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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Japanese Society of Tribologists
2006
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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) |
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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 |
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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 |
work_keys_str_mv |
AT rksharma aninvestigationintothevalidityofthetemperatureprofileapproximationsacrossthefilmthicknessinthdanalysisofinfinitelywidesliderbearing AT rkpandey aninvestigationintothevalidityofthetemperatureprofileapproximationsacrossthefilmthicknessinthdanalysisofinfinitelywidesliderbearing AT rksharma investigationintothevalidityofthetemperatureprofileapproximationsacrossthefilmthicknessinthdanalysisofinfinitelywidesliderbearing AT rkpandey investigationintothevalidityofthetemperatureprofileapproximationsacrossthefilmthicknessinthdanalysisofinfinitelywidesliderbearing |
_version_ |
1718444298506076160 |