Vigor Gyro while Drilling (Wireless)

A continuous gyro is an advanced surveying tool used in oil and gas drilling to provide real-time, uninterrupted measurements of a wellbore's trajectory. Unlike traditional tools, such as multi-shot gyroscopes that take discrete measurements at specific intervals, a continuous gyro delivers a constant stream of data as it moves through the wellbore. It measures the wellbore's inclination and azimuth, offering a highly detailed and accurate profile of the well's path. This precision ensures accurate wellbore placement, particularly in complex drilling environments.

Modern continuous gyros often employ solid-state technologies, such as Fiber Optic Gyros, which uses light to measure angular velocity, or Ring Laser Gyros, which uses laser interference for high-precision measurements. These technologies are more durable and accurate than traditional spinning-mass gyros. The continuous gyro is mounted in the bottom hole assembly (BHA) as part of the drill string. As drilling progresses, it provides real-time data to the surface, enabling immediate adjustments to the drilling direction. The tool can also be run on a wireline after drilling a section of the well. It is lowered into the wellbore, and continuous data is recorded as it is raised or lowered. In both configurations, the tool transmits data in real time or stores it for later analysis, depending on the setup.

As an advanced technology tool, continuous gyro and real-time capabilities are more expensive than those of conventional tools like multi-shot gyros. Data analysis also requires specialized equipment and sophisticated software. Hence, a thorough cost-benefit analysis is needed to decide on deploying this technology. A continuous gyro is a suitable option in scenarios requiring high precision and real-time control for complex well trajectories, such as highly deviated, horizontal, or extended-reach wells, where maintaining the correct path is critical. Densely drilled fields with multiple magnetic interference zones and narrow windows for well maneuvering pose a high risk of well collision. They are strong candidates for deploying continuous gyro and real-time capabilities to ensure accurate well placement.

A Gyro While Drilling (GWD) tool is a specialized surveying instrument used in oil and gas drilling to measure the wellbore's real-time trajectory. GWD is integrated into the drilling assembly, specifically the bottom hole assembly (BHA), and is used during the drilling process. It is designed to operate in real-time, collecting data as the well is being drilled. Deployment typically involves wireless communication methods, such as mud-pulse or electromagnetic systems, to transmit data to the surface without interrupting drilling operations.

Gyro While Drilling (GWD) provides the benefit of acquiring accurate inclination and azimuth data, even in high Magnetic Interference Zones near steel casings or in fields with multiple wells, where magnetic fields distort readings from magnetic tools like MWD, and avoids well collision. It is also useful when drilling complex well paths, such as high-inclination, horizontal, or extended-reach drilling (ERD) wells, providing real-time data for precise trajectory control.

While Gyro While Drilling (GWD) and Gyro MWD are similar in terms of benefits, data collection, and communication, they differ in many ways:

Vigor's gyroscope series offers a diverse range of products designed to meet various complex well conditions. What sets the Vigor gyroscope inclinometer apart is its proven durability and reliability, consistently demonstrated in real-world customer applications. It is designed for ease of assembly, disassembly, and operation, requiring minimal training for proficiency.

In addition, Vigor provides international field measurement services for gyroscope applications. If you are interested in our gyroscope inclinometer or other logging and completion tools, please feel free to contact us. At Vigor, you will find the solutions you need.