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Proc. ASME. GT2000, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V004T03A081, May 8–11, 2000

Paper No: 2000-GT-0643

DOI: https://doi.org/10.1115/2000-GT-0643

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Topics: Control systems, Design, Lubrication, Bearings, Rotors, Damping, Dynamics (Mechanics), Eigenvalues, Equations of motion, Frequency response

Proceedings Papers

Experimental Investigations of Active Air Bearings

Stefano Morosi, Ilmar F. Santos

Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 901-910, June 11–15, 2012

Paper No: GT2012-68766

DOI: https://doi.org/10.1115/GT2012-68766

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Topics: Air bearings, Bearings, Bending (Stress), Computer software, Control equipment, Control systems, Damping, Design, Engineering prototypes, Foil bearings

Proceedings Papers

Theoretical and Experimental Investigation of Force Estimation Errors Using Active Magnetic Bearings With Embedded Hall Sensors

Andreas Jauernik Voigt, Ilmar F. Santos

Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 779-793, June 11–15, 2012

Paper No: GT2012-68282

DOI: https://doi.org/10.1115/GT2012-68282

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Topics: Errors, Magnetic bearings, Sensors, Poles (Building), Rotors, Calibration, Currents, Dynamic testing (Engineering), Dynamic testing (Materials), Finite element analysis

Proceedings Papers

On the Nonlinear Dynamics of Two Types of Backup Bearings: Theoretical and Experimental Aspects

Said Lahriri, Ilmar F. Santos, Hans I. Weber, Henning Hartmann

Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 805-821, June 11–15, 2012

Paper No: GT2012-68319

DOI: https://doi.org/10.1115/GT2012-68319

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Topics: Bearings, Nonlinear dynamics, Rotors, Particle spin, Rotation, Spin (Aerodynamics), Friction, Stators, Vibration, Disks

Journal Articles

On The Nonlinear Dynamics of Two Types of Backup Bearings — Theoretical and Experimental Aspects

Said Lahriri, Ilmar F. Santos, Hans I. Weber, Henning Hartmann

J. Eng. Gas Turbines Power. November 2012, 134(11): 112503.

DOI: https://doi.org/10.1115/1.4007166

Published Online: September 28, 2012

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Topics: Bearings, Disks, Friction, Rotors, Clearances (Engineering), Stators, Bearing design, Vibration, Equations of motion

Proceedings Papers

Controllable Radial Oil Injection Applied to Main Engine Bearings: Hybrid Bearing Configurations and Control Pressure Rules

Edgar A. Estupinan, Ilmar F. Santos

Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 145-147, October 17–20, 2010

Paper No: IJTC2010-41170

DOI: https://doi.org/10.1115/IJTC2010-41170

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Topics: Bearings, Engines, Pressure, Lubrication, Friction, Combustion, Fluid film lubrication, Fluid films, Hydrostatics, Internal combustion engines

Journal Articles

Elastohydrodynamics Applied to Active Tilting-Pad Journal Bearings

Asger M. Haugaard, Ilmar F. Santos

J. Tribol. April 2010, 132(2): 021702.

DOI: https://doi.org/10.1115/1.4000721

Published Online: March 25, 2010

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Topics: Bearings, Pressure, Rotors, Stress, Journal bearings, Stiffness, Flow (Dynamics), Degrees of freedom, Damping, Lubrication

Proceedings Papers

Modeling of Flexible Tilting Pad Journal Bearings With Radial Oil Injection

Asger M. Haugaard, Ilmar F. Santos

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 335-337, October 20–22, 2008

Paper No: IJTC2008-71097

DOI: https://doi.org/10.1115/IJTC2008-71097

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Topics: Journal bearings, Modeling, Flow (Dynamics), Rotors, Finite element analysis, Pressure, Servomechanisms, Valves, Degrees of freedom, Differential equations

Proceedings Papers

Linking Rigid and Flexible Multibody Systems via Thin Fluid Films Actively Controlled

Edgar A. Estupinan, Ilmar F. Santos

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 367-369, October 20–22, 2008

Paper No: IJTC2008-71177

DOI: https://doi.org/10.1115/IJTC2008-71177

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Topics: Fluid films, Multibody systems, Pressure, Lubrication, Journal bearings, Bearings, Dynamics (Mechanics), Machinery, Vibration, Actuators

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

Paper No: GT2003-38225

DOI: https://doi.org/10.1115/GT2003-38225

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Topics: Compressors, Lubrication, Vibration, Bearings, Dampers, Damping, Design, Stability, Stiffness, Dynamics (Mechanics)

Proceedings Papers

A Study of Active Rotor-Blade Vibration Control Using Electro-Magnetic Actuation: Part 1 — Theory

Rene´ H. Christensen, Ilmar F. Santos

Proc. ASME. GT2004, Volume 6: Turbo Expo 2004, 651-660, June 14–17, 2004

Paper No: GT2004-53509

DOI: https://doi.org/10.1115/GT2004-53509

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Topics: Blades, Rotors, Vibration control, Control equipment, Actuators, Vibration, Computer simulation, Design, Modal analysis, Sensor placement

Proceedings Papers

A Study of Active Rotor-Blade Vibration Control Using Electro-Magnetic Actuation: Part 2 — Experiments

Rene´ H. Christensen, Ilmar F. Santos

Proc. ASME. GT2004, Volume 6: Turbo Expo 2004, 661-669, June 14–17, 2004

Paper No: GT2004-53512

DOI: https://doi.org/10.1115/GT2004-53512

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Topics: Blades, Rotors, Vibration control, Control equipment, Actuators, Design, Vibration, Electromagnetic actuators, Machine components, Rotating blades

Journal citation

NARROW

Dynamics of Nonlinear Mechanical Systems and Virtual Reality: An Educational Tool for Engineering

Design of Active Magnetic Bearing Controllers for Rotors Subjected to Gas Seal Forces

On-Site Identification of Dynamic Annular Seal Forces in Turbo Machinery Using Active Magnetic Bearings: An Experimental Investigation

Design and Calibration of a Full Scale Active Magnetic Bearing Based Test Facility for Investigating Rotordynamic Properties of Turbomachinery Seals in Multiphase Flow

On the Controllability and Observability of Actively Lubricated Journal Bearings With Pads Featuring Different Nozzle-Pivot Configurations

Design and Calibration of a Full Scale Active Magnetic Bearing Based Test Facility for Investigating Rotordynamic Properties of Turbomachinery Seals in Multiphase Flow

CFD Applied for the Identification of Stiffness and Damping Properties for Smooth Annular Turbomachinery Seals in Multiphase Flow

Dynamic Interaction Between Rotor and Axially-Magnetized Passive Magnetic Bearing Considering Magnetic Eccentricity

Control System Design for Active Lubrication With Theoretical and Experimental Examples

Experimental Investigations of Active Air Bearings

Theoretical and Experimental Investigation of Force Estimation Errors Using Active Magnetic Bearings With Embedded Hall Sensors

On the Nonlinear Dynamics of Two Types of Backup Bearings: Theoretical and Experimental Aspects

On The Nonlinear Dynamics of Two Types of Backup Bearings — Theoretical and Experimental Aspects

Controllable Radial Oil Injection Applied to Main Engine Bearings: Hybrid Bearing Configurations and Control Pressure Rules

Elastohydrodynamics Applied to Active Tilting-Pad Journal Bearings

Modeling of Flexible Tilting Pad Journal Bearings With Radial Oil Injection

Linking Rigid and Flexible Multibody Systems via Thin Fluid Films Actively Controlled

Feasibility of Applying Active Lubrication to Reduce Vibration in Industrial Compressors

A Study of Active Rotor-Blade Vibration Control Using Electro-Magnetic Actuation: Part 1 — Theory

A Study of Active Rotor-Blade Vibration Control Using Electro-Magnetic Actuation: Part 2 — Experiments

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