JP2000043724A - Railway safety system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the processing speed by agreeing the control range of an interlocking device with that of an ATC ground device to eliminate the processing to discriminate the necessary information from the unnecessary information. SOLUTION: A control boundary between an interlocking device 1 and an ATC ground device 2 is indicated by a boundary line 11, and the number of installation of the interlocking devices 1 in the ATC section is same as that of and the ATC ground devices 2. The transmission between the interlocking device 1 and the ATC ground device 2 can be effected in the one-to-one correspondence, the processing to discriminate the transmitted information in the respective interlocking device 1 and ATC ground device 2 is unnecessary, and the processing speed is improved. Also, through the one-to-one correspondence between the interlocking device 1 and the ATC ground device, the interlocking device is integrated with the ATC ground device, and the reliability of the devices is improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an interlocking device and a ground A
The present invention relates to a railway security system that controls a train using a TC device, and particularly to a transmission connection between an interlocking device and a ground ATC device.

[0002]

2. Description of the Related Art FIG. 4 shows a conventional information transmission relationship between an interlocking device and an ATC ground device. The interlocking device 1 is installed at an (interlocking) station, receives the state (falling / raising) of the station intermediate track circuit, the approach information (AR), and the like from a plurality of ground ATC devices 2, and receives field devices (pointers, The control contents are output to a traffic signal or the like. Further, in consideration of train safety, the interlocking device has a multiplex system configuration. The ATC ground device 2 receives information such as the status of the field equipment (opening direction of the switch, etc.), the approach locking relay (ASR), etc. from the plurality of interlocking devices 1 and sends the information to the ground device installed under the track. It outputs the train speed limit and the like.

The interlocking device 1 and the ATC ground device 2
Performs control in each control range. Border 4
1 indicates a control boundary of the interlocking device 1, and a boundary line 42 indicates an AT
The control boundary of the ground equipment C is shown.

[0004]

However, in the above prior art, the control range of the interlocking device 1 and the ATC ground device 2
Control range was different. Therefore, outputs from a plurality of interlocking devices are input to one ATC ground device, or
Since outputs from a plurality of ATC ground devices are input to one interlocking device, each device performs a process of identifying necessary information and unnecessary information (whether or not the information is within the control range of the input device). Each device had to be provided.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a railway security system which does not require a process for distinguishing the necessary information from the unnecessary information and which can improve the processing speed.

[0006]

In order to achieve the above object, the present invention relates to an interlocking device provided in an ATC line section and an interlocking device.
In a railway security system for controlling a train using a TC ground device, a control range of the interlocking device and a control range of the ATC ground device match. As a result, information can be transmitted and received between the interlocking device and the ATC terrestrial device through one transmission line. Therefore, a process of identifying input information (determining whether the information is within the control range of the input device). Becomes unnecessary.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

FIG. 1 is a diagram showing a relationship between an interlocking device in an ATC line section and an ATC ground device in this embodiment.

A control boundary between the interlocking device 1 and the ATC ground device 2 is shown by a boundary line 11. The interlocking device 1 in the ATC line section is controlled so that the control range of the interlocking device 1 and the ATC ground device are the same.
And the number of ATC ground equipment 2 installed are the same. As a result, transmission between the interlocking device 1 and the ATC terrestrial device 2 can be performed on a one-to-one basis, and each of the interlocking device 1 and the ATC terrestrial device does not require a process for identifying transmitted information. became. The processing speed can be improved by eliminating the need for this processing.

FIG. 2 illustrates a second embodiment of the present invention.

As in the above embodiment, the interlocking device 1 and the ATC
If the control range of the ground device is the same, the interlocking device and the ground ATC device can correspond one-to-one, so that the interlocking device and the ground ATC device can be integrated as shown in FIG. .

The interlocking / ATC ground device 3 exchanges information such as the falling / lifting state of the track circuit within the control range of the own device and the obstructable blockage with the adjacent device.

FIG. 3 is a block diagram showing the internal configuration of the integrated interlocking / ATC ground equipment. Reference numeral 31 denotes a control instruction information input unit for inputting a request for a controlled device, such as a route setting and a changeover of a switch alone, output from a host computer (ex. Center), and 32 sends a specific signal to a track circuit. , A train detector that determines whether the track circuit has fallen / raised
Reference numeral 33 denotes a control target device state information input unit for inputting the state of the control target such as the opening direction of the switch, the presenting of the traffic signal, and 34 denotes control instruction information and control target device state information input by the control instruction information input unit 31. The control target state information input by the input unit 33 and A from the ATC information storage unit 37 described later.
An interlocking control unit that calculates and creates control information for the control target from the TC information based on a prescribed logic, 35 is a control information output unit that outputs the control information created by the interlocking control unit 34 to the control target, and 36 is an interlocking control unit. An interlocking information storage unit for storing the control information created by the control unit and the control target state information input from the control target device state information input unit 33;
Calculates and creates ATC information of its own control range based on the train detection information determined by the train detection unit 32, the interlock information from the interlock information storage unit 36, and the adjacent ATC information from the adjacent ATC information input / output unit 40 described later. ATC information creation unit, 37
Is an ATC information storage unit that stores the ATC information created by the ATC information creation unit 38, and 39 is an ATC information that converts the ATC information created by the ATC information creation unit 38 into a signal and outputs the signal.
The signal output unit 40 receives the ATC information generated by the adjacent interlocking / ATC ground device 3 and outputs the ATC information generated by the ATC information generating unit 38 to the adjacent interlocking / ATC ground device 3. It is an input / output unit.

The control instruction information input unit 31 fetches, as control instruction information, a request from a host computer for setting a route to a control target, switching of a switch alone, and the like, and acquires the fetched control instruction information and control target device state information input unit. The interlocking control unit 34 obtains from the control target state information such as the opening direction of the switch, the present state of the traffic light, and the like, and the ATC information such as the approach information (AR) stored in the ATC information storage unit 37. The control information such as approach lock information (ASR) for the control target in the control range is created, and the control information output unit 35 outputs the control information to the control target. The control information created by the interlocking control unit 34 and the control target device state information input unit 33
The control target state information input from the
Is stored.

On the other hand, the falling / raising state of the track circuit determined by the train detecting section 32, the opening direction of the switch, the present state of the traffic light, and the approaching locked state stored in the interlocking information storage section 36. The ATC information creating unit 38 specifies the speed of the train or enters the train from the (ASR) and the state of the fall / lift of the track circuit in the control range of the adjacent ATC device taken in from the adjacent ATC information input / output unit 40. Information indicating possible occlusion, approach information (AR), and the like are created. Among the information created by the ATC information creation unit 38, information on the train is transmitted from the ATC signal output unit 39 to the train via the rail, and the approach information and the information of the track circuit determined by the train detection unit are: , AT
It is stored in the C information storage unit 37.

As described above, according to the second embodiment of the present invention, the transmission line for exchanging information between the interlocking device and the ATC ground device can be eliminated, and duplication of functions common to both devices can be eliminated. In addition, since the control boundaries coincide, it is possible to share constants that differ depending on the control range depending on information necessary for control such as control target state information and the like, and station equipment to be installed.

[0017]

According to the present invention, since the control range of the interlocking device and the ATC ground device is the same, the output from a plurality of devices is not input to one device, so that necessary information and unnecessary It is not necessary to perform the process of discriminating information, and the processing speed of the railway security system can be improved.

[Brief description of the drawings]

FIG. 1 is an overall system diagram showing a first embodiment of the present invention.

FIG. 2 is an overall system diagram showing a second embodiment of the present invention.

FIG. 3 is a block diagram showing the internal configuration of the interlocking / ground ATC device of FIG. 2;

FIG. 4 is a diagram showing a conventional railway security system.

[Explanation of symbols]

1 ... interlocking device, 2 ... ATC ground device, 3 ... interlocking / ATC
Ground device, 11: Control boundary, 31: Control instruction information input unit, 32: Train detection unit, 33: Control target device status information input unit, 34: Interlock control unit, 35: Control information output unit, 36
... Linked information storage unit, 37 ... ATC information storage unit, 38 ... A
TC information creation unit, 39 ATC signal output unit, 40 adjacent ATC information input / output unit, 41 control boundary of interlocking device, 42
... Control boundary of ATC ground equipment.

Claims (4)

[Claims] 1. An interlocking device provided in an ATC line section and an AT
A railway security system for controlling a train using a C ground device, wherein a control range of the interlocking device matches a control range of the ATC ground device. 2. An interlocking device provided in an ATC line section and an AT.
A railway security system for controlling a train using a C ground device, wherein the same number of interlocking devices and ATC ground equipment in the ATC line section are installed. 3. An interlocking device provided in an ATC line section and an AT.
A railway security system for controlling a train using a C ground device, wherein the interlocking device and the ATC ground device are connected to transmission lines in a one-to-one correspondence. 4. The railway security system according to claim 1, wherein the interlocking device and the ATC ground device are integrated.