chrono::ChStressTensor< Real > Class Template Reference
Description
template<class Real = double>
class chrono::ChStressTensor< Real >
Class for stress tensors, in compact Voight notation that is with 6 components in a column.
#include <ChTensors.h>
Inheritance diagram for chrono::ChStressTensor< Real >:
Collaboration diagram for chrono::ChStressTensor< Real >:
Public Member Functions | |
ChStressTensor () | |
Constructor (default empty). | |
template<typename OtherDerived > | |
ChStressTensor (const Eigen::MatrixBase< OtherDerived > &other) | |
Constructor from Eigen expressions. | |
template<typename OtherDerived > | |
ChStressTensor & | operator= (const Eigen::MatrixBase< OtherDerived > &other) |
This method allows assigning Eigen expressions to a ChStressTensor. | |
void | ComputePrincipalStresses (double &e1, double &e2, double &e3) |
Compute the principal stresses for the given tensor. | |
void | ComputePrincipalStressesDirections (double &e1, double &e2, double &e3, ChVector3< Real > &dir1, ChVector3< Real > &dir2, ChVector3< Real > &dir3) |
Compute the directions of the principal stresses, i.e. More... | |
Public Member Functions inherited from chrono::ChVoightTensor< Real > | |
template<typename OtherDerived > | |
ChVoightTensor (const Eigen::MatrixBase< OtherDerived > &other) | |
Constructor from Eigen expressions. | |
template<class RealB > | |
ChVoightTensor (const ChMatrix33< RealB > &msource) | |
Copy constructor, from a typical 3D rank-two stress or strain tensor (as 3x3 matrix). | |
template<typename OtherDerived > | |
ChVoightTensor & | operator= (const Eigen::MatrixBase< OtherDerived > &other) |
This method allows assigning Eigen expressions to a ChVoightTensor. | |
Real & | XX () |
const Real & | XX () const |
Real & | YY () |
const Real & | YY () const |
Real & | ZZ () |
const Real & | ZZ () const |
Real & | XY () |
const Real & | XY () const |
Real & | XZ () |
const Real & | XZ () const |
Real & | YZ () |
const Real & | YZ () const |
template<class RealB > | |
void | ConvertFromMatrix (const ChMatrix33< RealB > &msource) |
Convert from a typical 3D rank-two stress or strain tensor (a 3x3 matrix). | |
template<class RealB > | |
void | ConvertToMatrix (ChMatrix33< RealB > &mdest) |
Convert to a typical 3D rank-two stress or strain tensor (a 3x3 matrix). | |
Real | GetVolumetricPart () const |
Compute the volumetric part of the tensor, that is the trace V =Txx+Tyy+Tzz. | |
void | GetDeviatoricPart (ChVoightTensor< Real > &mdeviatoric) const |
Compute the deviatoric part of the tensor, storing it in mdeviatoric. | |
Real | GetInvariant_I1 () const |
Compute the I1 invariant. | |
Real | GetInvariant_I2 () const |
Compute the I2 invariant. | |
Real | GetInvariant_I3 () const |
Compute the I3 invariant. | |
Real | GetInvariant_J1 () const |
Compute the J1 invariant of the deviatoric part (that is always 0). | |
Real | GetInvariant_J2 () const |
Compute the J2 invariant of the deviatoric part. | |
Real | GetInvariant_J3 () const |
Compute the J3 invariant of the deviatoric part. | |
void | Rotate (ChMatrix33< Real > Rot) |
Rotate to another reference coordinate system, overwriting this tensor in place. | |
void | ComputeEigenvalues (double &e1, double &e2, double &e3) |
Compute the eigenvalues (closed form method). | |
void | ComputeEigenvectors (double &eigval1, double &eigval2, double &eigval3, ChVector3< Real > &eigvector1, ChVector3< Real > &eigvector2, ChVector3< Real > &eigvector3) |
Compute the eigenvectors and the eigenvalues. | |
double | GetEquivalentVonMises () const |
FORMULAS THAT ARE USEFUL FOR YELD CRITERIONS: More... | |
double | GetEquivalentMeanHydrostatic () const |
Compute the mean hydrostatic value (aka volumetric, normal). | |
double | GetEquivalentOctahedralNormal () const |
Compute the octahedral normal invariant (aka hydrostatic, volumetric). | |
double | GetEquivalentOctahedralDeviatoric () const |
Compute the octahedral deviatoric invariant (aka shear). | |
Member Function Documentation
◆ ComputePrincipalStressesDirections()
template<class Real = double>
|
inline |
Compute the directions of the principal stresses, i.e.
three orthogonal directions for zero shear (diagonal stress).
The documentation for this class was generated from the following file:
- /builds/uwsbel/chrono/src/chrono/core/ChTensors.h