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Proceedings Papers

Failure Mechanism of a Thermocouple Well Caused by Flow-Induced Vibration: (1) — Numerical Simulation and Water Experiment of Flow-Induced Vibration

Akira Yamaguchi, Masaki Morishita, Yusaku Wada, Koji Iwata, Masakazu Ichimiya
Proc. ASME. IMECE97, 4th International Symposium on Fluid-Structure Interactions, Aeroelasticity, Flow-Induced Vibration and Noise: Volume I, 139-148, November 16–21, 1997
Paper No: IMECE1997-0053
DOI: https://doi.org/10.1115/IMECE1997-0053
View Paper titled, Failure Mechanism of a Thermocouple Well Caused by Flow-Induced Vibration: (1) — Numerical Simulation and Water Experiment of Flow-Induced Vibration
Click here to open pdf in another window PDF for Failure Mechanism of a Thermocouple Well Caused by Flow-Induced Vibration: (1) — Numerical Simulation and Water Experiment of Flow-Induced Vibration
Topics: Computer simulation, Failure mechanisms, Flow-induced vibrations, Thermocouples, Water, Cylinders, Displacement, Breeder reactors, Cross-flow, Finite element methods
Proceedings Papers

Failure Mechanism of a Thermocouple Well Caused by Flow-Induced Vibration: (2) — Interaction Between Flow-Induced Vibration and Fatigue Crack Growth in a Thermocouple Well

Yusaku Wada, Masaki Morishita, Akira Yamaguchi, Koji Iwata, Masakazu Ichimiya
Proc. ASME. IMECE97, 4th International Symposium on Fluid-Structure Interactions, Aeroelasticity, Flow-Induced Vibration and Noise: Volume I, 149-157, November 16–21, 1997
Paper No: IMECE1997-0054
DOI: https://doi.org/10.1115/IMECE1997-0054
View Paper titled, Failure Mechanism of a Thermocouple Well Caused by Flow-Induced Vibration: (2) — Interaction Between Flow-Induced Vibration and Fatigue Crack Growth in a Thermocouple Well
Click here to open pdf in another window PDF for Failure Mechanism of a Thermocouple Well Caused by Flow-Induced Vibration: (2) — Interaction Between Flow-Induced Vibration and Fatigue Crack Growth in a Thermocouple Well
Topics: Failure mechanisms, Fatigue cracks, Flow-induced vibrations, Thermocouples, Fracture (Materials), Displacement, Failure, Damping, Fatigue, High cycle fatigue
Proceedings Papers

Enhancement of Pressure and Curvature Calculation for the Moving Particle Semi-Implicit Method

Jiazhi Li, Sunghyon Jang, Akira Yamaguchi
Proc. ASME. ICONE26, Volume 8: Computational Fluid Dynamics (CFD); Nuclear Education and Public Acceptance, V008T09A037, July 22–26, 2018
Paper No: ICONE26-82205
DOI: https://doi.org/10.1115/ICONE26-82205
View Paper titled, Enhancement of Pressure and Curvature Calculation for the Moving Particle Semi-Implicit Method
Click here to open pdf in another window PDF for Enhancement of Pressure and Curvature Calculation for the Moving Particle Semi-Implicit Method
Topics: Particulate matter, Pressure, Collisions (Physics), Bubbles, Dams, Fluids, Gaussian distribution, Hydrostatic pressure, Oscillations, Pressure gradient
Proceedings Papers

The Development of the Advanced Method for the Source Term Evaluation Applicable to the Dynamic PRA

Koichi Nakamura, Sunghyon Jang, Akira Yamaguchi
Proc. ASME. ICONE26, Volume 4: Nuclear Safety, Security, and Cyber Security; Computer Code Verification and Validation, V004T06A045, July 22–26, 2018
Paper No: ICONE26-82523
DOI: https://doi.org/10.1115/ICONE26-82523
View Paper titled, The Development of the Advanced Method for the Source Term Evaluation Applicable to the Dynamic PRA
Click here to open pdf in another window PDF for The Development of the Advanced Method for the Source Term Evaluation Applicable to the Dynamic PRA
Topics: Accidents, Containment, Evaluation methods, Nuclear fission, Nuclear power stations, Probabilistic risk assessment, Risk, Safety, Stress
Proceedings Papers

Sodium-Water Reaction Elucidation With Counter-Flow Diffusion Flame Experiment and Its Numerical Simulation

Akira Yamaguchi, Takashi Takata, Hiroyuki Ohshima, Joji Sogabe, Yoshihiro Deguchi, Shin Kikuchi
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 1185-1192, May 17–21, 2010
Paper No: ICONE18-30217
DOI: https://doi.org/10.1115/ICONE18-30217
View Paper titled, Sodium-Water Reaction Elucidation With Counter-Flow Diffusion Flame Experiment and Its Numerical Simulation
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Topics: Computer simulation, Diffusion flames, Flow (Dynamics), Sodium, Water, Accidents, Heat, Sodium fast reactors, Boilers, Chemical reactions
Proceedings Papers

Numerical Study on Passive Control of Thermal Striping Phenomenon Using Lorentz Force in Fast Reactor

Takashi Takata, Takeshi Fukuda, Akira Yamaguchi, Akihiro Uchibori, Nobuyuki Kimura, Hideki Kamide
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 1125-1131, May 17–21, 2010
Paper No: ICONE18-30188
DOI: https://doi.org/10.1115/ICONE18-30188
View Paper titled, Numerical Study on Passive Control of Thermal Striping Phenomenon Using Lorentz Force in Fast Reactor
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Topics: Fast neutron reactors, Passive control, Fatigue, Flow (Dynamics), Magnetic fields, Sodium, Turbulence, Fluids, Junctions, Temperature
Proceedings Papers

Numerical Prediction and Optimization of Depressurized Sodium-Water Reaction Experiment With Counter-Flow Diffusion Flame

Akira Yamaguchi, Takashi Takata, Hiroyuki Ohshima, Yoshitaka Kohara
Proc. ASME. ICONE16, Volume 2: Fuel Cycle and High Level Waste Management; Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 589-596, May 11–15, 2008
Paper No: ICONE16-48909
DOI: https://doi.org/10.1115/ICONE16-48909
View Paper titled, Numerical Prediction and Optimization of Depressurized Sodium-Water Reaction Experiment With Counter-Flow Diffusion Flame
Click here to open pdf in another window PDF for Numerical Prediction and Optimization of Depressurized Sodium-Water Reaction Experiment With Counter-Flow Diffusion Flame
Topics: Diffusion flames, Flow (Dynamics), Optimization, Sodium, Water, Computer simulation, Flames, Sodium fast reactors, Accidents, Accuracy and precision
Proceedings Papers

Curve Shape Modification and Fairness Evaluation

Tetsuzo Kuragano, Akira Yamaguchi
Proc. ASME. IDETC-CIE2007, Volume 6: 33rd Design Automation Conference, Parts A and B, 459-468, September 4–7, 2007
Paper No: DETC2007-34597
DOI: https://doi.org/10.1115/DETC2007-34597
View Paper titled, Curve Shape Modification and Fairness Evaluation
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Topics: Shapes
Proceedings Papers

Numerical Prediction of Secondary Flows in Complex Areas Using Concept of Local Turbulent Reynolds Number

Vladimir Kriventsev, Hiroyuki Ohshima, Akira Yamaguchi, Hisashi Ninokata
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 3, 517-524, April 14–18, 2002
Paper No: ICONE10-22333
DOI: https://doi.org/10.1115/ICONE10-22333
View Paper titled, Numerical Prediction of Secondary Flows in Complex Areas Using Concept of Local Turbulent Reynolds Number
Click here to open pdf in another window PDF for Numerical Prediction of Secondary Flows in Complex Areas Using Concept of Local Turbulent Reynolds Number
Topics: Flow (Dynamics), Reynolds number, Turbulence, Viscosity, Anisotropy, Deformation, Fuel rods, Breeder reactors, Dimensions, Energy dissipation
Journal Articles

Numerical Prediction and Optimization of Depressurized Sodium-Water Reaction Experiment With Counterflow Diffusion Flame

Akira Yamaguchi, Takashi Takata, Hiroyuki Ohshima, Yoshitaka Kohara, Yoshihiro Deguchi
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2009, 131(2): 022907.
DOI: https://doi.org/10.1115/1.3043822
Published Online: January 6, 2009
View Article titled, Numerical Prediction and Optimization of Depressurized Sodium-Water Reaction Experiment With Counterflow Diffusion Flame
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Topics: Aerosols, Chemical reactions, Diffusion flames, Sodium, Water, Flames, Water vapor, Computer simulation, Temperature, Optimization
Proceedings Papers

Sodium-Water Reaction and Thermal Hydraulics at Gas-Liquid Interface: Numerical Interpretation of Experimental Observations

Akira Yamaguchi, Takashi Takata, Hiroyuki Ohshima, Kazunori Suda
Proc. ASME. ICONE14, Volume 4: Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 335-342, July 17–20, 2006
Paper No: ICONE14-89615
DOI: https://doi.org/10.1115/ICONE14-89615
View Paper titled, Sodium-Water Reaction and Thermal Hydraulics at Gas-Liquid Interface: Numerical Interpretation of Experimental Observations
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Topics: Sodium, Thermal hydraulics, Water, Chemical reactions, Computer simulation, Computer software, Flow (Dynamics), Particulate matter, Computation, Computational fluid dynamics
Proceedings Papers

Application of Near Wall Model to Large Eddy Simulation Based on Boundary Layer Approximation

Takashi Takata, Akira Yamaguchi, Masaaki Tanaka, Hiroyuki Ohshima
Proc. ASME. ICONE14, Volume 4: Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 327-334, July 17–20, 2006
Paper No: ICONE14-89608
DOI: https://doi.org/10.1115/ICONE14-89608
View Paper titled, Application of Near Wall Model to Large Eddy Simulation Based on Boundary Layer Approximation
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Topics: Approximation, Boundary layers, Large eddy simulation, Statistics, Turbulence, Channel flow, Damage, Friction, Heat, Prandtl number
Proceedings Papers

Numerical Simulation of Non-Premixed Diffusion Flame and Reaction Product Aerosol Behavior in Liquid Metal Pool Combustion

Akira Yamaguchi, Yuji Tajima
Proc. ASME. PVP2002, Computational Technologies for Fluid/Thermal/Structural/Chemical Systems With Industrial Applications, Volume 1, 181-189, August 5–9, 2002
Paper No: PVP2002-1550
DOI: https://doi.org/10.1115/PVP2002-1550
View Paper titled, Numerical Simulation of Non-Premixed Diffusion Flame and Reaction Product Aerosol Behavior in Liquid Metal Pool Combustion
Click here to open pdf in another window PDF for Numerical Simulation of Non-Premixed Diffusion Flame and Reaction Product Aerosol Behavior in Liquid Metal Pool Combustion
Topics: Aerosols, Combustion, Computer simulation, Diffusion flames, Liquid metals, Sodium, Flames, Temperature, Chemical reactions, Computation
Proceedings Papers

Flow-Induced Vibration of a Large-Diameter Elbow Piping Based on Random Force Measurement Caused by Conveying Fluid: Visualization Test Results

Tomomichi Nakamura, Tadashi Shiraishi, Yoshihide Ishitani, Hisato Watakabe, Hiromi Sago, Tadashi Fujii, Akira Yamaguchi, Mamoru Konomura
Proc. ASME. PVP2005, Volume 4: Fluid Structure Interaction, 457-463, July 17–21, 2005
Paper No: PVP2005-71277
DOI: https://doi.org/10.1115/PVP2005-71277
View Paper titled, Flow-Induced Vibration of a Large-Diameter Elbow Piping Based on Random Force Measurement Caused by Conveying Fluid: Visualization Test Results
Click here to open pdf in another window PDF for Flow-Induced Vibration of a Large-Diameter Elbow Piping Based on Random Force Measurement Caused by Conveying Fluid: Visualization Test Results
Topics: Flow-induced vibrations, Fluids, Force measurement, Pipes, Visualization, Flow (Dynamics), Fluctuations (Physics), Pressure, Design methodology, Flow separation
Journal Articles

Resistance and Fluctuating Pressures of a Large Elbow in High Reynolds Numbers

Tadashi Shiraishi, Hisato Watakabe, Hiromi Sago, Mamoru Konomura, Akira Yamaguchi, Tadashi Fujii
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. September 2006, 128(5): 1063–1073.
DOI: https://doi.org/10.1115/1.2236126
Published Online: February 15, 2006
View Article titled, Resistance and Fluctuating Pressures of a Large Elbow in High Reynolds Numbers
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Topics: Flow (Dynamics), Flow separation, Pipes, Pressure, Reynolds number, Temperature, Turbulence, Flow visualization, Separation (Technology)