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Proceedings Papers

Practical Optimization of Mistuned Bladed Disk of Steam Turbine With Free-Standing Blade Structure for Forced and Self-Excited Vibration

Yasutomo Kaneko, Kazushi Mori, Hiroharu Ooyama
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A002, June 11–15, 2018
Paper No: GT2018-75056
DOI: https://doi.org/10.1115/GT2018-75056
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Topics: Blades, Disks, Optimization, Steam turbines, Vibration, Flutter (Aerodynamics), Eigenvalues, Manufacturing, Materials properties, Stability
Proceedings Papers

Resonant Response of Mistuned Bladed Disk Expressed by Vibratory Stress

Yasutomo Kaneko, Kazushi Mori, Hiroharu Ooyama
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT32A001, June 13–17, 2016
Paper No: GT2016-56053
DOI: https://doi.org/10.1115/GT2016-56053
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Topics: Disks, Resonance, Stress, Blades, Vibration, Displacement, Eigenvalues, Flutter (Aerodynamics), Flat plates, Frequency response
Proceedings Papers

Resonant Response and Random Response Analysis of Mistuned Bladed Disk Consisting of Directionally Solidified Blade

Yasutomo Kaneko, Kazushi Mori, Hiroharu Ooyama
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT32A017, June 15–19, 2015
Paper No: GT2015-42875
DOI: https://doi.org/10.1115/GT2015-42875
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Topics: Blades, Disks, Resonance, Crystals, Alloys, Elastic constants, Anisotropy, Casting, Centrifugal force, Creep
Proceedings Papers

Effect of Material Damping of Steam Turbine Vane on Flutter Suppression

Yasutomo Kaneko, Kazushi Mori, Hiroharu Ohyama
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 1161-1168, June 11–15, 2012
Paper No: GT2012-68089
DOI: https://doi.org/10.1115/GT2012-68089
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Topics: Damping, Flutter (Aerodynamics), Steam turbines, Finite element analysis, Stability, Aerodynamics, Fluid-dynamic forces, Fluids, Pressure, Vibration analysis
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
Paper No: POWER2011-55303
DOI: https://doi.org/10.1115/POWER2011-55303
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Topics: Blades, Steam turbines
Proceedings Papers

Vibration Response Characteristics of Bladed Disk With Continuous Ring Type Structure Losing Shroud and Stab

Yasutomo Kaneko, Kazushi Mori, Hiroharu Ohyama
Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 791-798, June 14–18, 2010
Paper No: GT2010-22202
DOI: https://doi.org/10.1115/GT2010-22202
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Topics: Disks, Vibration, Blades, Finite element analysis, Random vibration, Resonance
Proceedings Papers

Analysis of Random Vibration for Mistuned Bladed Disk

Yasutomo Kaneko, Kazushi Mori, Osamu Ueda
Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 265-271, June 8–12, 2009
Paper No: GT2009-59235
DOI: https://doi.org/10.1115/GT2009-59235
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Topics: Disks, Random vibration, Blades, Resonance, Turbines, Vibration
Proceedings Papers

Development and Verification of 3000 rpm 48 Inch Integral Shroud Blade for Steam Turbine

Yasutomo Kaneko, Kazushi Mori, Hiroharu Ohyama
Proc. ASME. POWER2005, ASME 2005 Power Conference, 609-616, April 5–7, 2005
Paper No: PWR2005-50347
DOI: https://doi.org/10.1115/PWR2005-50347
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Topics: Blades, Steam turbines, Vibration, Design, Stress, Resonance, Centrifugal force, Damping, Friction, Reliability
Proceedings Papers

Analysis of Variation of Natural Frequency and Resonant Stress of Blade

Yasutomo Kaneko, Kazushi Mori, Hiroyuki Yamashita, Kenji Sato
Proc. ASME. GT2006, Volume 5: Marine; Microturbines and Small Turbomachinery; Oil and Gas Applications; Structures and Dynamics, Parts A and B, 801-807, May 8–11, 2006
Paper No: GT2006-90176
DOI: https://doi.org/10.1115/GT2006-90176
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Topics: Blades, Resonance, Stress, Vibration, Compressors, Computational fluid dynamics, Design, Finite element methods, Finite element model, Manufacturing