CN101510354A

CN101510354A - Real time scheduling method for bus based on wireless radio frequency

Info

Publication number: CN101510354A
Application number: CNA2009100965282A
Authority: CN
Inventors: 汪浩
Original assignee: Ningbo Institute of Technology of ZJU
Current assignee: Ningbo Institute of Technology of ZJU
Priority date: 2009-03-03
Filing date: 2009-03-03
Publication date: 2009-08-19

Abstract

The invention discloses a bus real-time scheduling method based on radio frequency. An RFID card reader (1) provided with a GPRS module is installed in every bus in the city, and the RFID card reader (1) can record the times of punching the card; a server (2.1) is arranged in a bus scheduling center (2), the GPRS module in the RFID card reader (1) is used for transmitting the recorded times of punching the card to the GPRS module in a communication gateway in the server (2.1) through a wireless network, the server (2.1) carries out statistical analysis to the received data, and the staff in the scheduling center (2) achieves bus scheduling according to the statistical result. The method can accurately calculate the number of the passengers, and then according to the detailed statistical data, the staff in the scheduling center (2) can actively schedule the buses on the route where the passengers are less and rest in the scheduling center (2) to work on the route with more passengers, and no operation fault is caused as the judgment is on good grounds.

Description

Real time scheduling method for bus based on less radio-frequency

Technical field

The present invention relates to a kind of real time scheduling method for bus based on less radio-frequency.

Background technology

All can find such a case by bus, crowded especially passenger is many especially for bus on some route, and the special air-service visitor of the bus on some route is few especially, especially in the peak of riding, fully loaded or the not enough situation of the many vehicles of passenger will appear in the bus on the more route of passenger, the bus scheduling in the route sky that the bus scheduling center will be few with ridership is to the many routes of ridership at this moment, to satisfy the civic demand, taking bus to citizen brings convenience.

At present, bus scheduling central dispatching bus is realized by the following method: on the ridership route how, the bus driver is according to the number of passenger on the car, when thinking that the many vehicles of passenger are not enough, situation is reacted staff to the bus scheduling center, request scheduling bus.The staff of dispatching center receives driver's request, dispatch command is conveyed on the few route of other riderships and the driver of rest on the bus of dispatching center again.The driver accepts dispatch request, is dispatched on the many routes of ridership.There is following defective in this kind prior art: the bus driver on the ridership route how is a number of estimating ridership on the car by oneself roughly, there is not clear and definite data statistics, it is too subjective to send dispatch request, the staff of dispatching center receives and sends dispatch request after the dispatch request passively on the few route of other riderships and the driver on the bus of dispatching center of having a rest, the staff of dispatching center just judges that subjectively the ridership on which bar route is few, there is not clear and definite basis, also too subjective, wrong judgement occurs easily and cause misoperation.

Summary of the invention

The technical problem to be solved in the present invention is, overcome the defective of above prior art, provide a kind of and can accurately add up the bus number of passengers, the staff of dispatching center according to detailed statistics just can dispatch on one's own initiative on the few route of ridership and have a rest bus in the dispatching center to the many routes of ridership, judge the real time scheduling method for bus based on less radio-frequency that misoperation can not occur on good grounds.

Technical solution of the present invention is, a kind of real time scheduling method for bus based on less radio-frequency with following structure is provided, and it may further comprise the steps:

1. in the city, all install one on all public transit vehicle and be equipped with GPRS (General Packet RadioService, be GPRS) RFID (Radio Frequency Identification, the i.e. radio RF recognition technology) card reader (1) of module; Described RFID card reader (1) is used to calculate public transport IC (integratecircuit, be integrated circuit) Stored Value on the card count deduction bus admission fee the remaining Stored Value bus admission fee that writes in the bus IC card, the Stored Value of remainder is counted and deducted of counting, the Stored Value of remainder is counted be presented on the screen of RFID card reader (1), in addition, RFID card reader (1) also writes down the number of times of swiping the card; GPRS module in the RFID card reader (1) is used for the number of times of swiping the card of record is gone out by wireless network transmissions.

2. in bus scheduling center (7) station server is arranged, the GPRS module of the Communication Gateway in the described server receives the data that the GPRS module of RFID card reader (1) transmits by wireless network, server carries out statistical study to the data that receive again, a statistics time interval is set on server, counts the swipe the card total degree of every bus route in the interval time section.

3. the staff of dispatching center (7) can be according to the statistics on dispatching center (7) server (4), to analyze which bar bus route ridership in which more in the time interval, which bar bus route ridership in which less in the time interval, judge the support that needs other buses on any bar route, bus on which bar route can be scheduled, and the bus scheduling on the route that ridership is minimum is to the maximum route of ridership;

4. the staff of bus scheduling center (7) conveys to dispatch command on the minimum route of ridership and the driver of rest on the bus of dispatching center, and the driver receives instruction scheduling to the maximum bus route of ridership; Simultaneously the staff of dispatching center adjust the minimum bus route of ridership the time of departure at interval and the interval at the time of departure of the maximum bus route of ridership, prolong the interval at the time of departure of the minimum bus route of ridership, shorten the interval at the time of departure of the maximum bus route of ridership.

After adopting above structure, the real time scheduling method for bus that the present invention is based on less radio-frequency compared with prior art has the following advantages:

Owing on the public transit vehicles all in the city RFID card reader that disposes the GPRS module being installed all, in the bus scheduling center configuration one station server is arranged, the RFID card reader can write down the number of times of swiping the card of bus IC-card, the number of times of swiping the card is transferred to the GPRS module of the Communication Gateway in dispatching center's server again by the GPRS module in the RFID card reader, server receives and counts the swipe the card total degree of every bus route in the interval time section after the data, thereby counts the passenger's total number of persons in each time interval on each bar circuit.The staff of dispatching center can initiatively dispatch bus according to the data of statistics, bus scheduling on the route that ridership is few is to the many routes of ridership, do not need bus driver's response situation, just can know on good groundsly that the ridership on which bar bus route is many, ridership on which bar bus route is few, thereby makes and can not slip up during bus in scheduling.

Description of drawings

Fig. 1 is the implementing procedure figure that the present invention is based on the real time scheduling method for bus of less radio-frequency.

Fig. 2 is the concrete enforcement principle schematic that the present invention is based on the real time scheduling method for bus of less radio-frequency.

Shown in the figure: 1, RFID card reader, 2, the bus scheduling center, 2.1, dispatching center's server, 3, No. 1 bus, 4, No. 2 buses.

Embodiment

The invention will be further described below in conjunction with the drawings and specific embodiments.

As depicted in figs. 1 and 2, the equipment that the present invention is based on the real time scheduling method for bus of less radio-frequency and need mainly comprises:

One bus IC card (not shown), described IC-card is by the distribution of bus card sending mechanism, and each IC-card stores unique identification code and Stored Value is counted.Stored Value is counted and is meant the user when card sending mechanism is newly purchased IC-card, and payment being counted and being pre-stored in the IC-card with what exchange in advance.Therefore, the user can swipe the card on bus to deduct its bus admission fee.Bus IC card cooperates RFID card reader 1 to use, its principle of work is RFID card reader 1 is sent an electromagnetic wave from one group of fixed frequency to IC-card, there is a LC series connection to assist the circuit that shakes in the card, its frequency is identical with the frequency of RFID card reader 1 emission, LC assists the circuit that shakes to produce resonance under electromagnetic excitation like this, thereby make electric charge has been arranged in the electric capacity; The other end at this electric charge, be connected to the electronic pump of a unidirectional conducting, electric charge in the electric capacity is delivered to another capacitor memory storage, when the electric charge that is accumulated reaches certain number, this electric capacity can be used as power supply and provides operating voltage for other circuit, data transmission in the card is gone out or accepted the data of RFID card reader 1.

One RFID card reader 1, its basic functional principle: after IC-card enters magnetic field, receive the radiofrequency signal that RFID card reader 1 is sent, rely on the energy that induction current obtained to send out the information that is stored in the IC-card, perhaps initiatively send the signal of a certain frequency; After RFID card reader 1 reads information and decoding, deliver to CIS and carry out the relevant data processing.This RFID card reader 1 also disposes the GPRS module, CIS the data in real time after handling be transferred to the GPRS module, the GPRS module again by wireless network with data in real time transfer out.

One dispatching center's server 2.1, the GPRS module of the Communication Gateway in the described server 2.1 receives the data that the GPRS module of RFID card reader 1 transmits by wireless network, also be provided with a time interval on this server 1, this server counts the swipe the card number of times of every bus route in the interval time section, in order to 2 staff of dispatching center data is analyzed.

The real time scheduling method for bus that the present invention is based on less radio-frequency may further comprise the steps:

1. in the city, on all public transit vehicle a RFID card reader 1 that is equipped with the GPRS module is installed all, after described IC-card enters RFID card reader 1 magnetic field, RFID card reader 1 CIS carries out relevant data processing, calculate Stored Value on the bus IC card count deduction bus admission fee remaining Stored Value count, the Stored Value of remainder counted write in the bus IC card, and the Stored Value of remainder counted and the bus admission fee deducted when being presented on the screen of RFID card reader 1 the record number of times of swiping the card also.GPRS module in the RFID card reader 1 is used for the number of times of swiping the card of record is transferred out in real time by wireless network.

2. one station server 2.1 is arranged at bus scheduling center 2, the GPRS module of the Communication Gateway in the described server 2.1 receives the data that the GPRS module of RFID card reader 1 transmits by wireless network, and server 2.1 carries out statistical study to the data that receive again; A statistics time interval is set on server 2.1, counts the swipe the card total degree of every bus route in the interval time section, the described time interval can be 15 minutes, or 20 minutes, set according to actual demand.

3. the staff of dispatching center 2 can be according to the statistics on dispatching center's 2 servers 2.1, to analyze which bar bus route ridership in which more in the time interval, which bar bus route ridership in which less in the time interval, the many vehicles of which bar bus passenger are not enough judging according to the maximum passenger capacity of a bus, need the support of the bus on other route; Bus ridership on which bar route can be scheduled less.Bus scheduling on the route that ridership is minimum is to the maximum route of ridership.In this specific embodiment, No. 1 bus 3 is the bus on the maximum route of ridership, and No. 2 buses 4 are the bus on the minimum route of ridership.

4. the staff at bus scheduling center 2 conveys to dispatch command on the minimum route of ridership and the driver of rest on No. 2 buses 4 of dispatching center 2, driver's receiving scheduling instruction scheduling is to maximum No. 1 bus 3 routes of ridership, and the time of departure of adjusting minimum No. 2 buses 4 routes of ridership simultaneously at interval and the interval at the time of departure of maximum No. 1 bus 3 routes of ridership.To finish the scheduling to bus, taking bus to citizen brings convenience.

Because it is complete that the real time scheduling method for bus that the present invention is based on less radio-frequency discloses, any person that is familiar with the computer language reads instructions of the present invention and promptly knows how to write software program, so relevant software program detail section is not given unnecessary details at this.

Claims

1, a kind of real time scheduling method for bus based on less radio-frequency, its key step comprises:

1. in the city, on all public transit vehicle a RFID card reader (1) that is equipped with the GPRS module is installed all; Described RFID card reader (1) be used for calculating Stored Value on the bus IC card count deduction bus admission fee remaining Stored Value count, the Stored Value of remainder the is counted bus admission fee that writes bus IC card, the Stored Value of remainder is counted and deducted be presented at the screen of RFID card reader (1), in addition, RFID card reader (1) also writes down the number of times of swiping the card; GPRS module in the RFID card reader (1) is used for the number of times of swiping the card of record is gone out by wireless network transmissions.

2. in bus scheduling center (2) station server (2.1) is arranged, the GPRS module of the Communication Gateway in the described server (2.1) receives the data that the GPRS module of RFID card reader (1) transmits by wireless network, server (2.1) carries out statistical study to the data that receive again, a statistics time interval is set on server (2.1), counts the swipe the card total degree of every bus route in the interval time section.

3. the staff of dispatching center (2) can be according to the statistics on dispatching center (2) server (2.1), to analyze which bar bus route ridership in which more in the time interval, which bar bus route ridership in which less in the time interval, judge the support that needs other buses on any bar route, bus on which bar route can be scheduled, and the bus scheduling on the route that ridership is minimum is to the maximum route of ridership;

4. the staff of bus scheduling center (2) conveys to dispatch command on the minimum route of ridership and the driver of rest on the bus of dispatching center (2), and the driver receives instruction scheduling to the maximum bus route of ridership; Simultaneously, the time of departure that the staff of dispatching center (2) adjusts the minimum bus route of ridership at interval and the interval at the time of departure of the maximum bus route of ridership, prolong the interval at the time of departure of the minimum bus route of ridership, shorten the interval at the time of departure of the maximum bus route of ridership.