[PDF] Top 20 Influence of grading on undrained behavior of granular materials
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Influence of grading on undrained behavior of granular materials
... Tested materials As discussed above, several factors may influence the undrained behavior of granular ...significance of the ... Voir le document complet
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Grading-Dependent Behavior of Granular Materials: From Discrete to Continuous Modeling
... Calibration of Model Constants The proposed model requires the calibration of 12 ...part of the calibration requires triaxial com- pression tests at different values of the initial void ratio ... Voir le document complet
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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
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Pressure dependence of the electrical transport in granular materials
... form of the distribution of the resistances at small ...fects of the dimension, we can also compare how ”quickly” the resistance of the medium converges to the ”effective resistance” as the ... Voir le document complet
21
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] , pictured ... Voir le document complet
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Adaptation of granular solid hydrodynamics for modeling sand behavior
... 5000 kPa) for three values of parameter of the evolutions of (a) the elastic deviatoric strain versus axial strain, b) elastic deviatoric-elastic volumetric strain path [r] ... Voir le document complet
408
Evolution of particle size distributions in crushable granular materials
... distribution of Apollonian packings with exponent α ' ...emergence of a pore-filling power-law size distribu- tion by fragmentation is remarkable as it suggests that the particle breakup down to small sizes ... Voir le document complet
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Compaction behavior of out-of-autoclave prepreg materials
... cost of the nitrogen gas used to pressurize the vessel, poor energy efficiency, and long cycle ...dimensions of the part that can be produced to the inner diameter of the ...formation of ... Voir le document complet
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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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Modeling soft granular materials
... context of multi-mesh algorithm, each grain maps in its proper background ...type of grids for the transfer of nodal quantities from proper meshes to the common ...equations of motion P ... Voir le document complet
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Thermomechanical Behavior of Dissipative Composite Materials
... Thermomechanical Behavior of Dissipative Composite Materials thermomechanical response of dissipative materials and composites, and to identifying robust and accurate computational ... Voir le document complet
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Compaction Behavior Of Out-of-Autoclave Prepreg Materials
... function of the Compaction time and void representative pictures (Blue) As expected, the porosity decreases with the compaction time (Figure 6), as air gets sucked away from the laminate, although, we can expect ... Voir le document complet
8
Predicting the settlement of coarse granular materials under vertical loading
... prediction of settlement in coarse granular materials under cyclic ...function of the number of cycles occurs in three stages with nearly the same functional dependence but varying with ... Voir le document complet
6
Internal erosion of chemically reinforced granular materials: a granulometric approach
... (IE) of chemically reinforced granular materials results in dislodgement of particles from their rigid skeleton due to seepage ...amount of binding agent used to reinforce the ... Voir le document complet
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Radicalar probes to measure the action of energy on granular materials
... absence of powder (or when the quantity of powder inside the pot is small) and submitted to sinusoidal ...case of resonance, the oscillation periods of the pot and of the ball are ... Voir le document complet
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Design and fabrication of granular materials for surface acoustic waves
... 5.2 those three curves (the dashed black curve for normal Rayleigh wave, the solid black curve for modulated Rayleigh wave on granular crystal, and the solid blue line for wavegu[r] ... Voir le document complet
137
Numerical and theoretical investigation of the surface flows of granular materials on heaps
... heap of particles is first formed in the ...surface of the ...stable granular heap and a steady-state surface fl ow upon ...similarity of the flow patterns in both numerical and physical ... Voir le document complet
9
Effects of shape and size polydispersity on strength properties of granular materials
... Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA (Received 25 September 2014; published 18 March 2015) By means of extensive contact dynamics simulations, we analyze the ... Voir le document complet
10
Determination of porosity from shrinkage curves during sintering of granular materials
... implementation of an analytical model to determine the porosity of a granular material during reactive and nonreactive ...interpretation of this model is proposed to calculate the porosity by ... Voir le document complet
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Undrained cyclic behaviour of Beaufort Sea silt
... NRC Publications Archive Archives des publications du CNRC This publication could be one of several versions: author’s original, accepted manuscript or the publisher’s version. / La version de cette publication ... Voir le document complet
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