Corrosion of steel rebar in concrete induced by chloride ions under natural environments

Y Tian, G Zhang, H Ye, Q Zeng, Z Zhang, Z Tian… - … and Building Materials, 2023 - Elsevier
In-lab accelerated steel rebar corrosion tests have greatly deepened the understandings in
corrosion behaviors, but remain still far from being filling the gaps between the corrosion …

A 3D three-phase meso‑scale model for simulation of chloride diffusion in concrete based on ANSYS

J Sun, J Xie, Y Zhou, Y Zhou - International Journal of Mechanical Sciences, 2022 - Elsevier
In this paper, a three-dimensional meso‑scopic concrete model based on ANSYS
Parametric Design Language programs was newly proposed to simulate the chloride …

Similarities and probability distributions of chloride convection zone depth in concrete exposed to cyclic drying-wetting environments

Y Zhang, S Wu, Y Zhang, C Zhou, C Fu - Cement and Concrete Composites, 2023 - Elsevier
A methodology using parabolic fitting was proposed to regress three points in chloride
profile and determine the depth of convection zone in concrete. Based on exposure tests …

Effects of steel bar and bi-directional erosion on chloride diffusion in reinforced concrete: A 3D mesoscale study

C Zeng, Z Zheng, H Zhang, Y Huang, X Wang - Construction and Building …, 2023 - Elsevier
This work proposes a novel numerical framework to investigate 3D chloride diffusion
behavior in reinforced concrete (RC). An efficient dynamic modeling approach is developed …

Multi-scale modelling and statistical analysis of heterogeneous characteristics effect on chloride transport properties in concrete

L Tong, QX Xiong, M Zhang, Z Meng, F Meftah… - … and Building Materials, 2023 - Elsevier
The transport properties of concrete are closely related to its heterogeneous features. In this
study, by considering the multi-scale microstructural characteristics, the chloride transport …

[HTML][HTML] A three-phase model based on boundary element method for simulation of chloride diffusion in concrete

W Liang, Z Chen, J Yu - Case Studies in Construction Materials, 2024 - Elsevier
Chloride-induced corrosion of steel reinforcements has been identified as one of the main
causes of deterioration of concrete structures. A feasible numerical method is required to …

Effect of random aggregate distribution on chloride-induced corrosion morphology of steel in concrete

R Wu, J Xia, X Cheng, K Liu, K Chen, Q Liu… - Construction and Building …, 2022 - Elsevier
The random distribution of aggregates plays a key role in the variation of steel corrosion
morphology in chloride-contaminated RC structures. The purpose of this study is to …

3D meso-scale simulation of chloride ion transportation in cracked concrete considering aggregate morphology

B Zheng, T Li, H Qi, L Gao, X Liu, L Yuan - Construction and Building …, 2022 - Elsevier
Many experimental and numerical studies have been conducted to explain chloride ion
penetration in concrete including aggregates, ITZ and mortar. To my best knowledge, there …

Simulation of concrete cracking and chloride diffusion under uniaxial compression

J Ying, H Yan, J Huang, B Chen - Journal of Building Engineering, 2024 - Elsevier
The dispersion and randomness of concrete cracking under compressive loads make it
challenging to predict the diffusion rate of chloride ions. In this paper, the cohesive element …

Mesoscopic characteristics and spatiotemporal variability of chloride transport in concrete

D Chen, W Guo, B Wu, T Ye - Construction and Building Materials, 2024 - Elsevier
Chloride-induced corrosion is the leading cause of structural performance deterioration and
life decay in marine environments. This paper delves into the mesoscopic characteristics …