Crack detection in concrete structures using deep learning

VP Golding, Z Gharineiat, HS Munawar, F Ullah - Sustainability, 2022 - mdpi.com
Infrastructure, such as buildings, bridges, pavement, etc., needs to be examined periodically
to maintain its reliability and structural health. Visual signs of cracks and depressions …

[HTML][HTML] The damage effect on the dynamic characteristics of FRP-strengthened reinforced concrete structures

U De Maio, D Gaetano, F Greco, P Lonetti… - Composite Structures, 2023 - Elsevier
The present work aims to assess the modal properties of reinforced concrete structures
strengthened with FRP-based systems subjected to progressive damage. In particular, an …

The reinforcing effect of nano-modified epoxy resin on the failure behavior of FRP-plated RC structures

U De Maio, D Gaetano, F Greco, P Lonetti… - Buildings, 2023 - mdpi.com
The ability to manipulate concrete-based and composite materials at the nanoscale
represents an innovative approach to improving their mechanical properties and designing …

[HTML][HTML] Microstructural design for elastic wave attenuation in 3D printed nacre-like bioinspired metamaterials lightened with hollow platelets

U De Maio, F Greco, R Luciano, G Sgambitterra… - Mechanics Research …, 2023 - Elsevier
In this work, the wave propagation properties of lightened bioinspired composite materials
are investigated. A new lightened nacre-like microstructure is proposed demonstrating that …

Computer vision-based quantification of updated stiffness for damaged RC columns after earthquake

M Hamidia, M Sheikhi, AH Asjodi… - Advances in Engineering …, 2024 - Elsevier
Concrete surface cracks are one of the primary indicators of structural deterioration; thus,
crack analysis is crucial to maintain the intact serviceability of the structural components …

[HTML][HTML] A combined ALE-cohesive fracture approach for the arbitrary crack growth analysis

U De Maio, F Greco, P Lonetti, A Pranno - Engineering Fracture Mechanics, 2024 - Elsevier
This work introduces an advanced numerical model, based on a cohesive zone approach
and the moving mesh technique, for simulating fracture propagation in quasi-brittle …

On the calibration of the cohesive strength for cohesive zone models in finite element analyses

M Linke, R Lammering - Theoretical and Applied Fracture Mechanics, 2023 - Elsevier
Cohesive zone models are commonly used to numerically model fracture phenomena on
the microscale. Typical fracture processes are described experimentally via the Double …

Fatigue crack growth simulation using the moving mesh technique

D Ammendolea, F Greco, L Leonetti… - Fatigue & Fracture of …, 2023 - Wiley Online Library
This work proposes a finite element (FE)‐based numerical model that uses the moving mesh
technique for simulating fatigue crack propagation phenomena inside material components …

Modal based method to predict subway train-induced vibration in buildings

MV Farahani, J Sadeghi, SG Jahromi, MM Sahebi - Structures, 2023 - Elsevier
The train-induced vibrations on the buildings nearby the railway lines was a serious
challenge for the citizens. Therefore, it was necessary to provide a simple model to predict …

A novel mixed-mode power exponent cohesive zone model for FDEM and its application to tunnel excavation in the layered rock mass

P Liu, Q Liu, P Deng, Y Bo, X Xie - Rock Mechanics and Rock Engineering, 2024 - Springer
To investigate the asymmetric failure mechanism and failure mode of layered rock tunnels, a
novel mixed-mode power exponent cohesive zone model (M-PECZM) is proposed in this …