Near-Bit Drilling Dynamics Monitor System
The Near-Bit Drilling Dynamics Monitor System is equipped with drilling dynamics monitoring located directly above the drill bit to measure and record RPM,weight on bit,torque on bit, bending on bit, internal and annular pressure, temperature, and vibration, providing early indication of formation changes to reduce downhole drilling risks.
Product Specifications
Product Specifications
Features
● Highly integrated design for real-time multi-parameter measurements
● Real-time and memory modes available for versatile drilling operations
● Wireless communication between measurement sub and MWD for ease of operation
● Wireless transmission range > 15 m (49 ft)
Application
● Horizontal, ERD, and directional drilling
● Downhole drilling risk monitoring
● Managed pressure drilling (MPD)
Specification
Product Model | LHE674605 |
Weight on Bit | ±300 kN (±67,400 lbs), ±5%F.S |
Torque on Bit | ±30 kN·m (±22,100 ft-lbs), ±5%F.S |
Bending on Bit (Option) | ±30 kN·m (±22,100 ft-lbs), ±5%F.S |
Rotation Speed | 0 - 255 rpm, ±2 rpm |
Vibration | 0 - 40 g, ±1 g |
Internal Pressure | 0 - 140 MPa (0 - 20,000 psi), ±1%F.S |
Annular Pressure | 0 - 140 MPa (0 - 20,000 psi), ±1%F.S |
Tool OD | Φ178 mm (6.75'') |
Tool Length | 1.25 m (4.1 ft) |
Connection | NC50 |
Battery Life | ≥200h |
Operating Temperature | 0 - 175°C (32 - 347°F) |
Max. Pressure | 140 MPa (20,000 psi) |
Memory | 8 GB |
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