A journal bearing has a shaft diameter of 70.00 mm with a unilateral tolerance of-0.02 mm. The bushing bore has a diameter of 72.20 mm with a unilateral tolerance of 0.06 mm. The bushing is 34 mm long and supports a load of 1.9 kN. The journal speed is 660 rev/min. For the minimum clearance assembly find the minimum film thickness, the heat loss rate, and the maximum lubricant pressure for SAE 20 and SAE 40 lubricants operating at an average film temperature of 60-C.

A journal bearing has a shaft diameter of 70.00 mm with a unilateral tolerance of-0.02 mm. The bushing bore has a diameter of 72.20 mm with a unilateral tolerance of 0.06 mm. The bushing is 34 mm long and supports a load of 1.9 kN. The journal speed is 660 rev/min. For the minimum clearance assembly find the minimum film thickness, the heat loss rate, and the maximum lubricant pressure for SAE 20 and SAE 40 lubricants operating at an average film temperature of 60-C.

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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