A coupled finite element EHL and continuum damage mechanics model for rolling contact fatigue

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• 作者：Neil R. Paulson^a ; ^{npaulson@purdue.edu} ; Farshid Sadeghi^a ; ^{sadeghi@ecn.purdue.edu} ; Wassim Habchi^b ; ^{wassim.habchi@lau.edu.lb}
• 关键词：Rolling contact fatigue ; Elastohydrodynamic Lubrication ; Damage mechanics
• 刊名：Tribology International
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：107
• 期：Complete
• 页码：173-183
• 全文大小：2183 K
• 卷排序：107

文摘

A coupled finite element EHL and damage mechanics model was created. The proposed EHL model of RCF was compared to RCF models using Hertzian pressure assumptions. Results show RCF lives for a Hertzian pressure assumption will predict shorter lives than a full EHL pressure prediction.