[HTML][HTML] Discrete mechanical models of concrete fracture

JE Bolander, J Eliáš, G Cusatis, K Nagai - Engineering Fracture Mechanics, 2021 - Elsevier
Discrete models of solids have been motivated, in large part, by the discontinuous and
heterogeneous nature of material structure and its breakdown under loading. The …

[HTML][HTML] Non-proportional loading in sequentially linear solution procedures for quasi-brittle fracture: A comparison and perspective on the mechanism of stress …

M Pari, MAN Hendriks, JG Rots - Engineering Fracture Mechanics, 2020 - Elsevier
Sequentially linear solution procedures provide a robust alternative to their traditional
incremental-iterative counterparts for finite element simulation of quasi-brittle materials …

[HTML][HTML] 3D concrete printing: Lattice modeling of structural failure considering damage and deformed geometry

Z Chang, M Liang, Y Xu, E Schlangen… - Cement and Concrete …, 2022 - Elsevier
This research studies the impact of localized damage and deformed printing geometry on
the structural failure of plastic collapse for 3D concrete printing (3DCP) using the lattice …

[HTML][HTML] Experimentally validated meso-scale fracture modelling of mortar using output from micromechanical models

H Zhang, Y Xu, Y Gan, E Schlangen, B Šavija - Cement and Concrete …, 2020 - Elsevier
This paper presents a validation process of the developed multi-scale modelling scheme on
mortar composites. Special attention was paid to make the material structure of real and …

[HTML][HTML] A multi-surface interface model for sequentially linear methods to analyse masonry structures

M Pari, AV Van de Graaf, MAN Hendriks, JG Rots - Engineering Structures, 2021 - Elsevier
In the finite element modelling of masonry structures, the micro-modelling technique of
differentiating the continuum into a linear elastic bulk, and interfaces representing non-linear …

Reinforcement‐concrete bond in discrete modeling of structural concrete

D Gu, S Mustafa, J Pan… - Computer‐Aided Civil and …, 2023 - Wiley Online Library
The bond between concrete and reinforcement is one of the critical parameters influencing
the structural behavior of reinforced concrete (RC). This research proposes a mathematical …

A novel, total-iterative approach to model quasi-brittle materials

J Alfaiate, LJ Sluys - Engineering Fracture Mechanics, 2023 - Elsevier
In quasi-brittle materials, such as reinforced concrete, localisation of initially diffuse cracking
evolving in localised cracking patterns consists of a numerically challenging task. With …

Extension of incremental sequentially linear analysis to geometrical non-linearity with indirect displacement control

C Yu, P Hoogenboom, J Rots - Engineering structures, 2021 - Elsevier
The most widely used method for simulating the non-linear behaviour of concrete and
masonry structures is the Newton–Raphson method with arc-length control (NR method) …

Accurate modelling of instabilities caused by multi-site interface-crack onset and propagation in composites using the sequentially linear analysis and Abaqus

L Távara, L Moreno, E Paloma, V Mantič - Composite Structures, 2019 - Elsevier
Even well-established non-linear FEM codes may present convergence issues when solving
highly unstable problems, eg fracture mechanics problems, especially in the presence of a …

Two solution strategies to improve the computational performance of sequentially linear analysis for quasi‐brittle structures

M Pari, W Swart, MB van Gijzen… - International Journal …, 2020 - Wiley Online Library
Sequentially linear analysis (SLA), an event‐by‐event procedure for finite element (FE)
simulation of quasi‐brittle materials, is based on sequentially identifying a critical integration …