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Keywords: slip flow
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Journal Articles
Article Type: Technical Briefs
J. Tribol. April 2012, 134(2): 024502.
Published Online: April 12, 2012
...Wen-Ming Zhang; Guang Meng; Zhi-Ke Peng; Di Chen A mathematical model of gaseous slip flow in ultra-thin film gas bearings is numerically analyzed incorporating effects of surface roughness, which is characterized by fractal geometry. The Weierstrass-Mandelbrot (W-M) function is presented...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031802.
Published Online: July 25, 2011
... the corresponding solution. This algorithm can also be used for any generalized double Newtonian shear thinning Carreau law. 02 06 2010 17 03 2011 25 07 2011 convection elongation film flow liquid films non-Newtonian flow shear flow slip flow viscosity non-Newtonian lubricant...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041707.
Published Online: September 24, 2009
... machine bearings microfluidics micromechanical devices slip flow viscosity 05 08 2008 21 07 2009 24 09 2009 The enlarged schematic sketch of micro gas journal bearings is shown in Fig. 2 . The radius of the journal and the bearing are r and r + c 0...
Journal Articles
Article Type: Technical Papers
J. Tribol. July 2007, 129(3): 611–620.
Published Online: January 8, 2007
... hydrodynamic lubrication lyophobic surface machine bearings sliding friction mechanical contact lubrication surface roughness hydrodynamics slip flow Figure 3 shows friction results for hexadecane with smooth, uncoated sapphire at three loads. In these tests the speed range was extended down...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2006, 128(2): 358–364.
Published Online: December 11, 2005
... the well-known granular flow characteristic of a highly concentrated center region. CA results for slip versus roughness also agree with GKL theory. 08 03 2005 11 12 2005 lubricants cellular automata granular flow lubrication stiction slip flow The increased capacity...
Journal Articles
Article Type: Article
J. Tribol. April 2005, 127(2): 425–434.
Published Online: April 7, 2005
... 16, 2004. Review conducted by: C. H. Venner. 01 March 2004 16 December 2004 07 04 2005 lubrication elastodynamics hydrodynamics stratified flow slip flow lubricating oils liquid films discs (structures) viscosity sliding friction rheology Non-Newtonian EHL...
Journal Articles
Article Type: Technical Papers
J. Tribol. July 2003, 125(3): 558–561.
Published Online: June 19, 2003
... 01 October 2002 19 06 2003 lubrication slip flow flow simulation Knudsen flow kinetic theory molecule-surface impact stress analysis Among all the existing compressible lubrication equations, the FK model 1 was previously believed to give the most accurate results...
Journal Articles
Article Type: Technical Papers
J. Tribol. July 2003, 125(3): 523–532.
Published Online: June 19, 2003
... 06 2003 lubrication slip flow film flow flow simulation elasticity stress analysis surface topography non-Newtonian fluids Due to an increased knowledge of lubricant rheology in combination with better performing computers and more advanced numerical methods, more and more...
Journal Articles
Article Type: Technical Notes
J. Tribol. October 2002, 124(4): 869–873.
Published Online: September 24, 2002
... February 20, 2002. Associate Editor: L. San Andre´s. 24 July 2001 20 February 2002 24 09 2002 slip flow Couette flow Knudsen flow confined flow lubrication flow simulation molecule-surface impact database management systems In the analysis of ultra-thin gas film...
Journal Articles
Article Type: Technical Papers
J. Tribol. April 2002, 124(2): 327–335.
Published Online: July 6, 2001
... received by the Tribology Division February 2, 2001; revised manuscript received July 6, 2001. Associate Editor: L. San Andre´s. 02 February 2001 06 July 2001 lubrication magnetic disc storage rough surfaces slip flow The important aspect of lubrication with very thin gas...
Journal Articles
Article Type: Technical Papers
J. Tribol. April 2001, 123(2): 424–429.
Published Online: May 12, 2000
... Division February 2, 2000; revised manuscript received May 12, 2000. Paper No. 2000-TRIB-6. Associate Editor: J. A. Williams. 02 February 2000 12 May 2000 mechanical contact tribology interface phenomena lubrication rolling friction plastic deformation materials preparation slip...
Topics: Friction, Wedges
Journal Articles
Article Type: Technical Papers
J. Tribol. January 2000, 122(1): 131–136.
Published Online: June 23, 1999
... is reduced, since the air inside the pump housing is pumped out by herringbone-grooved viscous vacuum action. In this paper, the theoretical pumping characteristic of this bearing is investigated, using the narrow-groove theory and accounting for first-order slip flow. The effects of various design...
Journal Articles
Article Type: Technical Papers
J. Tribol. January 2000, 122(1): 147–155.
Published Online: June 1, 1999
... . powders lubrication granular flow machine bearings tribology shear deformation slip flow Figures 3 and 4 show the sensitivity of the flow velocity, pseudo-temperature, and solid volume fraction profiles to the grain coefficient of restitution for Case 2 and Case 1, respectively. The slip...