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Proceedings Papers

Fundamental Study on Energy Necessary for Tensile Failure

Keisuke Minagawa, Satoshi Fujita
Proc. ASME. PVP2016, Volume 8: Seismic Engineering, V008T08A026, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63809
https://doi.org/10.1115/PVP2016-63809
View Paper titled, Fundamental Study on Energy Necessary for Tensile Failure
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Topics: Failure, Damage, Fatigue failure, Stress, Vibration, Deformation, Earthquake resistant design, Earthquakes, Fatigue, Mechanical structures
Proceedings Papers

Fatigue Failure Evaluation Method and Fragility Curve Using Energy

Keisuke Minagawa, Satoshi Fujita, Shigeki Okamura
Proc. ASME. PVP2015, Volume 8: Seismic Engineering, V008T08A024, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45486
https://doi.org/10.1115/PVP2015-45486
View Paper titled, Fatigue Failure Evaluation Method and Fragility Curve Using Energy
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Topics: Evaluation methods, Fatigue failure, Damage, Earthquakes, Earthquake resistant design, Mechanical structures, Probabilistic risk assessment
Proceedings Papers

Study on Seismic Safety Improvement of Hanging Type Mechanical Structure in Industrial Facilities During Long Duration Earthquake

Osamu Furuya, Kazuhiro Yoshida, Sho Asaoka, Keiji Ogata, Nobuhiro Niiyama
Proc. ASME. PVP2015, Volume 8: Seismic Engineering, V008T08A043, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45366
https://doi.org/10.1115/PVP2015-45366
View Paper titled, Study on Seismic Safety Improvement of Hanging Type Mechanical Structure in Industrial Facilities During Long Duration Earthquake
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Topics: Earthquakes, Mechanical structures, Safety, Damage, Damping, Evacuations, Experimental methods, Low cycle fatigue
Proceedings Papers

Study on Seismic Safety Improvement of Mechanical Structure in Long Duration Earthquake

Kazuhiro Yoshida, Osamu Furuya
Proc. ASME. PVP2014, Volume 8: Seismic Engineering, V008T08A015, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-29008
https://doi.org/10.1115/PVP2014-29008
View Paper titled, Study on Seismic Safety Improvement of Mechanical Structure in Long Duration Earthquake
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Topics: Earthquakes, Mechanical structures, Safety, Ceilings, Damage, Damping, Evacuations
Proceedings Papers

FEM Calculations and Evaluation of Sealing Performance in Comparison of Raised Face and Flat Face Flange Connections

Ryou Kurosawa, Toshiyuki Sawa, Yuya Omiya, Takashi Kobayashi, Kentaro Temma
Proc. ASME. PVP2013, Volume 2: Computer Technology and Bolted Joints, V002T02A002, July 14–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: PVP2013-97106
https://doi.org/10.1115/PVP2013-97106
View Paper titled, FEM Calculations and Evaluation of Sealing Performance in Comparison of Raised Face and Flat Face Flange Connections
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Topics: Finite element methods, Flange connections, Sealing (Process), Gaskets, Flanges, Leakage, Stress, Pressure, Asbestos substitutes, Chemical industry
Proceedings Papers

Effects of Scattered Bolt Preload on the Sealing Performance of Pipe Flange Connection With Gaskets Under External Bending Moment and Internal Pressure

Toshiyuki Sawa, Yoshio Takagi, Koji Sato, Yuya Omiya, Hayato Doi
Proc. ASME. PVP2012, Volume 2: Computer Technology and Bolted Joints, 3-9, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78411
https://doi.org/10.1115/PVP2012-78411
View Paper titled, Effects of Scattered Bolt Preload on the Sealing Performance of Pipe Flange Connection With Gaskets Under External Bending Moment and Internal Pressure
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Topics: Flange connections, Gaskets, Pipes, Pressure, Sealing (Process), Stress, Leakage, Finite element methods, Finite element model, Accidents
Proceedings Papers

Vibration Characteristics of a Perforated Plate Immersed in Fluid

Tomohiro Ito, Atsuhiko Shintani, Chihiro Nakagawa
Proc. ASME. PVP2012, Volume 8: Seismic Engineering, 231-238, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78400
https://doi.org/10.1115/PVP2012-78400
View Paper titled, Vibration Characteristics of a Perforated Plate Immersed in Fluid
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Topics: Fluids, Vibration, Plates (structures), Damping, Stiffness, Computer simulation, Mechanical structures, Nuclear power stations, Thermal power stations, Vibration tests
Proceedings Papers

Application of Energy Balance Equation to 2 Degree-of-Freedom Model

Keisuke Minagawa, Satoshi Fujita
Proc. ASME. PVP2012, Volume 8: Seismic Engineering, 87-93, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78428
https://doi.org/10.1115/PVP2012-78428
View Paper titled, Application of Energy Balance Equation to 2 Degree-of-Freedom Model
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Topics: Degrees of freedom, Energy budget (Physics), Damage, Earthquakes, Fatigue failure, Stress, Earthquake resistant design, Evaluation methods, Failure, Mechanical structures
Proceedings Papers

Axi-Symmetrical Stress Analysis and Sealing Performance Evaluation of a Pipe Flange Connection Under Elevated Temperature and Internal Pressure

Yuya Omiya, Toshiyuki Sawa
Proc. ASME. PVP2012, Volume 9: Rudy Scavuzzo Student Paper Symposium and Competition, 181-189, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78243
https://doi.org/10.1115/PVP2012-78243
View Paper titled, Axi-Symmetrical Stress Analysis and Sealing Performance Evaluation of a Pipe Flange Connection Under Elevated Temperature and Internal Pressure
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Topics: Flange connections, Performance evaluation, Pipes, Pressure, Sealing (Process), Stress analysis (Engineering), Symmetry (Physics), Temperature, Gaskets, Stress
Proceedings Papers

Sealing Performance and FE Analysis of Pipe Flange Connection With Gasket Under Cyclic Thermal Condition

Yuya Omiya, Yoshio Takagi, Toshiyuki Sawa, Hiroyasu Torii
Proc. ASME. PVP2011, Volume 2: Computer Technology and Bolted Joints, 245-252, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57273
https://doi.org/10.1115/PVP2011-57273
View Paper titled, Sealing Performance and FE Analysis of Pipe Flange Connection With Gasket Under Cyclic Thermal Condition
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Topics: Finite element analysis, Flange connections, Gaskets, Pipes, Sealing (Process), Mechanical behavior, Finite element methods, Finite element model, Leakage, Mechanical structures
Proceedings Papers

Performance Evaluation of Product Type Magnetic Damper Using Eddy-Current Damping Effect

Osamu Furuya, Keiji Ogata
Proc. ASME. PVP2011, Volume 8: Seismic Engineering, 59-64, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57790
https://doi.org/10.1115/PVP2011-57790
View Paper titled, Performance Evaluation of Product Type Magnetic Damper Using Eddy-Current Damping Effect
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Topics: Dampers, Damping, Eddies (Fluid dynamics), Eddy currents (Electricity), Performance evaluation, Safety, Vibration, Computers, Earthquakes, Machinery
Proceedings Papers

Sealing Performance Evaluation of Box-Shaped Flange Connections Under Thermal Conduction Conditions and Internal Pressure

Kentaro Tenma, Ryou Kurosawa, Toshiyuki Sawa
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 2, 239-248, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25498
https://doi.org/10.1115/PVP2010-25498
View Paper titled, Sealing Performance Evaluation of Box-Shaped Flange Connections Under Thermal Conduction Conditions and Internal Pressure
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Topics: Flange connections, Heat conduction, Performance evaluation, Pressure, Sealing (Process), Gaskets, Finite element methods, Leakage, Stress, Temperature
Proceedings Papers

FEM Stress Analysis and Evaluation of the Sealing Performance in Box-Shape Flange Gasketed Connections Subjected to Internal Pressure

Kentaro Tenma, Ryou Kurosawa, Toshiyuki Sawa
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 2, 263-271, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25496
https://doi.org/10.1115/PVP2010-25496
View Paper titled, FEM Stress Analysis and Evaluation of the Sealing Performance in Box-Shape Flange Gasketed Connections Subjected to Internal Pressure
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Topics: Finite element methods, Flanges, Pressure, Sealing (Process), Shapes, Stress analysis (Engineering), Gaskets, Flange connections, Leakage, Stress
Proceedings Papers

Comparison Between Hysteresis Energy and Input Energy for Failure

Keisuke Minagawa, Satoshi Fujita, Shingo Kanaeda
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 8, 305-312, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25411
https://doi.org/10.1115/PVP2010-25411
View Paper titled, Comparison Between Hysteresis Energy and Input Energy for Failure
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Topics: Energy budget (Physics), Failure, Fatigue, Fracture (Materials), Fracture (Process), Fatigue failure, Fatigue life, Fatigue strength, Mechanical structures, Stress
Proceedings Papers

Research and Development of Damping Device for Light Weight Mechanical Structure Using Damping Effect Caused by Eddy Current

Osamu Furuya, Keiji Ogata, Toyohiko Tanaka, Hiroshi Kurabayashi
Proc. ASME. PVP2009, Volume 8: Seismic Engineering, 221-226, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77632
https://doi.org/10.1115/PVP2009-77632
View Paper titled, Research and Development of Damping Device for Light Weight Mechanical Structure Using Damping Effect Caused by Eddy Current
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Topics: Damping, Eddies (Fluid dynamics), Eddy currents (Electricity), Industrial research, Mechanical structures, Weight (Mass), Safety, Vibration, Computers, Earthquakes
Proceedings Papers

The Sealing Performance Evaluation of Bolted Flexible Box-Shaped Flange Joints Under Thermal Conduction Conditions

Ryou Kurosawa, Toshiyuki Sawa, Yuya Omiya, Kentaro Tenma
Proc. ASME. PVP2009, Volume 2: Computer Applications/Technology and Bolted Joints, 63-70, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77292
https://doi.org/10.1115/PVP2009-77292
View Paper titled, The Sealing Performance Evaluation of Bolted Flexible Box-Shaped Flange Joints Under Thermal Conduction Conditions
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Topics: Flanges, Heat conduction, Performance evaluation, Sealing (Process), Gaskets, Pressure, Finite element methods, Stress, Leakage, Temperature
Proceedings Papers

FEM Analysis and Evaluation of the Sealing Performance in Flexible Box-Shape Flanged Bolted Joints With Gaskets Subjected to Internal Pressure: Effect of the Bolt Pitch

Toshiyuki Sawa, Ryo Kurosawa, Yasuaki Tatsumi
Proc. ASME. PVP2007, Volume 3: Design and Analysis, 25-32, July 22–26, 2007
Publisher: American Society of Mechanical Engineers
Paper No: PVP2007-26621
https://doi.org/10.1115/PVP2007-26621
View Paper titled, FEM Analysis and Evaluation of the Sealing Performance in Flexible Box-Shape Flanged Bolted Joints With Gaskets Subjected to Internal Pressure: Effect of the Bolt Pitch
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Topics: Bolted joints, Finite element methods, Gaskets, Pressure, Sealing (Process), Shapes, Flange connections, Stress, Leakage, Bolted flanges
Proceedings Papers

Mechanism of Rotational Screw Thread Loosening in Bolted Joints Under Repeated Temperature Changes

Toshiyuki Sawa, Mitsutoshi Ishimura, Hiroshi Yamanaka, Yusuke Fukuba
Proc. ASME. PVP2007, Volume 2: Computer Applications/Technology and Bolted Joints, 231-238, July 22–26, 2007
Publisher: American Society of Mechanical Engineers
Paper No: PVP2007-26439
https://doi.org/10.1115/PVP2007-26439
View Paper titled, Mechanism of Rotational Screw Thread Loosening in Bolted Joints Under Repeated Temperature Changes
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Topics: Bolted joints, Screw threads, Temperature, Finite element analysis, Stress, Thermal expansion, Accidents, Cycles, Furnaces, Mechanical structures
Proceedings Papers

The Effect of Clamping Force and Material Properties on the Tightness Performance a Flexible Box-Shaped Flange Bolted Joint

Ryou Kurosawa, Toshiyuki Sawa, Satoshi Nagata, Yasuaki Tatsumi
Proc. ASME. PVP2008, Volume 2: Computer Applications/Technology and Bolted Joints, 61-68, July 27–31, 2008
Publisher: American Society of Mechanical Engineers
Paper No: PVP2008-61414
https://doi.org/10.1115/PVP2008-61414
View Paper titled, The Effect of Clamping Force and Material Properties on the Tightness Performance a Flexible Box-Shaped Flange Bolted Joint
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Topics: Bolted joints, Flanges, Materials properties, Gaskets, Flange connections, Pressure, Sealing (Process), Stress, Finite element methods, Leakage
Proceedings Papers

Mechanical Behavior of Rotational Screw Thread Loosening in Bolted Joints Under Repeated Temperature Changes

Toshiyuki Sawa, Mitsutoshi Ishimura, Yasumasa Shoji, Yusuke Fukuba
Proc. ASME. PVP2008, Volume 2: Computer Applications/Technology and Bolted Joints, 245-252, July 27–31, 2008
Publisher: American Society of Mechanical Engineers
Paper No: PVP2008-61690
https://doi.org/10.1115/PVP2008-61690
View Paper titled, Mechanical Behavior of Rotational Screw Thread Loosening in Bolted Joints Under Repeated Temperature Changes
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Topics: Bolted joints, Mechanical behavior, Screw threads, Temperature, Finite element methods, Bearings, Accidents, Mechanical structures