IMECH-IR  > 力学所知识产出(1956-2008)
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 Publication2006年度海洋工程学术会议论文集.《中国造船》编辑部,2006,p.183-190
2006
Pages183-190
Conference Name2006年度海洋工程学术会议
Conference Date2006
Conference Place广西南宁
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’(contactpair)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。
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/34456
Collection力学所知识产出(1956-2008)
Corresponding Author闫术明
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[C]2006年度海洋工程学术会议论文集.《中国造船》编辑部,2006,p.183-190,2006:183-190.
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