阅读说明：本技术 一种基于车联网的分布式路灯控制装置与系统 (Distributed street lamp control device and system based on Internet of vehicles ) 是由 张晓益 于 2020-12-29 设计创作，主要内容包括：本发明公开了一种基于车联网的分布式路灯控制装置与系统,车辆安装有车辆发送模块,所述车辆发送模块周期性的对外发送车辆行驶基础信息,所述车辆行驶基础信息包括车辆唯一标识,车辆位置、车辆行驶方向、车辆行驶速度等；路灯安装有路灯接收模块,第一路灯的路灯接收模块接收到第一车辆发送的上述车辆行驶基础信息后,由管理模块记录或更新第一车辆的本地车辆节点,所述本地车辆节点中包含所述车辆行驶基础信息；并同时通过第一路灯的发送模块向前方多个路灯发送请求开启消息,为第一车辆的行驶前方提供照明,所述请求开启消息中包含上述车辆行驶基础信息。本发明具有成本低、实施难度小且有助于减轻控制压力,并明显提升实时性。(The invention discloses a distributed street lamp control device and system based on an internet of vehicles, wherein a vehicle is provided with a vehicle sending module, the vehicle sending module periodically sends vehicle running basic information to the outside, and the vehicle running basic information comprises a vehicle unique identifier, a vehicle position, a vehicle running direction, a vehicle running speed and the like; the street lamp is provided with a street lamp receiving module, after the street lamp receiving module of the first street lamp receives the vehicle running basic information sent by the first vehicle, the management module records or updates a local vehicle node of the first vehicle, and the local vehicle node comprises the vehicle running basic information; and simultaneously, sending a request starting message to the plurality of street lamps by the sending module of the first street lamp to provide illumination for the driving front of the first vehicle, wherein the request starting message comprises the vehicle driving basic information. The invention has low cost and small implementation difficulty, is beneficial to reducing control pressure and obviously improves the real-time property.)

1. The utility model provides a distributed street lamp controlling means and system based on car networking which characterized in that: the vehicle is provided with a vehicle sending module (1), the vehicle sending module (1) periodically sends vehicle running basic information (2) to the outside, and the vehicle running basic information (2) comprises a vehicle unique identifier, a vehicle position, a vehicle running direction, a vehicle running speed and the like;

the street lamp is provided with a street lamp receiving module (3), after the street lamp receiving module (3) of the first street lamp receives the vehicle running basic information (2) sent by the first vehicle, a management module (4) records or updates a local vehicle node (8) of the first vehicle, wherein the local vehicle node (8) comprises the vehicle running basic information (2);

simultaneously sending request opening messages to a plurality of front street lamps through a sending module of the first street lamp to provide illumination for the driving front of the first vehicle, wherein the request opening messages (7) comprise the vehicle driving basic information (2); and further judging whether the first road lamp needs to be turned on or turned off by a decision module (6).

2. The distributed street lamp control device and system based on the internet of vehicles as claimed in claim 1, wherein: the first street lamp sends a request turn-on message (7) to a plurality of street lamps in front of a road through the street lamp sending module (5), and the first street lamp fixedly sends the request turn-on message (7) to the front N street lamps to provide front illumination at a fixed distance;

or the first street lamp determines how many street lamps need to send the request opening message (7) to the front according to the position, the running speed and the distance between the street lamps, and then sends the request opening message (7) to the street lamps to provide front illumination according to the needs;

the Nth street lamp which requests to start the message (7) is received through the street lamp receiving module (3), the management module (4) records or updates a remote vehicle node (9) of the first vehicle, and the remote vehicle node (9) comprises the vehicle running basic information (2).

3. The distributed street lamp control device and system based on the internet of vehicles as claimed in claim 1, wherein: when the street lamp receiving module (3) receives the vehicle running basis information (2) from a first vehicle, the street lamp receiving module (3) triggers the management module (4) to create or update the local vehicle node (8) for the first vehicle, and the vehicle running basis information (2) of the first vehicle is recorded; further, the management module (4) triggers the sending module to send a request opening message (7) to the front N street lamps;

the management module (4) calculates the time of a first vehicle driving out of a first road lamp illumination range according to the vehicle position and the vehicle running speed in the local vehicle node (8), starts a countdown timer, and sets the state of the local vehicle node (8) of the first vehicle to be closed after the timer is overtime;

when the street lamp receiving module (3) receives the request starting message (7) from other street lamps, the street lamp receiving module (3) triggers the management module (4) to create or update the remote vehicle node (9) for the first vehicle, and records the vehicle running basic information (2) of the first vehicle;

the management module (4) calculates the time of the first vehicle driving out of the first street lamp illumination range according to the vehicle position and the vehicle running speed in the remote vehicle node (9), starts a countdown timer, and sets the state of the remote vehicle node (9) of the first vehicle to be closed after the timer is overtime.

4. The distributed street lamp control device and system based on internet of vehicles as claimed in claim 1, wherein determining whether the street lamp needs to be turned on or off according to the local vehicle node (8) and the remote vehicle node (9) in the management module (4) comprises the following steps:

1) calculating a state of the first vehicle according to the local vehicle node and the remote vehicle node of the first vehicle;

2) using a local priority policy, if the local vehicle node status of the first vehicle is off, taking the status of the first vehicle as off; otherwise, the state of the first vehicle is taken as on.

Or, the step 2) is replaced by using a global redundancy strategy, and if the local vehicle node state and the remote vehicle node state of the first vehicle are both closed, the state of the first vehicle is taken as closed; otherwise, the state of the first vehicle is used as starting;

3) traversing all vehicle nodes, wherein if all the vehicle nodes are in the off state, the decision state of the street lamp is in the off state, otherwise, the decision state of the street lamp is in the on state;

4) the decision module (6) informs the decision state of the street lamp to the control module (10).

5. The distributed street lamp control device and system based on the internet of vehicles as claimed in claim 4, wherein: according to the step 4), if the decision state is on, the control module turns on the street lamp illumination, and if the decision state is off, the control module turns off the street lamp illumination;

or if the decision state is on, the control module increases the street lamp lighting power, and if the decision state is off, the control module reduces the street lamp lighting power.

6. The distributed street lamp control device and system based on the internet of vehicles as claimed in claim 3, wherein: the management module (4) judges whether the vehicles are the same-direction vehicles or not according to the vehicle positions and the vehicle running directions in the vehicle running basic information (2); if the vehicle position is in the lane on the same side of the street lamp and the vehicle running direction is the same as the lane direction, the vehicle is the same-direction vehicle; if the vehicle position is in the opposite side lane of the street lamp and the vehicle running direction is the same as the opposite side lane direction, the opposite vehicle is determined;

the management module (4) may ignore the oncoming vehicle and not create a local vehicle node for the oncoming vehicle.

Technical Field

The invention belongs to the technical field of street lamp control, and particularly relates to a distributed street lamp control device and system based on an internet of vehicles.

Background

For closed road sections such as expressways and urban expressways, along with the reduction of vehicles at night, a large amount of electric energy is wasted due to the long-time full-power starting of the street lamps, and along with the application of intelligent technologies such as internet of vehicles and the like, intelligent illumination of the street lamps according to the conditions of surrounding vehicles is necessary.

The prior art has the following defects: the existing intelligent street lamp and the conception thereof are mainly based on the analysis of big data such as traffic flow, the street lamp control platform is used for centralized control, the street lamps are firstly grouped at geographical positions, and then the groups are controlled to be turned on or off or the illumination power is controlled according to the time, the sunshine, the weather condition and the traffic flow condition of the area provided in a traffic management system.

Therefore, it is necessary to invent a distributed street lamp control device and system based on the internet of vehicles.

Disclosure of Invention

Therefore, the invention provides a distributed street lamp control device and system based on the internet of vehicles, the vehicle is directly communicated with the street lamp based on the internet of vehicles, the street lamp controls the on and off of illumination in real time according to the conditions of surrounding vehicles or adjusts the illumination power, and for the front part of the vehicle, the current street lamp sends an instruction to the front street lamp to enable the front street lamp to turn on the illumination in advance, so as to solve the problems of inaccurate and lack of real-time identification of the vehicle and traffic flow.

In order to achieve the above purpose, the invention provides the following technical scheme: a distributed street lamp control device and system based on the Internet of vehicles, a vehicle is provided with a vehicle sending module, the vehicle sending module periodically sends vehicle running basic information to the outside, and the vehicle running basic information comprises a vehicle unique identifier, a vehicle position, a vehicle running direction, a vehicle running speed and the like; the street lamp is provided with a street lamp receiving module, after the street lamp receiving module of the first street lamp receives the vehicle running basic information sent by the first vehicle, the management module records or updates a local vehicle node of the first vehicle, and the local vehicle node comprises the vehicle running basic information; and simultaneously, sending a request turn-on message to the plurality of street lamps through a sending module of the first street lamp to provide illumination for the driving front of the first vehicle, wherein the request turn-on message comprises the vehicle driving basic information, and further judging whether the first street lamp needs to turn on the illumination or turn off the illumination through a decision module.

Further, the first street lamp sends a request turn-on message to a plurality of street lamps in front of the road through the street lamp sending module, and the first street lamp fixedly sends the request turn-on message to the front N street lamps to provide front illumination at a fixed distance;

or the first street lamp determines how many street lamps need to send the request opening message to the front according to the position, the running speed and the distance between the street lamps, then sends the request opening message to the street lamps and provides front illumination according to the need;

and receiving the Nth street lamp requesting for opening the message through the street lamp receiving module, and recording or updating a remote vehicle node of the first vehicle by the management module, wherein the remote vehicle node comprises the vehicle running basic information.

Further, when the street lamp receiving module receives the vehicle running basic information from the first vehicle, the street lamp receiving module triggers the management module to create or update the local vehicle node for the first vehicle, and records the vehicle running basic information of the first vehicle; the management module triggers the sending module to send a request opening message to the front N street lamps;

the management module calculates the time of a first vehicle driving away from a first street lamp illumination range according to the vehicle position and the vehicle driving speed in the local vehicle node, starts a countdown timer, and sets the state of the local vehicle node of the first vehicle to be closed after the timer is overtime;

when the street lamp receiving module receives the request starting message from other street lamps, the street lamp receiving module triggers the management module to create or update the remote vehicle node for the first vehicle and record the vehicle running basic information of the first vehicle;

the management module calculates the time of the first vehicle driving away from the first street lamp illumination range according to the vehicle position and the vehicle driving speed in the remote vehicle node, starts a countdown timer, and sets the state of the remote vehicle node of the first vehicle to be closed after the timer is overtime.

Further, according to the local vehicle node and the remote vehicle node in the management module, determining whether the street lamp needs to be turned on or turned off, comprising the following steps:

1) calculating a state of the first vehicle according to the local vehicle node and the remote vehicle node of the first vehicle;

2) using a local priority policy, if the local vehicle node status of the first vehicle is off, taking the status of the first vehicle as off; otherwise, the state of the first vehicle is taken as on.

Or, the step 2) is replaced by using a global redundancy strategy, and if the local vehicle node state and the remote vehicle node state of the first vehicle are both closed, the state of the first vehicle is taken as closed; otherwise, the state of the first vehicle is used as starting;

3) traversing all vehicle nodes, wherein if all the vehicle nodes are in the off state, the decision state of the street lamp is in the off state, otherwise, the decision state of the street lamp is in the on state;

4) the decision module informs the decision state of the street lamp to the control module.

Further, according to the step 4), if the decision state is on, the control module turns on the street lamp illumination, and if the decision state is off, the control module turns off the street lamp illumination;

or if the decision state is on, the control module increases the street lamp lighting power, and if the decision state is off, the control module reduces the street lamp lighting power.

Further, the management module judges whether the vehicles are equidirectional vehicles according to the vehicle positions and the vehicle running directions in the vehicle running basic information; if the vehicle position is in the lane on the same side of the street lamp and the vehicle running direction is the same as the lane direction, the vehicle is the same-direction vehicle; if the vehicle position is in the opposite side lane of the street lamp and the vehicle running direction is the same as the opposite side lane direction, the opposite vehicle is determined;

the management module may ignore the oncoming vehicle and not create a local vehicle node for the oncoming vehicle.

The invention has the beneficial effects that:

1. according to the invention, vehicles running in a road are in communication connection with street lamp receiving modules on surrounding street lamps by using a V2I (vehicle and infrastructure) interface, vehicle running basic information provides unique vehicle identification, vehicle position, vehicle running direction, vehicle running speed and the like, an automobile sends position information P to the street lamp receiving modules by the vehicle sending module, the vehicles can be simultaneously communicated with a plurality of street lamps in a communication range, actual conditions are met, redundancy capability is provided, the street lamps can be communicated with other street lamps and send illumination requests, so that the street lamps in front are notified to provide illumination according to the vehicle running direction, the communication range does not need to be expanded by the vehicles, and the cost and the implementation difficulty of the scheme are obviously reduced;

2. according to the invention, the information is transmitted to the street lamp receiving module through the vehicle running basic information according to the operation result of the vehicle position and the street lamp illumination radius LR, the street lamp receiving module transmits the signal to the management module, the management module controls the street lamp to be closed and the street lamp to be opened, each street lamp can communicate with the vehicle to know the illumination range of the vehicle leaving, or the leaving time is calculated according to the vehicle speed, and the countdown timer is started to stop illumination, so that the street lamp has a perfect scheme for starting illumination and finishing illumination.

3. The invention does not depend on the centralized control of a central system, is beneficial to reducing the control pressure and obviously improves the real-time property.

Drawings

Fig. 1 is a flow chart of the principles of the present invention.

Fig. 2 is a schematic diagram of the connection of the management module of fig. 1.

Fig. 3 is a schematic diagram of the connection of the decision block of fig. 1.

Wherein: 1. a vehicle transmission module; 2. vehicle driving base information; 3. a street lamp receiving module; 4. a management module; 5. a street lamp transmitting module; 6. a decision-making module; 7. requesting a start message; 8. a local vehicle node; 9. a remote vehicle node; 10. and a control module.

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.

Example 1

With reference to fig. 1, a distributed street lamp control device and system based on the internet of vehicles, a vehicle is provided with a vehicle sending module 1, the vehicle sending module 1 periodically sends vehicle driving basic information 2 to the outside, and the vehicle driving basic information 2 includes a unique vehicle identifier, a vehicle position, a vehicle driving direction, a vehicle driving speed, and the like;

the street lamp is provided with a street lamp receiving module 3, after the street lamp receiving module 3 of the first street lamp receives the vehicle running basic information 2 sent by the first vehicle, a local vehicle node 8 of the first vehicle is recorded or updated by a management module 4, and the local vehicle node 8 comprises the vehicle running basic information 2;

simultaneously sending request opening messages to a plurality of front street lamps through a sending module of the first street lamp to provide illumination for the driving front of the first vehicle, wherein the request opening messages 7 comprise the vehicle driving basic information 2; the decision block 6 further determines whether the first light needs to be turned on or off.

Example 2

With reference to fig. 1-3, a first street lamp sends an on-request message 7 to a plurality of street lamps in front of a road through the street lamp sending module 5, and a first street lamp fixed sends an on-request message 7 to N front street lamps in front of the road, so as to provide front lighting at a fixed distance; or the first street lamp determines how many street lamps need to send the opening request message 7 to the front according to the position, the running speed and the distance between the street lamps, and then sends the opening request message 7 to the street lamps to provide front illumination according to the requirement; the nth street lamp requesting for the opening message 7 is received by the street lamp receiving module 3, the management module 4 records or updates a remote vehicle node 9 of the first vehicle, and the remote vehicle node 9 includes the vehicle driving basic information 2.

When the street lamp receiving module 3 receives the vehicle running basic information 2 from the first vehicle, the street lamp receiving module 3 triggers the management module 4 to create or update the local vehicle node 8 for the first vehicle, and records the vehicle running basic information 2 of the first vehicle; further, the management module 4 triggers the sending module to send a request opening message 7 to the front N street lamps; the management module 4 calculates the time for the first vehicle to drive away from the first street lamp illumination range according to the vehicle position and the vehicle driving speed in the local vehicle node 8, starts a countdown timer, and sets the state of the local vehicle node 8 of the first vehicle to be closed after the timer is overtime; when the street lamp receiving module 3 receives the request starting message 7 from other street lamps, the street lamp receiving module 3 triggers the management module 4 to create or update the remote vehicle node 9 for the first vehicle, and records the vehicle running basic information 2 of the first vehicle; the management module 4 calculates the time for the first vehicle to leave the first street lamp illumination range according to the vehicle position and the vehicle running speed in the remote vehicle node 9, starts a countdown timer, and sets the state of the remote vehicle node 9 of the first vehicle to off after the timer is overtime.

According to the local vehicle node 8 and the remote vehicle node 9 in the management module 4, determining whether the street lamp needs to be powered on or powered off comprises the following steps:

1) calculating a state of the first vehicle according to the local vehicle node and the remote vehicle node of the first vehicle;

2) using a local priority policy, if the local vehicle node status of the first vehicle is off, taking the status of the first vehicle as off; otherwise, the state of the first vehicle is taken as on.

Or, the step 2) is replaced by using a global redundancy strategy, and if the local vehicle node state and the remote vehicle node state of the first vehicle are both closed, the state of the first vehicle is taken as closed; otherwise, the state of the first vehicle is used as starting;

3) traversing all vehicle nodes, wherein if all the vehicle nodes are in the off state, the decision state of the street lamp is in the off state, otherwise, the decision state of the street lamp is in the on state;

4) the decision module 6 informs the control module 10 of the decision state of the street lamp.

According to the step 4), if the decision state is on, the control module turns on the street lamp illumination, and if the decision state is off, the control module turns off the street lamp illumination;

or if the decision state is on, the control module increases the street lamp lighting power, and if the decision state is off, the control module reduces the street lamp lighting power.

The management module 4 judges whether the vehicle is a co-directional vehicle according to the vehicle position and the vehicle running direction in the vehicle running basic information 2; if the vehicle position is in the lane on the same side of the street lamp and the vehicle running direction is the same as the lane direction, the vehicle is the same-direction vehicle; if the vehicle position is in the opposite side lane of the street lamp, and the vehicle driving direction is the same as the opposite side lane direction, the opposite vehicle is determined.

Example 3

The vehicle running on the road is in communication connection with the street lamp receiving module 3 on the surrounding street lamps by using a V2I (vehicle and infrastructure) interface, the vehicle running basic information 2 provides a unique vehicle identification, a vehicle position, a vehicle running direction, a vehicle running speed and the like, the vehicle sends the position information P to the street lamp receiving module 3 through the vehicle sending module 1, the vehicle can simultaneously communicate with a plurality of street lamps in a communication range, the practical situation is met, the redundancy capability is also provided, the street lamps can communicate with other street lamps and send illumination requests, and the street lamps in front can be notified to provide illumination according to the vehicle running direction.

The above embodiments are merely technical ideas of the present invention, and the scope of the present invention should not be limited thereto, and any modifications made based on the technical ideas of the present invention are within the scope of the present invention.