CN1623826A - Control system for data monitoring device on bus and its method - Google Patents
Control system for data monitoring device on bus and its method Download PDFInfo
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Abstract
A control system and method for the locating and communication equipment carried by bus is disclosed, which can used the GPS and GPRS to implement the visualized monitor to buses and provide the real-time running information to central schedule system, such as running state, running route and current position. The real-time communication and interaction between bus and schedule system, automatic processing, analyzing and comparison to acquired data, and the automatic video and audio bus stop report can be performed.
Description
Technical field
The present invention relates to employed vehicle-mounted machine control system of a kind of public transit vehicle and control method thereof.
Background technology
All there is identical transport administration problem in domestic each big and medium-sized cities at present, and promptly urban population and motor vehicle number increase sharply, and have brought the increasing pressure to urban traffic management, also badly influence Economic Sustainable Development.In the measure of existing solution arteries of communication problem, all public transport management is put into the status of first developing, in fact first developing public transport also is the comparatively effective measures that solve the city traffic anxiety in the recent period.
Existing management system of public traffic is still continued to use management mode and equipment in the past, adopts the handwork formula management of " fixed point is dispatched a car, two stuck point " basically, there is no systematized software control.For road actual state, road whether block up, convoy spacing time and density and each website passengers quantity etc. all have no way of grasping and taking counter-measure, are a kind of management of disordering basically.Pace of change, the vehicle that its shortcoming and drawback excrescence can not adapt to existing city traffic present situation now goes out car arrangement and website passengers quantity, road conditions are inharmonious, aggravated crowding and overbalance of public transport transportation on the contrary to a certain extent.
As the actual public transit vehicle of bearing transport capacity, should possess information with the public traffic management dispatching system ability with unified allocation of resources is provided, realize under the scheduling of public administration dispatching management information system the end message issue and and control center, station board between harmonious, become the terminal platform of using communication and network management.
Summary of the invention
Bus carrier aircraft control system of the present invention and method thereof can address the above problem and be not enough, constituted the terminal data source of public traffic management dispatching system, utilize GPS location and GPRS communication protocol to realize a kind of visual control pattern of bus operation vehicle, the locating information that comprises running condition, running route and turnover website is provided, provide real-time running data to the public traffic management dispatching system, and become the final executive of dispatch command.
Bus carrier aircraft control system of the present invention is that the information of public traffic management dispatching system provides and processing terminal.Utilize the GPS locating module to realize that the location voluntarily of public transit vehicle and locating data handle, utilize the GPRS communication protocol module to realize that information such as locating data uploads and carry out the programmed instruction and the really good information issue of public traffic management dispatching system.
The hardware of bus carrier aircraft of the present invention mainly is provided with CPU master chip, GPRS/CDMA communication module, GPS locating module and external interface etc.
Use the bus carrier aircraft control system of above-mentioned vehicle-mounted machine hardware device, constitute its whole control module mainly include remote update maintenance module, system initialization module, obtain the analyzing and positioning information module, send locating information module, the module of calling out the stops, by key processing module, GPRS communication module with receive control center's information module.
Bus carrier aircraft control system at first starts the remote maintenance update module after system powers on as described in the present invention.In the storage chip (Compact Flash card) of bus carrier aircraft, be provided with two directory area, one is vehicle (BUS) memory space of depositing current application program of moving of corresponding public transit vehicle and data file specially, and another is to deposit reserve (BACKUP) memory space of transmitting from control center's communication server that application program and data file to be updated are arranged specially.
After the remote maintenance update module starts, detect in advance whether have in the backup ared new, application program to be updated and data file are arranged, if having then that these are complete application program and data file all to move and cover corresponding documents in vehicle (BUS) memory space.
Start-up system initialization module then, call and start obtain the GPS locating module, by key processing module, GPRS communication module with receive control center's information module.
Above-mentioned module is carried out in the startup back circulation that is called, till the system cut-off shutdown.
The control flow of bus carrier aircraft control system of the present invention is:
The first step, the definition global variable.
All variablees that bus carrier aircraft control system used by the public traffic management dispatching system define and dispose, and mainly include longitude and the latitude determination fixation of vehicle-mounted machine with keyboard, LED display, LCD display, data bank, timer time check and correction, the distribution of current website and each website.
Second step, the initialization global variable.
Initialization when (1), entire system is provided with
Use global variable and the configuration file of public traffic management dispatching system with previous step definition configuration, all import and be solidificated in the bus carrier aircraft memory device, include vehicle (BUS) memory space of depositing current application program of moving of corresponding public transit vehicle and data file specially.
Initialization when (2), system powers on use at every turn
Comprise the setting of automatic broadcasting state, information extraction number of times, keyboard setting are set, record is stirred the number of times setting, is shown the tabulation of length of record, actual displayed line number and data existence table etc.
The 3rd step, the system initialization self check
(1), power on initially, in system by the remote maintenance update module check whether exist in the backup ared (BACKUP) new, without application program and the data file used;
If have, then changeed for (2) step and carry out;
If do not have, then changeed for (3) step and carry out.
(2), check whether these programs and file be complete.
If imperfect, then directly change the execution of (3) step over to;
If complete, then with application program in the backup ared and data file, application program and data file in the replacing whole vehicle storage district (BUS).
(3), start-up system initialization module.
To the LCD display initialization, comprise the prompting of opening the communication serial ports, communication speed is set, showing automatic broadcasting, show the current sequence number that will report website and title etc.;
To the LED display initialization, comprise and open the communication serial ports, communication speed and cls etc. are set;
Initialization GPRS communication interface comprises and opens the communication serial ports, prepares to accept data and initialization sends data etc.;
Initialization Keyboard Control state.
In the 4th step, call to start and circulate and carry out data processing module.
(1), call and start obtain the GPS locating module, by key processing module, GPRS communication module with receive control center's information module, and the initialization module that logs off.
(2), the GPRS communication module is carried out and is judged whether to connect with control center.
If then directly changeed for (3) step and carry out;
If do not have, then set up the GPRS communication and connect.
(3), receive the utilization of control center's information module and be connected with the GPRS communication of control center, institute with the data file transfer that the receives resume module of calling out the stops, is comprised that the information of calling out the stops that sends, the demonstration of LED screen, LCD shield demonstration and voice output and call out the stops etc.
Simultaneously, obtain the execution of GPS locating module and obtain the Current GPS locating data, and data are sent to control center.
(4), the module of calling out the stops judges whether to be the automatic broadcasting state.
If not, then directly changeing for (7) step carries out;
If then judge the automatic broadcasting classification.
Belong to the wait report and enter the station, then changeed for (5) step and carry out;
Belong to and wait for that report is leaving from station, then changeed for (6) step and carry out.
(5), judgement and execution are reported and are entered the station.
Whether the average variance of judging current locating point is less than the distance that enters the station that sets.
If then continue to judge whether to be destination stop.Corresponding destination stop and intermediate stations are reported the information that enters the station respectively, also are included on LED and the LCD display and show relevant information, and simultaneously the modification state for wait for report leaving from station.
If not, then continue to carry out above-mentioned locating point average variance and the comparison of setting the distance that enters the station.
(6), judgement and execution are reported leaving from station.
Whether the absolute value of judging current locating point is greater than the distance leaving from station that sets.
If then report information leaving from station, on LED and LCD display, show relevant information, the modification state enters the station for waiting for reporting simultaneously, and station code is moved to next website.
If not, then continue to carry out above-mentioned locating point absolute value and the comparison of setting distance leaving from station.
(7), carry out the operation of manually calling out the stops.
Call startup by key processing module, start the information extraction module respectively, play music module, warning roadlock fault sending module and soft-off module according to the operating order of public transport chaufeur to keyboard.
Aforesaid bus carrier aircraft control system of the present invention need be utilized the GPS locating module when carrying out the automatic broadcasting operation, realizes that public transit vehicle enters the station, the judgement voluntarily and the locating data upload process of state leaving from station.
After GPS locating information module is obtained in the system call startup, GPS locating data and site location are carried out following relatively flow process:
(1), set bus and enter the station and call out the stops apart from s1, bus is leaving from station calls out the stops apart from s2;
(2), record and set each website on the public bus network latitude and longitude coordinates (x0, y0);
(3), (x, y), (x0 y0) calculates the real-time distance of bus and current website with above-mentioned current website coordinate to obtain Current GPS locating data latitude and longitude coordinates
(4), when s≤s1, public transit vehicle is in the state of entering the station, and then reports the prompting of entering the station by system;
When s 〉=s2, public transit vehicle is in state leaving from station, reports information leaving from station by system, and simultaneity factor can switch to next website;
(5), the position with next website repeats above-mentioned flow process relatively.
Bus carrier aircraft control system of the present invention, another important effect is the information processing terminal as the public traffic management dispatching system, utilizes the GPRS communication module to send programmed instruction execution and renewal to passenger's issue and according to control center by the various real time data files that control center passes down.
For guaranteeing that data message is delivered to each public transit vehicle terminal in time, exactly, pass-through mode and file content carry out data communication between bus carrier aircraft control system of the present invention and the control center.Particularly:
Set up after the GPRS communication is connected by control center and bus carrier aircraft control system, the document format data that control center sent is: the initiation of communication symbol+Data Source+information content+sign off symbol,
Wherein different parameters can be categorized into feedback after dispatcher's control instruction that control center sends or vehicle-mounted machine receive instruction in " Data Source ".
The document format data that bus carrier aircraft control system sends to the monitoring coupled condition feedback information of control center is: the initiation of communication symbol+Data Source+information content+sign off symbol.
The file layout that bus carrier aircraft control system sends to the data message of control center is: information header+information content,
Wherein the information header form is a general format, that is: fixing beginning+portable terminal sequence number+information category is fixed beginning="～F04 ";
Portable terminal sequence number=vehicle-mounted machine sim card number;
" information category " is divided into following several class code: " 01 ", expression be the GPS locating data; " 02 ", expression be the vehicle condition data; " 03 ", expression be that vehicle arrives, data leaving from station; " 04 ", expression be alert data; " 07 ", expression are the IP data that vehicle-mounted machine sends;
According to the information category in the above-mentioned information header, has the following information content respectively.
2., the GPS locating data file of bus carrier aircraft control system transmission.
Information content form in its data file: longitude+latitude+time+highly+speed
3., the vehicle condition data file of bus carrier aircraft control system transmission.
Information content form in its data file: corresponding message sequence number, every kind of sequence number is represented a kind of vehicle condition, and every kind of sequence number is provided with when the initialization by control center and finishes.
4., bus carrier aircraft control system sends advances, the information content form in its data file of data file leaving from station:
To sign leaving from station (I/O)+time (comprising date and time)+website sequence number " I ", expression be the information of entering the station; " O ", expression be information leaving from station.
5., the extraordinary circumstances data file of bus carrier aircraft control system transmission.
Extraordinary circumstances comprise: contents such as warning, roadlock, fault, on the vehicle-mounted machine keyboard, directly operate realization by the driver by button.
Information content form in its data file is: corresponding situation code name, and above-mentioned a kind of extraordinary circumstances represented in every kind of code name, and every kind of code name is provided with when the initialization by control center and finishes.
6., the data file of the vehicle-mounted machine IP address of bus carrier aircraft control system transmission.
Document format data is: the initiation of communication symbol+Data Source+information content+sign off symbol
Above-mentioned promptly is the main contents of bus carrier aircraft control system of the present invention and method thereof.
Bus carrier aircraft control system of the present invention and method thereof have the following advantages and beneficial effect:
1, the bus carrier aircraft is on the basis that obtains correct satellite location data, to the data that obtained, carry out Treatment Analysis and comparison, the position that can compare the bus stop accurately, accomplish that automatic speech and literal call out the stops, no longer need driver's manual intervention,, also reduced the possibility that meets accident that the driver operation reporting station system is brought not only better for the passenger provides service;
2, vehicle-mounted machine realizes and the real-time communication of control center's scheduling, and real-time, interactive for whole public traffic management dispatching system provides the failure-free hardware guarantee, thereby can allow the real-time track that monitors vehicle ' of scheduling;
3, bus carrier aircraft control system has realized public traffic management and passenger's real-time, interactive communication, has improved the efficiency of management that information sharing brought.
Description of drawings
Fig. 1 is the module frame chart of public traffic management dispatching system;
Fig. 2 is a bus carrier aircraft module frame chart;
Fig. 3 is the structured flowchart of bus carrier aircraft control system;
Fig. 4 is a bus carrier aircraft control method diagram of circuit;
Fig. 5 is a bus carrier aircraft control system automatic broadcasting diagram of circuit;
Fig. 6 is that bus carrier aircraft control system passes in and out a control chart of standing firm;
Fig. 7 is each intermodule work block diagram of bus carrier aircraft control system;
The specific embodiment
As shown in Figure 1 and Figure 2, the bus carrier aircraft control system of the present invention locating data that is the public traffic management dispatching system provides the processing terminal with the message file issue.
Utilize the GPS locating module to realize that the location voluntarily of public transit vehicle and locating data handle, utilize the GPRS communication protocol module to realize that information such as locating data uploads and carry out the programmed instruction and the information issue of public traffic management dispatching system.
The hardware module of bus carrier aircraft mainly includes CPU master chip, GPRS/CDMA communication module, GPS locating module and external interface etc.
As Fig. 3, shown in Figure 7, bus carrier aircraft control system of the present invention mainly includes remote update maintenance module, system initialization module, obtains the analyzing and positioning information module, sends locating information module, the module of calling out the stops, by key processing module, GPRS communication module with receive control center's information module.
Bus carrier aircraft control system at first starts the remote maintenance update module after system powers on as described in the present invention.In the storage chip (Compact Flash card) of bus carrier aircraft, be provided with two directory area, one is vehicle (BUS) memory space of depositing current application program of moving of corresponding public transit vehicle and data file specially, and another is to deposit reserve (BACKUP) memory space of transmitting from control center's communication server that application program and data file to be updated are arranged specially.
After the remote maintenance update module starts, detect in advance whether have in the backup ared new, application program to be updated and data file are arranged, if having then that these are complete application program and data file all to move and cover corresponding documents in vehicle (BUS) memory space.
Start-up system initialization module then, call and start obtain the GPS locating module, by key processing module, GPRS communication module with receive control center's information module.
Above-mentioned module is carried out in the startup back circulation that is called, till the system cut-off shutdown.
As Fig. 3, Fig. 4, Fig. 5, shown in Figure 7, the control flow of bus carrier aircraft control system of the present invention is:
The first step, the definition global variable.
To bus carrier aircraft control system variable-definition of the present invention and configuration, comprise longitude and the latitude determination fixation of vehicle-mounted machine by the public traffic management dispatching system with keyboard, LED display, LCD display, data bank, timer time check and correction, the distribution of current website and each website.
Second step, the initialization global variable.
Initialization when (1), system being set
Use global variable and the configuration file of public traffic management dispatching system with previous step definition configuration, all import and be solidificated in the bus carrier aircraft memory device, include vehicle (BUS) memory space of depositing current application program of moving of corresponding public transit vehicle and data file specially.
Initialization when (2), system powers on use at every turn
Comprise the setting of automatic broadcasting state, information extraction number of times, keyboard setting are set, record is stirred the number of times setting, is shown the tabulation of length of record, actual displayed line number and data existence table etc.
The 3rd step, the system initialization self check
(1), power on initially, in system by the remote maintenance update module check whether exist in the backup ared (BACKUP) new, without application program and the data file used;
If have, then changeed for (2) step and carry out;
If do not have, then changeed for (3) step and carry out.
(2), check whether these programs and file be complete.
If imperfect, then directly change the execution of (3) step over to;
If complete, then with application program in the backup ared and data file, application program and data file in the replacing whole vehicle storage district (BUS).
(3), start-up system initialization module.
To the LCD display initialization, comprise the prompting of opening the communication serial ports, communication speed is set, showing automatic broadcasting, show the current sequence number that will report website and title etc.;
To the LED display initialization, comprise and open the communication serial ports, communication speed and cls etc. are set;
Initialization GPRS communication interface comprises and opens the communication serial ports, prepares to accept data and initialization sends data etc.;
Initialization Keyboard Control state.
In the 4th step, call to start and circulate and carry out data processing module.
(1), call and start obtain the GPS locating module, by key processing module, GPRS communication module with receive control center's information module, and the initialization module that logs off.
(2), the GPRS communication module is carried out and is judged whether to connect with control center.
If then directly changeed for (3) step and carry out;
If do not have, then set up the GPRS communication and connect.
(3), receive the utilization of control center's information module and be connected with the GPRS communication of control center, institute with the data file transfer that the receives resume module of calling out the stops, is comprised that the information of calling out the stops that sends, the demonstration of LED screen, LCD shield demonstration and voice output and call out the stops etc.
Simultaneously, obtain the execution of GPS locating module and obtain the Current GPS locating data, and data are sent to control center.
(4), the module of calling out the stops judges whether to be the automatic broadcasting state.
If not, then directly changeing for (7) step carries out;
If then judge the automatic broadcasting classification.
Belong to the wait report and enter the station, then changeed for (5) step and carry out;
Belong to and wait for that report is leaving from station, then changeed for (6) step and carry out.
(5), judgement and execution are reported and are entered the station.
Whether the average variance of judging current locating point is less than the distance that enters the station that sets.
If then continue to judge whether to be destination stop.Corresponding destination stop and intermediate stations are reported the information that enters the station respectively, also are included on LED and the LCD display and show relevant information, and simultaneously the modification state for wait for report leaving from station.
If not, then continue to carry out above-mentioned locating point average variance and the comparison of setting the distance that enters the station.
(6), judgement and execution are reported leaving from station.
Whether the absolute value of judging current locating point is greater than the distance leaving from station that sets.
If then report information leaving from station, on LED and LCD display, show relevant information, the modification state enters the station for waiting for reporting simultaneously, and station code is moved to next website.
If not, then continue to carry out above-mentioned locating point absolute value and the comparison of setting distance leaving from station.
(7), carry out the operation of manually calling out the stops.
Call startup by key processing module, start the information extraction module respectively, play music module, warning roadlock fault sending module and soft-off module according to the operating order of public transport chaufeur to keyboard.
As shown in Figure 6, aforesaid bus carrier aircraft control system of the present invention need be utilized the GPS locating module when carrying out the automatic broadcasting operation, realizes that public transit vehicle enters the station, the judgement voluntarily and the locating data upload process of state leaving from station.
After GPS locating information module is obtained in the system call startup, GPS locating data and site location are carried out following relatively flow process:
" p " among Fig. 6 represents a certain bus station, and s1 represents to follow before bus enters the station the distance of website, and s2 represents that bus is in the distance of leaving station heel website.
The current GPS positioning data that described bus vehicle-mounted machine control system obtains, take latitude and longitude coordinates (x, y) record, and current website longitude and latitude when system initialization, be set to (x0, y0), the distance of bus and current website then
Set above-mentioned s1, s2 is respectively and enters the station and the setting value of calling out the stops leaving from station.
Then when s≤s1, public transit vehicle is in the state of entering the station, and then reports the prompting of entering the station by system as mentioned above;
When s 〉=s2, public transit vehicle is in state leaving from station, and system reports information leaving from station, and simultaneity factor can switch to next website, repeats the comparison of above-mentioned flow process with the position of next website.
And, above-mentionedly enter the station, during leaving from station reports, start the LED display module carrying out by system call, the LCD display module, the voice output module, transmission is called out the stops information to control center's module, withdraws from automatically after each module is finished.
Illustrated with reference to figure 1-Fig. 7, bus carrier aircraft control system of the present invention, set up after the GPRS communication is connected by control center and bus carrier aircraft control system, the document format data that control center sent is: the initiation of communication symbol+Data Source+information content+sign off symbol, wherein
Initiation of communication symbol=0x7e (following identical);
Sign off symbol=0x7f (following identical);
Data Source=" 00 " represents that then this file is the dispatcher's control instruction of being sent by control center;
Data Source=" F04 " represents that then this file is to receive feedback after the instruction by the vehicle-mounted machine system.
For example, a file layout that belongs to the dispatcher's control instruction of being sent by control center should be:
0x7e，0，0，0，1，0，1，0，0，0，1，0，0，0，0x7f
Wherein, the content between ", " in the above-mentioned chain data file takies the byte of a character.
", " in the above-mentioned chain data file plays effect at interval, is not the content in the real data chained file.
Following chain data file layout is similar, no longer repetition of explanation.
Illustrated with reference to figure 1-Fig. 7, the document format data that bus carrier aircraft control system sends to the monitoring coupled condition feedback information of control center is:
Initiation of communication symbol+Data Source+the information content+sign off symbol, wherein
Initiation of communication symbol=0x7e; Sign off symbol=0x7f;
Data Source=" F06 "
For example: 0x7e, F06,0,1,0,1,0,0,0,1,0,0,0,0x7f
Illustrated with reference to figure 1-Fig. 7, the file layout that bus carrier aircraft control system sends to the data message of control center is: information header+information content, wherein
1., information header form:
The data that send to control center from the vehicle-mounted machine control system comprise the following message head, that is:
Fixing beginning+portable terminal sequence number+information category,
Fixing beginning=0x7e+F04;
Portable terminal sequence number=vehicle-mounted machine sim card number, for example: 13905321688
Information category adopts class code to represent the classification of the information that sends respectively, as
" 01 ", expression be the GPS locating data;
" 02 ", expression be the vehicle condition data;
" 03 ", expression be that vehicle arrives, data leaving from station;
" 04 ", expression be alert data;
" 07 ", expression are the IP data that vehicle-mounted machine sends;
According to the information category in the above-mentioned information header, has the following information content respectively.
2., the GPS locating data file of bus carrier aircraft control system transmission.
Information content form in its data file: longitude+latitude+time+highly+speed
For example as: 0x7e+F04+13905321688+01+ longitude [0x06]+latitude [0x06]+time [0x06]+highly [0x06]+speed [0x06]+0x7f
Effect is at interval only played by "+" in the above-mentioned form, and following formatted file is similar.
3., the vehicle condition data file of bus carrier aircraft control system transmission.
Information content form in its data file: corresponding message sequence number, every kind of sequence number is represented a kind of vehicle condition, and every kind of sequence number is provided with when the initialization by control center and finishes.
For example as: 0x7e+F04+13905321688+02+0001+0x7f
4., bus carrier aircraft control system sends advances, data file leaving from station
Information content form in its data file:
To sign leaving from station (I/O)+time (comprising date and time)+website sequence number
" I ", expression be the information of entering the station; " O ", expression be information leaving from station.
For example as 12: 12: 12 on the 30th May in 2002, the data format of the information that enters the station of being sent by No. 02 website is:
0x7e+F04+13905321688+03+I[0x06]+20020530121212[0x06]+02+0x7f
5., the extraordinary circumstances data file of bus carrier aircraft control system transmission.
Extraordinary circumstances comprise: contents such as warning, roadlock, fault, on the vehicle-mounted machine keyboard, directly operate realization by the driver by button.
Information content form in its data file is: corresponding situation code name, and above-mentioned a kind of extraordinary circumstances represented in every kind of code name, and every kind of code name is provided with when the initialization by control center and finishes.
Plundered, be held as a hostage or when dangerous situation such as collision took place, the driver was used keyboard to the data file of control center's transmission to be for example as when the passenger is taken place on the car:
0x7e+F04+13905321688+04+999+0x7f
6., the data file of the vehicle-mounted machine IP address of bus carrier aircraft control system transmission.
Document format data is: the initiation of communication symbol+Data Source+information content+sign off symbol, wherein
Initiation of communication symbol=" 0x7e "; Sign off symbol=" 0x7f ";
Data Source=" F04 "
The information content=vehicle-mounted machine sim card number+vehicle-mounted machine IP address
For example as: 0x7e+F04+13905321688+07+10.14.79.1+0x7F
Claims (16)
1, a kind of bus carrier aircraft control system is characterized in that: mainly include remote update maintenance module, system initialization module, obtain the analyzing and positioning information module, send locating information module, the module of calling out the stops, by key processing module, GPRS communication module with receive control center's information module.
2, bus carrier aircraft control system according to claim 1 is characterized in that: the described document format data that is sent by control center is: the initiation of communication symbol+Data Source+information content+sign off symbol.
3, bus carrier aircraft control system according to claim 2 is characterized in that: the document format data that described bus carrier aircraft control system sends to the monitoring coupled condition feedback information of control center is: the initiation of communication symbol+Data Source+information content+sign off symbol.
4, bus carrier aircraft control system according to claim 3, it is characterized in that: the file layout that described bus carrier aircraft control system sends to the data message of control center is: information header+information content, wherein the information header form is: fixing beginning+portable terminal sequence number+information category, the portable terminal sequence number adopts the sim card number of vehicle-mounted machine.
5, a kind of control method of bus carrier aircraft is characterized in that: described bus carrier aircraft control system utilizes the GPS locating module to realize the location voluntarily of public transit vehicle and pass in and out the station calling out the stops; Utilize the GPRS communication protocol module realizes that information such as locating data is uploaded and reception and mission control center pass down data file and programmed instruction.
6, the control method of bus carrier aircraft according to claim 5 is characterized in that: the workflow of described bus carrier aircraft control system is,
The first step, the definition global variable;
All variablees that bus carrier aircraft control system used by the public traffic management dispatching system define and dispose;
Second step, the initialization global variable;
(1), the initialization when entire system is provided with,
Use global variable and the configuration file of public traffic management dispatching system, all import and be solidificated in the bus carrier aircraft memory device previous step definition configuration;
Initialization when (2), system powers on use at every turn;
The 3rd step, the system initialization self check;
(1), power on initially, in system by the remote maintenance update module check whether exist in the backup ared new, without application program and the data file used;
If have, then changeed for (2) step and carry out;
If do not have, then changeed for (3) step and carry out;
(2), check whether these programs and file be complete;
If imperfect, then directly change the execution of (3) step over to;
If complete, then with application program in the backup ared and data file, application program and data file in the replacing whole vehicle storage district (BUS);
(3), start-up system initialization module;
In the 4th step, call to start and circulate and carry out data processing module;
(1), call and start obtain the GPS locating module, by key processing module, GPRS communication module with receive control center's information module, and the initialization module that logs off;
(2), the GPRS communication module is carried out and is judged whether to connect with control center;
If then directly changeed for (3) step and carry out;
If do not have, then set up the GPRS communication and connect;
(3), receive the utilization of control center's information module and be connected with the GPRS communication of control center, with the data file transfer of the reception resume module of calling out the stops, obtain the execution of GPS locating module and obtain the Current GPS locating data, and data are sent to control center;
(4), the module of calling out the stops judges whether to be the automatic broadcasting state;
If not, then directly changeing for (7) step carries out;
If then judge the automatic broadcasting classification;
Belong to the wait report and enter the station, then changeed for (5) step and carry out;
Belong to and wait for that report is leaving from station, then changeed for (6) step and carry out;
(5), judgement and execution are reported and are entered the station;
(6), judgement and execution are reported leaving from station.
(7), carry out the operation of manually calling out the stops.
7, the control method of bus carrier aircraft according to claim 6, it is characterized in that: the automatic reporting station method in the described bus carrier aircraft control method is, described bus carrier aircraft control system is carried out following relatively flow process with site location after obtaining GPS location real time data
(1), set bus and enter the station and call out the stops apart from s1, bus is leaving from station calls out the stops apart from s2;
(2), record and set each website on the public bus network latitude and longitude coordinates (x0, y0);
(3), (x, y), (x0 y0) calculates the real-time distance of bus and current website with above-mentioned current website coordinate to obtain Current GPS locating data latitude and longitude coordinates
(4), when s≤s1, public transit vehicle is in the state of entering the station, and then reports the prompting of entering the station by system; When s 〉=s2, public transit vehicle is in state leaving from station, reports information leaving from station by system, and simultaneity factor can switch to next website;
(5), the position with next website repeats above-mentioned flow process relatively.
8, the control method of bus carrier aircraft according to claim 7 is characterized in that: the data file that control center sends to the bus carrier aircraft is to write customisedly by following form, and promptly initiation of communication symbol+Data Source+information content+sign off accords with.
9, the control method of bus carrier aircraft according to claim 8, it is characterized in that: the bus carrier aircraft sends to control center, be used to monitor coupled condition feedback data file be write by following lattice customised, i.e. initiation of communication symbol+Data Source+information content+sign off symbol.
10, the control method of bus carrier aircraft according to claim 9, it is characterized in that: the data message file that the bus carrier aircraft sends to control center is to write customised by following form, it is information header+information content, wherein the information header form is fixing beginning+portable terminal sequence number+information category, and the portable terminal sequence number is the sim card number of vehicle-mounted machine.
11, the control method of bus carrier aircraft according to claim 10, it is characterized in that: in the described data message file layout " information category ", be divided into GPS locating data, vehicle condition data, vehicle and advance the IP data category that data leaving from station, alert data or vehicle-mounted machine send.
12, the control method of bus carrier aircraft according to claim 11 is characterized in that: the information content that vehicle-mounted machine sends GPS locating data file be write by following form customised, promptly longitude+latitude+time+highly+speed.
13, the control method of bus carrier aircraft according to claim 11, it is characterized in that: vehicle-mounted machine sends the information content of vehicle condition data file, be to represent vehicle condition respectively with corresponding message sequence number, every kind of sequence number is provided with when the initialization by control center and finishes.
14, the control method of bus carrier aircraft according to claim 11, it is characterized in that: the information content of advancing data file leaving from station that vehicle-mounted machine sends is to write customised by following form, promptly to sign leaving from station (I/O)+time (comprising date and time)+website sequence number, wherein " I " represents the information that enters the station, and " O " represents information leaving from station.
15, the control method of bus carrier aircraft according to claim 11, it is characterized in that: the information content of the extraordinary circumstances data file that vehicle-mounted machine sends, be the character of explaining extraordinary circumstances with corresponding code name respectively, every kind of code name is provided with when the initialization by control center and finishes.
16, the control method of bus carrier aircraft according to claim 11, it is characterized in that: the information content of the vehicle-mounted machine IP address date file that vehicle-mounted machine sends is to write customisedly by following form, and promptly initiation of communication symbol+Data Source+information content+sign off accords with.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310105784 CN1275808C (en) | 2003-12-01 | 2003-12-01 | Control system for data monitoring device on bus and its method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200310105784 CN1275808C (en) | 2003-12-01 | 2003-12-01 | Control system for data monitoring device on bus and its method |
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| CN1623826A true CN1623826A (en) | 2005-06-08 |
| CN1275808C CN1275808C (en) | 2006-09-20 |
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| CN103839437B (en) * | 2014-03-05 | 2016-01-27 | 湖南师范大学 | A kind of public transport Full-automatic station-reporting method |
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