Computational methods for fracture in brittle and quasi‐brittle solids: state‐of‐the‐art review and future perspectives
T Rabczuk - International Scholarly Research Notices, 2013 - Wiley Online Library
An overview of computational methods to model fracture in brittle and quasi‐brittle materials
is given. The overview focuses on continuum models for fracture. First, numerical difficulties …
is given. The overview focuses on continuum models for fracture. First, numerical difficulties …
Analysis and applications of a generalized finite element method with global–local enrichment functions
This paper presents a procedure to build enrichment functions for partition of unity methods
like the generalized finite element method and the hp cloud method. The procedure …
like the generalized finite element method and the hp cloud method. The procedure …
Analysis of three‐dimensional fracture mechanics problems: A two‐scale approach using coarse‐generalized FEM meshes
This paper presents a generalized finite element method (GFEM) based on the solution of
interdependent global (structural) and local (crack)‐scale problems. The local problems …
interdependent global (structural) and local (crack)‐scale problems. The local problems …
An extended/generalized phase‐field finite element method for crack growth with global‐local enrichment
An extended/generalized finite element method (XFEM/GFEM) for simulating quasistatic
crack growth based on a phase‐field method is presented. The method relies on …
crack growth based on a phase‐field method is presented. The method relies on …
Generalized finite element analysis of three-dimensional heat transfer problems exhibiting sharp thermal gradients
P O'Hara, CA Duarte, T Eason - Computer Methods in Applied Mechanics …, 2009 - Elsevier
In this paper, heat transfer problems exhibiting sharp thermal gradients are analyzed using
the classical and generalized finite element methods. The effect of solution roughness on …
the classical and generalized finite element methods. The effect of solution roughness on …
Non-intrusive coupling of a 3-D Generalized Finite Element Method and Abaqus for the multiscale analysis of localized defects and structural features
H Li, P O'Hara, CA Duarte - Finite Elements in Analysis and Design, 2021 - Elsevier
This paper presents a multiscale computational framework able to resolve localized defects
and features such as cracks and welds in large structures. It couples Abaqus models and 3 …
and features such as cracks and welds in large structures. It couples Abaqus models and 3 …
Bridging multiple structural scales with a generalized finite element method
This paper presents a generalized FEM based on the solution of interdependent coarse‐
scale (global) and fine‐scale (local) problems in order to resolve multiscale effects due to …
scale (global) and fine‐scale (local) problems in order to resolve multiscale effects due to …
Transient analysis of sharp thermal gradients using coarse finite element meshes
P O'Hara, CA Duarte, T Eason - Computer Methods in Applied Mechanics …, 2011 - Elsevier
This paper investigates the application of the generalized finite element method with global–
local enrichments (GFEMgl) to problems of transient heat transfer involving localized …
local enrichments (GFEMgl) to problems of transient heat transfer involving localized …
A two-scale generalized finite element method for parallel simulations of spot welds in large structures
H Li, CA Duarte - Computer Methods in Applied Mechanics and …, 2018 - Elsevier
The diameter of spot welds used in the automotive and aerospace industry is orders of
magnitude smaller than the dimensions of the structural components. Automotive bodies …
magnitude smaller than the dimensions of the structural components. Automotive bodies …
Analysis of interacting cracks using the generalized finite element method with global-local enrichment functions
This paper presents an analysis of interacting cracks using a generalized finite element
method (GFEM) enriched with so-called global-local functions. In this approach, solutions of …
method (GFEM) enriched with so-called global-local functions. In this approach, solutions of …