Journal of Lubrication Technology, Volume 101American Society of Mechanical Engineers, 1979 - Engineering |
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Page 44
... obtained since the load capacity for such values would be very small if hydrodynamic conditions were to be maintained . Data for ß > 90 degrees were not obtained since there are few porous bearing applications where such film extends ...
... obtained since the load capacity for such values would be very small if hydrodynamic conditions were to be maintained . Data for ß > 90 degrees were not obtained since there are few porous bearing applications where such film extends ...
Page 220
... obtained through numerical flow simu- lation on a model bearing having numerically generated roughness . The flow factors for isotropic and directional surfaces are expressed as empirical relationships in terms of h / o , a surface ...
... obtained through numerical flow simu- lation on a model bearing having numerically generated roughness . The flow factors for isotropic and directional surfaces are expressed as empirical relationships in terms of h / o , a surface ...
Page 477
... obtained with nine CuSn10 bearing - journal combinations , are plotted in Fig . 3. The figure shows that f.W1 / 2 increases proportionally with decreasing noncontact pa- rameters H down to about 1 , but remains constant below H≈ 0.4 ...
... obtained with nine CuSn10 bearing - journal combinations , are plotted in Fig . 3. The figure shows that f.W1 / 2 increases proportionally with decreasing noncontact pa- rameters H down to about 1 , but remains constant below H≈ 0.4 ...
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analysis angle applied approximation ASME assumed authors ball behavior boundary cage calculated changes characteristics clearance coefficient considered constant defined dependent determined dimensionless direction discussed distribution dynamic eccentricity effect elastic element Engineering equation experimental experiments expressed factor film thickness flow fluid force friction function geometry given hydrodynamic increase influence inlet integral journal bearing limiting load loss Lubrication mass material mean measured Mechanical method misalignment motion normal obtained operating parameter percent performance porous position predicted presented pressure problem race radial range ratio reference region respectively Reynolds roller roughness seal shaft shear shear stress shown shown in Fig shows sliding solution speed stiffness supply surface Table TECHNOLOGY temperature theory traction unit values variation viscosity wear