CN109035769A - A kind of information management system - Google Patents
A kind of information management system Download PDFInfo
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- CN109035769A CN109035769A CN201810825983.0A CN201810825983A CN109035769A CN 109035769 A CN109035769 A CN 109035769A CN 201810825983 A CN201810825983 A CN 201810825983A CN 109035769 A CN109035769 A CN 109035769A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
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- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
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Abstract
The present invention provides a kind of information management systems, including information acquisition system, traffic base information management system and traffic dynamic information management system, the information acquisition system is for being acquired traffic data, the traffic base information management system is used to generate traffic base information according to the traffic data of acquisition and be managed, the traffic dynamic information management system is used to generate traffic dynamic information according to the traffic data of acquisition and be managed, and the traffic dynamic information is road real-time traffic condition.The invention has the benefit that providing a kind of information management system, realizes traffic base information and multidate information generates and management.
Description
Technical field
The present invention relates to technical field of information management, and in particular to a kind of information management system.
Background technique
Traffic Systems are one of the basic building blocks for carrying mankind's activity, are city prosperity, orderly and high speed development
Main support condition.However, modern city encounters the traffic problems got worse in fast development process, drastically influence
The economic construction and running efficiency in city bring various inconvenient and damage to the work and life of people, oneself is through becoming restriction
The main bottleneck of urban sustainable development.Existing information management system cannot achieve having for traffic base information and multidate information
Effect generates and management.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of information management system.
The purpose of the present invention is realized using following technical scheme:
A kind of information management system is provided, including information acquisition system, traffic base information management system and traffic are moved
State information management system, the information acquisition system is for being acquired traffic data, traffic base information management system
System for generating traffic base information according to the traffic data of acquisition and being managed, use by the traffic dynamic information management system
In generating traffic dynamic information according to the traffic data of acquisition and being managed, the traffic dynamic information is road real-time traffic
Situation.
The invention has the benefit that providing a kind of information management system, realizes traffic base information and dynamic is believed
Breath generates and management.
Optionally, the traffic base information management system includes modeling unit, traffic efficiency metric determination unit, ring
Border metric determination unit, optimization unit and basic information generation unit, the modeling unit are described for establishing city model
Traffic efficiency metric determination unit is used to determine traffic efficiency metric according to city model, and the environmental metric determines single
For member for determining environmental metric according to city model, the optimization unit is excellent according to traffic efficiency metric and environmental metric
Change urban transportation, the basic information generation unit is using urban transportation optimum results as traffic base information.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the embodiment in attached drawing is not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is structural schematic diagram of the invention；
Appended drawing reference:
Information acquisition system 1, traffic base information management system 2, traffic dynamic information management system 3.
Specific embodiment
The invention will be further described with the following Examples.
Referring to Fig. 1, a kind of information management system of the present embodiment, including information acquisition system 1, traffic base information management
System 2 and traffic dynamic information management system 3, the information acquisition system 1 is for being acquired traffic data, the traffic
Basic Information Management system 2 is used to generate traffic base information according to the traffic data of acquisition and be managed, and the traffic is dynamic
State information management system 3 is used to generate traffic dynamic information according to the traffic data of acquisition and be managed, the traffic dynamic
Information is road real-time traffic condition.
The invention has the benefit that providing a kind of information management system, realizes traffic base information and dynamic is believed
Breath generates and management.
Optionally, the traffic base information management system 2 include modeling unit, traffic efficiency metric determination unit,
Environmental metric determination unit, optimization unit and basic information generation unit, the modeling unit is for establishing city model, institute
Traffic efficiency metric determination unit is stated for determining traffic efficiency metric according to city model, the environmental metric determines
Unit is for determining environmental metric according to city model, and the optimization unit is according to traffic efficiency metric and environmental metric
Optimizing Urban Transportation, the basic information generation unit is using urban transportation optimum results as traffic base information；
The modeling unit is for establishing city model: city is divided into a central area and n-1 peripheral region,
It is No. 1 that central area, which is compiled, and by peripheral region according to 2,3 ..., n is numbered, and n indicates the sum of urban area.
Urban transportation efficiency is maximized and is used as traffic optimization target by this preferred embodiment traffic base information management system,
Trip energy consumption and pollutant emission are included in optimization aim simultaneously, it will be more preferable in entire Traffic Systems optimization process
Ground reflect land-change science, resource consumption, environmental protection and Traffic Systems dynamic relationship, meet the society of Traffic Systems
It can maximizing the benefits target；With perfect, traffic accessibility the continuous improvement of peripheral region inhabitation auxiliary facility, peripheral region
The density of population will be gradually increasing, and produce more trip requirements, while city has the central area density of population that can be declined, will
City is divided into central area and peripheral region, meets urban development trend.
Preferably, the traffic efficiency metric determination unit includes the first metric element of traffic efficiency, traffic efficiency
Two metric elements and traffic efficiency comprehensive measurement unit, first metric element of traffic efficiency is for determining traffic efficiency first
Metric, second metric element of traffic efficiency is for determining the second metric of traffic efficiency, the traffic efficiency synthesis degree
It measures unit and traffic efficiency metric is determined according to the first metric of traffic efficiency and the second metric of traffic efficiency；
First metric element of traffic efficiency is for determining the first metric of traffic efficiency: assuming that inside each region or
There are m kind transportation trade and l kind Land-Use between person region, the first metric of traffic efficiency is true using following formula
It is fixed:
In formula, LG1Indicate the first metric of traffic efficiency, f (LGi,k) indicate ith zone kth kind mode of transportation
Average travel time function, QiIndicate travel amount in ith zone, ri,kIndicate that kth kind mode of transportation travel amount accounts for i-th
Travel amount ratio in region, whereinSi,jIndicate the soil of jth kind Land-Use in ith zone
Ground area, qi,jIndicate that intensity occurs for the trip of jth kind Land-Use in ith zone；
Second metric element of traffic efficiency is for determining the second metric of traffic efficiency: the second metric of traffic efficiency
It is determined using following formula:
In formula, LG2Indicate the second metric of traffic efficiency,Indicate ith zone and h-th of interregional kth kind
The travel amount of mode of transportation,Indicate the path distance of ith zone and h-th of interregional kth kind mode of transportation operation,
Indicate the average travel speed of ith zone and h-th of interregional kth kind mode of transportation；
The traffic efficiency comprehensive measurement unit is true according to the first metric of traffic efficiency and the second metric of traffic efficiency
Determine traffic efficiency metric: traffic efficiency metric is determined using following formula:
In formula, LG indicates traffic efficiency metric；
The first metric element of this preferred embodiment traffic efficiency and the second metric element of traffic efficiency consider in region respectively
Traffic efficiency between portion's traffic efficiency and region, the first metric of traffic efficiency reflect the total time consumption gone on a journey in region,
The second metric of traffic efficiency reflects the total time consumption of interregional trip, traffic efficiency metric comprehensive traffic efficiency first
The second metric of metric and traffic efficiency, reflects city totality traffic efficiency；
Preferably, the environmental metric determination unit includes the second metric element of the first metric element of environment and environment,
First metric element of environment is for determining energy consumption metric, and second metric element of environment is for determining pollutant
Discharge metric；
First metric element of environment is for determining energy consumption metric: energy consumption metric is true using following formula
It is fixed:
In formula, FS1Indicate energy consumption metric, AiIndicate the traffic fuel consumption in ith zone, Bi,hTable
Show ith zone and h-th of interregional traffic fuel consumption；
Second metric element of environment is for determining pollutant emission metric: pollutant emission metric uses following formula
It determines:
In formula, FS2Indicate pollutant emission metric, CiIndicate the pollutant discharge amount in ith zone, Ei,hTable
Show ith zone and h-th of interregional pollutant discharge amount；
Preferably, the optimization unit is according to traffic efficiency metric and environmental metric Optimizing Urban Transportation: determining and hands over
Logical efficiency optimization objective function: ZC=LG, constraint condition FS1< FS1max, FS2< FS2max, wherein FS1maxIndicate that the energy disappears
Consume limit value, FS2maxIt indicates pollutant emission limit, traffic efficiency is optimized according to objective function.
It is total to meet various trip modes for objective function urban highway traffic efficiency optimization in this preferred embodiment optimization unit
When consumption it is minimum, but also meet transportation and energy's consumption and pollutant emission limit constraint, help to build efficient city and hand over
Way system,
Information management is carried out using information management system of the present invention, 5 cities is chosen and is tested, respectively city 1, city
City 2, city 3, city 4, city 5, count information management efficiency and information management cost, compared with information management system
It compares, generation has the beneficial effect that shown in table:
| Information management efficiency improves | Information management cost reduces | |
| City 1 | 29% | 27% |
| City 2 | 27% | 26% |
| City 3 | 26% | 26% |
| City 4 | 25% | 24% |
| City 5 | 24% | 22% |
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (8)
1. a kind of information management system, which is characterized in that including information acquisition system, traffic base information management system and traffic
Dynamic information management system, the information acquisition system is for being acquired traffic data, the traffic base information management
System is used to generate traffic base information according to the traffic data of acquisition and be managed, the traffic dynamic information management system
For generating traffic dynamic information according to the traffic data of acquisition and being managed, the traffic dynamic information is that road is handed in real time
Logical situation.
2. information management system according to claim 1, which is characterized in that the traffic base information management system includes
Modeling unit, traffic efficiency metric determination unit, environmental metric determination unit, optimization unit and basic information generate single
Member, the modeling unit are used for true according to city model for establishing city model, the traffic efficiency metric determination unit
Determine traffic efficiency metric, the environmental metric determination unit is used to determine environmental metric according to city model, described excellent
Change unit according to traffic efficiency metric and environmental metric Optimizing Urban Transportation, the basic information generation unit hands over city
Lead to optimum results as traffic base information.
3. information management system according to claim 2, which is characterized in that the modeling unit is for establishing city mould
Type: being divided into a central area and n-1 peripheral region for city, and it is No. 1 that central area, which is compiled, by peripheral region according to 2,
3 ..., n are numbered, and n indicates the sum of urban area.
4. information management system according to claim 3, which is characterized in that the traffic efficiency metric determination unit packet
Include the first metric element of traffic efficiency, the second metric element of traffic efficiency and traffic efficiency comprehensive measurement unit, the traffic effect
The first metric element of rate is for determining the first metric of traffic efficiency, and second metric element of traffic efficiency is for determining traffic
The second metric of efficiency, the traffic efficiency comprehensive measurement unit is according to the first metric of traffic efficiency and second degree of traffic efficiency
Magnitude determines traffic efficiency metric.
5. information management system according to claim 4, which is characterized in that first metric element of traffic efficiency is used for
Determine the first metric of traffic efficiency: assuming that having m kind transportation trade and l kind soil inside each region or between region
Ground Land use systems, the first metric of traffic efficiency are determined using following formula:
In formula, LG1Indicate the first metric of traffic efficiency, f (LGI, k) indicate being averaged for ith zone kth kind mode of transportation
Travel time function, QiIndicate travel amount in ith zone, rI, kIndicate that kth kind mode of transportation travel amount accounts in ith zone
Travel amount ratio, whereinSI, jIndicate the land area of jth kind Land-Use in ith zone,
qI, jIndicate that intensity occurs for the trip of jth kind Land-Use in ith zone；
Second metric element of traffic efficiency is for determining the second metric of traffic efficiency: the second metric of traffic efficiency uses
Following formula determines:
In formula, LG2Indicate the second metric of traffic efficiency,Indicate ith zone and h-th of interregional kth kind traffic
The travel amount of mode,Indicate the path distance of ith zone and h-th of interregional kth kind mode of transportation operation,It indicates
The average travel speed of ith zone and h-th of interregional kth kind mode of transportation；
The traffic efficiency comprehensive measurement unit is determined according to the first metric of traffic efficiency and the second metric of traffic efficiency and is handed over
Logical efficiency measure value: traffic efficiency metric is determined using following formula:
In formula, LG indicates traffic efficiency metric.
6. information management system according to claim 5, which is characterized in that the environmental metric determination unit includes ring
The second metric element of the first metric element of border and environment, first metric element of environment for determining energy consumption metric,
Second metric element of environment is for determining pollutant emission metric.
7. information management system according to claim 6, which is characterized in that first metric element of environment is for determining
Energy consumption metric: energy consumption metric is determined using following formula:
In formula, FS1Indicate energy consumption metric, AiIndicate the traffic fuel consumption in ith zone, BI, hIndicate the
I region and h-th of interregional traffic fuel consumption；
Second metric element of environment is for determining pollutant emission metric: pollutant emission metric is true using following formula
It is fixed:
In formula, FS2Indicate pollutant emission metric, CiIndicate the pollutant discharge amount in ith zone, EI, hIndicate the
I region and h-th of interregional pollutant discharge amount.
8. information management system according to claim 7, which is characterized in that the optimization unit is measured according to traffic efficiency
Value and environmental metric Optimizing Urban Transportation: traffic efficiency optimization object function: ZC=LG, constraint condition FS are determined1<
FS1max, FS2< FS2max, wherein FS1maxIndicate energy consumption limit value, FS2maxPollutant emission limit is indicated, according to target letter
Several pairs of traffic efficiencies optimize.
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Citations (8)
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| CN106875699A (en) * | 2017-03-21 | 2017-06-20 | 陆化普 | A kind of traffic control optimization method and device |
| CN107704976A (en) * | 2017-11-06 | 2018-02-16 | 东南大学 | Urban family transportation emission forecasting of discharged quantity method based on resident trip survey |
| CN107749161A (en) * | 2017-09-27 | 2018-03-02 | 东北林业大学 | Public transportation system and planing method based on Urban Traffic Planning |
-
2018
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050111238A (en) * | 2004-05-21 | 2005-11-24 | 에스케이 텔레콤주식회사 | Method and apparatus for generating traffic information using terminal |
| CN102368309A (en) * | 2011-04-02 | 2012-03-07 | 复旦大学 | Method and system for supporting urban land utilization and traffic integrated planning policy |
| CN105894814A (en) * | 2016-05-11 | 2016-08-24 | 浙江大学 | Joint optimization method and system for multiple traffic management and control measures in consideration of environmental benefits |
| CN106128133A (en) * | 2016-07-18 | 2016-11-16 | 合肥工业大学 | A kind of based on traffic efficiency with the area traffic control method of network energy consumption |
| CN106611290A (en) * | 2016-12-08 | 2017-05-03 | 华北水利水电大学 | Carbon emission management system based on urban planning |
| CN106875699A (en) * | 2017-03-21 | 2017-06-20 | 陆化普 | A kind of traffic control optimization method and device |
| CN107749161A (en) * | 2017-09-27 | 2018-03-02 | 东北林业大学 | Public transportation system and planing method based on Urban Traffic Planning |
| CN107704976A (en) * | 2017-11-06 | 2018-02-16 | 东南大学 | Urban family transportation emission forecasting of discharged quantity method based on resident trip survey |
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Application publication date: 20181218 |