The Definition and Classification of MWD Instrument
MWD wireless inclinometer is a new type of measurement while drilling instrument developed on the basis of the cable while drilling inclinometer. The main…
Read MoreThe Working Principle of FOG
Principle: The principle of the FOG is based on the Sagnac effect, that is, the same two light beams emitted by the same…
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Features of Fiber Optic Gyroscope
1.Characteristics of fiber optic gyro Compared with electromechanical gyro or laser gyro, fiber optic gyro has the following characteristics: (1) fewer…
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The Definition and Working Principle of DTG
The dynamically-tuned gyroscope is a gyroscope supported by a flexible joint composed of two pairs of orthogonal torsion bar and balance…
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Knowledge about Accelerometer
Accelerometer is an instrument that uses Newton's second law (Law of inertia) for measuring the acceleration of the carrier line. The…
Read MoreWhat are Inclinometer Used for?
Inclinometers are used for: l Determining latitude using Polaris (in the Northern Hemisphere) or the two stars of the constellation Crux (in the Southern Hemisphere). l Determining the…
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The Advantages and Disadvantages of FOG
The fiber optic gyroscope is a sensitive element based on the optical fiber coil, and the light emitted by the laser…
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The Definition of Accelerometer
An accelerometer is an instrument that measures the acceleration of a carrier line. An accelerometer consists of a detecting mass (also…
Read MoreThe Definition and Working Principle of INS
Working principle INS, full name Inertial Navigation System, works on the basis of Newton's classical mechanics. Newton's laws tell us that…
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The Difference between MWD and LWD
Measurement While Drilling (MWD) is an advanced technology in directional drilling, which can measure some information near the bottom of the…
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