Progress in the development of dynamic fracture mechanics through viscoplastic-dynamic crack propagation experimentation and analyses

M. F. Kanninen, P. E. O'Donoghue, H. R. Couque, R. J. Dexter

Research output: Contribution to a Journal (Peer & Non Peer)Conference articlepeer-review

Abstract

There are many practical situations in which the initiation of rapid crack propagation cannot be absolutely precluded and where the consequences of a large scale fracture would be catastrophic. For these cases crack arrest fracture mechanics technology is needed. The currently applied procedures utilize linear elastic analyses and corresponding material fracture property characterizations. However, as small-scale yielding conditions are not always satisfied, more advanced viscoplastic-dynamic analyses are now being developed to generalize the technology. The approach that has been taken in this paper is to perform well-instrumented fracture propagation experiments in concert with viscoplastic-dynamic finite-element simulations.

Original languageEnglish
Pages (from-to)105-110
Number of pages6
JournalAmerican Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP
Volume160
Publication statusPublished - 1989
Externally publishedYes
EventASME Pressure Vessels and Piping Conference 1989 - Honolulu, HI, USA
Duration: 23 Jul 198927 Jul 1989

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