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Toshio Watanabe
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Proceedings Papers

Damping Prediction Method for Asynchronous Vibration Modes and Verification by Electromagnetic Excitation for Full Scale Turbine Blade

Toshiro Goto, Toshio Watanabe, Takeo Baba, Kazuhiro Momma, Keiichiro Miyajima
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT27A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102146
https://doi.org/10.1115/GT2023-102146
View Paper titled, Damping Prediction Method for Asynchronous Vibration Modes and Verification by Electromagnetic Excitation for Full Scale Turbine Blade
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Topics: Damping, Excitation, Friction, Turbine blades, Vibration
Proceedings Papers

Study on the Vibration Characteristics of Bladed Disks With Damping Mistuning

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79644
https://doi.org/10.1115/GT2022-79644
View Paper titled, Study on the Vibration Characteristics of Bladed Disks With Damping Mistuning
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Topics: Damping, Disks, Vibration, Blades, Flutter (Aerodynamics), Stability, Rotation, Frequency response, Optimization, Resonance
Proceedings Papers

Simultaneous Optimization of Mistuned Bladed Disks for Forced and Self-Excited Vibration Considering Amount of Unbalance

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58470
https://doi.org/10.1115/GT2021-58470
View Paper titled, Simultaneous Optimization of Mistuned Bladed Disks for Forced and Self-Excited Vibration Considering Amount of Unbalance
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Topics: Disks, Optimization, Vibration, Blades, Flutter (Aerodynamics), Resonance, Stress, Design, Genetic algorithms, Rotor vibration
Journal Articles

Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061022.
Paper No: GTP-20-1391
https://doi.org/10.1115/1.4049471
Published Online: March 31, 2021
View Articletitled, Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)
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Topics: Blades, Disks, Optimization, Resonance, Stress, Engineering simulation, Simulation
Proceedings Papers

Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A002, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14031
https://doi.org/10.1115/GT2020-14031
View Paper titled, Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)
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Topics: Blades, Optimization, Resonance, Stress, Turbine blades, Disks, Design, Countermeasures, High cycle fatigue, Aircraft engines
Proceedings Papers

Study on Vibration Response Characteristics of Mistuned Bladed Disk Expressed by Vibratory Stress

Yasutomu Kaneko, Toshio Watanabe, Tatsuya Furukawa, Saiji Washio
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A005, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90510
https://doi.org/10.1115/GT2019-90510
View Paper titled, Study on Vibration Response Characteristics of Mistuned Bladed Disk Expressed by Vibratory Stress
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Topics: Disks, Stress, Vibration, Blades, Displacement, Eigenvalues, Excitation, Flutter (Aerodynamics), Manufacturing, Materials properties
Proceedings Papers

Development and Verification of Ultra-Long-Blade for Next Generation Steam Turbine

Hiroharu Ooyama, Toshihiro Miyawaki, Kazushi Mori, Toshio Watanabe, Yuichi Hirakawa, Takashi Maruyama
Proc. ASME. POWER2011, ASME 2011 Power Conference, Volume 1, 595-599, July 12–14, 2011
Publisher: American Society of Mechanical Engineers
Paper No: POWER2011-55303
https://doi.org/10.1115/POWER2011-55303
View Paper titled, Development and Verification of Ultra-Long-Blade for Next Generation Steam Turbine
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Topics: Blades, Steam turbines