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Bulletin of the Polish Academy of Sciences Technical Sciences

The Journal of Polish Academy of Sciences

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Volume 61, Issue 2 (Jun 2013)

Issues

Effect of the mathematical model and integration step on the accuracy of the results of computation of artillery projectile flight parameters

L. Baranowski
  • Corresponding author
  • Faculty of Mechatronics and Aerospace, Military University of Technology, 2 Kaliskiego St., 00-908 Warsaw, Poland
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Published Online: 2013-08-08 | DOI: https://doi.org/10.2478/bpasts-2013-0047

Abstract

In the paper the three different mathematical models of motion of a spin-stabilized, conventional artillery projectile, possessing at least trigonal symmetry, have been introduced. The vector six-degrees-of-freedom (6-DOF) differential equations of motion are an updated edition of those published by Lieske and McCoy and are consistent with STANAG 4355 (Ed. 3). The mathematical models have been used to developing software for simulating the flight of the Denel 155mm Assegai M2000 series artillery projectile and to conduct comprehensive research of the influence of the applied model and integration step on the accuracy and time of computation of projectile trajectory.

Keywords : exterior ballistics; fight dynamics; equations of motion of the projectile; mathematical model

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About the article

Published Online: 2013-08-08

Published in Print: 2013-06-01


Citation Information: Bulletin of the Polish Academy of Sciences: Technical Sciences, ISSN (Print) 0239-7528, DOI: https://doi.org/10.2478/bpasts-2013-0047.

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