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Proceedings Papers

Prediction of Heave and Pitch Low Frequency Wave Forces and Motions of a Semi-Submersible Floating Wind Turbine and Comparison With Model Test Data

Nuno Fonseca, Carlos Eduardo Siva de Sousa, Petter Andreas Berthelsen
Proc. ASME. IOWTC2022, ASME 2022 4th International Offshore Wind Technical Conference, V001T01A001, December 7–8, 2022
Paper No: IOWTC2022-95009
DOI: https://doi.org/10.1115/IOWTC2022-95009
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Topics: Floating wind turbines, Semi-submersible offshore structures, Wave forces, Damping, Wave drift forces, Waves, Approximation, Wave drift, Engineering simulation, Flow (Dynamics)
Proceedings Papers

Hydroelastic Simulation of Breaking Wave Impact on a Flexible Coastal Seawall

Yuzhu Li, Zhengyu Hu, Luofeng Huang
Proc. ASME. OMAE2022, Volume 5A: Ocean Engineering, V05AT06A002, June 5–10, 2022
Paper No: OMAE2022-79099
DOI: https://doi.org/10.1115/OMAE2022-79099
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Topics: Seawalls, Shorelines, Simulation, Waves, Computational fluid dynamics, Deformation, Computer simulation, Oscillations, Solid mechanics, Stress
Proceedings Papers

Performance Modelling of Flap-Type Wave Energy Converter Array: Flaps With Various Dynamic Characteristics

Saghy Saeidtehrani, George Lavidas
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A069, June 5–10, 2022
Paper No: OMAE2022-79869
DOI: https://doi.org/10.1115/OMAE2022-79869
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Topics: Modeling, Wave energy converters, Simulation, Waves, Computer simulation, Energy generation, Oscillations, Power converters, Shorelines, Wave frequency
Proceedings Papers

Increase of Wave Drift Forces in Severe Seastates Due to Wave Frequency Viscous Damping

Nuno Fonseca, Babak Ommani
Proc. ASME. OMAE2022, Volume 1: Offshore Technology, V001T01A034, June 5–10, 2022
Paper No: OMAE2022-81461
DOI: https://doi.org/10.1115/OMAE2022-81461
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Topics: Damping, Wave drift forces, Wave frequency, Computational fluid dynamics, Flow (Dynamics), FPSO, Boundary element methods, Design, Emission spectroscopy, Engineering simulation
Proceedings Papers

System Uncertainty Effects on the Wave Frequency Response Of Floating Vessels Based on Polynomial Chaos Expansion

Gowtham Radhakrishnan, Xu Han, Svein Sævik, Zhen Gao, Bernt Johan Leira
Proc. ASME. OMAE2021, Volume 2: Structures, Safety, and Reliability, V002T02A016, June 21–30, 2021
Paper No: OMAE2021-62542
DOI: https://doi.org/10.1115/OMAE2021-62542
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Topics: Chaos, Frequency-domain analysis, Polynomials, Sensitivity analysis, Uncertainty, Vessels, Wave frequency
Proceedings Papers

Sensitivity of a Floating Bridge Global Responses to Different Wave Drift Force Models

Carlos Eduardo Silva de Souza, Nuno Fonseca, Marit Irene Kvittem
Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A010, June 21–30, 2021
Paper No: OMAE2021-62777
DOI: https://doi.org/10.1115/OMAE2021-62777
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Topics: Bridges (Structures), Wave drift forces, Wave drift, Stress, Mooring, Approximation, Deflection, Design, Engineering simulation, Girders
Proceedings Papers

Analysis of a FOWT Model in Bichromatic Waves: An Investigation on the Effect of Combined Wave-Frequency and Slow Motions on the Calibration of Drag and Inertial Force Coefficients

Lucas H. S. do Carmo, Pedro C. de Mello, Edgard B. Malta, Guilherme R. Franzini, Alexandre N. Simos, Rodolfo T. Gonçalves, Hideyuki Suzuki
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A047, August 3–7, 2020
Paper No: OMAE2020-18239
DOI: https://doi.org/10.1115/OMAE2020-18239
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Topics: Calibration, Drag (Fluid dynamics), Wave frequency, Waves, Flow (Dynamics), Cylinders, Hull, Oscillations, Case studies, Computation
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
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Topics: Buoys, Relief valves, Resonance, Spar platforms, Wing spars, Waves, Dynamics (Mechanics), Flumes, Oscillations, Pressure
Proceedings Papers

Estimating Wave Induced Kinematics Underneath Measured Time Histories of Surface Elevation

Thomas B. Johannessen
Proc. ASME. OMAE2020, Volume 6B: Ocean Engineering, V06BT06A061, August 3–7, 2020
Paper No: OMAE2020-18727
DOI: https://doi.org/10.1115/OMAE2020-18727
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Topics: Kinematics, Waves, Boundary-value problems, Computational fluid dynamics, Nonlinear waves, Ocean engineering, Errors, Fourier series, Laplace equations, Water
Proceedings Papers

How the Hydrodynamic Response of PA-WECs’ Array Under Maximizing the Power Generation by its Arrangement and Control Force Change?

Motohiko Murai, Junki Funada, Qiao Li
Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A011, August 3–7, 2020
Paper No: OMAE2020-18189
DOI: https://doi.org/10.1115/OMAE2020-18189
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Topics: Energy generation, Renewable energy, Waves, Damping, Fossil fuels, Generators, Wave energy, Wave energy converters, Wave frequency
Proceedings Papers

Experimental Study on a Relation Between Nonlinear Hydrodynamic Forces and Wave-Induced Ship Motions

Masakazu Taguchi, Masashi Kashiwagi
Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T12A005, June 9–14, 2019
Paper No: OMAE2019-95555
DOI: https://doi.org/10.1115/OMAE2019-95555
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Topics: Fluid-dynamic forces, Ships, Waves, Equations of motion, Stress, Computation, Computational methods, Containers, Nonlinear waves, Wave frequency
Proceedings Papers

Numerical and Experimental Modelling of Wave Loads on Thin Porous Sheets

Ed Mackay, Lars Johanning, Dezhi Ning, Dongsheng Qiao
Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T12A019, June 9–14, 2019
Paper No: OMAE2019-95148
DOI: https://doi.org/10.1115/OMAE2019-95148
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Topics: Modeling, Stress, Waves, Pressure, Boundary element methods, Pressure drop, Separation (Technology), Breakwaters, Flumes, Offshore structures
Proceedings Papers

Wave Interaction With a Shallowly Submerged Step in 2D

Guy J. McCauley, Hugh Wolgamot, Scott Draper, Jana Orszaghova
Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T12A013, June 9–14, 2019
Paper No: OMAE2019-95933
DOI: https://doi.org/10.1115/OMAE2019-95933
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Topics: Waves, Breakwaters, Computational fluid dynamics, Computer simulation, Engineering simulation, Flow (Dynamics), Navier-Stokes equations, Seabed, Simulation, Submerged structures
Proceedings Papers

Shape Optimization of a Submerged Pressure Differential Wave Energy Converter for Load Reductions

Michael Kelly, Mohammad-Reza Alam
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A030, June 9–14, 2019
Paper No: OMAE2019-96390
DOI: https://doi.org/10.1115/OMAE2019-96390
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Topics: Pressure, Shape optimization, Stress, Wave energy converters, Damage, Geometry, Seas, Elongation, Excitation, Genetic algorithms
Proceedings Papers

A Numerical Evaluation of the Quadratic Transfer Function for a Floating Structure

Zhitian Xie, Yujie Liu, Jeffrey Falzarano
Proc. ASME. OMAE2019, Volume 7A: Ocean Engineering, V07AT06A020, June 9–14, 2019
Paper No: OMAE2019-95620
DOI: https://doi.org/10.1115/OMAE2019-95620
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Topics: Floating structures, Transfer functions, Approximation, Waves, Wave frequency, Water, Wave forces
Proceedings Papers

Study of Wave Added Resistance and Motions of KCS in Waves With Different Wave Lengths

Hao Guo, Decheng Wan
Proc. ASME. OMAE2019, Volume 7B: Ocean Engineering, V07BT06A040, June 9–14, 2019
Paper No: OMAE2019-95526
DOI: https://doi.org/10.1115/OMAE2019-95526
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Topics: Waves, Ships, Wavelength, Computational fluid dynamics, Diffraction, Containers, Fast Fourier transforms, Fluids, Fuel consumption, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Characteristics of Transforming Waves Breaking Over a Fringing Reef

Fuxian Gong, Manhar R. Dhanak
Proc. ASME. OMAE2019, Volume 7B: Ocean Engineering, V07BT06A064, June 9–14, 2019
Paper No: OMAE2019-96674
DOI: https://doi.org/10.1115/OMAE2019-96674
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Topics: Waves, Computer simulation, Energy dissipation, Energy transformation, Geometry, Navier-Stokes equations, Wave energy, Wave frequency
Proceedings Papers

Lean Global Analysis of Marine Slender Structures With Machine Learning

Vinicius Ribeiro Machado da Silva, Matheus Costa dos Santos, Mario Alfredo Vignoles
Proc. ASME. OMAE2019, Volume 5A: Pipelines, Risers, and Subsea Systems, V05AT04A006, June 9–14, 2019
Paper No: OMAE2019-95147
DOI: https://doi.org/10.1115/OMAE2019-95147
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Topics: Machine learning, Waves, Electromagnetic scattering, Design, Finite element analysis, Fatigue, Fatigue damage, Pipeline risers, Risers (Casting), Water
Proceedings Papers

Numerical Investigation of Wave-Frequency Pontoon Responses of a Floating Bridge Based on Model Test Results

Yanlin Shao, Xu Xiang, Jianyu Liu
Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A019, June 9–14, 2019
Paper No: OMAE2019-96545
DOI: https://doi.org/10.1115/OMAE2019-96545
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Topics: Bridges (Structures), Wave frequency, Waves, Computational fluid dynamics, Drag (Fluid dynamics), Girders, Stress, Damping, Excitation, Flanges
Proceedings Papers

Estimating Second Order Wave Drift Forces and Moments for Calculating DP Capability Plots

Saeed Barzegar Valikchali, Mitchell Anderson, David Molyneux, Dean Steinke
Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A055, June 9–14, 2019
Paper No: OMAE2019-96307
DOI: https://doi.org/10.1115/OMAE2019-96307
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Topics: Wave drift forces, Ships, Waves, Fluid-dynamic forces, Computational fluid dynamics, Currents, Design, Dynamic positioning systems, Engineering simulation, Hull