An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing

Many investigators have frequently assumed polynomial temperature profiles across the film thickness in the mathematical modeling of lubricating films in the hydrodynamic bearings in order to make computations simpler. Thus, to verify the validity of such temperature profile approximations in comput...

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Autores principales: R. K. Sharma, R. K. Pandey
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Lenguaje:EN
Publicado: Japanese Society of Tribologists 2006
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Acceso en línea:https://doaj.org/article/7d3be3dcdedf4444bd8fda9762a4922e
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spelling oai:doaj.org-article:7d3be3dcdedf4444bd8fda9762a4922e2021-11-05T09:30:29ZAn Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing1881-219810.2474/trol.1.19https://doaj.org/article/7d3be3dcdedf4444bd8fda9762a4922e2006-09-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/trol/1/1/1_1_19/_pdf/-char/enhttps://doaj.org/toc/1881-2198Many investigators have frequently assumed polynomial temperature profiles across the film thickness in the mathematical modeling of lubricating films in the hydrodynamic bearings in order to make computations simpler. Thus, to verify the validity of such temperature profile approximations in computations, it is essential to access the accuracy of results achieved with such approximations. In this study two different temperature profile approximations (Legendre polynomial and Parabolic polynomial) across the film thickness in energy equation have been assumed and comparison of computed results with these two temperature approximations have been carried out. The results obtained have been examined for their accuracies. Based on the present analysis, it has been observed that the temperature approximation across the film thickness taken by Legendre polynomial yields more accurate results in comparison to parabolic temperature profile assumption.R. K. SharmaR. K. PandeyJapanese Society of Tribologistsarticletemperature approximation across the film thicknesslegendre polynomialparabolic approximationthermohydrodynamic lubricationinfinitely wide slider bearingPhysicsQC1-999Engineering (General). Civil engineering (General)TA1-2040Mechanical engineering and machineryTJ1-1570ChemistryQD1-999ENTribology Online, Vol 1, Iss 1, Pp 19-24 (2006)
institution DOAJ
collection DOAJ
language EN
topic temperature approximation across the film thickness
legendre polynomial
parabolic approximation
thermohydrodynamic lubrication
infinitely wide slider bearing
Physics
QC1-999
Engineering (General). Civil engineering (General)
TA1-2040
Mechanical engineering and machinery
TJ1-1570
Chemistry
QD1-999
spellingShingle temperature approximation across the film thickness
legendre polynomial
parabolic approximation
thermohydrodynamic lubrication
infinitely wide slider bearing
Physics
QC1-999
Engineering (General). Civil engineering (General)
TA1-2040
Mechanical engineering and machinery
TJ1-1570
Chemistry
QD1-999
R. K. Sharma
R. K. Pandey
An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing
description Many investigators have frequently assumed polynomial temperature profiles across the film thickness in the mathematical modeling of lubricating films in the hydrodynamic bearings in order to make computations simpler. Thus, to verify the validity of such temperature profile approximations in computations, it is essential to access the accuracy of results achieved with such approximations. In this study two different temperature profile approximations (Legendre polynomial and Parabolic polynomial) across the film thickness in energy equation have been assumed and comparison of computed results with these two temperature approximations have been carried out. The results obtained have been examined for their accuracies. Based on the present analysis, it has been observed that the temperature approximation across the film thickness taken by Legendre polynomial yields more accurate results in comparison to parabolic temperature profile assumption.
format article
author R. K. Sharma
R. K. Pandey
author_facet R. K. Sharma
R. K. Pandey
author_sort R. K. Sharma
title An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing
title_short An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing
title_full An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing
title_fullStr An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing
title_full_unstemmed An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing
title_sort investigation into the validity of the temperature profile approximations across the film thickness in thd analysis of infinitely wide slider bearing
publisher Japanese Society of Tribologists
publishDate 2006
url https://doaj.org/article/7d3be3dcdedf4444bd8fda9762a4922e
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AT rksharma investigationintothevalidityofthetemperatureprofileapproximationsacrossthefilmthicknessinthdanalysisofinfinitelywidesliderbearing
AT rkpandey investigationintothevalidityofthetemperatureprofileapproximationsacrossthefilmthicknessinthdanalysisofinfinitelywidesliderbearing
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