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Proceedings Papers

Individual Blade Pitch Control for Alleviation of Vibratory Loads on Floating Offshore Wind Turbines

Luca Pustina, Claudio Pasquali, Jacopo Serafini, Claudio Lugni, Massimo Gennaretti
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A032, June 21–30, 2021
Paper No: OMAE2021-63316
DOI: https://doi.org/10.1115/OMAE2021-63316
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Topics: Blades, Floating wind turbines, Stress, Control equipment, Renewable energy, Control systems, Damage, Disks, Dynamics (Mechanics), Engineering simulation
Proceedings Papers

Advances on Reduced-Order Modeling of Floating Offshore Wind Turbines

Frank Lemmer, Wei Yu, Heiner Steinacker, Danai Skandali, Steffen Raach
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A034, June 21–30, 2021
Paper No: OMAE2021-63701
DOI: https://doi.org/10.1115/OMAE2021-63701
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Topics: Floating wind turbines, Modeling, Control equipment, Design, State feedback, Actuators, Blades, Disks, Excitation, Manufacturing
Proceedings Papers

Model-Inversion Feedforward Control for Wave Load Reduction in Floating Wind Turbines

Alessandro Fontanella, Marco Belloli
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A018, June 21–30, 2021
Paper No: OMAE2021-61923
DOI: https://doi.org/10.1115/OMAE2021-61923
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Topics: Feedforward control, Floating wind turbines, Stress, Waves, Control equipment, Wind, Computer simulation, Excitation, Feedback, Generators
Proceedings Papers

A Comparison of Time Domain Seismic Analysis Methods for Offshore Wind Turbine Structures: Superelement Approach Versus Integrated Approach

William Collier, Laurens Alblas, Jiang Hai Wu
Proc. ASME. IOWTC2021, ASME 2021 3rd International Offshore Wind Technical Conference, V001T01A021, February 16–17, 2021
Paper No: IOWTC2021-3552
DOI: https://doi.org/10.1115/IOWTC2021-3552
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Topics: Computer software, Earthquakes, Excitation, Manufacturing, Modeling, Ocean engineering, Offshore wind turbines, RNA, Rotors, Seismic analysis
Proceedings Papers

An Optimization Method for Economical Ship-Routing and Ship Operation Considering the Effect of Wind-Assisted Rotors

Wenyu Sun, Xiyang Liu, Li Yang
Proc. ASME. OMAE2020, Volume 6A: Ocean Engineering, V06AT06A033, August 3–7, 2020
Paper No: OMAE2020-18776
DOI: https://doi.org/10.1115/OMAE2020-18776
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Topics: Optimization, Rotors, Ships, Wind
Proceedings Papers

Numerical Design Study of Duct and Stator for a Pump-Jet Propulsor

Xue-Qin Ji, Chen-Jun Yang, Xiao-Qian Dong
Proc. ASME. OMAE2020, Volume 6B: Ocean Engineering, V06BT06A053, August 3–7, 2020
Paper No: OMAE2020-18535
DOI: https://doi.org/10.1115/OMAE2020-18535
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Topics: Design, Ducts, Pumps, Stators, Rotors, Flow (Dynamics), Engineering simulation, Simulation, Vehicles, Computational fluid dynamics
Proceedings Papers

Performance Analysis of a Three-Axis Gyroscope Composite Anti-Rolling Device

Yuefa Zhou, Tao Li, Zhiyuan Liu, Kexin Zheng
Proc. ASME. OMAE2020, Volume 6B: Ocean Engineering, V06BT06A033, August 3–7, 2020
Paper No: OMAE2020-18081
DOI: https://doi.org/10.1115/OMAE2020-18081
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Topics: Angular momentum, Composite materials, Computer software, Dynamic analysis, Momentum, Oceans, Reliability, Rotation, Rotors, Ships
Proceedings Papers

Numerical Model of a Vertical-Axis Cross-Flow Tidal Turbine

Ruiwen Zhao, Angus C. W. Creech, Alistair G. L. Borthwick, Takafumi Nishino, Vengatesan Venugopal
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A003, August 3–7, 2020
Paper No: OMAE2020-18514
DOI: https://doi.org/10.1115/OMAE2020-18514
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Topics: Actuators, Computer simulation, Cross-flow, Tidal turbines, Tides, Turbines, Computational fluid dynamics, Rotors, Flow (Dynamics), Hydropower
Proceedings Papers

On the Correlation Between Floating Wind Turbine Accelerations, Rotor and Tower Loads

Thomas Choisnet, Yohan Percher, Raphaël Adam, Mathieu Favré, Robert Harries
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A060, August 3–7, 2020
Paper No: OMAE2020-18610
DOI: https://doi.org/10.1115/OMAE2020-18610
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Topics: Design, Floating wind turbines, Rotors, Stress
Proceedings Papers

Torque Control of a Laboratory Scale Variable Speed Hydrokinetic Tidal Turbine: CFD Simulation and Validation

Arturo Ortega, Anup Nambiar, David Ingram, Danny Sale
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A005, August 3–7, 2020
Paper No: OMAE2020-18830
DOI: https://doi.org/10.1115/OMAE2020-18830
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Topics: Computational fluid dynamics, Simulation, Tidal turbines, Torque control, Control systems, Flow (Dynamics), Turbines, Energy generation, Tides, Torque
Proceedings Papers

Numerical Study of Yawed Wind Turbine Under Unstable Atmospheric Boundary Layer Flows

Dezhi Wei, Decheng Wan
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A042, August 3–7, 2020
Paper No: OMAE2020-18087
DOI: https://doi.org/10.1115/OMAE2020-18087
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Topics: Boundary layers, Flow (Dynamics), Wind turbines, Turbines, Wakes, Yaw, Deflection, Energy generation, Stability, Turbulence
Proceedings Papers

Effect of Nacelle Drag on the Performance of a Floating Wind Turbine Platform

Daewoong Son, Pauline Louazel, Bingbin Yu
Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A006, November 3–6, 2019
Paper No: IOWTC2019-7595
DOI: https://doi.org/10.1115/IOWTC2019-7595
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Topics: Drag (Fluid dynamics), Floating wind turbines, Blades, Wind turbines, Floating structures, Manufacturing, Ocean engineering, Offshore wind turbines, RNA, Rotors
Proceedings Papers

Hybrid Model Tests for Floating Offshore Wind Turbines

Maxime Thys, Alessandro Fontanella, Federico Taruffi, Marco Belloli, Petter Andreas Berthelsen
Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A023, November 3–6, 2019
Paper No: IOWTC2019-7575
DOI: https://doi.org/10.1115/IOWTC2019-7575
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Topics: Oceans, Offshore wind turbines, Testing, Wind tunnels, Stress, Actuators, Calibration, Hardware, Offshore structures, Rotors
Proceedings Papers

Effects of Variations on the Experimental Set-Up on the Motion Response of a Floating Wind Semisubmersible (OC4 Type)

Sebastien Gueydon
Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A020, November 3–6, 2019
Paper No: IOWTC2019-7543
DOI: https://doi.org/10.1115/IOWTC2019-7543
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Topics: Semi-submersible offshore structures, Wind, Engineering simulation, Inertia (Mechanics), Mooring, Simulation, Stiffness, Stress, Surges, Waves
Proceedings Papers

Disparity Analysis for Three Floating Wind Turbine Aerodynamic Codes in Comparison

Tonio Sant, Daniel Micallef
Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A001, November 3–6, 2019
Paper No: IOWTC2019-7509
DOI: https://doi.org/10.1115/IOWTC2019-7509
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Topics: Actuators, Aerodynamics, Airfoils, Blades, Boundary element methods, Computational fluid dynamics, Disks, Floating wind turbines, Modeling, Momentum
Proceedings Papers

Experimental and Numerical Study of Oil Whip in Propeller Shaft

Adarsh Divakaran, K. Vijayan, A. Kartheek
Proc. ASME. OMAE2019, Volume 7A: Ocean Engineering, V07AT06A035, June 9–14, 2019
Paper No: OMAE2019-95331
DOI: https://doi.org/10.1115/OMAE2019-95331
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Topics: Propellers, Bearings, Rotors, Damping, Disks, Euler-Bernoulli beam theory, Finite element methods, Finite element model, Fluid films, Fluid-dynamic forces
Proceedings Papers

Numerical and Experimental Wind Tunnel Analysis of Aerodynamic Effects on a Semi-Submersible Floating Wind Turbine Response

Alessandro Fontanella, Ilmas Bayati, Federico Taruffi, Alan Facchinetti, Marco Belloli
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A057, June 9–14, 2019
Paper No: OMAE2019-95976
DOI: https://doi.org/10.1115/OMAE2019-95976
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Topics: Floating wind turbines, Semi-submersible offshore structures, Wind tunnels, Stress, Waves, Wind turbines, Rotors, Wind, Computer simulation, Damping
Proceedings Papers

Validation of Numerical Models of the Offshore Wind Turbine From the Alpha Ventus Wind Farm Against Full-Scale Measurements Within OC5 Phase III

Wojciech Popko, Amy Robertson, Jason Jonkman, Fabian Wendt, Philipp Thomas, Kolja Müller, Matthias Kretschmer, Torbjørn Ruud Hagen, Christos Galinos, Jean-Baptiste Le Dreff, Philippe Gilbert, Bertrand Auriac, Sho Oh, Jacob Qvist, Stian Høegh Sørum, Loup Suja-Thauvin, Hyunkyoung Shin, Climent Molins, Pau Trubat, Paul Bonnet, Roger Bergua, Kai Wang, Pengcheng Fu, Jifeng Cai, Zhisong Cai, Armando Alexandre, Robert Harries
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A065, June 9–14, 2019
Paper No: OMAE2019-95429
DOI: https://doi.org/10.1115/OMAE2019-95429
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Topics: Computer simulation, Offshore wind turbines, Wind farms, Stress, Wind velocity, Ocean engineering, RNA, Simulation, Wind turbines, Accelerometers
Proceedings Papers

Analyzing the Effect of Shaft and End-Plates of a Newly Developed Elliptical-Bladed Savonius Rotor From Wind Tunnel Tests

Nur Alom, Nitish Kumar, Ujjwal K. Saha
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A049, June 9–14, 2019
Paper No: OMAE2019-95570
DOI: https://doi.org/10.1115/OMAE2019-95570
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Topics: Plates (structures), Rotors, Savonius wind turbines, Torque, Wind tunnels
Proceedings Papers

Design Methodology for a Floating Offshore Wind Turbine Large-Scale Outdoor Prototype

Alessandro Fontanella, Federico Taruffi, Sara Muggiasca, Marco Belloli
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A058, June 9–14, 2019
Paper No: OMAE2019-95979
DOI: https://doi.org/10.1115/OMAE2019-95979
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Topics: Design, Design methodology, Engineering prototypes, Floating structures, Ocean engineering, Offshore wind turbines, Rotors, Wind turbines