Continuous North Finding Gyro
Ericco International Limited
Continuous Gyro, Continuous North Seeking Gyro, Directional Drilling Gyro,
1. CG gyro main features:
* Automatically north finding.
* High measurement accuracy, both the slim and large inclination are guaranteed.
* Continuous measurement, dynamical real time recording.
* Fast measurement speed, reach to 5000m/hr or more.
* Shock resistance, vibration, high reliability.
* Simple, easy to use, save time
* Chinese /English software interface, completely recording.
* Automatic drift correction
* Old wellbore trajectory retest, new well wellbore trajectory measurement.
* Directional well, Cluster wells toolface orientation.
* Casing window whipstock orientation.
* Offshore platforms cluster wells measurement and orientation.
* Main performance and specifications:
1. Parameters can be measured:
Inclination, azimuth, high side toolface, north direction toolface,and probe temperature.
2. Measurement accuracy(1σ)：
Azimuth: 0~360 deg, error: ≤0.5 deg
Inclination: 0~70deg, error: ≤0.1deg
Gravity toolface: 0~360deg, error: ≤1.5 deg
North direction toolface: 0~360deg, error: ≤0.5deg
3． Environment condition:
Operating temperature:‐20℃～175℃(with thermal sleeve)
Shock: 700g, 0.5ms, ½sine
4． Outside dimension:
Downhole probe outside dimension: 48mm,
Downhole probe length: 1120mm,
Total length of downhole tools: 4550mm,
Centralizer length 566mm,
Extra heavy bar length: 1000mm,
Standard R-type single-point guide shoe or standard E-type guide shoe.
V188.8.131.52 Gyro inclinometer dedicated software.
Trajectory measurements: continuous,
, Continuous North Seeking Gyro
, Directional Drilling Gyro
, Survey Gyro