CN112829798A - Tramcar crossing barrier detection early warning system and early warning method - Google Patents
Tramcar crossing barrier detection early warning system and early warning method Download PDFInfo
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- 238000002955 isolation Methods 0.000 claims description 12
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- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/20—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation
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Abstract
The invention discloses a tramcar crossing barrier detection and early warning system which comprises a scheduling controller, a tramcar positioning system, a tramcar, a crossing early warning system and a crossing detection system. The invention also discloses an early warning method of the tramcar crossing barrier detection early warning system, which comprises the steps of (A) displaying the tramcar circuit diagram through the dispatching controller and the like. The invention provides a tramcar crossing barrier detection early warning system and an early warning method, which can effectively monitor the track of a crossing in real time and timely react to a corresponding tramcar when a barrier exists on the track of the crossing, so that the corresponding tramcar can reduce the speed in advance, thereby greatly reducing the probability of collision between the tramcar and the barrier, avoiding the occurrence of the situation that the tramcar is subjected to urgent operation due to the barrier, and greatly improving the safety and the comfort in the operation process of the tramcar.
Description
Technical Field
The invention belongs to the field of rail transit, and particularly relates to a tramcar crossing barrier detection early warning system and an early warning method.
Background
Trams are light rail transit vehicles that are electrically driven and travel on rails. The tramcar is a public transport means, also called road tramcar, short tramcar, belonging to a kind of light railway, and the train generally does not exceed five sections, but because of running on the street, it occupies the road space. The electric car is driven by electric power, and the car does not discharge waste gas, so that the electric car is a pollution-free environment-friendly vehicle.
With the enhancement of social environmental awareness, tramcars are also gradually emerging in various big cities. And in tram's operation in-process, often can meet the track at the road junction and be hindered by pedestrian or vehicle, and then lead to the tram to take place the traffic accident or the tram suddenly emergency braking when normally traveling, be unfavorable for guaranteeing passenger's safety, also be unfavorable for tram's continuous operation.
Disclosure of Invention
The invention aims to overcome the problems and provides a tramcar crossing barrier detection and early warning system and an early warning method, which can effectively monitor the track of a crossing in real time and timely react to a corresponding tramcar when a barrier exists on the track of the crossing, so that the corresponding tramcar can slow down in advance, the collision probability of the tramcar and the barrier is greatly reduced, meanwhile, the occurrence of the situation that the tramcar is subjected to emergency due to the barrier is avoided, and the safety and the comfort in the operation process of the tramcar are greatly improved.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a tram road junction barrier detects early warning system, includes the dispatch controller, the tram positioning system who is connected with the dispatch controller, a plurality of tram that are connected through wireless network with tram positioning system, the road junction early warning system who is connected with the dispatch controller to and a plurality of road junction detecting system who is connected through wireless network with road junction early warning system.
Preferably, a positioning module is arranged on the tramcar and connected with a tramcar positioning system.
Furthermore, crossing detecting system comprises the traffic road that is used for supplying the vehicle to pass, two sets of tracks that are used for supplying the tram to pass that set up in the middle of the traffic road, set up between traffic road and track and set up the isolation platform between two sets of tracks, by the track crossing that does not set up the isolation platform, set up the crossing safety warning district on the crossing road surface to and set up at the crossing periphery and can cover two at least cameras in crossing safety warning district.
Preferably, the camera is connected with the crossing early warning system, and the pictures captured by the camera are all sent to the crossing early warning system.
Preferably, the track on the crossing is a straight track, and at least one camera is respectively arranged on the isolation platform at the front end and the isolation platform at the rear end of the crossing safety warning area.
As another preferred mode, the track on the crossing is a curved track, and at least one camera is respectively arranged on the inner side and the outer side of the track.
An early warning method of a tramcar crossing barrier detection early warning system comprises the following steps:
(A) displaying the tramcar circuit diagram through a dispatching controller, and marking the crossing position on the tramcar circuit diagram;
(B) the tramcar positioning system receives positioning information sent by a positioning module on the tramcar in real time and sends the position of the tramcar to the dispatching controller according to the positioning information;
(C) the dispatching controller displays the real-time position of the tramcar on a tramcar circuit diagram;
(D) the camera of the crossing detection system transmits the shot real-time picture to the crossing early warning system, the crossing early warning system identifies the real-time picture, and when the crossing early warning system identifies that a barrier is positioned in a crossing safety warning area, corresponding information is fed back to the scheduling controller;
(E) the dispatching controller warns at the corresponding crossing on the tramcar circuit diagram according to the feedback of the crossing early warning system and simultaneously sends warning information to the tramcar closest to the warning crossing;
(F) the tramcar receives the warning information and informs the driver, so that the driver is prompted to decelerate the tramcar and observe the specific condition of the warning road junction.
And (E) the tramcar closest to the caution road junction is the tramcar which gradually approaches the road junction and has the distance less than 3 kilometers from the road junction.
And (E) jumping out of a small window at the corresponding crossing on the tramcar road map by the dispatching controller to display the picture in real time so as to facilitate the observation and confirmation of dispatching personnel.
And (F) the dispatcher can manually cancel the warning information of the tramcar according to the observation and confirmation result in the step (E).
Compared with the prior art, the invention has the following advantages and beneficial effects:
the invention can effectively monitor the track of the crossing in real time and timely react to the corresponding track trolley bus when the barrier exists on the track of the crossing, so that the corresponding track trolley bus can reduce the speed in advance, the probability of collision between the trolley bus and the barrier is greatly reduced, meanwhile, the occurrence of the situation that the trolley bus is subjected to urgent situation due to the barrier is avoided, and the safety and the comfort in the operation process of the trolley bus are greatly improved.
Drawings
FIG. 1 is a block diagram of the system of the present invention.
Fig. 2 is a diagram of the crossing detection system of the present invention installed in a straight crossing.
Fig. 3 is a diagram of the crossing detection system of the present invention installed at a straight crossing.
Fig. 4 is a diagram of the crossing detection system of the present invention installed at a curved crossing.
Description of reference numerals: 1. a vehicle driving road; 2. an isolation stage; 3. a track; 4. a crossing safety warning area; 5. a camera is provided.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Example 1
As shown in fig. 1, a tramcar crossing barrier detection and early warning system includes a scheduling controller, a tramcar positioning system connected with the scheduling controller, a plurality of tramcars connected with the tramcar positioning system through a wireless network, a crossing early warning system connected with the scheduling controller, and a plurality of crossing detection systems connected with the crossing early warning system through a wireless network.
The tramcar is provided with a positioning module, and the positioning module is connected with a tramcar positioning system.
The positioning module is in the prior art, and is used for positioning the position of the module through a satellite so as to achieve the effect of positioning the real-time position of the tramcar. The positioning module is already popular in the field, and the setting and using method thereof is also the prior art in the field, and is not described herein again.
As shown in fig. 2 and 3, the crossing detection system is composed of a traffic road 1 for passing vehicles, two sets of rails 3 for passing trams, which are arranged in the middle of the traffic road 1, isolation platforms 2 which are arranged between the traffic road 1 and the rails 3 and between the two sets of rails 3, a crossing which is passed by the rails 2 and is not provided with the isolation platforms 2, a crossing safety warning area 4 which is arranged on the road surface of the crossing, and at least two cameras 5 which are arranged at the periphery of the crossing and can cover the crossing safety warning area 4.
The running road is a road on which normal motor vehicles and non-motor vehicles run, is positioned on two sides of the track, and separates the running road from the track through the separation platform, so that the motor vehicles or the non-motor vehicles are well prevented from running into the track area when running, and the tramcar is ensured not to be interfered by other vehicles when running normally.
The crossing safety warning area is arranged at the crossing, so that a reference range of a safety area is provided for vehicles or pedestrians needing to pass through the crossing and crossing the track, when the tramcar passes through the crossing, the vehicles and the pedestrians can wait for the tramcar to pass through the crossing safety warning area, and accidents caused by judgment errors can be effectively avoided.
Set up two at least cameras, can effectually carry out more comprehensive shooting to crossing safety warning district from the direction of difference, and then can more audio-visual completion judge whether the barrier is in crossing safety warning district, reduced the degree of difficulty that later stage image processing judged, the effectual processing efficiency and the judgement accuracy that improve the image.
The camera 5 is connected with the crossing early warning system, and pictures captured by the camera 5 are all sent to the crossing early warning system.
The crossing early warning system is used for analyzing the pictures and judging whether barriers are positioned in the crossing safety warning area to prevent the tramcar from normally passing through the crossing, the picture analysis mode is the prior art, and a person skilled in the art can directly select the existing picture analysis software for use, so that the repeated description is omitted.
The track 3 on the road junction is a straight track, and at least one camera 5 is respectively arranged on the isolation platform 2 at the front end and the isolation platform 2 at the rear end of the road junction safety warning area 4.
Because the track that passes through the road junction is the straight rail, set up the camera alright in the both ends of road junction in order fine completion to the all-round image acquisition in road junction safety warning district, it should be noted that, when selecting the camera, camera image acquisition angle should be greater than 90.
Example 2
As shown in fig. 4, the present embodiment is different from embodiment 1 only in that the track 3 on the crossing is a curved track, and at least one camera 5 is provided on each of the inner side and the outer side of the track 3.
Because the track that passes through the road junction is the bend, in order to better carry out the collection of image to road junction safety warning district, so set up the camera respectively in orbital inside and outside both sides. When selecting a camera, the camera image acquisition angle should be greater than 90 °.
Example 3
An early warning method of a tramcar crossing barrier detection early warning system comprises the following steps:
(A) displaying the tramcar circuit diagram through a dispatching controller, and marking the crossing position on the tramcar circuit diagram;
the dispatching controller is arranged in the dispatching room, the tramcar circuit diagram is displayed on a dispatching large screen of the dispatching room, the display mode is the prior art, and the description is omitted here.
(B) The tramcar positioning system receives positioning information sent by a positioning module on the tramcar in real time and sends the position of the tramcar to the dispatching controller according to the positioning information;
the positioning module can select a GPS module or a Beidou module, and is an existing mature positioning module, so that the positioning module can be skillfully applied in the industry, and is not repeated here. The purpose of setting up orientation module is in order to master tram's operating position in real time, and then can be used for judging whether need send warning information to tram.
(C) The dispatching controller displays the real-time position of the tramcar on a tramcar circuit diagram;
and the positions of all tramcars in the running process are displayed on the scheduling large screen of the scheduling room in real time according to the control of the scheduling controller.
(D) The camera of the crossing detection system transmits the shot real-time picture to the crossing early warning system, the crossing early warning system identifies the real-time picture, and corresponding information is fed back to the scheduling controller when the crossing early warning system identifies that a barrier is positioned in the crossing safety warning area 4;
(E) the dispatching controller warns at the corresponding crossing on the tramcar circuit diagram according to the feedback of the crossing early warning system and simultaneously sends warning information to the tramcar closest to the warning crossing;
the tramcar closest to the caution crossing is the tramcar which gradually approaches the crossing and has the distance less than 3 kilometers from the crossing.
The dispatching controller jumps out of a small window at the corresponding crossing on the tramcar circuit diagram to display the picture in real time so as to facilitate the observation and confirmation of dispatching personnel.
When the distance between the tramcar and the warning road junction is more than 3 kilometers, the dispatching controller does not warn the warning road junction on the tramcar circuit diagram, and only when the distance between the tramcar and the road junction is within 3 kilometers, the dispatching controller can warn the corresponding road junction on the tramcar circuit diagram in a red marking mode. When the dispatch controller jumps out of the small window, it should be ensured that the small window does not block the track circuit and other crossings in the tramcar layout.
(F) The tramcar receives the warning information and informs the driver, so that the driver is prompted to decelerate the tramcar and observe the specific condition of the warning road junction.
And (E) manually observing by a dispatcher according to the small window jumped out in the step (E), and manually canceling the warning information of the tramcar when the normal operation of the tramcar is not influenced by the obstacle.
By the method, a driver of the tramcar can be effectively prompted to decelerate before the barrier crossing, potential safety hazards caused by emergency braking of the tramcar at the crossing are avoided, the running stability and safety of the tramcar are effectively improved, and meanwhile the riding comfort of passengers can be well improved.
As described above, the present invention can be preferably realized.
Claims (10)
1. The utility model provides a tram road junction barrier detects early warning system which characterized in that: the system comprises a dispatching controller, an electric car positioning system connected with the dispatching controller, a plurality of tramcars connected with the electric car positioning system through a wireless network, a crossing early warning system connected with the dispatching controller, and a plurality of crossing detection systems connected with the crossing early warning system through the wireless network.
2. The tram crossing barrier detection and early warning system of claim 1, wherein the tram crossing barrier detection and early warning system comprises: the tramcar is provided with a positioning module, and the positioning module is connected with a tramcar positioning system.
3. The tram crossing barrier detection and early warning system of claim 2, wherein the tram crossing barrier detection and early warning system comprises: crossing detecting system is by being used for supplying the current carriageway (1) of vehicle, set up two sets of tracks (3) that are used for supplying the tram to pass in the middle of carriageway (1), set up between carriageway (1) and track (3) and set up isolation platform (2) between two sets of tracks (3), by track (2) process and not set up the crossing of isolating platform (2), set up crossing safety warning district (4) on the crossing road surface, and set up and constitute at least two cameras (5) that just can cover crossing safety warning district (4) in the crossing periphery.
4. The tram crossing barrier detection and early warning system of claim 3, wherein the tram crossing barrier detection and early warning system comprises: the camera (5) is connected with the crossing early warning system, and pictures captured by the camera (5) are all sent to the crossing early warning system.
5. The tram crossing barrier detection and early warning system of claim 4, wherein the tram crossing barrier detection and early warning system comprises: the rail (3) on the crossing is a straight rail, and at least one camera (5) is respectively arranged on the isolation platform (2) at the front end and the isolation platform (2) at the rear end of the crossing safety warning area (4).
6. The tram crossing barrier detection and early warning system of claim 4, wherein the tram crossing barrier detection and early warning system comprises: the rail (3) on the road junction is a bent rail, and at least one camera (5) is arranged on the inner side and the outer side of the rail (3) respectively.
7. The early warning method of the tramway crossing barrier detection early warning system based on the claims 1-6 is characterized in that: the method comprises the following steps:
(A) displaying the tramcar circuit diagram through a dispatching controller, and marking the crossing position on the tramcar circuit diagram;
(B) the tramcar positioning system receives positioning information sent by a positioning module on the tramcar in real time and sends the position of the tramcar to the dispatching controller according to the positioning information;
(C) the dispatching controller displays the real-time position of the tramcar on a tramcar circuit diagram;
(D) the camera of the crossing detection system transmits the shot real-time picture to the crossing early warning system, the crossing early warning system identifies the real-time picture, and corresponding information is fed back to the scheduling controller when the crossing early warning system identifies that a barrier is positioned in the crossing safety warning area (4);
(E) the dispatching controller warns at the corresponding crossing on the tramcar circuit diagram according to the feedback of the crossing early warning system and simultaneously sends warning information to the tramcar closest to the warning crossing;
(F) the tramcar receives the warning information and informs the driver, so that the driver is prompted to decelerate the tramcar and observe the specific condition of the warning road junction.
8. The warning method of the tram crossing barrier detection warning system as claimed in claim 7, wherein the warning method comprises the following steps: and (E) the tramcar closest to the caution road junction is the tramcar which gradually approaches the road junction and has the distance less than 3 kilometers from the road junction.
9. The warning method of the tram crossing barrier detection warning system as claimed in claim 8, wherein the warning method comprises the following steps: and (E) jumping out of a small window at the corresponding crossing on the tramcar road map by the dispatching controller to display the picture in real time so as to facilitate the observation and confirmation of dispatching personnel.
10. The warning method of the tram crossing barrier detection warning system as claimed in claim 9, wherein the warning method comprises the following steps: and (F) the dispatcher can manually cancel the warning information of the tramcar according to the observation and confirmation result in the step (E).
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| CN202110074829.6A CN112829798A (en) | 2021-01-20 | 2021-01-20 | Tramcar crossing barrier detection early warning system and early warning method |
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| CN202110074829.6A CN112829798A (en) | 2021-01-20 | 2021-01-20 | Tramcar crossing barrier detection early warning system and early warning method |
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Cited By (1)
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