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Discrete element model for cracking in defective ceramics under uniaxial compression
In this study, an improved discrete element model (DEM) is developed to understand the defect effect in ceramic cracking process. First, model...
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Discrete element model for effective electrical conductivity of spark plasma sintered porous materials
This paper aims to analyse electrical conduction in partially sintered porous materials using an original resistor network model within discrete...
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Dimensionless quantities in discrete element method: powder model parameterization for additive manufacturing
Powder bed-based additive manufacturing processes offer an extended freedom in design and enable the processing of metals, ceramics, and polymers...
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Discrete element model for powder grain interactions under high compressive stress
A reduced order, nonlocal model is proposed for the contact force between initially spherical particles under compression. The model in effect...
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Discrete element analysis of hydraulic stimulation in a slate geothermal reservoir using the ubiquitous foliation model
This study employs the discrete element method for a series of coupled hydro-mechanical analyses aimed at investigating the hydraulic stimulation...
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An Innovative Coupled Common-Node Discrete Element Method-Smoothed Particle Hydrodynamics Model Developed with LS-DYNA and Its Applications
In this study, a common-node DEM-SPH coupling model based on the shared node method is proposed, and a fluid–structure coupling method using the...
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Parameter Calibration of a Discrete Element Model for Three-Compartment Separation and Fragmentation of Castor Capsules During Harvesting
PurposeIn order to analyze the damage of castor capsule during mechanical harvesting, it is necessary to establish a suitable model and obtain the...
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Contact model and elastic deformation analysis of plate structure based on the discrete element method
In this investigation, a discrete element model of single-layer arranged particles, which is suitable for solving problems of plate structures, is...
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Evaluation of the dynamic behavior of cemented granular soil by the three-dimensional discrete element bonded contact model
In the present study, the three-dimensional discrete element method bond contact model is developed to evaluate the dynamic behavior of cemented...
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Hybrid Lattice-discrete element method for ballast modeling
Railway ballast modeling can be performed by different approaches, through continuous or discrete models, which have their comparative advantages and...
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Time domain coupling of the boundary and discrete element methods for 3D problems
This paper presents an extension of the authors’ previously developed interface coupling technique for 2D problems to 3D problems. The method...
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A P-Delta Discrete Macro-Element Model for Rocking Masonry Walls
This paper presents a robust and accurate P-Delta Discrete Macro-Element Method (DMEM) formulation to assess the out-of-plane (OOP) rocking behavior...
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Determination of Physical Properties for Discrete Element Model on the Nanji-Type Garlic Cloves
PurposeAgricultural machines, which increase the convenience of agricultural work and enable mass production, are mechanical systems that inevitably...
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Advances in Discrete Element Modeling of Asphalt Mixture: A Literature Review
The complicated composition structure of the asphalt mixture makes it difficult to determine its multi-scale performance. It is impossible to...
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Mechanical response analysis of disintegrated carbonaceous mudstone based on discrete element method
The paper aims to study the mechanical characteristics of disintegrated carbonaceous mudstone in a triaxial stress state from a micro-perspective of...
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Study on the influence of seismic intensity on the mechanical properties of ballast bed based on discrete element method
To explore the impact of seismic intensity on the working performance of ballasted track bed, the seismic acceleration corresponding to earthquakes...
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General polygon mesh discrete element method for arbitrarily shaped particles and complex structures based on an energy-conserving contact model
Interactions between irregular particles and structures always exist in the natural environment and industrial production process. For the desired...
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Identical calibration approach in discrete element method for modeling mechanical properties in fiber- and particle-reinforced composites
This study explores the mechanical properties of particle- and unidirectional fiber-reinforced composite materials using the discrete element method...
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Discrete element modeling of effect of interfacial roughness and pre-crack on crack propagation in thermal barrier coatings
Particle erosion is a major failure mechanism in thermal barrier coatings. In this work, a discrete element model is developed to simulate the crack...
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Discrete element modeling of delamination behavior in thermal barrier coating
Delamination is a common failure mode in thermal barrier coatings (TBCs). In this work, we present an improved discrete element (DE) model to...
