Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing

The present study deals with capillary compensated symmetric hole-entry hybrid journal bearing under couple stress lubricant. Reynolds equation has been modified considering couple stress lubricant in the bearing system. The Galerkin’s Technique has been applied to solve the modified Reynolds equati...

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Autor principal: Nathi Ram
Formato: article
Lenguaje:EN
Publicado: Japanese Society of Tribologists 2017
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Acceso en línea:https://doaj.org/article/874537a23f2f4a3097066ccb4b8197b4
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spelling oai:doaj.org-article:874537a23f2f4a3097066ccb4b8197b42021-11-05T09:20:33ZEffect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing1881-219810.2474/trol.12.58https://doaj.org/article/874537a23f2f4a3097066ccb4b8197b42017-06-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/trol/12/2/12_58/_pdf/-char/enhttps://doaj.org/toc/1881-2198The present study deals with capillary compensated symmetric hole-entry hybrid journal bearing under couple stress lubricant. Reynolds equation has been modified considering couple stress lubricant in the bearing system. The Galerkin’s Technique has been applied to solve the modified Reynolds equation together with restrictor flow equation. The computation of bearing performance has been made by using couple stress parameter. The bearing operating with couple stress lubricant provides better values of fluid film thickness, rotor dynamic coefficients than similar bearing operating with Newtonian lubricant.Nathi RamJapanese Society of Tribologistsarticlehydrostatic journal bearingscouple stress lubricantfinite element methodcapillary restrictorPhysicsQC1-999Engineering (General). Civil engineering (General)TA1-2040Mechanical engineering and machineryTJ1-1570ChemistryQD1-999ENTribology Online, Vol 12, Iss 2, Pp 58-66 (2017)
institution DOAJ
collection DOAJ
language EN
topic hydrostatic journal bearings
couple stress lubricant
finite element method
capillary restrictor
Physics
QC1-999
Engineering (General). Civil engineering (General)
TA1-2040
Mechanical engineering and machinery
TJ1-1570
Chemistry
QD1-999
spellingShingle hydrostatic journal bearings
couple stress lubricant
finite element method
capillary restrictor
Physics
QC1-999
Engineering (General). Civil engineering (General)
TA1-2040
Mechanical engineering and machinery
TJ1-1570
Chemistry
QD1-999
Nathi Ram
Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing
description The present study deals with capillary compensated symmetric hole-entry hybrid journal bearing under couple stress lubricant. Reynolds equation has been modified considering couple stress lubricant in the bearing system. The Galerkin’s Technique has been applied to solve the modified Reynolds equation together with restrictor flow equation. The computation of bearing performance has been made by using couple stress parameter. The bearing operating with couple stress lubricant provides better values of fluid film thickness, rotor dynamic coefficients than similar bearing operating with Newtonian lubricant.
format article
author Nathi Ram
author_facet Nathi Ram
author_sort Nathi Ram
title Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing
title_short Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing
title_full Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing
title_fullStr Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing
title_full_unstemmed Effect of Couple Stress Lubrication on Symmetric Hole-Entry Hybrid Journal Bearing
title_sort effect of couple stress lubrication on symmetric hole-entry hybrid journal bearing
publisher Japanese Society of Tribologists
publishDate 2017
url https://doaj.org/article/874537a23f2f4a3097066ccb4b8197b4
work_keys_str_mv AT nathiram effectofcouplestresslubricationonsymmetricholeentryhybridjournalbearing
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