What are the elements of pump reliability

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Reference no: EM133032688

QUESTION 1 What are the points to be considered for selecting a good pump?

QUESTION 2 Under what conditions/situations would the centrifugal compressor be selected?

QUESTION 3 What are the elements of pump reliability?
What steps would you take to achieve sustainable pump reliability?

QUESTION 4 What is Life Cycle Cost (LCC) with respect to pumping systems and what are the elements of the life cycle cost?

QUESTION 5 Describe communication protocols and specify a few of the modern protocols in use?

QUESTION 6 Name the components that are numbered in the centrifugal pump sketch below.

QUESTION 7 In your own words, describe why gland packing should have some small amounts of leakage. Why gland packing may require external cooling.

QUESTION 8 A pump has a volumetric flow of 60m3/hr and a differential head of 280 m. It is used to pump water (r =1).
Calculate the Hydraulic Power required by the pump.
If this pump is used to pump Naphtha (r = 0.67), calculate the Hydraulic Power required by the pump.

QUESTION 9 A system on site is a pressure sand filter with a service curve. The filter is backwashed using the feed pump, at a higher flow rate, shown as backwash curve.
What is the speed of the pump needed to achieve the service and backwash flow rates ?
What would be the best way to control the speed of the pump? Why ?
What would be the service and backwash rates from the pump?

QUESTION 10 State the affinity laws as applicable to centrifugal pumps?

QUESTION 11 Selecting a proper pump for a service involves four primary areas to be considered for system analysis. Briefly explain them.

QUESTION 12 The Pump data sheet (specification sheet) should contain information for procurement purposes. Name at least 10 important points which should be contained in the data sheet?

QUESTION 13 What additional information would you ask the pump vendor to specify and confirm?

QUESTION 14 Describe the steps involved in the bidding process

QUESTION 15 Briefly explain the bid review/analysis process?

Reference no: EM133032688

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