Numericalstudyondynamicresponseofabargetypeoffshorefloatingwindturbine.pdf
Inthispaper,thedynamicresponseofa5-MWbarge-typeoffshorefloatingwindturbine(OFWT)incombinedwind-waveconditionsisnumericallyinvestigatedwithanewlydevelopedintegratedanalysistool.Inthistool,weuseanefficientandhigh-fidelityhydrodynamicmodeldevelopedinoneoftheauthors'previouswork tocalculatethewaveload.Toaccountforthewindload,thepresenthorizontalaxiswindturbineissimplifiedasa"uniformactuatordisk"inthistool.Fortherestoringforcebymooringlines,thequasi-staticmethodisimplemented.Bycombiningthesemodelswithrigidbodydynamics,thepresentintegratedanalysistoolisthusdeveloped.Inordertovalidatethepresenttool,itisusedtopredictthenaturalfrequencyofthepitchDOFofthebarge-typeoffshorefloatingwindturbine.Aftervalidation,theintegratedanalysistoolisusedtoinvestigatetheeffectsofwavefrequencyandwaveheightonthepowergeneration,themeansurgeposition,waveloads,andthebendingmomentattherootofthetower.Obviousnonlineareffectsofwavefrequencyandwaveheightareobservedontheseinterestedparametersthroughthepresentstudy.
作者：WANGLixian YAOJianxi
作者单位：DepartmentsofNavalArchitecture,OceanandStructuralEngineering,SchoolofTransportation,WuhanUniversityofTechnology,Wuhan430070,China;SchoolofMechanical&AerospaceEngineering,NanyangTechnologicalUniversity,Singapore639798,SingaporeDepartmentsofNavalArchitecture,OceanandStructuralEngineering,SchoolofTransportation,WuhanUniversityofTechnology,Wuhan430070,China
母体文献：第十八届中国海洋(岸)工程学术讨论会论文集
会议名称：第十八届中国海洋(岸)工程学术讨论会
会议时间：2017年9月1日
会议地点：浙江舟山
主办单位：中国海洋学会,中国海洋工程学会
语种：chi
分类号：
关键词：Offshorefloatingwindturbine Fullynonlinearwave-bodyinteraction Integratedanalysis Numericalstudy
在线出版日期：2020年7月21日
基金项目：
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