Abstract class for Solid Mechanics Finite Element classes. More...

#include <Equa_Solid.h>

Inheritance diagram for Equa_Solid< NEN_, NEE_, NSN_, NSE_ >:

Public Member Functions
	Equa_Solid ()
	Default constructor.

virtual	~Equa_Solid ()
	Destructor.

virtual void	LMass (real_t coef=1)
	Add lumped mass contribution to left-hand side.

virtual void	Mass (real_t coef=1)
	Add consistent mass contribution to left-hand side.

virtual void	Deviator (real_t coef=1)
	Add deviator matrix to left-hand side taking into account time integration scheme, after multiplication by `coef` [Default: `1`].

virtual void	Dilatation (real_t coef=1)
	Add dilatation matrix to left-hand side taking into account time integration scheme, after multiplication by `coef` [Default: `1`].

virtual void	Stiffness (real_t coef=1)
	Add stiffness matrix to left-hand side taking into account time integration scheme, after multiplication by `coef` [Default: `1`].

void	setInput (EType opt, Vect< real_t > &u)
	Set specific input data to solid mechanics.

Public Member Functions inherited from Equation< NEN_, NEE_, NSN_, NSE_ >
	Equation ()

	Equation (Mesh &mesh)
	Constructor with mesh instance.

	Equation (Mesh &mesh, Vect< real_t > &u)
	Constructor with mesh instance and solution vector.

	Equation (Mesh &mesh, Vect< real_t > &u, real_t &init_time, real_t &final_time, real_t &time_step)
	Constructor with mesh instance, matrix and right-hand side.

	~Equation ()
	Destructor.

void	updateBC (const Element &el, const Vect< real_t > &bc)
	Update Right-Hand side by taking into account essential boundary conditions.

void	DiagBC (DOFSupport dof_type=NODE_DOF, int dof=0)
	Update element matrix to impose bc by diagonalization technique.

void	LocalNodeVector (Vect< real_t > &b)
	Localize element vector from a Vect instance.

void	ElementNodeVector (const Vect< real_t > &b, LocalVect< real_t, NEE_ > &be)
	Localize element vector from a Vect instance.

void	SideNodeVector (const Vect< real_t > &b, LocalVect< real_t, NSE_ > &bs)
	Localize side vector from a Vect instance.

void	SideSideVector (const Vect< real_t > &b, vector< real_t > &bs)
	Localize side vector from a Vect instance.

void	ElementNodeVectorSingleDOF (const Vect< real_t > &b, LocalVect< real_t, NEN_ > &be)
	Localize Element Vector from a Vect instance.

void	ElementNodeVector (const Vect< real_t > &b, LocalVect< real_t, NEN_ > &be, int dof)
	Localize Element Vector from a Vect instance.

void	ElementSideVector (const Vect< real_t > &b, LocalVect< real_t, NSE_ > &be)
	Localize Element Vector from a Vect instance.

void	ElementVector (const Vect< real_t > &b, DOFSupport dof_type=NODE_DOF, int flag=0)
	Localize element vector.

void	SideVector (const Vect< real_t > &b, vector< real_t > &sb)
	Localize side vector.

void	ElementNodeCoordinates ()
	Localize coordinates of element nodes.

void	SideNodeCoordinates ()
	Localize coordinates of side nodes.

void	ElementAssembly (Matrix< real_t > *A)
	Assemble element matrix into global one.

void	ElementAssembly (BMatrix< real_t > &A)
	Assemble element matrix into global one.

void	ElementAssembly (SkSMatrix< real_t > &A)
	Assemble element matrix into global one.

void	ElementAssembly (SkMatrix< real_t > &A)
	Assemble element matrix into global one.

void	ElementAssembly (SpMatrix< real_t > &A)
	Assemble element matrix into global one.

void	ElementAssembly (TrMatrix< real_t > &A)
	Assemble element matrix into global one.

void	DGElementAssembly (Matrix< real_t > *A)
	Assemble element matrix into global one for the Discontinuous Galerkin approximation.

void	DGElementAssembly (SkSMatrix< real_t > &A)
	Assemble element matrix into global one for the Discontinuous Galerkin approximation.

void	DGElementAssembly (SkMatrix< real_t > &A)
	Assemble element matrix into global one for the Discontinuous Galerkin approximation.

void	DGElementAssembly (SpMatrix< real_t > &A)
	Assemble element matrix into global one for the Discontinuous Galerkin approximation.

void	DGElementAssembly (TrMatrix< real_t > &A)
	Assemble element matrix into global one for the Discontinuous Galerkin approximation.

void	SideAssembly (Matrix< real_t > *A)
	Assemble side (edge or face) matrix into global one.

void	SideAssembly (SkSMatrix< real_t > &A)
	Assemble side (edge or face) matrix into global one.

void	SideAssembly (SkMatrix< real_t > &A)
	Assemble side (edge or face) matrix into global one.

void	SideAssembly (SpMatrix< real_t > &A)
	Assemble side (edge or face) matrix into global one.

void	ElementAssembly (Vect< real_t > &v)
	Assemble element vector into global one.

void	SideAssembly (Vect< real_t > &v)
	Assemble side (edge or face) vector into global one.

void	AxbAssembly (const Element &el, const Vect< real_t > &x, Vect< real_t > &b)
	Assemble product of element matrix by element vector into global vector.

void	AxbAssembly (const Side &sd, const Vect< real_t > &x, Vect< real_t > &b)
	Assemble product of side matrix by side vector into global vector.

size_t	getNbNodes () const
	Return number of element nodes.

size_t	getNbEq () const
	Return number of element equations.

real_t	setMaterialProperty (const string &exp, const string &prop)
	Define a material property by an algebraic expression.

Public Member Functions inherited from Equa
	Equa ()
	Default constructor.

virtual	~Equa ()
	Destructor.

void	setMesh (Mesh &m)
	Define mesh and renumber DOFs after removing imposed ones.

Mesh &	getMesh () const
	Return reference to Mesh instance.

LinearSolver &	getLinearSolver ()
	Return reference to linear solver instance.

Matrix< real_t > *	getMatrix () const
	Return pointer to matrix.

void	setSolver (Iteration ls, Preconditioner pc=IDENT_PREC)
	Choose solver for the linear system.

void	setMatrixType (int t)
	Choose type of matrix.

int	solveLinearSystem (Matrix< real_t > *A, Vect< real_t > &b, Vect< real_t > &x)
	Solve the linear system with given matrix and right-hand side.

int	solveLinearSystem (Vect< real_t > &b, Vect< real_t > &x)
	Solve the linear system with given right-hand side.

void	LinearSystemInfo ()
	Print info on linear system solver.

Protected Member Functions
void	Young (const real_t &E)
	Set (constant) Young modulus.

void	Poisson (const real_t &nu)
	Set (constant) Poisson ratio.

void	Density (const real_t &rho)
	Set (constant) density.

void	Young (const string &exp)
	Set Young modulus given by an algebraic expression.

void	Poisson (const string &exp)
	Set Poisson ratio given by an algebraic expression.

void	Density (const string &exp)
	Set density given by an algebraic expression.

void	setMaterial ()
	Set material properties.

Detailed Description

template<size_t NEN_, size_t NEE_, size_t NSN_, size_t NSE_>
class OFELI::Equa_Solid< NEN_, NEE_, NSN_, NSE_ >

Abstract class for Solid Mechanics Finite Element classes.

Template Parameters

<NEN>	Number of element nodes
<NEE_>	Number of element equations
<NSN_>	Number of side nodes
<NSE_>	Number of side equations

Constructor & Destructor Documentation

◆ Equa_Solid()

template<size_t NEN_, size_t NEE_, size_t NSN_, size_t NSE_>

Equa_Solid ( )

Default constructor.

Constructs an empty equation.

Member Function Documentation

◆ LMass()

template<size_t NEN_, size_t NEE_, size_t NSN_, size_t NSE_>

virtual void LMass ( real_t coef = 1 )

virtual

Add lumped mass contribution to left-hand side.

Parameters

[in] coef coefficient to multiply by the matrix before adding [Default: 1]

Reimplemented in Bar2DL2, Beam3DL2, Elas2DQ4, Elas2DT3, Elas3DH8, and Elas3DT4.

◆ Mass()

template<size_t NEN_, size_t NEE_, size_t NSN_, size_t NSE_>

virtual void Mass ( real_t coef = 1 )

virtual

Add consistent mass contribution to left-hand side.

Parameters

[in] coef coefficient to multiply by the matrix before adding [Default: 1]

Reimplemented in Bar2DL2, Beam3DL2, Elas2DQ4, Elas2DT3, and Elas3DH8.

Public Member Functions

Protected Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ Equa_Solid()

Member Function Documentation

◆ LMass()

◆ Mass()