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Proceedings Papers

Metal Mesh Foil Bearing: Effect of Motion Amplitude, Rotor Speed, Static Load, and Excitation Frequency on Force Coefficients

Luis San Andre´s, Thomas Abraham Chirathadam

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 465-476, June 6–10, 2011

Paper No: GT2011-45257

DOI: https://doi.org/10.1115/GT2011-45257

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Topics: Excitation, Foil bearings, Metals, Rotors, Stress, Bearings, Damping, Rotation, Energy dissipation, Spin (Aerodynamics)

Proceedings Papers

On the Nonlinear Dynamics of Rotor-Foil Bearing Systems: Effects of Shaft Acceleration, Mass Imbalance and Bearing Mechanical Energy Dissipation

Luis San Andre´s, Keun Ryu

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 343-353, June 6–10, 2011

Paper No: GT2011-45763

DOI: https://doi.org/10.1115/GT2011-45763

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Topics: Bearings, Energy dissipation, Nonlinear dynamics, Rotors, Whirls, Construction, Cycles, Damping, Delays, Design

Proceedings Papers

Rotordynamic Force Coefficients of Bubbly Mixture Annular Pressure Seals

Luis San Andre´s

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 477-486, June 6–10, 2011

Paper No: GT2011-45264

DOI: https://doi.org/10.1115/GT2011-45264

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Topics: Compression, Dampers, Damping, Design, Excitation, Flow (Dynamics), Fluids, Hardening, Leakage, Liquid mixtures

Proceedings Papers

A Novel Bulk-Flow Model for Improved Predictions of Force Coefficients in Grooved Oil Seals Operating Eccentrically

Luis San Andre´s, Adolfo Delgado

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 499-509, June 6–10, 2011

Paper No: GT2011-45274

DOI: https://doi.org/10.1115/GT2011-45274

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Topics: Flow (Dynamics), Pressure, Bearings, Clearances (Engineering), Compressors, Film flow, Finite element methods, Fluids, Hydrodynamic stability, Inertia (Mechanics)

Proceedings Papers

Thermal Management and Rotordynamic Performance of a Hot Rotor-Gas Foil Bearings System: Part 1—Measurements

Luis San Andre´s, Tae Ho Kim, Keun Ryu

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 253-262, June 14–18, 2010

Paper No: GT2010-22981

DOI: https://doi.org/10.1115/GT2010-22981

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Topics: Foil bearings, Rotors, Thermal management, Temperature, Bearings, Cooling, Flow (Dynamics), Friction, Geometry, Heat

Proceedings Papers

Dynamic Response of a Rotor-Hybrid Gas Bearing System Due to Base Induced Periodic Motions

Luis San Andre´s, Keun Ryu, Yaying Niu

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 81-90, June 14–18, 2010

Paper No: GT2010-22277

DOI: https://doi.org/10.1115/GT2010-22277

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Topics: Dynamic response, Gas bearings, Rotors, Bearings, Excitation, Bending (Stress), Combustion, Damage, Engines, Failure

Proceedings Papers

Thermal Management and Rotordynamic Performance of a Hot Rotor-Gas Foil Bearings System: Part 2—Predictions Versus Test Data

Luis San Andre´s, Tae Ho Kim, Keun Ryu

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 263-271, June 14–18, 2010

Paper No: GT2010-22983

DOI: https://doi.org/10.1115/GT2010-22983

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Topics: Foil bearings, Rotors, Thermal management, Temperature, Bearings, Cooling, Flow (Dynamics), Damping, Dynamic response, Film thickness

Proceedings Papers

A New Analysis Tool Assessment for Rotordynamic Modeling of Gas Foil Bearings

Samuel A. Howard, Luis San Andre´s

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 135-145, June 14–18, 2010

Paper No: GT2010-22508

DOI: https://doi.org/10.1115/GT2010-22508

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Topics: Foil bearings, Modeling, Rotors, Turbomachinery, Bearings, Deformation, Dynamics (Mechanics), Film thickness, Geometry, High temperature

Proceedings Papers

Identification of Rotordynamic Force Coefficients of a Metal Mesh Foil Bearing Using Impact Load Excitations

Luis San Andre´s, Thomas Abraham Chirathadam

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 123-133, June 14–18, 2010

Paper No: GT2010-22440

DOI: https://doi.org/10.1115/GT2010-22440

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Topics: Excitation, Foil bearings, Metals, Stress, Bearings, Stiffness, Damping, Rotation, Rotors, Compressors

Proceedings Papers

Experimental Structural Stiffness and Damping in a 2 nd Generation Foil Bearing for Increasing Shaft Temperatures

Luis San Andre´s, Keun Ryu

Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 209-211, October 19–21, 2009

Paper No: IJTC2009-15188

DOI: https://doi.org/10.1115/IJTC2009-15188

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Topics: Damping, Foil bearings, Stiffness, Temperature, Bearings, Excitation, Clearances (Engineering), Deflection, Energy dissipation, Gas turbines

Proceedings Papers

Gas Bearing Technology for Oil-Free Microturbomachinery: Research Experience for Undergraduate (REU) Program at Texas A&M University

Luis San Andre´s, Tae Ho Kim, Keun Ryu, Thomas A. Chirathadam, Kathleen Hagen, Alejandro Martinez, Brian Rice, Nick Niedbalski, Wayne Hung, Michael Johnson

Proc. ASME. GT2009, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation; Education; Electric Power; Awards and Honors, 845-857, June 8–12, 2009

Paper No: GT2009-59920

DOI: https://doi.org/10.1115/GT2009-59920

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Topics: Gas bearings, Undergraduate students, Students, Foil bearings, Manufacturing, Rotors, Bearings, Rotordynamics, Education, Graduate students

Proceedings Papers

Measurement of Structural Stiffness and Damping Coefficients in a Metal Mesh Foil Bearing

Luis San Andre´s, Thomas Abraham Chirathadam, Tae-Ho Kim

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 763-771, June 8–12, 2009

Paper No: GT2009-59315

DOI: https://doi.org/10.1115/GT2009-59315

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Topics: Damping, Foil bearings, Metals, Stiffness, Bearings, Deflection, Stress, Construction, Copper, Creep

Proceedings Papers

Identification of Squeeze Film Damper Force Coefficients From Multiple-Frequency, Non-Circular Journal Motions

Adolfo Delgado, Luis San Andre´s

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 669-678, June 8–12, 2009

Paper No: GT2009-59175

DOI: https://doi.org/10.1115/GT2009-59175

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Topics: Dampers, Rotors, Bearings, Whirls, Clearances (Engineering), Damping, Engines, Fluid dynamics, Inertia (Mechanics), Instrumentation

Proceedings Papers

Dynamic Forced Response of a Rotor-Hybrid Gas Bearing System Due to Intermittent Shocks

Luis San Andre´s, Keun Ryu

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 689-698, June 8–12, 2009

Paper No: GT2009-59199

DOI: https://doi.org/10.1115/GT2009-59199

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Topics: Gas bearings, Rotors, Shock (Mechanics), Bearings, Damping, Transients (Dynamics), Reliability, Stress, Aircraft, Bending (Stress)

Proceedings Papers

Rotordynamic Force Coefficients of a Hybrid Brush Seal: Measurements and Predictions

Luis San Andre´s, Adolfo Delgado, Jose´ Baker

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 613-620, June 8–12, 2009

Paper No: GT2009-59072

DOI: https://doi.org/10.1115/GT2009-59072

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Topics: Air-breathing engines, Damping, Dry friction, Excitation, Leakage, Manufacturing, Pressure, Reliability, Rotation, Rotors

Proceedings Papers

Turbocharger Nonlinear Response With Engine-Induced Excitations: Predictions and Test Data

Luis San Andre´s, Ash Maruyama, Kostandin Gjika, Sherry Xia

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 637-647, June 8–12, 2009

Paper No: GT2009-59108

DOI: https://doi.org/10.1115/GT2009-59108

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Topics: Engines, Excitation, Turbochargers, Bearings, Rotors, Stress, Bearing design, Displacement, Fuel efficiency, Lubricants

Proceedings Papers

Thermohydrodynamic Analysis of Bump Type Gas Foil Bearings: A Model Anchored to Test Data

Luis San Andre´s, Tae Ho Kim

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 951-961, June 8–12, 2009

Paper No: GT2009-59919

DOI: https://doi.org/10.1115/GT2009-59919

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Topics: Foil bearings, Stress, Temperature, Thermal energy transport, Thermohydrodynamics

Proceedings Papers

Measurements of Leakage and Power Loss in a Hybrid Brush Seal

Luis San Andre´s, Jose´ Baker, Adolfo Delgado

Proc. ASME. GT2008, Volume 4: Heat Transfer, Parts A and B, 1453-1460, June 9–13, 2008

Paper No: GT2008-50532

DOI: https://doi.org/10.1115/GT2008-50532

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Topics: Leakage, Rotors, Pressure, Drag (Fluid dynamics), Rotation, Clearances (Engineering), Gas turbines, Operating temperature, Sealing (Process), Stiffness

Proceedings Papers

Hybrid Gas Bearings With Controlled Supply Pressure to Eliminate Rotor Vibrations While Crossing System Critical Speeds

Luis San Andre´s, Keun Ryu

Proc. ASME. GT2008, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Manufacturing, Materials and Metallurgy; Microturbines and Small Turbomachinery, 641-649, June 9–13, 2008

Paper No: GT2008-50393

DOI: https://doi.org/10.1115/GT2008-50393

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Topics: Gas bearings, Pressure, Rotor vibration, Bearings, Rotors, Bending (Stress), Damping, Hydrostatics, Pressure control, Pressure controllers

Proceedings Papers

Characterization of Foil Bearing Structure for Increasing Shaft Temperatures: Part I—Static Load Performance

Tae Ho Kim, Anthony W. Breedlove, Luis San Andre´s

Paper No: GT2008-50567

DOI: https://doi.org/10.1115/GT2008-50567

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Topics: Foil bearings, High temperature, Stiffness, Stress, Temperature

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Journal citation

NARROW

Metal Mesh Foil Bearing: Effect of Motion Amplitude, Rotor Speed, Static Load, and Excitation Frequency on Force Coefficients

On the Nonlinear Dynamics of Rotor-Foil Bearing Systems: Effects of Shaft Acceleration, Mass Imbalance and Bearing Mechanical Energy Dissipation

Rotordynamic Force Coefficients of Bubbly Mixture Annular Pressure Seals

A Novel Bulk-Flow Model for Improved Predictions of Force Coefficients in Grooved Oil Seals Operating Eccentrically

Thermal Management and Rotordynamic Performance of a Hot Rotor-Gas Foil Bearings System: Part 1—Measurements

Dynamic Response of a Rotor-Hybrid Gas Bearing System Due to Base Induced Periodic Motions

Thermal Management and Rotordynamic Performance of a Hot Rotor-Gas Foil Bearings System: Part 2—Predictions Versus Test Data

A New Analysis Tool Assessment for Rotordynamic Modeling of Gas Foil Bearings

Identification of Rotordynamic Force Coefficients of a Metal Mesh Foil Bearing Using Impact Load Excitations

Experimental Structural Stiffness and Damping in a 2 nd Generation Foil Bearing for Increasing Shaft Temperatures

Gas Bearing Technology for Oil-Free Microturbomachinery: Research Experience for Undergraduate (REU) Program at Texas A&M University

Measurement of Structural Stiffness and Damping Coefficients in a Metal Mesh Foil Bearing

Identification of Squeeze Film Damper Force Coefficients From Multiple-Frequency, Non-Circular Journal Motions

Dynamic Forced Response of a Rotor-Hybrid Gas Bearing System Due to Intermittent Shocks

Rotordynamic Force Coefficients of a Hybrid Brush Seal: Measurements and Predictions

Turbocharger Nonlinear Response With Engine-Induced Excitations: Predictions and Test Data

Thermohydrodynamic Analysis of Bump Type Gas Foil Bearings: A Model Anchored to Test Data

Measurements of Leakage and Power Loss in a Hybrid Brush Seal

Hybrid Gas Bearings With Controlled Supply Pressure to Eliminate Rotor Vibrations While Crossing System Critical Speeds

Characterization of Foil Bearing Structure for Increasing Shaft Temperatures: Part I—Static Load Performance

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