PETE 225 Exam 2 Review Questions & Answers 2024/2025
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Course
PETE 225
Institution
PETE 225
PETE 225 Exam 2 Review Questions & Answers 2024/2025
Blind Ram - ANSWERSused to close the B.O.P. when *NO* pipe is present
Annular Ram - ANSWERSis used to close the B.O.P. when there *IS* pipe present
[T/F] You can change rams onshore but you cannot change rams sub-sea rams. - ANSWERSTru...
PETE 225 Exam 2 Review Questions &
Answers 2024/2025
Blind Ram - ANSWERSused to close the B.O.P. when *NO* pipe is present
Annular Ram - ANSWERSis used to close the B.O.P. when there *IS* pipe present
[T/F] You can change rams onshore but you cannot change rams sub-sea rams. - ANSWERSTrue - even
though you theoretically could change the BOP for an offshore ram, it is very expensive and takes a lot of
time
What is the major difference between offshore and onshore B.O.P.? - ANSWERSOffshore:
There are many more rams, almost double on what is used onshore. Has both a LMRP (Lower Marine
Riser Package), which is used to disconnect from the B.O.P incase of an emergency, and a B.O.P. (Blow
Out Preventer)
Fishing - ANSWERSTo recover a part or piece of equipment downhole.
Fish - ANSWERSThe part that is downhole.
[T/F] For a duplex pump: The inlet volume is the SAME as the outlet volume - ANSWERSFalse; the inlet
volume is DIFFERENT than the outlet volume because of the volume of the piston arm.
[T/F] For a Triplex pump: The inlet volume the SAME as the outlet volume. - ANSWERSTrue
Efficiency Equation: - ANSWERSActual Volume
---------------------- * 100
Theoretical Volume
, As you increase the density the upper limit what will happen? - ANSWERSIt will cause a *fracture*
What are the three Rotating Systems: - ANSWERS1. Kelly Drive System
2. Top Drive System
3. Downhole motors
Top Drive Advantages - ANSWERS1. Reduces Drilling Time
2. Rotates Drill String
3. Handles Pipe Efficiently
4. Variable Rotating Power
5. Allows Rotation at any time
6. Rapid Response to well kicks
7. Reduces the number of connections
8. Crew does not need to lay down pipe between wells
Top Drive Disadvantages - ANSWERS1. More expensive to maintain
2. Very large
3. Drilling Line wears faster
4. More difficult to move on land (rigs must be disassembled)
[T/F] Elevator is used only during Tripping, not drilling - ANSWERSTrue
What is not needed in a top drive system that a kelly drive system needs? - ANSWERSYou do not need
the *kelly* or the *rotatory table* because the motor in the top drive rotates the entire drill string.
Downhole bit - ANSWERSMainly used in directional wells (ie horizontal wells)
The bit is the only thing that turns, not the pipe connected to it.
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