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Structures and Dynamics: Rotor Dynamics and Magnetic Bearings
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Proceedings Papers

Field Methods for Identification of Bearing Support Parameters: Part I — Identification From Transient Rotor Dynamic Response Due to Impacts

Oscar C. De Santiago, Luis San Andre´s
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 509-517, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38583
https://doi.org/10.1115/GT2003-38583
View Paper titled, Field Methods for Identification of Bearing Support Parameters: Part I — Identification From Transient Rotor Dynamic Response Due to Impacts
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Topics: Bearings, Dynamic response, Rotors, Transients (Dynamics), Dampers, Damping, Stability, Stiffness, Stress
Proceedings Papers

Crack Detection in a Rotor Dynamic System by Vibration Monitoring: Part I — Analysis

Itzhak Green, Cody Casey
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 569-582, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38659
https://doi.org/10.1115/GT2003-38659
View Paper titled, Crack Detection in a Rotor Dynamic System by Vibration Monitoring: Part I — Analysis
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Topics: Crack detection, Dynamic systems, Rotors, Vibration, Fracture (Materials), Fatigue, Monitoring systems, Theoretical analysis, Vibration monitors, Whirls
Proceedings Papers

High Temperature Characterization of a Radial Magnetic Bearing for Turbomachinery

Andrew J. Provenza, Gerald T. Montague, Mark J. Jansen, Alan B. Palazzolo, Ralph H. Jansen
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 633-642, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38870
https://doi.org/10.1115/GT2003-38870
View Paper titled, High Temperature Characterization of a Radial Magnetic Bearing for Turbomachinery
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Topics: High temperature, Magnetic bearings, Turbomachinery, Temperature, Circuits, Knudsen number, Rotors, Bearings, Cycles, Magnetic fields
Proceedings Papers

A Simple Kinematic Model for the Behavior of a Magnetically Levitated Rotor Operating in Overload Regime

E. N. Cuesta, L. U. Medina, V. R. Rastelli, N. I. Montbrun, S. E. Di´az
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 439-446, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38024
https://doi.org/10.1115/GT2003-38024
View Paper titled, A Simple Kinematic Model for the Behavior of a Magnetically Levitated Rotor Operating in Overload Regime
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Topics: Kinematics, Rotors, Bearings, Stress, Algorithms, Blades, Collisions (Physics), Control algorithms, Excitation, Failure
Proceedings Papers

Field Methods for Identification of Bearing Support Parameters: Part II — Identification From Rotor Dynamic Response Due to Imbalances

Oscar C. De Santiago, Luis San Andre´s
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 519-526, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38585
https://doi.org/10.1115/GT2003-38585
View Paper titled, Field Methods for Identification of Bearing Support Parameters: Part II — Identification From Rotor Dynamic Response Due to Imbalances
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Topics: Bearings, Dynamic response, Rotors, Dampers, Excitation, Stress
Proceedings Papers

CFD Determination of Pre-Chamber Flow Pertubation Inlet Boundary Conditions for Seal Rotordynamics Models

Ganesh Venkatesan, David L. Rhode
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 447-458, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38038
https://doi.org/10.1115/GT2003-38038
View Paper titled, CFD Determination of Pre-Chamber Flow Pertubation Inlet Boundary Conditions for Seal Rotordynamics Models
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Topics: Boundary-value problems, Computational fluid dynamics, Flow (Dynamics), Rotordynamics
Proceedings Papers

Control Study for Five-Axis Dynamic Spin Rig Using Magnetic Bearings

Benjamin Cho, Dexter Johnson, Andrew Provenza, Carlos Morrison, Gerald Montague
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 643-650, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38912
https://doi.org/10.1115/GT2003-38912
View Paper titled, Control Study for Five-Axis Dynamic Spin Rig Using Magnetic Bearings
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Topics: Magnetic bearings, Spin (Aerodynamics), Blades, Control equipment, Rotors, Excitation, Turbomachinery, Vibration, Control systems, Levitation
Proceedings Papers

Closed Loop Performance of a Slotless Lorentz Self-Bearing Motor

Hooi-Mei Chin, L. Scott Stephens
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 583-591, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38750
https://doi.org/10.1115/GT2003-38750
View Paper titled, Closed Loop Performance of a Slotless Lorentz Self-Bearing Motor
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Topics: Bearings, Engines, Motors, Actuators, Engine design, Levitation, Machinery, Rotation, Rotors, Stability
Proceedings Papers

Incorporating Data Uncertainty in Rotordynamic Model Reconciliation

Qingyu Wang, Eric H. Maslen, Hyeong-Joon Ahn
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 527-534, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38595
https://doi.org/10.1115/GT2003-38595
View Paper titled, Incorporating Data Uncertainty in Rotordynamic Model Reconciliation
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Topics: Uncertainty, Errors, Dynamic systems, Dynamics (Mechanics), Engineering models, Robust control
Proceedings Papers

Vibration Analysis of Rotor With Transverse Surface Cracks

Dan Guo, Fu-Lei Chu, Yong-Yong He
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 459-472, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38041
https://doi.org/10.1115/GT2003-38041
View Paper titled, Vibration Analysis of Rotor With Transverse Surface Cracks
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Topics: Rotors, Surface cracks, Vibration analysis, Fracture (Materials), Vibration, Torsion, Crack detection, Degrees of freedom, Finite element methods, Finite element model
Proceedings Papers

Experimental Construction of Reduced Mathematical Models of Rotating Equipments in Operation

D. E. Goncalves, J. D. Sanjuan, S. E. Di´az, M. Pacheco
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 593-600, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38753
https://doi.org/10.1115/GT2003-38753
View Paper titled, Experimental Construction of Reduced Mathematical Models of Rotating Equipments in Operation
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Topics: Bearings, Bushings, Concretes, Construction, Damping, Dynamic systems, Electric motors, Engines, Excitation, Filters
Proceedings Papers

Application of CFD Analysis for Rotating Machinery: Part 1 — Hydrodynamic, Hydrostatic Bearings and Squeeze Film Damper

Zenglin Guo, Toshio Hirano, R. Gordon Kirk
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 651-659, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38931
https://doi.org/10.1115/GT2003-38931
View Paper titled, Application of CFD Analysis for Rotating Machinery: Part 1 — Hydrodynamic, Hydrostatic Bearings and Squeeze Film Damper
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Topics: Bearings, Computational fluid dynamics, Dampers, Hydrostatics, Machinery
Proceedings Papers

Maximum Unbalance Responses of a Gear-Coupled Two-Shaft Rotor-Bearing System

An Sung Lee, Jin Woong Ha
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 473-480, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38146
https://doi.org/10.1115/GT2003-38146
View Paper titled, Maximum Unbalance Responses of a Gear-Coupled Two-Shaft Rotor-Bearing System
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Topics: Bearings, Gears, Rotors, Aerospace industry, Dynamics (Mechanics), Finite element analysis, Gas turbines, Turbochargers
Proceedings Papers

Dynamics of a Three Level Rotor System Using Solid Elements

J. S. Rao, R. Sreenivas
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 601-606, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38783
https://doi.org/10.1115/GT2003-38783
View Paper titled, Dynamics of a Three Level Rotor System Using Solid Elements
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Topics: Dynamics (Mechanics), Rotors, Particle spin, Rotation, Spin (Aerodynamics), Bearings, Damping, Excitation, Modeling, Springs
Proceedings Papers

Feasibility Analysis for the Rotordynamic Performance of API617

Hyeong-Joon Ahn, Eric H. Maslen, Tetsuya Iwasaki
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 535-542, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38596
https://doi.org/10.1115/GT2003-38596
View Paper titled, Feasibility Analysis for the Rotordynamic Performance of API617
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Topics: American Petroleum Institute, Bearings, Damping, Design, Dynamics (Mechanics), Fluid films, Machinery, Magnetic bearings, Rolling bearings, Rotors
Proceedings Papers

Application of CFD Analysis for Rotating Machinery: Part 2 — Labyrinth Seal Analysis

Toshio Hirano, Zenglin Guo, R. Gordon Kirk
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 661-667, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38984
https://doi.org/10.1115/GT2003-38984
View Paper titled, Application of CFD Analysis for Rotating Machinery: Part 2 — Labyrinth Seal Analysis
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Topics: Computational fluid dynamics, Machinery, Rotordynamics, Rotors, Flow (Dynamics), Leakage flows, Turbochargers, Bearings, Compressors, Computer software
Proceedings Papers

Feasibility of Applying Active Lubrication to Reduce Vibration in Industrial Compressors

Ilmar F. Santos, Rodrigo Nicoletti, Alexandre Scalabrin
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 481-489, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38225
https://doi.org/10.1115/GT2003-38225
View Paper titled, Feasibility of Applying Active Lubrication to Reduce Vibration in Industrial Compressors
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Topics: Compressors, Lubrication, Vibration, Bearings, Dampers, Damping, Design, Stability, Stiffness, Dynamics (Mechanics)
Proceedings Papers

Experimental Response of Simple Gas Hybrid Bearings for Oil-Free Turbomachinery

Deborah A. Wilde, Luis San Andre´s
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 607-617, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38833
https://doi.org/10.1115/GT2003-38833
View Paper titled, Experimental Response of Simple Gas Hybrid Bearings for Oil-Free Turbomachinery
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Topics: Bearings, Gas bearings, Turbomachinery
Proceedings Papers

Frequency Domains Identification of a MIMO AMB Rigid Rotor System Based on Measured Open-Loop Frequency Responses

Hyeong-Joon Ahn, Dong-Chul Han, Eric H. Maslen
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 543-550, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38597
https://doi.org/10.1115/GT2003-38597
View Paper titled, Frequency Domains Identification of a MIMO AMB Rigid Rotor System Based on Measured Open-Loop Frequency Responses
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Topics: Frequency response, Rotors, Dynamics (Mechanics), Control equipment, Sensors, Delays, Magnetic bearings, Poles (Building)
Proceedings Papers

Automated Diagnostics of Rotating Machinery

A. El-Shafei, N. Rieger
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 491-498, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38453
https://doi.org/10.1115/GT2003-38453
View Paper titled, Automated Diagnostics of Rotating Machinery
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Topics: Machinery, Artificial neural networks, Expert systems, Fault diagnosis, Fuzzy logic, Statistical analysis