discrete element method
Parallel Computing of Discrete Element Method on GPU
... General purpose computing on GPU for scientific computing has been rapidly growing in recent years. We investigate the applicability of GPU to discrete element method (DEM) often used in particle ...
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Ultimate load analysis of BARCOM test model employing the discrete element method
... the Discrete Element Method (DEM) to model one panel of the structure, in which random material properties, large displacements, fracture of concrete and steel yielding were ...
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Modeling and experiments of chewing mechanical properties of pellet feed using discrete element method
... the discrete element method is feasible to simulate the food chewing process but only limited within a two-dimensional plane, the mechanical model of three-dimensional space has not been ...finite ...
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Analysis of the Bulk Coal Transport State of a Scraper Conveyor Using the Discrete Element Method
... the discrete element method (DEM) was introduced to better study the internal and external interaction mechanics of materials and to obtain reliable ...numerical method that was proposed by ...
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Numerical Analysis of Top Coal Recovery Ratio by using Discrete Element Method
... In many circumstances, the assessment of an underground structure is considered as very challenging and costly to execute. However, the modeling with computer provides useful, fast, and real consequences to achieve. ...
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Simulation of soil dynamic properties of a seed opener using the discrete element method (DEM)
... PFC 3D (the Particle Flow Code in Three Dimensions), was used to model soil-opener interaction in this study. PFC 3D employed the Discrete Element Method (DEM) to simulate dynamic behaviours of ...
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Granular flowing characteristics of tower vacuum dryer by 3D discrete element method
... Mechanics Method, CMM and the Discrete Element Method, ...the discrete, independent element, and these elements have a certain geometry, including their shape, size and ...
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A 2D Electromechanical Model of Human Atrial Tissue Using the Discrete Element Method
... such discrete properties and treat cardiac tissue as a continuous medium, which has fundamental ...the discrete element method ...powerful method for studying the electromechanical ...
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Trajectory of Particle Motion by Particle – Particle Contact Using Discrete Element Method
... For this test, parameters corresponding to the tangential and damping forces are set to be zero and the elastic effect alone is studied. This test also confirms the particle-particle interaction. Here the trajectory of ...
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Modeling of flexible wheat straw by discrete element method and its parameter calibration
... The discrete element method (DEM), developed by Cundall and Strack in 1979, is an explicit numerical procedure in which particle-particle/wall interactions are calculated contact by ...
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Modeling and Simulation of Modern Industrial Screens using Discrete Element Method (TECHNICAL NOTE)
... effective method to overcome such limitations in design and optimization ...studies. Discrete element method (DEM) is a numerical approach which computes particles interactions and their ...
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Discrete element method simulation of disc type furrow openers in paddy soil
... SPH method is incompetent to directly resolve the problem of elastic-plastic flows of soil due to the so-called SPH tensile variability [33] ...analytical method and continuum numerical method, a ...
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Static analysis of interaction between twin-tunnels using Discrete Element Method (DEM)
... of discrete particles with dierent sizes, modeling using nite element methods based on the mechanics of a continuous medium is not completely consistent with reality (especially, modeling of conning eect ...
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Analysis of threshed rice mixture separation through vibration screen using discrete element method
... threshing, cleaning and separation work during harvest. A plane vibratory screening device is an important component of the modern combine harvester and has a significant influence on the separation performance. The ...
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Determination of the coefficient of rolling friction of irregularly shaped maize particles by using discrete element method
... 1) This paper proposes a method to determinate the coefficient of rolling friction based on discrete element method (DEM) and physical experiments. Three types of maize models chose from five ...
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Implementation of a time domain random walk method into a discrete element method to simulate nuclide transport in fractured rock masses
... Representative Element Volume ...manifold method (NMM) [23, 24], extended finite element method (XFEM) [25–27], and discrete element method (DEM) [28, ...
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GPU-based Implementation of Discrete Element Method for Simulation of the Geological Fault Geometry and Position
... According to the general formulation of the particle-based methods, one has to compute the forces affecting each particle due to the interaction with all other particles. However, in geomechanical modeling by the ...
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Modelling of interaction between a snow mantle and a flexible structure using a discrete element method
... new method to design avalanche protection nets. This method is based on a cou- pled analysis of both net structure and snow mantle by using a Discrete Element ...
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Numerical simulation of rock fracture using three dimensional extended discrete element method
... We perform three-dimensional numerical simulation of rock fracturing under uniaxial compression by extending the discrete element method (DEM). Rock sample is modeled as an assemblage of about four ...
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Assessment of the Discrete Element Method (DEM) in the prediction of concrete behavior under 3D compression
... the Discrete Element Method (DEM) in numerical determinations of the response up and beyond failure of reinforced concrete structures subjected to impact and impulsive loadings in which tensile ...
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