11 articles in this issue
Svitlana Shekhorkina,Mykola Savytskyi,Tetiana Nikiforova,Kostiantyn Shliakhov,Anastasiia Myslytska
A method has been proposed to calculate the composite timber-concrete bending elements taking into consideration the non-linear work of a nail joint and the stretched reinforcement in a slab. An acting building code regulates the structure estimation base... see more
Oleg Beihul,Denis Grischenko,Vsevolod Beihul,Ann Lepetova,Dmytro Chasov,Bogdan Kolyada
The development of a methodology for calculating the designed strength of an unconventional kingpin-type load-carrying system for the articulated tractor container carrier on pneumatic wheels is an important and relevant task due to the unique layout of a... see more
Oleksij Fomin,Alyona Lovska,Ievgen Medvediev,Halyna Shatkovska
To reduce the dynamic loading and prolong the service life of a semi-wagon's girder beam by improving its fatigue strength, it has been proposed to improve its design. A special feature of the girder beam is that its middle part (the distance between the ... see more
Vitaly Kozhusko,Sergey Krasnov,Kateryna Berezhna,Serhii Oksak,Roman Smolyanyuk
This paper reports a study into the distribution capacity of a flexible plate in different cross-sections exposed to the external vertical concentrated forces applied in any place of its area. A plate with one pinched side and a series of racks arranged a... see more
Sergii Nazarenko,Roman Kovalenko,Vitalii Asotskyi,Gennadiy Chernobay,Andrii Kalynovskyi,Ivan Tsebriuk,Oleksandr Shapovalov,Igor Shasha,Volodymyr Demianyshyn,Angela Demchenko
This paper reports the results of experimental studies into determining mechanical properties (elastic and dissipative) at the shear of the material of a pressure fire hose of the "T" type with the internal diameter of 77 mm using torsion tests. Duri... see more
Valeriy Chigirinsky,Olena Naumenko
The method of argument functions has become famous for solving problems of continuum mechanics. The solution of problems of the elasticity theory in polar coordinates was the further development of this method. The same approaches are applied to solving p... see more
Josyp Luchko,Vitalii Kovalchuk,Ivan Kravets,Oleksiy Gajda,Arthur Onyshchenko
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 ha... see more
Ivan Dubrovskiy,Valeriy Bucharskyi
A method of extended cells for the formulation of boundary conditions in the numerical integration of the Euler equations in domains with curvilinear boundaries for the cases of one-dimensional and two-dimensional compressible gas flows has been proposed ... see more
Julia Bodnarchuk,Yuriy Korol,Mohammad Moonesun
A new method of reducing the resistance of submarines is presented, which consists in installing special circular recesses on its surface in the stern. It is found that during the movement, in the recesses there is a macro-vortex flow, in which pressure d... see more
Volodymyr Yatsun,Gennadiy Filimonikhin,Vladimir Pirogov,Volodymyr Amosov,Petro Luzan
A three-mass anti-resonance vibratory machine with a vibration exciter in the form of a passive auto-balancer has been analytically synthesized. In the vibratory machine, platforms 1 and 2 are visco-elastically attached to platform 3. Platform 3 is visco-... see more