基于Galerkin截断法的大深度管道铺设动力学行为分析

Journal of Vibration and Shock(2008)

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Abstract
针对国内目前在建的3000m深海管道铺设系统,在管道未触海床的悬空工况下,建立了管道的纵向振动方程,应用Galerkin截断法对方程进行了求解,并进一步分析了波高、波频等海况参数对管道各截面动态应力和振动幅值的影响,分析结果有助于深入了解大深度管道铺设中的动力学行为,并可为深海管道铺设施工设计提供理论依据。
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Key words
Dynamics,Galerkin truncation method,Parameters of sea state,Pipeline laying in deep ocean,Untouched seabed
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