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Thomas A. Soulas
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Proceedings Papers

Rotordynamic Testing and Evaluation of a Large Centrifugal Compressor Using a Magnetic Bearing Exciter

Thomas A. Soulas, Mark J. Kuzdzal
Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 1055-1062, June 8–12, 2009
Paper No: GT2009-60320
DOI: https://doi.org/10.1115/GT2009-60320
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Topics: Compressors, Excitation systems, Magnetic bearings, Testing
Proceedings Papers

New Steps to Improve Rotordynamic Stability Predictions of Centrifugal Compressors

Manoj K. Gupta, Thomas A. Soulas, Dara W. Childs
Proc. ASME. GT2007, Volume 5: Turbo Expo 2007, 843-848, May 14–17, 2007
Paper No: GT2007-27501
DOI: https://doi.org/10.1115/GT2007-27501
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Topics: Compressors, Excitation systems, Impellers, Magnetic bearings, Rotors, Stability
Proceedings Papers

Mechanism and Impact of Damper Seal Clearance Divergence on the Rotordynamics of Centrifugal Compressors

Thom M. Eldridge, Thomas A. Soulas
Proc. ASME. GT2005, Volume 4: Turbo Expo 2005, 907-915, June 6–9, 2005
Paper No: GT2005-69104
DOI: https://doi.org/10.1115/GT2005-69104
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Topics: Clearances (Engineering), Compressors, Dampers, Rotordynamics, Stability
Proceedings Papers

Numerical Modeling of Rotordynamic Coefficients for Deliberately Roughened Stator Gas Annular Seals

Gocha Chochua, Thomas A. Soulas
Proc. ASME. IJTC2006, Part A: Tribomaterials; Lubricants and Additives; Elastohydrodynamic Lubrication; Hydrodynamic Lubrication and Fluid Film Bearings; Rolling Element Bearings; Engine Tribology; Machine Components Tribology; Contact Mechanics, 335-341, October 23–25, 2006
Paper No: IJTC2006-12049
DOI: https://doi.org/10.1115/IJTC2006-12049
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Topics: Computer simulation, Stators, Computational fluid dynamics, Computation, Design, Optimization, Rotors, Transient analysis
Proceedings Papers

Damper Seal Comparison in a High-Pressure Re-Injection Centrifugal Compressor During Full-Load, Full-Pressure Factory Testing Using Direct Rotordynamic Stability Measurement

J. Jeffrey Moore, Thomas A. Soulas
Proc. ASME. IDETC-CIE2003, Volume 5: 19th Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1319-1326, September 2–6, 2003
Paper No: DETC2003/VIB-48458
DOI: https://doi.org/10.1115/DETC2003/VIB-48458
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Topics: Compressors, Dampers, High pressure (Physics), Pressure, Stability, Stress, Testing
Journal Articles

New Steps to Improve Rotordynamic Stability Predictions of Centrifugal Compressors

Manoj K. Gupta, Thomas A. Soulas, Dara W. Childs
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2008, 130(2): 022505.
DOI: https://doi.org/10.1115/1.2799531
Published Online: March 3, 2008
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Topics: Compressors, Excitation systems, Flow (Dynamics), Impellers, Magnetic bearings, Pressure, Rotors, Stability, Machinery, Bearings
Journal Articles

Numerical Modeling of Rotordynamic Coefficients for Deliberately Roughened Stator Gas Annular Seals

Gocha Chochua, Thomas A. Soulas
Journal: Journal of Tribology
Article Type: Technical Briefs
J. Tribol. April 2007, 129(2): 424–429.
DOI: https://doi.org/10.1115/1.2647531
Published Online: October 20, 2006
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Topics: Compressors, Computational fluid dynamics, Rotors, Stators, Geometry, Damping, Stiffness, Computer simulation