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Osamu Nishihara
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Proceedings Papers

Dynamic Vibration Absorber for a Ropeway Carrier

Hiroshi Matsuhisa, Osamu Nishihara
Proc. ASME. DETC97, Volume 1B: 16th Biennial Conference on Mechanical Vibration and Noise, V01BT09A012, September 14–17, 1997
Publisher: American Society of Mechanical Engineers
Paper No: DETC97/VIB-3944
https://doi.org/10.1115/DETC97/VIB-3944
View Paper titled, Dynamic Vibration Absorber for a Ropeway Carrier
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Topics: Bridges (Structures), Damping, Oscillations, Pendulums, Ropes, Ships, Transportation systems, Vibration, Vibration absorbers, Weight (Mass)
Journal Articles

Exact Optimization of a Three-Element Dynamic Vibration Absorber: Minimization of the Maximum Amplitude Magnification Factor

Osamu Nishihara
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. February 2019, 141(1): 011001.
Paper No: VIB-17-1470
https://doi.org/10.1115/1.4040575
Published Online: July 24, 2018
View Article titled, Exact Optimization of a Three-Element Dynamic Vibration Absorber: Minimization of the Maximum Amplitude Magnification Factor
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Topics: Damping, Design, Frequency response, Magnification, Optimization, Resonance, Vibration absorbers, Algebra, Springs
Journal Articles

Estimation of Road Friction Coefficient Based on the Brush Model

Osamu Nishihara, Kurishige Masahiko
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research Papers
J. Dyn. Sys., Meas., Control. July 2011, 133(4): 041006.
https://doi.org/10.1115/1.4003266
Published Online: April 7, 2011
View Article titled, Estimation of Road Friction Coefficient Based on the Brush Model
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Topics: Anisotropy, Friction, Roads, Tires, Torque, Simulation, Braking, Algebra
Journal Articles

A New Control Strategy to Reduce Steering Torque Without Perceptible Vibration for Vehicles Equipped With Electric Power Steering

Masahiko Kurishige, Osamu Nishihara, Hiromitsu Kumamoto
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. October 2010, 132(5): 054504.
https://doi.org/10.1115/1.4001838
Published Online: September 1, 2010
View Article titled, A New Control Strategy to Reduce Steering Torque Without Perceptible Vibration for Vehicles Equipped With Electric Power Steering
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Topics: Electricity (Physics), Oscillations, Torque, Vehicles, Vibration, Control equipment, Feedback, Steering wheels
Journal Articles

Closed-Form Exact Solution to H ∞ Optimization of Dynamic Vibration Absorbers (Application to Different Transfer Functions and Damping Systems)

Toshihiko Asami, Professor, Mem. ASME, Osamu Nishihara, Associate Professor, Mem. ASME
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. July 2003, 125(3): 398–405.
https://doi.org/10.1115/1.1569514
Published Online: June 18, 2003
View Article titled, Closed-Form Exact Solution to H ∞ Optimization of Dynamic Vibration Absorbers (Application to Different Transfer Functions and Damping Systems)
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Topics: Damping, Optimization, Transfer functions, Vibration absorbers, Design
Journal Articles

H 2 Optimization of the Three-Element Type Dynamic Vibration Absorbers

Toshihiko Asami, Osamu Nishihara
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. October 2002, 124(4): 583–592.
https://doi.org/10.1115/1.1501286
Published Online: September 20, 2002
View Article titled, H 2 Optimization of the Three-Element Type Dynamic Vibration Absorbers
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Topics: Optimization, Vibration absorbers, Design, Damping
Journal Articles

Closed-Form Solutions to the Exact Optimizations of Dynamic Vibration Absorbers (Minimizations of the Maximum Amplitude Magnification Factors)

Osamu Nishihara, Associate Professor, Toshihiko Asami, Associate Professor
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. October 2002, 124(4): 576–582.
https://doi.org/10.1115/1.1500335
Published Online: September 20, 2002
View Article titled, Closed-Form Solutions to the Exact Optimizations of Dynamic Vibration Absorbers (Minimizations of the Maximum Amplitude Magnification Factors)
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Topics: Damping, Magnification, Resonance, Vibration absorbers, Algebra, Antiresonance
Journal Articles

Analytical Solutions to H ∞ and H 2 Optimization of Dynamic Vibration Absorbers Attached to Damped Linear Systems

Toshihiko Asami, Osamu Nishihara, Amr M. Baz
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. April 2002, 124(2): 284–295.
https://doi.org/10.1115/1.1456458
Published Online: March 26, 2002
View Article titled, Analytical Solutions to H ∞ and H 2 Optimization of Dynamic Vibration Absorbers Attached to Damped Linear Systems
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Topics: Damping, Optimization, Approximation, Vibration absorbers, Excitation systems
Journal Articles

Analytical and Experimental Evaluation of an Air Damped Dynamic Vibration Absorber: Design Optimizations of the Three-Element Type Model

Toshihiko Asami, Osamu Nishihara
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. July 1999, 121(3): 334–342.
https://doi.org/10.1115/1.2893985
Published Online: July 1, 1999
View Article titled, Analytical and Experimental Evaluation of an Air Damped Dynamic Vibration Absorber: Design Optimizations of the Three-Element Type Model
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Topics: Design, Vibration absorbers, Dampers, Pistons, Springs, Cylinders, Damping, Shock absorbers