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A Mixed Lubrication Model of Liquid/Gas Mechanical Face Seals

 

作者: Bo Ruan,   RichardF. Salant,   Itzhak Green,  

 

期刊: Tribology Transactions  (Taylor Available online 1997)
卷期: Volume 40, issue 4  

页码: 647-657

 

ISSN:1040-2004

 

年代: 1997

 

DOI:10.1080/10402009708983705

 

出版商: Taylor & Francis Group

 

关键词: Rotary Seals;Mechanical Seals;Face Seals

 

数据来源: Taylor

 

摘要:

A mixed lubrication model for axisymmetric seals, intended as a practical design tool, has been developed. The model considers such physical mechanisms as surface roughness effects on the film lubrication, elastic-plastic face contact, face deformation caused by pressure and contact forces, thermal deformation due to viscous and frictional heating phase change, and temperature and viscosity variations in the film. A numerical scheme that utilizes the influence coefficient method to calculate the face deformations has been developed. This scheme considerably reduces computation time while still maintaining the accuracy of the results. Numerical results obtained through parametric studies show good agreement with available test data.Presented at the 52nd Annual Meeting in Kansas City, Missouri May 18–22, 1997

 

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