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Proceedings Papers

Rotor Stability Evaluation for High Pressure Multi-Stage Pump by Excitation Diagnosis Method

Shichao Peng, Akira Arai, Takaki Fukuchi, Taiju Katayama, Osami Matsushita

Proc. ASME. FEDSM2017, Volume 1A, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery, V01AT05A014, July 30–August 3, 2017

Paper No: FEDSM2017-69191

DOI: https://doi.org/10.1115/FEDSM2017-69191

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Topics: Excitation, High pressure (Physics), Pumps, Rotors, Stability, Vibration, Fluids, Bearings, Clearances (Engineering), Machinery

Proceedings Papers

Vibration of Bending-Torsion Coupled Resonance in a Rotor

Hiroyuki Fujiwara, Tadashi Tsuji, Osami Matsushita

Proc. ASME. IDETC-CIE2013, Volume 8: 22nd Reliability, Stress Analysis, and Failure Prevention Conference; 25th Conference on Mechanical Vibration and Noise, V008T13A049, August 4–7, 2013

Paper No: DETC2013-12778

DOI: https://doi.org/10.1115/DETC2013-12778

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Topics: Resonance, Rotors, Torsion, Vibration, Reactor protection systems, Stability, Computer simulation, Engineering simulation, Simulation

Proceedings Papers

Experimental Study of Torsional-Bending Coupled Vibration of a Rotor System With a Bladed Disk

Takeshi Kudo, Koki Shiohata, Osami Matsushita, Hiroyuki Fujiwara, Akira Okabe, Shigeo Sakurai

Proc. ASME. IDETC-CIE2013, Volume 8: 22nd Reliability, Stress Analysis, and Failure Prevention Conference; 25th Conference on Mechanical Vibration and Noise, V008T13A039, August 4–7, 2013

Paper No: DETC2013-12115

DOI: https://doi.org/10.1115/DETC2013-12115

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Topics: Disks, Rotors, Vibration, Resonance, Excitation, Torsion, Blades, Servomotors, Steam turbines, Bearings

Proceedings Papers

Reduced Modelling for Turbine Rotor-Blade Coupled Bending Vibration Analysis

Akira Okabe, Takeshi Kudo, Koki Shiohata, Osami Matsushita, Hiroyuki Fujiwara, Hideo Yoda, Shigeo Sakurai

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 355-364, June 6–10, 2011

Paper No: GT2011-45776

DOI: https://doi.org/10.1115/GT2011-45776

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Topics: Blades, Modeling, Rotors, Turbines, Vibration analysis, Vibration, Cantilevers, Design, Displacement, Eigenvalues

Journal Articles

Reduced Modeling for Turbine Rotor-Blade Coupled Bending Vibration Analysis

Akira Okabe, Takeshi Kudo, Koki Shiohata, Osami Matsushita, Hiroyuki Fujiwara, Hideo Yoda, Shigeo Sakurai

J. Eng. Gas Turbines Power. February 2012, 134(2): 022502.

DOI: https://doi.org/10.1115/1.4004145

Published Online: December 7, 2011

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Topics: Blades, Vibration, Modeling

Proceedings Papers

Vibration Diagnosis Featuring Blade-Shaft Coupling Effect of Turbine Model Rotors

Norihisa Anegawa, Hiroyuki Fujiwara, Osami Matsushita

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 309-318, June 14–18, 2010

Paper No: GT2010-23091

DOI: https://doi.org/10.1115/GT2010-23091

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Topics: Blades, Rotors, Turbines, Vibration, Resonance, Anisotropy, Bearings, Deformation, Flow (Dynamics), Gravity (Force)

Journal Articles

Vibration Diagnosis Featuring Blade-Shaft Coupling Effect of Turbine Rotor Models

Norihisa Anegawa, Hiroyuki Fujiwara, Osami Matsushita

J. Eng. Gas Turbines Power. February 2011, 133(2): 022501.

DOI: https://doi.org/10.1115/1.4001980

Published Online: October 26, 2010

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Topics: Blades, Vibration, Resonance

Proceedings Papers

Evaluation of Q-Values of a Rotor-Bearing System Using a Modal Open Loop Transfer Function

Hiroyuki Fujiwara, Yasuo Fukushima, Naohiko Takahashi, Hiroto Oyama, Osami Matsushita

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 901-908, June 8–12, 2009

Paper No: GT2009-59723

DOI: https://doi.org/10.1115/GT2009-59723

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Topics: Bearings, Rotors, Transfer functions, Damping, Machinery, Sensors, Ball bearings, Dampers, Displacement, Impulse (Physics)

Proceedings Papers

Rotor-Blade Coupled Vibration Analysis by Measuring Modal Parameters of Actual Rotor

Akira Okabe, Takeshi Kudo, Hideo Yoda, Shigeo Sakurai, Osami Matsushita, Koki Shiohata

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 803-812, June 8–12, 2009

Paper No: GT2009-59471

DOI: https://doi.org/10.1115/GT2009-59471

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Topics: Blades, Rotors, Vibration analysis, Turbogenerators, Springs, Testing, Turbines, Vibration

Proceedings Papers

Blade-Shaft Coupled Resonance Vibration by Using Active Magnetic Bearing Excitation

Norihisa Anegawa, Hiroyuki Fujiwara, Osami Matsushita

Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 1183-1190, June 9–13, 2008

Paper No: GT2008-50904

DOI: https://doi.org/10.1115/GT2008-50904

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Topics: Blades, Excitation, Magnetic bearings, Resonance, Vibration, Design, Antiresonance, Bearings, Dynamics (Mechanics), Power stations

Proceedings Papers

Evaluation of Q-Values of a Rotor-Bearing System Using a Modal Open Loop Transfer Function

Hiroyuki Fujiwara, Hirot Oyama, Norihisa Anegawa, Osami Matsushita

Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 1025-1032, June 9–13, 2008

Paper No: GT2008-50459

DOI: https://doi.org/10.1115/GT2008-50459

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Topics: Bearings, Rotors, Transfer functions, Damping, Eigenvalues, Excitation, Feedforward control, Magnetic bearings, Sensors, Simulation

Proceedings Papers

An Evaluation of Stability Indices Using Sensitivity Functions for Active Magnetic Bearing Supported High-Speed Rotor

Naohiko Takahashi, Hiroyuki Fujiwara, Makoto Ito, Yasuo Fukushima, Osami Matsushita

Proc. ASME. IDETC-CIE2005, Volume 1: 20th Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1153-1162, September 24–28, 2005

Paper No: DETC2005-84836

DOI: https://doi.org/10.1115/DETC2005-84836

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Topics: Magnetic bearings, Rotors, Stability, Compressors, Feedback, Separation (Technology), Signals, Transfer functions, Turbochargers

Proceedings Papers

Reduction of Flow-Induced Vibration Using Parametric Excitation

Tomotsugu Tanaka, Koetsu Takano, Hiroyuki Fujiwara, Osami Matsushita

Proc. ASME. IMECE2002, 5th International Symposium on Fluid Structure Interaction, Aeroelasticity, and Flow Induced Vibration and Noise, 501-507, November 17–22, 2002

Paper No: IMECE2002-33576

DOI: https://doi.org/10.1115/IMECE2002-33576

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Topics: Excitation, Flow-induced vibrations, Vibration, Dampers, Degrees of freedom, Electromagnetic actuators, Feedback, Fluid dynamics, Passive control, Quenching (Metalworking)

Journal Articles

An Evaluation of Stability Indices Using Sensitivity Functions for Active Magnetic Bearing Supported High-Speed Rotor

Naohiko Takahashi, Hiroyuki Fujiwara, Osami Matsushita, Makoto Ito, Yasuo Fukushima

J. Vib. Acoust. April 2007, 129(2): 230–238.

DOI: https://doi.org/10.1115/1.2424979

Published Online: October 5, 2006

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Topics: Stability, Transfer functions, Rotors, Magnetic bearings, Rotation

Journal Articles

Aseismic Vibration Control of Flexible Rotors Using Active Magnetic Bearing

Osami Matsushita, Toshio Imashima, Yoshitaka Hisanaga, Hiroki Okubo

J. Vib. Acoust. January 2002, 124(1): 49–57.

DOI: https://doi.org/10.1115/1.1423633

Published Online: July 1, 2001

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Topics: Excitation, Feedforward control, Rotors, Vibration, Vibration control, Bearings, Earthquakes, Magnetic bearings

Journal citation

NARROW

Rotor Stability Evaluation for High Pressure Multi-Stage Pump by Excitation Diagnosis Method

Vibration of Bending-Torsion Coupled Resonance in a Rotor

Experimental Study of Torsional-Bending Coupled Vibration of a Rotor System With a Bladed Disk

Reduced Modelling for Turbine Rotor-Blade Coupled Bending Vibration Analysis

Reduced Modeling for Turbine Rotor-Blade Coupled Bending Vibration Analysis

Vibration Diagnosis Featuring Blade-Shaft Coupling Effect of Turbine Model Rotors

Vibration Diagnosis Featuring Blade-Shaft Coupling Effect of Turbine Rotor Models

Evaluation of Q-Values of a Rotor-Bearing System Using a Modal Open Loop Transfer Function

Rotor-Blade Coupled Vibration Analysis by Measuring Modal Parameters of Actual Rotor

Blade-Shaft Coupled Resonance Vibration by Using Active Magnetic Bearing Excitation

Evaluation of Q-Values of a Rotor-Bearing System Using a Modal Open Loop Transfer Function

An Evaluation of Stability Indices Using Sensitivity Functions for Active Magnetic Bearing Supported High-Speed Rotor

Reduction of Flow-Induced Vibration Using Parametric Excitation

An Evaluation of Stability Indices Using Sensitivity Functions for Active Magnetic Bearing Supported High-Speed Rotor

Aseismic Vibration Control of Flexible Rotors Using Active Magnetic Bearing

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