A theoretical model for the stress distribution in granular matter. II. Forces in pipes

Physica A: Statistical Mechanics and its Applications

Volumn 226, Issue 1-2, 1996, Pages 12-24

  Mounfield, C C ^a   Edwards, S F ^a  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0038229979     PISSN: 03784371     EISSN: None     Source Type: Journal    
DOI: 10.1016/0378-4371(95)00376-2     Document Type: Article

References (4)

1. S.F. Edwards, C.C. Mounfield, Physica A 226 (1996) 1, this issue, paper I.
2. J. Duran, T. Mazozi, S. Luding, E. Clement, J. Rajchenbach, preprint. The existence of quasi-static arches has been tentatively postulated to be the mechanism by which microcracks are formed in gravitationally decompacting granular matter. This work however predicts that the arch shape will be triangular (Fig. 4b) and not a catenary as we have predicted (Fig. 4a).
3. See, e.g., H.S.M. Coxeter, Introduction to Geometry (Wiley, 1969). It is of course well known that problems such as those pertaining to suspension bridges are of a similar nature to the arch profiles in vertical silos.
4. ij. The difficulty here however is that the constitutive relation is unknown.