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Proceedings Papers

Characterizing Metal Arc Welding Under Oil (MAW-UO)

Hamad H. Almostaneer, Stephen Liu, David L. Olson
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, 607-617, June 19–24, 2011
Paper No: OMAE2011-50286
https://doi.org/10.1115/OMAE2011-50286
View Paper titled, Characterizing Metal Arc Welding Under Oil (MAW-UO)
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Topics: Arc welding, Metals, Welding, Pipelines, Maintenance, Oxygen, Bubbles, Combustion, Design engineering, Electric arcs
Proceedings Papers

Comparison of Solidification Behavior Between Underwater Wet Welding and Dry Welding

Faisal M. Al-Abbas, Tariq A. Al-Ghamdi, Stephen Liu
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, 285-296, June 19–24, 2011
Paper No: OMAE2011-49485
https://doi.org/10.1115/OMAE2011-49485
View Paper titled, Comparison of Solidification Behavior Between Underwater Wet Welding and Dry Welding
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Topics: Solidification, Welding, Welded joints, Electrodes, Grain size, Mechanical properties, Statistical analysis, Water
Proceedings Papers

The Effect of Base Metal and Core Rod Carbon Content on Underwater Wet Weld Porosity

Luciano G. D. Andrade, Ezequiel C. P. Pessoa, Alexandre Q. Bracarense, Weslley C. Dias, Leandro F. Ribeiro, Stephen Liu
Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 203-211, June 6–11, 2010
Paper No: OMAE2010-20877
https://doi.org/10.1115/OMAE2010-20877
View Paper titled, The Effect of Base Metal and Core Rod Carbon Content on Underwater Wet Weld Porosity
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Topics: Base metals, Carbon, Porosity, Electrodes, Welding, Metals, Welded joints, Plates (structures), Water, Bubbles
Proceedings Papers

Arc Stability Indexes Evaluation on Underwater Wet Welding

Ezequiel C. P. Pessoa, Leandro F. Ribeiro, Alexandre Q. Bracarense, Weslley C. Dias, Luciano G. D. Andrade, Stephen Liu, Valter R. Santos, Mauri´cio J. Monteiro
Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 195-201, June 6–11, 2010
Paper No: OMAE2010-20876
https://doi.org/10.1115/OMAE2010-20876
View Paper titled, Arc Stability Indexes Evaluation on Underwater Wet Welding
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Topics: Stability, Welding, Electrodes, Water, Metals, Welded joints, Circuits, Hyperbaric chambers, Signals, Arc welding
Proceedings Papers

Optimizing Hot Tapping Using the Fuzzy Logic Modeling Approach

Hamad Almostaneer, Stephen Liu
Proc. ASME. OMAE2008, Volume 5: Materials Technology; CFD and VIV, 421-428, June 15–20, 2008
Paper No: OMAE2008-57684
https://doi.org/10.1115/OMAE2008-57684
View Paper titled, Optimizing Hot Tapping Using the Fuzzy Logic Modeling Approach
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Topics: Fuzzy logic, Modeling, Pipelines, Welding, Cracking (Materials), Fracture (Process), Pipes, Electrodes, Heat, Petroleum industry
Proceedings Papers

Exothermic Additions in a Tubular Covered Electrode and Oxidizing Reactions Influence on Underwater Wet Welding

Ezequiel C. P. Pessoa, Alexandre Q. Bracarense, Stephen Liu
Proc. ASME. OMAE2007, Volume 4: Materials Technology; Ocean Engineering, 259-268, June 10–15, 2007
Paper No: OMAE2007-29734
https://doi.org/10.1115/OMAE2007-29734
View Paper titled, Exothermic Additions in a Tubular Covered Electrode and Oxidizing Reactions Influence on Underwater Wet Welding
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Topics: Aluminum, Electrodes, Metals, Porosity, Welding
Proceedings Papers

Explaining Porosity Formation in Underwater Wet Welds

Faustino Pe´rez-Guerrero, Stephen Liu
Proc. ASME. OMAE2007, Volume 4: Materials Technology; Ocean Engineering, 249-257, June 10–15, 2007
Paper No: OMAE2007-29696
https://doi.org/10.1115/OMAE2007-29696
View Paper titled, Explaining Porosity Formation in Underwater Wet Welds
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Topics: Porosity, Welded joints, Drops, Gas metal arc welding, Metals, Welding, Electrodes, Wire, Gas tungsten arc welding, Water
Proceedings Papers

Study of Porosity Location in Fresh Water Wet Welds

Ezequiel C. P. Pessoa, Alexandre Q. Bracarense, Stephen Liu, Faustino Pe´rez-Guerrero
Proc. ASME. OMAE2003, Volume 3: Materials Technology; Ocean Engineering; Polar and Arctic Sciences and Technology; Workshops, 185-191, June 8–13, 2003
Paper No: OMAE2003-37291
https://doi.org/10.1115/OMAE2003-37291
View Paper titled, Study of Porosity Location in Fresh Water Wet Welds
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Topics: Electrodes, Porosity, Water, Welded joints, Welding
Proceedings Papers

Effect of Nickel on Toughness of Underwater Wet Welds

Faustino Perez, Stephen Liu, Charles Smith, Efrain Rodriguez
Proc. ASME. OMAE2003, Volume 3: Materials Technology; Ocean Engineering; Polar and Arctic Sciences and Technology; Workshops, 165-170, June 8–13, 2003
Paper No: OMAE2003-37261
https://doi.org/10.1115/OMAE2003-37261
View Paper titled, Effect of Nickel on Toughness of Underwater Wet Welds
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Topics: Fracture toughness, Nickel, Welded joints, Electrodes, Water, Welding, Maintenance, Metals, Temperature, Cooling
Proceedings Papers

A Decade of Progress in Underwater Wet Welding Using the SMAW Process (1990-2003)

Stephen Liu
Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 2, 927-934, June 20–25, 2004
Paper No: OMAE2004-51465
https://doi.org/10.1115/OMAE2004-51465
View Paper titled, A Decade of Progress in Underwater Wet Welding Using the SMAW Process (1990-2003)
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Topics: Electrodes, Metals, Welding
Proceedings Papers

Study of “Re-Melt” Temper Bead and Polarity Effects on Porosity in the Under Freshwater Wet Welds

Ezequiel C. P. Pessoa, Alexandre Q. Bracarense, Stephen Liu, Faustino Peres
Proc. ASME. OMAE2004, 23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 2, 681-687, June 20–25, 2004
Paper No: OMAE2004-51037
https://doi.org/10.1115/OMAE2004-51037
View Paper titled, Study of “Re-Melt” Temper Bead and Polarity Effects on Porosity in the Under Freshwater Wet Welds
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Topics: Electrodes, Porosity, Welded joints, Welding
Proceedings Papers

Covered Electrodes Temperature Variation During Wet Welding and Its Influence on Weld Metal Porosity

Ezequiel C. P. Pessoa, Alexandre Q. Bracarense, Stephen Liu, Faustino Peres Guerrero, Eduardo M. Zica
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 3, 191-197, June 12–17, 2005
Paper No: OMAE2005-67411
https://doi.org/10.1115/OMAE2005-67411
View Paper titled, Covered Electrodes Temperature Variation During Wet Welding and Its Influence on Weld Metal Porosity
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Topics: Electrodes, Mechanical properties, Metals, Porosity, Temperature, Welding
Proceedings Papers

Microstructural Design for High Strength Steel Welds: The Concept of Duplex Microstructure

Stephen Liu
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 3, 199-204, June 12–17, 2005
Paper No: OMAE2005-67444
https://doi.org/10.1115/OMAE2005-67444
View Paper titled, Microstructural Design for High Strength Steel Welds: The Concept of Duplex Microstructure
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Topics: Design, High strength steel, Welded joints, Metals, Welding, Alloys, Carbon, Ferrites (Magnetic materials), Flux (Metallurgy), Fracture toughness
Proceedings Papers

Ultra-Low Hydrogen Consumables for Welding of High Strength Steels With 690–750 MPa-Yield Strength

Stephen Liu, Craig Clasper, Keith Moline, Joe Scott
Proc. ASME. OMAE2006, Volume 3: Safety and Reliability; Materials Technology; Douglas Faulkner Symposium on Reliability and Ultimate Strength of Marine Structures, 661-668, June 4–9, 2006
Paper No: OMAE2006-92633
https://doi.org/10.1115/OMAE2006-92633
View Paper titled, Ultra-Low Hydrogen Consumables for Welding of High Strength Steels With 690–750 MPa-Yield Strength
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Topics: High strength steel, Hydrogen, Welding, Metals, Yttrium, Oxygen, Welded joints, Carbon dioxide, Ductility, Elongation
Journal Articles

Editorial

Stephen Liu ,, Editor
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Editorial
J. Offshore Mech. Arct. Eng. February 2002, 124(1): 1.
https://doi.org/10.1115/1.1445441
Published Online: February 1, 2002
View Article titled, Editorial
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Topics: Design engineering, Hydrodynamics, Marine engineering, Modeling, Oceanography, Offshore structures, Ships, Structural engineering
Journal Articles

Technical Editor’s Page

Stephen Liu
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Editorial
J. Offshore Mech. Arct. Eng. February 1998, 120(1): 1.
https://doi.org/10.1115/1.2829514
Published Online: February 1, 1998
View Article titled, Technical Editor’s Page
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Journal Articles

Technical Editor’s Page

Stephen Liu
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Editorial
J. Offshore Mech. Arct. Eng. November 1997, 119(4): 209.
https://doi.org/10.1115/1.2829097
Published Online: November 1, 1997
View Article titled, Technical Editor’s Page
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