Ultrahigh Temperature Dimension™ X-Y Caliper Tool
Provides fast-response well-temperature profile and casing ID with two continuous independent perpendicular measurements
Applications
- Accurate wellbore internal size measurement
- Casing and tubing evaluation
- Defects identification such as scale build up, corrosion, or deformation
- Completion items identification
Features and Benefits
- Ultrahigh temperature capability
- Suitable for geothermal applications
Tool Description
The Weatherford Ultrahigh Temperature Dimension X-Y caliper is a geothermal memory tool that provides a fast-response well-temperature profile and two continuous independent perpendicular measurements of casing internal diameter.
Specifications
Ratings and Dimensions
Maximum temperature | 662°F (350°C)* |
Maximum pressure | 8,500 psi (58.6 MPa) |
Outside diameter | 2.530 in. (64.26 mm) with standard wheels |
Length | 106.03 ft (32.3 m) |
Weight | 65 lb (29.5 kg) |
Materials | Nitronic 50 and Inconel® |
*Will run at 662°F (350°C) up to one (1) hour.
Hardware Characteristics
Sensor type | DVRT |
Temperature | RTD |
Battery type | AA Alkaline |
Connections | 5/8-in. API Pin |
Tool Measurements
Measurement range | Min: 3.0 in. (7.62 mm) |
Measure points | Fully Open: X: 32.2 in. (81.8 cm) |
Sample rate diameter | 20 sps |
Sample rate temperature | 1 sps |
Diameter accuracy | ± 0.25 in. (± 6.35 mm) |
Temperature accuracy | ± 0.27°F (± 0.15°C) |
Electrical
Consumption | 3.6V |
Interface | U-rod |
Application
Mode | Memory (MLT) |
Logging time | 4 hr at 617°F (325°C) |
Reach out to optimize reservoir performance
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