CN105575140A - City traffic control method based on RFID electronic labels - Google Patents

Abstract

The invention discloses a city traffic control method based on RFID electronic labels. The city traffic control method is characterized in that the RFID electronic labels disposed on vehicles, RFID electronic label reading base stations disposed in city roads, and background servers of traffic control departments are provided; the grade division and the weight allocation of the city roads and the districts can be carried out according to the road congestion conditions and the traffic control demands; and the traffic control can be carried out by calculating the vehicle weighting travel volume according to the acquired vehicle ID on the roads. The city traffic control method is advantageous in that the grade division and the weight allocation of the city roads and the districts can be carried out, and the accumulated travel volume of each vehicle can be calculated, and the traffic control can be carried out according to the total road resources occupied by each vehicle, and therefore the defect of the unfair rigid traffic control method can be solved, and the city core area road resources can be occupied as less as possible by the society, and the traffic congestion of the city roads can be further reduced, and the great convenience can be provided for the vehicle owners.

Description

A kind of restricting urban vehicles method based on RFID

Technical field

The invention belongs to radio-frequency (RF) identification and technical field of intelligent traffic, particularly relate to a kind of restricting urban vehicles method based on RFID.

Background technology

Vehicle guaranteeding organic quantity increased fast in recent years, the growth of the path resource in city has lagged far behind newly-increased motor vehicle demand, thus the exception causing urban road is blocked up, original urban transporting system faces a severe challenge, how the blocking up of effective solving urban road, has become each city problem that especially large-and-medium size cities are extremely urgent.In the face of the urban transportation of day by day blocking up, lot of domestic and international city all have employed the method for restricted driving, alleviates road traffic pressure with the upper road vehicles reducing every day.

Restricted driving method practiced both at home and abroad is at present substantially all rigidity lambda limiting process, such as carry out odd-and-even license plate rule according to the number-plate number, restrict driving according to number-plate number mantissa, force the rigidity carried out to be restricted driving although this by traffic control department and achieve certain effect, but in default of dirigibility, its way of imposing uniformity without examining individual cases causes actual unfairness, receives denouncing of many car owners.Such as somebody or unit only 1 in 1 year, may use vehicle in 2 months, but because rigidity is restricted driving, in these 1,2 months, also can only travel part-time; The region that somebody or unit only do not block up in suburbs travels, and only can enter congestion regions once in a while, also can be affected because rigidity is restricted driving.

On the other hand, along with technology of Internet of things, what particularly RFID technique was applied day by day popularizes, for motor vehicles, electronic license plate (vehicle-mounted RFID) is installed also progressively to implement in each big city, such as Nanjing more than 100 ten thousand motor vehicles 900MRFID label has been installed, and nearly thousand station symbol label read/write base station have been installed on road.Motor vehicle has been installed electronic license plate (vehicle-mounted RFID label tag) and has also just been equivalent to install the electronic ID card that can read at a distance to car, make the management of vehicle easier and effective, the dynamic management travelled for realizing vehicle becomes a reality, and has also established car, roadbed plinth for realizing intelligent transportation.

Summary of the invention

For the deficiencies in the prior art, the object of this invention is to provide one and can solve the inequitable drawback of rigidity restricted driving method, reduce blocking up of urban road, save the restricting urban vehicles method of social resources.

For achieving the above object, present invention employs following technical scheme:

A kind of restricting urban vehicles method based on RFID, the method reads base station by the RFID arranged in the RFID that vehicle is installed, urban road, the background server of traffic control department forms, and according to congestion in road situation and restricted driving demand, grade classification, weight allocation are carried out to urban road and region, calculate vehicle weighting travel amount by the vehicle ID collected on road and carry out vehicle restricted driving; Said method comprising the steps of:

The first step, installs RFID

For radio frequency discrimination RFID electronic tag installed by each motor vehicle, and label ID and car plate are bound typing traffic control department background data base; In urban road, installing RFID read base station (Reader), is each base station assigns one No. ID, and by the positional information at base station IDs and set place stored in background data base;

Second step, urban area divides and weight allocation

According to congestion in road situation and road restricted driving demand, urban road is divided into the region of different brackets, and is each region setting weighted value;

3rd step, vehicle information collection

When vehicle travels at urban road, the RFID arranged in the road reads the RFID on base station reading vehicle, obtains vehicle ID;

4th step, data send and store

The information such as the vehicle ID collected, reading time, base station IDs are sent to the background server of traffic control department by tag reader base station by wireless network, the data received store in a database by server;

5th step, calculates weighting road trip data

Calculate the accumulated weights travel amount of each car according to collected vehicle ID, reading time, base station IDs, base station location, road area weighted value, the vehicle exceeding limits value for year accumulated weights travel amount is restricted driving judgement;

6th step, trip data pushes

Traffic control department regularly by the travel amount of each car or warning of restricting driving, is pushed to car owner in the mode of note or micro-letter, QQ.

As the further optimization of such scheme, described 3rd step comprises: city is divided into different brackets region, and needs for each region sets different weighted values according to restricted driving, and weighted value regularly adjusts according to actual conditions.

Further, described 5th step comprises: according to the accumulative trip weighted volumes that the RFID in different road area reads vehicle ID that base station reads, time, base station IDs and the corresponding number-plate number, base station location, road area weight calculation go out each car, and the travel amount limits value comparison limited with city, the vehicle exceeding limit value processed of going on a journey is restricted driving judgement.

Further, the accumulated weights travel amount computing method in described 5th step are as follows:

Timing every day of traffic control department calculates the accumulated weights travel amount of each car, and select 2:00 to the 4:00 time period in the late into the night computing time, computing formula is as follows:

$S=\underset{t=1}{\overset{365}{\mathrm{\Σ}}}\max \left(\mathrm{Fai}\right)+\underset{t=1}{\overset{365}{\mathrm{\Σ}}}\max \left(\mathrm{Fbi}\right)$

Wherein:

S: represent vehicle accumulated weights travel amount;

Fai: the weighted value representing for i-th region peak period, max (Fai) represent vehicle in t days in rush hour section run over the highest weight weight values in region;

Fbi: represent the i-th region peak interval of time weighted value, max (Fbi) represent vehicle in t days in the peak valley time period run over the highest weight weight values in region.

Further, the wireless network in described 5th step comprises Ethernet, GPRS or 3G network.

Beneficial effect main manifestations of the present invention is:

The present invention passes through urban road zoning and distributes different weights, calculate the accumulative travel amount of each car, the number namely taking path resource total amount according to each car is restricted driving, thus solve the inequitable drawback of rigidity restricted driving method, also can guide that society is as far as possible few takies urban core region path resource, thus reduce further the blocking up, also for car owner brings the convenience of trip of urban road.

Accompanying drawing explanation

Fig. 1 is the treatment scheme schematic diagram of one embodiment of the invention.

Fig. 2 is the part composition schematic diagram of one embodiment of the invention.

Embodiment

Below in conjunction with accompanying drawing and preferred embodiment, the present invention is more specifically described.

As illustrated in fig. 1 and 2, the concrete steps that comprise of the present embodiment are as follows:

One, vehicle-mounted RFID and road RFID reader are installed

Based in the flexible restricted driving scheme of city vehicle of RFID, first will install frequency range for each motor vehicle is 840MHz ~ 960MHz, meets the ultrahigh frequency UHF RFID electronic tag of ISO18000/6C or GB " infotech radio-frequency (RF) identification 800/900MHz air interface protocol ".The installation site of electronic tag is on front windshield or front truck license plate frame.

For the trip information of Real-time Obtaining vehicle on road, also on the road in region, different cities, with the form of portal frame, the UHFRFID reader being greater than 15 meters with network transmission function (by GRPR, 3G or Ethernet transmission label data), label reading distance to be installed, the RFS-6006 reader that the ZXRIS-6700RFID reader that such as ZTE Corporation produces, the auspicious good fortune in Jiangsu are produced.The typical installation site of RFID reader is the porch in each region.

By label ID that vehicle is installed and the number-plate number, and the positional information that RFID reader ID, reader are installed is kept in the database of traffic control department.

Two, urban area is divided

According to jam situation and the restricted driving needs of urban road, city is divided into multiple region, as shown in Figure 2.And be each region allocation weight.Such as urban core region weight peak period is 2, peak interval of time weight is 1; Secondary nucleus peak period is 1, and peak interval of time is 0.5; Urban periphal defence region is 0.3 etc.Wherein peak period, peak interval of time can define according to the congestion in road time in each city, and such as the 6:00 to 22:00 of every day can be defined as peak period, 22:00 is defined as peak interval of time to 6:00 in morning.

Three, vehicle driving information acquisition

When vehicle reads the section of base station by having installed RFID, RFID reader reads the RFID label tag ID be arranged on vehicle, and real-time label ID, reading time, reading base station IDs being sent in background server database by network is preserved.

Four, the calculating of accumulative travel amount

Timing every day of traffic control department calculates the accumulated weights travel amount (path resource use amount) of each car, and good computing time is 2:00 to the 4:00 time period in the late into the night.Computing formula is as follows:

$S=\underset{t=1}{\overset{365}{\mathrm{\Σ}}}\max \left(\mathrm{Fai}\right)+\underset{t=1}{\overset{365}{\mathrm{\Σ}}}\max \left(\mathrm{Fbi}\right)$

Wherein:

S: represent vehicle accumulated weights travel amount;

Fai: the weighted value representing for i-th region peak period, max (Fai) represent vehicle in t days in rush hour section run over the highest weight weight values in region;

Fbi: represent the i-th region peak interval of time weighted value, max (Fbi) represent vehicle in t days in the peak valley time period run over the highest weight weight values in region;

Five, prompting and restricted driving information send

As the annual maximum path resource use amount LS that S limits close to city, send alert notification by modes such as note, micro-letter, QQ to car owner; When S is more than or equal to LS, include corresponding vehicle in restricted driving inventory, send to car owner notice of restricting driving, and start to restrict driving to vehicle; For S more than LS, and also enter the vehicle of restricted driving region traveling, then carry out punishment on contravention of regulation.

The present embodiment can obtain accurately, in real time vehicle each tract section in city running data, calculate shared path resource amount, and using accumulated weights travel amount as restrict driving foundation.The method can solve only carries out the unfair problem in rigidity road restricted driving scheme according to the number-plate number, and the reasonable trip of vehicle can be promoted, improve the utilization ratio of road traffic resource, vehicle resources, thus alleviate the service efficiency of urban traffic blocking, raising vehicle.

Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalent transformations of doing according to Spirit Essence of the present invention or modification, within all should being encompassed in protection scope of the present invention.

Claims (5)

1. the restricting urban vehicles method based on RFID, it is characterized in that, the method reads base station by the RFID arranged in the RFID that vehicle is installed, urban road, the background server of traffic control department forms, and according to congestion in road situation and restricted driving demand, grade classification, weight allocation are carried out to urban road and region, calculate vehicle weighting travel amount by the vehicle ID collected on road and carry out vehicle restricted driving; Said method comprising the steps of:

The first step, installs RFID

For radio frequency discrimination RFID electronic tag installed by each motor vehicle, and label ID and car plate are bound typing traffic control department background data base; In urban road, installing RFID read base station (Reader), is each base station assigns one No. ID, and by the positional information at base station IDs and set place stored in background data base;

Second step, urban area divides and weight allocation

According to congestion in road situation and road restricted driving demand, urban road is divided into the region of different brackets, and is each region setting weighted value;

3rd step, vehicle information collection

When vehicle travels at urban road, the RFID arranged in the road reads the RFID on base station reading vehicle, obtains vehicle ID;

4th step, data send and store

The information such as the vehicle ID collected, reading time, base station IDs are sent to the background server of traffic control department by tag reader base station by wireless network, the data received store in a database by server;

5th step, calculates weighting road trip data

Calculate the accumulated weights travel amount of each car according to collected vehicle ID, reading time, base station IDs, base station location, road area weighted value, the vehicle exceeding limits value for year accumulated weights travel amount is restricted driving judgement;

6th step, trip data pushes

Traffic control department regularly by the travel amount of each car or warning of restricting driving, is pushed to car owner in the mode of note or micro-letter, QQ.

2. the restricting urban vehicles method based on RFID according to claim 1, it is characterized in that, described 3rd step comprises: city is divided into different brackets region, and need for each region sets different weighted values according to restricted driving, and weighted value regularly adjusts according to actual conditions.

3. the restricting urban vehicles method based on RFID according to claim 2, it is characterized in that, described 5th step comprises: according to the accumulative trip weighted volumes that the RFID in different road area reads vehicle ID that base station reads, time, base station IDs and the corresponding number-plate number, base station location, road area weight calculation go out each car, and the travel amount limits value comparison limited with city, the vehicle exceeding limit value processed of going on a journey is restricted driving judgement.

4. the restricting urban vehicles method based on RFID according to claim 1 or 2 or 3, is characterized in that, the accumulated weights travel amount computing method in described 5th step are as follows:

Timing every day of traffic control department calculates the accumulated weights travel amount of each car, and select 2:00 to the 4:00 time period in the late into the night computing time, computing formula is as follows:

$S=\underset{t=1}{\overset{365}{\mathrm{\Σ}}}\max \left(\mathrm{Fai}\right)+\underset{t=1}{\overset{365}{\mathrm{\Σ}}}\max \left(\mathrm{Fbi}\right)$

Wherein:

S: represent vehicle accumulated weights travel amount;

Fai: the weighted value representing for i-th region peak period, max (Fai) represent vehicle in t days in rush hour section run over the highest weight weight values in region;

Fbi: represent the i-th region peak interval of time weighted value, max (Fbi) represent vehicle in t days in the peak valley time period run over the highest weight weight values in region.

5. the restricting urban vehicles method based on RFID according to claim 1 or 2 or 3, is characterized in that, the wireless network in described 5th step comprises Ethernet, GPRS or 3G network.