... design engineering gears lubricating oils lubrication gears spin power losses oil churning oil pocketing Power losses of a gearbox containing several gear pairs that are supported by shafts and rolling element bearings can be classified into two groups. The first group is comprised...

... conditions numerical model hybrid bearing double-effect thrust bearing machine bearings rods (structures) elastodynamics thermoelasticity hydrodynamics numerical analysis design engineering wear 23 06 2005 16 02 2007 2007 American Society of Mechanical Engineers ...

...-disk interface slider hysteresis molecularly thin liquid lubricant films lubricants disc drives hard discs sliding friction mechanical stability surface roughness design engineering 07 04 2006 10 01 2007 2007 American Society of Mechanical Engineers ...

... elasticity lubricants reliability elastodynamics design engineering rollers (machinery) 2007 American Society of Mechanical Engineers ...

...-stator displacements ( 15 ). 17 04 2006 03 11 2006 rotors seals (stoppers) shock absorbers design engineering damping machine bearings damper seal force coefficients rotordynamics turbomachinery Annular gas seals in turbomachinery are necessary components...

... rig for seal design and optimization. seals (stoppers) computational fluid dynamics rotors design engineering compressors numerical analysis CFD hole-pattern seal gas seal damper seal rotordynamic coefficients centrifugal compressor The operation of high-performance...

... computational fluid dynamics flow simulation sealing materials seals (stoppers) lubricating oils lubrication design engineering shafts machine bearings contamination seal windback labyrinth gas compressor The gas face seal used in centrifugal gas compressors will fail if exposed...

..., clearance ratio, rotating speed, and bearing load. fluid-film journal bearings optimization clearance configuration stability machine bearings mechanical stability Fourier series design engineering 28 04 2006 14 08 2006 2007 American Society of Mechanical Engineers ...

... self-excited subsynchronous instability near twice the critical speed. Furthermore, the rigid surface cannot accommodate rotor-bearing misalignments and rotor centrifugal and/or thermal growths. tilting pad gas bearings microturbomachinery stability shaft growth design engineering...

... 2005 14 07 2006 brushes sealing materials hysteresis wires turbomachinery aerodynamics rotors mechanical contact stress analysis micromechanics bending numerical analysis shafts design engineering brush seal hysteresis Brush seals are a recent innovation in seal...

... may affect the tracking ability of these sliders. The above issues have to be addressed before a reliable contact recording system can be realized. active slider air bearing surface (ABS) flying height control hard disk drives head-disk interface piezoelectric nanoactuator design...

... design engineering magnetic disc storage disc drives Deckert , K. L. , Bolasna , S. A. , and Nishihira , H. S. , 1987 , “ Statistics of Slider Bearing Flying Height ,” Tribology and Mechanics of Magnetic Storage Systems , STLE Special Publication , Park Ridge, IL , SP-22...

... regression analysis least mean squares methods adhesion design engineering magnetic storage adhesion friction model rough surfaces regression model To achieve low magnetic spacing in magnetic storage head-disk interfaces (HDIs), recording sliders are designed to fly over high-speed...

... thermal effects pocket bearing finite volume machine bearings convection lubricants finite volume methods Laplace equations temperature distribution design engineering 29 04 2005 27 09 2005 12 09 2005 16 09 2005 2006 American Society of Mechanical Engineers ...

... discs statistical analysis design engineering deformation In order to increase the areal recording density of hard disk drives, the spacing between the head and disk should be made as small as possible. It is estimated that the areal recording density of 100 Gbit/in 2 can be achieved...

... lubrication elasticity hydrodynamics rotation design engineering 20 February 2002 24 September 2002 19 06 2003 Contributed by the Tribology Division for publication in the ASME JOURNAL OF TRIBOLOGY . Manuscript received by the Tribology Division February 20, 2002 revised...

... October 2002 30 January 2002 28 June 2002 31 12 2002 disc drives hard discs lubrication sensitivity analysis machine bearings design engineering engineering computing numerical analysis fluid dynamics The reliable implementation of 100 Gbit/in 2 and higher recording...

... this variation to no more than 20 percent of the mean FH 1 2 3 . disc drives hard discs machine bearings surface topography rough surfaces vibrations damping design engineering 09 February 2001 14 August 2001 24 09 2002 Contributed by the Tribology Division...

... for determining dimensionless quantities used for calculating contact pressure, approach of a distant point, etc. However, it is laborious to interpolate tables and the precision of the solution derived from graphs is insufficient. Design engineers, therefore, need a new convenient method to calculate elliptical...

... August 2000 machine bearings automobiles design engineering optimisation CAE technology for predicting performances of rolling element bearings has been continuously developed with the advancement of computer technology to yield various CAE tools such as SHABERTH, COBRA, BRAIN...