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Proceedings Papers

A Theoretical and Experimental Investigation of a Gas Operated Bearing Damper for Turbomachinery: Part I — Theoretical Model and Predictions

Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 67-83, September 19–22, 1993

Paper No: DETC1993-0184

DOI: https://doi.org/10.1115/DETC1993-0184

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Topics: Bearings, Dampers, Turbomachinery, Damping, Actuators, Design, Flow (Dynamics), Fluids, High temperature, Performance characterization

Proceedings Papers

A New Damper Seal for Turbomachinery

John M. Vance, Richard R. Schultz

Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 139-148, September 19–22, 1993

Paper No: DETC1993-0188

DOI: https://doi.org/10.1115/DETC1993-0188

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Topics: Dampers, Turbomachinery, Design, Damping, Fluids, Vibration, Bearings, Engineering prototypes, Honeycomb structures, Machinery

Proceedings Papers

Effect of Straight Through Labyrinth Seals on Rotordynamics

John M. Vance, J. J. Zierer, Jr., E. M. Conway

Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 159-171, September 19–22, 1993

Paper No: DETC1993-0190

DOI: https://doi.org/10.1115/DETC1993-0190

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Topics: Blades, Clearances (Engineering), Computers, Damping, Dynamics (Mechanics), Engineering simulation, Flow (Dynamics), Pressure, Rotordynamics, Rotors

Proceedings Papers

A Theoretical and Experimental Investigation of a Gas Operated Bearing Damper for Turbomachinery: Part II — Experimental Results and Comparison With Theory

Padmanabhan Sundararajan, John M. Vance

Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 85-119, September 19–22, 1993

Paper No: DETC1993-0185

DOI: https://doi.org/10.1115/DETC1993-0185

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Topics: Bearings, Dampers, Turbomachinery, Damping, Design, Actuators, Hardware, High temperature, Vibration dampers

Proceedings Papers

A Gas Operated Bearing Damper for Turbomachinery

John M. Vance, Bradley P. Cardon, Luis A. San Andres, Albert F. Storace

Proc. ASME. GT1991, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V005T14A041, June 3–6, 1991

Paper No: 91-GT-249

DOI: https://doi.org/10.1115/91-GT-249

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Topics: Bearings, Dampers, Turbomachinery, Damping, Design, Displacement, Actuators, Aircraft engines, Ball bearings, Compressors

Proceedings Papers

Test Results of a New Damper Seal for Vibration Reduction in Turbomachinery

John M. Vance, Jiming Li

Proc. ASME. GT1995, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V005T14A001, June 5–8, 1995

Paper No: 95-GT-036

DOI: https://doi.org/10.1115/95-GT-036

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Topics: Dampers, Turbomachinery, Vibration, Damping, Leakage, Whirls, Clearances (Engineering), Design, Engineering prototypes, Fluids

Proceedings Papers

Experimental Determination of Rotor Foundation Parameters for Improved Critical Speed Predictions

Jiankang Xu, John M. Vance

Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T14A063, June 2–5, 1997

Paper No: 97-GT-449

DOI: https://doi.org/10.1115/97-GT-449

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Topics: Rotors, Bearings, Mechanical admittance, Computers, Concretes, Damping, Finite element model, Modeling, Steel, Transfer functions

Proceedings Papers

Actively Controlled Bearing Dampers for Aircraft Engine Applications

John M. Vance, Daniel Ying, Jorgen L. Nikolajsen

Proc. ASME. GT1999, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V004T03A004, June 7–10, 1999

Paper No: 99-GT-018

DOI: https://doi.org/10.1115/99-GT-018

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Topics: Aircraft engines, Bearings, Dampers, Damping, Coulombs, Vibration, Disks, Engines, Friction, Rotor vibration

Proceedings Papers

Analysis of Actively Controlled Coulomb Damping for Rotating Machinery

John M. Vance, Luis A. San Andrés

Paper No: 99-GT-175

DOI: https://doi.org/10.1115/99-GT-175

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Topics: Coulombs, Damping, Machinery, Dampers, Bearings, Friction, Rotors, Aircraft engines, Disks, Dry friction

Proceedings Papers

Hybrid Brush Pocket Damper Seals for Turbomachinery

Hector E. Laos, John M. Vance, Steven E. Buchanan

Paper No: 99-GT-016

DOI: https://doi.org/10.1115/99-GT-016

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Topics: Dampers, Turbomachinery, Damping, Leakage, Cavities, Computers, Design, Rotors, Vibration, Aircraft engines

Proceedings Papers

Experimental Measurements of Actively Controlled Bearing Damping With an Electrorheological Fluid

John M. Vance, Daniel Ying

Paper No: 99-GT-017

DOI: https://doi.org/10.1115/99-GT-017

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Topics: Bearings, Damping, Electrorheological fluids, Dampers, Rotors, Vibration, Aircraft engines, Coulombs, Stiffness, Viscosity

Proceedings Papers

Experimental Evaluation of a Metal Mesh Bearing Damper in Parallel With a Structural Support

Eyad M. Al-Khateeb, John M. Vance

Proc. ASME. GT2001, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T03A014, June 4–7, 2001

Paper No: 2001-GT-0247

DOI: https://doi.org/10.1115/2001-GT-0247

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Topics: Bearings, Dampers, Metals, Damping, Copper, Rotors, Density, Stainless steel, Stiffness, Vibration

Proceedings Papers

Experimental Evaluation of Hybrid Damper Seals With Brush Elements: Effect of the Bristles on Power Dissipation and Rotordynamics

Steven E. Buchanan, John M. Vance

Paper No: 2001-GT-0248

DOI: https://doi.org/10.1115/2001-GT-0248

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Topics: Dampers, Damping, Dimensions, Energy dissipation, Friction, High pressure (Physics), Leakage, Rotordynamics, Torque, Whirls

Proceedings Papers

Shrink Fit Effects on Rotordynamic Stability: Theoretical Study

Syed Muhammad Mohsin Jafri, John M. Vance

Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 1017-1024, June 9–13, 2008

Paper No: GT2008-50412

DOI: https://doi.org/10.1115/GT2008-50412

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Topics: Computer software, Damping, Disks, Eigenvalues, Engineering simulation, Finite element analysis, Friction, Internal friction, Machinery, Newton's laws of motion

Proceedings Papers

Diagnosing Coupled Lateral-Torsional Vibrations in Turbomachinery

Vinayaka N. Rajagopalan, John M. Vance

Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 923-930, June 9–13, 2008

Paper No: GT2008-50125

DOI: https://doi.org/10.1115/GT2008-50125

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Topics: Turbomachinery, Vibration, Signals, Damage, Engines, Gears, Machinery, Motors, Spin (Aerodynamics), Spinning (Textile)

Proceedings Papers

Shrink Fit Effects on Rotordynamic Stability: Experimental Study

Syed Muhammad Mohsin Jafri, John M. Vance

Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 995-1006, June 9–13, 2008

Paper No: GT2008-50410

DOI: https://doi.org/10.1115/GT2008-50410

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Topics: Aluminum, Bearings, Disks, Internal friction, Machinery, Press fits, Rotor vibration, Rotors, Stability, Vibration

Proceedings Papers

Diagnosing Subsynchronous Vibrations: Unstable or Benign

Vinayaka N. Rajagopalan, John M. Vance

Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1763-1773, September 4–7, 2007

Paper No: DETC2007-35694

DOI: https://doi.org/10.1115/DETC2007-35694

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Topics: Vibration, Rotors, Computer simulation, Bearings, Damage, Dry friction, Signals, Turbomachinery, Clearances (Engineering), Compressors

Proceedings Papers

Labyrinth Seal Leakage Tests: Tooth Profile, Tooth Thickness, and Eccentricity Effects

Ahmed M. Gamal, John M. Vance

Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 1127-1138, May 14–17, 2007

Paper No: GT2007-27223

DOI: https://doi.org/10.1115/GT2007-27223

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Topics: Leakage, Blades, Hardware, Cavities, Design, Flow (Dynamics), Fluids, Pressure measurement, Testing

Proceedings Papers

Design Equations for Wire Mesh Bearing Dampers in Turbomachinery

Vivek V. Choudhry, John M. Vance

Proc. ASME. GT2005, Volume 4: Turbo Expo 2005, 807-814, June 6–9, 2005

Paper No: GT2005-68641

DOI: https://doi.org/10.1115/GT2005-68641

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Topics: Bearings, Dampers, Design, Turbomachinery, Vibration, Wire mesh

Proceedings Papers

High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures

Ahmed M. Gamal, Bugra H. Ertas, John M. Vance

Proc. ASME. GT2006, Volume 5: Marine; Microturbines and Small Turbomachinery; Oil and Gas Applications; Structures and Dynamics, Parts A and B, 1303-1312, May 8–11, 2006

Paper No: GT2006-90858

DOI: https://doi.org/10.1115/GT2006-90858

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Topics: Cavities, Dampers, High pressure (Physics), Leakage, Turbomachinery

Journal citation

NARROW

A Theoretical and Experimental Investigation of a Gas Operated Bearing Damper for Turbomachinery: Part I — Theoretical Model and Predictions

A New Damper Seal for Turbomachinery

Effect of Straight Through Labyrinth Seals on Rotordynamics

A Theoretical and Experimental Investigation of a Gas Operated Bearing Damper for Turbomachinery: Part II — Experimental Results and Comparison With Theory

A Gas Operated Bearing Damper for Turbomachinery

Test Results of a New Damper Seal for Vibration Reduction in Turbomachinery

Experimental Determination of Rotor Foundation Parameters for Improved Critical Speed Predictions

Actively Controlled Bearing Dampers for Aircraft Engine Applications

Analysis of Actively Controlled Coulomb Damping for Rotating Machinery

Hybrid Brush Pocket Damper Seals for Turbomachinery

Experimental Measurements of Actively Controlled Bearing Damping With an Electrorheological Fluid

Experimental Evaluation of a Metal Mesh Bearing Damper in Parallel With a Structural Support

Experimental Evaluation of Hybrid Damper Seals With Brush Elements: Effect of the Bristles on Power Dissipation and Rotordynamics

Shrink Fit Effects on Rotordynamic Stability: Theoretical Study

Diagnosing Coupled Lateral-Torsional Vibrations in Turbomachinery

Shrink Fit Effects on Rotordynamic Stability: Experimental Study

Diagnosing Subsynchronous Vibrations: Unstable or Benign

Labyrinth Seal Leakage Tests: Tooth Profile, Tooth Thickness, and Eccentricity Effects

Design Equations for Wire Mesh Bearing Dampers in Turbomachinery

High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures

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