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Ivan Izonin, Roman Tkachenko, Zoia Duriagina, Nataliya Shakhovska, Viacheslav Kovtun and Natalia Lotoshynska
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Oleksij Fomin,Alyona Lovska,Oleksandr Kovtun,Volodymyr Nerubatskyi
Pág. 33 - 40
The longitudinal-dynamic load on a railroad train has been studied at its steady motion along the track of a homogeneous profile. A value of the longitudinal loading that a train is exposed to has been established. The calculations were carried out for a...
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Tetyana Kovtun
Pág. 113 - 120
The subject of the research in the article is the reverse flows of material resources within the circular processes of closed supply chains of the logistics system with feedback. The aim of this article is to develop a model of the formation of reverse m...
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Anatoliy Kovtun, Volodymyr Tabunenko, Sergiy Nesterenko
Pág. 134 - 140
The subject of research in the article is the process of vibratory movement of tangent structures in closed volumes (pipes). The purpose of this work is to investigate the mechanism of vibrational movement of tangent structures in closed volumes (pipes)....
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S. V. Myamlin,N. YU. Naumenko,O. M. Markova,H. M. Kovtun,V. V. Maliy
Pág. 186 - 198
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O. O. Kovtun
Pág. 264 - 267
The problems of increase of functioning quality of the transport high school in view of conformity of the branch education to requirements of the transport complex are investigated. The opportunity of reduction of load on the state budget due to creation...
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M. M. Beliaiev,O. O. Verhun,Yu. V. Kovtun
Pág. 61 - 64
A numerical model was used to calculate the process of toxic gas neutralization. The 2D transport model is used to simulate the process. The implicit difference scheme was used. The rsults of numerical experiment are presented.
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Ye. M. Kovtun,V. V. Malyi,O. M. Markova
Pág. 33 - 37
Motion of a train composed of tank cars with various tank incomplete filling level is considered. The analysis of results obtained has shown that if there are tank cars with high incomplete filling in the train, the permissible speed of motion is reduced...
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O. O. Kovtun
Pág. 261 - 265
Educational activity is the most specific industry of national economy which the distinguishing features are characteristic for. Consequently, for the analysis of financial activity of state higher educational establishment it is necessary to use the met...
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V. I. Matvetsov,P. V. Kovtun,O. O. Kebikov,V. P. Krupodrov,N. Ye. Miroshnykov
Pág. 100 - 106
The basic stages of introduction on railways of cross ties from ferroconcrete are resulted. The data on rates of laying and extent of a railway on the ferroconcrete basis on Russian and Byelorussian railways are resulted. It is shown, that the width of a...
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