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Journal Articles

Influence of Local Microstructural Variations on the Bendability of Aluminum Extrusions: Experiments and Crystal Plasticity Analyses

Bjørn Håkon Frodal, Lars Lodgaard, Yngve Langsrud, Tore Børvik, Odd Sture Hopperstad
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. April 2023, 90(4): 041006.
Paper No: JAM-22-1302
https://doi.org/10.1115/1.4056429
Published Online: January 10, 2023
View Article titled, Influence of Local Microstructural Variations on the Bendability of Aluminum Extrusions: Experiments and Crystal Plasticity Analyses
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Topics: Aluminum alloys, Crystals, Damage, Deformation, Finite element analysis, Fracture (Materials), Plasticity, Shear (Mechanics), Texture (Materials), Particulate matter
Journal Articles

A Numerical Study on Ductile Failure of Porous Ductile Solids With Rate-Dependent Matrix Behavior

Lars Edvard Blystad Dæhli, David Morin, Tore Børvik, Ahmed Benallal, Odd Sture Hopperstad
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. March 2020, 87(3): 031014.
Paper No: JAM-19-1447
https://doi.org/10.1115/1.4045524
Published Online: December 24, 2019
View Article titled, A Numerical Study on Ductile Failure of Porous Ductile Solids With Rate-Dependent Matrix Behavior
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Proceedings Papers

An Extension of the BWH Instability Criterion: Numerical Study

Martin Storheim, Hagbart Alsos, Odd Sture Hopperstad, Jørgen Amdahl
Proc. ASME. OMAE2015, Volume 3: Structures, Safety and Reliability, V003T02A002, May 31–June 5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2015-41178
https://doi.org/10.1115/OMAE2015-41178
View Paper titled, An Extension of the BWH Instability Criterion: Numerical Study
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Topics: Calibration, Collisions (Physics), Computer simulation, Damage, Design, Errors, Forming limit diagrams, Fracture (Materials), Fracture (Process), Necking
Proceedings Papers

Damage and Failure in an X65 Steel Pipeline Caused by Trawl Gear Impact

Martin Kristoffersen, Tore Børvik, Magnus Langseth, Odd Sture Hopperstad, Håvar Ilstad, Erik Levold
Proc. ASME. OMAE2013, Volume 2B: Structures, Safety and Reliability, V02BT02A034, June 9–14, 2013
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2013-11277
https://doi.org/10.1115/OMAE2013-11277
View Paper titled, Damage and Failure in an X65 Steel Pipeline Caused by Trawl Gear Impact
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Topics: Damage, Failure, Gears, Pipelines, Steel, Stress, Computer simulation, Fracture (Materials), Fracture (Process), Pipes
Proceedings Papers

Effects of the Yield Criterion on Predicted Fracture Responses of Pipelines Subjected to Large Plastic Deformation With and Without Internal Pressure

Alexandre Kane, Erling O̸stby, Odd-Geir Lademo, Torodd Berstad, Odd Sture Hopperstad
Proc. ASME. OMAE2010, 29th International Conference on Ocean, Offshore and Arctic Engineering: Volume 6, 251-259, June 6–11, 2010
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2010-20943
https://doi.org/10.1115/OMAE2010-20943
View Paper titled, Effects of the Yield Criterion on Predicted Fracture Responses of Pipelines Subjected to Large Plastic Deformation With and Without Internal Pressure
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Topics: Deformation, Fracture (Materials), Pipelines, Pressure, Pipes, Shapes, Certainty, Displacement, Engineering simulation, Finite element analysis