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Journal Articles

Wave Effects on Vortex-Induced Vibrations of a Top-Tensioned Riser

Decao Yin, Jie Wu, Halvor Lie, Elizabeth Passano, Svein Saevík, Guttorm Grytoøyr, Michael A. Tognarelli, Torgrim Andersen, Ragnar Igland, Daniel Karunakaran, Collin Gaskill
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. August 2023, 145(4): 041901.
Paper No: OMAE-22-1078
DOI: https://doi.org/10.1115/1.4056521
Published Online: January 9, 2023
View Article titled, Wave Effects on Vortex-Induced Vibrations of a Top-Tensioned Riser
Click here to open pdf in another window PDF for Wave Effects on Vortex-Induced Vibrations of a Top-Tensioned Riser
Topics: Pipeline risers, Top-tensioned risers, Vortex-induced vibration, Waves, Displacement, Stress, Risers (Casting)
Proceedings Papers

Motion Response Prediction of Marine Vessels Based on Hydrodynamic Models Updated Through On-Site Measurements

Gowtham Radhakrishnan, Bernt J. Leira, Zhen Gao, Svein Sævik, Alojz Gomola
Proc. ASME. OMAE2022, Volume 2: Structures, Safety, and Reliability, V002T02A018, June 5–10, 2022
Paper No: OMAE2022-78912
DOI: https://doi.org/10.1115/OMAE2022-78912
View Paper titled, Motion Response Prediction of Marine Vessels Based on Hydrodynamic Models Updated Through On-Site Measurements
Click here to open pdf in another window PDF for Motion Response Prediction of Marine Vessels Based on Hydrodynamic Models Updated Through On-Site Measurements
Topics: Spectra (Spectroscopy), Vessels, Waves, Optimization, Uncertainty, Errors, North Sea, Ocean engineering, Physics
Proceedings Papers

Simulation of Trawl Board and Pipeline Pull-Over Interaction

Vegard Longva, Erik Levold, Håvar Ilstad, Svein Sævik, Frank Klæbo, Marie Finstad Opgård, Stefan Arenfeldt Vilsen
Proc. ASME. OMAE2022, Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems, V003T04A027, June 5–10, 2022
Paper No: OMAE2022-79928
DOI: https://doi.org/10.1115/OMAE2022-79928
View Paper titled, Simulation of Trawl Board and Pipeline Pull-Over Interaction
Click here to open pdf in another window PDF for Simulation of Trawl Board and Pipeline Pull-Over Interaction
Topics: Pipelines, Simulation, Stress, Finite element model, Lumber, Flumes, Interpolation, Ropes, Seabed, Steel
Proceedings Papers

Time Domain Prediction of VIV Responses in Oscillatory Flow Conditions

Jie Wu, Decao Yin, Jingzhe Jin, Halvor Lie, Elizabeth Passano, Svein Sævik, Guttorm Grytøyr, Michael A. Tognarelli, Daniel Karunakaran, Torgrim Andersen, Ragnar Igland
Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A030, June 5–10, 2022
Paper No: OMAE2022-79191
DOI: https://doi.org/10.1115/OMAE2022-79191
View Paper titled, Time Domain Prediction of VIV Responses in Oscillatory Flow Conditions
Click here to open pdf in another window PDF for Time Domain Prediction of VIV Responses in Oscillatory Flow Conditions
Topics: Flow (Dynamics), Pipeline risers, Risers (Casting), Steel catenary risers, Vortex-induced vibration, Waves
Proceedings Papers

Vortex-Induced Vibrations of a Top-Tensioned Riser in Combined Currents and Waves

Decao Yin, Jie Wu, Halvor Lie, Elizabeth Passano, Svein Sævik, Guttorm Grytoyr, Michael A. Tognarelli, Torgrim Andersen, Ragnar Igland, Daniel Karunakaran, Collin Gaskill
Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A028, June 5–10, 2022
Paper No: OMAE2022-79033
DOI: https://doi.org/10.1115/OMAE2022-79033
View Paper titled, Vortex-Induced Vibrations of a Top-Tensioned Riser in Combined Currents and Waves
Click here to open pdf in another window PDF for Vortex-Induced Vibrations of a Top-Tensioned Riser in Combined Currents and Waves
Topics: Currents, Top-tensioned risers, Vortex-induced vibration, Waves, Pipeline risers, Risers (Casting), Stress, Vessels, Dynamic response, Computer simulation
Proceedings Papers

VIV Responses of a Drilling Riser Subjected to Current and Top Motions

Jie Wu, Decao Yin, Jingzhe Jin, Halvor Lie, Elizabeth Passano, Svein Sævik, Michael A. Tognarelli, Guttorm Grytoyr, Ragnar Igland, Daniel Karunakaran, Torgrim Anderson, Collin Gaskill
Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A029, June 5–10, 2022
Paper No: OMAE2022-79180
DOI: https://doi.org/10.1115/OMAE2022-79180
View Paper titled, VIV Responses of a Drilling Riser Subjected to Current and Top Motions
Click here to open pdf in another window PDF for VIV Responses of a Drilling Riser Subjected to Current and Top Motions
Topics: Pipeline risers, Vortex-induced vibration, Flow (Dynamics), Stress, Engineering design processes, Marine structures, Ocean currents, Vessels, Waves
Proceedings Papers

Application of Optimization Algorithm on Parameters of an Empirical VIV Prediction Tool

Decao Yin, Jie Wu, Halvor Lie, Jingzhe Jin, Elizabeth Passano, Svein Sævik, Solve Eidnes, Guttorm Grytoyr, Michael A. Tognarelli, Torgrim Andersen, Ragnar Igland, Daniel Karunakaran, Collin Gaskill
Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A026, June 5–10, 2022
Paper No: OMAE2022-79015
DOI: https://doi.org/10.1115/OMAE2022-79015
View Paper titled, Application of Optimization Algorithm on Parameters of an Empirical VIV Prediction Tool
Click here to open pdf in another window PDF for Application of Optimization Algorithm on Parameters of an Empirical VIV Prediction Tool
Topics: Optimization algorithms, Vortex-induced vibration, Cross-flow, Algorithms, Computer simulation, Databases, Marine structures, Optimization, Safety, Uncertainty
Proceedings Papers

Optimization of Hydrodynamic Coefficients for VIV Prediction

Decao Yin, Jie Wu, Halvor Lie, Jingzhe Jin, Elizabeth Passano, Svein Saevik, Signe Riemer-Sorenson, Anne Marthine Rustad, Michael A. Tognarelli, Guttorm Grytyr, Torgrim Andersen, Daniel Karunakaran, Ragnar Igland, Collin Gaskill
Proc. ASME. OMAE2021, Volume 8: CFD and FSI, V008T08A025, June 21–30, 2021
Paper No: OMAE2021-63890
DOI: https://doi.org/10.1115/OMAE2021-63890
View Paper titled, Optimization of Hydrodynamic Coefficients for VIV Prediction
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Topics: Optimization, Vortex-induced vibration, Flow (Dynamics), Pipeline risers, Risers (Casting), Algorithms, Databases, Nonlinear programming, Ocean engineering, Computer software
Proceedings Papers

A Framework for Condition Monitoring and Risk-Based Decision Support Involving a Vessel State Observer

Xu Han, Bernt J. Leira, Svein Sævik, Gowtham Radhakrishnan, Stian Skjong, Lars T. Kyllingstad
Proc. ASME. OMAE2021, Volume 2: Structures, Safety, and Reliability, V002T02A018, June 21–30, 2021
Paper No: OMAE2021-61850
DOI: https://doi.org/10.1115/OMAE2021-61850
View Paper titled, A Framework for Condition Monitoring and Risk-Based Decision Support Involving a Vessel State Observer
Click here to open pdf in another window PDF for A Framework for Condition Monitoring and Risk-Based Decision Support Involving a Vessel State Observer
Topics: Condition monitoring, Risk, State estimation, Vessels, Sensors, Data acquisition, Inertia (Mechanics), Waves, Center of mass, Damping
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
View Paper titled, System Uncertainty Effects on the Wave Frequency Response Of Floating Vessels Based on Polynomial Chaos Expansion
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Topics: Chaos, Frequency-domain analysis, Polynomials, Sensitivity analysis, Uncertainty, Vessels, Wave frequency
Journal Articles

Simulating High-Mode Vortex-Induced Vibration of a Riser in Linearly Sheared Current Using an Empirical Time-Domain Model

Sang Woo Kim, Svein Sævik, Jie Wu, Bernt Johan Leira
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. August 2021, 143(4): 041901.
Paper No: OMAE-20-1127
DOI: https://doi.org/10.1115/1.4049246
Published Online: January 12, 2021
View Article titled, Simulating High-Mode Vortex-Induced Vibration of a Riser in Linearly Sheared Current Using an Empirical Time-Domain Model
Click here to open pdf in another window PDF for Simulating High-Mode Vortex-Induced Vibration of a Riser in Linearly Sheared Current Using an Empirical Time-Domain Model
Topics: Fatigue damage, Pipeline risers, Risers (Casting), Stress, Vortex-induced vibration, Tension, Simulation
Proceedings Papers

Time Domain VIV Analysis Tool VIVANA-TD: Validations and Improvements

Jie Wu, Jingzhe Jin, Decao Yin, Halvor Lie, Elizabeth Passano, Svein Sævik, Michael A. Tognarelli, Guttorm Grytøyr, Torgrim Andersen, Daniel Karunakaran, Ragnar Igland
Proc. ASME. OMAE2020, Volume 8: CFD and FSI, V008T08A031, August 3–7, 2020
Paper No: OMAE2020-18759
DOI: https://doi.org/10.1115/OMAE2020-18759
View Paper titled, Time Domain VIV Analysis Tool VIVANA-TD: Validations and Improvements
Click here to open pdf in another window PDF for Time Domain VIV Analysis Tool VIVANA-TD: Validations and Improvements
Topics: Pipeline risers, Risers (Casting), Steel, Vortex-induced vibration, Waves
Proceedings Papers

Simulating High Mode Vortex Induced Vibration of Riser in Linear Sheared Current Using an Empirical Time Domain Model

Sang Woo Kim, Svein Sævik, Jie Wu
Proc. ASME. OMAE2020, Volume 1: Offshore Technology, V001T01A020, August 3–7, 2020
Paper No: OMAE2020-18271
DOI: https://doi.org/10.1115/OMAE2020-18271
View Paper titled, Simulating High Mode Vortex Induced Vibration of Riser in Linear Sheared Current Using an Empirical Time Domain Model
Click here to open pdf in another window PDF for Simulating High Mode Vortex Induced Vibration of Riser in Linear Sheared Current Using an Empirical Time Domain Model
Topics: Pipeline risers, Risers (Casting), Vortex-induced vibration, Vortex shedding, Cross-flow, Design, Fatigue damage, Flow (Dynamics), Fluid-dynamic forces, Industrial design
Proceedings Papers

A Sensitivity Study of Vessel Hydrodynamic Model Parameters

Xu Han, Svein Sævik, Bernt Johan Leira
Proc. ASME. OMAE2020, Volume 1: Offshore Technology, V001T01A039, August 3–7, 2020
Paper No: OMAE2020-19039
DOI: https://doi.org/10.1115/OMAE2020-19039
View Paper titled, A Sensitivity Study of Vessel Hydrodynamic Model Parameters
Click here to open pdf in another window PDF for A Sensitivity Study of Vessel Hydrodynamic Model Parameters
Topics: Vessels, Computer simulation, Decision making, Energy industry, Inspection, Life extension, Maintenance, Uncertainty, Waves
Journal Articles

Motion Feasibility Framework for Remotely Operated Vehicles Based on Dynamic Positioning Capability

Juan A. Ramírez-Macías, Rafael E. Vásquez, Asgeir J. Sørensen, Svein Sævik
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. February 2021, 143(1): 011201.
Paper No: OMAE-19-1136
DOI: https://doi.org/10.1115/1.4047200
Published Online: June 8, 2020
View Article titled, Motion Feasibility Framework for Remotely Operated Vehicles Based on Dynamic Positioning Capability
Click here to open pdf in another window PDF for Motion Feasibility Framework for Remotely Operated Vehicles Based on Dynamic Positioning Capability
Topics: Remotely operated vehicles, Stress
Proceedings Papers

Multi-Objective Optimization Design of Flexible Risers Based on Bi-Scale Response Surface Models

Zhixun Yang, Jun Yan, Svein Sævik, Luqing Zhen, Naiquan Ye, Jinlong Chen, Qianjin Yue
Proc. ASME. OMAE2018, Volume 5: Pipelines, Risers, and Subsea Systems, V005T04A018, June 17–22, 2018
Paper No: OMAE2018-77947
DOI: https://doi.org/10.1115/OMAE2018-77947
View Paper titled, Multi-Objective Optimization Design of Flexible Risers Based on Bi-Scale Response Surface Models
Click here to open pdf in another window PDF for Multi-Objective Optimization Design of Flexible Risers Based on Bi-Scale Response Surface Models
Topics: Design, Flexible risers, Pareto optimization, Response surface methodology, Optimization, Fatigue life, Bending strength, Computer simulation, Cross section (Physics), Load bearing capacity
Proceedings Papers

A Methodology for DP Capability Studies on Remotely Operated Vehicles

Juan A. Ramírez-Macías, Rafael E. Vásquez, Asgeir J. Sørensen, Svein Sævik
Proc. ASME. OMAE2017, Volume 7A: Ocean Engineering, V07AT06A041, June 25–30, 2017
Paper No: OMAE2017-61918
DOI: https://doi.org/10.1115/OMAE2017-61918
View Paper titled, A Methodology for DP Capability Studies on Remotely Operated Vehicles
Click here to open pdf in another window PDF for A Methodology for DP Capability Studies on Remotely Operated Vehicles
Topics: Remotely operated vehicles, Stress, Vessels, Currents, Drag (Fluid dynamics), Dynamic positioning systems, North Sea, Ships, Thrust, Vehicles
Proceedings Papers

Simulating Riser VIV in Current and Waves Using an Empirical Time Domain Model

Mats J. Thorsen, Svein Sævik
Proc. ASME. OMAE2017, Volume 2: Prof. Carl Martin Larsen and Dr. Owen Oakley Honoring Symposia on CFD and VIV, V002T08A011, June 25–30, 2017
Paper No: OMAE2017-61217
DOI: https://doi.org/10.1115/OMAE2017-61217
View Paper titled, Simulating Riser VIV in Current and Waves Using an Empirical Time Domain Model
Click here to open pdf in another window PDF for Simulating Riser VIV in Current and Waves Using an Empirical Time Domain Model
Topics: Pipeline risers, Risers (Casting), Vortex-induced vibration, Waves, Stress, Flow (Dynamics), Vortex shedding, Cylinders, Bending (Stress), Cross-flow
Proceedings Papers

The Study on the Influence of Pipe-Soil Interaction on VIV for Different Free Span Types

Chongyao Zhou, Gang Xu, Zhiming Huang, Dagang Zhang, Naiquan Ye, Svein Sævik
Proc. ASME. OMAE2017, Volume 2: Prof. Carl Martin Larsen and Dr. Owen Oakley Honoring Symposia on CFD and VIV, V002T08A008, June 25–30, 2017
Paper No: OMAE2017-61117
DOI: https://doi.org/10.1115/OMAE2017-61117
View Paper titled, The Study on the Influence of Pipe-Soil Interaction on VIV for Different Free Span Types
Click here to open pdf in another window PDF for The Study on the Influence of Pipe-Soil Interaction on VIV for Different Free Span Types
Topics: Pipes, Soil, Vortex-induced vibration, Wakes, Damping, Seabed, Arches, Cross-flow, Currents, Dynamic response
Proceedings Papers

In-Line Vibrations of Flexible Pipes

Jan V. Ulveseter, Svein Sævik
Proc. ASME. OMAE2017, Volume 2: Prof. Carl Martin Larsen and Dr. Owen Oakley Honoring Symposia on CFD and VIV, V002T08A012, June 25–30, 2017
Paper No: OMAE2017-61325
DOI: https://doi.org/10.1115/OMAE2017-61325
View Paper titled, In-Line Vibrations of Flexible Pipes
Click here to open pdf in another window PDF for In-Line Vibrations of Flexible Pipes
Topics: Pipes, Vibration, Vortex-induced vibration, Currents, Fluid-dynamic forces, Simulation, Vortex shedding, Cross-flow, Cylinders, Damping