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Hitoshi Nakamura
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Proceedings Papers

Effect of Sintering Process and Rolling on Surface Durability of Sintered Metal Gears

Takao Koide, Satoshi Oda, Hitoshi Nakamura, Michinari Onishi
Proc. ASME. IDETC-CIE2000, Volume 6: 8th International Power Transmission and Gearing Conference, 203-208, September 10–13, 2000
Publisher: American Society of Mechanical Engineers
Paper No: DETC2000/PTG-14382
https://doi.org/10.1115/DETC2000/PTG-14382
View Paper titled, Effect of Sintering Process and Rolling on Surface Durability of Sintered Metal Gears
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Topics: Durability, Gears, Metals, Sinter (Metallurgy), Sintering
Journal Articles

Closure to “Discussion of ‘Consideration of a Stress-Based Criterion for Local Failure and Its Implementation in a Damage Mechanics Model’ ” (Nakamura, H., 2019, ASME J. Pressure Vessel Technol., 141 (4), p. 041405)

Hitoshi Nakamura
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Closures
J. Pressure Vessel Technol. December 2019, 141(6): 066001.
Paper No: PVT-19-1148
https://doi.org/10.1115/1.4044759
Published Online: October 9, 2019
View Article titled, Closure to “Discussion of ‘Consideration of a Stress-Based Criterion for Local Failure and Its Implementation in a Damage Mechanics Model’ ” (Nakamura, H., 2019, ASME J. Pressure Vessel Technol., 141 (4), p. 041405)
Open the PDF for Closure to “Discussion of ‘Consideration of a Stress-Based Criterion for Local Failure and Its Implementation in a Damage Mechanics Model’ ” (Nakamura, H., 2019, ASME J. Pressure Vessel Technol., 141 (4), p. 041405) in another window
Topics: Damage mechanics, Failure, Pressure vessels, Stress
Journal Articles

Consideration of a Stress-Based Criterion for Local Failure and Its Implementation in a Damage Mechanics Model

Hitoshi Nakamura
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. August 2019, 141(4): 041405.
Paper No: PVT-18-1078
https://doi.org/10.1115/1.4043544
Published Online: May 15, 2019
View Article titled, Consideration of a Stress-Based Criterion for Local Failure and Its Implementation in a Damage Mechanics Model
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Topics: Damage mechanics, Failure, Stress, Tension, Nucleation (Physics), Flow (Dynamics)
Journal Articles

Automated Fracture Mechanics and Fatigue Analyses Based on Three-Dimensional Finite Elements

Hitoshi Nakamura, Wenwei Gu, Seiichi Tajima, Osamu Hazama
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. December 2015, 137(6): 061406.
Paper No: PVT-14-1170
https://doi.org/10.1115/1.4030085
Published Online: December 1, 2015
View Article titled, Automated Fracture Mechanics and Fatigue Analyses Based on Three-Dimensional Finite Elements
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Topics: Crack propagation, Fatigue, Fatigue analysis, Finite element analysis, Fracture (Materials), Stress, Fracture mechanics, Cycles
Proceedings Papers

Identification of Failure Modes Under Design Extension Conditions

Naoto Kasahara, Izumi Nakamura, Hideo Machida, Hitoshi Nakamura, Koji Okamoto
Proc. ASME. PVP2015, Volume 1B: Codes and Standards, V01BT01A002, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45381
https://doi.org/10.1115/PVP2015-45381
View Paper titled, Identification of Failure Modes Under Design Extension Conditions
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Topics: Design, Failure mechanisms, Failure, Accidents, Earthquakes, Buckling, High temperature, Accident management, Alloys, Collapse
Proceedings Papers

Introduction of a Research Activity on the Seismic Safety Evaluation of Nuclear Piping Systems Taking the Effect of Elastic-Plastic Behavior Into Account

Izumi Nakamura, Masaki Shiratori, Akihito Otani, Masaki Morishita, Tadahiro Shibutani, Hitoshi Nakamura
Proc. ASME. PVP2015, Volume 1B: Codes and Standards, V01BT01A051, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45262
https://doi.org/10.1115/PVP2015-45262
View Paper titled, Introduction of a Research Activity on the Seismic Safety Evaluation of Nuclear Piping Systems Taking the Effect of Elastic-Plastic Behavior Into Account
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Topics: Piping systems, Safety, Stress, Nuclear power stations, Pipes, Failure, Design, Earthquake resistant design, Earthquakes, Elastic analysis
Proceedings Papers

Multilayer Kinematic Hardening Model for Carbon Steel and its Application to Inelastic Analyses of an Elbow Subjected to Cyclic In-Plane Bending

Koji Iwata, Yasuhisa Karakida, Chuanrong Jin, Hitoshi Nakamura, Naoto Kasahara
Proc. ASME. PVP2015, Volume 1B: Codes and Standards, V01BT01A058, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45853
https://doi.org/10.1115/PVP2015-45853
View Paper titled, Multilayer Kinematic Hardening Model for Carbon Steel and its Application to Inelastic Analyses of an Elbow Subjected to Cyclic In-Plane Bending
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Topics: Carbon steel, Hardening, Inelastic analysis, Kinematics, Constitutive equations, Deformation, Failure, Plasticity, Stress-strain relations, Finite element analysis
Proceedings Papers

Automated Fracture Mechanics and Fatigue Analyses Based on Three-Dimensional Finite Element for Welding Components

Hitoshi Nakamura, Seiichi Tajima, Osamu Hazama, Wenwei Gu
Proc. ASME. PVP2014, Volume 2: Computer Technology and Bolted Joints, V002T02A012, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-28169
https://doi.org/10.1115/PVP2014-28169
View Paper titled, Automated Fracture Mechanics and Fatigue Analyses Based on Three-Dimensional Finite Element for Welding Components
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Topics: Fatigue analysis, Finite element analysis, Fracture mechanics, Welding, Finite element methods, Finite element model, Fracture (Materials), Crack propagation, Fatigue, Stress
Proceedings Papers

Development of an Automatic 3D Finite Element Crack Propagation System

Hiroaki Doi, Hitoshi Nakamura, Wenwei Gu, Hiroshi Okada
Proc. ASME. PVP2014, Volume 1: Codes and Standards, V001T01A094, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-28394
https://doi.org/10.1115/PVP2014-28394
View Paper titled, Development of an Automatic 3D Finite Element Crack Propagation System
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Topics: Crack propagation, Finite element analysis, Fracture (Materials), Computer software, Finite element methods, Finite element model, Generators, Nuclear power stations, Approximation, ASME Standards
Proceedings Papers

Research Plan on Failure Modes by Extreme Loadings Under Design Extension Conditions

Naoto Kasahara, Izumi Nakamura, Hideo Machida, Hitoshi Nakamura
Proc. ASME. PVP2014, Volume 1: Codes and Standards, V001T01A041, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-28349
https://doi.org/10.1115/PVP2014-28349
View Paper titled, Research Plan on Failure Modes by Extreme Loadings Under Design Extension Conditions
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Topics: Design, Failure mechanisms, Accidents, Earthquakes, High pressure (Physics), Accident management, Collapse, Countermeasures, Ductile fracture, Failure
Proceedings Papers

Verification Analyses for Newly Developed Automatic 3D Finite Element Crack Propagation System

Hiroaki Doi, Hitoshi Nakamura, Wenwei Gu, Do-Jun Shim, Gery Wilkowski
Proc. ASME. PVP2014, Volume 1: Codes and Standards, V001T01A095, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-28602
https://doi.org/10.1115/PVP2014-28602
View Paper titled, Verification Analyses for Newly Developed Automatic 3D Finite Element Crack Propagation System
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Topics: Crack propagation, Finite element analysis, Pressurized water reactors, Boilers, Engineering mechanics, Finite element methods, Finite element model, Fracture (Materials), Nozzles, Nuclear power