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Proceedings Papers

RELAP5 Code Analysis of LSTF Small Break LOCA Tests With Steam Generator Intentional Depressurization as an Accident Management Procedure: Investigation on Base Case Result Appropriate for the Best Estimate Plus Uncertainty (BEPU) Application

Ikuo Kinoshita, Toshihide Torige, Michio Murase, Yoshitaka Yoshida, Takeshi Takeda, Akira Satou, Hideo Nakamura
Proc. ASME. ICONE22, Volume 3: Next Generation Reactors and Advanced Reactors; Nuclear Safety and Security, V003T06A022, July 7–11, 2014
Paper No: ICONE22-30559
DOI: https://doi.org/10.1115/ICONE22-30559
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Topics: Accident management, Boilers, Uncertainty, Accidents, Condensation, Coolants, Flow (Dynamics), High pressure (Physics), Pressure, Simulation analysis
Proceedings Papers

A Preliminary 3D Steam Flow Analysis for CET Behavior During LSTF SBLOCA Experiment Using FLUENT Code

Dwi Irwanto, Akira Satou, Takeshi Takeda, Hideo Nakamura
Proc. ASME. ICONE21, Volume 4: Thermal Hydraulics, V004T09A116, July 29–August 2, 2013
Paper No: ICONE21-16808
DOI: https://doi.org/10.1115/ICONE21-16808
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Topics: Flow (Dynamics), Steam, Computational fluid dynamics, Temperature, Fuel rods, Boundary-value problems, Cladding systems (Building), Fuels, Heat, Heat transfer
Proceedings Papers

RELAP5 Code Study of ROSA/LSTF Experiment on a PWR Station Blackout (TMLB’) Transient

Takeshi Takeda, Hideo Nakamura
Proc. ASME. ICONE21, Volume 4: Thermal Hydraulics, V004T09A117, July 29–August 2, 2013
Paper No: ICONE21-16811
DOI: https://doi.org/10.1115/ICONE21-16811
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Topics: Pressurized water reactors, Transients (Dynamics), Coolants, Cooling, Accident management, Boilers, Engines, Fire, Flow (Dynamics), Safety
Proceedings Papers

OECD/NEA ROSA Project Experiment on Steam Condensation in PWR Horizontal Legs During Large-Break LOCA

Takeshi Takeda, Iwao Ohtsu, Hideo Nakamura
Proc. ASME. ICONE20-POWER2012, Volume 3: Thermal-Hydraulics; Turbines, Generators, and Auxiliaries, 343-353, July 30–August 3, 2012
Paper No: ICONE20-POWER2012-54427
DOI: https://doi.org/10.1115/ICONE20-POWER2012-54427
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Topics: Condensation, Pressurized water reactors, Steam, Emergency core cooling systems, Water, Drops, Flow (Dynamics), Accidents, Coolants, Failure
Proceedings Papers

Gas-Liquid Bubbly Turbulent Upward Flow in Square Duct

HaoMin Sun, Tomoaki Kunugi, DaZhuan Wu, HongNa Zhang, Hideo Nakamura, XiuZhong Shen
Proc. ASME. ICONE20-POWER2012, Volume 5: Fusion Engineering; Student Paper Competition; Design Basis and Beyond Design Basis Events; Simple and Combined Cycles, 473-479, July 30–August 3, 2012
Paper No: ICONE20-POWER2012-54918
DOI: https://doi.org/10.1115/ICONE20-POWER2012-54918
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Topics: Ducts, Flow (Dynamics), Turbulence, Bubbles, Water, Anisotropy, Bubbly flow, Corners (Structural elements), Porosity, Two-phase flow
Proceedings Papers

Flow-Induced Void Fraction Transition Phenomenon in Two-Phase Flow

Xiuzhong Shen, Kaichiro Mishima, Hideo Nakamura
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 597-604, May 17–21, 2010
Paper No: ICONE18-29630
DOI: https://doi.org/10.1115/ICONE18-29630
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Topics: Flow (Dynamics), Porosity, Two-phase flow, Pipes, Bubbles, Slug flows, Bubbly flow, Constitutive equations, Water
eBook Chapter

Relation B Business Management and Protection Measures from the Aspect of Methodology to Define an Index Effectiveness

Series: ASME Press Select Proceedings
Publisher: ASME Press
Published: 2011
ISBN: 9780791859902
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Topics: Accidents, Machinery, Management, Manufacturing systems, Probability
Proceedings Papers

Measurement and Analysis for Rewetting Velocity Under Post-BT Conditions During Anticipated Operational Occurrence of BWR

Yasuteru Sibamoto, Yu Maruyama, Hideo Nakamura
Proc. ASME. ICONE17, Volume 3: Thermal Hydraulics; Current Advanced Reactors: Plant Design, Construction, Workforce and Public Acceptance, 287-296, July 12–16, 2009
Paper No: ICONE17-75287
DOI: https://doi.org/10.1115/ICONE17-75287
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Topics: Boiling water reactors, Cooling, Flow (Dynamics), Accidents, Boiling, Coolants, Fuel rods, Heat transfer coefficients, High pressure (Physics), Wall temperature
Proceedings Papers

Performance of Core Exit Thermocouple for PWR Accident Management Action in Vessel Top Break LOCA Simulation Experiment at OECD/NEA ROSA Project

Mitsuhiro Suzuki, Takeshi Takeda, Hideo Nakamura
Proc. ASME. ICONE16, Volume 4: Structural Integrity; Next Generation Systems; Safety and Security; Low Level Waste Management and Decommissioning; Near Term Deployment: Plant Designs, Licensing, Construction, Workforce and Public Acceptance, 757-767, May 11–15, 2008
Paper No: ICONE16-48754
DOI: https://doi.org/10.1115/ICONE16-48754
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Topics: Accident management, Pressurized water reactors, Simulation experiments, Thermocouples, Vessels, Temperature, Delays, Water, Accidents, Boilers
Proceedings Papers

RELAP5/MOD3 Code Verification Through PWR Pressure Vessel Small Break LOCA Tests in OECD/NEA ROSA Project

Hideo Nakamura, Tadashi Watanabe, Takeshi Takeda, Hideaki Asaka, Masaya Kondo, Yu Maruyama, Iwao Ohtsu, Mitsuhiro Suzuki
Proc. ASME. ICONE16, Volume 3: Thermal Hydraulics; Instrumentation and Controls, 659-668, May 11–15, 2008
Paper No: ICONE16-48615
DOI: https://doi.org/10.1115/ICONE16-48615
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Topics: Accidents, Engineering simulation, Light water reactors, Nuclear power, Pressure vessels, Pressurized water reactors, Safety, Simulation, Simulation models, Transients (Dynamics)
Proceedings Papers

Multi-Dimensional Thermal-Hydraulic Analysis for Horizontal Tube Type PCCS

Kenji Arai, Tomohisa Kurita, Mikihide Nakamaru, Yasunobu Fujiki, Hideo Nakamura, Masaya Kondo, Hiroyuki Obata, Rumi Shimada, Ken Yamaguchi
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 3, 741-747, April 14–18, 2002
Paper No: ICONE10-22442
DOI: https://doi.org/10.1115/ICONE10-22442
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Topics: Accidents, Boiling, Condensation, Containment, Cooling, Cooling systems, Design, Fluids, Heat, Heat exchangers
Proceedings Papers

Roll Wave Effects on Annular Condensing Heat Transfer in Horizontal PCCS Condenser Tube

Masaya Kondo, Hideo Nakamura, Yoshinari Anoda, Sadanori Saishu, Hiroyuki Obata, Rumi Shimada, Shinichi Kawamura
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 3, 643-651, April 14–18, 2002
Paper No: ICONE10-22403
DOI: https://doi.org/10.1115/ICONE10-22403
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Topics: Condensers (steam plant), Heat transfer, Waves, Flow (Dynamics), Condensation, Heat transfer coefficients, Boiling water reactors, Containment, Cooling systems, Film thickness
Proceedings Papers

Wave-Induced Streaming in Vertically-Excited, Stratified Fluids

Hideyuki Nakayama, Haruhiko Mori, Jun Shimizu, Takahiro Ito, Hideo Nakamura, Yoshiyuki Tsuji, Yutaka Kukita
Proc. ASME. ICONE12, 12th International Conference on Nuclear Engineering, Volume 3, 601-607, April 25–29, 2004
Paper No: ICONE12-49314
DOI: https://doi.org/10.1115/ICONE12-49314
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Topics: Fluids, Waves
Proceedings Papers

Visualization and Measurement of Steady Streaming Induced in Oscillating Flow

Hideyuki Nakayama, Haruhiko Mori, Jun Shimizu, Takahiro Ito, Hideo Nakamura, Yoshiyuki Tsuji, Yutaka Kukita
Proc. ASME. ICONE12, 12th International Conference on Nuclear Engineering, Volume 1, 831-837, April 25–29, 2004
Paper No: ICONE12-49569
DOI: https://doi.org/10.1115/ICONE12-49569
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Topics: Flow (Dynamics), Visualization, Waves, Fluids, Cycles, Cylinders, Density, Excitation, Oscillations, Viscosity
Proceedings Papers

Methodology of Local Instantaneous Interfacial Velocity Measurement in Multi-Dimensional Two-Phase Flow

Xiuzhong Shen, Kaichiro Mishima, Hideo Nakamura
Proc. ASME. ICONE14, Volume 2: Thermal Hydraulics, 25-32, July 17–20, 2006
Paper No: ICONE14-89052
DOI: https://doi.org/10.1115/ICONE14-89052
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Topics: Two-phase flow, Velocity measurement, Sensors, Probes, Gas flow, Heat, Manometers, Momentum, Theorems (Mathematics), Water
Proceedings Papers

Primary-Side Two-Phase Flow and Heat Transfer Characteristics of a Horizontal-Tube PCCS Condenser

Masaya Kondo, Hideo Nakamura, Yutaka Kukita, Tomohisa Kurita, Kenji Arai, Toshihiko Okazaki, Ryousuke Inoue
Proc. ASME. ICONE14, Volume 2: Thermal Hydraulics, 685-693, July 17–20, 2006
Paper No: ICONE14-89652
DOI: https://doi.org/10.1115/ICONE14-89652
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Topics: Condensers (steam plant), Flow (Dynamics), Heat exchangers, Heat transfer, Two-phase flow, Containment, Condensation, Condensed matter, Failure, Pressure
Proceedings Papers

Study on Transient Void Behavior During Reactivity Initiated Accidents Under Low Pressure Condition: Development and Application of Measurement Technique for Void Fraction in Bundle Geometry

Akira Satou, Yu Maruyama, Hideaki Asaka, Hideo Nakamura
Proc. ASME. ICONE14, Volume 2: Thermal Hydraulics, 695-702, July 17–20, 2006
Paper No: ICONE14-89672
DOI: https://doi.org/10.1115/ICONE14-89672
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Topics: Accidents, Geometry, Porosity, Pressure, Transients (Dynamics), Fuel rods, Atmospheric pressure, Boiling, Electrodes, Flow (Dynamics)
Proceedings Papers

Two-Dimensional Optical Measurement of Waves on Liquid Lithium Jet Simulating IFMIF Target Flow

Kazuhiro Itoh, Taro Itoh, Yutaka Kukita, Hiroyuki Koterazawa, Hiroo Kondo, Nobuo Yamaoka, Hiroshi Horiike, Mizuho Ida, Hideo Nakamura, Hiroo Nakamura, Takeo Muroga
Proc. ASME. ICONE14, Volume 2: Thermal Hydraulics, 463-468, July 17–20, 2006
Paper No: ICONE14-89437
DOI: https://doi.org/10.1115/ICONE14-89437
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Topics: Flow (Dynamics), Lithium, Optical measurement, Waves, Signals, Design, Dispersion relations, Fluctuations (Physics), Gravity (Force), Jets