[HTML][HTML] Discrete mechanical models of concrete fracture
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 …
heterogeneous nature of material structure and its breakdown under loading. The …
[HTML][HTML] A review on the developments of peridynamics for reinforced concrete structures
Concrete is the most widely used man made material in the world. Reinforced with steel, it
forms a key enabler behind our rapidly urbanising built environment. Yet despite its ubiquity …
forms a key enabler behind our rapidly urbanising built environment. Yet despite its ubiquity …
Modelling of concrete fracture at aggregate level using FEM and DEM based on X-ray μCT images of internal structure
M Nitka, J Tejchman - Engineering fracture mechanics, 2015 - Elsevier
The paper describes two-dimensional meso-scale numerical results of fracture in notched
concrete beams under quasi-static three-point bending. Concrete was modelled as a …
concrete beams under quasi-static three-point bending. Concrete was modelled as a …
Energy approach to brittle fracture in strain-gradient modelling
L Placidi, E Barchiesi - Proceedings of the Royal Society …, 2018 - royalsocietypublishing.org
In this paper, we exploit some results in the theory of irreversible phenomena to address the
study of quasi-static brittle fracture propagation in a two-dimensional isotropic continuum …
study of quasi-static brittle fracture propagation in a two-dimensional isotropic continuum …
[HTML][HTML] Meso-scale approach to modelling the fracture process zone of concrete subjected to uniaxial tension
A meso-scale analysis is performed to determine the fracture process zone of concrete
subjected to uniaxial tension. The meso-structure of concrete is idealised as stiff aggregates …
subjected to uniaxial tension. The meso-structure of concrete is idealised as stiff aggregates …
Hierarchical microstructure based crystal plasticity-continuum damage mechanics approach: Model development and validation of rolling contact fatigue behavior
A microstructure-based integrated crystal plasticity (CP) and continuum damage mechanics
(CDM) model is proposed for simulating rolling contact fatigue (RCF). The damage process …
(CDM) model is proposed for simulating rolling contact fatigue (RCF). The damage process …
[HTML][HTML] Buckling analysis of Silicon carbide nanotubes (SiCNTs) with surface effect and nonlocal elasticity using the method of HDQ
As the parallel to the advancement of technology in nano-sizes, the importance of
nanotubes is rising every day. The mostly worked and used nanotubes are Carbon …
nanotubes is rising every day. The mostly worked and used nanotubes are Carbon …
Experimental investigations of fracture process in concrete by means of X‐ray micro‐computed tomography
Ł Skarżyński, J Tejchman - Strain, 2016 - Wiley Online Library
The paper describes investigation results on fracture in notched concrete beams under
quasi‐static three‐point bending by the X‐ray micro‐computed tomography. The two …
quasi‐static three‐point bending by the X‐ray micro‐computed tomography. The two …
A gradient enhanced plasticity–damage microplane model for concrete
Computational modeling of concrete poses two main types of challenges. The first is the
mathematical description of local response for such a heterogeneous material under all …
mathematical description of local response for such a heterogeneous material under all …
Adaptive coupling between damage mechanics and peridynamics: A route for objective simulation of material degradation up to complete failure
The objective (mesh-independent) simulation of evolving discontinuities, such as cracks,
remains a challenge. Current techniques are highly complex or involve intractable …
remains a challenge. Current techniques are highly complex or involve intractable …