CN113401181B - System and method for realizing system verification suitable for multiple standard signals - Google Patents
System and method for realizing system verification suitable for multiple standard signals Download PDFInfo
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- CN113401181B CN113401181B CN202110589359.7A CN202110589359A CN113401181B CN 113401181 B CN113401181 B CN 113401181B CN 202110589359 A CN202110589359 A CN 202110589359A CN 113401181 B CN113401181 B CN 113401181B
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Abstract
The invention relates to a system and a method for realizing system verification suitable for multiple system signals, wherein the system comprises: the master controller is used for simulating the principle of signal systems of different systems; the train controller is used for simulating vehicle-mounted controllers of signal systems with different driving modes and automation levels; the track is used for setting a platform and a station track according to the requirement of signal system verification, and setting a storage line, a pre-station turning back track, a post-station turning back track and a corresponding cross crossover line; the turnout is used for realizing terminal turn-back and bifurcation converging operation; the annunciator is used for verifying various blocking modes and interlocking modes; the demonstration train is used for running at a specified speed according to the instruction of the control signal, and realizing accurate parking, tracking and returning running; the LED light band is used for representing different signal elements by adopting different colors; a beacon to identify a location of the demonstration train. Compared with the prior art, the method has the advantages of supporting the visual verification of signal systems of various systems and the like.
Description
Technical Field
The invention relates to a rail transit signal system, in particular to a system and a method for realizing verification of a multi-system signal system.
Background
At present, a plurality of signal manufacturers, simulation manufacturers and research institutions develop a train control system simulation test platform for rail transit, integrate simulated vehicles, trackside turnouts, annunciator transponders and other equipment, and access the train control system, and the aim of the test is to test the functions and the performances of the train control system, including testing the functions of the train control system such as ATO (automatic train operation), overspeed protection, entering station, parking, door opening, skip parking and buckling and the like. Plays an important role in the current CBTC project construction and the corresponding product development and upgrade iteration.
However, the simulation test platform of this type has certain limitations, namely, the interface, the operation mode, the supported train control system operation mode, and the like are fixed. Train simulation, trackside equipment simulation, platform and train interface mode are a set of fixed train control system service, include the following part:
1) train simulation: and (3) simulating the train motion model and related interfaces thereof, wherein the simulation comprises but is not limited to a relay interface, an MVB interface, train speed, acceleration, traction brake models and the like.
2) Trackside simulation: and (3) simulating the trackside basic equipment, including but not limited to the simulation of signals such as a shaft counting signal, a track circuit, a turnout, a signal machine, a transponder signal, a platform door and the like.
3) A simulation integration platform: and performing integrated management on the simulation equipment and the tested equipment, such as controlling the position of the train according to the vehicle speed and the turnout state controlled by the ATO, and sending a transponder signal corresponding to the position of the train.
Because the system architecture and design are relatively fixed, the simulation test platform described above often does not support the technical verification of a new generation of train control, multi-mode train control and new functions, such as the technical principle verification of novel train control systems such as a train autonomous operation system (TACS), a multi-mode fusion train control system, online linkage de-editing and the like; therefore, how to construct a verification system which can support dynamic configuration of train position detection, speed measurement, occupation representation, turnout control, access control (part of signal systems), signal display, train operation authorization calculation and display, emergency shutdown and other specific region state indications becomes a technical problem to be solved.
Disclosure of Invention
The present invention aims to overcome the defects of the prior art and provide a system and a method for implementing system verification suitable for signals of multiple systems.
The purpose of the invention can be realized by the following technical scheme:
according to one aspect of the present invention, there is provided a system for implementing system verification for signals of multiple systems, including:
the master controller is used for simulating the principle of signal systems of different systems, carrying out logic control of different interlocking systems, control modes and blocking systems according to input and output states and providing control commands for various simulated trackside equipment and simulated train equipment;
the train controller is in communication connection with the master controller and is used for simulating the vehicle-mounted controllers of signal systems with different driving modes and automation levels;
the track is in communication connection with the master controller and is used for setting a platform and a station track according to the requirement of signal system verification, and setting a storage line, a front station return track, a rear station return track and corresponding cross crossover lines;
the turnout is in communication connection with the master controller and is used for realizing terminal turning back and bifurcation converging operation;
the annunciator is in communication connection with the master controller and used for verifying various blocking modes and interlocking modes;
the demonstration train is in communication connection with a train controller and is used for running at a specified speed according to the instruction of the control signal so as to realize accurate parking, tracking and returning running;
the LED light band is in communication connection with the master controller and is used for representing different signal elements by adopting different colors;
a beacon to identify a location of the demonstration train.
As a preferred technical scheme, the general controller changes the turnout state according to the requirements of the turning, forking and converging operation tasks.
As a preferred technical scheme, the master controller changes the state of the signal machine according to the train route transaction result.
As a preferred technical scheme, the master controller controls the track to supply power for the demonstration train.
As an optimized technical scheme, the master controller controls the color change of the LED light band, and is used for visually displaying the principle of a signal system, including the verification of the CBTC system realization principle and the verification of the vehicle-vehicle communication system realization principle or the safety principle of other novel signal system systems in the future, wherein the verification of the CBTC system realization principle comprises train position tracking display, protective area display and access occupation clear state display, and the verification of the vehicle-vehicle communication system realization principle comprises train tracking display and turnout resource occupation release display.
As a preferable technical scheme, the train controller controls the running and starting and stopping of different trains according to the requirements of running tasks.
As a preferable technical scheme, the master controller sends a vehicle control signal to the train controller in a wireless or wired or track modulation mode.
As a preferable technical scheme, the track is provided with a collinear operation area and a non-collinear operation area according to the requirement of collinear operation.
As the preferred technical scheme, the demonstration trains run on the sand table tracks, and the number of the demonstration trains can be configured.
According to another aspect of the invention, a method for the system for implementing system verification suitable for multiple standard signal systems is provided, and the method comprises the following steps:
step 1: demonstrating that the train runs on a sand table according to a preset script according to a control instruction of a train controller;
step 2: the demonstration train obtains the real-time position of the train by reading the beacon on the track;
and step 3: the demonstration train sends the real-time position of the train to a train controller through a wireless communication module;
and 4, step 4: the train controller forwards the position of the train to the master controller through a network protocol;
and 5: after the master controller receives the train controller, the position of the LED light band is updated, the display color of the LED light band is changed, and the LED light band moves along with the movement of the train position to demonstrate real-time monitoring of the train position; updating the position of a mobile authorization terminal according to a mobile terminal authorization principle of train-to-train communication, displaying an LED light band in another color, and moving in real time along with the movement of a train;
step 6: when the demonstration train approaches the turnout resource, the master controller changes the turnout resource into the turnout resource of the train;
and 7: the master controller changes the display color of the LED light band in the movable area to mark that the approaching train has applied and is authorized by turnout resources;
and step 8: after the demonstration train leaves the turnout area, the master controller releases turnout resources of the train and changes turnout light band display to identify that the resources are released.
Compared with the prior art, the invention has the following advantages:
the invention supports the visual verification of signal systems of various systems: through the configurable scripts, principle verification of signal systems of different systems is supported, for example, the principle of vehicle-to-vehicle communication can be demonstrated, train control system principles of systems such as CBTC, backup and city area can also be demonstrated and verified, and principle verification of signal system systems which newly appear in the future is also supported.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a flow chart of the method of the present invention;
FIG. 3 is a schematic diagram of a rail powered by 220V DC according to the present invention;
FIG. 4 is a schematic illustration of a train of the present invention;
FIG. 5 is a schematic view of an LED light strip of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
As shown in fig. 1, the present invention is applicable to a system for implementing system verification of signals of multiple systems, including:
the master controller (a) is used for simulating the principle of signal systems of different systems, carrying out logic control of different interlocking systems, control modes and blocking systems according to input and output states and providing control commands for various simulation trackside equipment and simulation train equipment;
the train controller (b) is in communication connection with the master controller (a) and is used for simulating the vehicle-mounted controllers of signal systems with different driving modes and automation levels;
the track (c) is in communication connection with the master controller (a) and is used for setting a platform and a station track according to the requirement of signal system verification, and setting a storage line, a front station turning back track, a rear station turning back track and a corresponding cross crossover line;
the turnout (d) is in communication connection with the master controller (a) and is used for realizing terminal turning back and bifurcation converging operation;
the signal machine (e) is in communication connection with the master controller (a) and is used for verifying various blocking modes and interlocking modes;
the demonstration train (f) is in communication connection with the train controller (b) and is used for running at a specified speed according to the instruction of the control signal so as to realize accurate parking, tracking and returning running;
the LED optical band (g) is in communication connection with the master controller (a) and is used for representing different signal elements by adopting different colors;
a beacon (h) for identifying the location of the demonstration train.
The master controller writes operation scripts according to the requirements of different signal system systems, controls the states of trains, signal machines, turnouts, LED light bands and the like, and changes the states of turnouts according to the requirements of movement tasks such as turning back, forking, converging operation and the like; changing the state of a signal machine according to a train route handling result; the control track supplies power to the demonstration train; controlling the color change of the LED light band;
the train controller has the functions of controlling the running, starting and stopping and the like of different trains according to the requirements of running tasks, and the main controller sends train control signals to the train controller in a wireless or wired or track modulation mode;
the rail is provided with a collinear operation area and a non-collinear operation area according to the requirement of collinear operation; and a plurality of signal machines are arranged according to the division of the approach, the platform and the return track and are used for verifying the functions of various blocking modes and interlocking modes.
The trains run on the sand table track, the number of the trains can be configured, and the trains run at a specified speed according to the instructions of wireless or wired control signals, so that accurate parking, tracking, turning-back running and the like are realized. A train: the track is powered by 22V dc (fig. 3), and includes a variable speed motor, a train command decoder, etc., and train control commands are sent from the track to the decoder. (FIG. 4)
Turnout: the hidden switch machine controlled by a 12V motor is used for controlling the trip.
LED light strip: and displaying and representing the train position, the protection section, the train section detection, the rail vacancy, the resource occupation condition and the mobile authorization terminal by using different LED light band colors. By accurately controlling the color change of the LED light band, the principles of different systems such as a train-to-train communication signal system, a CBTC signal system, a backup signal system and a city area signal system can be displayed by matching with the movement of a train, and prototype verification is carried out on a train tracking, turning back, speed measuring and positioning mode, a mobile authorization management mode and the like. Train positioning, moving authorization terminal, occupation and release of turnout resources, locking and unlocking of access, and different color representation of rail vacancy are shown in figure 5. The light band is controlled by an RS485 interface and is connected with the track controller by a USB interface.
The router: and information interaction between the train controller and the master controller is provided.
Power supplies, wiring, platform facilities, and others.
In the following, a principle example is demonstrated by a vehicle-to-vehicle communication system, since the logic of the traffic signal does not need to be verified in the vehicle-to-vehicle communication, which is not shown here, in the CBTC principle verification, traffic signal control needs to be provided: (see FIG. 2)
Step 1: and the demonstration train runs on the sand table according to a preset script according to the control instruction of the train controller.
Step 2: and the demonstration train acquires the real-time position of the train by reading the beacon on the track.
And step 3: the demonstration train sends the real-time position of the train to the train controller through the wireless communication module.
And 4, step 4: the train controller forwards the train position to the track controller through a network protocol.
And 5: and after the train controller receives the train controller, the position of the train light band is updated, the display color of the LED light band is changed, and the train light band moves along with the movement of the train position to demonstrate the real-time monitoring of the train position. According to the mobile terminal authorization principle of train-to-train communication, the position of the mobile authorization terminal is updated, and the LED light band is displayed in another color and moves in real time along with the movement of the train. The light band is stepless display.
Step 6: when a train approaches a switch resource, the track controller changes the switch resource to the train owner.
And 7: and the track controller changes the display color of the LED light band of the movable area to identify that the approaching train has applied for and is authorized by the turnout resources.
And 8: after the train leaves the turnout area, the track controller releases turnout resources of the train and changes turnout light band display to identify that the resources are released.
For the interlocking detection of the CBTC demonstration mode and the interlocking detection of the fixed blocking mode, the light band can be increased by one color according to the interlocking section detection, and the detection principle of the fixed blocking is displayed. And simultaneously, the control signal machine is lighted to match the locking and unlocking of the access.
Therefore, the invention can support the system for dynamically configuring train position detection, speed measurement, occupation representation, turnout control, access control (part of signal systems), signal display, train operation authorization calculation and display, emergency shutdown and other specific area state indication, and the system can realize visual indication of various functions, including but not limited to:
1) the running speed of the train needs to be accurately controllable so as to meet the requirements of different types of train control systems.
2) The train section occupation mode can be configured and visually displayed.
3) The train movement authorization mode can be configured and visually displayed.
4) The route or train resource using and releasing mode is configured and visually displayed.
5) And displaying the state of the specific area.
6) And realizing the accurate movement of the train based on the authorized control mode, the current movement authorization and the movement task.
7) And controlling and displaying related functions of the station.
8) And controlling and displaying relevant functions of the parking lot.
9) Other functions related to the signal system are visualized.
After the functions are realized, demonstration of different signal system operation modes can be supported through configuration.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. An implementation system suitable for system verification of signals of multiple systems is characterized by comprising:
the master controller (a) is used for simulating the principle of signal systems of different systems, carrying out logic control of different interlocking systems, control modes and blocking systems according to input and output states and providing control commands for various simulation trackside equipment and simulation train equipment;
the train controller (b) is in communication connection with the master controller (a) and is used for simulating vehicle-mounted controllers of signal systems with different driving modes and automation levels;
the track (c) is in communication connection with the master controller (a) and is used for setting a platform and a station track, and setting a parking line, a front station turning back track, a rear station turning back track and a corresponding cross crossover line according to the requirement of signal system verification;
the turnout (d) is in communication connection with the master controller (a) and is used for realizing terminal turning back and bifurcation converging operation;
the signal machine (e) is in communication connection with the master controller (a) and is used for verifying various blocking modes and interlocking modes;
the demonstration train (f) is in communication connection with the train controller (b) and is used for running at a specified speed according to the instruction of the control signal so as to realize accurate parking, tracking and returning running;
the LED optical band (g) is in communication connection with the master controller (a) and is used for representing different signal elements by adopting different colors;
a beacon (h) for identifying the location of a demonstration train;
the master controller (a) control LED light band (g) colour change for the principle of directly perceived show signal system, including being used for verifying CBTC system realization principle, being used for verifying the safety principle verification of car communication system realization principle and other novel signal system standard in future, wherein verify CBTC system realization principle and include that the train position is tracked and is shown, protection area shows and the route takes and goes out clear state display, verify car communication system realization principle and include that the train is tracked and is shown and switch resource occupies the release and show.
2. The system for realizing the system verification of signals with multiple systems as claimed in claim 1, wherein the general controller (a) changes the state of the turnout (d) according to the requirements of the turning, forking and merging operation tasks.
3. The system for implementing system verification applicable to multiple-system signal systems as claimed in claim 1, wherein the master controller (a) changes the state of the signal (e) according to the train route transaction result.
4. The system for implementing multi-system signal system verification as claimed in claim 1, wherein the master controller (a) controls the track (c) to supply power to the demonstration train.
5. The system for implementing multi-system signal system verification as claimed in claim 1, wherein the train controller (b) controls the operation and start and stop of different trains according to the requirements of operation tasks.
6. The system for realizing the system verification of signals in multiple systems according to claim 1, wherein the overall controller (a) sends the train control signals to the train controller in a wireless or wired or track modulation mode.
7. The system for implementing multi-standard signal system verification according to claim 1, wherein the track (c) is provided with a collinear operation area and a non-collinear operation area according to the requirement of collinear operation.
8. The system for implementing multi-standard signal system verification as claimed in claim 1, wherein the demonstration trains (f) run on a sand table track, and the number of the demonstration trains is configurable.
9. A method for implementing a system for multi-standard signal system authentication as recited in claim 1, comprising the steps of:
step 1: demonstrating that the train (f) runs on a sand table according to a preset script according to a control instruction of a train controller (b);
step 2: a demonstration train (f) acquires the real-time position of the train by reading a beacon (h) on a track;
and step 3: the demonstration train (f) sends the real-time position of the train to the train controller (b) through the wireless communication module;
and 4, step 4: the train controller (b) forwards the train position to the master controller (a) through a network protocol;
and 5: after receiving the train controller (b), the master controller (a) updates the position of the LED light band (g), changes the display color of the LED light band (g), and moves along with the movement of the train position to demonstrate real-time monitoring of the train position; updating the position of a mobile authorization terminal according to the mobile terminal authorization principle of vehicle-to-vehicle communication, displaying an LED light band (g) in another color, and moving in real time along with the movement of a train;
step 6: when the demonstration train (f) approaches the turnout resource, the master controller (a) changes the turnout resource into the turnout resource of the train;
and 7: the master controller (a) changes the display color of the movable area LED light band, and marks that the demonstration train has applied and is authorized by turnout resources;
and 8: and (c) after the demonstration train (f) leaves the turnout area, the master controller (a) releases the turnout resource of the train and changes the turnout light band display to mark that the resource is released.
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113978521A (en) * | 2021-09-23 | 2022-01-28 | 通号城市轨道交通技术有限公司 | Train turning-back method |
| CN114089719B (en) * | 2021-10-27 | 2024-03-29 | 卡斯柯信号有限公司 | Vehicle signal interface simulation verification method and device for TACS system |
| CN114030509A (en) * | 2021-11-04 | 2022-02-11 | 通号城市轨道交通技术有限公司 | Vehicle-mounted mobile authorization obtaining method and device |
| CN114802361A (en) * | 2022-04-26 | 2022-07-29 | 青岛地铁集团有限公司 | Train turning back control method and device and electronic equipment |
| CN115158409B (en) * | 2022-06-30 | 2023-10-17 | 通号城市轨道交通技术有限公司 | Control method and system for train turning back |
| CN115092209A (en) * | 2022-07-05 | 2022-09-23 | 中国铁道科学研究院集团有限公司通信信号研究所 | Train route information ground display system |
| CN115494829B (en) * | 2022-11-16 | 2023-03-14 | 华侨大学 | Modeling and verifying method for autonomous train operation control system |
| CN115859230B (en) * | 2023-02-27 | 2023-04-25 | 深圳市启明智显科技有限公司 | Authorization management system |
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