Rock Mechanics in Petroleum Geomechanics Quiz
14 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does Petroleum Geomechanics deal with?

  • The chemical composition of rocks
  • The formation of hydrocarbons in rocks
  • The stress-strain-yield behavior of rocks (correct)
  • The temperature gradient of rocks

    • Why is knowledge of Rock Mechanics important for drilling, production, and reservoir engineers?

  • It assists in subsidence management
  • It is necessary for borehole stability (correct)
  • It helps in predicting the formation fracture pressure
  • It is crucial for sand management

    • What is the definition of fracture gradient according to the Schlumberger Oilfield Glossary?

  • The pressure required to measure fractures in the rock at a given depth
  • The pressure gradient required to induce fractures in the rock at a given depth (correct)
  • The pressure required to initiate fractures in the rock at a given depth
  • The pressure required to close fractures in the rock at a given depth

    • How does Rock Mechanics contribute to project planning in petroleum engineering?

    <p>It helps in casing placement programs</p> Signup and view all the answers

    What type of changes affect the stress-strain-yield behavior of rocks according to Petroleum Geomechanics?

    <p>Changes in temperature and fluid pressure</p> Signup and view all the answers

    How can knowledge of Rock Mechanics benefit oil and gas companies?

    <p>By bringing substantial economic rewards</p> Signup and view all the answers

    What is the fracture gradient of a well?

    <p>The maximum mud weight that a well can hold without mud losses and without uncontrolled tensile failures</p> Signup and view all the answers

    What is the purpose of performing a Formation Integrity Test (FIT) in drilling operations?

    <p>To estimate the formation fracture gradient</p> Signup and view all the answers

    What is the least principal stress within a rock structure called?

    <p>σv</p> Signup and view all the answers

    Which test is used to determine whether the rock in the open hole section of the well will withstand a specific, predetermined pressure?

    <p>Limit Test</p> Signup and view all the answers

    At what stage of the Formation Integrity Test (FIT) does the test stop if the pressure point where the slope is changing is reached?

    <p>At the leak off pressure (LOP)</p> Signup and view all the answers

    What determines the direction in which fractures will propagate within a rock structure?

    <p>The least principal stress within the rock structure</p> Signup and view all the answers

    In which test is it assumed that the formation is starting to break down when the pressure no longer increases linearly with an increase in volume pumped?

    <p>Leak-off test (LOT)</p> Signup and view all the answers

    Which test is used to determine the pressure at which the rock in the open hole section of the well just starts to break down?

    <p>Leak-off test (LOT)</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser