阅读说明：本技术 一种平峰自适应交通通行控制方法及装置 (Peak-balancing self-adaptive traffic control method and device ) 是由 安锐 于 2019-08-30 设计创作，主要内容包括：本发明公开一种平峰自适应交通通行控制方法及装置,其中方法,在平峰状态中,通过设置于当前灯控路口的交通控制设备检测最先驶入灯控路口的首个车队,当在灯控路口内不存在与最先驶入首个车队发生冲突的车辆和行人,可以控制首个车队所在灯控方向上的信号灯处于绿灯状态,并控制与该灯控方向的垂直方向上的车辆和行人的信号灯处于红灯状态；自适应灯控路口的当前交通情况,确保首个车队所在灯控方向的垂直方向的车辆和行人的通行安全,同时,诱导离散在首个车队外驶入首个车队内,以确保首个车队在一个绿灯的时间内快速通过当前灯控路口,减少绿灯次数,无需远程进行交通数据的传输,减少了数据传输时间,提高了交通通行效率。(The invention discloses a flat peak self-adaptive traffic control method and a device, wherein in a flat peak state, a first motorcade which firstly enters a light control intersection is detected by traffic control equipment arranged at the current light control intersection, and when no vehicle or pedestrian which conflicts with the first motorcade which firstly enters the light control intersection exists in the light control intersection, a signal lamp in the light control direction of the first motorcade can be controlled to be in a green light state, and signal lamps of the vehicle or the pedestrian in the direction vertical to the light control direction are controlled to be in a red light state; the current traffic condition at self-adaptation lamp accuse crossing ensures the current safety of the vehicle of the vertical direction of first motorcade place lamp accuse direction and pedestrian, simultaneously, the induced dispersion drives into first motorcade outside first motorcade in to ensure that first motorcade passes through current lamp accuse crossing fast in the time of a green light, reduce the green light number of times, need not long-range transmission that carries on traffic data, reduced data transmission time, improved traffic efficiency.)

1. A flat peak self-adaptive traffic control method is characterized by comprising the following steps of running on front-end traffic control equipment arranged at a current lamp control intersection:

step S1: acquiring vehicle information in a first preset range outside the lamp control intersection in real time;

step S2: identifying and acquiring the fleet information of the vehicle information according to the vehicle information and a preset fleet identification strategy; the preset fleet identification strategy comprises: inducing a first vehicle fleet with a preset length from a first vehicle;

step S3: judging whether a first motorcade about to firstly drive into the lamp control intersection appears in a first preset range outside the lamp control intersection; when the first vehicle team about to firstly drive into the light control intersection appears in a first preset range outside the light control intersection, the step is switched to S4; when the first vehicle team about to firstly drive into the light control intersection does not exist in a first preset range outside the light control intersection, the step is switched to S1;

step S4: acquiring and judging whether a vehicle or a pedestrian conflicting with the first fleet of vehicles firstly entering the lamp controlled intersection exists within a second preset range in the lamp controlled intersection, waiting for the vehicle or the pedestrian to pass through the lamp controlled intersection when the vehicle or the pedestrian conflicting with the first fleet of vehicles firstly entering the lamp controlled intersection exists until the vehicle or the pedestrian conflicting with the first fleet of vehicles firstly entering the lamp controlled intersection does not exist, and then turning to step S5; when there are no vehicles and pedestrians colliding with the first vehicle fleet firstly entering the light-controlled intersection, the step S5 is performed;

step S5: and controlling the signal lamps of the vehicles and the pedestrians in the direction perpendicular to the light control direction to be in the red light state.

2. The flat peak adaptive traffic passing control method according to claim 1, further comprising, before the step S1:

step S10: judging whether the traffic flow on the road is in a flat peak state, and when the traffic flow on the road is in the flat peak state, the step proceeds to step S1.

3. The peak-leveling adaptive traffic passage control method according to claim 2, wherein the step S10 of determining whether the traffic flow on the road is in a peak-leveling state includes:

acquiring the vehicle information on the road;

calculating traffic flow information on the road according to the vehicle information;

and judging whether the traffic flow on the road is in a flat peak state or not according to preset flat peak state traffic flow information and the calculated traffic flow information.

4. The flat peak adaptive traffic passing control method according to claim 1, wherein inducing the first vehicle fleet of a predetermined length in the step 2 comprises:

reminding the vehicles scattered outside the preset length of the first motorcade to drive into the first motorcade.

5. The flat peak adaptive traffic passing control method according to claim 1, further comprising, after the step S4 and before the step S5:

detecting whether the first motorcade passes through the center line of the lamp control intersection;

when the first motorcade passes through the center line of the light control intersection, signal lights of pedestrians and vehicles in the light control direction, which do not conflict with the first motorcade, of one side area of the first motorcade are controlled to be in a green light state.

6. The flat peak adaptive traffic control method according to claim 1, wherein the passing time of the first vehicle fleet through the first preset range at a preset speed per hour is longer than the longest green time of the light-controlled intersection in a direction perpendicular to the passing direction of the pedestrian through the first vehicle fleet.

7. The peak-leveling self-adaptive traffic control device is characterized by comprising the following modules which are operated on traffic control equipment arranged at a current lamp control intersection:

the first acquisition module is used for acquiring vehicle information in a first preset range outside a light control intersection on a current road in real time;

the motorcade identification module is used for identifying and acquiring motorcade information in the vehicle information according to the vehicle information and a preset motorcade identification strategy; the preset fleet identification strategy comprises: inducing a first vehicle fleet with a preset length from a first vehicle;

the motorcade judging module is used for judging whether the first motorcade which is about to firstly drive into the lamp control intersection appears in a first preset range outside the lamp control intersection; when the first fleet which is about to firstly enter the light control intersection appears in a first preset range outside the light control intersection, the second acquisition module is switched to execute the action; when the first fleet which is about to firstly enter the light control intersection does not exist in a first preset range outside the light control intersection, switching to a first acquisition module to execute an action;

the second acquisition module is used for acquiring and judging whether a vehicle or a pedestrian which conflicts with the first vehicle team driving into the lamp control intersection firstly exists in a second preset range in the lamp control intersection, and when the vehicle or the pedestrian which conflicts with the first vehicle team driving into the lamp control intersection firstly exists, waiting for the vehicle or the pedestrian to pass through the lamp control intersection until the vehicle or the pedestrian which conflicts with the first vehicle team driving into the lamp control intersection firstly does not exist, and then turning to the green lamp control module to execute actions; when the vehicle and the pedestrian which conflict with the first motorcade driving into the light control intersection firstly do not exist, the green light control module is switched to execute the action;

and the green light control module is used for controlling the signal light of the first motorcade in the green light state in the light control direction according to the traffic light phase sequence strategy and controlling the signal light of the vehicles and pedestrians in the direction perpendicular to the light control direction in the red light state.

8. The peak-averaging adaptive traffic passage control device according to claim 7, wherein the second obtaining module comprises:

and the reminding sub-module is used for reminding the vehicles scattered outside the preset length of the first motorcade to drive into the first motorcade.

9. A storage medium having stored thereon computer instructions, which when executed by a processor, carry out the steps of the flat peak adaptive traffic passage control method according to any of claims 1-6.

10. A front-end traffic control device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the flat peak adaptive traffic passage control method according to any one of claims 1 to 6 when executing the program.

Technical Field

The invention relates to the technical field of intelligent traffic control, in particular to a peak-leveling self-adaptive traffic control method and device.

Background

The traffic flat peak is that the traffic flow or the number of pedestrians on the road is between the traffic flow or the number of pedestrians on the low peak and the high peak, so that the traffic condition on the self-adaptive road can be realized by effectively regulating and controlling the traffic flow or the pedestrian traffic in real time during the flat peak, the congestion condition of the flat peak traffic is favorably improved, and the traffic flow or the pedestrian traffic efficiency is improved.

At present, in the conventional average peak adaptive traffic control method, the current traffic information of the intersection is detected by a detection device installed at the intersection, the current traffic information is transmitted to a remote server, the remote server analyzes or calculates the current traffic information to obtain a control strategy or a timing scheme adapted to the current traffic condition of the intersection, because the remote server needs to remotely acquire the data information of the front-end detection equipment of the intersection in real time to carry out self-adaptive control so as to realize remote control to carry out self-adaptive intersection traffic conditions, because the data information of the intersection is transmitted to the remote server, and the remote server needs time for sending the processed data information to the intersection, the control scheme is delayed, cannot be used for controlling the current traffic based on the control scheme, and can only be used for controlling the traffic of the next time point of the current traffic based on the control scheme; meanwhile, the calculation amount of the remote server is increased, so that the traffic condition of the remote control intersection cannot be quickly adapted to the traffic condition of the intersection at the flat peak.

Disclosure of Invention

In view of this, the embodiment of the present invention provides a flat peak adaptive traffic control method to solve the problem that the traffic condition of a remote adaptive control intersection cannot be quickly adapted to the traffic condition of the intersection at the flat peak.

According to a first aspect, an embodiment of the present invention provides a peak-leveling adaptive traffic control method, including the following steps executed by a traffic control device disposed at a current light-controlled intersection:

step S1: acquiring vehicle information in a first preset range outside the light-controlled intersection on the current road in real time;

step S2: identifying and acquiring the fleet information in the vehicle information according to the vehicle information and a preset fleet identification strategy; the preset fleet identification strategy comprises: inducing a first vehicle fleet with a preset length from a first vehicle;

step S3: judging whether a first motorcade about to firstly drive into the lamp control intersection appears in a first preset range outside the lamp control intersection; when the first vehicle team about to firstly drive into the light control intersection appears in a first preset range outside the light control intersection, the step is switched to S4; when the first vehicle team about to firstly drive into the light control intersection does not exist in a first preset range outside the light control intersection, the step is switched to S1;

step S4: acquiring and judging whether a vehicle or a pedestrian conflicting with the first fleet of vehicles firstly entering the lamp controlled intersection exists within a second preset range in the lamp controlled intersection, waiting for the vehicle or the pedestrian to pass through the lamp controlled intersection when the vehicle or the pedestrian conflicting with the first fleet of vehicles firstly entering the lamp controlled intersection exists until the vehicle or the pedestrian conflicting with the first fleet of vehicles firstly entering the lamp controlled intersection does not exist, and then turning to step S5; when there are no vehicles and pedestrians colliding with the first vehicle fleet firstly entering the light-controlled intersection, the step S5 is performed;

and step S5, controlling the signal lamps of the first motorcade in the green light state in the light control direction according to the traffic light phase sequence strategy, and controlling the signal lamps of the vehicles and the pedestrians in the direction perpendicular to the light control direction to be in the red light state.

With reference to the first aspect, in the first embodiment of the first aspect, before the step S1, the method further includes:

and step S10, judging whether the traffic flow on the road is in a flat peak state, and when the traffic flow on the road is in the flat peak state, turning to the step S1.

With reference to the second embodiment of the first aspect, in the second embodiment of the first aspect, the vehicle information on the road is acquired;

calculating traffic flow information on the road according to the vehicle information;

and judging whether the traffic flow on the road is in a flat peak state or not according to preset flat peak state traffic flow information and the calculated traffic flow information.

With reference to the first embodiment of the first aspect, in a third embodiment of the first aspect, the inducing of the first fleet of vehicles with the predetermined length in the step 2 includes:

reminding the vehicles scattered outside the preset length of the first motorcade to drive into the first motorcade.

With reference to the first aspect, in a fourth implementation manner of the first aspect, the step S4 further includes:

further comprising, after the step S4 and before the step S5:

detecting whether the first motorcade passes through the center line of the lamp control intersection;

when the first motorcade passes through the center line of the light control intersection, signal lights of pedestrians and vehicles in the light control direction, which do not conflict with the first motorcade, of one side area of the first motorcade are controlled to be in a green light state.

With reference to the first aspect, in a fifth implementation manner of the first aspect, a passing time of the first vehicle fleet passing through the first preset range at a preset speed per hour is longer than a longest green light time of the light-controlled intersection in a direction perpendicular to a passing direction of the pedestrian passing through the first vehicle fleet.

According to a second aspect, an embodiment of the present invention provides a peak-leveling adaptive traffic control device, including the following modules, which are run on a traffic control device disposed at a current light-controlled intersection:

the first acquisition module is used for acquiring vehicle information in a first preset range outside a light control intersection on a current road in real time;

the motorcade identification module is used for identifying and acquiring motorcade information in the vehicle information according to the vehicle information and a preset motorcade identification strategy; the preset fleet identification strategy comprises: inducing a first vehicle fleet with a preset length from a first vehicle;

the motorcade judging module is used for judging whether the first motorcade which is about to firstly drive into the lamp control intersection appears in a first preset range outside the lamp control intersection; when the first fleet which is about to firstly enter the light control intersection appears in a first preset range outside the light control intersection, the second acquisition module is switched to execute the action; when the first fleet which is about to firstly enter the light control intersection does not exist in a first preset range outside the light control intersection, switching to a first acquisition module to execute an action;

the second acquisition module is used for acquiring and judging whether a vehicle or a pedestrian which conflicts with the first vehicle team driving into the lamp control intersection firstly exists in a second preset range in the lamp control intersection, and when the vehicle or the pedestrian which conflicts with the first vehicle team driving into the lamp control intersection firstly exists, waiting for the vehicle or the pedestrian to pass through the lamp control intersection until the vehicle or the pedestrian which conflicts with the first vehicle team driving into the lamp control intersection firstly does not exist, and then turning to the green lamp control module to execute actions; when the vehicle and the pedestrian which conflict with the first motorcade driving into the light control intersection firstly do not exist, the green light control module is switched to execute the action;

and the green light control module is used for controlling the signal light of the first motorcade in the green light state in the light control direction according to the traffic light phase sequence strategy and controlling the signal light of the vehicles and pedestrians in the direction perpendicular to the light control direction in the red light state.

According to a third aspect, an embodiment of the present invention provides a storage medium, on which computer instructions are stored, and the instructions, when executed by a processor, implement the steps of the flat peak adaptive traffic passage control method described in the first aspect or any one of the embodiments of the first aspect.

According to a fourth aspect, an embodiment of the present invention provides a front-end traffic control device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, where the processor implements the steps of the flat peak adaptive traffic passage control method according to the first aspect or any of the embodiments of the first aspect when executing the program.

The technical scheme of the embodiment of the invention has the following advantages:

the invention discloses a flat peak self-adaptive traffic control method and a device, wherein in the method, in a flat peak state, a traffic control device arranged at a current light control intersection is used for detecting a first motorcade which firstly enters the light control intersection, when vehicles and pedestrians which conflict with the first motorcade which firstly enters the light control intersection do not exist in the light control intersection, a signal lamp in the light control direction of the first motorcade can be controlled to be in a green light state, and signal lamps of the vehicles and the pedestrians in the direction perpendicular to the light control direction are controlled to be in a red light state; the current traffic condition at self-adaptation lamp accuse crossing ensures the current safety of the vehicle of the vertical direction of first motorcade place lamp accuse direction and pedestrian, simultaneously, the induced dispersion drives into first motorcade outside first motorcade in to ensure that first motorcade passes through current lamp accuse crossing fast in the time of a green light, reduce the green light number of times, need not long-range transmission that carries on traffic data, reduced data transmission time, improved traffic efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a flow chart of a peak-leveling adaptive traffic control method according to an embodiment of the present invention;

FIG. 2 is a schematic view of an intersection controlled by an intersection in an embodiment of the invention;

FIG. 3 is a block diagram of an adaptive traffic control device according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a hardware structure of a front-end traffic control device according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.