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Proceedings Papers

Manufacture of Multi-Direction Composites (MDC) Flywheels

Faissal Abdel-Hady, Yasser Gowayed, George T. Flowers

Proc. ASME. IMECE2000, Aerospace, 15-19, November 5–10, 2000

Paper No: IMECE2000-2150

DOI: https://doi.org/10.1115/IMECE2000-2150

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Topics: Composite materials, Flywheels, Machinery, Design, Manufacturing, Winding (process)

Proceedings Papers

Modelling of an Elastic Disk With Finite Hub Motions and Small Elastic Vibrations With Application to Rotordynamics

George T. Flowers

Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 115-125, September 22–25, 1991

Paper No: DETC1991-0236

DOI: https://doi.org/10.1115/DETC1991-0236

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Topics: Disks, Modeling, Rotordynamics, Vibration, Displacement, Degrees of freedom, Flexible structures, Mode shapes, Particle spin, Rotation

Proceedings Papers

A Transfer Matrix Technique for Evaluating the Natural Frequencies and Critical Speeds of a Rotor With Multiple Flexible Disks

Fangsheng Wu, George T. Flowers

Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 353, September 22–25, 1991

Paper No: DETC1991-0268

DOI: https://doi.org/10.1115/DETC1991-0268

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Topics: Disks, Rotors, Partial differential equations, Engines, Space vehicles, Turbomachinery, Vibration, Design, Discrete systems, Electricity (Physics)

Proceedings Papers

An Experimental Study of the Influence of Disk Flexibility and Rubbing on Rotordynamics

Fangsheng Wu, George T. Flowers

Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 19-26, September 19–22, 1993

Paper No: DETC1993-0178

DOI: https://doi.org/10.1115/DETC1993-0178

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Topics: Disks, Rotordynamics, Rotors, Equations of motion, Whirls

Proceedings Papers

A Study of the Nonlinear Dynamics of a Flap-Lag Rotor Model in Forward Flight

Michele M. Putko, George T. Flowers

Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Dynamics and Vibration of Time-Varying Systems and Structures, 159-165, September 19–22, 1993

Paper No: DETC1993-0102

DOI: https://doi.org/10.1115/DETC1993-0102

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Topics: Flight, Nonlinear dynamics, Rotors, Blades, Dynamics (Mechanics), Equilibrium (Physics), Fourier series, Hinges, Modeling, Simulation

Proceedings Papers

Dynamic Modelling and Response Characteristics of a Magnetic Bearing Rotor System With Auxiliary Bearings

April M. Free, George T. Flowers, Victor S. Trent

Proc. ASME. DETC95, Volume 3B: 15th Biennial Conference on Mechanical Vibration and Noise — Acoustics, Vibrations, and Rotating Machines, 1103-1110, September 17–20, 1995

Paper No: DETC1995-0505

DOI: https://doi.org/10.1115/DETC1995-0505

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Topics: Bearings, Dynamic modeling, Magnetic bearings, Rotors, Bushings, Clearances (Engineering), Dynamics (Mechanics), Failure, Iron, Rolling bearings

Proceedings Papers

Stability Analysis of Rotordynamic Systems Using Floquet Methods

Dan B. Marghitu, George T. Flowers, György Szász

Proc. ASME. DETC97, Volume 1C: 16th Biennial Conference on Mechanical Vibration and Noise, V01CT15A009, September 14–17, 1997

Paper No: DETC97/VIB-3909

DOI: https://doi.org/10.1115/DETC97/VIB-3909

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Topics: Stability, Bearings, Clearances (Engineering), Dynamic models, Dynamics (Mechanics), Oscillations, Poincaré maps, Rotors, Simulation, Vibration

Proceedings Papers

3D Printed MEMS-Scale Vibration Isolators

Arthur Bond, Brent D. Bottenfield, Robert N. Dean, Mark L. Adams, Jing Zhao, XiaoFu Li, George T. Flowers, Edmon Perkins

Proc. ASME. IMECE2020, Volume 7A: Dynamics, Vibration, and Control, V07AT07A024, November 16–19, 2020

Paper No: IMECE2020-24357

DOI: https://doi.org/10.1115/IMECE2020-24357

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Topics: Additive manufacturing, Microelectromechanical systems, Vibration isolators

Proceedings Papers

Time Varying Control of a Bladed Disk Assembly Using Shaft Based Actuation

György Szász, George T. Flowers

Proc. ASME. DETC99, Volume 7B: 17th Biennial Conference on Mechanical Vibration and Noise, 2505-2513, September 12–16, 1999

Paper No: DETC99/VIB-8317

DOI: https://doi.org/10.1115/DETC99/VIB-8317

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Topics: Disks, Manufacturing, Vibration, Thrust bearings, Actuators, Control equipment, Dynamics (Mechanics), Engineering design processes, Magnetic bearings, Simulation results

Proceedings Papers

Design and Testing of a Permanent Magnet Biased Active Magnetic Bearing

Ross W. Overstreet, George T. Flowers, Gyorgy Szasz

Proc. ASME. DETC99, Volume 7A: 17th Biennial Conference on Mechanical Vibration and Noise, 1117-1124, September 12–16, 1999

Paper No: DETC99/VIB-8282

DOI: https://doi.org/10.1115/DETC99/VIB-8282

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Topics: Design, Magnetic bearings, Permanent magnets, Testing, Electric current, Energy dissipation, Flow (Dynamics), Innovation, Leakage, Rotors

Proceedings Papers

Characterization of Transient Effects in Rotordynamic Vibrations Using Harmonic Wavelets

Valeta Carol Chancey, George T. Flowers

Proc. ASME. DETC99, Volume 7A: 17th Biennial Conference on Mechanical Vibration and Noise, 1343-1354, September 12–16, 1999

Paper No: DETC99/VIB-8311

DOI: https://doi.org/10.1115/DETC99/VIB-8311

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Topics: Transients (Dynamics), Vibration, Wavelets, Steady state, Journal bearings, Machinery, Vibration analysis, Whirls

Proceedings Papers

Influence of Seal Geometry on the Rotordynamic Characteristics of a Round-Hole Pattern Damping Seal

J. Mark Darden, Eric M. Earhart, George T. Flowers

Proc. ASME. IDETC-CIE2001, Volume 6C: 18th Biennial Conference on Mechanical Vibration and Noise, 2835-2841, September 9–12, 2001

Paper No: DETC2001/VIB-21635

DOI: https://doi.org/10.1115/DETC2001/VIB-21635

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Topics: Damping, Geometry, Stiffness, Clearances (Engineering), Design, Stability, Engineers, Fluids, Machinery, Pressure

Proceedings Papers

Development of a Set of Equations for Incorporating Disk Flexibility Effects in Rotordynamical Analyses

George T. Flowers, Stephen G. Ryan

Proc. ASME. GT1991, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V005T14A008, June 3–6, 1991

Paper No: 91-GT-075

DOI: https://doi.org/10.1115/91-GT-075

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Topics: Disks, Rotors, Engineering simulation, Equations of motion, Simulation, Vibration

Proceedings Papers

A Study of the Influence of Bearing Clearance on Lateral Coupled Shaft/Disk Rotordynamics

George T. Flowers, Fang Sheng Wu

Proc. ASME. GT1992, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A029, June 1–4, 1992

Paper No: 92-GT-177

DOI: https://doi.org/10.1115/92-GT-177

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Topics: Bearings, Clearances (Engineering), Disks, Rotordynamics, Vibration, Dynamics (Mechanics), Blades, Computer simulation, Failure, Limit cycles

Proceedings Papers

A Study of the Influence of Rubbing on the Dynamics of a Flexible Disk Rotor System

Fangsheng Wu, George T. Flowers

Proc. ASME. GT1993, Volume 2: Combustion and Fuels; Oil and Gas Applications; Cycle Innovations; Heat Transfer; Electric Power; Industrial and Cogeneration; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; IGTI Scholar Award, V002T12A009, May 24–27, 1993

Paper No: 93-GT-035

DOI: https://doi.org/10.1115/93-GT-035

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Topics: Disks, Dynamics (Mechanics), Rotors, Stability, Rotor vibration, Steady state, Whirls

Proceedings Papers

Synchronous Dynamics of a Coupled Shaft/Bearing/Housing System With Auxiliary Support From a Clearance Bearing: Analysis and Experiment

James L. Lawen, Jr., George T. Flowers

Proc. ASME. GT1995, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V005T14A016, June 5–8, 1995

Paper No: 95-GT-216

DOI: https://doi.org/10.1115/95-GT-216

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Topics: Bearings, Clearances (Engineering), Dynamics (Mechanics), Vibration, Rotors, Design, Magnetic bearings, Simulation, Simulation models, Stress

Proceedings Papers

A Study of Integrally Augmented State Feedback Control for an Active Magnetic Bearing Supported Rotor System

George T. Flowers, Gyorgy Szasz, Victor S. Trent, Michael E. Greene

Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T14A041, June 2–5, 1997

Paper No: 97-GT-231

DOI: https://doi.org/10.1115/97-GT-231

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Topics: Magnetic bearings, Rotors, State feedback, Control equipment, Feedback, Pole placement

Proceedings Papers

Experimental Rotordynamic Characterization of Annular Seals: Facility and Methodology

J. Mark Darden, Eric M. Earhart, George T. Flowers

Proc. ASME. GT1998, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A006, June 2–5, 1998

Paper No: 98-GT-017

DOI: https://doi.org/10.1115/98-GT-017

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Topics: Damping, Flow (Dynamics), Horsepower, Machinery, Reynolds number, Space flight, Stability, Steam turbines, Stiffness, Testing

Proceedings Papers

Comparison of the Dynamic Characteristics of Smooth Annular Seals and Damping Seals

J. Mark Darden, Eric M. Earhart, George T. Flowers

Proc. ASME. GT1999, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V004T03A016, June 7–10, 1999

Paper No: 99-GT-177

DOI: https://doi.org/10.1115/99-GT-177

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Topics: Damping, Fluids, Stability, Machinery, Pressure, Rocket engines, Space flight, Stators, Testing, Turbomachinery

Proceedings Papers

A Harmonic Wavelets Approach for Extracting Transient Patterns From Measured Rotor Vibration Data

Valeta Carol Chancey, George T. Flowers, Candice L. Howard

Proc. ASME. GT2001, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T03A008, June 4–7, 2001

Paper No: 2001-GT-0241

DOI: https://doi.org/10.1115/2001-GT-0241

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Topics: Rotor vibration, Transients (Dynamics), Wavelets, Vibration analysis, Vibration, Algorithms, Fourier transforms, Machinery, Signals, Simulation

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Journal citation

NARROW

Manufacture of Multi-Direction Composites (MDC) Flywheels

Modelling of an Elastic Disk With Finite Hub Motions and Small Elastic Vibrations With Application to Rotordynamics

A Transfer Matrix Technique for Evaluating the Natural Frequencies and Critical Speeds of a Rotor With Multiple Flexible Disks

An Experimental Study of the Influence of Disk Flexibility and Rubbing on Rotordynamics

A Study of the Nonlinear Dynamics of a Flap-Lag Rotor Model in Forward Flight

Dynamic Modelling and Response Characteristics of a Magnetic Bearing Rotor System With Auxiliary Bearings

Stability Analysis of Rotordynamic Systems Using Floquet Methods

3D Printed MEMS-Scale Vibration Isolators

Time Varying Control of a Bladed Disk Assembly Using Shaft Based Actuation

Design and Testing of a Permanent Magnet Biased Active Magnetic Bearing

Characterization of Transient Effects in Rotordynamic Vibrations Using Harmonic Wavelets

Influence of Seal Geometry on the Rotordynamic Characteristics of a Round-Hole Pattern Damping Seal

Development of a Set of Equations for Incorporating Disk Flexibility Effects in Rotordynamical Analyses

A Study of the Influence of Bearing Clearance on Lateral Coupled Shaft/Disk Rotordynamics

A Study of the Influence of Rubbing on the Dynamics of a Flexible Disk Rotor System

Synchronous Dynamics of a Coupled Shaft/Bearing/Housing System With Auxiliary Support From a Clearance Bearing: Analysis and Experiment

A Study of Integrally Augmented State Feedback Control for an Active Magnetic Bearing Supported Rotor System

Experimental Rotordynamic Characterization of Annular Seals: Facility and Methodology

Comparison of the Dynamic Characteristics of Smooth Annular Seals and Damping Seals

A Harmonic Wavelets Approach for Extracting Transient Patterns From Measured Rotor Vibration Data

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