Mesoscale modelling of concrete–a review of geometry generation, placing algorithms, constitutive relations and applications

PSM Thilakarathna, KSK Baduge, P Mendis… - Engineering Fracture …, 2020 - Elsevier
Concrete can be considered as a heterogeneous material at mesoscale comprising of
several constituents such as aggregates, mortar and Interfacial Transition Zone (ITZ) …

Methods for the modelling of concrete mesostructures: a critical review

Q Ren, J Pacheco, J de Brito - Construction and Building Materials, 2023 - Elsevier
Numerical modelling at the mesoscale is a time-and cost-efficient tool to optimize concrete
mix design and to analyse the phenomenological causes of mechanical failure, eg when …

Multiscale modeling of concrete: from mesoscale to macroscale

JF Unger, S Eckardt - Archives of computational Methods in Engineering, 2011 - Springer
In this paper, a mesoscale model of concrete is presented, which considers particles, matrix
material and the interfacial transition zone (ITZ) as separate constituents. Particles are …

[HTML][HTML] Experimental and numerical investigation of mortar and ITZ parameters in meso-scale models of concrete

J Wang, AP Jivkov, QM Li, DL Engelberg - Theoretical and Applied Fracture …, 2020 - Elsevier
Meso-structural models are presently in common use for analysis of the mechanical
behaviour, damage evolution and failure of concrete. These are constructed either from XCT …

A microscale model for concrete failure in poro-elasto-plastic media

F Aldakheel - Theoretical and Applied Fracture Mechanics, 2020 - Elsevier
This work provides a micromechanical framework for modeling water-induced failure
mechanisms of concrete in an experimental-virtual lab. The complicated geometry and …

A review on cementitious self-healing and the potential of phase-field methods for modeling crack-closing and fracture recovery

S Yang, F Aldakheel, A Caggiano, P Wriggers… - Materials, 2020 - mdpi.com
Improving the durability and sustainability of concrete structures has been driving the
enormous number of research papers on self-healing mechanisms that have been …

[HTML][HTML] Modeling the dynamic fracture of concrete—A robust, efficient, and accurate mesoscale description

C Grunwald, W Riedel, M Sauer, A Stolz… - Computer Methods in …, 2024 - Elsevier
Dynamic loading of concrete often leads to excessive cracking and fragmentation. Since
these processes are massively influenced by the underlying heterogeneity of the material …

Localised failure mechanism as the basis for constitutive modelling of geomaterials

LA Le, GD Nguyen, HH Bui, AH Sheikh… - International Journal of …, 2018 - Elsevier
Localised failure of geomaterials in the form of cracks or shear bands always requires
special attention in constitutive modelling of solids and structures. This is because the …

A concrete homogenisation technique at meso-scale level accounting for damaging behaviour of cement paste and aggregates

L Contrafatto, M Cuomo, S Gazzo - Computers & Structures, 2016 - Elsevier
Concrete is an heterogeneous structural material whose constitutive behaviour is strictly
depending on the mechanical properties of the aggregates and the cement paste. A large …

Interfacial transition zones in concrete meso-scale models–Balancing physical realism and computational efficiency

J Wang, X Li, AP Jivkov, QM Li, DL Engelberg - Construction and Building …, 2021 - Elsevier
Using meso-structural representations of concrete, with aggregates dispersed in mortar, has
become a standard approach for damage and fracture analysis. However, there is no full …