What is a drawworks and its function for drilling operation?
2024年7月13日 · In oil and gas drilling, the drawworks stands out as a fundamental component, often referred to as the workhorse of a rotary drilling rig. This machinery plays a crucial role in the hoisting and lowering of the drill string within the wellbore, ensuring the efficiency and safety of drilling operations.
Drilling Drawworks and Hoisting Systems - NOV
Our line of premier drilling drawworks models ranges from a 700-hp drawworks for mobile land rigs to a 9,000-hp active-heave drawworks for floating rigs. MYNOV is a single sign-on solution. Access multiple NOV applications and services with one login.
Drawworks - Wikipedia
A drawworks is the primary hoisting machinery component of a rotary drilling rig. Its main function is to provide a means of raising and lowering the traveling block. The wire-rope drill line winds on the drawworks drum and over the crown block to the traveling block, allowing the drill string to be moved up and down as the drum turns. The ...
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Drawworks Technology
With over 100 years of experience and thousands of drawworks in the field, NOV is the world’s premier drawworks manufacturer. Our line of drawworks models range from 700 horsepower drawworks for mobile land rigs to 9000 horsepower active heave drawworks for floating rigs.
Drawworks Brake System In Drilling Rigs
2023年5月15日 · Regenerative Brake System (New generation of drawworks) The newest generation of drawworks (4000-5000 HP), mounted on ultradeep offshore rigs, have a the direct drive transmission system, permanently connecting the drawworks to the motors. When the traveling block descends in the derrick, the motors turn in the opposite direction,
Drawworks - SLB
We provide AC gear-driven drawworks for onshore and offshore applications. Models are available in single-speed or three-speed designs with up to 6,000-hp ratings. We also provide technically advanced, gear-driven, active-heave-compensated drawworks systems rated up to 11,200 hp that are capable of compensating for movements on large floaters ...
rotary drilling series Unit i: the rig and its Maintenance Lesson 1: The Rotary Rig and Its Components Lesson 2: The Bit Lesson 3: Drill String and Drill Collars Lesson 4: Rotary, Kelly, Swivel, Tongs, and Top Drive Lesson 5: The Blocks and Drilling Line Lesson 6: The Drawworks and the Compound
Several key com ponents make up the hoisting system: drawworks, a mast or a derrick, crown block, a traveling block, and a wire-rope drilling line—all work in conjunction to drill a hole (fig. 1). derrick (a standard derrick) is a tower that crewmembers assemble piece by piece. A mast, on the other hand, is a portable derrick that.
Draw-works Selection Guide: Types, Features, Applications
Draw-works, also called drawworks, are hoisting equipment used specifically in the earth drilling industry. The main function of a draw-works is to raise and lower drilling equipment up and down the bore hole. Drilling gear includes a drill bit, drill pipe …
Drilling Drawworks - Sino Mechanical
The drilling drawworks are the machine on the rig consisting of a large-diameter steel spool, brakes, a power source, and assorted auxiliary devices. The primary function of the drawworks is to reel out and reel in the drilling line, a large diameter wire rope, in a controlled fashion.