... the finite difference method. The nondimensional pressure, load capacity, and attitude angle for micro gas journal bearings under different reference Knudsen numbers (the ratio of ambient molecular mean free path to the average radial clearance), bearing numbers, and eccentricity ratios are obtained...

...Shaoxian Bai; Xudong Peng; Yonggang Meng; Shizhu Wen Contours of surface texture of contact faces are not always parallel to the directions of the axis in solving Reynolds equations with finite difference method, and this often induces significant pressure saw-tooth effect, which results...

... bearing. The bearing has an aspect ratio of 1 and operates over a wide range of eccentricity ratios with different radial and tilt adjustments. The Reynolds equation is solved numerically using the finite difference method. The linearized turbulence model of Ng and Pan (1965, “A Linearized Turbulent...

... 3 332 350 300 4 518 450 400 15 12 2004 22 09 2005 lubricating oils friction finite difference methods steel EHL emulsion optical interferometry Classical lubrication theory is based on the assumption that the lubricant is a single phase fluid...

... April 2002 24 July 2003 28 06 2004 cavitation machine bearings lubrication elastic constants finite difference methods Oil-lubricated spiral-grooved bearings have recently attracted considerable interest as an alternative to ball bearings in the motor spindle of computer...

... lubricants. Researchers have proposed innovative forms of particulate lubrication, namely as granules and powder, and the distinction between these cases is discussed below. granular flow lubrication powders shear flow Newton method finite difference methods 07 March 2002 24 July...

... elastodynamics finite difference methods Internal combustion engine designs are continuously moving towards increased engine power, reduced engine size and improved fuel economy, simultaneously. Also, efforts to reduce engine vibration and radiated noise while improving durability and reliability have...

... of a time-dependent Reynolds Equation for oil film forces, and a vibration equation for the axial shaft system. The time-dependent form of the Reynolds Equation is solved by a finite difference method with a successive over-relaxation scheme, and the vibration equation is solved by the fourth-order Runge...

... No. 2000-TRIB-4. Associate Editor: D. P. Fleming. 24 Nov 1999 11 April 2000 mechanical contact tribology machine bearings lubrication hydrodynamics finite difference methods cavitation sliding friction numerical analysis Thrust washers are a special type of thrust...

.... The governing equations are solved in an iterative scheme using a finite difference method with a variable mesh. Theoretical results are experimentally verified. [S0742-4787(00)02203-7] Contributed by the Tribology Division for publication in the ASME JOURNAL OF TRIBOLOGY . Manuscript received...

... June 1999 compliance control lubrication machine bearings finite difference methods finite element analysis hydrodynamics gases foils performance evaluation Oil-free bearing systems are attractive to the development of extreme environment turbomachinery and many other high...