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Author Topic: Week 22: Questions for $50!  (Read 424 times)


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Week 22: Questions for $50!
« on: January 27, 2016, 05:20:59 AM »
1)   Common specifications for salable natural gas includes the following EXCEPT
a.   Water Content
b.   Hydrogen Sulphide Content
c.   Vapour Pressure
d.   Gross Heating Value

2)(a) Determine the Specific gravity of the following crude oil samples with the following API specifications
   API 45
   API 36
   API 12
   API 19

(b) If a separator is required to process each of the crude oil samples at a production rate of 10,000 BOPD, which of the crude oil samples will require the biggest size of the separator for processing ? Give at least TWO reasons to support your answer.

3)   A  Centrifugal pump with operating speed of 1250 RPM delivers 250 gpm at a TDH of 180 feet and BHP of 10 HP to operate.  What will be the flow rate Q, TDH (Total Delivery Head) and BHP(Break Horse Power) conditions if the operating speed is halved.

4)   Evaluate the pipe friction loss in a 4 SCH 40 ASTM 106 , Grade X42 Carbon steel pipe with a flow rate of 250 gpm for crude at 80F and a pipe length of 2.5 Km. The pipe roughness is 0.00015 ft and the viscosity is 1.13 cSt. The crude oil is of API 380

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SUBMISSION DEADLINE: 23:00hrs WAT, Monday, February 01, 2016

Winner(s) will be published on Wednesday, February 03, 2016.
« Last Edit: January 27, 2016, 05:36:45 AM by ffadmin »

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