IMECH-IR  > 力学所知识产出(1956-2008)
疲劳短裂纹向长裂纹转变的条件及影响因素
洪友士; 乔宇
Source Publication疲劳与断裂2000——第十届全国疲劳与断裂学术会议论文集
2000
Pages1-6
Conference Name第十届全国疲劳与断裂学术会议
Conference Date2000-12-1
Conference Place中国广州
Abstract采用裂纹数密度演化的分析方法,探讨疲劳短裂纹群体损伤的演化过程。依据裂纹数密度随时间演化的饱和特征,确定短裂纹群体损伤向长裂纹转变的临界条件。讨论了三种临界条件设置的情况,得到了临界转变时间随材料晶粒尺度和晶界阻力影响的趋势。
Keyword疲劳短裂纹 群体损伤 裂纹数密度 晶粒尺度
Department力学所
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/48123
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
洪友士,乔宇. 疲劳短裂纹向长裂纹转变的条件及影响因素[C]疲劳与断裂2000——第十届全国疲劳与断裂学术会议论文集,2000:1-6.
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