Papers

2020-Present

• “Failure Analysis of 2 Liter 4 Cylinder Engine Turbochargers,”
  Edgar J. Gunter, 2020.
  Topics: Bearings, Critical Speeds, Turbochargers, Whirl Motion

2010-2019

• “Predicting, Understanding and Avoiding the Ekofisk Rotor Instability Forty Years Later,”
  C. Hunter Cloud, John A. Kocur, Jr. & Brian C. Pettinato, 2018.
  Topics: Bearings, Compressors, Rotordynamics
• “Analysis and Bearing-Damper Redesign for a $100 Million High Pressure Compressor Failure,”
  Edgar J. Gunter & Brian K. Weaver, 2017.
  Topics: Bearings, Compressors, Rotordynamics, Squeeze Film Dampers, Stability
• “Review of Atkins and Perez Rotor Stability Tests with Various Five Pad Tilting Pad Bearings,”
  Edgar J. Gunter, 2017.
  Topics: Bearings, Stability
• “Effects of Radial Aerodynamic Forces on Rotor-bearing Dynamics of High-speed Turbochargers,”
  A. Alsaeed, R. Gordon Kirk & Salem Bashmal, 2014.
  Topics: Bearings, Compressors, Stability, Turbochargers
• “The Influence of Bearing Asymmetry on Rotor Stability,”
  Edgar J. Gunter, 2012.
  Topics: Bearings, Stability
• “Dynamic Stability and Whirl Motion of Large Diesel Engine Turbochargers in Floating Bush and Multi-Lobed Bearings,”
  E. J. Gunter & W. J. Chen, 2010.
  Topics: Bearings, Stability, Turbochargers, Whirl Motion

2000-2009

• “Surveying Tilting Pad Journal Bearing and Gas Labyrinth Seal Coefficients and Their Effect on Rotor Stability,”
  John A. Kocur, Jr., John C. Nicholass & Chester C. Lee, 2007.
  Topics: Bearings, Stability
• “Bump Foil Damping Using a Simplified Model,”
  Erik E. Swanson, 2006.
  Topics: Bearings
• “Analysis of a Pocket Thrust Bearing Using DyRoBeS BePerf Version 12,”
  W. J. Chen, 2005.
  Topics: Bearings
• “Lund’s Tilting Pad Journal Bearing Pad Assembly Method,”
  John C. Nicholas, 2003.
  Topics: Bearings
• “Tilting Pad Journal Bearings with Spray-Bar Blockers and By-Pass Cooling for High Speed, High Load Applications,”
  John C. Nicholas, 2003.
  Topics: Bearings

1990-1999

• “Hydrodynamic Journal Bearings – Types, Characteristics and Applications,”
  J. C. Nicholas, 1996.
  Topics: Bearings
• “Analysis of Carolina Power & Light Roxboro Plant Unit 4ID Motor Fan Bearing,”
  E. J. Gunter, 1995.
  Topics: Bearings
• “Bearing Dynamic Coefficients of Flexible-Pad Journal Bearings,”
  W. J. Chen, 1995.
  Topics: Bearings
• “Design, Analysis, and Testing of High Performance Bearings in a High Speed Integrally Geared Compressor,”
  W. J. Chen & D. Jain, 1994.
  Topics: Bearings, Compressors
• “Stabilizing Turbomachinery with Pressure Dam Bearings,”
  J. C. Nicholas, 1994.
  Topics: Bearings
• “Static and Dynamic Analysis of a 1150 MW Turbine-Generator System Part 1,”
  E. J. Gunter, Z. Fang & J. R. Henderson, 1994.
  Topics: Bearings, Turbines and Generators
• “Tilting Pad Bearing Design,”
  John C. Nicholas, 1994.
  Topics: Bearings
• “Hydrodynamic Journal Bearing Characteristics for SONGS 1150 MW Turbine-Generator,”
  E. J. Gunter & Z. Fang, 1993.
  Topics: Bearings, Turbines and Generators
• “Shifting Critical Speeds Out of the Operating Range by Changing from Tilting Pad to Sleeve Bearings,”
  J. C. Nicholas & R. W. Moll, 1993.
  Topics: Bearings, Critical Speeds
• “Dynamic Characteristics of an Overhung P/A Fan in Rolling Element and Fluid Film Bearings,”
  E. J. Gunter, A. Hobbs & C. Phelps, 1992.
  Topics: Bearings, Overhung Rotors

1980-1989

• “Dynamic Characteristics of an Overhung P/A Fan in Rolling Element and Fluid Film Bearings,”
  E. J. Gunter & Alex Hobbs, 1988.
  Topics: Bearings, Overhung Rotors
• “The Effect of Bearing Support Flexibility on Critical Speed Prediction,”
  J. C. Nicholas & L. E. Barrett, 1985.
  Topics: Bearings, Critical Speeds
• “A Calculation Method And Data For The Dynamic Coefficients of Oil-Lubricated Journal Bearings,”
  J. W. Lund & K. K. Thomsen, 1982.
  Topics: Bearings
• “An Experimental Investigation on the Response of a Flexible Rotor in Pressure Dam Bearings,”
  R. D. Flack, M. E. Leader & E. J. Gunter, 1980.
  Topics: Bearings, Rotordynamics
• “Experimental-Theoretical Comparison of Instability Onset Speeds for a Three Mass Rotor Supported by Step Journal Bearings,”
  J. C. Nicholas, L. E. Barrett & M. E. Leader, 1980.
  Topics: Bearings, Stability
• “The Influence of Tilting Pad Bearing Characteristics on the Stability of High Speed Rotor-Bearing Systems,”
  J. C. Nicholas, E. J. Gunter & L. E. Barrett, 1980.
  Topics: Bearings, Stability

1970-1979

• “A Finite Length Bearing Correction Factor for Short Bearing Theory,”
  L. E. Barrett, P. E. Allaire & E. J. Gunter, 1979.
  Topics: Bearings, Squeeze Film Dampers
• “Selection and Design of Tilting Pad and Fixed Lobe Journal Bearings for Optimum Turborotor Dynamics,”
  J. C. Nicholas & R. G. Kirk, 1979.
  Topics: Bearings, Turbochargers
• “Optimum Bearing and Support Damping for Unbalance Response and Stability of Rotating Machinery,”
  L. E. Barrett, E. J. Gunter & P. E. Allaire, 1978.
  Topics: Bearings, Rotordynamics, Stability
• “Effects of Shaft Warp and Disk Skew on the Synchronous Unbalance Response of a Multimass Rotor in Fluid Film Bearings,”
  D. J. Salamone & E. J. Gunter, 1977.
  Topics: Bearings, Rotordynamics
• “Stiffness and Damping Coefficients for the Five Pad Tilting Pad Bearing,”
  J. C. Nicholas, E. J. Gunter & P. E. Allaire, 1977.
  Topics: Bearings
• “Systems of Finite Elements for Finite Bearings,”
  P. E. Allaire, J. C. Nicholas & E. J. Gunter, 1977.
  Topics: Bearings
• “Effect of Unbalance on a Journal Bearing Undergoing Oil Whirl,”
  L. E. Barrett, A. Akers & E. J. Gunter, 1976.
  Topics: Bearings, Stability, Whirl Motion
• “Short Bearing Analysis Applied to Rotor Dynamics, Part 2: Results of Journal Bearing Response,”
  R. G. Kirk & E. J. Gunter, 1976.
  Topics: Bearings
• “Short Bearing Analysis Applied to Rotor Dynamics, Part 1: Theory,”
  R. G. Kirk & E. J. Gunter, 1975.
  Topics: Bearings
• “Stability and Transient Motion of a Plain Journal Mounted in Flexible Damped Supports,”
  R. G. Kirk & E. J. Gunter, 1975.
  Topics: Bearings, Stability, Time Transient
• “Steady-State and Transient Analysis of a Squeeze film Damper Bearing for Rotor Stability,”
  L. W. Barrett & E. J. Gunter, 1975.
  Topics: Bearings, Squeeze Film Dampers
• “The Effect of Support Flexibility on the Stability of Rotors Mounted in Plain Cylindrical Journal Bearings,”
  R. G. Kirk, P. DeChoudhurty & E. J. Gunter, 1975.
  Topics: Bearings, Stability
• “The Influence of Fluid Inertia on the Dynamic Properties of Journal Bearings,”
  E. Reinhart & J. W. Lund, 1974.
  Topics: Bearings
• “Stability and Damped Critical Speeds of a Flexible Rotor in Fluid Film Bearings,”
  J. W. Lund, 1973.
  Topics: Bearings, Critical Speeds, Stability
• “Stability and Transient Motion of a Vertical 3-Lobed Bearing System,”
  G. L. Falkenhagen, E. J. Gunter & F. T. Schuller, 1972.
  Topics: Bearings, Stability
• “The Effect of Support Flexibility and Damping on the Synchronous Response of a Single-Mass Flexible Rotor,”
  E. J. Gunter & R. G. Kirk, 1972.
  Topics: Bearings

1960-1969

• “Transient Dynamics of a Tilting Pad Gas Bearing System,”
  V. Castelli & J. McCabe, 1967.
  Topics: Bearings, Time Transient
• “Rotor Stability-Appendix D Hyrdrodynamic Bearing Equations,”
  E. J. Gunter, 1966.
  Topics: Bearings
• “Steady State Characteristics of Gas-Lubricated, Self-Acting, Partial-Arc Journal Bearings of Finite Width,”
  R. Castelli, C. H. Stevenson & E. J. Gunter, 1964.
  Topics: Bearings
• “The Effects of Speed, Load, and Film Thickness on the Performance of Gas-Lubricated, Tilting-Pad Journal Bearings,”
  E. J. Gunter, J. G. Hinkle & D. D. Fuller, 1964.
  Topics: Bearings
• “The Influence of Lubricant Compressibility on the Performance of the 120 Degree Partial Journal Bearing,”
  E. J. Gunter, 1963.
  Topics: Bearings
• “Theoretical and Experimental Investigation of Gas Lubricated, Pivoted-Pad Journal Bearings,”
  E. J. Gunter, R. Castelli & D. D. Fuller, 1963.
  Topics: Bearings