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Keywords: liquid films
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Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031802.
Published Online: July 25, 2011
... Liquid Films ,” Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology , 216 ( 1 ), pp. 1 – 17 . 7 Bair , S. , and Qureshi , F. , 2003 , “ The Generalized Newtonian Fluid Model and Elastohydrodynamic Film Thickness ,” ASME J. Tribology , 125...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031501.
Published Online: June 17, 2011
... substantial solid contact occurs. To interpret the ultrasonic reflection results, a mixed regime model for a circular point contact was established. The liquid film stiffness was calculated by using a predicted film thickness and a bulk modulus estimated from published rheological models of lubricants under...
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. July 2010, 132(3): 031701.
Published Online: June 4, 2010
... compressibility compressible flow liquid films lubrication micromechanical devices lubrication squeeze film microsystems MEMS inertia effects In several recent experiments on microsystem devices involving the squeezing of a liquid film, researchers have found results that appear...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2010, 132(2): 021702.
Published Online: March 25, 2010
... 03 2010 differential equations elasticity elastodynamics finite element analysis friction hydrodynamics liquid films machine bearings oils rotors valves tilting-pad journal bearings control elastohydrodynamics vibration Overview of the different domains, the fluid...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2010, 132(1): 011704.
Published Online: December 10, 2009
... will be remarkable when the angle of journal misalignment is large (e.g., γ ang = 0.007   deg ) because of the change of oil temperature. 05 04 2009 25 09 2009 10 12 2009 10 12 2009 convection friction heat conduction liquid films lubrication machine bearings oils...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2010, 132(1): 011103.
Published Online: November 13, 2009
... recess thrust bearings operating at a certain rotational speed is determined by finding the optimum film thickness in the recess. An example is given for annular recess thrust bearings. 14 05 2008 07 04 2009 13 11 2009 13 11 2009 friction hydrostatics liquid films machine...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2010, 132(1): 012102.
Published Online: November 12, 2009
... are typically converged within 10 s predicting the Stribeck curve under given operating conditions. 09 07 2009 23 09 2009 12 11 2009 12 11 2009 elastodynamics hydrodynamics liquid films lubrication mechanical contact sliding friction surface roughness Research...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2010, 132(1): 011702.
Published Online: November 11, 2009
... fracture liquid films machine bearings misalignment thermohydrodynamic analysis mass-conservative cavitation Severe operating conditions in hydrodynamic journal bearings, such as heavy load and high rotational speeds, can easily raise the operating temperatures to much higher levels than...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2010, 132(1): 011801.
Published Online: November 10, 2009
... in many situations and still, a full understanding of the origins of these complicated behaviors of emulsion remains a challenge. emulsion phase inversion effective viscosity Reynolds equation hydrodynamic lubrication computational fluid dynamics emulsions hydrodynamics liquid films...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041701.
Published Online: September 21, 2009
... and high stability under small eccentricity. 20 11 2008 27 05 2009 21 09 2009 elastic constants film flow finite element analysis hydrodynamics hydrostatics liquid films machine bearings stability 6 h ¯ = { ( 1 + ε   cos   ϕ ) cos   α...
Journal Articles
Article Type: Technical Briefs
J. Tribol. July 2009, 131(3): 034501.
Published Online: May 22, 2009
... in Chemical Mechanical Polishing ,” ASME J. Tribol. 0742-4787 , 122 , pp. 539 – 543 . 10.1115/1.555398 21 03 2008 02 03 2009 22 05 2009 chemical mechanical polishing film flow liquid films mechanical contact Navier-Stokes equations Reynolds equation polar...
Journal Articles
Article Type: Technical Briefs
J. Tribol. April 2009, 131(2): 024504.
Published Online: March 6, 2009
...Y. F. Peng; Y. B. Guo; Y. Q. Hong The strong stiction of adjacent surfaces with meniscus is a major design concern in the devices with a microsized interface. The present research concerns the elastic adhesion of rough fractal surfaces in the presence of a thin liquid film. A rough fractal surface...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2009, 131(1): 011704.
Published Online: December 2, 2008
... computational fluid dynamics fracture liquid films lubrication vaporisation negative squeeze behavior vaporization bubble dynamics Rayleigh–Plesset equation Lubricated contacts are a typical feature of most technical devices and machines. The dynamics of lubricants can be described...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2008, 130(4): 041506.
Published Online: August 7, 2008
... on the pressure distribution: 14 P = 0 at X = X in 15 P = ∂ P ∂ X = ∂ P ∂ Y = 0 at X = X o 17 03 2008 20 05 2008 07 08 2008 elastodynamics hydrodynamics liquid films lubrication mechanical contact point contacts rolling...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2008, 130(4): 041802.
Published Online: August 7, 2008
..., and for a number even reverses curvature slightly.” EHL elastohydrodynamics rheology high pressure viscosity compressibility elastodynamics friction hydrodynamics liquid films lubricants lubrication organic compounds viscosity 2008 American Society of Mechanical Engineers ...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2008, 130(4): 041504.
Published Online: August 5, 2008
... , Warsaw , Vol. 2 , pp. 251 – 271 . 17 12 2007 16 06 2008 05 08 2008 elastodynamics hydrodynamics liquid films lubrication rheology EHL film thickness shear-thinning scale effects generalized Newtonian The film thickness in elastohydrodynamically...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2008, 130(3): 031102.
Published Online: June 23, 2008
... . 20 11 2007 24 03 2008 23 06 2008 elastic deformation finite element analysis foils liquid films machine bearings foil bearing finite element method minimum film thickness Air foil bearings have been successfully used in various types of rotating machinery...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2008, 130(2): 021703.
Published Online: May 6, 2008
... liquid films lubrication numerical stability rolling bearings voids (solid) wetting 05 04 2007 20 01 2008 06 05 2008 2008 American Society of Mechanical Engineers ...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2008, 130(2): 021502.
Published Online: March 20, 2008
... elastodynamics friction high-pressure effects hydrodynamics liquid films lubricants oils rheology viscosity EHL elastohydrodynamics rheology film thickness shear thinning non-Newtonian viscosity There has recently been significant progress in obtaining quantitative solutions...