IMECH-IR  > 力学所知识产出(1956-2008)
水中悬浮隧道锚索的非线性涡激振动研究
葛斐; 惠磊; 洪友士
Source Publication中国公路学报
2007-11-15
Volume20Issue:6Pages:85-89
Abstract建立了水中悬浮隧道锚索在波流场中涡激振动的非线性数学模型,考虑了锚索的几何非线性对其涡激振动的影响,并应用有限差分法求解了锚索的运动控制方程。计算结果表明:锚索在顺流向和横向2个方向运动的耦合作用特别是几何非线性作用的引入,抑制了部分高阶模态的激发,使锚索横向涡激振动的振幅减小,顺流向振动的振幅增大;在悬浮隧道的振动引起的强迫激励和参数激励作用下,锚索顺流向涡激振动振幅显著增大,横向涡激振动出现"拍"的现象。
Keyword隧道工程 水中悬浮隧道 有限差分法 涡激动力响应 锚索 波浪
Language中文
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/41102
Collection力学所知识产出(1956-2008)
Corresponding Author葛斐
Recommended Citation
GB/T 7714
葛斐,惠磊,洪友士. 水中悬浮隧道锚索的非线性涡激振动研究[J]. 中国公路学报,2007,20,6,:85-89.
APA 葛斐,惠磊,&洪友士.(2007).水中悬浮隧道锚索的非线性涡激振动研究.中国公路学报,20(6),85-89.
MLA 葛斐,et al."水中悬浮隧道锚索的非线性涡激振动研究".中国公路学报 20.6(2007):85-89.
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