Drilling rigs are constructions that house equipment like pipes, cables, drill bits and derricks which are vital in extracting necessary commodities comparable to petroleum from under the earth’s surface. The rigs are categorized under offshore and land with the offshore dealing with drilling on the ocean floor and land based drills dealing with the drilling that’s executed on land.
Apart from extracting petroleum, they can be used within the construction industry in building foundation building, roadbed, bridges and airports constructions the place robust foundations are required. They can also be utilized in mining, drilling and water well drilling. The drilling rigs come in numerous types and the most suitable is chosen in line with the task that’s at hand. The drilling rig classifications can be accomplished using various factors, attributes or technologies.
The kind of power a drilling rig uses can decide what type it is. On the whole, you could find mechanical drilling rigs which use clutches, transmissions and torque converters which can be powered by their own diesel engines. The electric ones are these whose machinery items are driven using electric motors producing power on site by means of inner combustion engines. There are also hydraulic rigs which use hydraulic energy, steam rigs which use engines and pumps which are steam powered and the pneumatic ones which are powered utilizing pressurized air.
Rig categorization under pipe has cable drilling rigs that use cables to lift and drop drill bits, typical drilling rigs which use plastic or metal drill pipes of various types to suit the perform and col tubing rigs that use giant tube coils and down gap drilling motors.
Height categorization is available in when briefly removing drill pipes from the outlet and relies on the number of linked pipes within the derrick. Single rigs pull dingle drill pipes, whereas double rigs can handle a stand of pipe that has two related pipes within the derrick. Triple stand rigs can deal with three whereas quadri stand can accommodate 4 linked drill pipes.
By drilling methodology
The drilling technology classifies the drilling rigs into non rotational rigs that include most service rigs and direct push rigs. There are also rotary table rigs that achieve rotation by turning a hexagonal or sq. pipe at the floor level of the drill. High drive rigs have the circulation and rotation carried out across the top area of drill string on motors moving on track along the equipment derrick whereas sonic rigs use vibratory energy in order that the drill string is advanced. You will additionally discover hammer rigs that use percussive and rotation force.
By derrick position
Drilling rigs can also be categorized based on the positioning of the derrick on the equipment. There are conventional rigs which have the derrick in vertical position and slant rigs that have the derrick slanted at an angle of 25 degrees in order that horizontal drilling is facilitated.
Regardless of the drilling wants you may have, there’s always an significance of making positive you select one of the best for the task at hand. While you know what your options are your possibilities of choosing the very best drilling rig are increased.
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