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Zhurnal Tekhnicheskoi Fiziki, 2024 Volume 94, Issue 2, Pages 197–206 (Mi jtf6703)

Gases and Fluids

Features of using a railgun in problems of high-speed interaction of bodies with obstacles

M. A. Yadrenkin, V. P. Fomichev, A. A. Golyshev

Khristianovich Institute of Theoretical and Applied Mechanics, Siberian Branch of the Russian Academy of Sciences, 630090 Novosibirsk, Russia

Abstract: Examples of the use of a rail mass accelerator (railgun) as part of a multifunctional ballistic complex designed to solve problems of high-speed interaction of bodies with obstacles are shown. A description is given of methods for accelerating micro- and macro-scale bodies inside a dielectric container driving through a channel by plasma piston. The results of tests of metal-ceramic coatings formed by laser cladding are presented. It was shown that gas-dynamic effects have a significant influence on the nature of the acceleration of the powder mixture of microparticles. The possibility of using a vacuum chamber to conduct experimental studies of the impact interaction of microparticles with obstacles at low ambient gas pressure has been demonstrated.

Keywords: rail mass driver, plasma piston, microparticles, vacuum chamber, ballistic track.

Received: 25.10.2023
Revised: 12.12.2023
Accepted: 21.12.2023

DOI: 10.61011/JTF.2024.02.57073.272-23



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© Steklov Math. Inst. of RAS, 2025