A review on fracture propagation in concrete: Models, methods, and benchmark tests
F Mukhtar, A El-Tohfa - Engineering Fracture Mechanics, 2023 - Elsevier
Rigorous characterization of fracture evolution in quasi-brittle materials–such as concrete–
requires computationally intensive and, mostly, complex approaches. However, the …
requires computationally intensive and, mostly, complex approaches. However, the …
A review of multi-scale modelling of concrete deterioration: Fundamentals, techniques and perspectives
The properties of concrete are degraded during service by coupled physical and chemical
processes that operate at several length scales, and the prediction of its performance in …
processes that operate at several length scales, and the prediction of its performance in …
A micromechanical investigation for the effects of pore size and its distribution on geopolymer foam concrete under uniaxial compression
This study investigates the influences of pore-structure and mortar properties on the fracture
behaviour of geopolymer foamed concrete. The discrete element method (DEM) is utilised to …
behaviour of geopolymer foamed concrete. The discrete element method (DEM) is utilised to …
A cohesive damage-plasticity model for DEM and its application for numerical investigation of soft rock fracture properties
The failure of soft rocks is highly concerned in both research and practice due to the
vulnerability of materials and its involvement in a wide range of foundation and mine …
vulnerability of materials and its involvement in a wide range of foundation and mine …
A numerical approach to investigate the effects of rock texture on the damage and crack propagation of a pre-cracked granite
M Saadat, A Taheri - Computers and Geotechnics, 2019 - Elsevier
A grain-based distinct element model (GBM) is used to investigate the influence of grain size
on the fracturing response of pre-cracked granite. A cohesive model is developed and …
on the fracturing response of pre-cracked granite. A cohesive model is developed and …
A cohesive viscoelastic-elastoplastic-damage model for DEM and its applications to predict the rate-and time-dependent behaviour of asphalt concretes
NHT Nguyen, HH Bui - International Journal of Plasticity, 2022 - Elsevier
Asphalt concrete is a composite heterogeneous material comprised of aggregates bonded
together by bitumen binder. The mechanical behaviour of this material shows great …
together by bitumen binder. The mechanical behaviour of this material shows great …
Modelling 3D desiccation cracking in clayey soils using a size-dependent SPH computational approach
Modelling desiccation cracking in soils is a challenging process that requires a robust
computational approach capable of describing soils undergoing thermo-hydro-mechanical …
computational approach capable of describing soils undergoing thermo-hydro-mechanical …
The role of particle morphology on concrete fracture behaviour: A meso-scale modelling approach
Concrete is the most-used cementitious material and usually considered a three-phase
composite with a mortar matrix, aggregates, and interfacial transition zones, all of which can …
composite with a mortar matrix, aggregates, and interfacial transition zones, all of which can …
A discrete element modelling approach for fatigue damage growth in cemented materials
This study proposes a modelling approach capable of capturing both the fatigue response
and localisation of failure in cemented materials. This modelling approach takes advantage …
and localisation of failure in cemented materials. This modelling approach takes advantage …
[HTML][HTML] A new SPH-based continuum framework with an embedded fracture process zone for modelling rock fracture
A new computational approach combining the Smooth Particle Hydrodynamics and a
constitutive model that possesses an intrinsic length scale is proposed in this study for …
constitutive model that possesses an intrinsic length scale is proposed in this study for …