Zobrazeno 1 - 10
of 55
pro vyhledávání: '"S. A. Zelepugin"'
Publikováno v:
Advanced Engineering Research, Vol 22, Iss 3, Pp 224-231 (2022)
Introduction. One of the commonly used methods for assessing the dynamic characteristics of a material is the Taylor test, which establishes the relationship between the dynamic yield strength of a cylindrical sample material and its length after hit
Externí odkaz:
https://doaj.org/article/8b7ad528a87a4003b8a2eb1288ac9e00
Publikováno v:
Eurasian Chemico-Technological Journal, Vol 16, Iss 1, Pp 3-9 (2014)
We have conducted experimental and numerical research in two- and three-component solid mixtures placed into a cylindrical recovery ampoule under explosive loading. Behavior of the mixture is described by a mathematical model of a multicomponent medi
Externí odkaz:
https://doaj.org/article/6ecec36524344f068d365c0099d9d8ea
Autor:
D.V. Yanov, S. A. Zelepugin
Publikováno v:
Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika. :155-165
The paper presents 2D mathematical simulation results for a T–90 tank interacting with the III-type road in a plane-strain formulation. The purpose of the work is to determine the vertical deflection of an asphalt-concrete road, as well as the load
Autor:
S. A. Zelepugin, V. F. Tolkachev
Publikováno v:
Technical Physics. 64:1780-1784
We report on the results of experimental investigation and mathematical simulation of penetration of rod strikers made of porous materials into metallic obstacles for an axisymmetric high-speed impact. The results of investigation indicate a consider
Publikováno v:
Metals
Volume 11
Issue 11
Metals, Vol 11, Iss 1743, p 1743 (2021)
Volume 11
Issue 11
Metals, Vol 11, Iss 1743, p 1743 (2021)
Discrete (discontinuous) mechanochemical synthesis of titanium nitride was experimentally investigated. The experimental results show that mechanical activation intensifies the chemical conversion in the Ti-N system, and the discrete synthesis of the
Publikováno v:
Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mekhanika. :141-151
Publikováno v:
2020 7th International Congress on Energy Fluxes and Radiation Effects (EFRE).
The studies show the possibility of obtaining titanium - titanium aluminide laminates by the interaction of titanium with aluminum. An important role in the study and obtaining of such materials is assigned to the study of diffusion processes between
Publikováno v:
2020 7th International Congress on Energy Fluxes and Radiation Effects (EFRE).
The paper represents a comparison of the results of modeling the reaction of solid-phase synthesis in a mixture of aluminum and sulfur under impact loading by meshless and finite element methods. The model of solid-phase chemical reaction of aluminum
Publikováno v:
Journal of Physics: Conference Series. 2154:012005
Shock-wave loading of a steel cylindrical ampoule that contained an aluminum-copper oxide(Al/CuO) thermite mixture is simulated in three-dimensional space using the SPH method.The chemical reaction starts after the performance of the criterion on tem
Publikováno v:
PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS WITH HIERARCHICAL STRUCTURE FOR NEW TECHNOLOGIES AND RELIABLE STRUCTURES 2019.
The destruction of thick-walled cylindrical shells under explosive loading is a typical example of a problem that cannot be solved without taking into account the heterogeneity of the material’s internal structure. A probabilistic approach to numer