CN109613357A - A method of judging track circuit operating status - Google Patents
A method of judging track circuit operating status Download PDFInfo
- Publication number
- CN109613357A CN109613357A CN201811507171.8A CN201811507171A CN109613357A CN 109613357 A CN109613357 A CN 109613357A CN 201811507171 A CN201811507171 A CN 201811507171A CN 109613357 A CN109613357 A CN 109613357A
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- Prior art keywords
- track circuit
- target track
- circuit section
- train
- section
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
Abstract
The present invention provides a kind of methods for judging track circuit operating status, which comprises the target track circuit section status information that area control system is acquired according to interlock device judges the state of target track circuit section；Area control system compares the state of target track circuit section and train position information and/or route release information, obtains comparing result.Method of the invention, which can not only identify, is shown as the idle track circuit shunting badness situation for actually having vehicle to occupy, moreover it is possible to identify that display block occupies the practical track circuit shunting badness situation without train occupation, improve safety.
Description
Technical field
The invention belongs to field of track traffic, in particular to a kind of method for judging track circuit operating status.
Background technique
In City Rail Transit System, there are many some station stock scales, for cost or other reasons consideration is saved, do not have
There is deployment axle counting system, but is laid with track circuit.Track circuit is the route being made of steel rail line and rail insulation, is used for
Automatically, continuously check whether this section of route (or being section) is occupied, the equipment to guarantee traffic safety by rolling stock.Track
Circuit cuts off electric loop by Railway wheelset short circuit two sides rail to reflect that the section has train occupation.
Shunting badness is a problem generally existing in current orbit circuit.Shunting badness will lead to Railway wheelset cannot
Reliable short circuit rail, i.e., cannot accurately and reliably reflecting section, whether there is or not train occupations.Track circuit shunting badness will cause occupancy and close
System's failure, is a great security risk to urban rail transit operation security.When shunting badness occurs in certain section of track circuit
When problem, after train enters this section of track circuit, City Rail Transit System will be unable to the train occupation shape for normally judging section
State, semaphore or console can show the train information of mistake, can generate extremely serious influence to transportation safety.Cause track
The main reason for circuit shunt is bad is Rail Surface corrosion and pollution.The method of traditional solution shunting badness has: to branch
Undesirable track circuit derusting decontamination and the electrical characteristic etc. for improving track circuit.However, being expended to rail rust removal decontamination a large amount of
Manpower and material resources, and Window time (time for entering maintenance for maintenance personal) is limited, otherwise will affect efficiency of operation and jeopardizes
Operating personnel's safety.Improve the method that the electrical characteristic of track circuit solves shunting badness, will increase cost, to existing track
Circuit modification and update can occupy the service time and spend human and material resources.
The scheme for solving the technical problem at present haves the defects that certain, can not judge the fault type of track circuit,
The difficulty for increasing troubleshooting influences the operational efficiency and safety of route.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of methods for judging track circuit operating status, which comprises
Step 1: the target track circuit section status information that area control system is acquired according to interlock device judges mesh
Mark the state of track circuit section；
Step 2: area control system is by the state of target track circuit section and train position information and/or route solution
Lock information compares, and obtains comparing result.
Further, the target track circuit section status information acquired according to interlock device, judges target track circuit
Whether section is occupied.
Further, the train position information is fed back by train or manual feedback obtains, the train position information
Including train occupation target track circuit section and/or the vacant target track circuit section of train.
Further, the route release information is fed back to obtain by interlock device, and the route release information includes institute
Route where stating target track circuit section has completely unlocked and/or the target track circuit section place non-global solution of route
Lock.
Further, when the state of the target track circuit section is occupied, area control system is by target track
The state of road circuit section is compared with train position information, obtains comparing result.
Further, when the train position information is train occupation target track circuit section, comparing result is mesh
It is normal to mark track circuit section, and target track circuit section is by train occupation.
Further, when the train position information is the vacant target track circuit section of train, comparing result is
Target track circuit section failure, and target track circuit section is not by train occupation.
Further, when the state of the target track circuit section is unoccupied, area control system is by target
The state of track circuit section is compared with route release information and is obtained a result.
Further, it is right when the route where the route release information is target track circuit section completely unlocks
Than the result is that target track circuit section is normal, and target track circuit section is not by train occupation.
Further, it is right when the route where the route release information is target track circuit section does not unlock completely
Than the result is that target track circuit section failure, and target track circuit section is by train occupation.
Further, when the comparing result is target track circuit section failure, area control system issues alarm
Information.
Method of the invention, which can not only identify, is shown as the idle track circuit shunting badness situation for actually having vehicle to occupy,
It can also identify that display block occupies the practical track circuit shunting badness situation without train occupation, improve safety.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Pointed structure is achieved and obtained in claim and attached drawing.
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 flow chart of the method for judgement track circuit shunting badness according to an embodiment of the present invention；
Fig. 2 shows the flow diagrams of the fault verification of track circuit shunting badness according to an 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.
As shown in Figure 1, the present invention provides a kind of methods for judging track circuit operating status, which comprises
Step 1: the target track circuit section status information that area control system is acquired according to interlock device judges mesh
Mark the state of track circuit section.Specifically, judging mesh according to the target track circuit section status information that interlock device acquires
Whether occupied mark track circuit section.
Step 2: area control system is by the state of target track circuit section and train position information and/or route solution
Lock information compares, and obtains comparing result.Specifically, the train position information is fed back by train or manual feedback obtains
It arrives, the train position information includes train occupation target track circuit section and/or the vacant target track circuit region of train
Section.It feeds back to obtain route release information by interlock device, the route release information includes the target track circuit section
Completely unlock and/or target track circuit section place route do not unlock completely place route.
When the state of the target track circuit section is occupied, area control system is by target track circuit section
State compared with train position information, obtain comparing result.When the train position information is train occupation target track
When road circuit section, comparing result is that target track circuit section is normal, and target track circuit section is by train occupation.Work as institute
When to state train position information be train vacant target track circuit section, comparing result is target track circuit section failure,
And target track circuit section is not by train occupation.
When the state of the target track circuit section is unoccupied, area control system is by target track circuit region
The state of section is compared with route release information obtains a result.When the route release information is target track circuit section institute
When route completely unlocks, comparing result is that target track circuit section is normal, and target track circuit section is not by train
It occupies.When the route where the route release information is target track circuit section does not unlock completely, comparing result is target
Track circuit section failure, and target track circuit section is by train occupation.
When comparing result is target track circuit section failure, area control system alert.Maintenance staff
Timely maintenance operation is carried out to target track circuit section according to warning message, it is ensured that rail traffic normal operation.
Judgment method provided by the invention is based on ground signal safeguard, i.e. region in urban track traffic CBTC system
Control system can be accurately judged to the fault type of track circuit shunting badness, according to corresponding fault cues information, assign
Maintenance personnel carries out quickly and effectively maintenance failure processing out, guarantees the normal operation of train.Improve area control system pair
The protective capacities of track circuit shunting badness.
Common, there are two types of the fault types of track circuit shunting badness.As shown in Fig. 2, failure one: in no train occupation
Section, the track circuit of the section shows that track circuit section occupies due to shunting badness；Failure two: there is train occupation
Section, the track circuit of the section shows that track circuit section is idle due to shunting badness.
If interlock device is sent to the target track circuit section status display of area control system to occupy, but region is controlled
System processed determines that the target track circuit section is unsatisfactory for the condition of train (including communication train and non-communicating train) occupancy, area
The set-up of control system target track circuit section in domain is one state of failure, i.e., the target track circuit section is really without vehicle shape
State.
By taking communication train and non-communicating train difference as an example, whether track circuit section, which is to account for, is determined to area control system
With the method for state, illustrate.
Communication train can report the train of train home, such as CBTC train to area control system.Communication column
Vehicle and area control system, which are established, to be communicated to connect, and reports train position to area control system.Area control system is according to column
The train position information of vehicle real-time report, track circuit section state where setting are communication train occupied state.When communication arranges
When the display of section meter shaft is idle where vehicle, the communication train occupied state of target zone is removed.Specifically, meter shaft is also known as microcomputer meter
Axis is the installing equipment on the station of railway both ends, supervises train wheel to by number using the closed-loop sensors for being mounted on rail,
The wheel logarithm of our station is sent to other side using semiautomatic equipment after being located at indoor microsystem and door detection to stand, train
Reach other side station after, other side station receive take turns logarithm it is identical as tours start here when open section automatically, in other words, meter shaft is a kind of energy
By the railway signals equipment of wheel, it can replace many common rail circuits for detection.
Non-communicating train is the train that train home cannot be reported to area control system.It is needed at this time by artificial
The mode of confirmation determines the position of non-communicating train, area control system according to the meter shaft in area control system control range,
The track section of non-communicating train occupation can be identified.If track section where non-communicating train there are adjacent sections meter shaft,
And area control system is occupied state from the adjacent section meter shaft that interlocking obtains, then area control system arranges non-communicating
Section where vehicle is set as non-communicating train occupation state.After meter shaft display where non-communicating train is idle, it is non-through to remove this
Believe the non-communicating train occupation state of train occupation section.
When track circuit shunting badness break down one the case where, i.e., target zone track circuit status information be occupy,
And target track circuit status information itself is also displayed as occupying, but when the practical clear of target zone track circuit, region
The fault condition of the target track circuit section is judged in the location information comparison that control system is fed back by train, can be accurate
It finds out and debugs, so that train be made to operate normally through the section.
The display of one track circuit section of table occupies the barrier mark of time domain set-up of control system
Illustratively, as shown in Table 1, interlock device feeds back to the state of the track circuit section of area control system, shows
When being shown as occupied state, corresponding target track circuit section barrier mark is arranged according to different condition in area control system.
When the collected target track circuit section of interlock device is occupied state, and collected information is sent to area
Domain control system, while area control system is obtained target track circuit section and is accounted for for communication train by above-mentioned determination method
Use state.The processing result that area control system comparison obtains is " logic is normal ", the target of area control system setting at this time
Track circuit section barrier mark is " track circuit normal+train occupation ".That is current goal track circuit section is normal, and
Current goal track circuit section is by train occupation.
When the collected target track circuit section of interlock device is occupied state, and collected information is sent to area
Domain control system, while area control system, by above-mentioned determination method, obtaining target track circuit section is non-communicating train
Occupied state.The processing result that area control system comparison obtains is " logic is normal ", the mesh of area control system setting at this time
Mark track circuit section barrier mark is " track circuit normal+train occupation ".That is current goal track circuit is normal, and works as
Preceding target track circuit section is by train occupation.
When the collected target track circuit section of interlock device is occupied state, and collected information is sent to area
Domain control system, while area control system obtains target track circuit section by above-mentioned determination method as no train occupation
State.The processing result that area control system comparison obtains is " track circuit shunting badness ", and area control system is arranged at this time
Target track circuit section barrier mark be " track circuit failure+without train occupation ".That is current goal track circuit goes out
Existing failure, and current goal track circuit section is without train occupation.
If it is idle (i.e. not occupied that interlock device, which is sent to the target track circuit section status display of area control system,
With), in rolling stock section, interlock device is the train route that the target track circuit section is handled when being single vehicles route, but area
Domain control system determines that the target track circuit section is unsatisfactory for train and continuously occupies out clear condition, area control system setting
The target track circuit section state is failure two-state, i.e. the target track circuit section is really with vehicles.
It is to control for the train route that target track circuit section is handled is single vehicles route region by interlock device
System determine target track circuit section whether be train occupation state method, illustrate.
If it is occupied used that there are sections after single vehicles route is handled, in single vehicles route, but do not unlocking completely
Before whole route, all track circuit detections are idle state in the single vehicles route.At this point, mesh is arranged in area control system
Mark track circuit section state is train occupation state.Then there is shunting badness in the track circuit in the single vehicles route, and by
In shunting badness causes track circuit display idle and loses train occupation the case where.
If after single vehicles route is handled, before not unlocking whole route completely, occurred in the single vehicles route more
A (2 or more) are detected as the track circuit of occupied state, and occur one or more tracks among multiple track circuits
Circuit is idle state.At this point, area control system setting target track circuit section state is train occupation state.The then list
There is shunting badness in track circuit in train route, and loses train since shunting badness causes track circuit display idle
The case where occupied state.
Area control system identifies track circuit shunting badness by above-mentioned determination method, and finds out loss train occupation
The track circuit of state.
Two track circuit section of table shows the barrier mark of idle time domain set-up of control system
Illustratively, as shown in Table 2, interlock device feeds back to the state of the track circuit section of area control system, shows
When being shown as idle state, corresponding target track circuit section barrier mark is arranged according to different condition in area control system.
When the collected target track circuit section of interlock device is idle state, the collected target track of interlock device
All track circuit sections are idle state in route where circuit, and collected information is fed back to region and controlled by interlock device
System processed.At the same time, route where the target track circuit section that interlock device is sent to area control system is single vehicles
Route handles state, and the route memory is occupied used in track circuit section, but all track circuit areas in the route
Section does not unlock completely.The processing result that area control system comparison at this time obtains is " track circuit shunting badness ", region control
The target track circuit section barrier mark of system setting processed is " track circuit failure+train occupation ".That is current goal rail
Road circuit section breaks down, and current goal track circuit section has train occupation.
There are special circumstances for above-mentioned example, and if train length is shorter than route length, train just arranges at this time in route
Vehicle is not on target track circuit section, and all track circuit sections show the free time in route.Because single vehicles route is done
When managing, and not unlocking the route completely, train enters the single vehicles route.According to fault-safety principle side principle, at this time
All track sections in the route should all report troubleshooting, manually be overhauled.
When the collected target track circuit section of interlock device is idle state, the collected target track of interlock device
Multiple track circuit sections are occupied state in route where circuit, and between this multiple track circuit section, there are one
Or it is multiple be idle state track circuit section, collected information feeds back to area control system by interlock device.With this
Meanwhile the target track circuit section place route that interlock device is sent to area control system is that single vehicles route handles shape
State, and the route memory is occupied used in track circuit section, but all track circuit sections in the route are not complete
Unlock.The processing result that area control system comparison at this time obtains is " track circuit shunting badness ", area control system setting
Target track circuit section barrier mark be " track circuit failure+train occupation ".That is current goal track circuit section
It breaks down, and current goal track circuit section has train occupation.At this point, more than target track circuit section breaks down,
Said one or it is multiple be that the track circuit section of idle state is similarly malfunction.
When the collected target track circuit section of interlock device is idle state, the collected target track of interlock device
All track circuit sections are idle state in route where circuit, and collected information is fed back to region and controlled by interlock device
System processed.At the same time, route where the target track circuit section that interlock device is sent to area control system is single vehicles
Route handles state, and the route memory is occupied used in track circuit section, and all track circuit sections in the route are
Unlock completely.The processing result that area control system comparison at this time obtains is " logic is normal ", the mesh of area control system setting
Mark track circuit section barrier mark is " track circuit normal+without train occupation ".I.e. current goal track circuit section is being just
Normal fault-free, and current goal track circuit section is without train occupation.
Specifically, route where target track circuit section, after having handled single vehicles route, can pass through route head and the tail two
The feedback signal of end signal machine, judges whether the route completely unlocks.
To sum up, area control system is according to the corresponding logic of track circuit section failure occupied state, to target track electricity
The train of road section is controlled.Specifically, by above-mentioned determination method, when the bad failure of target track circuit shunt
Two, i.e., the collected target track circuit section status information of interlock device be free time, and target track circuit section itself
Status information is also displayed as the free time, but when target track circuit section physical presence has barrier, area control system can be examined
The fault condition for measuring target track circuit section is set as " track circuit failure+train to target track circuit occupied state
Occupied state ".Area control system is according to " track circuit failure+train occupation state " corresponding logic to target track circuit
The train of section is controlled, and limitation rear train ensure that train traffic safety by the target track circuit section.
Judgment method provided by the invention can accurately find any track circuit section earth fault in route, have more
General applicability, the scope of application is wider, improves fault identification efficiency.
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 (11)
1. a kind of method for judging track circuit operating status, wherein the described method includes:
The target track circuit section status information that area control system is acquired according to interlock device, judges target track circuit region
The state of section；
Area control system carries out the state of target track circuit section and train position information and/or route release information pair
Than obtaining comparing result.
2. according to the method described in claim 1, wherein, the status information includes: the target track acquired according to interlock device
Road circuit section status information judges whether target track circuit section is occupied.
3. according to the method described in claim 1, wherein, the train position information is fed back by train or manual feedback obtains
It arrives, the train position information includes train occupation target track circuit section and/or the vacant target track circuit region of train
Section.
4. according to the method described in claim 1, wherein, the route release information is fed back to obtain by interlock device, described
Route release information includes completely unlock and/or the target track circuit region of route where the target track circuit section
Route where section does not unlock completely.
5. according to the method described in claim 2, wherein, when the state of the target track circuit section is occupied, area
Domain control system compares the state of target track circuit section and train position information, obtains comparing result.
6. according to the method described in claim 5, wherein, when the train position information is train occupation target track circuit region
Duan Shi, comparing result are that target track circuit section is normal, and target track circuit section is by train occupation.
7. according to the method described in claim 5, wherein, when the train position information is the vacant target track circuit of train
When section, comparing result is target track circuit section failure, and target track circuit section is not by train occupation.
8. according to the method described in claim 2, wherein, when the state of the target track circuit section is unoccupied,
The state of target track circuit section is compared with route release information and is obtained a result by area control system.
9. according to the method described in claim 8, wherein, where the route release information is target track circuit section into
When road completely unlocks, comparing result is that target track circuit section is normal, and target track circuit section is not by train occupation.
10. according to the method described in claim 8, wherein, where the route release information is target track circuit section
When route does not unlock completely, comparing result is target track circuit section failure, and target track circuit section is by train occupation.
11. according to the method described in claim 1, wherein, when the comparing result is target track circuit section failure, area
Domain control system alert.
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| CN201811507171.8A CN109613357B (en) | 2018-12-10 | 2018-12-10 | Method for judging running state of track circuit |
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| CN201811507171.8A CN109613357B (en) | 2018-12-10 | 2018-12-10 | Method for judging running state of track circuit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111776011A (en) * | 2020-07-14 | 2020-10-16 | 成都劳杰斯信息技术有限公司 | Railway train positioning-based track circuit shunt fault detection method |
| CN112606866A (en) * | 2020-11-20 | 2021-04-06 | 宣化钢铁集团有限责任公司 | Method and device for detecting poor shunting of track circuit |
| CN113460117A (en) * | 2020-03-31 | 2021-10-01 | 比亚迪股份有限公司 | Axle counting section state detection method, device, equipment and storage medium |
| CN114655278A (en) * | 2022-04-08 | 2022-06-24 | 北京全路通信信号研究设计院集团有限公司 | Method and system for controlling field connection route coding consistency and train control center |
| CN115465330A (en) * | 2022-08-29 | 2022-12-13 | 通号万全信号设备有限公司 | Tramcar signal red light forward judging method and device |
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