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Proceedings Papers

Development of Leak Before Break Assessment Guidelines for Sodium Cooled Fast Reactors in Japan

Hiroki Yada, Takashi Wakai, Takayuki Miyagawa, Hideo Machida
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A060, July 13–15, 2021
Paper No: PVP2021-61942
https://doi.org/10.1115/PVP2021-61942
View Paper titled, Development of Leak Before Break Assessment Guidelines for Sodium Cooled Fast Reactors in Japan
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Topics: Fast neutron reactors, Fracture (Materials), In-service inspection, Leakage, Leak-before-break, Sodium, Sodium fast reactors
Proceedings Papers

Proposal of Flaw Evaluation Method for Securing Reliability of Circumferential Flawed Pipes

Hideo Machida
Proc. ASME. PVP2018, Volume 1B: Codes and Standards, V01BT01A059, July 15–20, 2018
Paper No: PVP2018-84995
https://doi.org/10.1115/PVP2018-84995
View Paper titled, Proposal of Flaw Evaluation Method for Securing Reliability of Circumferential Flawed Pipes
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Topics: Evaluation methods, Pipes, Reliability, Fracture (Materials), Fracture (Process), Inspection, Fitness-for-service, Japan Society of Mechanical Engineers, Maintenance, Safety
Proceedings Papers

Development of a Crack Opening Displacement Assessment Procedure Considering Change of Compliance at a Crack Part in Thin Wall Pipes Made of Modified 9Cr-1Mo Steel

Takashi Wakai, Hideo Machida, Manabu Arakawa, Seiji Yanagihara, Ryosuke Suzuki, Masaaki Matsubara
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A035, July 22–26, 2018
Paper No: ICONE26-82619
https://doi.org/10.1115/ICONE26-82619
View Paper titled, Development of a Crack Opening Displacement Assessment Procedure Considering Change of Compliance at a Crack Part in Thin Wall Pipes Made of Modified 9Cr-1Mo Steel
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Topics: Displacement, Fracture (Materials), Pipes, Steel, Thin wall structures, Leakage, Sodium fast reactors, Sodium, Work hardening, Coolants
Proceedings Papers

Proposal of Simplified J-Integral Evaluation Method for a Through Wall Crack in SFR Pipe Made of Mod.9Cr-1Mo Steel

Takashi Wakai, Hideo Machida, Manabu Arakawa, Koichi Kikuchi
Proc. ASME. ETAM2018, ASME 2018 Symposium on Elevated Temperature Application of Materials for Fossil, Nuclear, and Petrochemical Industries, V001T03A001, April 3–5, 2018
Paper No: ETAM2018-6708
https://doi.org/10.1115/ETAM2018-6708
View Paper titled, Proposal of Simplified J-Integral Evaluation Method for a Through Wall Crack in SFR Pipe Made of Mod.9Cr-1Mo Steel
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Topics: Evaluation methods, Fracture (Materials), Pipes, Sodium fast reactors, Steel, Finite element analysis, Stress, Failure analysis, Coolants, Cylinders
Proceedings Papers

Screening Criteria of Fracture Assessment Methods for Pipes Having a Circumferential Surface Flaw

Hideo Machida, Takehiko Kato
Proc. ASME. PVP2017, Volume 1B: Codes and Standards, V01BT01A052, July 16–20, 2017
Paper No: PVP2017-65314
https://doi.org/10.1115/PVP2017-65314
View Paper titled, Screening Criteria of Fracture Assessment Methods for Pipes Having a Circumferential Surface Flaw
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Topics: Fracture (Materials), Fracture (Process), Pipes, Failure mechanisms, Fitness-for-service, Fracture toughness, Japan Society of Mechanical Engineers, Shapes, Stress-strain curves, Fracture mechanics
Proceedings Papers

Structural Analysis Approach for Risk Assessment Under BDBE

Naoto Kasahara, Izumi Nakamura, Hideo Machida, Koji Okamoto, Takuya Sato
Proc. ASME. PVP2016, Volume 3: Design and Analysis, V003T03A086, July 17–21, 2016
Paper No: PVP2016-63416
https://doi.org/10.1115/PVP2016-63416
View Paper titled, Structural Analysis Approach for Risk Assessment Under BDBE
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Topics: Risk assessment, Structural analysis, Failure mechanisms, Failure, Design, Accidents, Creep, Defense industry, Earthquakes, Inelastic analysis
Proceedings Papers

Analytical Study on Failure Mode Map for Lower Formed Head of Reactor Pressure Vessel Under BDBE

Hiroshi Ogawa, Hideo Machida, Naoto Kasahara
Proc. ASME. PVP2016, Volume 3: Design and Analysis, V003T03A087, July 17–21, 2016
Paper No: PVP2016-63487
https://doi.org/10.1115/PVP2016-63487
View Paper titled, Analytical Study on Failure Mode Map for Lower Formed Head of Reactor Pressure Vessel Under BDBE
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Topics: Failure mechanisms, Reactor vessels, Design, Failure, Earthquakes, Computer simulation, High temperature, Nozzles, Pressure, Stress
Proceedings Papers

Examination of Fracture Toughness of Pipes to Satisfy Leak-Before-Break Conditions

Hideo Machida
Proc. ASME. PVP2016, Volume 6A: Materials and Fabrication, V06AT06A080, July 17–21, 2016
Paper No: PVP2016-63965
https://doi.org/10.1115/PVP2016-63965
View Paper titled, Examination of Fracture Toughness of Pipes to Satisfy Leak-Before-Break Conditions
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Topics: Fracture toughness, Leak-before-break, Pipes, Fracture (Materials), Fracture (Process), Plane strain, Ductile fracture, Japan Society of Mechanical Engineers, Collapse, Fracture mechanics
Proceedings Papers

Safety Factor for Flaw Evaluation of a Pipe Having a Circumferential Surface Flaw

Hideo Machida, Manabu Arakawa
Proc. ASME. PVP2015, Volume 1A: Codes and Standards, V01AT01A051, July 19–23, 2015
Paper No: PVP2015-45730
https://doi.org/10.1115/PVP2015-45730
View Paper titled, Safety Factor for Flaw Evaluation of a Pipe Having a Circumferential Surface Flaw
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Topics: Pipes, Safety, Fracture (Process), Reliability, Failure, Japan Society of Mechanical Engineers, Probability, Strength (Materials), Accuracy and precision, Dimensions
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
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

Analytical Study on Failure Mechanisms by Extreme Loadings Under Design Extension Conditions

Hiroshi Ogawa, Hideo Machida, Naoto Kasahara
Proc. ASME. PVP2015, Volume 1B: Codes and Standards, V01BT01A003, July 19–23, 2015
Paper No: PVP2015-45553
https://doi.org/10.1115/PVP2015-45553
View Paper titled, Analytical Study on Failure Mechanisms by Extreme Loadings Under Design Extension Conditions
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Topics: Design, Failure mechanisms, Failure, Accidents, Earthquakes, Computer simulation, Accident management, Countermeasures, Ductile fracture, Fukushima nuclear disaster, Japan, 2011
Journal Articles

Application of the System Based Code Concept to the Determination of In-Service Inspection Requirements

Shigeru Takaya, Tai Asayama, Yoshio Kamishima, Hideo Machida, Daigo Watanabe, Satoru Nakai, Masaki Morishita
Journal: Journal of Nuclear Engineering and Radiation Science
Article Type: Research Papers
ASME J of Nuclear Rad Sci. January 2015, 1(1): 011004.
Paper No: NERS-14-1020
https://doi.org/10.1115/1.4026392
Published Online: February 9, 2015
View Article titled, Application of the System Based Code Concept to the Determination of In-Service Inspection Requirements
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Topics: Creep, Design, Failure, Fatigue, Fracture (Materials), In-service inspection, Probability, Reliability, Safety, Stress
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
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

Revision of Flaw Evaluation Methods of Pipes Having a Circumferential Flaw in JSME Fitness-for-Service Codes

Hideo Machida, Masao Itatani, Masayuki Kamaya
Proc. ASME. PVP2014, Volume 1: Codes and Standards, V001T01A099, July 20–24, 2014
Paper No: PVP2014-29053
https://doi.org/10.1115/PVP2014-29053
View Paper titled, Revision of Flaw Evaluation Methods of Pipes Having a Circumferential Flaw in JSME Fitness-for-Service Codes
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Topics: Evaluation methods, Fitness-for-service, Japan Society of Mechanical Engineers, Pipes, Fracture (Materials), Stress, Design, Collapse, Deformation, Flow (Dynamics)
Proceedings Papers

Elaboration of the System Based Code Concept — Activities in JSME and ASME: (1) Overview

Tai Asayama, Takayuki Miyagawa, Koji Dozaki, Yoshio Kamishima, Masaaki Hayashi, Hideo Machida
Proc. ASME. ICONE22, Volume 1: Plant Operations, Maintenance, Engineering, Modifications, Life Cycle and Balance of Plant; Nuclear Fuel and Materials; Plant Systems, Structures and Components; Codes, Standards, Licensing and Regulatory Issues, V001T07A004, July 7–11, 2014
Paper No: ICONE22-30567
https://doi.org/10.1115/ICONE22-30567
View Paper titled, Elaboration of the System Based Code Concept — Activities in JSME and ASME: (1) Overview
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Topics: Japan Society of Mechanical Engineers, Reliability, ASME Boiler and Pressure Vessel Code, Collaboration, Design, Engineering standards, In-service inspection, Liquid metals, Mechanical engineers, Sodium fast reactors
Proceedings Papers

Elaboration of the System Based Code Concept — Activities in JSME and ASME: (3) Guidelines on Structural Reliability Evaluation for FBR

Shigeru Takaya, Hideo Machida, Yoshio Kamishima
Proc. ASME. ICONE22, Volume 1: Plant Operations, Maintenance, Engineering, Modifications, Life Cycle and Balance of Plant; Nuclear Fuel and Materials; Plant Systems, Structures and Components; Codes, Standards, Licensing and Regulatory Issues, V001T07A005, July 7–11, 2014
Paper No: ICONE22-30570
https://doi.org/10.1115/ICONE22-30570
View Paper titled, Elaboration of the System Based Code Concept — Activities in JSME and ASME: (3) Guidelines on Structural Reliability Evaluation for FBR
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Topics: Japan Society of Mechanical Engineers, Reliability, Failure, Breeder reactors, Crack propagation, Creep, Damage, Fatigue, Modeling, Probability
Proceedings Papers

Elaboration of the System Based Code Concept — Activities in JSME and ASME: (2) Development of Evaluation Tools Based on LRFD

Hideo Machida, Tai Asayama, Daigo Watanabe, Kiminobu Hojo, Masaaki Hayashi
Proc. ASME. ICONE22, Volume 1: Plant Operations, Maintenance, Engineering, Modifications, Life Cycle and Balance of Plant; Nuclear Fuel and Materials; Plant Systems, Structures and Components; Codes, Standards, Licensing and Regulatory Issues, V001T07A002, July 7–11, 2014
Paper No: ICONE22-30525
https://doi.org/10.1115/ICONE22-30525
View Paper titled, Elaboration of the System Based Code Concept — Activities in JSME and ASME: (2) Development of Evaluation Tools Based on LRFD
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Topics: Japan Society of Mechanical Engineers, Reliability, Collapse, Design, Bending (Stress), Buckling, Cylinders, Failure, Failure mechanisms, Fatigue
Proceedings Papers

Development of Ultimate Strength Evaluation Method for Piping Subjected to Seismic Loads

Hideo Machida, Hiromasa Chitose, Tatsuhiro Yamazaki
Proc. ASME. PVP2013, Volume 1A: Codes and Standards, V01AT01A068, July 14–18, 2013
Paper No: PVP2013-97124
https://doi.org/10.1115/PVP2013-97124
View Paper titled, Development of Ultimate Strength Evaluation Method for Piping Subjected to Seismic Loads
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Topics: Evaluation methods, Pipes, Stress, Tensile strength, Displacement, Reliability, Boiling water reactors, Earthquake resistant design, Failure mechanisms, Fatigue
Proceedings Papers

Development of Limit State Design for Fast Reactor by System Based Code

Daigo Watanabe, Yasuharu Chuman, Tai Asayama, Shigeru Takaya, Hideo Machida, Yoshio Kamishima
Proc. ASME. PVP2013, Volume 1B: Codes and Standards, V01BT01A031, July 14–18, 2013
Paper No: PVP2013-97154
https://doi.org/10.1115/PVP2013-97154
View Paper titled, Development of Limit State Design for Fast Reactor by System Based Code
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Topics: Design, Fast neutron reactors, Stress, Acceptance criteria, Design methodology, Plant design, Reactor vessels
Proceedings Papers

Effect of Rotational Stiffness Evolution at Crack Part on Critical Crack Size in SFR

Takashi Wakai, Hideo Machida, Shinji Yoshida
Proc. ASME. PVP2012, Volume 6: Materials and Fabrication, Parts A and B, 713-721, July 15–19, 2012
Paper No: PVP2012-78061
https://doi.org/10.1115/PVP2012-78061
View Paper titled, Effect of Rotational Stiffness Evolution at Crack Part on Critical Crack Size in SFR
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Topics: Fracture (Materials), Sodium fast reactors, Stiffness, Pipes, Displacement, Stress, Evaluation methods, Leak-before-break, Piping systems, Springs