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contributor authorT. Makino
contributor authorS. Morohoshi
contributor authorS. Taniguchi
date accessioned2017-05-08T23:42:45Z
date available2017-05-08T23:42:45Z
date copyrightJanuary, 1993
date issued1993
identifier issn0742-4787
identifier otherJOTRE9-28501#185_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/112743
description abstractThe flow factors for the average Reynolds equation introduced by Patir and Cheng (1978, 1979) are extended to be valid for thin film gas lubrication. The effects of molecular mean free-path on the roughness-induced flow factors are included on the assumption that the local compressibility is small. The derivation of flow factors is carried out by means of the perturbation approach developed by Tripp (1983). The results are expressed in terms of Knudsen number, Peklenik parameter and nondimensional film thickness defined as the ratio of average film thickness and standard deviation of composite roughness. Two-dimensional roughness effects on the load-carrying capacity of a gas lubricated finite slider are also investigated.
publisherThe American Society of Mechanical Engineers (ASME)
titleApplication of Average Flow Model to Thin Film Gas Lubrication
typeJournal Paper
journal volume115
journal issue1
journal titleJournal of Tribology
identifier doi10.1115/1.2920974
journal fristpage185
journal lastpage190
identifier eissn1528-8897
keywordsThin films
keywordsFlow (Dynamics)
keywordsLubrication
keywordsSurface roughness
keywordsFilm thickness
keywordsLoad bearing capacity
keywordsKnudsen number
keywordsEquations
keywordsComposite materials AND Compressibility
treeJournal of Tribology:;1993:;volume( 115 ):;issue: 001
contenttypeFulltext


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