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Yoon-Suk Chang
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Proceedings Papers

Parametric Numerical Assessment of an Aerojet General Nucleonics Reactor Against Postulated Fire Conditions

Jae-Min Jyung, Yoon-Suk Chang
Proc. ASME. PVP2023, Volume 6: Operations, Applications, & Components, V006T07A020, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105667
https://doi.org/10.1115/PVP2023-105667
View Paper titled, Parametric Numerical Assessment of an Aerojet General Nucleonics Reactor Against Postulated Fire Conditions
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Topics: Fire, Hazard analysis
Proceedings Papers

Determination of Irradiated Stainless Steel Properties and Its Effects on Reactor Vessel Internals

Dong-Hyeon Kwak, Jae Min Sim, Yoon-Suk Chang, Byeong Seo Kong, Changheui Jang
Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A049, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84936
https://doi.org/10.1115/PVP2022-84936
View Paper titled, Determination of Irradiated Stainless Steel Properties and Its Effects on Reactor Vessel Internals
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Topics: Compression, Finite element analysis, Irradiation (Radiation exposure), Reactor vessels, Stainless steel, Dislocation density, Materials properties, Stress-strain curves, Boundary-value problems, Constitutive equations
Journal Articles

EPFM Analyses of a Complex Crack in Dissimilar Metal Welded Pipes

Ji-Hoon Kang, Belal Almomani, Yoon-Suk Chang
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. February 2022, 144(1): 011505.
Paper No: PVT-20-1288
https://doi.org/10.1115/1.4052398
Published Online: October 8, 2021
View Article titled, EPFM Analyses of a Complex Crack in Dissimilar Metal Welded Pipes
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Topics: Finite element analysis, Fracture (Materials), Pipes, Tension, Metals, Pressure, Materials properties, Displacement
Proceedings Papers

Mechanical Properties of Ion-Irradiated Stainless Steel Determined by Nanoindentation Tests and Finite Element Analyses

Jae Min Sim, Yoon-Suk Chang, Byeong Seo Kong, Changheui Jang
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A104, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21507
https://doi.org/10.1115/PVP2020-21507
View Paper titled, Mechanical Properties of Ion-Irradiated Stainless Steel Determined by Nanoindentation Tests and Finite Element Analyses
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Topics: Finite element analysis, Irradiation (Radiation exposure), Mechanical properties, Nanoindentation, Stainless steel
Proceedings Papers

Comparative Stress Analyses of Dropped Spent Nuclear Fuel Assembly in a Prototypal Cask

Sae-Han-Sol Kang, Dong-Hyun Kim, Yoon-Suk Chang, Sang-Hwan Lee
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A107, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21510
https://doi.org/10.1115/PVP2020-21510
View Paper titled, Comparative Stress Analyses of Dropped Spent Nuclear Fuel Assembly in a Prototypal Cask
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Topics: Finite element analysis, Manufacturing, Spent nuclear fuels, Stress analysis (Engineering)
Proceedings Papers

Integrity Assessment of Cables Under Postulated Electrical Fire Accidents in a Zero-Power Research Reactor

Jae-Min Jyung, Yoon-Suk Chang
Proc. ASME. PVP2019, Volume 5: High-Pressure Technology; Rudy Scavuzzo Student Paper Symposium and 27th Annual Student Paper Competition; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD), V005T09A005, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93340
https://doi.org/10.1115/PVP2019-93340
View Paper titled, Integrity Assessment of Cables Under Postulated Electrical Fire Accidents in a Zero-Power Research Reactor
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Topics: Accidents, Cables, Fire, Control rooms, Damage, Engineering standards, Hazard analysis, Heat flux, Nuclear power stations, Safety
Proceedings Papers

Investigation of Blast Wave Effects on Containment Wall and Steam Generator

Tae Jin Kim, Yoon-Suk Chang
Proc. ASME. PVP2018, Volume 5: High-Pressure Technology; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); Rudy Scavuzzo Student Paper Symposium and 26th Annual Student Paper Competition, V005T10A005, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-84325
https://doi.org/10.1115/PVP2018-84325
View Paper titled, Investigation of Blast Wave Effects on Containment Wall and Steam Generator
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Topics: Boilers, Containment, Waves, Damage, Failure, Finite element analysis, Fluids, High temperature, Nuclear power stations, Pipes
Proceedings Papers

Assessment of Aircraft Crash to Containment and its Effects on Reactor Cavity and Major Components

Jae Min Sim, Yoon-Suk Chang
Proc. ASME. PVP2017, Volume 5: High-Pressure Technology; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); SPC Track for Senate, V005T11A018, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65746
https://doi.org/10.1115/PVP2017-65746
View Paper titled, Assessment of Aircraft Crash to Containment and its Effects on Reactor Cavity and Major Components
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Topics: Aircraft, Cavities, Containment, Stress, Damage, Nuclear power stations, Reinforced concrete, Cracking (Materials), Earthquakes, Finite element analysis
Proceedings Papers

Structural Integrity Assessment of RPV Under Severe Accident Conditions With Creep Constants Correlation

Tae Hyun Kim, Yoon-Suk Chang, Bong-Sang Lee
Proc. ASME. PVP2016, Volume 5: High-Pressure Technology; Rudy Scavuzzo Student Paper Symposium and 24th Annual Student Paper Competition; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); Electric Power Research Institute (EPRI) Creep Fatigue Workshop, V005T09A019, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63232
https://doi.org/10.1115/PVP2016-63232
View Paper titled, Structural Integrity Assessment of RPV Under Severe Accident Conditions With Creep Constants Correlation
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Topics: Accidents, Creep, Numerical analysis, Reactor vessels, Cooling, Damage, Deformation, Failure, High temperature, Melting
Proceedings Papers

Reactor Cavity Analysis Under Steam Explosive Conditions by TNT Model

Seung-Huyn Kim, Yoon-Suk Chang, Yong-Jin Cho
Proc. ASME. PVP2016, Volume 5: High-Pressure Technology; Rudy Scavuzzo Student Paper Symposium and 24th Annual Student Paper Competition; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); Electric Power Research Institute (EPRI) Creep Fatigue Workshop, V005T05A020, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63224
https://doi.org/10.1115/PVP2016-63224
View Paper titled, Reactor Cavity Analysis Under Steam Explosive Conditions by TNT Model
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Topics: Cavities, Explosives, Steam, Explosions, Cavity walls, Coolants, Cooling, Finite element analysis, Fracture (Materials), Fuels
Proceedings Papers

Crack Initiation and Growth Simulation for CRDM Nozzles by eXtended Finite Element Method

Sung-Jun Lee, Yoon-Suk Chang
Proc. ASME. PVP2015, Volume 5: High-Pressure Technology; Rudy Scavuzzo Student Paper Competition and 23rd Annual Student Paper Competition; ASME NDE Division, V005T09A002, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45172
https://doi.org/10.1115/PVP2015-45172
View Paper titled, Crack Initiation and Growth Simulation for CRDM Nozzles by eXtended Finite Element Method
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Topics: Finite element methods, Fracture (Materials), Nozzles, Simulation, Damage, Metals, Nuclear power stations, Stress, Stress corrosion cracking, Uncertainty
Proceedings Papers

Structural Assessment of Main Steam Line and Containment Building Under Steam Explosion Conditions

Seung-Huyn Kim, Yoon-Suk Chang, Sungchu Song, Yong-Jin Cho
Proc. ASME. PVP2015, Volume 3: Design and Analysis, V003T03A014, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45169
https://doi.org/10.1115/PVP2015-45169
View Paper titled, Structural Assessment of Main Steam Line and Containment Building Under Steam Explosion Conditions
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Topics: Containment buildings, Explosions, Steam, Failure, Stress, Boilers, Cavities, Concretes, Containment, Coolants
Proceedings Papers

Structural Assessment of Reactor Pressure Vessel Under Core Melting Conditions

Seung-Hyun Kim, Yoon-Suk Chang
Proc. ASME. PVP2013, Volume 5: High-Pressure Technology; ASME NDE Division; Rudy Scavuzzo Student Paper Symposium, V005T11A015, July 14–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: PVP2013-97407
https://doi.org/10.1115/PVP2013-97407
View Paper titled, Structural Assessment of Reactor Pressure Vessel Under Core Melting Conditions
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Topics: Melting, Reactor vessels, Stress, Accidents, Cooling, Countermeasures, Damage, Numerical analysis, Power stations, Safety
Proceedings Papers

Assessment of J-Integrals for Surface Cracks in a Weld Metal

Young-Chul Park, Jae-Uk Jeong, Jae-Boong Choi, Yoon-Suk Chang, Sung-Woo Kim, Hong-Pyo Kim
Proc. ASME. PVP2012, Volume 3: Design and Analysis, 13-16, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78441
https://doi.org/10.1115/PVP2012-78441
View Paper titled, Assessment of J-Integrals for Surface Cracks in a Weld Metal
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Topics: Metals, Surface cracks, Stress, Fracture (Materials), Stress corrosion cracking, Water, Finite element analysis, Nuclear power stations, Reactor vessels, Shapes
Proceedings Papers

Helical Steam Generator Tubes Containing Crack Under External Pressure: A Review of Applicability for Existing Integrity Evaluation Method

Tae-Young Ryu, Han-Beom Seo, Jong-Min Kim, Jae-Boong Choi, Young-Jin Kim, Yoon-Suk Chang, Jong-Wook Kim, Sang-Yun Park
Proc. ASME. PVP2011, Volume 5: High-Pressure Technology; Nondestructive Evaluation; Nuclear Engineering, 347-352, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57588
https://doi.org/10.1115/PVP2011-57588
View Paper titled, Helical Steam Generator Tubes Containing Crack Under External Pressure: A Review of Applicability for Existing Integrity Evaluation Method
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Topics: Boilers, Evaluation methods, External pressure, Fracture (Materials), Fracture mechanics, Pipes, Pressure, Stress, Design, Failure
Proceedings Papers

Fracture Toughness Estimation of Miniature Specimens by Considering Geometry Effects

Shin-Beom Choi, Young-Jin Kim, Yoon-Suk Chang
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 5, 521-525, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25588
https://doi.org/10.1115/PVP2010-25588
View Paper titled, Fracture Toughness Estimation of Miniature Specimens by Considering Geometry Effects
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Topics: Fracture toughness, Geometry, Finite element analysis, Fracture (Materials), Stress, Carbon steel, Reactor vessels, Safety, Surveillance, Temperature
Proceedings Papers

Assessment of Interaction Effect Between Two Aligned Surface Cracks in Elbows Subjected to Internal Pressure

Han-Beom Seo, Jae-Boong Choi, Young-Jin Kim, Yoon-Suk Chang, Hyun-Su Kim
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 9, 113-118, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25604
https://doi.org/10.1115/PVP2010-25604
View Paper titled, Assessment of Interaction Effect Between Two Aligned Surface Cracks in Elbows Subjected to Internal Pressure
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Topics: Pressure, Surface cracks, Fracture (Materials), Fitness-for-service, Pipes, ASME Standards, Engineering standards, Finite element analysis, Plates (structures), Power stations
Proceedings Papers

A Numerical Study on Mock-Up Downsizing to Predict Residual Stresses at CRDM Welds

Ik-Joong Kim, Jae-Uk Jeong, Jae-Boong Choi, Young-Jin Kim, Sung-Woo Kim, Hong-Pyo Kim, Yoon-Suk Chang
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 9, 107-112, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25596
https://doi.org/10.1115/PVP2010-25596
View Paper titled, A Numerical Study on Mock-Up Downsizing to Predict Residual Stresses at CRDM Welds
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Topics: Residual stresses, Welded joints, Finite element analysis, Stress, Welding, Geometry, Nuclear power stations, Piping systems, Process simulation, Stress corrosion cracking
Proceedings Papers

A Residual Stress Analysis of a Corner Crack in Pressurizer Vent Nozzle Penetration Weld

Sang-Min Lee, Jeong-Soon Park, Young-Hwan Choi, Hae-Dong Chung, Doo-Ho Cho, Yoon-Suk Chang, Young-Jin Kim
Proc. ASME. PVP2009, Volume 1: Codes and Standards, 317-322, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77613
https://doi.org/10.1115/PVP2009-77613
View Paper titled, A Residual Stress Analysis of a Corner Crack in Pressurizer Vent Nozzle Penetration Weld
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Topics: Corners (Structural elements), Fracture (Materials), Nozzles, Stress analysis (Engineering), Vents, Stress, Welding, Metals, Alloy steel, Electricity (Physics)
Proceedings Papers

FSI-Based Assessment of FAC-Caused Wall Thinned Piping

Sun-Hye Kim, Yoon-Suk Chang, Young-Jin Kim
Proc. ASME. PVP2009, Volume 5: High Pressure Technology; Nondestructive Evaluation Division; Student Paper Competition, 359-363, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77353
https://doi.org/10.1115/PVP2009-77353
View Paper titled, FSI-Based Assessment of FAC-Caused Wall Thinned Piping
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Topics: Fluid structure interaction, Pipes, Flow (Dynamics), Stress, Failure, Accidents, Computational fluid dynamics, Corrosion, Geometry, Nuclear power stations