North seeker designed specifically for directional drilling
MEMS north seeker is a high-tech product and one of the particularly important branches in the field of contemporary micro-mechanical electronic…
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Dynamic Attitude Measurement of Directional Drilling Tools Based on Q-Flex Accelerometer
During the drilling process, directional drilling tools play a crucial role in controlling the trajectory of the wellbore in real-time to…
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MEMS Gyroscope: Sensitive Structure | Detection Circuit | Integrated Package
MEMS gyroscope is a kind of MEMS inertial sensor which uses Coriolis effect to detect the rotational angular rate of objects.…
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Ripple Free Minimum Beat Control of Closed-loop FOG Gyro
The interferometric FOG gyro is a kind of angular velocity sensor based on Sagnac effect, which has the advantages of all-solid…
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Basic knowledge of fluxgate directional assembly
Fluxgate directional assembly are composed of accelerometer sensors and fluxgate sensors, which are mainly used in directional drilling, petroleum industry and…
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Research on the Drift Pattern of Instrument Constants of Gyro Theodolite with Temperature
The law of instrument constant drift with temperature of a gyro theodolite is a complex phenomenon, which involves the interaction of…
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Transformation Relationship of IMU Coordinate Axes
1. Transformation relationship of IMU coordinate axes 1.1IMU coordinate system An IMU (Inertial Measurement Unit) is a sensor device that integrates…
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Analysis and design of measurement and control system for azimuth north seeker
North-finding orientation is an important application field of inertial technology, so azimuth north seeker came into being. It has a wide range…
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Advancements in Deformation Monitoring: Utilizing GNSS Technology
In recent years, the field of deformation monitoring has witnessed significant advancements, largely driven by the widespread adoption of Global…
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Measurement of Moving Airfoil Deflection based on Wireless Tilt Sensor
Based on the underlying measurement principle of the tilt sensor, considering the sensor system error, operation and installation error, and referring…
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