KR20150050766A - based on ECDIS collision risk recognition and support system - Google Patents

Abstract

The present invention relates to an apparatus for recognizing a collision risk and for supporting collision avoidance based on an electronic navigation chart information system. More specifically, the apparatus comprises: an electronic navigation chart to display information which is collected to set a course based on a GPS by collecting the position of a ship at the sea and surrounding geographical information on a display; and a supporting unit to support the collision avoidance of the ship by displaying an avoidance course and recognition for dangerous objects on the electronic navigation chart. According to the present invention, provided is an apparatus to support the decision making of a worker by supporting an avoidance course which considers the width of a passage and automatic recognition for the dangerous object on the course given through the automatic recognition for a dangerous tag on the electronic navigation chart with other ship information from an automatic recognition apparatus.

Description

[0001] The present invention relates to a collision risk detection and collision avoidance system based on an electronic chart information system,

The present invention relates to a collision risk recognition and collision avoidance support apparatus based on an electronic chart information system. As described above, according to the present invention, automatic recognition of danger tags on an electronic chart along with other- To support the decision making of the operator by supporting the avoidance path considering the automatic recognition of dangerous goods on the given route and the width of the traffic.

With the rapid development of electronic technology and computer technology, RSC (Radar Scan Converter), a device that converts radar signals that were previously treated only as military technology to computer data, has come into the market at a low price. The international standardization of the Automatic Identification System (AIS), which automatically exchanges in real time, and the Electronic Navigational Chart (ENC), which enables paper charts to be completely converted into a computer internal database and utilized, has been achieved. In addition, thanks to the GPS (Global Positioning System) developed by the United States and widely used around the world, it is possible to easily grasp the position of the charity in real time, and the data communication using the satellite can be performed at low cost everyday .

Until now, the recognition of the risk situation at sea has taken a form entirely dependent on the operator. Of course, shipborne radar has the ability to track a ship on the other side and alert you when it comes within a certain distance, but it also only works if the operator has pointed out the correct ship on the radar screen Finally, it can be said that it depends only on the recognition of the situation of the operator.

Relevant prior arts are Korean Patent Laid-Open Publication No. 10-2002-0018332, March 8, 2002, "Artificial Intelligent Collision, Strand Prevention System".

SUMMARY OF THE INVENTION It is an object of the present invention to overcome the conventional problem of displaying on a radar screen and depending only on the individual situation recognition and automatically recognizing hazard maps on the electronic chart along with the line information from the automatic recognition devices, And an avoidance path that considers the automatic recognition and the width of the passage.

Therefore, the collision risk recognition and collision avoidance support apparatus based on the electronic chart information system according to the present invention collects the geographical information of the position of the ship under sailing and displays the collected information on the display for GPS- And a support unit for displaying the recognition chart and the avoidance path for the dangerous object on the electronic chart to support the collision avoidance of the ship.

In addition, the electronic chart further includes a caution display unit for displaying a characteristic of the hazardous item, wherein the dangerous object has a highlight attribute when the dangerous object is generated.

Further, it is an auto pilot system that displays a collision avoidance route considering the cross track distance according to the obtained information on the display unit and avoids collision using the automatic navigation function.

The support unit may further include an Automatic Radar Plotting Aids that displays information on various schedules on an electronic chart and automatically floats on surrounding objects.

The support unit may further include an automatic identification system for displaying the navigation information of the self-ship and the navigation information of the other ship on the electronic chart to prevent collision of the ship at sea.

As described above, according to the present invention, the automatic recognition of the dangerous goods on the electronic chart along with the line information from the automatic recognition device is supported, and the avoidance route considering the automatic recognition and the width of the dangerous goods on the given route is supported, There is an effect of providing a device for supporting decision making.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a diagram illustrating a schematic interface of a collision risk recognition and collision avoidance support apparatus based on an electronic chart information system according to an embodiment of the present invention;
2 is a diagram illustrating a support unit of a collision risk recognition and collision avoidance support apparatus based on an electronic chart information system according to an embodiment of the present invention;
FIG. 3 is a view showing an attention indicator of a collision risk recognition and collision avoidance support apparatus based on an electronic chart information system according to an embodiment of the present invention;
4 is a diagram illustrating an automatic navigation system that considers the width of a collision risk recognition and collision avoidance support apparatus based on an electronic chart information system according to an embodiment of the present invention.

Hereinafter, the collision risk recognition and collision avoidance support apparatus based on the electronic chart information system according to the present invention will be described in detail.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and how to achieve them, will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. It should be understood, however, that the invention is not limited to the disclosed embodiments, but is capable of many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims.

Like reference numerals refer to like elements throughout the specification.

Further, in the drawings, the elements of the elements constituting the invention are exaggerated for clarity of description, and when it is described that an element is " inside or connected to another element " The element may be installed in contact with the other element, may be installed at a predetermined distance from the element, and may be provided with a third element for fixing or connecting the element to the other element, The description of the means may be omitted.

FIG. 1 is a diagram illustrating a schematic interface of a collision risk recognition and collision avoidance support apparatus 100 based on an electronic chart information system according to an embodiment of the present invention. Referring to FIG. 1, a collision risk recognition and collision avoidance support apparatus 100 based on an electronic chart information system collects the position and surrounding geographical information of a ship in voyage and compiles the collected information for GPS-based route setting And a support unit 150 for displaying the recognition chart and the avoidance path for dangerous substances on the electronic chart 110 to support collision avoidance of the ship.

In other words, the electronic chart 110 provides information on the sea charts related to the voyage of the ship, such as shoreline, isthmus, water depth, beacon mark (lighthouse, light buoy), dangerous goods, (S-57). Since the electronic chart 110 produced according to S-57 is not suitable as a data structure displayed on a computer or other additional on-board device, It is recommended that the device be converted to a data structure suitable for the device. Therefore, it is preferable, but not limited, to use the collision risk recognition and collision avoidance support apparatus 100 based on the electronic chart information system in the embodiment of the present invention.

On the other hand, in the system of the collision risk recognition and collision avoidance support apparatus 100 based on the electronic chart information system according to the present invention, the automatic radar plotting apparatus 111 and the ship automatic identification apparatus 113, Automatic recognition of dangerous goods on the chart 110 supports automatic determination of dangerous goods on a given route as well as possible avoidance paths 130 to support operator decision making and display results on the electronic chart 110 do.

In addition, the electronic chart 110 provides depth and shore information for collision avoidance and represents the position of the self and other vessels on the display.

In addition, the electronic chart 110 analyzes the signal sent by the ship equipped with the automatic ship identification device and checks the information in real time.

On the other hand, the automatic radar plotting device 111 displays information on various schedules on the electronic chart 110 to automatically plot the surrounding schedules, and continuously displays the position change rate of the other schedules.

Also, the information provided by the automatic radar plotting device 111 may include radar image information, distance from the detected target, azimuth with the target, anticipated recent grounding point with the target, estimated time to the nearest grounding point, And the actual speed of the target, and the like.

On the other hand, the automatic ship identification device 113 displays the sailing information of the self-ship and the sailing information of other ships on the electronic chart 110 to prevent the ship from colliding with the sea, Speed identification, and automatic transmission / reception between ship and land.

On the contrary, it is possible to receive information on other vessels and obtain information on the relative ship.

Further, the automatic radar floating device 111 is used to acquire the information of the other ship on which the ship automatic identifying device 113 is not mounted, and information on the static unmoving object.

Here, the information can be acquired not only by the electronic chart 110, the automatic radar plotting device 111, and the ship automatic identification device 113 but also by the autopilot and various navigation equipment.

As the navigation equipment, a rotary compass, an autopilot, a line speed gage, an echo sounder, a GPS, and an anemometer can be used, but it is preferable to use a GPS.

FIG. 2 is a diagram showing a warning indicator 130 of the collision risk recognition and collision avoidance support apparatus 100 based on the electronic chart information system according to an embodiment of the present invention. Referring to FIG. 2, the electronic chart 110 includes a notice display unit 130 having a highlight 133 attribute when a dangerous item is generated, and a characteristic of the dangerous item is displayed.

On the other hand, if the caution display unit encounters dangerous vessels such as dangerous vessels, lighthouses, or sailing vessels during navigation, the dangerous object will have highlight 133 properties such as blinking, the characteristics of the corresponding vessels are displayed at the bottom of the screen, (Dangerous Target) is displayed at the center.

3 is a view illustrating a support unit 150 of the collision risk recognition and collision avoidance support apparatus 100 based on an electronic chart information system according to an embodiment of the present invention. FIG. 7 is a diagram showing an automatic navigation system 170 within a passage width 171 of the collision risk recognition and collision avoidance support apparatus 100 based on an electronic chart information system. FIG. 3 or 4, the collision avoidance route is displayed within the cross track distance 171 according to the information obtained in the attention display unit 130, and an automatic navigation function System (Auto Pilot System).

On the other hand, various collision avoidance routes are informed according to the purpose, and the information such as the travel distance and time of each route is displayed on the display to support the decision of the operator, and an automatic pilot system Collision avoidance can be carried out by using the automatic navigation using.

In addition, a warning message or phrase 131 for the dangerous goods table on the electronic chart 110 is displayed, and information on the dangerous goods table is provided to prevent the risk.

For example, if a worker is unable to concentrate fully on the current situation due to sleep or drinking during a night voyage, if there is a risk of collision or stranding, the system will automatically recognize this and alert the operator to take appropriate action The status information collected so far is displayed on the display, and if the operator does not respond after a certain period of time and the likelihood of an accident increases, the automatic navigation system performs control over the vehicle and the vehicle so as to minimize the damage.

In addition, the collision risk prediction uses the fuzzy theory, which is widely used to express ambiguous knowledge such as human experience in the field of artificial intelligence, to quantify the situation awareness method and the sensory risk of the existing navigators, Shall be used as the reference value for the determination including the relevant navigation regulations and the method of determining the action to be taken.

In addition, a crossing distance 171 (Cross Track Distance) can be set, and a collision avoidance path within the crossing track 171 is displayed according to the obtained information in the attention display unit 130. [

In addition, the system recommends a collision avoidance path within a given passage width 171 from the viewpoint of economy, but also recommends a more secure avoidance path even if it exceeds the passage width.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. It is to be understood that the invention may be embodied in many other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

100: Collision risk recognition and collision avoidance support system based on electronic chart information system
110: electronic chart 130:
111: Automatic radar floating device 150: Support part
113: Automatic Identification Device 170: Automatic Navigation System
115: Result display part 171:

Claims (5)

An electronic chart for displaying the collected information on a display for collecting the position of the ship in voyage and surrounding geographical information and setting a route based on GPS (GPS); And
And a support unit displaying a recognition and avoidance path for dangerous substances on the electronic chart to support collision avoidance of the ship.
The method according to claim 1,
Wherein the electronic chart further comprises a caution display unit for displaying the characteristics of the hazard chart when the risk chart is generated and the risk chart has a highlight attribute. Supported devices.
3. The method of claim 2,
The electronic chart information system is an automatic pilot system that displays a collision avoidance path in consideration of the cross track distance according to the information obtained on the display unit and avoids collision using an automatic navigation function Of collision risk recognition and collision avoidance.
The method according to claim 1,
The support unit may further include an automatic radar plotting apparatus (Automatic Radar Plotting Aids) that displays information on various schedules on an electronic chart and automatically floats on surrounding objects, Avoidance support device.
The method according to claim 1,
Wherein the support unit comprises an electronic chart information system-based electronic chart information system further including an automatic identification system for displaying the navigation information of the self-ship and the navigation information of the other ship on the electronic chart to prevent collision of the ship at sea Collision risk recognition and collision avoidance support device.

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