KratosMultiphysics
KRATOS Multiphysics (Kratos) is a framework for building parallel, multi-disciplinary simulation software, aiming at modularity, extensibility, and high performance. Kratos is written in C++, and counts with an extensive Python interface.
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#include <two_step_v_p_strategy.h>
Public Member Functions | |
Life Cycle | |
TwoStepVPStrategy (ModelPart &rModelPart, typename TLinearSolver::Pointer pVelocityLinearSolver, typename TLinearSolver::Pointer pPressureLinearSolver, bool ReformDofSet=true, double VelTol=0.0001, double PresTol=0.0001, int MaxPressureIterations=1, unsigned int TimeOrder=2, unsigned int DomainSize=2) | |
virtual | ~TwoStepVPStrategy () |
Destructor. More... | |
int | Check () override |
Function to perform expensive checks. More... | |
void | SetTimeCoefficients (ProcessInfo &rCurrentProcessInfo) |
bool | SolveSolutionStep () override |
Solves the current step. This function returns true if a solution has been found, false otherwise. More... | |
void | FinalizeSolutionStep () override |
Performs all the required operations that should be done (for each step) after solving the solution step. More... | |
void | InitializeSolutionStep () override |
Performs all the required operations that should be done (for each step) before solving the solution step. More... | |
void | UpdateStressStrain () override |
void | Clear () override |
Clears the internal storage. More... | |
Access | |
void | SetEchoLevel (int Level) override |
This sets the level of echo for the solving strategy. More... | |
Input and output | |
std::string | Info () const override |
Turn back information as a string. More... | |
void | PrintInfo (std::ostream &rOStream) const override |
Print information about this object. More... | |
void | PrintData (std::ostream &rOStream) const override |
Print object's data. More... | |
Public Member Functions inherited from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver > | |
VPStrategy (ModelPart &rModelPart, SolverSettingsType &rSolverConfig) | |
VPStrategy (ModelPart &rModelPart, typename TLinearSolver::Pointer pVelocityLinearSolver, typename TLinearSolver::Pointer pPressureLinearSolver, bool ReformDofSet=true, unsigned int DomainSize=2) | |
virtual | ~VPStrategy () |
Destructor. More... | |
void | UpdateTopology (ModelPart &rModelPart, unsigned int echoLevel) |
void | SetBlockedAndIsolatedFlags () |
void | CalculatePressureVelocity () |
void | CalculatePressureAcceleration () |
virtual void | CalculateTemporalVariables () |
void | CalculateAccelerations () |
void | UpdateAccelerations (array_1d< double, 3 > &CurrentAcceleration, const array_1d< double, 3 > &CurrentVelocity, array_1d< double, 3 > &PreviousAcceleration, const array_1d< double, 3 > &PreviousVelocity) |
virtual void | CalculateDisplacementsAndPorosity () |
std::string | Info () const override |
Turn back information as a string. More... | |
void | PrintInfo (std::ostream &rOStream) const override |
Print information about this object. More... | |
void | PrintData (std::ostream &rOStream) const override |
Print object's data. More... | |
KRATOS_CLASS_POINTER_DEFINITION (VPStrategy) | |
Public Member Functions inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace > | |
SolvingStrategy () | |
Default constructor. More... | |
SolvingStrategy (ModelPart &rModelPart, Parameters ThisParameters) | |
Default constructor. (with parameters) More... | |
SolvingStrategy (ModelPart &rModelPart, bool MoveMeshFlag=false) | |
Default constructor. More... | |
virtual | ~SolvingStrategy () |
KRATOS_CLASS_POINTER_DEFINITION (SolvingStrategy) | |
virtual ClassType::Pointer | Create (ModelPart &rModelPart, Parameters ThisParameters) const |
Create method. More... | |
virtual void | Predict () |
Operation to predict the solution ... if it is not called a trivial predictor is used in which the values of the solution step of interest are assumed equal to the old values. More... | |
virtual void | Initialize () |
Initialization of member variables and prior operations. More... | |
virtual double | Solve () |
The problem of interest is solved. More... | |
virtual bool | IsConverged () |
This should be considered as a "post solution" convergence check which is useful for coupled analysis. More... | |
virtual void | CalculateOutputData () |
This operations should be called before printing the results when non trivial results (e.g. stresses) need to be calculated given the solution of the step. More... | |
int | GetEchoLevel () |
This returns the level of echo for the solving strategy. More... | |
void | SetMoveMeshFlag (bool Flag) |
This function sets the flag that says if the mesh is moved. More... | |
bool | MoveMeshFlag () |
This function returns the flag that says if the mesh is moved. More... | |
bool | GetMoveMeshFlag () |
This function returns the flag that says if the mesh is moved. More... | |
virtual void | SetRebuildLevel (int Level) |
Set the Rebuild Level value This functions sets the rebuild level of the strategy It is only intended to be used in implicit strategies. More... | |
virtual int | GetRebuildLevel () const |
Get the Rebuild Level value This function returns the rebuild level of the strategy It is only intended to be used in implicit strategies. More... | |
virtual void | MoveMesh () |
This function is designed to move the mesh. More... | |
ModelPart & | GetModelPart () |
Operations to get the pointer to the model. More... | |
const ModelPart & | GetModelPart () const |
Operations to get the pointer to the model. More... | |
virtual double | GetResidualNorm () |
Operations to get the residual norm. More... | |
virtual Parameters | GetDefaultParameters () const |
This method provides the defaults parameters to avoid conflicts between the different constructors. More... | |
virtual TSystemMatrixType & | GetSystemMatrix () |
This method returns the LHS matrix. More... | |
virtual TSystemVectorType & | GetSystemVector () |
This method returns the RHS vector. More... | |
virtual TSystemVectorType & | GetSolutionVector () |
This method returns the solution vector. More... | |
Protected Member Functions | |
Protected Operations | |
bool | SolveMomentumIteration (unsigned int it, unsigned int maxIt, bool &fixedTimeStep, double &velocityNorm) override |
Calculate the coefficients for time iteration. More... | |
bool | SolveContinuityIteration (unsigned int it, unsigned int maxIt, double &NormP) override |
bool | CheckVelocityConvergence (const double NormDv, double &errorNormDv) override |
bool | CheckPressureConvergence (const double NormDp, double &errorNormDp, double &NormP) override |
bool | FixTimeStepMomentum (const double DvErrorNorm, bool &fixedTimeStep) override |
bool | CheckMomentumConvergence (const double DvErrorNorm, bool &fixedTimeStep) override |
bool | FixTimeStepContinuity (const double DvErrorNorm, bool &fixedTimeStep) override |
bool | CheckContinuityConvergence (const double DvErrorNorm, bool &fixedTimeStep) override |
Un accessible methods | |
TwoStepVPStrategy & | operator= (TwoStepVPStrategy const &rOther) |
Assignment operator. More... | |
TwoStepVPStrategy (TwoStepVPStrategy const &rOther) | |
Copy constructor. More... | |
Protected Member Functions inherited from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver > | |
void | ComputeErrorL2Norm (double tensilStressSign) |
void | ComputeErrorL2NormCasePoiseuille () |
double | ComputeVelocityNorm () |
double | ComputePressureNorm () |
virtual void | InitializeStrategy (SolverSettingsType &rSolverConfig) |
VPStrategy & | operator= (VPStrategy const &rOther) |
Assignment operator. More... | |
VPStrategy (VPStrategy const &rOther) | |
Copy constructor. More... | |
Protected Member Functions inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace > | |
virtual Parameters | ValidateAndAssignParameters (Parameters ThisParameters, const Parameters DefaultParameters) const |
This method validate and assign default parameters. More... | |
virtual void | AssignSettings (const Parameters ThisParameters) |
This method assigns settings to member variables. More... | |
Protected Attributes | |
Member Variables | |
double | mVelocityTolerance |
double | mPressureTolerance |
unsigned int | mMaxPressureIter |
unsigned int | mDomainSize |
unsigned int | mTimeOrder |
bool | mReformDofSet |
StrategyPointerType | mpMomentumStrategy |
Scheme for the solution of the momentum equation. More... | |
StrategyPointerType | mpPressureStrategy |
Scheme for the solution of the mass equation. More... | |
Protected Attributes inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace > | |
int | mEchoLevel |
Type Definitions | |
typedef VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver > | BaseType |
typedef BaseType::TDataType | TDataType |
typedef BaseType::DofsArrayType | DofsArrayType |
typedef BaseType::TSystemMatrixType | TSystemMatrixType |
typedef BaseType::TSystemVectorType | TSystemVectorType |
typedef BaseType::LocalSystemVectorType | LocalSystemVectorType |
typedef BaseType::LocalSystemMatrixType | LocalSystemMatrixType |
typedef ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::Pointer | StrategyPointerType |
typedef TwoStepVPSolverSettings< TSparseSpace, TDenseSpace, TLinearSolver > | SolverSettingsType |
KRATOS_CLASS_POINTER_DEFINITION (TwoStepVPStrategy) | |
Additional Inherited Members | |
Public Types inherited from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver > | |
typedef SolvingStrategy< TSparseSpace, TDenseSpace > | BaseType |
typedef TwoStepVPSolverSettings< TSparseSpace, TDenseSpace, TLinearSolver > | SolverSettingsType |
Public Types inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace > | |
typedef TSparseSpace::DataType | TDataType |
typedef TSparseSpace::MatrixType | TSystemMatrixType |
typedef TSparseSpace::VectorType | TSystemVectorType |
typedef TSparseSpace::MatrixPointerType | TSystemMatrixPointerType |
typedef TSparseSpace::VectorPointerType | TSystemVectorPointerType |
typedef TDenseSpace::MatrixType | LocalSystemMatrixType |
typedef TDenseSpace::VectorType | LocalSystemVectorType |
typedef SolvingStrategy< TSparseSpace, TDenseSpace > | ClassType |
typedef ModelPart::DofType | TDofType |
typedef ModelPart::DofsArrayType | DofsArrayType |
typedef ModelPart::NodesContainerType | NodesArrayType |
typedef ModelPart::ElementsContainerType | ElementsArrayType |
typedef ModelPart::ConditionsContainerType | ConditionsArrayType |
Static Public Member Functions inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace > | |
static std::string | Name () |
Returns the name of the class as used in the settings (snake_case format) More... | |
typedef VPStrategy<TSparseSpace, TDenseSpace, TLinearSolver> Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::BaseType |
typedef BaseType::DofsArrayType Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::DofsArrayType |
typedef BaseType::LocalSystemMatrixType Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::LocalSystemMatrixType |
typedef BaseType::LocalSystemVectorType Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::LocalSystemVectorType |
typedef TwoStepVPSolverSettings<TSparseSpace, TDenseSpace, TLinearSolver> Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SolverSettingsType |
typedef ImplicitSolvingStrategy<TSparseSpace, TDenseSpace, TLinearSolver>::Pointer Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::StrategyPointerType |
typedef BaseType::TDataType Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::TDataType |
typedef BaseType::TSystemMatrixType Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::TSystemMatrixType |
typedef BaseType::TSystemVectorType Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::TSystemVectorType |
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inlinevirtual |
Destructor.
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inlineprotected |
Copy constructor.
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inlineoverridevirtual |
Function to perform expensive checks.
It is designed to be called ONCE to verify that the input is correct.
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverrideprotectedvirtual |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverrideprotectedvirtual |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverrideprotectedvirtual |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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Clears the internal storage.
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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Performs all the required operations that should be done (for each step) after solving the solution step.
A member variable should be used as a flag to make sure this function is called only once per step.
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverrideprotectedvirtual |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverrideprotectedvirtual |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverridevirtual |
Turn back information as a string.
Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.
Reimplemented in Kratos::TwoStepVPThermalStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverridevirtual |
Performs all the required operations that should be done (for each step) before solving the solution step.
A member variable should be used as a flag to make sure this function is called only once per step.
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
Kratos::TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::KRATOS_CLASS_POINTER_DEFINITION | ( | TwoStepVPStrategy< TSparseSpace, TDenseSpace, TLinearSolver > | ) |
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inlineprotected |
Assignment operator.
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inlineoverridevirtual |
Print object's data.
Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.
Reimplemented in Kratos::TwoStepVPThermalStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverridevirtual |
Print information about this object.
Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.
Reimplemented in Kratos::TwoStepVPThermalStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverridevirtual |
This sets the level of echo for the solving strategy.
Level | of echo for the solving strategy |
{ 0 -> Mute... no echo at all 1 -> Printing time and basic information 2 -> Printing linear solver data 3 -> Print of debug information: Echo of stiffness matrix, Dx, b... }
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
Reimplemented in Kratos::TwoStepVPThermalStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverrideprotectedvirtual |
Calculate the coefficients for time iteration.
rCurrentProcessInfo | ProcessInfo instance from the fluid ModelPart. Must contain DELTA_TIME variables. |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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Solves the current step. This function returns true if a solution has been found, false otherwise.
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
Reimplemented in Kratos::TwoStepVPThermalStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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inlineoverridevirtual |
Reimplemented from Kratos::VPStrategy< TSparseSpace, TDenseSpace, TLinearSolver >.
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Scheme for the solution of the momentum equation.
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Scheme for the solution of the mass equation.
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