JP3758907B2 - Train entry / exit detection system and train management system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a train approach / advance detection system and a train management system that includes a wireless ground transceiver and an on-vehicle transceiver.
[0002]
[Prior art]
Conventionally, the position detection of a train is generally performed by a track circuit on the ground.
[0003]
In recent years, train position detection systems that do not rely on track circuits have been developed for large city commuter lines.
[0004]
[Problems to be solved by the invention]
However, the track circuit is difficult to maintain, for example, there is a problem that detection becomes unstable due to occurrence of a short circuit failure. In addition, there is a problem that a system for a large city commuter line is not intended for a line area having a severe investment environment such as a local traffic line.
[0005]
The present invention has been made under such circumstances, and an object thereof is to provide a train approach / exit detection system and an on- line train management system that operate reliably at low cost.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, in the present invention, the train approach / exit detection system is configured as described in the following (1) to ( 6 ), and the on- line train management system is configured as described in the following ( 7) and (8 ). Configure.
(1) A ground transmitter / receiver having a narrowly-oriented wireless communication area in which a transmitter and a receiver are arranged with a rail sandwiched between boundaries of a block section, and a train identification information of the train arranged on the train. An on-vehicle transmitter / receiver having a narrowly-oriented wireless communication area to be transmitted to a machine, and a disconnection and recovery of communication between the transmitting unit and the receiving unit in the ground transmitter / receiver and reception of the organization identification information in the ground transmitter / receiver Train entry / exit detection system with detection processing means for detecting the train entry / exit based on
The detection processing means performs a train approach detection process when the train identification information is received following the interruption of the communication, and when the communication is recovered following the reception of the train identification information. In addition, it is a means to detect the train advance,
The train approach detection process registers an indeterminate composition in the train composition detection table when the communication is interrupted, and then registers the composition in the train composition detection table when the composition identification information is received. The train entry / exit detection system is a process for deleting the indeterminate formation after that, and then deleting the formation in the train formation detection table when the communication is restored.
(2) The train approach / advance detection system according to (1), wherein one on-vehicle transmitter / receiver is arranged behind the train formation.
(3) The train approach / advance detection system according to (1), wherein one on-board transmitter / receiver is disposed in front of and behind the train formation.
(4) In the train entry / exit detection system according to (1), two on-board transceivers are arranged on the start side and two on the end side of the closed section. system.
(5) In the train entry / exit detection system according to (4), the on-board transmitter / receiver also transmits to the ground transmitter / receiver the transmitter / receiver type information of the on-board transmitter / receiver of the train. Advance detection system.
(6) The train approach / exit detection system according to (5), wherein the transceiver type information is information indicating a start side and an end point of the block section.
(7) A train approach / exit detection system according to any one of (1) to (6), and a train management system including a control device, wherein the control device detects the train entrance / exit detection. Based on the detection process in the system, it is a device that performs a track management process for each block section provided on both sides of the ground transceiver, and the track management process is a registration of the formation a in the detection process Based on the basis of the deletion of the formation a in the detection process, registering the formation a in the table where the formation a is not registered among the in-line train management tables related to the block section provided on both sides, In the process of deleting the formation a from the table that is not the table in which the formation a is newly registered among the in-line train management tables related to the block sections provided on both sides On-rail train management system that.
(8) The track train management system according to (7), wherein the control device includes an output unit that outputs a result of the track train management process to a device outside the control device.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to examples of train management systems. In addition, this invention can be implemented in the form of a train approach, advancing detection system, and a train approaching / advancing detection method without being limited to the train management system.
[0020]
【Example】
Example 1
FIG. 1 is a block diagram illustrating a configuration of a “station train management system” according to the first embodiment. In FIG. 1, 1 is a track (refers to the entire path for running the train, and the part that actually supports the train is called a rail), 2 is a train that travels in the direction of the arrow on track 1, and 3 is placed on the train 2 It is a transmitter / receiver having a narrowly oriented wireless communication area.
[0021]
4 and 5 are terrestrial transmitters and receivers having a narrowly-oriented wireless communication area arranged with a rail between the closed sections 1T and 2T in the track 1, with 4 being a transmitter and 5 being a receiver. is there. The receiving unit 5 is capable of communicating with the transmitting unit 4 and the on-vehicle transceiver 3 that has just come. The transmission unit 4 and the reception unit 5 are arranged at a position where the communication between the transmission unit 4 and the reception unit 5 is reliably interrupted when the train approaches the transmission unit 4 and the reception unit 5. Reference numeral 6 denotes a control device that performs on-line train management processing in the closed sections 1T and 2T based on information from the ground transceivers 4 and 5. 7 and 8 are terrestrial transmitters / receivers having a narrowly-oriented wireless communication area arranged with a rail sandwiched between the borders of the closed sections 2T and 3T, where 7 is a transmitter and 8 is a receiver. The receiver 8 can communicate with the transmitter / receiver 7 and the on-vehicle transmitter / receiver 3 just before. Reference numeral 9 denotes a control device that performs on-line train management processing in the block sections 2T and 3T based on information from the ground transceivers 7 and 8. Similarly, a terrestrial transmitter / receiver and a control device are arranged along the track 1 corresponding to the closed sections 4T˜. In the drawing, the left side of the track 1 is the starting side, and the right side is the ending side.
[0022]
1 will be described with reference to FIGS. 2, 3, and 4. FIG.
[0023]
(1) Train entry detection processing When the communication between the transmitter / receiver 4 and the receiver 5 of the ground transmitter / receiver, which is always performed across the rail, is interrupted by the train 2 as shown in FIG. .
[0024]
(A) The ground transceivers 4 and 5 that have detected the point detection processing blockage register the indefinite train in the train train detection table.
[0025]
(B) Conversion processing from point detection information to existing line information by section When an indeterminate formation is registered in the train formation detection table of the ground transceivers 4 and 5, the in-line train management table for the closed sections 1T and 2T in the control device 6 Register indeterminate organization in. However, if the train is already on the line and it is possible to confirm that the detected indeterminate formation is that train, there is no need to register the indefinite formation for that section.
[0026]
{Circle around (2)} Entering Train Confirmation Processing As shown in FIG. 3A, when communication between the receiving unit 5 of the ground transceiver and the on-vehicle transceiver 3 of the train 2 is established, the following processing is performed.
[0027]
(A) The ground transceivers 4 and 5 that have detected the point detection process register the train identification number of the train 2 received from the on-vehicle transceiver 3 in the train composition detection table (registration registration). Thereafter, the indefinite composition registered in the inspection process (1) (a) is deleted.
[0028]
(B) Conversion processing from point detection information to section-by-section existing line information When the train is registered in the train composition detection table of the ground transceivers 4 and 5, among the in-line train management tables of the closed sections 1T and 2T in the control device 6 Register the organization for the table where the organization is not registered. Thereafter, the indeterminate composition registered in the process (1) (b) in the table is deleted.
[0029]
When the on-board transceiver is arranged in front of the train, as shown in FIG. 3 (b), when communication between the on-board transceiver and the ground transceiver is established, Perform the confirmation process.
[0030]
(3) Train advance detection As shown in FIG. 4, after the communication between the on-board transmitter / receiver 3 and the receiving unit 5 of the ground transmitter / receiver is established, the transmission between the transmitting unit 4 and the receiving unit 5 of the ground transmitter / receiver again. When communication is restored, the following processing is performed.
[0031]
(A) Point detection processing The ground transceivers 4 and 5 that have detected the recovery of communication delete the formation from the train formation detection table.
[0032]
(B) Conversion from point detection information to section-by-section existing line information In the on-line train management table in the block sections 1T and 2T in the control device 6, the formation is deleted from the table that is not the one that has newly registered the formation.
[0033]
(4) Creation of standing line information The standing line information of the block section is always generated. If there is a train registered in the on-line train management table for each section, “train present” is indicated, and if there is no registered train, “no train” is indicated.
[0034]
(5) Output to other devices Continuous train information (train number registered in the train management table) and track information (train presence / absence information) are continuously output to devices outside the control device 6 To do.
[0035]
The same processing as described above is performed in the ground receivers 7 and 8 and the ground transceivers and control devices after the control device 9 to constantly create track information for each block section, and the track information and track information for each block segment are obtained. Continuous output to other devices.
[0036]
As described above, in this embodiment, since a low-power radio transceiver is used without using a track circuit, a system that operates reliably at low cost can be obtained.
[0037]
(Example 2)
FIG. 5 is a block diagram illustrating the configuration of the “tracked train management system” according to the second embodiment. In the first embodiment, a control device is arranged for each terrestrial transmitter / receiver. However, in the present embodiment, as shown in the figure, one control device 10 is provided for a plurality of terrestrial transmitter / receivers.
[0038]
The communication between the transmission unit and the reception unit of each ground transceiver, the communication between each ground transceiver and the on-vehicle transceiver, and the processing in each ground transceiver are performed in the same manner as in the first embodiment. Based on the processing result of each terrestrial transmitter / receiver, the control device 10 creates on-line train information and on-line information for each block section as in the first embodiment, and continuously outputs them to other devices.
[0039]
(Deformation)
In the first and second embodiments, one on-board transceiver is arranged at the rear of the train formation. However, the present invention is not limited to this, and one piece is arranged at the front and rear of the train formation as shown in FIG. It can also be implemented in the form (Pattern 2), or in the form (Pattern 3) where two are arranged on the start side and two on the end side of the train formation. According to pattern 3 shown in detail in FIG. 7, for example, the time at which communication is possible between the terminal side on-board transmitter / receiver, the start point side on-vehicle transmitter / receiver, and the ground transmitter / receiver installed on the end point side of train formation If the target sequence is the on-board transmitter / receiver on the destination side → the on-board transmitter / receiver on the start side, the forward direction is detected. And a system that can cope with train retreat.
[0040]
In addition, as shown in FIG. 8, when there is a possibility that the train 71 may be reorganized with the trains 72 and 73, an on-vehicle transceiver 75 corresponding to the train 73 is prepared on the train 71 in advance and the reorganization is performed. The train identification numbers and installation position information of the subsequent trains 72 and 73 are stored in the on-vehicle transceivers 74 and 75, and the train identification number and installation position information of the on-vehicle transceiver 74 are stored in the train 71 when the train is changed. The number and information are switched from the number and information to the number and information of the train 72, and the on-board transmitter / receiver 75 is operated with the train identification number and the installation position information of the train 73. When the trains 72 and 73 are rearranged to the train 71, the on-board transmitter / receiver 75 is disabled, and the on-board transmitter / receiver 74 has a train identification number and installation position information from the train 72 number, information from the train 71 number, Switch to information. In this way, it is possible to provide a system that can cope with train reorganization.
[0041]
【The invention's effect】
As described above, according to the present invention, it is possible to provide a train approach / exit detection system, a detection method, and an on-line train management system that operate reliably at low cost.
[Brief description of the drawings]
FIG. 1 is a block diagram showing the configuration of the first embodiment. FIG. 2 is a diagram showing a train entry / exit point detection process (1). FIG. 3 is a train entry / exit point detection process (2). [Fig. 4] Diagram showing train entry / exit point detection processing (3) [Fig. 5] Block diagram showing configuration of embodiment 2 [Fig. 6] Fig. 6 showing installation position of on-board transceiver [Fig. 7] Putter Fig. 8 shows the details of Fig. 8. Fig. 8 shows the installation position of the on-board transmitter / receiver when reorganizing.
1 Track 2 Train 3 On-board transceiver 4, 5 Ground transceiver 6 Controller

Claims (8)

A ground transmitter / receiver having a narrowly-oriented wireless communication area in which a transmitter and a receiver are arranged with a rail between boundaries of a block section, and a train identification information of the train that is arranged on the train is transmitted to the ground transmitter / receiver. Based on the on-vehicle transceiver having a narrowly-oriented wireless communication area, and the disconnection and recovery of communication between the transmitter and the receiver in the ground transceiver and reception of the organization identification information in the ground transceiver in trains ingress-advance detection system comprising a detection processing means for performing detection processing of the train approach, expansion,
The detection processing means performs a train approach detection process when the train identification information is received following the interruption of the communication, and when the communication is recovered following the reception of the train identification information. In addition, it is a means to detect the train advance,
The train approach detection process registers an indeterminate composition in the train composition detection table when the communication is interrupted, and then registers the composition in the train composition detection table when the composition identification information is received. The train entry / exit detection system is a process for deleting the indeterminate formation after that and then deleting the formation in the train formation detection table when the communication is restored. The train approach / advance detection system according to claim 1 , wherein one on-vehicle transmitter / receiver is arranged behind the train formation. The train approach / exit detection system according to claim 1 , wherein one on-board transmitter / receiver is arranged in front of and behind the train formation. The train approach / exit detection system according to claim 1 , wherein two on-board transceivers are arranged on the start side and two on the end side of the block section. Detection system. 5. The train approach / exit detection system according to claim 4 , wherein the on-board transceiver transmits the transceiver type information of the on-board transceiver of the train to the ground transceiver.・ Advance detection system. 6. The train approach / exit detection system according to claim 5 , wherein the transceiver type information is information indicating a start point side and an end point side of the block section. A train management system that includes the train approach / exit detection system according to any one of claims 1 to 6 and a control device, wherein the control device performs detection processing in the train approach / exit detection system. On the basis of the registration of the formation a in the detection process, the station train management processing for each block section provided on both sides across the ground transceiver, the station train management processing on the both sides The train set a is registered in the table where the train set a is not registered in the in-train management table related to the block section provided, and the train set a is provided on both sides based on the deletion of the train set a in the detection process. It is a process that deletes the formation a from the table that is not the table that newly registered the formation a in the on-line train management table for the closed section. In-line train management system. 8. The train management system according to claim 7 , wherein the control device includes output means for outputting a result of the train management process to a device outside the control device.

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