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基于土-结构相互作用的海上风机模态分析

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Indexed by:Journal Papers

Date of Publication:2013-01-30

Journal:水电与新能源

Issue:1

Page Number:70-73

ISSN No.:1671-3354

Key Words:海上风电;三桩基础;土-结构相互作用;m法;P-y曲线法;模态分析

Abstract:利用ANSYS有限元软件,建立了海上风机“基础-塔筒-机舱-轮毂-叶片”耦联整体结构的有限元模型,分别运用m法和P-y曲线法分析了土-结构相互作用对海上风机整体结构的自振特性的影响,结果表明:土-结构相互作用对海上风机整体结构自振特性的影响比较显著,且P-y曲线法比m法更合理.

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