Testing methodologies for the calibration of advanced plasticity models for sheet metals: A review
Numerical simulations have become essential in engineering and manufacturing processes
involving plasticity. The reliability and effectiveness of the simulations depend strongly on …
involving plasticity. The reliability and effectiveness of the simulations depend strongly on …
[HTML][HTML] Parameter identifiability analysis: Mitigating the non-uniqueness issue in the inverse identification of an anisotropic yield function
A large number of conventional mechanical tests are required to calibrate advanced
anisotropic yield functions. A well-designed non-conventional mechanical test generating …
anisotropic yield functions. A well-designed non-conventional mechanical test generating …
Finite Element Model Updating for Material Model Calibration: A Review and Guide to Practice
Finite element model updating (FEMU) is an advanced inverse parameter identification
method capable of identifying multiple parameters in a material model through one or a few …
method capable of identifying multiple parameters in a material model through one or a few …
Determination of anisotropic plastic constitutive parameters using the virtual fields method
The aim of the present study is to retrieve all the anisotropic plastic constitutive parameters
from uniaxial loading. A complex geometry which can provide very heterogeneous stress …
from uniaxial loading. A complex geometry which can provide very heterogeneous stress …
Extension of the sensitivity-based virtual fields to large deformation anisotropic plasticity
The virtual fields method is an approach to inversely identify material parameters using full-
field deformation data. In this work, we extend the sensitivity-based virtual fields to large …
field deformation data. In this work, we extend the sensitivity-based virtual fields to large …
[HTML][HTML] On the design of mechanical heterogeneous specimens using multilevel topology optimization
M Gonçalves, A Andrade-Campos… - Advances in Engineering …, 2023 - Elsevier
Sheet metal forming processes are of upmost importance in many industrial applications.
Their virtualization has been addressed by numerical simulation software. However, realistic …
Their virtualization has been addressed by numerical simulation software. However, realistic …
[HTML][HTML] Extension of the virtual fields method to elasto-plastic material identification with cyclic loads and kinematic hardening
The virtual fields method (VFM) has been specifically developed for solving inverse
problems from dense full-field data. This paper explores recent improvements regarding the …
problems from dense full-field data. This paper explores recent improvements regarding the …
Contribution of heterogeneous strain field measurements and boundary conditions modelling in inverse identification of material parameters
The present paper aims at applying the Finite Element Updating inverse method to several
sample geometries by the means of Digital Image Correlation. The full-field data are …
sample geometries by the means of Digital Image Correlation. The full-field data are …
Method for measuring nanoscale local strain in a dual phase steel using digital image correlation with nanodot patterns
Local strain analyses in a dual phase steel were performed using a digital image correlation
(DIC) method in association with Ag nanodot patterning. The optimum size of the nanodots …
(DIC) method in association with Ag nanodot patterning. The optimum size of the nanodots …
Calibration of a modified Johnson-Cook model using the Virtual Fields Method and a heterogeneous thermo-mechanical tensile test
Classical calibration procedures for phenomenological thermo-elasto-viscoplastic
constitutive models usually involve a large number of tests to identify all the material …
constitutive models usually involve a large number of tests to identify all the material …