Modal Parameter Identification of New Design of Vertical Axis Wind Turbine

Prasad Chougule, Søren R.K. Nielsen

    Publikation: Bidrag til bog/antologi/rapport/konference proceedingKonferenceartikel i proceedingForskningpeer review

    Abstract

    Vertical axis wind turbines have lower power efficiency than the horizontal axis wind turbines. However vertical axis wind turbines are proven to be economical and noise free on smaller scale. A new design of three bladed vertical axis wind turbine by using two airfoils in construction of each blade has been proposed to improve power efficiency. The purpose of two airfoils in blade design of vertical axis wind turbine is to create high lift which in turns gives higher power output. In such case the structural parameter identification is important to understand the system behavior due to its first kind of design before experimental analysis. Therefore a study is carried out to determine the natural frequency to avoid unstable state of the system due to rotational frequency of rotor. The present paper outlines a conceptual design of vertical axis wind turbine and a modal analysis by using Abaqus cae software. The study is limited to evaluate lowest fundamental modal frequencies and mode shapes of proposed wind turbine.
    OriginalsprogEngelsk
    TitelSpecial Topics in structural Dynamics : Proceedings of the 31st IMAC, A Conference on Structural Dynamics, 2013
    RedaktørerRandall Allemang, James De Clerck, Christopher Niezrecki, Alfred Wicks
    Antal sider5
    Vol/bind6
    ForlagSpringer VS
    Publikationsdato2013
    Sider289-293
    ISBN (Trykt)978-1-4614-6584-3
    ISBN (Elektronisk)978-1-4614-6585-0
    DOI
    StatusUdgivet - 2013
    BegivenhedIMAC XXXI : A Conference and Exposition on Structural Dynamics - California, USA
    Varighed: 11 feb. 201314 feb. 2013

    Konference

    KonferenceIMAC XXXI
    LokationCalifornia
    Land/OmrådeUSA
    Periode11/02/201314/02/2013
    NavnConference Proceedings of the Society for Experimental Mechanics Series
    Nummer31
    ISSN2191-5644

    Bibliografisk note

    Published on a cd.

    Emneord

    • Vertical Axis Wind Turbine
    • Multiple Element Airfoils
    • Modal Analysis

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