CN113442971A - Train operation control method and system based on passenger flow - Google Patents
Train operation control method and system based on passenger flow Download PDFInfo
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- CN113442971A CN113442971A CN202110670538.3A CN202110670538A CN113442971A CN 113442971 A CN113442971 A CN 113442971A CN 202110670538 A CN202110670538 A CN 202110670538A CN 113442971 A CN113442971 A CN 113442971A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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Abstract
The invention discloses a train operation control method and a train operation control system based on passenger flow, wherein after a train arrives at a station, the passenger flow of the station is calculated, the congestion level of the passenger flow is evaluated, and the congestion level of the passenger flow is divided into low level and high level; if the congestion level of the passenger flow of the station is high, determining the station stop time and the station running time or the running level of the train at the station according to the passenger flow of the station; and if the congestion level of the passenger flow of the station is low, determining the station stop time and the station running time or the running level of the train at the station according to the passenger flow of the next station in front. The invention realizes intelligent passenger evacuation under the condition of not increasing trains, has less reference data, clear logic, simple realization method and less calculated amount, and can achieve the aim of rapidly evacuating passengers.
Description
Technical Field
The invention belongs to the technical field of train operation control, and particularly relates to a train operation control technology based on passenger flow.
Background
Under normal conditions, the operation adjusting method of the urban rail transit train adopts schedule adjustment, and the train is scheduled to operate in the arrival time and the departure time according to the schedule; when the passenger flow at a certain platform is increased, the train still adopts the planned station stop time, the planned station operation time or the operation grade, and the passengers can not be evacuated quickly.
Through retrieval, the chinese patent application with publication number CN108622142A discloses a train intelligent operation adjustment system and method based on real-time passenger flow, and proposes to add trains and give related prompts to the situation without train adding conditions, but does not further optimize train operation adjustment.
In the prior art, a train is not added, a dispatcher manually intervenes to prolong station stop time or shorten inter-station running time (or improve running grade), and the requirement on the professional technology of the dispatcher is high.
Disclosure of Invention
The invention aims to provide a train operation control method based on passenger flow, which can rapidly evacuate passengers without increasing train conditions.
In order to solve the technical problems, the invention adopts the following technical scheme:
a train operation control method based on passenger flow comprises the steps that after a train arrives at a station, the passenger flow of the station is calculated, the congestion level of the passenger flow is evaluated, and the congestion level of the passenger flow is divided into low level and high level; if the congestion level of the passenger flow of the station is high, determining the station stop time and the station running time or the running level of the train at the station according to the passenger flow of the station; and if the congestion level of the passenger flow of the station is low, determining the station stop time and the station running time or the running level of the train at the station according to the passenger flow of the next station in front.
Preferably, the congestion level of the passenger flow is normal non-congestion, light congestion, moderate congestion and heavy congestion in sequence from low to high, wherein the normal non-congestion and the light congestion belong to low, and the moderate congestion and the heavy congestion belong to high.
Preferably, if the passenger flow of the station is heavily crowded, the highest operation grade or the shortest inter-station operation time is adopted, and the station stop time is the maximum station stop time.
Preferably, if the passenger flow of the station is moderately crowded, the highest operation level or the shortest inter-station operation time is adopted, the station stop time is the scheduled inter-station stop time of the schedule plus the operation adjustment allowance time between the scheduled stations, and the adjustment allowance time is the scheduled inter-station operation time-the shortest inter-station operation time.
Preferably, if the flow of passengers at the next station is heavily or moderately crowded, the highest operation grade or the shortest inter-station operation time is adopted, and the station stop time is the scheduled station stop time of the schedule.
Preferably, if the passenger flow of the next station is slightly crowded or not crowded normally, the stop time of the train at the station and the running time or the running grade of the train between the stations are adjusted and calculated according to the schedule without considering the passenger flow.
Preferably, the method also comprises a train departure control method, and when the train departs from the station, the inter-station running time or the running grade of the train is calculated according to the passenger flow of the next station in front.
Preferably, if the flow of passengers at the next station is heavily or moderately crowded, the highest operation grade or the shortest inter-station operation time is adopted; and if the passenger flow of the next station is slightly crowded or not crowded normally, adjusting and calculating the inter-station running time or the running grade of the train according to the schedule without considering the passenger flow.
The invention also provides a train operation control system based on passenger flow, which comprises:
a passenger flow calculation module: the passenger flow rate calculation module is used for calculating the passenger flow rate of the current station and the passenger flow rate of the next station in front;
a passenger flow rate evaluation module: the system is used for evaluating the congestion level of the passenger flow of the current station and the passenger flow of the next station in front;
the train operation real-time adjusting module: and determining the stop time of the station and the running time or running grade between the stations according to the evaluation result of the passenger flow evaluation module.
The technical scheme adopted by the invention fully considers the passenger flow of the station and the passenger flow of the next station in front, determines the station stop time of the train at the station and the inter-station running time or running grade according to the passenger flow, and can quickly evacuate passengers by adopting the modes of delaying the station stop time and shortening the inter-station running time.
Therefore, the intelligent passenger evacuation is realized under the condition that the train is not added through the technical scheme, the reference data is less, the logic is clear, the realization method is simple, the calculated amount is less, and the purpose of rapidly evacuating passengers can be achieved.
The following detailed description of the present invention will be provided in conjunction with the accompanying drawings.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
fig. 1 is a flow chart of an intelligent passenger evacuation train arrival adjustment method according to the present invention.
Fig. 2 is a flow chart of the intelligent passenger evacuation train departure adjustment method of the invention.
Fig. 3 is a schematic diagram of passenger flow rate at a station.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The invention relates to a train operation control method based on passenger flow, which is shown in figure 1: after the train arrives at the station, the stop time of the train at the station and the running grade (or the running time between the stations) of the train to the next station are calculated according to the passenger flow of the station and the passenger flow of the next station in front.
The passenger flow is evaluated by the congestion level, and the congestion level is normal non-congestion, light congestion, moderate congestion and heavy congestion in sequence from low to high, wherein the normal non-congestion and the light congestion belong to low, and the moderate congestion and the heavy congestion belong to high. Among them, normal uncongested: the number of passengers at the platform does not exceed the number of passengers with normal comfort level at the platform; light crowding: the number of platform passengers exceeds the number of platform normal comfort passengers and does not exceed 130%; moderate crowding: the number of platform passengers exceeds 130% and not 160% of the number of platform normal comfort passengers; heavy crowding: the number of platform passengers exceeds 160% of the number of normal comfort passengers at the platform. The number of normal comfort passengers at a station is determined by the particular station and is a known quantity.
If the passenger flow of the station is heavily crowded, the highest operation grade or the shortest inter-station operation time is adopted, and the station stop time is the maximum station stop time. If the passenger flow of the station is moderately crowded, the highest operation level or the shortest inter-station operation time is adopted, the station stop time is the scheduled station stop time of the timetable plus the inter-station operation adjustment allowance time, and the inter-station operation adjustment allowance time is the scheduled inter-station operation time-the shortest inter-station operation time. And if the flow of the passengers at the next station is heavily or moderately crowded, adopting the highest operation grade or the shortest inter-station operation time, and planning the station stop time for the schedule. And if the passenger flow of the next station is slightly crowded or not crowded normally, the passenger flow is not considered, and the stop time of the train at the station and the running time or the running grade of the train between the stations are adjusted and calculated according to the schedule. The highest operation grade is the highest speed limit operation grade of the train, the shortest inter-station operation time is the highest speed limit operation time of the train, and the station stop time is the stop time of the train at the platform.
Fig. 3 shows passenger traffic at 8 platforms at 4 stations, with ascending platform sequence ST0102, ST0202, ST0302, ST0402, and descending platform sequence ST0401, ST0301, ST0201, ST 0101.
As shown in fig. 1, the basic process of train arrival processing includes:
1) and determining the passenger crowding degree according to the passenger flow of the current station and the passenger flow of the next station in front.
As shown in fig. 3, the passenger traffic congestion degree of the station ST0101 is light; the passenger flow congestion degree of the station ST0101 is serious; the passenger traffic congestion degree of the station ST0201 is serious; the passenger traffic congestion degree of the station ST0202 is severe; the passenger flow congestion degree of the station ST0301 is normal and not congested; the passenger flow congestion degree of the station ST0302 is moderate; the passenger traffic congestion degree of the station ST0401 is light; the passenger traffic congestion degree at the station ST0402 is normal and not congested.
2) According to the passenger flow of the current station and the congestion degree of the passenger flow of the next station in front, the stop time of the train at the current station and the running grade (or the running time between the stations) of the train to the next station are calculated.
As shown in FIG. 3, assume that the planned stop times are all 30s, and the maximum stop time is 60 s; the planned inter-station running time is 120s, and the minimum inter-station running time is 105 s:
when the train arrives at the ST0202 station, the passenger flow of the station is heavily crowded, the highest operation grade or the shortest inter-station operation time is adopted, and the maximum station stop time is adopted in the station stop time;
when a train arrives at the ST0302 station, the passenger flow of the station is moderately crowded, the highest operation grade or the shortest inter-station operation time is adopted, the station stop time is the scheduled station stop time of the timetable plus the operation adjustment allowance time between the scheduled stations, and the station time is 45s according to the assumed condition;
when a train arrives at the ST0301 platform, the passenger flow of the station is normal and not crowded, and the passenger flow of the ST0201 platform at the next station is moderately crowded, the highest operation grade or the shortest inter-station operation time is adopted, and the station stop time is the schedule planned station stop time;
when the train arrives at the ST0401 platform, the passenger flow of the current station is normal and not crowded, and the passenger flow of the ST0301 platform of the next station is normal, the planned station stop time and the planned inter-station operation time are adopted.
Example two
On the basis of the first embodiment, the train departure control method is further included, and the main flow of train departure processing is shown in fig. 2: when the train leaves the station, the operation grade (or the inter-station operation time) from the train to the next station is calculated according to the passenger flow of the next station in front.
The method comprises the following specific steps:
1) and determining the passenger crowding degree according to the passenger flow of the next station in front.
2) And calculating the running grade (or the inter-station running time) of the train to the next station according to the congestion degree of the passenger flow of the next station in front.
If the passenger flow of the next station is heavily or moderately crowded, adopting the highest operation grade or the shortest inter-station operation time; and if the passenger flow of the next station is slightly crowded or not crowded normally, adjusting and calculating the inter-station running time or the running grade of the train according to the schedule without considering the passenger flow.
As shown in fig. 3, it is assumed that the planned inter-station run time is 120s, and the minimum inter-station run time is 105 s:
when the train leaves the ST0102 station, the passenger flow of the ST0202 station at the next station is heavily crowded, and the highest operation grade or the shortest inter-station operation time is adopted;
when the train leaves the ST0302 station, the passenger flow of the ST0402 station of the next station is slightly crowded, and the planned operation grade or the planned inter-station operation time is adopted.
EXAMPLE III
A passenger flow based train operation control system comprising:
a passenger flow calculation module: the passenger flow rate calculation module is used for calculating the passenger flow rate of the current station and the passenger flow rate of the next station in front;
a passenger flow rate evaluation module: the system is used for evaluating the congestion level of the passenger flow of the current station and the passenger flow of the next station in front;
the train operation real-time adjusting module: and determining the stop time of the station and the running time or running grade between the stations according to the evaluation result of the passenger flow evaluation module.
The specific calculation processes of the passenger flow calculation module, the passenger flow evaluation module and the train operation real-time regulation module are shown in the first embodiment and the second embodiment.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in other forms without departing from the spirit or essential characteristics thereof. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (9)
1. A train operation control method based on passenger flow is characterized in that:
after the train arrives at the station, calculating the passenger flow of the station and evaluating the congestion level of the passenger flow, wherein the congestion level of the passenger flow is divided into low and high; if the congestion level of the passenger flow of the station is high, determining the station stop time and the station running time or the running level of the train at the station according to the passenger flow of the station; and if the congestion level of the passenger flow of the station is low, determining the station stop time and the station running time or the running level of the train at the station according to the passenger flow of the next station in front.
2. The passenger flow-based train operation control method according to claim 1, wherein: the congestion level of the passenger flow is normal uncongested, light crowded, medium crowded and heavy crowded from low to high in sequence, wherein the normal uncongested and light crowded belong to low, and the medium crowded and heavy crowded belong to high.
3. The passenger flow-based train operation control method according to claim 2, wherein: if the passenger flow of the station is heavily crowded, the highest operation grade or the shortest inter-station operation time is adopted, and the station stop time is the maximum station stop time.
4. The passenger flow-based train operation control method according to claim 2, wherein: if the passenger flow of the station is moderately crowded, the highest operation level or the shortest inter-station operation time is adopted, the station stop time is the sum of the scheduled station stop time of the timetable and the scheduled inter-station operation adjustment allowance time, and the adjustment allowance time is the scheduled inter-station operation time-the shortest inter-station operation time.
5. The passenger flow-based train operation control method according to claim 2, wherein: and if the flow of the passengers at the next station is heavily or moderately crowded, adopting the highest operation grade or the shortest inter-station operation time, and planning the station stop time for the schedule.
6. The passenger flow-based train operation control method according to claim 2, wherein: and if the passenger flow of the next station is slightly crowded or not crowded normally, the passenger flow is not considered, and the stop time of the train at the station and the running time or the running grade of the train between the stations are adjusted and calculated according to the schedule.
7. The passenger flow-based train operation control method according to claim 2, wherein: and when the train leaves the station, calculating the inter-station running time or the running grade of the train according to the passenger flow of the next station in front.
8. The passenger flow-based train operation control method according to claim 7, wherein: if the passenger flow of the next station is heavily or moderately crowded, adopting the highest operation grade or the shortest inter-station operation time; and if the passenger flow of the next station is slightly crowded or not crowded normally, adjusting and calculating the inter-station running time or the running grade of the train according to the schedule without considering the passenger flow.
9. A passenger flow-based train operation control system, characterized by comprising:
a passenger flow calculation module: the passenger flow rate calculation module is used for calculating the passenger flow rate of the current station and the passenger flow rate of the next station in front;
a passenger flow rate evaluation module: the system is used for evaluating the congestion level of the passenger flow of the current station and the passenger flow of the next station in front;
the train operation real-time adjusting module: and determining the stop time of the station and the running time or running grade between the stations according to the evaluation result of the passenger flow evaluation module.
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| CN202110670538.3A CN113442971A (en) | 2021-06-17 | 2021-06-17 | Train operation control method and system based on passenger flow |
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| CN202110670538.3A CN113442971A (en) | 2021-06-17 | 2021-06-17 | Train operation control method and system based on passenger flow |
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