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Gilberto B. Ellwanger
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Proceedings Papers

A Three-Dimensional FE Approach for the Fatigue Analysis of Flexible Pipes Tensile Armors Inside End Fittings

Marcelo N. R. Miyazaki, José Renato M. de Sousa, Gilberto B. Ellwanger, Vinicius R. da Silva
Proc. ASME. OMAE2020, Volume 4: Pipelines, Risers, and Subsea Systems, V004T04A017, August 3–7, 2020
Paper No: OMAE2020-18657
DOI: https://doi.org/10.1115/OMAE2020-18657
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Topics: Fatigue analysis, Finite element analysis, Fittings, Pipes
Proceedings Papers

A Three-Dimensional FE Approach for the Stress Analysis of Tensile Armors Inside End Fittings

Marcelo N. R. Miyazaki, José Renato M. de Sousa, Gilberto B. Ellwanger
Proc. ASME. OMAE2019, Volume 5A: Pipelines, Risers, and Subsea Systems, V05AT04A013, June 9–14, 2019
Paper No: OMAE2019-95506
DOI: https://doi.org/10.1115/OMAE2019-95506
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Topics: Fittings, Stress analysis (Engineering), Armor, Stress, Stress concentration, Fatigue analysis, Finite element analysis, Pipes, Resins
Proceedings Papers

On the Axial Holding Capacity of Torpedo Bases in Clay

José Renato M. de Sousa, Rachel G. B. C. Genzani, Elisabeth C. Porto, Alexandre T. Borges, Emmanuel F. Nogueira, Gilberto B. Ellwanger
Proc. ASME. OMAE2017, Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium, V009T10A022, June 25–30, 2017
Paper No: OMAE2017-62517
DOI: https://doi.org/10.1115/OMAE2017-62517
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Topics: Design, Drilling, Drillships, Finite element analysis, Fins, Geometry, Seabed, Shear (Mechanics), Soil, Stress
Proceedings Papers

Fatigue Analyses of a Flexible Riser Considering End Fitting Effects

José Renato M. de Sousa, George C. Campello, Fernando Jorge M. de Sousa, Alyson G. Vaillant, Gilberto B. Ellwanger
Proc. ASME. OMAE2017, Volume 5A: Pipelines, Risers, and Subsea Systems, V05AT04A019, June 25–30, 2017
Paper No: OMAE2017-61792
DOI: https://doi.org/10.1115/OMAE2017-61792
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Topics: Fatigue analysis, Fittings, Flexible risers, Wire, Armor, Stress, Fatigue, Deformation, Epoxy resins, Fatigue failure
Proceedings Papers

A FE Model to Predict the Stress Concentration Factors in the Tensile Armor Wires of Flexible Pipes Inside End Fittings

José Renato M. de Sousa, George C. Campello, Fabiano Bertoni, Gilberto B. Ellwanger
Proc. ASME. OMAE2013, Volume 4B: Pipeline and Riser Technology, V04BT04A016, June 9–14, 2013
Paper No: OMAE2013-10995
DOI: https://doi.org/10.1115/OMAE2013-10995
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Topics: Armor, Finite element model, Fittings, Pipes, Stress concentration, Wire, Stress, Resins, Elasticity, Finite element analysis
Proceedings Papers

A Simple Approach for Determining the Holding Capacity of Torpedo Anchors Embedded in Cohesive Soils

Cristiano S. de Aguiar, José Renato M. de Sousa, Luís V. S. Sagrilo, Gilberto B. Ellwanger, Elisabeth C. Porto
Proc. ASME. OMAE2013, Volume 6: Polar and Arctic Sciences and Technology; Offshore Geotechnics; Petroleum Technology Symposium, V006T10A029, June 9–14, 2013
Paper No: OMAE2013-10809
DOI: https://doi.org/10.1115/OMAE2013-10809
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Topics: Soil, Finite element model, Finite element analysis, Computation, Design, Geometry, Ocean engineering, Stress, Tieback anchors
Proceedings Papers

On the Structural Response of a Flexible Pipe With Damaged Tensile Armor Wires

Jose´ Renato M. de Sousa, George C. Campello, Antoˆnio Fernando B. Bueno, Eduardo Vardaro, Gilberto B. Ellwanger, Telmo R. Strohaecker
Proc. ASME. OMAE2011, Volume 4: Pipeline and Riser Technology, 847-858, June 19–24, 2011
Paper No: OMAE2011-50113
DOI: https://doi.org/10.1115/OMAE2011-50113
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Topics: Armor, Pipes, Wire, Stress, Damage, Finite element model, Pressure, Rupture, Stiffness, Tension
Proceedings Papers

Numerical Simulation of Installed Torpedo Anchors Embedded in Cohesive Soil

Cristiano S. de Aguiar, Jose´ Renato M. de Sousa, Gilberto B. Ellwanger, Elisabeth de Campos Porto, Jane V. V. Fernandes, Paulo Roberto D. Henriques, Jr., Rachel G. B. Costa
Proc. ASME. OMAE2011, Volume 7: CFD and VIV; Offshore Geotechnics, 939-949, June 19–24, 2011
Paper No: OMAE2011-49646
DOI: https://doi.org/10.1115/OMAE2011-49646
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Topics: Computer simulation, Soil, Finite element model, Stress, Mooring, Ocean engineering, Static stability (Fluid mechanics)
Journal Articles

Undrained Load Capacity of Torpedo Anchors Embedded in Cohesive Soils

José Renato M. de Sousa, Cristiano S. de Aguiar, Gilberto B. Ellwanger, Elisabeth C. Porto, Diego Foppa, Cipriano José de Medeiros, Jr.
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Ocean Engineering
J. Offshore Mech. Arct. Eng. May 2011, 133(2): 021102.
DOI: https://doi.org/10.1115/1.4001953
Published Online: November 16, 2010
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Topics: Soil, Stress
Proceedings Papers

Analysis of the Response of Flexible Risers to the Loads Imposed by Hydraulic Collars

Jose´ Renato M. de Sousa, Carlos Magluta, Ney Roitman, Gilberto B. Ellwanger, Edison C. P. Lima, Arnaldo Papaleo
Proc. ASME. OMAE2003, Volume 1: Offshore Technology; Ocean Space Utilization, 45-53, June 8–13, 2003
Paper No: OMAE2003-37039
DOI: https://doi.org/10.1115/OMAE2003-37039
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Topics: Flexible risers, Stress, Finite element analysis