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Proceedings Papers

Study of Hot Cracking on Automatic Tandem Butt Welding

Shintaro Maeda, Masakazu Shibahara, Kensaku Nishihara, Hiroyuki Takeda, Tsuyoshi Miwa, Kei Yamazaki, Tomokazu Morimoto, Ninshu Ma

Proc. ASME. OMAE2020, Volume 3: Materials Technology, V003T03A007, August 3–7, 2020

Paper No: OMAE2020-19208

DOI: https://doi.org/10.1115/OMAE2020-19208

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Topics: Butt welding, Cracking (Materials), Fracture (Process), Welding, Shipbuilding, Electrodes, Brittleness, Construction, Evaluation methods, Heat conduction

Proceedings Papers

Simplified FEA Models in the Analysis of the Redistribution of Beneficial Compressive Stresses in Welds During Cyclic Loading

B. L. Josefson, J. Alm, J. M. J. McDill

Proc. ASME. OMAE2018, Volume 11B: Honoring Symposium for Professor Carlos Guedes Soares on Marine Technology and Ocean Engineering, V11BT12A036, June 17–22, 2018

Paper No: OMAE2018-77401

DOI: https://doi.org/10.1115/OMAE2018-77401

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Topics: Compressive stress, Finite element analysis, Welded joints, Welding, Electrodes, Stress, Cycles, Residual stresses, Fatigue life, Geometry

Proceedings Papers

pH-Sensor Under Consideration for Multi-Sensor-Chip in Downhole Drilling Fluid Monitoring

Jonathan Kühne, Frederic Güth, Heike Strauß, Yvonne Joseph, Pál Árki

Proc. ASME. OMAE2017, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T11A068, June 25–30, 2017

Paper No: OMAE2017-62544

DOI: https://doi.org/10.1115/OMAE2017-62544

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Topics: Drilling, Fluids, Sensors, Electrodes, Electrochemical impedance spectroscopy, Glass, Drill strings, Electrolytes, Water, Atmospheric pressure

Proceedings Papers

Electric Impulse Technology: Long Run Drilling in Hard Rocks

Erik Anders, Franziska Lehmann, Matthias Voigt

Proc. ASME. OMAE2015, Volume 10: Petroleum Technology, V010T11A008, May 31–June 5, 2015

Paper No: OMAE2015-41219

DOI: https://doi.org/10.1115/OMAE2015-41219

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Topics: Drilling, Impulse (Physics), Rocks, Drills (Tools), Bits (Tools), Compressive strength, Electrodes, Explosions, Petroleum industry, Temperature

Proceedings Papers

Wet Welding Field Trials in Shallow Waters for Structural Repairs in Floating Oil Production Units

Ezequiel C. P. Pessoa, Alexandre Q. Bracarense, Valter R. Santos, Fernando C. R. Assunção, Maurício J. Monteiro, Ricardo R. Marinho, Leonardo A. Vieira, Dario Barbalho Siva

Proc. ASME. OMAE2013, Volume 3: Materials Technology; Ocean Space Utilization, V003T03A004, June 9–14, 2013

Paper No: OMAE2013-10097

DOI: https://doi.org/10.1115/OMAE2013-10097

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Topics: Maintenance, Water, Welding, Electrodes, Base metals, Elongation, Gravity (Force), Hydrogen, Metals, Offshore installations

Proceedings Papers

Effect of the Hydrostatic Pressure in the Diffusible Hydrogen at the Underwater Wet Welding

Weslley Carlos Dias da Silva, Leandro Fonseca Ribeiro, Alexandre Queiroz Bracarense, Ezequiel Caires Pereira Pessoa

Proc. ASME. OMAE2012, Volume 6: Materials Technology; Polar and Arctic Sciences and Technology; Petroleum Technology Symposium, 1-8, July 1–6, 2012

Paper No: OMAE2012-83002

DOI: https://doi.org/10.1115/OMAE2012-83002

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Topics: Hydrogen, Hydrostatic pressure, Welding, Metals, Heat, Porosity, Maintenance, Welded joints, Bubbles, Computer software

Proceedings Papers

Girth Welding Development of Heavy Wall Materials for Severe Applications

Noé Mota-Solis, Mauricio Pelcastre, Eduardo Ruiz, Philippe Darcis, Jose Enrique Garcia-Gonzalez, Hector Quintanilla

Proc. ASME. OMAE2012, Volume 6: Materials Technology; Polar and Arctic Sciences and Technology; Petroleum Technology Symposium, 281-287, July 1–6, 2012

Paper No: OMAE2012-83950

DOI: https://doi.org/10.1115/OMAE2012-83950

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Topics: Welding, Fillers (Materials), Gas metal arc welding, Mechanical properties, Metals, Ocean engineering, Pipes, Water, Electrodes, Fatigue

Proceedings Papers

Fatigue Life Improvement of Welded Elements and Structures by Ultrasonic Impact Treatment

Yuriy Kudryavtsev, Jacob Kleiman

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, 629-637, June 19–24, 2011

Paper No: OMAE2011-50310

DOI: https://doi.org/10.1115/OMAE2011-50310

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Topics: Fatigue life, Fatigue strength, Fatigue testing, Mechanical properties, Residual stresses, Shot peening, Aerospace industry, Bridges (Structures), Construction equipment, Corrosion resistance

Proceedings Papers

Comparison of Solidification Behavior Between Underwater Wet Welding and Dry Welding

Faisal M. Al-Abbas, Tariq A. Al-Ghamdi, Stephen Liu

Paper No: OMAE2011-49485

DOI: https://doi.org/10.1115/OMAE2011-49485

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Topics: Solidification, Welding, Welded joints, Electrodes, Grain size, Mechanical properties, Statistical analysis, Water

Proceedings Papers

Evaluation and Development of Electrodes for Wet Welding of Structural Ship Steels

Valter R. Santos, Mauri´cio J. Monteiro, Fernando C. R. Assunc¸a¯o, Alexandre Q. Bracarense, Ezequiel C. P. Pessoa, Ricardo R. Marinho, Jose´ Roberto Domingues, Leonardo A. Vieira

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 185-194, June 6–11, 2010

Paper No: OMAE2010-20808

DOI: https://doi.org/10.1115/OMAE2010-20808

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Topics: Electrodes, Ships, Steel, Welding, Hydrogen, Metals, Porosity, Water, Ductility, Fracture (Materials)

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

DOI: https://doi.org/10.1115/OMAE2010-20876

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Topics: Stability, Welding, Electrodes, Water, Metals, Welded joints, Circuits, Hyperbaric chambers, Signals, Arc welding

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

DOI: https://doi.org/10.1115/OMAE2010-20877

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Topics: Base metals, Carbon, Porosity, Electrodes, Welding, Metals, Welded joints, Plates (structures), Water, Bubbles

Proceedings Papers

Investigation of Liquid Loading in Gas Well: Simultaneous Measurements of Drop-Size, Film Thickness and Pressure Drop

Mhunir B. Alamu, Barry J. Azzopardi, Gerrit P. van der Meulen, Valente Hernandez-Perez

Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 4, 657-667, June 6–11, 2010

Paper No: OMAE2010-21107

DOI: https://doi.org/10.1115/OMAE2010-21107

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Topics: Film thickness, Natural gas wells, Pressure drop, Waves, Probes, Signals, Two-phase flow, Data acquisition, Density, Diffraction

Proceedings Papers

The Effects on Process Performance of Reducing the Pressure From 36 to 1Bar in Hyperbaric MIG Welding

Hans Fostervoll, Neil Woodward, Odd M. Akselsen

Proc. ASME. OMAE2009, Volume 3: Pipeline and Riser Technology, 197-205, May 31–June 5, 2009

Paper No: OMAE2009-79291

DOI: https://doi.org/10.1115/OMAE2009-79291

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Topics: Gas metal arc welding, Pressure, Water, Welding, Electrodes, Maintenance, Geometry, Mechanical properties, North Sea, Seawater

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

DOI: https://doi.org/10.1115/OMAE2008-57684

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Topics: Fuzzy logic, Modeling, Pipelines, Welding, Cracking (Materials), Fracture (Process), Pipes, Electrodes, Heat, Petroleum industry

Proceedings Papers

Numerical Study on the Effects of Water Surface Shield and Oxygen Injection on Water Quality in Lake Biwa

Daisuke Kitazawa, Michio Kumagai

Proc. ASME. OMAE2008, Volume 3: Pipeline and Riser Technology; Ocean Space Utilization, 813-820, June 15–20, 2008

Paper No: OMAE2008-57669

DOI: https://doi.org/10.1115/OMAE2008-57669

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Topics: Lakes, Oxygen, Water, Water pollution, Climate change, Computer simulation, Electrodes, Electrolysis, Hydrostatics, Temperature

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

DOI: https://doi.org/10.1115/OMAE2007-29734

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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

DOI: https://doi.org/10.1115/OMAE2007-29696

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Topics: Porosity, Welded joints, Drops, Gas metal arc welding, Metals, Welding, Electrodes, Wire, Gas tungsten arc welding, Water

Proceedings Papers

Analysis of Anode Reaction on GTA Welding

Yoji Ogawa, Takao Morita, Jun Matsuda

Proc. ASME. OMAE2003, Volume 3: Materials Technology; Ocean Engineering; Polar and Arctic Sciences and Technology; Workshops, 345-350, June 8–13, 2003

Paper No: OMAE2003-37485

DOI: https://doi.org/10.1115/OMAE2003-37485

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Topics: Anodes, Welding, Metals, Electrons, Heat, Electrodes, Electron emission, Flow (Dynamics), Gas tungsten arc welding, Geometry

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

DOI: https://doi.org/10.1115/OMAE2003-37291

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Topics: Electrodes, Porosity, Water, Welded joints, Welding

NARROW

Study of Hot Cracking on Automatic Tandem Butt Welding

Simplified FEA Models in the Analysis of the Redistribution of Beneficial Compressive Stresses in Welds During Cyclic Loading

pH-Sensor Under Consideration for Multi-Sensor-Chip in Downhole Drilling Fluid Monitoring

Electric Impulse Technology: Long Run Drilling in Hard Rocks

Wet Welding Field Trials in Shallow Waters for Structural Repairs in Floating Oil Production Units

Effect of the Hydrostatic Pressure in the Diffusible Hydrogen at the Underwater Wet Welding

Girth Welding Development of Heavy Wall Materials for Severe Applications

Fatigue Life Improvement of Welded Elements and Structures by Ultrasonic Impact Treatment

Comparison of Solidification Behavior Between Underwater Wet Welding and Dry Welding

Evaluation and Development of Electrodes for Wet Welding of Structural Ship Steels

Arc Stability Indexes Evaluation on Underwater Wet Welding

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

Investigation of Liquid Loading in Gas Well: Simultaneous Measurements of Drop-Size, Film Thickness and Pressure Drop

The Effects on Process Performance of Reducing the Pressure From 36 to 1Bar in Hyperbaric MIG Welding

Optimizing Hot Tapping Using the Fuzzy Logic Modeling Approach

Numerical Study on the Effects of Water Surface Shield and Oxygen Injection on Water Quality in Lake Biwa

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

Explaining Porosity Formation in Underwater Wet Welds

Analysis of Anode Reaction on GTA Welding

Study of Porosity Location in Fresh Water Wet Welds

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