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Proceedings Volume Cover
ASME 2021 40th International Conference on Ocean, Offshore and Arctic Engineering
June 21–30, 2021
Virtual, Online
Conference Sponsors:
  • Ocean, Offshore and Arctic Engineering Division
ISBN:
978-0-7918-8519-2
Volume 9: Ocean Renewable Energy

Front Matter

OMAE2021 Front Matter
OMAE 2021; V009T00A001doi:https://doi.org/10.1115/OMAE2021-FM9
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Ocean Renewable Energy

Current and Tidal Energy

A Neural Network Time Dependent Hydrodynamic Force Model for Forced Two-Degree-Of-Freedom Sinusoidal Motion of a Circular Cylinder in a Free Stream
Erdem Aktosun, Nikolaos I. Xiros, Jason M. Dahl
OMAE 2021; V009T09A001doi:https://doi.org/10.1115/OMAE2021-62530
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Topics: Artificial neural networks , Circular cylinders , Energy harvesting , Fluid-dynamic forces , Vortex-induced vibration
Numerical Investigation of an Experimental Ocean Current Turbine Based on Blade Element Momentum Theory (BEM)
S. Sadeqi, S. Rouhi, N. Xiros, E. Aktosun, J. VanZwieten, C. Sultan, J. Ioup
OMAE 2021; V009T09A002doi:https://doi.org/10.1115/OMAE2021-63010
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Topics: Blades , Boundary element methods , Design , Drag (Fluid dynamics) , Electricity (Physics) , Model basin , Momentum , Ocean currents , Renewable energy , Sustainability
Ground Effect on Current Energy Harvesting From a Freely-Oscillating Circular Cylinder at Low Reynolds Number
Ahmed A. Hamada, Mirjam Fürth
OMAE 2021; V009T09A003doi:https://doi.org/10.1115/OMAE2021-63454
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Topics: Circular cylinders , Cylinders , Energy harvesting , Oscillations , Reynolds number , Vortex-induced vibration

Hybrid and Other Forms of Energy

Tank Test and Numerical Simulation of Spar Type Floating OTEC
Shunka C. Hirao, Jun Umeda, Kentaroh Kokubun, Toshifumi Fujiwara
OMAE 2021; V009T09A004doi:https://doi.org/10.1115/OMAE2021-62107
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Topics: Computer simulation , Ocean thermal energy conversion , Pipes , Spar platforms , Vortex-induced vibration , Water , Wing spars
Performance Analysis of Offshore Mono-Pile Wind Turbine Co-Located With Floating Photovoltaic Systems in Shark Bay, Australia
Morteza Bahadori, Hassan Ghassemi
OMAE 2021; V009T09A005doi:https://doi.org/10.1115/OMAE2021-63852
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Topics: Ocean engineering , Photovoltaic power systems , Wind turbines
Model Test of a Novel Floating Vertical-Axis Wind Turbine Under Wind and Wave Joint Loads
Hua-Dong Zheng, Xiang Yuan Zheng, Yu Lei
OMAE 2021; V009T09A006doi:https://doi.org/10.1115/OMAE2021-64188
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Topics: Stress , Vertical axis wind turbines , Waves , Wind
Dynamic Responses of the State-of-the-Art Floating System Integrating a Wind Turbine With a Steel Fish Farming Cage: Model Tests vs. Numerical Simulations
Yu Lei, Xiang Yuan Zheng, Hua-dong Zheng
OMAE 2021; V009T09A007doi:https://doi.org/10.1115/OMAE2021-64780
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Topics: Computer simulation , Drag (Fluid dynamics) , Dynamic response , Floating wind turbines , Steel , Wind turbines

Wave Energy

Opportunities With Renewable Wave Energy and Challenges in the Design of Floating Wave Energy Converter Systems
Jonas W. Ringsberg, Shun-Han Yang
OMAE 2021; V009T09A008doi:https://doi.org/10.1115/OMAE2021-60911
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Topics: Cables , Design , Mooring , Wave energy , Wave energy converters
Performance of a Near Shore Oscillating Wave Surge Converter With Variable Flap Configurations in Various Sea Conditions
Landon Sugar, Faete Filho, Tarek Abdel-Salam, Michael Muglia, Kurabachew Duba
OMAE 2021; V009T09A009doi:https://doi.org/10.1115/OMAE2021-62048
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Topics: Oscillations , Seas , Surges , Wave energy , Waves
Performance Modeling of a Variable-Geometry Oscillating Surge Wave Energy Converter on a Raised Foundation
Cole Burge, Nathan Tom, Krish Thiagarajan, Jacob Davis, Nhu Nguyen
OMAE 2021; V009T09A010doi:https://doi.org/10.1115/OMAE2021-62423
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Topics: Geometry , Modeling , Oscillations , Surges , Wave energy converters , Pressure , Steel , Wave energy , Additive manufacturing , Concretes
Quasi-Steady Analysis of Impulse Turbine Under Reciprocating Flow
Yang Yu, Mingren Zhao, Zhenmian Li, Jianxing Yu, Yang Gao, Yu Zhao
OMAE 2021; V009T09A011doi:https://doi.org/10.1115/OMAE2021-62583
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Topics: Flow (Dynamics) , Impulse (Physics) , Turbines
The Potential for Combining Floating Wind Turbines With Point Absorbing Wave Energy Converters
David M. Skene, Nataliia Sergiienko, Boyin Ding, Benjamin Cazzolato
OMAE 2021; V009T09A012doi:https://doi.org/10.1115/OMAE2021-63554
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Topics: Floating wind turbines , Wave energy converters , Dimensions , Spar platforms , Waves , Wind , Wing spars , Design
Numerical Investigation of a Variable-Shape Buoy Wave Energy Converter
Mohamed A. Shabara, Shangyan Zou, Ossama Abdelkhalik
OMAE 2021; V009T09A013doi:https://doi.org/10.1115/OMAE2021-63594
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Topics: Buoys , Computational fluid dynamics , Fluid structure interaction , Shapes , Wave energy converters , Waves
Optimization of a Torus-Shaped Wave Energy Converter Attached to a Hinged Arm
Mojtaba Kamarlouei, Thiago S. Hallak, Jose F. Gaspar, Miguel Calvário, C. Guedes Soares
OMAE 2021; V009T09A014doi:https://doi.org/10.1115/OMAE2021-63729
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Topics: Genetic algorithms , Optimization , Wave energy converters
Evaluation of the Negative Stiffness Mechanism on the Performance of a Hinged Wave Energy Converter
Mojtaba Kamarlouei, Thiago S. Hallak, Jose F. Gaspar, C. Guedes Soares
OMAE 2021; V009T09A015doi:https://doi.org/10.1115/OMAE2021-63748
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Topics: Springs , Stiffness , Wave energy converters
Wave Excitation Force Estimation for a Multi-DoF WEC via a Cubature Kalman Filter: Design and Preliminary Results
Hoai-Nam Nguyen, Paolino Tona, Alexis Mérigaud, Mathieu Cocho, Alexandre Pichard
OMAE 2021; V009T09A016doi:https://doi.org/10.1115/OMAE2021-64189
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Topics: Degrees of freedom , Design , Excitation , Kalman filters , Wave energy converters , Waves

Wind Energy

The Impacts of Climate Change on the Windows of Offshore Operations
Caroline Acton
OMAE 2021; V009T09A017doi:https://doi.org/10.1115/OMAE2021-61170
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Topics: Climate change , Maintenance , Ocean engineering , Wind
Model-Inversion Feedforward Control for Wave Load Reduction in Floating Wind Turbines
Alessandro Fontanella, Marco Belloli
OMAE 2021; V009T09A018doi: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
A Concept for Floating Offshore Wind Mooring System Integrity Management Based on Monitoring, Digital Twin and Control Technologies
Alberto Puras Trueba, Jonathan Fernández, Carlos A. Garrido-Mendoza, Alessandro La Grotta, Jon Basurko, Nuno Fonseca, Iratxe Arrabi, Feike Savenije, Payam Pourmand
OMAE 2021; V009T09A019doi:https://doi.org/10.1115/OMAE2021-61936
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Topics: Control systems , Mooring , Ocean engineering , Wind
Dynamic Model Development of Wind Turbine Drivetrains by Using Sensor Measurements
Diederik van Binsbergen, Amir R. Nejad, Jan Helsen
OMAE 2021; V009T09A020doi:https://doi.org/10.1115/OMAE2021-61939
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Topics: Dynamic models , Sensors , Wind turbines , Simulation , Vibration , Bearings , Condition monitoring , Displacement , Gears , Renewable energy
Estimation of Wind Turbine Gearbox Loads for Online Fatigue Monitoring Using Inverse Methods
Felix C. Mehlan, Amir R. Nejad, Zhen Gao
OMAE 2021; V009T09A021doi:https://doi.org/10.1115/OMAE2021-62181
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Topics: Fatigue , Mechanical drives , Stress , Wind turbines , Fatigue damage , Bearings , Dynamics (Mechanics) , Generators , Simulation , Torque measurement
Vibration Control of an Offshore Wind Turbine
Philip Alkhoury, Mourad Aït-Ahmed, Abdul-Hamid Soubra, Valentine Rey
OMAE 2021; V009T09A022doi:https://doi.org/10.1115/OMAE2021-62210
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Topics: Offshore wind turbines , Vibration , Vibration control , Optimal control , Actuators , Collapse , Control equipment , Dampers , Design , Excitation
Offshore Wind Turbine Mono-Bucket Foundations in Sand
Han Eng Low, Fangyuan Zhu, Henning Mohr, Phillip Watson, Carl Erbrich, Conleth O’Loughlin, Fraser Bransby, Mark Randolph, Thaleia Travasarou, Daniel O’Connell
OMAE 2021; V009T09A023doi:https://doi.org/10.1115/OMAE2021-62260
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Topics: Offshore wind turbines , Sands , Suction
Effect of the Simplified Superstructure and Soil-Structure Interaction Models on the Natural Frequencies of an Offshore Wind Turbine
Philip Alkhoury, Abdul-Hamid Soubra, Valentine Rey, Mourad Aït-Ahmed
OMAE 2021; V009T09A024doi:https://doi.org/10.1115/OMAE2021-62472
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Topics: Offshore wind turbines , Soil
On Lifetime Extension of Wind Turbine Drivetrains
Kelly Tartt, Amir R. Nejad, Abbas Kazemi-Amiri, Alasdair McDonald
OMAE 2021; V009T09A025doi:https://doi.org/10.1115/OMAE2021-62516
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Topics: Wind turbines , Service life (Equipment) , Wind , Bearings , Carbon , Economics , Emissions , Fossil fuels , Machinery , Ocean engineering
PyraWind™: An Innovative Floating Offshore Wind Turbine (FOWT) Global Performance Analysis
Zhiyong Yang, Xiaoqiang Bian, Yu Shi
OMAE 2021; V009T09A026doi:https://doi.org/10.1115/OMAE2021-62640
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Topics: Floating wind turbines , Mooring , Wind turbines , Hull , Ocean engineering , Wind , Turbines , Computer software , Design , Hydrodynamics
Validation of a Numerical Model for the Investigation of Tension Leg Platforms With Marine Energy Application Using REEF3D
Christian Windt, Nils Goseberg, Tobias Martin, Hans Bihs
OMAE 2021; V009T09A027doi:https://doi.org/10.1115/OMAE2021-62774
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Topics: Computer simulation , Ocean energy , Tension-leg platforms , Ocean engineering , Wind , Modeling , Mooring , Waves , Computational fluid dynamics , Displacement
Calibration of a Time-Domain Hydrodynamic Model for A 12 MW Semi-Submersible Floating Wind Turbine
Carlos Eduardo Silva de Souza, Nuno Fonseca, Petter Andreas Berthelsen, Maxime Thys
OMAE 2021; V009T09A028doi:https://doi.org/10.1115/OMAE2021-62857
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Topics: Calibration , Floating wind turbines , Semi-submersible offshore structures , Damping , Waves , Stress , Computer simulation , Seas , Wave drift , Approximation
Fibre Spring Mooring Solution for Mooring Floating Offshore Wind Turbines in Shallow Water
Paul McEvoy, Seojin Kim, Malak Haynes
OMAE 2021; V009T09A029doi:https://doi.org/10.1115/OMAE2021-62892
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Topics: Fibers , Floating wind turbines , Mooring , Polymers , Springs , Water , Wind farms
Experimental Investigation of the Coupling Between Aero- and Hydrodynamical Loads On A 12 MW Semi-Submersible Floating Wind Turbine
Maxime Thys, Carlos Souza, Thomas Sauder, Nuno Fonseca, Petter Andreas Berthelsen, Espen Engebretsen, Herbjørn Haslum
OMAE 2021; V009T09A030doi:https://doi.org/10.1115/OMAE2021-62980
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Topics: Floating wind turbines , Semi-submersible offshore structures , Stress , Testing
Concept Study for the Floater Type Selection on Floating Offshore Wind Turbines
Toshiki Chujo, Ken Haneda
OMAE 2021; V009T09A031doi:https://doi.org/10.1115/OMAE2021-63040
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Topics: Construction , Floating wind turbines , Semi-submersible offshore structures , Spar platforms , Wing spars , Economics , Safety , Waves , Design , Dimensions
Individual Blade Pitch Control for Alleviation of Vibratory Loads on Floating Offshore Wind Turbines
Luca Pustina, Claudio Pasquali, Jacopo Serafini, Claudio Lugni, Massimo Gennaretti
OMAE 2021; V009T09A032doi: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
Seismic Design for Offshore Wind Farms – Lessons Learnt From the ACE Joint Industry Project
Marcus Klose, Junkan Wang, Albert Ku
OMAE 2021; V009T09A033doi:https://doi.org/10.1115/OMAE2021-63327
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Topics: Earthquake resistant design , Ocean engineering , Wind farms , Wind turbines
Advances on Reduced-Order Modeling of Floating Offshore Wind Turbines
Frank Lemmer, Wei Yu, Heiner Steinacker, Danai Skandali, Steffen Raach
OMAE 2021; V009T09A034doi: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
Suction Caissons as Multipod OWT Foundations in Clay: Investigation of Loading Rate Effects
Maria Antoniou, Rallis Kourkoulis, Fani Gelagoti, Ioannis Anastasopoulos
OMAE 2021; V009T09A035doi:https://doi.org/10.1115/OMAE2021-65090
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Topics: Caissons , Suction
A Model to Assess the Susceptibility of a Multicolumn FOWT Platform to Vortex-Induced Motions in Early Design Stages
Celso P. Pesce, Giovanni A. Amaral, Bruno Mendes, Everton L. Oliveira, Guilherme R. Franzini
OMAE 2021; V009T09A036doi:https://doi.org/10.1115/OMAE2021-65761
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Topics: Design , Vortices
Non-Linear Response Analysis of Jacket Supported Offshore Wind Turbine under Seismic Loads using Hilbert-Huang Transform
Subham Kashyap, Nilanjan Saha, K. A. Abhinav
OMAE 2021; V009T09A037doi:https://doi.org/10.1115/OMAE2021-67597
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Topics: Earthquakes , Offshore wind turbines , Soil , Stress , Finite element analysis , American Petroleum Institute , Hydrodynamics , Modeling , Ocean engineering , Resonance
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