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Gudfinnur Sigurdsson
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Proceedings Papers

Deterministic and Probabilistic Pipeline Girth Weld ECA Considering Internal Surface Flaw in Sour Service Region 1

Jens Tronskar, Lee Kit Wui, Gudfinnur Sigurdsson
Proc. ASME. OMAE2024, Volume 3: Materials Technology; Subsea Technology, V003T03A009, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-130912
https://doi.org/10.1115/OMAE2024-130912
View Paper titled, Deterministic and Probabilistic Pipeline Girth Weld ECA Considering Internal Surface Flaw in Sour Service Region 1
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Topics: Pipelines, Underwater pipelines, Probability, Containment, Failure, Fatigue cracks, Acceptance criteria, Fracture toughness, Welded joints, Fracture (Materials)
Proceedings Papers

Combined Fatigue Damages of Bridges From Wind and Wave Actions: Application to Offshore Bridge Structures

Magnus Knoph, Gudfinnur Sigurdsson, Mélanie Devergez
Proc. ASME. OMAE2023, Volume 2: Structures, Safety, and Reliability, V002T02A033, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-101111
https://doi.org/10.1115/OMAE2023-101111
View Paper titled, Combined Fatigue Damages of Bridges From Wind and Wave Actions: Application to Offshore Bridge Structures
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Topics: Bridges (Structures), Fatigue analysis, Fatigue damage, Inspection, Ocean engineering, Waves, Wind
Proceedings Papers

Probabilistic Approach for Fatigue Life Extension of Subsea Wells Using Pressure Testing

Arne Fjeldstad, Torfinn Hørte, Gudfinnur Sigurdsson, Stian Sætre
Proc. ASME. OMAE2023, Volume 2: Structures, Safety, and Reliability, V002T02A062, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-104800
https://doi.org/10.1115/OMAE2023-104800
View Paper titled, Probabilistic Approach for Fatigue Life Extension of Subsea Wells Using Pressure Testing
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Topics: Fatigue life, Inspection, Ocean engineering, Pressure, Pressure testing, Wells
Proceedings Papers

Fatigue Life Extension Procedure for Subsea Wells Based on Pressure Testing

Arne Fjeldstad, Torfinn Hørte, Gudfinnur Sigurdsson, Anders Wormsen, Espen Berg, Kenneth Alasdair Macdonald, Lorents Reinås
Proc. ASME. OMAE2021, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A045, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-63003
https://doi.org/10.1115/OMAE2021-63003
View Paper titled, Fatigue Life Extension Procedure for Subsea Wells Based on Pressure Testing
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Topics: Design, Fatigue, Fatigue life, Ocean engineering, Pressure, Pressure testing, Probability, Wells
Proceedings Papers

Safe Operation of Jacket Platforms in a Major Oil Field in the North Sea

Ingar Scherf, Trine Hansen, Gudfinnur Sigurdsson
Proc. ASME. OMAE2018, Volume 1: Offshore Technology, V001T01A044, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-77526
https://doi.org/10.1115/OMAE2018-77526
View Paper titled, Safe Operation of Jacket Platforms in a Major Oil Field in the North Sea
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Topics: Bearings, Design, Emergency preparedness, Engineering disciplines, Engineering standards, Engineers, Fatigue, Fatigue cracks, Inspection, North Sea
Proceedings Papers

On the Application of Structural Reliability Analysis

Torfinn Hørte, Gudfinnur Sigurdsson
Proc. ASME. OMAE2017, Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium, V009T12A041, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62717
https://doi.org/10.1115/OMAE2017-62717
View Paper titled, On the Application of Structural Reliability Analysis
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Topics: Event history analysis, Uncertainty, Design, Calibration, Ocean engineering, Probability, Structural engineering, Decision making, Failure, Fatigue
Proceedings Papers

Time Domain Fatigue Analysis of the Pin for Offshore Bridges Considering the Nonlinear Effect of Sliding Connections

Wenbin Dong, Ingar Scherf, Gudfinnur Sigurdsson
Proc. ASME. OMAE2017, Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium, V009T12A006, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-61811
https://doi.org/10.1115/OMAE2017-61811
View Paper titled, Time Domain Fatigue Analysis of the Pin for Offshore Bridges Considering the Nonlinear Effect of Sliding Connections
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Topics: Bridges (Structures), Fatigue analysis, Ocean engineering, Fatigue, Friction, Fatigue life, Springs, Fatigue damage, Inspection, North Sea
Proceedings Papers

A New Recommended Practice for Inspection Planning of Fatigue Cracks in Offshore Structures Based on Probabilistic Methods

Inge Lotsberg, Gudfinnur Sigurdsson
Proc. ASME. OMAE2014, Volume 5: Materials Technology; Petroleum Technology, V005T03A005, June 8–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2014-23188
https://doi.org/10.1115/OMAE2014-23188
View Paper titled, A New Recommended Practice for Inspection Planning of Fatigue Cracks in Offshore Structures Based on Probabilistic Methods
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Topics: Fatigue cracks, Inspection, Offshore structures, Fatigue, Fracture (Materials), Fracture mechanics, In-service inspection, Probability, Design, Education
Proceedings Papers

Safety Format and Acceptance Criteria for Analysis of Marine Structures Using Non-Linear Methods

Gunnar Solland, Atle Johansen, Gudfinnur Sigurdsson
Proc. ASME. OMAE2011, Volume 3: Materials Technology; Jan Vugts Symposium on Design Methodology of Offshore Structures; Jo Pinkster Symposium on Second Order Wave Drift Forces on Floating Structures; Johan Wichers Symposium on Mooring of Floating Structures in Waves, 687-694, June 19–24, 2011
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2011-49874
https://doi.org/10.1115/OMAE2011-49874
View Paper titled, Safety Format and Acceptance Criteria for Analysis of Marine Structures Using Non-Linear Methods
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Topics: Acceptance criteria, Marine structures, Safety, American Petroleum Institute, Buckling, Cross section (Physics), Design, Failure, Offshore installations, Stress
Proceedings Papers

Assessment of Ageing Structures: Case Studies

Einar Landet, Narve Oma, Gerhard Ersdal, Gudfinnur Sigurdsson, Trond So̸rensen
Proc. ASME. OMAE2011, Volume 3: Materials Technology; Jan Vugts Symposium on Design Methodology of Offshore Structures; Jo Pinkster Symposium on Second Order Wave Drift Forces on Floating Structures; Johan Wichers Symposium on Mooring of Floating Structures in Waves, 487-498, June 19–24, 2011
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2011-49959
https://doi.org/10.1115/OMAE2011-49959
View Paper titled, Assessment of Ageing Structures: Case Studies
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Topics: Life extension, Probability, Risk-based inspection, Safety, Service life (Equipment), Uncertainty
Proceedings Papers

System Effects in Fatigue Design of Long Pipes and Pipelines

Inge Lotsberg, Kim Mo̸rk, Sverre Valsga˚rd, Gudfinnur Sigurdsson
Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 117-124, June 6–11, 2010
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2010-20647
https://doi.org/10.1115/OMAE2010-20647
View Paper titled, System Effects in Fatigue Design of Long Pipes and Pipelines
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Topics: Cylinders, Design, Fatigue, Fatigue design, Manufacturing, Pipelines, Pipes, Safety, Transportation systems
Journal Articles

Recommended Design Fatigue Factors for Reassessment of Piles Subjected to Dynamic Actions From Driving

Inge Lotsberg, Gudfinnur Sigurdsson, Knut Arnesen, Michael E. Hall
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Structures, Safety and Reliability
J. Offshore Mech. Arct. Eng. November 2010, 132(4): 041603.
https://doi.org/10.1115/1.4001418
Published Online: September 23, 2010
View Article titled, Recommended Design Fatigue Factors for Reassessment of Piles Subjected to Dynamic Actions From Driving
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Topics: Design, Fatigue, Fatigue damage, Manufacturing, Probability, Soil, Stress, Uncertainty, Fatigue analysis, Welded joints
Proceedings Papers

Recommended Design Fatigue Factors for Reassessment of Piles Subjected to Dynamic Actions From Driving

Inge Lotsberg, Gudfinnur Sigurdsson, Knut Arnesen, Michael E. Hall
Proc. ASME. OMAE2008, Volume 5: Materials Technology; CFD and VIV, 159-167, June 15–20, 2008
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2008-57251
https://doi.org/10.1115/OMAE2008-57251
View Paper titled, Recommended Design Fatigue Factors for Reassessment of Piles Subjected to Dynamic Actions From Driving
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Topics: Design, Fatigue
Proceedings Papers

Probabilistic Inspection Optimization of Free-Span Surveys for Subsea Gas Pipelines

Jens P. Tronskar, Gudfinnur Sigurdsson, Olav Fyrileiv, Olav Forli, Joseph H. Kiefer, Colin Lewis
Proc. ASME. OMAE2002, 21st International Conference on Offshore Mechanics and Arctic Engineering, Volume 4, 59-72, June 23–28, 2002
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2002-28093
https://doi.org/10.1115/OMAE2002-28093
View Paper titled, Probabilistic Inspection Optimization of Free-Span Surveys for Subsea Gas Pipelines
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Topics: Fatigue cracks, Fracture (Materials), Fracture (Process), Inspection, Ocean engineering, Optimization, Pipelines, Underwater pipelines, Welded joints, Probability
Proceedings Papers

Reliability Reassessment of a Jacket Platform With Gas Seepage in the South China Sea

Gudfinnur Sigurdsson, Jan Mathisen, Pa˚l Stro̸m, Tok Kwong Goh
Proc. ASME. OMAE2003, Volume 2: Safety and Reliability; Pipeline Technology, 481-489, June 8–13, 2003
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2003-37472
https://doi.org/10.1115/OMAE2003-37472
View Paper titled, Reliability Reassessment of a Jacket Platform With Gas Seepage in the South China Sea
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Topics: China, Reliability, Seas, Seepage (Hydrology), Clearances (Engineering), Collapse, Event history analysis, Failure mechanisms, Pilings (Building), Soil
Proceedings Papers

Evaluation of Free Spanning Pipeline Design in a Risk Based Perspective

O̸istein Hagen, Kim Mo̸rk, Gudfinnur Sigurdsson, Finn Gunnar Nielsen
Proc. ASME. OMAE2003, Volume 2: Safety and Reliability; Pipeline Technology, 789-799, June 8–13, 2003
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2003-37419
https://doi.org/10.1115/OMAE2003-37419
View Paper titled, Evaluation of Free Spanning Pipeline Design in a Risk Based Perspective
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Topics: Design, Free spanning pipelines, Risk, Vortex-induced vibration, Failure, Pipelines, Probability, Uncertainty, Arches, Concretes
Proceedings Papers

Probabilistic Modelling for Reliability Analysis of Jackets

Jan Mathisen, Knut O. Ronold, Gudfinnur Sigurdsson
Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 2, 231-239, June 20–25, 2004
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2004-51227
https://doi.org/10.1115/OMAE2004-51227
View Paper titled, Probabilistic Modelling for Reliability Analysis of Jackets
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Topics: Event history analysis, Modeling, Reliability, Failure mechanisms, Stress, Uncertainty, Water, Waves
Proceedings Papers

Updated DNV-RP-F101 for Corroded Pipelines, 2004

Ola Hallvard Bjo̸rno̸y, Gudfinnur Sigurdsson, Mark J. Marley
Proc. ASME. IPC2004, 2004 International Pipeline Conference, Volumes 1, 2, and 3, 2665-2670, October 4–8, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IPC2004-0424
https://doi.org/10.1115/IPC2004-0424
View Paper titled, Updated DNV-RP-F101 for Corroded Pipelines, 2004
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Topics: Corrosion, Pipelines
Proceedings Papers

Fracture Control — Offshore Pipelines: Probabilistic Fracture Assessment of Surface Cracked Ductile Pipelines Using Analytical Equations

Andreas Sandvik, Erling O̸stby, Arvid Naess, Gudfinnur Sigurdsson, Christian Thaulow
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 3, 641-647, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67517
https://doi.org/10.1115/OMAE2005-67517
View Paper titled, Fracture Control — Offshore Pipelines: Probabilistic Fracture Assessment of Surface Cracked Ductile Pipelines Using Analytical Equations
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Topics: Fracture (Materials), Pipelines, Underwater pipelines, Pipes, Accounting, Ductile fracture, Fracture mechanics, Pressure, Probability, Stress
Proceedings Papers

Coating Degradation Models: Cost Optimisation of Inspection, Maintenance and Repair of FPSO’s

Einar Landet, Kari Lo̸nvik, Gudfinnur Sigurdsson, Karl P. Fischer
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 3, 3-10, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67005
https://doi.org/10.1115/OMAE2005-67005
View Paper titled, Coating Degradation Models: Cost Optimisation of Inspection, Maintenance and Repair of FPSO’s
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Topics: Coating processes, Coatings, Corrosion protection, Inspection, Maintenance, Optimization