Well Intervention Quiz [PDF]

Zitiervorschau

Introduction to well intervention – well control

1. Which one of the following is a correct definition for a well barrier? No. required Answers

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A. A Plug that can prevent the flow of well bore fluids. B. A well barrier is defined as anything that can prevent the well bore hydrocarbons to flow to surface. C. Wireline Blow out plug.

2. Injecting brine into the flow stream can reduce the formation of Hydrates. No. required Answers

A. True

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B. False

3. What is “fracture pressure”? No. required Answers 1 A. The pressure applied to the formation at the shoe by the column of mud in the well. B. The pressure applied at surface which will cause the formation at the shoe to break down. C. The pressure applied to the formation at the bottom of the well by column of mud in the well. D. The pressure that can be applied to the formation when it breaks down.

4.

Which of the following are closable barriers?

No. required Answers

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A. Tubing hanger plug B. Pump-out plug C. BOP D. Packer E. Check valve.

5.

In which direction should a barrier be tested? No. required Answers

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A. From above B. From below C. In any direction D. In the direction of flow.

6. Who should be presented at pre-job meeting? No. required Answers 1

A. The crane crew B. Just supervision C. All involved D. Just the well intervention crew

7. Identify the top three reasons for holding the pre-job safety meeting? 3

No. required Answers

A. To get to know other team members. B. To discuss & agree on logistical issues. C. Define roles and responsibilities within the teams. D. Make sure that procedures are understood by all. E. Discuss emergency procedures and evacuation plan. 8. During a well operation a problem arises that requires the well to be killed. Which of the following is the most appropriate killing method? No. required Answers

A. Volumetric B. Circulation C. Wait and weigh up D. Bullheading E. Concurrent.

9. What are consequences of having a blow-out? No. required Answers

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A. Environmental damage B. Competitors shall gain an advantage. C. Loss of human life. D. Loss of equipment E. The responsible person will be fired and will not find a job easily. F. Loss of reputation G. If the blow is controlled before it catches fire, no real consequences are expected. H. Financial damages.

10. Which of the following indicates that a gas cap may be forming in a live well that has just been shut in at the tree? No. required Answers

A. Initial SIWHP 1slowly falls. B. Initial SIWHP slowly rises. C. Initial SIWHP remains steady. D. Annulus pressure slowly falls. E. Annulus pressure slowly rises. F. Annulus pressure remains steady.