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Proceedings Papers

Spreading Behavior of Molten Metal on Flat Plate in a Shallow Water Pool

Yasunori Yamamoto, Tomomasa Ito, Kyosuke Nihashi, Shuichiro Miwa

Proc. ASME. ICONE28, Volume 2: Nuclear Fuels, Research, and Fuel Cycle; Nuclear Codes and Standards; Thermal-Hydraulics, V002T07A020, August 4–6, 2021

Paper No: ICONE28-64614

DOI: https://doi.org/10.1115/ICONE28-64614

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Topics: Flat plates, Metals, Water

Proceedings Papers

Image Based Bubbly Flow Feature Identification Using Deep Learning

Takashi Furuhashi, Takuro Sasaki, Shuichiro Miwa

Proc. ASME. ICONE28, Volume 4: Student Paper Competition, V004T14A024, August 4–6, 2021

Paper No: ICONE28-64155

DOI: https://doi.org/10.1115/ICONE28-64155

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Topics: Bubbly flow, Flow (Dynamics), Two-phase flow, Bubbles, Artificial intelligence, Artificial neural networks, Feature extraction, Fittings, Fluids, Heat transfer

Proceedings Papers

Experimental Study for Evaluation of Spreading Behavior of Free-Falling Molten Core With Floor Impingement

Tomomasa Ito, Yuta Watanabe, Yasunori Yamamoto, Nassim Sahboun, Shuichiro Miwa

Proc. ASME. ICONE2020, Volume 3: Student Paper Competition; Thermal-Hydraulics; Verification and Validation, V003T12A054, August 4–5, 2020

Paper No: ICONE2020-16942

DOI: https://doi.org/10.1115/ICONE2020-16942

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Topics: Accidents, Dimensionless numbers, Errors, Metals, Nuclear decommissioning, Tin, Uncertainty

Proceedings Papers

Two-Phase Flow Regime Identification Using Fluctuating Force Signals Under Machine Learning Techniques

Yuta Saito, Shuhei Torisaki, Shuichiro Miwa

Proc. ASME. ICONE26, Volume 9: Student Paper Competition, V009T16A019, July 22–26, 2018

Paper No: ICONE26-81288

DOI: https://doi.org/10.1115/ICONE26-81288

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Topics: Machine learning, Signals, Two-phase flow, Flow (Dynamics), Artificial neural networks, Support vector machines, Algorithms, Databases, Design, Heat

Proceedings Papers

Effect of the Jet Stability on Supersonic Steam Injector Operation

Shuichiro Miwa, Takahiro Moribe, Nozomu Akiyama, Hiroto Sakashita

Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A067, July 22–26, 2018

Paper No: ICONE26-82585

DOI: https://doi.org/10.1115/ICONE26-82585

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Topics: Ejectors, Stability, Water, Steam, Accidents, Condensation, Jet pumps, Safety, Cooling, Flow (Dynamics)

Proceedings Papers

Study on Operation Ranges and Discharge Performance of Steam Injector System

Takahiro Moribe, Hiroto Endo, Shuichiro Miwa, Hiroto Sakashita, Michitsugu Mori

Proc. ASME. ICONE25, Volume 9: Student Paper Competition, V009T15A028, July 2–6, 2017

Paper No: ICONE25-66937

DOI: https://doi.org/10.1115/ICONE25-66937

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Topics: Ejectors, Pressure, Steam, Water, Flow (Dynamics), Pumps, Nuclear power stations, Condensation, Cooling systems, Heat exchangers

Journal Articles

Analysis of Flow-Induced Vibration Due to Stratified Wavy Two-Phase Flow

Shuichiro Miwa, Takashi Hibiki, Michitsugu Mori

J. Fluids Eng. September 2016, 138(9): 091302.

Paper No: FE-15-1176

DOI: https://doi.org/10.1115/1.4033371

Published Online: May 30, 2016

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Topics: Collisions (Physics), Flow (Dynamics), Fluctuations (Physics), Momentum, Porosity, Pressure, Two-phase flow, Waves, Flow-induced vibrations, Fluids

Proceedings Papers

Two-Phase Flow Induced Force Fluctuations on Pipe Bend

Shuichiro Miwa, Yang Liu, Takashi Hibiki, Mamoru Ishii, Yoshiyuki Kondo, Hideyuki Morita, Koichi Tanimoto

Proc. ASME. ICONE22, Volume 2B: Thermal Hydraulics, V02BT09A007, July 7–11, 2014

Paper No: ICONE22-30573

DOI: https://doi.org/10.1115/ICONE22-30573

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Topics: Fluctuations (Physics), Pipe bends, Two-phase flow, Flow (Dynamics), Slug flows, Pressure, Collisions (Physics), Databases, Fluids, Flux (Metallurgy)

Proceedings Papers

Analytical Evaluation of Debris Cooling and Spreading Behaviors at Molten Core in Severe Accident

Akihiro Kobayashi, Shuichiro Miwa, Michitsugu Mori

Proc. ASME. ICONE22, Volume 5: Innovative Nuclear Power Plant Design and New Technology Application; Student Paper Competition, V005T17A006, July 7–11, 2014

Paper No: ICONE22-30035

DOI: https://doi.org/10.1115/ICONE22-30035

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Topics: Accidents, Cooling, Metals, Computational fluid dynamics, Containment vessels, Fluids, Fuel rods, Fukushima nuclear disaster, Japan, 2011, Nuclear power stations, Reactor vessels

Proceedings Papers

Performance Evaluation of SCS for AHTR and Time Assessment of Operation Procedures

Takahito Ogura, Junya Nakata, Mititsugu Mori, Hiroto Sakashita, Shuichiro Miwa

Proc. ASME. ICONE22, Volume 5: Innovative Nuclear Power Plant Design and New Technology Application; Student Paper Competition, V005T17A050, July 7–11, 2014

Paper No: ICONE22-30790

DOI: https://doi.org/10.1115/ICONE22-30790

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Topics: Accidents, Coolants, Cooling, Cooling systems, Design, Failure, Floods, Flow (Dynamics), Freezing, Heat

Journal citation

NARROW

Spreading Behavior of Molten Metal on Flat Plate in a Shallow Water Pool

Image Based Bubbly Flow Feature Identification Using Deep Learning

Experimental Study for Evaluation of Spreading Behavior of Free-Falling Molten Core With Floor Impingement

Two-Phase Flow Regime Identification Using Fluctuating Force Signals Under Machine Learning Techniques

Effect of the Jet Stability on Supersonic Steam Injector Operation

Study on Operation Ranges and Discharge Performance of Steam Injector System

Analysis of Flow-Induced Vibration Due to Stratified Wavy Two-Phase Flow

Two-Phase Flow Induced Force Fluctuations on Pipe Bend

Analytical Evaluation of Debris Cooling and Spreading Behaviors at Molten Core in Severe Accident

Performance Evaluation of SCS for AHTR and Time Assessment of Operation Procedures

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