Dynamic Response of a Semi-Submersible Floating Offshore Wind Turbine in Storm Condition

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Abstract:

The paper focuses on a semi-submersible floating offshore wind turbine (FOWT) and analyses its dynamic response in storm condition. The wind load is calculated based on wind block model; the hydrodynamic load is modeled using Potential Theory and Morison Equation. The time-domain dynamic response of the FOWT is simulated by SESAM software with duration of 3 hours. The performance of the FOWT is analyzed based on time history responses and response spectrums. The results show some unique characteristics that differ from offshore platforms and the analysis proofs that the performance is acceptable and the design is reliable.

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273-278

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December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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