Asperity contact modelling for measured surfaces

The analysis of surface roughness in contacts forms a major part of tribology in almost all application. In any contact in which asperity interactions occur their load carrying capacity must be considered however the separation at which asperity interaction first occurs and the load carrying capacit...

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Main Authors: Michael Leighton, Nick Morris, Ramin Rahmani, Homer Rahnejat
Format: Default Conference proceeding
Published: 2015
Subjects:
Online Access:https://hdl.handle.net/2134/18854
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id rr-article-9557012
record_format Figshare
spelling rr-article-95570122015-01-01T00:00:00Z Asperity contact modelling for measured surfaces Michael Leighton (1248453) Nick Morris (1256529) Ramin Rahmani (1250418) Homer Rahnejat (1247550) Mechanical engineering not elsewhere classified Load Roughness Friction Piston ring Cylinder liner Mechanical Engineering not elsewhere classified The analysis of surface roughness in contacts forms a major part of tribology in almost all application. In any contact in which asperity interactions occur their load carrying capacity must be considered however the separation at which asperity interaction first occurs and the load carrying capacity at that separation are due to the stochastic nature of the surface roughness of the two surfaces. A model that can accurately and quickly provide an estimation of the load carrying capacity as a function of surface separation is required for the specific surfaces used in such conjunctions from implementing surface data. The paper presented provides details of a procedure for modeling asperity interactions of rough surfaces from measured data. The model is validated against a deterministic approach before being applied to measured surfaces. 2015-01-01T00:00:00Z Text Conference contribution 2134/18854 https://figshare.com/articles/conference_contribution/Asperity_contact_modelling_for_measured_surfaces/9557012 CC BY-NC-ND 4.0
institution Loughborough University
collection Figshare
topic Mechanical engineering not elsewhere classified
Load
Roughness
Friction
Piston ring
Cylinder liner
Mechanical Engineering not elsewhere classified
spellingShingle Mechanical engineering not elsewhere classified
Load
Roughness
Friction
Piston ring
Cylinder liner
Mechanical Engineering not elsewhere classified
Michael Leighton
Nick Morris
Ramin Rahmani
Homer Rahnejat
Asperity contact modelling for measured surfaces
description The analysis of surface roughness in contacts forms a major part of tribology in almost all application. In any contact in which asperity interactions occur their load carrying capacity must be considered however the separation at which asperity interaction first occurs and the load carrying capacity at that separation are due to the stochastic nature of the surface roughness of the two surfaces. A model that can accurately and quickly provide an estimation of the load carrying capacity as a function of surface separation is required for the specific surfaces used in such conjunctions from implementing surface data. The paper presented provides details of a procedure for modeling asperity interactions of rough surfaces from measured data. The model is validated against a deterministic approach before being applied to measured surfaces.
format Default
Conference proceeding
author Michael Leighton
Nick Morris
Ramin Rahmani
Homer Rahnejat
author_facet Michael Leighton
Nick Morris
Ramin Rahmani
Homer Rahnejat
author_sort Michael Leighton (1248453)
title Asperity contact modelling for measured surfaces
title_short Asperity contact modelling for measured surfaces
title_full Asperity contact modelling for measured surfaces
title_fullStr Asperity contact modelling for measured surfaces
title_full_unstemmed Asperity contact modelling for measured surfaces
title_sort asperity contact modelling for measured surfaces
publishDate 2015
url https://hdl.handle.net/2134/18854
_version_ 1797466914671296512