What is hoisting system in drilling?

The hoisting system on a drilling rig does the heavy lifting on the rig. It is used to raise, lower, and suspend the drill string and lift casing and tubing for installation into the well.

What is a hoisting system?

A hoisting system is a mechanical machine operating in a vertical hoisting shaft. It is the most important and expensive piece of equipment in an underground ore handling line. … In a typical underground mine, ore is primarily crushed underground so it can be transported with belt conveyors and other equipment.

How many components consist of hoisting system?

The rig hoisting platform monitoring system comprises three parts: the upper machine, the controller programmable logic controller PLC, and the device layer.

What is rotating system in drilling?

The rotating system. The rotating system allow the rotation of the drill string, and it consists of the rotary table, the kelly and the swivel; In modern rigs, a top drive groups together the functions of the above three items of equipment.

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What are the functions of the hoisting system?

The hoisting system on a drilling rig does the heavy lifting on the rig. It is used to raise, lower, and suspend the drill string and lift casing and tubing for installation into the well.

What are the equipment used in hoisting system?

Hoisting equipment includes jacks, winches, chain hoists, and cranes. Crane is the only single machine which, as a single piece, is capable of providing three- dimensional movement of the weight.

What are the equipment in hoisting mechanism of drilling rig?

It consists of drawworks, crown block, traveling block, deadline anchor, supply reel and drilling line (Figure 4).

What is crown block in drilling?

1. n. [Drilling] The fixed set of pulleys (called sheaves) located at the top of the derrick or mast, over which the drilling line is threaded. The companion blocks to these pulleys are the traveling blocks.

Which piece of drilling equipment is used to move the hoisting block during pull up and pull down operations?

The main purpose of the lifting system and the draw worsk is lifting and lowering the drill string and carrying the weight of the drill string and the casing. The main purpose of the derrick is to support the travelling blocks and the drill line.

Drilling equipment.

API Range Length (ft)
III 38 – 45

What is hoisting and rigging?

The ability to safely move materials from one location to another is a vital part of many activities at Princeton. Hoists are often used when materials are too heavy or bulky to be safely moved manually.

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What is the difference between rigging and hoisting?

As verbs the difference between rig and hoist

is that rig is to fit out with a harness or other equipment while hoist is to raise; to lift; to elevate; especially, to raise or lift to a desired elevation, by means of tackle or pulley, as a sail, a flag, a heavy package or weight.

What are the 3 types of hoists?

There are three types of residential hoisting devices:

  • Wheeled hoists.
  • Stationary hoists.
  • Ceiling lifts.

What is Kelly in drilling?

1. n. [Drilling] A long square or hexagonal steel bar with a hole drilled through the middle for a fluid path. The kelly is used to transmit rotary motion from the rotary table or kelly bushing to the drillstring, while allowing the drillstring to be lowered or raised during rotation.

What is top drive system?

A top drive is a mechanical device on a drilling rig that provides clockwise torque to the drill string to drill a borehole. It is an alternative to the rotary table and kelly drive. … The top drive allows the drilling rig to drill the longer section of a stand of drill pipe in one operation.

What is kelly bushing in drilling rig?

1. n. [Drilling] An adapter that serves to connect the rotary table to the kelly. The kelly bushing has an inside diameter profile that matches that of the kelly, usually square or hexagonal. It is connected to the rotary table by four large steel pins that fit into mating holes in the rotary table.