Drilling rig
Core Equipment：The core equipment of the drilling rig mainly includes the derrick, hoist, top drive or rotary table, drilling pump, blowout preventer stack, and power unit, which together accomplish key operations such as drilling, tripping, mud circulation, and well control safety.
Core Technologies：Core drilling rig technologies: high-power drive, efficient rotation and hoisting control, drilling fluid circulation and solids control, deep well well control, intelligent automation control.
Product Introduction
This is a complete set of special drilling equipment for oil and gas exploration and development, integrating hoisting, rotating, circulating and control systems. It features strong power and stable operation.
Suitable for onshore and conventional oil and gas well drilling operations, it can efficiently perform rock breaking, tripping and wellbore construction. With excellent reliability and adaptability, it meets the requirements of various well depth working conditions and ensures safe and efficient drilling operations.
Types and Characteristics of Equipment
Type
Drilling rig
The drilling rig is the core complete set of equipment for oil and gas drilling operations, mainly composed of eight major systems: hoisting, rotation, circulation, power, transmission, control, base, and well control. It can perform functions such as rotating to break rock, circulating to wash the well, and raising and lowering drilling tools. It can be divided into various types according to the driving method, drilling depth, and application scenarios, and is a key piece of equipment for completing drilling construction.Features
Features
Powerful and high load capacity
Capable of meeting the drilling and heavy-load tripping requirements for deep and ultra-deep wells.Highly integrated and complex system
Combines multiple systems such as rotation, hoisting, circulation, control, and well control into one cohesive unit.Strong adaptability
Can operate in diverse and challenging environments such as onshore, offshore, deserts, and cold regions, as well as various geological formations.Strict safety standards
Equipped with comprehensive well control and protective devices to prevent risks like blowouts and kicks, ensuring operational safety.Strong continuous operation capability
Durable and robust structure, capable of stable long-term operation to meet the continuous demands of drilling operations.
Ultra-deep Well Petroleum Drilling Rig
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Rotary Drilling Rig
Powerful drive system ensures efficient rock breaking and well drilling.
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Compact structure, easy operation and strong field adaptability.
Basic Principles and System Composition
Basic Working Principle
The drilling rig is powered by a central drive. The rotary system drives the drill bit to break rock, the hoisting system controls the raising and lowering of the drill tools, and the circulation system pumps drilling fluid to cool the bit and remove cuttings. Combined with the well-control system, this ensures safety and enables continuous drilling operations.
Overall System Composition
Power System: Provides power for the whole machine, commonly using diesel engines, electric motors, etc.
Rotary System: Drives the drill string and drill bit to rotate and break rock, including rotary table, top drive, kelly, etc.
Hoisting System: Responsible for raising and lowering drilling tools and controlling drilling weight, composed of winch, derrick, crane, traveling block, and hook.
Circulation System: Realizes the circulation and purification of drilling fluid, including drilling pumps, mud control equipment, manifold, etc.
Well Control and Monitoring System: Monitors operations and prevents blowouts, including driller's console, blowout preventer stack, and safety interlock devices.
Basic Principles and System Composition
Installation in place: Complete the installation and commissioning of derrick, drilling rig, well control, and other equipment, and prepare for drilling. Drilling: Power drives the drill bit to rotate and crush rock, gradually drilling downwards in a controlled direction. Circulating mud: Pump drilling fluid to cool the drill bit, lubricate the drill tools, and bring rock cuttings back to the surface. Tripping to change drill bit: Pull out the drill tools to replace worn-out drill bits, check and repair the drill tools to ensure continued operation. Lowering and re-drilling: Lower the drill tools to the bottom of the well, restore rotation and circulation, and continue deepening the wellbore. Well completion and cementing: Lower casing and pump cement to seal the formation and ensure safety for future production.
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