A full journal bearing has a shaft journal diameter of 25 mm with a unilateral tolerance of 0.01 mm. The bushing bore has a diameter
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A full journal bearing has a shaft journal diameter of 25 mm with a unilateral tolerance of −0.01 mm. The bushing bore has a diameter of 25.04 mm with a unilateral tolerance of 0.03 mm. The l/d ratio is unity. The bushing load is 1.25 kN, and the journal rotates at 1200 rev/min.
Analyze the minimum clearance assembly if the average viscosity is 50 mPa . s to find the minimum oil film thickness, the power loss, and the percentage of side flow.
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250425 2 rd2252 125 mm rc 125002 625 N 120060 20 revs Cmin bmin dmax 2 P ... View full answer

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