Files are available under licenses specified on their description page. These total stations are equipped with the gyro calculation programs as well as functions for ordinary surveying works to enhance efficiency and productivity on all survey projects after the measurement of true north. The basic structure of gyro part is that a metal hang spring hangs the rotor case body, and the gyro motor. The paper aims to highlight the improvements made over time on this instrument in constructive and operational terms. It is the main instrument for orientating in mine surveying 1 and in tunnel engineering, where astronomical star sights are not visible. Pdf on zero position correction of hanging tape of gyrotheodolite.
If this test fails, either the autopilot, aircraft wiring, or gyro is at fault. A northseeking gyro attachment for the theodolite springerlink. Backsight, traverse, and solar observation are no longer required for seeking true north when gyro x ii is on the job. The first complete mobile mapping solution from a single provider, including software for the capture, postprocessing, and storing of the gathered data. Open in another window adobe acrobat reader is needed to view pdf formatted files. To the certain deficiencies in the practical application of traditional hang belt gyro theodolite,focused on describe the key technologies, technical features and system advantages of the gat precision magnetic levitation gyro station which research and development independently based on maglev bearing technology, and combined with the south water to north and pull the red economic stone. Gy401 manual pdf the gy gyro by futaba is perhaps the most popular rc helicopter gyro ever. It is used to determine the orientation of true north. Industrial applications monitoring products gnss system gis system robotic total station electronic total station 3d station gyro station electronic digital theodolite digital level. Plug the new heading gyro into the existing rack and tighten up the rack screws. Holding the theodolite handle with one hand, undo the centering screw with the other. Jan 29, 2019 gyro theodolite pdf posted on january 29, 2019 by admin if the gyro theodolite is used, the azimuth datum with absolute high accuracy can be obtained, and it can reduce the expensive testing operation the least.
Study on automated gyrotheodolite based on unified north. Gyro x ii incorporates a gyroscope unit on autopointing total stations. This might be determined with a magnetic compass, from an existing survey network or by the use of the gyrotheodolite in an extended tracking. The regular movie mode is similar to the photo mode in theodolite, recording a basic video with options to show a watermark overlay with crosshairs, geodata, and a custom note. It is the main instrument for orientation in mine surveying and in tunnel engineering, where astronomical star sights are. In engineering surveying, either or both of the above formats may be utilized in the planning, design and construction of works, both on the surface and underground. Underground azimuth determinations using an adapted wild. An instrument composed of a gyroscope mounted to a theodolite. It is the main instrument for orientation in mine surveying 1 and in tunnel engineering, where astronomical star sights are not visible and gps does not work. To be able to use the above program one has to have an indata file. Gyro x ii automated gyro station sokkia americas oceania. Diagrams showing the relationship between the moving gyro tape and the sensors. A gyrotheodolite is a surveying instrument composed of a gyroscope mounted to a theodolite. Introduction theodolite is used to measure the horizontal and vertical angles.
A gyro theodolite is a surveying instrument composed of a gyroscope mounted to a theodolite. Please read this manual carefully before starting to use the instrument. Kt1 gyrotheodolite was produced under the guidance of. Azimuth determination by gyroscope, 50 years later, has anything. Underground azimuth determinations using a wild gak1 fig xxii international congress washington, d. Adobe acrobat reader is distributed freely by adobe systems.
It is used to determine the orientation of true north by locating the meridian direction. It starts at a point of known position and terminates at a point of unknown position. Artillery trends, october 1964, fort sill, 1964, pp. Horizontal and vertical angles are simultaneously displayed on an easytoread lcd display a self. Aait, department of civil engineering 2 lecture note. Verify that all equipment is included by referring to 3. Gyro x ii uses a suspended gyromotor that oscillates around the earths meridian true north due to the principle of precession caused by the rotation of the earth. Retain the old dn101 gyros for the exchange program return. A theodolite is a precision instrument for measuring angles in the horizontal and vertical planes. You may do so in any reasonable manner, but not in. Furthermore, analysis of the law of motion and the behaviour. Inertial measurement units imus typically contain three orthogonal. It operates anywhere, anytime, where other technologies cannot work or when no known station is available.
Keep these instructions for future use page 1 of 22. Surveying by using digital theodolite linkedin slideshare. A convenient, easytouse tool for the measurement of horizontal and vertical planes. It is used to determine the azimuth bearing of the direction of orientation. Request pdf study on automated gyrotheodolite based on unified northfinding algorithm gyrotheodolite is a measuring instrument to determine precise true azimuth. Theodolite components of a theodolite introduction the theodolite is used to measure horizontal and vertical angles. So these measurements are taken by an instrument known as a theodolite. Pdf theodolite report pdf theodolite report download.
Finding north with foifs gyroscope station foifs gyro station technology combines a gyroscope with a total station, creating a multiuse, surveying and engineering instrument. Existing gyro theodolite is to adopt the pendulum type gyroscope north searching instrument of hang spring suspension and the combination of transit basically. The utility model relates to a kind of surveying instrument. By its principle of operation, a gyroscopic theodolite is a terrestrial. Analysis of the motion of a gyrotheodolite springerlink. These measurements are used to plot boundary lines, building foundations and utility routing. The gta1800 automatically finds true north with high precision using automatic zero observation. Gyro has been used in training courses now since 2005 9. A gyro total station gyrotheodolite is a northseeking instrument that combines a gyroscope sensor and total station theodolite, which can measure true geographical azimuths in narrow spaces. The dome of a regular t2 still fits the gyro to protect the theodolite on top of it see figure 3 where i have placed the dome of my 1969 wild t2e on top of it.
Thus state 1 changing to state 2 indicates that the tape has started to pass over the lefthand sensor 2. At a later stage, surveying techniques are used in the dimensional control or setting out of the designed constructional elements and also in the monitoring of deformation movements. It is a very important instrument in plane surveying. This file is licensed under the creative commons attributionshare alike 3. Use of the gyrotheodolite in underground networks of long. On the centering eccentricity of the mom gib3 gyrotheodolite. The adapter should be so constructed that the gyro can be firmly attached, as there can be no rotation between the gyro and adapter and theodolite or totalstation during measurements.
Put the theodolite back in the box in its original position and. Pdf orientation measurement with gyrotheodolite researchgate. Offers dual displays and controls for easy accessibility and operation, very large backlit lcd characters for easy reading also, reduces eye strain and chance for errors, and a host of features and parameters normally found on much higher priced instruments. L ii lip h pl7 automatic gyrotheodolite the gyroscope is an instrument used to determine the meri dian plane i. Pdf the gyrotheodolite is widely used for underground surveys both in mining and civil engineering where precise independent bearings at any point. Jan, 2019 gy401 manual pdf the gy gyro by futaba is perhaps the most popular rc helicopter gyro ever. The proposed system is called the gyro system, where gyro is an acronym for greenyellowredorange. This possibility is particularly useful for obtaining a reference bearing indepen dent of any geodetic network or topographical traverse. Arsenal automated highprecision gyrotheodolites of the gt and ugt series. The traditional use has been for land surveying, but they are also used extensively for building and infrastructure construction, and some specialized applications such as meteorology and rocket launching. Introduction prior to the theodolite, instruments such as the. A surveyors theodolite is used to measure horizontal and vertical angles.
With the method of analytical mechanics, this paper studies the motions of a gyrotheodolite under the action of 1 the torque of gravity only, 2 the torque applied by the band suspension, 3 the torque of the band suspension with air damping considered, the equations of motion are then established and their solutions are found. However a vernier theodolite measures the angles up to and accuracy of 10, 20. Gyro station opera toris manual f thank you for selecting the gp12a. Theodolite is an enterprise service bus that allows noninstrusive data marshalling for components without requiring any framework dependencies. Instrument and write a report fully documenting this information. The regular movie mode is similar to the photo mode in theodolite, recording a basic video with options to show an overlay with crosshairs, geodata, and a custom note. What links here related changes upload file special pages permanent link. The t2 itself is in good working order, the gyro is in unknown state. This principle realizes faster and more precise measurement than other solutions. With the ac and dc power off, remove old dn101 gyro from the airplane. A wild gak gyroscope mounted on a wild t16 theodolite. A northseeking gyroattachment for the theodolite, by dr. The gyrotheodolite type mom gib3 has been examined to determine the effects of. Keep this manual near the instrument for easy reference.
Gyrotheodolite line and level responsibility on site responsibility of the settingout engineer index 517 vi contents. Magnetic compass measures the angle up to as accuracy of 30. The key technology of seeking norths by gat magle gyro. The accuracy with which these angles can be measured ranges from 5mins to 0,1 secs. Measure and stakeout points quicker than ever before without the. It is not possible to check the consistence of angles and distance measurement.
The spectra precision det2 digital electronic theodolite gives you accurate measurements in an affordable, versatile, easy to use platform. The dt5 is a highlyaccurate electronic digital theodolite. The theodolite gyro attachment can only be used in conjunction with an angular measuring device, usually a theodolite. A theodolite measures distance manually by chains of standardized length or metal measuring tapes along the length of the desired angle.
It is widely used in mine surveying and in geodetic, topographical, and other work. Leica industrial laser trackers, theodolites and laser stations provide highaccuracy probing, scanning and measurement for largevolume industrial applications. Gyro station electronic digital theodolite digital level automatic level pipe. Gyroscopic theodolite a gyroscopic sighting device used in orienting tunnels and mine shafts and topographical surveys. Pdf the article deals with the principle of using gyrotheodolite in connection and orientation measurements. Scores of analysts attending the courses have communicated to the authors their approval of the system, and many albeit informally have adopted its use within their actual casework. Underground azimuth determinations using an adapted wild gak1. Bring the theodolite foot screws to the center of their travel. Todays featurerich theodolites provide surveyors with the technology to get things done with laser precision using our resource, youll be able to find theodolite product information and specifications, including price comparisons from trustworthy qualified distributors.
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