A field-enriched finite element method for simulating the failure process of rocks with different defects

LF Wang, XP Zhou - Computers & Structures, 2021 - Elsevier
A field-enriched finite element method is proposed in this paper to simulate the failure
process of rocks. According to the different types of defects, the proposed method can select …

Numerical simulation of 2-D weak and strong discontinuities by a novel approach based on XFEM with local mesh refinement

T Yu, TQ Bui - Computers & Structures, 2018 - Elsevier
The present paper is concerned with numerical simulation of two-dimensional (2-D) cracks
and material interfaces by an effective computational approach. A local mesh refinement in …

An adaptive mesh refinement algorithm for phase-field fracture models: Application to brittle, cohesive, and dynamic fracture

A Gupta, UM Krishnan, TK Mandal… - Computer Methods in …, 2022 - Elsevier
Phase-field models (PFMs) have proven to accurately predict complex crack patterns like
crack branching, merging, and crack fragmentation, but they are computationally costly …

Adaptive phase field method for quasi-static brittle fracture using a recovery based error indicator and quadtree decomposition

C Jansari, K Kannan, RK Annabattula… - Engineering Fracture …, 2019 - Elsevier
An adaptive phase field method is proposed for crack propagation in brittle materials under
quasi-static loading. The adaptive refinement is based on the recovery type error indicator …

Stable 3D extended finite elements with higher order enrichment for accurate non planar fracture

K Agathos, E Chatzi, SPA Bordas - Computer Methods in Applied …, 2016 - Elsevier
An extended finite element method (XFEM) for three dimensional (3D) non-planar linear
elastic fracture is introduced, which provides optimal convergence through the use of …

Historical purview and recent advances in fracture mechanics of elastomeric matrix composites

M Goswami, S Sharma, G Subbarayan… - Advances in Applied …, 2023 - Elsevier
The evolution of fracture mechanics and its application for elastomeric matrix composites are
briefly discussed. We begin with the studies on development of classical fracture mechanics …

Error-controlled adaptive extended finite element method for 3D linear elastic crack propagation

Y Jin, OA González-Estrada, O Pierard… - Computer methods in …, 2017 - Elsevier
We present a simple error estimation and mesh adaptation approach for 3D linear elastic
crack propagation simulations using the eXtended Finite Element Method (X-FEM). A global …

Adaptive enriched geometry independent field approximation for 2D time-harmonic acoustics

C Jansari, J Videla, S Natarajan, SPA Bordas… - Computers & …, 2022 - Elsevier
Isogeometric Analysis (IGA) provides an alternative to Lagrange based finite element
methods by representing the geometry and field with the same Non-Uniform Rational B …

Quantifying discretization errors for soft tissue simulation in computer assisted surgery: A preliminary study

M Duprez, SPA Bordas, M Bucki, HP Bui… - Applied Mathematical …, 2020 - Elsevier
Errors in biomechanics simulations arise from modelling and discretization. Modelling errors
are due to the choice of the mathematical model whilst discretization errors measure the …

Multi field simulation of fracture

L Simoni, BA Schrefler - Advances in applied mechanics, 2014 - Elsevier
We present as areas of interest for multifield fracturing thermomechanical fracturing, fluid
pressure induced isothermal and nonisothermal fracturing, fracturing due to radiation …