Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
10th Edition
ISBN: 9780073398204
Author: Richard G Budynas, Keith J Nisbett
Publisher: McGraw-Hill Education
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Chapter 12, Problem 8P
To determine
The minimum film thickness for the bearing for SAE-20.
The heat loss due to friction for SAE-20.
The maximum pressure for the lubricant for SAE-20.
The minimum film thickness for the bearing for SAE-40.
The heat loss due to friction for SAE-40.
The maximum pressure for the lubricant for SAE-40.
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Q 2. A journal bearing has a shaft diameter of 75.00 mm with a unilateral tolerance of −0.02 mm. The bushing bore has a diameter of 75.10 mm with a unilateral tolerance of
0.06 mm. The bushing is 36 mm long and supports a load of 2 kN. The journal speed is 700 rev/min. For the minimum clearance assembly find the minimum film thickness, the heat loss rate, and the maximum lubricant pressure for SAE 30, SAE 40 and SAE 50 lubricants operating at an average film temperature of 60 °C.
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Chapter 12 Solutions
Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
Ch. 12 - A full journal bearing has a journal diameter of...Ch. 12 - A full journal bearing has a journal diameter of...Ch. 12 - A journal bearing has a journal diameter of 3.000...Ch. 12 - Prob. 4PCh. 12 - Prob. 5PCh. 12 - Prob. 6PCh. 12 - Prob. 7PCh. 12 - Prob. 8PCh. 12 - A full journal bearing is 28 mm long. The shaft...Ch. 12 - A 114114 in sleeve bearing supports a load of 700...
Ch. 12 - A full journal bearing has a shaft diameter of...Ch. 12 - Prob. 12PCh. 12 - Prob. 13PCh. 12 - A natural-circulation pillow-block bearing with...Ch. 12 - An eight-cylinder diesel engine has a front main...Ch. 12 - A pressure-fed bearing has a journal diameter of...Ch. 12 - Design a central annular-groove pressure-fed...Ch. 12 - Repeat design problem Prob. 1218 using the nominal...Ch. 12 - Table 12-1 gives the Seireg and Dandage curve fit...Ch. 12 - For Prob. 1218 a satisfactory design is...Ch. 12 - An Oiles SP 500 alloy brass bushing is 0.75 in...Ch. 12 - Prob. 23P
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