Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants

The aim of this article is to simulate the distribution of oil or lubricants on the surface by the characterization of the R and S roughness parameters. It is considered that undesirable particles may appear in the oil due to friction, the wear of parts, or dirt in the lubrication circuit. One of th...

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Main Authors: Leire Mendieta-Echevarría, María Ana Sáenz-Nuño, Eva María Rubio
Format: Article
Language:English
Published: MDPI AG 2025-03-01
Series:Lubricants
Subjects:
Online Access:https://www.mdpi.com/2075-4442/13/4/148
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author Leire Mendieta-Echevarría
María Ana Sáenz-Nuño
Eva María Rubio
author_facet Leire Mendieta-Echevarría
María Ana Sáenz-Nuño
Eva María Rubio
author_sort Leire Mendieta-Echevarría
collection DOAJ
description The aim of this article is to simulate the distribution of oil or lubricants on the surface by the characterization of the R and S roughness parameters. It is considered that undesirable particles may appear in the oil due to friction, the wear of parts, or dirt in the lubrication circuit. One of the problems that can generate the appearance of particles in the oil is the poor distribution of this along the surface, using standards, standardised particle sizes, and following the standard. This research aims to implement effective algorithms for the calculation of profile and surface roughness parameters following existing standards, as well as the development of a morphological filter that will simulate particles on the surface. The analysis of the surface roughness of the surface in contact with the lubricant can help to decide the maximum particle size that is permissible in the system; therefore, analysing the oil will help to decide when it is necessary to filter or replace that lubricant. This research is carried out form the geometrical point of view of the morphological filter effect. This paper represents a first approach to researching the calculation of all standardized profile and surface roughness parameters. As a result, only a selection of parameters has been chosen from the full range of available ones, in order to improve effectiveness.
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series Lubricants
spelling doaj-art-c265e19a7d4f4df9a7352f073cee2a582025-08-20T02:18:00ZengMDPI AGLubricants2075-44422025-03-0113414810.3390/lubricants13040148Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size LubricantsLeire Mendieta-Echevarría0María Ana Sáenz-Nuño1Eva María Rubio2Department of Manufacturing Engineering, Industrial Engineering School, Universidad Nacional de Educación a Distancia (National University of Distance Education), St/Juan del Rosal 12, E-28040 Madrid, SpainMechanical Engineering Department, ICAI, Comillas Pontifical University, Alberto Aguilera 25, E-28015 Madrid, SpainDepartment of Manufacturing Engineering, Industrial Engineering School, Universidad Nacional de Educación a Distancia (National University of Distance Education), St/Juan del Rosal 12, E-28040 Madrid, SpainThe aim of this article is to simulate the distribution of oil or lubricants on the surface by the characterization of the R and S roughness parameters. It is considered that undesirable particles may appear in the oil due to friction, the wear of parts, or dirt in the lubrication circuit. One of the problems that can generate the appearance of particles in the oil is the poor distribution of this along the surface, using standards, standardised particle sizes, and following the standard. This research aims to implement effective algorithms for the calculation of profile and surface roughness parameters following existing standards, as well as the development of a morphological filter that will simulate particles on the surface. The analysis of the surface roughness of the surface in contact with the lubricant can help to decide the maximum particle size that is permissible in the system; therefore, analysing the oil will help to decide when it is necessary to filter or replace that lubricant. This research is carried out form the geometrical point of view of the morphological filter effect. This paper represents a first approach to researching the calculation of all standardized profile and surface roughness parameters. As a result, only a selection of parameters has been chosen from the full range of available ones, in order to improve effectiveness.https://www.mdpi.com/2075-4442/13/4/148roughness parametermorphological filtermetrologysurface roughness parameterprofile roughness parameterroughness areal parameter
spellingShingle Leire Mendieta-Echevarría
María Ana Sáenz-Nuño
Eva María Rubio
Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants
Lubricants
roughness parameter
morphological filter
metrology
surface roughness parameter
profile roughness parameter
roughness areal parameter
title Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants
title_full Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants
title_fullStr Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants
title_full_unstemmed Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants
title_short Comparing the Effectiveness of R and S Roughness Parameters on Surfaces Lubricated with Standardized Nominal Particle Size Lubricants
title_sort comparing the effectiveness of r and s roughness parameters on surfaces lubricated with standardized nominal particle size lubricants
topic roughness parameter
morphological filter
metrology
surface roughness parameter
profile roughness parameter
roughness areal parameter
url https://www.mdpi.com/2075-4442/13/4/148
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