Annular Preventer Quiz
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Annular preventers are one of the most critical well control equipment on the rig. Ram preventers can seal only a specific OD of pipe or a certain range of pipe (VBR) but the annular can seal various size of drill pipe. It is very important that personnel should understand the basic of it therefore this quiz focus on the general knowledge of it. To maximize your learning, you are recommended to test yourself first and the find out what answers that you don’t understand and read the well control book. Then you re-do the test again. We wish you would enjoy learning from this quiz and please feel free to give us some feedback.
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Question 1 of 15
1. Question
Most of annular preventers are wellbore pressure energized. What does “wellbore pressure energized” mean?
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Question 2 of 15
2. Question
What is another name for Annular preventer?
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Question 3 of 15
3. Question
What is not the purpose of annular preventer?
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Question 4 of 15
4. Question
Typically, the annular preventer consists of four parts.
Determine which are correct from the following answers.
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Question 5 of 15
5. Question
What are these terms: Hydril GL, GX, the GK, Cameron D, DL, the Shaffer bolted cover and wedge cover?
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Question 6 of 15
6. Question
What is an important feature for moving or stripping pipe and tool joints through it to keep a constant pressure and seal against the pipe?
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Question 7 of 15
7. Question
What is a maximum recommended closing pressure for most of the annular preventers?
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Question 8 of 15
8. Question
Generally what should be the regulated pressure for an annular preventer when moving the pipe?
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Question 9 of 15
9. Question
What are the several factors on which the minimum pressure to obtain a seal is dependent on?
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Question 10 of 15
10. Question
What is the component No.2?
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Question 11 of 15
11. Question
What is the proper condition to store annular packers?
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Question 12 of 15
12. Question
What is the main disadvantage of moving a pipe through the preventer at high closing pressure?
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Question 13 of 15
13. Question
Typically, it will take ___ time to close the annular than the ram type preventer and it takes more hydraulic fluid to operate it as well. Please fill in the blank.
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Question 14 of 15
14. Question
What would be happened if moving the pipe through the annular at high closing pressure?
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Question 15 of 15
15. Question
Which factors can reduce life of packer element?
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