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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
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Topics: Pipeline risers, Top-tensioned risers, Vortex-induced vibration, Waves, Displacement, Stress, Risers (Casting)
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
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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
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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
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Topics: Optimization algorithms, Vortex-induced vibration, Cross-flow, Algorithms, Computer simulation, Databases, Marine structures, Optimization, Safety, Uncertainty
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
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Topics: Flow (Dynamics), Pipeline risers, Risers (Casting), Steel catenary risers, Vortex-induced vibration, Waves
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
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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

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
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Topics: Pipeline risers, Risers (Casting), Steel, Vortex-induced vibration, Waves
Proceedings Papers

Experimental Investigation of Over-Trawlability of an Innovative Arctic Subsea Production Unit (SPU)

Jie Wu, Chittiappa Muthanna, Hagbart Alsos, Rasmus Juhlin, Daniel Karunakaran
Proc. ASME. OMAE2019, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A051, June 9–14, 2019
Paper No: OMAE2019-95503
DOI: https://doi.org/10.1115/OMAE2019-95503
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Topics: Arctic region, Ocean engineering
Proceedings Papers

Submerged Production Unit: Design and Method for Launch and Tow to Field

Venkatesan Arumugam Elumalai, Sigbjørn Daasvatn, Daniel Karunakaran, Kjell Larsen, Bernt Johan Leira
Proc. ASME. OMAE2019, Volume 5A: Pipelines, Risers, and Subsea Systems, V05AT04A046, June 9–14, 2019
Paper No: OMAE2019-95291
DOI: https://doi.org/10.1115/OMAE2019-95291
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Topics: Design, Ocean engineering, Vessels, Buoyancy, Computer software, Construction, Cranes, Dynamic analysis, Fossil fuels, Glass reinforced plastics
Proceedings Papers

Feasibility Study of Selected Riser Concepts in Deep Water and Harsh Environment

Gilang Muhammad Gemilang, Daniel Karunakaran
Proc. ASME. OMAE2017, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A044, June 25–30, 2017
Paper No: OMAE2017-62453
DOI: https://doi.org/10.1115/OMAE2017-62453
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Topics: Pipeline risers, Risers (Casting), Water, Vessels, Buckling, Fatigue, Waves, Compression, Steel, Steel catenary risers
Journal Articles

Review of Steel Lazy Wave Riser Concepts for the North Sea

Airindy Felisita, Ove Tobias Gudmestad, Daniel Karunakaran, Lars Olav Martinsen
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. February 2017, 139(1): 011702.
Paper No: OMAE-15-1040
DOI: https://doi.org/10.1115/1.4034822
Published Online: October 20, 2016
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Topics: Pipeline risers, Risers (Casting), Waves, Arches
Proceedings Papers

A Review of VIV Responses of Steel Lazy Wave Riser

Airindy Felisita, Ove T. Gudmestad, Daniel Karunakaran, Lars Olav Martinsen
Proc. ASME. OMAE2016, Volume 2: CFD and VIV, V002T08A031, June 19–24, 2016
Paper No: OMAE2016-54321
DOI: https://doi.org/10.1115/OMAE2016-54321
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Topics: Pipeline risers, Risers (Casting), Steel, Vortex-induced vibration, Waves, Water, Buoyancy, Fatigue life, Fatigue, Arches
Proceedings Papers

Hydrodynamic Behavior of an Ultra-Deep Water Decoupled Buoy Supporting Risers

Cláudia Claro, Ivan Cruz, Daniel Karunakaran, Gustavo Hepener, Chunqun Ji, Yun Ding, Chunfa Wu, Jule Scharnke, Jaap de Wilde, Ricardo Franciss
Proc. ASME. OMAE2016, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A004, June 19–24, 2016
Paper No: OMAE2016-54300
DOI: https://doi.org/10.1115/OMAE2016-54300
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Topics: Buoys, Pipeline risers, Risers (Casting), Water, Design, FPSO, Hull, Hybrid risers, Ocean engineering
Proceedings Papers

Steel Lazy Wave Riser Configuration for Turret Moored FPSO With Disconnectable Turret in Deepwater

Daniel Karunakaran, Sankar Subramanian, Rolf Baarholm
Proc. ASME. OMAE2015, Volume 5B: Pipeline and Riser Technology, V05BT04A038, May 31–June 5, 2015
Paper No: OMAE2015-41800
DOI: https://doi.org/10.1115/OMAE2015-41800
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Topics: FPSO, Mooring, Pipeline risers, Risers (Casting), Steel, Waves, Deepwater development, Design, Geometry, Manufacturing
Proceedings Papers

Steel Lazy Wave Risers From Turret Moored FPSO for Deepwater Harsh Environment

Adekunle Peter Orimolade, Daniel Karunakaran, Trond Stokka Meling
Proc. ASME. OMAE2015, Volume 5B: Pipeline and Riser Technology, V05BT04A032, May 31–June 5, 2015
Paper No: OMAE2015-41004
DOI: https://doi.org/10.1115/OMAE2015-41004
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Topics: FPSO, Mooring, Pipeline risers, Risers (Casting), Steel, Waves, Stress, Vortex-induced vibration, Fatigue, Buoyancy
Proceedings Papers

Review of Steel Lazy Wave Riser Concepts for North Sea

Airindy Felisita, O. T. Gudmestad, Daniel Karunakaran, Lars Olav Martinsen
Proc. ASME. OMAE2015, Volume 5B: Pipeline and Riser Technology, V05BT04A035, May 31–June 5, 2015
Paper No: OMAE2015-41182
DOI: https://doi.org/10.1115/OMAE2015-41182
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Topics: North Sea, Pipeline risers, Risers (Casting), Steel, Waves, Buoyancy, Shapes, Fatigue, Stress, Dimensions
Proceedings Papers

Lifting Analysis of Subsea Framework Structures

Tor E. Søfteland, Odd V. Skrunes, Daniel Karunakaran
Proc. ASME. OMAE2014, Volume 1B: Offshore Technology, V01BT01A004, June 8–13, 2014
Paper No: OMAE2014-23816
DOI: https://doi.org/10.1115/OMAE2014-23816
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Topics: Ocean engineering, Seas, Cylinders, Design, Fluid-dynamic forces, Stress
Proceedings Papers

Upheaval Creep of Rock Dumped Flexible Flowline

Yang Zhengmao, Kristian Norland, Neil Brown, Daniel Karunakaran
Proc. ASME. OMAE2014, Volume 6A: Pipeline and Riser Technology, V06AT04A046, June 8–13, 2014
Paper No: OMAE2014-23673
DOI: https://doi.org/10.1115/OMAE2014-23673
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Topics: Creep, Rocks, Buckling, Temperature, Finite element analysis, Pressure, Computer software, Cycles, Pipes, Stiffness
Proceedings Papers

Global Buckling of a Pre-Pressurized Flexible Flowline

Zhengmao Yang, Daniel Karunakaran
Proc. ASME. OMAE2013, Volume 4A: Pipeline and Riser Technology, V04AT04A018, June 9–14, 2013
Paper No: OMAE2013-10155
DOI: https://doi.org/10.1115/OMAE2013-10155
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Topics: Buckling, Rocks, High pressure (Physics), Pipes, Pressure, Temperature, Bending (Stress), Design, Elongation, North Sea
Proceedings Papers

COBRA Riser Concept for Ultra Deepwater Condition

Tomy Nurwanto, Daniel Karunakaran, Ricardo Franciss
Proc. ASME. OMAE2013, Volume 4B: Pipeline and Riser Technology, V04BT04A030, June 9–14, 2013
Paper No: OMAE2013-11161
DOI: https://doi.org/10.1115/OMAE2013-11161
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Topics: Pipeline risers, Risers (Casting), Vessels, Hybrid risers, Vortex-induced vibration, Design, Fatigue, Water, Buckling, Buoyancy