CN1725208A - Taffic information processing system for urban through street - Google Patents
Taffic information processing system for urban through street Download PDFInfo
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- CN1725208A CN1725208A CN 200410052969 CN200410052969A CN1725208A CN 1725208 A CN1725208 A CN 1725208A CN 200410052969 CN200410052969 CN 200410052969 CN 200410052969 A CN200410052969 A CN 200410052969A CN 1725208 A CN1725208 A CN 1725208A
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Abstract
This invention relates to a traffic information process system used in city high-speed roads composed of an outer field system and an internal field system, among which, the outer field includes optical-end devices and a master control computer the internal system is made up of an information process system, optical-end devices are connected with an outer field signal collection device and connected to form a ring net in a ring topological structure, the master control computer is connected with the optical-end devices and connected to the information process unit to finish signal analysis and strategy control.
Description
Technical field:
The present invention relates to physical field, relate in particular to collection, transmission and the processing of information, the particularly collection of transport information, transmission and processing, concrete is a kind of traffic information processing system that is used for urban express way.
Background technology:
In the prior art, traffic information processing system generally obtains utilizing in intelligent transportation system.Adopt the information handling system of hierarchical structure in the Australian SCAT control system, this system is divided into CPU (central processing unit)---regional processor---signal processor, its processing mode is not a real time modelling, but feeds back by classification in advance.Adopt the information handling system of online calculating in the SCOOT system of Britain.This system handles the information that each point is gathered in real time, and provides adaptive controlling schemes.But these traffic information processing systems are all at the urban ground road in the prior art, and the information of its processing is confined to urban road intersection, and the space correlation degree of information is not high, and the mode of processing all is a standalone processes.And the urban express way traffic has continuous feature, and certain unusually all can influence whole system in the system.In view of the situation, in the city expressway traffic administration, the operation conditions of road and the journey time in highway section are two important index.These two indexs are the indexs on the continuous space, can not directly obtain by the information of single point.Present traffic information processing system can not be realized the correlation analysis and the concentrated controling management of data, and this is incompatible with development fast at present and complicated day by day railway and highway system.
Summary of the invention:
Technical matters of the prior art to be solved by this invention is: because in the prior art, traffic information processing system is all at the urban ground road, the information of its processing is confined to urban road intersection, and the space correlation degree of information is not high, and the mode of processing all is a standalone processes.And the urban express way traffic has continuous feature, in the system certain unusually all can influence whole system, in the city expressway traffic administration, the operation conditions of road and the journey time in highway section are two important index.These two indexs are the indexs on the continuous space, can not directly obtain by the information of single point.In view of the situation, present traffic information processing system can not be realized the correlation analysis and the concentrated controling management of data, and this is incompatible with development fast at present and complicated day by day railway and highway system.
The technical scheme that the present invention is adopted for solution above-mentioned technical matters of the prior art provides a kind of traffic information processing system that is used for urban express way, the described this traffic information processing system of urban express way that is used for is by at least one outfield traffic information collecting apparatus, main control computer and information handling system constitute, wherein, it is along the line that described outfield traffic information collecting apparatus disperses to be arranged on urban express way, any one described outfield traffic information collecting apparatus all is connected with fiber optic by cable, a plurality of described fiber optics by optical cable with the ring topology looping net that links to each other, described main control computer links to each other with at least one described fiber optic, described main control computer is connected with described information handling system, be provided with the abnormal data processor in the described information handling system, the traffic behavior determining device, the journey time processor, database and GIS terminal, described main control computer links to each other with described abnormal data processor, described abnormal data processor is connected with historical traffic database with interim traffic database, described interim traffic database is connected with described journey time processor with described traffic behavior determining device, described traffic behavior determining device is connected with a communications policy supporting database with described journey time processor, described communications policy supporting database all links to each other with described GIS terminal with described historical traffic database, the basic transport information of segment record when described outfield traffic information collecting apparatus is pressed fixedly, at each fixedly in the period, the instruction of main control computer issue poll, read these information by fiber optic, and the information that obtains is passed to described information handling system, described abnormal data processor is according to the logical relation between the traffic Back ground Information, judge and remove suspicious data combination, deposit real time data after the processing in each time period and the real time data after the processing in all time periods respectively by interim traffic database and historical traffic database then, the real time data of current slot is reached described traffic behavior determining device, and the basic traffic data of each set time that obtains by described traffic behavior determining device utilization actual measurement, obtain the traffic behavior in each highway section, described journey time processor utilizes the interior vehicle average velocity of time period of each detection section of instantaneous moment on the route to calculate the journey time that detects between the section, draw instantaneous journey time by recurrence, and carry out epitaxial process, obtain true journey time, data transfer after the processing that described traffic behavior determining device and described journey time processor obtain is to described communications policy supporting database, provide the decision analysis of transport information by described communications policy supporting database, and by described GIS terminal browse and inquire about basic traffic data and handle after the traffic indicators that obtains.
Further, be provided with a master control fiber optic in the described ring network, described master control fiber optic links to each other with described main control computer.
Further, be provided with signal transducer in the traffic information collecting apparatus of described outfield.
Further, described fiber optic is connected with plural outfield traffic information collecting apparatus.
The present invention and prior art contrast, and its effect is actively with tangible.The traffic information processing system that the present invention is a kind of to be used for urban express way by outfield sensing collection and internal field data processing and analyze the intellectuality that has realized that transport information is handled, utilize information handling system of the present invention can replace manual observation substantially, this saves a large amount of manual resources for the through street management.Simultaneously, information handling system is handled fast, makes the supvr to take measures rapidly at real time status, and management effect is provided greatly.
Purpose of the present invention, feature and advantage will be elaborated in conjunction with the accompanying drawings by embodiment.
Description of drawings:
Fig. 1 is the logical organization synoptic diagram of outer field system of a preferred embodiment of a kind of traffic information processing system that is used for urban express way of the present invention.
Fig. 2 is the logical organization synoptic diagram of internal field system of a preferred embodiment of a kind of traffic information processing system that is used for urban express way of the present invention.
Embodiment:
As depicted in figs. 1 and 2, a kind of traffic information processing system that is used for urban express way of the present invention, constitute by outer field system and internal field system two parts, concrete, described outer field system is made of fiber optic 1 and main control computer 2, described internal field system is made of information handling system, it is characterized in that the signal picker 3 that described fiber optic 1 connects in the outside traffic environment by cable 11, be provided with signal transducer in the described signal picker 3, gather the wagon flow of traffic scene by described signal transducer, signals such as the speed of a motor vehicle, described fiber optic 1 utilizes optical cable 21 with ring network of the continuous formation of ring topology, described main control computer 2 links to each other with N described fiber optic 1, described main control computer 2 is connected to described information handling system, be provided with abnormal data processor 4 in the described information handling system, traffic behavior determining device 5, journey time processor 6, database and GIS terminal 7, described main control computer 2 links to each other with described abnormal data processor 4, described abnormal data processor 4 is connected with interim traffic database 8 and historical traffic database 9, described interim traffic database 8 is connected with described traffic behavior determining device 5 and described journey time processor 6, and further, described traffic behavior determining device 5 and described journey time processor 6 are connected to communications policy supporting database 10, and described communications policy supporting database 10 all links to each other with described GIS terminal 7 with described historical traffic database 9.
A kind of implementation procedure that is used for the traffic information processing system of urban express way of the present invention is described below:
The basic transport information of segment record when described signal picker 3 is pressed fixedly, at each fixedly in the period, main control computer 2 issue poll instructions, read these information by fiber optic 1, and the information that obtains is passed to described information handling system, at first, described abnormal data processor 4 utilizes the logical relation between the traffic Back ground Information, judge and remove suspicious data combination, deposit real time data after the processing in each time period and the real time data after the processing in all time periods respectively by interim traffic database 8 and historical traffic database 9 then, the real time data of current slot is reached described traffic behavior determining device 5, and utilize the basic traffic data of each set time that actual measurement obtains by described traffic behavior determining device 5, obtain the traffic behavior in each highway section, the traffic state judging device in the present embodiment can be divided into the traffic flow modes of through street three kinds:
Freestream conditions: vehicle is in the environment that can freely control, and the comfort level of travelling is very high.The corresponding issued state of this state unimpeded.
Force stream mode: traffic flow is in critical conditions, and traffic may worsen rapidly because of small ectocine.Crowding of the corresponding issued state of this state;
Chaotic stream mode: it is frequent to stop, and vehicle ' is subjected to external environmental interference serious, and comfort level is extremely low.The obstruction of the corresponding issued state of this state.
Described journey time processor 6 utilizes the interior vehicle average velocity of time period of each detection section of (in the continuous space) a certain instantaneous moment on the route to calculate the journey time that detects between the section simultaneously, draw instantaneous journey time by recurrence, and carry out epitaxial process, obtain true journey time, data transfer after the processing that described traffic behavior determining device 5 and described journey time processor 6 the obtain communications policy supporting database of stating 10 extremely, provide the decision analysis of transport information by described communications policy supporting database 10, and finally browse and inquire about the traffic indicators that obtains after basic traffic data and the processing by described GIS terminal 7.By the interface of GIS terminal 7 such map visualization, managerial personnel can obtain traffic data easily.
In a preferred embodiment of the invention, by the data contrast that the reality test utilizes the traffic of road section traffic volume situation of the present invention and artificial cognition to pass through 4 days, both consistance have reached 95%.The related coefficient of Link Travel Time that obtains simultaneously and traveled distance time has arrived 0.96.Like this, information handling system can replace manual observation substantially, and this saves a large amount of manual resources for the through street management.Simultaneously, information handling system is handled fast, makes the supvr to take measures rapidly at real time status, and management effect is provided greatly.
Claims (4)
1. traffic information processing system that is used for urban express way, by at least one outfield traffic information collecting apparatus, main control computer and information handling system constitute, it is characterized in that: it is along the line that described outfield traffic information collecting apparatus disperses to be arranged on urban express way, any one described outfield traffic information collecting apparatus all is connected with fiber optic by cable, a plurality of described fiber optics by optical cable with the ring topology looping net that links to each other, described main control computer links to each other with at least one described fiber optic, described main control computer is connected with described information handling system, be provided with the abnormal data processor in the described information handling system, the traffic behavior determining device, the journey time processor, database and GIS terminal, described main control computer links to each other with described abnormal data processor, described abnormal data processor is connected with historical traffic database with interim traffic database, described interim traffic database is connected with described journey time processor with described traffic behavior determining device, described traffic behavior determining device is connected with a communications policy supporting database with described journey time processor, described communications policy supporting database all links to each other with described GIS terminal with described historical traffic database, the basic transport information of segment record when described outfield traffic information collecting apparatus is pressed fixedly, at each fixedly in the period, the instruction of main control computer issue poll, read these information by fiber optic, and the information that obtains is passed to described information handling system, described abnormal data processor is according to the logical relation between the traffic Back ground Information, judge and remove suspicious data combination, deposit real time data after the processing in each time period and the real time data after the processing in all time periods respectively by interim traffic database and historical traffic database then, the real time data of current slot is reached described traffic behavior determining device, and the basic traffic data of each set time that obtains by described traffic behavior determining device utilization actual measurement, obtain the traffic behavior in each highway section, described journey time processor utilizes the interior vehicle average velocity of time period of each detection section of instantaneous moment on the route to calculate the journey time that detects between the section, draw instantaneous journey time by recurrence, and carry out epitaxial process, obtain true journey time, data transfer after the processing that described traffic behavior determining device and described journey time processor obtain is to described communications policy supporting database, provide the decision analysis of transport information by described communications policy supporting database, and by described GIS terminal browse and inquire about basic traffic data and handle after the traffic indicators that obtains.
2. the traffic information processing system that is used for urban express way as claimed in claim 1 is characterized in that: be provided with a master control fiber optic in the described ring network, described master control fiber optic links to each other with described main control computer.
3. the traffic information processing system that is used for urban express way as claimed in claim 1 is characterized in that: be provided with signal transducer in the traffic information collecting apparatus of described outfield.
4. the traffic information processing system that is used for urban express way as claimed in claim 1 is characterized in that: described fiber optic is connected with plural outfield traffic information collecting apparatus.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410052969 CN1725208A (en) | 2004-07-19 | 2004-07-19 | Taffic information processing system for urban through street |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410052969 CN1725208A (en) | 2004-07-19 | 2004-07-19 | Taffic information processing system for urban through street |
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| CN1725208A true CN1725208A (en) | 2006-01-25 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101567126A (en) * | 2009-05-31 | 2009-10-28 | 上海宝康电子控制工程有限公司 | Urban road traffic information detecting and issuing system |
| CN101197077B (en) * | 2006-12-07 | 2010-05-12 | 厦门雅迅网络股份有限公司 | Analyzing and statistical method for vehicle running route |
| CN101950477A (en) * | 2010-08-23 | 2011-01-19 | 北京世纪高通科技有限公司 | Method and device for processing traffic information |
| WO2011079681A1 (en) * | 2009-12-30 | 2011-07-07 | 北京世纪高通科技有限公司 | Method and apparatus for predicting travel time |
| WO2012010004A1 (en) * | 2010-07-21 | 2012-01-26 | 北京世纪高通科技有限公司 | Method and device for processing event in historical traffic information |
| CN101794345B (en) * | 2009-12-30 | 2013-05-15 | 北京世纪高通科技有限公司 | Data processing method and device |
| CN104506804A (en) * | 2014-12-22 | 2015-04-08 | 安徽三联交通应用技术股份有限公司 | Device and method for monitoring abnormal behavior of motor vehicle on expressway |
| CN108683578A (en) * | 2018-04-16 | 2018-10-19 | 许继集团有限公司 | Test method and test system are interrogated by a kind of site device ring Netcom |
-
2004
- 2004-07-19 CN CN 200410052969 patent/CN1725208A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101197077B (en) * | 2006-12-07 | 2010-05-12 | 厦门雅迅网络股份有限公司 | Analyzing and statistical method for vehicle running route |
| CN101567126A (en) * | 2009-05-31 | 2009-10-28 | 上海宝康电子控制工程有限公司 | Urban road traffic information detecting and issuing system |
| WO2011079681A1 (en) * | 2009-12-30 | 2011-07-07 | 北京世纪高通科技有限公司 | Method and apparatus for predicting travel time |
| CN101794345B (en) * | 2009-12-30 | 2013-05-15 | 北京世纪高通科技有限公司 | Data processing method and device |
| WO2012010004A1 (en) * | 2010-07-21 | 2012-01-26 | 北京世纪高通科技有限公司 | Method and device for processing event in historical traffic information |
| CN101950477A (en) * | 2010-08-23 | 2011-01-19 | 北京世纪高通科技有限公司 | Method and device for processing traffic information |
| CN104506804A (en) * | 2014-12-22 | 2015-04-08 | 安徽三联交通应用技术股份有限公司 | Device and method for monitoring abnormal behavior of motor vehicle on expressway |
| CN108683578A (en) * | 2018-04-16 | 2018-10-19 | 许继集团有限公司 | Test method and test system are interrogated by a kind of site device ring Netcom |
| CN108683578B (en) * | 2018-04-16 | 2020-11-10 | 许继集团有限公司 | In-place device ring network communication test method and test system |
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