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Journal Articles

Experimental Investigation of Control Rod Drops Into Perturbed Fuel Assemblies

Namgyu Park, Ohjoon Kwon, Youngik Yoo, Taesoon Kim
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research-Article
ASME J of Nuclear Rad Sci. October 2023, 9(4): 041801.
Paper No: NERS-23-1003
https://doi.org/10.1115/1.4062275
Published Online: September 15, 2023
View Articletitled, Experimental Investigation of Control Rod Drops Into Perturbed Fuel Assemblies
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Topics: Deformation, Fuels, Manufacturing, Impact testing, Buckling
Journal Articles

Development of a Simplified Pressurized Water Reactor Fuel Assembly Nonlinear Model

Namgyu Park, Youngik Yoo, Taesoon Kim, Sangyoun Jeon
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2022, 144(5): 051304.
Paper No: PVT-21-1075
https://doi.org/10.1115/1.4053481
Published Online: February 14, 2022
View Articletitled, Development of a Simplified Pressurized Water Reactor Fuel Assembly Nonlinear Model
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Topics: Fuels, Manufacturing, Stiffness, Finite element model, Fuel rods, Damping
Proceedings Papers

Finite Element Model to Simulate the Spacer Grid Buckling Characteristics

Youngik Yoo, Joongjin Kim, Kyongbo Eom, Hyeongkoo Kim
Proc. ASME. ICONE2020, Volume 1: Beyond Design Basis; Codes and Standards; Computational Fluid Dynamics (CFD); Decontamination and Decommissioning; Nuclear Fuel and Engineering; Nuclear Plant Engineering, V001T05A002, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16082
https://doi.org/10.1115/ICONE2020-16082
View Paper titled, Finite Element Model to Simulate the Spacer Grid Buckling Characteristics
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Topics: Buckling, Finite element model, Fuel rods, Manufacturing, Mechanical behavior, Nuclear fuels, Compression, Drag (Fluid dynamics), Impact testing, Mechanical properties
Proceedings Papers

Study on the Spacer Grid Dynamic Crush Strength According to Cell Sizes

Jooyoung Ryu, Hangil Woo, Chaeyoung Nam, Youngik Yoo, Namgyu Park, Seungjae Lee
Proc. ASME. ICONE2020, Volume 1: Beyond Design Basis; Codes and Standards; Computational Fluid Dynamics (CFD); Decontamination and Decommissioning; Nuclear Fuel and Engineering; Nuclear Plant Engineering, V001T05A005, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16149
https://doi.org/10.1115/ICONE2020-16149
View Paper titled, Study on the Spacer Grid Dynamic Crush Strength According to Cell Sizes
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Topics: Accidents, Additive manufacturing, Buckling, Cladding systems (Building), Coolants, Deformation, Failure, Flow (Dynamics), Fuel rods, Fuels
Proceedings Papers

Finite Element Analysis for Fuel Assembly Structural Behavior

Youngik Yoo, Kyounghong Kim, Kyongbo Eom, Seongki Lee, Jongsung Yoo
Proc. ASME. ICONE26, Volume 3: Nuclear Fuel and Material, Reactor Physics, and Transport Theory, V003T02A030, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-81621
https://doi.org/10.1115/ICONE26-81621
View Paper titled, Finite Element Analysis for Fuel Assembly Structural Behavior
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Topics: Finite element analysis, Fuels, Manufacturing, Accidents, Computer software, Failure mechanisms, Finite element model, Mechanical behavior, Mechanical testing, Radioactive substances