Nektar++
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#include <UnsteadyAdvectionDiffusion.h>
Public Member Functions | |
virtual | ~UnsteadyAdvectionDiffusion () |
Destructor. More... | |
Public Member Functions inherited from Nektar::SolverUtils::AdvectionSystem | |
SOLVER_UTILS_EXPORT | AdvectionSystem (const LibUtilities::SessionReaderSharedPtr &pSession) |
virtual SOLVER_UTILS_EXPORT | ~AdvectionSystem () |
AdvectionSharedPtr | GetAdvObject () |
Returns the advection object held by this instance. 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 . More... | |
SOLVER_UTILS_EXPORT void | WeakAdvectionDivergenceForm (const Array< OneD, Array< OneD, NekDouble > > &F, Array< OneD, NekDouble > &outarray) |
Compute the inner product . 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 . 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) |
Creates an instance of this class. More... | |
Static Public Attributes | |
static std::string | className |
Name of class. More... | |
Protected Member Functions | |
UnsteadyAdvectionDiffusion (const LibUtilities::SessionReaderSharedPtr &pSession) | |
Session reader. More... | |
void | GetFluxVectorAdv (const Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, Array< OneD, NekDouble > > > &flux) |
Evaluate the flux at each solution point for the advection part. More... | |
void | GetFluxVectorDiff (const int i, const int j, const Array< OneD, Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &derivatives, Array< OneD, Array< OneD, NekDouble > > &flux) |
Evaluate the flux at each solution point for the diffusion part. More... | |
virtual void | DoOdeRhs (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time) |
Compute the RHS. More... | |
void | DoOdeProjection (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time) |
Perform the projection. More... | |
virtual void | DoImplicitSolve (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, NekDouble time, NekDouble lambda) |
Solve implicitly the diffusion term. More... | |
Array< OneD, NekDouble > & | GetNormalVelocity () |
Get the normal velocity based on m_velocity. More... | |
Array< OneD, NekDouble > & | GetNormalVel (const Array< OneD, const Array< OneD, NekDouble > > &velfield) |
Get the normal velocity based on input velfield. More... | |
virtual void | v_InitObject () |
Initialise the object. More... | |
virtual void | v_GenerateSummary (SolverUtils::SummaryList &s) |
Print Summary. More... | |
virtual bool | v_PreIntegrate (int step) |
PreIntegration step for substepping. More... | |
void | SubStepAdvance (const LibUtilities::TimeIntegrationSolutionSharedPtr &integrationSoln, int nstep, NekDouble time) |
NekDouble | GetSubstepTimeStep () |
void | SetUpSubSteppingTimeIntegration (int intMethod, const LibUtilities::TimeIntegrationWrapperSharedPtr &IntegrationScheme) |
void | SubStepAdvection (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time) |
void | SubStepProjection (const Array< OneD, const Array< OneD, NekDouble > > &inarray, Array< OneD, Array< OneD, NekDouble > > &outarray, const NekDouble time) |
void | AddAdvectionPenaltyFlux (const Array< OneD, const Array< OneD, NekDouble > > &velfield, const Array< OneD, const Array< OneD, NekDouble > > &physfield, Array< OneD, Array< OneD, NekDouble > > &Outarray) |
Array< OneD, NekDouble > | GetMaxStdVelocity (const Array< OneD, Array< OneD, NekDouble > > inarray) |
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_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 NekDouble | v_GetTimeStep (const Array< OneD, const Array< OneD, NekDouble > > &inarray) |
Return the timestep to be used for the next step in the time-marching loop. More... | |
virtual SOLVER_UTILS_EXPORT bool | v_PostIntegrate (int step) |
virtual SOLVER_UTILS_EXPORT bool | v_SteadyStateCheck (int step) |
SOLVER_UTILS_EXPORT void | CheckForRestartTime (NekDouble &time) |
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_SetInitialConditions (NekDouble initialtime=0.0, bool dumpInitialConditions=true, const int domain=0) |
virtual SOLVER_UTILS_EXPORT void | v_EvaluateExactSolution (unsigned int field, Array< OneD, NekDouble > &outfield, const NekDouble time) |
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) |
virtual SOLVER_UTILS_EXPORT void | v_ExtraFldOutput (std::vector< Array< OneD, NekDouble > > &fieldcoeffs, std::vector< std::string > &variables) |
Protected Attributes | |
bool | m_subSteppingScheme |
bool | m_useSpecVanVisc |
NekDouble | m_sVVCutoffRatio |
NekDouble | m_sVVDiffCoeff |
SolverUtils::RiemannSolverSharedPtr | m_riemannSolver |
SolverUtils::DiffusionSharedPtr | m_diffusion |
Array< OneD, Array< OneD, NekDouble > > | m_velocity |
Array< OneD, NekDouble > | m_traceVn |
int | m_planeNumber |
LibUtilities::TimeIntegrationWrapperSharedPtr | m_subStepIntegrationScheme |
LibUtilities::TimeIntegrationSchemeOperators | m_subStepIntegrationOps |
int | m_intSteps |
NekDouble | m_cflSafetyFactor |
int | m_infosteps |
int | m_minsubsteps |
Protected Attributes inherited from Nektar::SolverUtils::AdvectionSystem | |
SolverUtils::AdvectionSharedPtr | m_advObject |
Advection term. More... | |
Protected Attributes inherited from Nektar::SolverUtils::UnsteadySystem | |
int | m_infosteps |
Number of time steps between outputting status information. More... | |
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, Array < OneD, Array< OneD, float > > > | m_interpWeights |
Map of the interpolation weights for a specific filename. More... | |
std::map< std::string, Array < OneD, Array< OneD, unsigned int > > > | m_interpInds |
Map of the interpolation indices for a specific filename. More... | |
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... | |
std::set< std::string > | m_loadedFields |
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... | |
Private Attributes | |
NekDouble | m_waveFreq |
NekDouble | m_epsilon |
Friends | |
class | MemoryManager< UnsteadyAdvectionDiffusion > |
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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... | |
Definition at line 46 of file UnsteadyAdvectionDiffusion.h.
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Destructor.
Unsteady linear advection diffusion equation destructor.
Definition at line 196 of file UnsteadyAdvectionDiffusion.cpp.
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Session reader.
Definition at line 49 of file UnsteadyAdvectionDiffusion.cpp.
References m_planeNumber.
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Number of trace points
Forward state array
Backward state array
upwind numerical flux state array
Normal velocity array
Extract forwards/backwards trace spaces Note: Needs to have correct i value to get boundary conditions
Upwind between elements
Construct difference between numflux and Fwd,Bwd
Calculate the numerical fluxes multipling Fwd, Bwd and numflux by the normal advection velocity
Definition at line 655 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL1, GetNormalVel(), Nektar::SolverUtils::EquationSystem::m_fields, Vmath::Vmul(), and Vmath::Vsub().
Referenced by SubStepAdvection().
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Creates an instance of this class.
Definition at line 52 of file UnsteadyAdvectionDiffusion.h.
References Nektar::MemoryManager< DataType >::AllocateSharedPtr().
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Solve implicitly the diffusion term.
Definition at line 345 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::StdRegions::eFactorLambda, Nektar::StdRegions::eFactorSVVCutoffRatio, Nektar::StdRegions::eFactorSVVDiffCoeff, m_epsilon, Nektar::SolverUtils::EquationSystem::m_fields, m_sVVCutoffRatio, m_sVVDiffCoeff, m_useSpecVanVisc, Nektar::NullFlagList, Nektar::SolverUtils::EquationSystem::SetBoundaryConditions(), and Vmath::Smul().
Referenced by v_InitObject().
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Perform the projection.
Compute the projection for the unsteady advection diffusion problem.
inarray | Given fields. |
outarray | Calculated solution. |
time | Time. |
Definition at line 296 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL0, Nektar::MultiRegions::eDiscontinuous, Nektar::MultiRegions::eGalerkin, Nektar::MultiRegions::eMixed_CG_Discontinuous, Nektar::SolverUtils::EquationSystem::GetNcoeffs(), Nektar::SolverUtils::EquationSystem::GetNpoints(), Nektar::SolverUtils::EquationSystem::m_fields, Nektar::SolverUtils::EquationSystem::m_projectionType, Nektar::SolverUtils::EquationSystem::SetBoundaryConditions(), and Vmath::Vcopy().
Referenced by v_InitObject().
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Compute the RHS.
Compute the right-hand side for the unsteady linear advection diffusion problem.
inarray | Given fields. |
outarray | Calculated solution. |
time | Time. |
Definition at line 246 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::MultiRegions::eDiscontinuous, Nektar::SolverUtils::EquationSystem::GetNpoints(), Nektar::SolverUtils::AdvectionSystem::m_advObject, m_diffusion, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::SolverUtils::EquationSystem::m_projectionType, m_velocity, Vmath::Neg(), and Vmath::Vadd().
Referenced by v_InitObject().
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Evaluate the flux at each solution point for the advection part.
Return the flux vector for the advection part.
physfield | Fields. |
flux | Resulting flux. |
Definition at line 401 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL1, Nektar::SolverUtils::EquationSystem::m_fields, m_velocity, and Vmath::Vmul().
Referenced by v_InitObject().
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Evaluate the flux at each solution point for the diffusion part.
Return the flux vector for the diffusion part.
i | Equation number. |
j | Spatial direction. |
physfield | Fields. |
derivatives | First order derivatives. |
flux | Resulting flux. |
Definition at line 429 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::SolverUtils::EquationSystem::GetNpoints(), Vmath::Vcopy(), and Vmath::Zero().
Referenced by v_InitObject().
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Definition at line 703 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL0, Nektar::SpatialDomains::eDeformed, and Nektar::SolverUtils::EquationSystem::m_fields.
Referenced by GetSubstepTimeStep().
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Get the normal velocity based on input velfield.
Definition at line 210 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::SolverUtils::EquationSystem::GetTraceNpoints(), Nektar::SolverUtils::EquationSystem::m_fields, Nektar::SolverUtils::EquationSystem::m_traceNormals, m_traceVn, Vmath::Vvtvp(), and Vmath::Zero().
Referenced by AddAdvectionPenaltyFlux(), and GetNormalVelocity().
Get the normal velocity based on m_velocity.
Get the normal velocity for the unsteady linear advection diffusion equation.
Definition at line 204 of file UnsteadyAdvectionDiffusion.cpp.
References GetNormalVel(), and m_velocity.
Referenced by v_InitObject().
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Definition at line 529 of file UnsteadyAdvectionDiffusion.cpp.
References GetMaxStdVelocity(), m_cflSafetyFactor, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::SolverUtils::EquationSystem::m_session, m_velocity, Nektar::LibUtilities::ReduceMin, and Vmath::Vmin().
Referenced by SubStepAdvance().
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Definition at line 556 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL0, Nektar::LibUtilities::NekFactory< tKey, tBase, >::CreateInstance(), Nektar::LibUtilities::TimeIntegrationSchemeOperators::DefineOdeRhs(), Nektar::LibUtilities::TimeIntegrationSchemeOperators::DefineProjection(), Nektar::LibUtilities::eBackwardEuler, Nektar::LibUtilities::eBDFImplicitOrder1, Nektar::LibUtilities::eBDFImplicitOrder2, Nektar::LibUtilities::GetTimeIntegrationWrapperFactory(), m_intSteps, m_subStepIntegrationOps, m_subStepIntegrationScheme, SubStepAdvection(), and SubStepProjection().
Referenced by v_InitObject().
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Definition at line 467 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::SolverUtils::EquationSystem::GetExpSize(), GetSubstepTimeStep(), m_cflSafetyFactor, Nektar::SolverUtils::EquationSystem::m_fields, m_infosteps, m_intSteps, m_minsubsteps, Nektar::SolverUtils::EquationSystem::m_session, m_subStepIntegrationOps, m_subStepIntegrationScheme, and Nektar::SolverUtils::EquationSystem::m_timestep.
Referenced by v_PreIntegrate().
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Explicit Advection terms used by SubStepAdvance time integration
Get the number of coefficients
Define an auxiliary variable to compute the RHS
Operations to compute the RHS
Multiply the flux by the inverse of the mass matrix
Store in outarray the physical values of the RHS
Definition at line 590 of file UnsteadyAdvectionDiffusion.cpp.
References AddAdvectionPenaltyFlux(), Nektar::SolverUtils::AdvectionSystem::m_advObject, Nektar::SolverUtils::EquationSystem::m_fields, m_velocity, and Vmath::Neg().
Referenced by SetUpSubSteppingTimeIntegration().
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Projection used by SubStepAdvance time integration
Definition at line 642 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL1, and Vmath::Vcopy().
Referenced by SetUpSubSteppingTimeIntegration().
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Print Summary.
Reimplemented from Nektar::SolverUtils::UnsteadySystem.
Definition at line 443 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::SolverUtils::UnsteadySystem::v_GenerateSummary().
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Initialise the object.
Initialisation object for the unsteady linear advection diffusion equation.
Reimplemented from Nektar::SolverUtils::AdvectionSystem.
Definition at line 61 of file UnsteadyAdvectionDiffusion.cpp.
References ASSERTL0, Nektar::LibUtilities::TimeIntegrationSchemeOperators::DefineImplicitSolve(), Nektar::LibUtilities::TimeIntegrationSchemeOperators::DefineOdeRhs(), Nektar::LibUtilities::TimeIntegrationSchemeOperators::DefineProjection(), DoImplicitSolve(), DoOdeProjection(), DoOdeRhs(), Nektar::MultiRegions::eDiscontinuous, Nektar::MultiRegions::eGalerkin, Nektar::MultiRegions::eMixed_CG_Discontinuous, Nektar::SolverUtils::EquationSystem::EvaluateFunction(), Nektar::SolverUtils::GetAdvectionFactory(), Nektar::SolverUtils::GetDiffusionFactory(), GetFluxVectorAdv(), GetFluxVectorDiff(), GetNormalVelocity(), Nektar::SolverUtils::GetRiemannSolverFactory(), Nektar::SolverUtils::AdvectionSystem::m_advObject, m_diffusion, m_epsilon, Nektar::SolverUtils::UnsteadySystem::m_explicitDiffusion, Nektar::SolverUtils::EquationSystem::m_fields, Nektar::SolverUtils::UnsteadySystem::m_homoInitialFwd, Nektar::SolverUtils::UnsteadySystem::m_intScheme, Nektar::SolverUtils::UnsteadySystem::m_ode, Nektar::SolverUtils::EquationSystem::m_projectionType, m_riemannSolver, Nektar::SolverUtils::EquationSystem::m_session, Nektar::SolverUtils::EquationSystem::m_spacedim, m_subSteppingScheme, m_sVVCutoffRatio, m_sVVDiffCoeff, m_useSpecVanVisc, m_velocity, m_waveFreq, SetUpSubSteppingTimeIntegration(), and Nektar::SolverUtils::AdvectionSystem::v_InitObject().
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PreIntegration step for substepping.
Perform the extrapolation.
Reimplemented from Nektar::SolverUtils::UnsteadySystem.
Definition at line 453 of file UnsteadyAdvectionDiffusion.cpp.
References Nektar::SolverUtils::UnsteadySystem::m_intSoln, m_subSteppingScheme, Nektar::SolverUtils::EquationSystem::m_time, and SubStepAdvance().
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Definition at line 49 of file UnsteadyAdvectionDiffusion.h.
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Name of class.
Definition at line 61 of file UnsteadyAdvectionDiffusion.h.
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Definition at line 159 of file UnsteadyAdvectionDiffusion.h.
Referenced by GetSubstepTimeStep(), and SubStepAdvance().
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Definition at line 72 of file UnsteadyAdvectionDiffusion.h.
Referenced by DoOdeRhs(), and v_InitObject().
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Definition at line 165 of file UnsteadyAdvectionDiffusion.h.
Referenced by DoImplicitSolve(), and v_InitObject().
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Definition at line 160 of file UnsteadyAdvectionDiffusion.h.
Referenced by SubStepAdvance().
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Definition at line 157 of file UnsteadyAdvectionDiffusion.h.
Referenced by SetUpSubSteppingTimeIntegration(), and SubStepAdvance().
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Definition at line 161 of file UnsteadyAdvectionDiffusion.h.
Referenced by SubStepAdvance().
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Definition at line 78 of file UnsteadyAdvectionDiffusion.h.
Referenced by UnsteadyAdvectionDiffusion().
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Definition at line 71 of file UnsteadyAdvectionDiffusion.h.
Referenced by v_InitObject().
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Definition at line 155 of file UnsteadyAdvectionDiffusion.h.
Referenced by SetUpSubSteppingTimeIntegration(), and SubStepAdvance().
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Definition at line 154 of file UnsteadyAdvectionDiffusion.h.
Referenced by SetUpSubSteppingTimeIntegration(), and SubStepAdvance().
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Definition at line 67 of file UnsteadyAdvectionDiffusion.h.
Referenced by v_InitObject(), and v_PreIntegrate().
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Definition at line 69 of file UnsteadyAdvectionDiffusion.h.
Referenced by DoImplicitSolve(), and v_InitObject().
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Definition at line 70 of file UnsteadyAdvectionDiffusion.h.
Referenced by DoImplicitSolve(), and v_InitObject().
Definition at line 74 of file UnsteadyAdvectionDiffusion.h.
Referenced by GetNormalVel().
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Definition at line 68 of file UnsteadyAdvectionDiffusion.h.
Referenced by DoImplicitSolve(), and v_InitObject().
Definition at line 73 of file UnsteadyAdvectionDiffusion.h.
Referenced by DoOdeRhs(), GetFluxVectorAdv(), GetNormalVelocity(), GetSubstepTimeStep(), SubStepAdvection(), and v_InitObject().
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Definition at line 164 of file UnsteadyAdvectionDiffusion.h.
Referenced by v_InitObject().