9 articles in this issue
Douaissia Omar Hadj Aissa,Oleksii Lysytsia,Taras Mykhailenko,Ilya Petukhov
The choice of the structure of the mathematical model of thermal-hydraulic processes in the oil cavities of the GTE rotor supports has been substantiated. A three-dimensional CFD model has been built to calculate multiphase currents involving information ... see more
Oleg Trishevskij,Oleksii Kaliuzhnyi,Oleksandr Yurchenko,Anatoliy Avtukhov,Vladymyr Levchenko,Aleksandr Akhlestin
To improve the strip rolling technology, it is important to know components of the thermal state of both the strip being rolled and the tool used, that is, rolls at each point of different layers of the strip and rolls, in any section of the deformation z... see more
Aleksandr Vovchenko,Larysa Demydenko,Sergey Kozyrev
Studying the high-voltage electrochemical explosion as a control object has established a significant impact exerted by the modes of controlled energy input into a discharge channel on the efficiency of exothermal energy conversion. Dependence has been de... see more
Volodymyr Korohodskyi,Sviatoslav Kryshtopa,Vasiliy Migal,Andrii Rogovyi,Andrii Polivyanchuk,Georgiy Slyn’ko,Volodymyr Manoylo,Oleh Vasylenko,Oleksandr Osetrov
An operating process for engines with spark ignition and direct fuel injection engines which ensures the formation of a stratified lean fuel-air charge under the modes of partial loads and the power composition of the fuel-air mixture at high loads has be... see more
Svitlana Havenko,Myhailo Ohirko,Pavlo Ryvak,Olena Kotmalova
The intensive use of flexographic printing for packaging decoration and the increased consumer demands for it require an in-depth study of the factors that influence the prints’ quality. In this paper, we examined the test prints obtained at a flexographi... see more
Mohammad Adhitya,Rolan Siregar,Danardono A Sumarsono,Nazaruddin Nazaruddin,Ghany Heryana,Sonki Prosetyo,Fuad Zainuri
Brake failure is one of the causes of fatal accidents because the vehicle cannot be controlled properly. Therefore, research on improving brake safety needs to be assessed immediately. Brake temperature is used as an indicator of brake performance. If the... see more
Irina Boshkova,Natalya Volgusheva,Leonid Boshkov,Myhailo Potapov,Natalia Kolesnychenko,Boris Demianchuk,Oleksandr Lapkin
We have tested the microwave device of continuous operation for the thermal treatment of plant materials, which was developed and designed to implement microwave technologies in the industry. The purpose of the tests was to assess the effectiveness of the... see more
Olena Monchenko,Yelyzaveta Kutniak,Hanna Martyniuk,Nadiia Marchenko
A universal mathematical model of a noise signal in pipeline systems from the point of its origin to the observation point was presented. Due to the indicator function introduced into it, the model makes it possible to use different types of components an... see more