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Proceedings Papers

Mooring Optimization Using ML Techniques

Pau Trubat, Adrián Herrera, Climent Molins
Proc. ASME. IOWTC2022, ASME 2022 4th International Offshore Wind Technical Conference, V001T01A013, December 7–8, 2022
Paper No: IOWTC2022-98217
DOI: https://doi.org/10.1115/IOWTC2022-98217
View Paper titled, Mooring Optimization Using ML Techniques
Click here to open pdf in another window PDF for Mooring Optimization Using ML Techniques
Topics: Mooring, Optimization, Design, Simulation, Yaw, Tension, Dynamic response, Surges, Wind velocity, Algorithms
Proceedings Papers

Motion Performance of Miniaturized Spar-Buoy With Ring-Fin Motion Stabilizer for Wind Observations by Doppler Lidar and Development of Stabilized Platform to Mount the Doppler Lidar

Yusuke Yamamoto, Mizuki Kinugasa, Mayo Morita, Toru Katayama
Proc. ASME. OMAE2022, Volume 4: Ocean Space Utilization, V004T05A014, June 5–10, 2022
Paper No: OMAE2022-78175
DOI: https://doi.org/10.1115/OMAE2022-78175
View Paper titled, Motion Performance of Miniaturized Spar-Buoy With Ring-Fin Motion Stabilizer for Wind Observations by Doppler Lidar and Development of Stabilized Platform to Mount the Doppler Lidar
Click here to open pdf in another window PDF for Motion Performance of Miniaturized Spar-Buoy With Ring-Fin Motion Stabilizer for Wind Observations by Doppler Lidar and Development of Stabilized Platform to Mount the Doppler Lidar
Topics: Buoys, Spar platforms, Wind, Wing spars
Proceedings Papers

Nonlinear Hydrostatic Restoring Characteristics of a Spar Floating Wind Turbine

Zhengyang Pang, Aichun Feng, Zhiyu Jiang, Amrit Shankar Verma, Ke Chen
Proc. ASME. OMAE2022, Volume 5A: Ocean Engineering, V05AT06A036, June 5–10, 2022
Paper No: OMAE2022-78799
DOI: https://doi.org/10.1115/OMAE2022-78799
View Paper titled, Nonlinear Hydrostatic Restoring Characteristics of a Spar Floating Wind Turbine
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Topics: Floating wind turbines, Hydrostatics, Spar platforms, Wing spars, Stiffness, Stability, Buoyancy, Computer software, Design, Engineering simulation
Proceedings Papers

Experimental and Numerical Investigation on the Dynamic Response of Platform for a Spar-Type Floating Wind Turbine Under Aerodynamic and Hydrodynamic Forces

Baoxuan Wang, Xu Liang, Xue Jiang
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A062, June 5–10, 2022
Paper No: OMAE2022-81290
DOI: https://doi.org/10.1115/OMAE2022-81290
View Paper titled, Experimental and Numerical Investigation on the Dynamic Response of Platform for a Spar-Type Floating Wind Turbine Under Aerodynamic and Hydrodynamic Forces
Click here to open pdf in another window PDF for Experimental and Numerical Investigation on the Dynamic Response of Platform for a Spar-Type Floating Wind Turbine Under Aerodynamic and Hydrodynamic Forces
Topics: Dynamic response, Floating wind turbines, Fluid-dynamic forces, Spar platforms, Wing spars
Proceedings Papers

Influence of Aerodynamic Loads on a Dual-Spar Floating Offshore Wind Farm With a Shared Line in Parked Conditions

Guodong Liang, Zhiyu Jiang, Karl Merz
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A023, June 5–10, 2022
Paper No: OMAE2022-78929
DOI: https://doi.org/10.1115/OMAE2022-78929
View Paper titled, Influence of Aerodynamic Loads on a Dual-Spar Floating Offshore Wind Farm With a Shared Line in Parked Conditions
Click here to open pdf in another window PDF for Influence of Aerodynamic Loads on a Dual-Spar Floating Offshore Wind Farm With a Shared Line in Parked Conditions
Topics: Ocean engineering, Spar platforms, Stress, Wind farms, Wing spars, Mooring, Waves, Wind, Wind turbines, Computer simulation
Proceedings Papers

Conceptual Design of a Prestressed Concrete Spar Floater Supporting a 10 MW Offshore Wind Turbine

Wichuda Munbua, Muhammad S. Hasan, Edgard B. Malta, Rodolfo T. Gonçalves, Chikako Fujiyama, Koichi Maekawa
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A020, June 5–10, 2022
Paper No: OMAE2022-78808
DOI: https://doi.org/10.1115/OMAE2022-78808
View Paper titled, Conceptual Design of a Prestressed Concrete Spar Floater Supporting a 10 MW Offshore Wind Turbine
Click here to open pdf in another window PDF for Conceptual Design of a Prestressed Concrete Spar Floater Supporting a 10 MW Offshore Wind Turbine
Topics: Conceptual design, Concretes, Offshore wind turbines, Prestressed concrete, Spar platforms, Stability
Proceedings Papers

LQR Optimal Control of Two-Rotor Wind Turbine Mounted on Spar-Type Floating Platform

Omar El Beshbichi, Yihan Xing, Muk Chen Ong
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A022, June 5–10, 2022
Paper No: OMAE2022-78877
DOI: https://doi.org/10.1115/OMAE2022-78877
View Paper titled, LQR Optimal Control of Two-Rotor Wind Turbine Mounted on Spar-Type Floating Platform
Click here to open pdf in another window PDF for LQR Optimal Control of Two-Rotor Wind Turbine Mounted on Spar-Type Floating Platform
Topics: Optimal control, Rotors, Spar platforms, Wind turbines, Wing spars, Dynamic analysis, Stress, Yaw, Blades, Control equipment
Proceedings Papers

Model Test and Validation of the Crown Floating Offshore Wind Turbine

Wei Yu, Frank Lemmer, Katja Lehmann, Po Wen Cheng, Santiago de Guzmán, Jaime Moreu, Tommaso Battistella
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A059, June 5–10, 2022
Paper No: OMAE2022-81065
DOI: https://doi.org/10.1115/OMAE2022-81065
View Paper titled, Model Test and Validation of the Crown Floating Offshore Wind Turbine
Click here to open pdf in another window PDF for Model Test and Validation of the Crown Floating Offshore Wind Turbine
Topics: Floating wind turbines, Waves, Dynamic response, Control systems, Dampers, Hardware, Spar platforms, Testing, Thrust, Turbines
Proceedings Papers

Hydrodynamic Response of Buoy Form Spar With Heave Plate Near Free Surface

Pooja Hegde, S. Nallayarasu
Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A029, June 21–30, 2021
Paper No: OMAE2021-62387
DOI: https://doi.org/10.1115/OMAE2021-62387
View Paper titled, Hydrodynamic Response of Buoy Form Spar With Heave Plate Near Free Surface
Click here to open pdf in another window PDF for Hydrodynamic Response of Buoy Form Spar With Heave Plate Near Free Surface
Topics: Buoys, Damping, Spar platforms, Wing spars
Proceedings Papers

Concept Study for the Floater Type Selection on Floating Offshore Wind Turbines

Toshiki Chujo, Ken Haneda
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A031, June 21–30, 2021
Paper No: OMAE2021-63040
DOI: https://doi.org/10.1115/OMAE2021-63040
View Paper titled, Concept Study for the Floater Type Selection on Floating Offshore Wind Turbines
Click here to open pdf in another window PDF for Concept Study for the Floater Type Selection on Floating Offshore Wind Turbines
Topics: Construction, Floating wind turbines, Semi-submersible offshore structures, Spar platforms, Wing spars, Economics , Safety, Waves, Design, Dimensions
Proceedings Papers

The Potential for Combining Floating Wind Turbines With Point Absorbing Wave Energy Converters

David M. Skene, Nataliia Sergiienko, Boyin Ding, Benjamin Cazzolato
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A012, June 21–30, 2021
Paper No: OMAE2021-63554
DOI: https://doi.org/10.1115/OMAE2021-63554
View Paper titled, The Potential for Combining Floating Wind Turbines With Point Absorbing Wave Energy Converters
Click here to open pdf in another window PDF for The Potential for Combining Floating Wind Turbines With Point Absorbing Wave Energy Converters
Topics: Floating wind turbines, Wave energy converters, Dimensions, Spar platforms, Waves, Wind, Wing spars, Design
Proceedings Papers

Tank Test and Numerical Simulation of Spar Type Floating OTEC

Shunka C. Hirao, Jun Umeda, Kentaroh Kokubun, Toshifumi Fujiwara
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A004, June 21–30, 2021
Paper No: OMAE2021-62107
DOI: https://doi.org/10.1115/OMAE2021-62107
View Paper titled, Tank Test and Numerical Simulation of Spar Type Floating OTEC
Click here to open pdf in another window PDF for Tank Test and Numerical Simulation of Spar Type Floating OTEC
Topics: Computer simulation, Ocean thermal energy conversion, Pipes, Spar platforms, Vortex-induced vibration, Water, Wing spars
Proceedings Papers

Effects of Design Parameter on Occurrence of Snap Load and Wear of Mooring Line for Spar-Buoy With Ring-Fin Motion Stabilizer for Shallow Sea

Yusuke Yamamoto, Taishi Morimoto, Toru Katayama, Masahiro Goto, Ryo Kodama
Proc. ASME. OMAE2021, Volume 5: Ocean Space Utilization, V005T05A013, June 21–30, 2021
Paper No: OMAE2021-62337
DOI: https://doi.org/10.1115/OMAE2021-62337
View Paper titled, Effects of Design Parameter on Occurrence of Snap Load and Wear of Mooring Line for Spar-Buoy With Ring-Fin Motion Stabilizer for Shallow Sea
Click here to open pdf in another window PDF for Effects of Design Parameter on Occurrence of Snap Load and Wear of Mooring Line for Spar-Buoy With Ring-Fin Motion Stabilizer for Shallow Sea
Topics: Buoys, Design, Mooring, Seas, Spar platforms, Stress, Wear, Wing spars
Proceedings Papers

Possibility of Reducing Spar-Type FOWT Hydrodynamic Response Using a Torus Structure With Annular Flow

Motohiko Murai, Xiaolei Liu
Proc. ASME. OMAE2021, Volume 5: Ocean Space Utilization, V005T05A015, June 21–30, 2021
Paper No: OMAE2021-62385
DOI: https://doi.org/10.1115/OMAE2021-62385
View Paper titled, Possibility of Reducing Spar-Type FOWT Hydrodynamic Response Using a Torus Structure With Annular Flow
Click here to open pdf in another window PDF for Possibility of Reducing Spar-Type FOWT Hydrodynamic Response Using a Torus Structure With Annular Flow
Topics: Flow (Dynamics), Potential theory (Physics), Spar platforms, Wing spars
Proceedings Papers

Mooring Designs for Floating Offshore Wind Turbines Leveraging Experience From the Oil & Gas Industry

Kai-tung Ma, Yongyan Wu, Simen Fodstad Stolen, Leopoldo Bello, Menno ver der Horst, Yong Luo
Proc. ASME. OMAE2021, Volume 1: Offshore Technology, V001T01A031, June 21–30, 2021
Paper No: OMAE2021-60739
DOI: https://doi.org/10.1115/OMAE2021-60739
View Paper titled, Mooring Designs for Floating Offshore Wind Turbines Leveraging Experience From the Oil & Gas Industry
Click here to open pdf in another window PDF for Mooring Designs for Floating Offshore Wind Turbines Leveraging Experience From the Oil & Gas Industry
Topics: Floating wind turbines, Gas industry, Mooring, Semi-submersible offshore structures, Spar platforms, Tension-leg platforms, Wing spars
Proceedings Papers

Modeling of a Shared Mooring System for a Dual-Spar Configuration

Guodong Liang, Karl Merz, Zhiyu Jiang
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A057, August 3–7, 2020
Paper No: OMAE2020-18467
DOI: https://doi.org/10.1115/OMAE2020-18467
View Paper titled, Modeling of a Shared Mooring System for a Dual-Spar Configuration
Click here to open pdf in another window PDF for Modeling of a Shared Mooring System for a Dual-Spar Configuration
Topics: Modeling, Mooring, Spar platforms, Wing spars, Floating wind turbines, Simulation, Cable structures, Design, Wind farms
Proceedings Papers

Dynamic Responses of a Spar Type Floating Offshore Wind Turbine With Failed Moorings

Yajun Ren, Vengatesan Venugopal
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A050, August 3–7, 2020
Paper No: OMAE2020-18353
DOI: https://doi.org/10.1115/OMAE2020-18353
View Paper titled, Dynamic Responses of a Spar Type Floating Offshore Wind Turbine With Failed Moorings
Click here to open pdf in another window PDF for Dynamic Responses of a Spar Type Floating Offshore Wind Turbine With Failed Moorings
Topics: Dynamic response, Failure, Floating wind turbines, Mooring, Spar platforms, Wing spars
Proceedings Papers

Investigating the Impact of Power-Take-Off System Parameters and Control Law on a Rotational Wave Energy Converter’s Peak-to-Average Power Ratio Reduction

H. Bora Karayaka, Yi-Hsiang Yu, Nathan Tom, Eduard Muljadi
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A029, August 3–7, 2020
Paper No: OMAE2020-18961
DOI: https://doi.org/10.1115/OMAE2020-18961
View Paper titled, Investigating the Impact of Power-Take-Off System Parameters and Control Law on a Rotational Wave Energy Converter’s Peak-to-Average Power Ratio Reduction
Click here to open pdf in another window PDF for Investigating the Impact of Power-Take-Off System Parameters and Control Law on a Rotational Wave Energy Converter’s Peak-to-Average Power Ratio Reduction
Topics: Control algorithms, Engines, Gears, Generators, Geometry, Hardware, Inertia (Mechanics), Mechanical drives, Motors, Resonance
Proceedings Papers

Accelerated Hydrodynamic Analysis for Spar Buoys With Second-Order Wave Excitation

Antonio Pegalajar-Jurado, Henrik Bredmose
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A067, August 3–7, 2020
Paper No: OMAE2020-18910
DOI: https://doi.org/10.1115/OMAE2020-18910
View Paper titled, Accelerated Hydrodynamic Analysis for Spar Buoys With Second-Order Wave Excitation
Click here to open pdf in another window PDF for Accelerated Hydrodynamic Analysis for Spar Buoys With Second-Order Wave Excitation
Topics: Buoys, Excitation, Spar platforms, Waves, Wing spars, Stress, Seas, Computer simulation, Design, Resonance
Proceedings Papers

Blowing the Top on Parametric Resonance: Relief Valve Control for the Stabilisation of an OWC Spar Buoy

Josh Davidson, Rui P. F. Gomes, Roberto Galeazzi, João C. C. Henriques
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A033, August 3–7, 2020
Paper No: OMAE2020-19128
DOI: https://doi.org/10.1115/OMAE2020-19128
View Paper titled, Blowing the Top on Parametric Resonance: Relief Valve Control for the Stabilisation of an OWC Spar Buoy
Click here to open pdf in another window PDF for Blowing the Top on Parametric Resonance: Relief Valve Control for the Stabilisation of an OWC Spar Buoy
Topics: Buoys, Relief valves, Resonance, Spar platforms, Wing spars, Waves, Dynamics (Mechanics), Flumes, Oscillations, Pressure