Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Mykola А. Tkachuk"'
Autor:
Mykola А. Tkachuk, Andrey Grabovskiy, Mykola M. Tkachuk, Illia Klochkov, Mykola Prokopenko, Vladeslav Tretyak, Iryna Voloshina
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :79-84
In modern conditions, one of the significant obstacles to ensuring increased power, efficiency and resource of military and civilian vehicles is the exhausted possibilities of traditional technical solutions of basic elements and systems. This primar
Autor:
Mykola M. Tkachuk, Andrey Grabovskiy, Anton Zavorotnii, Serhii Kutsenko, Mariia Saverska, Illia Klochkov, Olena Zinchenko, Mykola А. Tkachuk, Sergiy Nazarenko, Nataliya Pinchuk, Svitlana Marusenko
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :91-114
The paper develops a model of stress-strain state of torsion shafts. A variable formulation of the problem on the basis of the theory of variational inequalities was made. Numerical modeling of the stress-head-deformed state was made with the involve
Autor:
Andrey Grabovskiy, Anton Vasyliev, Mykola M. Tkachuk, Iryna Voloshina, Oleg Loznyi, Mykola А. Tkachuk, Iryna Khramtsova, Olha Kokhanovska, Yevhen Peleshko, Anatoly Nabokov, Volodymyr Trotsenko
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :28-42
At the stage of design research of armored bodies of lightly armored vehicles it is extremely important to determine the range of their natural frequencies and natural forms of oscillation. For this purpose, the finite element method is usually used.
Autor:
Mykola M. Tkachuk, Anton Zavorotnii, Olena Zinchenko, Andrey Grabovskiy, Mykola А. Tkachuk, Nataliya Pinchuk, Andriy Shevchenko, Heorgii Tsendra
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :80-93
The analysis of materials on approaches, methods and models of research of strength and durability of torsion shafts of systems of suspension of light armored vehicle is carried out. It is concluded that despite the existing significant theoretical d
Autor:
Mykola M. Tkachuk, Andrey Grabovskiy, Mykola Prokopenko, Oleksandr Shut, Nataliya Pinchuk, Mykola А. Tkachuk, Illia Klochkov, Andrii Lipeiko, Heorgii Tsendra, Andriy Shevchenko, Andrii Koba
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :64-79
In the work, theoretical foundations of behavior analysis of elastic bushings of modern engines high-speed elements under load were created. Several variation settings are offered. The first one of them is based on the model of a thin ring. The secon
Autor:
Oleg Veretelnyk, Iryna Hrechka, Iryna Voloshina, Mykola M. Tkachuk, Oleg Loznyi, Mykola А. Tkachuk, Mariia Saverska, Serhii Kutsenko, Vladeslav Tretyak
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :12-27
The paper describes studies of the stress-strain state of power hydraulic cylinders elements. Geometric dimensions of casing and properties of materials are chosen as varied parameters. The controlled values are the levels of stresses and displacemen
Autor:
Mykola M. Tkachuk, Mariia Saverska, Serhii Kutsenko, Olena Zinchenko, Illia Klochkov, Mykola А. Tkachuk, Iryna Voloshina
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :139-147
The problem that is solved and described in the article is the need to synthesize new technical solutions for the elements of military equipment. To this end, scientific principles have been developed and implemented, mathematical and numerical model
DYNAMICS OF COMBAT MODULES OF LIGHTLY ARMORED VEHICLES: SIMULATION OF TRANSIENT AND STEADY PROCESSES
Autor:
Volodymyr Trotsenko, Anatoly Nabokov, Andrey Grabovskiy, Mykola А. Tkachuk, Iryna Khramtsova, Oleh Rikunov, Anton Vasyliev, Andrii Koba
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :127-135
The work describes a general approach to dynamic processes modeling under action of pulsed reactive forces of recoil during firing shots from combat modules weapons. The combat module can be presented as a discrete system; this approach also applies
Autor:
Andrey Grabovskiy, Mykola А. Tkachuk, Olga Kokhanovska, Mykola M. Tkachuk, Natalia Domina, Ganna Tkachuk, Mariia Saverska, Serhii Kutsenko, Illia Klochkov, Iryna Voloshina, Vladeslav Tretyak
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :23-34
In this work, on the development of previous research, a model of contact interaction of similar shape bodies is built. Contact in the system "punch - stamped material - matrix" is considered. A gap is set between the material to be stamped and the m
Autor:
Mykola M. Tkachuk, Nataliya Pinchuk, Ganna Tkachuk, Illia Klochkov, Mykola А. Tkachuk, Volodymyr Sіerykov, Andrey Grabovskiy, Iryna Hrechka, Serhii Kutsenko, Ganna Cymbal, Andrii Koba
Publikováno v:
Bulletin of the National Technical University «KhPI» Series: Engineering and CAD. :94-126
The paper contains generalization and development of approaches, models and research methods for contact interaction of complex shaped bodies. In the case of contact along the surfaces of a close shape there are a number of problems. Firstly, analyti