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Proceedings Papers

Development of a Numerical Simulation Method for Air Cooling of Fuel Debris by JUPITER

Susumu Yamashita, Shinichiro Uesawa, Hiroyuki Yoshida
Proc. ASME. ICONE29, Volume 8: Computational Fluid Dynamics (CFD) and Applications, V008T08A006, August 8–12, 2022
Paper No: ICONE29-89345
DOI: https://doi.org/10.1115/ICONE29-89345
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Topics: Computer simulation, Cooling, Fuels, Natural convection, Porous materials, Temperature, Accidents, Boiling water reactors, Computational fluid dynamics, Containment vessels
Proceedings Papers

Flow Characteristics Simulation of the Gas in the Containment Vessel of Molten Salt Reactor

Honghua Peng, Xiaobin Xia, Guifeng Zhu, Jun Cai, He Zhou
Proc. ASME. ICONE29, Volume 8: Computational Fluid Dynamics (CFD) and Applications, V008T08A018, August 8–12, 2022
Paper No: ICONE29-91651
DOI: https://doi.org/10.1115/ICONE29-91651
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Topics: Containment vessels, Flow (Dynamics), Gas flow, Molten salt reactors, Simulation
Proceedings Papers

Evaluation of Effect of Depressurization Timing on the Thermal Load To Primary Containment Vessel During Severe Accident at BWR

Taisei Matsumoto, Akifumi Yamaji, Daisuke Fujiwara
Proc. ASME. ICONE29, Volume 11: Mitigation Strategies for Beyond Design Basis Events, V011T11A005, August 8–12, 2022
Paper No: ICONE29-90648
DOI: https://doi.org/10.1115/ICONE29-90648
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Topics: Accidents, Boiling water reactors, Containment vessels, Nuclear fission, Thermal loads
Proceedings Papers

Development of Ultrasonic Measurement System for Shape and 2D Velocity Field Using Ultrasonic Velocity Profiler and Total Focusing Methods

Zeliang Zhang, Tianrun Liu, Munkhbat Batsaikhan, Hideharu Takahashi, Hiroshige Kikura
Proc. ASME. ICONE28, Volume 4: Student Paper Competition, V004T14A049, August 4–6, 2021
Paper No: ICONE28-64510
DOI: https://doi.org/10.1115/ICONE28-64510
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Topics: Fuels, Fukushima nuclear disaster, Japan, 2011, Nuclear decommissioning, Nuclear power stations, Shapes, Transducers, Ultrasonic measurement, Accidents, Radiation (Physics), Water leakage
Proceedings Papers

Effect of Containment Vessel’s Size Scale on the Aerosol Spray Scavenging Efficiency With Water Mist

Hui Liang, Qian Zhou, Nejdet Erkan, Shunichi Suzuki, Yohan Leblois, Thomas Gelain, Emmanuel Porcheron
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, V001T04A006, August 4–5, 2020
Paper No: ICONE2020-16338
DOI: https://doi.org/10.1115/ICONE2020-16338
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Topics: Aerosol sprays, Containment, Water, Aerosols, Particulate matter, Sprays, Agglomeration (Materials), Cutting, Computer simulation, Containment vessels
Proceedings Papers

A Series of Investigations Inside of Primary Containment Vessel of Fukushima Daiichi Nuclear Power Station Unit2

Taiji Kobayashi, Toshihiro Yasuda, Tessai Sugiura, Fujio Terai, Yukinori Hirose, Atsuyoshi Uranishi, Naoya Sakamoto
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, V001T04A015, August 4–5, 2020
Paper No: ICONE2020-16978
DOI: https://doi.org/10.1115/ICONE2020-16978
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Topics: Containment vessels, Fukushima nuclear disaster, Japan, 2011, Nuclear decommissioning, Nuclear power stations
Proceedings Papers

Use of Micro-Gravity Sensors for External Fluid Level Monitoring in Waste and Nuclear Related Applications

Jeff Ridgway, Bryant Slater
Proc. ASME. ICONE2020, Volume 2: Nuclear Policy; Nuclear Safety, Security, and Cyber Security; Operating Plant Experience; Probabilistic Risk Assessments; SMR and Advanced Reactors, V002T08A058, August 4–5, 2020
Paper No: ICONE2020-16810
DOI: https://doi.org/10.1115/ICONE2020-16810
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Topics: Fluids, Gravity (Force), Sensors, Vessels, Leakage, Nuclear power, Sensor placement, Simulation, Accuracy and precision, Algorithms
Proceedings Papers

Incorporation of the Radioactive Interinfluence in Multi-Unit Seismic PRA

Shuhei Matsunaka, Chikahiro Sato, Manabu Watanabe
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T14A014, July 22–26, 2018
Paper No: ICONE26-81928
DOI: https://doi.org/10.1115/ICONE26-81928
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Topics: Accident management, Accidents, Containment, Containment vessels, Damage, Earthquakes, Evaluation methods, Fukushima nuclear disaster, Japan, 2011, Hazards, Nuclear power stations
Proceedings Papers

Discussion About Sodium-Concrete Reaction in Presence of Internal Heater

Munemichi Kawaguchi, Shinya Miyahara, Masayoshi Uno
Proc. ASME. ICONE26, Volume 4: Nuclear Safety, Security, and Cyber Security; Computer Code Verification and Validation, V004T06A037, July 22–26, 2018
Paper No: ICONE26-82233
DOI: https://doi.org/10.1115/ICONE26-82233
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Topics: Concretes, Sodium, Sodium fast reactors, Ablation (Vaporization technology), Accidents, Aerosols, Chemical reactions, Containment vessels, Heating, Hydrogen
Proceedings Papers

Development of Hydrogen Treatment System in Severe Accident: Part 4 — Study of Fission Products and Steam Effect on Hydrogen Treatment Characteristics

Akira Yamada, Motoshige Yagyu, Chikako Iwaki, Tsukasa Sugita, Yoshiko Haruguchi, Masashi Tanabe
Proc. ASME. ICONE26, Volume 4: Nuclear Safety, Security, and Cyber Security; Computer Code Verification and Validation, V004T06A024, July 22–26, 2018
Paper No: ICONE26-81759
DOI: https://doi.org/10.1115/ICONE26-81759
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Topics: Accidents, Hydrogen, Nuclear fission, Steam, Vents, Boiling water reactors, Pressure, Manganese dioxide, Metals, Oxidation
Proceedings Papers

Development of Hydrogen Treatment System in Severe Accident: Part 5 — Effect of Steam Flow on Performance of a Hydrogen Treatment Unit With Metal Oxides

Chikako Iwaki, Tsukasa Sugita, Akira Yamada, Motoshige Yagyu, Yoshiko Haruguchi, Masashi Tanabe
Proc. ASME. ICONE26, Volume 4: Nuclear Safety, Security, and Cyber Security; Computer Code Verification and Validation, V004T06A013, July 22–26, 2018
Paper No: ICONE26-81386
DOI: https://doi.org/10.1115/ICONE26-81386
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Topics: Accidents, Flow (Dynamics), Hydrogen, Metals, Steam, Pipes, Temperature, Boiling water reactors, Containment vessels, Errors
Proceedings Papers

AP1000 ® Passive Cooling Containment Analysis of a Double-Ended LBLOCA With a 3D Gothic Model

Samanta Estevez-Albuja, Gonzalo Jimenez, Kevin Fernández-Cosials, César Queral, Zuriñe Goñi
Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A011, July 22–26, 2018
Paper No: ICONE26-81886
DOI: https://doi.org/10.1115/ICONE26-81886
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Topics: Containment, Cooling, Safety, Heat, Pressure, Temperature, Accidents, Alternating current (Electricity), Containment buildings, Containment vessels
Proceedings Papers

Severe Accident Analysis With Spatial Discretized Model by MAAP: Part 2 — Parametric Study on Fukushima-Daiichi Unit-3

Yoshihisa Nishi, Kenichi Kanda, Kazuma Abe, Satoshi Nishimura, Koichi Nakamura, Masahiro Furuya, Atsushi Ui
Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A019, July 22–26, 2018
Paper No: ICONE26-82018
DOI: https://doi.org/10.1115/ICONE26-82018
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Topics: Accidents, Fukushima nuclear disaster, Japan, 2011, Containment vessels, Nuclear fission, Nuclear power stations, Pressure, Sensitivity analysis, Simulation, Temperature, Transients (Dynamics)
Proceedings Papers

Sensitivity Analysis of the SBLOCA Induced Severe Accident for a Natural Circulation Small Modular Reactors

Longze Li, Jue Wang, Yapei Zhang, G. H. Su
Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A047, July 22–26, 2018
Paper No: ICONE26-82267
DOI: https://doi.org/10.1115/ICONE26-82267
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Topics: Accidents, Sensitivity analysis, Small modular reactors, Containment, Fracture (Materials), Pressure, Heat sinks, Accident management, Boilers, Containment vessels
Proceedings Papers

Study of Fission Product Behavior in Containment Vessel Using Modified ART Mod 2: Update of Cesium and Iodine Compound Models

Wasin Vechgama, Kampanart Silva
Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A028, July 22–26, 2018
Paper No: ICONE26-82069
DOI: https://doi.org/10.1115/ICONE26-82069
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Topics: Containment vessels, Nuclear fission, Chemical reactions, Fukushima nuclear disaster, Japan, 2011
Proceedings Papers

Preliminary Forensic Engineering Study on the Fukushima Accident

Genn Saji
Proc. ASME. ICONE25, Volume 7: Fuel Cycle, Decontamination and Decommissioning, Radiation Protection, Shielding, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T11A001, July 2–6, 2017
Paper No: ICONE25-66015
DOI: https://doi.org/10.1115/ICONE25-66015
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Topics: Forensic engineering, Fukushima nuclear disaster, Japan, 2011, Accidents, Hydrogen, Vents, Explosions, Leakage, Radiation (Physics), Containment, Containment vessels
Proceedings Papers

Integrity Analysis of Electrical Penetration With Intense Radiation Heat Transfer by Hydrogen Diffusion Flame

Gaofeng Huang, Kun Zhang, Jiayun Wang
Proc. ASME. ICONE25, Volume 7: Fuel Cycle, Decontamination and Decommissioning, Radiation Protection, Shielding, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T11A015, July 2–6, 2017
Paper No: ICONE25-67121
DOI: https://doi.org/10.1115/ICONE25-67121
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Topics: Diffusion flames, Heat transfer, Hydrogen, Radiation (Physics), Containment vessels, Thermal radiation
Proceedings Papers

Long-Term Cooling Strategy for the Primary Containment Vessel of the Kashiwazaki-Kariwa Nuclear Power Station in a Severe Accident

Satoshi Kawaguchi, Satoshi Mizuno, Yoshihiro Oyama
Proc. ASME. ICONE25, Volume 7: Fuel Cycle, Decontamination and Decommissioning, Radiation Protection, Shielding, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T11A019, July 2–6, 2017
Paper No: ICONE25-67317
DOI: https://doi.org/10.1115/ICONE25-67317
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Topics: Accidents, Containment vessels, Cooling, Nuclear power stations, Heat, Temperature, Heat exchangers, Water, Pumps, Reliability
Proceedings Papers

Numerical Simulation of Radiation Aerosol Collection in Mesoscopic Impactor Filters

Wei Zhang, Fenglei Niu, Houbo Qi, Zhangpeng Guo
Proc. ASME. ICONE25, Volume 7: Fuel Cycle, Decontamination and Decommissioning, Radiation Protection, Shielding, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T10A014, July 2–6, 2017
Paper No: ICONE25-66598
DOI: https://doi.org/10.1115/ICONE25-66598
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Topics: Aerosols, Computer simulation, Filters, Mesoscopic systems, Radiation (Physics), Containment, Particulate matter, Accidents, Computational fluid dynamics, Computer software
Proceedings Papers

Fluid Dynamic Analysis on Hydrogen Deflagration in Vertical Flow Channel With Annular Obstacles

Toshinori Matsumoto, Masatoshi Sato, Tomoyuki Sugiyama, Yu Maruyama
Proc. ASME. ICONE25, Volume 7: Fuel Cycle, Decontamination and Decommissioning, Radiation Protection, Shielding, and Waste Management; Mitigation Strategies for Beyond Design Basis Events, V007T11A020, July 2–6, 2017
Paper No: ICONE25-67520
DOI: https://doi.org/10.1115/ICONE25-67520
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Topics: Dynamic analysis, Explosions, Flow (Dynamics), Fluids, Hydrogen, Flames, Combustion, Accidents, Chemical reactions, Computational fluid dynamics