CN104149821B - For train initiatively interval means of defence and the device of train operation control system - Google Patents
For train initiatively interval means of defence and the device of train operation control system Download PDFInfo
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- CN104149821B CN104149821B CN201410325270.XA CN201410325270A CN104149821B CN 104149821 B CN104149821 B CN 104149821B CN 201410325270 A CN201410325270 A CN 201410325270A CN 104149821 B CN104149821 B CN 104149821B
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Abstract
The present invention relates to a kind of train for train operation control system initiatively interval means of defence and device, wherein device comprises Vehicle Controller, operation management system, operation topo graph manager and trackside performance element, and wherein method comprises 1) system initialization; 2) train requests entering signal control area has been judged whether; 3) enter train and insert ADMINISTRATION SUBSYSTEM, for the renewal of responsible train from the identification of entering signal control area, non-signal control area, distribution and operation topo graph; 4) judged whether that train needs to exit signal control region; 5) enter train and exit ADMINISTRATION SUBSYSTEM, exit the management of signal control area operation for responsible train; 6) judged whether that train is main track operational mode; 7) train main track operation management subsystem is entered, for the operation of responsible main track train.Compared with prior art, the present invention have system response speed fast, improve reliability, reduce the advantages such as construction and O&M cost.
Description
Technical field
The present invention relates to a kind of train operation control system, especially relate to a kind of train for train operation control system initiatively interval means of defence and device.
Background technology
Current city rail traffic signal system all adopts communication-based train control system (CBTC, CommunicationBasedTrainControl) as its solution, the control of this system to train is based upon on the control of trackside equipment and the basis of detection, as shown in Figure 1 in CBTC system, train allows trackside control convenience obtain the location information of train by active position report, trackside control convenience after the location information obtaining all trains by vehicle-ground wireless communication for every train provides mobile authorization information, the mobile authorization information that train provides according to trackside control convenience is run.This system of CBTC model with reference to IEEE1474 definition, the interval protection between train largely needs a large amount of computings depending on trackside control convenience, and it is vehicle-mounted that operation result is sent on train, to realize the interval protection between train.From information control flow, this mode adds the reaction time of whole system, reduces the efficiency of transport; On the other hand because the degree of participation of trackside control convenience is too high, when trackside control convenience loses partial function, signal system cannot control train, badly influence operation.
Summary of the invention
Object of the present invention is exactly provide a kind of train for train operation control system initiatively interval means of defence and device to overcome defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
For a train initiatively interval means of defence for train operation control system, it is characterized in that, comprise the following steps:
1) system initialization;
2) judged whether train requests entering signal control area, if yes, performed step 3); Otherwise, perform step 4);
3) enter train and insert ADMINISTRATION SUBSYSTEM, for the renewal of responsible train from the identification of entering signal control area, non-signal control area, distribution and operation topo graph, and perform step 4);
4) judged whether that train needs to exit signal control region, if yes, performed step 5), otherwise perform step 6);
5) enter train and exit ADMINISTRATION SUBSYSTEM, exit the management of signal control area operation for responsible train, and perform step 6);
6) judged whether that train is main track operational mode, if yes, performed step 7), otherwise perform step 8);
7) enter train main track operation management subsystem, for the operation of responsible main track train, carry out the safety precaution of train and personnel, perform effective use management of circuit and train resources, and perform step 8);
8) judge whether shutdown system, if yes, terminate, otherwise, return step 2).
It is as follows that described train inserts ADMINISTRATION SUBSYSTEM specific works process:
Send to operation management system the request of insertion behind border, train entering signal control area, operation management system according to pre-conditioned whether to enter train judges, if condition does not meet, can insert and unsuccessfully provide corresponding information, by manually intervening; Can corresponding identifier be distributed for this train if condition meets system and operation topo graph be upgraded, and send the operation topo graph after upgrading to train, train transfers pattern to main track operational mode after receiving operation topo graph, is managed by main track operation management subsystem.
It is as follows that described train exits ADMINISTRATION SUBSYSTEM specific works process:
After train changes into the mode of secession, if after systems axiol-ogy has exited the border of signal control area to train, system should reclaim the identifier of this train, the operation topo graph of system is upgraded.
Described train main track operation management subsystem specific works process is as follows:
For entering the train of main track running state, mobile unit is according to cross-channel information and run the identifier that topo graph calculates its relevant upstream and downstream train, and according to the location information of this identifier to downstream train requests the other side;
Receive based on all non dominated points in this this train of positional information calculation to the path and this path of downstream train after location information, if this track switch is the need of change position to have track switch needs to confirm in non dominated point, track switch needs first to carry out inspection to this track switch before changing position and guarantees without other train occupation, carrying out blockade after confirmation prevents other train from taking over this track switch for use, changes position after blockade to track switch;
Train system update when through turnout passing runs topo graph, and train needs to confirm that all non dominated points in this path change into slave mode before calculating mobile authorization according to downstream column truck position, and track switch has been set to requisition state;
After all conditions meets, train carries out the calculating of mobile authorization and controls according to the operation of this mobile authorization to train;
After controlled point before train have passed in path, these controlled points should be reverted to uncontrolled state by system in time, and track switch is set to non-requisition state.
Described system initialization comprises and carries out self-inspection to system hardware and software, carries out verification refresh the memory field of the security-relevant software in relevant device.The request that train enters this signal control area can be accepted after system initialization success, and start corresponding major subsystems successively.Due to real-time control system, system is in the implementation of these three major subsystems all the time, automatically can go to closing flow path after unexpected exception appears in system.
The device of a kind of active of the train for train operation control system interval means of defence, it is characterized in that, comprise Vehicle Controller, operation management system, run topo graph manager and trackside performance element, connected by data communication network between equipment, because data communication network is the universal product, transparent transmission can be thought at this, do not rely on concrete model and the standard of data communication network equipment, described Vehicle Controller, trackside performance element and operation management system are between any two for be connected all the time, the information transmitted between them is train pattern and position, the state of trackside equipment, to functional information such as the control informations of trackside performance element under particular case, described Vehicle Controller, operation topology manager and trackside performance element are between any two for connect as required, request/the response message of train position can be transmitted between Vehicle Controller and Vehicle Controller and run topo graph, control command and the feedback of status of trackside equipment can be transmitted between Vehicle Controller and trackside performance element, Vehicle Controller provides the relative position of oneself to running topo graph manager and asks to upgrade operation topo graph when needed.
Described Vehicle Controller will receive the cross-channel order of operation management system and oneself state be fed back to operation management system and be used for monitoring, the state transfer of self is used for monitoring to operation management system by described trackside performance element, sends control command at the situation operation management system of manual intervention to the trackside performance element of specifying.
Between described Vehicle Controller by request-reply to obtain location information and to calculate mobile authorization, described Vehicle Controller directly controls trackside performance element to carry out and obtains corresponding state information from trackside performance element; The management of running train order is responsible for by described operation topology manager, for each trackside controller provides running train order information.
Compared with prior art, the present invention has the following advantages:
1, system response speed is fast, owing to adopting the vehicle-mounted mode directly directly calculating mobile authorization based on downstream column truck position, need to collect via trackside control convenience, calculate and the mode transmitted relative to existing system, the speed of response of system is greatly improved;
2, improve reliability, owing to no longer having a strong impact on the situation of operation because trackside control convenience fault causes the train in whole region not have mobile authorization, and both made in native system to occur that mobile unit fault also only can have influence on limited train, failure recovery also can be more rapid relative to existing system, and therefore the reliability of system has increased significantly;
3, reduce construction and O&M cost, owing to reducing trackside control convenience type and quantity, construction and O&M cost can significantly reduce;
4, be more suitable for transformation and extension line engineering, because whole system major part function is all by vehicle-mounted control, for both wired transformation and extension, can carry out when reservation both wired signaling mode, transformation or extension line project are more easily implemented.
Accompanying drawing explanation
Fig. 1 is CBTC signal system block diagram;
Fig. 2 is main flow chart of the present invention;
Fig. 3 is the workflow diagram of the train insertion ADMINISTRATION SUBSYSTEM in the present invention;
Fig. 4 is the workflow diagram of the train main track operation management subsystem in the present invention;
Fig. 5 is the workflow diagram that train in the present invention exits ADMINISTRATION SUBSYSTEM;
Fig. 6 is apparatus structure schematic diagram of the present invention;
Fig. 7 is the operation scene schematic diagram that the present invention illustrates.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
Figure 2 shows that main flow of the present invention, Fig. 3, Fig. 4 and Fig. 5 are respectively each subsystem flow process in main flow.System adopts event triggered fashion circulation to perform, and completes and controls the operation of train in signal area, comprises the operation in signal area of train entering signal region, train and train exits signal area.In conjunction with diagram of circuit, each step is described in detail herein:
Assumed initial state be step M1 system successful initialization complete, train A and train C normally runs in signal area, train B is just preparing to insert signal area and is running, train C is just preparing to exit signal area and is running, the initial launch topo graph of train is " S-P3T-P3N-101-P4N-P4T, P3R-P1R, P4R-P2R, P2N-P2T-P1T-P1N-102-E ", the wherein border of S and E difference representation signal control area, P1, P2, P3, P4 represents the track switch in circuit, T, N and R represents the switch blade of track switch respectively, after the trouble of location and after antiposition trouble, as P3T represents the switch blade of P3 track switch, "-" represents annexation, ", " represent equipment room do not connect need separate.Then M2 is gone to step.
In main flow in step M2, system discovery train B asks entering signal control area, proceeds to train and inserts ADMINISTRATION SUBSYSTEM step M3 process.
Insert in ADMINISTRATION SUBSYSTEM in step C1 at train, train B sends to system the request of insertion when checking oneself processed signal Zone control border.Then C2 is gone to step.
In step C2, system checks according to the condition (as train quantity limitation etc.) preset, and the defined open ended train quantity of supposing the system is 100 row, now has 2 trains in system in operation, meets the demands, allow its entering signal control area.Then C3 is gone to step.
In step C3, system is that train B distributes identifier 103, and in step C4, system cloud gray model topo graph is updated to " S-103-P3T-P3N-101-P4N-P4T; P3R-P1R; P4R-P2R; P2N-P2T-P1T-P1N-102-E ", this topo graph and cross-channel information together issue train B in step C5, transfer the pattern of oneself to main track operational mode after train B receives these information in step C7.Then M4 is gone to step.
In step M4, because train C needs to exit signal area, proceed to train and exit ADMINISTRATION SUBSYSTEM step M5 process.Then T1 is gone to step.
In step T1, train sends the request of exiting, in step T2, train C transfers the state of oneself to pattern out of service, in step T3, system checks whether train C has exited signal control region, if train C has exited signal control region, after the time delay of 5 seconds, system will upgrade in step t 4 runs topo graph for " S-103-P3T-P3N-101-P4N-P4T, P3R-P1R; P4R-P2R, P2N-P2T-P1T-P1N-E ".Then M6 is gone to step.
In step M6, because train B has changed into main track operational mode, proceed to train main track running subsystem step M7 process.
In step R1, train B is according to the cross-channel obtained with run topo graph and know that the downstream train of oneself is 101 i.e. train A.Then R2 is gone to step.
In step R2, train B asks the location information of train A immediately to train A, and in step R3, calculate this car to the corresponding path of train A for " S-103-P3T-P3N-101 " and non dominated point thereof are track switch P3, but this switch location is correctly without the need to changing, otherwise need to perform step R5, step R6 and step mule R7.In step R8, system update runs topo graph is " S-103-P3T-P3N-101-P4N-P4T, P3R-P1R, P4R-P2R, P2N-P2T-P1T-P1N-E ".In step R9, track switch P3 is set to requisition state, all P3 are set to slave mode by step R10, be checked through the slave mode that P3 is expecting and will go to step R12 process in step R11, if the satisfied step R13 that will forward to of condition provides and points out and terminate.In step R12 vehicle-mounted B calculate this car to A car distance as train B mobile authorization and run by this mobile authorization.In step R14, track switch is set to uncontrolled state at train B by system after turnout passing P3, and cancels requisition mark.Then M2 is gone to step.
If occur exception or need artificial shutdown system to go to step M8 in system operation, whole system will be closed.
As shown in Figure 6, Vehicle Controller in native system will receive the cross-channel order of operation management system and oneself state be fed back to operation management system and be used for monitoring, the state transfer of self is used for monitoring to operation management system by described trackside performance element, sends control command at the situation operation management system of manual intervention to the trackside performance element of specifying.Between described Vehicle Controller by request-reply to obtain location information and to calculate mobile authorization, described Vehicle Controller directly controls trackside performance element to carry out and obtains corresponding state information from trackside performance element; The management of running train order is responsible for by described operation topology manager, for each trackside controller provides running train order information.For Fig. 7 example, system needs configuration 3 to overlap Vehicle Controller, 4 cover trackside performance elements, 1 cover operation management system and 1 cover operation topo graph manager.
Claims (7)
1., for a train initiatively interval means of defence for train operation control system, it is characterized in that, comprise the following steps:
1) system initialization;
2) judged whether train requests entering signal control area, if yes, performed step 3); Otherwise, perform step 4);
3) enter train and insert ADMINISTRATION SUBSYSTEM, for the renewal of responsible train from the identification of entering signal control area, non-signal control area, distribution and operation topo graph, and perform step 4);
4) judged whether that train needs to exit signal control region, if yes, performed step 5), otherwise perform step 6);
5) enter train and exit ADMINISTRATION SUBSYSTEM, exit the management of signal control area operation for responsible train, and perform step 6);
6) judged whether that train is main track operational mode, if yes, performed step 7), otherwise perform step 8);
7) enter train main track operation management subsystem, for the operation of responsible main track train, carry out the safety precaution of train and personnel, perform effective use management of circuit and train resources, and perform step 8);
8) judge whether shutdown system, if yes, terminate, otherwise, return step 2);
It is as follows that described train inserts ADMINISTRATION SUBSYSTEM specific works process:
Send to operation management system the request of insertion behind border, train entering signal control area, operation management system according to pre-conditioned whether to enter train judges, if condition does not meet, can insert and unsuccessfully provide corresponding information, by manually intervening; Can corresponding identifier be distributed for this train if condition meets system and operation topo graph be upgraded, and send the operation topo graph after upgrading to train, train transfers pattern to main track operational mode after receiving operation topo graph, is managed by main track operation management subsystem.
2. a kind of train for train operation control system according to claim 1 initiatively interval means of defence, it is characterized in that, it is as follows that described train exits ADMINISTRATION SUBSYSTEM specific works process:
After train changes into the mode of secession, if after systems axiol-ogy has exited the border of signal control area to train, system should reclaim the identifier of this train, the operation topo graph of system is upgraded.
3. a kind of train for train operation control system according to claim 1 initiatively interval means of defence, it is characterized in that, described train main track operation management subsystem specific works process is as follows:
For entering the train of main track running state, mobile unit is according to cross-channel information and run the identifier that topo graph calculates its relevant upstream and downstream train, and according to the location information of this identifier to downstream train requests the other side;
Receive based on all non dominated points in this this train of positional information calculation to the path and this path of downstream train after location information, if this track switch is the need of change position to have track switch needs to confirm in non dominated point, track switch needs first to carry out inspection to this track switch before changing position and guarantees without other train occupation, carrying out blockade after confirmation prevents other train from taking over this track switch for use, changes position after blockade to track switch;
Train system update when through turnout passing runs topo graph, and train needs to confirm that all non dominated points in this path change into slave mode before calculating mobile authorization according to downstream column truck position, and track switch has been set to requisition state;
After all conditions meets, train carries out the calculating of mobile authorization and controls according to the operation of this mobile authorization to train;
After controlled point before train have passed in path, these controlled points should be reverted to uncontrolled state by system in time, and track switch is set to non-requisition state.
4. a kind of train for train operation control system according to claim 1 initiatively interval means of defence, it is characterized in that, described system initialization comprises and carries out self-inspection to system hardware and software, carries out verification refresh the memory field of the security-relevant software in relevant device.
5. one kind implements the claims the device of the active of the train for train operation control system interval means of defence arbitrary in 1-4, it is characterized in that, comprise Vehicle Controller, operation management system, operation topo graph manager and trackside performance element, described Vehicle Controller, trackside performance element and operation management system are between any two for be connected all the time, and described Vehicle Controller, operation topology manager and trackside performance element are between any two for connect as required.
6. the device of a kind of active of the train for train operation control system interval according to claim 5 means of defence, it is characterized in that, described Vehicle Controller will receive the cross-channel order of operation management system and oneself state be fed back to operation management system and be used for monitoring, the state transfer of self is used for monitoring to operation management system by described trackside performance element, sends control command at the situation operation management system of manual intervention to the trackside performance element of specifying.
7. the device of a kind of active of the train for train operation control system interval according to claim 5 means of defence, it is characterized in that, between described Vehicle Controller by request-reply to obtain location information and to calculate mobile authorization, described Vehicle Controller directly controls trackside performance element to carry out and obtains corresponding state information from trackside performance element; The management of running train order is responsible for by described operation topology manager, for each trackside controller provides running train order information.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104504986A (en) * | 2014-12-09 | 2015-04-08 | 柳州铁道职业技术学院 | Urban rail transit train positioning simulation system and simulation method employing same |
| CN109318943B (en) * | 2017-07-31 | 2020-12-25 | 比亚迪股份有限公司 | Train control system and train |
| CN109080667B (en) * | 2018-06-06 | 2020-09-01 | 卡斯柯信号有限公司 | Train moving authorization method based on vehicle-vehicle cooperation |
| CN110364032B (en) * | 2019-07-19 | 2021-07-20 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Method and system for aircraft to enter protected area and method and system for managing aircraft |
| CN111469891B (en) * | 2020-04-03 | 2022-09-09 | 雷冰 | Driving route planning processing method and device, computer device and storage medium |
| CN113264086B (en) * | 2021-06-08 | 2022-08-26 | 卡斯柯信号有限公司 | Train interval protection control method and device based on TACS (train operating System) |
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| CN102222005B (en) * | 2011-07-12 | 2013-10-30 | 铜陵玉成软件科技有限责任公司 | Service model-oriented software running platform, running mode and development method |
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