On a viscoplastic model for rocks with mechanism-dependent characteristic times

Acta Geotechnica

Volumn 1, Issue 2, 2006, Pages 89-106

  Fossum, A F ^a   Brannon, R M ^a  

^a SANDIA NATIONAL LABORATORIES   (United States)

Author keywords

Geomechanics; Kolsky bar; Plasticity; Rock mechanics; Shock loading; Strain rate sensitivity; Viscoplasticity

Indexed keywords

COLLAPSE; FAILURE MECHANISM; MICROCRACK; MICROMECHANICS; NUMERICAL MODEL; ROCK MECHANICS; STRAIN RATE; TIME DEPENDENT BEHAVIOR; VISCOPLASTICITY;

EID: 33748853687     PISSN: 18611125     EISSN: 18611133     Source Type: Journal    
DOI: 10.1007/s11440-006-0010-z     Document Type: Article

References (19)

1. Arguello JG, Fossum AF, Zeuch DH, Ewsuk KG (2001) Continuum-based FEM modeling of alumina powder compaction. KONA 19:166-177
2. Duvaut G, Lions JL (1972) Les inequations en mecanique et en physique. Dunod, Paris
3. Fossum AF, Brannon RM (2004) The Sandia GeoModel: theory and user's guide. Technical report No SAND2004-3226 UC-405, Sandia National Laboratories, Albuquerque
4. Fossum AF, Brannon RM (2004) Unified compaction/dilatation, strain-rate sensitive, constitutive model for rock mechanics structural analysis applications. In: Proceedings of the 6th North America rock mechanics symposium: rock mechanics across borders and disciplines, Houston, in CD-ROM
5. Possum AF, Fredrich JT (2000) Cap plasticity models and compactive and dilatant pre-failure deformation. In: Girard J, Liebman M, Breeds C, Doe T (eds) Pacific rocks 2000: rock around the rim. A.A. Balkema, Amsterdam, pp 1169-1176
6. Possum AF, Senseny PE, Pfeifle TW, Mellegard KD (1994) Experimental determination of probability distributions for parameters of a Salem limestone cap plasticity model. Mech Mat 21:119-137
7. Foster CD, Regueiro RA, Fossum AF, Borja RI (2005) Implicit numerical integration of a three-invariant, isotropic/kinematic hardening cap plasticity model for geomaterials. Comp Meth Appl Mech Eng 194:5109-5138
8. Frew DJ, Forrestal MJ, Chen W (2001) A split Hopkinson pressure bar technique to determine compressive stressstrain data for rock materials. Exp Mech 41:40-46
9. Frew DJ, Forrestal MF, Akers SA (2006) A triaxial Hopkinson pressure bar technique to determine compressive stress-strain data for rock materials, (in press)
10. Gudehus G (1973) Elastoplastische stoffgleichungen fur Trockenen sand. Ingenieur Arch 42:151-169
11. Kolsky H (1949) An Investigation of the mechanical properties of materials at very high rates of loading. Proc R Soc Lond B 62:676-700
12. Kolsky H (1963) Stress waves in solids. Dover, New York
13. Larson DB, Anderson GD (1979) Plane shock wave studies of porous geologic media. J Geophys Res 84:4592-4600
14. Lee MY, Fossum AF, Costin LS, Bronowski D (2002) Frozen soil material testing and constitutive modeling. Technical report No SAND2002-0524, Sandia National Laboratories, Albuquerque
15. Pelessone D (1989) A modified formulation of the cap model. Technical report No GA-C19579, Gulf Atomics
16. Schwer LE, Murry YD (1994) A three-invariant smooth cap model with mixed hardening. Int J Num Anal Meth Geomech 18:657-688
17. Senseny PE, Fossum AF, Pfeifle TW (1983) Non-associative constitutive laws for low porosity rocks. Int J Num Anal Meth Geomech 7:101-115
18. Warren TL, Fossum AF, Frew DJ (2004) Penetration into low strength (23 MPa) concrete: target characterization and simulations. Int J Impact Eng 30:477-503
19. Willam KG, Warnke EP (1975) Constitutive model for the triaxial behavior of concrete. In: Concrete structures subjected to triaxial stresses. ISMES, Bergamo