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Ryuya Shimazu
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Proceedings Papers

Simplified Elastic-Plastic Analysis Method for Piping Systems Based on Linear Time History Analysis

Yohei Ono, Michiya Sakai, Ryuya Shimazu, Fumio Inada, Ryo Morita, Yuta Uchiyama
Proc. ASME. PVP2022, Volume 5: Operations, Applications, and Components; Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V005T08A001, July 17–22, 2022
Paper No: PVP2022-81651
DOI: https://doi.org/10.1115/PVP2022-81651
View Paper titled, Simplified Elastic-Plastic Analysis Method for Piping Systems Based on Linear Time History Analysis
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Topics: Density, Earthquakes, Piping systems
Proceedings Papers

Low Cycle Fatigue Behavior and Failure Probability of Elbow Pipes Based on High Acceleration Vibration Test

Ryuya Shimazu, Michiya Sakai, Yohei Ono
Proc. ASME. PVP2022, Volume 5: Operations, Applications, and Components; Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V005T08A003, July 17–22, 2022
Paper No: PVP2022-84128
DOI: https://doi.org/10.1115/PVP2022-84128
View Paper titled, Low Cycle Fatigue Behavior and Failure Probability of Elbow Pipes Based on High Acceleration Vibration Test
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Topics: Failure, Low cycle fatigue, Pipes, Probability, Vibration tests
Proceedings Papers

Strength Distribution Characteristics of Elbow Pipes Considering Low Cycle Fatigue Based on Analysis

Ryuya Shimazu, Michiya Sakai, Yohei Ono, Shinichi Matsuura
Proc. ASME. PVP2021, Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination, V005T08A004, July 13–15, 2021
Paper No: PVP2021-61943
DOI: https://doi.org/10.1115/PVP2021-61943
View Paper titled, Strength Distribution Characteristics of Elbow Pipes Considering Low Cycle Fatigue Based on Analysis
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Topics: Damage assessment, Low cycle fatigue, Pipes
Proceedings Papers

Characteristics of Dynamic Loading Obtained From Braced Piping Support Under Sinusoidal Shaking Condition

Ryuya Shimazu, Ichiro Tamura, Shinichi Matsuura, Michiya Sakai, Yohei Ono
Proc. ASME. PVP2020, Volume 9: Seismic Engineering, V009T09A005, August 3, 2020
Paper No: PVP2020-21816
DOI: https://doi.org/10.1115/PVP2020-21816
View Paper titled, Characteristics of Dynamic Loading Obtained From Braced Piping Support Under Sinusoidal Shaking Condition
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Topics: Dynamic testing (Materials), Pipes, Stress
Journal Articles

Categorization of Seismic Loadings for Components and Piping Systems

Ichiro Tamura, Shinichi Matsuura, Ryuya Shimazu, Koji Kimura
Journal: Journal of Pressure Vessel Technology
Article Type: Research-Article
J. Pressure Vessel Technol. April 2020, 142(2): 021905.
Paper No: PVT-19-1065
DOI: https://doi.org/10.1115/1.4044743
Published Online: November 28, 2019
View Article titled, Categorization of Seismic Loadings for Components and Piping Systems
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Topics: Deformation, Displacement, Waves, Yield strength, Piping systems, Stress
Proceedings Papers

Buckling and Fatigue Evaluation of Braced Piping Support by Numerical Analysis

Ryuya Shimazu, Michiya Sakai
Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A030, July 14–19, 2019
Paper No: PVP2019-93830
DOI: https://doi.org/10.1115/PVP2019-93830
View Paper titled, Buckling and Fatigue Evaluation of Braced Piping Support by Numerical Analysis
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Topics: Buckling, Fatigue, Numerical analysis, Pipes
Proceedings Papers

Seismic Evaluation Method of Piping Systems by Inelastic Response Spectrum Analysis: Part 1 — Response Analysis

Ichiro Tamura, Michiya Sakai, Shinichi Matsuura, Ryuya Shimazu, Hiroaki Tamashiro, Soichi Mabuchi
Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A031, July 14–19, 2019
Paper No: PVP2019-93898
DOI: https://doi.org/10.1115/PVP2019-93898
View Paper titled, Seismic Evaluation Method of Piping Systems by Inelastic Response Spectrum Analysis: Part 1 — Response Analysis
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Topics: Emission spectroscopy, Evaluation methods, Piping systems, Spectroscopy
Proceedings Papers

Fatigue Evaluation Method for Piping System Based on Total Input Energy and One-Cycle Momentary Input Energy

Michiya Sakai, Ichiro Tamura, Shinichi Matsuura, Ryuya Shimazu, Yohei Ono, Yutaka Hagiwara
Proc. ASME. PVP2019, Volume 8: Seismic Engineering, V008T08A028, July 14–19, 2019
Paper No: PVP2019-93631
DOI: https://doi.org/10.1115/PVP2019-93631
View Paper titled, Fatigue Evaluation Method for Piping System Based on Total Input Energy and One-Cycle Momentary Input Energy
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Topics: Cycles, Evaluation methods, Fatigue, Piping systems
Proceedings Papers

Ultimate Limit States of Piping Supports With Outer Diagonal Brace Under High Acceleration Sinusoidal Shaking Condition

Ryuya Shimazu, Michiya Sakai
Proc. ASME. PVP2018, Volume 8: Seismic Engineering, V008T08A023, July 15–20, 2018
Paper No: PVP2018-84937
DOI: https://doi.org/10.1115/PVP2018-84937
View Paper titled, Ultimate Limit States of Piping Supports With Outer Diagonal Brace Under High Acceleration Sinusoidal Shaking Condition
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Topics: Bracing (Construction), Pipes, Stress, Buckling, Vibration tests, Fatigue cracks, Fatigue failure, Vibration, Electricity (Physics), Evaluation methods
Proceedings Papers

Categorization of Dynamic Loading Into Force-Controlled Loading and Displacement-Controlled Loading

Ichiro Tamura, Shinichi Matsuura, Ryuya Shimazu, Koji Kimura
Proc. ASME. PVP2018, Volume 8: Seismic Engineering, V008T08A029, July 15–20, 2018
Paper No: PVP2018-85098
DOI: https://doi.org/10.1115/PVP2018-85098
View Paper titled, Categorization of Dynamic Loading Into Force-Controlled Loading and Displacement-Controlled Loading
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Topics: Displacement, Dynamic testing (Materials), Deformation, Excitation, Hardening, Kinematics
Proceedings Papers

Simplified Seismic Response Analysis Method Using Reduced Model of Piping System

Michiya Sakai, Ryuya Shimazu, Shinichi Matsuura, Ichiro Tamura
Proc. ASME. PVP2018, Volume 8: Seismic Engineering, V008T08A005, July 15–20, 2018
Paper No: PVP2018-84428
DOI: https://doi.org/10.1115/PVP2018-84428
View Paper titled, Simplified Seismic Response Analysis Method Using Reduced Model of Piping System
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Topics: Piping systems, Finite element analysis, Degrees of freedom, Springs
Proceedings Papers

Acceptance Criterion of Ductile Failure and Plastic Collapse for Safe-Shutdown Earthquakes Using Nonlinear Dynamic Analysis

Ichiro Tamura, Shinichi Matsuura, Ryuya Shimazu, Koji Kimura
Proc. ASME. PVP2017, Volume 8: Seismic Engineering, V008T08A007, July 16–20, 2017
Paper No: PVP2017-66056
DOI: https://doi.org/10.1115/PVP2017-66056
View Paper titled, Acceptance Criterion of Ductile Failure and Plastic Collapse for Safe-Shutdown Earthquakes Using Nonlinear Dynamic Analysis
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Topics: Collapse, Dynamic analysis, Earthquakes, Failure, Ductility, Stress, ASME Boiler and Pressure Vessel Code, Elastic analysis
Proceedings Papers

Yield Strength Reduction Factor of Nonlinear SDOF Systems on the Supporting Structures

Ichiro Tamura, Shinichi Matsuura, Ryuya Shimazu
Proc. ASME. PVP2016, Volume 8: Seismic Engineering, V008T08A029, July 17–21, 2016
Paper No: PVP2016-63944
DOI: https://doi.org/10.1115/PVP2016-63944
View Paper titled, Yield Strength Reduction Factor of Nonlinear SDOF Systems on the Supporting Structures
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Topics: Yield strength, Ductility, Earthquakes, Spectra (Spectroscopy), Deformation, Clearances (Engineering), Stiffness