HAWCStab2 with super element foundations: A new tool for frequency analysis of offshore wind turbines

Lars Christian Henriksen, Anders Melchior Hansen, Knud Abildgaard Kragh, Anders Yde

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    HAWCStab2 is a linear frequency domain aeroelastic tool, developed by DTU Wind Energy, suitable for frequency and stability analysis of horizontal axis 3 bladed wind turbines. This tool has now been extended to also handle complex offshore foundation types, such as jacket structures and floating structures with mooring lines, using super elements calculated by the nonlinear time domain aero-elastic code HAWC2. In this work the NREL 5MW Offshore RWT mounted on a jacket support structure is investigated using both HAWC2 and HAWCStab2.
    Original languageEnglish
    Title of host publicationConference proceedings - EWEA Offshore 2013
    Number of pages3
    PublisherEuropean Wind Energy Association (EWEA)
    Publication date2013
    Publication statusPublished - 2013
    EventEWEA Offshore 2013 - Frankfurt, Germany
    Duration: 19 Nov 201321 Nov 2013
    http://www.ewea.org/offshore2013/

    Conference

    ConferenceEWEA Offshore 2013
    Country/TerritoryGermany
    CityFrankfurt
    Period19/11/201321/11/2013
    Internet address

    Keywords

    • Aerodynamics
    • Hydrodynamics
    • Jacket foundation

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