复合材料结构失效的模糊数学模型

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A Fuzzy Model for the Failure of Composite Structures

1.
Research Institute of Engineering Mechanics, Dalian University of Technology, Dalian;
2.
Department of Engineering Mechanics, Shanghai Jiaotong University, Shanghai

摘要: 本文讨论了复合材料结构失效的模糊性,提出了结构失效度的概念并建立了相应的结构失效度分析理论.

Abstract: In this paper, the fuzzy theory is used to describe the uncertainty in failure definition of composite structures. The concept of structural failure level (SFL) is suggested and a method of evaluation is presented.

[1]	汪培庄,《模糊集合论及其应用》,上海科技出版社(1983).
[2]	Daniel,I.M.,J.W.Lee and G.Yaniv,Damage mechanisms and stiffness degradation in graphite/epoxy composites,The Proceedings of the Sixth International Conference on Composite Materials,Elsevier Applied Science Publishers Ltd.,U.K.,July(1987),4. 129-138.
[3]	Reifsnider,K.L.and W.W.Stinchcomb,Characterization and analysis of damage mechanisms in tension-tension fatigue of graphite/epoxy laminates,Effects of Defects in Composite Materials,ASTM STP 836(1984),21-55.
[4]	DiBenedetto,A.T.,et.al.,Nondestructive determination of fatigue crack damage in composites using vibration tests,Journal of Materials,JMLSA,7,2,June(1972),211-215.
[5]	Reifsnider,K.L.,The critical element model:a modeling philosophy,Engineering Fracture Mechanics,25,516(1986),739-750.
[6]	程耿东、刘扬,关于结构模糊优化若干问题的讨论,计算结构力学及其应用,6, 3 (1989).
[7]	Ang,Alfredo H-S and Wilson H.Tang,Probability Concepts in Engineering Planning and Design,Vol.2(1984).

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