阅读说明：本技术 一种用于高速公路的智慧护栏系统 (A wisdom guardrail system for highway ) 是由 汪优 马婷婷 赵晓薇 肖颜 廖艳 王振宇 任加琳 熊凡 于 2021-04-15 设计创作，主要内容包括：本发明属于智能交通运输领域,涉及一种用于高速公路的智慧护栏系统,该系统包括智慧护栏、控制中心和后台服务中心三个模块。其特征在于：利用公路两侧的护栏,作为车辆行驶途中的交通路况信息传播与交通流管控载体；在护栏临车道内侧,采用太阳能供电、可变LED节能灯,结合测速仪、测风仪监控设备,使道路护栏集成拥堵、气象、事故等行车路况的智能感知能力；给出大数据分析,按照地点、时间、天气、路况提供高速公路通行预测与预警机制；通过LED灯变化,向后方车辆提前发布行车安全预警及交通流诱导信息；车辆撞击护栏时可自动定位、远程报警,并提醒后方车辆减速。采用智慧护栏系统,可以实现对驾驶员的人性化引导,减少交通事故和拥堵事件的发生。(The invention belongs to the field of intelligent transportation, and relates to an intelligent guardrail system for an expressway. The method is characterized in that: the guardrails on two sides of the road are used as traffic road condition information transmission and traffic flow control carriers during the running of vehicles; the intelligent sensing capability of the road guardrail on traffic conditions such as congestion, weather and accidents is integrated by adopting a solar power supply and a variable LED energy-saving lamp on the inner side of the guardrail facing the traffic lane and combining a velocimeter and anemometer monitoring equipment; big data analysis is given, and a highway traffic prediction and early warning mechanism is provided according to the place, time, weather and road conditions; through the change of the LED lamps, the driving safety early warning and traffic flow guidance information is issued to rear vehicles in advance; when the vehicle collides with the guardrail, the vehicle can be automatically positioned and remotely alarmed, and the vehicle behind the vehicle is reminded to decelerate. By adopting the intelligent guardrail system, humanized guidance for drivers can be realized, and traffic accidents and congestion events are reduced.)

1. The utility model provides a wisdom guardrail system for highway which characterized in that: comprises an intelligent guardrail (6), a control center (7) and a background service center (8); utilize sideboard of wisdom guardrail to construct high-speed ubiquitous communication network, include: the system comprises an optical fiber network, a 4G/5G micro base station, Wi Fi equipment and other wired wireless networks; by utilizing the rapid sensing and monitoring capabilities of an information network, information collection is carried out according to the functions of photovoltaic power generation management (2), environment sensing (3), traffic situation monitoring (4) and accident sensing early warning (5), and humanized guidance is carried out on a driver through intelligent induction display (1); and then various resources are integrated through the control center (7) and the background service center (8), so that the sharing, the aggregation and the overall planning of the resources are realized.

2. The intelligent guardrail system for the expressway of claim 1, wherein: the intelligent induction display responds and issues various road condition information states by integrating low-cost LED lamps on the guardrails, and timely and dynamically gives traffic induction information.

3. The intelligent guardrail system for the expressway of claim 1, wherein: the photovoltaic power generation system is combined with a green and environment-friendly thin-film solar power generation technology, and the sustainable green energy is adopted to solve the power supply problem of the intelligent traffic guidance guardrail of the expressway.

4. The intelligent guardrail system for the expressway of claim 1, wherein: the method comprises the following steps of (1) obtaining highway driving environment (weather, humidity, wind speed, wind direction and rainfall), vehicle driving state, road traffic state and the like through environment perception, traffic situation perception and accident perception early warning, and transmitting data to a background service center for analysis and processing; the intelligent guardrail is used as a releasing carrier of highway traffic guidance information.

5. The intelligent guardrail system for the expressway of claim 1, wherein: the intelligent guardrail consists of a communication master control unit, a terminal adapter, an LED lamp belt, an LED display screen, photovoltaic power generation, a miniature weather station and various sensors; wherein the terminal adapter is used for all kinds of sensors, LED lamp area, LED display screen, the distributed photovoltaic power generation system of adaptation wisdom guardrail node.

6. The intelligent guardrail system for the expressway of claim 1, wherein: the control center is based on a Web page and can be remotely accessed; can display and control each intelligent guardrail; the traffic situation can be comprehensively analyzed and displayed.

7. The intelligent guardrail system for the expressway of claim 1, wherein: the control center (7) is used for monitoring and controlling all intelligent guardrail information; the background service center (8) stores and analyzes data by using modern scientific technologies such as big data, cloud computing, artificial intelligence and the like, and provides effective guarantee for the control of the control center and the induced display of the intelligent guardrail.

Technical Field

The invention relates to the field of intelligent traffic, in particular to an intelligent guardrail system applied to a highway.

Background

The highway access control has no pedestrians and non-motor vehicles, so that the speed of vehicles on the highway is high, the reaction distance of accidents is long, rear-end collisions, hurdle collisions and other accidents are easy to happen, the vehicles are backed and reversed on the highway and are buckled for 12 minutes, corresponding fines are paid, but many drivers miss the highway exit for some reason and have to wait for the next exit, and therefore manpower and material resources are wasted. Therefore, it is especially important to provide humanized guidance for drivers on the expressway.

The highway traffic guidance facilities mainly comprise signs, marked lines, delineators, raised road signs, flashing lamps, fog lamps, warning lamps, electronic variable information boards and the like. Non-intelligent induction facilities such as a road surface retro-reflection traffic sign, a raised road sign, a contour sign and the like adopt a retro-reflection material as an information (signal) issuing medium, and although the non-intelligent induction facilities have the advantages of low manufacturing cost, no need of a power supply and the like, vehicles need to have better lighting illumination, and good weather conditions can generate better induction effects. Therefore, an intelligent guidance system applied to the expressway is urgently needed to realize humanized guidance of drivers, so that traffic accidents and congestion events are reduced.

Disclosure of Invention

Aiming at the situation, the invention provides the intelligent guardrail system for the expressway by utilizing the technologies such as the modern sensor technology, the communication technology, the internet technology, the big data technology, the artificial intelligence and the like. Dynamic traffic information on a road network is obtained in time, the traffic state of the road network is accurately grasped and predicted, and traffic travel guidance is performed according to the information.

In order to achieve the purpose, the invention provides the following technical scheme: a smart guardrail system for an expressway comprises three modules, namely a smart guardrail, a control center and a background service center, which are connected through a network so as to realize the functions of intelligent induction display, photovoltaic power generation management, environment perception, traffic situation monitoring, accident perception early warning and the like; the control center is used for monitoring and controlling all intelligent guardrail information; the background service center utilizes modern scientific technologies such as big data, cloud computing and artificial intelligence to store and analyze data, and effective guarantee is provided for the control of the control center and the induced display of the intelligent guardrail.

Preferably, the intelligent guidance display responds and issues various traffic information states by integrating low-cost LED lamps on the guard rail, and gives traffic guidance information instantly and dynamically.

Preferably, the photovoltaic power generation system is combined with a green and environment-friendly thin-film solar power generation technology, and the sustainable green energy is adopted to solve the power supply problem of the intelligent traffic guidance guardrail of the highway.

Preferably, the environment perception, the traffic situation perception and the accident perception are used for acquiring the driving environment (weather, humidity, wind speed, wind direction and rainfall) of the expressway, the driving state of the vehicle, the road traffic state and the like, and transmitting data to the background service center for analysis and processing. The intelligent guardrail is used as a releasing carrier of highway traffic guidance information.

Compared with the prior art, the invention has the beneficial effects that:

1. the guardrails on two sides of the highway are fully utilized as traffic road condition information transmission and traffic flow control carriers during vehicle running, solar power supply and variable LED energy-saving lamps are adopted, a speed meter and a wind meter monitoring device are combined, the intelligent sensing capability of traffic road conditions such as congestion, weather and accidents of the road guardrails is integrated, big data analysis is given, and a highway traffic prediction and early warning mechanism is provided according to the place, time, weather and road conditions. Timely and dynamically providing traffic guidance information can improve the level of traffic flow intelligent guidance information and reduce traffic accidents and congestion.

2. Through the change of the LED lamps, the traffic safety early warning and traffic flow guidance information is issued to the rear vehicles in advance. When the vehicle collides with the guardrail, the vehicle can be automatically positioned and remotely alarmed, and the vehicle behind is reminded to decelerate; therefore, the safety distance can be effectively controlled, and the driving safety factor of the highway is improved.

Drawings

FIG. 1 is a diagram of a smart barrier system.

FIG. 2 is a schematic view of a smart barrier system.

FIG. 3 is a schematic view of a smart barrier structure in the smart barrier system.

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.

The embodiment of the invention provides an intelligent guardrail system for an expressway, which comprises three modules, namely an intelligent guardrail, a control center and a background service center, as shown in fig. 1 to 3. The intelligent guardrail realizes intelligent induction display, photovoltaic power generation management, environment perception, traffic situation monitoring and accident perception alarm; the control center is used for monitoring and controlling all intelligent guardrail information; the background service center mainly stores and analyzes data.

As shown in fig. 2: the intelligent guardrail, three modules of control center and backstage service center are connected through bus communication, wherein use the guardrail as the carrier, carry on the LED display screen, all kinds of sensors through terminal adapter adaptation wisdom guardrail node, LED lamp area, the LED display screen, distributed photovoltaic power generation, environmental perception, traffic situation perception, and pass to control center and back service center with information through bus system, and then realize functions such as intelligence induction display, photovoltaic power generation management, environmental perception, traffic situation control, accident perception warning.

Specifically, the terminal adapter is compatible with CAN or 485 bus type communication and NB-IoT wireless networking communication. The CAN/485 bus is used for carrying out wired communication with each terminal adapter, the NB-IOT networking module is used for carrying out wireless communication with each terminal adapter, the shell is made of stainless steel, the CAN/485 bus CAN reliably run in severe environment, and the CAN/485 bus has low power consumption, high stability and unattended operation.

The control center is based on a Web page and can be remotely accessed; can display and control each intelligent guardrail; the traffic situation can be comprehensively analyzed and displayed.

The background service center utilizes modern scientific technologies such as big data, cloud computing and artificial intelligence to store and analyze data, and effective guarantee is provided for the control of the control center and the induced display of the intelligent guardrail.

As shown in fig. 3: this embodiment provides a wisdom guardrail structure sketch map among wisdom guardrail system, has given the structure sketch map of a wisdom guardrail, realizes collecting intelligence induction, photovoltaic power generation, environmental perception, traffic situation control, accident perception alarm function in an organic whole. Specifically, the intelligent guidance display is implemented by integrating a low-cost LED display screen on the guardrail, responding and issuing various road condition information/states, and timely and dynamically providing traffic guidance information.

The photovoltaic power generation system is combined with a green and environment-friendly thin-film solar power generation technology, and the power supply problem of the intelligent traffic guidance guardrail of the expressway is solved by adopting sustainable green energy.

The environment perception is the road driving environment (weather, humidity, wind speed, wind direction, rainfall, etc.).

The traffic situation monitoring is to monitor the driving state of the vehicle and the road traffic state.

The accident perception alarm is that when a vehicle collides with the guardrail, the vehicle can be automatically positioned and remotely alarmed, and the vehicle behind is reminded to decelerate.

The invention fully utilizes the highway safety barrier, combines the modern sensor technology, the communication technology, the internet technology, the big data technology, the artificial intelligence technology and other technologies to improve the traffic flow guidance information level, can obtain the dynamic traffic information on the road network in time, accurately master and predict the traffic state of the road network, realizes the humanized guidance of drivers and reduces the occurrence of traffic accidents and congestion events.

The invention has been described in detail, but it is apparent that variations and modifications can be effected by one skilled in the art without departing from the scope of the invention as defined by the appended claims.