CN106476854A - A kind of train diagram establishment method and device - Google Patents
A kind of train diagram establishment method and device Download PDFInfo
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- CN106476854A CN106476854A CN201610894455.1A CN201610894455A CN106476854A CN 106476854 A CN106476854 A CN 106476854A CN 201610894455 A CN201610894455 A CN 201610894455A CN 106476854 A CN106476854 A CN 106476854A
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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
- B61L27/10—Operations, e.g. scheduling or time tables
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Abstract
The invention provides a kind of train diagram establishment method and device.The method includes：In the train operation in figure of the uniform departing time interval for completing prepared in advance, according to the coupling train groups at the current station of the sequential search in train arrival moment；The coupling train groups include the first train and the second train, first train is travelled at current station in opposite directions with the second train, and first train reaches absolute value of the arrival time at the current station with second train in the difference of the frequency at current station and is less than the second predetermined threshold value；The frequency of adjustment train operation in figure secondary series car, so that the difference of the frequency of the arrival time of the first train and the second train is the first predetermined threshold value, first train completes skidding in the first predetermined threshold value, and the second train completes in the first predetermined threshold value to accelerate to start.The present invention realize the arriving at a station energy of train brake is transferred directly in the acceleration of departing trains, it is to avoid energy loss.
Description
Technical field
The present invention relates to train scheduling technical field, and in particular to a kind of train diagram establishment method and device.
Background technology
Route map of train is the diagram of the time and space relation of train operation, it represent train each interval operation and
Each station is stopped or by the two-dimentional lines figure of state.Route map of train uses coordinate principles illustrated Train Schedule, space
Relation, represents train in each interval run time and stops and by the time at each station；Abscissa represents time, ordinate table
Show each separation (station).
In existing train diagram establishment method, target is to maintain uniform departing time interval, and for example flat peak is 6 points
Clock departing time interval, peak are 3 minutes departing time interval.Work out route map of train in this way, train can be caused
When arriving at a station, through energy-recuperation system, train departure can be using the energy regeneration system in energy-recuperation system for the electric energy of train braking
Dynamic, a certain degree of loss is had through the energy of energy-recuperation system.Existing operation data shows, in subway circulation power consumption
50% is had to come from train traction energy consumption, the energy that regenerative braking is produced is the 46% of train traction energy consumption.
If train diagram establishment method can make to arrive at a station, the electric power of train brake is transferred directly to during departing trains accelerate,
Electric power can not pass through energy-recuperation system, then can reduce energy loss, significant to saving energy consumption.
Content of the invention
The embodiment of the present invention provides a kind of train diagram establishment method and device, for solving existing route map of train
Preparing method causes the problem of the energy loss in train operation.
A kind of train diagram establishment method is embodiments provided, including:
In the train operation in figure of the uniform departing time interval for completing prepared in advance, suitable according to the train arrival moment
Sequence searches the coupling train groups at current station；The coupling train groups include the first train and the second train, first train
Travelled at current station in opposite directions with the second train, first train reaches the arrival time and described second at the current station
Train is less than the second predetermined threshold value in the absolute value of the difference of the frequency at current station；
The frequency of the second train described in the route map of train is adjusted, so that the arrival time of first train
Difference with the frequency of second train is the first predetermined threshold value, and first train is complete in first predetermined threshold value
Become skidding, second train completes in first predetermined threshold value to accelerate to start.
Alternatively, the coupling train groups at the current station of the sequential search according to the train arrival moment, including：
Arrival time of the sequencing by each train number at current station according to the train arrival moment is ranked up, and generates
Arrival time queue；
Searched from queue header element successively according to the route map of train arrival time queue each element right
Answer the coupling train groups of train.
Alternatively, methods described also includes：
If there are no coupling train groups in the corresponding train of the queue header element of the arrival time queue, by the queue
Header element is deleted.
Alternatively, methods described also includes：
If the arrival time queue is sky, the information for not finding coupling train groups is exported.
Alternatively, the frequency of the adjustment second train includes：
Determine the target frequency of second train, the arrival time of first train and second train
The difference of target frequency is the first predetermined threshold value；
Target frequency according to second train judges second train in the parking at the current station
Between whether be less than the 3rd predetermined threshold value；
If being less than, sending constantly for second train is adjusted to the target frequency.
A kind of train diagram establishment device is embodiments provided, including：
Coupling train groups searching unit, for the route map of train in the uniform departing time interval for completing prepared in advance
In, according to the coupling train groups at the current station of the sequential search in train arrival moment；The coupling train groups include the first train
With the second train, first train travelled at current station in opposite directions with the second train, and first train reaches described current
Absolute value of the arrival time at station with second train in the difference of the frequency at current station is less than the second predetermined threshold value；
Train diagram establishment unit, for adjusting the frequency of second train, so that first train
Arrival time is the first predetermined threshold value with the difference of the frequency of second train, and first train is default described first
Skidding is completed in threshold value, second train completes in first predetermined threshold value to accelerate to start.
Alternatively, the coupling train groups searching unit includes：
Arrival time queue generation module, for the sequencing according to the train arrival moment by each train number in current vehicle
The arrival time that stands is ranked up, and generates arrival time queue；
Coupling train groups searching modul, for arriving at a station described in being searched from queue header element successively according to the route map of train
The coupling train groups of the corresponding train of each element of moment queue.
Alternatively, described device also includes：
Queue header element deletes unit, does not exist for the corresponding train of the queue header element when the arrival time queue
During coupling train groups, then the queue header element is deleted.
Alternatively, described device also includes：
Information output unit, for being space-time when the arrival time queue, then exports and does not find coupling train groups
Information.
Alternatively, the train diagram establishment unit includes：
Target frequency determining module, for determining the target frequency of second train, first train
The difference of arrival time and the target frequency of second train be the first predetermined threshold value；
Judge module, for judging second train described current according to the target frequency of second train
Whether the down time at station is less than the 3rd predetermined threshold value；
Target frequency adjusting module, judges described second for working as according to the target frequency of second train
The sending for second train is then adjusted constantly by train when the down time at the current station is less than three predetermined threshold value
For the target frequency.
Train diagram establishment method and device provided in an embodiment of the present invention, prepared in advance complete uniformly dispatch a car
The train operation in figure of time interval, according to the coupling train groups at the current station of the sequential search in train arrival moment；Adjustment
Join the frequency of departing trains in train groups, so that the arrival time of the train that arrives at a station in the coupling train groups and departing trains
Frequency departing trains complete in first predetermined threshold value accelerate start.The embodiment of the present invention is for sending out with station
The car moment be close to station to due in train number, by adjust frequency so that frequency is early than to arrival
Moment, the time period of the train deceleration that arrives at a station at utmost are overlapped with the Acceleration of starting time period of departing trains, realize the train that arrives at a station
The energy of brake is transferred directly in the acceleration of departing trains, and energy does not pass through energy-recuperation system, it is to avoid energy loss, with
When farthest can also reduce be detained station passenger's number.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the schematic flow sheet of the train diagram establishment method of one embodiment of the invention；
Fig. 2 is the schematic diagram of the coupling train groups for searching same platform of one embodiment of the invention；
Fig. 3 is the schematic diagram of the train diagram establishment method of one embodiment of the invention；
Fig. 4 is the structural representation of the train diagram establishment device of one embodiment of the invention.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention is clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The present invention implement technology design be in the establishment of route map of train, as much as possible keep and meanwhile slow down with
When accelerating vehicle quantity consistent, the route map of train of the uniform departing time interval for completing prepared in advance is adjusted to uniform
The route map of train of departing time interval scope (is for example spaced with flat peak 4-8 minute, peak 2-4 minute is spaced as when dispatching a car
Between restriction scope), the time period of the train deceleration that arrives at a station at utmost is overlapped with the Acceleration of starting time period of departing trains, realize
The energy of train brake of arriving at a station is transferred directly in the acceleration of departing trains, energy does not pass through energy-recuperation system, it is to avoid energy
Amount loss, while the passenger's number for being detained station farthest can also be reduced.
Fig. 1 is the schematic flow sheet of the train diagram establishment method of one embodiment of the invention.As shown in figure 1, this
The train diagram establishment method of bright embodiment includes：
S11：In the train operation in figure of the uniform departing time interval for completing prepared in advance, according to the train arrival moment
The current station of sequential search coupling train groups；
The coupling train groups include the first train and the second train, first train and the second train at current station
Opposite traveling, first train reach the arrival time at the current station and the second train dispatching a car at current station
The absolute value of the difference in moment is less than the second predetermined threshold value；
It should be noted that during the coupling train groups at each station are searched, requiring to look up and sending out at current station
The car moment early than or be later than the second train of first the second predetermined threshold value of train arrival time.In actual applications, can be by second
Predetermined threshold value is set to 1 minute, also according to actual needs the second predetermined threshold value can be adjusted, and the present invention is not limited to this
System.
S12：The frequency of the second train described in the route map of train is adjusted, so that the arriving at a station of first train
Moment is the first predetermined threshold value with the difference of the frequency of second train, and first train is in first predetermined threshold value
Inside skidding is completed, second train completes in first predetermined threshold value to accelerate to start；
It should be noted that the purpose of the frequency of the second train of adjustment is to make the frequency of the second train early than the
The due in of one train, the time period of the train deceleration that arrives at a station at utmost are overlapped with the Acceleration of starting time period of departing trains,
The energy of train brake of realizing arriving at a station is transferred directly in the acceleration of departing trains.In actual applications, first can be preset threshold
Value is set to 6s, also according to actual needs the first predetermined threshold value can be adjusted, the invention is not limited in this regard.
The train diagram establishment method of the embodiment of the present invention, in the uniform departing time interval for completing prepared in advance
Train operation in figure, according to the coupling train groups at the current station of the sequential search in train arrival moment；In adjustment coupling train groups
The frequency of departing trains, so that arrive at a station in the coupling train groups arrival time of train and the frequency of departing trains
Departing trains complete in first predetermined threshold value accelerate start.The embodiment of the present invention is close to for the frequency with station
With station to due in train number, by adjust frequency so that frequency is early than to the row that to due in, arrive at a station
Car slow down time period at utmost overlaps with the Acceleration of starting time period of departing trains, realization arrive at a station train brake energy straight
Switch through in the acceleration for moving on to departing trains, energy does not pass through energy-recuperation system, it is to avoid energy loss, while can also be maximum
Passenger's number at station is detained in the minimizing of degree.
The embodiment of the present invention a kind of preferred embodiment in, similar with the method in Fig. 1, step S11 is included (such as
Shown in Fig. 2)：
Arrival time of the sequencing by each train number at current station according to the train arrival moment is ranked up, and generates
Arrival time queue；
Searched from queue header element successively according to the route map of train arrival time queue each element right
Answer the coupling train groups of train.
Further, methods described also includes：
If there are no coupling train groups in the corresponding train of the queue header element of the arrival time queue, by the queue
Header element is deleted.
Further, methods described also includes：
If the arrival time queue is sky, the information for not finding coupling train groups is exported.
Specifically, step S12 includes：
Determine the target frequency of second train, the arrival time of first train and second train
The difference of target frequency is the first predetermined threshold value；
Target frequency according to second train judges second train in the parking at the current station
Between whether be less than the 3rd predetermined threshold value；
If being less than, sending constantly for second train is adjusted to the target frequency.
If it should be noted that adjustment frequency so that frequency is early than to the train deceleration that to due in, arrives at a station
Time period at utmost overlap with the Acceleration of starting time period of departing trains and cause the second train in the parking at current station
Between more than maximum dwell time (the 3rd predetermined threshold value), then the frequency not to the second train is adjusted (as shown in Figure 3).
The train diagram establishment method of the embodiment of the present invention, below by taking swallow room line route map of train as an example, is described.
By taking the service chart of swallow room line as an example, in the route map of train of the uniform departing time interval for completing prepared in advance
In, from left to right (i.e. with the order of due in morning and evening), begins look for from the first bus time of departure, finds upstream or downstream side
To first train for arriving at a station, if this train be from turn round and look at eight way stations dispatch a car 6:43:36 reach the up platform in Star City station,
So look over whether the descending platform in Star City station has train departure (to note in previous minute or one minute after：One minute is to set
The fixed adjustable time).If it did not, so continuing from left to right to search 6 by service chart:43:Leftmost after 36
First train for arriving at a station.If if it has, this from Star City station to turn round and look at eight way stations train be 6:43:01 sends out at Star City station
Car, then postpone time of departure of train to 6:43:30 (note：Here set be within 6 seconds dispatch a car with reach train overlap when
Between, i.e., in 6 seconds, deceleration train can be from starting to brake to coming to a complete stop, and accelerating train can be from the operation of static acceleration in 6 seconds
Speed).Continue search in the service chart of swallow room line, until the last bus off-running time.
Fig. 4 is the structural representation of the train diagram establishment device of one embodiment of the invention.As shown in figure 4, this
The train diagram establishment device of bright embodiment includes to mate train groups searching unit 41 and train diagram establishment unit 42, tool
Body ground：
Coupling train groups searching unit 41, for the train operation in the uniform departing time interval for completing prepared in advance
In figure, according to the coupling train groups at the current station of the sequential search in train arrival moment；The coupling train groups include first row
Car and the second train, first train are travelled at current station in opposite directions with the second train, and first train reaches described working as
Absolute value of the arrival time at front station with second train in the difference of the frequency at current station presets threshold less than second
Value；
Train diagram establishment unit 42, for adjusting the frequency of the second train described in the route map of train,
So that the arrival time of first train is the first predetermined threshold value with the difference of the frequency of second train, described first
Train completes skidding in first predetermined threshold value, and second train completes in first predetermined threshold value to accelerate
Start.
Further, coupling train groups searching unit 41 includes：
Arrival time queue generation module, for the sequencing according to the train arrival moment by each train number in current vehicle
The arrival time that stands is ranked up, and generates arrival time queue；
Coupling train groups searching modul, for arriving at a station described in being searched from queue header element successively according to the route map of train
The coupling train groups of the corresponding train of each element of moment queue.
The device also includes：
Queue header element deletes unit, does not exist for the corresponding train of the queue header element when the arrival time queue
During coupling train groups, then the queue header element is deleted.
The device also includes：
Information output unit, for being space-time when the arrival time queue, then exports and does not find coupling train groups
Information.
Further, train diagram establishment unit 42 includes：
Target frequency determining module, for determining the target frequency of second train, first train
The difference of arrival time and the target frequency of second train be the first predetermined threshold value；
Judge module, for judging second train described current according to the target frequency of second train
Whether the down time at station is less than the 3rd predetermined threshold value；
Target frequency adjusting module, judges described second for working as according to the target frequency of second train
The sending for second train is then adjusted constantly by train when the down time at the current station is less than three predetermined threshold value
For the target frequency.
The device of the embodiment of the present invention can be used for executing said method embodiment, and its principle is similar with technique effect, this
Place repeats no more.
Train diagram establishment method and device provided in an embodiment of the present invention, prepared in advance complete uniformly dispatch a car
The train operation in figure of time interval, according to the coupling train groups at the current station of the sequential search in train arrival moment；Adjustment
Join the frequency of departing trains in train groups, so that the arrival time of the train that arrives at a station in the coupling train groups and departing trains
Frequency departing trains complete in first predetermined threshold value accelerate start.The embodiment of the present invention is for sending out with station
The car moment be close to station to due in train number, by adjust frequency so that frequency is early than to arrival
Moment, the time period of the train deceleration that arrives at a station at utmost are overlapped with the Acceleration of starting time period of departing trains, realize the train that arrives at a station
The energy of brake is transferred directly in the acceleration of departing trains, and energy does not pass through energy-recuperation system, it is to avoid energy loss, with
When farthest can also reduce be detained station passenger's number.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can using complete hardware embodiment, complete software embodiment or with reference to software and hardware in terms of reality
Apply the form of example.And, the present invention can be adopted in one or more computers for wherein including computer usable program code
The upper computer program that implements of usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) is produced
The form of product.
The present invention is the flow process with reference to method according to embodiments of the present invention, equipment (system) and computer program
Figure and/or block diagram are describing.It should be understood that can be by computer program instructions flowchart and/or each stream in block diagram
Journey and/or the combination of square frame and flow chart and/or the flow process in block diagram and/or square frame.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device is instructed to produce
A raw machine so that produced for reality by the instruction of computer or the computing device of other programmable data processing device
The device of the function of specifying in present one flow process of flow chart or one square frame of multiple flow processs and/or block diagram or multiple square frames.
It should be noted that term " including ", "comprising" or its any other variant are intended to the bag of nonexcludability
Contain, so that a series of process including key elements, method, article or equipment not only include those key elements, but also including
Other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.
In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that including the key element
Process, method, also there is other identical element in article or equipment.
In the specification of the present invention, a large amount of details are illustrated.Although it is understood that, embodiments of the invention can
To put into practice in the case of there is no these details.In some instances, known method, structure and skill are not been shown in detail
Art, so as not to obscure the understanding of this description.Similarly, it will be appreciated that disclose and help understand respectively to simplify the present invention
One or more in individual inventive aspect, in description above to the exemplary embodiment of the present invention, each of the present invention is special
Levy sometimes and be grouped together in single embodiment, figure or descriptions thereof.However, should not be by the method solution of the disclosure
Release be intended to following in reflection：The i.e. feature is expressly recited in each claim by the present invention for required protection requirement ratio is more
Many features.More precisely, as the following claims reflect, inventive aspect is less than single reality disclosed above
Apply all features of example.Therefore, it then follows thus claims of specific embodiment are expressly incorporated in the specific embodiment,
Wherein each claim itself is used as the separate embodiments of the present invention.
Above example is merely to illustrate technical scheme, rather than a limitation；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：Which still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these are changed or replace
Change, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of train diagram establishment method, it is characterised in that include:
In the train operation in figure of the uniform departing time interval for completing prepared in advance, look into according to the order in train arrival moment
Look for the coupling train groups at current station；The coupling train groups include the first train and the second train, first train and the
Two trains are travelled in opposite directions at current station, and first train reaches the arrival time at the current station and second train
The second predetermined threshold value is less than in the absolute value of the difference of the frequency at current station；
The frequency of the second train described in the route map of train is adjusted, so that the arrival time of first train and institute
The difference for stating the frequency of the second train is the first predetermined threshold value, and first train completes to stop in first predetermined threshold value
Car is braked, and second train completes in first predetermined threshold value to accelerate to start.
2. train diagram establishment method according to claim 1, it is characterised in that described according to the train arrival moment
The coupling train groups at the current station of sequential search, including：
Arrival time of the sequencing by each train number at current station according to the train arrival moment is ranked up, and generation is arrived at a station
Moment queue；
The respective column of each element of the arrival time queue is searched according to the route map of train from queue header element successively
The coupling train groups of car.
3. train diagram establishment method according to claim 2, it is characterised in that methods described also includes：
If the corresponding train of the queue header element of the arrival time queue does not have coupling train groups, by first for queue unit
Element is deleted.
4. train diagram establishment method according to claim 3, it is characterised in that methods described also includes：
If the arrival time queue is sky, the information for not finding coupling train groups is exported.
5. train diagram establishment method according to claim 1, it is characterised in that the adjustment second train
Frequency includes：
Determine the target frequency of second train, the target of the arrival time of first train and second train
The difference of frequency is the first predetermined threshold value；
Target frequency according to second train judges that down time of second train at the current station is
No it is less than the 3rd predetermined threshold value；
If being less than, sending constantly for second train is adjusted to the target frequency.
6. a kind of train diagram establishment device, it is characterised in that include：
Coupling train groups searching unit, for the train operation in figure in the uniform departing time interval for completing prepared in advance,
Coupling train groups according to the current station of the sequential search in train arrival moment；The coupling train groups include the first train and the
Two trains, first train are travelled at current station in opposite directions with the second train, and first train reaches the current station
Arrival time and second train be less than the second predetermined threshold value in the absolute value of the difference of the frequency at current station；
Train diagram establishment unit, for adjusting the frequency of the second train described in the route map of train, so that institute
The difference of the arrival time and the frequency of second train of stating the first train is the first predetermined threshold value, and first train exists
Skidding is completed in first predetermined threshold value, second train completes in first predetermined threshold value to accelerate to start.
7. train diagram establishment device according to claim 6, it is characterised in that the coupling train groups searching unit
Including：
Arrival time queue generation module, for the sequencing according to the train arrival moment by each train number at current station
Arrival time is ranked up, and generates arrival time queue；
Coupling train groups searching modul, for searching the arrival time according to the route map of train successively from queue header element
The coupling train groups of the corresponding train of each element of queue.
8. train diagram establishment device according to claim 7, it is characterised in that described device also includes：
Queue header element deletes unit, there is no coupling for the corresponding train of the queue header element when the arrival time queue
During train groups, then the queue header element is deleted.
9. train diagram establishment device according to claim 8, it is characterised in that described device also includes：
Information output unit, for being space-time when the arrival time queue, then exports and does not find carrying for coupling train groups
Show information.
10. train diagram establishment device according to claim 6, it is characterised in that the train diagram establishment list
Unit includes：
Target frequency determining module, for determining the target frequency of second train, the arriving of first train
The difference of moment and the target frequency of second train of standing is the first predetermined threshold value；
Judge module, for judging second train at the current station according to the target frequency of second train
Down time whether be less than the 3rd predetermined threshold value；
Target frequency adjusting module, judges second train for working as according to the target frequency of second train
When the down time at the current station is less than three predetermined threshold value, then sending constantly for second train is adjusted to institute
State target frequency.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110910012A (en) * | 2019-11-20 | 2020-03-24 | 通号城市轨道交通技术有限公司 | Method and device for detecting train operation diagram overrun rationality |
| CN111791923A (en) * | 2020-05-21 | 2020-10-20 | 北京交通大学 | Energy-saving-oriented single-track railway train scheduling method and system |
| CN114132368A (en) * | 2021-11-23 | 2022-03-04 | 交控科技股份有限公司 | Vehicle control method, device and equipment and readable storage medium |
| CN118545116A (en) * | 2024-05-21 | 2024-08-27 | 北京交通大学 | Train operation icon ruler configuration method and system for reducing traction energy consumption |
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