Oil and Gas Engineering Design Considerations
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Questions and Answers

What is the most common cause of failure in pipelines?

  • Flow restrictions due to hydrates
  • Corrosion, internal or external (correct)
  • Exceeding original design pressure
  • Lack of regular pigging

What is the primary purpose of pigging in pipelines?

  • To apply coatings to the pipeline
  • To detect leaks in the pipeline
  • To limit flow restrictions in the line (correct)
  • To clean the pipeline of debris

What is the purpose of cathodic protection in pipelines?

  • To reduce the pressure of the pipeline
  • To detect leaks in the pipeline
  • To prevent corrosion of the pipeline (correct)
  • To increase the flow rate of the pipeline

What is the primary method of leak detection used in pipelines?

<p>All of the above (D)</p> Signup and view all the answers

What is the purpose of instrumenting a pipeline?

<p>To monitor pressures, temperatures, and flow rates (D)</p> Signup and view all the answers

What is a common method of physical inspection of pipelines?

<p>Using dogs to detect leaks (A)</p> Signup and view all the answers

What is the primary advantage of using Acoustic Emission Systems in pipeline inspection?

<p>It can detect changes in the pipeline using sound waves (B)</p> Signup and view all the answers

What is a common cause of flow restrictions in pipelines?

<p>Build-up of hydrates and waxes (A)</p> Signup and view all the answers

What is the primary purpose of coatings in pipelines?

<p>To prevent corrosion of the pipeline (A)</p> Signup and view all the answers

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