A 400 mm diameter shaft is rotating at 200 rpm in a bearing of length 120...
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A 400 mm diameter shaft is rotating at 200 rpm in a bearing of length 120 mm. If the thickness of the oil film is 1.5 mm and the dynamic viscosity of the oil is 0.7 N s/m , determine; (i) Torque required to overcome friction in bearing; Power utilized in overcoming viscous resistance. Assume liner velocity profile (ii) A 400 mm diameter shaft is rotating at 200 rpm in a bearing of length 120 mm. If the thickness of the oil film is 1.5 mm and the dynamic viscosity of the oil is 0.7 N s/m , determine; (i) Torque required to overcome friction in bearing; Power utilized in overcoming viscous resistance. Assume liner velocity profile (ii)
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