CN110386168A - The control method and system that train is turned back - Google Patents
The control method and system that train is turned back Download PDFInfo
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- CN110386168A CN110386168A CN201810356146.8A CN201810356146A CN110386168A CN 110386168 A CN110386168 A CN 110386168A CN 201810356146 A CN201810356146 A CN 201810356146A CN 110386168 A CN110386168 A CN 110386168A
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- 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
- B61L23/08—Control, warning, or like safety means along the route or between vehicles or vehicle trains for controlling traffic in one direction only
- B61L23/14—Control, warning, or like safety means along the route or between vehicles or vehicle trains for controlling traffic in one direction only automatically operated
- B61L23/18—Control, warning, or like safety means along the route or between vehicles or vehicle trains for controlling traffic in one direction only automatically operated specially adapted for changing lengths of track sections in dependence upon speed and traffic density
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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
- B61L27/20—Trackside control of safe travel of vehicle or vehicle train, e.g. braking curve calculation
Abstract
The invention discloses a kind of control methods and system that train is turned back.The control method include: control first turn back on rail first while dispatch a car to departing trains to uplink platform, train to the second rail waiting of turning back of stopping of control downlink platform is dispatched a car.Train to rail waiting of turning back of stopping in the present invention, which is dispatched a car, to be carried out with train departure to uplink platform is synchronous, and more single mode of turning back, the turn-aound headway between train greatly shortens, and efficiency greatly improves.
Description
Technical field
It is the present invention relates to rail traffic control field, in particular to a kind of to turn back for the alternating for returning rail site type two-fold after standing
The train control method and system turned back.
Background technique
Currently, in rail line, train generally turns back mode namely first train enters the station, dispatches a car using single
Afterwards, second train can just enter the station, and cause train turn-aound headway longer, efficiency is lower.
Rail line is during opening and moving to maturity operation, and the volume of the flow of passengers is in constantly soaring, a plurality of route morning peak
The passenger train of period, carrying is full or overloading ratio 100%-150% has become normality, and route transport bearing capacity has reached
Or bottleneck is approached, energization purpose can not be reached by extra train.
For increasing station track, changing platform layout, optimization track switch and track circuit configuration, upgrade signal system system
In the case that a possibility that hardware configurations such as the existing underground civil engineering tunnel of formula, transformation, route, electromechanics is almost nil, how to solve
It is extremely urgent to improve train efficiency of turning back for the certainly ability bottleneck of line turning-back.
Summary of the invention
The technical problem to be solved by the present invention is in order to overcome in the prior art train use single mode of turning back, cause to arrange
Vehicle turn-aound headway is longer, the lower defect of efficiency, provides and a kind of matches in hardware such as existing underground civil engineering tunnel, route, electromechanics
In the case where setting without change, control method and system that the train of turning-back capacity is turned back can be improved.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of control method that train is turned back, the control method include:
What control first was turned back on rail first dispatches a car to departing trains to uplink platform, while controlling stopping for downlink platform
Train to second turn back rail waiting dispatch a car.
Preferably, the control method further include:
What control second was turned back on rail second dispatches a car to departing trains to uplink platform, while controlling stopping for downlink platform
Train to first turn back rail waiting dispatch a car.
Preferably, control downlink platform stop train to first turn back rail or second turn back rail waiting dispatch a car when, control
Downlink platform enters the station to incoming train.
Preferably, the step of entering the station to incoming train of downlink platform of control, specifically includes:
Calculate the train spacing to incoming train and the train that stops；
When the train spacing reaches tracking distance threshold, control is described to incoming train Reduced Speed Now.
Preferably, control second is turned back before second the step of dispatching a car to departing trains to uplink platform on rail, also wrap
It includes:
Judge whether described first go out trouble of cleaning the street to departing trains；
When being judged as YES, the step of control described second is dispatched a car to departing trains is executed.
Preferably, control second is turned back second the step of dispatching a car to departing trains to uplink platform on rail, specifically include:
Described first is calculated to departing trains and the described second train spacing to departing trains；
When the train spacing reaches tracking distance threshold, control described second is to departing trains Reduced Speed Now.
The present invention also provides a kind of control system that train is turned back, the control system includes: control module；
The control module be used to control first turn back on rail first dispatch a car to departing trains to uplink platform, same to time control
Downlink platform processed stop train to second turn back rail waiting dispatch a car.
Preferably, the control module be also used to control second turn back on rail second dispatch a car to departing trains to connecting station
Platform, at the same control downlink platform stop train to first turn back rail waiting dispatch a car.
Preferably, the train that stops that the control module is also used to row platform under control is turned back rail or the second folding to first
Rail waiting is returned when dispatching a car, control downlink platform enters the station to incoming train.
Preferably, the control system further include: the first computing module, first judgment module and First Speed adjust mould
Block；
First computing module is used to calculate the train spacing to incoming train and the train that stops；
When the first judgment module judges that the train spacing reaches tracking distance threshold, the First Speed is called
Adjustment module is described to incoming train Reduced Speed Now to control.
Preferably, the control system further include: detection module；
The detection module calls control module to control for detecting described first when departing trains go out to clean the street and branch off
Described second is made to dispatch a car to departing trains.
Preferably, the control system further include: the second computing module, the second judgment module and second speed adjust mould
Block；
Second computing module is for calculating described first to departing trains and the described second train to departing trains
Spacing；
When second judgment module judges that the train spacing reaches tracking distance threshold, the second speed is called
Adjustment module is to control described second to departing trains Reduced Speed Now.
The positive effect of the present invention is that: the present invention in downlink platform stop train to turn back rail waiting dispatch a car with
Train departure is carried out to uplink platform is synchronous, and more single mode of turning back, the turn-aound headway between train greatly shortens, and efficiency is significantly
It improves.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the two-fold site type for returning rail behind station.
Fig. 2 is the first pass figure for the control method that the train of the embodiment of the present invention 1 is turned back.
Fig. 3 is the second flow chart for the control method that the train of the embodiment of the present invention 1 is turned back.
Fig. 4 is single train operation route figure.
Fig. 5 is the module diagram for the control system that the train of the embodiment of the present invention 2 is turned back.
Specific embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to the reality
It applies among a range.
Embodiment 1
The control method that the train of the present embodiment is turned back is for the two-fold site type for returning rail behind station, as shown in Figure 1, when a folding
When (or picking up) route of dispatching a car for picking up (or dispatching a car) route and another rail 1 of turning back for returning rail 1 is parallel route, due to mutually not
Interference, thus pick up, two operations of dispatching a car can carry out simultaneously.Following for convenient for description, two rails of turning back are respectively depicted as
First rail and second of turning back is turned back rail.Certainly, first rail is turned back and second " first " and " second " turned back in rail has no reality
Meaning only plays the role of differentiation.
As shown in Fig. 2, the control method of the present embodiment the following steps are included:
What step 110, control first were turned back on rail first dispatches a car to departing trains to uplink platform, while controlling downlink station
Platform stop train to second turn back rail waiting dispatch a car.
In the present embodiment, train to the rail waiting of turning back of stopping of downlink platform is dispatched a car synchronous to uplink platform with train departure
It carries out, more single mode of turning back (after first train enters the station, dispatches a car, second train can just enter the station), the train of the present embodiment
The control method efficiency turned back greatly improves, and the turn-aound headway between train greatly shortens.
What step 120, control second were turned back on rail second dispatches a car to departing trains to uplink platform, while controlling downlink station
Platform stop train to first turn back rail waiting dispatch a car.
In the present embodiment, using organization of driving's order of alternately turning back, rail of turning back prestores train always, realizes that rail of turning back mentions
Before dispatch a car, meet the design requirement that train is closely tracked.Do not changing the dwell time, be not transformed when line facility, it should
Method can greatly shorten train departure time interval, effectively improve train and turn back efficiency, reach and increase train with number
The target of energization improves rail line service ability.
Preferably, as shown in figure 3, in step 110 and step 120, the train that stops of row platform is to the first folding under control
It returns rail or second turns back rail waiting when dispatching a car, also control downlink platform enters the station to incoming train.
To, it enters the station to incoming train, the train that stops dispatches a car to rail waiting of turning back and dispatches a car while carrying out to departing trains,
Turn-aound headway is further shortened, efficiency of turning back is improved.It should be noted that state is just when after incoming train enters the station
Become the train that stops；When stop train to turn back rail after, state is just to departing trains；After departing trains are dispatched a car,
State is just running train.
In order to ensure enter the station, stop to incoming train train to turn back rail waiting dispatch a car and dispatch a car to departing trains at the same into
When row, safety problem between train, according to organization of driving's order control track switch of alternately turning back, and using the control vehicle side of differentiation
Formula, specific:
Before step 120, further includes:
Step 111 judges whether first go out trouble of cleaning the street to departing trains.
If being judged as NO, return step 111 continues to judge whether first go out trouble of cleaning the street to departing trains.If being judged as
It is to then follow the steps 120.
Step 120, it specifically includes:
Step 120-1, starting is second to departing trains to uplink platform, while controlling the train that stops of downlink platform to the
One rail waiting of turning back is dispatched a car, while controlling entering the station to incoming train for downlink platform.
Step 120-2, first is calculated to departing trains and the second train spacing to departing trains.
Step 120-3, judge whether train spacing reaches tracking distance threshold.
Wherein, tracking distance threshold is first to departing trains and the second distance to departing trains safety traffic.It needs
Illustrate, tracking distance threshold be not it is unalterable, according to train status difference in real time adjustment.
If step 120-3 is judged as YES, 120-4 is thened follow the steps.If being judged as NO, return step 120-2 continues to count
Calculate train spacing.
Step 120-4, control second is to departing trains Reduced Speed Now.
If second approaches nearest safe distance, step to the train spacing of departing trains to departing trains and first
Control second is to the speed reduction of departing trains to 0 in 120-4, namely control second is stopped to departing trains, it is ensured that two trains
Between remain safe distance.Wherein, nearest safe distance is less than tracking distance threshold.
Preferably, in step 110 and step 120, difference is equally can be used in entering the station to incoming train for downlink platform of control
The control vehicle mode of change.Specifically, the step of entering the station to incoming train of downlink platform of control, comprising:
Calculate the train spacing to incoming train and the train that stops of downlink platform of downlink platform；
When train spacing reaches tracking distance threshold, control to incoming train Reduced Speed Now.Equally, if to incoming train
Nearest safe distance is approached with the train spacing for the train that stops, then controls the speed reduction to incoming train to 0, namely control
Second stops to departing trains.
In the present embodiment, two are just sent out after being in correct position to departing trains, rear car in the area front truck Chu Qingcha, track switch
Vehicle, and rear car uses the speed control method different from front truck, while taking the parking outside station of permission rear car, it is above-mentioned wait meet
Continue to track after bolt part, it is ensured that the safety traffic as far as possible under the premise of shortening turn-aound headway.Therefore, using differentiation
Control vehicle mode not only guarantees traffic safety, while ensuring the close tracking between two trains, shortens turn-aound headway.
In order to better understand the present invention relative to improvement made by the prior art, be given below and two-fold return rails alternatively
It turns back a specific example of organization of driving's order:
Primary condition, first turns back prestoring train A (current state be to departing trains) on rail, second turn back rail without
Vehicle, downlink platform access train B (current state is the train that stops), uplink platform is without vehicle.
Replace order of turning back:
Step 1: the rail waiting of turning back of downlink platform train B to second is dispatched a car, while first turns back rail train A to uplink platform
And it is left after stopping, the train C of downlink platform access at this time (current state is to incoming train).
It should be noted that turning back rail when train B is travelled to second, then its state is to departing trains；When train C enters
After downlink platform, then its state is the train that stops.
Step 2: downlink platform train C to first turn back rail waiting dispatch a car, second turns back rail train B to uplink platform and stops
Platform, while downlink platform access train D are left after standing (current state is to incoming train).
It should be noted that turning back rail when train C is travelled to first, then its state is to departing trains；When train D enters
After downlink platform, then its state is the train that stops.
Step 3: the rail waiting of turning back of downlink platform train D to second is dispatched a car, and first turns back rail train C first to uplink platform station
Outer parking, after train B goes out clear uplink platform, train C enters uplink platform and leaves after stopping, while downlink platform access column
Vehicle E.
It should be noted that turning back rail when train D is travelled to second, then its state is to departing trains；When train E enters
After downlink platform, then its state is the train that stops.
Step 4: downlink platform train E to first turn back rail waiting dispatch a car, second turns back rail train D to uplink platform and stops
It is left after standing, downlink platform accesses train F.
It should be noted that turning back rail when train E is travelled to first, then its state is to departing trains；When train F enters
After downlink platform, then its state is the train that stops.
Step 5: the rail waiting of turning back of downlink platform train F to second is dispatched a car, while first turns back rail train E to uplink platform
Parking outside standing, after train D goes out clear uplink platform, train E enters uplink platform and leaves after stopping.
It should be noted that turning back rail when train F is travelled to second, then its state is to departing trains.
It recycles according to this, realizes that the alternating between train is turned back.
It can be seen that in the present embodiment from above-mentioned specific example, be always ensured that rail of turning back prestores train, so as to reality
Now turn back dispatching a car in advance on rail to departing trains, closely track front truck, it is this using the alternately mode of turning back save train by
Rail of turning back was dispatched a car to the time of clear double crossover Cha Qu out, and the requirement for shortening turn-aound headway is reached.In addition, second turn back rail access
The route of train and first turn back rail outgoing route be parallel route, ensure that second turn back rail have always train be in prestore
State also shortens the turn-aound headway for turning back rail train into second.
Assuming that with the common CBTC system of urban track traffic (Communication Based Train Control
System, the train automatic controlling system based on communication) and 6 sections marshalling A type vehicle for, train be 6 sections organize into groups, Che Changwei
140m, corresponding travel time is as shown in table 1 at route different location in figure for train, and the route of the movement containing track switch handles the time
For 13s.
1 train operation position of table and travel time statistical form
| Serial number | Train operation position | Travel time (s) |
| 1 | Train is picked up noise spot to platform and is come to a complete stop by entering the station | 25 |
| 2 | Dwell time | 30 |
| 3 | Train is dispatched a car by platform to clear double crossover Cha Qu out | 45 |
| 4 | Train is by the area Chu Qingcha to rail parking of turning back | 5 |
| 5 | Rail of turning back changes the time | 15 |
| 6 | Train is dispatched a car by rail of turning back to clear double crossover Cha Qu out | 35 |
| 7 | Train is come to a complete stop by the area Chu Qingcha to platform | 15 |
If train first station using second turn back rail or first turn back rail carry out it is single turn back, with using second turn back rail into
Row it is single turn back for.After front truck turns back clearly the area Gui Cha 13s out, track switch rotate in place, and the receiving route that enters the station, which is handled, to be finished, after
Vehicle is dispatched a car from platform drives into rail of turning back, turn-aound headway 113s.
If the method for taking rail of turning back to prestore train, since the first rail of turning back has train to be in pre-existing state always, second
The area train Chu Qingcha that rail of turning back issues, after track switch rotate in place, the first rail of turning back is dispatched a car, and front truck, turn-aound headway are closely tracked
60s can be foreshortened to.First turns back after the train that rail is dispatched a car goes out clear double crossover Cha Qu, and after track switch rotate in place, second turns back rail
Train departure, turn-aound headway 106s.
It can be seen that rail of turning back is used to prestore the average turn-aound headway of train method for 83s, compared to single mode of turning back
Turn-aound headway 113s, turn-aound headway is obviously shortened, and turning-back capacity is substantially improved.
For whole route, circuit capacity can be substantially improved using the method for the invention, route is effectively relieved
It is horizontal to promote networking operation integrated service for contradiction between service ability and transportation demand.
By taking single train operation route as an example, referring to fig. 4, it is assumed that route overall length be 40km, travelling speed 35km/h, according to
Single mode of turning back, turn-aound headway 113s, uplink and downlink completely arrange altogether with train number for 72；It is rolled over according to alternating of the invention
Mode is returned, average turn-aound headway is 83s, and it is 98 column that uplink and downlink completely uses train number altogether, and route increased more originally with train number
Add 26 column, transport capacity promotes 36%.
Embodiment 2
The control system that the train of the present embodiment is turned back is for the two-fold site type for returning rail behind station, as shown in figure 5, train is turned back
Control system include: control module 11, the first computing module 12, first judgment module 13, First Speed adjustment module 14, inspection
Survey module 15, the second computing module 16, the second judgment module 17 and second speed adjustment module 18.
Control module be used to control first turn back on rail first dispatch a car to departing trains to uplink platform, while under control
Row platform stop train to second turn back rail waiting dispatch a car.
In the present embodiment, train to the rail waiting of turning back of stopping of control module control downlink platform is dispatched a car with train departure extremely
Uplink platform is synchronous to carry out, and more single mode of turning back, the control method efficiency that the train of the present embodiment is turned back greatly improves, train
Between turn-aound headway greatly shorten.
Control module be also used to control second turn back on rail second dispatch a car to departing trains to uplink platform, control simultaneously
Downlink platform stop train to first turn back rail waiting dispatch a car.
In the present embodiment, using organization of driving's order of alternately turning back, rail of turning back prestores train always, realizes that rail of turning back mentions
Before dispatch a car, meet the design requirement that train is closely tracked.Do not changing the dwell time, be not transformed when line facility, it should
Method can greatly shorten train departure time interval, effectively improve train and turn back efficiency, reach and increase train with number
The target of energization improves rail line service ability.
Further, the train that stops that control module is also used to row platform under control is turned back to first rail or second turns back
When rail waiting is dispatched a car, control downlink platform enters the station to incoming train.
To enter the station to incoming train, the train that stops dispatches a car to rail waiting of turning back and dispatches a car to departing trains to connecting station
Platform carries out simultaneously, further shortens turn-aound headway, improves efficiency of turning back.
In order to ensure enter the station, stop to incoming train train to turn back rail waiting dispatch a car and dispatch a car to departing trains at the same into
Capable safety problem, specific according to organization of driving's order control track switch of alternately turning back, and using the control vehicle mode of differentiation:
Detection module be used for detecting first when departing trains go out clean the street branch off when, call control module with control second to
Departing trains are dispatched a car.
When second when departing trains start, the second computing module is for calculating first to departing trains and second wait dispatch a car
The train spacing of train；When the second judgment module judges that train spacing reaches tracking distance threshold, second speed is called to adjust
Module is to control second to departing trains Reduced Speed Now.When train spacing approaches nearest safe distance, then control second to
Departing trains parking.
In the present embodiment, the first computing module is used to calculate the train spacing for the train that enters the station and stop to incoming train.In
When first judgment module judges that train spacing reaches tracking distance threshold, First Speed adjustment module is called to control wait the column that stop
Vehicle Reduced Speed Now.When train spacing approaches nearest safe distance, then control is stopped to incoming train.
In the present embodiment, two are just sent out after being in correct position to departing trains, rear car in the area front truck Chu Qingcha, track switch
Vehicle, and rear car uses the speed control method different from front truck, while taking the parking outside station of permission rear car, it is above-mentioned wait meet
Continue to track after bolt part, it is ensured that the safety traffic as far as possible under the premise of shortening turn-aound headway.Therefore, using differentiation
Control vehicle mode not only guarantees traffic safety, while ensuring the close tracking between two trains, shortens turn-aound headway.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that this is only
For example, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
Under the premise of the principle and substance of the present invention, many changes and modifications may be made, but these change and
Modification each falls within protection scope of the present invention.
Claims (12)
1. a kind of control method that train is turned back, which is characterized in that the control method includes:
What control first was turned back on rail first dispatches a car to departing trains to uplink platform, while controlling the train that stops of downlink platform
To second turn back rail waiting dispatch a car.
2. the control method that train as described in claim 1 is turned back, which is characterized in that the control method further include:
What control second was turned back on rail second dispatches a car to departing trains to uplink platform, while controlling the train that stops of downlink platform
To first turn back rail waiting dispatch a car.
3. the control method that train as claimed in claim 2 is turned back, which is characterized in that control downlink platform stops train extremely
First, which turns back, rail or second turns back rail waiting when dispatching a car, and control downlink platform enters the station to incoming train.
4. the control method that train as claimed in claim 3 is turned back, which is characterized in that control downlink platform to incoming train
The step of entering the station specifically includes:
Calculate the train spacing to incoming train and the train that stops；
When the train spacing reaches tracking distance threshold, control is described to incoming train Reduced Speed Now.
5. the control method that train as claimed in claim 2 is turned back, which is characterized in that control second turn back on rail second to
Before the step of departing trains are dispatched a car to uplink platform, further includes:
Judge whether described first go out trouble of cleaning the street to departing trains；
When being judged as YES, the step of control described second is dispatched a car to departing trains is executed.
6. the control method that train as claimed in claim 5 is turned back, which is characterized in that control second turn back on rail second to
The step of departing trains are dispatched a car to uplink platform, specifically includes:
Described first is calculated to departing trains and the described second train spacing to departing trains；
When the train spacing reaches tracking distance threshold, control described second is to departing trains Reduced Speed Now.
7. a kind of control system that train is turned back, which is characterized in that the control system includes: control module；
The control module be used to control first turn back on rail first dispatch a car to departing trains to uplink platform, while under control
Row platform stop train to second turn back rail waiting dispatch a car.
8. the control system that train as claimed in claim 7 is turned back, which is characterized in that the control module is also used to control
Two turn back on rail second dispatch a car to departing trains to uplink platform, while the train that stops for controlling downlink platform is turned back to first
Rail waiting is dispatched a car.
9. the control system that train as claimed in claim 8 is turned back, which is characterized in that the control module is also used to controlling
Downlink platform stop train to first turn back rail or second turn back rail waiting dispatch a car when, control downlink platform to incoming train
It enters the station.
10. the control system that train as claimed in claim 9 is turned back, which is characterized in that the control system further include: first
Computing module, first judgment module and First Speed adjustment module；
First computing module is used to calculate the train spacing to incoming train and the train that stops；
When the first judgment module judges that the train spacing reaches tracking distance threshold, the First Speed is called to adjust
Module is described to incoming train Reduced Speed Now to control.
11. the control system that train as claimed in claim 8 is turned back, which is characterized in that the control system further include: detection
Module；
The detection module calls control module to control for detecting described first when departing trains go out to clean the street and branch off
Second is stated to dispatch a car to departing trains.
12. the control system that train as claimed in claim 11 is turned back, which is characterized in that the control system further include: the
Two computing modules, the second judgment module and second speed adjustment module；
Second computing module is for calculating described first to departing trains and the described second train spacing to departing trains；
When second judgment module judges that the train spacing reaches tracking distance threshold, the second speed is called to adjust
Module is to control described second to departing trains Reduced Speed Now.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113581258A (en) * | 2021-07-13 | 2021-11-02 | 交控科技股份有限公司 | Method and system for improving turn-back capability of urban rail transit |
| CN114475723A (en) * | 2021-12-30 | 2022-05-13 | 交控科技股份有限公司 | Post-station foldback method and device, electronic equipment and readable storage medium |
| CN114475723B (en) * | 2021-12-30 | 2024-04-30 | 交控科技股份有限公司 | Post-station turn-back method and device, electronic equipment and readable storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113581258A (en) * | 2021-07-13 | 2021-11-02 | 交控科技股份有限公司 | Method and system for improving turn-back capability of urban rail transit |
| CN113581258B (en) * | 2021-07-13 | 2022-09-02 | 交控科技股份有限公司 | Method and system for improving turn-back capability of urban rail transit |
| CN114475723A (en) * | 2021-12-30 | 2022-05-13 | 交控科技股份有限公司 | Post-station foldback method and device, electronic equipment and readable storage medium |
| CN114475723B (en) * | 2021-12-30 | 2024-04-30 | 交控科技股份有限公司 | Post-station turn-back method and device, electronic equipment and readable storage medium |
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