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对裂纹扩展规律Paris公式物理本质的探讨
Alternative TitleOn The Physical Nature Of The Paris Law
刘立名; 段梦兰; 柳春图; 赵慧娟
Source Publication力学学报
2003-03-19
Volume35Issue:2Pages:171-175
Abstract首先讨论了著名力学家K.Krausz和A.S.Krausz关于Paris公式物理本质研究的成果,从材料的微观结构和裂纹尖端的应力场出发,应用位错动力学理论,热激活能理论和速率过程理论对疲劳裂纹扩展规律进行了微观到宏观的探讨。最终推导出疲劳裂纹扩展速率的一个解析表示式,该式严格地定了Paris公式的两个试验常数,赋予了Paris公式明确的物理意义,从而真实地揭示了Paris公式的物理本质,为这一经验的普遍规律奠定了理论基础。
Keyword裂纹扩展 疲劳裂纹 位错 扩展速率 Paris公式 应力强度因子
Indexed ByCSCD
Language中文
CSCD IDCSCD:1329333
Citation statistics
Cited Times:12[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/41730
Collection力学所知识产出(1956-2008)
Corresponding Author刘立名
Recommended Citation
GB/T 7714
刘立名,段梦兰,柳春图,等. 对裂纹扩展规律Paris公式物理本质的探讨[J]. 力学学报,2003,35,2,:171-175.
APA 刘立名,段梦兰,柳春图,&赵慧娟.(2003).对裂纹扩展规律Paris公式物理本质的探讨.力学学报,35(2),171-175.
MLA 刘立名,et al."对裂纹扩展规律Paris公式物理本质的探讨".力学学报 35.2(2003):171-175.
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