Thermal–hydraulic–mechanical–chemical coupled processes and their numerical simulation: a comprehensive review

N Zhang, Z Luo, Z Chen, F Liu, P Liu, W Chen, L Wu… - Acta Geotechnica, 2023 - Springer
With the growing development and utilization of underground space and resources, rock
masses exposed to high stresses and pore pressure, large temperature changes, and …

Genetic algorithm optimization for cohesive zone modeling of viscoelastic asphalt mixture fracture based on SCB test

J Zhang, J Zhang, D Cao - Engineering Fracture Mechanics, 2022 - Elsevier
Cohesive zone model (CZM) has gained considerable attention to investigate the fracture
mechanism of asphalt mixture. The parameter of CZM was generally determined through …

A new crack-tip singular element for cracks in three-dimensional elastic bodies

X Hu, W Chen, P Zhang, TQ Bui, W Yao - Engineering Fracture Mechanics, 2020 - Elsevier
Symplectic analytical singular element (SASE) is a special crack-tip element in the
framework of finite element method (FEM) for modelling cracks. A group of SASEs, which …

Characterization of stress field evolution during 3D internal fracture propagation using additively printed models and frozen stress techniques

Y Ju, P Liu, Z Ren, L Mao, F Chiang - Theoretical and Applied Fracture …, 2021 - Elsevier
The characteristics of full-field stress govern internal crack initiation and propagation in
solids. It is challenging to use traditional fracture theories to quantify three-dimensional (3D) …

A crack-tip element for modelling arbitrary crack propagations

Q Fu, S Yi, B Chen, TQ Bui, X Hu, W Yao - Theoretical and Applied Fracture …, 2020 - Elsevier
Numerical study on crack propagation are of great importance for structure design and
assessment. In this contribution, the floating node method (FNM) is combined with the …

A novel super symplectic analytical singular element for crack propagation along a bimaterial interface

S Zhou, Y Ma, Z Sun, X Hu - Theoretical and Applied Fracture Mechanics, 2022 - Elsevier
In the last few years, the corresponding author and colleagues proposed a type of
symplectic analytical singular elements (SASEs) for various crack problems, such as cracks …

Viscoelastic crack analysis using symplectic analytical singular element combining with precise time-domain algorithm

W Yao, X Li, X Hu - International Journal of Fracture, 2018 - Springer
In this study, the crack problem in linear viscoelastic material is investigated numerically.
The time dependent two-dimensional (2D) viscoelastic crack problem is treated by the …

Mechanistic analysis of bottom-up crack in asphalt pavement using cohesive zone model

J Zhang, J Zhang, D Cao, Y Ding, W Zhou - Theoretical and Applied …, 2023 - Elsevier
The bottom-up crack (BUC), one kind of reflective crack that initiates at the bottom of asphalt
layer and propagates upwards, has become one of the major distresses of asphalt …

Fracture Properties of Viscoelastic Asphalt Mixture at Different Temperatures Based on the SCB Test

J Zhang, J Zhang, D Cao, W Zhou - International Conference on …, 2024 - ascelibrary.org
Cohesive zone model (CZM) has gained considerable attention to investigate the fracture
mechanism of asphalt mixture. The parameters of CZM in finite element (FE) model could be …

The inapplicability of variational methods in the cohesive crack problem for initially rigid traction‐separation relation and its solution using integral equations

G Singh - ZAMM‐Journal of Applied Mathematics and …, 2023 - Wiley Online Library
A cohesive crack problem with initially rigid traction‐separation relation has been
considered here. It has been shown that the total potential energy is not differentiable at the …