HW1SOLSummary

HW1SOLSummary - EML 3005 Mechanical Design Spring 2005...

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Unformatted text preview: EML 3005: Mechanical Design Spring 2005 Mechanical & Aerospace Engineering University of Florida Solution to Homework 1: Journal Bearing Design Project Nagaraj K. Arakere SUMMARY OF JOURNAL BEARING DESIGN INFORMATION Room Temperature (80 oF) Design Dimensions Radial Clearance, C = 0.0016 - 0.0024 in = 0.0020 +/- 0.0004 in C-40F = 0.0013 inch D = 0.7503 - 0.7497 in = 0.7500 +/- 0.0003 in Db = 0.7545 - 0.7535 in = 0.7540 +/- 0.0005 in Rad Clr at -40 oF Shaft Diameter, Bearing Diameter, Summary Case 1 ∆T (Max) ho (Min) 8F 190 µinch o Case 2 3F 130 µinch o Case 3 6F 120 µinch o 3 oF 90 µ-inch Case 4 Note: In all cases ∆T is less than 50 oF and ho is greater than 80 µ-inch. ...
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