An evaluation of several hardening models using taylor cylinder impact data

European Congress on Computational Methods in Applied Sciences and Engineering, ECCOMAS 2000

Volumn , Issue , 2000, Pages

  Zocher, Marvin A ^a   Maudlin, Paul J ^a   Chen, Shuh Rong ^a   Flower Maudlin, Elane C ^a  

^a LOS ALAMOS NATIONAL LABORATORY   (United States)

Author keywords

Flow stress; Hardening model; Plasticity; Taylor cylinder

Indexed keywords

ANISOTROPIC YIELDS; ASSOCIATIVE FLOWS; DEVIATORIC STRESS; HARDENING MODEL; ISOTROPIC HARDENINGS; RATE INDEPENDENTS; SEMI-IMPLICIT METHODS; THREE-DIMENSIONAL CONTINUUM MECHANICS;

COMPUTATIONAL METHODS; CONTINUUM MECHANICS; CYLINDERS (SHAPES); PLASTIC FLOW; PLASTICITY;

HARDENING;

EID: 84893430423     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (12)

1. G.R. Johnson and W.H. Cook, "A Constitutive Model and Data for Metals Subjected to Large Strain, High Strain Rates, and High Temperatures, " Proceedings, 7th International Symposium on Ballistics, The Hague, The Netherlands, 541-548 (1983).
2. D.J. Steinberg, S.G. Cochran and M.W. Guinan, "A Constitutive Model for Metals Applicable to High-Strain Rate, " Journal of Applied Physics, 51, 1498-1504 (1980).
3. P.S. Follansbee and U.F. Kocks, "A Constitutive Description of the Deformation of Copper Based on the use of the Mechanical Threshold Stress as an Internal State Variable, " Acta Metallica, 36, 82-93 (1988).
4. P.J. O'Rourke and M.S. Sahota, "A Variable Explicit/Implicit Numerical Method for Calculating Advection on Unstructured Meshes, " Journal of Computational Physics, 143, 312-345 (1998).
5. P.J. Maudlin and S.K Schiferl, "Computational Anisotropic Plasticity for High-Rate Forming Applications, " Computer Methods in Applied Mechanics and Engineering, 131, 1-30 (1996).
6. T.J.R. Hughes and J. Winget, "Finite Rotation Effects in Numerical Integration of Rate Constitutive Equations Arising in Large-Deformation Analysis, " International Journal for Numerical Methods in Engineering, 15, 1862-1867 (1980).
7. J.K. Dienes, "On the Analysis of Rotation and Stress Rate in Deforming Bodies, " Acta Mechanica, 32, 217-232 (1979).
8. L.E. Malvern, Introduction to the Mechanics of a Continuous Medium, Prentice- Hall, (1969).
9. R. Hill, The Mathematical Theory of Plasticity, Oxford Press, London, Chapter 12, (1950).
10. S. Nemat-Nasser, "Rate-Independent Finite-Deformation Elasto-Plasticity:A New Explicit Constitutive Algorithm, " Mechanics of Materials, 11, 235-249 (1991).
11. G.R. Johnson and T.J. Holmquist, "Test Data and Computational Strength and Fracture Model Constants for 23 Materials Subjected to Large Strains, High Strain Rates, and High Temperatures, " LA-11463-MS, Los Alamos National Laboratory, Los Alamos, NM (1989).
12. D.J. Steinberg, "Equation of State and Strength Properties of Selected Materials, " UCRL-MA-106439, Change 1, Lawrence Livermore National Laboratory, Livermore, CA (1996).