CN103208179A - Method and device for building intelligent public transportation network - Google Patents
Method and device for building intelligent public transportation network Download PDFInfo
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- CN103208179A CN103208179A CN2013100519875A CN201310051987A CN103208179A CN 103208179 A CN103208179 A CN 103208179A CN 2013100519875 A CN2013100519875 A CN 2013100519875A CN 201310051987 A CN201310051987 A CN 201310051987A CN 103208179 A CN103208179 A CN 103208179A
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Abstract
Provided is a method and device for building an intelligent public transportation network. The device is provided with a public transportation signal prior system arranged on a road junction traffic signal device, a bus stop board, a taxi station board, a bicycle rental station board, vehicle-mounted units installed on buses, taxis, common automobiles and rented bicycles, scheduling platforms, technical service research and development platforms, traffic management security platforms and webmaster releasing platforms, wherein the bus stop board, the taxi station board and the bicycle rental station board have dynamic information display, and the scheduling platforms, the technical service research and development platforms, the traffic management security platforms and the webmaster releasing platforms are installed in bus stations, taxi stations and bicycle rental stations, and a vertical and horizontal circulation star-shaped network is built. Spatial and temporal distribution of data such as dynamic and static vehicles, bus/trolley bus passing rate, traffic jam time, the number of people waiting for vehicles, vehicle waiting time, arrival time and full-loading rate is collected in real time through a wireless inquiry method and uploaded timely through a private network and the internet and released on the scene. Graded self-checking, monitoring, supervision and intelligent scheduling of a whole network are achieved. The method and device belongs to the field of the green technology.
Description
Technical field
For energy-saving and emission-reduction, raise the efficiency, convenient trip, solve the problem of urban traffic blocking, the present invention proposes a kind of method and apparatus that builds up intelligent public traffic network, realized wagon flow, ridership real-time quantitative collection, on-the-spot issue, remove and hinder, transmit rapidly, scheduling in time, announcement comprehensively, energy-saving and emission-reduction, extensively utilize.Belong to the green technology field.
Background technology
Existing collection to car flow information mainly relies on camera to obtain, and by the cable transmission, issue is by three look guiding tablets, broadcasting, TV.Can not be quantitatively, timely guided participation person again.Some uses radio-frequency (RF) identification (RFID) technology, but because its operating distance is only in 10m, identification card on the car does not have interface, can as Internet of Things, as intelligent public traffic network, can not be 100 meters of radiuses, finish the data acquisition of a two-way communication in 0.5 second, can only can not be used as information acquisition and the transmission of intelligent public traffic network as the supervision of non-quantitative.Have again a kind of be on the bus GPS is installed, GPRS passes vehicle location back master station, beam back each electronic stop plate by master station again and show the time of estimating to arrive this station, vehicle is dispatched with conversation with scheduling, can't to vehicle, the number of waiting for bus, the route of waiting for bus, Waiting time, crossing traffic congestion time, crossing priority by, etc. data carry out field real-time acquisition, real-time release, transmit fast, scheduling in time, cause urban traffic blocking to become hard nut to crack.
Summary of the invention
The present invention proposes a kind of method and apparatus that builds up intelligent public traffic network: have the bus signals priority system that is installed on the crossing traffic signalling arrangement, have bus stop board, taxi station board, Bicycle hire station board that multidate information shows, be installed in the board units in public vapour () car, taxi, general-utility car, the Bicycle hire, with the dispatching platform that is installed in motorbus, taxi, each station of Bicycle hire, technical service research/development platform, traffic control security protection platform, webmaster distribution platform, build up circulation star network in length and breadth.It is by mode timing (T) the transmission query message of wireless enquiry module with star broadcasting, after being installed in the board units back message using on public the vapour () car, traffic lights are in time given the green light, the camera video recording of taking pictures in crossing is with the current rate that records public vapour () car and there is nothing but prior-vehicle defraud of current.Taxi, general-utility car obtain the traffic congestion time at the next crossing of four direction during through the crossing; Taxi then sends this crossing back message using of this direction traffic congestion time, as the traffic congestion time at this crossing as more than reaching in this crossing 2 minutes time of traffic congestion.Public vapour () car makes this station board obtain the master-slave communication that this bus arrives the time at this station and realized vertical circulation by wireless communication module and contiguous station board before arriving dynamic demonstration bus stop board being arranged; Show on the station board that each road motorbus arrives ridership, the number of waiting for bus and the data such as Waiting time, full rate on required shortest time of our station, the car, in time uploads with the scene and issues; Between Lu Yulu, dispatching platform and dispatching platform, carry out the master-slave communication of cross current with another frequency, with realize that length of run is monitored automatically, long-range setting, intelligent scheduling.Formation is based on self check, monitoring and the monitoring of the whole network classification of circulation star network in length and breadth; Realize interval adjustments, order of classes or grades at school increase and decrease, vehicle size, about shunting dispatch automatically; By the statistical study of data, draw current rate, traffic congestion time, Waiting time, the average velocity of the public vapour in each crossing () car, the spatial and temporal distributions of full rate, at the scene, zone, the whole city be with wireless and wired, private network and internet are in time issued.The route or change the rent bicycle so that people select to get on the bus, and realize that intelligent scheduling provides real time data for the dispatching platform of motorbus and taxi, Bicycle hire.For traffic guiding board and general vehicle and participant provide various real-time information, for the real newspaper of traffic flow with forecast provides accurately, comprehensive data.For the mathematical model of studying public transport wagon flow under the local Various Seasonal different situations provides foundation, further go out the various scheduling threshold values of various cars, each route, each section according to calculated with mathematical model, realize scheduling automatically, progressively realize intelligent scheduling.The hard nut to crack that transport solution blocks up.
Description of drawings
Fig. 1 is the composition diagram of the intelligent public traffic network that proposes of the present invention.Wherein:
1 is the bus signals priority system, 2 for having the bus stop board that multidate information shows, 3 are the Bicycle hire station board, 4 is the taxi station board, 5,6 for being installed in the board units on public the vapour () car, 7 for being installed in the board units in the Bicycle hire, 8 for being installed in the board units on the taxi, 9 are traffic control security protection platform, and 10 is public vapour () car dispatching platform, and 11 is the taxi dispatching platform, 12 are the Bicycle hire dispatching platform, 13 is present networks webmaster distribution platform (webmaster distribution platform), and 14 is the internet, and 15 is the technical service research/development platform of present networks.Solid arrow is wire communication, and curve arrow is radio communication.Dispatching platform can be arranged on each the more station of stopping, and parts such as wireless enquiry module, wireless communication module, electronic display and computing machine and internet generally is installed links.
Fig. 2 is the composition diagram of bus signals priority system.It is made up of the single-chip microcomputer 3, data-carrier store 4, power supply 5, output interface 6 and the stube cable thereof that are installed in wireless enquiry module 1, the wireless communication module 2 on the signal lamp cross bar and be installed on the signal controlling machine.It forms the star broadcast communication with the board units that is installed on the motorbus, the traffic congestion time that board units on the process taxi at this crossing then can be received the traffic congestion time at next crossing of four direction or be sent in this this direction of crossing communicates by letter with traffic webmaster distribution platform, network management platform by wireless communication module to wireless enquiry machine.
Fig. 3 is the composition diagram with bus stop board of multidate information demonstration.It also has outdoor electronic display or the three-color LED pilot lamp 4 of LED assembly unit except parts 3 such as wireless enquiry module 1, wireless communication module 2, data processing are arranged, dial 5, card reader 6, accumulator 7, civil power or solar panels 8 are formed.After the passenger chose the road wire size that will ride at station board, from dial input road wire size, the brush transportation card brush and is not chargeed for 1 time, and only meter person-time is brushed 2 then chargings.Station board will be in advance with number to be got on the bus, and issues board units on public the vapour () car by query message.If this station passenger stops too much, dispatching platform can in time be dispatched after patrolling by wireless communication module.As not having passenger getting on/off, motorbus does not then stop at this station, shortens working time.Station board also carries out master-slave communication by wireless communication module and adjacent station board and contiguous Bicycle hire station board, the existing vehicle fleet size of time and collection Bicycle hire station that provides the public vapour in several roads () car to arrive our station is presented on the notice board on station board and public the vapour () car.It is built up in beyond the 70m of downstream, crossing usually.
The taxi station board is built up in the bigger places of the magnitude of traffic flow such as airport, railway station.As the accompanying drawing 3 of public vapour () bus stop plate, it also has wireless enquiry module 1, wireless communication module 2, single-chip microcomputer 3, LED digital display screen (indoor available liquid crystal touch screen) 4, dial 5, card reader 6, accumulator 7, civil power or solar panels 8 to form.Difference is: in the time of need hiring a car, and by the direction that is of dial indication, rather than the road wire size that need ride in a bus.Single-chip microcomputer can be delivered to taxi service platform and near taxi board units with the logical wireless communication module of the ridership that goes all directions to go and wireless inquiry hair, receive this information after, be convenient to the driver and select whereabouts, solve difficulty and call a taxi, run the problem of empty wagons.
Fig. 4 is the composition diagram of Bicycle hire station board.Be built up in apart from about the bus stop board 50m, it also has voice prompting device 9, car key storage granting dish 10 except wireless enquiry module 1, wireless communication module 2, single-chip microcomputer 3, LED digital display screen 4, dial 5, card reader 6, accumulator 7, civil power or solar panels 8 are arranged.In the time of need hiring a car, dial is allocated to hires a car, and voice suggestion " please be brushed mass transit card! ", after the success of brush mass transit card, a voice suggestion " key of please picking up the car "! The car key memory disc can be emitted a car key automatically, and car key is taken away, pushes away away bicycle and gets final product.In the time of need returning the car, dial is allocated to returns the car, voice suggestion " please be gone back car key ", car key is hung in the diagonal stabbing of travelling belt in the car key memory disc entrance (accompanying drawing 22), when travelling belt goes to level with key, camera module is taken the two-dimentional identification code of key, true key in this way, voice suggestion " please brush mass transit card! "! " your charges paid * unit * angle be thanks in voice suggestion after the Card Reader success! " single-chip microcomputer can stores processor data, wireless inquiry head carries out master-slave communication with Bicycle hire board units on the scene, whether the affirmation vehicle number correct.Wireless communication module is accepted the inspection of Bicycle hire dispatching platform, and is too much or not enough as bicycle parking, can in time dispatch according to passenger flow situation and data in the past, makes things convenient for Green Travel, all can return the car at any one Bicycle hire station board.
Fig. 5 is the composition diagram of public vapour () car board units.Formed by wireless enquiry module 1, single-chip microcomputer 2, display 3, interface 4, power supply 5.6 is card reader on public the vapour () car among the figure, and 7 is road number interval board, and 8 is notice board in the car.What display showed is travel direction, when receiving message and responding successfully buzzer be＜droplet one.What interface connected is the interface of card reader, and input is onboard ridership or the number of getting on the bus, get off at that time, or scheduling station change road wire size or the interval of travelling of sending.When wireless enquiry module is received the query message of sending from wireless enquiry modules such as crossing, station board, dispatching platforms, reply corresponding message, and carry out relevant operation.As change travel route number, and change the interval of travelling, just by interface the content of route number plate is replaced by route and the direction of newly travelling, be convenient to realize intelligent scheduling.
The taxi board units as shown in Figure 5, what be that display screen shows with public vapour () car board units difference is direction and the traffic congestion time at contiguous traffic congestion crossing.Interface and alarm terminal or navigating instrument join, and do not have 6 among the figure, 7,8.Taxi receives only query message when crossing the crossing, do not respond and answer message.Only when this crossing traffic congestion is more than 2 minutes, just every 1 minute, return the response message of the time of once blocking up.When passing by the taxi station board, if receive the query message of ridership, can select the direction of going or staying, or allow passenger's share-car.
Fig. 6 is the composition diagram of Bicycle hire board units.It has wireless enquiry module 1, single-chip microcomputer 2, acceleration transducer 3, buzzer 4, battery 5.At alert Jie's state, power consumption is very little at ordinary times.Sensor wakes single-chip microcomputer up when go-cart, as do not brush mass transit card then buzzer report to the police, have only Card Reader after, take car key and just can ride.After receiving query message, send back message using automatically.Be installed under the seat cushion.
Fig. 7 is the composition diagram of public vapour () car dispatching platform.Usually be arranged on the scheduling station, as should set up the control station under the viaduct of Beijing three rings, Fourth Ring, fifth ring road as far as possible, large, medium and small different vehicle should be arranged to adapt to the unbalanced of passenger flow.It is made up of wireless enquiry module 1, wireless communication module 2, single-chip microcomputer 3, voice suggestion loudspeaker 4, computing machine (server) 5, display screen 6, database 7, power supply and standby power supply 8, internet interface 9.Every day is according to the data of each ridership of standing yesterday, set each threshold value (as plus-minus order of classes or grades at school threshold value, plus-minus local train threshold value, the big-and-middle dolly threshold value of operation etc.), just can dispatch automatically: show road wire size, order of classes or grades at school, traffic coverage, license number, name driver, vehicle line haul hour etc. at display screen, loudspeaker also send the voice suggestion of identical content, need to change will changing automatically of road number plate or interval title.Ignition switch is connected in the driving as long as the driver gets on the bus, and board units sends back message using, and after the machine confirmation, prompt tone just can stop as calculated.More when accumulation data, after Study on Mathematic Model is come out, just can realize intelligent scheduling, threshold value does not need artificial setting yet, carries out the closed loop scheduling by ridership fully.Certainly, also can transfer manual dispatching to if necessary.Communicate by letter with webmaster distribution platform, technical service research/development platform, traffic control security protection platform by the GPRS module, to realize intelligent scheduling.
Fig. 8 is the composition diagram of taxi service platform.Can be held a concurrent post by the platform of taxi security system, also can be arranged by taxi company.It is made up of wireless enquiry module 1, wireless communication module 2, single-chip microcomputer 3, computing machine (server) 4, display screen 5, database 6, power supply and standby power supply 7, internet interface 8.It is received the ridership of all directions that each taxi station board is sent by wireless communication module, this zone of obtaining with logical GPS location and wireless communication module vacate the rent automobile, send the message of somewhere ridership by wireless communication module to this car, be presented on this aspect of navigating instrument and with voice and broadcast.Phone is wanted the dial input that car can be by computing machine, and what send to this zone vacates the rent automobile.Report for work when detecting to the station, wireless enquiry module is sent out query message, with receiving the response message of this car, registers automatically.
The Bicycle hire dispatching platform mainly is arranged under the viaduct, has the bicycle of some.Its composition as shown in Figure 8, different with the taxi platform is the message difference of communicating by letter, dispatch buses but replenish for each Bicycle hire station or transfer unnecessary or Bicycle hire; To the quantity of vehicle, flow, data such as supply advance automatic collection, transmission, application and storage.
The technical service research/development platform as shown in Figure 8, it is made up of wireless enquiry module 1, wireless communication module 2, single-chip microcomputer 3, computing machine (server) 4, display screen 5, database 6, power supply and standby power supply 7, internet interface 8.Collect the preferential probability of realizing of each crossing bus signals and the public transport flow of system-wide net by wireless communication module or internet interface, time and the space distribution of scheduling threshold value, car flow information and ridership that each dispatching platform is set, work out mathematical model, constantly upgrade various scheduling threshold values, to each dispatching platform, traffic control security protection platform, network management platform issue.Its major function is long-range setting and the operational factor of monitoring each equipment, for technical support is done in the normal operation of whole network.
The webmaster distribution platform as shown in Figure 8, its major function is check to coordinate each scene, each area operation situation, pinpoints the problems and in time sends for information about to relative section.And be connected the wagon transferred from one yard to another stream information by wireless communication module and internet interface with subway transportation information platform phase note of the ancient Chinese.Collect the number of waiting for bus, the Waiting time of each station board that preferential current rate, traffic congestion time and each dispatching platform of realizing of each crossing bus signals send, the spatial and temporal distributions of full rate, survey and forecast second day data, issue to whole network by private network, by public network to the internet and cell phone platform issue.
Fig. 9 is the composition diagram of traffic control security protection platform.It is made up of wireless communication module 1, single-chip microcomputer 2, computing machine (server) 3, display screen 4, database 5, power supply and standby power supply 6, internet interface 7.Except the traffic congestion information that the bus signals priority system at each crossing is received can on-the-spotly be issued immediately, various station boards can be issued the ridership of waiting for bus outside the dispatching platform immediately, the public transport flow of the system-wide net that webmaster distribution platform and technical service research/development platform are sent also, time and the space distribution of scheduling threshold value, car flow information and ridership that each dispatching platform is set, issue guiding tablet (inducing board) everywhere, in time handle security alarm and traffic violations information.
Whole network is divided into three grades, from bottom to top is divided into field level (1 grade), local stages (2), whole city's level (3).
Field level realizes the wireless inquiry of broadcast mode by building up the circulation Star Network between crossing, station board and the board units.Polling cycle T=0.5～6s, communication range radius 100m, 360 degree.
Local stages is by building up circulation network in length and breadth between the crossing, between the station board and between the platform, by the realization master-slave communication of wireless communication module and in particular cases communicating by letter from bottom to top.Higher level or upstream are main, subordinate or downstream be from.Communication radius is not less than 1Km, 360 degree.Irregularly carry out.Wired, the wireless internet that inserts.
Whole city's net is by forming between the LAN (Local Area Network), and wire and wireless all can insert the internet.
Have in the query message of being sent by main platform: query type code name (crossing inquiry, station board inquiry, station inquiry, long-range setting, remote status inspection etc.), local longitude and latitude, time, the traffic congestion time at contiguous crossing, the scheduling threshold value, change travel route number, travel direction etc. is changed in the replacing interval of travelling.
By having in the response message of responding from platform: as vehicle class code name (fire truck, emergency tender, police car, engineering truck, public vapour () car, taxi, Bicycle hire, bus, private car etc.), license plate number, the road wire size, travel direction, ridership, existing Bicycle hire number, the empty wagons figure place, the origin longitude and latitude stops the place longitude and latitude, subway station congestion information, violation information, destruction information etc.
Technical characterictic of the present invention is: the board units with public vapour () car, taxi, general-utility car, Bicycle hire, have bus stop board, taxi station board, Bicycle hire station board that multidate information shows accordingly, corresponding dispatching platform builds up circulation star network in length and breadth; Method with wireless inquiry is gathered data such as dynamic and static vehicle, passenger, wagon flow in real time, in time uploads with the scene and issues; Interval adjustments, order of classes or grades at school increase and decrease, vehicle size, about shunting dispatch automatically; On-the-spot, zone, the whole city is wireless, wired, specially to issuing simultaneously with the internet; Self check, monitoring and monitoring based on the whole network classification of circulation star network in length and breadth.Technique effect with vehicle, ridership, station board, scheduling, traffic control security protection, webmaster issue, technical service and research and development interactive cooperation.
Embodiment (embodiment)
Figure 10 is the electrical schematic diagram of bus signals priority system.Be installed on the traffic signals opertaing device.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, and do to arrange, to control, post a letter collections of letters, data of PIC16F74 single-chip microcomputer handled, and signal output is controlled by relay normally open contact and by LED demonstration four corners of the world four direction.The frequency of operation of wireless communication module is arranged on 433.92MHz, and power can be arranged between 10～100mW according to the size at crossing.Communication radius can be regulated between 20 to 200m.The minimum period of posting a letter is 500ms.Message format is: header condition code data check sign indicating number.For example as table 1
The wireless query message form of table 1 road bus signals priority system
| Message name | Header | Condition code | Data (6～8 byte) | CRC | |
| The crossing | AA | 10 | The longitude and latitude on this ground | ? | |
| The adjacent intersection | AA | 11 | The longitude and latitude on this ground and time | ? | |
| There is vehicle in violation of rules and regulations on this road | AA | 12 | This vehicle license plate number and condition code | ? | |
| This crossing traffic congestion time | 8C | 31 | The longitude and latitude on this ground and time | ? | |
| Public vapour () car northwards travels | 8C | 2B | This vehicle license plate number and ridership | ? | |
| Public vapour () car travels eastwards | 8C | 2C | This vehicle license plate number and ridership | ? | |
| Public vapour () car travels southwards | 8C | 2D | This vehicle license plate number and ridership | ? | |
| Public vapour () car westwards travels | 8C | 2E | This vehicle license plate number and ridership | ? |
Figure 23 is the workflow diagram between bus signals priority system and public vapour () the car board units.
The key step of communicating by letter between crossing bus signals priority system and public vapour () car, the taxi board units:
1 traffic signaling equipment at the crossing installs wireless system for enquiring additional, regularly (0.5s) emission query message;
2 when the motorbus that board units is housed arrives this crossing, receive query message after, send back message using;
3 buses that newly arrive in this way, then to the signal controlling machine output requesting party of institute to signal and and send out an envelope receipt to board units;
After 4 board units are received receipt, no longer emission;
5 board units are then sent out one time back message using, until receiving receipt again as not receiving receipt when receiving next envelope query message;
6 taxis are only received at the crossing and are not sent out, and have only this crossing traffic congestion, behind the every stop of this car T (1～10 minute), send out a shutoff car message;
7 wireless enquiry modules are issued relevant platforms such as scheduling, traffic control, webmaster, up to receiving receipt after receiving the traffic congestion message by the GPRS module;
The 8 single-chip microcomputers record the longest traffic congestion time of all directions, the traffic congestion time at this crossing is issued the wireless enquiry module at contiguous crossing by the emissive power of the 2nd channel 100mW of wireless enquiry module.
Figure 11 is the electrical schematic diagram of public vapour () bus stop plate.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, 5 LED digital screen show in turn each bus arrive the shortest time of our station (minute), 5 LED digital screens show that in turn each bus is in our station number to be got on the bus.It is behind the Card Reader (this time Card Reader is free of charge), to wake single-chip microcomputer up by the people that waits to get on the bus before card reader, receives the people that waits to get on the bus by the road wire size of getting on the bus of dial income, by the single-chip microcomputer demonstration that adds up.When public vapour () the spacing our station 50m left and right sides, after receiving that wireless enquiry module is sent query message and response on the station board, station board is sent out an envelope again and is had the message that the number of getting on the bus is waited on this road, after the wireless communication module of board units is received, with the sound equipment frequency table of voice or buzzer let others have a look at number and be presented at driver screen and car on prompting screen on.If this station nobody get off and this station nobody get on the bus, the driver can not stopped and directly passed through.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～100mW according to the distance to opposite direction station board and crossing.Communication radius can be regulated between 20 to 100m.The cycle of posting a letter is 1～6s.The people waits more than 3 minutes single-chip microcomputer to send out the long message of Waiting time to dispatching platform by the GPRS module behind this station Card Reader if wait to get on the bus, and dispatching platform can the duly dispatching vehicle.
The message format that the public vapour of table 2 () bus stop plate sends and receives
| Message name | Header | Condition code | Data (6～8 byte) | CRC |
| The station board query message | AA | 20 | The longitude and latitude on this ground | ? |
| Upstream station board time of arrival | AA | 21 | The longitude and latitude on this ground, road wire size and time of arrival | ? |
| This station board Waiting time | AA | 22 | The longitude and latitude on this ground, road wire size and Waiting time | ? |
| This station board has destructive insident | AA | 24 | The longitude and latitude on this ground and destruction information code | ? |
| Objective number on this station board | AA | 23 | The longitude and latitude on this ground and last objective number | ? |
| Public vapour () car northwards travels | 8C | 5B | This vehicle license plate number and ridership | ? |
| Public vapour () car travels eastwards | 8C | 5C | This vehicle license plate number and ridership | ? |
| Public vapour () car travels southwards | 8C | 5D | This vehicle license plate number and ridership | ? |
| Public vapour () car westwards travels | 8C | 5E | This vehicle license plate number and ridership | ? |
[0044]Figure 24 is the workflow diagram of public vapour () bus stop plate and public vapour () car board units.
Main communication steps between public vapour () bus stop plate and public vapour () car, the taxi board units is as follows:
1 public vapour () bus stop plate is every T () emission query message;
2 when public the vapour () car that board units is housed arrives apart from the 50m left and right sides, crossing, receive query message after, send back message using;
The envelope of sending out 3 station boards contains this bus wait to get on the bus receipt of ridership, and is dealt into the notice message that reaches the our station time to the neighbour station by the 2nd channel;
After 4 board units are received receipt, then no longer send; To estimate to arrive this station time showing on this station board behind the notified message in adjacent station,
5 board units then when receiving next envelope query message, are sent out back message using one time, until receiving receipt again as not receiving receipt;
6 station boards are after receiving back message using, with the number zero clearing of waiting for bus of this road; If any the passenger who fails to get on the bus, need on station board Card Reader again, calculate his Waiting time continuously;
7 when passenger's stand-by period reaches setting value, and station board is issued relevant platforms such as scheduling, traffic control, webmaster by the GPRS module, up to receiving receipt;
6 taxis are only received near station board and are not sent out, and can receive the Waiting time at this station and the number of waiting for bus, to determine the going or staying of this car;
The single-chip microcomputer of 7 station boards records the Waiting time of each bus and the number of waiting for bus, and is issued relevant platforms such as scheduling, traffic control, webmaster by the GPRS module, up to receiving with holding;
The electrical schematic diagram of taxi station board and public vapour () bus stop plate as shown in Figure 11 basic identical, difference is 2 to pick out 5 LED digital screens and change a some matrix LED screen that can show Chinese character into, desires with demonstration: the ridership of north, northeast, east, the southeast, south, southwest, west, northwest, all directions.Dial also changes the input code of these eight directions accordingly into.Display screen shows that in turn all directions want the number of car and the time of having waited for bus.It is by wanting car people (this time Card Reader is free of charge) before card reader behind the Card Reader, wake single-chip microcomputer up, receive the direction that will go of wanting the car people to be taken in by touch keyboard, by single-chip microcomputer in this direction demonstration number that adds up.When taxi during apart from the our station 50m left and right sides, after receiving that wireless enquiry module is sent query message and response on the station board, station board is sent out an envelope again and is had the message that this direction is wanted the car number, after the wireless communication module of taxi board units is received, with the sound equipment frequency table of voice or buzzer let others have a look at number and be presented at driver screen and car on prompting screen on.The driver can select going or staying.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～100mW.Communication radius can be regulated between 20 to 100m.The cycle of posting a letter is 1～6s.If the car people waits more than 3 minutes single-chip microcomputer to send out the long message of Waiting time to dispatching platform by the GPRS module behind this station Card Reader, dispatching platform can the duly dispatching vehicle.
Figure 25 is the workflow diagram of taxi station board and taxi board units.
Groundwork step between taxi station board and the taxi board units is as follows:
1 taxi station board is every T (1～6s) emission query message;
2 when the taxi that board units is housed arrives apart from the 50m left and right sides, crossing, receive query message after, send back message using;
3 station boards are sent out an envelope and are contained the receipt that all directions are wanted the car number, and are dealt into the notice message that reaches the our station time to the neighbour station by the 2nd channel;
After 4 board units are received receipt, then no longer send; Stand and will estimate to arrive this station time showing behind the notified message on this station board,
5 board units then when receiving next envelope query message, are sent out back message using one time, until receiving receipt again as not receiving receipt;
6 station boards are accumulated in the empty wagons number at this station after receiving back message using;
7 when the stand-by period of passenger reaches setting value, or the empty wagons number is when reaching setting value, and station board is issued relevant platforms such as scheduling, traffic control, webmaster by the GPRS module, up to receiving receipt;
6 public vapour () cars are only received near station board and are not sent out, can receive this station Waiting time and and the empty wagons number;
The single-chip microcomputer of 7 station boards records Waiting time and the empty wagons number of each section period, is issued relevant platforms such as scheduling, traffic control, webmaster by the GPRS module, up to receiving receipt;
The message format that table 3 taxi station board sends and receives
| Message name | Header | Condition code | Data (6～8 byte) | CRC | |
| The station board | AA | 30 | The longitude and latitude on this ground | ? | |
| This crossing traffic congestion time | AA | 31 | The longitude and latitude on this ground and and traffic congestion time | ? | |
| This station board | AA | 32 | The longitude and latitude on this ground and Waiting time | ? | |
| This station board has destructive insident | AA | 34 | The longitude and latitude on this ground and destruction information code | ? | |
| Objective number on this station board | AA | 33 | The longitude and latitude on this ground and last objective number | ? | |
| The passenger will northwards travel | AA | 3B | The longitude and latitude at this station and ridership | ? | |
| The passenger will travel eastwards | AA | 3C | The longitude and latitude at this station and ridership | ? | |
| The passenger will travel southwards | AA | 3D | The longitude and latitude at this station and ridership | ? | |
| The passenger will westwards travel | AA | 3E | The longitude and latitude at this station and ridership | ? | |
| This car will arrive station board | 8C | 61 | This license plate number and estimated time of arrival (ETA) | ? | |
| This car northwards will arrive | 8C | 6B | This license plate number and estimated time of arrival (ETA) | ? |
Figure 12 is the electrical schematic diagram of Bicycle hire station board.It and public vapour () bus stop plate (Figure 11) are basic identical, and difference is 2 to pick out 5 LED digital screens and change voice prompting device into, and keyboard changes two capacitance touch buttons into, and one is the button of hiring a car, and one is the button of returning the car; Key increases a stepper motor module, so that can come out in automatic transmission in storage box.Station board is in dormant state under normal conditions, and hiring a car as need is allocated to the position of hiring a car with dial, wakes single-chip microcomputer 3 up, as Bicycle hire is arranged in standing, and then voice module output voice suggestion " please be brushed mass transit card! ", single-chip microcomputer obtains the signal of card reader; send the signal that drives stepper motor, drives stepper motor, makes the travelling belt that is loaded with car key forward the outlet of key to; key freely drops on the wicket of getting key, voice suggestion " key of please picking up the car " this moment after the success of brush mass transit card! Car key is taken away, pushed away away bicycle and get final product.As no Bicycle hire in standing, then voice output " sorry no Bicycle hire temporarily needn't be waited for "; As Bicycle hire dispatching then voice output " sorry no Bicycle hire temporarily, need grade * * minute! ".When returning the car, dial is allocated to the position of returning the car, voice suggestion " please be gone back car key ", and car key is hung over from the entrance of car key memory disc in the diagonal stabbing on the travelling belt, comes last of travelling belt, and voice suggestion " please be brushed mass transit card! "! " your charges paid * unit * angle be thanks in voice suggestion after the Card Reader success! " single-chip microcomputer can stores processor data, wireless enquiry module carries out master-slave communication with Bicycle hire board units on the scene, whether the affirmation vehicle number correct.As do not have car and then send out the long message of Waiting time to dispatching platform, dispatching platform can the duly dispatching vehicle.Single-chip microcomputer can be accepted the inspection of Bicycle hire dispatching platform by the GPRS module, and is too much or not enough as bicycle parking, can in time dispatch according to passenger flow situation and data in the past, makes things convenient for Green Travel, all can return the car at any one Bicycle hire station board.
The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～100mW.Communication radius can be regulated between 20 to 100m.The cycle of posting a letter is 1～6s.Message format is: header condition code data check sign indicating number.
The message format that table 4 Bicycle hire station board sends and receives
| Message name | Header | Condition code | Data (6～8 byte) | CRC | |
| The station board | AA | 40 | The longitude and latitude on this ground | ? | |
| This station board lacks the car number | AA | 41 | The longitude and latitude on this ground and and scarce car quantity | ? | |
| This station board Waiting time | AA | 42 | The longitude and latitude on this ground and Waiting time | ? | |
| This station board has destructive insident | AA | 44 | The longitude and latitude on this ground and destruction information code | ? | |
| This station board has the car number now | AA | 43 | The longitude and latitude on this ground and existing car number | ? | |
| This station board is sent out warning | AA | 45 | The longitude and latitude on this ground | ? | |
| This station board is sent out releasing | AA | AA | The longitude and latitude on this ground | ? | |
| Ben Chefa guards against receipt | 8C | 65 | This license plate number | ? | |
| Ben Chefa removes receipt | 8C | 66 | This license plate number | ? | |
| This car is just also shown up | 8C | 61 | This license plate number (time of giving back is recorded by station board) | ? | |
| This car is on the scene | 8C | 60 | This license plate number | ? | |
| This car is just leased | 8C | 62 | This license plate number (time of leasing is recorded by station board) | ? |
Figure 26 is the workflow diagram of Bicycle hire station board and Bicycle hire board units.
Groundwork step between Bicycle hire station board and the Bicycle hire board units is as follows:
1 Bicycle hire station board is every T (10～60s) emission query messages;
2 arrive our station when the Bicycle hire that board units is housed, receive query message after, send back message using;
3 station boards are sent out an envelope receipt to this license number, and are dealt into the notice message that reaches the our station time to dispatching platform by GPRS;
After 4 board units are received receipt, then no longer send, and the dormancy that is on the alert;
5 board units then when receiving next envelope query message, are sent out back message using one time, until receiving receipt again as not receiving receipt;
6 station boards are accumulated in the empty wagons number at this station after receiving back message using;
7 station boards are sent out the message that an envelope is removed warning to this car after surrendering the Bicycle hire key;
8 car-mounted terminals are in disarm state after receiving the message of removing warning, and a concurrent back message using is up to receiving receipt;
9 when vehicle deficiency or empty wagons number reach setting value, and station board is issued dispatching platform by the GPRS module, up to receiving receipt;
10 public vapour () cars, taxi are only received near station board and are not sent out, can receive this station Waiting time and and the empty wagons number;
The single-chip microcomputer of 11 station boards records Waiting time and the empty wagons number of each section period, is issued relevant platforms such as scheduling, traffic control, webmaster by the GPRS module, up to receiving receipt;
Figure 13 is the fundamental diagram of public vapour () car board units.It makes wireless enquiry module by YL-100, PIC16F74 single-chip microcomputer do to arrange, to control, post a letter collections of letters, data processing, and reservation MAX485 interface is convenient to connect with other module on the car.Get on the bus notice board wireless communication module in the Card Reader wireless communication module, the Card Reader wireless communication module of getting off, camera module wireless communication module, car, road number plate wireless communication module carries out in the car communication and all can use YL-100 or JTT-433 module to solve the wiring problem in car.If just leave wire harness during the vehicle design, adopt wire communication also can.Whether single-chip microcomputer also links with travel direction display and voice prompting device, consistent with monitoring travel direction and display direction.This direction is direction roughly, can be by 4,8, and 12 grades divide 360 degree to arrange.The auditory tone cues device was whether to receive signal and finish communication before the crossing or before station board.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～100mW according to the size at crossing.Communication radius can be regulated between 20 to 100m.The minimum period of posting a letter is 500ms, does not receive that relevant message generally do not launch, and only receives that query message just responds the message that is equipped with for information about.
Message format is: header condition code data check sign indicating number.Its content is for example as table 1, shown in 2 grades.
The groundwork step of public vapour () car board units:
1. power supply (with car common-battery source) is connected in startup self-detection when car key is connected to ON, carry out startup self-detection, the LED blinker can revolve and turn around, after receiving the wireless query message of parking station, buzzer rings one, and the travel direction pilot lamp should be with consistent with the actual travel direction, after sending out a back message using, after receiving receipt, buzzer is no longer loud, represents working properly.Otherwise need ascertain the reason or report the technical service research/development platform.
2. the ridership plus-minus is behind the Card Reader of getting on the bus, and the demonstration of display ridership adds 1, and total ridership is presented on the prompting screen of tumbling-type; Behind the Card Reader of getting off, the demonstration of display ridership subtracts 1, and total ridership is presented on the prompting screen of tumbling-type.
3. counting is received the query message of station board before the station board when near station board, and buzzer rings one, shows and treats ridership.Beam back and answer message, receive the receipt that station board sends out after, no longer send, buzzer does not ring.
4. reply before the crossing when near the crossing, receive the query message at crossing, buzzer rings one, beam back answer message after, traffic signals are kept or are become green light, pass through smoothly.After receiving the receipt of sending out at the crossing, no longer send, buzzer does not ring.As not becoming green light, the time (s) that record is incured loss through delay and the number of times of incuring loss through delay.
5. 30m is if any other vehicle before stopping public vapour () car in case of breaking rules and regulations, camera module can be preserved by automatic camera, and sent out by the camera wireless communication module and to stop that message gives board units, board units is after wireless query message is received at the crossing, to stop that information writes back message using, beam back the wireless enquiry machine in crossing, issue the traffic control platform by it by the GPRS module.
Figure 27 is the workflow diagram of public vapour () car board units.：
Figure 14 is the fundamental diagram of taxi board units.It makes wireless enquiry module by YL-100, PIC16F74 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and interface connects with GPS and GPRS car-mounted terminal that the safety precaution on the car is used.When receiving query message at the crossing, do not beam back and answer message, only receive usually and do not send out.When receiving the message of certain direction traffic congestion time, voice prompting device can be pointed out: the north was to first crossing traffic congestion 3 minutes, and second crossing blocked up 5 minutes.Or buzzer can ring 3 counterparties to LED dodge 3 times and 5 times so that the selection travel direction is in time dodged.
The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～100mW according to the size at crossing.Communication radius can be regulated between 20 to 100m.Do not receive that relevant message generally do not launch, only receive that the query message of taxi station board, taxi dispatching platform is just responded the message that is equipped with for information about.
Message format is: header condition code data check sign indicating number.Its content is as shown in table 3 for example.
The groundwork step of taxi board units:
Power supply (with car common-battery source) is connected in 1 startup self-detection when car key is connected to ON, carry out startup self-detection, the LED blinker can revolve and turn around, after receiving the wireless query message of parking station, buzzer rings one, and the travel direction pilot lamp should be with consistent with the actual travel direction, after sending out a back message using, after receiving receipt, buzzer is no longer loud, represents working properly.Otherwise need ascertain the reason or report the technical service research/development platform.
2. when near station board, receive the query message of station board, buzzer rings one, and the demonstration all directions are treated ridership.Beam back and answer message, receive the receipt that station board sends out after, no longer send, buzzer does not ring.
3. bide one's time when waiting near station board, (2～10s) can receive the query message that station board sends, and respond once and after receiving receipt, just respond 1 time every 60s, for station board statistics vehicle number and the stand-by period on the scene every T.
4. near the crossing, can receive the query message that the bus signals priority system sends or the traffic congestion information of being close to 8 crossings of 4 directions at the crossing every T (0.5～2).This board units is only received and is forbidden to post a letter.The ability issue of bidding documents had the back message using of this license plate number and traffic congestion time when the 120s that only blocks up at this crossing was above, as: 8C31 license plate number 75CRC.
Figure 28 is the workflow diagram of taxi board units.
Also can put a common board units at preceding platform on common vehicle, it is made up of wireless enquiry module, single-chip microcomputer, buzzer, 4 dual-colored LED pilot lamp and 3V battery.Its function is when the previous crossing at traffic congestion crossing, can receive the traffic congestion information at contiguous each crossing, buzzer rings two, the pilot lamp of corresponding traffic congestion crossing direction (East, West, South, North) is glittering, Blink green was once represented to have blocked up 1 minute, red light dodges once expression and has blocked up 10 minutes, is convenient to avoid in advance the crossing that blocks up.
Figure 15 is the fundamental diagram of Bicycle hire board units.It makes wireless enquiry module by YL-100, and PIC16F73 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing are connected to acceleration transducer and buzzer.When receiving query message at the crossing, do not beam back and answer message, only receive and do not send out.When any Bicycle hire station board of arrival was returned the car, after the hirer went back key, station board was sent out the returned query message of car certain number.After receiving this message, change the state of alert over to by disarm state, concurrent back message using until receiving receipt, enters dormant state.
The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～100mW according to the size in place.Communication radius can be regulated between 20 to 100m.Do not receive that relevant message generally do not launch, only receive that the query message of Bicycle hire station board, Bicycle hire dispatching platform is just responded the message that is equipped with for information about.
Message format is: header condition code data check sign indicating number.Its content is as shown in table 4 for example.
The message of returning the car as response is: 61 license plate number CRC of 8C
The groundwork step of Bicycle hire board units:
1 state of alert is put into memory disc when car key, and the card reader Card Reader confirms to return the car payment, receive the message of returning the car that station board sends after, change the state of alert over to, bicycle is locked, loud one of buzzer.This moment the bicycle that promotes or ride, buzzer will " be finished, finish, finish " and ring, and respond stolen message.Up to receiving that removing message just stops.The state of alert is dormant state, receives that the query message of station board still can back message using.
After 2 disarm state station boards confirmed that the license plate number hire a car is sent out the query message of hiring a car, board units was received the license plate number identical with this car, confirmed that car is leased, and buzzer rings two, enters disarm state, go-cart, can not report to the police by bike.
Figure 29 is the workflow diagram of Bicycle hire board units.
Public vapour () car dispatching platform
Figure 16 is the fundamental diagram of public vapour () car dispatching platform.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, computing machine and screen display and voice prompting device link, and have the lamp system interface better.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～50mW according to the size in place.Communication radius can be regulated between 20 to 100m, and the board units with on public the vapour on the scene () car carries out the star broadcast operation, and the minimum period of posting a letter is 500ms.Be arranged on 431.18MHz, power setting is at 100mW, communication radius is arranged in 200～1000m scope, carry out vertical circulation between each station board and communicate by letter with going the same way, the upstream station board is main, the downstream station board be from, along with public vapour () car be about to arrive at a station, this bus arrival time is passed to next station board.Between Lu Yulu, carry out cross current communication, by each road, each interval ridership and full rate and accumulative total Waiting time, carry out the timely scheduling of road wire size, interval, vehicle size.Between dispatching platform, centered by network management platform, by the GPRS wireless communication module, with between dedicated frequency and each dispatching platform by various preset threshold, (or semi-automatic) carries out two-way communication automatically, progressively by semi-automatic, automatically to intelligent scheduling.By the GPRS wireless communication module, send association message with dedicated frequency and technical service research/development platform as malfunction.
Message format is: header condition code data check sign indicating number.Main special card sign indicating number has: the vertical circulation self check in each road and horizontal circulation self demarking code are 8889; The self demarking code of all vehicle board units and this dispatching platforms is 80 in this parking lot; Be 8485 to vehicle route number and the interval code that arranges; The message format that public vapour () dispatching platform sends and receives sees table 5 for example for details
The message format that the public vapour of table 5 () dispatching platform sends and receives
| Message name | Header | Condition code | Data (6～9 byte) | CRC |
| On-the-spot self check query message | AA | 80 | The longitude and latitude on this ground | ? |
| The circulation self check is indulged on each road | AA | 88 | Initial station board longitude and latitude, this road number | ? |
| Horizontal circulation self check between the road | AA | 89 | Initial road number | ? |
| The Card Reader number of times of reading to get on the bus | AA | 81 | This license plate number | ? |
| The Card Reader number of times of reading to get off | AA | 82 | This license plate number | ? |
| Read ridership | AA | 83 | This license plate number | ? |
| Change road number plate | AA | 84 | This license plate number, wait to change road number | ? |
| Change is interval | AA | 85 | This license plate number, interval to be changed | ? |
| Respond change road number plate | 8C | 54 | This license plate number, change road number | ? |
| It is interval to respond change | 8C | 55 | This license plate number, change the interval | ? |
| Che Qianyou is information in violation of rules and regulations | 8C | 5F | This vehicle license plate number and the information of destruction code name | ? |
| Respond query message | 8C | 50 | This vehicle license plate number | ? |
| The response Card Reader number of getting on the bus | 8C | 51 | This vehicle license plate number and the Card Reader number of getting on the bus | ? |
| The response Card Reader number of getting off | 8C | 52 | This vehicle license plate number and the Card Reader number of getting off | ? |
| Respond ridership | 8C | 53 | This vehicle license plate number and ridership | ? |
[0124]Figure 30 is the workflow diagram of public vapour () car dispatching platform.
The groundwork step of public vapour () car dispatching platform:
Begin for 1 morning every day this station self check boot system self check, with all board units self checks on the scene;
2 each way station board are indulged the circulation self check;
Horizontal circulation self check between 3 each road number;
4 arrange train number, interval, vehicle;
5 arrange scheduling threshold value and various prediction scheme;
6 go out car, on duty;
7 have technical matters can not solve newspaper technical service research/development platform;
8 need scheduling newspaper network management platform between the dispatching platform;
9 have vehicle newspaper traffic control platform in violation of rules and regulations;
10 regularly transmit data to research/development platform, traffic control platform, technical service research/development platform, network management platform;
11 have abnormal data to send to relevant platform immediately.
Figure 17 is the fundamental diagram of taxi dispatching platform.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, contain the computing machine of Geographic Information System (GIS) except linking with screen display and voice prompting device, also link by the platform of taxi security system interface (security protection interface) with the taxi security system.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～50mW according to the size in place.Communication radius can be regulated between 20 to 100m, with the board units on the taxi on the scene, carries out the star broadcast operation, and the minimum period of posting a letter is 1s.The vehicle that comes dispatching platform to make regular check on is carried out functional check.By the GPRS wireless communication module, carry out itinerant monitor system with dedicated frequency and each taxi station board, as malfunction, by the GPRS wireless communication module, send association message with dedicated frequency and technical service research/development platform, can be reflected on the technical service research/development platform.Phone wants the car can be from the GIS screen going from the nearest empty wagons of this point.The station boards many to the people that waits for bus, that the time is long are in time notified from the nearer empty wagons of this station board.Automatically (or semi-automatic) carries out two-way communication, progressively by semi-automatic, automatically to intelligent scheduling.Message format is: header condition code data check sign indicating number.The message format that the taxi dispatching platform sends and receives sees table 6 for example for details
Table 6 taxi dispatching platform, station board, board units sends and the message format that receives for example
| Message name | Header | Condition code | Data (6～9 byte) | CRC | |
| Platform field self check query message | AA | 90 | The longitude and latitude on this ground | ? | |
| Platform is to each station board self check | AA | 98 | The station board longitude and latitude | ? | |
| Platform makes certain car drive towards certain station board | AA | 93 | This license plate number, certain trade mark of standing | ? | |
| Platform notifies certain station board to want the car number | AA | 91 | This station trade mark, want car number (decimal system) | ? | |
| Station board is responded the dispatching | 8C | 30 | This station trade mark, for information about | ? | |
| Station board is responded platform and is wanted the car number | 8C | 31 | This station trade mark, want car number (decimal system) | ? | |
| Station board newspaper platform has information in violation of rules and regulations | 8C | 3F | This station trade mark, destruction information code name | ? | |
| Car is responded the station board inquiry | 8C | 60 | This vehicle license plate number, for information about | ? | |
| Car is responded the dispatching platform inquiry | 8C | 61 | This vehicle license plate number, for information about | ? | |
| Car is responded platform in visitor's times such as stations | 8C | 62 | This vehicle license plate number, visitor's times such as station (minute) | ? | |
| Car is responded the platform empty wagons | 8C | 63 | This vehicle license plate number | ? |
[0141]Figure 31 is the workflow diagram of taxi dispatching platform.
The groundwork step of taxi dispatching platform;
Begin for 1 morning every day this station self check boot system self check, with all board units self checks on the scene;
2 with each station board self check;
3 arrange scheduling threshold value and various prediction scheme;
4 is on duty;
5 have technical matters can not solve newspaper technical service research/development platform;
6 need scheduling newspaper network management platform between the dispatching platform;
7 have the destroyed or vehicle drivers of station board to be invaded newspaper security protection platform;
8 regularly transmit data to research/development platform, traffic control platform, technical service research/development platform, network management platform;
9 have abnormal data to send to relevant platform immediately.
The Bicycle hire dispatching platform
Figure 18 is the fundamental diagram of Bicycle hire dispatching platform.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, contain the computing machine of Geographic Information System (GIS) except linking with screen display and voice prompting device, also link by the platform of security system interface (security protection interface) with security system.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～50mW according to the size in place.Communication radius can be regulated between 20 to 100m, and the board units with taxi on the scene is gone up voluntarily carries out the star broadcast operation, and the minimum period of posting a letter is 1s.Vehicle at the dispatching platform scene is carried out regular functional check.By the GPRS wireless communication module, carry out itinerant monitor system with dedicated frequency and each Bicycle hire station board, as malfunction, by the GPRS wireless communication module, send association message with dedicated frequency and technical service research/development platform, can be reflected on the technical service research/development platform.Phone wants the car can be from the GIS screen going from the nearest empty wagons of this point.Station board and the car many to car, that amount of flow is little station board few, that amount of flow is big is in time dispatched.Automatically (or semi-automatic) carries out two-way communication, progressively by semi-automatic, automatically to intelligent scheduling.Message format is: header condition code data check sign indicating number.The message format that the Bicycle hire dispatching platform sends and receives sees table 7 for example for details
Table 7 Bicycle hire dispatching platform, station board, board units sends and the message format that receives for example
| Message name | Header | Condition code | Data (6～9 byte) | CRC | |
| Platform field self check query message | AA | A0 | The longitude and latitude on this ground | ? | |
| Platform is to each station board self check | AA | A4 | The station board longitude and latitude | ? | |
| Platform notifies certain station board to want the car number | AA | A1 | This station trade mark, want car number (decimal system) | ? | |
| Station board is responded the dispatching | 8C | 40 | This station trade mark, for information about | ? | |
| Station board is responded platform and is wanted the car number | 8C | 41 | This station trade mark, want car number (decimal system) | ? | |
| Station board newspaper platform has information in violation of rules and regulations | 8C | 4F | This station trade mark, destruction information code name | ? | |
| Car is responded the station board inquiry | 8C | 70 | This vehicle license plate number, for information about | ? | |
| Car is responded the dispatching platform inquiry | 8C | 71 | This vehicle license plate number, for information about | ? |
[0157]Figure 32 is the workflow diagram of Bicycle hire dispatching platform.
The groundwork step of Bicycle hire dispatching platform:
Begin for 1 morning every day this station self check boot system self check, with all board units self checks on the scene;
2 with each station board self check;
3 arrange scheduling threshold value and various prediction scheme;
4 is on duty;
5 have technical matters can not solve newspaper technical service research/development platform;
6 need scheduling newspaper network management platform between the dispatching platform;
7 have the destroyed newspaper security protection of station board platform;
8 regularly transmit data to technical service research/development platform, traffic control platform, network management platform;
9 have abnormal data to send to relevant platform immediately;
10 have station board to lack car, and station board is transferred Ji or sent with charge free nearby immediately.
Figure 19 is technical service research/development platform fundamental diagram.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, computing machine and screen display and voice prompting device link, and lamp system interface and security protection interface are arranged.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～50mW according to the size in place.Communication radius can be regulated between 20 to 100m, and the board units with on the various cars on the scene carries out the star broadcast operation, and the minimum period of posting a letter is 500ms.To detect unusual and phenomenon of the failure, reason and the eliminating of various board units.Be arranged on 431.18MHz, power setting is at 100mW, and communication radius is arranged in 200～1000m scope, communicates by letter with carrying out vertical circulation on the road that undesired station board is arranged between each station board, to detect unusual and phenomenon of the failure, reason and the eliminating of station board.Change power is set, or change frequency in case of necessity and get rid of, monitor the running status of each station board.Carry out the cross current communication monitoring between Lu Yulu, the abnormal occurrence of the station board that in time notes abnormalities, board units or dispatching platform arranges timely eliminating with backup input, change, ensures the normal operation of network.With the GPRS wireless communication module, assemble service data with dedicated frequency from each dispatching platform, analyze moving law and state, find out the rule of state and various factors, set up and progressively revise mathematical model, progressively by semi-automatic, automatically to intellectual monitoring, intelligent set, intelligent maintenance.
The groundwork step of technical service research/development platform:
Begin for 1 morning every day this station self check boot system self check, with all board units self checks on the scene;
2 have the vertical circulation in this road of unusual station board to detect, find out reason, fix a breakdown, or input backs up, change arranges;
3 have that horizontal circulation detects, finds out reason, fixes a breakdown between unusual road number, or drop into backup, change arranges;
4 pairs of each dispatching platforms can not be handled unusual various board units, overhauls;
5 collect the data of each dispatching platform, statistical study, forecasting problem, find out rule, simulation calculation, progressively build up realistic mathematical model;
6 spatial and temporal distributions to webmaster distribution platform and traffic control security protection platform proposition public traffic flow in second day;
7 have that technical matters is indeterminable goes into plan as the research topic example, the research and development of project verification back;
The newspaper network management platform of coordinating between 8 need and each platform;
9 have vehicle newspaper traffic control platform in violation of rules and regulations;
10 regularly transmit the data of network operation state to each dispatching platform, traffic control security protection platform, webmaster distribution platform;
11 have abnormal data to send to relevant platform immediately.
Message format is: header condition code data check sign indicating number.The message format that the technical service research/development platform sends and receives is detailed being shown in Table 8 for example
The message format that table 8 technical service research/development platform sends and receives
Figure 33 is the workflow diagram of technical service research/development platform.
Figure 20 is traffic control security protection platform fundamental diagram.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, computing machine and screen display and voice prompting device link, and lamp system interface and security protection interface are arranged.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～50mW according to the size in place.Communication radius can be regulated between 20 to 100m, and the board units with on the various cars on the scene carries out the star broadcast operation, and the minimum period of posting a letter is 500ms.To detect the unlawful practice that whether has of various board units.With the GPRS wireless communication module,, in the 2Km scope, patrol and examine with the bus signals priority system at each crossing with dedicated frequency, combine with video with data, obtain the preferential current rate of bus signals (or stopping rate); The vehicle that other vehicle is pretended to be bus to defraud of preferentially to pass through; Destroy electronic stop plate and other destruction information in violation of rules and regulations; Obtaining information from the traffic congestion crossing in time issues immediately to guiding tablet everywhere.Abide by the law so that record in the traffic participant road, ensure the normal operation of network.Assemble service data with GPRS from each dispatching platform, analyze moving law and state, find out the rule of state and various factors, progressively by semi-automatic, automatically to intellectual monitoring, intelligent management, intelligent maintenance.
The groundwork step of traffic control security protection platform:
Begin for 1 morning every day this station self check boot system self check, with all board units self checks on the scene;
2 have the vertical circulation in this road at unusual crossing to detect, find out reason, fix a breakdown, or just detect data and send out the technical service research/development platform;
3 have the horizontal circulation in this road at unusual crossing to detect, find out reason, fix a breakdown, or just detect data and send out the technical service research/development platform;
Please the preferential data of bus signals compare with the video photo one by one in 4 pairs of each crossings, find to have to gain the preferential response of then following the tracks of each crossing by cheating;
The 5 traffic congestion times of obtaining each real-time crossing from the traffic congestion crossing are in time to guiding tablet issue everywhere;
6 collect the data of each dispatching platform, statistical study, forecasting problem, find out rule, simulation calculation, progressively build up realistic crossing regulation and control scheme, carry out preferential in real time as early as possible;
7 spatial and temporal distributions according to the time crossing that blocked up the same day are formulated second day possible spatial and temporal distributions of public traffic flow to the webmaster distribution platform, formulate and dredge prediction scheme;
8 by the contrast of bus signals prioritized data and video pictures, checks and verify as if there being the vehicle of defrauding of preferentially by or hindering public vapour () car to pass through then to put on record;
9 security protections monitorings by station board if warning message is arranged, are then checked photo site immediately and are put on record and check and verify;
10 technical matterss are indeterminable goes into plan as the research topic example, the research and development of project verification back;
The newspaper webmaster distribution platform of coordinating between 11 need and each platform;
12 have abnormal data to send to relevant platform immediately;
13 regularly transmit the preferential preferential rate of the spatial and temporal distributions at each crossing that blocked up the same day and each crossing bus signals to grasp network operation state to each dispatching platform, technical service research/development platform, webmaster distribution platform, progressively carry out the control formula of the preferential and advanced traffic lights of the real-time bus signals of intelligence.
Message format is: header condition code data check sign indicating number.The message format that the technical service research/development platform sends and receives is detailed being shown in Table 9 for example:
The message format that table 9 technical service research/development platform sends and receives
| Message name | Header | Condition code | Data (6～9 byte) | CRC |
| On-the-spot self check query message | AA | C0 | The longitude and latitude on this ground | ? |
| The circulation self check is indulged on each road | AA | C8 | The northern south orientation of initial road slogan (longitude and latitude) | ? |
| Horizontal circulation self check between the road | AA | C9 | Initial road slogan (longitude and latitude) East and West direction | ? |
| The adjacent intersection traffic congestion time | AA | C1 | This road slogan (longitude and latitude), traffic congestion time | ? |
| This crossing traffic congestion time | AA | C2 | This road slogan (longitude and latitude), traffic congestion time | ? |
| There is the vehicle of pretending to be at this crossing | AA | C5 | This road slogan, pretend to be vehicle? | ? |
| This public vapour () car does not pass through | 8C | 5A | This license plate number, stand-by period | ? |
| This public vapour () Che Qianyou hinders | 8C | 5B | This license plate number, obstruction vehicle identification number | ? |
| The taxi newspaper our station traffic congestion time | 8C | 62 | This license plate number, traffic congestion time | ? |
[0206]?
Figure 34 is the workflow diagram of traffic control security protection platform.
Figure 21 is webmaster distribution platform fundamental diagram.It makes wireless enquiry module by YL-100, R8554 makes the GPRS module, the MAX485 chip is made interface, PIC16F877 single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, computing machine and screen display and voice prompting device link, and having has private network to join between lamp system interface and security protection interface and each dispatching platform also to have public network to link.The frequency of operation of wireless enquiry module is arranged on 433.92MHz, and power can be arranged between 10～50mW according to the size in place.Communication radius can be regulated between 20 to 100m, and the board units with on the various cars on the scene carries out the star broadcast operation, and the minimum period of posting a letter is 500ms.To detect the function of various board units.With the GPRS wireless communication module, in the 5Km scope, receive message and packet that each platform is sent with dedicated frequency, combine with video with data, obtain the preferential current rate of bus signals; The vehicle that other vehicle is pretended to be bus to defraud of preferentially to pass through hinders the preferential vehicle of bus, destroys electronic stop plate and other information in violation of rules and regulations; Obtain information from the traffic congestion crossing and in time issue immediately to guiding tablet everywhere, issue to the internet; With subway interaction platform exchange message, coordinate the relation between each platform.So that the powerful discipline of traffic participant is abide by the law, ensure the normal operation of network.Platform is in accepting state, GPRS collects service data from each dispatching platform, analyze contrast, the moving law that each is regional and state, find out the rule of state and various factors, check and approve the mathematical model of operation, progressively by semi-automatic, automatically to intellectual monitoring, intelligent scheduling, intelligently guiding, intelligent management, the intelligent maintenance of whole network.
The groundwork step of webmaster distribution platform:
1 every day System self-test;
2 check and approve arrange an order according to class and grade scheduling prediction scheme and the control threshold value that each dispatching platform is sent;
The spatial and temporal distributions (car flow information of different location different time and ridership), traffic congestion time of the public traffic information on 3 issue same day surpass crossing and times of 3 minutes distribute, average public transport Waiting time, the longest public transport Waiting time, full degree (ridership/specified ridership is arranged in fact), public traffic in priority percent of pass, average taxi Waiting time, empty wagons time, average bicycle Waiting time, empty wagons time etc.;
The spatial and temporal distributions (issue on the internet) of the public traffic information in each main place of 4 forecast tomorrows;
5 obtain traffic congestion time at each real-time crossing from the traffic congestion crossing, in time issue to the whole city;
6 check and approve traffic control security protection platform according to the spatial and temporal distributions at the time crossing that blocked up the same day, formulate second day possible spatial and temporal distributions of public traffic flow to the webmaster distribution platform, formulate and dredge prediction scheme;
7 analyses solve, respond the message that each platform need be coordinated;
8 data instants that note abnormalities send to relevant platform and examine message;
9 in time pass on the new regulation of government to each dispatching platform, technical service research/development platform, traffic control security protection platform, and network is done corresponding the modification.
Message format is: header condition code data check sign indicating number.The message format that the webmaster distribution platform sends and receives is detailed being shown in Table 10 for example:
The message format that table 10 webmaster distribution platform sends in private network and receives
| Message name | Header | Condition code | Data (6～9 byte) | ? |
| On-the-spot self check query message | AA | D0 | The longitude and latitude on this ground | ? |
| The vertical circulation self check in each zone | AA | D8 | Initiation region number (longitude and latitude) northern south orientation | ? |
| Each regional horizontal circulation self check | AA | D9 | Initiation region number (longitude and latitude) East and West direction | ? |
| Adjacent area on average blocks up the time | AA | D1 | This regional number (longitude and latitude), on average block up the time | ? |
| The one's respective area on average blocks up the time | 8C | D1 | One's respective area number (longitude and latitude), on average block up the time | ? |
| Adjacent area on average waits the bus time | AA | D2 | This regional number, bus time such as average | ? |
| The bus time is on average waited in the one's respective area | 8C | D2 | One's respective area number, bus time such as average | ? |
| The average full rate of adjacent area bus | AA | D3 | This regional number, the average full rate of bus | ? |
| The average gardenful rate of one's respective area bus | 8C | D3 | One's respective area number, the average full rate of bus | ? |
[0222]Figure 35 is the workflow diagram of webmaster distribution platform.
The primary structure of station board
Figure 22 is the primary structure figure of station board.Bus stop board, taxi station board, Bicycle hire station board basic structure are identical.Because Bicycle hire has automatic granting, the harvesting problem of car key, added voice prompting device, existing primary structure with the Bicycle hire station board is example:
Solar panels, loam cake, stack shell, base, bearing from top to bottom.Be ellipse Cylinder or Cylinder.The installed inside of loam cake has: camera module, shock transducer, data processing module, data storage card and interface are arranged in the security protection module, camera central authorities down in the 360 degree scopes no dead angle take, have the LED flashlamp; 220V commercial power rectification module and charge in batteries module are arranged in the AC/DC module; Antenna has a GPRS antenna that makes progress and the antenna that downward wireless enquiry module is used.Connect with base by two column jeckets with the connection cable of base.
Have on the base: 1 for dial (photoelectricity Enters Number), 2 for card reader, 3 for the stepper motor driving wheel, 4 for barbed travelling belt, 5 for the diagonal stabbing on the travelling belt, 6 for key is given back mouthful, 7 to surrender mouth, 8 for key be the key memory disc, 9 is camera module, other is accumulator, data processing module and loudspeaker, is installed in to also have digital display screen and bus stop plate to reach the connection cable that links by edge connector and loam cake between two column jeckets.For dustproof and waterproof driver chuck mouth, key are given back mouthful and key is surrendered mouthful, the sound outlet of loudspeaker all is mouth down, but hand can easily be operated.Stack shell is the organic glass strengthened, and bearing is stainless steel garden post.
Principle of work: the principle of work of security protection module: when impact force action during at station board, be at ordinary times that shock transducer in the security protection module of dormant state wakes camera module up and flashlamp is taken pictures (3～5 of continuous shootings) and recorded a video (60～120s), store data on the storage card, and report to the police to traffic control security protection platform, dispatching platform, webmaster distribution platform by GPRS.
The principle of work of key memory disc: dial has 0～4 aperture every 15 degree and represents 00H～0FFH16 code.The Bicycle hire station board only need be opened 2 apertures, and corresponding 2 photoelectrical coupler: 00H are shutdown, and 01H is for hiring a car, and 10H is for returning the car.When dial 1 is allocated to when returning the car, after the voice suggestion, the hole of car key is hung in the diagonal stabbing 5 of travelling belt 4 in the entrance 6, stepper motor 3 drives the travelling belt clockwise and rotates, when going to the tangent line of the garden week first half, the point of key memory disc inserts between key and the travelling belt, behind the two-dimension code recognition and verification of 9 pairs of keys of camera module, travelling belt advances to predetermined step number to be stopped, and oppositely retreats to the porch by the step number of advancing again and waits for.Retreating when beginning because hangnail has certain elasticity and memory disc that inside anti-limit is arranged, key can not retreat and stays in the memory disc with travelling belt, comes tail.Voice suggestion this moment: ask Card Reader! In card reader 2 front Card Reader checkouts, the end of returning the car.If key is false, then return the original place, sending key is the false prompt tone that can not return the car.
When rotating disk goes to when hiring a car, recorded time of chartering behind the Card Reader, the stepper motor forward changes the step number that the step number of returning the car last time adds a key length, and the more than half back free-fallings of key mouthful are fallen to getting on the key floppy disc from surrendering, and allow the lessee take away.
Claims (10)
1. method and apparatus that builds up intelligent public traffic network: have the bus signals priority system that is installed on the crossing traffic signalling arrangement, have bus stop board, taxi station board, Bicycle hire station board that multidate information shows, be installed in the board units in motorbus, taxi, general-utility car, the Bicycle hire, with the dispatching platform that is installed in motorbus, taxi, each station of Bicycle hire, technical service research/development platform, traffic control security protection platform, webmaster distribution platform build up circulation star network in length and breadth; It is characterized in that: gather data such as dynamic and static vehicle, the current rate of public vapour () car, traffic congestion time, the number of waiting for bus, Waiting time, time of arrival, full rate with the method for wireless inquiry in real time, in time upload with the scene and issue; Self check, monitoring and monitoring based on the whole network classification of circulation star network in length and breadth; Realize interval adjustments, order of classes or grades at school increase and decrease, vehicle size, about shunting dispatch automatically; At the scene, the zone, the whole city is with wireless and wired, private network and internet are in time issued: have the pass through spatial and temporal distributions of rate, traffic congestion time, Waiting time, the number of waiting for bus, full rate etc. of bus crossing; Technique effect with vehicle, ridership, crossing equipment, station board, scheduling, traffic control security protection, webmaster issue, technical service and research and development interactive cooperation.
2. bus signals priority system according to claim 1, it is by the wireless enquiry module and the wireless communication module that are installed on the signal lamp cross bar, and is installed in single-chip microcomputer on the signal controlling machine and IO interface and stube cable thereof and forms.It is characterized in that: it sends query message with the mode timing (T) of star broadcasting, after being installed in the board units back message using on the motorbus, traffic lights are in time given the green light, the crossing camera is taken pictures, is recorded a video, with the current rate that records public vapour () car and there is nothing but prior-vehicle defraud of current.When taxi, general-utility car arrived this crossing, the board units on the car then can be received the traffic congestion time at next crossing of four direction; Taxi then sends the back message using of this direction traffic congestion time of this crossing to the wireless enquiry module in crossing as more than reaching in 2 minutes in this crossing traffic congestion, as the traffic congestion time at this crossing, sends to contiguous crossing equipment with second channel; Send to traffic control security protection platform, technical service research/development platform and webmaster distribution platform by the GPRS module.
3. according to claim 1 have a bus stop board that multidate information shows, it has wireless enquiry module, wireless communication module, parts such as security protection module, LED display, single-chip microcomputer.It is characterized in that: it with the mode of star broadcasting regularly (T) send the wait for bus query message of number of certain road, be about to arrive at a station be installed in board units on the motorbus respond have the message of ridership after, station board sends certain bus with second channel and assigns to the message of certain station board ridership to contiguous station board, one stands for a moment to relay and forms two-way principal and subordinate's data communication of vertical circulation according to this, make this station board obtain the time that this bus arrives this station, and be presented on the station board; Communicate by letter or report to the police with the webmaster distribution platform with traffic control security protection platform, technical service research/development platform by wireless communication module.
4. the board units that is installed on the motorbus according to claim 1 is made up of notice board in the card reader on wireless enquiry module, single-chip microcomputer, display, interface, public the vapour () car, road number interval board, the car.It is characterized in that: when wireless enquiry module is received the query message of sending from wireless enquiry modules such as crossing, station board, dispatching platforms, reply corresponding message, and carry out relevant operation.As before reaching station board, receive the query message that the wireless enquiry module of station board is sent, reply the response message that certain road car arrives, station board sends certain bus with second channel and assigns to the message of certain station board to the station board of the next stop, and be presented on its station board, allow the people that waits for bus know time of arrival of next regular bus.And for example dispatching platform will be changed travel route number, the replacing interval of travelling, dispatching platform is sent out the query message of certain number car replacing road number plate, after this car is received, board units just is replaced by the content of route number plate route and the direction of newly travelling by interface, and back message using, and do not need manually-operated, be convenient to realize intelligent scheduling.
5. the board units that is installed on taxi, the general-utility car according to claim 1, it has wireless enquiry module, compositions such as single-chip microcomputer, display, buzzer.It is characterized in that: when taxi, general-utility car arrival crossing, as the place ahead traffic congestion, can receive the traffic congestion time at next crossing of four direction; There are optical signal and sound to show four corners of the world four direction, the traffic congestion time at next crossing, are convenient to avoid in advance the crossing that blocks up.Taxi as more than reaching in this crossing traffic congestion in 2 minutes, then send the back message using of this direction traffic congestion time of this crossing to the wireless enquiry module in crossing, as the traffic congestion time at this crossing, receiving message and loud one of buzzer when responding successfully, represent be installed on the crossing traffic signal lamp, on the taxi station board or the wireless enquiry module realization principal and subordinate two-way communication in the station; Near the taxi station board, can receive the direction of wanting car number, Waiting time and going at this station, in this way empty wagons back message using then.It also has taxi security precautions technology requirement the 3rd part: the function of vehicle-mounted antikijacking burglar alarm terminal.
6. Bicycle hire station board according to claim 1, it has wireless enquiry module, wireless communication module, security protection module, single-chip microcomputer, dial, LED display, voice prompting device, stepper motor and driver thereof, camera module, key memory disc, card reader, accumulator, solar cell, AC/DC charging module etc., and camera, LED flashlamp, shock transducer, single-chip microcomputer and USB storage card are arranged in the wherein security protection module.It is characterized in that: realize master-slave communication with the wireless enquiry module in the board units that is installed in the Bicycle hire, and there is card reader to charter time, card number and paying with record, car key memory disc and camera module with its interlock are arranged, with the true and false by two-dimension code identification key; By security protection module and LED taking photos by using flashlights with store photo or the video recording of people when destroying station board.Realize master-slave communication by wireless communication module and Bicycle hire dispatching platform, can be in the payment of returning the car of any station board of this city with mass transit card.The profile of all station boards be ellipse or garden shape as shown in Figure 22, stack shell is the high strength organic glass, the camera in the security protection module in loam cake central authorities down, no dead angle in 360 degree.
7. the dispatching platform at motorbus according to claim 1, taxi, Bicycle hire field boundary station, it is made up of wireless enquiry module, wireless communication module, single-chip microcomputer, voice suggestion loudspeaker, computing machine, display screen, database, power supply and standby power supply, internet interface.It is characterized in that: satisfy the need every day and the road between, carry out cross current communication between the dispatching platform of each station, according to each road yesterday, the data of the ridership at each station, set each threshold value (as plus-minus order of classes or grades at school threshold value, plus-minus local train threshold value, move big-and-middle dolly threshold value etc.), just can dispatch automatically: show the road wire size at display screen, order of classes or grades at school, traffic coverage, license number, name driver, vehicle line haul hour etc., loudspeaker also send the voice suggestion of identical content, need to change road number plate or interval title and send out certain car modification road number plate message through wireless enquiry module, after board units is received, be transmitted to the wireless enquiry module of road number plate, number plate will change automatically.Ignition switch is connected in the driving as long as the driver gets on the bus, and board units sends back message using, and after the machine confirmation, prompt tone just can stop as calculated.More when accumulation data, after Study on Mathematic Model is come out, just can realize intelligent scheduling, threshold value does not need artificial setting yet, carries out the closed loop scheduling by ridership fully.Communicate by letter with webmaster distribution platform, technical service research/development platform, traffic control security protection platform by wireless communication module (GPRS module), realize the intercommunication interaction of data.
8. webmaster distribution platform according to claim 1, it is by wireless enquiry module, GPRS module, RS485 interface, single-chip microcomputer do to arrange, control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, computing machine and screen display and voice prompting device link, and having has private network to join between lamp system interface and security protection interface and each dispatching platform also to have public network to link.It is characterized in that: the board units on wireless enquiry module and the various car on the scene, carry out the star broadcast operation, to detect the function of various board units.With the GPRS wireless communication module, receive message and packet that each platform is sent, with the current rate of traffic congestion time, bus of obtaining and examine each crossing all directions, the number of waiting for bus, the Waiting time at each station of each bus, information such as the vehicles passing in and out of each station and existing vehicle.The downward state of realizing intelligent scheduling and long-range setting and monitoring each equipment.The used computing machine of webmaster distribution platform also has internet interface, inserts the internet with fixing ID, is connected with the subway interaction platform, and its data and webpage are for various application platforms and mobile phone terminal application.Platform is in accepting state, and GPRS collects service data from each dispatching platform, analyzes contrast, and the moving law that each is regional and state are found out the rule of state and various factors, check and approve the mathematical model of operation.
9. traffic control security protection platform according to claim 1, it is by wireless enquiry module, the GPRS module, the RS485 interface, single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and logical RS232 or USB interface and computing machine link, and computing machine and screen display and voice prompting device link, and lamp system interface and security protection interface are arranged.It is characterized in that: the board units on wireless enquiry module and the various car on the scene, carry out the star broadcast operation, the cycle is 500ms.To detect the unlawful practice that whether has of various board units.With the GPRS wireless communication module,, in the 2Km scope, patrol and examine with the bus signals priority system at each crossing with dedicated frequency, combine with video with data, obtain the preferential current rate of bus signals; The vehicle that other vehicle is pretended to be bus to defraud of preferentially to pass through; Destroy electronic stop plate and other destruction information in violation of rules and regulations; Whether detection traffic congestion crossing obtains information and issues immediately to adjacent intersection transmission traffic congestion message and to each guiding tablet immediately.Platform is in accepting state, and GPRS collects service data from each dispatching platform, analyzes contrast, and the moving law that each is regional and state are found out the rule of state and various factors, the control scheme of adjustment traffic lights.
10. technical service research/development platform according to claim 1, it is by wireless enquiry module, the GPRS module, the RS485 interface, single-chip microcomputer do to arrange, to control, the post a letter collection of letters, data processing, and link by RS232 or USB interface and computing machine, computing machine and screen display and voice prompting device link, and having has private network to join between lamp system interface and security protection interface and each dispatching platform also to have public network to link.It is characterized in that: the board units on wireless enquiry module and the various car on the scene, carry out the star broadcast operation, to detect the function of various board units.In the 1Km scope, receive the message that contiguous platform or station board are sent with second frequency, to check communications status, debugging and the setting of circulation in length and breadth.Platform is in accepting state, GPRS collects service data from each dispatching platform, analyze contrast, the moving law that each is regional and state, find out the rule of state and various factors, the mathematical model of operation is proposed, progressively by semi-automatic, automatically to intellectual monitoring, intelligent scheduling, intelligently guiding, intelligent management, the intelligent maintenance of whole network.
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| CN109584546B (en) * | 2018-07-04 | 2021-06-01 | 东南大学 | Method for determining departure flow threshold of quick-conventional bus sharing lane |
| CN109167805A (en) * | 2018-07-09 | 2019-01-08 | 同济大学 | Analysis and processing method based on car networking space-time data in City scenarios |
| CN109167805B (en) * | 2018-07-09 | 2021-08-10 | 同济大学 | Analysis processing method based on vehicle networking space-time data in urban scene |
| WO2022161144A1 (en) * | 2021-01-28 | 2022-08-04 | 深圳市城市交通规划设计研究中心股份有限公司 | Alternative route set generation method and apparatus and route planning method and apparatus for bus network |
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Application publication date: 20130717 |