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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

Nuclear Steam Turbine With 60 inch Last Stage Blade

Motonari Haraguchi, Tateki Nakamura, Hideo Yoda, Takeshi Kudo, Shigeki Senoo

Proc. ASME. ICONE21, Volume 1: Plant Operations, Maintenance, Engineering, Modifications, Life Cycle and Balance of Plant; Nuclear Fuel and Materials; Radiation Protection and Nuclear Technology Applications, V001T01A042, July 29–August 2, 2013

Paper No: ICONE21-16600

DOI: https://doi.org/10.1115/ICONE21-16600

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Topics: Blades, Steam turbines, Steam, Water, Boiling water reactors, Countermeasures, Heavy water reactors, Nuclear power, Pressure, Pressurized water reactors

Journal Articles

Experimental Validation of Fretting Fatigue Strength and Fretting Wear Rate at Contact Surface of Turbine-Blade-Shroud Cover

Kunio Asai, Takeshi Kudo, Hideo Yoda

J. Eng. Gas Turbines Power. April 2014, 136(4): 042101.

Paper No: GTP-12-1410

DOI: https://doi.org/10.1115/1.4025833

Published Online: December 10, 2013

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Topics: Fatigue, Fatigue strength, Friction, Wear, Stress, Cycles, Blades, Pressure

Proceedings Papers

The Effects of the Tangential Leans for the Last Stage Nozzles of Steam Turbine

Hideki Ono, Shigeki Senoo, Takeshi Kudo, Kenichi Murata

Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT25A043, June 3–7, 2013

Paper No: GT2013-95827

DOI: https://doi.org/10.1115/GT2013-95827

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Topics: Nozzles, Steam turbines, Blades, Inflow, Computational fluid dynamics, Flow separation, Pressure

Proceedings Papers

Steady and Unsteady Flow Measurements Under Low Load Conditions in a Low Pressure Model Steam Turbine

Kiyoshi Segawa, Shigeki Senoo, Hisashi Hamatake, Takeshi Kudo, Tateki Nakamura, Naoaki Shibashita

Proc. ASME. ICONE20-POWER2012, Volume 3: Thermal-Hydraulics; Turbines, Generators, and Auxiliaries, 833-839, July 30–August 3, 2012

Paper No: ICONE20-POWER2012-54862

DOI: https://doi.org/10.1115/ICONE20-POWER2012-54862

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Topics: Pressure, Steam turbines, Stress, Unsteady flow, Flow (Dynamics), Blades, Fluctuations (Physics), Probes, Pressure measurement, Turbines

Proceedings Papers

Experimental Validation of Fretting Fatigue Strength and Fretting Wear Rate at Contact Surface of Turbine-Blade-Shroud Cover

Kunio Asai, Takeshi Kudo, Hideo Yoda

Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 149-156, June 11–15, 2012

Paper No: GT2012-68576

DOI: https://doi.org/10.1115/GT2012-68576

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Topics: Blades, Fatigue strength, Turbines, Wear, Friction, Pressure, Stress, Cycles, Fatigue, Adhesion

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

Paper No: IMECE2011-63495

DOI: https://doi.org/10.1115/IMECE2011-63495

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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

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

Proceedings Papers

A Numerical Method for Turbulent Flows in Highly Staggered and Low Solidity Supersonic Turbine Cascades

Shigeki Senoo, Kazuya Sakakibara, Takeshi Kudo, Naoaki Shibashita

Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 2289-2300, June 6–10, 2011

Paper No: GT2011-45450

DOI: https://doi.org/10.1115/GT2011-45450

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Topics: Numerical analysis, Turbines, Turbulence, Flow (Dynamics), Shock waves, Blades, Boundary-value problems, Reflection, Cascades (Fluid dynamics), Compressors

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

Paper No: IMECE2010-37037

DOI: https://doi.org/10.1115/IMECE2010-37037

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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

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

Journal Articles

Computations for Unsteady Compressible Flows in a Multistage Steam Turbine With Steam Properties at Low Load Operations

Shigeki Senoo, Kiyoshi Segawa, Hisashi Hamatake, Takeshi Kudo, Tateki Nakamura, Naoaki Shibashita

J. Eng. Gas Turbines Power. October 2011, 133(10): 103001.

DOI: https://doi.org/10.1115/1.4003069

Published Online: May 3, 2011

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Topics: Compressible flow, Flow (Dynamics), Pressure, Steam, Steam turbines, Stress, Unsteady flow, Computation, Blades, Temperature

Proceedings Papers

Computations for Unsteady Compressible Flows in a Multi-Stage Steam Turbine With Steam Properties at Low Load Operations

Shigeki Senoo, Kiyoshi Segawa, Hisashi Hamatake, Takeshi Kudo, Tateki Nakamura, Naoaki Shibashita

Proc. ASME. POWER2010, ASME 2010 Power Conference, 711-722, July 13–15, 2010

Paper No: POWER2010-27096

DOI: https://doi.org/10.1115/POWER2010-27096

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Topics: Compressible flow, Computation, Steam, Steam turbines, Stress, Flow (Dynamics), Pressure, Blades, Design, Fluids

Proceedings Papers

Evaluation of Friction Damping in Dovetail Root Joints Based on Dissipation Energy on Contact Surfaces

Kunio Asai, Shigeo Sakurai, Takeshi Kudo, Norihiko Ozawa, Taizo Ikeda

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 301-313, June 8–12, 2009

Paper No: GT2009-59508

DOI: https://doi.org/10.1115/GT2009-59508

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Topics: Damping, Energy dissipation, Friction, Stiffness, Displacement, Gravity (Force), Geometry, Stress, Surface roughness, Turbines

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

Analytical Method of Fatigue Damage Estimation for Compressor Stator Blades of Gas Turbines Experiencing Rotating Stall

Yasushi Hayasaka, Shigeo Sakurai, Takeshi Kudo, Kunihiro Ichikawa

Proc. ASME. GT2002, Volume 4: Turbo Expo 2002, Parts A and B, 651-657, June 3–6, 2002

Paper No: GT2002-30298

DOI: https://doi.org/10.1115/GT2002-30298

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Topics: Blades, Compressors, Fatigue damage, Gas turbines, Stators, Stress, Damage, Fatigue, Frequency response, Reliability

Journal citation

NARROW

Wetness Measurement and Droplet Transport Analysis in Actual Steam Test on a Scaled Low Pressure Turbine

Development and Verification Tests of Titanium 50-Inch and 60-Inch Last Stage Blades for Steam Turbines

Experimental Investigation of the Grouped Blade Vibration for Steam Turbine by Noncontact Sensors

Experimental Investigation of the Grouped Blade Vibration for Steam Turbine by Non-Contact Sensors

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

Nuclear Steam Turbine With 60 inch Last Stage Blade

Experimental Validation of Fretting Fatigue Strength and Fretting Wear Rate at Contact Surface of Turbine-Blade-Shroud Cover

The Effects of the Tangential Leans for the Last Stage Nozzles of Steam Turbine

Steady and Unsteady Flow Measurements Under Low Load Conditions in a Low Pressure Model Steam Turbine

Experimental Validation of Fretting Fatigue Strength and Fretting Wear Rate at Contact Surface of Turbine-Blade-Shroud Cover

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

Reduced Modelling for Turbine Rotor-Blade Coupled Bending Vibration Analysis

A Numerical Method for Turbulent Flows in Highly Staggered and Low Solidity Supersonic Turbine Cascades

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

Reduced Modeling for Turbine Rotor-Blade Coupled Bending Vibration Analysis

Computations for Unsteady Compressible Flows in a Multistage Steam Turbine With Steam Properties at Low Load Operations

Computations for Unsteady Compressible Flows in a Multi-Stage Steam Turbine With Steam Properties at Low Load Operations

Evaluation of Friction Damping in Dovetail Root Joints Based on Dissipation Energy on Contact Surfaces

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

Analytical Method of Fatigue Damage Estimation for Compressor Stator Blades of Gas Turbines Experiencing Rotating Stall

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