Influence of Lode angle on modelling of void closure in hot metal forming processes

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• 作者：A. Chbihi ; ^{abdelouahed.chbihi@gmail.com} ; P.-O. Bouchard ; M. Bernacki ; D. Pino Muñ ; oz
• 关键词：Void closure ; Mean field model ; Mesoscale ; Optimization algorithm ; Lode angle
• 刊名：Finite Elements in Analysis and Design
• 出版年：2017
• 出版时间：April 2017
• 年：2017
• 卷：126
• 期：Complete
• 页码：13-25
• 全文大小：1755 K
• 卷排序：126

文摘

The modelling of void closure in hot metal forming processes is addressed. The Lode angle is used to define the stress state in general cases. A model accounting for both stress triaxiality and Lode angle is proposed. This model also accounts for voids shape and orientation.