Quiz No. 1 - For Learning Sessions 1 & 2.
What was the "Deep Water Horizon"?
A fixed drilling platform
A mobile floating offshore drilling platform
A drill ship
None of the above
What happened to the "Deep Water Horizon"?
It won multiple safety awards and is still working today
It caught fire and sank.
It was decommissioned and dismantled for scrap.
It was sold to a Chinese oil company and move to Beijing.
What are the oil company priorities?
What is the final control that prevents oil and gas escaping to the environment?
The well head.
The drilling rig
The operations technician
Oil company management.
Name three factors or components in the formation of crude oil?
Time
Material - Organic Matter
The cooking process
The weather
Depth of the ocean
How long does oil take to form?
Thousands of years
Hundreds of years
Millions of years
Who knows?
Decades
Where does the oil actually reside?
Huge cavern under the ground
In the pore space in sandstones
In the wells
It floats on the water.
What carries or moves the oil for where is is formed?
Ground movement.
Water movement.
Gravity pushes it down.
The gas pushes it up.
What type of rock typically holds the crude oil?
What is the purpose of drill pipe.
It holds and drives the bit
It turns anti-clockwise to drill into the rock.
It screws together in 5 metre lengths.
It carries the cuttings back up its centre to the surface.
What is a drill bit.
Name three uses for drilling mud.
It lubricates the bit.
It is a safety feature
It carries cuttings back to the surface
It is used to make cement.
It carries cuttings back up the inside of the pipe.
What purpose does cement serve in the well?
It makes a base on the seabed to drill through
It is a substitute for drilling mud
It creates a seal between the pipe and the formation.
It lubricates the drill bit.
What is the purpose of a master valve?
Final shut in valve for the well.
It controls the flow rate for oil production
Entry valve for well maintenance.
Bleeds off the anulus pressure.
Are SSSV's required for onshore wells.
How is a SSSV opened?
By spring tension
Hydraulically
Mechanically
None of these
Are SSSV's Fail Safe Open or Fail Safe Closed?
Fail Safe Closed
Fail Safe Open
What type of SSSV is described in Lesson 2?
Ball valve
Flapper valve
Rocket valve
Mars valve
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