[PDF] Top 20 Behavior of Granular Materials Affected by Grain Breakage
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Behavior of Granular Materials Affected by Grain Breakage
... Behavior of Granular Materials Affected by Grain Breakage 1 ...failures of structures have often incited research and increased ...knowledge of the ... Voir le document complet
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Modeling Mechanical Behavior of Very Coarse Granular Materials
... results of this study, one can suggest a procedure for modeling very coarse granular materials for which experimental behavior is not accessible because of the lack of adapted ... Voir le document complet
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A constitutive model for granular materials considering grain breakage
... Department of Civil Engineering, Shanghai Jiao Tong University, Shanghai 200240, China; 3 Research Institute in Civil and Mechanical Engineering, UMR CNRS 6183, Ecole Centrale de Nantes, 44321 Nantes, France A ... Voir le document complet
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Experimental framework for evaluating the mechanical behavior of dry and wet crushable granular materials based on the particle breakage ratio
... dry materials (squares symbols) require more W p to reach a given B r , compared to saturated and flooded cases, which can be considered as ...reduction of the fracture toughness when the water content ... Voir le document complet
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Rheology of granular materials composed of crushable particles
... independent of confining stress in the quasi-steady state. As to the evolution of particle size distribution, we found two complementary behaviors: 1) The memory of the particle size range is ... Voir le document complet
11
Compaction of granular materials composed of deformable particles
... compression of a soft particle system In this section, we use the BPM and MPM procedures to analyze the compaction of a packing of soft ...composed of 300 soft circular particles confined ... Voir le document complet
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Rheology of granular materials composed of nonconvex particles
... loss of double contacts in the residual state compared to the initial isotropic state for all values of ...proportion of double-simple and triple contacts are nearly the ...minimum of the ... Voir le document complet
15
Mechanical behavior of polycrystalline materials
... By construction, the mean-field model leads to uniform stress in W layers, whereas stress heterogeneity is evidenced in the full-field approach; it comes from the heterogeneous deformati[r] ... Voir le document complet
22
Dislocation-based model for the prediction of the behavior of b.c.c. materials – grain size and strain path effects
... simulation of such processes, an appropriate constitutive model that properly describes material behavior at large strain is ...macroscopic behavior is closely related to the evolution of the ... Voir le document complet
33
3D Multi-Scale Segmentation Of Granular Materials
... Example of 3D mesh on a segmented image of a granular ...problems of image segmentation, due to some artefacts generated during the ...case of granular materials, we have ... Voir le document complet
7
A two yielding surface elasto-plastic model with consideration of grain breakage
... account grain rupture in the constitutive model As shown in Figure 1, the critical state line in the e − log ' p plane depends on the grain size ...If grain breakage occurs during loading, the ... Voir le document complet
9
Internal states, stress-strain behavior and elasticity in oedometrically compressed model granular materials
... words: Granular Materials, DEM, Oedometric compression, Elasticity ...behaviour of a model granular material (an assembly of slightly poly- disperse spherical beads, with Hertz-Mindlin ... Voir le document complet
13
Cohesive granular materials composed of nonconvex particles
... Cohesive granular materials are at the heart of a variety of engineering applications in particle processing, soil me- chanics, and powder ...strength of such materials can be ... Voir le document complet
19
Agglomeration of wet granular materials in rotating drum
... AGGLOMERATION OF WET GRANULAR MATERIAL IN ROTATING DRUM THANH-TRUNG VO , SAEID NEZAMABADI , JEAN-YVES DELENNE , FARHANG RADJAI 1 1 2 1,3 Laboratoire de Mécanique et Génie Civil (LMGC), Université de ... Voir le document complet
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Unusual thermoelectric behavior of packed crystalline granular metals
... studies of the electrical resistance R 共T兲 of inhomogeneous composites have been of continuing interest, 20,21 with much emphasis on low-temperature phe- nomena because of superconductivity ... Voir le document complet
8
Discrete numerical analysis of failure modes in granular materials
... the principle is the same, but stress probes describe a sphere instead of a circle (Fig- ure 5a). 3.2.2 Discrete Element Model In the same way as with the phenomenological constitutive relations, stress probes ... Voir le document complet
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Magnetically affected texture and microstructure evolution during grain growth in zirconium
... the grain microstructure of the investigated Zr specimens after 700°C annealing is not uniform with respect to the grain ...out of the field. These preferential orientations are rotated ... Voir le document complet
7
Evolution of particle size distributions in crushable granular materials
... simulations by the molecular dynam- ics (MD) or discrete element method (DEM) have been increasingly employed in order to get a bet- ter understanding of the particle-scale mechanisms of the ... Voir le document complet
7
Thermomechanical Behavior of Dissipative Composite Materials
... notion of homogenization, which is presented in two different frameworks: one that focuses on homogenization from an engineering point of view, and one that describes the principles of mathematical ... Voir le document complet
10
Continuum Modeling of Secondary Rheology in Dense Granular Materials
... problem of secondary rheology, by using finite-element calculations in the commercial package A BAQUS /S TANDARD [26] ...analogue of the experiments of Reddy, Forterre, and Pouliquen [9] , ... Voir le document complet
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