CN212500426U

CN212500426U - Train autonomous control system based on vehicle-to-vehicle communication

Info

Publication number: CN212500426U
Application number: CN202020948220.8U
Authority: CN
Inventors: 徐海贵; 汪小勇; 陆怡然
Original assignee: Casco Signal Ltd
Current assignee: Casco Signal Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-09
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a train is control system independently based on car communication, read subsystem, inquiry transponder and data communication system DCS including automatic monitored control system ATS of train, target control ware OC, on-vehicle subsystem CC, label, automatic monitored control system ATS of train be connected with on-vehicle subsystem CC, adjacent train on-vehicle subsystem CC intercommunication is connected, control system still include the other resource management ware WRC of rail, the other resource management ware WRC of rail read subsystem, inquiry transponder with automatic monitored control system ATS of train, on-vehicle subsystem CC, target control ware OC, label respectively and be connected. Compared with the prior art, the utility model has the advantages of reduced the transmission link of data information on the network, improved the operating efficiency of system.

Description

Train autonomous control system based on vehicle-to-vehicle communication

Technical Field

The utility model relates to a train autonomous control system and method especially relate to a train autonomous control system based on car communication.

Background

The trackside resource management and the interval protection of a traditional urban rail transit CBTC (train control system based on communication) signal system take ground equipment as a core, the ground equipment informs vehicle-mounted equipment through vehicle-ground communication interaction to ensure the running safety of a train, but the resource management and the actual use in the traditional CBTC signal system are not the same object, so that the interaction of round-trip information among the equipment is complex, the number of links is large, the efficiency of information transmission is influenced, meanwhile, the trackside equipment in the system is numerous, and the maintenance and implementation cost is high.

The train control system based on train-to-vehicle communication is the development direction of the next generation train control system in recent time, a vehicle is taken as a control core, the vehicle-mounted equipment carries out path planning according to an operation task plan, the target controller beside the rail is applied for the target controller beside the rail, the target controller beside the rail distributes the target controller beside the rail and informs the vehicle-mounted equipment, and the vehicle-mounted equipment directly communicates with an adjacent train to obtain the position information of the adjacent train and actively carry out movement authorization calculation so as to control the safe and effective operation of the train. However, in such systems, a plurality of target controllers are installed on the line, and the target controllers manage and allocate trackside resources, so that the problems of information interaction, transmission delay and the like exist among the plurality of target controllers, and the operating efficiency of the system is restricted to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a train is autonomous control system based on car communication in order to overcome the defect that above-mentioned prior art exists, has reduced the transmission link of data information on the network, has improved the operating efficiency of system.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a train is control system independently based on car-to-car communication, includes that automatic monitored control system ATS of train, target control ware OC, on-vehicle subsystem CC, label read ware subsystem, inquiry transponder and data communication system DCS, automatic monitored control system ATS of train be connected with on-vehicle subsystem CC, adjacent train on-vehicle subsystem CC intercommunication is connected, control system still include trackside resource manager WRC, trackside resource manager WRC read ware subsystem, inquiry transponder with automatic monitored control system ATS of train, on-vehicle subsystem CC, target control ware OC, label respectively and be connected.

Preferably, the vehicle-mounted subsystem CC is connected to the automatic train monitoring system ATS through a wireless network interface ITF 1.

Preferably, the vehicle-mounted subsystem CC is connected to the trackside resource manager WRC through a wireless network interface ITF 2.

Preferably, the trackside resource manager WRC is connected with the target controller OC through a wireless network interface ITF 3.

Preferably, the adjacent vehicle-mounted subsystems CC are communicatively connected through a wireless network interface ITF 4.

Preferably, the vehicle subsystem CC is connected with the query transponder through a wireless network interface ITF 5.

Preferably, the automatic train monitoring system ATS is connected with the trackside resource manager WRC through a wireless network interface ITF 6.

Preferably, the trackside resource manager WRC is connected with the tag reader subsystem through a wireless network interface ITF 7.

Preferably, the trackside resource manager WRC is connected with the query responder through a wireless network interface ITF 8.

Preferably, the inquiry transponder is in communication with the transponder on the line.

Compared with the prior art, the utility model has the advantages of it is following:

1) the system only needs to set one set of WRC equipment on the whole line, does not involve the processing of crossing WRC control areas, and simplifies trackside interfaces and information interaction;

2) the WRC is used as a backup of a fault train and is responsible for taking over the fault train and replacing the fault train to apply resources and exchange information of adjacent trains, so that the influence of the fault train on a communication train is reduced;

3) an OC in a train control system based on vehicle-to-vehicle communication does not need an interface with an OC in front, so that the transverse transmission of data is avoided;

4) the tag reader subsystem can detect the position of the train, when the vehicle-mounted CC fails, the tag reader subsystem can correctly identify train information in the area where the failed train is located, the train position information is uploaded to the WRC, and the WRC realizes the tracking of the position of the failed train.

5) When the tag reader is not arranged, after the vehicle-mounted CC has a fault, the transponder on the line can identify the information of the transponder section where the fault train is located, and upload the information to the WRC, and the WRC realizes the position tracking of the fault train.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the interface of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

The utility model discloses train is from Control System (TACS signal System) based on car communication, train Autonomous Control System is on car communication's basis, the whole line sets up a set of trackside resource manager (WRC), be responsible for managing trackside resource allocation, trackside equipment quantity has significantly reduced, the interface between the System has been simplified, make data information's transmission path reduce, the operation efficiency of System has been improved, also make the System maintenance and implement work load very little simultaneously, the cost of the whole life cycle of product has been reduced. In addition, when the train breaks down, the WRC is responsible for taking over the failed train, and the position information and the external interface of the failed train are continuously maintained, so that degraded operation of the communication train is avoided, and the influence of the fault on operation is reduced.

The train autonomous control system based on the train-vehicle communication takes a vehicle-mounted subsystem as a core, the vehicle-mounted subsystem plans a running path according to a received running task plan so as to determine trackside resources required to be used in a running range, applies for the required trackside resources to a trackside resource manager (WRC), after the vehicle-mounted resource manager (WRC) acquires the resources distributed by the WRC, the vehicle-mounted autonomous control train runs, and actively initiates an application for releasing the resources when the vehicle-mounted resource manager does not need the resources any more; the train is directly communicated with the adjacent train to obtain the position and the operation range information of the adjacent train, the movement authorization required by operation is actively calculated, and the conversion by trackside equipment is not needed, so that the transmission link of data information on the network is reduced, and the operation efficiency of the system is improved.

As shown in fig. 1, the train autonomous control system based on train-to-train communication includes an automatic train monitoring system ATS, a trackside resource manager WRC, a target controller OC, a vehicle-mounted subsystem CC, a tag reader subsystem, an inquiry responder, and a data communication system DCS. The ATS subsystem is responsible for supervising and controlling the operation of the train and has the functions of tracking the operation of the train, alarming, reporting an event, adjusting the operation, controlling the operation and the like; the rail side resource manager WRC is responsible for functions of rail side resource allocation and recovery, train sequence management, train position information maintenance and the like; the target controller OC is responsible for the driving and state acquisition functions of trackside equipment; the vehicle-mounted subsystem CC is responsible for functions of train position calculation, train path planning, trackside resource application and release, train active movement authorization calculation and the like; the tag reader subsystem is responsible for the train position detection function; the inquiry transponder is responsible for providing transponder ID information to determine more the absolute position of the train in the line; the DCS subsystem realizes communication among trackside equipment through a redundant wired backbone network and realizes bidirectional real-time communication between trains and ground equipment and between trains through a wireless network.

As shown in fig. 2, the interfaces between subsystems of the train autonomous control system based on train-to-vehicle communication periodically transmit the position information of a train to the ATS by using the wireless network interface ITF1, and the ATS transmits a train operation plan, manual adjustment information and the like to the CC; the method comprises the steps that a wireless network interface ITF2 is utilized, a CC sends train position information to a WRC, trackside resource application and release information is sent to the WRC according to an operation plan, the WRC sends train sequence information, resource allocation and recovery information and line equipment state information to the CC, and in addition, the WRC can also send fault train position information to an adjacent train; by using a redundant backbone network interface ITF3, the WRC sends a trackside equipment driving command to the OC, and the OC feeds back the state of trackside equipment to the WRC; by using the wireless network interface ITF4, the vehicle-mounted subsystem CC sends the train position information and the actively calculated running range information to the vehicle-mounted subsystems CC of the adjacent trains; reading the message of the transponder by using the wireless interface ITF5 and CC to realize the absolute positioning information of the train; sending a trackside equipment control command and train operation plan information to the WRC by using a redundant backbone network interface ITF6 and an ATS; train position information detected by a tag reader subsystem is obtained by using a wireless network interface ITF7 and WRC, and after CC fails, a tag reader arranged on a train can still read tags on a line, so that the train position is detected; if no tag reader is arranged on the line, when the CC has a fault, the position detection of the fault train can be realized through the position information of the transponder on the line, namely, the ID of the transponder on the line is read by the inquiry transponder line through the interface ITF8, and the information of the ID of the transponder is directly sent to the trackside resource manager WRC by the inquiry transponder, so that the position detection of the fault train is realized.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a train is control system independently based on car-to-car communication, includes that automatic monitored control system ATS of train, target control ware OC, on-vehicle subsystem CC, label read ware subsystem, inquiry transponder and data communication system DCS, automatic monitored control system ATS of train and on-vehicle subsystem CC be connected, adjacent train on-vehicle subsystem CC intercommunication is connected, its characterized in that, control system still include trackside resource management ware WRC, trackside resource management ware WRC read ware subsystem, inquiry transponder with automatic monitored control system ATS of train, on-vehicle subsystem CC, target control ware OC, label respectively and be connected.

2. The train autonomous control system based on train-car communication of claim 1, characterized in that the vehicle subsystem CC is connected with an automatic train monitoring system ATS through a wireless network interface ITF 1.

3. The train autonomous control system based on train-to-vehicle communication of claim 1, characterized in that the vehicle subsystem CC is connected with the trackside resource manager WRC through a wireless network interface ITF 2.

4. The train autonomous control system based on train-to-vehicle communication of claim 1, wherein the trackside resource manager WRC is connected with the target controller OC through a wireless network interface ITF 3.

5. The train autonomous control system based on train-car communication of claim 1, wherein adjacent vehicle-mounted subsystems CC are communicatively connected through a wireless network interface ITF 4.

6. The train autonomous control system based on train-car communication of claim 1, wherein the vehicle subsystem CC is connected to the query responder through a wireless network interface ITF 5.

7. The train autonomous control system based on train-to-vehicle communication of claim 1, wherein the train automatic monitoring system ATS is connected with the trackside resource manager WRC through a wireless network interface ITF 6.

8. The train autonomous control system based on train-to-vehicle communication of claim 1, wherein the trackside resource manager WRC is connected with the tag reader subsystem through a wireless network interface ITF 7.

9. The train autonomous control system based on train-to-vehicle communication of claim 1, wherein the trackside resource manager WRC is connected with the query responder through a wireless network interface ITF 8.

10. The train autonomous control system based on train-to-vehicle communication of claim 9, wherein the inquiry transponder is communicatively connected to a transponder on the line.