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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2015
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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 |
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Mechanical engineering not elsewhere classified Load Roughness Friction Piston ring Cylinder liner Mechanical Engineering not elsewhere classified |
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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 |
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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 |