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Nano-porous layer on steel surface as lubricant carrier

Hiroshi Utsunomiya1, Shogo Kawajiri, Nobuyuki Takahira

  • 1Division of Materials and Manufacturing Science, Graduate School of Engineering, Osaka University, Suita Osaka 565-0871, Japan.

Journal of Nanoscience and Nanotechnology
|April 2, 2011
PubMed

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Effective lubrication between a rotating shaft and its bearing housing is essential in rotating machinery to minimize friction, wear, and energy loss. With carefully controlled thickness and viscosity, the lubricant layer prevents metal-to-metal contact, ensuring smooth operation.
To calculate the required thickness of the lubricant layer, the tangential velocity at the shaft's surface must first be determined. This velocity is calculated by converting the rotational speed to angular velocity...