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Keyword: machine bearings
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Journal Articles
Article Type: Research Papers
J. Tribol. October 2011, 133(4): 041702.
Published Online: October 14, 2011
.... Based on the present results, we propose simple formulas for the design of textured micro-thrust bearings. 31 03 2011 25 07 2011 12 08 2011 14 10 2011 14 10 2011 computational fluid dynamics friction genetic algorithms machine bearings micromotors minimisation...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031703.
Published Online: July 28, 2011
... and lubricant behavior during the design process in order to generate accurate bearing characteristics data. 29 01 2011 06 06 2011 20 06 2011 28 07 2011 28 07 2011 additives elasticity finite element analysis flow simulation lubricating oils lubrication machine...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031301.
Published Online: July 21, 2011
... impact testing machine bearings titanium alloys wear resistance Patients suffering from chronic heart failure require mechanical pumps to increase the efficiency of blood flow into and out of the native heart [( 1 )]. A common treatment involves using a left ventricular assist device (LVAD...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031403.
Published Online: July 7, 2011
... material (PGM). 21 11 2010 07 03 2011 07 07 2011 07 07 2011 ductility fatigue functionally graded materials hardness indentation machine bearings materials testing plasticity steel surface hardening wear resistance plastically graded material (PGM) hardness...
Journal Articles
Article Type: Technical Briefs
J. Tribol. July 2011, 133(3): 034501.
Published Online: June 17, 2011
... lubrication machine bearings shafts journal bearing hydrostatic lubrication hydrodynamic lubrication hybrid Figure 1 represents a typical hydrodynamic journal bearing; s i can be missing. Journal bearings are used in a wide range of applications. However, they suffer some...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2011, 133(2): 021704.
Published Online: March 22, 2011
.... 06 05 2010 03 11 2010 22 03 2011 22 03 2011 cavitation density force friction liquid films machine bearings sealing materials surface roughness surface texture surface texture mechanical seals thrust bearings mass-conservative algorithm cavitation roughness...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2011, 133(2): 021703.
Published Online: March 22, 2011
... experiments, and also the 3D THD model could predict potential thermal instability observed in the experimental measurements. 22 09 2010 13 01 2011 22 03 2011 22 03 2011 convection electric power generation fuel cells machine bearings rotors solar cells stability...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2011, 133(2): 021701.
Published Online: March 17, 2011
... lubricants lubrication machine bearings magnetic fluids magnetohydrodynamics non-Newtonian flow non-Newtonian fluids shapes (structures) finite journal bearing Fourier spectral analysis ferrofluid lubrication Ferrofluid dynamic bearings play an important role in many applications such...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2011, 133(1): 011704.
Published Online: January 5, 2011
... with that of a Rev-HGJB with optimum geometry; thus, the Rev-EGJB is more stable than the Rev-HGJB when the bearing is grooved. 09 03 2010 24 11 2010 05 01 2011 05 01 2011 elastic constants machine bearings numerical analysis rotation reversible rotation journal...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2011, 133(1): 011702.
Published Online: December 3, 2010
... system. 28 12 2009 22 06 2010 03 12 2010 03 12 2010 damping elastic constants force harmonics Jacobian matrices machine bearings Newton-Raphson method rotors vectors vibrations tilting-pad journal bearing pad pivot stiffness pad pivot damping analytical model...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2011, 133(1): 011701.
Published Online: December 3, 2010
... porous metal bearings with relatively large permeability could achieve large values of dynamic stiffness and damping coefficients using a low permeability, surface-restricted layer. 20 01 2010 26 09 2010 03 12 2010 03 12 2010 damping elastic constants graphite machine...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2011, 133(1): 011101.
Published Online: December 3, 2010
... is presented. 29 10 2008 31 03 2009 03 12 2010 03 12 2010 bushings finite element analysis heat transfer machine bearings transfer matrix method heat partition oscillation journal bearing Journal bearings are widely used in various mechanical devices...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 041703.
Published Online: October 7, 2010
... help provide a design factor of safety. 03 05 2010 15 07 2010 07 10 2010 07 10 2010 friction lubrication machine bearings centrally pivoted slider bearings thermal effects Oil-lubricated pad bearings are widely used to support axial thrust loading in various...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 042101.
Published Online: October 7, 2010
... most appropriate. 25 02 2009 16 07 2010 07 10 2010 07 10 2010 elastic deformation friction lubrication machine bearings mixed lubrication journal bearing microgroove modeling experiment automotive engine connecting rod bearing In recent years, there...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 041604.
Published Online: October 7, 2010
... copper hardness low-temperature techniques machine bearings mechanical contact sliding friction steel thermal conductivity titanium cryogenic wear titanium copper flash temperature It is well recognized that the tribological response of a metal depends on the intrinsic material...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 041704.
Published Online: October 7, 2010
... be most suitable when operating in a turbulent regime. 06 12 2009 27 08 2010 07 10 2010 07 10 2010 abrasion elastic constants finite element analysis lubrication machine bearings turbulence wear hybrid journal bearings turbulence recess shape The...
Journal Articles
Article Type: Technical Briefs
J. Tribol. October 2010, 132(4): 044505.
Published Online: October 7, 2010
... 07 2010 07 10 2010 07 10 2010 condition monitoring machine bearings response surface methodology vibrations condition monitoring kurtosis response surface methodology Rolling element bearings are one of the most essential parts of rotating machinery. A machine...
Journal Articles
Article Type: Technical Briefs
J. Tribol. October 2010, 132(4): 044502.
Published Online: September 23, 2010
... applying the simple model based on the single main bearing housing to calculate the elastic deformation of main bearing surface. 14 11 2009 16 07 2010 23 09 2010 23 09 2010 elastic deformation elastodynamics heat engines hydrodynamics lubrication machine bearings shafts...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 041701.
Published Online: September 10, 2010
... 05 2010 10 09 2010 10 09 2010 finite element analysis iterative methods lubricants machine bearings non-Newtonian flow orifices (mechanical) thermal analysis viscosity hybrid journal bearing slot-entry hole-entry constant flow valve capillary orifice non-Newtonian...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2010, 132(3): 031802.
Published Online: July 21, 2010
... 2010 21 07 2010 21 07 2010 cooling lubricants machine bearings shafts viscosity tilting-pad journal bearings energy efficiency lubricant mixtures tunable fluids Lubricants are used in tilting-pad journal bearings to support the weight of the shaft under loaded...