CN109017881A - Train identity management method based on train tracker - Google Patents
Train identity management method based on train tracker Download PDFInfo
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- CN109017881A CN109017881A CN201810585777.7A CN201810585777A CN109017881A CN 109017881 A CN109017881 A CN 109017881A CN 201810585777 A CN201810585777 A CN 201810585777A CN 109017881 A CN109017881 A CN 109017881A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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Abstract
The present invention relates to a kind of train identity management methods based on train tracker, comprising the following steps: step A: working line setting train tracker simultaneously divides train tracker section；Step B: train tracker operation initialization；Step C: train tracker screens initial column vehicle body part；Step D: train VOBC registration train tracker train identity；Step E: train VOBC obtains train tracker train identity；Step F: train VOBC nullifies train tracker train identity.Compared with prior art, the present invention has many advantages, such as simplied system structure, promotes operational efficiency, saves project construction cost.
Description
Technical field
The present invention relates to track traffic signal safety control technology fields, are used for truck traffic train more particularly, to one kind
The train identity management method based on train tracker of control system.
Background technique
Traditional CBTC system is made of ground installation, mobile unit, is realized by continuous wireless communication two-way between car-ground
Train based on movable block tracks operation, controlled in entire control system with ground installation based on.Therefore tradition CBTC system
There is also system structure complicated project performance difficulty, ground installation fault incidence is wide, vehicle facility information repeatedly transmit
The problems such as influencing train tracking efficiency.Truck traffic train control system is the distributed AC servo system system using mobile unit as core
It unites, greatly weakens ground installation in system, reduce operations risks brought by centralized control system, simultaneity factor structure
It is more succinct, it is convenient for the project implementation and later period system maintenance.Truck traffic train control system is straight by train and adjacent train
Connect reliable existing train position tracking, how running train identity information is to realize truck traffic Train Control system in management system
The key of system, existing way mainly uses the modes such as center registration, poll to realize at present, would ordinarily be encountered in practical applications
Following problems:
If 1. registration train in have train because failure can not normal communication, other trains can not obtain failure train status and
Location information leads to system guiding secure side processing, and single train fault affects larger；
2. registering train need to be with other all registration train real time communication, system communication resource overhead is larger.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of simplied system structure,
The train identity management method based on train tracker for promoting operational efficiency, saving project construction cost.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of train identity management method based on train tracker, comprising the following steps:
Step A: working line setting train tracker simultaneously divides train tracker section；
Step B: train tracker operation initialization；
Step C: train tracker screens initial column vehicle body part；
Step D: train VOBC registration train tracker train identity；
Step E: train VOBC obtains train tracker train identity；
Step F: train VOBC nullifies train tracker train identity.
Preferably, all track sections of route, train need to be covered by train tracker being arranged in the step A working line
Tracker covering track section is known as train tracker section, is free of switch point in train tracker section.
Preferably, the train tracker section does not force setting " secondary detection device ".
Preferably, the step B: train tracker runs initialization, specifically includes:
When train tracker equipment starts, it is " non-determined that train tracker, which initializes train tracker district train identity,
Train ", " non-determined train " identification presentation train tracker section may include 0 column, 1 column or multiple row train.
Preferably, the step C: train tracker screens initial column vehicle body part, specifically includes:
If train tracker section configures " secondary detection device ", train tracker is being greater than " when non-determined train screens
Between " interior constant testing " secondary detection device " goes out clear state and complete the screening of train tracker section " non-determined train " identity；
Or communication train carries out " registration ", " RUN " and " cancellation " operation, train tracker in train tracker section
Complete the screening of train tracker section " non-determined train " identity.
Preferably, " the non-determined train screening time ", need to consider following two kinds of factors:
A) the train hard brake stop time is triggered under the maximum allowable speed of service of route train；
B) " secondary detection device " maximum occupied state detection delay.
Preferably, the step D: train VOBC registers train tracker train identity, specifically includes:
When train VOBC calculates mobile authorization arrival train tracker section endpoint, train VOBC and train tracker are completed
Train tracker district train identity " registration "；
Or train VOBC, when can not calculate effective mobile authorization, driver driving train driving, train safe bus head reaches
When train tracker section endpoint, train VOBC and train tracker complete train tracker district train identity " registration ".
Preferably, the step E: train VOBC obtains train tracker train identity, comprising:
Train 1VOBC obtains all train identity of train tracker section from train tracker；
Train 1VOBC obtains 2 body of downstream train according to traffic direction and all train identity informations of train tracker section
Part；
Train 1VOBC is communicated with downstream train 2VOBC foundation, obtains 2 location information of downstream train, mobile authorization information,
It calculates new mobile authorization and realizes that train 2 is tracked.
Preferably, the step F: train VOBC nullifies train tracker train identity, comprising:
Train sails out of " train tracker section ", when train accident-free vehicle tail distance train tracker segment ends are greater than " column
Vehicle nullifies distance " when, train VOBC sends train identity " cancellation " application；
After train tracker receives train VOBC transmission train identity " cancellation " application, nullifies application train and chased after to train
All train identity informations of track device segment ends.
Preferably, " the train cancellation distance " need to consider following factors:
A) route train maximum returns and slips distance.
Compared with prior art, the invention has the following advantages that
1, it is realized using train tracker and train Identity Management is registered to route, treatment mechanism level of abstraction is high, train body
Part relevant operation is triggered by train according to actual motion, guarantees train identity and practical fortune in train tracker section
Ranks vehicle is consistent, and system structure is succinctly easy to system realization, and equipment dependability is high.
2, train need to only be interacted with train tracker obtain downstream column vehicle body part, without using poll, broadcast etc. other
Communication modes obtain other train identity informations, reduce grid expense, and the system expandability is high.
3, it is smaller to system influence on system operation to lose communication failure train, avoids global or regional effect, system equipment event
After barrier, system recovery normal operation mode process is simple, easily operated, and system maintainability is high.
Detailed description of the invention
Fig. 1 is train tracker section schematic diagram；
Fig. 2 is that train tracker initializes schematic diagram；
Fig. 3 is train tracker section " non-determined train " identity screening operation schematic diagram；
Fig. 4 is train tracker " registration " operation chart；
Fig. 5 is that train VOBC obtains train tracker train identity schematic diagram；
Fig. 6 is train tracker " cancellation " operation chart；
Fig. 7 is the truck traffic train control system train Identity Management flow diagram based on train tracker.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is a part of the embodiments of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, those of ordinary skill in the art's every other reality obtained without making creative work
Example is applied, all should belong to the scope of protection of the invention.
The present invention is based on the truck traffic train control system train identity management techniques of train tracker, guard system packets
Include truck traffic train control system train tracker, current running train (train 1), current train traffic direction downstream train
(train 2), Vehicle Controller VOBC, the train tracker and Vehicle Controller VOBC carry out information exchange, vehicle-mounted control
Device VOBC is interacted with Vehicle Controller VOBC, and the guard system further includes train tracker section, train tracker
Section is set to line track section.
The present invention is a kind of truck traffic train control system train identity management method based on train tracker, is passed through
Truck traffic train control system train Identity Management is abstracted as the processing of train tracker, shields different line conditions/no
With difference between train treatment mechanism, the mechanism and process of truck traffic train control system train Identity Management are simplified, is pacified
It is complete to realize truck traffic train control system train identity management function.
The method specifically includes the following steps:
As shown in Figure 1, step F1001: working line setting train tracker simultaneously divides train tracker section；Train chases after
Track device covers all track sections of route, and train tracker covering track section is known as train tracker section, train tracker
Switch point is free of in section, train tracker section can be divided into one or more sub- train tracker sections, train tracking
Setting " secondary detection device " is not strictly required for device section.
As shown in Fig. 2, step F1002: the operation initialization of train tracker；When train tracker starts, train is chased after
All train tracker district train identity guiding secure side processing, initialization train tracker administer model in track device compass of competency
Enclosing interior all train tracker district train identity is " non-determined train " identity (U), and " non-determined train " identity (U) indicates column
Vehicle tracker section may can not be tracked comprising 0 column, 1 column or multiple row train, the communication train of normal operation by the train
Device section.
Step F1003: train tracker screens initial column vehicle body part；Truck traffic train control system can use a variety of
Mode realizes that train tracker initial column vehicle body part is screened, if train tracker section is arranged in train tracker compass of competency
" secondary detection device ", train tracker can occupy/go out clear state according to detection " secondary detection device " and complete train tracking
The screening of device section initial column vehicle body part.If train tracker is being greater than " non-determined train screening time " (T_Sweep_
Filter) interior constant testing train tracker section corresponding " secondary detection device " is in clear state, and train tracker is completed
The screening of train tracker section " non-determined train " identity.Wherein " non-determined train screening time " (T_Sweep_Filter) is full
Foot states relationship:
T_Sweep_FiLTER=T_EB_Max_Speed+T_Max_STDE_OCC_Delay
Wherein T_EB_Max_Speed indicates to trigger train hard brake stop under the maximum allowable speed of service of route train
Time；T_Max_STDE_OCC_Delay indicates " secondary detection device " maximum occupied state detection delay.
As shown in figure 3, pilot steering communication train does not screen train tracker section by " non-determined train " identity, it is complete
It is screened at train tracker section " non-determined train " identity, pilot steering communication train safe bus head enters train tracker area
Duan Shi, pilot steering communication train VOBC send " registration " request to train tracker section and complete " to register " operation, manually
Communication train is driven by train tracker section, when the safe tailstock of train sails out of train tracker section, pilot steering is logical
Letter train VOBC sends " cancellation " request to train tracker section and completes " to nullify " operation, and train tracker completes column at this time
The screening of vehicle tracker section " non-determined train " identity.
Step F1004: train VOBC registration train tracker train identity；It is arrived as shown in figure 4, train calculates mobile authorization
When up to train tracker section endpoint, train VOBC sends current train tracker district train identity " note to train tracker
Volume " request, train tracker complete current train tracker district train identity " registration " operation.
As shown in figure 3, when train can not calculate effective mobile authorization, driver driving train driving, when train safe bus head
When reaching train tracker section endpoint, train VOBC sends current train tracker district train identity to train tracker
" registration " request, train tracker complete current train tracker district train identity " registration " operation.
As shown in figure 5, step F1005: train VOBC obtains train tracker train identity；Train 1VOBC is chased after from train
Track device obtains all train identity of train tracker section, and train 1VOBC is according to 1 traffic direction of train and train tracker section
All train identity informations obtain 2 identity of downstream train, and train 1VOBC is communicated with downstream train 2VOBC foundation, obtain downstream column
2 location information of vehicle, mobile authorization information, train VOBC calculate new mobile authorization and realize and the tracking of train 2.
Step F1006: train VOBC nullifies train tracker train identity；As shown in fig. 6, train sails out of " train tracking
When device section ", when train accident-free vehicle tail distance train tracker segment ends are greater than " train cancellation distance " (D_
When Unregister_Dist), train VOBC sends train tracker district train identity " cancellation " request to train tracker,
Train tracker completes current train tracker district train identity " cancellation " operation, as nullified application in train tracker section
Train to given end there is also other train identity informations, " nullify " together by these train identity informations.Wherein D_
Unregister_Dist is more than or equal to route train maximum time and slips distance.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection scope subject to.
Claims (10)
1. a kind of train identity management method based on train tracker, which comprises the following steps:
Step A: working line setting train tracker simultaneously divides train tracker section；
Step B: train tracker operation initialization；
Step C: train tracker screens initial column vehicle body part；
Step D: train VOBC registration train tracker train identity；
Step E: train VOBC obtains train tracker train identity；
Step F: train VOBC nullifies train tracker train identity.
2. a kind of train identity management method based on train tracker according to claim 1, which is characterized in that described
Step A working line in setting train tracker need to cover all track sections of route, train tracker covers track section
Referred to as train tracker section, train tracker section is interior to be free of switch point.
3. a kind of train identity management method based on train tracker according to claim 2, which is characterized in that described
Train tracker section do not force setting " secondary detection device ".
4. a kind of train identity management method based on train tracker according to claim 1, which is characterized in that described
Step B: train tracker run initialization, specifically include:
When train tracker equipment starts, it is " non-determined column that train tracker, which initializes train tracker district train identity,
Vehicle ", " non-determined train " identification presentation train tracker section may include 0 column, 1 column or multiple row train.
5. a kind of train identity management method based on train tracker according to claim 1, which is characterized in that described
Step C: train tracker screen initial column vehicle body part, specifically include:
If train tracker section configures " secondary detection device ", train tracker is being greater than in " non-determined train screening time "
Constant testing " secondary detection device " goes out clear state and completes the screening of train tracker section " non-determined train " identity；
Or communication train carries out " registration ", " RUN " and " cancellation " operation, train tracker in train tracker section and completes
The screening of train tracker section " non-determined train " identity.
6. a kind of train identity management method based on train tracker according to claim 5, which is characterized in that described
" non-determined train screening time ", need to consider following two kinds of factors:
A) the train hard brake stop time is triggered under the maximum allowable speed of service of route train；
B) " secondary detection device " maximum occupied state detection delay.
7. a kind of train identity management method based on train tracker according to claim 1, which is characterized in that described
Step D: train VOBC register train tracker train identity, specifically include:
When train VOBC calculates mobile authorization arrival train tracker section endpoint, train VOBC and train tracker complete train
Tracker district train identity " registration "；
Or train VOBC, when can not calculate effective mobile authorization, driver driving train driving, train safe bus head reaches train
When tracker section endpoint, train VOBC and train tracker complete train tracker district train identity " registration ".
8. a kind of train identity management method based on train tracker according to claim 1, which is characterized in that described
Step E: train VOBC obtain train tracker train identity, comprising:
Train 1VOBC obtains all train identity of train tracker section from train tracker；
Train 1VOBC obtains 2 identity of downstream train according to traffic direction and all train identity informations of train tracker section；
Train 1VOBC is communicated with downstream train 2VOBC foundation, obtains 2 location information of downstream train, mobile authorization information, is calculated
New mobile authorization simultaneously realizes that train 2 is tracked.
9. a kind of train identity management method based on train tracker according to claim 1, which is characterized in that described
Step F: train VOBC nullify train tracker train identity, comprising:
Train sails out of " train tracker section ", when train accident-free vehicle tail distance train tracker segment ends are greater than " train note
Sell distance " when, train VOBC sends train identity " cancellation " application；
After train tracker receives train VOBC transmission train identity " cancellation " application, application train is nullified to train tracker
All train identity informations of segment ends.
10. a kind of train identity management method based on train tracker according to claim 9, which is characterized in that institute
" the train cancellation distance " stated need to consider following factors:
A) route train maximum returns and slips distance.
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| CN201810585777.7A CN109017881B (en) | 2018-06-08 | 2018-06-08 | Train identity management method based on train tracker |
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| CN106553665A (en) * | 2016-11-29 | 2017-04-05 | 湖南中车时代通信信号有限公司 | Zone controller compatibility handles/method of not handling route |
| CN106985880A (en) * | 2017-02-28 | 2017-07-28 | 北京交通大学 | A kind of truck traffic management method of Train Detection and Identification |
| CN107901952A (en) * | 2017-09-26 | 2018-04-13 | 浙江浙大列车智能化工程技术研究中心有限公司 | A kind of train filtering algorithm of delay-tolerant |
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2018
- 2018-06-08 CN CN201810585777.7A patent/CN109017881B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100023190A1 (en) * | 2006-03-20 | 2010-01-28 | General Electric Company | Trip optimizer method, system and computer software code for operating a railroad train to minimize wheel and track wear |
| CN106553665A (en) * | 2016-11-29 | 2017-04-05 | 湖南中车时代通信信号有限公司 | Zone controller compatibility handles/method of not handling route |
| CN106515797A (en) * | 2016-12-20 | 2017-03-22 | 交控科技股份有限公司 | Train tracing running method implemented without secondary railway testing equipment and communication based train control (CBTC) system |
| CN106985880A (en) * | 2017-02-28 | 2017-07-28 | 北京交通大学 | A kind of truck traffic management method of Train Detection and Identification |
| CN107901952A (en) * | 2017-09-26 | 2018-04-13 | 浙江浙大列车智能化工程技术研究中心有限公司 | A kind of train filtering algorithm of delay-tolerant |
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