A 30 kW cooler machine runs at a speed of 4000 RPM One of the bearings is suspected with severe damage due to the high vibration. The bearing specifications: bearing diameter is 66 mm, ball diameter is 4 mm, number of balls is 15, and contact angle is 1 degree. Determine the following:
A 30 kW cooler machine runs at a speed of 4000 RPM One of the bearings is suspected with severe damage due to the high vibration. The bearing specifications: bearing diameter is 66 mm, ball diameter is 4 mm, number of balls is 15, and contact angle is 1 degree. Determine the following:
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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Transcribed Image Text:A 30 kW cooler machine runs at a speed of 4000 RPM One of the
bearings is suspected with severe damage due to the high vibration. The
bearing specifications: bearing diameter is 66 mm, ball diameter is 4 mm,
number of balls is 15, and contact angle is 1 degree. Determine the
following:
(i)
(ii)
Ball passing frequency inner race;
Ball passing frequency outer race;
Ball passing frequency cage race:
Bad misalignment.
(iv)
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