Accurate finite element simulation of stresses for stationary dynamic cracks under impact loading

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• 作者：A. Idesman^a ; ^{alexander.idesman@ttu.edu} ; A. Bhuiyan^a ; J.R. Foley^b
• 关键词：Cracks ; Elastic waves ; Finite elements ; Numerical dispersion ; Dynamic stress intensity factor
• 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：26-38
• 全文大小：3406 K
• 卷排序：126

文摘

Accurate numerical results for stresses and DSIFs for stationary cracks. Reduced dispersion technique yields very accurate results for DSIFs. Filtering spurious oscillations in stresses and DSIF under impact loading.