| 飞机结构多处损伤研究现状 |
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| 引用本文： | 李郑琦,胡建军,陈跃良.飞机结构多处损伤研究现状[J].强度与环境,2011,38(3):50-56. |
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| 作者姓名： | 李郑琦 胡建军 陈跃良 |
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| 作者单位： | 1. 中国飞行试验研究院,西安,710089
2. 海军航空工程学院青岛分院,青岛,266041 |
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| 摘 要： | 多损伤是老龄飞机最主要的损伤形式,在文中介绍了多损伤应力强度因子的计算方法和多裂纹连通准则,飞机结构多损伤裂纹扩展模型和可靠性分析研究现状.
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| 关 键 词： | 飞机结构 腐蚀环境 有限元 多处损伤 可靠性 |
Research situation of multiple site damages aircraft structure |
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| Li Zhengqi,Hu Jianjun,Chen Yueliang.Research situation of multiple site damages aircraft structure[J].Structure & Environment Engineering,2011,38(3):50-56. |
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| Authors: | Li Zhengqi Hu Jianjun Chen Yueliang |
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| Institution: | Li Zhengqi1 Hu Jianjun2 Chen Yueliang2(1 Flight-test Research Institute of China,Xi'an 710089,China,2 Qingdao Branch of Naval Aeronautical Engineering Institute,Qingdao 266041,China) |
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| Abstract: | Multiple site damages(MSD) is the major aging damage forms of aircraft.It was introduced Calculation method of damage stress intensity factor and crack connected criteria for aircraft structure were introduced in this paper,and MSD crack propagation model and situation of its reliability analysis were also presented. |
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| Keywords: | aircraft structure corrosive environment finite element Multiple site damages(MSD) reliability |
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