An average flow model of the Reynolds roughness including a mass-flow preserving cavitation model

被引:60
作者
Bayada, G [1 ]
Martin, S
Vázquez, C
机构
[1] INSA Lyon, CNRS, UMR 5514, LAMCOS,MAPLY,UMR 5585, Lyon, France
[2] Univ A Coruna, Fac Informat, Dept Matemat, La Coruna, Spain
来源
JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME | 2005年 / 127卷 / 04期
关键词
D O I
10.1115/1.2005307
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
An average Reynolds equation for predicting the effects of deterministic periodic roughness, taking Jakobsson, Floberg, and Olsson mass flow preserving cavitation model into account, is introduced based upon the double scale analysis approach. This average Reynolds equation can be used both for a microscopic interasperity cavitation and a macroscopic one. The validity of such a model is verified by numerical experiments both for one-dimensional and two-dimensional roughness patterns.
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页码:793 / 802
页数:10
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