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海底管道沉降特性的数值模拟分析
闫术明; 高福平; 吴应湘; 杨兵; 高磊岩
Source Publication中国造船
2006
Volume47
ISSN1000-4882
Abstract本文给出了一种模拟海底管道沉降的有限元分析方法.在该方法中,海床土体采用弹塑性帽盖本构模型进行模拟;管土接触面采用‘接触对'(contact pair)算法进行处理,解决了管道嵌入海床的动边界接触问题.数值模拟显示,随着管道水下重量的增大,管道下方土体的塑性区域逐渐扩展,相应的管道沉降量也逐渐增大,并明显高于弹性模型的计算值.通过参量分析,还探讨了土体和管道特性对管道沉降量的影响.
Subject Area力学
Indexed By其他
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/17256
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
闫术明,高福平,吴应湘,等. 海底管道沉降特性的数值模拟分析[J]. 中国造船,2006,47.
APA 闫术明,高福平,吴应湘,杨兵,&高磊岩.(2006).海底管道沉降特性的数值模拟分析.中国造船,47.
MLA 闫术明,et al."海底管道沉降特性的数值模拟分析".中国造船 47(2006).
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