The oil and gas desilter used in drilling rig solids control plays a crucial role in drilling operations. The desilter used in drilling solids control possesses multiple functions, including solid-liquid separation, enhancing drilling fluid quality, protecting drilling equipment, and contributing to environmental protection. It is an indispensable piece of equipment in modern drilling operations. When applying it, selecting the appropriate model and size based on actual drilling conditions and regularly maintaining it are crucial to ensure its smooth operation and extended service life.

Core Function: The hydrocyclone desilter employs high-speed rotational mechanisms (such as centrifugal drums or hydrocyclones) within its system to efficiently separate solids from drilling fluids using centrifugal force and gravity principles. Solid particles (e.g., cuttings, silt, and sand) in the drilling fluid are thrown towards the wall of the device due to centrifugal force, while clean drilling fluid flows out through the central outlet.

Particle Size Range: The hydrocyclone desilter primarily targets solid particles in the range of 15 to 44 microns and above. Depending on the specific conditions of the drilling fluid, micro-hydrocyclones can also be used to further separate solid particles as small as 2 to 4 microns.

Purification Effect: By removing solid particles and silt from the drilling fluid, the hydrocyclone desilter significantly improves the quality and stability of the fluid, reducing the content of harmful solid particles.

Performance Assurance: Clean drilling fluid helps maintain critical performance indicators such as specific gravity, viscosity, and density, ensuring smooth drilling operations.

Reducing Wear: Solid particles in drilling fluid can cause wear on drilling equipment (e.g., drill bits, drill pipes). The use of the hydrocyclone desilter minimizes this wear, extending the equipment's lifespan.

Lowering Failure Rates: By enhancing the quality of drilling fluid, the hydrocyclone desilter also helps reduce failure rates during drilling operations, improving overall efficiency.

Energy Saving and Emission Reduction: The recycling of mud facilitated by the hydrocyclone desilter reduces the generation of waste mud, aligning with current eco-friendly development concepts. Additionally, it minimizes the discharge of harmful substances in drilling fluid, contributing to environmental protection.

Assisting Drilling Operations: As a vital component of the drilling fluid solids control system, the hydrocyclone desilter works in concert with other solids control equipment (e.g., shale shakers, vacuum degassers, desanders) to collectively enhance the efficiency and quality of drilling operations.