Desilter: The Key Component for Efficient Drilling Mud Solids
Control
Desilter is an essential piece of solids control equipment used in drilling operations. Positioned after the shale shaker and
desander, the desilter removes finer particles from the drilling
mud, ensuring optimal mud quality for the drilling process. Proper
use of a desilter improves drilling mud purification, reduces wear on pumps and pipes, and enhances drilling
efficiency.
1. Working principle of mud Desilter
Desilter operates based on hydrocyclone principles. Drilling mud
enters the desilter under pressure, creating a vortex inside the
hydrocyclone cone. Heavy solids are forced to the wall and
discharged as underflow, while clean mud flows upward as overflow
for recirculation.
| model | TRCN100-4N | TRCN100-6N/8N | TRCN100-12N/16N | TRCN100-20N |
| capacity | 60m³/h | 90m³/h | 180m³/h | 300m³/h |
| cyclone Specs | 4in | 4in | 4in | 4in |
| cyclone qty | 4nos | 6nos/8nos | 12nos/16nos | 20nos |
| working pressure | 0.25~0.4mpa | 0.25~0.4mpa | 0.25~0.4mpa | 0.25~0.4mpa |
| iniet size | DN100mm | DN125mm | DN150mm | DN150mm |
| outlet size | DN125mm | DN150mm | DN200mm | DN200mm |
| separation point | 15μm~44μm | 15μm~44μm | 15μm~44μm | 15μm~44μm |
| bottom shaker | TRZS60/N/A | TRZS60/N/A | TRZS752/N/A | TRZS703/N/A |
| dimension | 1510x1160X2000mm | 1510x1360x2250mm | 1835x1230x1810mm | 2770x1785x1810mm |
| weight | 550kg | 560kg/580kg | 1150kg | 1950kg |
| remark
All the desiler could be customized without shaker |
2. Key Components of the Desilter
- Hydrocyclone cones: Separate fine solids efficiently
- Feed pump: Provides necessary pressure for vortex formation
- Mud tank connections: Directs flow to subsequent solids control stages
- Underflow and overflow outlets: Discharge solids and return clean mud
3. Operating and Maintenance Tips
- Monitor feed pressure and flow rate to ensure efficient separation
- Inspect hydrocyclone cones regularly for wear or clogging
- Clean mud tank connections to prevent blockages
- Replace worn parts promptly to maintain performance
4. Benefits of Using the Desilter
- Superior drilling mud purification
- Enhanced drilling efficiency
- Reduced equipment wear
- Improved overall solids control system performance
5. Application in the Drilling Industry
Desilters are widely used in oilfield drilling, natural gas
drilling, and water well drilling projects. They work in
conjunction with shale shakers and desanders to create a multi-stage solids control system, ensuring drilling
mud is clean and suitable for reuse.
