After discovering the
potential of the existing oil fields, the drilling begins A drilling rig puts
the first bit in the ground, the hole will be about 13 meters deep the first
section of steel pipe(casing); is placed in the hole and cemented in place
it’s a one-day process to bring in and set up the rig and wouldn’t be possible
without the use of heavy equipment this well will be drilled to a depth 3 crew shifts
will work 24/7 in all weather conditions until drilling is complete.
The worker is mixing”
drilling mud” which is crucial for lubrication in the hole Workers constantly
monitor the lubricant as it circulates in & out of the well Each section of the drilling pipe. to drill the
length of one depending on what they are drilling through. Once a section of
the pipe is close to the end, the driller suspends the weight and the bit stops.
‘roughnecks’ at work making a pipe
connection to continue drilling downward
| rig floor |
This process will take place many times during the day and night The graph that shows where the drill bit is beneath the surface reaches its destination, but the work has only started at this point First, the holes are flushed out with circulating water for several hours all the pipes are pulled out of the hole A logging crew arrives to start connecting probes and wires so they can begin the computerized analysis of the well, A logging probe is lowered into the well to the bottom the data were analyzed and fortunately, this oil well had good results so it will move on to completion.
A new set of pipes is
installed but this time they will stay in place After meters of pipe are pulled
out, and the same length of the new pipe is put in place, the cement trucks
roll in one thing are ready, this becomes a robust pumping operation as
you’ve never seen before after drilling and casing the well must be (completed)
Acids and fracturing
fluids may be pumped into the well to fracture, clean, or otherwise prepare and
stimulate the reservoir rock to release oil and gas it is common that the
natural pressure of the subsurface reservoir is high enough for the oil or gas
to flow to the surface If the pressure is too low then pump jacks is the
solution and a common sight in the oil field Once crude oil is extracted from
the ground, it must be transported and refined which happens in an oil refinery,
In this case, crude oil is transferred from oil tankers directly into a long pipeline
system
| oil well |

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