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Proceedings Papers

Plan of a Shaking Table Test on a Piping System Model for Verifying the Fracture-Control Concept

Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A036, July 17–22, 2022

Paper No: PVP2022-84266

DOI: https://doi.org/10.1115/PVP2022-84266

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Topics: Fracture (Materials), Fracture (Process), Pipes, Piping systems

Proceedings Papers

First Large Scale Shaking Table

Chikahiro Minowa, Izumi Nakamura, Osamu Furuya

Proc. ASME. PVP2022, Volume 5: Operations, Applications, and Components; Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V005T08A017, July 17–22, 2022

Paper No: PVP2022-84472

DOI: https://doi.org/10.1115/PVP2022-84472

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Topics: Construction, Damage, Earthquake engineering, Earthquakes, Emergency management, Frequency response

Journal Articles

Discussion on Failure Behavior of Piping Systems Under Extremely Large Seismic Loads in BDBE

Izumi Nakamura, Naoto Kasahara

J. Pressure Vessel Technol. June 2022, 144(3): 031901.

Paper No: PVT-20-1209

DOI: https://doi.org/10.1115/1.4053223

Published Online: January 18, 2022

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Topics: Alloys, Collapse, Failure, Failure mechanisms, Pipes, Piping systems, Simulation, Stress, Weight (Mass), Cycles

Proceedings Papers

Example Proposals of Fracture Controlled Vessels and Piping for Failure Mitigations

Naoto Kasahara, Takashi Wakai, Izumi Nakamura, Takuya Sato, Masakazu Ichimiya

Proc. ASME. PVP2021, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A031, July 13–15, 2021

Paper No: PVP2021-61952

DOI: https://doi.org/10.1115/PVP2021-61952

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Topics: Design, Failure, Fracture (Materials), Fracture (Process), Pipes, Vessels

Proceedings Papers

Effect of Shape Modeling on FEM Analysis Results of Equal Tee Pipe

Izumi Nakamura, Tadahiro Shibutani

Proc. ASME. PVP2021, Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination, V005T08A009, July 13–15, 2021

Paper No: PVP2021-61733

DOI: https://doi.org/10.1115/PVP2021-61733

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Topics: Finite element methods, Modal analysis, Modeling, Pipes, Shapes

Proceedings Papers

Research and Examination of Seismic Safety Evaluation and Function Maintenance for Important Equipment in Nuclear Facilities

Osamu Furuya, Satoshi Fujita, Hitoshi Muta, Yasuki Ohtori, Tatsuya Itoi, Shigeki Okamura, Keisuke Minagawa, Izumi Nakamura, Shigeru Fujimoto, Akihito Otani, Akemi Nishida, Tomoyoshi Watakabe

Proc. ASME. PVP2021, Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination, V005T08A022, July 13–15, 2021

Paper No: PVP2021-61781

DOI: https://doi.org/10.1115/PVP2021-61781

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Topics: Maintenance, Nuclear power stations, Safety

Proceedings Papers

Application of Fracture Control to Mitigate Failure Consequence Under BDBE

Naoto Kasahara, Takashi Wakai, Izumi Nakamura, Takuya Sato, Masakazu Ichimiya

Proc. ASME. PVP2020, Volume 3: Design and Analysis, V003T03A038, August 3, 2020

Paper No: PVP2020-21072

DOI: https://doi.org/10.1115/PVP2020-21072

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Topics: Design, Failure, Failure mechanisms, Fracture (Materials), Fracture (Process)

Proceedings Papers

Investigation on Failure Behavior of Two-Elbow Piping System Models Made of the Simulation Material Under Excessive Seismic Loads

Izumi Nakamura, Naoto Kasahara

Proc. ASME. PVP2020, Volume 3: Design and Analysis, V003T03A039, August 3, 2020

Paper No: PVP2020-21140

DOI: https://doi.org/10.1115/PVP2020-21140

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Topics: Alloys, Collapse, Failure, Failure mechanisms, Piping systems, Simulation, Stress

Journal Articles

A JSME Code Case on Piping Seismic Design Based on Inelastic Response Analysis and Strain-Based Fatigue Criteria

Masaki Morishita, Akihito Otani, Izumi Nakamura, Tomoyoshi Watakabe, Tadahiro Shibutani, Masaki Shiratori

J. Pressure Vessel Technol. April 2020, 142(2): 021203.

Paper No: PVT-19-1160

DOI: https://doi.org/10.1115/1.4045674

Published Online: February 24, 2020

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Topics: Fatigue, Pipes, Earthquake resistant design, Design, Cycles, Stress, Damping

Journal Articles

Benchmark Analyses on the Elastic–Plastic Behavior of Carbon Steel Pipes Under Seismic Load

Izumi Nakamura, Tomoyoshi Watakabe, Akihito Otani, Tadahiro Shibutani, Masaki Morishita, Masaki Shiratori

J. Pressure Vessel Technol. April 2020, 142(2): 021901.

Paper No: PVT-19-1085

DOI: https://doi.org/10.1115/1.4045606

Published Online: February 24, 2020

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Topics: Pipes, Piping systems, Yield stress, Stress, Carbon steel, Work hardening, Approximation

Proceedings Papers

Applicability of Seismic Fatigue Evaluation by JSME Code Case, NC-CC-008

Akihito Otani, Izumi Nakamura, Tomoyoshi Watakabe, Masaki Morishita, Tadahiro Shibutani, Masaki Shiratori

Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A001, July 14–19, 2019

Paper No: PVP2019-93123

DOI: https://doi.org/10.1115/PVP2019-93123

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Topics: Cycles, Earthquake resistant design, Fatigue, JSME Standards, Pipes

Proceedings Papers

Numerical Investigation on Strength of Tee Pipes Under In-Plane/Out-of-Plane Cyclic Loading

Izumi Nakamura

Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A027, July 14–19, 2019

Paper No: PVP2019-93559

DOI: https://doi.org/10.1115/PVP2019-93559

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Topics: Finite element methods, Finite element model, Pipes

Proceedings Papers

Research Plan and Progress to Realize Fracture Control of Nuclear Components

Naoto Kasahara, Takashi Wakai, Izumi Nakamura, Takuya Sato

Proc. ASME. PVP2019, Volume 3: Design and Analysis, V003T03A039, July 14–19, 2019

Paper No: PVP2019-93545

DOI: https://doi.org/10.1115/PVP2019-93545

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Topics: Design, Failure mechanisms, Fracture (Materials)

Proceedings Papers

Improved Model Tests to Investigate the Failure Modes of Pipes Under Beyond Design Basis Earthquakes

Izumi Nakamura, Naoto Kasahara

Proc. ASME. PVP2018, Volume 3A: Design and Analysis, V03AT03A048, July 15–20, 2018

Paper No: PVP2018-84424

DOI: https://doi.org/10.1115/PVP2018-84424

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Topics: Design, Earthquakes, Failure mechanisms, Pipes, Alloys, Collapse, Simulation, Failure, Piping systems, Steel

Proceedings Papers

Seismic Qualification of Piping Systems by Detailed Inelastic Response Analysis: Part 1 — A Code Case for Piping Seismic Evaluation Based on Detailed Inelastic Response Analysis

Masaki Morishita, Akihito Otani, Tomoyoshi Watakabe, Izumi Nakamura, Tadahiro Shibutani, Masaki Shiratori

Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A001, July 16–20, 2017

Paper No: PVP2017-65166

DOI: https://doi.org/10.1115/PVP2017-65166

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Topics: Pipes, Piping systems, Fatigue, Damping, Earthquake resistant design, Inelastic analysis, Japan Society of Mechanical Engineers, Plasticity, Absorption, Design

Proceedings Papers

Seismic Qualification of Piping System by Detailed Inelastic Response Analysis: Part 2 — A Guideline for Piping Seismic Inelastic Response Analysis

Akihito Otani, Tadahiro Shibutani, Masaki Morishita, Izumi Nakamura, Tomoyoshi Watakabe, Masaki Shiratori

Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A002, July 16–20, 2017

Paper No: PVP2017-65190

DOI: https://doi.org/10.1115/PVP2017-65190

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Topics: Pipes, Piping systems, Earthquake resistant design, Fatigue, Damping, Design, Engineering standards, Japan Society of Mechanical Engineers, Materials properties, Modeling

Proceedings Papers

Seismic Qualification of Piping Systems by Detailed Inelastic Response Analysis: Part 3 — Variation in Elastic-Plastic Analysis Results on Carbon Steel Pipes From the Benchmark Analyses and the Parametric Analysis

Izumi Nakamura, Akihito Otani, Masaki Morishita, Masaki Shiratori, Tomoyoshi Watakabe, Tadahiro Shibutani

Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A003, July 16–20, 2017

Paper No: PVP2017-65316

DOI: https://doi.org/10.1115/PVP2017-65316

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Topics: Carbon steel, Pipes, Piping systems, Japan Society of Mechanical Engineers, Approximation, Design, Engineering standards, Failure, Finite element model, Inelastic analysis

Proceedings Papers

Seismic Qualification of Piping Systems by Detailed Inelastic Response Analysis: Part 4 — Second Round Benchmark Analyses With Stainless Steel Piping Component Test

Tomoyoshi Watakabe, Izumi Nakamura, Akihito Otani, Masaki Morishita, Tadahiro Shibutani, Masaki Shiratori

Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A004, July 16–20, 2017

Paper No: PVP2017-65324

DOI: https://doi.org/10.1115/PVP2017-65324

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Topics: Pipes, Piping systems, Stainless steel, Design, Carbon steel, Earthquake resistant design, Stress, Design methodology, Engineering standards, Failure

Journal Articles

Excitation Tests on Elbow Pipe Specimens to Investigate Failure Behavior Under Excessive Seismic Loads

Izumi Nakamura, Naoto Kasahara

J. Pressure Vessel Technol. December 2017, 139(6): 061802.

Paper No: PVT-17-1018

DOI: https://doi.org/10.1115/1.4037952

Published Online: October 4, 2017

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Topics: Design, Excitation, Failure, Pipes, Stress, Failure mechanisms, Fatigue failure

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

DOI: https://doi.org/10.1115/PVP2016-63416

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Topics: Risk assessment, Structural analysis, Failure mechanisms, Failure, Design, Accidents, Creep, Defense industry, Earthquakes, Inelastic analysis

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Journal citation

NARROW

Plan of a Shaking Table Test on a Piping System Model for Verifying the Fracture-Control Concept

First Large Scale Shaking Table

Discussion on Failure Behavior of Piping Systems Under Extremely Large Seismic Loads in BDBE

Example Proposals of Fracture Controlled Vessels and Piping for Failure Mitigations

Effect of Shape Modeling on FEM Analysis Results of Equal Tee Pipe

Research and Examination of Seismic Safety Evaluation and Function Maintenance for Important Equipment in Nuclear Facilities

Application of Fracture Control to Mitigate Failure Consequence Under BDBE

Investigation on Failure Behavior of Two-Elbow Piping System Models Made of the Simulation Material Under Excessive Seismic Loads

A JSME Code Case on Piping Seismic Design Based on Inelastic Response Analysis and Strain-Based Fatigue Criteria

Benchmark Analyses on the Elastic–Plastic Behavior of Carbon Steel Pipes Under Seismic Load

Applicability of Seismic Fatigue Evaluation by JSME Code Case, NC-CC-008

Numerical Investigation on Strength of Tee Pipes Under In-Plane/Out-of-Plane Cyclic Loading

Research Plan and Progress to Realize Fracture Control of Nuclear Components

Improved Model Tests to Investigate the Failure Modes of Pipes Under Beyond Design Basis Earthquakes

Seismic Qualification of Piping Systems by Detailed Inelastic Response Analysis: Part 1 — A Code Case for Piping Seismic Evaluation Based on Detailed Inelastic Response Analysis

Seismic Qualification of Piping System by Detailed Inelastic Response Analysis: Part 2 — A Guideline for Piping Seismic Inelastic Response Analysis

Seismic Qualification of Piping Systems by Detailed Inelastic Response Analysis: Part 3 — Variation in Elastic-Plastic Analysis Results on Carbon Steel Pipes From the Benchmark Analyses and the Parametric Analysis

Seismic Qualification of Piping Systems by Detailed Inelastic Response Analysis: Part 4 — Second Round Benchmark Analyses With Stainless Steel Piping Component Test

Excitation Tests on Elbow Pipe Specimens to Investigate Failure Behavior Under Excessive Seismic Loads

Structural Analysis Approach for Risk Assessment Under BDBE

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