v0.14.0
Classes | Macros | Typedefs | Functions | Variables
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< DIM >
 
struct  ElementsAndOps< 2 >
 
struct  ElementsAndOps< 3 >
 
struct  Example
 [Example] More...
 
struct  Example::ScaledTimeScale
 
struct  SetUpSchur
 [Push operators to pipeline] More...
 
struct  SetUpSchurImpl
 

Macros

#define EXECUTABLE_DIMENSION   3
 

Typedefs

using EntData = EntitiesFieldData::EntData
 
using DomainEle = ElementsAndOps< SPACE_DIM >::DomainEle
 
using DomainEleOp = DomainEle::UserDataOperator
 
using BoundaryEle = ElementsAndOps< SPACE_DIM >::BoundaryEle
 
using BoundaryEleOp = BoundaryEle::UserDataOperator
 
using PostProcEle = PostProcBrokenMeshInMoab< DomainEle >
 
using SkinPostProcEle = PostProcBrokenMeshInMoab< BoundaryEle >
 
using SideEle = ElementsAndOps< SPACE_DIM >::SideEle
 
using DomainRhsBCs = NaturalBC< DomainEleOp >::Assembly< AT >::LinearForm< IT >
 
using OpDomainRhsBCs = DomainRhsBCs::OpFlux< PlasticOps::DomainBCs, 1, SPACE_DIM >
 
using BoundaryRhsBCs = NaturalBC< BoundaryEleOp >::Assembly< AT >::LinearForm< IT >
 
using OpBoundaryRhsBCs = BoundaryRhsBCs::OpFlux< PlasticOps::BoundaryBCs, 1, SPACE_DIM >
 
using BoundaryLhsBCs = NaturalBC< BoundaryEleOp >::Assembly< AT >::BiLinearForm< IT >
 
using OpBoundaryLhsBCs = BoundaryLhsBCs::OpFlux< PlasticOps::BoundaryBCs, 1, SPACE_DIM >
 

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[])
 

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. More...
 
PetscBool set_timer = PETSC_FALSE
 Set timer. More...
 
double scale = 1.
 
double young_modulus = 206913
 Young modulus. More...
 
double poisson_ratio = 0.29
 Poisson ratio. More...
 
double sigmaY = 450
 Yield stress. More...
 
double H = 129
 Hardening. More...
 
double visH = 0
 Viscous hardening. More...
 
double zeta = 5e-2
 Viscous hardening. More...
 
double Qinf = 265
 Saturation yield stress. More...
 
double b_iso = 16.93
 Saturation exponent. More...
 
double C1_k = 0
 Kinematic hardening. More...
 
double cn0 = 1
 
double cn1 = 1
 
int order = 2
 Order displacement. More...
 
int tau_order = order - 2
 Order of tau files. More...
 
int ep_order = order - 1
 Order of ep files. More...
 
int geom_order = 2
 Order if fixed. More...
 
PetscBool is_quasi_static = PETSC_TRUE
 
double rho = 0.0
 
double alpha_damping = 0
 
static char help [] = "...\n\n"
 [Solve] More...
 

Macro Definition Documentation

◆ EXECUTABLE_DIMENSION

#define EXECUTABLE_DIMENSION   3

Typedef Documentation

◆ BoundaryEle

Definition at line 57 of file plastic.cpp.

◆ BoundaryEleOp

Definition at line 58 of file plastic.cpp.

◆ BoundaryLhsBCs

Definition at line 171 of file plastic.cpp.

◆ BoundaryRhsBCs

using BoundaryRhsBCs = NaturalBC<BoundaryEleOp>::Assembly<AT>::LinearForm<IT>

Definition at line 168 of file plastic.cpp.

◆ DomainEle

Definition at line 55 of file plastic.cpp.

◆ DomainEleOp

Definition at line 56 of file plastic.cpp.

◆ DomainRhsBCs

using DomainRhsBCs = NaturalBC<DomainEleOp>::Assembly<AT>::LinearForm<IT>

Definition at line 165 of file plastic.cpp.

◆ EntData

Examples
plastic.cpp.

Definition at line 54 of file plastic.cpp.

◆ OpBoundaryLhsBCs

using OpBoundaryLhsBCs = BoundaryLhsBCs::OpFlux<PlasticOps::BoundaryBCs, 1, SPACE_DIM>

Definition at line 173 of file plastic.cpp.

◆ OpBoundaryRhsBCs

using OpBoundaryRhsBCs = BoundaryRhsBCs::OpFlux<PlasticOps::BoundaryBCs, 1, SPACE_DIM>

Definition at line 170 of file plastic.cpp.

◆ OpDomainRhsBCs

using OpDomainRhsBCs = DomainRhsBCs::OpFlux<PlasticOps::DomainBCs, 1, SPACE_DIM>

Definition at line 167 of file plastic.cpp.

◆ PostProcEle

Definition at line 59 of file plastic.cpp.

◆ 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
plastic.cpp, and PlasticOpsGeneric.hpp.

Definition at line 72 of file plastic.cpp.

73  {
74  return H * tau + Qinf * (1. - iso_hardening_exp(tau, b_iso)) + sigmaY;
75 }

◆ iso_hardening_dtau()

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

Definition at line 77 of file plastic.cpp.

78  {
79  auto r = [&](auto tau) {
80  return H + Qinf * b_iso * iso_hardening_exp(tau, b_iso);
81  };
82  constexpr double eps = 1e-12;
83  return std::max(r(tau), eps * r(0));
84 }

◆ iso_hardening_exp()

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

Definition at line 63 of file plastic.cpp.

63  {
64  return std::exp(
65  std::max(static_cast<double>(std::numeric_limits<float>::min_exponent10),
66  -b_iso * tau));
67 }

◆ 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
plastic.cpp, and PlasticOpsGeneric.hpp.

Definition at line 91 of file plastic.cpp.

92  {
96  if (C1_k < std::numeric_limits<double>::epsilon()) {
97  t_alpha(i, j) = 0;
98  return t_alpha;
99  }
100  t_alpha(i, j) = C1_k * t_plastic_strain(i, j);
101  return t_alpha;
102 }

◆ kinematic_hardening_dplastic_strain()

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

Definition at line 105 of file plastic.cpp.

105  {
112  t_diff(i, j, k, l) = C1_k * (t_kd(i, k) ^ t_kd(j, l)) / 4.;
113  return t_diff;
114 }

◆ 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]

Examples
plastic.cpp.

Definition at line 1211 of file plastic.cpp.

1211  {
1212 
1213 #ifdef ADD_CONTACT
1214 #ifdef PYTHON_SDF
1215  Py_Initialize();
1216  np::initialize();
1217 #endif
1218 #endif // ADD_CONTACT
1219 
1220  // Initialisation of MoFEM/PETSc and MOAB data structures
1221  const char param_file[] = "param_file.petsc";
1222  MoFEM::Core::Initialize(&argc, &argv, param_file, help);
1223 
1224  // Add logging channel for example
1225  auto core_log = logging::core::get();
1226  core_log->add_sink(
1227  LogManager::createSink(LogManager::getStrmWorld(), "PLASTICITY"));
1228  core_log->add_sink(
1229  LogManager::createSink(LogManager::getStrmWorld(), "TIMER"));
1230  LogManager::setLog("PLASTICITY");
1231  MOFEM_LOG_TAG("PLASTICITY", "Plasticity");
1232 
1233 #ifdef ADD_CONTACT
1234  core_log->add_sink(
1235  LogManager::createSink(LogManager::getStrmWorld(), "CONTACT"));
1236  LogManager::setLog("CONTACT");
1237  MOFEM_LOG_TAG("CONTACT", "Contact");
1238 #endif // ADD_CONTACT
1239 
1240  try {
1241 
1242  //! [Register MoFEM discrete manager in PETSc]
1243  DMType dm_name = "DMMOFEM";
1244  CHKERR DMRegister_MoFEM(dm_name);
1245  //! [Register MoFEM discrete manager in PETSc
1246 
1247  //! [Create MoAB]
1248  moab::Core mb_instance; ///< mesh database
1249  moab::Interface &moab = mb_instance; ///< mesh database interface
1250  //! [Create MoAB]
1251 
1252  //! [Create MoFEM]
1253  MoFEM::Core core(moab); ///< finite element database
1254  MoFEM::Interface &m_field = core; ///< finite element database interface
1255  //! [Create MoFEM]
1256 
1257  //! [Load mesh]
1258  Simple *simple = m_field.getInterface<Simple>();
1259  CHKERR simple->getOptions();
1260  CHKERR simple->loadFile();
1261  //! [Load mesh]
1262 
1263  //! [Example]
1264  Example ex(m_field);
1265  CHKERR ex.runProblem();
1266  //! [Example]
1267  }
1268  CATCH_ERRORS;
1269 
1271 
1272 #ifdef ADD_CONTACT
1273 #ifdef PYTHON_SDF
1274  if (Py_FinalizeEx() < 0) {
1275  exit(120);
1276  }
1277 #endif
1278 #endif // ADD_CONTACT
1279 
1280  return 0;
1281 }

Variable Documentation

◆ alpha_damping

double alpha_damping = 0
Examples
plastic.cpp.

Definition at line 141 of file plastic.cpp.

◆ AT

constexpr AssemblyType AT
constexpr
Initial value:
Examples
plastic.cpp.

Definition at line 44 of file plastic.cpp.

◆ b_iso

double b_iso = 16.93

Saturation exponent.

Examples
plastic.cpp, and PlasticOps.hpp.

Definition at line 128 of file plastic.cpp.

◆ C1_k

double C1_k = 0

Kinematic hardening.

Examples
plastic.cpp, and PlasticOps.hpp.

Definition at line 129 of file plastic.cpp.

◆ cn0

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

Definition at line 131 of file plastic.cpp.

◆ cn1

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

Definition at line 132 of file plastic.cpp.

◆ CONTACT_SPACE

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

Definition at line 52 of file plastic.cpp.

◆ ep_order

int ep_order = order - 1

Order of ep files.

Examples
plastic.cpp.

Definition at line 136 of file plastic.cpp.

◆ geom_order

int geom_order = 2

Order if fixed.

Examples
plastic.cpp.

Definition at line 137 of file plastic.cpp.

◆ H

double H = 129

Hardening.

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

Definition at line 124 of file plastic.cpp.

◆ help

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

[Solve]

Examples
plastic.cpp.

Definition at line 1209 of file plastic.cpp.

◆ is_large_strains

PetscBool is_large_strains = PETSC_TRUE

Large strains.

Examples
plastic.cpp, and PlasticOps.hpp.

Definition at line 116 of file plastic.cpp.

◆ is_quasi_static

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

Definition at line 139 of file plastic.cpp.

◆ IT

constexpr IntegrationType IT
constexpr
Initial value:
Examples
plastic.cpp.

Definition at line 47 of file plastic.cpp.

◆ order

int order = 2

Order displacement.

Examples
plastic.cpp.

Definition at line 134 of file plastic.cpp.

◆ poisson_ratio

double poisson_ratio = 0.29

◆ Qinf

double Qinf = 265

Saturation yield stress.

Examples
plastic.cpp, and PlasticOps.hpp.

Definition at line 127 of file plastic.cpp.

◆ rho

double rho = 0.0

◆ scale

double scale = 1.
Examples
plastic.cpp.

Definition at line 119 of file plastic.cpp.

◆ set_timer

PetscBool set_timer = PETSC_FALSE

Set timer.

Examples
plastic.cpp.

Definition at line 117 of file plastic.cpp.

◆ sigmaY

double sigmaY = 450

Yield stress.

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

Definition at line 123 of file plastic.cpp.

◆ size_symm

constexpr auto size_symm = (SPACE_DIM * (SPACE_DIM + 1)) / 2
constexpr
Examples
plastic.cpp.

Definition at line 42 of file plastic.cpp.

◆ SPACE_DIM

constexpr int SPACE_DIM
constexpr
Initial value:
Examples
plastic.cpp.

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 135 of file plastic.cpp.

◆ visH

double visH = 0

Viscous hardening.

Examples
plastic.cpp, and PlasticOps.hpp.

Definition at line 125 of file plastic.cpp.

◆ young_modulus

double young_modulus = 206913

◆ zeta

double zeta = 5e-2

Viscous hardening.

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

Definition at line 126 of file plastic.cpp.

MoFEM::UnknownInterface::getInterface
MoFEMErrorCode getInterface(IFACE *&iface) const
Get interface reference to pointer of interface.
Definition: UnknownInterface.hpp:93
EXECUTABLE_DIMENSION
#define EXECUTABLE_DIMENSION
Definition: plastic.cpp:13
MoFEM::CoreTmp< 0 >
Core (interface) class.
Definition: Core.hpp:82
sigmaY
double sigmaY
Yield stress.
Definition: plastic.cpp:123
MoFEM::PETSC
@ PETSC
Definition: FormsIntegrators.hpp:105
MoFEM::CoreTmp< 0 >::Finalize
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Definition: Core.cpp:112
FTensor::Tensor2_symmetric
Definition: Tensor2_symmetric_value.hpp:13
MoFEM::Simple
Simple interface for fast problem set-up.
Definition: Simple.hpp:27
sdf.r
int r
Definition: sdf.py:8
SCHUR_ASSEMBLE
#define SCHUR_ASSEMBLE
Definition: contact.cpp:18
MoFEM::DeprecatedCoreInterface
Deprecated interface functions.
Definition: DeprecatedCoreInterface.hpp:16
MoFEM::Interface
DeprecatedCoreInterface Interface
Definition: Interface.hpp:1975
iso_hardening_exp
double iso_hardening_exp(double tau, double b_iso)
Definition: plastic.cpp:63
CHKERR
#define CHKERR
Inline error check.
Definition: definitions.h:535
simple
void simple(double P1[], double P2[], double P3[], double c[], const int N)
Definition: acoustic.cpp:69
Example
[Example]
Definition: plastic.cpp:177
help
static char help[]
[Solve]
Definition: plastic.cpp:1209
C1_k
double C1_k
Kinematic hardening.
Definition: plastic.cpp:129
MoFEM::DMRegister_MoFEM
PetscErrorCode DMRegister_MoFEM(const char sname[])
Register MoFEM problem.
Definition: DMMoFEM.cpp:43
MoFEM::GAUSS
@ GAUSS
Definition: FormsIntegrators.hpp:136
MOFEM_LOG_TAG
#define MOFEM_LOG_TAG(channel, tag)
Tag channel.
Definition: LogManager.hpp:339
i
FTensor::Index< 'i', SPACE_DIM > i
Definition: hcurl_divergence_operator_2d.cpp:27
t_kd
constexpr auto t_kd
Definition: free_surface.cpp:137
FTensor::Index< 'i', DIM >
b_iso
double b_iso
Saturation exponent.
Definition: plastic.cpp:128
MoFEM::CoreTmp< 0 >::Initialize
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
CATCH_ERRORS
#define CATCH_ERRORS
Catch errors.
Definition: definitions.h:372
MoFEM::Core
CoreTmp< 0 > Core
Definition: Core.hpp:1102
j
FTensor::Index< 'j', 3 > j
Definition: matrix_function.cpp:19
eps
static const double eps
Definition: check_base_functions_derivatives_on_tet.cpp:11
FTensor::Ddg
Definition: Ddg_value.hpp:7
Qinf
double Qinf
Saturation yield stress.
Definition: plastic.cpp:127
MoFEM::BLOCK_SCHUR
@ BLOCK_SCHUR
Definition: FormsIntegrators.hpp:108
FTensor::Kronecker_Delta_symmetric
Kronecker Delta class symmetric.
Definition: Kronecker_Delta.hpp:49
k
FTensor::Index< 'k', 3 > k
Definition: matrix_function.cpp:20
H
double H
Hardening.
Definition: plastic.cpp:124
l
FTensor::Index< 'l', 3 > l
Definition: matrix_function.cpp:21