1. MWD Spec Sheet SDS 2007 Geolink
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Measurement While Drilling (MWD) Mechanical Specification Drill Collar OD x ID (inches) Tool joints Rec. make up torque (lbf.ft) Max DLS (deg/ft) Sliding & Rotating Max flow rate (US gpm) Pressure drop across tool water (psi) 4.75 x 2.81 3½” IF 9,900 0.3 / 0.15 480 60 6.75 x 3.25 4½” IF 25,800 0.21 / 0.1 800 64 8.00 x 3.75 6 5/8” Reg 47,000 0.14 / 0.08 1,100 39 9.50 x 4.25 7 5/8” Reg 62,000 0.07 / 0.04 1,200 29 Technical Specification Measurement Range Accuracy Azimuth 0 – 360 deg +/- 0.5 deg Inclination 0 – 180 deg +/- 0.05 deg Tool Face 0 – 360 deg +/- 0.5 deg Magnetic field 0-100mT 0.075mT Temperature 0 – 200 deg +/- 1 deg. C Environmental Temperature Operating: 0 -150 Deg. C Survival: -20 to 165 deg. C Pressure 15,000 psi (20,000 psi upgrade available) Vibration 20g RMS 30-300 Hz Random 30g 50-300Hz Sine Shock 1000g 0.5ms, half sine Mud condition Rec. Sand content <0.5%. Higher levels may be sustained. LCM limit is 30 lb/bbl – medium nut plug (evenly mixed) No limitation for mud weight or solids as long as conventional weighting agents are used and mud is evenly mixed. MWD Services Smith Drilling Systems has purchased and operates the Geo-link MWD system. This product is a robust and compact survey instrument which provides highly accurate measurements of Azimuth, Inclination, and Tool Face from the well bore. The Directional Sensor provides all measurements using Tri-axial Flux Gate Magnetometers and Q-Flex type Accelerometer packages respectively. A built in temperature sensor enables appropriate corrections to be made to these measurements. Tool face readings can be obtained from either the magnetometer or the accelerometer packages according to borehole angle and/or operator choice. Local magnetic and gravity field values are recorded for survey quality control purposes. Features • Industry leading Instrument accuracy • Robust and Highly Reliable • Sondex Drilling Division proprietary technology, manufactured in the UK • Available in both Standard and Slim-hole sizes • Compatible with all Geolink MWD Systems
Transcript of 1. MWD Spec Sheet SDS 2007 Geolink
Measurement While Drilling (MWD)
Mechanical Specification
Drill Collar OD x ID (inches)
Tool joints Rec. make up torque (lbf.ft)
Max DLS (deg/ft) Sliding & Rotating
Max flow rate
(US gpm)
Pressure drop across tool water
(psi)
4.75 x 2.81 3½” IF 9,900 0.3 / 0.15 480 60
6.75 x 3.25 4½” IF 25,800 0.21 / 0.1 800 64
8.00 x 3.75 6 5/8” Reg 47,000 0.14 / 0.08 1,100 39
9.50 x 4.25 7 5/8” Reg 62,000 0.07 / 0.04 1,200 29
Technical Specification
Measurement Range Accuracy
Azimuth 0 – 360 deg +/- 0.5 deg
Inclination 0 – 180 deg +/- 0.05 deg
Tool Face 0 – 360 deg +/- 0.5 deg
Magnetic field 0-100mT 0.075mT
Temperature 0 – 200 deg +/- 1 deg. C
Environmental
Temperature Operating: 0 -150 Deg. C Survival: -20 to 165 deg. C
Pressure 15,000 psi (20,000 psi upgrade available)
Vibration 20g RMS 30-300 Hz Random 30g 50-300Hz Sine
Shock 1000g 0.5ms, half sine
Mud condition Rec. Sand content <0.5%. Higher levels may be sustained. LCM limit is 30 lb/bbl – medium nut plug (evenly mixed) No limitation for mud weight or solids as long as conventional weighting agents are used and mud is evenly mixed.
MWD Services
Smith Drilling Systems has purchased and operates the Geo-link MWD system. This product is a robust and compact survey instrument which provides highly accurate measurements of Azimuth, Inclination, and Tool Face from the well bore. The Directional Sensor provides all measurements using Tri-axial Flux Gate Magnetometers and Q-Flex type Accelerometer packages respectively. A built in temperature sensor enables appropriate corrections to be made to these measurements. Tool face readings can be obtained from either the magnetometer or the accelerometer packages according to borehole angle and/or operator choice. Local magnetic and gravity field values are recorded for survey quality control purposes.
Features
• Industry leading Instrument accuracy
• Robust and Highly Reliable
• Sondex Drilling Division proprietary technology, manufactured in the UK
• Available in both Standard and Slim-hole sizes
• Compatible with all Geolink MWD Systems
