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Koki Shiohata
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Proceedings Papers

Modeling and Analysis Method for a Compound Mechanism With a Cam and Linkages

Koki Shiohata, Hiroshi Ozawa, Itsunori Utsmi, Mitsuru Kobayashi, Fumio Fijisawa
Proc. ASME. DETC93, 19th Design Automation Conference: Volume 1 — Mechanical System Dynamics; Concurrent and Robust Design; Design for Assembly and Manufacture; Genetic Algorithms in Design and Structural Optimization, 719-723, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0364
https://doi.org/10.1115/DETC1993-0364
View Paper titled, Modeling and Analysis Method for a Compound Mechanism With a Cam and Linkages
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Topics: Linkages, Modeling, Corners (Structural elements), Dynamic analysis, Machinery, Numerical analysis
Proceedings Papers

Formulation of Multiple Belt System and its Dynamic Analysis

Takuzo Iwatsubo, Shiro Arii, Kei Hasegawa, Koki Shiohata
Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Structural Dynamics of Large Scale and Complex Systems, 145-151, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0175
https://doi.org/10.1115/DETC1993-0175
View Paper titled, Formulation of Multiple Belt System and its Dynamic Analysis
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Topics: Belts, Dynamic analysis, Equations of motion, Algorithms, Pulleys, Computer software, Simulation results, Transients (Dynamics)
Proceedings Papers

A Method for Analyzing Electromagnetic-Force-Induced Vibration and Noise From Motors

Koki Shiohata, Kanako Nemoto, Takashi Kobayashi
Proc. ASME. DETC99, Volume 7A: 17th Biennial Conference on Mechanical Vibration and Noise, 1241-1246, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/VIB-8289
https://doi.org/10.1115/DETC99/VIB-8289
View Paper titled, A Method for Analyzing Electromagnetic-Force-Induced Vibration and Noise From Motors
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Topics: Motors, Noise (Sound), Resonance, Vibration
Proceedings Papers

Vibration Analysis of an Induction Motor Under Electromagnetic Force

Takuzo Iwatsubo, Shozo Kawamura, Yoshiyuki Hayashi, Koki Shiohata
Proc. ASME. DETC99, Volume 7A: 17th Biennial Conference on Mechanical Vibration and Noise, 1247-1255, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/VIB-8290
https://doi.org/10.1115/DETC99/VIB-8290
View Paper titled, Vibration Analysis of an Induction Motor Under Electromagnetic Force
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Topics: Electromagnetic force, Electromagnetic induction, Engines, Motors, Vibration, Vibration analysis
Proceedings Papers

Damping Characteristics of Non-Synchronous Turbine Blade Vibration

Ryou Akiyama, Koki Shiohata, Tomomi Nakajima, Yutaka Yamashita
Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A063, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-46416
https://doi.org/10.1115/DETC2015-46416
View Paper titled, Damping Characteristics of Non-Synchronous Turbine Blade Vibration
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Topics: Damping, Turbine blades, Vibration, Excitation, Resonance, Electromagnets, Flutter (Aerodynamics), Stress
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
Publisher: American Society of Mechanical Engineers
Paper No: DETC2013-12115
https://doi.org/10.1115/DETC2013-12115
View Paper titled, Experimental Study of Torsional-Bending Coupled Vibration of a Rotor System With a Bladed Disk
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Topics: Disks, Rotors, Vibration, Resonance, Excitation, Torsion, Blades, Servomotors, Steam turbines, Bearings
Proceedings Papers

Analysis of Vibration Characteristics for Last Stage Blade With Friction Contact Surfaces of Steam Turbine

Yutaka Yamashita, Koki Shiohata, Takeshi Kudo
Proc. ASME. IMECE2011, Volume 7: Dynamic Systems and Control; Mechatronics and Intelligent Machines, Parts A and B, 405-412, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-63495
https://doi.org/10.1115/IMECE2011-63495
View Paper titled, Analysis of Vibration Characteristics for Last Stage Blade With Friction Contact Surfaces of Steam Turbine
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Topics: Blades, Friction, Steam turbines, Vibration, Damping, Dynamic response, Dampers, Finite element analysis, Frequency response, Modeling
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45776
https://doi.org/10.1115/GT2011-45776
View Paper titled, Reduced Modelling for Turbine Rotor-Blade Coupled Bending Vibration Analysis
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Topics: Blades, Modeling, Rotors, Turbines, Vibration analysis, Vibration, Cantilevers, Design, Displacement, Eigenvalues
Proceedings Papers

Rotor-Blade Coupled Torsional Vibration Analysis Using Modal Parameters Based on FEM Analyses and Experiments

Akira Okabe, Koki Shiohata, Takeshi Kudo, Hideo Yoda, Shigeo Sakurai, Daiki Nakajima
Proc. ASME. IMECE2010, Volume 13: Sound, Vibration and Design, 139-147, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-37037
https://doi.org/10.1115/IMECE2010-37037
View Paper titled, Rotor-Blade Coupled Torsional Vibration Analysis Using Modal Parameters Based on FEM Analyses and Experiments
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Topics: Blades, Finite element methods, Finite element model, Rotors, Vibration analysis, Disks, Computation, Design, Modeling, Product design
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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 022502.
https://doi.org/10.1115/1.4004145
Published Online: December 7, 2011
View Article titled, Reduced Modeling for Turbine Rotor-Blade Coupled Bending Vibration Analysis
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Topics: Blades, Vibration, Modeling
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59471
https://doi.org/10.1115/GT2009-59471
View Paper titled, Rotor-Blade Coupled Vibration Analysis by Measuring Modal Parameters of Actual Rotor
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Topics: Blades, Rotors, Vibration analysis, Turbogenerators, Springs, Testing, Turbines, Vibration