Solving the contact problem of functionally graded layers resting on a HP and pressed with a uniformly distributed load by analytical and numerical methods

M Yaylacı, BŞ Şabano, ME Özdemir… - Structural Engineering and …, 2022 - dbpia.co.kr
The aim of this study is to examine the frictionless double receding contact problem for two
functionally graded (FG) layers pressed with a uniformly distributed load and resting on a …

Micromechanical analysis of the rutting evolution of asphalt pavement under temperature–stress coupling based on the discrete element method

X Zhang, E Chen, N Li, L Wang, C Si… - Construction and Building …, 2022 - Elsevier
The macrorutting phenomenon of asphalt pavement is intrinsically related to the
micromechanical characteristics of asphalt mixtures. In addition, changes in temperature …

Numerical investigation on fracture evolution of asphalt mixture compared with acoustic emission

H Wei, J Li, F Wang, J Zheng, Y Tao… - International Journal of …, 2022 - Taylor & Francis
To reveal the fracture damage of asphalt mixture, an image-based numerical approach is
proposed in this study considering the distribution of aggregate and asphalt mortar. Both …

Prediction of Mixed-mode I and II effective fracture toughness of several types of concrete using the extreme gradient boosting method and metaheuristic optimization …

D Fakhri, A Khodayari, A Mahmoodzadeh… - Engineering Fracture …, 2022 - Elsevier
Complex sample preparation procedures, the necessity for highly accurate and sensitive
instruments, early sample failure, and brittle samples all contribute to the difficulty of …

Establishment of numerical cracking constitutive models using 3D reconstruction and X-ray CT images of geomaterials

Z Zhao, XP Zhou - International Journal of Mechanical Sciences, 2020 - Elsevier
Cracking behaviors significantly affect the mechanical properties of geomaterials. Triaxial
compression and X-ray CT tests are implemented on Chongqing sandstone specimens to …

Research on the propagation mechanisms and meso-mechanical responses of reflective cracking on the asphalt overlays on concrete airfield pavement by Fiber …

Y Liu, J Xie, D Wei, K Li, J Xu - Measurement, 2024 - Elsevier
This study evaluated the propagation mechanisms and dynamic meso-mechanical
responses of reflective cracking on the asphalt overlays on concrete airfield pavement …

Further development of the distinct lattice spring model for quasi-brittle crack propagation in concrete and its application in underground engineering

Q Li, GF Zhao, J Lian - Tunnelling and Underground Space Technology, 2019 - Elsevier
This paper further extends the ability of the distinct lattice spring model (DLSM) to predict
quasi-brittle crack propagation in concrete. In contrast to brittle crack propagation, most …

Predicting the fracture behavior of concrete using artificial intelligence approaches and closed-form solution

X Han, Q Xiao, K Cui, X Hu, Q Chen, C Li… - Theoretical and Applied …, 2021 - Elsevier
The fracture properties (eg tensile strength, fracture toughness) are regarded as the material
constants, which could be used to predict the fracture behavior of concrete. However, the …

Experimental and numerical modeling of deformation-cracking mechanics of 3D-printed rock samples with single fracture

R Song, J Tian, M Wu, J Liu - Advances in Geo-Energy Research, 2023 - yandy-ager.com
The analysis of mechanical response and deformation-cracking behavior contributes to the
high-efficiency extraction of geo-energy and long-term safety of underground engineering …

Experimental and numerical study on pre-peak cyclic shear mechanism of artificial rock joints

X Liu, Y Liu, Y Lu, M Kou - Structural Engineering and Mechanics, An Int'l …, 2020 - dbpia.co.kr
The pre-peak cyclic shear mechanism of two-order asperity degradation of rock joints in the
direct shear tests with static constant normal loads (CNL) are investigated using …