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Journal Articles

Measurement of Temperature and Load Versus Bearing Displacement in a Thrust Foil Bearing: Differences Between Light Load and High Load Operation

Luis San Andrés, Azael Duran-Castillo, Juan Jauregui, Oscar de Santiago, Daniel Lubell
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031004.
Paper No: GTP-23-1382
https://doi.org/10.1115/1.4063545
Published Online: November 3, 2023
View Article titled, Measurement of Temperature and Load Versus Bearing Displacement in a Thrust Foil Bearing: Differences Between Light Load and High Load Operation
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Topics: Bearings, Foil bearings, Stress, Thrust
Proceedings Papers

Measurement of Temperature and Load vs. Bearing Displacement in a Thrust Foil Bearing: Differences Between Light Load and High Load Operation

Luis San Andrés, Azael Duran-Castillo, Oscar de Santiago, Juan Jauregui, Daniel Lubell
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103154
https://doi.org/10.1115/GT2023-103154
View Paper titled, Measurement of Temperature and Load vs. Bearing Displacement in a Thrust Foil Bearing: Differences Between Light Load and High Load Operation
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Topics: Bearings, Displacement, Foil bearings, Stress, Temperature measurement, Thrust
Proceedings Papers

Experimental Validation of Friction Models for Rotor-Rubbing

Juan Jauregui, Oscar De Santiago Duran
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91926
https://doi.org/10.1115/GT2019-91926
View Paper titled, Experimental Validation of Friction Models for Rotor-Rubbing
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Topics: Friction, Rotors, Accelerometers, Bearings, Force sensors, Physics, Vibration, Wavelet transforms
Proceedings Papers

Assessment of Porous Type Gas Bearings: Measurements of Bearing Performance and Rotor Vibrations

Luis San Andrés, Travis A. Cable, Yong Zheng, Oscar De Santiago, Drew Devitt
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT31A031, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57876
https://doi.org/10.1115/GT2016-57876
View Paper titled, Assessment of Porous Type Gas Bearings: Measurements of Bearing Performance and Rotor Vibrations
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Topics: Bearings, Gas bearings, Rotor vibration, Rotors, Flow (Dynamics), Clearances (Engineering), Drag (Fluid dynamics), Pressure, Pressurized gas, Stress
Proceedings Papers

Estimation of the Rotordynamic Coefficients of a Compressor Mounted on Gas Bearings Using the Phase Diagram and the Unbalance Response

Claudia Aide González, Juan Carlos Jáuregui, Oscar De Santiago, Víctor Solórzano
Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT31A010, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42735
https://doi.org/10.1115/GT2015-42735
View Paper titled, Estimation of the Rotordynamic Coefficients of a Compressor Mounted on Gas Bearings Using the Phase Diagram and the Unbalance Response
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Topics: Compressors, Gas bearings, Phase diagrams, Rotors, Damping, Dynamic systems, Excitation, Stiffness, Bearings, Construction
Proceedings Papers

Imbalance Response of a Rotor Supported on Open-Ends Integral Squeeze Film Dampers

Oscar de Santiago, Luis San Andrés, Juan Oliveras
Proc. ASME. GT1998, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A002, June 2–5, 1998
Publisher: American Society of Mechanical Engineers
Paper No: 98-GT-006
https://doi.org/10.1115/98-GT-006
View Paper titled, Imbalance Response of a Rotor Supported on Open-Ends Integral Squeeze Film Dampers
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Topics: Dampers, Rotors, Damping, Stiffness, Bearings, Electrical discharge machining, Excitation, Finite element model, Impact testing, Jet engines
Proceedings Papers

Identification of Nonlinear Instabilities in Rotors Supported on Gas Bearing

Claudia Aide González, Juan Carlos Jáuregui, Oscar de Santiago
Proc. ASME. GT2014, Volume 7A: Structures and Dynamics, V07AT31A035, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-27215
https://doi.org/10.1115/GT2014-27215
View Paper titled, Identification of Nonlinear Instabilities in Rotors Supported on Gas Bearing
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Topics: Gas bearings, Rotors, Phase diagrams, Wavelets, Bearings, Dimensions, Kinetic energy, Potential energy, Pressure, Shapes
Proceedings Papers

Dynamic Response of a Rotor-Integral Squeeze Film Damper to Couple Imbalances

Oscar De Santiago, Luis San Andrés
Proc. ASME. GT2000, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V004T03A031, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0388
https://doi.org/10.1115/2000-GT-0388
View Paper titled, Dynamic Response of a Rotor-Integral Squeeze Film Damper to Couple Imbalances
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Topics: Dampers, Dynamic response, Rotors, Bearings, Damping, Rotor vibration, Vibration, Weight (Mass), Construction, Energy dissipation
Proceedings Papers

Imbalance Response of a Rotor Supported on Flexure Pivot Tilting Pad Journal Bearings in Series With Integral Squeeze Film Dampers

Luis San Andrés, Oscar De Santiago
Proc. ASME. GT2001, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T03A023, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0257
https://doi.org/10.1115/2001-GT-0257
View Paper titled, Imbalance Response of a Rotor Supported on Flexure Pivot Tilting Pad Journal Bearings in Series With Integral Squeeze Film Dampers
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Topics: Bending (Stress), Dampers, Journal bearings, Rotors, Bearings, Damping, Vibration, Compressors, Displacement, Fluid films
Proceedings Papers

Experiments With Scaled Foil Bearings in a Test Compressor Rotor

Oscar De Santiago, Víctor Solórzano
Proc. ASME. GT2013, Volume 7A: Structures and Dynamics, V07AT29A002, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94087
https://doi.org/10.1115/GT2013-94087
View Paper titled, Experiments With Scaled Foil Bearings in a Test Compressor Rotor
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Topics: Compressors, Foil bearings, Rotors, Bearings, Compression, Damage, Metals, Stress, Turbomachinery, Vibration
Proceedings Papers

Full-Size Rotordynamic Test Rig for Magnetic and Auxiliary Bearing Testing and Initial Results

Oscar De Santiago, Víctor Solórzano, Sergio Díaz
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 637-646, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69338
https://doi.org/10.1115/GT2012-69338
View Paper titled, Full-Size Rotordynamic Test Rig for Magnetic and Auxiliary Bearing Testing and Initial Results
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Topics: Bearings, Testing, Rotors, Magnetic bearings, Design, Clearances (Engineering), Compressors, Damage, Electric motors, Failure
Proceedings Papers

Identification of Bearing Stiffness and Damping Coefficients Using Phase-Plane Diagrams

Juan C. Jáuregui, Luis San Andrés, Oscar De Santiago
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 731-737, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69980
https://doi.org/10.1115/GT2012-69980
View Paper titled, Identification of Bearing Stiffness and Damping Coefficients Using Phase-Plane Diagrams
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Topics: Bearings, Dampers, Damping, Flaw detection, Gas bearings, Nonlinear systems, Phase diagrams, Springs, Stiffness, Universe
Proceedings Papers

Parametric Study of Bump Foil Gas Bearings for Industrial Applications

Oscar De Santiago, Luis San Andres
Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 445-456, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46767
https://doi.org/10.1115/GT2011-46767
View Paper titled, Parametric Study of Bump Foil Gas Bearings for Industrial Applications
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Topics: Gas bearings, Bearings, Foil bearings, Compressors, Aircraft, Calibration, Design, Flow (Dynamics), Fluid dynamics, Fluids
Proceedings Papers

Rotordynamic Analysis of a Power Turbine Including Support Flexibility Effects

Oscar De Santiago, Edward Abraham
Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 1173-1181, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50900
https://doi.org/10.1115/GT2008-50900
View Paper titled, Rotordynamic Analysis of a Power Turbine Including Support Flexibility Effects
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Topics: Turbines, Finite element model, Rotors, Transfer functions, Bearings, Generators, Compressors, Design, Dynamic analysis, Dynamics (Mechanics)
Proceedings Papers

Identification of Bearing Force Coefficients in Flexible Rotors: Extensions to a Field Method

Luis San Andre´s, Oscar De Santiago
Proc. ASME. WTC2005, World Tribology Congress III, Volume 2, 47-48, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63276
https://doi.org/10.1115/WTC2005-63276
View Paper titled, Identification of Bearing Force Coefficients in Flexible Rotors: Extensions to a Field Method
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Topics: Bearings, Rotors, Damping, Fluid films, Instrumentation, Mode shapes, Noise (Sound), Stiffness, Vibration
Journal Articles

Forced Response of a Squeeze Film Damper and Identification of Force Coefficients From Large Orbital Motions

Luis San Andre´s, Professor,, Oscar De Santiago, Product Design Engineer,
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Papers
J. Tribol. April 2004, 126(2): 292–300.
https://doi.org/10.1115/1.1611503
Published Online: April 19, 2004
View Article titled, Forced Response of a Squeeze Film Damper and Identification of Force Coefficients From Large Orbital Motions
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Topics: Bearings, Dampers, Damping, Inertia (Mechanics), Lubricants, Viscosity, Air entrainment, Clearances (Engineering), Excitation, Temperature