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Proceedings Papers

Reducing the Influence of Localized Large Stiffness Compartments in Longitudinal Bending Moment Identification

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Zhujing Weng, Jin Gan, Gengdu Xu, Yonghan Chen
Proc. ASME. OMAE2024, Volume 5B: Ocean Engineering, V05BT06A010, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-126347
https://doi.org/10.1115/OMAE2024-126347
View Paper titled, Reducing the Influence of Localized Large Stiffness Compartments in Longitudinal Bending Moment Identification
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Topics: Stiffness, Stress concentration
Proceedings Papers

Study on the Performance of Anti-Collision Sandwich Structure for Underwater Vehicles

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Enquan Han, Siming Yuan, Liyuan Chen
Proc. ASME. OMAE2024, Volume 2: Structures, Safety, and Reliability, V002T02A097, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-127548
https://doi.org/10.1115/OMAE2024-127548
View Paper titled, Study on the Performance of Anti-Collision Sandwich Structure for Underwater Vehicles
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Topics: Chain, Collisions (Physics), Pipes, Sandwich structures, Underwater vehicles, Vehicles, Unmanned underwater vehicles, Accidents, Deformation, Density
Proceedings Papers

A Practical Summation Method of Tolerances for Misalignment and SCF Calculation for Girth Welds

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Torfinn Hørte, Arne Fjeldstad, Anders Wormsen, Ragnhild Birgitte Hidle Kalvig, Espen Berg
Proc. ASME. OMAE2024, Volume 2: Structures, Safety, and Reliability, V002T02A043, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-127293
https://doi.org/10.1115/OMAE2024-127293
View Paper titled, A Practical Summation Method of Tolerances for Misalignment and SCF Calculation for Girth Welds
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Topics: Fatigue, Stress concentration, Welded joints
Proceedings Papers

Symbolic Regression Equations to Predict the Maximum Stress Concentration Factors in Flexible Pipes With Damaged Tensile Armors

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José Renato Mendes de Sousa, Anderson Cunha dos Santos
Proc. ASME. OMAE2024, Volume 3: Materials Technology; Subsea Technology, V003T04A005, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-122906
https://doi.org/10.1115/OMAE2024-122906
View Paper titled, Symbolic Regression Equations to Predict the Maximum Stress Concentration Factors in Flexible Pipes With Damaged Tensile Armors
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Topics: Finite element analysis, Pipes, Stress concentration
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

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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
Open the PDF for A Study on the Degree of Bending (DOB) in Two-Planar Tubular DYT-Joints of Offshore Jacket Structures: Geometrical Effects and Fatigue Design Formulation in another window
Topics: Fatigue, Fatigue design, Offshore platform jackets, Fatigue analysis, Stress concentration, Bracing (Construction), Chords (Trusses), Design, Fatigue life, Finite element analysis
Proceedings Papers

Numerical Study on Weld Magnification Method for a Semi-Circular Surface Crack Under an Arbitrary Stress Distribution

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Phyo Myat Kyaw, Naoki Osawa, Satoyuki Tanaka, Ramy Gadallah
Proc. ASME. OMAE2022, Volume 2: Structures, Safety, and Reliability, V002T02A034, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-78529
https://doi.org/10.1115/OMAE2022-78529
View Paper titled, Numerical Study on Weld Magnification Method for a Semi-Circular Surface Crack Under an Arbitrary Stress Distribution
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Topics: Magnification, Stress, Stress concentration, Surface cracks, Welded joints
Proceedings Papers

Quantification of Pitting and Stress Concentration Factors on Steel Coupons Exposed to Seawater in the North Sea

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Philippe Thibaux, Cedric Vanden Haute
Proc. ASME. OMAE2022, Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems, V003T03A007, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-79458
https://doi.org/10.1115/OMAE2022-79458
View Paper titled, Quantification of Pitting and Stress Concentration Factors on Steel Coupons Exposed to Seawater in the North Sea
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Topics: Corrosion, North Sea, Seawater, Steel, Stress concentration, Cathodic protection, Corrosion protection, Failure, Ocean engineering, Offshore structures
Proceedings Papers

Parametric Evaluation of Stress Concentration Factor (SCF) at Brace – Chord Intersection of a Ring Stiffened Tubular Joint

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G. Chandra Sai Krishna, S. Nallayarasu
Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A045, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62704
https://doi.org/10.1115/OMAE2021-62704
View Paper titled, Parametric Evaluation of Stress Concentration Factor (SCF) at Brace – Chord Intersection of a Ring Stiffened Tubular Joint
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Topics: Bracing (Construction), Chords (Trusses), Finite element methods, Stress concentration, Tubular joints
Proceedings Papers

Prediction of Stress Correction Factor for Welded Joints Using Response Surface Models

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Arvind Keprate, Nikhil Donthi
Proc. ASME. OMAE2021, Volume 3: Materials Technology, V003T03A007, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62948
https://doi.org/10.1115/OMAE2021-62948
View Paper titled, Prediction of Stress Correction Factor for Welded Joints Using Response Surface Models
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Topics: Response surface methodology, Stress, Welded joints, Finite element analysis, Errors, Testing, Event history analysis, Fatigue, Fittings, Flanges
Proceedings Papers

Comparative Study of Drilling Riser Running/Retrieving Analysis Methodologies

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Leandro Vale, Conor Gallagher, Marcelo Souza, Daniel Carneiro
Proc. ASME. OMAE2021, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A035, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-62534
https://doi.org/10.1115/OMAE2021-62534
View Paper titled, Comparative Study of Drilling Riser Running/Retrieving Analysis Methodologies
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Topics: Pipeline risers, Finite element analysis, Stress, Water, American Petroleum Institute, Construction, Contact modeling, Drilling, Geometry, Mobile offshore drilling units
Proceedings Papers

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

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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

Detailed Finite Element Modeling of a High Capacity Mooring Steel Wire Rope: Calculation of the Stress Concentration Near the Connection

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Michaël Martinez, Sébastien Montalvo
Proc. ASME. OMAE2020, Volume 1: Offshore Technology, V001T01A057, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18170
https://doi.org/10.1115/OMAE2020-18170
View Paper titled, Detailed Finite Element Modeling of a High Capacity Mooring Steel Wire Rope: Calculation of the Stress Concentration Near the Connection
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Topics: Finite element analysis, Modeling, Mooring, Ropes, Steel, Stress concentration, Wire, Finite element model, Fatigue life, Chain
Proceedings Papers

Stress Concentration Factors Calculation: Analytical and Numerical Approaches for Welded Tubular Joints

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Nathalia Paruolo, Thalita Mello, Paula Teixeira, Marco Pérez
Proc. ASME. OMAE2020, Volume 2B: Structures, Safety, and Reliability, V02BT02A019, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18848
https://doi.org/10.1115/OMAE2020-18848
View Paper titled, Stress Concentration Factors Calculation: Analytical and Numerical Approaches for Welded Tubular Joints
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Topics: Fatigue, Stress concentration, Tubular joints, Welded joints
Proceedings Papers

Evaluation of the Solutions for Calculating Misalignment-Induced Stress Concentration Factor at Girth Welds in Pipelines

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Yan-Hui Zhang, Matthew Dore, Jazeel R. Chukkan
Proc. ASME. OMAE2020, Volume 3: Materials Technology, V003T03A014, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18288
https://doi.org/10.1115/OMAE2020-18288
View Paper titled, Evaluation of the Solutions for Calculating Misalignment-Induced Stress Concentration Factor at Girth Welds in Pipelines
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Topics: Pipelines, Stress concentration, Welded joints
Proceedings Papers

Effects of Thickness and Winding Angle of the Laminate on Internal Pressure Capacity of Thermoplastic Composite Pipes

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H. Xia, C. Shi, J. Wang, X. Bao, H. Li, G. Fu
Proc. ASME. OMAE2020, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A004, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18046
https://doi.org/10.1115/OMAE2020-18046
View Paper titled, Effects of Thickness and Winding Angle of the Laminate on Internal Pressure Capacity of Thermoplastic Composite Pipes
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Topics: Laminates, Pipes, Pressure, Thermoplastic composites, Winding (process), Finite element analysis, Composite materials, Anisotropy, Computer software, Construction
Proceedings Papers

Dynamic Behaviour of a Free Hanging Vertical Pipe Forced to Oscillate at the Top

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L. P. A. Sales, C. C. O. Trigo, L. C. Sevillano, C. K. Morooka
Proc. ASME. OMAE2020, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A055, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18458
https://doi.org/10.1115/OMAE2020-18458
View Paper titled, Dynamic Behaviour of a Free Hanging Vertical Pipe Forced to Oscillate at the Top
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Topics: Pipes, Oscillations, Pipeline risers, Risers (Casting), Marine drilling risers, Ocean engineering, Vortex-induced vibration, Computer simulation, Drilling, Engineering simulation
Proceedings Papers

A Fundamental Study on Plastic Strain Accompanying Deformation in Large-Scale Floating Coal Transshipment Station

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Ryo Nishigochi, Hiroaki Eto, Koji Iizuka, Tomoki Ikoma, Yasuhiro Aida, Koichi Masuda
Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A026, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18962
https://doi.org/10.1115/OMAE2020-18962
View Paper titled, A Fundamental Study on Plastic Strain Accompanying Deformation in Large-Scale Floating Coal Transshipment Station
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Topics: Coal, Deformation, Breakwaters, Modeling, Stress, Stress concentration, Boundary-value problems, Floating bodies, Floating structures, Ocean engineering
Proceedings Papers

Time Domain Fatigue Life Analysis of Offshore Jacket Structure

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Yan Wei Wu
Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A043, November 3–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: IOWTC2019-7591
https://doi.org/10.1115/IOWTC2019-7591
View Paper titled, Time Domain Fatigue Life Analysis of Offshore Jacket Structure
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Topics: Fatigue life, Offshore platform jackets, Stress, Fatigue damage, Algorithms, Computer software, Damage, Fatigue analysis, Fatigue strength, Flow (Dynamics)
Proceedings Papers

A Study on Improvement of Fatigue Performance by Shot Blasted Surface Treatment

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Toshihiro Fujii, Koji Gotoh, Junichi Deguchi, Koji Murakami
Proc. ASME. OMAE2019, Volume 4: Materials Technology, V004T03A044, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95817
https://doi.org/10.1115/OMAE2019-95817
View Paper titled, A Study on Improvement of Fatigue Performance by Shot Blasted Surface Treatment
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Topics: Fatigue, Surface finishing, Fatigue strength, Stress, Welding, Shot peening, Information Analysis Centers, Shot blasting, Damage, Fatigue failure
Proceedings Papers

Theoretical Modeling of Steel Strip Reinforced Flexible Pipe With Swaging End Fitting by Taking Into Account Stress Concentration Effect

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Yifan Gao, Wei Chen, Yong Bai
Proc. ASME. OMAE2019, Volume 5A: Pipelines, Risers, and Subsea Systems, V05AT04A012, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95462
https://doi.org/10.1115/OMAE2019-95462
View Paper titled, Theoretical Modeling of Steel Strip Reinforced Flexible Pipe With Swaging End Fitting by Taking Into Account Stress Concentration Effect
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Topics: Displacement, Fittings, Modeling, Pipes, Pressure, Steel, Stress concentration, Strips, Thin wall structures