CN110466566A - A kind of method and system based on the free time in front of train tracking relationship screening headstock - Google Patents
A kind of method and system based on the free time in front of train tracking relationship screening headstock Download PDFInfo
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- CN110466566A CN110466566A CN201910675404.3A CN201910675404A CN110466566A CN 110466566 A CN110466566 A CN 110466566A CN 201910675404 A CN201910675404 A CN 201910675404A CN 110466566 A CN110466566 A CN 110466566A
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000012216 screening Methods 0.000 title claims abstract description 24
- 230000015556 catabolic process Effects 0.000 claims abstract description 63
- 238000006731 degradation reaction Methods 0.000 claims abstract description 63
- 238000001514 detection method Methods 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 8
- 238000012790 confirmation Methods 0.000 description 6
- 230000014509 gene expression Effects 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 241000736199 Paeonia Species 0.000 description 3
- 235000006484 Paeonia officinalis Nutrition 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- PLAIAIKZKCZEQF-UHFFFAOYSA-N methyl 6-chloro-2-oxo-3h-1,2$l^{4},3-benzodithiazole-4-carboxylate Chemical compound COC(=O)C1=CC(Cl)=CC2=C1NS(=O)S2 PLAIAIKZKCZEQF-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/16—Devices for counting axles; Devices for counting vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
-
- 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
- B61L27/40—Handling position reports or trackside vehicle data
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
It is the invention belongs to field of track traffic, in particular to a kind of based on method and system idle in front of train tracking relationship screening headstock.The described method includes: creating the train for passing in and out interval range at a tracking queue based on train sequence, and determines the train number amount variation in the interval range and successively track linking relationship；Changed according to the train number amount in the interval range and successively track linking relationship, updates the tracking linking relationship of train head in the interval range, the tailstock；Idle condition in front of train head is identified by the tracking linking relationship of update.Method and system of the invention is quickly to filter out idle condition in front of train head based on train tracking linking relationship, can quickly revert to normal train for degradation train and provide convenience.
Description
Technical field
It is the invention belongs to field of track traffic, in particular to a kind of based on the free time in front of train tracking relationship screening headstock
Method and system.
Background technique
In train control system field, train needs to confirm at runtime front idle condition, is particularly in degraded running
Train when train-ground communication normally prepares to restore to upgrade to normal driving afterwards, ground control equipment need to take safety measures confirmation
It is idle in front of the train head, without train is hidden, normal wire-less vehicle-running grant commands could be provided to train.
Currently, in iron CTCS-3 grades of column control formula of state, the safety measure taken is by close to track circuit side
Orbit information is read in the specific cell domain on boundary permits or screened by driver's manual confirmation mode that whether there is or not hiding column in front of headstock
Vehicle, specifically as shown in Figure 1, in China CTCS-3 grades of train control system, using the side of TAF (Track Ahead Free) confirmation
Method, the key step of this method are as follows:
A) a TAF window and lead range are configured in each block section end；
B) when mobile unit is under visual drive mode and position is reported as having entered preconfigured lead range
When interior, terrestrial wireless, which occludes center (RBC), to send " TAF solicited message " to mobile unit；
C) after mobile unit receives " TAF solicited message " and train front end has entered TAF window, mobile unit is again
According to track circuit information (expressions such as L3, L2 as shown can move forwards, and HU indicates to stop) is currently received, from trend
RBC sends " TAF confirmation message "；
D) after RBC receives " TAF confirmation message ", so that it may think to hide vehicle from headstock to nothing between block section end, to
The vehicle sends the driving grant commands operated normally.
In urban rail CBTC column control formula, the safety measure taken is to check the report of current train position and meter shaft boundary
Distance is less than vehicle commander to confirm in front of headstock without hiding train between position；Specifically as shown in Fig. 2, in China's CBTC train control system
In, using the method for " head sieve ", the key step of this method are as follows:
A) location information on each meter shaft boundary or minimum train length's window away from meter shaft boundary are configured；
B) when mobile unit is in the position on meter shaft boundary where under visual drive mode and position is reported as having been approached train
When setting, whether the distance difference for comparing headstock position and meter shaft boundary position is less than the route by ground region control centre (ZC)
On minimum train length；
If c) being less than, then it represents that there is no hiding trains on this meter shaft section, can send the row operated normally to the vehicle
Vehicle grant commands.
Although both the above measure, different on implementation, with all there is need to obtain in effect
The accurate location of meter shaft boundary or track circuit boundary, and can only complete whether have hiding column in front of screening headstock in a small range
Vehicle, when implementation, also need to configure large number of equipment, while limiting the quick upgrading restoring of train.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of method based on the free time in front of train tracking relationship screening headstock,
The described method includes:
The train for passing in and out interval range is created into a tracking queue based on train sequence, and determines the section model
Train number amount in enclosing changes and successively tracks linking relationship；
Changed according to the train number amount in the interval range and successively track linking relationship, updated in the interval range
Train head, the tailstock tracking linking relationship；
Idle condition in front of train head is identified by the tracking linking relationship of update.
Further, the method also includes the occupancy shapes using detection device detection train in the interval range
Condition.
Further, described to include: using occupancy of the detection device detection train in the interval range
It is detected using the meter shaft that the interval range both ends are arranged in whether all idle without vehicle in full interval range；
Degradation train, which is detected the presence of, using the track circuit that the interval range both ends are arranged in passes in and out the interval range.
Further, described to create the train for passing in and out interval range at a tracking queue based on train sequence, and
It determines the train number amount variation in the interval range and successively tracks linking relationship and include:
Determine train quantity and the position in interval range described in initial time；
To the train definition number entered in the interval range, wherein the number table shows that train tracking link is closed
System；
The train position in the interval range, forming position report are entered using train control system real-time report；
The variation of the train number amount in the interval range and tracking are determined according to the number and position report
Linking relationship.
Further, the number includes:
Train ID, special ID and 0；Wherein, train ID indicates that known license number, special ID indicate the degradation column of unknown license number
Vehicle, 0 indicates no vehicle.
Further, the train number amount determined in the interval range, which changes, includes:
When there is position report display train initial position to be in the interval range, the section will be entered back into
Train quantity in range adds one；
When there is position report display train initial position to be in range in station but connect with what the interval range was connect
Vehicle route there are still when, the train quantity that is driven out to for accordingly picking up interval range is subtracted one.
Further, the train number amount variation determined in the interval range further include:
For the train for occupying station track and being reported without position, after interlocking open outgoing route, if meeting following either case,
The train quantity for entering the interval range is then added one:
When the route end section locking, departure section is sequentially occupied；
After magnet signal cross-pressure closes and exceeds setup time, departure section is become occupying from the free time；
For occupying close to section and the train without position report, after interlocking open receiving route, if meeting following any
The train quantity for accordingly picking up interval range is then subtracted one by situation:
Route head section normal release；
After receiving signal machine cross-pressure closes and exceeds setup time, route end is become occupying from the free time.
Further, described update train head in the interval range, the tracking linking relationship of the tailstock includes:
It is linked into the train of train control system for the first time, the train head should be updated, the tracking linking relationship of the tailstock is to have not
Know vehicle；
When the train quantity for passing in and out interval range changes, it should update and all still be chased after in the train of the interval range
Track linking relationship；
When there is unknown degradation train to track known train, linking relationship should be tracked in the tail portion of the known train and update
To there is unknown vehicle；
When there is known train to track unknown degradation train, the head-tracking linking relationship of the known train should be updated
To there is unknown vehicle；
When there is position report display train to be not in interval range and stop, the train head, the tailstock should be removed
Track linking relationship.
Further, the method also includes nullifying train related information, the cancellation train related information includes ought be more
When the new tracking linking relationship shows degradation train head, the tailstock without known vehicle, using manually nullifying or be automatically logged out
Mode nullify the location information and number information of degradation train.
The present invention also provides a kind of based on system idle in front of train tracking relationship screening headstock, the system packet
It includes:
Creation system, the train that the creation system is used to pass in and out interval range are created into one based on train sequence
Queue is tracked, and determines the train number amount variation in the interval range and successively tracks linking relationship；
More new system, the more new system connect the creation system, and the more new system is used for according to the section model
Train number amount in enclosing changes and successively tracks linking relationship, updates the tracking chain of train head in the interval range, the tailstock
Connect relationship；
Identifying system, the identifying system connect the more new system, and the identifying system is used for described by what is updated
Track idle condition in front of linking relationship identification train head.
Further, the system also includes meter shaft, track circuit and cancellation systems, wherein
The both ends of the interval range are arranged in the meter shaft, and whether the meter shaft is all empty in full interval range for detecting
Spare time is without vehicle；
The both ends of the interval range are arranged in the track circuit, and the track circuit is for detecting the presence of degradation train
Pass in and out the interval range；
Cancellation system, the cancellation system are used to show degradation train head, vehicle when the tracking linking relationship updated
Tail without known vehicle when, nullify the relevant information of the degradation train.
Further, the creation system includes:
Numbering system, the numbering system are used for the train definition number entered in the interval range, the volume
Number expression train tracks linking relationship；
Number system, the number system is for recording the train quantity entered in the interval range；
Train control system, the train control system is for real-time report train in the position of the interval range, forming position report
It accuses.
Further, the cancellation system is by the way of manually nullifying or being automatically logged out, the cancellation system logout drop
The relevant information of grade train includes location information and number information.
Method and system of the invention is quickly to filter out idle shape in front of train head based on train tracking linking relationship
Condition can quickly revert to normal train for degradation train and provide convenience.Other features and advantages of the present invention will be said in subsequent
It is illustrated in bright book, also, partly as will become apparent from the description, or understand through the implementation of the invention.The present invention
Purpose and other advantages can be achieved and obtained by structure pointed in the specification, claims and drawings.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 shows the schematic diagram that TAF according to prior art confirms situation in front of train head；
Fig. 2 shows the schematic diagrames that head according to prior art sieves situation in front of confirmation train head；
Fig. 3 shows flow diagram according to the method for the embodiment of the present invention；
Fig. 4 shows detection device configuration schematic diagram according to an embodiment of the present invention；
Fig. 5 shows the report of train for the first time according to an embodiment of the present invention and determines train quantity increase and decrease situation schematic diagram；
Fig. 6 shows the schematic diagram according to an embodiment of the present invention that increase situation without position train quantity for occupying station track；
Fig. 7 shows the schematic diagram that situation is reduced without position train quantity according to an embodiment of the present invention for occupying station track；
The signal that Fig. 8 shows train quantity in interval range according to an embodiment of the present invention, tracking linking relationship updates
Figure；
Fig. 9 shows attachment structure schematic diagram according to the system in the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention clearly and completely illustrated, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The present invention provides a kind of method based on the free time in front of train tracking relationship screening headstock, illustratively, such as Fig. 3 institute
Show, the described method comprises the following steps:
Step 1: the train for passing in and out interval range is created into a tracking queue based on train sequence, and determines institute
It states the train number amount variation in interval range and successively tracks linking relationship；
Specifically, the interval range be application range of the invention is limited to it is only single directly to route, the present invention
It cannot be used for the region of siding；It is only used for identifying that whether there is or not the trains for entering or being driven out to uniline in siding region.
In order to record to the train conditions in disengaging interval range, the method also includes being detected using detection device
Occupancy of the train in the interval range.Specifically, described detect train in the interval range using detection device
Interior occupancy include: using the meter shaft that the interval range both ends are set detect in full interval range whether all idle nothing
Vehicle；Degradation train, which is detected the presence of, using the track circuit that the interval range both ends are arranged in passes in and out the interval range.
Illustratively, it is illustrated in fig. 4 shown below, limits the section between first station and second station as an interval range；(first between two stations
Stand between second station) one section of section meter shaft of setting for check full interval range whether all the free time without vehicle, then in interval range two
End respectively sets track section circuit, for detecting the presence of degradation train disengaging interval range；It is still that each section is arranged one section in standing
Track circuit, for train occupation situation in inspection station.No setting is required in interval range, and other train occupations check equipment, save
Project cost and maintenance cost.
It is described to create the train for passing in and out interval range at a tracking queue based on train sequence, and determine the area
Between train number amount variation in range and successively tracking linking relationship specifically includes:
Firstly, determining the train quantity in interval range described in initial time and position；Illustratively, pass through meter shaft and rail
Road circuit detects that presently described interval range is idle state, so that it is determined that without train in the interval range.When initial
Quarter is detected by meter shaft when having train in the interval range, at this time without initial value, can not just execute subsequent logic.
Secondly, the number indicates that train tracking link is closed to the train definition number entered in the interval range
System；Illustratively, the number has: 0, train ID and special ID；Wherein 0 no vehicle is indicated, known to train ID (such as XXXXX) expression
License number, special ID (such as 0xFFFFFFFF) indicate the degradation train of unknown license number；The ID of train will not change from beginning to end, work as inspection
When measuring train and entering in interval range just for degradation train, train ID is not known on ground, whether does not also know front and back yet
Same degradation train, just considers to secure side, thus it is speculated that the degradation train that may also hide before and after the train；Thus degrade column
It is special ID that relationship initial number is tracked after Chinese herbaceous peony.
Degradation train described in the present embodiment refers to by driver's pilot steering, the case where by manually visualizing forward box,
The autonomous safe distance that determines train and can move ahead；Degradation train is in the presence of including but is not limited to following situations, when normal fortune
Capable train will switch to degradation train when vehicle-ground wireless communication, which is interrupted, to be disconnected with train control system；Work as mobile unit
When the special car on-line running of initial power-on starting or unequipped column control vehicle-mounted, it is also defaulted as degradation train.
Then, the train position in the interval range, forming position report are entered using train control system real-time report；
Finally, according to it is described number and the position report determine in the interval range train number amount variation and
Track linking relationship.
It is specific:, will when the position report display train initial position of train control system detection has been in interval range
The train quantity for entering back into the interval range adds one；If the position report of train control system detection illustrates that train initial position is in vehicle
In standing range and the receiving route being connect with interval range there are still when, the train quantity that is driven out to for accordingly picking up interval range is subtracted
One.Illustratively, be illustrated in fig. 5 shown below: with (first station → second station) to the right for train travel direction, meter shaft detects that interval range is
Free time can determine that train quantity initial value is 0 in interval range；Report that train has been in area for the first time when showing in the report of position
Between range when, illustrate that train control system detects there is train in interval range, number 1, the train quantity in interval range at this time
It is 1；It is subsequent to there is train to enter in the interval range again, then one is added to the quantity in interval range, illustratively, it is subsequent into
The train number entered is 2, and the train quantity of interval range is 2 at this time；When the train that number is 2 enters the interval range, train
Positional relationship are as follows: No. 1 vehicle is in interval range, and No. 2 vehicles are in the rear portion in interval range and being in No. 1 vehicle；After No. 2 vehicles
Portion is temporarily without other trains.When showing that the train of position report for the first time has been in range in station in the report of position, such as No. 1 train
When entering second station, i.e., the train quantity in interval range is subtracted one, interval range is that interior train quantity is reduced to by 2 at this time
1, only Yu No. 2 vehicles in interval range at this time.
For the train for occupying station track and being reported without position, after interlocking open outgoing route, if meeting following either case,
The train quantity for entering the interval range is then added one:
1) when the route end section locking, departure section is sequentially occupied；
2) after magnet signal cross-pressure closes and exceeds setup time, departure section is become occupying from the free time.Following Fig. 6 institute
Show: in former interval range, train quantity is 1, and when outgoing route end section locking occurs in tours start here, departure section is sequentially occupied
Afterwards, it is 2 that the train quantity in interval range is increased by 1.
For occupying close to section and the train without position report, after interlocking open receiving route, if meeting following any
The train quantity for accordingly picking up interval range is then subtracted one by situation:
1) route head section normal release；
2) after receiving signal machine cross-pressure closes and exceeds setup time, route end is become occupying from the free time.Following Fig. 7 institute
Show: in former interval range, train quantity is 2, receiving route head section normal release occurs when picking up station, the column in interval range
Vehicle quantity is kept to 1 by 2.
In addition, train control system refers to using the train control system based on wireless communication transmissions driving license, such as CTCS-3 grades of column
Control system, urban rail CBTC train control system etc., train can be by wirelessly to train control system real-time report position, and can form position
Set report.
Step 2: changing according to the train number amount in the interval range and successively tracks linking relationship, updates the area
Between train head in range, the tailstock tracking linking relationship；Include:
(1) be linked into the train of train control system for the first time, should be arranged the train head, the tailstock linking relationship be have it is unknown
Vehicle；
It is linked into the train of train control system for the first time because train has just been linked into active system, it is contemplated that may also deposit on route
In the other degradation trains for not being linked into active system, therefore the train head, the tailstock are set first to there is unknown vehicle, then
The idle condition of the train head, the tailstock is further determined that according to tracking linking relationship；It excludes newly to access train with this measure
Advance within the scope of have non-degraded train, be just capable of determining whether can to the train provide safety driving License Info.
(2) when the train quantity for passing in and out interval range changes, it should update and all still be chased after in the train of interval range
Track linking relationship；
Illustratively, when the train quantity in the interval range becomes 5 by 4, then illustrate that linking relationship changes,
The train tracking linking relationship that should be timely updated in the interval range at this time.
It (3), should be by the known train if there is unknown degradation train to track known train (whether no matter the vehicle degrades)
Tail portion tracking linking relationship has been updated to unknown vehicle；
Wherein unknown degradation train is entering interval range to be degradation train before entering interval range
The tail portion tracking linking relationship of known train has been updated to unknown vehicle by train known to interior tracking；Known train therein can be with
It is normal train, can also be the i.e. known degradation train of the degradation train to degrade in interval range.
It (4), should be by the known train if there is known train to track unknown degradation train (whether no matter the vehicle degrades)
Head-tracking linking relationship has been updated to unknown vehicle；
(5) when there is position report train to be in station and stop, the tracking link of the train head, the tailstock should be removed
Relationship makes the tracking linking relationship 0 of the train.
Step 3: idle condition in front of train head is identified by the tracking linking relationship of update；
Specifically, idle condition includes that front is idle and front is not idle, front free list in front of the train head
Show front without vehicle, there is the train of normal train or degradation in the not idle expression front in front.
The method also includes showing degradation train head, the tailstock without known vehicle when the tracking linking relationship updated
When, nullify the relevant information of the degradation train.
Specifically, occupying resource to avoid degradation train information from being deposited in train control system always, it is desirable to be able to nullify
Train related information.The relevant information wherein nullified includes location information and number information.The present invention claims only work as train
Headstock, tailstock linking relationship without known vehicle when, occur wireless communication time-out after can just be automatically logged out the train.Otherwise, it needs
The train of labor management de-register communication time-out.When normal train is driven out in the interval range, can directly it nullify.
The present invention also provides a kind of based on system idle in front of train tracking relationship screening headstock, illustratively, such as Fig. 9
It is shown, the system comprises:
Creation system, the train that the creation system is used to pass in and out interval range are created into one based on train sequence
Queue is tracked, and determines the train number amount variation in the interval range and successively tracks linking relationship；Specifically, the creation
System includes: numbering system, and the numbering system is used for the train definition number entered in the interval range, the volume
Number expression train tracks linking relationship；Number system, the number system are used for the train entered in the interval range
Quantity is recorded；Train control system, the train control system, in the position of the interval range, form position for real-time report train
Set report.
More new system, the more new system are connect with creation system, and the more new system is used for according to the interval range
Interior train number amount changes and successively tracks linking relationship, updates the tracking link of train head in the interval range, the tailstock
Relationship.
Identifying system, the identifying system are connect with more new system, and the identifying system is used to chase after by the described of update
Track linking relationship identifies idle condition in front of train head.
In order to determine the train conditions for passing in and out the interval range, the system also includes meter shaft, track circuit and cancellations
System, wherein the meter shaft is connect with the track circuit with creation system, more new system；
The both ends of the interval range are arranged in the meter shaft, and whether the meter shaft is all empty in full interval range for detecting
Spare time is without vehicle；
The both ends of the interval range are arranged in the track circuit, and the track circuit is for detecting the presence of degradation train
Pass in and out the interval range；
Cancellation system, the cancellation system are connect with identifying system, and the cancellation system is used for when the tracking updated
When linking relationship shows degradation train head, the tailstock without known vehicle, the relevant information of the degradation train, the cancellation are nullified
System is also used to when the normal train is driven out to the interval range, nullifies relevant information；Specifically, the cancellation system is adopted
The mode manually nullified or be automatically logged out nullifies the location information and number information of degradation train.
In system provided by the invention, pass through the train number of the initial time within the scope of meter shaft and track circuit detection interval
Amount and position illustratively detect that presently described interval range is idle state by meter shaft and track circuit, so that it is determined that
Without train in the interval range；When initial time meter shaft, which detects, has train in the interval range, then it can pass through column control system
System determines the initial position of normal train.
Then by creation one tracking queue based on train sequence of system creation, and determine in the interval range
Train number amount changes and successively tracks linking relationship；Specifically, the creation system includes numbering system, number system and column
Control system；By the numbering system to the train definition number entered in the interval range, wherein the number table shows
Train tracks linking relationship；The train quantity entered in the interval range is recorded by the number system；It is logical
The train control system is crossed to real-time report train in the position of the interval range, forming position report.In interval range
When train quantity and tracking linking relationship change, the train updated in interval range tracks linking relationship；Specifically include packet
It includes: being linked into the train of train control system for the first time, the train head should be updated, the tracking linking relationship of the tailstock is to have unknown vehicle；
When the train quantity for passing in and out interval range changes, it should update and all still be chased after in the train of the interval range
Track linking relationship；
When there is unknown degradation train to track known train, linking relationship should be tracked in the tail portion of the known train and update
To there is unknown vehicle；
When there is known train to track unknown degradation train, the head-tracking linking relationship of the known train should be updated
To there is unknown vehicle；
When there is position report display train to be not in interval range and stop, the train head, the tailstock should be removed
Track linking relationship.
Idle condition in front of headstock is identified according to the tracking linking relationship of update finally by identifying system；When tracking links
When relationship shows degradation train head, the tailstock without known vehicle, by the location information for nullifying degradation train described in system logout
And number information.
The present invention passes through the linking relationship tracked after each column Chinese herbaceous peony and makes record, thus when certain train is in access column control again
When system, linking relationship exclusion can be tracked by front and back, and whether there is or not hiding trains.Illustratively, as shown in Figure 8: it is assumed that as shown in the figure
Route be an interval range, on the route of the interval range successively tracking run 4 trains, travel from right to left；
Every train all have recorded oneself forward-backward correlation following train number, if number be the no following train of 0 expression, later sequentially into
Entering the train number consecutively in interval range is 1,2,3,4.Assuming that No. 3 vehicles are downgraded to degradation train in interval range, other
It is known train, when No. 3 vehicles access train control system after degrading again in figure, because degradation train is just linked into train control system
It is interior, it is contemplated that the other degradation trains for not being linked into train control system to be likely present on route, therefore train control system needs are adopted
Safety measure is taken to exclude newly to access the degradation train that do not hide within the scope of the advance of train, peace can be provided to the train
Full driving License Info；At this time since No. 3 car weights are newly linked into train control system, headstock, the tailstock of No. 3 vehicles of Ying Gengxin track chain
Connecing relationship is to have unknown vehicle, and the tracking linking relationship record of the interval range is entered in conjunction with train, it may be determined that No. 3 vehicle headstocks,
The tracking linking relationship of the tailstock, can confirm No. 3 Chinese herbaceous peonies have No. 2 vehicles, after have No. 4 vehicles, front and back is without unknown hiding vehicle, i.e.,
Can driving grant commands directly be sent to No. 3 vehicles.
Assuming that there is 1,2,3,4 four trains in interval range, No. 3 vehicles are unknown degradation train, other are known
Train；Before upgrading is at normal train, when No. 4 vehicles are run in interval range, as there is known train to track unknown
The head linking relationship of No. 4 vehicles should be updated to unknown vehicle by degradation train at this time, i.e., the head of No. 4 vehicles, which exists, hides column
Vehicle, and it is labeled as special number 0xFFFFFFFF.If No. 3 vehicles are known degradation train, i.e. No. 3 vehicles degrade in interval range
As occurs the variation of train number amount in interval range, at this time at this time when No. 4 vehicles are run in interval range for degradation train
The head linking relationship of No. 4 vehicles should be updated to known degradation train.
Assuming that there was only 1,2,3 three trains in section, No. 3 vehicles are degradation train, other are known train；No. 3 vehicles enter
When in interval range, there are unknown degradation trains to track known train, then should update the tail portion linking relationship of known train
To there is unknown vehicle.
Assuming that there is 1,2,3,4 four vehicle in interval range, No. 1 vehicle outputs this interval range, and parking interior into station, at this time
The headstock of No. 1 vehicle, the tracking linking relationship of the tailstock should be removed, is allowed to be 0；The train quantity in the interval range is by 4 at this time
It is updated to 3；The train updated in interval range at this time tracks linking relationship；It can obtain, the front of former No. 2 vehicles is without train；Other
Position and linking relationship do not change temporarily.
Method proposed by the invention does not need association trackside and occupies the boundary bit for checking equipment (such as meter shaft, track circuit)
It sets, to reduce the dependence configured to trackside equipment, accordingly reduces the measurement to trackside equipment boundary position, configuration, inspection
Equal too many levels workload is tested, engineering is improved and integrates efficiency；On the other hand, this method can also be used for existing line improvement, not limit
It is idle in front of a small range screening, as long as degradation train is linked into train control system again, so that it may be done directly screening and restore
Train operation efficiency is improved to compress degradation train low speed running length and time-consuming for normal running train.
In addition train ID of the invention and special ID is all made of simple numerical example explanation in order to facilitate description；This hair
In bright attached drawing 9 and connection described in system does not represent direct connection relationship, but refers to the connection of data；In addition originally
Train control system described in text is primary train control system.
Although the present invention is described in detail referring to the foregoing embodiments, those skilled in the art should manage
Solution: it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (13)
1. a kind of based on method idle in front of train tracking relationship screening headstock, which is characterized in that the described method includes:
The train for passing in and out interval range is created into a tracking queue based on train sequence, and is determined in the interval range
The variation of train number amount and successively track linking relationship；
Changed according to the train number amount in the interval range and successively track linking relationship, updates train in the interval range
The tracking linking relationship of headstock, the tailstock；
Idle condition in front of train head is identified by the tracking linking relationship of update.
2. according to claim 1 based on method idle in front of train tracking relationship screening headstock, which is characterized in that institute
The method of stating further includes the occupancy using detection device detection train in the interval range.
3. according to claim 2 based on method idle in front of train tracking relationship screening headstock, which is characterized in that institute
It states and includes: using occupancy of the detection device detection train in the interval range
It is detected using the meter shaft that the interval range both ends are arranged in whether all idle without vehicle in full interval range；
Degradation train, which is detected the presence of, using the track circuit that the interval range both ends are arranged in passes in and out the interval range.
4. according to claim 1 based on method idle in front of train tracking relationship screening headstock, which is characterized in that institute
The train creation by interval range is passed in and out is stated into a tracking queue based on train sequence, and is determined in the interval range
The variation of train number amount and successive tracking linking relationship include:
Determine train quantity and the position in interval range described in initial time；
To the train definition number entered in the interval range, wherein the number table shows that train tracks linking relationship；
The train position in the interval range, forming position report are entered using train control system real-time report；
The variation of the train number amount in the interval range and tracking link are determined according to the number and position report
Relationship.
5. according to claim 4 based on method idle in front of train tracking relationship screening headstock, which is characterized in that institute
Stating number includes:
Train ID, special ID and 0；Wherein, train ID indicates that known license number, special ID indicate the degradation train of unknown license number, 0 table
Show no vehicle.
6. according to claim 4 based on method idle in front of train tracking relationship screening headstock, which is characterized in that institute
Stating the train number amount variation determined in the interval range includes:
When there is position report display train initial position to be in the interval range, the interval range will be entered back into
Interior train quantity adds one；
When there is position report display train initial position to be in range in station but picking up of being connect with the interval range into
Road there are still when, the train quantity that is driven out to for accordingly picking up interval range is subtracted one.
7. according to claim 6 based on method idle in front of train tracking relationship screening headstock, which is characterized in that institute
State the train number amount variation determined in the interval range further include:
For occupying station track and the train without position report, will if meeting following either case after interlocking open outgoing route
Train quantity into the interval range adds one:
When the route end section locking, departure section is sequentially occupied；
After magnet signal cross-pressure closes and exceeds setup time, departure section is become occupying from the free time；
For occupying close to section and the train without position report, after interlocking open receiving route, if meeting following either case,
Then the train quantity for accordingly picking up interval range is subtracted one:
Route head section normal release；
After receiving signal machine cross-pressure closes and exceeds setup time, route end is become occupying from the free time.
8. the method based on the free time in front of train tracking relationship screening headstock described in -7 any one according to claim 1,
Be characterized in that, it is described update train head in the interval range, the tracking linking relationship of the tailstock includes:
It is linked into the train of train control system for the first time, the train head should be updated, the tracking linking relationship of the tailstock is to have unknown vehicle；
When the train quantity for passing in and out interval range changes, should update all still in the train tracking chain of the interval range
Connect relationship；
When there is unknown degradation train to track known train, linking relationship should be tracked in the tail portion of the known train and be updated to
Unknown vehicle；
When there is known train to track unknown degradation train, the head-tracking linking relationship of the known train should be updated to
Unknown vehicle；
When there is position report display train to be not in interval range and stop, the tracking of the train head, the tailstock should be removed
Linking relationship.
9. the method based on the free time in front of train tracking relationship screening headstock described in -7 any one according to claim 1,
It is characterized in that, the method also includes nullifying train related information, the train related information of nullifying includes described when what is updated
When tracking linking relationship shows degradation train head, the tailstock without known vehicle, infused by the way of manually nullifying or being automatically logged out
Sell the location information and number information of degradation train.
10. a kind of based on system idle in front of train tracking relationship screening headstock, which is characterized in that the system comprises:
Creation system, the train that the creation system is used to pass in and out interval range are created into a tracking based on train sequence
Queue, and determine the train number amount variation in the interval range and successively track linking relationship；
More new system, the more new system connect the creation system, and the more new system is used for according in the interval range
Train number amount variation and successively track linking relationship, update train head in the interval range, the tailstock tracking link close
System；
Identifying system, the identifying system connect the more new system, and the identifying system is used for the tracking by updating
Linking relationship identifies idle condition in front of train head.
11. according to claim 10 based on system idle in front of train tracking relationship screening headstock, which is characterized in that
The system also includes meter shaft, track circuit and nullify system, wherein
The meter shaft is arranged in the both ends of the interval range, the meter shaft for detect in full interval range whether all idle nothing
Vehicle；
The both ends of the interval range are arranged in the track circuit, and the track circuit is for detecting the presence of the disengaging of degradation train
The interval range；
Cancellation system, the cancellation system are used to show that degradation train head, the tailstock are equal when the tracking linking relationship updated
When without known vehicle, the relevant information of the degradation train is nullified.
12. according to claim 1 based on system idle in front of train tracking relationship screening headstock, feature described in 0 or 11
It is, the creation system includes:
Numbering system, the numbering system are used for the train definition number entered in the interval range, the number table
Show that train tracks linking relationship；
Number system, the number system is for recording the train quantity entered in the interval range；
Train control system, the train control system is for real-time report train in the position of the interval range, forming position report.
13. according to claim 11 based on system idle in front of train tracking relationship screening headstock, which is characterized in that
The cancellation system is by the way of manually nullifying or being automatically logged out, the relevant information packet for nullifying system logout degradation train
Include location information and number information.
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| CN201910675404.3A CN110466566B (en) | 2019-07-25 | 2019-07-25 | Method and system for screening front idle state of train head based on train tracking relationship |
| PCT/CN2020/101848 WO2021012989A1 (en) | 2019-07-25 | 2020-07-14 | Method and system for screening locomotive front vacancy based on train tracking relationship |
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| CN201910675404.3A CN110466566B (en) | 2019-07-25 | 2019-07-25 | Method and system for screening front idle state of train head based on train tracking relationship |
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| WO2021012989A1 (en) | 2021-01-28 |
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