A continuum-like discrete description of granular media

Powders and Grains 2005 - Proceedings of the 5th International Conference on Micromechanics of Granular Media

Volumn 1, Issue , 2005, Pages 135-139

  Froiio, F ^a   Vardoulakis, I ^a  

^a NATIONAL TECHNICAL UNIVERSITY OF ATHENS   (Greece)

Author keywords

[No Author keywords available]

Indexed keywords

BALANCE LAW; CAUCHY STRESS TENSORS; COSSERAT; COUPLE STRESS; GRANULAR MEDIA; MECHANICAL FEATURE; MICRO-SCALES; PHYSICAL INTERPRETATION;

CONTINUUM MECHANICS; MICROMECHANICS; POWDERS;

GRANULAR MATERIALS;

EID: 84857524049     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (13)

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3. Bardet, J.P. & Vardoulakis, I. 2001. The asymmetry of stress in granular media. Int. J. Solids Struct., 38, 353-367.
4. Cosserat, E. & Cosserat, F. 1909. Théorie de corps deformable. Paris: Hermann.
5. Cundall, P.A. & Strack, O.D.L. 1979. A discrete numerical model for granular assemblies. Géotechnique, 29, 47-65.
6. Ehlers, W. Ramm, E. Diebels, S. & D'Addetta, G. 2003. From particle ensembles to Cosserat continua: homogenization of contact forces towards stresses and couple stresses. Int. J. Solids Struct., 40, 6681-6702.
7. Ehlers, W. & Volk, W. 1998. On theoretical and numerical methods in the theory of porous media based on polar and non-polar elasto-plastic solid materials. Int. J. Solids Struct., 35, 4597-4617.
8. Froiio, F. Vardoulakis, I. & Tomassetti, G. (in preparation). Mechanics of granular media - The discrete and the continuum description juxtaposed.
9. Kruyt, N.P. 2003. Statics and kinematics of discrete Cosserat-type granular materials Int. J. Solids Struct., 40, 511-534.
10. Mindlin, R.D. 1963. Effect of couple stresses on stress concentrations. Exp. Mech., 3, 1-7.
11. Mühlhaus, H.B. & Vardoulakis, I. 1987. The thickness of shear bands in granular materials. Géotechnique, 37, 271-283.
12. Papanastasiou, P. & Vardoulakis, I. 1992. Numerical treatment of progressive localization in relation to borehole stability. Int. J. Num. Anal. Meth. Geomech., 16, 389-424.
13. Satake, M. 1968. Some consideration on the mechanics of granular materials. In E. Kröner (ed), Generalized Cosserat Continuum and the Continuum Theory of Dislocations with Applications; Proc. IUTAM symp., Freudenstadt, Germany, 28 August-2 September 1967. Berlin: Springer-Verlag.