... of the surface roughness. The model takes cavitation effects into account and considers Hertzian asperity contact. Results for the model, including Stribeck curves, are presented as a function of the duty parameter. 16 12 2010 07 09 2011 10 10 2011 10 10 2011 cavitation flow...

... elasticity finite element analysis flow simulation lubricating oils lubrication machine bearings membranes shafts hybrid journal bearing micropolar lubricant misalignment membrane restrictor Multirecess hybrid journal bearings have been successfully used in many industrial...

... and complexity is given below, together with two examples. computational complexity elastic deformation flow simulation grid computing mesh generation 26 05 2010 27 07 2010 21 07 2011 21 07 2011 2011 American Society of Mechanical Engineers ...

..., the influence of effective viscosity on nondimensional load capacity and attitude angle becomes larger with the increasing bearing number, and the influence is more prominent with a larger reference Knudsen number. 05 08 2008 21 07 2009 24 09 2009 finite difference methods flow...

... sophisticated descriptions of the cavitation phenomenon, which may lead to improved models (see e.g., in Refs. 2 3 4 . dynamical lubrication cavitation Elrod–Adams model oscillatory squeeze flow journal bearings cavitation flow simulation fluid oscillations lubrication machine bearings...

... expected to improve the agreement between simulations and experiments. elastodynamics flow simulation hydrodynamics lubricants lubrication non-Newtonian flow non-Newtonian fluids rheology shear flow EHL shear thinning Ree–Eyring non-Newtonian shifting rule 16 04 2008...

... view ( a ); cross-section plot p ( x , y = 0 ) ( b ) Convergence study for the second example (case 2) of Sec. 4 09 01 2008 18 08 2008 02 12 2008 boundary-value problems computational fluid dynamics finite element analysis flow simulation...

..., the second sample shows very isotropic roughness. Scanned surface element of the crankshaft bearing (left) and bearing shell (right) surfaces For the pressure flow simulations, the following boundary conditions and flow parameters are employed. The computational domain consists of a box...

... nanotechnology rheology walls crystal orientation polymer melts channel flow fluidics rough surfaces molecular dynamics method flow simulation shear flow injection moulding plastic products 27 02 2006 25 09 2006 2007 American Society of Mechanical Engineers ...

... 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...

... is predicted. The behavior of the turbulent flows with very high Reynolds number was also investigated. The physical and practical implications of the results are discussed. 02 03 2006 27 06 2006 computational fluid dynamics seals (stoppers) turbulence flow simulation Couette flow...

... A CFD analysis of the flow inside the chamber of a seal is preformed and a series of flow simulations for the flow around the mechanical seal rings is presented. In this paper only laminar flow is considered. This applies when the fluid has a high viscosity such as the case when engine oil is used...

..., 2004; revised manuscript received December 17, 2004. Review conducted by: J. Tichy. 28 May 2004 17 December 2004 13 06 2005 lubrication mechanical contact non-Newtonian flow non-Newtonian fluids rheology film flow liquid films flow simulation surface roughness...

... lubrication diaphragms hydrostatics numerical analysis flow simulation The guiding principle of hydrostatic lubrication is to inject a constant pressure fluid via hydraulic restrictions into the pockets of the bearing. The stiffness of the hydrostatic bearing is completely by the hydraulic...

... is a nonlinear function of the absolute value of the shear rate; τ xy is the shear stress; x is the sliding direction; and y is the cross-film direction. In the Newtonian case, the viscosity is a constant. lubrication non-Newtonian flow perturbation theory flow simulation rheology...

... (stoppers) shear turbulence confined flow liquid films hydrostatics lubricants flow simulation lubrication rotational flow flow instability The study of turbulence in lubricant films was of great interest in the 60s and 70s because of the increase in operating requirements of bearings...

... is all the more significant. surface roughness lubrication compressible flow liquid films flow simulation 01 April 2004 27 May 2004 09 11 2004 Contributed by the Tribology Division for publication in the ASME JOURNAL OF TRIBOLOGY . Manuscript received...

... by comparisons with experimental dynamic coefficients. machine bearings Navier-Stokes equations hydrostatics hydrodynamics flow simulation 20 02 2004 26 08 2004 2005 American Society of Mechanical Engineers ...

.... 06 August 2003 03 February 2004 28 06 2004 liquid films viscosity lubricants finite element analysis flow simulation thermoelasticity machine bearings lubrication Emerging technological scenario necessitated journal bearings to operate under severe conditions...

... JOURNAL OF TRIBOLOGY . Manuscript received by the Tribology Division October 8, 2002; revised manuscript received April 24, 2003. Associate Editor: J. A. Tichy. 08 October 2002 24 April 2003 13 01 2004 lubrication granular flow mechanical contact kinetic theory flow...