v0.15.0
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plastic.cpp File Reference
#include <MoFEM.hpp>
#include <MatrixFunction.hpp>
#include <IntegrationRules.hpp>
#include <HenckyOps.hpp>
#include <PlasticOps.hpp>
#include <PlasticNaturalBCs.hpp>

Go to the source code of this file.

Classes

struct  ElementsAndOps< 2 >
 
struct  ElementsAndOps< 3 >
 
struct  PlasticOps::AddHOOps< 2, 3, 3 >
 
struct  PlasticOps::AddHOOps< 1, 2, 2 >
 
struct  PlasticOps::AddHOOps< 3, 3, 3 >
 
struct  PlasticOps::AddHOOps< 2, 2, 2 >
 
struct  Example
 [Example] More...
 
struct  Example::ScaledTimeScale
 
struct  SetUpSchur
 [Push operators to pipeline] More...
 
struct  SetUpSchurImpl
 

Namespaces

namespace  PlasticOps
 

Macros

#define EXECUTABLE_DIMENSION   3
 

Typedefs

using DomainEle = ElementsAndOps<SPACE_DIM>::DomainEle
 
using BoundaryEle = ElementsAndOps<SPACE_DIM>::BoundaryEle
 
using PostProcEle = PostProcBrokenMeshInMoab<DomainEle>
 
using SkinPostProcEle = PostProcBrokenMeshInMoab<BoundaryEle>
 
using SideEle = ElementsAndOps<SPACE_DIM>::SideEle
 
using SetPtsData = FieldEvaluatorInterface::SetPtsData
 
using DomainRhsBCs = NaturalBC<DomainEleOp>::Assembly<AT>::LinearForm<IT>
 
using OpDomainRhsBCs
 
using BoundaryRhsBCs = NaturalBC<BoundaryEleOp>::Assembly<AT>::LinearForm<IT>
 
using OpBoundaryRhsBCs
 
using BoundaryLhsBCs = NaturalBC<BoundaryEleOp>::Assembly<AT>::BiLinearForm<IT>
 
using OpBoundaryLhsBCs
 

Functions

double iso_hardening_exp (double tau, double b_iso)
 
double iso_hardening (double tau, double H, double Qinf, double b_iso, double sigmaY)
 
double iso_hardening_dtau (double tau, double H, double Qinf, double b_iso)
 
template<typename T , int DIM>
auto kinematic_hardening (FTensor::Tensor2_symmetric< T, DIM > &t_plastic_strain, double C1_k)
 
template<int DIM>
auto kinematic_hardening_dplastic_strain (double C1_k)
 
int main (int argc, char *argv[])
 
template<int FE_DIM, int PROBLEM_DIM, int SPACE_DIM>
MoFEMErrorCode PlasticOps::scaleL2 (boost::ptr_deque< ForcesAndSourcesCore::UserDataOperator > &pipeline, std::string geom_field_name)
 

Variables

constexpr int SPACE_DIM
 
constexpr auto size_symm = (SPACE_DIM * (SPACE_DIM + 1)) / 2
 
constexpr AssemblyType AT
 
constexpr IntegrationType IT
 
constexpr FieldSpace CONTACT_SPACE = ElementsAndOps<SPACE_DIM>::CONTACT_SPACE
 
PetscBool is_large_strains = PETSC_TRUE
 Large strains.
 
PetscBool set_timer = PETSC_FALSE
 Set timer.
 
PetscBool do_eval_field = PETSC_FALSE
 Evaluate field.
 
int atom_test = 0
 Atom test.
 
double scale = 1.
 
double young_modulus = 206913
 Young modulus.
 
double poisson_ratio = 0.29
 Poisson ratio.
 
double sigmaY = 450
 Yield stress.
 
double H = 129
 Hardening.
 
double visH = 0
 Viscous hardening.
 
double zeta = 5e-2
 Viscous hardening.
 
double Qinf = 265
 Saturation yield stress.
 
double b_iso = 16.93
 Saturation exponent.
 
double C1_k = 0
 Kinematic hardening.
 
double cn0 = 1
 
double cn1 = 1
 
int order = 2
 Order displacement.
 
int tau_order = order - 2
 Order of tau files.
 
int ep_order = order - 1
 Order of ep files.
 
int geom_order = 2
 Order if fixed.
 
PetscBool is_quasi_static = PETSC_TRUE
 
double rho = 0.0
 
double alpha_damping = 0
 
static char help [] = "...\n\n"
 [TestOperators]
 

Macro Definition Documentation

◆ EXECUTABLE_DIMENSION

Typedef Documentation

◆ BoundaryEle

Definition at line 57 of file plastic.cpp.

◆ BoundaryLhsBCs

Definition at line 175 of file plastic.cpp.

◆ BoundaryRhsBCs

Definition at line 172 of file plastic.cpp.

◆ DomainEle

Definition at line 55 of file plastic.cpp.

◆ DomainRhsBCs

Definition at line 169 of file plastic.cpp.

◆ OpBoundaryLhsBCs

◆ OpBoundaryRhsBCs

◆ OpDomainRhsBCs

◆ PostProcEle

Definition at line 59 of file plastic.cpp.

◆ SetPtsData

◆ SideEle

Definition at line 61 of file plastic.cpp.

◆ SkinPostProcEle

Definition at line 60 of file plastic.cpp.

Function Documentation

◆ iso_hardening()

double iso_hardening ( double tau,
double H,
double Qinf,
double b_iso,
double sigmaY )
inline

Isotropic hardening

Examples
PlasticOpsGeneric.hpp, and plastic.cpp.

Definition at line 73 of file plastic.cpp.

74 {
75 return H * tau + Qinf * (1. - iso_hardening_exp(tau, b_iso)) + sigmaY;
76}
double Qinf
Saturation yield stress.
Definition plastic.cpp:131
double H
Hardening.
Definition plastic.cpp:128
double iso_hardening_exp(double tau, double b_iso)
Definition plastic.cpp:64
double b_iso
Saturation exponent.
Definition plastic.cpp:132
double sigmaY
Yield stress.
Definition plastic.cpp:127

◆ iso_hardening_dtau()

double iso_hardening_dtau ( double tau,
double H,
double Qinf,
double b_iso )
inline
Examples
PlasticOpsGeneric.hpp, and plastic.cpp.

Definition at line 78 of file plastic.cpp.

79 {
80 auto r = [&](auto tau) {
81 return H + Qinf * b_iso * iso_hardening_exp(tau, b_iso);
82 };
83 constexpr double eps = 1e-12;
84 return std::max(r(tau), eps * r(0));
85}
constexpr double eps
Definition HenckyOps.hpp:13
int r
Definition sdf.py:8

◆ iso_hardening_exp()

double iso_hardening_exp ( double tau,
double b_iso )
inline
Examples
plastic.cpp.

Definition at line 64 of file plastic.cpp.

64 {
65 return std::exp(
66 std::max(static_cast<double>(std::numeric_limits<float>::min_exponent10),
67 -b_iso * tau));
68}

◆ kinematic_hardening()

template<typename T , int DIM>
auto kinematic_hardening ( FTensor::Tensor2_symmetric< T, DIM > & t_plastic_strain,
double C1_k )
inline

Kinematic hardening

Examples
PlasticOpsGeneric.hpp, and plastic.cpp.

Definition at line 92 of file plastic.cpp.

93 {
94 FTensor::Index<'i', DIM> i;
95 FTensor::Index<'j', DIM> j;
97 if (C1_k < std::numeric_limits<double>::epsilon()) {
98 t_alpha(i, j) = 0;
99 return t_alpha;
100 }
101 t_alpha(i, j) = C1_k * t_plastic_strain(i, j);
102 return t_alpha;
103}
FTensor::Index< 'i', SPACE_DIM > i
FTensor::Index< 'j', 3 > j
double C1_k
Kinematic hardening.
Definition plastic.cpp:133

◆ kinematic_hardening_dplastic_strain()

template<int DIM>
auto kinematic_hardening_dplastic_strain ( double C1_k)
inline
Examples
PlasticOpsGeneric.hpp, and plastic.cpp.

Definition at line 106 of file plastic.cpp.

106 {
107 FTensor::Index<'i', DIM> i;
108 FTensor::Index<'j', DIM> j;
109 FTensor::Index<'k', DIM> k;
110 FTensor::Index<'l', DIM> l;
113 t_diff(i, j, k, l) = C1_k * (t_kd(i, k) ^ t_kd(j, l)) / 4.;
114 return t_diff;
115}
Kronecker Delta class symmetric.
constexpr auto t_kd
FTensor::Index< 'l', 3 > l
FTensor::Index< 'k', 3 > k

◆ main()

int main ( int argc,
char * argv[] )

[Register MoFEM discrete manager in PETSc]

[Register MoFEM discrete manager in PETSc

[Create MoAB]

< mesh database

< mesh database interface

[Create MoAB]

[Create MoFEM]

< finite element database

< finite element database interface

[Create MoFEM]

[Load mesh]

[Load mesh]

[Example]

[Example]

Definition at line 1580 of file plastic.cpp.

1580 {
1581
1582#ifdef ADD_CONTACT
1583 #ifdef ENABLE_PYTHON_BINDING
1584 Py_Initialize();
1585 np::initialize();
1586 #endif
1587#endif // ADD_CONTACT
1588
1589 // Initialisation of MoFEM/PETSc and MOAB data structures
1590 const char param_file[] = "param_file.petsc";
1591 MoFEM::Core::Initialize(&argc, &argv, param_file, help);
1592
1593 // Add logging channel for example
1594 auto core_log = logging::core::get();
1595 core_log->add_sink(
1597 core_log->add_sink(
1599 LogManager::setLog("PLASTICITY");
1600 MOFEM_LOG_TAG("PLASTICITY", "Plasticity");
1601
1602#ifdef ADD_CONTACT
1603 core_log->add_sink(
1605 LogManager::setLog("CONTACT");
1606 MOFEM_LOG_TAG("CONTACT", "Contact");
1607#endif // ADD_CONTACT
1608
1609 core_log->add_sink(
1611 LogManager::setLog("PlasticSync");
1612 MOFEM_LOG_TAG("PlasticSync", "PlasticSync");
1613
1614 try {
1615
1616 //! [Register MoFEM discrete manager in PETSc]
1617 DMType dm_name = "DMMOFEM";
1618 CHKERR DMRegister_MoFEM(dm_name);
1619 //! [Register MoFEM discrete manager in PETSc
1620
1621 //! [Create MoAB]
1622 moab::Core mb_instance; ///< mesh database
1623 moab::Interface &moab = mb_instance; ///< mesh database interface
1624 //! [Create MoAB]
1625
1626 //! [Create MoFEM]
1627 MoFEM::Core core(moab); ///< finite element database
1628 MoFEM::Interface &m_field = core; ///< finite element database interface
1629 //! [Create MoFEM]
1630
1631 //! [Load mesh]
1632 Simple *simple = m_field.getInterface<Simple>();
1634 CHKERR simple->loadFile();
1635 //! [Load mesh]
1636
1637 //! [Example]
1638 Example ex(m_field);
1639 CHKERR ex.runProblem();
1640 //! [Example]
1641 }
1643
1645
1646#ifdef ADD_CONTACT
1647 #ifdef ENABLE_PYTHON_BINDING
1648 if (Py_FinalizeEx() < 0) {
1649 exit(120);
1650 }
1651 #endif
1652#endif // ADD_CONTACT
1653
1654 return 0;
1655}
void simple(double P1[], double P2[], double P3[], double c[], const int N)
Definition acoustic.cpp:69
#define CATCH_ERRORS
Catch errors.
#define CHKERR
Inline error check.
PetscErrorCode DMRegister_MoFEM(const char sname[])
Register MoFEM problem.
Definition DMMoFEM.cpp:43
static LoggerType & setLog(const std::string channel)
Set ans resset chanel logger.
#define MOFEM_LOG_TAG(channel, tag)
Tag channel.
static char help[]
[TestOperators]
Definition plastic.cpp:1578
[Example]
Definition plastic.cpp:216
Core (interface) class.
Definition Core.hpp:82
static MoFEMErrorCode Initialize(int *argc, char ***args, const char file[], const char help[])
Initializes the MoFEM database PETSc, MOAB and MPI.
Definition Core.cpp:72
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Definition Core.cpp:118
Deprecated interface functions.
static boost::shared_ptr< SinkType > createSink(boost::shared_ptr< std::ostream > stream_ptr, std::string comm_filter)
Create a sink object.
static boost::shared_ptr< std::ostream > getStrmWorld()
Get the strm world object.
static boost::shared_ptr< std::ostream > getStrmSync()
Get the strm sync object.
Simple interface for fast problem set-up.
Definition Simple.hpp:27
MoFEMErrorCode getOptions()
get options
Definition Simple.cpp:180
MoFEMErrorCode getInterface(IFACE *&iface) const
Get interface reference to pointer of interface.

Variable Documentation

◆ alpha_damping

double alpha_damping = 0
Examples
plastic.cpp.

Definition at line 145 of file plastic.cpp.

◆ AT

AssemblyType AT
constexpr
Initial value:
=
(SCHUR_ASSEMBLE) ? AssemblyType::BLOCK_SCHUR
#define SCHUR_ASSEMBLE
Definition contact.cpp:18
AssemblyType
[Storage and set boundary conditions]

Definition at line 44 of file plastic.cpp.

◆ atom_test

int atom_test = 0

Atom test.

Examples
plastic.cpp, and thermo_elastic.cpp.

Definition at line 121 of file plastic.cpp.

◆ b_iso

double b_iso = 16.93

Saturation exponent.

Examples
PlasticOps.hpp, and plastic.cpp.

Definition at line 132 of file plastic.cpp.

◆ C1_k

double C1_k = 0

Kinematic hardening.

Examples
PlasticOps.hpp, and plastic.cpp.

Definition at line 133 of file plastic.cpp.

◆ cn0

double cn0 = 1
Examples
PlasticOpsGeneric.hpp, and plastic.cpp.

Definition at line 135 of file plastic.cpp.

◆ cn1

double cn1 = 1
Examples
PlasticOpsGeneric.hpp, and plastic.cpp.

Definition at line 136 of file plastic.cpp.

◆ CONTACT_SPACE

FieldSpace CONTACT_SPACE = ElementsAndOps<SPACE_DIM>::CONTACT_SPACE
constexpr
Examples
adolc_plasticity.cpp, and plastic.cpp.

Definition at line 52 of file plastic.cpp.

◆ do_eval_field

PetscBool do_eval_field = PETSC_FALSE

Evaluate field.

Examples
PlasticOpsMonitor.hpp, mofem/tutorials/vec-7/adjoint.cpp, and plastic.cpp.

Definition at line 119 of file plastic.cpp.

◆ ep_order

int ep_order = order - 1

Order of ep files.

Examples
plastic.cpp.

Definition at line 140 of file plastic.cpp.

◆ geom_order

int geom_order = 2

Order if fixed.

Examples
plastic.cpp.

Definition at line 141 of file plastic.cpp.

◆ H

◆ help

char help[] = "...\n\n"
static

[TestOperators]

Definition at line 1578 of file plastic.cpp.

◆ is_large_strains

PetscBool is_large_strains = PETSC_TRUE

Large strains.

Examples
PlasticOps.hpp, and plastic.cpp.

Definition at line 117 of file plastic.cpp.

◆ is_quasi_static

PetscBool is_quasi_static = PETSC_TRUE
Examples
NonlinearElasticElementInterface.hpp, and plastic.cpp.

Definition at line 143 of file plastic.cpp.

◆ IT

IntegrationType IT
constexpr
Initial value:
=
IntegrationType::GAUSS

Definition at line 47 of file plastic.cpp.

◆ order

int order = 2

Order displacement.

Definition at line 138 of file plastic.cpp.

◆ poisson_ratio

◆ Qinf

double Qinf = 265

Saturation yield stress.

Examples
PlasticOps.hpp, and plastic.cpp.

Definition at line 131 of file plastic.cpp.

◆ rho

◆ scale

◆ set_timer

PetscBool set_timer = PETSC_FALSE

Set timer.

Examples
plastic.cpp.

Definition at line 118 of file plastic.cpp.

◆ sigmaY

double sigmaY = 450

Yield stress.

Examples
ADOLCPlasticityMaterialModels.hpp, PlasticOps.hpp, and plastic.cpp.

Definition at line 127 of file plastic.cpp.

◆ size_symm

◆ SPACE_DIM

int SPACE_DIM
constexpr
Initial value:
=
3

Definition at line 40 of file plastic.cpp.

◆ tau_order

int tau_order = order - 2

Order of tau files.

Examples
plastic.cpp.

Definition at line 139 of file plastic.cpp.

◆ visH

double visH = 0

Viscous hardening.

Examples
PlasticOps.hpp, and plastic.cpp.

Definition at line 129 of file plastic.cpp.

◆ young_modulus

◆ zeta

double zeta = 5e-2

Viscous hardening.

Examples
PlasticOpsGeneric.hpp, plastic.cpp, and plot_base.cpp.

Definition at line 130 of file plastic.cpp.