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海底管道沉降特性的数值模拟分析
Authors
吴应湘
杨兵
+3 more
闫术明
高磊岩
高福平
Publication date
1 January 2006
Publisher
《中国造船》编辑部
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
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Institute Of Mechanics,Chinese Academy of Sciences
See this paper in CORE
Go to the repository landing page
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oai:dspace.imech.ac.cn:311007/...
Last time updated on 12/02/2018
Institute Of Mechanics,Chinese Academy of Sciences
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:dspace.imech.ac.cn:311007/...
Last time updated on 12/02/2018