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Journal Articles

Quantification of the Complex Crack Geometry Effect on Fracture Resistance Using Strain-Based Finite Element Damage Analysis

Seung-Jae Kim, Ho-Wan Ryu, Jin-Weon Kim, Young-Jin Oh, Yun-Jae Kim
Journal: Journal of Pressure Vessel Technology
Article Type: Research-Article
J. Pressure Vessel Technol. February 2022, 144(1): 011301.
Paper No: PVT-20-1260
DOI: https://doi.org/10.1115/1.4050093
Published Online: August 4, 2021
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Topics: Damage, Fracture (Materials), Geometry, Simulation, Finite element analysis
Proceedings Papers

Application of Stress-Modified Fracture Strain Model to Full-Scale Pipes With a Circumferential Crack in the Center of Welds

Ho-Wan Ryu, Hune-Tae Kim, Hyun-Woo Jung, Yun-Jae Kim
Proc. ASME. PVP2016, Volume 6A: Materials and Fabrication, V06AT06A009, July 17–21, 2016
Paper No: PVP2016-63546
DOI: https://doi.org/10.1115/PVP2016-63546
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Topics: Fracture (Materials), Pipes, Stress, Welded joints, Damage, Finite element analysis, Numerical analysis, Deformation, Engineering simulation, Fracture (Process)
Proceedings Papers

Assessment Method for Complex Cracked Pipe Using Equivalent Pipe Concept

Kyung-Dong Bae, Ho-Wan Ryu, Seung-Jae Kim, Hyun-Suk Nam, Yun-Jae Kim
Proc. ASME. PVP2016, Volume 6A: Materials and Fabrication, V06AT06A007, July 17–21, 2016
Paper No: PVP2016-63427
DOI: https://doi.org/10.1115/PVP2016-63427
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Topics: Pipes, Fracture (Materials), Stress, Surface cracks, Welding, Damage, Maintenance, Overlays (Materials engineering), Carbon steel, Finite element analysis
Journal Articles

Comparison of Ductile Tearing Simulation With Complex Cracked Pipe Test Data

Kyung-Dong Bae, Ho-Wan Ryu, Yun-Jae Kim, Jong-Sung Kim
Journal: Journal of Pressure Vessel Technology
Article Type: Research-Article
J. Pressure Vessel Technol. February 2017, 139(1): 011203.
Paper No: PVT-15-1273
DOI: https://doi.org/10.1115/1.4033771
Published Online: August 5, 2016
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Topics: Damage, Fracture (Materials), Pipes, Simulation, Stress, Fracture (Process), Fracture toughness
Proceedings Papers

Numerical Study on Fracture Behavior of Complex Cracked Pipes

Ho-Wan Ryu, Jae-Jun Han, Yun-Jae Kim
Proc. ASME. PVP2015, Volume 6A: Materials and Fabrication, V06AT06A064, July 19–23, 2015
Paper No: PVP2015-45583
DOI: https://doi.org/10.1115/PVP2015-45583
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Topics: Fracture (Materials), Pipes, Damage, Stress, Calibration, Carbon, Failure, Finite element analysis, Overlays (Materials engineering), Simulation
Proceedings Papers

Effects of Side Groove on Fracture Toughness

Ho-Wan Ryu, Hune-Tae Kim, Jae-Jun Han, Yun-Jae Kim, Jong-Sung Kim, Myung-Rak Choi, Jin-Weon Kim
Proc. ASME. PVP2015, Volume 6B: Materials and Fabrication, V06BT06A032, July 19–23, 2015
Paper No: PVP2015-45731
DOI: https://doi.org/10.1115/PVP2015-45731
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Topics: Alloy steel, Damage, Failure, Finite element methods, Fracture (Materials), Fracture (Process), Fracture toughness, Pipes, Shapes, Simulation
Proceedings Papers

Limit Loads for Circumferentially Cracked Pipes Under Combined Bending and Torsion With Tension

Ho-Wan Ryu, Jae-Jun Han, Yun-Jae Kim
Proc. ASME. PVP2013, Volume 5: High-Pressure Technology; ASME NDE Division; Rudy Scavuzzo Student Paper Symposium, V005T11A030, July 14–18, 2013
Paper No: PVP2013-98102
DOI: https://doi.org/10.1115/PVP2013-98102
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Topics: Pipes, Stress, Tension, Torsion, Fracture (Materials), Membranes, ASME Boiler and Pressure Vessel Code, Finite element analysis, Finite element model, Power stations