Models for ductile damage and fracture prediction in cold bulk metal forming processes: a review

TS Cao - International Journal of Material Forming, 2017 - Springer
Ductile damage and fracture prediction in real size structures subjected to complex loading
conditions has been of utmost interest in the scientific and engineering community in the …

Parameter identification in explicit structural dynamics: performance of the extended Kalman filter

A Corigliano, S Mariani - Computer methods in applied mechanics and …, 2004 - Elsevier
An extended Kalman filter (EKF) approach is adopted in this paper for structural systems
subject to dynamic loadings to simultaneously estimate the state and calibrate constitutive …

Unscented Kalman filtering for nonlinear structural dynamics

S Mariani, A Ghisi - Nonlinear Dynamics, 2007 - Springer
Joint estimation of unknown model parameters and unobserved state components for
stochastic, nonlinear dynamic systems is customarily pursued via the extended Kalman filter …

Bayesian calibration of a physics-based crystal plasticity and damage model

T Nguyen, DC Francom, DJ Luscher… - Journal of the Mechanics …, 2021 - Elsevier
In this work, we present a model parameter calibration procedure for a physics-based crystal
plasticity model. The calibration process utilizes a powerful statistics-based Bayesian …

Parameter identification of a cohesive crack model by Kalman filter

G Bolzon, R Fedele, G Maier - Computer Methods in Applied Mechanics …, 2002 - Elsevier
The Kalman filter (KF) methodology is apt to solve parameter identification (inverse)
problems in a statistical context, through a sequence of estimations, which starts from an a …

Fracture of titanium alloys at high strain rates and under stress triaxiality

VV Skripnyak, EG Skripnyak, VA Skripnyak - Metals, 2020 - mdpi.com
The present study investigates the effect of stress triaxiality on mechanical behavior and
fracture of Ti-5Al-2.5 Sn alloy in a practical relevant strain rate range from 0.1 to 1000 s− 1 …

[HTML][HTML] A multi-scale correlative investigation of ductile fracture

M Daly, TL Burnett, EJ Pickering, OCG Tuck, F Léonard… - Acta Materialia, 2017 - Elsevier
The use of novel multi-scale correlative methods, which involve the coordinated
characterisation of matter across a range of length scales, are becoming of increasing value …

[HTML][HTML] Parametric study of the ductile damage by the Gurson–Tvergaard–Needleman model of structures in carbon steel A48-AP

A Slimane, B Bouchouicha, M Benguediab… - Journal of Materials …, 2015 - Elsevier
This part of study is devoted to the numerical simulation of axisymmetric notched specimens
in order to study the phenomenon of nucleation by Gurson–Tvergaard–Needleman model …

Identification of material parameters of a shear modified GTN damage model by small punch test

Q Sun, Y Lu, J Chen - International Journal of Fracture, 2020 - Springer
A new approach was put forward to identify the damage parameters of the shear modified
GTN damage model proposed by Nahshon and Hutchinson (Eur J Mech Solid 27: 10–17 …

A computational homogenization of random porous media: Effect of void shape and void content on the overall yield surface

YK Khdir, T Kanit, F Zaïri, M Naït-Abdelaziz - European Journal of …, 2015 - Elsevier
A computational homogenization study of three-dimensional cubic cells is presented to
estimate the overall yield surface of random porous media covering a wide range of stress …