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JOURNALS // Vestnik Tomskogo Gosudarstvennogo Universiteta. Matematika i Mekhanika // Archive

Vestn. Tomsk. Gos. Univ. Mat. Mekh., 2009 Number 4(8), Pages 75–84 (Mi vtgu20)

MECHANICS

Experimental and mathematical research of influence of an angle nutation on penetrating ability of high velocity projectiles

V. A. Gorel'skii, V. F. Tolkachev, A. A. Yashchuk

Scientific Research Institute of Applied Mathematics and Mechanics by Tomsk State University

Abstract: In the paper the results reported at the scientific seminar dedicated to 100th birthday anniversary of Prof. P. P. Kufarev are presented. The results are received during an experimental research and numerical modeling of high velocity interaction of rod projectiles with targets at various angles of nutation. The experiments were carried out on ballistic stands at velocities of a throwing of projectiles up to 2 km/s. At numerical modeling of processes of shock interaction the physical and mathematical model was used which is described compressed elastic-plastic medium taking into account development and evolution of micro damages under dynamic loadings.

Keywords: a projectile, target, high velocity impact, deformation, destruction, physical experiment, mathematical modeling.

UDC: 531.66, 539.3


Accepted: May 27, 2009



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