scholarly journals A Virtual Test Facility for Simulating Detonation-Induced Fracture of Thin Flexible Shells

Author(s):  
Ralf Deiterding ◽  
Fehmi Cirak ◽  
Sean P. Mauch ◽  
Daniel I. Meiron
2006 ◽  
Vol 22 (3-4) ◽  
pp. 325-347 ◽  
Author(s):  
Ralf Deiterding ◽  
Raul Radovitzky ◽  
Sean P. Mauch ◽  
Ludovic Noels ◽  
Julian C. Cummings ◽  
...  

2000 ◽  
Vol 2 (2) ◽  
pp. 42-53 ◽  
Author(s):  
M. Aivazis ◽  
W.A. Goddard ◽  
D. Meiron ◽  
M. Ortiz ◽  
J. Pool ◽  
...  

Author(s):  
J. J. Laidler ◽  
B. Mastel

One of the major materials problems encountered in the development of fast breeder reactors for commercial power generation is the phenomenon of swelling in core structural components and fuel cladding. This volume expansion, which is due to the retention of lattice vacancies by agglomeration into large polyhedral clusters (voids), may amount to ten percent or greater at goal fluences in some austenitic stainless steels. From a design standpoint, this is an undesirable situation, and it is necessary to obtain experimental confirmation that such excessive volume expansion will not occur in materials selected for core applications in the Fast Flux Test Facility, the prototypic LMFBR now under construction at the Hanford Engineering Development Laboratory (HEDL). The HEDL JEM-1000 1 MeV electron microscope is being used to provide an insight into trends of radiation damage accumulation in stainless steels, since it is possible to produce atom displacements at an accelerated rate with 1 MeV electrons, while the specimen is under continuous observation.


2018 ◽  
Vol 46 (3) ◽  
pp. 174-219 ◽  
Author(s):  
Bin Li ◽  
Xiaobo Yang ◽  
James Yang ◽  
Yunqing Zhang ◽  
Zeyu Ma

ABSTRACT The tire model is essential for accurate and efficient vehicle dynamic simulation. In this article, an in-plane flexible ring tire model is proposed, in which the tire is composed of a rigid rim, a number of discretized lumped mass belt points, and numerous massless tread blocks attached on the belt. One set of tire model parameters is identified by approaching the predicted results with ADAMS® FTire virtual test results for one particular cleat test through the particle swarm method using MATLAB®. Based on the identified parameters, the tire model is further validated by comparing the predicted results with FTire for the static load-deflection tests and other cleat tests. Finally, several important aspects regarding the proposed model are discussed.


1979 ◽  
Author(s):  
G. TRUMP ◽  
E. JAMES ◽  
R. VETRONE ◽  
R. BECHTEL

1992 ◽  
Author(s):  
W. MORREN ◽  
PAUL LICHON
Keyword(s):  

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