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Keywords: machine bearings
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Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 052505.
Published Online: February 29, 2012
... damping dynamic testing elasticity machine bearings rotors Tilting-pad journal bearings (TPJBs) are commonly used in rotating machines because of their substantial stability benefits over conventional, fixed-geometry journal bearings. TPJBs have multiple pads that rotate to balance fluid film...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 052503.
Published Online: February 23, 2012
... Turbo Expo 2011 , Vol. 1 , ASME, New York. 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
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 032506.
Published Online: January 4, 2012
... flow rate from the compressor increased from 21 to 74 g/s. The average TC compressor exit power was estimated at ∼34% of the turbine inlet power over this range. 31 03 2011 18 07 2011 04 01 2012 04 01 2012 compressors diesel engines heat transfer machine bearings...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 032502.
Published Online: December 28, 2011
... 2011 28 12 2011 28 12 2011 abrasion aerodynamics aerospace components aerospace propulsion friction machine bearings rotors turbomachinery hybrid air foil bearing oil-free aero-propulsion Air/gas foil bearings (AFBs) have shown promise in high-speed micro...
Journal Articles
Publisher: ASME
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
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2012, 134(1): 012502.
Published Online: October 27, 2011
... of GFBs. damping elastic constants machine bearings net structures (mechanical) rotors stainless steel 12 04 2011 17 04 2011 27 10 2011 27 10 2011 2012 American Society of Mechanical Engineers ...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2011, 133(11): 112501.
Published Online: May 13, 2011
... 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 reliable support in microturbomachinery ( < 0.5...
Journal Articles
Publisher: ASME
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
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 092501.
Published Online: April 14, 2011
... and enable the calculation of natural frequencies. The experimental results show that the dynamic characteristics of the tested bearing have a weak dependence on the rotation speed but vary with the excitation frequency. 08 05 2010 25 05 2010 14 04 2011 14 04 2011 machine bearings...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2011, 133(8): 082504.
Published Online: April 8, 2011
... for optimization purposes. 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 engine air-oil-flow porous media CFD To a large extent, the design of bearing...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 062501.
Published Online: February 17, 2011
... ). cooling gas turbines machine bearings rotors shafts temperature measurement 09 04 2010 15 04 2010 17 02 2011 17 02 2011 The rotor, originally coated with a 3   μ m thin dense Chrome layer, shows wear marks at the locations in contact with the bearings...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 062502.
Published Online: February 17, 2011
... 2010 17 02 2011 17 02 2011 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...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2011, 133(4): 042501.
Published Online: November 18, 2010
... turbomachinery aerospace components aerospace engines damping design engineering elasticity finite difference methods friction hydrostatics machine bearings orifices (mechanical) turbomachinery 04 11 2009 21 06 2010 18 11 2010 18 11 2010 2011 American Society...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2011, 133(3): 032503.
Published Online: November 12, 2010
... can range from oil coking with blockage of the oil tubes to oil fires with loss of part integrity, damage or even destruction of the engine. aerospace engines aircraft computational fluid dynamics heat transfer machine bearings pipe flow temperature distribution two-phase flow vents...
Journal Articles