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Proceedings Papers

Rotordynamic Force Coefficients for Three Types of Annular Gas Seals With Inlet Preswirl and High Differential Pressure Ratio

Bugra H. Ertas, Adolfo Delgado, Giuseppe Vannini

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 511-522, June 6–10, 2011

Paper No: GT2011-45556

DOI: https://doi.org/10.1115/GT2011-45556

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Topics: Pressure, Damping, Excitation, Rotors, Testing, Cavities, Clearances (Engineering), Compressors, Dampers, Deflection

Proceedings Papers

Synchronous Response to Rotor Imbalance Using a Damped Gas Bearing

Bugra H. Ertas, Massimo Camatti, Gabriele Mariotti

Proc. ASME. GT2009, Volume 6: Structures and Dynamics, Parts A and B, 725-734, June 8–12, 2009

Paper No: GT2009-59273

DOI: https://doi.org/10.1115/GT2009-59273

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Topics: Gas bearings, Rotors, Bearings, Damping, Ball bearings, Computers, Rotor vibration, Stability, Stiffness, Turbomachinery

Journal Articles

Synchronous Response to Rotor Imbalance Using a Damped Gas Bearing

Bugra H. Ertas, Massimo Camatti, Gabriele Mariotti

J. Eng. Gas Turbines Power. March 2010, 132(3): 032501.

DOI: https://doi.org/10.1115/1.3157097

Published Online: December 1, 2009

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Topics: Bearings, Damping, Gas bearings, Rotors, Vibration, Stiffness, Ball bearings, Dampers

Proceedings Papers

Compliant Hybrid Journal Bearings Using Integral Wire Mesh Dampers

Bugra H. Ertas

Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 1215-1226, June 9–13, 2008

Paper No: GT2008-50984

DOI: https://doi.org/10.1115/GT2008-50984

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Topics: Dampers, Journal bearings, Wire mesh, Bearings, Flow (Dynamics), Fluids, Hydrostatics, Bearing design, Damping, Design

Journal Articles

Compliant Hybrid Journal Bearings Using Integral Wire Mesh Dampers

Bugra H. Ertas

J. Eng. Gas Turbines Power. March 2009, 131(2): 022503.

DOI: https://doi.org/10.1115/1.2967476

Published Online: December 22, 2008

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Topics: Bearings, Dampers, Rotors, Stress, Wire mesh, Journal bearings, Damping, Hydrostatics, Pressure, Bearing design

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

Proceedings Papers

The Influence of Same-Sign Cross-Coupled Stiffness on Rotordynamics

Bugra H. Ertas, John M. Vance

Proc. ASME. IDETC-CIE2005, Volume 6: 5th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, Parts A, B, and C, 829-840, September 24–28, 2005

Paper No: DETC2005-84873

DOI: https://doi.org/10.1115/DETC2005-84873