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Hyun Sun Park
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Proceedings Papers

Development of Ex-Vessel Debris Bed in a Flooded Cavity With Inclined Bottom Structure Under Two-Phase Condition

Mayank Modak, Hyun Sun Park, Yu Jung Choi, Mi Ro Seo
Proc. ASME. ICONE28, Volume 2: Nuclear Fuels, Research, and Fuel Cycle; Nuclear Codes and Standards; Thermal-Hydraulics, V002T07A039, August 4–6, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ICONE28-66235
https://doi.org/10.1115/ICONE28-66235
View Paper titled, Development of Ex-Vessel Debris Bed in a Flooded Cavity With Inclined Bottom Structure Under Two-Phase Condition
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Topics: Cavities, Vessels
Proceedings Papers

Parametric Model for Ex-Vessel Melt Jet Breakup and Debris Bed Cooling

Kiyofumi Moriyama, Hyun Sun Park, Mooneon Lee, Jin Ho Park
Proc. ASME. ICONE26, Volume 7: Decontamination and Decommissioning, Radiation Protection, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T11A003, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-81465
https://doi.org/10.1115/ICONE26-81465
View Paper titled, Parametric Model for Ex-Vessel Melt Jet Breakup and Debris Bed Cooling
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Topics: Cooling, Vessels, Accidents, Cavities, Concretes, Containment, Coolants, Fuels, Light water reactors
Proceedings Papers

The Effect of Initial Condition of Melt Jet on the Jet Breakup Phenomenon in the Subcooled Water Pool

Woo Hyun Jung, Hyun Sun Park, Kiyofumi Moriyama, Moo Hwan Kim
Proc. ASME. ICONE26, Volume 7: Decontamination and Decommissioning, Radiation Protection, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T11A015, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-82310
https://doi.org/10.1115/ICONE26-82310
View Paper titled, The Effect of Initial Condition of Melt Jet on the Jet Breakup Phenomenon in the Subcooled Water Pool
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Topics: Subcooling, Water, Shapes, Uncertainty, Accidents, Cavities, Melting, Separation (Technology), Sluice gates, Temperature
Proceedings Papers

Porous and Wettability-Controlled Microstructures for Enhanced Heat Transfer Coefficient in Pool Boiling

Hyunwoo Noh, Junseon Yoo, Jin-Oh Kim, Dong-Hwi Kim, Dong-Pyo Kim, Hyun Sun Park, Moo Hwan Kim
Proc. ASME. ICNMM2017, ASME 2017 15th International Conference on Nanochannels, Microchannels, and Minichannels, V001T04A003, August 27–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2017-5535
https://doi.org/10.1115/ICNMM2017-5535
View Paper titled, Porous and Wettability-Controlled Microstructures for Enhanced Heat Transfer Coefficient in Pool Boiling
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Topics: Heat transfer coefficients, Pool boiling, Bubbles, Cooling, Atmospheric pressure, Boiling, Density, Heat transfer, Lithography, Microelectromechanical systems
Proceedings Papers

MHF (Minimum Heat Flux) Point on Anodized Zirconium Surface During Quenching

Jun-young Kang, Seol Ha Kim, HangJin Jo, Ho Seon Ahn, Moo Hwan Kim, Hyun Sun Park
Proc. ASME. ICNMM2014, ASME 2014 12th International Conference on Nanochannels, Microchannels and Minichannels, V001T14A001, August 3–7, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2014-21461
https://doi.org/10.1115/ICNMM2014-21461
View Paper titled, MHF (Minimum Heat Flux) Point on Anodized Zirconium Surface During Quenching
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Topics: Heat flux, Quenching (Metalworking), Zirconium, Wetting, Dynamics (Mechanics), Film boiling, Furnaces, Radiation (Physics), Temperature, Vapors
Proceedings Papers

Two-Phase Natural Circulation Cooling Performance Assessment and Safety Analysis for APR1400 Core Catcher System

Ki Won Song, Shripad T. Revankar, Hyun Sun Park, Bo Rhee, Kwang Soon Ha, Rae Joon Park, Jin Ho Song
Proc. ASME. ICONE22, Volume 5: Innovative Nuclear Power Plant Design and New Technology Application; Student Paper Competition, V005T17A023, July 7–11, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ICONE22-30168
https://doi.org/10.1115/ICONE22-30168
View Paper titled, Two-Phase Natural Circulation Cooling Performance Assessment and Safety Analysis for APR1400 Core Catcher System
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Topics: Cooling, Safety, Flow (Dynamics), Bubbles, Porosity, Water, Boiling, Coolants, Design, Electrical conductivity
Proceedings Papers

The Influence of Two-Phase Flow on Pore Clogging by Fine Particle Settlement During Ex-Vessel Debris Bed Formation in Severe Accident

Eunho Kim, Jin Ho Park, Moo Hwan Kim, Hyun Sun Park
Proc. ASME. ICONE22, Volume 3: Next Generation Reactors and Advanced Reactors; Nuclear Safety and Security, V003T06A003, July 7–11, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ICONE22-30126
https://doi.org/10.1115/ICONE22-30126
View Paper titled, The Influence of Two-Phase Flow on Pore Clogging by Fine Particle Settlement During Ex-Vessel Debris Bed Formation in Severe Accident
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Topics: Accidents, Particulate matter, Two-phase flow, Vessels, Cavities, Reactor vessels, Water, Accident management, Bubbles, Convection
Proceedings Papers

Film Boiling Heat Transfer on a High Temperature Sphere in Nanofluid

Hyun Sun Park, Dereje Shiferaw, Bal Raj Sehgal, Do Kyung Kim, Mamoun Muhammed
Proc. ASME. HT-FED2004, Volume 4, 469-476, July 11–15, 2004
Publisher: American Society of Mechanical Engineers
Paper No: HT-FED2004-56471
https://doi.org/10.1115/HT-FED2004-56471
View Paper titled, Film Boiling Heat Transfer on a High Temperature Sphere in Nanofluid
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Topics: Film boiling, Heat transfer, High temperature, Nanofluids, Quenching (Metalworking), Nanoparticles, Water, Flux (Metallurgy), Heat, Subcooling