Oil and Gas Production X-mas Tree Equipment
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Questions and Answers

What type of flange face is commonly used in process plant applications?

  • Raised Face (RF) (correct)
  • Ring-Type Joint (RTJ)
  • Flat Face
  • Metallic Face

    • Which valve type uses a hollow, perforated and pivoting ball to control flow through it?

  • Globe Valve
  • Butterfly Valve
  • Ball Valve (correct)
  • Gate Valve

    • In what type of applications are Ring Type Joint (RTJ) flanges typically used?

  • High-temperature applications
  • Low-pressure applications
  • Corrosive applications
  • High-pressure applications (correct)

    • Which valve type should not be used for regulating flow?

    <p>Gate Valve</p> Signup and view all the answers

    What products are included in the downstream sector mentioned in the text?

    <p>Heating oil, fuel oils, and liquefied petroleum gas</p> Signup and view all the answers

    What is the purpose of a throttling valve in a Naturally Flow Producing Well?

    <p>To regulate the flow of product</p> Signup and view all the answers

    What is the main difference between Naturally Flow Producing Wells and Artificial Lift Wells?

    <p>Formation pressure requirement</p> Signup and view all the answers

    Which type of well uses the original reservoir pressure to produce oil at a commercial rate without requiring a pump?

    <p>Naturally Flow Producing Wells</p> Signup and view all the answers

    What is the purpose of a Safety Control Sub-Surface Safety Valve (SCSSV)?

    <p>To close the well in an emergency</p> Signup and view all the answers

    How are most down hole safety valves controlled?

    <p>Hydraulically from the surface</p> Signup and view all the answers

    What happens when hydraulic pressure is applied down a control line to the safety valve?

    <p>Forces a sleeve within the valve to slide downwards</p> Signup and view all the answers

    What is the function of a Christmas tree (X-mas tree) in an oil well?

    <p>To isolate the reservoir fluids from the surface</p> Signup and view all the answers

    What is the function of the Surface Safety Valve (SSV)?

    <p>To quickly shut down the well upstream in the event of overpressure or failure</p> Signup and view all the answers

    What is the primary purpose of the Choke Valve?

    <p>To restrict, control or regulate the flow of hydrocarbons from the well</p> Signup and view all the answers

    When would the Flowing Wing Valve (FWV) be used?

    <p>To permit the passage of well fluids to the choke</p> Signup and view all the answers

    What is the purpose of the Upper Master Valve (UMV) on a Christmas Tree?

    <p>To be used as an emergency shut-in system on moderate to high pressure wells</p> Signup and view all the answers

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