In this research, a novel three-dimensional Bonded Block Model (BBM) for the Discrete
Element Method is proposed for the simulation of transversely isotropic rocks. The model …

The accurate determination of rock elasticity modulus is crucial for geomechanical analysis
and reliable rock engineering designs. Traditional experimental methods have limitations in …

A high precision back propagation neural network-particle swarm optimization (BP-PSO)
algorithm inversion method is proposed to calibrate the microparameters of the clustered …

To address the instability and failure of fractured rock masses under dynamic loads in deep
underground engineering, this study prepared granite specimens with five different fracture …

Abstract The Discrete Element Method (DEM), also known as distinct element method, is
mainly used to study divided media such as granular materials. Moreover, DEM is also …

Existing numerical models cannot well reproduce the fracturing process and reveal the
underlying mechanisms of rocks under microwave irradiation. In this work, the …

A framework for the discontinuum-based simulation of spalling failure in rock tunnels is
proposed. This innovation involves the combined application of the damage-initiation and …

Railway ballast modeling can be performed by different approaches, through continuous or
discrete models, which have their comparative advantages and disadvantages, such as …

In this paper, a numerical model is presented to represent the fracture process in hard rocks
based on a pseudo‐discontinuum method called the Continuum Voronoi Block Model …

This article proposes a breakable grain scheme and a method to achieve bi-modular elastic
material behavior in grain-based models of rocks using the Hybrid Lattice/Discrete Element …