Azimuthal Gamma (Collar-based)
The Azimuthal Gamma module is a collar-based tool that provides real-time gamma ray borehole images with integrated detector components. It is suitable for measuring while drilling operations in directional and horizontal wells, effectively improving drilling efficiency.
Product Specifications
Product Specifications
Features
● Real-time azimuthal gamma outputs available
● Oriented gamma measurements while rotating the drill string with detectors spaced 120° apart
● Flexible combinations of three detectors
● Wireless communication with the MWD system for seamless data transmission
Applications
● Thin oil layers and Coal Bed Methane reservoir drilling
● Steering within formations with dipping beds
Technical Parameters
Product Model | LHE6670C | LHE6670F |
Tool OD | Φ172 mm (6.75″) | Φ121 mm (4.75″) |
Tool Length | 2.1 m (6.89 ft) | 2.4 m (7.87 ft) |
Connection | NC50 | NC38 |
Operating Temperature | -20 - 150°C (-4 - 302°F) | |
Rotation Speed | 0 - 255 rpm | |
Max. Pressure | 120 MPa (17,500 psi) | |
Gamma Measurement | Range & Accuracy: 0 - 1,000 API, ±10% | |
Sensitivity | 1.0 CPS/API | |
Gamma Sectors | 2 or 4 sectors uploaded in real time; 24 sector image logged in memory | |
Inclination (Static) | 0 - 180°, ±0.3° | |
Battery Life | ≥ 200 h | |
Vibration, Random | 10 g RMS, 30 - 1,000 Hz | |
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