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Proceedings Papers

Vibration and Fatigue Mitigation of a 5 MW Barge-Type Floating Offshore Wind Turbine Under Misaligned Wind and Wave Loadings

Riad El Hamoud, Philip Alkhoury, Mourad Aït-Ahmed, Abdul-Hamid Soubra, Franck Schoefs, Rabih Dib
Proc. ASME. OMAE2024, Volume 7: Ocean Renewable Energy, V007T09A059, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-131914
https://doi.org/10.1115/OMAE2024-131914
View Paper titled, Vibration and Fatigue Mitigation of a 5 MW Barge-Type Floating Offshore Wind Turbine Under Misaligned Wind and Wave Loadings
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Topics: Damage, Fatigue, Floating wind turbines, Vibration, Waves, Wind
Proceedings Papers

Hydrodynamic Effects of Surface Roughness on Cylinders: Literature Review and Research Gaps

Maduka Maduka, Katherine Coughlan, Franck Schoefs, Krish Thiagarajan, Sanjay Arwade, Alison Bates
Proc. ASME. IOWTC2022, ASME 2022 4th International Offshore Wind Technical Conference, V001T01A020, December 7–8, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IOWTC2022-98886
https://doi.org/10.1115/IOWTC2022-98886
View Paper titled, Hydrodynamic Effects of Surface Roughness on Cylinders: Literature Review and Research Gaps
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Topics: Biofouling, Cylinders, Surface roughness
Proceedings Papers

A Unified Approach for Estimating of the Drag Coefficient in Offshore Structures in Presence of Bio-Colonization

Arash Bakhtiari, Franck Schoefs, Hamed Ameryoun
Proc. ASME. OMAE2018, Volume 3: Structures, Safety, and Reliability, V003T02A080, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-78757
https://doi.org/10.1115/OMAE2018-78757
View Paper titled, A Unified Approach for Estimating of the Drag Coefficient in Offshore Structures in Presence of Bio-Colonization
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Topics: Drag (Fluid dynamics), Offshore structures, Biofouling, Circular cylinders, Fluid-dynamic forces, Regression analysis, Statistical analysis, Steady state, Surface roughness
Proceedings Papers

Probabilistic Modeling of the Bio-Colonization Effects on Hydrodynamic Forces With Several Combinations of Sea-State Condition: A Study on Jacket-Platforms in the Gulf of Guinea

Franck Schoefs, Hamed Ameryoun
Proc. ASME. OMAE2013, Volume 1: Offshore Technology, V001T01A056, June 9–14, 2013
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2013-11100
https://doi.org/10.1115/OMAE2013-11100
View Paper titled, Probabilistic Modeling of the Bio-Colonization Effects on Hydrodynamic Forces With Several Combinations of Sea-State Condition: A Study on Jacket-Platforms in the Gulf of Guinea
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Topics: Fluid-dynamic forces, Modeling, Seas, Offshore structures, Currents, Uncertainty, Waves, Wind, Chaos, Design
Proceedings Papers

Probabilistic Modeling of Roughness Effects Caused by Bio-Colonization on Hydrodynamic Coefficients: A Sensitivity Study for Jacket-Platforms in Gulf of Guinea

Hamed Ameryoun, Franck Schoefs
Proc. ASME. OMAE2013, Volume 1: Offshore Technology, V001T01A057, June 9–14, 2013
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2013-11101
https://doi.org/10.1115/OMAE2013-11101
View Paper titled, Probabilistic Modeling of Roughness Effects Caused by Bio-Colonization on Hydrodynamic Coefficients: A Sensitivity Study for Jacket-Platforms in Gulf of Guinea
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Topics: Modeling, Surface roughness, Offshore structures, Dynamic response, Ocean engineering, Offshore platforms, Regulations, Response surface methodology, Structural elements (Construction)
Journal Articles

Sensitivity Approach for Modeling Stochastic Field of Keulegan–Carpenter and Reynolds Numbers Through a Matrix Response Surface

Franck Schoefs, Morgan L. Boukinda
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Safety And Reliability
J. Offshore Mech. Arct. Eng. February 2010, 132(1): 011602.
https://doi.org/10.1115/1.3160386
Published Online: December 22, 2009
View Article titled, Sensitivity Approach for Modeling Stochastic Field of Keulegan–Carpenter and Reynolds Numbers Through a Matrix Response Surface
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Topics: Response surface methodology, Waves, Modeling
Proceedings Papers

Structural Integrity Evaluation of Jackets Submitted to Through Cracks

Antoine Rouhan, Franck Schoefs
Proc. ASME. OMAE2002, 21st International Conference on Offshore Mechanics and Arctic Engineering, Volume 2, 257-263, June 23–28, 2002
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2002-28310
https://doi.org/10.1115/OMAE2002-28310
View Paper titled, Structural Integrity Evaluation of Jackets Submitted to Through Cracks
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Topics: Fracture (Materials), Inspection
Proceedings Papers

Sensitivity and Uncertainty Studies for the Modelling of Marine Growth Effect on Offshore Structures Loading

Franck Schoefs
Proc. ASME. OMAE2002, 21st International Conference on Offshore Mechanics and Arctic Engineering, Volume 2, 275-281, June 23–28, 2002
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2002-28385
https://doi.org/10.1115/OMAE2002-28385
View Paper titled, Sensitivity and Uncertainty Studies for the Modelling of Marine Growth Effect on Offshore Structures Loading
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Topics: Modeling, Offshore structures, Uncertainty, Fatigue, Inspection, Sensitivity analysis, Stress, Approximation, Data collection, Drag (Fluid dynamics)
Proceedings Papers

Risk Based Inspection of Jackets Submitted to Through-Wall Cracks

Franck Schoefs, Mustapha Rguig
Proc. ASME. OMAE2003, Volume 2: Safety and Reliability; Pipeline Technology, 331-338, June 8–13, 2003
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2003-37330
https://doi.org/10.1115/OMAE2003-37330
View Paper titled, Risk Based Inspection of Jackets Submitted to Through-Wall Cracks
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Topics: Fracture (Materials), Risk-based inspection, Inspection, Probability, Modeling, Maintenance, Nondestructive evaluation, Offshore structures, Risk, Risk analysis
Proceedings Papers

Marine Growth Colonisation Process and Profile in Guinea Gulf: From Inspection Data to Load Computing

Morgan Boukinda, Valerie Quiniou-Ramus, Franck Schoefs, Michel Birades, Alain Lahaille, Raymond Garretta
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 2, 611-618, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67194
https://doi.org/10.1115/OMAE2005-67194
View Paper titled, Marine Growth Colonisation Process and Profile in Guinea Gulf: From Inspection Data to Load Computing
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Topics: Inspection, Stress, Modeling, Offshore structures, Databases, Kinematics, Regulations, Response surface methodology, Safety
Proceedings Papers

Fatigue of Jacket Platforms: Effect of Marine Growth Modelling

Franck Schoefs, Morgan Boukinda, Christophe Guillo, Antoine Rouhan
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 2, 619-626, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67195
https://doi.org/10.1115/OMAE2005-67195
View Paper titled, Fatigue of Jacket Platforms: Effect of Marine Growth Modelling
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Topics: Fatigue, Modeling, Computer software, Offshore structures, Uncertainty
Journal Articles

Marine Growth Colonization Process in Guinea Gulf: Data Analysis

Morgan L. Boukinda Mbadinga, Franck Schoefs, Valerie Quiniou-Ramus, Michel Birades, Raymond Garretta
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Technical Papers
J. Offshore Mech. Arct. Eng. May 2007, 129(2): 97–106.
https://doi.org/10.1115/1.2355518
Published Online: March 30, 2006
View Article titled, Marine Growth Colonization Process in Guinea Gulf: Data Analysis
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Topics: Biofouling, Inspection, Modeling, Water, Waves, Temperature, Engineering design, Seawater, North Sea