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Keywords: machine bearings
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Journal Articles
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 052505.
Published Online: February 29, 2012
... , “ A Parameter Identification Method for the Rotordynamic Coefficients of a High Reynolds Number Hydrostatic Bearing ,” ASME J. Vib. Acoust. , 115 , pp. 264 – 270 . 10.1115/1.2930343 12 05 2011 12 05 2011 29 02 2012 29 02 2012 damping dynamic testing elasticity machine...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 052503.
Published Online: February 23, 2012
... at the University of Virginia is greatly appreciated. 12 09 2010 22 09 2011 23 02 2012 23 02 2012 compressors gas turbines machine bearings rotors vibration measurement Rotordynamic instability is a self-excited vibration phenomenon which can result due to aerodynamic...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 032506.
Published Online: January 4, 2012
... transfer machine bearings polynomials turbines turbocharger oil-free turbocharger gas foil bearing (GFB) rotordynamic force coefficients turbocharger efficiency A turbocharger (TC) is a turbine-powered compressor that recovers wasted energy from the exhaust gas to supply a greater...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 032502.
Published Online: December 28, 2011
.... 20 DellaCorte , C. , 1998 , “ A New Foil Air Bearing Test Rig for use to 700C and 70,000 RPM ,” STLE Tribol. Trans. , 41 ( 3 ), pp. 335 – 340 . 10.1080/10402009808983756 abrasion aerodynamics aerospace components aerospace propulsion friction machine bearings rotors...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 022504.
Published Online: December 20, 2011
... convection lubrication machine bearings rotors Tilting pad journal bearings are commonly used in rotating machinery due to their inherent stability properties [( 1 2 )] Hence, an important amount of effort has been put during the last four decades in order to improve the quality and accuracy...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2012, 134(1): 012502.
Published Online: October 27, 2011
... damping elastic constants machine bearings net structures (mechanical) rotors stainless steel Gas foil bearings (GFBs) have been considered as alternatives to traditional bearings due to increasing needs for high speed and temperature operation with high efficiency. Typically, multiple leaves...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2011, 133(11): 112501.
Published Online: May 13, 2011
.../j.triboint.2007.12.009 24 04 2010 06 05 2010 13 05 2011 13 05 2011 damping elastic constants impact (mechanical) machine bearings rotors stress analysis turbomachinery The metal mesh foil bearing (MMFB) is a novel gas bearing technology that aims to provide...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 2011, 133(10): 102504.
Published Online: May 6, 2011
... this measurement by developing a patented, high-frequency, high-amplitude shaker system, resulting in excitation over most of the subsynchronous range. 10 05 2010 09 08 2010 06 05 2011 06 05 2011 damping design engineering machine bearings mechanical testing rotors turbomachinery...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 092501.
Published Online: April 14, 2011
.... , and Friswell , M. L. , 2002 , “ Identification of Speed-Dependent Bearing Parameters ,” J. Sound Vib. 0022-460X , 254 ( 5 ), pp. 967 – 986 . 10.1006/jsvi.2001.4140 Adams , M. , 2001 , Rotating Machinery Vibrations , Dekker , New York . machine bearings shafts torque...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2011, 133(8): 082504.
Published Online: April 8, 2011
... width of front chamber w R width of rear chamber Greek Symbols ρ density 06 07 2010 19 07 2010 08 04 2011 08 04 2011 computational fluid dynamics laser Doppler anemometry lubrication machine bearings shafts bearing chamber aero...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 062501.
Published Online: February 17, 2011
... II) compares the measured bearing temperatures and the rotor response amplitudes to predictions. cooling gas turbines machine bearings rotors shafts temperature measurement Gas foil bearings (GFBs) enable microturbomachinery (MTM) operating at extreme conditions in rotational speed...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 062502.
Published Online: February 17, 2011
... denoted. gas turbines heat transfer machine bearings rotors shafts thermal expansion thermal management (packaging) thermoelasticity Kim and co-worker ( 2 3 ) presented full details on the thermal elastohydrodynamic model for prediction of GFBs forced performance, static and dynamic...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2011, 133(4): 042501.
Published Online: November 18, 2010
... have been reported for decades. air foil thrust bearing hydrostatic hybrid oil-free turbomachinery aerospace components aerospace engines damping design engineering elasticity finite difference methods friction hydrostatics machine bearings orifices (mechanical...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2011, 133(3): 032503.
Published Online: November 12, 2010
... fluid dynamics heat transfer machine bearings pipe flow temperature distribution two-phase flow vents (mechanical components) Advanced aircraft engine development dictates high standards of reliability for the lubrication systems not only in terms of the proper lubrication of the bearings...
Journal Articles