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Keywords: elastic constants
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2012, 134(1): 012501.
Published Online: October 27, 2011
... 04 2011 27 10 2011 27 10 2011 blades casting crystal orientation elastic constants fatigue finite element analysis geometry nickel turbines Single crystal nickel-based materials, such as CMSX-4 are commonly used for turbine blade applications due to their superior...
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. April 2011, 133(4): 042102.
Published Online: November 22, 2010
... in the (110) orientation. 22 04 2010 27 04 2010 22 11 2010 22 11 2010 adhesion brittleness density functional theory elastic constants fracture mechanics fracture toughness gas turbines protective coatings shear modulus transition metals Young's modulus Erosion...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2010, 132(11): 112504.
Published Online: August 11, 2010
... . 07 08 2009 06 10 2009 11 08 2010 11 08 2010 aerodynamics damping elastic constants flow instability Mach number rotors sealing materials transfer functions Labyrinth seals are used widely in turbomachinery to reduce leakage. However, they are known to cause...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2010, 132(9): 092501.
Published Online: June 7, 2010
... 03 2009 25 03 2009 07 06 2010 07 06 2010 damping elastic constants machine bearings matrix algebra rotors stochastic processes uncertainty uncertain rotor uncertain bearings rotordynamics nonparametric stochastic modeling random matrices Notwithstanding...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2009, 131(6): 062502.
Published Online: July 17, 2009
... ball bearings damping elastic constants Navier-Stokes equations rotors Lund ( 1 ) noted that tilting-pad journal bearings (TPJBs) eliminate oil whip instabilities because they direct the load component of each pad through the journal center, if the effects of pad inertia and pivot friction...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2009, 131(1): 012507.
Published Online: October 13, 2008
... for the Rotordynamic Coefficients of a High Reynolds Number Hydrostatic Bearing ,” ASME J. Vibr. Acoust. 0739-3717 10.1115/1.2930343 , 115 , pp. 264 – 270 . 03 04 2008 10 04 2008 13 10 2008 computational fluid dynamics damping dynamic testing elastic constants machine bearings...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2008, 130(5): 052501.
Published Online: June 5, 2008
... design parameters for pressure-dam bearing, namely, step film thickness ratio k ′ = h 1 ∕ h 2 , dam axial length ratio L ¯ d = L d ∕ L , and relief track axial length ratio L ¯ t = L t ∕ L . aerodynamics damping elastic constants...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 2008, 130(4): 042501.
Published Online: April 9, 2008
.... However, in recent work by one of the authors and his colleagues ( 2 ), it became evident experimentally that misalignment, in particular, angular misalignment, has significant effects on the stability of journal bearings. damping elastic constants finite difference methods machine bearings...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2008, 130(3): 032503.
Published Online: April 3, 2008
... for the Measurement of Blade0root Damping ,” ASME Paper No. GT-2006-90774. 20 06 2007 07 10 2007 03 04 2008 damping elastic constants Hilbert transforms parameter estimation shock absorbers vibrations Traditional rotor-bearing systems use oil based bearing support dampers...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2008, 130(1): 012503.
Published Online: December 26, 2007
... degree of accuracy are necessary. foil bearings rotor dynamics stability gas lubrication rotors aerodynamics machine bearings turbomachinery elastic constants damping numerical analysis aerospace components 07 07 2006 27 03 2007 26 12 2007 Having clearly...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 1047–1057.
Published Online: April 27, 2007
... bearings finite element analysis springs (mechanical) elastic constants shafts friction 26 04 2007 27 04 2007 2007 American Society of Mechanical Engineers ...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 1020–1027.
Published Online: January 2, 2007
... performance makes them desirable for the envisioned oil-free applications in high speed micro-turbomachinery. rotors hydrostatics machine bearings turbomachinery elastic constants damping mechanical testing bending gas bearings rotordynamics oil-free turbomachinery Gas film bearings...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 1028–1034.
Published Online: August 30, 2006
... effect. This characteristic has never been depicted before. 29 05 2006 30 08 2006 seals (stoppers) flow instability friction channel flow rotors Mach number numerical analysis elastic constants compressible flow Annular gas seals usually work under weak or mild subsonic...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2007, 129(2): 503–510.
Published Online: August 1, 2006
... magnetic bearing is shown in Fig. 7 . Reluctance network model 13 06 2006 01 08 2006 magnetic forces magnetic bearings parameter estimation magnetic flux magnetic variables measurement damping elastic constants testing One of the most attractive features...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2007, 129(2): 511–521.
Published Online: July 6, 2006
... ( 15 16 17 ), and at the University of Hannover ( 18 19 20 21 ). An additional issue that has been raised by engineers in industry who design friction dampers is how to accurately predict the damper’s stiffness. friction shock absorbers mechanical contact elastic constants vibrations...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2006, 128(3): 653–660.
Published Online: March 1, 2004
... + 1.67 E 4 x 2 + 150 x 0.996 01 10 2003 01 03 2004 foils machine bearings turbomachinery damping elastic constants mechanical testing elastic deformation spot welding Gas foil bearing technology has made significant progress during...