CN202584431U - Bus priority control system based on timetable - Google Patents
Bus priority control system based on timetable Download PDFInfo
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- CN202584431U CN202584431U CN 201120547190 CN201120547190U CN202584431U CN 202584431 U CN202584431 U CN 202584431U CN 201120547190 CN201120547190 CN 201120547190 CN 201120547190 U CN201120547190 U CN 201120547190U CN 202584431 U CN202584431 U CN 202584431U
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Abstract
The utility model discloses a bus priority control system based on a timetable, which comprises a vehicle identification unit, a timetable database unit, an intersection signal control unit and an intersection signal machine. The vehicle identification unit obtains the information of a bus passing an intersection. Bus lines passing the intersection and a preset running timetable are stored in the timetable database unit. The intersection signal control unit obtains the information of the bus passing the intersection to compare with the running timetable in the timetable database unit, judges whether the bus is late, and executes vehicle priority control if the bus passing the intersection is late. The bus priority control system solves the technical problem that whether the bus is late can not be judged in the condition that no GPS or wireless networks exist in the prior art. The bus priority control system also shortens the intersection passing time of the late bus, ensures that the late time of the bus at the next stop is reduced, and improves the on schedule rate of the bus.
Description
Technical field
The present invention relates to a kind of traffic signal control method of intelligent transportation field, specifically a kind of public traffic in priority control system based on timetable.
Background technology
Along with the increase of urban population, road is crowded, environmental pollution causes the quality of the life in the city to descend.In order to improve rate of energy, improve environmental quality, government advocates Green Travel, greatly develops the public transport cause.Public transport becomes the important component part in the intelligent transportation field.The public transport operation timetable
Be flowing law according to the city bus passenger, according to the quantity of passenger flow, direction, time formulate clocklike, the driving plan that goes round and begins again.Still be gerentocratic scheduling angle no matter, guarantee that the running on time of bus can be realized the social benefit that public transit system and passenger go on a journey to the full extent from passenger demand angle, vehicle operating angle.How to guarantee that bus moves on schedule, the punctuality rate that improves bus is publicly to look forward to, also is the emphasis of the research of intelligent public transportation system.
A kind of public transport priority signal timing method based on the table time of running is disclosed among the Chinese patent document CN101556740B; Comprise information acquisition; To the bus journey time and depart from the late degree of timetable and calculate; Calculate the light color situation when crossing current demand signal timing obtains bus and arrives stop line above control center utilizes and select the bus signals mode of priority, calculate people's total delay variable quantity of crossing and by the new signal time distributing conception of control center's generation according to different light colors.In this technical scheme, through GPS (GPS) system or wireless network the information that collects is transmitted and to look for control center, do not having under the situation of these equipment, then can't realize judging whether bus is late.
Summary of the invention
For this reason; It is late that technical matters to be solved by this invention is under the situation that does not have GPS or wireless network, can't judge in the prior art that bus carries out, thereby propose a kind of public traffic in priority control method based on timetable that can judge still that under the situation that does not have GPS or infinite network vehicle is whether late.
For solving the problems of the technologies described above, the public traffic in priority control system based on timetable of the present invention is characterized in that, comprising:
Vehicle recognition unit: comprise being arranged on crossing stop line preceding vehicle sensing apparatus and time module, obtain the line information and the current moment of dealing bus, and the information that obtains is transmitted;
Timetable Database Unit: comprise the timetable database, put down in writing public bus network and preset current timetable in the said timetable database, be stored in the memory device that is arranged on the crossing through said crossing;
Crossing signaling control unit: comprise late judge module and control module; Said late judge module receives the line information and the current moment of the current bus of said vehicle recognition unit transmission; And said information compared with the corresponding current timetable of public bus network described in the said timetable database, judge whether bus is late; Said control module obtains the judged result of said late judge module, if bus is late, then carries out vehicle and preferentially controls, and sends steering order;
Intersection annunciator: be arranged on the crossing, receive the steering order that said control module is sent, the show state of control signal lamp.
Said vehicle sensing apparatus is a wagon detector.
Said bus is provided with detectable coded message, and said coded message comprises the line information of bus.
Said wagon detector is arranged on apart from preceding 30 meters-100 meters scopes of crossing stop line.
Said wagon detector is arranged on apart from preceding 50 meters of crossing stop line.
Technique scheme of the present invention is compared prior art and is had the following advantages,
(1) the public traffic in priority control system based on timetable of the present invention comprises vehicle recognition unit, timetable Database Unit, crossing signaling control unit and intersection annunciator, and vehicle recognition unit obtains the bus information through the crossing; Stored the current public bus network in said crossing in the timetable Database Unit and reached the preset table time of running, the crossing signaling control unit obtains the current bus information in crossing and shows the time of running in the timetable data cell to compare, and judges whether vehicle is late; If current bus is late, then to carry out vehicle and preferentially control, late like this vehicle just can shorten the transit time at this crossing; When arriving the next stop, reduce the late time, so just improved the percent of punctuality of bus, reduced the late time; Simultaneously timetable is issued to the crossing; Be stored in the memory device at crossing, also avoided under the situation that does not have GPS or wireless network, can't judging the technical matters that bus is late in the prior art, under the equipment condition of limited; Only need to obtain information that traffick arrives and whether current constantly just to judge vehicle late; Take the control mode of public traffic in priority to improve the traffic efficiency of late bus, the time of taking to adjust traffic lights guarantees that bus preferentially passes through, and reduces the transit time of bus at the crossing; This system is applicable to the key area emphasis public bus network in the city; The sizable public bus network of the volume of the flow of passengers in addition, requires the road must be enough wide on the current environment; Can mark two-way special use, the bus track of sealing.Road conditions are better, can reach certain speed per hour during vehicle pass-through, and the traffic lights at crossing are not many, and current environment is uncomplicated, has the isolation strip that pedestrian, bicycle, big-and-middle dolly are all distinguished and come.At last the hardware detection that all systems will use must be installed, also have center control service end.When morning and evening peak vehicle is very many, also can said system be turned off, generally only putting down under the few situation of peak phase vehicle, could understand the said public traffic in priority control system of operation.
(2) the public traffic in priority control system based on timetable of the present invention; Said vehicle sensing apparatus is arranged on apart from preceding 30 meters-100 meters scopes of crossing stop line, and preferred 50 meters, selecting this scope is to detect to make after the traffic information of bus to judge the time assurance is provided; Can guarantee that also vehicle can pass through smoothly if carry out preferential control; The too close crossing that is provided with can't guarantee the time that follow-up judgement and execution spends, if be provided with too away from the crossing; When carrying out preferential control, can't guarantee that this bus can pass through smoothly, select above-mentioned numerical value can satisfy above-mentioned requirements.
Description of drawings
For content of the present invention is more clearly understood, below according to a particular embodiment of the invention and combine accompanying drawing, the present invention is done further detailed explanation, wherein
Fig. 1 is the structured flowchart of the public traffic in priority control system based on timetable of the present invention;
Fig. 2 is the process flow diagram of the public traffic in priority control method based on timetable of the present invention.
Embodiment
Provide a concrete embodiment of the public traffic in priority control system based on timetable of the present invention below.
Embodiment 1:
Public traffic in priority control system based on timetable of the present invention comprises:
Vehicle recognition unit: comprise being arranged on crossing stop line preceding vehicle sensing apparatus and time module, obtain the line information and the current moment of dealing bus, and the information that obtains is transmitted.The said vehicle sensing apparatus here is a wagon detector, is arranged on apart from preceding 50 meters of crossing stop line.The bus of dealing is provided with detectable coded message, and said coded message comprises the line information of bus, and said wagon detector can detect bus and arrive, and reads simultaneously to get coded message on the bus, obtains its line information.Time when said time module can write down the bus arrival simultaneously.
Timetable Database Unit: comprise the timetable database, put down in writing public bus network and preset current timetable in the said timetable database, be stored in the memory device that is arranged on the crossing through said crossing;
Crossing signaling control unit: comprise late judge module and control module; Said late judge module receives the line information and the current moment of the current bus of said vehicle recognition unit transmission; And said information compared with the corresponding current timetable of public bus network described in the said timetable database, judge whether bus is late; Said control module obtains the judged result of said late judge module, if bus is late, then carries out vehicle and preferentially controls, and sends steering order;
Intersection annunciator: be arranged on the crossing, receive the steering order that said control module is sent, the show state of control signal lamp.
As embodiment that can conversion, said wagon detector also can be arranged on apart from preceding 30 meters, 60 meters, 80 meters of crossing stop lines or 100 meters.
Use the control method of above-mentioned public traffic in priority control system based on timetable, comprise the steps:
(1) vehicle recognition unit is passed through the bus information that the vehicle sensing apparatus obtains to arrive the crossing, and the public bus network information that obtains and the current moment are sent to the crossing signaling control unit,
(2) the late judge module in the signaling control unit of said crossing with the public bus network information that obtains and current constantly with said timetable Database Unit in the corresponding current timetable of said public bus network compare, judge whether bus late;
(3) said control module obtains the judged result of said late judge module; If bus is late; Then carrying out vehicle preferentially controls: if the current demand signal lamp is red light, then to said intersection annunciator sending controling instruction, the red time of said belisha beacon is adjusted into the minimum period; If said signal lamp is a green light, then keep green light to said bus to pass through smoothly.
Embodiment 2:
On the basis of the foregoing description, the control method of said public traffic in priority control system based on timetable can also comprise following process:
In said step (2), said late judge module is judged when whether bus is late, is comprised following situation:
If the current time that is later than the table time of running constantly of A. said bus was not judged late in 1 minute.
When B. having the bus of identical public bus network to arrive said crossing once more in 3 minutes after carrying out the preferential control of vehicle, late judge module does not think that bus is late.
C. from carry out the preferential control of vehicle the time be carved into the vehicle that arrives between the preset next current moment the corresponding current timetable of said public bus network; Said late judge module is judged as next bus and arrives in advance, does not think that bus is late.
Provide below based on a said late judge module of concrete timetable and how to judge the concrete mode that bus is whether late:
(1) be 123 tunnel bus to line number, the table time of running of No. 123 buses of storing in the timetable database in the memory device of crossing is: 06:00,06:10,06:20,06:30,06:40.
(2) if bus is 06:01 lease making out-of-date (being regarded as that time public transport that 06:00 divides), and said late judge module does not think that bus is late, and control module is not carried out vehicle and preferentially controlled.
(3) if public transport is 06:02 lease making out-of-date (being regarded as that time public transport that 06:00 divides), and said late judge module thinks that said bus is late, and control module is carried out vehicle and preferentially controlled.After in 3 minutes, 06:02-06:05 is if there is the car process, said late judge module just no longer thinks that bus is late, control module is no longer carried out vehicle and has preferentially been controlled.
(4) public transport is preferentially controlled if carried out vehicle at 06:02 lease making out-of-date (being regarded as that time public transport that 06:00 divides); Arrive the vehicle of arrival between the 06:10 (it is constantly current that preset next bus in the table time of running) at 06:02; The bus that is regarded as 06:10 arrives in advance; Said late judge module does not think that bus is late, and said control module is not carried out vehicle and preferentially controlled.
(5) public transport is if divide through (being regarded as that time public transport that 06:10 divides) at 06:11; Do not carry out preferential strategy according to late in 1 minute, preferentially control and after 06:11 divides, judge according to above-mentioned determination methods that vehicle is whether late and judge whether to carry out vehicle to the public transport between the 06:20 (being regarded as that time public transport that 06:10 divides).
(6) supposition 06:19 (being regarded as that time public transport that 06:10 divides) No. 123 buses arrive; Carried out preference strategy according to above-mentioned determination methods; And divide later on to no longer carrying out preference strategy between the 06:22 (within 3 minutes) at 06:19; Dividing to the car that arrives between the 06:20 (time of running table the next current moment) from 06:19 simultaneously is that the car of 06:20 arrives in advance, and said late judge module does not judge and send a car lately that said control module is not carried out public traffic in priority control.
(7) behind the 06:20; According to original rule, judge whether vehicle need carry out preferential control again, for before 06:22, (carrying out preferentially and control in back 3 minutes) bus that arrives; Said late judge module is not judged late, and said control module is not carried out vehicle and preferentially controlled; The bus that arrives between the 06:22-06:30, said late judge module judges that bus is late, said control module is carried out vehicle and is preferentially controlled.
In addition, in said step (3), when said late judge module process judges that the bus that obtains having in the crossing current direction more than two is all late, then do not carry out vehicle and preferentially control.At this moment, if carry out the public traffic in priority of a direction, will influence the transit time of the bus of other directions, cause the late situation aggravation of other buses, therefore, said crossing was no longer carried out vehicle and was preferentially controlled this moment.Just carrying out vehicle when the bus that only has only a direction at a crossing is late preferentially controls.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the invention.
Claims (5)
1. the public traffic in priority control system based on timetable is characterized in that, comprising:
Vehicle recognition unit: comprise being arranged on crossing stop line preceding vehicle sensing apparatus and time module, obtain the line information and the current moment of dealing bus, and the information that obtains is transmitted;
Timetable Database Unit: comprise the timetable database, put down in writing public bus network and preset current timetable in the said timetable database, be stored in the memory device that is arranged on the crossing through said crossing;
The crossing signaling control unit;
Intersection annunciator: be arranged on the crossing, receive the steering order that said control module is sent, the show state of control signal lamp.
2. public traffic in priority control system according to claim 1 is characterized in that: said vehicle sensing apparatus is a wagon detector.
3. public traffic in priority control system according to claim 1 and 2 is characterized in that: said bus is provided with detectable coded message, and said coded message comprises the line information of bus.
4. public traffic in priority control system according to claim 3 is characterized in that: said vehicle sensing apparatus is arranged on apart from preceding 30 meters-100 meters scopes of crossing stop line.
5. public traffic in priority control system according to claim 4 is characterized in that: said vehicle sensing apparatus is arranged on apart from preceding 50 meters of crossing stop line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120547190 CN202584431U (en) | 2011-12-23 | 2011-12-23 | Bus priority control system based on timetable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120547190 CN202584431U (en) | 2011-12-23 | 2011-12-23 | Bus priority control system based on timetable |
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| Publication Number | Publication Date |
|---|---|
| CN202584431U true CN202584431U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201120547190 Expired - Lifetime CN202584431U (en) | 2011-12-23 | 2011-12-23 | Bus priority control system based on timetable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568221A (en) * | 2011-12-23 | 2012-07-11 | 北京易华录信息技术股份有限公司 | Bus priority control system and method based on timetable |
| CN103680163A (en) * | 2013-12-03 | 2014-03-26 | 青岛海信网络科技股份有限公司 | Regional bus signal priority method based on bus demands |
| CN104183117A (en) * | 2014-08-01 | 2014-12-03 | 浙江工业大学 | Bus departure control method |
| CN104183117B (en) * | 2014-08-01 | 2017-01-04 | 浙江工业大学 | The control method of bus departure |
| WO2021020232A1 (en) * | 2019-07-31 | 2021-02-04 | コイト電工株式会社 | Traffic control device and traffic light |
| CN113538935A (en) * | 2021-05-12 | 2021-10-22 | 南京理工大学 | Bus punctuality rate optimization induction type control method under special-road-right-free environment |
-
2011
- 2011-12-23 CN CN 201120547190 patent/CN202584431U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568221A (en) * | 2011-12-23 | 2012-07-11 | 北京易华录信息技术股份有限公司 | Bus priority control system and method based on timetable |
| CN103680163A (en) * | 2013-12-03 | 2014-03-26 | 青岛海信网络科技股份有限公司 | Regional bus signal priority method based on bus demands |
| CN103680163B (en) * | 2013-12-03 | 2016-01-27 | 青岛海信网络科技股份有限公司 | Based on the region bus signals mode of priority of public transport demand |
| CN104183117A (en) * | 2014-08-01 | 2014-12-03 | 浙江工业大学 | Bus departure control method |
| CN104183117B (en) * | 2014-08-01 | 2017-01-04 | 浙江工业大学 | The control method of bus departure |
| WO2021020232A1 (en) * | 2019-07-31 | 2021-02-04 | コイト電工株式会社 | Traffic control device and traffic light |
| JP2021026322A (en) * | 2019-07-31 | 2021-02-22 | コイト電工株式会社 | Traffic control device and traffic signal |
| JP7012049B2 (en) | 2019-07-31 | 2022-01-27 | コイト電工株式会社 | Traffic control equipment and traffic lights |
| CN114026623A (en) * | 2019-07-31 | 2022-02-08 | 科伊托电力工业有限公司 | Traffic control device and signal machine |
| CN114026623B (en) * | 2019-07-31 | 2023-11-07 | 科伊托电力工业有限公司 | Traffic control device and signal machine |
| US11869349B2 (en) | 2019-07-31 | 2024-01-09 | Koito Electric Industries, Ltd. | Traffic control device and traffic light |
| CN113538935A (en) * | 2021-05-12 | 2021-10-22 | 南京理工大学 | Bus punctuality rate optimization induction type control method under special-road-right-free environment |
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Granted publication date: 20121205 |