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平台涡激运动造成的立管疲劳损伤研究

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2009-10-30

Journal: 中国海洋平台

Included Journals: ISTIC

Volume: 24

Issue: 5

Page Number: 41-46

ISSN: 1001-4500

Key Words: 平台涡激运动;立管;疲劳损伤;S-N曲线;Palmgren-Miner累积损伤准则

Abstract: 针对Spar平台的运动特性,结合立管的结构参数,利用有限元分析软件对平台运动所产生的立管的应力幅进行了计算;并利用S-N曲线、Palmgren-Miner累积损伤准则以及应力集中系数,对平台运动所引起的立管疲劳损伤进行了分析.

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