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A wind turbine is a technology that can convert wind energy into electrical energy by utilizing the rotation of the rotor to drive the generator. One of the locations with sufficient wind energy potential to drive a 5 MW wind turbine is the Arafura SeaArafura sea with over 60 m of water depth. It can be reached by implementing a semi-submersible floating offshore wind turbineFloating offshore wind turbine (FOWT). The analysis of its dynamic response includes factors like structure motion, mooring lineMooring line tension, blade deflection, and power generation. The analysis was carried out in two schemes: the operating and parking conditions. Collinear environmentalEnvironmentalloadsLoads perpendicular to the rotating area of the turbine are applied. Low-frequency motions are observed due to aerodynamic forces. The maximum mooring force in operating and parking conditions is 2077 kN and 2241 kN, respectively. Turbine blade deflection reaches a maximum of 4.68 m out-of-plane and 0.134 in-plane. The average power output is 4999.98 kW. The study aims to ensure the reliability of FOWT operation in the Arafura SeaArafura sea by evaluating results against relevant design standards.

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Dynamic Analysis of a 5 MW Semi-Submersible Floating Offshore Wind Turbine in Arafura Sea Based on Fully Coupled Hydro-Aero-Servo-Elastic Modeling

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  • 发表日期：

    2026年

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  • Rudi Walujo Prastianto,
  • Mujadid Aldin Albasyir,
  • Murdjito

摘要

A wind turbine is a technology that can convert wind energy into electrical energy by utilizing the rotation of the rotor to drive the generator. One of the locations with sufficient wind energy potential to drive a 5 MW wind turbine is the Arafura SeaArafura sea with over 60 m of water depth. It can be reached by implementing a semi-submersible floating offshore wind turbineFloating offshore wind turbine (FOWT). The analysis of its dynamic response includes factors like structure motion, mooring lineMooring line tension, blade deflection, and power generation. The analysis was carried out in two schemes: the operating and parking conditions. Collinear environmentalEnvironmentalloadsLoads perpendicular to the rotating area of the turbine are applied. Low-frequency motions are observed due to aerodynamic forces. The maximum mooring force in operating and parking conditions is 2077 kN and 2241 kN, respectively. Turbine blade deflection reaches a maximum of 4.68 m out-of-plane and 0.134 in-plane. The average power output is 4999.98 kW. The study aims to ensure the reliability of FOWT operation in the Arafura SeaArafura sea by evaluating results against relevant design standards.