ANALYSIS OF RUNNING-IN PROCESSES IN TRIBOLOGICAL SYSTEMS

Authors

DOI:

https://doi.org/10.18372/0370-2197.1(106).19837

Keywords:

running-in, tribological contact, dissipative structures

Abstract

A brief analysis of the study of the running-in process is presented. The inconsistency of mechanistic representations of the running-in stage is established. An atomic and molecular model of tribological contact is presented. The mechanism of running-in is proposed, in which the main role is played by synthesis, in the process of which molecules, clusters, and nanosized particles are formed. By applying the Boltzmann transfer equation, an analytical expression for the evolutionary process of the exponential type of acclimation is obtained. The main characteristics of running-in are the running-in time and wear from the initial stage.

The level of characteristics can be controlled by external factors (increasing the load in the process) and internal factors (structure of solids and lubricant).

Author Biographies

Myroslav Kindrachuk, State University "Kyiv Aviation Institute"

Doctor of Technical Sciences, Professor, Professor of the Department of Applied Mechanics and Materials Engineering, State University "Kyiv Aviation Institute", 1 Lubomyra Huzar Ave., Kyiv, Ukraine, 03058

 Volodymyr Kharchenko, State University "Kyiv Aviation Institute"

head of the laboratory of the Department of Applied Mechanics and Materials Engineering of the State University "Kyiv Aviation Institute", 1 Lubomyr Huzar Avenue, Kyiv, Ukraine, 03058, +38(044)4067773

Ihor Humeniuk, State University "Kyiv Aviation Institute"

doctoral student, , State University "Kyiv Aviation Institute"

Mykhailo Hlovyn, State University "Kyiv Aviation Institute"

PhD student of the Department of Applied Mechanics and Materials Engineering, State University "Kyiv Aviation Institute" 

Ivan Kostetskyi, State University "Kyiv Aviation Institute"

PhD student of the Department of Applied Mecha-nics and Materials Engineering, State University "Kyiv Aviation Institute"

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Published

2025-04-03

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Section

Проблеми тертя та зношування