CN104299451A - Intelligent early warning system for preventing pileup on highway - Google Patents
Intelligent early warning system for preventing pileup on highway Download PDFInfo
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Abstract
The invention discloses an intelligent early warning system for preventing a pileup on a highway. The intelligent early warning system comprises a vehicle-mounted terminal and a server, wherein the server is used for storing, calculating and analyzing data; the vehicle-mounted terminal is composed of a power supply management module, an embedded processor, a satellite positioning module, a mobile communication module, a ZigBee wireless communication module, a fatigue driving detection module, a vital sign detection module, a brake detection module, an acceleration detection module, a tire pressure detection module, an oil tank temperature detection module, a dangerous goods transportation reminding module, a liquid crystal display module and a voice prompt module, and a vehicle is in communication with nearby vehicles by automatically establishing a Zigbee wireless network and has access to the server through a mobile communication network. The intelligent early warning system has the functions of highway fatigue driving early warning, driver sudden illness early warning, emergency braking early warning, brake failure early warning, tire pressure abnormity early warning, oil tank overtemperature early warning, dangerous goods transportation one-key reminding and the like on the basis of the Internet of Things, drivers are reminded to take related measures in advance in a safe distance so that collision with vehicles having potential safety hazards can be avoided, and a pileup accident on the highway is prevented effectively.
Description
Technical field
The invention belongs to field of traffic safety, be specifically related to a kind of intelligent early-warning system preventing the expressway chain of rings from colliding based on car networking.
Background technology
Along with the quick growth of China's automobile quantity and the fast development of expressway construction, to the end of the year 2013, China's highway total kilometrage that is open to traffic reaches 10.4 ten thousand kilometers, exceed the U.S. and leap to the first in the world, but meanwhile, the a chain of collision in the expressway of being caused by various problem waits traffic hazard to be often seen in news report, because the speed of a motor vehicle is very fast, impulsive force is strong, once generation traffic hazard, consequence is very heavy, especially when minibus and truck knock into the back, very easily cause the pernicious traffic hazard of mass casualties, the harmfulness of this traffic hazard and the economic loss that causes be several times and even tens times of similar traffic hazard on common road normally, for the country and people masses bring huge Loss of Life and property, make people distressed.
According to investigations, rear-end impact is a class maximum in all kinds of traffic hazard of highway, and account for 48% of sum, drug in some provinces is even up to 60%.Therefore, how totally-enclosed according to highway, the speed of a motor vehicle is fast, the good actual features of road conditions, the actual cause of pileup is easily caused to design a system, how for driver provides the visual field of " broader ", " more long-range ", how before accident occurs, to send effective early warning, thus avoid the generation of highway pileup, become the subject matter that we need to solve.
Disclose module or the system of some vehicle anticollisions in recent years, be such as in the Chinese invention patent of ZL200820177711.6, disclose a kind of Tire Pressure Monitor System based on wireless senser and CAN in the patent No., propose to solve automobile tire explosion or the leak gas rollover thus the accident caused that may cause, but the factor considered is more single, can not meet the early warning system requirement of the anti-chain of rings collision in expressway, be in the Chinese invention patent of ZL201010620675.8 in the patent No., disclose a kind of intelligent traffic safety system based on the identification of people's condition, the fatigue state of driver is identified by the electronic equipment be arranged on automobile, by stress state, state of drinking and be whether people's condition information of legal driver, thus guarantee traffic safety, but for express way driving safety, driver tired driving, happen suddenly in driving acute disease, continuous long-duration driving can not get having a rest, brake failure, bring to a halt, driver drives when intoxicated, blowout or gas leakage, fuel tank temperature is too high causes spontaneous combustion or blast, the factor such as chemicals or inflammable and explosive dangerous goods, it is all main cause highway easily causing pileup, if can for solving the problem of data exchange between vehicle, for driver provides early warning information, it is made to learn the potential safety hazard that other vehicles occur in advance, take appropriate measures at safe distance and just can avoid pileup, design of the present invention is just based on this.
Summary of the invention
The main cause of the feature that the present invention drives a vehicle in conjunction with expressway and pileup, a kind of intelligent early-warning system preventing the expressway chain of rings from colliding is provided, for the driver on highway provides the potential safety hazard early warning of other vehicles around, collision free of taking measures in advance.
For achieving the above object, early warning system provided by the invention is made up of car-mounted terminal and server two parts.Described network in charge is to the storage of the traffic information data stream that car-mounted terminal is collected, computing, statistics and analysis work.
Car-mounted terminal is made up of power management module, flush bonding processor, satellite positioning module, mobile communication module, ZigBee wireless communication module, fatigue driving detection module, vital sign detection module, acceleration detection module, tie pressure detection module, fuel tank temperature detecting module, hazardous materials transportation one key prompting module, LCD MODULE and voice cue module, connected by ZigBee wireless communication module between the automobile that car-mounted terminal is housed, wireless communication scope is 0 ~ 500m, and working frequency range is 2.4GHz; Whether self-position, speed, acceleration, driver fatigue information, automobile continuous operating time, driver's vital sign data, brake were lost efficacy by ZigBee-network by automobile, whether tire pressure, fuel tank temperature, the data such as transporting Chemicals or inflammable and explosive dangerous goods send to other vehicles in network, simultaneously by mobile communications network by data upload server; After other vehicle receiver data, data judged and processes, if a certain exception, issuing corresponding early warning mark and voice reminder by LCDs and voice cue module.
The data that vehicle in certain network is uploaded according to the network address by server send to other all vehicle in this network by mobile communications network, when ZigBee-network connection failure, guarantee that automobile receiver data are unaffected, accurately send early warning information.
The time that described fatigue driving detection module is run continuously by detection driver's facial expression and automobile judges that whether driver is tired; After automobile starting, timer starts timing, if automobile is out of service, and down time more than 20 minutes then this timing terminate, timing is from 0 next time, otherwise timer will add up always; If the continuous timing time of timer, more than 4 hours, sends the data to other vehicles by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
Described vital sign detection module is connected with flush bonding processor, detection port includes but not limited to blood pressure detecting port and pulse detection port, Real-time Collection is carried out to vital sign data, flush bonding processor judges detection data, if driver's burst disease in driving way, vital sign detection module can obtaining information in time, sends the data to other vehicles at once by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
Described acceleration detection module is connected with flush bonding processor, metering circuit is formed by acceleration transducer, if certain car emergency brake, its acceleration information sends to other vehicles by ZigBee wireless network and mobile communications network after treatment, LCDs display early warning mark, sends voice reminder.
Described brake detection module is connected with flush bonding processor, brakes as the disconnection of switch control rule testing circuit and closed; If processor judges that brake is operated and the speed of a motor vehicle does not reduce, namely think this car brake failure to send the data to other vehicles by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
Described tie pressure detection module is made up of pressure transducer, metering circuit and mobile communication module, pressure data sends to car-mounted terminal to process by mobile communications network, then sends to other vehicles in network by ZigBee-network and mobile communications network; When tire pressure reduce continuously or tire pressure lower than normal value, or when tire pressure is too high, LCDs display early warning mark, sends voice message.
Described fuel tank temperature detecting module is connected with flush bonding processor, and be made up of temperature sensor measurement circuit and signal conditioning circuit, flush bonding processor processes temperature data, sends to other vehicles by ZigBee-network and mobile communications network; When fuel tank temperature is higher than setting value, LCDs display early warning mark, sends voice message.
Described hazardous materials transportation one key prompting module is connected with flush bonding processor, by pressing key control, if certain car transporting Chemicals or inflammable and explosive dangerous goods, then before driving, this button is pressed, system sends to other vehicles by ZigBee-network and mobile communications network information, LCDs is issued early warning mark, send voice message; Described dangerous material include but not limited to chemicals, inflammable explosive article.
Accompanying drawing explanation
Fig. 1 is system principle schematic diagram of the present invention.
Fig. 2 is the annexation figure of each module of car-mounted terminal.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
With reference to Fig. 1, the present invention is a kind of intelligent early-warning system preventing the expressway chain of rings from colliding, be made up of car-mounted terminal and server two parts, the traffic information data stream that network in charge is collected car-mounted terminal stores, computing, statistics, analysis and prediction work, connected by mobile communications network and car-mounted terminal; Connected by ZigBee wireless communication module between the automobile that car-mounted terminal is housed, wireless communication scope is 0 ~ 500m, and working frequency range is 2.4GHz; The data such as whether self-position, speed, acceleration, driver fatigue information, automobile continuous operating time, driver's vital sign data, brake were lost efficacy by ZigBee-network by automobile, tire pressure, fuel tank temperature, whether hazmats send to other vehicles in network, simultaneously by mobile communications network by data upload server; Other vehicle judges data and processes, if a certain exception, issuing corresponding early warning mark and voice reminder by LCDs and voice cue module after receiving data by ZigBee wireless network and mobile communications network; The data that vehicle in certain network is uploaded according to the network address by server send to other all vehicle in this network by mobile communications network, when ZigBee-network connection failure, guarantee that automobile receiver data are unaffected, accurately send early warning information.
With reference to Fig. 2, car-mounted terminal is made up of power management module, flush bonding processor, satellite positioning module, mobile communication module, ZigBee wireless communication module, fatigue driving detection module, vital sign detection module, acceleration detection module, tie pressure detection module, fuel tank temperature detecting module, hazardous materials transportation one key prompting module, LCD MODULE and voice cue module; Its annexation is: flush bonding processor is the control center of each detection module and communication module, is connected with modules; Power management module is that whole system is powered, with other all model calling.
Power management module comprises primary power, standby power supply and power supply switch circuit, primary power is provided by automobile storage battery and generator, standby power supply is provided by other one piece of accumulator being encapsulated in on-vehicle terminal device inside, power supply switch circuit is used for shielding standby power supply when primary power normal power supply, make it not produce power consumption, start standby power supply rapidly when main power voltage reduction or primary power open circuit; During standby power supply work, LCD MODULE and voice cue module are closed by system, only retain other detections and normally work with the correlation module that communicates.
System positioning function adopts satellite positioning module, is connected with embedded system.
The time that described fatigue driving detection module is run continuously by detection driver's facial expression and automobile judges that whether driver is tired; After automobile starting, timer starts timing, if automobile is out of service, and down time more than 20 minutes then this timing terminate, timing is from 0 next time, otherwise timer will add up always; If the continuous timing time of timer, more than 4 hours, sends the data to other vehicles by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
Described vital sign detection module is connected with flush bonding processor, detection port includes but not limited to blood pressure detecting and pulse detection, Real-time Collection is carried out to vital sign data, flush bonding processor judges detection data, if driver to happen suddenly major disease in driving way, vital sign detection module can obtaining information in time, sends the data to other vehicles at once by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
Described acceleration detection module is connected with flush bonding processor, metering circuit is formed by acceleration transducer, if certain car emergency brake, acceleration information sends to other vehicles by ZigBee wireless network and mobile communications network after treatment, LCDs display early warning mark, sends voice reminder.
Described brake detection module is connected with flush bonding processor, brakes as the disconnection of switch control rule testing circuit and closed; If processor judges that brake is operated and the speed of a motor vehicle does not reduce, namely think this car brake failure to send the data to other vehicles by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
Described tie pressure detection module is made up of pressure transducer, metering circuit and mobile communication module, pressure data sends to car-mounted terminal to process by mobile communications network, then sends to other vehicles in network by ZigBee-network and mobile communications network; When tire pressure reduce continuously or tire pressure lower than normal value, or when tire pressure is too high, LCDs display early warning mark, sends voice message.
Described fuel tank temperature detecting module is connected with flush bonding processor, and be made up of temperature sensor measurement circuit and signal conditioning circuit, flush bonding processor processes temperature data, sends to other vehicles by ZigBee-network and mobile communications network; When fuel tank temperature is higher than setting value, LCDs display early warning mark, sends voice message.
Described hazardous materials transportation one key prompting module is connected with flush bonding processor, by pressing key control, if certain car transporting Chemicals or inflammable and explosive dangerous goods, then before driving, this button is pressed, system sends to other vehicles by ZigBee-network and mobile communications network information, the early warning of liquid crystal display screen display identifies, and sends voice message; Described dangerous material include but not limited to chemicals or inflammable explosive article.
The related data detected is given flush bonding processor and is processed by described each detection module, then other vehicles are sent to by mobile communications network, other vehicles judge the data received, if a certain data exception, by LCD MODULE and voice cue module, potential safety hazard is informed driver in time.
LCD MODULE is connected with flush bonding processor, according to the relative position between vehicle and relative velocity, shows the early warning mark of corresponding vehicle; Early warning mark includes but not limited to fatigue driving early warning mark, vital sign abnormalities early warning mark, brake failure early warning mark, early warning mark of bringing to a halt, tire pressure too low early warning mark, the too high early warning mark of fuel tank temperature and hazardous materials transportation early warning mark, the corresponding specific symbol of each early warning mark.
Voice cue module is connected with flush bonding processor, different according to early warning type, calls corresponding early warning speech audio; Early warning voice and described early warning identify to show and send simultaneously.
Each detection module and the cooperation of communication function module cooperative complete data acquisition and the transmission work of whole system, before accident occurs, potential safety hazard are informed driver and send effective early warning, thus avoiding the generation of highway pileup.Especially, in bad weather, the lower situation of visibility, the present invention provides the visual field of " broader ", " more long-range " for driver, at utmost ensures the safety of highway up train.
Claims (8)
1. the intelligent early-warning system preventing the expressway chain of rings from colliding, is characterized in that: be made up of car-mounted terminal and server two parts; Wherein network in charge is to the storage of the traffic information data stream that car-mounted terminal is collected, computing, statistics, analysis and prediction work; Car-mounted terminal is made up of power management module, flush bonding processor, satellite positioning module, mobile communication module, ZigBee wireless communication module, fatigue driving detection module, vital sign detection module, acceleration detection module, tie pressure detection module, fuel tank temperature detecting module, hazardous materials transportation one key prompting module, LCD MODULE and voice cue module, connected by ZigBee wireless communication module between the automobile that car-mounted terminal is housed, wireless communication scope is 0 ~ 500m, and working frequency range is 2.4GHz; The data such as whether self-position, speed, acceleration, driver fatigue information, automobile continuous operating time, driver's vital sign data, brake were lost efficacy by ZigBee-network by automobile, tire pressure, fuel tank temperature, whether hazmats send to other vehicles in network, simultaneously by mobile communications network by data upload server; After other vehicle receiver data, data judged and processes, if a certain exception, issuing corresponding early warning mark and voice reminder by LCDs and voice cue module; The data that vehicle in certain network is uploaded according to the network address by server send to other all vehicle in this network by mobile communications network, when ZigBee-network connection failure, guarantee that automobile receiver data are unaffected, accurately send early warning information.
2. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, is characterized in that: the time that described fatigue driving detection module is run continuously by detection driver's facial expression and automobile judges that whether driver is tired; After automobile starting, timer starts timing, if automobile is out of service, and down time more than 20 minutes then this timing terminate, timing is from 0 next time, otherwise timer will add up always; If the continuous timing time of timer, more than 4 hours, sends the data to other vehicles by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
3. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, it is characterized in that: described vital sign detection module is connected with flush bonding processor, detection port includes but not limited to blood pressure detecting and pulse detection, Real-time Collection is carried out to vital sign data, flush bonding processor judges detection data, if occur abnormal, sends the data to other vehicles at once by ZigBee-network and mobile communications network, display early warning mark, sends voice reminder.
4. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, it is characterized in that: described acceleration detection module is connected with flush bonding processor, metering circuit is formed by acceleration transducer, acceleration information sends to other vehicles by ZigBee wireless network and mobile communications network after treatment, when system judges that certain car is brought to a halt, LCDs display early warning mark, sends voice reminder.
5. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, is characterized in that: described brake detection module is connected with flush bonding processor, brakes as the disconnection of switch control rule testing circuit and conducting; If processor judges that brake is operated and the speed of a motor vehicle does not reduce, namely think this car brake failure to send the data to other vehicles by ZigBee-network and mobile communications network, LCDs display early warning mark, sends voice reminder.
6. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, it is characterized in that: described tie pressure detection module is made up of pressure transducer, metering circuit and mobile communication module, pressure data sends to car-mounted terminal to process by mobile communications network, then sends to other vehicles in network by ZigBee-network and mobile communications network; When tire pressure reduce continuously or tire pressure lower than normal value, or when tire pressure is too high, LCDs display early warning mark, sends voice message.
7. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, it is characterized in that: described fuel tank temperature detecting module is connected with flush bonding processor, be made up of temperature sensor measurement circuit and signal conditioning circuit, flush bonding processor processes temperature data, sends to other vehicles by ZigBee-network and mobile communications network; When fuel tank temperature is higher than setting value, LCDs display early warning mark, sends voice message.
8. the intelligent early-warning system preventing the expressway chain of rings from colliding according to claim 1, it is characterized in that: described hazardous materials transportation one key prompting module is connected with flush bonding processor, by pressing key control, if certain car hazmats, then before driving, button is pressed, system sends to other vehicles by ZigBee-network and mobile communications network information, and the early warning of liquid crystal display screen display identifies, and sends voice message; Described dangerous material include but not limited to chemicals or explosives, inflammable items.
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| CN105096656A (en) * | 2015-06-30 | 2015-11-25 | 北京奇虎科技有限公司 | Fatigue driving monitoring method based on an automobile driving recorder, device and system |
| CN105118322A (en) * | 2015-09-14 | 2015-12-02 | 吕铁平 | Expressway all-weather rear-end collision prevention pre-warning method |
| CN106448043A (en) * | 2016-07-29 | 2017-02-22 | 深圳市元征科技股份有限公司 | Method and device for asking for help |
| CN106530828A (en) * | 2016-12-07 | 2017-03-22 | 深圳市元征科技股份有限公司 | Vehicle driving state early-warning method and device |
| CN106530829A (en) * | 2016-12-07 | 2017-03-22 | 深圳市元征科技股份有限公司 | Driver state broadcasting method and device |
| CN106530833A (en) * | 2016-12-29 | 2017-03-22 | 江苏大学 | Automatic driving automobile intelligent lane changing system based on automobile networking and control method thereof |
| CN106846912A (en) * | 2017-03-30 | 2017-06-13 | 湖北大学 | Highway communication early warning and method based on ZigBee |
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| WO2018028068A1 (en) * | 2016-08-12 | 2018-02-15 | 深圳市元征科技股份有限公司 | Fatigue driving monitoring method and cloud server |
| CN108091177A (en) * | 2017-12-11 | 2018-05-29 | 佛山市集知汇科技有限公司 | A kind of anti-more vehicles suitable for highway even hit system and method |
| CN108116330A (en) * | 2018-01-08 | 2018-06-05 | 张善庆 | The satellite communication system that a kind of automobile uses on a highway |
| CN108961745A (en) * | 2018-06-14 | 2018-12-07 | 交通运输部公路科学研究所 | A kind of highway driving early warning system and method |
| CN109841091A (en) * | 2019-01-02 | 2019-06-04 | 北京汽车股份有限公司 | Vehicle collision prewarning method, device and automobile |
| CN109969083A (en) * | 2019-03-13 | 2019-07-05 | 中南大学 | A kind of truck and truck safe early warning and monitoring system |
| CN111326016A (en) * | 2018-12-14 | 2020-06-23 | 哈尔滨工业大学 | Highway driving safety monitoring system and method based on vehicle positioning information |
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| CN106910372A (en) * | 2015-12-23 | 2017-06-30 | 罗伯特·博世有限公司 | A kind of method and apparatus for wagon control |
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| CN106846912A (en) * | 2017-03-30 | 2017-06-13 | 湖北大学 | Highway communication early warning and method based on ZigBee |
| CN108091177A (en) * | 2017-12-11 | 2018-05-29 | 佛山市集知汇科技有限公司 | A kind of anti-more vehicles suitable for highway even hit system and method |
| CN108116330A (en) * | 2018-01-08 | 2018-06-05 | 张善庆 | The satellite communication system that a kind of automobile uses on a highway |
| CN108961745A (en) * | 2018-06-14 | 2018-12-07 | 交通运输部公路科学研究所 | A kind of highway driving early warning system and method |
| CN111326016A (en) * | 2018-12-14 | 2020-06-23 | 哈尔滨工业大学 | Highway driving safety monitoring system and method based on vehicle positioning information |
| CN109841091A (en) * | 2019-01-02 | 2019-06-04 | 北京汽车股份有限公司 | Vehicle collision prewarning method, device and automobile |
| CN109969083A (en) * | 2019-03-13 | 2019-07-05 | 中南大学 | A kind of truck and truck safe early warning and monitoring system |
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Application publication date: 20150121 |