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Title: Radiographic study for sympathetic detonation of 500-lb bombs

Conference ·
OSTI ID:5972295

Flash radiography have determined the size and velocity vectors in the near field of fragments from tail- and side-initiated MK 82 MOD 1, general-purpose bombs. Excellent radiographs have been acquired from nine separate tests. Unlike arena tests, the radiographs were taken 75 to 125 cm from the case and show that the fragments peel off the case in long strips. A major concern in the design and execution of the experiments was the protection of the 450-kV x-ray heads and the film cassettes from fragments and blast produced by the 500-lb bombs. The velocity and size data, along with optical and electronic pin data, were used to characterize the fragments of the donor bomb in a donor-acceptor sympathetic detonation system study. The bombs were found to contain large shrink voids, randomly located from bomb to bomb, in the explosive Tritonal fill. Characteristics of the fragments from the void side if the bomb were found to be as much as 10% different from the nonvoid side and were much less reproducible than the fragments characteristics of the nonvoid side. The data collected will be useful in evaluating sympathetic detonation mitigation systems designed for use with the bombs. Such mitigation systems may be required for mass storage methods to meet the evolving insensitive munition requirements. 13 refs., 7 figs.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
DOE Contract Number:
W-7405-ENG-36
OSTI ID:
5972295
Report Number(s):
LA-UR-89-1936; CONF-890885-5; ON: DE89014263
Resource Relation:
Conference: Flash radiography topical symposium, Portland, OR, USA, 15-18 Aug 1989; Other Information: Portions of this document are illegible in microfiche products
Country of Publication:
United States
Language:
English