BOP Closing Unit
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BOP closing unit is one of the well control equipment and it is very critical for the operation because it provides power to operate all the BOP rams. Personnel need to fully understand its functions, how to maintain and test it. Therefore, this quiz will focus on the closing unit of surface installations. There are a total of 20 questions in this quiz which will help you learn and refresh your knowledge about this topic. Please feel free to drop and comments or questions in this post and we will answers your questions as much as we can. Enjoy the test.
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Question 1 of 20
1. Question
What is Blowout preventer (BOP) control system?
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Question 2 of 20
2. Question
What are the two types of accumulators available and in which sizes are they available?
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Question 3 of 20
3. Question
The following are the component of surface BOP control system, except:
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Question 4 of 20
4. Question
Which one of the following is in-correct statement about electric pump assembly?
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Question 5 of 20
5. Question
What are accumulator bottles?
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Question 6 of 20
6. Question
6. The electric pump assembly consists of a duplex or triplex reciprocating plunger type which is driven by _____. What is the correct word in the blank?
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Question 7 of 20
7. Question
What are the positions of 4-way valve?
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Question 8 of 20
8. Question
When will you put the 4-way valve in “block” position?
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Question 9 of 20
9. Question
Which one is the wrong statement about response time to close ram preventer?
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Question 10 of 20
10. Question
Which statement is correct about operating pressure and precharge requirements for accumulators?
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Question 11 of 20
11. Question
Please fill in the blank:
The minimum recommended accumulator volume (nitrogen plus fluid) should be determined by _________ the accumulator size factor times the calculated volume to close the annular preventer and one pipe ram plus the volume to open the hydraulic choke line valve.
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Question 12 of 20
12. Question
Fill in the blank:
As per the pump pressure rating requirement, each closing unit must be equipped with pumps that will provide a ______ pressure equivalent to the rated working pressure of the closing unit.
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Question 13 of 20
13. Question
Which one is not the correct statement regarding pump power requirement?
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Question 14 of 20
14. Question
How often do personnel need to do function test on all operation BOP equipment?
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Question 15 of 20
15. Question
What is the correct requirement about valves and fittings for closing unit?
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Question 16 of 20
16. Question
The closing unit control valves must be clearly marked to indicate two things. Which one is NOT correct?
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Question 17 of 20
17. Question
Which fluid is suitable as closing unit control operating fluid from the following?
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Question 18 of 20
18. Question
What important precaution shall be taken prior to conducting any closing unit pump capability tests?
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Question 19 of 20
19. Question
What is the minimum required capacity of the reservoir tank?
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Question 20 of 20
20. Question
During accumulator closing test, how much should be final accumulator pressure i.e. closing unit pressure?
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Leaderboard: BOP Closing Unit
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iam not a person related to off shore or on shore drilling , iam a hydraulic technician , i just tried using my knowledge in hydraulics…hope i have done good…
My answer was based on general background only
Very refresher quiz but if you can make the questions clearer and easy to understand what exactly is being asked eg question 11 was very confusing, that will be very helpful. Thanks