CN112124358B - System and method for realizing switching from automatic inter-station block to mobile block - Google Patents
System and method for realizing switching from automatic inter-station block to mobile block Download PDFInfo
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- CN112124358B CN112124358B CN202010967885.8A CN202010967885A CN112124358B CN 112124358 B CN112124358 B CN 112124358B CN 202010967885 A CN202010967885 A CN 202010967885A CN 112124358 B CN112124358 B CN 112124358B
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- 230000000903 blocking effect Effects 0.000 claims abstract description 41
- 238000004891 communication Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
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- 230000000593 degrading 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
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0063—Multiple on-board control systems, e.g. "2 out of 3"-systems
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Abstract
The invention relates to a system and a method for realizing switching from automatic inter-station block to mobile block, wherein the system comprises: train running permission control equipment for train running permission calculation and inter-station running block system management; the dispatching centralized system is used for sending a mobile blocking command to the train driving permission control equipment; the interlocking device is used for judging the section blocking logic and establishing the section moving blocking, judging the section blocking logic according to a moving blocking command obtained from the train running permission control device, and controlling route arrangement and signal opening; and the vehicle-mounted equipment is used for sending the vehicle-mounted position report and the vehicle-mounted integrity report to the train driving permission control equipment, receiving the driving permission information of the train driving permission control equipment and controlling the train to run. Compared with the prior art, the invention has the advantages of greatly improving the transportation efficiency and the like.
Description
Technical Field
The invention relates to a train control technology, in particular to a system and a method for realizing switching from automatic inter-station block to mobile block.
Background
At present, a large number of lines of railways in China still adopt single-line lines, and a traditional traveling block system of automatic inter-station block is generally adopted. Automatic inter-station blocking is a blocking system for isolating trains by means of stations, and an idle state occupied by a section is judged by arranging axle counting equipment in the section, so that only one train is allowed to run between two stations. Under the driving system of automatic inter-station block, the inter-station block can be handled automatically, the complete arrival of the train is not required to be confirmed manually, the labor intensity of personnel is reduced, but the transportation capacity of the railway line cannot be fully exerted because the section can only pass one train, and the operation requirement cannot be met when the transportation capacity is increased or temporarily adjusted.
Disclosure of Invention
The present invention aims to overcome the defects of the prior art and provide a system and a method for switching from automatic inter-station blocking to mobile blocking.
The purpose of the invention can be realized by the following technical scheme:
an implementation system for switching to mobile block based on automatic inter-station block includes:
train driving permission control equipment is used for train driving permission calculation and inter-station driving block system management;
The dispatching centralized system is used for sending a mobile blocking command to the train driving license control equipment;
the interlocking device is used for judging the section blocking logic and establishing the section moving blocking, judging the section blocking logic according to a moving blocking command obtained from the train running permission control device, and controlling route arrangement and signal opening;
and the vehicle-mounted equipment is used for sending the vehicle-mounted position report and the vehicle-mounted integrity report to the train driving permission control equipment, receiving the driving permission information of the train driving permission control equipment and controlling the train to run.
Preferably, the train operation permission control device transmits the mobile block command to the interlock device when receiving the mobile block command from the dispatch centralized system.
Preferably, the train driving permission control device calculates driving permission for the vehicle-mounted device according to the position report and the integrity report provided by the vehicle-mounted device, so as to realize mobile block vehicle control.
A method for realizing switching to mobile block based on automatic inter-station block includes adding train running permission control device for transmitting mobile block command to interlock device when train running permission control device receives mobile block command of dispatching centralized system and calculating running permission for vehicle carried device according to position report and integrity report provided by vehicle carried device for realizing mobile block control.
Preferably, the method comprises in particular the steps of:
step S1, connecting the train driving permission control device with the dispatching centralized system, for receiving the moving block command of the dispatching centralized system;
step S2, the train driving permission control equipment is respectively connected with the station A interlocking equipment and the station B interlocking equipment between the two stations, so that the station A interlocking equipment and the station B interlocking equipment acquire a mobile blocking command;
step S3, when the dispatching centralized system sends the mobile blocking command to the train driving permission control device, the train driving permission control device sends the mobile blocking command to the A station interlocking device and the B station interlocking device respectively through a communication mode;
step S4, the station A interlocking device or the station B interlocking device is switched into a mobile blocking state according to the received mobile blocking command, and the train driving permission control device returns to the mobile blocking state;
step S5, the train driving permission control device judges the consistency of the two-station driving block system according to the mobile block state replied by the A-station interlocking device and the B-station interlocking device, and sends the consistency result of the two-station driving block system to the A-station interlocking device and the B-station interlocking device;
step S6, after the station A interlocking device and the station B interlocking device establish the block moving, the block moving is restored in the idle and departure route unlocking block;
Or when the station A interlocking device or the station B interlocking device is used as a departure station, judging that an departure signal machine is opened according to a signal opening condition, consistency of two-station traveling block systems and a section-leaving state, and controlling the train to run in the section;
or when the train runs in an interval, the train running permission control equipment can realize the train tracking running in a moving block mode according to the position reports and the train integrity information provided by the vehicle-mounted equipment of a plurality of trains;
or when the A station and the B station occupy the area, the area moving block is established, the A station interlocking device or the B station interlocking device can release the outbound signal again, and the multi-vehicle tracking operation in the area is realized.
Preferably, when the interlocking device for station a or the interlocking device for station B is used as a departure station, the opening of the departure signal machine is judged according to the signal opening condition, the consistency of the two-station traveling block systems and the section-departure state, and the specific process of controlling the train to run in the section is as follows:
step S101, when station A interlocking equipment is used as a departure station, station B interlocking equipment is used as a receiving station or station A interlocking equipment is used as a receiving station, and station B interlocking equipment is used as a departure station, the station A interlocking equipment or the station B interlocking equipment checks a signal opening condition of a mobile block, consistency of a two-station traveling block system and an interval leaving state;
Step S102, the station A interlocking device or the station B interlocking device handles departure routes, and whether an outbound signal is opened or not is judged according to the conditions for checking the opening of the mobile blocking signal, the consistency of the two-station driving blocking systems and the leaving state of an interval;
step S103, after the station A interlocking device or the station B interlocking device opens an outbound signal, the first train can normally outbound, and when the first train runs in an interval, the vehicle-mounted device of the first train sends a position report and a train integrity report to the train running license control device in real time;
and step S104, controlling the train to run in the interval by the train running permission control equipment according to the position report and the integrity report of the first train.
Preferably, when the station a and the station B occupy the area, the inter-area moving block is established, and the station a interlocking device or the station B interlocking device can release the outbound signal again, so that the inter-area multi-vehicle tracking operation is specifically realized as follows:
step S201, when the station A interlocking device serves as a departure station, the station B interlocking device serves as a receiving station or the station A interlocking device serves as a receiving station, and the station B interlocking device serves as a departure station, when the station A interlocking device or the station B interlocking device receives a first train and enters the station, the station entering signal machine is opened due to the fact that interval moving block is established, and the train driving permission control device sends driving permission to the first train vehicle-mounted device according to the state of the station entering signal machine, a train position report and an integrity report and guides the train to enter the station;
And S202, the first train enters the station, after the train receiving approach is unlocked, the interlocking device of the station A or the interlocking device of the station B opens the station entering signal machine due to the fact that the block is formed by the movement of the section, and the train driving permission control device sends driving permission to the vehicle-mounted device of the second train according to the state of the station entering signal machine, the position report of the train and the integrity report, so that the train is guided to enter the station.
Preferably, when the train runs in an interval, the train running permission control device may implement the train tracking running in a moving block mode according to the position reports and the train integrity information provided by the vehicle-mounted devices of the plurality of trains, specifically:
step S301, after the first train normally leaves and enters the road to be unlocked, the station A interlocking device or the station B interlocking device checks the signal opening condition, the consistency of the two-station driving blocking systems and the state of an exit section in an interval, and judges whether the signal leaving the station is opened or not;
and S302, after the station A interlocking device or the station B interlocking device opens an outbound signal, the second train can normally outbound, and when the second train-carried section runs, the vehicle-mounted devices of the first train and the second train send real-time position reports and train integrity reports to the train running permission control device, so that the second train tracks and runs the first train.
Preferably, when the mobile block between the A station interlocking device and the B station interlocking device is established, the signal opening condition of the mobile block is satisfied.
Preferably, the method only needs to add the train driving permission control equipment in the center.
Compared with the prior art, the method for realizing the switching from the automatic inter-station block to the mobile block is additionally provided with the train driving permission control device, the mobile block is sent to the interlocking device by utilizing the characteristic of communication between the train driving permission control device and the interlocking device, the mobile block of the interlocking device of the station A and the interlocking device of the station B is obtained, and the train driving permission control device realizes the mobile block according to the position report and the integrity report of the vehicle-mounted device, so that the driving density and the passing capacity of the section are greatly improved. In addition, as the interlocking equipment, the vehicle-mounted equipment and the dispatching centralized system exist, the train driving permission control equipment only needs to be added in the center, and other mobile block equipment does not need to be added, so that the maintenance investment is reduced. In addition, the invention also has the following advantages:
1. the invention realizes mobile blocking on the basis of only optimizing a blocking system without changing the existing interlocking system, thereby greatly improving the transportation efficiency;
2. The invention can realize upgrading from the block between the automatic stations to the mobile block and degrading from the mobile block to the block between the automatic stations according to the field transportation requirement, and can flexibly switch the traveling block system;
3. the interlocking relation is not changed in the station, and the running safety is ensured by a block system and train running permission control equipment in an interval;
4. the invention can adopt different running block systems for different sections of the same line, and the requirement of a transportation plan is met to the maximum extent.
Drawings
FIG. 1 is a schematic diagram of a system structure for switching from an automatic inter-station block to a mobile block according to the present invention;
FIG. 2 is a flow chart of an implementation method for switching to a mobile block based on automatic inter-station block;
fig. 3 is a block diagram of a multi-vehicle tracking operation in an area based on switching from an automatic inter-station block to a moving block.
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.
In order to improve the single-line transportation capacity, adapt to single-line transportation demand fluctuation and the like, the invention can switch the block system of the interval running from the traditional automatic inter-station block to the mobile block by adding train running permission control equipment, optimizing the conditions of the existing interlocking equipment for block logic judgment and the like, thereby realizing the tracking operation of a plurality of trains between two stations, greatly improving the running density and the passing capacity of the interval and meeting the operation demand of traffic increase or temporary adjustment.
The embodiment of the invention provides a system for switching from automatic inter-station block to mobile block, referring to fig. 1, the system comprises: the system comprises a dispatch centralized system 21, a train driving permission control device 22, an A station interlocking device 23, a B station interlocking device 24 and a vehicle-mounted device 25.
The train running permission equipment is connected with the dispatching centralized system and used for receiving a mobile block command of the dispatching centralized system.
The train driving permission equipment is connected with the A station interlocking equipment and the B station interlocking equipment and is used for sending a mobile blocking command to the A station interlocking equipment and the B station interlocking equipment, receiving mobile blocking states replied by the A station interlocking equipment and the B station interlocking equipment and judging consistency of two-station driving blocking systems.
And the station A interlocking equipment or the station B interlocking equipment establishes an interval moving block and opens outbound signals according to the signal opening condition and the consistency of two-station driving block systems.
The vehicle-mounted equipment is connected with the train driving permission equipment and used for sending a vehicle-mounted position report and an integrity report to the train driving permission equipment and sending driving permission to the vehicle-mounted equipment to realize the tracking operation of multiple vehicles in an interval.
It should be noted that, because the interlocking device, the vehicle-mounted device and the dispatching centralized system already exist, the train operation permission control device only needs to be added in the center, and other mobile block devices do not need to be added, so that the maintenance investment is reduced.
The embodiment of the invention provides a method for realizing switching from automatic inter-station block to mobile block, for example, fig. 2 shows a flow chart of the method for realizing switching from automatic inter-station block to mobile block, which comprises the following steps:
step 101: train running permission control equipment is arranged in the center and used for train running permission calculation and inter-station running block system management.
In this step, referring to fig. 1, a train operation permission control device is added to the system.
Step 102: the train driving permission control equipment is connected with the dispatching concentration system, the station A interlocking equipment and the station B interlocking equipment and is used for sending the mobile blocking command to the station A and the station B interlocking equipment after receiving the mobile blocking command of the dispatching concentration system and receiving the mobile blocking state replied by the station A and the station B interlocking equipment.
In this step, referring to fig. 1, train operation permission control devices are connected to both the station a interlocking device and the station B interlocking device, and the dispatch centralized system is also connected to the train operation permission control devices.
Step 103: when the station A interlocking device is used as a departure station, the station B interlocking device is used as a receiving station or the station A interlocking device is used as a receiving station, and the station B interlocking device is used as a departure station, the station A interlocking device or the station B interlocking device establishes an interval moving block according to a moving block command sent by the train driving permission control device. And judging whether the outbound signal is opened or not according to the signal opening condition, the consistency of the two-station running block systems of the train running permission control equipment and the leaving state of the section.
In this step, the station a interlocking device may be used as a departure station and the station B interlocking device as a destination station, and the station a interlocking device establishes the section movement block according to the movement block command sent by the train operation permission control device. And judging whether the outbound signal is opened or not according to the signal opening condition, the consistency of the two-station running block systems of the train running permission control equipment and the leaving state of the section. Similarly, the interlocking device of the station B can be used as a departure station and the interlocking device of the station A can be used as a receiving station, and the interlocking device of the station B establishes the section movement block according to the movement block command sent by the train running permission control device. And judging whether the outbound signal is opened or not according to the signal opening condition, the consistency of the two-station running block systems of the train running permission control equipment and the leaving state of the section.
Step 104: and after entering the section, the train driving permission control equipment calculates driving permission for the first train and the second train in the section according to a train position report and a train integrity report provided by the vehicle-mounted equipment, so that multi-train tracking operation in the section is realized.
In this step, referring to fig. 3, the first train and the second train are both connected to the train operation permission control device, the first train sends a position report and a train integrity report to the train operation permission control device, and the train operation permission control device sends an operation permission for the first train according to the position and integrity of the first train and the opening condition of the arrival signal machine; and the train driving permission control device sends driving permission to the tail of the first train for the second train according to the position and integrity reports of the first train and the second train, so that the inter-section multi-train tracking operation is realized.
It should be noted that, the method for implementing automatic inter-station block switching to mobile block provided by the present invention utilizes the characteristics of communication between train operation permission control equipment and interlock equipment to send a mobile block command to the interlock equipment and obtain the mobile block states of the a-station interlock equipment and the B-station interlock equipment, and the train operation permission control equipment implements mobile block according to the position report and the integrity report of the vehicle-mounted equipment, thereby greatly improving the operation density and the passing capacity of the section.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A method for realizing switching to mobile block based on automatic inter-station block is characterized in that train running permission control equipment is additionally arranged, and is used for transmitting a mobile block command to interlocking equipment when the train running permission control equipment receives the mobile block command of a dispatching centralized system, and calculating running permission for vehicle-mounted equipment according to a position report and an integrity report provided by the vehicle-mounted equipment, so as to realize mobile block vehicle control;
the method specifically comprises the following steps:
step S1, connecting the train driving permission control device with the dispatching centralized system for receiving the moving block command of the dispatching centralized system;
step S2, connecting the train driving permission control equipment with the station A interlocking equipment and the station B interlocking equipment between the two stations respectively, and enabling the station A interlocking equipment and the station B interlocking equipment to obtain a mobile blocking command;
Step S3, when the dispatching concentration system sends the moving block command to the train running permission control device, the train running permission control device sends the moving block command to the A station interlocking device and the B station interlocking device respectively through the communication mode;
step S4, the station A interlocking device or the station B interlocking device is switched into a mobile blocking state according to the received mobile blocking command, and the train driving permission control device returns to the mobile blocking state;
step S5, the train driving permission control equipment judges the consistency of the two-station driving blocking system according to the mobile blocking state replied by the A-station interlocking equipment and the B-station interlocking equipment, and sends the consistency result of the two-station driving blocking system to the A-station interlocking equipment and the B-station interlocking equipment;
step S6, after the interlocking device of the station A and the interlocking device of the station B establish the interval moving block, the interval is free and the moving block of the departure route unlocking interval is restored;
or when the station A interlocking device or the station B interlocking device is used as a departure station, judging that an departure signal machine is opened according to a signal opening condition, consistency of two-station traveling block systems and a section-leaving state, and controlling the train to run in the section;
or when the train runs in the interval, the train running permission control equipment can realize the train tracking running in a moving block mode according to the position reports and the train integrity information provided by the vehicle-mounted equipment of a plurality of trains;
Or when the A station and the B station occupy the area, the area moving block is established, the A station interlocking equipment or the B station interlocking equipment can open the outbound signal again, and the multi-vehicle tracking operation in the area is realized.
2. The method for realizing automatic inter-station block switching to mobile block according to claim 1, wherein when the interlocking device of station a or the interlocking device of station B is used as a departure station, the opening of the departure signal machine is judged according to a signal opening condition, consistency of two-station traffic block systems and an interval leaving state, and a specific process of controlling the train to run in the interval is as follows:
s101, when station A interlocking equipment is used as a departure station, station B interlocking equipment is used as a receiving station or station A interlocking equipment is used as a receiving station, and station B interlocking equipment is used as a departure station, the station A interlocking equipment or the station B interlocking equipment checks a signal opening condition of a mobile block, consistency of a two-station traveling block system and a leaving state of an interval;
step S102, the station A interlocking device or the station B interlocking device handles departure route, and whether an outbound signal is opened or not is judged according to the conditions for checking the opening of the mobile blocking signal, the consistency of the two-station driving blocking systems and the leaving state of the section;
step S103, after the station A interlocking device or the station B interlocking device opens an outbound signal, the first train can normally outbound, and when the first train runs in an interval, the vehicle-mounted device of the first train sends a position report and a train integrity report to the train running permission control device in real time;
And step S104, controlling the train to run in the interval by the train running permission control equipment according to the position report and the integrity report of the first train.
3. The method for realizing automatic inter-station block switching into mobile block based on the claim 1 is characterized in that when the A station and the B station occupy the area, the area mobile block is established, the A station interlocking device or the B station interlocking device can open the outbound signal again, and the method for realizing inter-station multi-vehicle tracking operation specifically comprises the following steps:
step S201, when the station A interlocking device serves as a departure station, the station B interlocking device serves as a receiving station or the station A interlocking device serves as a receiving station, and the station B interlocking device serves as a departure station, when the station A interlocking device or the station B interlocking device receives a first train and enters the station, because an interval moving block is formed, an entering signal machine is opened, and the train driving permission control device sends driving permission to the first train vehicle-mounted device according to the state of the entering signal machine, a train position report and an integrity report to guide the train to enter the station;
and S202, after the first train enters the station and the train receiving approach is unlocked, the interlocking device of the station A or the interlocking device of the station B opens the station entering signal machine due to the fact that the block movement is established, and the train driving permission control device sends driving permission to the vehicle-mounted device of the second train according to the state of the station entering signal machine, the train position report and the integrity report, and guides the train to enter the station.
4. The method for realizing automatic inter-station block switching into mobile block based on the claim 1 is characterized in that when the train runs in an interval, the train running permission control device can realize the train tracking running of the mobile block mode according to the position report and the train integrity information provided by the vehicle-mounted devices of a plurality of trains, and the method comprises the following specific steps:
step S301, after the first train normally leaves and enters the road to be unlocked, the station A interlocking device or the station B interlocking device checks the signal opening condition, the consistency of the two-station driving blocking systems and the state of an exit section in an interval, and judges whether the signal leaving the station is opened or not;
step S302, after the station A interlocking device or the station B interlocking device opens the outbound signal, the second train can normally exit, and when the second train-mounted section runs, the vehicle-mounted devices of the first train and the second train send real-time position reports and train integrity reports to the train running control permission device, so that the second train can track and run the first train.
5. The method for realizing automatic inter-station block switching into mobile block based on the claim 1 is characterized in that when the mobile block between the A-station interlocking equipment and the B-station interlocking equipment is established, the signal opening condition of the mobile block is met.
6. The method for realizing automatic inter-station block switching to mobile block as claimed in claim 1, wherein the method only needs to add train operation permission control equipment in the center.
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| CN113879366B (en) * | 2021-12-08 | 2022-03-15 | 卡斯柯信号(北京)有限公司 | Block departure mode switching method and device |
| CN114044033B (en) * | 2021-12-27 | 2023-12-01 | 卡斯柯信号有限公司 | System and method for automatically regulating and controlling train blocking system based on train type information |
| CN114475720B (en) * | 2022-04-01 | 2022-08-12 | 北京全路通信信号研究设计院集团有限公司 | Interval block control method and system |
| CN115092213B (en) * | 2022-05-06 | 2023-10-31 | 卡斯柯信号有限公司 | In-station train normal departure method based on mobile block train control system |
| CN115285183B (en) * | 2022-10-08 | 2023-02-17 | 卡斯柯信号(北京)有限公司 | Method and device for automatically removing protection area of CTCS-4-level train operation control system |
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