CSM玻璃钢复合型断裂的有限元分析

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	CSM玻璃钢复合型断裂的有限元分析
	张双寅; C.M.利奇
Source Publication	应用数学和力学
	1986
Volume	7 Issue:8 Pages:689-702
ISSN	1000-0887
Abstract	对切短玻璃纤维毡增强聚脂层板的复合型断裂进行了有限元分析。采用八节点四边形等参元的正规型式计算应力分布与损伤区扩展;而用坍塌(collapsed)三角形四分之一点(quarter-point)奇异元计算应力强度因子K_Ⅰ与K_Ⅱ。用节点位移约束与释放技术计算了裂纹扩展过程。对决定应力强度因子K_Ⅰ与K_Ⅱ的三种方法进行了对比。对施加于裂纹顶点节点约束条件的影响进行了评价。最后基于实验测得的断裂载荷与临界裂纹长度,估算了材料在这种受力条件下的复合型临界应力强度因子K_(ⅠC)和K_(ⅡC)。
Keyword	复合型断裂玻璃钢有限元分析节点奇性外插法损伤区奇异元破坏判据
Language	中文
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/37212
Collection	力学所知识产出(1956-2008)
Corresponding Author	张双寅
Recommended Citation GB/T 7714	张双寅,C.M.利奇. CSM玻璃钢复合型断裂的有限元分析[J]. 应用数学和力学,1986,7,8,:689-702.
APA	张双寅,&C.M.利奇.(1986).CSM玻璃钢复合型断裂的有限元分析.应用数学和力学,7(8),689-702.
MLA	张双寅,et al."CSM玻璃钢复合型断裂的有限元分析".应用数学和力学 7.8(1986):689-702.

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