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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
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Topics: Mooring, Optimization, Design, Simulation, Yaw, Tension, Dynamic response, Surges, Wind velocity, Algorithms
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
View Paper titled, Prediction of Heave and Pitch Low Frequency Wave Forces and Motions of a Semi-Submersible Floating Wind Turbine and Comparison With Model Test Data
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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

Computational Methods for Wave Structure Interaction Modelling in Coastal Environments Under Consideration of Bathymetric Attributes

León-Carlos Dempwolff, Tobias Martin, Christian Windt, Gregor Melling, Hans Bihs, Nils Goseberg
Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A011, June 5–10, 2022
Paper No: OMAE2022-81080
DOI: https://doi.org/10.1115/OMAE2022-81080
View Paper titled, Computational Methods for Wave Structure Interaction Modelling in Coastal Environments Under Consideration of Bathymetric Attributes
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Topics: Computational methods, Modeling, Shorelines, Waves, Pressure, Ships, Simulation, Stress, Approximation, Computational fluid dynamics
Proceedings Papers

Probabilistic Assessment of the Effect of Bolt Pre-Load Loss Over Time in Offshore Wind Turbine Bolted Ring-Flanges Using a Gaussian Process Surrogate Model

Jack Jorgensen, Melinda Hodkiewicz, Edward Cripps, Ghulam Mubashar Hassan
Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A033, June 5–10, 2022
Paper No: OMAE2022-79265
DOI: https://doi.org/10.1115/OMAE2022-79265
View Paper titled, Probabilistic Assessment of the Effect of Bolt Pre-Load Loss Over Time in Offshore Wind Turbine Bolted Ring-Flanges Using a Gaussian Process Surrogate Model
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Topics: Flanges, Offshore wind turbines, Stress, Approximation, Design, Event history analysis, Fatigue limit, Maintenance, Reliability, Clearances (Engineering)
Proceedings Papers

Importance of the Inertial Components in Modal State Covariances

Margaux Geuzaine, Aksel Fenerci, Ole Øiseth, Vincent Denoël
Proc. ASME. OMAE2022, Volume 1: Offshore Technology, V001T01A007, June 5–10, 2022
Paper No: OMAE2022-78644
DOI: https://doi.org/10.1115/OMAE2022-78644
View Paper titled, Importance of the Inertial Components in Modal State Covariances
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Topics: Approximation, Bridges (Structures), Emission spectroscopy, Floating structures, Ocean waves, Separation (Technology), Shapes, Spectroscopy, Statistics
Proceedings Papers

Comparing Numerical and Analytical Solutions of Solitary Water Waves Over Finite and Variable Depth

Thiago S. Hallak, Hafizul Islam, Sarat Chandra Mohapatra, C. Guedes Soares
Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A062, June 21–30, 2021
Paper No: OMAE2021-62642
DOI: https://doi.org/10.1115/OMAE2021-62642
View Paper titled, Comparing Numerical and Analytical Solutions of Solitary Water Waves Over Finite and Variable Depth
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Topics: Approximation, Boundary element methods, Computational fluid dynamics, Engineering simulation, Flow (Dynamics), Simulation, Solitons, Stability, Turbulence, Water
Proceedings Papers

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
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A028, June 21–30, 2021
Paper No: OMAE2021-62857
DOI: https://doi.org/10.1115/OMAE2021-62857
View Paper titled, Calibration of a Time-Domain Hydrodynamic Model for A 12 MW Semi-Submersible Floating Wind Turbine
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Topics: Calibration, Floating wind turbines, Semi-submersible offshore structures, Damping, Waves, Stress, Computer simulation, Seas, Wave drift, Approximation
Proceedings Papers

Statistical Description of Nonlinear Waves

Elzbieta M. Bitner-Gregersen, Odin Gramstad
Proc. ASME. OMAE2021, Volume 2: Structures, Safety, and Reliability, V002T02A001, June 21–30, 2021
Paper No: OMAE2021-62867
DOI: https://doi.org/10.1115/OMAE2021-62867
View Paper titled, Statistical Description of Nonlinear Waves
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Topics: Nonlinear waves, Statistics, Waves, Approximation, Density, Design, Engineering simulation, Marine structures, North Sea, Oceanography
Proceedings Papers

Estimation of Welding-Induced Plastic Zone Size and Residual Stress Levels: Linear Heat Input Approximation

Sachin Bhardwaj, R. M. Chandima Ratnayake
Proc. ASME. OMAE2021, Volume 3: Materials Technology, V003T03A010, June 21–30, 2021
Paper No: OMAE2021-62843
DOI: https://doi.org/10.1115/OMAE2021-62843
View Paper titled, Estimation of Welding-Induced Plastic Zone Size and Residual Stress Levels: Linear Heat Input Approximation
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Topics: Approximation, Heat, Stress, Welding
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
View Paper titled, Sensitivity of a Floating Bridge Global Responses to Different Wave Drift Force Models
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Topics: Bridges (Structures), Wave drift forces, Wave drift, Stress, Mooring, Approximation, Deflection, Design, Engineering simulation, Girders
Proceedings Papers

Second Order Difference Frequency Wave-Current Loading Using Kelvin-Newman Approximation

Farid P. Bakti, Moo-Hyun Kim
Proc. ASME. OMAE2020, Volume 6A: Ocean Engineering, V06AT06A016, August 3–7, 2020
Paper No: OMAE2020-18901
DOI: https://doi.org/10.1115/OMAE2020-18901
View Paper titled, Second Order Difference Frequency Wave-Current Loading Using Kelvin-Newman Approximation
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Topics: Approximation, Waves
Proceedings Papers

Stationary Intervals for Random Waves by Functional Clustering of Spectral Densities

Diego Rivera-García, Luis Angel García-Escudero, Agustín Mayo-Iscar, Joaquin Ortega
Proc. ASME. OMAE2020, Volume 6B: Ocean Engineering, V06BT06A006, August 3–7, 2020
Paper No: OMAE2020-19171
DOI: https://doi.org/10.1115/OMAE2020-19171
View Paper titled, Stationary Intervals for Random Waves by Functional Clustering of Spectral Densities
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Topics: Time series, Waves, Electromagnetic scattering, Spectra (Spectroscopy), Approximation, Density, Emission spectroscopy, Noise (Sound), Simulation, Spectral energy distribution
Proceedings Papers

Second-Order Difference-Frequency Loads on FPSOs by Full QTF and Relevant Approximations

Espen Engebretsen, Zhiyuan Pan, Nuno Fonseca
Proc. ASME. OMAE2020, Volume 1: Offshore Technology, V001T01A061, August 3–7, 2020
Paper No: OMAE2020-18132
DOI: https://doi.org/10.1115/OMAE2020-18132
View Paper titled, Second-Order Difference-Frequency Loads on FPSOs by Full QTF and Relevant Approximations
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Topics: Approximation, FPSO, Mooring, Stress
Proceedings Papers

Theory of Nonlinear Fourier Analysis: The Construction of Quasiperiodic Fourier Series for Nonlinear Wave Motion

Alfred R. Osborne
Proc. ASME. OMAE2020, Volume 2A: Structures, Safety, and Reliability, V02AT02A008, August 3–7, 2020
Paper No: OMAE2020-18850
DOI: https://doi.org/10.1115/OMAE2020-18850
View Paper titled, Theory of Nonlinear Fourier Analysis: The Construction of Quasiperiodic Fourier Series for Nonlinear Wave Motion
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Topics: Construction, Fourier analysis, Fourier series, Nonlinear waves, Waves, Dynamics (Mechanics), Korteweg-de Vries equation, Solitons, Theorems (Mathematics), Turbulence
Proceedings Papers

Space-Time Statistics via Trapezoidal Storm Model for Offshore Installations

Valentina Laface, Alessandra Romolo, Elzbieta M. Bitner-Gregersen
Proc. ASME. OMAE2020, Volume 2A: Structures, Safety, and Reliability, V02AT02A007, August 3–7, 2020
Paper No: OMAE2020-18822
DOI: https://doi.org/10.1115/OMAE2020-18822
View Paper titled, Space-Time Statistics via Trapezoidal Storm Model for Offshore Installations
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Topics: Offshore installations, Spacetime, Statistics, Storms, Waves, Approximation, Seas, Design, Marine engineering, Ocean waves
Proceedings Papers

Hydrodynamic Modelling and Estimating Response of Glacial Ice Near a Drilling Rig

Babak Ommani, Petter Andreas Berthelsen, Halvor Lie, Vegard Aksnes, Geir Løland
Proc. ASME. OMAE2019, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T07A013, June 9–14, 2019
Paper No: OMAE2019-95798
DOI: https://doi.org/10.1115/OMAE2019-95798
View Paper titled, Hydrodynamic Modelling and Estimating Response of Glacial Ice Near a Drilling Rig
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Topics: Drilling rigs, Ice, Modeling, Dynamics (Mechanics), Collisions (Physics), Semi-submersible offshore structures, Waves, Approximation, Computer simulation, Excitation
Proceedings Papers

Numerical Modelling of a Relatively Small Floating Body’s Wave and Low Frequency Motion Response, Compared With Observational Data

Christopher Wright, Haruki Yoshimoto, Ryota Wada, Ken Takagi
Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T13A029, June 9–14, 2019
Paper No: OMAE2019-96443
DOI: https://doi.org/10.1115/OMAE2019-96443
View Paper titled, Numerical Modelling of a Relatively Small Floating Body’s Wave and Low Frequency Motion Response, Compared With Observational Data
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Topics: Modeling, Waves, Wind energy, Displacement, Ocean engineering, Seas, Approximation, Chain, Climate change, Computer simulation
Proceedings Papers

A Fast 3D Model for Annular Flows of Wellbore Completion Fluids

Philippe M. J. Tardy
Proc. ASME. OMAE2019, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T11A061, June 9–14, 2019
Paper No: OMAE2019-95133
DOI: https://doi.org/10.1115/OMAE2019-95133
View Paper titled, A Fast 3D Model for Annular Flows of Wellbore Completion Fluids
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Topics: Flow (Dynamics), Fluids, Three-dimensional models, Annulus, Cements (Adhesives), Approximation, Computational fluid dynamics, Computers, Density, Displacement
Proceedings Papers

Development of a Panel Cutting Method Coupled With an Unsteady Potential Flow Model Based on the Weak-Scatterer Approximation

Pierre-Yves Wuillaume, Pierre Ferrant, Aurélien Babarit, Mattias Lynch
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A077, June 9–14, 2019
Paper No: OMAE2019-96296
DOI: https://doi.org/10.1115/OMAE2019-96296
View Paper titled, Development of a Panel Cutting Method Coupled With an Unsteady Potential Flow Model Based on the Weak-Scatterer Approximation
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Topics: Approximation, Cutting, Flow (Dynamics), Mesh generation
Proceedings Papers

Second-Order Responses of a 10 MW Floating Wind Turbine, Considering the Full QTF

Qun Cao, Longfei Xiao, Xiaoxian Guo, Mingyue Liu
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A068, June 9–14, 2019
Paper No: OMAE2019-95661
DOI: https://doi.org/10.1115/OMAE2019-95661
View Paper titled, Second-Order Responses of a 10 MW Floating Wind Turbine, Considering the Full QTF
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Topics: Floating wind turbines, Waves, Wind turbines, Approximation, Computer simulation, Computer software, Fatigue damage, Oscillating frequencies, Resonance, Significant wave heights