Journal of Lubrication Technology, Volume 101American Society of Mechanical Engineers, 1979 - Engineering |
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Page 136
... CAVITATION ZONE and similarly in the vertical direction . Therefore coefficient varition is significant if : STEADY STATE Fig . 12 2.50 Calculated peak pressure and location of cavitation zone 50 50 +40 xxxl Axxo A αyx / Ayxo ◊ · xy ...
... CAVITATION ZONE and similarly in the vertical direction . Therefore coefficient varition is significant if : STEADY STATE Fig . 12 2.50 Calculated peak pressure and location of cavitation zone 50 50 +40 xxxl Axxo A αyx / Ayxo ◊ · xy ...
Page 235
... cavitation boundary is re- sponsible for this geometry effect . Fig . 6 is a three - dimensional rep- resentation of a pressure distribution for a of 1.00 and 36.54 and il- lustrates the shape of the cavitation boundary . As a becomes ...
... cavitation boundary is re- sponsible for this geometry effect . Fig . 6 is a three - dimensional rep- resentation of a pressure distribution for a of 1.00 and 36.54 and il- lustrates the shape of the cavitation boundary . As a becomes ...
Page 285
... cavitation zone decreases as the sealed pressure increases until a full fluid film condition is reached . The two extreme cases , namely , the half - Sommerfeld condition for cavitating flow and the full fluid film conditions for high ...
... cavitation zone decreases as the sealed pressure increases until a full fluid film condition is reached . The two extreme cases , namely , the half - Sommerfeld condition for cavitating flow and the full fluid film conditions for high ...
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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