A review on fracture propagation in concrete: Models, methods, and benchmark tests
F Mukhtar, A El-Tohfa - Engineering Fracture Mechanics, 2023 - Elsevier
Rigorous characterization of fracture evolution in quasi-brittle materials–such as concrete–
requires computationally intensive and, mostly, complex approaches. However, the …
requires computationally intensive and, mostly, complex approaches. However, the …
Localised failure mechanism as the basis for constitutive modelling of geomaterials
Localised failure of geomaterials in the form of cracks or shear bands always requires
special attention in constitutive modelling of solids and structures. This is because the …
special attention in constitutive modelling of solids and structures. This is because the …
Numerical simulation of strain localization through an integrated Cosserat continuum theory and strong discontinuity approach
H Tang, Y Li, Z Hu, X Song - Computers and Geotechnics, 2022 - Elsevier
In this paper, we propose a new numerical approach abbreviated as Cos-SDA for analyzing
strain localization problems of geomaterials. The Cos-SDA is achieved by implanting the …
strain localization problems of geomaterials. The Cos-SDA is achieved by implanting the …
A damage particle method for smeared modeling of brittle fracture
Numerical procedures for brittle fracture modeling become tedious when many moving
strong discontinuities have to be captured. A smeared fracture modeling approach …
strong discontinuities have to be captured. A smeared fracture modeling approach …
A multiscale finite element method with embedded strong discontinuity model for the simulation of cohesive cracks in solids
A multiscale finite element method with the embedded strong discontinuity model is
proposed to simulate the cohesive cracks in solids. In the proposed method, the kinematic …
proposed to simulate the cohesive cracks in solids. In the proposed method, the kinematic …
Numerical simulation of mixed mode (I and II) fracture behavior of pre-cracked rock using the strong discontinuity approach
MH Motamedi, DA Weed, CD Foster - International Journal of Solids and …, 2016 - Elsevier
The existence of macroscopic flaws in geomaterial structures profoundly influences their
load-carrying capacity and failure patterns. This paper is devoted to the numerical …
load-carrying capacity and failure patterns. This paper is devoted to the numerical …
A computational methodology for simulating quasi-brittle fracture problems
K Yun, Z Wang, M Chang, J Liu, TJ Kim, N Son… - Computers & …, 2019 - Elsevier
The paper focuses on an efficient and simple methodologies for simulating the three
dimensional (3D) quasi-brittle fracture problems. Strain-softening is performed on the …
dimensional (3D) quasi-brittle fracture problems. Strain-softening is performed on the …
A multiscale finite element method for the localization analysis of homogeneous and heterogeneous saturated porous media with embedded strong discontinuity …
This paper presents a multiscale finite element method with the embedded strong
discontinuity model for the strain localization analysis of homogeneous and heterogeneous …
discontinuity model for the strain localization analysis of homogeneous and heterogeneous …
应变局部化分析的嵌入强间断多尺度有限元法
卢梦凯， 张洪武， 郑勇刚 - 力学学报, 2017 - lxxb.cstam.org.cn
固体材料的应变局部化行为是导致结构破坏失效的重要因素之一, 开展相关数值模拟分析对于
结构安全性评估具有重要意义. 然而由于材料的非均质和多尺度特性, 采用传统数值方法进行 …
结构安全性评估具有重要意义. 然而由于材料的非均质和多尺度特性, 采用传统数值方法进行 …
A hardening/softening viscoplastic model for large deformation of soil
A three‐invariant continuum cap plasticity model with viscoplastic features is developed for
modeling the large deformation of soil. Multiple failure mechanisms including combined …
modeling the large deformation of soil. Multiple failure mechanisms including combined …