CN112837544B - Vehicle passing control device and control method for junction of parking lots - Google Patents
Vehicle passing control device and control method for junction of parking lots Download PDFInfo
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- CN112837544B CN112837544B CN202110079401.0A CN202110079401A CN112837544B CN 112837544 B CN112837544 B CN 112837544B CN 202110079401 A CN202110079401 A CN 202110079401A CN 112837544 B CN112837544 B CN 112837544B
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- G—PHYSICS
- G08—SIGNALLING
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- G08G1/00—Traffic control systems for road vehicles
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- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
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- G—PHYSICS
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- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
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Abstract
The invention discloses a vehicle passing control device and a control method for a junction of a parking lot, which comprises a detector A, a detector B, a detector C, a signal lamp and a controller, wherein the detector A is connected with the detector B; the detector A is arranged in the lane I and used for detecting vehicles entering the lane I; the detector B is arranged in the lane II and is used for detecting vehicles entering the lane II; the detector C is arranged in the target lane and is used for detecting whether the vehicle in the lane I or the lane II drives out and enters the target lane; the controller respectively counts the vehicles in the lane I and the lane II according to the signals sent by the detector A, the detector B and the detector C, formulates a vehicle release strategy according to the time in the corresponding lane of the vehicles, and sends instructions to corresponding signal lamps according to the vehicle release strategy; the two signal lamps are respectively arranged in front of the lane I and the lane II. The problem of node traffic conflict of the confluence of the parking lot is solved, and the node traffic passing efficiency of large traffic flow and mutual blind areas is greatly improved.
Description
Technical Field
The invention relates to a vehicle passing control device and method for a junction of parking lots, and belongs to the technical field of intelligent traffic control.
Background
Parking is a life scene that a vehicle user must experience every day, and with the rapid increase of the quantity of retained automobiles in China, the saturation of parking space becomes an industry focus, a simple plane parking lot cannot meet the requirement of urban planning, a multi-layer parking lot/building becomes one of the current important solutions, so that the conflict of parking operation lines is increased to a certain extent, the convergence intersection is ignored in the design process as a typical scene due to the consistent driving directions of multi-path vehicles, is controlled by means of simple stop line signs and the like, and often has convergence rush to drive and form collision accidents in the peak period, or the sight of vehicles on different paths is blocked at the layered confluence intersection in idle time, when the running speed of a certain path is too fast, the two conditions can cause large-area parking jam and delay.
Therefore, according to the requirements in the forty-fifth item of road traffic safety law, when the motor vehicles wait in line or slowly run at the junction, the motor vehicles should pass in turn, and a reasonable alternate passing signal control method and device are arranged for the key junction of the parking lot, so that the operation order of the parking lot can be effectively standardized, the passing efficiency is optimized, and the probability of paralysis caused by accidents is reduced and avoided.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a control device and a control method for vehicle passing at a junction of a parking lot, which solve the problem of junction traffic conflict of junction of the parking lot and greatly improve the junction traffic passing efficiency of large traffic flow and mutual blind areas.
The purpose of the invention is realized by the following technical scheme:
a vehicle passing control device for a junction of a parking lot confluence comprises a detector A, a detector B, a detector C, a signal lamp and a controller;
the detector A is arranged in the lane I and used for detecting vehicles entering the lane I, sending trigger signals to the controller and recording signal trigger time;
the detector B is arranged in the lane II and used for detecting vehicles entering the lane II, sending trigger signals to the controller and recording signal trigger time;
the detector C is arranged in the target lane and is used for detecting whether the vehicle in the lane I or the lane II drives out and enters the target lane, sending a trigger signal to the controller and recording the trigger time of the signal;
the controller is in communication connection with the detector A, the detector B, the detector C and the signal lamps respectively, and counts vehicles in the lane I and the lane II respectively according to signals sent by the detector A, the detector B and the detector C, establishes a vehicle release strategy according to time in a corresponding lane of the vehicle, and sends instructions to the corresponding signal lamps according to the vehicle release strategy;
the two signal lamps are respectively arranged in front of the lane I and the lane II, and the signal lamps receive the instruction sent by the controller to display colors and prompt the vehicles in the corresponding lanes to stay or exit the channel.
Furthermore, the lane I and the lane II are two lanes to be converged, and the target lane is a lane where the lane I and the lane II are converged.
Furthermore, a section of passing judging area is respectively arranged at the front section of the lane I and the front section of the lane II, the detector A is arranged at the vehicle entering end of the passing judging area of the lane I, and the detector B is arranged at the vehicle entering end of the passing judging area of the lane II.
Further, the vehicle passing strategy formulated by the controller is as follows: when it is detected that a vehicle enters a certain lane and the vehicle entering time is earlier than the vehicle entering time in another lane, releasing the lane by one vehicle; if a vehicle waits in the other lane after the vehicle in the lane is released, releasing the vehicle in the other lane; and then repeating the process to carry out bidirectional regulation and control on the two lanes.
A control method of a vehicle passing control device at a junction of a parking lot comprises the following steps:
step one, initialization: the traffic lights of the lane I and the lane II prohibit vehicles from passing, and the detector A, the detector B and the detector C start to work;
step two, detecting vehicles in a lane I and a lane II: when a vehicle enters a lane I or a lane II, a detector in the lane is triggered, the triggered detector sends a trigger signal to the controller, and the controller simultaneously records the time of triggering the detector and counts the vehicles in the lane corresponding to the detector;
step three, granting lane communication right: the controller judges the first triggering time of the detector A and the detector B, and sends a traffic light adjusting signal to a signal lamp of a lane corresponding to the detector triggered first so that the lane obtains the communication right;
step four, regulating and controlling right of passage of the two lanes:
4.1) the signal lamp of the lane obtaining the right of pass indicates the pass, the vehicle exits from the original lane and enters the target lane, the detector C is triggered, the detector C sends a trigger signal to the controller, and the controller counts the vehicles in the lane with the right of pass again;
4.2) the controller judges the number of vehicles in the other lane, if the number of waiting vehicles in the other lane is counted, the controller sends an adjusting signal instruction to the signal lamp to exchange the right of way traffic; if the other channel has no waiting vehicle, then step 4.3) is carried out;
4.3) continuously judging whether waiting vehicles still exist in the current passing lane, if so, keeping the passing right and continuously receiving the trigger signal of the detector C, and repeating the steps 4.1) to 4.2); if no waiting vehicle exists in the right-of-way lane, the two lanes are proved to have no vehicle, and the task is ended.
The invention has the following advantages:
the invention provides an automatic control system for a typical traffic scene, ensures effective traffic control of vehicles with the same right of way in the typical scene, and avoids congestion and traffic accidents caused by vehicle overtaking.
The method can extend to partial common traffic scenes based on typical traffic scenes, reduces the inflexibility of the traditional signal lamp based on fixed time control, and provides a method for optimizing the control efficiency and quality of the traffic signal lamp through the actual occupation condition of each lane.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic view of a problem traffic scene in embodiment 1 of the present invention;
fig. 2 is a schematic view of a vehicle passage control device at a junction of a parking lot according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of a problem traffic scenario in embodiment 2 of the present invention;
fig. 4 is a schematic view of a vehicle passage control device at a junction of a parking lot junction according to embodiment 2 of the present invention;
fig. 5 is a flow chart of a vehicle passing control method at a junction of a parking lot junction according to the invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention.
Example 1
A vehicle passing control device for a junction of a parking lot confluence comprises a detector A, a detector B, a detector C, a signal lamp and a controller; the lane I and the lane II are two lanes to be converged, and the target lane is a lane formed by converging the lane I and the lane II; the front sections of the lane I and the lane II are respectively provided with a section of passing judging area.
As shown in fig. 3, the lane I and the lane II are two opposite lanes, and the target lane is a merging lane after the vehicle turns left in the lane I and turns right in the lane II.
As shown in fig. 5, the lane I and the lane II are two vertical lanes, and the target lane is a merging lane in which the vehicle in the lane I runs straight and the vehicle in the lane II turns left.
The detector A is arranged at a vehicle driving end of the lane I passing judgment area and used for detecting a vehicle driving into the lane I, sending a trigger signal to the controller and recording signal trigger time;
the detector B is arranged at a vehicle driving end of the lane II traffic judging area and used for detecting the vehicle driving into the lane II, sending a trigger signal to the controller and recording the signal trigger time;
the detector C is arranged in the target lane and is used for detecting whether the vehicle in the lane I or the lane II drives out and enters the target lane, sending a trigger signal to the controller and recording the trigger time of the signal;
the controller is in communication connection with the detector A, the detector B, the detector C and the signal lamps respectively, and counts vehicles in the lane I and the lane II respectively according to signals sent by the detector A, the detector B and the detector C, establishes a vehicle release strategy according to time in a corresponding lane of the vehicle, and sends instructions to the corresponding signal lamps according to the vehicle release strategy;
the two signal lamps are respectively arranged in front of the lane I and the lane II, and the signal lamps receive the instruction sent by the controller to display colors and prompt the vehicles in the corresponding lanes to stay or exit the channel.
The vehicle passing strategy made by the controller is as follows: when it is detected that a vehicle enters a certain lane and the vehicle entering time is earlier than the vehicle entering time in another lane, releasing the lane by one vehicle; if a vehicle waits in the other lane after the vehicle in the lane is released, releasing the vehicle in the other lane; and then repeating the process to carry out bidirectional regulation and control on the two lanes.
Example 2
As shown in fig. 1, a control method of a vehicle passage control device at a junction of a parking lot includes the steps of:
and (4) starting the system when the power is on, resetting the data, enabling all the traffic lights to be red, and enabling the detector to start working.
The vehicle drive-in detector A/B triggers, the detector sends a trigger signal to the controller, and the controller records the time when the detector is triggered and counts +1 for the channel sending the trigger signal.
The controller judges the first triggering time of the A/B channels and sends traffic light adjusting signals to the channels triggered firstly.
And after the traffic light of the passage with the right of way turns green, the vehicle drives into the target passage, the detector C is triggered, the detector sends a trigger signal to the controller, and the controller counts 1 aiming at the passage with the right of way.
The controller determines a vehicle count for the other lane:
1) if the count is greater than 0, the other channel is provided with a waiting vehicle, the controller issues an adjusting signal to the traffic light, and the right of way traffic is exchanged;
2) if the count is 0, the other channel is not waiting for the vehicle, the current right-of-way channel count is judged:
if the count is greater than 0, no command is sent, the color of the traffic light is maintained, the trigger signal of the detector C is continuously received, and the detection cycle is executed again;
and if the count is 0, the two lanes are both provided with no vehicles, and the task is finished.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A vehicle passing control device at a junction of a parking lot confluence is characterized by comprising a detector A, a detector B, a detector C, a signal lamp and a controller;
the detector A is arranged in the lane I and used for detecting vehicles entering the lane I, sending trigger signals to the controller and recording signal trigger time;
the detector B is arranged in the lane II and used for detecting vehicles entering the lane II, sending trigger signals to the controller and recording signal trigger time;
the detector C is arranged in the target lane and is used for detecting whether the vehicle in the lane I or the lane II drives out and enters the target lane, sending a trigger signal to the controller and recording the trigger time of the signal;
the lane I and the lane II are two lanes to be converged, and the target lane is a lane formed by converging the lane I and the lane II;
the controller is in communication connection with the detector A, the detector B, the detector C and the signal lamps respectively, and is used for counting vehicles in the lane I and the lane II respectively according to signals sent by the detector A, the detector B and the detector C, formulating a vehicle release strategy according to the driving time of the vehicles in the corresponding lanes and sending instructions to the corresponding signal lamps according to the vehicle release strategy;
the vehicle passing strategy made by the controller is as follows: when it is detected that a vehicle enters a certain lane and the vehicle entering time is earlier than the vehicle entering time in another lane, releasing the lane by one vehicle; if a vehicle waits in the other lane after the vehicle in the lane is released, releasing the vehicle in the other lane; then repeating the above process to perform bidirectional regulation and control on the two lanes;
the two signal lamps are respectively arranged in front of the lane I and the lane II, and the signal lamps receive the instruction sent by the controller to display colors and prompt the vehicles in the corresponding lanes to stay or exit the channel.
2. The vehicle passage control device at the junction of the parking lots and the junction of the parking lots as claimed in claim 1, wherein the lane I and the front section of the lane II are respectively provided with a passage determination area, the detector a is arranged at the vehicle entrance end of the passage determination area of the lane I, and the detector B is arranged at the vehicle entrance end of the passage determination area of the lane II.
3. A control method using the vehicle passage control device at a parking lot confluence intersection as claimed in claim 1, characterized by comprising the steps of:
step one, initialization: the traffic lights of the lane I and the lane II prohibit vehicles from passing, and the detector A, the detector B and the detector C start to work;
step two, detecting vehicles in a lane I and a lane II: when a vehicle enters a lane I or a lane II, a detector in the lane is triggered, the triggered detector sends a trigger signal to the controller, and the controller simultaneously records the time of triggering the detector and counts the vehicles in the lane corresponding to the detector;
step three, granting lane right of way: the controller judges the first triggering time of the detector A and the detector B, and sends a traffic light adjusting signal to a signal lamp of a lane corresponding to the detector triggered first so that the lane obtains the right of way;
step four, regulating and controlling right of passage of the two lanes: and if the vehicle in the other lane waits, the right of way is granted to the other lane, and if the vehicle in the other lane does not wait, the right of way of the current lane is continued.
4. The control method according to claim 3, wherein the fourth step specifically includes the steps of:
4.1) the signal lamp of the lane obtaining the right of pass indicates the pass, the vehicle exits from the original lane and enters the target lane, the detector C is triggered, the detector C sends a trigger signal to the controller, and the controller counts the vehicles in the lane with the right of pass again;
4.2) the controller judges the number of vehicles in the other lane, if the other lane has waiting vehicles, the controller sends an adjusting signal instruction to the signal lamp to exchange the right of way traffic; if the other channel has no waiting vehicle, then step 4.3) is carried out;
4.3) continuously judging whether waiting vehicles still exist in the current passing lane, if so, keeping the passing right and continuously receiving the trigger signal of the detector C, and repeating the steps 4.1) to 4.2); if no waiting vehicle exists in the right-of-way lane, the two lanes are proved to have no vehicle, and the task is ended.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110079401.0A CN112837544B (en) | 2021-01-21 | 2021-01-21 | Vehicle passing control device and control method for junction of parking lots |
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| CN202110079401.0A CN112837544B (en) | 2021-01-21 | 2021-01-21 | Vehicle passing control device and control method for junction of parking lots |
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| CN112837544B true CN112837544B (en) | 2022-03-22 |
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| CN117218849B (en) * | 2023-09-22 | 2024-06-21 | 常州市规划设计院 | Road network vehicle passing management and control system and operation method thereof |
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| CN104103180A (en) * | 2014-07-15 | 2014-10-15 | 同济大学 | Urban expressway on-ramp and main line collaborative signal control system and method |
| CN106097462A (en) * | 2016-07-27 | 2016-11-09 | 柳州铁道职业技术学院 | A kind of parking lot smartway system and control method thereof |
| CN106991814A (en) * | 2017-05-12 | 2017-07-28 | 江苏智通交通科技有限公司 | Synthesis parking yard exports queuing management control method and system |
| CN209070730U (en) * | 2018-12-27 | 2019-07-05 | 南京宁昱通交通科技有限公司 | A kind of highway ring road signal control device |
| JP2020101962A (en) * | 2018-12-21 | 2020-07-02 | 住友電気工業株式会社 | Relation information preparing device, traffic control system, relation information preparing method, and computer program |
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- 2021-01-21 CN CN202110079401.0A patent/CN112837544B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103180A (en) * | 2014-07-15 | 2014-10-15 | 同济大学 | Urban expressway on-ramp and main line collaborative signal control system and method |
| CN106097462A (en) * | 2016-07-27 | 2016-11-09 | 柳州铁道职业技术学院 | A kind of parking lot smartway system and control method thereof |
| CN106991814A (en) * | 2017-05-12 | 2017-07-28 | 江苏智通交通科技有限公司 | Synthesis parking yard exports queuing management control method and system |
| JP2020101962A (en) * | 2018-12-21 | 2020-07-02 | 住友電気工業株式会社 | Relation information preparing device, traffic control system, relation information preparing method, and computer program |
| CN209070730U (en) * | 2018-12-27 | 2019-07-05 | 南京宁昱通交通科技有限公司 | A kind of highway ring road signal control device |
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