Impact and Penetration Problems.

Abstract

Impact and Penetration phenomena are investigated by recently established nonlocal continuum theories. Constitutive equations are developed for nonlocal elastic and plastic materials. The problems of nonlocal line crack, half space under punch, plug formation and perforation of visco-plastic plates are solved. The absence of singularities made it possible to introduce several fracture and penetration initiation criteria based on maximum stress hypotheses. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Mar 16, 1981
Accession Number
ADA097413

Entities

People

  • A. C. Eringen
  • N. Ari

Organizations

  • Princeton University

Tags

Communities of Interest

  • Weapons Technologies

DTIC Thesaurus Topics

  • Constitutive Equations
  • Continuum Mechanics
  • Crack Tips
  • Crystal Defects
  • Crystal Lattices
  • Differential Equations
  • Elastic Properties
  • Equations
  • Failure Mode And Effect Analysis
  • Lattice Dynamics
  • Materials
  • Mathematics
  • Mechanics
  • Perforation
  • Plastic Properties
  • Shear Modulus
  • Shear Stresses

Readers

  • Calculus or Mathematical Analysis
  • Materials Science (Mechanical Engineering).
  • Mechanical Engineering/Mechanics of Materials.

Technology Areas

  • Space