The Discrete element method (DEM) is an invaluable tool for studying comminution as it provides detailed information that can help with process analysis as well as trying out new equipment designs before the equipment is physically built. The DEM was used to analyse previous experimental work to gain some insight into the comminution …
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"Discrete element modeling for predicting breakage behavior and fracture energy of a single particle in a jaw crusher." Int. J. Miner. Process., 94(1–2), 83–91.
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With a lab-scale jaw crusher as a test case, an optimisation was made on how to operate it most energy-efficiently by using an evolutionary algorithm numerical method. For a selected optimised case an attempt was made to simulate the jaw crusher using a commercial software for discrete element modelling (DEM), after first simulating single ...
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minerals Article Torque Analysis of a Gyratory Crusher with the Discrete Element Method Manuel Moncada 1,2, *, Patricio Toledo 1, Fernando Betancourt 2 and Cristian G. Rodríguez 1 1 2 * Citation: Moncada M.; …
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The objective of this paper is to simulate the effects of segregation of the feed material enteringthe hopper on top of a typical cone crusher. The commercially available Discrete Element Method ...
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In this work, the PFC3D discrete element method (DEM) software was employed to model the crushing behavior of some rocks with different mechanical …
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To gain a better insight into the comminution process in this device, discrete element modeling (DEM) simulations were conducted to study the breakage of a single particle for the crusher operated under two different dynamic conditions, i.e., (1) a stationary top disc and (2) both discs rotating at the same speed.
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In the presented work, a model of the crushing process in a jaw crusher using the Discrete Element Method (MDE) was realized. The use of modern software allowed studying in detail the impact of the cheeks of the crusher on the crushing material. In the article, the process of modeling is considered step by step, starting with the …
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In order to analyze the force condition and crushing power of crusher teeth plate, the discrete element method models of jaw crusher and double-cavity jaw crusher are set up respectively using ...
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In the presented work, a model of the crushing process in a jaw crusher using the Discrete Element Method (MDE) was realized. The use of modern software allowed …
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The Discrete Element Method (DEM) is a numerical method that is able to simulate the mechanical behavior of bulk solids flow using spheres or polyhedral elements, offering a powerful tool for ...
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The gyratory crusher is one of the most important mineral processing assets in the comminution circuit, and its production performance directly impacts the circuit throughput. Due to its higher energy utilisation rate for rock breakage than semi-autogenous (SAG/AG) milling, it is a common practice in operations to promote and optimise primary …
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With a lab-scale jaw crusher as a test case, an optimisation was made on how to operate it most energy-efficiently by using an evolutionary algorithm numerical …
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A discrete element method (DEM) model of the crushing process of a toothed double-roll crusher (TDRC) is established using the bonded particle model. DEM results and experimental data are compared quantitatively and a relatively good agreement is observed. The effects of rotation speed and structure of crushing rolls on the …
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In the present study, Discrete Element Method (DEM) technique was applied to model the fracture behavior of a single spherical and cubic rock in a …
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The Discrete Element Method (DEM) is a numerical method that is able to simulate the mechanical behavior of bulk solids flow using spheres or polyhedral elements, offering a powerful tool for equipment design and optimization through modeling and simulation. The present work uses a Particle Replacement Model (PRM) embedded in …
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The numerical model presented in this paper uses the discrete element method, which suggests that the material can be modeled by a large set of discrete elements (particles) of a spherical shape ...
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The output product of a jaw crusher was studied by Olaleye, 2010, Mu et al., 2013 in terms of how it varies with ore body strength as well as using Discrete Element Modelling (DEM) techniques. A useful and trustworthy model requires an understanding of the modelling approach and the involved physics.
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The discrete element method (DEM) has been implemented to model abrasive wear on steel plates that interact with bulk solids, such as crushed copper ore. ... The jaw crusher they used was choke fed with quartzite of size 8–11 mm, resulting in compressive force peaks of 6–13 kN per crushing cycle. Show abstract. The majority of …
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To gain a better insight into the comminution process in this device, discrete element modeling (DEM) simulations were conducted to study the breakage of a single particle for the crusher operated ...
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Compressive crushing has been proven to be one of the most energy efficient principles for breaking rock particles (Schönert, 1979). In this paper the cone crusher, which utilizes this mechanism, is investigated using the discrete element method (DEM) and industrial scale experiments.
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"The aim of this paper is to study the numerical modeling of the crushing process in a jaw crusher with complex motion jaws using Discrete Element Method (DEM). The main goals are to ensure the conformity of numerical simulation results to the experimental data, optimize the operating modes and the crusher design and develop …
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DEM Simulation of Laboratory-Scale Jaw Crushing of a Gold-Bearing Ore Using a Particle Replacement Model. The Discrete Element Method (DEM) is a …
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The Discrete Element Method (DEM) is a numerical method that is able to simulate the mechanical behavior of bulk solids flow using spheres or polyhedral …
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The design of the swing jaw plate is proposed using point-load deformation failure relationships along with interactive failure of rock particles as a model for such a reduction in deflection value. Traditionally, stiffness of swing plates has not been varied with changes in rock strength. Rock strength has only been of interest because of the need to know …
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CONE CRUSHER MODELLING AND SIMULATION Development of a virtual rock crushing environment based on the discrete element method with industrial scale experiments for validation Master of Science Thesis JOHANNES QUIST Department of Product and Production Development Division of product development CHALMERS …
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This study describes a model of the crushing process in a jaw crusher developed using the Discrete Element Method (DEM). The use of advanced software enabled a detailed study of the impact ...
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First, the discrete element method (DEM) analysis model of the iron ore based on the bonded-particle model (BPM) is established. On this basis, the impacts of the mantle shaft angle, the concave angle, the eccentric angle, and the mantle shaft speed on the gyratory crusher performance are explored by the method of combination of DEM …
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A gyratory crusher is a key mineral processing asset in a comminution circuit. Monitoring and predicting the crusher liner wear is essential to ensure the throughput and product quality are maintained during production. This study developed a digital sensor and a discrete element modelling (DEM)-coupled methodology to monitor …
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In the present study, Discrete Element Method (DEM) technique was applied to model the fracture behavior of a single spherical and cubic rock in a laboratory jaw …
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The considered crusher was closest to the jaw crusher. Therefore, ... To optimize the crushing chamber of the gyratory crusher, the discrete element method (DEM) is used to explore the influence ...
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In order to analyze the force condition and crushing power of crusher teeth plate, the discrete element method models of jaw crusher and double-cavity jaw crusher are set up respectively using ...
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Semantic Scholar extracted view of "Assessing the energy efficiency of a jaw crusher" by Daniel Legendre et al. ... The Discrete Element Method (DEM) is a numerical method that is able to simulate the mechanical behavior of bulk solids flow using spheres or …
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The forces on the crusher jaw and bearings, the crusher body geometry and crusher material (via fatigue analysis), and the dynamic performance of the system (via vibration analysis of the carrier system) were examined as the outcome of the FEM (Finite Element Method) and DEM (Discrete Element Method) analyses performed after the …
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This study describes a model of the crushing process in a jaw crusher developed using the Discrete Element Method (DEM). The use of advanced software enabled a detailed study of the impact ...
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DOI: 10.1016/j.powtec.2020.07.034 Corpus ID: 224851552; Simulation and optimization of gyratory crusher performance based on the discrete element method @article{Chen2020SimulationAO, title={Simulation and optimization of gyratory crusher performance based on the discrete element method}, author={Zeren Chen and …
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"The aim of this paper is to study the numerical modeling of the crushing process in a jaw crusher with complex motion jaws using Discrete Element Method …
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Cleary P W [4] simulated the crushing model by using discrete element method, and studied the existing jaw crusher based on the estimation of power, particle size distribution, productivity and ...
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This review paper has focused on optimisation of energy consumption during comminution process within the crushing chambers of a single toggle jaw crusher using Genetic Algorithms (GA) and Discrete Element Modelling (DEM). This review paper has focused on optimisation of energy consumption during comminution process within the …
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