowSystem::m_thermalConductivity, Nektar::CompressibleFlowSystem::m_varConv, Nektar::CompressibleFlowSystem::m_ViscosityType, Vmath::Smul(), Vmath::Vadd(), Vmath::Vcopy(), Vmath::Vmul(), Vmath::Vvtvp(), and Vmath::Zero().

Referenced by v_InitObject().

     {
         int i, j;
         int nVariables = m_fields.num_elements();
         int nPts       = physfield[0].num_elements();
 
         // Stokes hypothesis
         const NekDouble lambda = -2.0/3.0;
 
         // Auxiliary variables
         Array<OneD, NekDouble > mu                 (nPts, 0.0);
         Array<OneD, NekDouble > thermalConductivity(nPts, 0.0);
         Array<OneD, NekDouble > divVel             (nPts, 0.0);
 
         // Variable viscosity through the Sutherland's law
         if (m_ViscosityType == "Variable")
         {
             m_varConv->GetDynamicViscosity(physfield[nVariables-2], mu);
             NekDouble tRa = m_Cp / m_Prandtl;
             Vmath::Smul(nPts, tRa, mu, 1, thermalConductivity, 1);
         }
         else
         {
             Vmath::Fill(nPts, m_mu, mu, 1);
             Vmath::Fill(nPts, m_thermalConductivity,
                         thermalConductivity, 1);
         }
 
         // Velocity divergence
         for (j = 0; j < m_spacedim; ++j)
         {
             Vmath::Vadd(nPts, divVel, 1, derivativesO1[j][j], 1,
                         divVel, 1);
         }
 
         // Velocity divergence scaled by lambda * mu
         Vmath::Smul(nPts, lambda, divVel, 1, divVel, 1);
         Vmath::Vmul(nPts, mu,  1, divVel, 1, divVel, 1);
 
         // Viscous flux vector for the rho equation = 0
         for (i = 0; i < m_spacedim; ++i)
         {
             Vmath::Zero(nPts, viscousTensor[i][0], 1);
         }
 
         // Viscous stress tensor (for the momentum equations)
         for (i = 0; i < m_spacedim; ++i)
         {
             for (j = i; j < m_spacedim; ++j)
             {
                 Vmath::Vadd(nPts, derivativesO1[i][j], 1,
                                   derivativesO1[j][i], 1,
                                   viscousTensor[i][j+1], 1);
 
                 Vmath::Vmul(nPts, mu, 1,
                                   viscousTensor[i][j+1], 1,
                                   viscousTensor[i][j+1], 1);
 
                 if (i == j)
                 {
                     // Add divergence term to diagonal
                     Vmath::Vadd(nPts, viscousTensor[i][j+1], 1,
                                   divVel, 1,
                                   viscousTensor[i][j+1], 1);
                 }
                 else
                 {
                     // Copy to make symmetric
                     Vmath::Vcopy(nPts, viscousTensor[i][j+1], 1,
                                        viscousTensor[j][i+1], 1);
                 }
             }
         }
 
         // Terms for the energy equation
         for (i = 0; i < m_spacedim; ++i)
         {
             Vmath::Zero(nPts, viscousTensor[i][m_spacedim+1], 1);
             // u_j * tau_ij
             for (j = 0; j < m_spacedim; ++j)
             {
                 Vmath::Vvtvp(nPts, physfield[j], 1,
                                viscousTensor[i][j+1], 1,
                                viscousTensor[i][m_spacedim+1], 1,
                                viscousTensor[i][m_spacedim+1], 1);
             }
             // Add k*T_i
             Vmath::Vvtvp(nPts, thermalConductivity, 1,
                                derivativesO1[i][m_spacedim], 1,
                                viscousTensor[i][m_spacedim+1], 1,
                                viscousTensor[i][m_spacedim+1], 1);
         }
     }

void Nektar::NavierStokesCFE::GetViscousFluxVectorDeAlias	(	const Array< OneD, Array< OneD, NekDouble > > &	physfield,
		Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &	derivativesO1,
		Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &	viscousTensor
	)

protected

Return the flux vector for the LDG diffusion problem.

Todo:: Complete the viscous flux vector

Definition at line 266 of file NavierStokesCFE.cpp.

References Vmath::Fill(), Nektar::CompressibleFlowSystem::m_Cp, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::CompressibleFlowSystem::m_mu, Nektar::CompressibleFlowSystem::m_Prandtl, Nektar::SolverUtils::EquationSystem::m_spacedim, Nektar::CompressibleFlowSystem::m_thermalConductivity, Nektar::CompressibleFlowSystem::m_varConv, Nektar::CompressibleFlowSystem::m_ViscosityType, Vmath::Smul(), Vmath::Vadd(), Vmath::Vmul(), Vmath::Vvtvp(), and Vmath::Zero().

Referenced by v_InitObject().

     {
         int i, j;
         int nVariables = m_fields.num_elements();
         // Factor to rescale 1d points in dealiasing.
         NekDouble OneDptscale = 2;
         // Get number of points to dealias a cubic non-linearity
         int nPts      = m_fields[0]->Get1DScaledTotPoints(OneDptscale);
         int nPts_orig = physfield[0].num_elements();
 
         // Stokes hypothesis
         const NekDouble lambda = -2.0/3.0;
 
         // Auxiliary variables
         Array<OneD, NekDouble > mu                 (nPts, 0.0);
         Array<OneD, NekDouble > thermalConductivity(nPts, 0.0);
         Array<OneD, NekDouble > divVel             (nPts, 0.0);
 
         // Variable viscosity through the Sutherland's law
         if (m_ViscosityType == "Variable")
         {
             m_varConv->GetDynamicViscosity(physfield[nVariables-2], mu);
             NekDouble tRa = m_Cp / m_Prandtl;
             Vmath::Smul(nPts, tRa, mu, 1, thermalConductivity, 1);
         }
         else
         {
             Vmath::Fill(nPts, m_mu, mu, 1);
             Vmath::Fill(nPts, m_thermalConductivity,
                         thermalConductivity, 1);
         }
 
         // Interpolate inputs and initialise interpolated output
         Array<OneD, Array<OneD, NekDouble> > vel_interp(m_spacedim);
         Array<OneD, Array<OneD, Array<OneD, NekDouble> > >
                                              deriv_interp(m_spacedim);
         Array<OneD, Array<OneD, Array<OneD, NekDouble> > >
                                              out_interp(m_spacedim);
         for (i = 0; i < m_spacedim; ++i)
         {
             // Interpolate velocity
             vel_interp[i]   = Array<OneD, NekDouble> (nPts);
             m_fields[0]->PhysInterp1DScaled(
                 OneDptscale, physfield[i], vel_interp[i]);
 
             // Interpolate derivatives
             deriv_interp[i] = Array<OneD,Array<OneD,NekDouble> > (m_spacedim+1);
             for (j = 0; j < m_spacedim+1; ++j)
             {
                 deriv_interp[i][j] = Array<OneD, NekDouble> (nPts);
                 m_fields[0]->PhysInterp1DScaled(
                     OneDptscale, derivativesO1[i][j], deriv_interp[i][j]);
             }
 
             // Output (start from j=1 since flux is zero for rho)
             out_interp[i] = Array<OneD,Array<OneD,NekDouble> > (m_spacedim+2);
             for (j = 1; j < m_spacedim+2; ++j)
             {
                 out_interp[i][j] = Array<OneD, NekDouble> (nPts);
             }
         }
 
         // Velocity divergence
         for (j = 0; j < m_spacedim; ++j)
         {
             Vmath::Vadd(nPts, divVel, 1, deriv_interp[j][j], 1,
                         divVel, 1);
         }
 
         // Velocity divergence scaled by lambda * mu
         Vmath::Smul(nPts, lambda, divVel, 1, divVel, 1);
         Vmath::Vmul(nPts, mu,  1, divVel, 1, divVel, 1);
 
         // Viscous flux vector for the rho equation = 0 (no need to dealias)
         for (i = 0; i < m_spacedim; ++i)
         {
             Vmath::Zero(nPts_orig, viscousTensor[i][0], 1);
         }
 
         // Viscous stress tensor (for the momentum equations)
         for (i = 0; i < m_spacedim; ++i)
         {
             for (j = i; j < m_spacedim; ++j)
             {
                 Vmath::Vadd(nPts, deriv_interp[i][j], 1,
                                   deriv_interp[j][i], 1,
                                   out_interp[i][j+1], 1);
 
                 Vmath::Vmul(nPts, mu, 1,
                                   out_interp[i][j+1], 1,
                                   out_interp[i][j+1], 1);
 
                 if (i == j)
                 {
                     // Add divergence term to diagonal
                     Vmath::Vadd(nPts, out_interp[i][j+1], 1,
                                   divVel, 1,
                                   out_interp[i][j+1], 1);
                 }
                 else
                 {
                     // Make symmetric
                     out_interp[j][i+1] = out_interp[i][j+1];
                 }
             }
         }
 
         // Terms for the energy equation
         for (i = 0; i < m_spacedim; ++i)
         {
             Vmath::Zero(nPts, out_interp[i][m_spacedim+1], 1);
             // u_j * tau_ij
             for (j = 0; j < m_spacedim; ++j)
             {
                 Vmath::Vvtvp(nPts, vel_interp[j], 1,
                                out_interp[i][j+1], 1,
                                out_interp[i][m_spacedim+1], 1,
                                out_interp[i][m_spacedim+1], 1);
             }
             // Add k*T_i
             Vmath::Vvtvp(nPts, thermalConductivity, 1,
                                deriv_interp[i][m_spacedim], 1,
                                out_interp[i][m_spacedim+1], 1,
                                out_interp[i][m_spacedim+1], 1);
         }
 
         // Project to original space
         for (i = 0; i < m_spacedim; ++i)
         {
             for (j = 1; j < m_spacedim+2; ++j)
             {
                 m_fields[0]->PhysGalerkinProjection1DScaled(
                     OneDptscale,
                     out_interp[i][j],
                     viscousTensor[i][j]);
             }
         }
     }

void Nektar::NavierStokesCFE::v_DoDiffusion	(	const Array< OneD, const Array< OneD, NekDouble > > &	inarray,
		Array< OneD, Array< OneD, NekDouble > > &	outarray,
		const Array< OneD, Array< OneD, NekDouble > > &	pFwd,
		const Array< OneD, Array< OneD, NekDouble > > &	pBwd
	)

protectedvirtual

Reimplemented from Nektar::CompressibleFlowSystem.

Definition at line 87 of file NavierStokesCFE.cpp.

References Nektar::SolverUtils::EquationSystem::GetNpoints(), Nektar::SolverUtils::EquationSystem::GetTraceTotPoints(), Nektar::CompressibleFlowSystem::m_diffusion, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::CompressibleFlowSystem::m_varConv, Nektar::NullNekDoubleArrayofArray, and Vmath::Vadd().

     {
         int i;
         int nvariables = inarray.num_elements();
         int npoints    = GetNpoints();
         int nTracePts  = GetTraceTotPoints();
 
         Array<OneD, Array<OneD, NekDouble> > outarrayDiff(nvariables);
 
         Array<OneD, Array<OneD, NekDouble> > inarrayDiff(nvariables-1);
         Array<OneD, Array<OneD, NekDouble> > inFwd(nvariables-1);
         Array<OneD, Array<OneD, NekDouble> > inBwd(nvariables-1);
 
         for (i = 0; i < nvariables; ++i)
         {
             outarrayDiff[i] = Array<OneD, NekDouble>(npoints);
         }
 
         for (i = 0; i < nvariables-1; ++i)
         {
             inarrayDiff[i] = Array<OneD, NekDouble>(npoints);
             inFwd[i]       = Array<OneD, NekDouble>(nTracePts);
             inBwd[i]       = Array<OneD, NekDouble>(nTracePts);
         }
 
         // Extract pressure
         //    (use inarrayDiff[0] as a temporary storage for the pressure)
         m_varConv->GetPressure(inarray, inarrayDiff[0]);
 
         // Extract temperature
         m_varConv->GetTemperature(inarray, inarrayDiff[0],
                 inarrayDiff[nvariables-2]);
 
         // Extract velocities
         m_varConv->GetVelocityVector(inarray, inarrayDiff);
 
         // Repeat calculation for trace space
         if (pFwd == NullNekDoubleArrayofArray || 
             pBwd == NullNekDoubleArrayofArray)
         {
             inFwd = NullNekDoubleArrayofArray;
             inBwd = NullNekDoubleArrayofArray;
         }
         else
         {
             m_varConv->GetPressure(pFwd,    inFwd[0]);
             m_varConv->GetPressure(pBwd,    inBwd[0]);
 
             m_varConv->GetTemperature(pFwd,    inFwd[0],
                 inFwd[nvariables-2]);
             m_varConv->GetTemperature(pBwd,    inBwd[0],
                 inBwd[nvariables-2]);
 
             m_varConv->GetVelocityVector(pFwd, inFwd);
             m_varConv->GetVelocityVector(pBwd, inBwd);
         }
 
         // Diffusion term in physical rhs form
         m_diffusion->Diffuse(nvariables, m_fields, inarrayDiff, outarrayDiff,
                              inFwd, inBwd);
 
         for (i = 0; i < nvariables; ++i)
         {
             Vmath::Vadd(npoints,
                         outarrayDiff[i], 1,
                         outarray[i], 1,
                         outarray[i], 1);
         }
     }

void Nektar::NavierStokesCFE::v_InitObject ( )

protectedvirtual

Initialization object for CompressibleFlowSystem class.

Reimplemented from Nektar::CompressibleFlowSystem.

Definition at line 61 of file NavierStokesCFE.cpp.

References Nektar::LibUtilities::NekFactory< tKey, tBase, >::CreateInstance(), Nektar::SolverUtils::GetDiffusionFactory(), GetViscousFluxVector(), GetViscousFluxVectorDeAlias(), Nektar::CompressibleFlowSystem::m_diffusion, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::SolverUtils::EquationSystem::m_session, Nektar::SolverUtils::EquationSystem::m_specHP_dealiasing, and Nektar::CompressibleFlowSystem::v_InitObject().

     {
         CompressibleFlowSystem::v_InitObject();
 
         string diffName;
         m_session->LoadSolverInfo("DiffusionType", diffName, "LDGNS");
 
         m_diffusion = SolverUtils::GetDiffusionFactory()
                                     .CreateInstance(diffName, diffName);
 
         if (m_specHP_dealiasing)
         {
             m_diffusion->SetFluxVectorNS(
                 &NavierStokesCFE::GetViscousFluxVectorDeAlias,
                 this);
         }
         else
         {
             m_diffusion->SetFluxVectorNS(&NavierStokesCFE::
                                           GetViscousFluxVector, this);
         }
 
         // Concluding initialisation of diffusion operator
         m_diffusion->InitObject         (m_session, m_fields);
     }

Friends And Related Function Documentation

friend class MemoryManager< NavierStokesCFE >

friend

Definition at line 50 of file NavierStokesCFE.h.

Member Data Documentation

string Nektar::NavierStokesCFE::className

static

Initial value:

=
        SolverUtils::GetEquationSystemFactory().RegisterCreatorFunction(
            "NavierStokesCFE", NavierStokesCFE::create,
            "NavierStokes equations in conservative variables.")

Definition at line 62 of file NavierStokesCFE.h.

Public Member Functions

Static Public Member Functions

Static Public Attributes

Protected Member Functions

Friends

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation