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Proceedings Papers

Opportunities With Renewable Wave Energy and Challenges in the Design of Floating Wave Energy Converter Systems

Jonas W. Ringsberg, Shun-Han Yang
Proc. ASME. OMAE2021, Volume 9: Ocean Renewable Energy, V009T09A008, June 21–30, 2021
Paper No: OMAE2021-60911
DOI: https://doi.org/10.1115/OMAE2021-60911
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Topics: Cables, Design, Mooring, Wave energy, Wave energy converters
Proceedings Papers

Load-Carrying Characteristics of Foam Core and Joint Geometry in Sandwich Structures

Jonas W. Ringsberg
Proc. ASME. OMAE2020, Volume 2B: Structures, Safety, and Reliability, V02BT02A004, August 3–7, 2020
Paper No: OMAE2020-18055
DOI: https://doi.org/10.1115/OMAE2020-18055
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Topics: Composite materials, Design, Finite element analysis, Geometry, Sandwich structures, Stress, Weight (Mass), Boundary-value problems, Construction, Failure
Proceedings Papers

Safe and Fuel-Efficient Voyage Planning for the Northeast Passage by Combining Reliable Ship Performance, Weather and Ice Forecast Models

Zhiyuan Li, Jonas W. Ringsberg, Li Ding, Fransisco Rita, Nicolas Fournier, Joana Mendes
Proc. ASME. OMAE2020, Volume 7: Polar and Arctic Sciences and Technology, V007T07A005, August 3–7, 2020
Paper No: OMAE2020-18025
DOI: https://doi.org/10.1115/OMAE2020-18025
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Topics: Arctic region, Fuel efficiency, Ice, Icebreakers, Ships
Proceedings Papers

Ship Resistance When Operating in Floating Ice Floes: A Derivation of Empirical Equations

Luofeng Huang, Christopher Ryan, Bojan Igrec, Andrea Grech La Rosa, Dimitris Stagonas, Giles Thomas, Zhiyuan Li, Minghao Li, Jonas W. Ringsberg
Proc. ASME. OMAE2020, Volume 7: Polar and Arctic Sciences and Technology, V007T07A021, August 3–7, 2020
Paper No: OMAE2020-19294
DOI: https://doi.org/10.1115/OMAE2020-19294
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Topics: Ice floes, Ships
Journal Articles

Design of Mooring Solutions and Array Systems for Point Absorbing Wave Energy Devices—Methodology and Application

Jonas W. Ringsberg, Hanna Jansson, Martin Örgård, Shun-Han Yang, Erland Johnson
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. June 2020, 142(3): 031101.
Paper No: OMAE-19-1018
DOI: https://doi.org/10.1115/1.4045370
Published Online: December 17, 2019
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Topics: Design, Mooring, Wave energy, Risk analysis
Proceedings Papers

A Voyage Planning Tool for Arctic Transit of Cargo Ships

Zhiyuan Li, Jonas W. Ringsberg, Francisco Afonso Rita
Proc. ASME. OMAE2019, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T07A001, June 9–14, 2019
Paper No: OMAE2019-95128
DOI: https://doi.org/10.1115/OMAE2019-95128
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Topics: Algorithms, Arctic region, Fuel efficiency, Seas, Ships
Proceedings Papers

Making Effective WEC Design Choices Based on Simulation and Analysis

Charlene Vance, Jonas W. Ringsberg, Shun-Han Yang
Proc. ASME. OMAE2019, Volume 10: Ocean Renewable Energy, V010T09A022, June 9–14, 2019
Paper No: OMAE2019-95138
DOI: https://doi.org/10.1115/OMAE2019-95138
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Topics: Design, Fatigue, Mooring, Simulation, Buoys, Engineering simulation, Absorption, Climate change, Fatigue damage, Geometry
Proceedings Papers

Comparison of Mooring Solutions and Array Systems for Point Absorbing Wave Energy Devices

Jonas W. Ringsberg, Hanna Jansson, Shun-Han Yang, Martin Örgård, Erland Johnson
Proc. ASME. OMAE2018, Volume 11A: Honoring Symposium for Professor Carlos Guedes Soares on Marine Technology and Ocean Engineering, V11AT12A037, June 17–22, 2018
Paper No: OMAE2018-77062
DOI: https://doi.org/10.1115/OMAE2018-77062
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Topics: Mooring, Wave energy, Computer software, Design, Engineering prototypes, Fatigue life, Gravity (Force), Life cycle assessment, Ocean energy, Polyester fabrics
Proceedings Papers

Shock Analysis of a Stern Ramp Using Dynamic Design Analysis Method

Jonas W. Ringsberg, Erland Johnson, Meng Zhang, Yunbo Yu
Proc. ASME. OMAE2017, Volume 3B: Structures, Safety and Reliability, V03BT02A027, June 25–30, 2017
Paper No: OMAE2017-61043
DOI: https://doi.org/10.1115/OMAE2017-61043
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Topics: Design, Shock (Mechanics), Stress, Ships, Explosions, Computer software, Spectroscopy, Vessels
Journal Articles

Analysis of Impact Loads on a Self-Elevating Unit During Jacking Operation

Jonas W. Ringsberg, Viktor Daun, Fredrik Olsson
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. June 2017, 139(3): 031602.
Paper No: OMAE-16-1091
DOI: https://doi.org/10.1115/1.4035996
Published Online: April 11, 2017
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Topics: Engineering simulation, Seabed, Simulation, Soil, Stress, Vessels, Waves, Jack-up drilling rigs, Simulation models, Water
Proceedings Papers

Sloshing Impact Response in LNG Membrane Carriers: A Response Analysis of the Hull Structure Supporting the Membrane Tanks

Jonas W. Ringsberg, André Liljegren, Ola Lindahl
Proc. ASME. OMAE2016, Volume 3: Structures, Safety and Reliability, V003T02A012, June 19–24, 2016
Paper No: OMAE2016-54067
DOI: https://doi.org/10.1115/OMAE2016-54067
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Topics: Hull, Liquefied natural gas, Membranes, Sloshing, Stress, Insulation, Deflection, Dynamic response, Finite element analysis, Sensitivity analysis
Proceedings Papers

Structural Analysis of Node Cut-Outs in a Semi-Submersible Offshore Platform

Jonas W. Ringsberg, Daniel Karlsson, Mårten Forser
Proc. ASME. OMAE2016, Volume 3: Structures, Safety and Reliability, V003T02A075, June 19–24, 2016
Paper No: OMAE2016-54068
DOI: https://doi.org/10.1115/OMAE2016-54068
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Topics: Offshore platforms, Semi-submersible offshore structures, Structural analysis, Design, Fatigue damage, Yield stress, Breakwaters, Stress, Weight (Mass), Buckling
Proceedings Papers

Ultimate Limit State Analysis of FRP Composite Sandwich Plates: Development of a Semi-Analytical Method

Jonas W. Ringsberg, Niklas Blomgren, Matej Prevc
Proc. ASME. OMAE2016, Volume 3: Structures, Safety and Reliability, V003T02A084, June 19–24, 2016
Paper No: OMAE2016-54069
DOI: https://doi.org/10.1115/OMAE2016-54069
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Topics: Composite materials, Fiber reinforced plastics, Plates (structures), Finite element analysis, Shear (Mechanics), Stiffness, Buckling, Stress, Deformation, Failure
Proceedings Papers

State-of-the-Art Within Ship Weather Routing

Martin Hjorth Simonsen, Erik Larsson, Wengang Mao, Jonas W. Ringsberg
Proc. ASME. OMAE2015, Volume 3: Structures, Safety and Reliability, V003T02A053, May 31–June 5, 2015
Paper No: OMAE2015-41939
DOI: https://doi.org/10.1115/OMAE2015-41939
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Topics: Ships, Optimization algorithms, Safety, Algorithms, Computer software, Energy efficiency, Fatigue, Fuels, Monitoring systems, Risk
Proceedings Papers

Analysis of Impact Loads on a Self-Elevating Unit During Jacking Operation

Jonas W. Ringsberg, Viktor Daun, Fredrik Olsson
Proc. ASME. OMAE2015, Volume 3: Structures, Safety and Reliability, V003T02A096, May 31–June 5, 2015
Paper No: OMAE2015-41030
DOI: https://doi.org/10.1115/OMAE2015-41030
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Topics: Jack-up drilling rigs, Stress, Soil, Deformation, Ocean engineering, Simulation models, Vessels, Wind, Load bearing capacity, Offshore wind turbines
Proceedings Papers

Quasi-Static Assessment of Response to Slamming Impact on Free Fall Lifeboats

Svein Erling Heggelund, Zhiyuan Li, Beom-Seon Jang, Jonas W. Ringsberg
Proc. ASME. OMAE2015, Volume 3: Structures, Safety and Reliability, V003T02A040, May 31–June 5, 2015
Paper No: OMAE2015-41810
DOI: https://doi.org/10.1115/OMAE2015-41810
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Topics: Lifeboats, Design, Stress, Aluminum, Deformation, Dynamic response, Euler-Bernoulli beam theory, Finite element analysis, Geometry, Membranes
Proceedings Papers

Development of a Model for Global Response of Ship Hull During Ramming of Heavy Ice Features

Jonas W. Ringsberg, Mathias Broman, Per Nordqvist
Proc. ASME. OMAE2014, Volume 10: Polar and Arctic Science and Technology, V010T07A011, June 8–13, 2014
Paper No: OMAE2014-23186
DOI: https://doi.org/10.1115/OMAE2014-23186
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Topics: Hull, Ice, Ships, Arctic region, Stress, Collisions (Physics), Design, Shorelines, Vessels
Proceedings Papers

Uncertainty in Stress Concentration Factor Computation for Ship Fatigue Design

Viktor Ogeman, Wengang Mao, Jonas W. Ringsberg
Proc. ASME. OMAE2014, Volume 4A: Structures, Safety and Reliability, V04AT02A008, June 8–13, 2014
Paper No: OMAE2014-23129
DOI: https://doi.org/10.1115/OMAE2014-23129
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Topics: Computation, Fatigue design, Ships, Stress concentration, Uncertainty, Stress, Fatigue damage, Fatigue life, Fatigue, Containers
Proceedings Papers

Fatigue Failure Analysis of Fillet Welded Joints Used in Offshore Structures

Jonas W. Ringsberg, Majid Anvari, Djan Eirik Djavit, Erik Strande
Proc. ASME. OMAE2014, Volume 4A: Structures, Safety and Reliability, V04AT02A015, June 8–13, 2014
Paper No: OMAE2014-23166
DOI: https://doi.org/10.1115/OMAE2014-23166
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Topics: Fatigue failure, Offshore structures, Welded joints, Fatigue life, Computational methods, Fatigue, Stress, Design, Drilling, Failure
Proceedings Papers

Modelling Approaches for Reliability Estimations of Fibre-Reinforced Plastic Laminates

Luis Felipe Sánchez-Heres, Jonas W. Ringsberg, Erland Johnson
Proc. ASME. OMAE2014, Volume 4A: Structures, Safety and Reliability, V04AT02A010, June 8–13, 2014
Paper No: OMAE2014-23145
DOI: https://doi.org/10.1115/OMAE2014-23145
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Topics: Fibers, Modeling, Plastic laminates, Reliability, Composite materials, Computation, Cracking (Materials), Damage, Engineering simulation, Fracture (Process)