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Proceedings Papers

Fatigue Strength of 3” Subsea Pressure Containing Bolts in Air and Seawater Environment

Agnes Marie Horn, Arne Fjeldstad, Tore Geir Wernø, Anthony D. Muff
Proc. ASME. OMAE2023, Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems, V003T03A006, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-104674
https://doi.org/10.1115/OMAE2023-104674
View Paper titled, Fatigue Strength of 3” Subsea Pressure Containing Bolts in Air and Seawater Environment
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Topics: Fatigue, Fatigue strength, Ocean engineering, Pressure, Seawater, Cathodic protection, Corrosion, Design, ASTM International, Fatigue design
Proceedings Papers

Some Background for the 2023 Revision of the Recommended Practice DNV-RP-C203 Fatigue Design of Offshore Steel Structures

Inge Lotsberg, Arne Fjeldstad
Proc. ASME. OMAE2023, Volume 2: Structures, Safety, and Reliability, V002T02A027, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-104845
https://doi.org/10.1115/OMAE2023-104845
View Paper titled, Some Background for the 2023 Revision of the Recommended Practice DNV-RP-C203 Fatigue Design of Offshore Steel Structures
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Topics: Fatigue design, Ocean engineering, Pipelines, Steel
Proceedings Papers

A Study on the Degree of Bending (DOB) in Two-Planar Tubular DYT-Joints of Offshore Jacket Structures: Geometrical Effects and Fatigue Design Formulation

Hamid Ahmadi, Hassan Karampour, Mahdi Ghorbani, Hamid Fard
Proc. ASME. OMAE2023, Volume 2: Structures, Safety, and Reliability, V002T02A023, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-100940
https://doi.org/10.1115/OMAE2023-100940
View Paper titled, A Study on the Degree of Bending (DOB) in Two-Planar Tubular DYT-Joints of Offshore Jacket Structures: Geometrical Effects and Fatigue Design Formulation
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Topics: Fatigue, Fatigue design, Offshore platform jackets, Fatigue analysis, Stress concentration, Bracing (Construction), Chords (Trusses), Design, Fatigue life, Finite element analysis
Proceedings Papers

Recommendations for a Fatigue Design Analysis Calibrated Using Structural Reliability Analysis

Torfinn Hørte, Siril Okkenhaug
Proc. ASME. OMAE2022, Volume 2: Structures, Safety, and Reliability, V002T02A057, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-81463
https://doi.org/10.1115/OMAE2022-81463
View Paper titled, Recommendations for a Fatigue Design Analysis Calibrated Using Structural Reliability Analysis
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Topics: Event history analysis, Fatigue design, Mooring, Safety, Fatigue, Reliability, Chain, Fatigue analysis, Fatigue limit, Seas
Proceedings Papers

A Review of DNVGL-RP-F105 Fatigue Assessment Model or Why My Free Span Has Not Failed

Mário Caruso
Proc. ASME. OMAE2021, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A029, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-63747
https://doi.org/10.1115/OMAE2021-63747
View Paper titled, A Review of DNVGL-RP-F105 Fatigue Assessment Model or Why My Free Span Has Not Failed
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Topics: Fatigue, Vortex-induced vibration, Free spanning pipelines, American Petroleum Institute, Arches, Fatigue design, Fatigue life
Proceedings Papers

Deepwater Steel Catenary Riser System Design for Lingshui 17-2 Project

Ning He, Hu Yang, Fanli Xu, Yongming Cheng
Proc. ASME. OMAE2021, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A038, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-63881
https://doi.org/10.1115/OMAE2021-63881
View Paper titled, Deepwater Steel Catenary Riser System Design for Lingshui 17-2 Project
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Topics: Design, Steel catenary risers, China, Ocean engineering, Pipeline risers, Risers (Casting), Seas, Engineering design, Fatigue design, Manufacturing systems
Proceedings Papers

A Multidimensional FEA Approach for Determination of Hot Spot Stresses in Offshore Jacket Structures

Kris Hectors, Hasan Saeed, Wim De Waele
Proc. ASME. IOWTC2021, ASME 2021 3rd International Offshore Wind Technical Conference, V001T01A020, February 16–17, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IOWTC2021-3532
https://doi.org/10.1115/IOWTC2021-3532
View Paper titled, A Multidimensional FEA Approach for Determination of Hot Spot Stresses in Offshore Jacket Structures
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Topics: Fatigue, Finite element analysis, Offshore platform jackets, Stress, Stress concentration, Tubular joints, Fatigue life, Waves, Fatigue analysis, Fatigue design
Proceedings Papers

Fretting Fatigue Design of Subsea Connectors: A Generalised Approach to Testing

H. Andresen, D. A. Hills, Anders Wormsen, K. A. Macdonald
Proc. ASME. OMAE2020, Volume 2A: Structures, Safety, and Reliability, V02AT02A036, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18608
https://doi.org/10.1115/OMAE2020-18608
View Paper titled, Fretting Fatigue Design of Subsea Connectors: A Generalised Approach to Testing
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Topics: Contact mechanics, Design, Engineering prototypes, Fatigue, Fatigue design, Fatigue strength, Fatigue testing, Fracture (Materials), Materials properties, Nucleation (Physics)
Proceedings Papers

Fretting Fatigue Design of Subsea Connectors: Matching Results Between Pairs of Tests

L. E. Blades, D. A. Hills, A. Wormsen, K. A. Macdonald
Proc. ASME. OMAE2020, Volume 2A: Structures, Safety, and Reliability, V02AT02A039, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18821
https://doi.org/10.1115/OMAE2020-18821
View Paper titled, Fretting Fatigue Design of Subsea Connectors: Matching Results Between Pairs of Tests
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Topics: Fatigue, Fatigue design, Ocean engineering, Stress, Design, Fatigue cracks, Fatigue life, Fatigue testing, Geometry, High cycle fatigue
Proceedings Papers

Fatigue Design of Hybrid Welded Steel Beams

Jeroen Van Wittenberghe, Filip Van Den Abeele
Proc. ASME. OMAE2020, Volume 3: Materials Technology, V003T03A018, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-19043
https://doi.org/10.1115/OMAE2020-19043
View Paper titled, Fatigue Design of Hybrid Welded Steel Beams
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Topics: Fatigue, Fatigue design, Resonance, Steel, Welded joints, Corners (Structural elements), Fatigue testing, Flanges, Acoustic emissions, Butt welding
Proceedings Papers

Fatigue Performance of High Strength and Large Diameter Mooring Chain in Seawater

Yan-Hui Zhang, Philip Smedley
Proc. ASME. OMAE2019, Volume 3: Structures, Safety, and Reliability, V003T02A064, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95984
https://doi.org/10.1115/OMAE2019-95984
View Paper titled, Fatigue Performance of High Strength and Large Diameter Mooring Chain in Seawater
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Topics: Chain, Fatigue, Mooring, Seawater, Steel, Fatigue design, Fatigue testing, Fracture (Materials), Tension, American Petroleum Institute
Proceedings Papers

Fatigue Performance and Crack Growth Assessments of Riser Welds in Mild Sour Environment

Rupak Ghosh, Robert P. Aune, Carl F. Popelar
Proc. ASME. OMAE2019, Volume 4: Materials Technology, V004T03A014, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-96329
https://doi.org/10.1115/OMAE2019-96329
View Paper titled, Fatigue Performance and Crack Growth Assessments of Riser Welds in Mild Sour Environment
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Topics: Fatigue, Fracture (Materials), Pipeline risers, Risers (Casting), Welded joints, Corrosion, Cycles, Acceptance criteria, American Petroleum Institute, Fatigue cracks
Proceedings Papers

World First Fatigue S-N Curve for Bonded Reinforcements for FPSO Application

Hamza Abbad El Andaloussi, Luc Mouton, Firas Sayed Ahmad, Stéphanie Mahérault-Mougin, Stéphane Paboeuf, Xabier Errotabehere
Proc. ASME. OMAE2019, Volume 4: Materials Technology, V004T03A046, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-96239
https://doi.org/10.1115/OMAE2019-96239
View Paper titled, World First Fatigue S-N Curve for Bonded Reinforcements for FPSO Application
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Topics: Fatigue, FPSO, Maintenance, Fatigue life, Fatigue testing, Hull, Ocean engineering, Ships, Steel, Adhesives
Proceedings Papers

Fatigue of Welded Tubular X-Joints in Offshore Wind Platforms

Theocharis Papatheocharis, Gregory C. Sarvanis, Philip C. Perdikaris, Spyros A. Karamanos
Proc. ASME. OMAE2019, Volume 4: Materials Technology, V004T03A024, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95812
https://doi.org/10.1115/OMAE2019-95812
View Paper titled, Fatigue of Welded Tubular X-Joints in Offshore Wind Platforms
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Topics: Bracing (Construction), Carbon steel, Chords (Trusses), Computer simulation, Construction, Design, Fatigue, Fatigue design, High cycle fatigue, Instrumentation
Proceedings Papers

Strength and Fatigue Performance of Steel Lazy Wave Risers With Change in Configuration Parameters

Mayank Lal, Feng Wang, Xiaohua Lu, Abhilash Sebastian
Proc. ASME. OMAE2019, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A028, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95135
https://doi.org/10.1115/OMAE2019-95135
View Paper titled, Strength and Fatigue Performance of Steel Lazy Wave Risers With Change in Configuration Parameters
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Topics: Fatigue, Pipeline risers, Risers (Casting), Steel, Waves, Design, Buoyancy, Deepwater development, Dynamic analysis, Fatigue design
Proceedings Papers

Improved Fatigue Design of SCR Modified Miner’s Rule

Hans Olav Knagenhjelm, Mons Hauge, Bård Nyhus
Proc. ASME. OMAE2019, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A033, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95344
https://doi.org/10.1115/OMAE2019-95344
View Paper titled, Improved Fatigue Design of SCR Modified Miner’s Rule
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Topics: Fatigue design, Pipes, Carbon steel, Cycles, Waves, Fatigue, Fracture (Materials), Fracture (Process), Pipeline risers, Risers (Casting)
Proceedings Papers

Impact of Soil Modeling on Fatigue Design of Lazy Wave Riser Systems

Rupak Ghosh, Haydar Arslan
Proc. ASME. OMAE2019, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A039, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-96156
https://doi.org/10.1115/OMAE2019-96156
View Paper titled, Impact of Soil Modeling on Fatigue Design of Lazy Wave Riser Systems
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Topics: Fatigue design, Finite element analysis, Modeling, Pipeline risers, Risers (Casting), Soil, Waves
Proceedings Papers

Subsea Rigid Jumper Design Optimization for Sour Service Application

Benjamin Toleman, Chaojun Huang, Mahesh Sonawane, Rohit Shankaran, Danny Foster
Proc. ASME. OMAE2019, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A052, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95536
https://doi.org/10.1115/OMAE2019-95536
View Paper titled, Subsea Rigid Jumper Design Optimization for Sour Service Application
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Topics: Design, Ocean engineering, Optimization, Vortex-induced vibration, Pipelines, Buoyancy, Cross-flow, Currents, Fatigue, Fatigue analysis
Proceedings Papers

Effects of Mooring Line Design Parameters on the Line Dynamics and Fatigue Response of Subsea Mooring Lines

Hamid Sedghi, Mehrdad Kimiaei
Proc. ASME. OMAE2018, Volume 1: Offshore Technology, V001T01A073, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-78716
https://doi.org/10.1115/OMAE2018-78716
View Paper titled, Effects of Mooring Line Design Parameters on the Line Dynamics and Fatigue Response of Subsea Mooring Lines
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Topics: Design, Dynamics (Mechanics), Fatigue, Mooring, Ocean engineering, Chain, Fatigue damage, Fatigue design, Stress, Dynamic analysis
Proceedings Papers

Development of Fatigue Design Standards for Marine Structures

Inge Lotsberg
Proc. ASME. OMAE2017, Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium, V009T12A005, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62516
https://doi.org/10.1115/OMAE2017-62516
View Paper titled, Development of Fatigue Design Standards for Marine Structures
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Topics: Fatigue design, Marine structures, Fatigue, Design, North Sea, Offshore structures, Ships, Stress, Tension-leg platforms, Wind turbines