CN101354834A - Highway transportation integrative monitoring early-warning system - Google Patents

Highway transportation integrative monitoring early-warning system Download PDF

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Publication number
CN101354834A
CN101354834A CNA2008100506982A CN200810050698A CN101354834A CN 101354834 A CN101354834 A CN 101354834A CN A2008100506982 A CNA2008100506982 A CN A2008100506982A CN 200810050698 A CN200810050698 A CN 200810050698A CN 101354834 A CN101354834 A CN 101354834A
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vehicle
sensor
adam
dangerous
industrial computer
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CNA2008100506982A
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Chinese (zh)
Inventor
王云鹏
李世武
祖力
陈熔
刘纯国
随振
张景海
隗海林
周茹波
孙文财
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Jilin University
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Jilin University
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Abstract

The invention relates to a road transport comprehensive monitoring early warning system. The system comprises an embedded type industrial computer, a PC extension piece, an ADAM card, a displayer, sensors for collecting on-road running information of vehicles and dangerous goods, a GPS module and a GPRS module, wherein the sensors are arranged on the dangerous cargo carrying vehicle and dangerous goods containers, the signals collected are transmitted in a wired or wireless mode to ADAM module ports; all ADAM modules are connected in series; the ADAM modules, the GPS module, the GPRS module and the displayer are communicated with the industrial computer by RS232 or RS485 serial ports. The system of the invention monitors, identifies, diagnoses and evaluates relative signal indexes to judge the dangerous states of the dangerous cargo carrying vehicle and the dangerous goods containers, thereby realizing the early warning for the road transport of the dangerous goods as well as the active remote control in the particularly emergent state.

Description

Highway transportation integrative monitoring early-warning system
Technical field:
The present invention relates to a kind of highway transportation integrative monitoring prior-warning device, promptly collect information acquisition, information processing, monitoring, early warning, be in communication in the onboard system of one, can be used for the highway road vehicle management, for company manager, driver, Surveillance center carry out comprehensively monitoring to vehicle, goods, and provide warning function, be particularly useful for the dangerous material highway transport management, belong to the highway transport management technical field.
Background technology:
Present stage, the major technique means of dangerous material transport by road in-transit management aspect have only GPS track and localization and two kinds of technology of vehicle running recording instrument.The principal feature of these two kinds of technological means is: GPS can only send back vehicle location and velocity information to Surveillance center, the information that vehicle running recording instrument write down is mainly used to carry out the accident post analysis, so existing technology only is the passive security administrative skill, can't realize comprehensively monitoring to vehicle in the transportation and dangerous material multidate information, more can not give warning in advance, lack the active safety technology of hazardous materials transportation accident prevention.
Summary of the invention:
It is backward in technique to the objective of the invention is to solve existing highway transportation in-transit management, can only implement the problem of passive management, a kind of powerful, strong anti-interference performance is provided, is specially adapted to the dangerous material highway transportation integrative monitoring early-warning system.
Above-mentioned purpose of the present invention is achieved through the following technical solutions, and accompanying drawings is as follows:
Technical scheme of the present invention provides a kind of highway transportation integrative monitoring early-warning system, it is characterized in that, by built-in industrial control machine, PC extension, ADAM card, display screen, vehicle operating state information acquisition sensor in transit, dangerous material status information capture sensor in transit and the GPS/GPRS module combinations is integrated forms.Wherein industrial computer is installed on the vehicle, adopts embedded system to develop, be used to finish monitoring information identification, judgement, evaluation classification, provide processing instruction; The PC extension is connected with industrial computer, is mainly used in to connect ADAM card and various sensor, carries out the transmission of signal; The ADAM card is installed on the vehicle, is connected with industrial computer, is mainly used in to connect various sensors, carries out the transmission of signal; Display screen is installed on the vehicle, and it is installed on the vehicle, mainly as display device, the information that collects, result, current state etc. is shown, and to driver's prompting, and has touch screen functionality; The sensor of vehicle operating state information acquisition in transit is installed on the vehicle, links to each other with PC extension or ADAM card etc., mainly finishes the collecting work of the vehicle in transit operating state signal relevant with security; The sensor of dangerous material status information capture in transit is installed on the vehicle, links to each other with ADAM card etc., mainly finishes the collecting work of signals such as temperature in the hazardous materials transportation process, pressure; The GPS module is installed on the vehicle, is connected with industrial computer, mainly finishes the collecting work of the positional information of vehicle; The GPRS module is installed on the vehicle, is connected with industrial computer, is mainly used in various transmission of Information and reception work.
Above-mentioned said vehicle operating state information acquisition sensor in transit comprises: running safe distance between vehicles sensor, the automobile overload sensor, shoe brake inordinate wear sensor, hub bearing loosening gap sensor, the hub bearing temperature sensor, the tire pressure temperature sensor, the shoe brake gap sensor, the brake line leak sensor, turning to is the loosening gap sensor, the power steering system fault sensor, the spacious vibration transducer of vehicle transmission pine, the car bulb fault sensor, the neutral gear monitoring sensor.
Above-mentioned said dangerous material status information capture sensor in transit comprises: temperature sensor, pressure transducer, leak sensor.
Native system is by being laid in the various sensor acquisition coherent signals on haulage vehicle or the dangerous goods container, after the ADAM resume module, be sent in the industrial computer, focus on, industrial computer built-in signal handling procedure, at first the information that monitors is discerned, judge the state of institute's monitoring index, whether take place unusual, institute's monitoring index is estimated again, and provided corresponding danger classes, the evaluation of indexes grade is divided into level Four: safety, accurate safety, accurate dangerous and dangerous, according to the evaluation of indexes result, take different processing policies at last.
The haulage vehicle running state information of native system and the status information in transit of dangerous material can be sent to Surveillance center via the GPRS module, if precarious position occurs, Surveillance center can carry out Long-distance Control to vehicle by wireless communication technique.
At the dangerous material transport by road integrative monitoring early-warning system, this system is installed on the hazardous materials transportation vehicle.Adopt embedded distributed data collection and concentrated message to handle.
Described embedded system data is gathered real-time; Support hard shutdown; Start-up time is short, system's operation stability height.
Described distributed data acquisition adopts the ADAM module, carries out data communication by the RS485 bus; Acquisition module can be arranged in the sensor scene, reduces the long line transmission of weak signal; Acquisition applications PC104 module for quick response signal realizes.
Described concentrated message is handled functions such as the data acquisition that mainly is meant system, demonstration, calculating, judgment processing and is focused on; Information fusion, data wireless transmission, control center's command reception focus on.
Various sensor acquisition hazardous materials transportation vehicles and the dangerous material in transit status information itself of system by laying at vehicle and dangerous material, form vehicle, goods state monitoring module in transit, realization is to the monitoring of vehicle and dangerous material status information in transit, again by integrated Remote oil-break/down techniques, cross the border/the overspeed alarming technology, accident alarming technology, information fusion technology, remote control technology etc., form vehicle-mounted comprehensively monitoring early warning technology.
The present invention provides the function that vehicle, goods are carried out the comprehensively monitoring early warning for hazardous materials transportation company manager, Surveillance center etc., for the driving driver provides effective accident risk escape mechanism.It is the GPS receiver module that this device adopts the Global Positioning System (GPS) receiver module, is used for the location and obtains the speed of a motor vehicle; The GPRS module is set up radio contact with monitoring client; Industrial computer is used for deal with data, judges vehicle-state.The GPS receiver module comes receiving satellite signal by gps antenna, handles and obtains vehicle time in transit, position and velocity information, thereby determine the current accurate position and the speed of a motor vehicle of vehicle, judges whether dangerous the operation conditions of vehicle reaches.Industrial computer can occur sounding the alarm when unusual at travel condition of vehicle or goods, reminds the driver to drive with caution, and realizes warning function; When special circumstances such as appearance abduction, Surveillance center can adopt oil-break (at diesel engine)/outage (at gasoline engine) technology to make vehicle be parked in the zone of safety.
Advantage of the present invention is: 1. remote monitoring travel condition of vehicle, according to the running status of the signal analysis vehicle of onboard system sensor acquisition, find to have abnormal conditions, and report to the police at once, and report Surveillance center; 2. Surveillance center can provide weather condition, road information etc. to the driver, and the vehicle-mounted monitoring prior-warning device is reminded the driver with the road hazard situation, and the early warning service is provided; 3. Surveillance center can order the status informations such as home position of designated vehicle, provides service for following the trail of vehicle; 4. can set specific travel route, the specific speed of a motor vehicle to it for the vehicle of transportation catastrophe risk product, if cross the border, overspeed situation, monitoring early-warning device is reported to the police at once, and directly reports Surveillance center; 5. when special circumstances such as appearance abduction, Surveillance center can adopt Remote oil-break (at diesel engine)/outage (at gasoline engine) technology to make vehicle be parked in the zone of safety.
Description of drawings
Fig. 1 is the general technical block diagram;
Fig. 2 is the annexation synoptic diagram of hardware such as vehicle, dangerous material state signal collecting sensor, ADAM card, industrial computer, display screen, GPS/GPRS module;
Fig. 3 is dangerous material transport by road monitoring and early warning message processing flow figure;
Fig. 4 is a dangerous material transport by road risk zones early warning information processing flow chart in violation of rules and regulations;
Fig. 5 is dangerous material highway transport vehicle/dangerous material state early warning information in transit processing flow chart.
Embodiment
Below in conjunction with the accompanying drawing illustrated embodiment the present invention is described in further detail:
With reference to Fig. 1-5, highway transportation integrative monitoring early-warning system of the present invention is by a built-in industrial control machine U1; Two PC extension PC104, one is PCM-3718,16 tunnel 12 100 hertz high-speed a/d card, one is PCM-3614, four road serial port expanding modules; Four amplifications, analog-to-digital conversion module (ADAM), A1 4017+ (8 tunnel 12), A2 4017, A3 4017 (8 tunnel 12), A4 4052 (8 way words input isolation module); One 12 cun liquid crystal touch screens; Detect sensor two covers of vehicle running state information in transit, one cover (vehicle condition detecting unit 1) sensor input signal is sent into computing machine after analog-to-digital conversion module (ADAM module) converts analog quantity to digital quantity, another set of (vehicle condition detecting unit 2) sensor is directly exported digital signal by serial ports expansion part PC104 (RS232) and RS485 serial ports 2 input computing machines, vehicle location and Remote signal are that GPS, GSM/GPRS signal also are to send into computing machine by serial port expanding module PC104 (PCM-3614,4 tunnel).The dangerous material detecting unit, V1 platinum resistance temperature sensor output 4-20mA current signal, V2 pressure transducer output 4-20mA current signal, V3 leak sensor 2 tunnel, output 4-20mA current signal, this first of four road signals input amplify modular converter (ADAM) 4017+ and convert digital signal to by RS485 serial ports 1 input computing machine.Vehicle condition detecting unit 1,8 sensors are arranged, C1 hub bearing temperature sensor (CGWD-401C) 2 tunnel, 0-5v output, C2 car bulb fault sensor (WBV342) 2 tunnel, 0-5v output, this four road signal also enter first amplification modular converter (ADAM) 4017+ and convert digital signal to by RS485 serial ports 1 input computing machine.C3 shoe brake gap sensor (CGXW-ST-1-25) 2 tunnel, 0-5v output, C4 hub bearing loosening gap sensor (CGXW-ST-1-25) 2 tunnel, 0-5v output, this four road signal enter second amplification modular converter (ADAM) 4017 and convert digital signal to by RS485 serial ports 1 input computing machine.C5 brake line leak sensor (CGYL-203) 6 tunnel, 0-5v output, C6 power steering system fault sensor (CGYL-203), 0-5v output, this seven road signal enter the 3rd amplification modular converter (ADAM) 4017 and convert digital signal to by RS485 serial ports 1 input computing machine.C7 shoe brake inordinate wear sensor, the 2 tunnel, switching value output, C8 neutral gear monitoring sensor, 2 tunnel, switching value output.This four road signal enters the 4th and amplifies isolation module (ADAM) 4052 by RS485 serial ports 1 input computing machine.Vehicle condition detecting unit 2, C9 automobile overload sensor (ModBus type), the RS485 signal is exported, C10 turns to is loosening gap sensor (ModBus type), the output of 3 road RS485 signals, this four road signal is by RS485 serial ports 2 input computing machines.C11 running safe distance between vehicles sensor (Sick LMS220ID), output RS232 signal, C12 air pressure of automobile tire, temperature sensor, output RS232 signal.This two paths of signals is imported computing machine by PC104 serial port expanding module (PCM-3614,4 tunnel).The spacious vibration transducer 3255 of C13 transmission pine, the output analog signals, by expansion card PC104 (PCM-3718), 16 tunnel 12 100 hertz high-speed a/d card converts digital signal input computing machine to.
The operating state information acquisition sensor in transit of vehicle and dangerous material is laid in hazardous materials transportation vehicle itself and dangerous goods container relevant position, signal collectedly be sent to the ADAM module port by wired or wireless mode, adopt the ADAM4017 module at analog quantity, adopt the ADAM4052 module at digital switch quantity, adopt the ADAM4060 module for the vehicle control signal, adopt series system to connect between each ADAM module, each ADAM module, GPS module, GPRS module, display screen are carried out communication by RS232 or RS485 serial ports and industrial computer.The communications protocol that each monitor signal can pass through to be formulated is packed, and is sent to Surveillance center by the GPRS module then, and resolves according to communications protocol.
The information that all the sensors is gathered after process ADAM module transforms, is sent in the built-in industrial control machine, and focuses on.The built-in handling procedure of built-in industrial control machine will at first be discerned the information that monitors, and confirms institute's Information Monitoring belongs to which kind of index of vehicle or dangerous material; And then it is diagnosed, judge institute's monitoring index for which kind of state, whether take place unusual; Then institute's monitoring index is estimated, and provided corresponding danger classes.The danger classes of arbitrary index is divided into level Four: safety, accurate safety, accurate dangerous and dangerous, according to certain evaluation of indexes result, take different treatment Countermeasures.
Positioning index with the hazardous materials transportation vehicle is an example, its risk zones early warning information processing detailed process in violation of rules and regulations is: built-in industrial control machine is by the vehicle position data of RS232 serial ports reception from the GPS module, and handle, with the WGS-84 origin coordinate system transform of gps data is needed 1980 national geodetic coordinate systems of built-in industrial control machine built-in electronic map, just gps data geodetic latitude and geodetic longitude coordinate format (B then, L) be transformed into Gauss projection rectangular coordinate (x, y) form of electronic chart; Entity in the electronic chart is predisposed to different classifications and grade according to its type with the risk size, and provider location is compared in gps data that disposes and the electronic chart, discerns the risk range whether current hazardous materials transportation vehicle enters entity; Through judging, drop on the opinion rating (comprising safety, accurate safety, accurate dangerous and dangerous four ranks) of risk zones according to the gps data point and take corresponding treatment Countermeasures: if 1. the positioning index evaluation result is a safety, then continue monitoring, do not take any measure, and its monitoring frequency slows down suitably; If the 2. positioning index evaluation result safety that is as the criterion, then this index signal emphasis is extracted, monitor especially, observe the variation tendency in its certain hour continuously, if be the accurate safety evaluation result who occurs once in a while only, being considered as accidentalia causes, its evaluation rank can return and be safety, if not so it is estimated rank and should promote the 3. positioning index evaluation result danger that is as the criterion of danger that is as the criterion, then danger may appear in this index at any time, need send the early warning countermeasure, driver or related management personnel need carry out risk in advance and prepare, and take the necessary measures, warn its other route of changing one's profession, away from dangerous entity, taking place 4. if prevent disasters, the positioning index evaluation result is danger, then should take emergent management and control measure, according to the travel condition of vehicle (speed of a motor vehicle at vehicle or dangerous material itself, acceleration, drive and formulate different control strategies, as stopping immediately, travel and stop etc. behind the segment distance.

Claims (5)

1, a kind of highway transportation integrative monitoring early-warning system is characterized in that, comprises industrial computer, and it is installed on the vehicle, adopts embedded system to develop, be used to finish monitoring information identification, judgement, evaluation classification, provide processing instruction; The PC extension, it is installed on the vehicle, is connected with industrial computer, is mainly used in to connect ADAM card and various sensor, carries out the transmission of signal; The ADAM card, it is installed on the vehicle, is connected with industrial computer, is mainly used in to connect various sensors, carries out the transmission of signal; Display screen, it is installed on the vehicle, is connected with industrial computer, mainly as display device, the information that collects, result, current state etc. is shown, and to driver's prompting, and has touch screen functionality; The sensor of vehicle operating state information acquisition in transit, it is installed on the vehicle, links to each other with PC extension or ADAM card etc., carries out the collection of the vehicle in transit operating state signal relevant with security; The sensor of dangerous material status information capture in transit, it is installed on the vehicle, links to each other with ADAM card etc., mainly carries out the collection of the signal such as temperature, pressure in the hazardous materials transportation process; The GPS module, it is installed on the vehicle, is connected with industrial computer, mainly carries out the collection of the positional information of vehicle; The GPRS module, it is installed on the vehicle, is connected with industrial computer, mainly carries out various transmission of Information and reception work.
2, highway transportation integrative monitoring early-warning system according to claim 1, it is characterized in that said vehicle operating state information acquisition sensor in transit comprises: running safe distance between vehicles sensor, the automobile overload sensor, shoe brake inordinate wear sensor, hub bearing loosening gap sensor, the hub bearing temperature sensor, the tire pressure temperature sensor, the shoe brake gap sensor, the brake line leak sensor, turning to is the loosening gap sensor, the power steering system fault sensor, the spacious vibration transducer of vehicle transmission pine, the car bulb fault sensor, the neutral gear monitoring sensor.
3, highway transportation integrative monitoring early-warning system according to claim 1 is characterized in that said dangerous material status information capture sensor in transit comprises: temperature sensor, pressure transducer, leak sensor.
4, highway transportation integrative monitoring early-warning system according to claim 1, it is characterized in that, by being laid in the various sensor acquisition coherent signals on haulage vehicle or the dangerous goods container, after the ADAM resume module, be sent in the industrial computer, focus on, industrial computer built-in signal handling procedure is at first discerned the information that monitors, and judges the state of institute's monitoring index, whether take place unusual, institute's monitoring index is estimated again, and provided corresponding danger classes, the evaluation of indexes grade is divided into level Four: safety, accurate safety, accurate dangerous and dangerous, according to the evaluation of indexes result, take different processing policies at last.
5, highway transport vehicle integrative monitoring early-warning system according to claim 1, it is characterized in that, the status information in transit of haulage vehicle running state information and dangerous material can be sent to Surveillance center via the GPRS module, if precarious position occurs, Surveillance center can carry out Long-distance Control to vehicle by wireless communication technique.
CNA2008100506982A 2008-05-12 2008-05-12 Highway transportation integrative monitoring early-warning system Pending CN101354834A (en)

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CN102063783A (en) * 2010-12-21 2011-05-18 中国人民解放军军事交通学院 Dangerous good railway transportation environment stress monitoring system
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CN102407742A (en) * 2011-09-29 2012-04-11 华南理工大学 Wheel load sensing system and wheel load sensing method of vehicle network interconnection based on RFID (Radio Frequency Identification Device) self energy supply
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