Residual strength of Multiple-Site Damage structure on aged aircraft using interactions of dugdale-type cracks and stable tearing

Xiao Feng Xue, Yun Wen Feng, Qiang Qin, Yuan Sheng Feng

科研成果: 书/报告/会议事项章节会议稿件同行评审

2 引用 (Scopus)

摘要

This paper presents an investigation method of residual strength of Multiple Site Damage (MSD) panel. Both interaction between cracks and the effect of stable tearing are considered together. Dugdale model of collinear cracks is employed in the MSD panel model. Swift strip-yield criterion is used to judge whether the cracks linkup. Compared with the test results, numerical results of 9 different configuration MSD panels of 2024-T3 aluminum alloy are compared with the test results. The average relative error μis -2.09% and root-mean-square error σ is 0.048. The agreement between analysis and experiment is shown to be reasonable.

源语言英语
主期刊名Emerging Materials and Mechanics Applications
539-543
页数5
DOI
出版状态已出版 - 2012
活动2012 International Conference on Emerging Materials and Mechanics Applications, ICEMMA 2012 - Hangzhou, 中国
期限: 5 2月 20126 2月 2012

出版系列

姓名Advanced Materials Research
487
ISSN(印刷版)1022-6680

会议

会议2012 International Conference on Emerging Materials and Mechanics Applications, ICEMMA 2012
国家/地区中国
Hangzhou
时期5/02/126/02/12

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