A 120 mm diameter and 60 mm long journal bearing supports a weight W at a speed of n (Figure P10.13). It is lubricated by SAE 40 oil and the average temperature of the oil film equals 80°C. What is the minimum oil-film thickness? Given: n = 1500 rpm, W = 15 kN, S = 0.15.

A 120 mm diameter and 60 mm long journal bearing supports a weight W at a speed of n (Figure P10.13). It is lubricated by SAE 40 oil and the average temperature of the oil film equals 80°C. What is the minimum oil-film thickness? Given: n = 1500 rpm, W = 15 kN, S = 0.15.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

10.14 A 120 mm diameter and 60 mm long journal bearing supports a weight Wat a speed
of n (Figure P10.13). It is lubricated by SAE 40 oil and the average temperature of the
oil film equals 80°C. What is the minimum oil-film thickness?
Given: n = 1500 rpm, W = 15 kN, S = 0.15.
FIGURE P10.13
n
W
SAE 60
oil
4e

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