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Practical Centrifugal Pumps
book

Practical Centrifugal Pumps

by Paresh Girdhar, Octo Moniz
April 2011
Beginner to intermediate content levelBeginner to intermediate
264 pages
8h 24m
English
Newnes
Content preview from Practical Centrifugal Pumps
218 Appendix A
Question
Numbers Refer to
Numbers on the
Illustrations Below
Enter Your Answer
15 List the functions of the shaft seals.
To prevent leakage of the pumped fluids between the pump shaft and
casing
To contain the lubricant (grease or oil) with in the bearing housing
To prevent air ingress into the pump casing in certain application
16 Name the main types of shaft seals in use.
Packed stuffing box – commonly encountered – low cost
Lip seals – widely used – for oil / grease sealing – low pressure
Mechanical seal – widely used – high performance – improved reliability –
trouble-free operation
17 Name the element and describe ...
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Publisher Resources

ISBN: 9780080480145