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正交铺设层合板的蠕变屈曲分析
孙远翔; 马和中; 高镇同; 张双寅
Source Publication固体力学学报
1998
Volume19Issue:4Pages:347
ISSN0254-7805
Abstract研究了正交铺设层合板的蠕变失稳问题. 为了更好地模拟实际情况, 在单层板的本构关系中, 材料各主方向模量的松弛时间均取不同值, 并在建立控制方程时考虑了横向剪切变形的影响. 通过理论分析, 得到了粘弹性层合板的瞬时弹性临界载荷和持久临界载荷. 并在算例中首次利用时间增量方法得到了有初始挠度层合板在长期受载时的蠕变变形, 计算结果表明了持久临界载荷对于粘弹性层合板的具体含义, 从而使粘弹性层合板的蠕变屈曲问题有了较完整的理论体系和数值方法. 而且这种理论分析方法和计算方法可用于解决其它复合材料粘弹性板和壳的蠕变屈曲问题.
Keyword正交铺设 层合板 蠕变屈曲 瞬时临界载荷 持久临界载荷
Subject Area力学
Indexed ByCSCD
Language中文
CSCD IDCSCD:437271
Citation statistics
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/16973
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
孙远翔,马和中,高镇同,等. 正交铺设层合板的蠕变屈曲分析[J]. 固体力学学报,1998,19(4):347.
APA 孙远翔,马和中,高镇同,&张双寅.(1998).正交铺设层合板的蠕变屈曲分析.固体力学学报,19(4),347.
MLA 孙远翔,et al."正交铺设层合板的蠕变屈曲分析".固体力学学报 19.4(1998):347.
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