Zobrazeno 1 - 10
of 225
pro vyhledávání: '"A. Dykha"'
Publikováno v:
Проблеми трибології, Vol 26, Iss 2/100 (2021), Pp 19-25 (2021)
The nature of cathodic processes during the frictional interaction of aluminum alloy with ball corundum in the conditions of reciprocating motion has been studied. Under conditions of anodic polarization under conditions of friction, corrosion proces
Externí odkaz:
https://doaj.org/article/dd0e2f28e81e4907a81e43233a60e618
Publikováno v:
Проблеми трибології, Vol 29, Iss 2/112, Pp 37-49 (2024)
The problem of researching mechanisms of wear of valve mechanism parts remains very relevant due to the need for constant improvement of the design and increase in durability of internal combustion engines. The paper provides an overview of modern re
Externí odkaz:
https://doaj.org/article/56dff5ef33634b62afbef8dd636548c7
Publikováno v:
Проблеми трибології, Vol 29, Iss 2/112, Pp 23-30 (2024)
Created control device physico-chemical and tribological characteristics of nitrided internal surfaces of long holes, which is a hollow pipe with radial holes made at a certain distance from its ends to ensure the ratio of the height of the center of
Externí odkaz:
https://doaj.org/article/cb9b191272fa4b9da182bfd4cc36263d
Publikováno v:
International Interdisciplinary Scientific Journal "Expert", Vol 1, Iss 2, Pp 99-116 (2024)
The article offers a conceptual vision of the development of the energy market based on the principles of sustainability, which should be characterized by safety, environmental friendliness, adaptability and stability, efficiency (including economic)
Externí odkaz:
https://doaj.org/article/60e04080c8e346339aef511986243a66
Autor:
Serhiy Frolov, Maksym Ivasenko, Mariia Dykha, Iryna Shalyhina, Vladyslav Hrabar, Veronika Fenyves
Publikováno v:
Banks and Bank Systems, Vol 19, Iss 2, Pp 53-74 (2024)
This paper investigates the interaction between decentralized financial services and the traditional banking system by building VAR models, conducting Granger causality tests, building impulse response functions, and performing variance analysis. To
Externí odkaz:
https://doaj.org/article/0e8bd1ee74224009bd4d6eba72869d47
Publikováno v:
Problems and Perspectives in Management, Vol 22, Iss 2, Pp 1-16 (2024)
Russian aggression adversely affected the economy of Ukraine and emphasized the need to adapt the best practices of EU countries to determine steps to restore the country’s competitiveness. This study aims to determine the influence of the innovati
Externí odkaz:
https://doaj.org/article/86a42dadd675455083cea701c8b5e478
Publikováno v:
Проблеми трибології, Vol 29, Iss 1/111, Pp 16-24 (2024)
Modern tribology makes it possible to correctly calculate, diagnose, predict and select appropriate materials for friction pairs, to determine the optimal mode of operation of the tribo-joint. The main parameter for solving friction problems and othe
Externí odkaz:
https://doaj.org/article/763274a5db444bdcb7dda2877a3daaa7
Publikováno v:
Проблеми трибології, Vol 29, Iss 1/111, Pp 45-52 (2024)
The technologies of continuous strengthening of technological surfaces have practically exhausted their capabilities, which calls for the creation of fundamentally new approaches. The application of the principles of discrete-oriented strengthening o
Externí odkaz:
https://doaj.org/article/55a9f5dac20447979a62c6fe12f257dd
Publikováno v:
Проблеми трибології, Vol 29, Iss 1/111, Pp 32-37 (2024)
On the basis of the analysis of existing tribological testing methodologies, which includes the selection of controlled wear parameters, the influence of the type of friction, contact geometry, surface roughness, the scheme of tribological research,
Externí odkaz:
https://doaj.org/article/77ea7e49f29747ae8b4e3850ad0c508d
Autor:
O. Lytvynov, O. Dykha
Publikováno v:
Проблеми трибології, Vol 28, Iss 4/110, Pp 44-51 (2023)
Vibration diagnostics makes it possible to detect defects in the friction parts of the machine at the early stages of their development, which provides for the repair or replacement of parts before they fail. In this work, an analysis of modern resea
Externí odkaz:
https://doaj.org/article/2842e38cca4647d09684a72f4daa1b50