KR101068477B1 - Electric pole recognition system - Google Patents

Abstract

The present invention relates to a pole pole recognition system, and more particularly, to a pole pole recognition system for detecting the position of the pole pole by identifying the movable bracket on the tram line facilities during the high-speed driving vehicle detection vehicle for detecting the tram line.
To this end, the present invention is mounted on a detection vehicle running along the tram line, and a line laser for forming a laser marking area by irradiating a laser upwards, a high speed camera for high-speed imaging of only the laser marking area, and position information in GPS. A pre-injection detecting unit configured to receive a GPS receiver to detect the presence or absence of a pole; a detection controller for controlling the pole detection unit and measuring a moving distance of the detection vehicle; and a moving bracket of the pole pole in the image taken by the pole detection unit. An electric pole position detecting unit comprising an electric pole position recognition server for storing the photographed image of the electric pole and the position information of the electric pole in which the movable bracket is formed when the image processor and the image processor are identified; And a Jeonju analysis unit for analyzing the detection results of the Jeonju detected by the Jeonju detection unit; wherein the Jeonju location recognition server is a Jeonju DB storing the information of the Jeonju; and the information and image processing information stored in the Jeonju DB Jeonju information connection unit for connecting the information of the Jeonju; and the information of the Jeonju stored in the Jeonju DB and the information of the Jeonju identified by the image processor to identify the location of the new Jeonju and the captured image when detected as a new Jeonju A pole position register for storing; And a pole recognition DB in which position information of the new pole and the photographed image are stored.

Description

Electric pole recognition system {Electric Pole Recognition System}

The present invention relates to a pole pole recognition system, and more particularly, to a pole pole recognition system for detecting the position of the pole pole by identifying the movable bracket on the tram line facilities during the high-speed driving vehicle detection vehicle for detecting the tram line.

In general, an electric railway vehicle is provided with a continuous contact of an electric railway vehicle from a tram line during operation by contacting a tank line supported by an electric pole buried along a track with a current collector installed at an upper portion of the electric railway vehicle. .

At this time, the catenary may cause abrasion due to the operation of the electric rail vehicle, or a deterioration of the catenary line deviation due to the expansion and contraction action at the time of temperature change, resulting in a disruption in power supply of the electric rail vehicle.

Therefore, it is required to secure the safety of the electric railway vehicle equipment by measuring the height, the deviation and the wear of the tram line to quickly repair the tram line in the abnormal occurrence section.

To this end, as disclosed in Korean Patent Registration No. 10-0824444 (Registration Date: April 16, 2008), which is a Korean patent registration system and method thereof, it is installed in a detection vehicle that runs along a tram line. A tank line detecting unit for detecting tank line information for maintenance and repair of a tank line, an RFID tag attached to a pole supporting the tank line, and an RFID reader mounted on the detection vehicle to read pole information from the RFID tag. Electric pole detecting unit having a pole and the conversion data generation unit for receiving a link (link) to each other to receive the tram line information and the pole information so that the measured chariot information based on the position of the pole, GPS and the GPS GPS receiver, which receives location information from the system, recognizes the electric pole where the tram line is installed and analyzes the height, deviation and wear of the tram line It may have to make.

However, the conventional system as described above has a problem in that GPS location information errors are greatly generated when GPS reception sensitivity is decreased or GPS location information cannot be received due to a high building around a mountainous area or a reverse station. There is a problem in that extension and replacement are difficult depending on the life cycle of the RFID tag.

The present invention has been proposed in order to solve the above-mentioned conventional problems, and an object of the present invention is to provide information obtained by identifying moving brackets in real time on a tramway facility during a high-speed driving. It is to provide a pole recognition system that can determine whether the tram line is broken.

Another object of the present invention is to provide a pole recognition system that can accurately identify the movable bracket using a line laser and a high speed camera, is easy to maintain, and is not affected by the surrounding environment.

It is still another object of the present invention to provide an electric pole recognition system capable of detecting a current point at which a detection vehicle is located using a GPS and a moving distance of the detection vehicle with high accuracy and accurately knowing the position of the pole being detected.

Still another object of the present invention is to provide a pole recognition system that can automatically generate pole information for a new section by comparing the pole detection information in real time with the pole information stored in the pole pole DB.

The present invention proposed to achieve the above object is a line laser mounted on a detection vehicle running along a tramline, irradiating a laser upwards to form a laser marking region, and a high speed camera for photographing only a laser marking region at high speed. An electric pole detecting unit configured to detect an area where the line laser is irradiated and an area where an angle of view photographed by the high speed camera intersects, and receive a position information from a global positioning system (GPS); A detection controller that controls the electric pole detecting unit and measures the moving distance of the detection vehicle, and a movable bracket is formed when the moving bracket is identified in the image processor and the image processor that identifies the electric pole bracket in the image captured by the electric pole detecting unit. Jeonju location detection unit consisting of a Jeonju location recognition server for storing the location information and the photographed image of Jeonju; And a conversion data generation unit that converts the position information of the poles detected by the pole position detection unit and the tank line detection information of the tank line detection unit that detects the tank lines to generate converted data on the height, deviation, and wear of the tank lines for each pole. A jeonju analysis unit for analyzing the detection results of the jeonju detected by the jeonju detection unit, including a jeonju verification unit for verifying the conversion data generated by the generation unit and the height, deviation and wear of the tram line by jeonju; Jeonju location recognition server, Jeonju DB that stores information of Jeonju; Jeonju information connection unit for connecting the information of the Jeonju stored in the Jeonju DB and the information identified by the image processor; A Jeonju location registration unit for storing the information of the new Jeonju location and the photographed image detected when it is identified as a new Jeonju by connecting the Jeonju information stored in the Jeonju DB with the information of the Jeonju identified by the image processor; And Jeonju recognition DB that stores the location information of the new pole and the image taken; Characterized in that it comprises a.

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As described above, the electric pole recognition system according to the exemplary embodiment of the present invention has an advantage of effectively managing information on the state of the vehicle lanes based on the electric pole.

In addition, since the moving bracket is used by the line laser and the high-speed camera, it can be provided with the precise detection position of the pole. The existing pole recognition system had to repair all the RFID tags installed in the pole. The electric pole recognition system of the present invention has the advantage of easy maintenance and cost reduction because it only needs to maintain the line laser and high speed camera, and is not affected by the surrounding environment such as a mountain range or a tunnel.

In addition, since the position of the pole is recognized by using the GPS and the wheel of the detection vehicle, it is possible to recognize the exact position of the pole, and thus, it is possible to promptly recognize the position of the fault occurrence section when the failure of the tramline occurs.

In addition, it compares the information of the previous week with the information of the previous week stored in the Jeonju DB and automatically generates the information of the new week, so the administrator can avoid the hassle of adding information about the last week. have.

1 is a conceptual diagram in which an electric pole recognition system according to an embodiment of the present invention is operated.
2 is a block diagram of a pole recognition system according to an embodiment of the present invention.
3 is a photograph showing an image pattern for recognizing electric poles using a line laser and a camera in an electric pole recognition system according to an embodiment of the present invention.
4 is a conceptual diagram illustrating a state of recognizing a pole using a line laser and a camera in a pole recognition system according to an embodiment of the present invention.
5 is a photograph showing an example of a pole recognized in a pole recognition system according to an embodiment of the present invention.
6 and 7 are diagrams showing measurement data for each pole position measured by an pole recognition system according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a conceptual diagram in which an electric pole recognition system according to an embodiment of the present invention is operated, and FIG. 2 is a block diagram of an electric pole recognition system according to an embodiment of the present invention.

As shown in Figures 1 and 2, the electric pole recognition system according to an embodiment of the present invention is mounted on the detection vehicle (3) running along the tram line to determine the presence or absence of the movable bracket (2) formed on the electric pole (1) Pole position detection to detect the position of the pole pole (100) to detect and the pole (1) formed with the movable bracket (2) detected by the pole pole detection unit 100 and to measure the moving distance of the detection vehicle (3) And a prejudice analyzer 300 for analyzing the detection results of the poles detected by the unit 200 and the pole pole detection unit 100.

The electric pole detecting unit 100 is installed in front of or behind the exhaust port of the upper portion of the detecting vehicle 3 to detect the movable bracket 2 formed on the upper side of the electric pole 1 when traveling along the electric vehicle line.

At this time, the electric pole detecting unit 100 is installed in the detection vehicle, the high-speed camera 110 for high-speed photographing the electric pole 1 on the tram line, the line laser 120 and the GPS (Global Positioning) for irradiating the laser in the upward direction System) GPS receiver 130 for receiving the location information.

Here, the high speed camera 110 has a CCD (Charge Coupled Device) in the form of a line, and the photographing of the high speed camera 110 detects a pulse signal generated by the tachometer 500 of the detection vehicle 3. Receives and generates a digital photographing signal (hereinafter referred to as a 'trigger signal'). And the high-speed camera 110 can shoot the movable bracket (2) of the pole 1 in the detection vehicle (3) running at a driving speed of 300km / h at intervals of 2mm, to block the influence of external light sources such as sunlight An optical filter may be provided. In addition, since the high-speed camera 110 is taken in a special high-pressure environment, a double shield cable (Shield Cable) may be used so that noise does not occur in the image.

As shown in FIG. 3, the line laser 120 uniformly illuminates the laser with the movable bracket 2 so that the high speed camera 110 photographs and recognizes the movable bracket 2 that is perpendicular to the tramline. It can be marked by irradiation.

In this case, as shown in FIG. 4, the photographing area of the high speed camera 110 is an area where the marking area of the line laser 120 irradiates a laser and the angle of view of the high speed camera 110 cross each other. Since the movable bracket 2 formed in the area can be recognized, the movable bracket 2 can be detected accurately. That is, the distance error of the recognized movable bracket (2) is small, there is an advantage that can be precisely recognized.

In addition, the GPS receiver 130 receives the current position information and the current time of the detection vehicle 3 from the GPS satellites under the high speed driving conditions of the detection vehicle 3, and the movement route and the position information of the pole of the detection vehicle 3. (Latitude / longitude) can be identified.

Here, FIG. 5 is a photograph showing an example of an image pattern of the electric pole 1 which recognizes by crossing the angle of view between the line laser 120 and the high speed camera 110.

As shown in Figure 5, it is possible to recognize the straight section of the movable bracket and the pull tab, the curved section pull bracket, the tunnel bracket and the overlap section.

The electric pole position detecting unit 200 controls the electric pole detecting unit 100 and measures the moving distance of the detection vehicle 3, and the movable bra of the electric pole in the image taken by the electric pole detecting unit 100. When the movable bracket 2 is identified in the image processor 220 and the image processor 220 identifying the kit 2, the position information of the electric pole 1 in which the movable bracket 2 is formed and stored images are stored. Electric pole position recognition server 240 is included.

At this time, the RFID receiver 250 is further included in order to receive the position information of the absolute pole as a reference. The RFID receiver 250 may recognize an RFID tag (not shown) installed in the pole 1 currently in operation and may correct an error with respect to a moving distance of the detection vehicle 3.

In addition, the detection controller 210 receives the tachometer 500 signal of the detection vehicle 3, generates a trigger signal at equal intervals, and transmits the same to the high speed camera 110, and the tachometer 500 detects the detection vehicle 3. Receives the movement distance information and transmits to the pole position recognition server 240.

In addition, the image processor 220 identifies the movable bracket 2 in the pole photographing image captured by the high speed camera 110 and transmits the presence or absence of the movable bracket 2 to the pole position recognition server 240.

On the other hand, the Jeonju location recognition server 240 connects the Jeonju DB 241 in which the information of Jeonju 1 is stored, the Jeonju information stored in the Jeonju DB 241 and the information of the Jeonju identified by the image processor 220. Jeonju information connection unit 244, the information of the poles stored in the Jeonju DB 241 and the information of the poles identified by the image processor 220 is confirmed when the new poles detected new pole position information and images taken A pole position registration unit 243 for storing the position information and a pole pole recognition DB 242 storing position information of the new pole and photographed images.

Here, the pole position recognition server 240 may control the high speed camera 110, the line laser 120, the GPS receiver 130, the image processor 220 and the RFID receiver 250 by a computer.

In addition, the electric pole location registration unit 243 connects the detected electric pole 1 with the electric pole information stored in the Jeonju DB 241 when the detection section is operated, and the position information of the new electric pole detected automatically when confirmed as a new electric pole. And captured images can be stored in the Jeonju recognition DB and monitored through the display (not shown).

And the pole information connection unit 244 transmits the pole position information recognized in real time to the pole pole analysis unit 300 by short-range wireless communication, the detection vehicle (3) position information, the movement path and the speed transmitted from the GPS receiver 130 Monitor it. In addition, the high speed camera 110 and the line laser 120 can be confirmed whether there is an error.

The electric pole analysis unit 300 connects the position information of the electric pole (1) grasped by the electric pole position detecting unit 240 and the electric tank line detection information of the electric tank line detecting unit 400 for detecting the electric tank lines, and the height, deviation, and wear of the electric tank lines for each electric pole. Transformation data generation unit 310 for generating the conversion data for the degree and jeonju verification unit 320 to verify the conversion data generated by the conversion data generation unit 310 and check the height, deviation and wear degree of the tram line by jeonju (320) ).

In addition, the Jeonju analysis unit 300 is a computer for installation and operation in the office or branch connects the Jeonju location recognition server 240 and the existing vehicle line detection unit 400 in the local area network.

Here, a history management unit (not shown) may be further configured to manage the history of the tram line detection information for each state or office, and search for a maintenance target section.

In the electric pole recognition process of the electric pole recognition system according to an embodiment of the present invention configured as described above, when the detection vehicle 3 starts to run along the tram line, the detection controller 210 detects a signal generated by the tachometer 500. It receives the input and transmits a shooting signal to the high-speed camera 110 to start shooting. And the photographed pole image taken by the high-speed camera 110 is transmitted to the image processor 220 to determine the presence of the movable bracket (2) When the movable bracket (2) is recognized, it is determined that the pole pole (1) The pole pole recognition signal is transmitted to the pole pole position register 243 and the pole pole information connection unit 244.

Jeonju location registration unit 243 grasps the position information of the electric pole recognized by the image processor 220 as the moving distance data of the detection controller 210 and the latitude / longitude data of the GPS receiver 130 and provided by Jeonju DB When the information is confirmed as a new pole in connection with the information, the location information of the detected new pole and the registration data of the captured image are stored in the pole recognition DB 242. In addition, the pole information connecting unit 244 connects the position information of the pole pole recognized by the image processor 220 with the pole pole recognition DB 242 and transmits it to the conversion data generation unit 310.

The conversion data generation unit 310 connects the electric pole position information recognized by the electric pole information connection unit 244 with the electric tank line detection information measured by the electric vehicle line detecting unit 400 to generate the conversion data for the height, the deviation, and the degree of wear for each electric pole. By transmission to the pre-week verification unit 320. At this time, the pole-by-pole verification unit 320 connects the converted data with the tank line detection information transmitted from the tank line detecting unit 400 to accurately analyze the height, the deviation and the degree of wear for each pole, the height of the tank line in the pole selected by the user, 6 and 7, the deviation and wear degree can be easily checked, so that the state of the vehicle lane can be effectively managed based on the pole, and the maintenance target section can be easily found.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited to the above embodiments, and easily changed and equalized by those skilled in the art from the embodiments of the present invention. It includes all changes to the extent deemed acceptable.

1: pole 2: movable bracket
3: detection vehicle 100: electric pole detection unit
110: high speed camera 120: line laser
130: GPS receiver 200: Jeonju location detection
210: detection controller 220: image processor
240: Jeonju location recognition server 241: Jeonju DB
242: Jeonju recognition DB 243: Jeonju location register
244: Jeonju Information Connection 300: Jeonju Analysis
310: conversion data generation unit 320: a week-by-week verification unit
400: tank inspection unit 500: tacoma

Claims (6)

A line laser mounted on a detection vehicle traveling along a tram line, comprising a line laser which forms a laser marking region by irradiating a laser in an upward direction, and a high speed camera which photographs only the laser marking region at high speed; An electric pole detecting unit configured to detect an area where an angle of view taken by the high speed camera intersects, and a GPS receiver configured to receive position information from a global positioning system (GPS);
A detection controller for controlling the electric pole detecting unit and measuring a moving distance of the detection vehicle, an image processor for identifying the electric pole bracket in the image photographed by the electric pole detecting unit, and the movable bracket in the image processor Jeonju position detection unit consisting of a pole position recognition server for storing the position information and the photographed image of the pole of the movable bracket is formed; And
A conversion data generation unit that connects the location information of the electric poles detected by the electric pole position detecting unit and the electric vehicle line detection information of the electric tank line detecting unit for detecting the electric tank lines to generate converted data on the height, deviation, and degree of wear of the electric poles for each electric pole; An electric pole analysis unit for verifying the conversion data generated by the data generation unit and analyzing the detection result of the electric pole detected by the electric pole detection unit, including an electric pole inspection unit for checking the height, the deviation and the wear level of the electric vehicle lines for each electric pole; Including,
The pole position recognition server,
Jeonju DB that stores information of Jeonju;
A Jeonju information connection unit for connecting the Jeonju information stored in the Jeonju DB and the information of the Jeonju identified by the image processor;
A Jeonju location registration unit for storing the information of the new Jeonju location and the photographed image detected when it is confirmed as a new Jeonju by connecting the Jeonju information stored in the Jeonju DB and the information of the Jeonju identified by the image processor; And
Jeonju recognition DB that stores the location information of the new pole and the image taken;
Jeonju recognition system comprising a. delete delete delete delete delete

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