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Josyp Luchko,Vitalii Kovalchuk,Ivan Kravets,Oleksiy Gajda,Arthur Onyshchenko
Pág. 6 - 13
The technical condition of the railroad track subgrade has been analyzed, as well as the issues related to ensuring its strength and stability when exposed to floodwaters and when the track's sections are overmoistened during operation. As a result, it h...
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Y. Y. Luchko,V. V. Kovalchuk,O. S. Nabochenko
Pág. 180 - 194
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V. V. Kovaltchuk,Y. Y. Luchko
Pág. 72 - 82
The console beam of equal resistance of bending from different constructions of elastic elements (as the most rational element of the apparatus for investigation of strain-resistive characteristics) has been chosen and analyzed. The construction and the ...
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N. H. Chausov,A. P. Pilipenko,V. B. Berezin,V. N. Paratsa,I. I. Luchko
Pág. 208 - 211
Features of the dissipative structure formation in stainless steel under complex loading mode - static tension with impulse strain increase and bending are shown.
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R. Ya. Pelekh,Yu. Yu. Luchko
Pág. 131 - 137
The two-side methods of the second order of accuracy are constructed. The formulas give an opportunity to receive upper and lover approximation at each point to the exact solution and define the value of the main error without referring to the right part...
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I. I. Luchko,Ye. H. Ivanyk,V. M. Semerak
Pág. 21 - 24
Temperature fields of components in relative sliding motion of the wheel-rail system can be analysed on the quasistationary approach
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Y. Y. Luchko,I. M. Dobryanskiy
Pág. 155 - 160
In the paper it is presented a solution for the problem of elasticity theory about the beam bending, which is being constructed with account of available finite base areas taking up a temporary load in the district of beam edge, where the cracks can init...
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Y. Y. Luchko,M. I. Ignatishin
Pág. 161 - 166
In this article the numerical and analytical methods of calculation of the stressed-and-strained state of bridge constructions are considered. The task on increasing of reliability and accuracy of the numerical method and its solution by means of calcula...
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Y. Y. Luchko,P. P. Tsibelenko,M. V. Lembak
Pág. 167 - 172
The conducted experimental researches of «dry» joints with screw-bolt connection have shown that these joints had considerably larger deformations than the joints with the concrete filling. From the viewpoint of greater deformativeness, the «dry» joints ...
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Ya. M. Pasternak,H. T. Sulim,I. I. Luchko
Pág. 85 - 90
In this paper the model of thin reinforcement that takes into account its tension, shear and bending is developed. The model developed is introduced into the integral equation method for study of stress concentration in the wall of partially reinforced t...
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