CN102881057A - iOBD-based vehicle management system and vehicle management method thereof - Google Patents
iOBD-based vehicle management system and vehicle management method thereof Download PDFInfo
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- CN102881057A CN102881057A CN2012104027080A CN201210402708A CN102881057A CN 102881057 A CN102881057 A CN 102881057A CN 2012104027080 A CN2012104027080 A CN 2012104027080A CN 201210402708 A CN201210402708 A CN 201210402708A CN 102881057 A CN102881057 A CN 102881057A
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Abstract
The invention relates to an iOBD-based vehicle management system, which comprises a vehicle-mounted iOBD terminal and a vehicle back-end management subsystem 200, wherein the vehicle-mounted iOBD terminal is connected with the vehicle back-end management subsystem through a communication network; the vehicle-mounted iOBD terminal is used for acquiring vehicle information data of a remote vehicle, and transmitting the acquired vehicle information data to the vehicle back-end management subsystem through a GPRS (General Packet Radio Service) network; and the vehicle back-end management subsystem is used for receiving data, filtering, resolving and managing the data, and performing a plurality of applications such as failure management, list dispatching management and the like on each module of the system. Due to the application of the iOBD-based vehicle management system, the problems that vehicle management personnel cannot grasp vehicle conditions in real time, drivers do not drive along specified routes, enterprises cannot schedule vehicles rapidly at a high speed and the like can be solved, and accurate and effective monitoring on vehicles by the enterprises and flexible management on monitored vehicles are realized.
Description
Technical field
The present invention relates to a kind of vehicle management system and vehicles management method thereof, particularly a kind of vehicle management system and vehicles management method thereof based on iOBD.
Background technology
Along with rapid development of economy, vehicle has become a kind of very important vehicles, and a lot of enterprises are corresponding some vehicles of having purchased also.But in the actual moving process of vehicle, occur sometimes that vehicle is stolen, vehicle condition is not grasped, the irregular route running of driver, enterprise can't be at a high speed soon effect carry out the problem such as vehicle scheduling, therefore a lot of enterprises have produced the demand of vehicle being carried out Real Time Monitoring and management.
IOBD(iOn-Board Diagnostics, i is for OBD) system is for the system that automobile operating state is monitored, whether tail gas exceeds standard not only can to monitor at any time automobile from the operation conditions of engine, and sends caution when exceeding standard; And can realize warning and the detection of vehicle failure.When system broke down, OBD system failure lamp or inspection engine emergency warning lamp were bright, and powertrain control module (PCM) deposits failure message in storer simultaneously, diagnostic trouble code can be read from PCM by certain program.According to the prompting of diagnostic trouble code, the maintenance personal can determine character and the position of fault quickly and accurately.This system only can realize the diagnosis to vehicle failure, how not to relate to the vehicle management system of required enterprise, can't realize that enterprise is to the Real Time Monitoring of vehicle.
Summary of the invention
The present invention is intended to solve at least above-mentioned technological deficiency and has proposed a kind of vehicle management system based on iOBD and management method thereof, by the information of vehicles data that vehicle-mounted iOBD terminal sends vehicle is effectively monitored and is used.
For this reason, first purpose of the present invention is to propose a kind of vehicle management system based on iOBD, it is characterized in that, described vehicle management system comprises vehicle-mounted iOBD terminal (100) and rear vehicle end ADMINISTRATION SUBSYSTEM (200), and vehicle-mounted iOBD terminal links to each other by communication network with the rear end ADMINISTRATION SUBSYSTEM;
Vehicle-mounted iOBD terminal (100) comprising: data acquisition module (101), mobile communication module (102), alarm module (103);
Data acquisition module (101) is used for the collection vehicle information data;
Mobile communication module (102) is used for sending the information of vehicles data that data acquisition module (101) gathers, and receives the management information that rear vehicle end ADMINISTRATION SUBSYSTEM (200) sends; Described management information comprises warning information, systematic parameter;
Alarm module (103), the warning information that sends based on the rear vehicle end ADMINISTRATION SUBSYSTEM gives the alarm;
Rear vehicle end ADMINISTRATION SUBSYSTEM (200) comprising: communication module (201), data filtering module (202), rear end human-computer interaction module (203), data management module (204), system control module (205);
Communication module (201) is used for receiving the information of vehicles data that vehicle-mounted iOBD terminal gathers, and the management information of rear end ADMINISTRATION SUBSYSTEM is sent to vehicle-mounted i OBD terminal;
Data filtering module (202) utilize threshold value that the misdata in the information of vehicles data of communication module (201) reception is filtered, and the information of vehicles data after will filtering sends to data statistics administration module (204);
Rear end human-computer interaction module (203), be used for to realize between rear vehicle end ADMINISTRATION SUBSYSTEM (200) and the rear end managerial personnel alternately;
Data statistics administration module (204), the information of vehicles data behind data filtering module (202) receiving filtration, go forward side by side line item and statistical study;
System control module (205) is implemented vehicle management based on the information of vehicles data after filtering and is used.
Preferably, vehicle-mounted iOBD terminal also comprises vehicle-mounted human-computer interaction module (104), is used for realizing the mutual of driver and vehicle-mounted iOBD terminal (100).
Preferably, described data acquisition module (101) comprises the vehicle locating unit (105) that obtains the vehicle position information data at least, and the vehicle scanning element (106) that obtains the status information data of vehicle part by scanning.
Preferably, rear vehicle end ADMINISTRATION SUBSYSTEM (200) also comprises: peripheral system data interface module (207) is used for providing the data-interface between vehicle management system and other system; Display module (206) is used for showing the information of vehicles that is managed vehicle.
Preferably, described rear end human-computer interaction module (203) also comprises the dispensing unit (208) that carries out the systematic parameter configuration, and described systematic parameter comprises vehicle-mounted iOBD terminal parameter, and the alarm threshold parameter.
Another purpose of the present invention is to provide a kind of and realizes the vehicles management method that service is used based on iOBD, it is characterized in that, the method may further comprise the steps:
(1) vehicle-mounted iOBD terminal gathers the information of vehicles data of remote vehicle;
(2) vehicle-mounted iOBD terminal by communication network with the information of vehicles data transmission that gathers to the rear vehicle end ADMINISTRATION SUBSYSTEM;
(3) the rear vehicle end ADMINISTRATION SUBSYSTEM utilizes threshold value that the misdata in the information of vehicles data that receive is filtered, and the information of vehicles data after filtering are stored and resolved, and realizes serving based on the information of vehicles data after filtering and uses.
Preferably, it is the rescue assistance application that described service is used, and described step 3 specifically comprises following substep:
3.1 when vehicle casts anchor, according to the vehicle position information data in the information of vehicles data after filtering vehicle is positioned in the rear vehicle end ADMINISTRATION SUBSYSTEM, and determines the vehicle trouble code according to the information of vehicles data;
3.3 the rear vehicle end ADMINISTRATION SUBSYSTEM is pushed to the rescue personnel with the vehicle trouble code.
Preferably, described service is applied as sends single tube to use, and step 3 specifically may further comprise the steps:
3.1 when having when not having idle vehicle to execute the task, the information of vehicles data of rear vehicle end ADMINISTRATION SUBSYSTEM after filter are extracted the residue that current time t0 respectively returns way vehicle e and are returned the way distance P
e T0, present speed V
e T0, and the historical speed V that returns way vehicle e
e T0-nT, wherein t0-nT is take schedule time T as the interval, the vehicle that extracts forward take current time t0 as timeorigin is at the time point that front returns in the time of way, n is integer and 0＜n≤(t0-t ')/T, t ' is for returning way initial time point, and e is for returning way car number, historical speed V
e T0-nTThat the vehicle of t0-nT before the moment returns way average velocity;
3.2 the rear vehicle end ADMINISTRATION SUBSYSTEM is chosen V
e T0With V
e T0-nTIn minimum speed calculate speed V as the way of returning of vehicle e
e
3.3 the rear vehicle end ADMINISTRATION SUBSYSTEM is returned the way distance P according to residue
e T0Calculate speed V with the way of returning of vehicle e
eObtain the expected time of return S of vehicle e
e, with the set vehicle of the expected time of return of minimum for sending single vehicle;
3.4 the rear vehicle end ADMINISTRATION SUBSYSTEM produces and sends single information, and should send single information to send to and send on single vehicle.
Preferably, described service is applied as fault management and uses, and the data of information of vehicles described in the step 1 are vehicle scanning mode information, and step 1 specifically comprises following substep:
1.1iOBD data collection station is judged travel condition of vehicle; 1.2 when travel condition of vehicle was transport condition, vehicle-mounted iOBD terminal scanned with Motronic control maps device, central electronic module and the wheel box electronic installation of fixed frequency to vehicle, obtained the status information data of vehicle scanning;
1.3 when travel condition of vehicle is suspended state, whether vehicle-mounted iOBD terminal judges vehicle places the ON state, if ON state, then judge whether to receive the full car diagnosis request that the driver initiatively initiates, if receive full car diagnosis request, vehicle-mounted iOBD terminal is initiated full car scanning, obtains the status information data of vehicle scanning;
Step 3 specifically comprises following substep:
3.1 the rear vehicle end ADMINISTRATION SUBSYSTEM confirms according to the status information data of the described vehicle scanning after filtering whether vehicle exists fault;
If 3.2 there is fault, then generate warning information, and send this warning information to vehicle-mounted iOBD terminal.
Preferably, the described travel condition of vehicle of step 1.1 is to judge according to engine speed information, if the iOBD data collection station detects engine speed information greater than zero, then judges it is transport condition, otherwise is suspended state.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or the additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural representation that the present invention is based on the vehicle management system of iOBD;
Fig. 2 is data acquisition and the application flow that the present invention is based on the vehicle management system of iOBD;
Fig. 3 is that the vehicle management system that the present invention is based on iOBD is implemented the schematic diagram that the zone is offset alarming and managing.
Fig. 4 is the process flow diagram that the present invention is based on the vehicle management system enforcement fault management of iOBD.
Embodiment
Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
With reference to following description and accompanying drawing, these and other aspects of embodiments of the invention will be known.These describe and accompanying drawing in, specifically disclose some specific implementations in the embodiments of the invention, represent to implement some modes of the principle of embodiments of the invention, still should be appreciated that the scope of embodiments of the invention is not limited.On the contrary, embodiments of the invention comprise spirit and interior all changes, modification and the equivalent of intension scope that falls into additional claims.
Below with reference to the vehicle management system based on iOBD of Figure of description description according to the embodiment of the invention.
As shown in Figure 1, the vehicle management system that the present invention is based on iOBD mainly comprises vehicle-mounted iOBD terminal 100 and the rear vehicle end ADMINISTRATION SUBSYSTEM 200 that is positioned at the vehicle management system backstage.
Vehicle-mounted iOBD terminal 100 mainly comprises: data acquisition module 101, mobile communication module 102, alarm module 103, vehicle-mounted human-computer interaction module 104.
Data acquisition module 101 is used for the collection vehicle information data, and the information of vehicles data comprise status information data of OBD protocol data, depot's protocol data, vehicle mileage information data, fuel consumption data, vehicle position information data, vehicle vibration data, voltage data, SIM card remaining sum etc. and each vehicle part etc.
This data acquisition module 101 further comprises the vehicle locating unit that obtains above-mentioned vehicle position information data, and vehicle locating unit 105 can be GPS module or big-dipper satellite locating module; Data acquisition module 101 also comprises one for the vehicle scanning element 106 of retouching the vehicle all parts, in order to obtain the status information data of above-mentioned vehicle part;
Mobile communication module 102, realize the data communication of vehicle-mounted iOBD terminal 100, be used for to send the data that data acquisition module 101 gathers, and receive systematic parameter that rear vehicle end ADMINISTRATION SUBSYSTEM 200 sends, warning information (as: vehicle trouble alarm, repair and maintenance are reminded, regional drift alarm), send the management information such as single information.
Alarm module 103 gives the alarm based on warning information, notes in order to remind the driver, and described alarm can be voice alarm, also can be the video signal alarm.
In order to realize flexibly the alarm and reminding to the driver, the time delay and the channel that reduce network communication and transmission block up, the warning that initiatively the implementation data treatment capacity is less of vehicle-mounted iOBD terminal 100 is processed and is used, such as: vibrations are reported to the police, brownout is reported to the police and SIM card Sorry, your ticket has not enough value alert applications etc.
For this reason, vehicle-mounted iOBD terminal 100 can comprise a data comparison module 107, be used for the information of vehicles data (such as vehicle vibration data, voltage data and SIM card remaining sum etc.) of data collecting module collected are compared with the threshold value of predicting, when above-mentioned information of vehicles data reach default threshold value, produce warning information, and this warning information is sent to alarm module.
Vehicle-mounted human-computer interaction module 104 is used for realizing the mutual of driver and vehicle-mounted iOBD terminal 100.
Rear vehicle end ADMINISTRATION SUBSYSTEM 200 mainly comprises: communication module 201, data filtering module 202, rear end human-computer interaction module 203, data management module 204, system control module 205, display module 206.
Communication module 201 realizes the data communication of rear vehicle end ADMINISTRATION SUBSYSTEM 200.Be mainly used in receiving the data that vehicle-mounted iOBD equipment gathers, and the management information such as the systematic parameter of rear vehicle end ADMINISTRATION SUBSYSTEM 200 configurations, warning information, the single information of group are sent to the vehicle-mounted iOBD equipment that receives.
Data filtering module 202 mainly be that the misdata in the information of vehicles data of vehicle-mounted iOBD equipment collection is filtered, and the information of vehicles data after will filtering sends to data statistics administration module 204.For example: because vehicle vibrations, the oil mass when the oil mass data that iOBD gathers in the Vehicle Driving Cycle process often can be than firm the driving is also large, and just need to fall this data filtering this moment.Filtration to misdata can be based on the predetermined threshold threshold value.
Rear end human-computer interaction module 203 be used for to be realized mutual between rear vehicle end ADMINISTRATION SUBSYSTEM 200 and the managerial personnel.Described rear end human-computer interaction module 203 also comprises the dispensing unit 208 that carries out the systematic parameter configuration, mainly be that parameter to iOBD is configured, as: the data acquiring frequency of iOBD, dispensing unit 208 also is used for the alarm threshold threshold data of vehicle management system or the threshold value data of data filtering are arranged in addition, as: when can being set less than 10L, the oil mass data that read as iOBD just report to the police.
Data statistics administration module 204, the line item of from the information of vehicles data behind data filtering module 202 receiving filtrations, going forward side by side, as: mileage, oil consumption, driving trace, voltage etc., and data are carried out unified management and statistical study, comprise the each other data analysis of relevant relation is arranged, as: according to oil mass data and the mileage that the iOBD terminal gathers, just can calculate vehicle fuel consumption data and the fuel consumption per hundred kilometers data of every day.
System control module 205 is control cores of rear vehicle end ADMINISTRATION SUBSYSTEM 200, is data and the rear vehicle end ADMINISTRATION SUBSYSTEM 200 of utilizing vehicle-mounted iOBD terminal to gather, in conjunction with the actual needs of each enterprise's vehicle management, provides corresponding service.
Display module 206, the information of vehicles that is used for the display monitoring vehicle, wherein information of vehicles comprises the information of vehicles data of the current time that filters through data filtering module 202, as: vehicle position information (showing by electronic chart) or the historical information of vehicles data of extracting from data statistics administration module 204, or statistic analysis result etc.
In addition, rear vehicle end ADMINISTRATION SUBSYSTEM 200 also comprises peripheral system data interface module 207, mainly provides the data-interface between vehicle management system and other system.
Vehicle management system based on iOBD, the data message that utilizes vehicle-mounted iOBD terminal to gather, in conjunction with existing mobile radio network transmission channel GPRS, the related datas such as vehicle operation data, floor data, locator data are sent to the rear vehicle end ADMINISTRATION SUBSYSTEM, analyze, represent, monitor, can to satisfy effectively enterprise to the needs of vehicle management.
The data acquisition of described vehicle management system integral body and application flow be as shown in Figure 2:
(1) vehicle-mounted iOBD terminal gathers the information of vehicles data of remote vehicle.The triggering mode of described collection vehicle information data can be that data acquisition module is with fixed frequency collection vehicle service data, such as the speed of a motor vehicle, rotating speed, oil consumption etc.; The active collection of information of vehicles data is carried out in the instruction that also can be based on on-the-spot vehicle drivers to vehicle, can initiatively initiate full car scanning, the status information data of each critical component of Overall Acquisition vehicle such as driver in the fault management.
(2) vehicle-mounted iOBD terminal by GPRS network with the information of vehicles data transmission that gathers to the rear vehicle end ADMINISTRATION SUBSYSTEM.
(3) the rear vehicle end ADMINISTRATION SUBSYSTEM utilizes threshold value that the misdata in the information of vehicles data that receive is filtered, and the information of vehicles data after filtering are stored and resolved, and realizes serving based on the information of vehicles data after filtering and uses.
The following service of described vehicle management system implementation is used:
Repair and maintenance are reminded: rear vehicle end ADMINISTRATION SUBSYSTEM 200 is obtained the vehicle mileage information data after the filtration, and the corresponding vehicle repair and maintenance mileage that depot sets when dispatching from the factory, as: be to have travelled 7500 kilometers once to maintain the Bora vehicle, and Audi's vehicle generally is to travel 5000 kilometers once to maintain, difference and repair and maintenance mileage in front maintenance vehicle mileage information and current vehicle mileage information in the vehicle mileage information data compared, judge whether vehicle needs to carry out repair and maintenance.If necessary, then initiatively on-the-spot vehicle drivers is initiated repair and maintenance and remind, and the log history repair and maintenance are reminded record automatically.
Concrete steps are: the system control module 205 in the rear vehicle end ADMINISTRATION SUBSYSTEM 200 obtains information of vehicles data after the filtration from data filtering module 202, therefrom extract current vehicle mileage information data, system control module 205 obtains the vehicle repair and maintenance mileage of this vehicle of record from data statistics administration module 204, and this vehicle when last time maintaining in front maintenance vehicle mileage information, when current vehicle mileage information data with reach vehicle repair and maintenance fare register in the difference of front maintenance vehicle mileage information, system control module 205 produces a repair and maintenance prompting message, and the repair and maintenance prompting message being sent to the vehicle-mounted iOBD terminal of this vehicle, vehicle-mounted iOBD terminal is reminded drivers by alarm module 104; Simultaneity factor control module 205 is recorded to data statistics administration module 204 with this repair and maintenance prompting message, generates historical repair and maintenance and reminds record.
The positional information that vehicle-mounted iOBD terminal sends can provide effective vehicle management means for some special industry, as: in the hazardous materials transportation industry, according to regulatory requirement, the hazardous materials transportation car is route running according to the rules, in case depart from fixed course, just needs to report to the police.Also provide regional skew alarming and managing based on this native system: the vehicle position information data that the vehicle-mounted iOBD terminal of rear vehicle end ADMINISTRATION SUBSYSTEM 200 Real-time Obtainings gathers, and location information data and default Vehicle Driving Cycle regional extent compared, when vehicle departs from the running region scope, initiatively on-the-spot vehicle drivers initiated area skew is reminded.Concrete steps are as follows:
Before the hazardous materials transportation car is setting out, the rear end managerial personnel are provided with the running region of transport vehicle in advance at map by the dispensing unit 208 in the rear end human-computer interaction module 203, in the Vehicle Driving Cycle process, the location information data of system control module 205 Real-time Obtaining vehicles, and location information data and default running region scope compared, when finding that vehicle departs from running region, system control module 205 sends a warning message to the vehicle-mounted iOBD terminal that departs from vehicle by communication module immediately, and alarm module is according to the warning information prompting vehicle drivers that gives the alarm.
As shown in Figure 3, zone 300 is running regions that the rear end managerial personnel set in advance, after vehicle sets out, system control module 205 Real-time Obtaining vehicle A, B, C, the location information data of D, and 300 compare with the zone, when detecting vehicle A and depart from regional 300, system control module 205 produces the warning information of a skew presumptive area at once, and warning information is sent to the vehicle-mounted iOBD terminal of A car by communication module, send it to alarm modules after the mobile communication module of the vehicle-mounted iOBD terminal of A car receives warning information, alarm modules is sent the alarm of vehicle shift presumptive area to the driver according to warning information; B car, C car and D car are not then reported to the police owing to not departing from.
Fault management: the iOBD data collection station is judged travel condition of vehicle, obtain car status information according to travel condition of vehicle, and car status information sent to the rear vehicle end ADMINISTRATION SUBSYSTEM, the rear vehicle end management system judges according to the car status information after filtering whether vehicle exists fault, and sends warning reminding to vehicle drivers when having fault.Wherein, the iOBD data collection station mainly is to judge according to engine speed information to the judgement of travel condition of vehicle, if the iOBD data collection station has detected rotating speed, then thinks transport condition, otherwise then is suspended state.
As shown in Figure 4, fault management mainly is divided into two kinds of situations: the fault management under the transport condition and the fault management under the suspended state.The concrete steps of both of these case are:
When vehicle during at transport condition, in case the iOBD data collection station detects engine speed information, vehicle scanning element 102 in the vehicle-mounted iOBD terminal data acquisition module with fixed frequency to the Motronic control maps device, the parts that central electronic module and wheel box electronic installation three classes do not affect vehicle driving safety scan, obtain the status information of these parts, mobile communication module sends it to the rear vehicle end ADMINISTRATION SUBSYSTEM, the system control module 205 of rear vehicle end ADMINISTRATION SUBSYSTEM confirms according to described status information whether vehicle exists fault, if exist, then generate warning information, and send this warning information by communication module 201 to vehicle-mounted iOBD terminal, the alarm module of vehicle-mounted iOBD terminal is according to the warning information prompting vehicle drivers that gives the alarm, and wherein said fixed frequency is the frequency acquisition that vehicle-mounted iOBD terminal was set and be issued in advance to the dispensing unit 208 in the rear end human-computer interaction module 203.
When vehicle during at suspended state, the iOBD data collection station only just can carry out fault detect to vehicle at " the full car diagnosis " request command that obtains the driver.Concrete steps are: whether at first vehicle-mounted iOBD terminal judges vehicle places the ON state, the state of not striking sparks of namely switching on; If not the ON state, then vehicle ON state determining step is carried out in circulation, if the ON state judges whether to receive the full car diagnosis request that the driver initiatively initiates; If do not receive then circulate and carry out full car diagnosis request judgement, if receive, vehicle-mounted iOBD terminal is initiated full car scanning, to engine, wheel box, air bag, panel board, the parts such as central controlled lock are carried out full car scanning, obtain the status information of these parts, mobile communication module sends it to the rear vehicle end ADMINISTRATION SUBSYSTEM, the system control module 205 of rear vehicle end ADMINISTRATION SUBSYSTEM confirms according to described status information whether vehicle exists fault, if exist, then generate warning information, and sending this warning information by communication module to vehicle-mounted iOBD terminal, alarm module is according to the warning information prompting vehicle drivers that gives the alarm.
Wherein, the driver initiates full car diagnosis request command by human-computer interaction module 104, and human-computer interaction module can be mobile phone A PP etc.On the whole, suspended state is compared with the fault management under the transport condition, and the fault management under the suspended state needs the management of driver under participating in, and transport condition next be the active management of iOBD data collection station.Simultaneously, under the suspended state owing to not involving driver's driving safety problem, so can be on affecting some parts of vehicle driving safety, as: air bag, ABS etc. is also diagnosed.
Rescue assistant: when vehicle casts anchor, according to the vehicle position information data in the information of vehicles data after filtering vehicle is positioned in the rear vehicle end ADMINISTRATION SUBSYSTEM, and determine the vehicle trouble code according to the information of vehicles data; Again the vehicle trouble code is pushed to the rescue personnel.
Be specially: when vehicle casts anchor, the rear vehicle end ADMINISTRATION SUBSYSTEM is filtered the information of vehicles data that receive, system control module 205 one side of rear vehicle end ADMINISTRATION SUBSYSTEM in time position vehicle according to the vehicle position information that the vehicle-mounted iOBD terminal after filtering sends over afterwards; On the other hand, according to the information of vehicles data of the vehicle-mounted iOBD terminal Real-time Collection after filtering, system control module 205 rapid positioned vehicle diagnostic trouble code, and diagnostic trouble code information and vehicle position information is pushed to the rescue personnel by rear end human-computer interaction module 203.The propelling movement of diagnostic trouble code information can be taked the modes such as phone, note.The rescue personnel analyzes the client vehicles failure cause according to diagnostic trouble code, just formulates targetedly rescue method before setting out, and effectively carries out rescue work.
Send the single tube reason: system control module 205 is understood the position of vehicle in real time according to the location information data that the vehicle-mounted iOBD terminal after filtering sends over.When having when not having idle vehicle to execute the task, system control module 205 distributes vehicle automatically according to each location information data and current task Estimated Time Of Completion that returns the way vehicle, improves the vehicle utilization factor.Concrete steps are as follows:
Communication module 201 receives the information of vehicles data that vehicle-mounted iOBD terminal sends, and is forwarded to data filtering module execution error filtration, and data statistics administration module 204 carries out record to the information of vehicles information data after filtering; When not having idle vehicle to carry out out the car task, central processing module 205 is extracted in the residue that current time t0 respectively returns way vehicle e from data statistics administration module 204 and returns the way distance P
e T0, present speed V
e T0(above-mentioned data also can directly be obtained from the data filtering module), and the historical speed V that returns way vehicle e
e T0-nT, wherein t0-nT is take schedule time T as the interval, the vehicle that extracts forward take current time t0 as timeorigin is at n the time point that front returns in the time of way, n is integer and 0＜n≤(t0-t ')/T, t ' is for returning way initial time point, and e is for returning way car number, historical speed V
e T0-nTThat the vehicle e of t0-nT before the moment returns way average velocity; Choose V
e T0With V
e T0-nTIn minimum speed calculate speed V as the way of returning of vehicle e
e, return the way distance P according to residue
e T0Calculate speed V with the way of returning of vehicle e
eObtain the expected time of return S of vehicle e
eWith the set vehicle of the expected time of return of minimum for sending single vehicle, to send single vehicle information exchange to hold human-computer interaction module 203 to be pushed to vehicle management person later, and produce simultaneously and send single information, should send single information to send to by communication module and send on single vehicle (vehicle-mounted iOBD terminal).
Introduce in detail the application of sending the single tube reason below in conjunction with an example:
In the afternoon the 3:00 vehicle management system receive one that afternoon 4:00 application for using car.Vehicle management system has at first just been checked does not have idle vehicle, if having, then directly with the information pushing of available free vehicle to vehicle management person; If no, then calculate the expected time of return that all return the way vehicle: vehicle 01 current returning in the way also has 5km(P apart from the A of company
e T0), present speed (V
e T0) be 30km/h, management system also monitors this vehicle simultaneously just before speed in 1 hour, namely this vehicle travelled 1 hour in the return way, so, vehicle management system just take 5 minutes as the interval (T), calculate respectively the average speed (V of vehicle before 5 minutes, before 10 minutes, before 15 minutes, before 20 minutes, before 25 minutes, before 30 minutes
e T0-nT), be respectively 20km/h, 20km/h, 22km/h, 35km/h, 45km/h and 60km/h, grasping careful principle, system chooses present speed (V
e T0) and 6 vehicle historical average speeds (V
e T0-nT) in minimum speed 20km/h as measuring and calculating speed (V
e), the expected time of return (S of calculating vehicle 01
e) divide for 3:15; Return way vehicle 02 and also have 10km apart from the A of company, present speed is 15km/h, this vehicle travelled 15 minutes in the return way, calculate the average speed of vehicle before 5 minutes, before 10 minutes, before 15 minutes and be respectively 20km/h, 40km/h, 30km/h, choose minimum speed 15km/h as measuring and calculating speed, the expected time of return that calculates vehicle 02 is that 3:40 divides; The vehicle 03 that makes a return voyage also has 5km apart from the A of company, present speed is 30km/h, this vehicle travelled 20 minutes in the return way, calculate the average speed of vehicle before 5 minutes, before 10 minutes, before 15 minutes, before 20 minutes and be respectively 25km/h, 30km/h, 33km/h, 25km/h, system chooses minimum speed 25km/h as measuring and calculating speed, and the expected time of return that calculates vehicle 03 is that 3:20 divides; Return way vehicle 04 and also have 50km apart from the A of company, present speed is 100km/h, this vehicle travelled 1 hour in the return way, so, management system is just take 5 minutes as the interval, calculate respectively the average speed of vehicle before 5 minutes, before 10 minutes, before 15 minutes, before 20 minutes, before 25 minutes, before 30 minutes and be respectively 55km/h, 50km/h, 60km/h, 95km/h, 80km/h and 100km/h, system chooses minimum speed 50km/h as measuring and calculating speed, and the expected time of return that calculates vehicle 04 is that 4:00 divides; As sending single vehicle, will send the information of single vehicle 01 to be sent to vehicle management person with the vehicle 01 of expected time of return minimum, produce simultaneously single information of send, should send single information to send to send on single vehicle on 01 the prompting vehicle drivers by communication module.
Vehicle data management: vehicle management system utilizes data that 204 pairs of vehicle-mounted iOBD terminals of data statistics administration module gather such as mileage, oil consumption, driving trace, voltage etc., carry out unified management and statistical study, in order to vehicle condition there is the understanding of a bulking property.
Expenses management: vehicle driving trace data, mileage and the fuel consumption data of the collection of 204 pairs of vehicle-mounted iOBD terminals of data statistics administration module record and analyze, the cost data of automatic acquisition vehicle.
Financial statistics are analyzed: take the cost data of vehicle as the basis, provide monthly, season, annual statistical report form for the financial staff.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is by claims and be equal to and limit.
Claims (10)
1. the vehicle management system based on iOBD is characterized in that, described vehicle management system comprises vehicle-mounted iOBD terminal (100) and rear vehicle end ADMINISTRATION SUBSYSTEM (200), and vehicle-mounted iOBD terminal links to each other by communication network with the rear end ADMINISTRATION SUBSYSTEM;
Vehicle-mounted iOBD end (100) comprising: data acquisition module (101), mobile communication module (102), alarm module (103);
Data acquisition module (101) is used for the collection vehicle information data;
Mobile communication module (102) is used for sending the information of vehicles data that data acquisition module (101) gathers, and receives the management information that rear vehicle end ADMINISTRATION SUBSYSTEM (200) sends; Described management information comprises warning information, systematic parameter;
Alarm module (103), the warning information that sends based on the rear vehicle end ADMINISTRATION SUBSYSTEM gives the alarm;
Rear vehicle end ADMINISTRATION SUBSYSTEM (200) comprising: communication module (201), data filtering module (202), rear end human-computer interaction module (203), data management module (204), system control module (205);
Communication module (201) is used for receiving the information of vehicles data that vehicle-mounted iOBD terminal gathers, and the management information of rear end ADMINISTRATION SUBSYSTEM is sent to vehicle-mounted iOBD terminal;
Data filtering module (202) utilize threshold value that the misdata in the information of vehicles data of communication module (201) reception is filtered, and the information of vehicles data after will filtering sends to data statistics administration module (204);
Rear end human-computer interaction module (203), be used for to realize between rear vehicle end ADMINISTRATION SUBSYSTEM (200) and the rear end managerial personnel alternately;
Data statistics administration module (204), the information of vehicles data behind data filtering module (202) receiving filtration, go forward side by side line item and statistical study;
System control module (205) is implemented the vehicle management service based on the information of vehicles data after filtering and is used.
2. the vehicle management system based on iOBD as claimed in claim 1, it is characterized in that: vehicle-mounted iOBD terminal also comprises vehicle-mounted human-computer interaction module (104), be used for realizing driver and vehicle-mounted iOBD terminal (100) alternately.
3. the vehicle management system based on iOBD as claimed in claim 1, it is characterized in that: described data acquisition module (101) comprises the vehicle locating unit (105) that obtains the vehicle position information data at least, and the vehicle scanning element (106) that obtains the status information data of vehicle part by scanning.
4. the vehicle management system based on iOBD as claimed in claim 1, it is characterized in that, described rear vehicle end ADMINISTRATION SUBSYSTEM (200) also comprises: peripheral system data interface module (207) is used for providing the data-interface between vehicle management system and other system; Display module (206) is used for showing the information of vehicles that is managed vehicle.
5. the vehicle management system based on iOBD as claimed in claim 1, it is characterized in that: described rear end human-computer interaction module (203) comprises the dispensing unit (208) that carries out the systematic parameter configuration at least, described systematic parameter comprises vehicle-mounted iOBD terminal parameter, and the alarm threshold parameter.
6. a vehicles management method of realizing the service application based on iOBD is characterized in that, the method may further comprise the steps:
(1) vehicle-mounted iOBD terminal gathers the information of vehicles data of remote vehicle;
(2) vehicle-mounted iOBD terminal by communication network with the information of vehicles data transmission that gathers to the rear vehicle end ADMINISTRATION SUBSYSTEM;
(3) the rear vehicle end ADMINISTRATION SUBSYSTEM utilizes threshold value that the misdata in the information of vehicles data that receive is filtered, and the information of vehicles data after filtering are stored and resolved, and realizes serving based on the information of vehicles data after filtering and uses.
7. method of carrying out vehicle management as claimed in claim 6 is characterized in that it is the rescue assistance application that described service is used, and described step 3 specifically comprises following substep:
3.1 when vehicle casts anchor, according to the vehicle position information data in the information of vehicles data after filtering vehicle is positioned in the rear vehicle end ADMINISTRATION SUBSYSTEM, and determines the vehicle trouble code according to the information of vehicles data;
3.3 the rear vehicle end ADMINISTRATION SUBSYSTEM is pushed to the rescue personnel with the vehicle trouble code.
8. vehicles management method as claimed in claim 6 is characterized in that, described service is applied as sends single tube to use, and step 3 specifically may further comprise the steps:
3.1 when having when not having idle vehicle to execute the task, the information of vehicles data of rear vehicle end ADMINISTRATION SUBSYSTEM after filter are extracted the residue that current time t0 respectively returns way vehicle e and are returned the way distance P
e T0, present speed V
e T0, and the historical speed V that returns way vehicle e
e T0-nT, wherein t0-nT is take schedule time T as the interval, the vehicle that extracts forward take current time t0 as timeorigin is at the time point that front returns in the time of way, n is integer and 0＜n≤(t0-t ')/T, t ' is for returning way initial time point, and e is for returning way car number, historical speed V
e T0-nTThat the vehicle of t0-nT before the moment returns way average velocity;
3.2 the rear vehicle end ADMINISTRATION SUBSYSTEM is chosen V
e T0With V
e T0-nTIn minimum speed calculate speed V as the way of returning of vehicle e
e
3.3 the rear vehicle end ADMINISTRATION SUBSYSTEM is returned the way distance P according to residue
e T0Calculate speed V with the way of returning of vehicle e
eObtain the expected time of return S of vehicle e
e, with the set vehicle of the expected time of return of minimum for sending single vehicle;
3.4 the rear vehicle end ADMINISTRATION SUBSYSTEM produces and sends single information, and should send single information to send to and send on single vehicle.
9. vehicles management method as claimed in claim 6 is characterized in that, described service is applied as fault management and uses, and the data of information of vehicles described in the step 1 are the status information data of vehicle scanning, and step 1 specifically comprises following substep:
1.1 the iOBD data collection station is judged travel condition of vehicle;
1.2 when travel condition of vehicle was transport condition, vehicle-mounted iOBD terminal scanned with Motronic control maps device, central electronic module and the wheel box electronic installation of fixed frequency to vehicle, obtained the status information data of vehicle scanning;
1.3 when travel condition of vehicle is suspended state, whether vehicle-mounted iOBD terminal judges vehicle places the ON state, if ON state, then judge whether to receive the full car diagnosis request that the driver initiatively initiates, if receive full car diagnosis request, vehicle-mounted iOBD terminal is initiated full car scanning, obtains the status information data of vehicle scanning;
Step 3 specifically comprises following substep:
3.1 the rear vehicle end ADMINISTRATION SUBSYSTEM confirms according to the status information data of the described vehicle scanning after filtering whether vehicle exists fault;
If 3.2 there is fault, then generate warning information, and send this warning information to vehicle-mounted iOBD terminal.
10. vehicles management method as claimed in claim 9, it is characterized in that, the described travel condition of vehicle of step 1.1 is to judge according to engine speed information, if the iOBD data collection station detects engine speed information greater than zero, then judge it is transport condition, otherwise be suspended state.
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