CN104122100B - Intelligent driving diagnosis system - Google Patents
Intelligent driving diagnosis system Download PDFInfo
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- CN104122100B CN104122100B CN201410386849.7A CN201410386849A CN104122100B CN 104122100 B CN104122100 B CN 104122100B CN 201410386849 A CN201410386849 A CN 201410386849A CN 104122100 B CN104122100 B CN 104122100B
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Abstract
The invention relates to an intelligent driving diagnosis system. The intelligent driving diagnosis system comprises an OBD diagnosis terminal, an acceleration detection unit and an intelligent driving diagnosis apparatus, wherein the intelligent driving diagnosis apparatus comprises an intelligent driving diagnosis module; the input end of the intelligent driving diagnosis module is connected with the OBD diagnosis terminal and the acceleration detection unit; the intelligent driving diagnosis module establishes communication with an automobile ECU through an OBD standard diagnosis communication protocol after an communication is ignited, acquires the automobile fault information and the running information acquired by the OBD diagnosis terminal, and acquires three-dimensional acceleration data from the acceleration detection unit.
Description
Technical field
The present invention relates to a kind of intelligence drives system, more particularly to a kind of intelligence that can be communicated with vehicle-mounted OBD drives diagnostic system.
Background technology
To the diagnosis and detection of vehicle trouble in prior art, and the device of the process of travelling data is present,
Generally a terminal is concatenated in vehicle-mounted OBD interfaces, with vehicle-mounted OBD system data interaction is carried out, the information of vehicle can be entered
Row collection, judgement are processed, and take the class measure of corresponding notice.
Such as, Chinese patent《The information terminal and diagnostic method of remote diagnosis of vehicle's fault》, publication number:CN1936994A,
Disclose the information terminal and diagnostic method of a kind of remote diagnosis of vehicle's fault, the information terminal and car of this diagnosis vehicle trouble
Malfunction detection communicating unit is communicated, and the information terminal includes on-vehicle information processing unit and communication interface, vehicle trouble
Detection communication unit is installed on vehicle, and long-range Surveillance center is provided with information diagnosis and processing unit, vehicle fault detection
Communication unit is connected with on-vehicle information processing unit by the communication interface that the information terminal is arranged, and diagnostic signal is transferred to into car
Information process unit is carried, wherein on-vehicle information processing unit is also associated with being wirelessly transferred car-mounted terminal, is wirelessly transferred car-mounted terminal
Realize that signal is connected with information diagnosis and processing unit Jing wireless communication networks.Therefore the detection means of achievable specialty is to operation
In vehicle carry out on-line checking diagnosis, and by the professional of Surveillance center the data for detecting can be analyzed and be processed.
But, data are not accurately judged during above-mentioned remote diagnosis and timely classification are processed,
Only result is transmitted, is effectively processed.
In view of drawbacks described above, creator of the present invention passes through prolonged research and practice obtains this creation finally.
The content of the invention
It is an object of the invention to provide a kind of intelligence drives diagnostic system, to overcome above-mentioned technological deficiency.
For achieving the above object, the present invention provides a kind of intelligence and drives diagnostic system, and it includes an OBD diagnosis terminals, an acceleration
Degree detector unit, an intelligence drive diagnostic apparatuses, wherein,
The intelligence is driven diagnostic apparatuses and drives diagnostic module including an intelligence, and the intelligence drives the input of diagnostic module with OBD diagnosis eventually
End and acceleration detecting unit connection, the intelligence is driven diagnostic module after vehicle ignition, is built by OBD standard diagnostics communication protocols
The vertical communication and automobile ECU between, obtains the vehicle trouble messages and running information of the OBD terminal modules collection, from acceleration
Degree detector unit obtains three-dimensional acceleration data;
The intelligence drives diagnostic module including an information acquisition module and a calculation process module, and described information acquisition module leads to
Cross and send agreement and frequency verifying information with the OBD diagnosis terminals, select the communication protocol for matching and frequency to carry out data
Interaction, the travelling data of Real-time Collection vehicle;
The calculation process module receives the data message of described information parsing module, will not include the data of fault message
Stream is stored into a memory element, and is uploaded to an intelligence and is driven in service platform.
Preferably, the data message of described information acquisition module collection includes [reserve bytes] and [data content], it is described
Information acquisition module receives a matched data stream of the OBD diagnosis terminals when being matched with the OBD diagnosis terminals,
If in the protocol database that [reserve bytes] in the data flow are fallen in the memory element, assert the protocol type to be somebody's turn to do
Communication protocol type between diagnostic apparatuses and OBD, diagnostic apparatuses carry out data interaction according to the communication protocol.
Preferably, also including an alarm module and a display module, its outfan that diagnostic module is driven with the intelligence connects
Connect, break down, collide in vehicle, antitheft, low-voltage when, the alarm module sends warning;The intelligence drives diagnostic module will
Fault message and travelling data information transfer show in real time to the display module.
Preferably, also including a deagnostic communication module, its input drives diagnostic module and is connected with the intelligence, outfan and institute
State intelligence and drive service platform connection;The deagnostic communication module includes a communication server, and its described intelligence of control drives diagnostic module
Real time data and diagnostic data drive service platform transmission to the intelligence.
Preferably, the acceleration detecting unit includes a three-axis gyroscope, its collision information to vehicle is detected,
And transmit to the intelligence and drive in diagnostic module;
Collision warning, when electromotor runs, when the three-axis gyroscope detects collision information, is then considered as collision report
It is alert;The calculation process module carries out computing, draws failure-description information Q, if failure-description information Q belongs to new DTC report
Warn, the one kind in burglar alarm and collision warning type, then the intelligence is driven diagnostic module and controls alarm module transmission alarm signal
Breath, the intelligence drives diagnostic apparatuses warning.
Preferably, the intelligence drives service platform including a diagnosis control, a computer telephone integration module and voice clothes
Business device, and be sequentially connected with, the diagnosis control is processed the data message that the intelligence for receiving drives diagnostic module, and is passed through
The voice server be back to in the one-to-one mobile terminal of vehicle;
Also drive seat module including an intelligence.
Preferably, when engine ignition, the OBD diagnosis terminals to the data content that intelligence drives diagnostic module transmission is car
Ignition voltage value;When engine misses, the data content of transmission includes voltage, run time, stroke, the oil of this driving
The travelling datas such as consumption, acceleration and deceleration number of times;After engine misses, the data content of transmission is battery tension value;When vehicle not
When can detect, no data content is uploaded, and the diagnostic apparatuses are in a dormant state.
Preferably, when the engine is running, transmission content is fault message, adds up stroke, average fuel consumption and real-time vehicle condition
Information, wherein, the failure breath includes:DTC number, DTC, trouble code attribute and DTC are described.Described information solution
Analysis module determines three dimensionality information in information, including vehicle brand x, vehicle style y, the cubical array data of DTC z, and
By in the cubical array data transfer to the calculation process module.
Preferably, the diagnosis control includes that a failure decomposing module, a failure solve module, a failure and solve data base
With a storage server,
The intelligence that the failure decomposing module is received drives the data flow of diagnostic apparatuses to be included:Intelligence drive diagnostic apparatuses string number, three
Dimension information vehicle brand x, vehicle style y, DTC z, registration α information;The failure decomposing module decomposes above- mentioned information,
And order arrangement above- mentioned information;The failure solves module and is processed for each data flow comprising fault message, according to
Following calculating failure settling modes.
Preferably, the computer telephone integration module is connected with a storage server, the storage server is according to depositing
The sequencing of storage data sends the data flow of failure settling mode M, the computer to the computer telephone integration module
Phone integration module drives seat module and sends information to voice server and intelligence respectively, and the voice server is to vehicle drivers
Mobile terminal sends short message, points out driver to take corresponding measure;The intelligence is driven seat module and transmits information to the intelligence
In driving diagnostic module, the intelligence drives diagnostic module by the information back to the OBD diagnosis terminals, and it is extensive that it carries out corresponding data
It is multiple.
The intelligence of the present invention drives diagnostic apparatuses to be carried out after resolution process to the information of vehicle OBD, data content is carried out into computing and is sentenced
After fixed, according to the comparison result of fault type data base, it is determined that sending warning or uploading data according to priority, intelligence is saved
The workload of service platform is driven, the speed of service and stability of system is improve;Realize and directly solved in diagnosis terminal equipment
Analysis DTC, can possess data storage, transmission and mends biography mechanism to more application calls or user's direct reading, solve
Diagnostic data is not lost, completely, is effectively saved in high in the clouds;After reconnect, time service is realized, solve diagnostic data
Time, that is, solve the completeness and efficiency of data;Realize changing the matching of vehicle rear vehicle protocol self-adapting, solve and generally examine
Disconnected instrument inoperable problem after changing trains.
Intelligence in the present invention drives service platform according to fault type and registration degree, obtains failure settling mode, it is ensured that
The promptness of troubleshooting and standardization;Intelligence drives the mutual communication process that seat module, mobile terminal and intelligence are driven between service platform,
Combined can the informing function that intelligence drives communication function and mobile terminal that the diagnostic function of diagnostic apparatuses and intelligence drive service platform
Together, it is ensured that integrity, the accuracy of vehicle diagnostics process and processing procedure.
Additionally, intelligence of the present invention drives character string and the cache module of the diagnostic apparatuses to the failure-description information obtained by computing
The character string of the failure-description information of same data flow is compared, and calculates registration;Ensure the accurate of fault recognition, prevent from missing
Diagnosis.
Description of the drawings
Fig. 1 is the functional block diagram that intelligence of the present invention drives diagnostic system;
Fig. 2 is the functional block diagram that intelligence of the present invention drives diagnostic module;
Fig. 3 is the functional block diagram that intelligence of the present invention drives service platform;
Fig. 4 is the functional block diagram of present invention diagnosis control.
Specific embodiment
Below in conjunction with accompanying drawing, and technical characteristic and advantage of other above-mentioned to the present invention are described in more detail.
The intelligence of the present invention drives diagnostic system can be acquired and process to the fault message of vehicle and running information, and be led to
Crossing intelligence and driving service platform carries out remote control.
Refer to shown in Fig. 1, it is the functional block diagram that intelligence of the present invention drives diagnostic system, the intelligence of the present invention drives diagnostic system energy
Diagnostic apparatuses being driven including an intelligence and intelligence driving service platform 5, the intelligence is driven diagnostic apparatuses and drives diagnostic module 2 including intelligence, and the intelligence drives diagnosis
Module 2 connects an OBD diagnosis terminals 1 and an acceleration detecting unit 11, and the intelligence drives the outfan of diagnostic module 2 and a diagnosis
Communication module 4 connects, and the deagnostic communication module 4 is driven service platform 5 and enters row data communication with the intelligence, and the intelligence service of driving is flat
The intelligence of platform 5 and is driven seat module 7 and enters row data communication, and the intelligence is driven the mobile terminal 8 of seat module 7 and and carries out data transfer.
After vehicle ignition, set up by OBD standard diagnostics communication protocol and the communication between automobile ECU, obtain described
The vehicle trouble messages and running information of the collection of OBD terminal modules 1, when vehicle is in car state, the intelligence drives diagnosis mould
Block 2 reads in real time vehicle operation real-time stream, fault code indications, battery voltage, oil consumption situation.The acceleration detecting unit
11 include a three-axis gyroscope, and its collision information to vehicle detects, and transmit to the intelligence and drive in diagnostic module 2.
The memory element 3, its gathered data and result that diagnostic module 2 is driven to the intelligence are stored, in it
Also be stored with vehicle trouble messages table;The deagnostic communication module 4 includes a communication server, and its described intelligence of control drives diagnosis mould
The real time data and diagnostic data of block 2 is driven service platform 5 and is transmitted to the intelligence.
Present invention additionally comprises an alarm module 61 and a display module 62, it drives the output of diagnostic module 2 with the intelligence
End connection, break down, collide in vehicle, antitheft, low-voltage when, the alarm module 61 sends warning;The intelligence drives diagnosis
Module 2 in real time shows fault message and travelling data information transfer to the display module 62.
Refer to shown in Fig. 2, it is the functional block diagram that intelligence of the present invention drives diagnostic module, and the intelligence drives diagnostic module 2 to be included
One information acquisition module 21, an information analysis module 22, a calculation process module 23, an information back module 25 and a caching mould
Block 24.
Described information acquisition module 21 is connected with described information parsing module 22, the outfan of described information parsing module 22
Be connected with the calculation process module 23, the outfan of the calculation process module 23 return with described information respectively module 25 and
Cache module 24 connects.
Described information acquisition module 21 selects phase by sending agreement and frequency verifying information with the OBD diagnosis terminals
The communication protocol and frequency of matching carries out data interaction, and in the present invention, described information acquisition module 21 is returned with described information
Module 25 carries out data interaction using identical agreement and frequency with the OBD diagnosis terminals.Described information acquisition module 21 is real
When collection vehicle travelling data, when vehicle breaks down, receive the fault message of the OBD diagnosis terminals, and transmit to
In described information parsing module 22.
The form of data message of the collection of described information acquisition module 21 is:
[packet mark]+[data packet length]+[data packet length verification]+[packet I D]+[reserve bytes]+[number
According to content]+[verification and].
Wherein, data packet length is included from [data packet length] to all byte quantities of [verification and];Wherein [retain
Byte] for protocol format version, described information acquisition module 21 when being matched with the OBD diagnosis terminals, receive institute
A matched data stream of OBD diagnosis terminals is stated, if the agreement that [reserve bytes] in the data flow are fallen in the memory element 3
In data base, then assert that the protocol type is the communication protocol type between the diagnostic apparatuses and OBD, diagnostic apparatuses are according to the communication protocols
View carries out data interaction.
[data content] includes the type information of driving states, travelling data information and DTC;
The numerical value of [verification and] is all byte quantities stopped to [verification and] from [data packet length] ing.
22 pairs of travelling datas of described information parsing module and fault message are parsed, and determine driving states, DTC
And vehicle intrinsic information.
The OBD diagnosis terminals 1 when driving diagnostic module to intelligence and sending data message, altogether including five kinds of the vehicle shapes that work
When state, i.e. engine ignition, transmitter operation, engine misses, after engine misses and vehicle can not detect state;Above-mentioned
During five kinds of working conditions, the total information of transmission includes vehicle brand, and the series of vehicle, the style of vehicle obtains detection data
Timestamp and data content.
When engine ignition, the OBD diagnosis terminals 1 to the data content that intelligence drives the transmission of diagnostic module 2 is vehicle point
Fiery magnitude of voltage;When engine misses, the data content of transmission include the voltage of this driving, run time, stroke, oil consumption,
The travelling datas such as acceleration and deceleration number of times;After engine misses, the data content of transmission is battery tension value;When vehicle can not be examined
During survey, no data content is uploaded, and the diagnostic apparatuses are in a dormant state.
When the engine is running, transmission content is fault message, adds up stroke, average fuel consumption and real-time vehicle condition information, its
In, the failure breath includes:DTC number, DTC, trouble code attribute and DTC are described.Described information parsing module 22
Determine the three dimensionality information in information, including vehicle brand x, vehicle style y, the cubical array data of DTC z, and by this three
Dimension array data is transmitted to the calculation process module 23.
The calculation process module 23 receives the data message of described information parsing module 22, will not include fault message
Data flow is stored into the memory element 3, and is uploaded to the intelligence and is driven in service platform 5;By the data comprising fault message
Stream is stored in the cache module 24, and to three-dimensional information vehicle brand x, vehicle style y, the cubical array of DTC z
Data carry out computing according to fault type data base, draw failure-description information Q, and the fault type data base is arranged on described
In memory element 3,
That is Q=x*y*z (1)
The calculation process module 23 is by the character string of failure-description information Q obtained by computing and the cache module 24
The character string of the failure-description information of same data flow is compared, and calculates registration α, if registration α is higher than a predetermined threshold value
α0, then it is assumed that the result of the calculating process is correct, and the calculation process module 23 retouches the cubical array data of the failure, failure
State information Q and traffic flow information is uploaded to the intelligence and drives in service platform 5.
Above-mentioned comparison process is carried out by following formula,
In formula, α represents the registration of failure-description information, and n represents the packet count to character string, and i represents serial number, αi
The registration of every group of character string is represented, γ represents correction factor, 0.95≤γ≤1.
αiDetermined by following formula (3), (4),
αi=max { α1,α2......αj......αm/n} (4)
In above formula, m represents total number of characters of failure-description information, and k represents the character identical number in circulation every time, j
Serial number is represented, m/n is represented per the character number in group.
The algorithm of above-mentioned comparison process is:The calculation process module 23 by failure-description information Q obtained by computing with therefore
Total character of the character string of barrier description information, is divided into n groups, will per group seek registration respectively, finally the registration of each group asked again
With average.When per group of registration is calculated, by each character and failure-description of failure-description information Q obtained by computing
The character of the character string of information is respectively compared, and compares m/n time, finds out the identical highest of character once, the α for as reorganizingi。
Said process ensures the accuracy of diagnostic apparatuses fault recognition, prevents wrong diagnosis.In order to ensure that it is accurate that data compare
Property and reliability, when being grouped to character string, are carried out according to following:
nl=l+d*sin (n α0+m) (5)
In formula, nlL group number of characters is represented, d represents the gap character of per group of two connected characters numbers, α0Represent default to overlap
Degree threshold value.
In above process, when the calculation process module 23 compares failure-description information Q, should be by the data flow
The timestamp of detection data recorded, in order to ensure the accuracy and rapidity of Data Comparison, the calculation process mould
Block 23 is also connected with a time delay module 26, when the calculation process module 23 sends data to the buffer unit, the fortune
Calculation processing module 23 controls the time delay module 26 and starts, after the time delay module 26 starts, after predetermined period T of time delay one, and institute
State before calculation process module 23 preferentially obtains moment time T and be stored at the data message in the cache module 24
Reason.
The intelligence is driven diagnostic module 2 pairs and there is fault message and makes different process from the data that there is no fault message,
Ensure that data can be processed in time, improve the accuracy and rapidity of data processing.
Additionally, described information returns module 25 makes upload or slow in the calculation process module 23 by different data flows
After depositing process, will be informed in the information back to the OBD diagnosis terminals 1.
Warning message includes the warning of new DTC, burglar alarm and collision warning, and the OBD terminal units 1 are to diagnostic apparatuses
During transmission data, type of alarm and data content are indicated in a stream.For new DTC is reported to the police, the fault type data
Without the description information comprising the failure in storehouse, failure-description information Q-value, now, institute can not be drawn by cubical array data
State calculation process module 23 and automatically the data flow is uploaded to into the intelligence and drive in service platform 5.
Collision warning, when electromotor runs, when the three-axis gyroscope detects collision information, is then considered as collision report
It is alert;After engine misses, when detecting vehicle abnormality vibrations, then it is considered as burglar alarm;The calculation process module 23 pairs should
Three-dimensional information vehicle brand x, vehicle style y, the cubical array data of DTC z carry out computing according to fault type data base,
Failure-description information Q is drawn, if failure-description information Q belongs to above-mentioned new DTC warning, burglar alarm and collision warning class
One kind in type, then the intelligence drive diagnostic module 2 control the alarm module 61 send warning message, diagnostic apparatuses report to the police.
The intelligence of the present invention drives diagnostic apparatuses to be carried out after resolution process to the information of vehicle OBD, data content is carried out into computing and is sentenced
After fixed, according to the comparison result of fault type data base, it is determined that sending warning or uploading data according to priority, intelligence is saved
The workload of service platform is driven, the speed of service and stability of system is improve.
Refer to shown in Fig. 3, it is the functional block diagram that intelligence of the present invention drives service platform, and the intelligence drives service platform 5 to be included
One diagnosis control 51, a computer telephone integration module 52 and a voice server 53, the diagnosis control 51 is on diagnostic apparatuses
The fault message calculation process of biography, draws settling mode and transmits to the computer telephone integration module 52 and intelligence and drive diagnosis mould
In block 3.
The diagnosis control 51 includes that a failure decomposing module 511, a failure solve module 512, a failure and solve data
The storage server 514 of storehouse 513 and, the intelligence that the failure decomposing module 511 is received drives the data flow of diagnostic apparatuses to be included:Intelligence is driven
The letters such as diagnostic apparatuses string number, three-dimensional information vehicle brand x, vehicle style y, DTC z, and fault message description, registration α
Breath;The failure decomposing module 511 decomposes above- mentioned information, and order arrangement above- mentioned information, receives the intelligence and drives diagnostic apparatuses
Travelling data information, stores to the storage server 514.
The failure solves module 512 and is processed for each data flow comprising fault message, counts according to following (6)
Calculate failure settling mode.
M=x*z* α (6)
Brand x, DTC y and fault type and fault degree according to vehicle is that registration α determines failure settling mode,
The failure solves the above-mentioned failure settling mode that is stored with data base 513, and the failure solves module 512 according to three-dimensional failure
Solving matrix, searches failure settling mode M.If the failure solves there is failure settling mode M in data base 513, obtain
The numeric data code is taken, and is temporarily stored in the storage server;If there is no failure settling mode M, drive to the intelligence
Diagnostic apparatuses send restarting information.
Meanwhile, the failure solves module 512 according to real-time travelling data information, judges hypervelocity information, the oil consumption of vehicle
Information etc., and data base 513 is solved by searching for the failure, settling mode is obtained, it is back to the storage server 514
In.
Intelligence in the present invention drives service platform according to fault type and registration degree, obtains failure settling mode, it is ensured that
The promptness of troubleshooting and standardization.
The storage server 514 sends according to the sequencing of data storage to the computer telephone integration module 52
The data flow of failure settling mode M, the computer telephone integration module 52 drives mould of attending a banquet to voice server 53 and intelligence respectively
Block 7 sends information, and the voice server 53 to the configurating terminal of vehicle drivers sends short message, points out driver to take accordingly
Measure.The intelligence is driven seat module 7 and transmits information to the intelligence and drives in diagnostic module 2, and the intelligence is driven diagnostic module 2 and believes this
Breath is back to the OBD diagnosis terminals 1, and it carries out corresponding data recovery.
The intelligence is driven seat module 7 and the intelligence and is driven before diagnostic module 2 communicates, the storage server first to receiving
Data message in 514 is identified and selects the intelligence in data flow driving diagnostic apparatuses string number, then according to the string number to corresponding
Intelligence drives send feedback information in diagnostic apparatuses, sends data message and drives diagnostic apparatuses string number, fault message, failure settling mode including intelligence
Code, obtains the timestamp of detection data;The fault message when intelligence drives the acquirement detection data of diagnostic module 2 pairs is carried out clearly
Remove.
The mobile terminal 8 is that driver drives the terminal registered on seat module 7 in the intelligence, and the voice server 53 connects
The data of the computer telephone integration module 52 of receipts drive diagnostic apparatuses string number including intelligence, and fault message, failure settling mode code is obtained
The timestamp of detection data, the voice server 53 drives the one-to-one relationship of diagnostic apparatuses string number according to mobile terminal 8 and intelligence,
Determine the address of mobile terminal 8, and voice messaging is sent by WEB networks.
Above-mentioned intelligence drives the mutual communication process that seat module, mobile terminal and intelligence are driven between service platform, drives can intelligence and examine
The informing function of communication function and mobile terminal that the diagnostic function of disconnected instrument drives service platform with intelligence is combined together, it is ensured that car
Integrity, the accuracy of diagnosis process and processing procedure.
Presently preferred embodiments of the present invention is the foregoing is only, is merely illustrative for invention, and it is nonrestrictive.
Those skilled in the art understanding, can carry out many changes in the spirit and scope that invention claim is limited to it, change,
It is even equivalent, but fall within protection scope of the present invention.
Claims (7)
1. a kind of intelligence drives diagnostic system, it is characterised in that it includes that an OBD diagnosis terminals, an acceleration detecting unit, an intelligence are driven
Diagnostic apparatuses, wherein,
The intelligence is driven diagnostic apparatuses and drives diagnostic module including an intelligence, the intelligence drive the input of diagnostic module and OBD diagnosis terminals and
Acceleration detecting unit connects, and the intelligence drives diagnostic module after vehicle ignition, by OBD standard diagnostics communication protocol set up with
Communication between automobile ECU, obtains the vehicle trouble messages and running information of the OBD diagnosis terminals collection, from acceleration inspection
Survey unit and obtain three-dimensional acceleration data;
The intelligence drives diagnostic module including an information acquisition module, an information analysis module and a calculation process module, the letter
Breath acquisition module by sending agreement and frequency verifying information with the OBD diagnosis terminals, select the communication protocol that matches and
Frequency carries out data interaction, the travelling data of Real-time Collection vehicle;
The calculation process module receives the data message of described information parsing module, and the data flow for not including fault message is deposited
Store up into a memory element, and be uploaded to an intelligence and drive in service platform;
Wherein, the data message of described information acquisition module collection includes [reserve bytes] and [data content], and described information is adopted
Collection module receives a matched data stream of the OBD diagnosis terminals, if the number when being matched with the OBD diagnosis terminals
In the protocol database that [reserve bytes] according to stream are fallen in the memory element, then assert that the protocol type is the diagnostic apparatuses
Communication protocol type between OBD, diagnostic apparatuses carry out data interaction according to the communication protocol;
Described intelligence drives diagnostic system, and also including an alarm module and a display module, it drives diagnostic module with the intelligence
Outfan connects, break down, collide in vehicle, antitheft, low-voltage when, the alarm module sends warning;The intelligence is driven and is examined
Disconnected module in real time shows fault message and travelling data information transfer to the display module;
The acceleration detecting unit includes a three-axis gyroscope, and its collision information to vehicle is detected, and is transmitted to institute
State intelligence to drive in diagnostic module;
Collision warning, when electromotor runs, when the three-axis gyroscope detects collision information, is then considered as collision warning;Institute
Stating calculation process module carries out computing, draws failure-description information Q, if failure-description information Q belongs to new DTC and reports to the police, prevents
The one kind reported to the police with collision warning type is stolen, then the intelligence is driven diagnostic module control alarm module and sends warning message, described
Intelligence drives diagnostic apparatuses warning.
2. intelligence according to claim 1 drives diagnostic system, it is characterised in that also including a deagnostic communication module, its input
End is driven diagnostic module and is connected with the intelligence, and outfan is driven service platform and is connected with the intelligence;The deagnostic communication module includes one
The communication server, its described intelligence of control is driven the real time data and diagnostic data of diagnostic module and drives service platform transmission to the intelligence.
3. intelligence according to claim 1 drives diagnostic system, it is characterised in that the intelligence drives service platform including a diagnosis control
Part, a computer telephone integration module and a voice server, and be sequentially connected with, the diagnosis control is driven to the intelligence for receiving
The data message of diagnostic module is processed, and is back to and the one-to-one mobile terminal of vehicle by the voice server
In;
Also drive seat module including an intelligence.
4. intelligence according to claim 1 drives diagnostic system, it is characterised in that when engine ignition, and the OBD diagnosis are eventually
The data content for driving diagnostic module transmission to intelligence is held to be vehicle ignition magnitude of voltage;When engine misses, the travelling data of transmission
Content includes voltage, run time, stroke, oil consumption, the acceleration and deceleration number of times of this driving;After engine misses, the number of transmission
It is battery tension value according to content;When vehicle can not be detected, no data content is uploaded, and the diagnostic apparatuses are in a dormant state.
5. intelligence according to claim 1 drives diagnostic system, it is characterised in that when the engine is running, and transmission content is event
Barrier information, accumulative stroke, average fuel consumption and real-time vehicle condition information, wherein, the fault message includes:DTC number, failure
Code, trouble code attribute and DTC are described;Described information parsing module determines the three dimensionality information in information, including vehicle brand
X, vehicle style y, the cubical array data of DTC z, and by the cubical array data transfer to the calculation process module.
6. intelligence according to claim 3 drives diagnostic system, it is characterised in that the diagnosis control includes that a failure decomposes mould
Block, a failure solve module, a failure and solve data base and a storage server;
The intelligence that the failure decomposing module is received drives the data flow of diagnostic apparatuses to be included:Intelligence drives diagnostic apparatuses string number, three-dimensional letter
Breath vehicle brand x, vehicle style y, DTC z, registration α information;The failure decomposing module decomposes above- mentioned information, and suitable
Sequence arranges above- mentioned information;The failure solves module and is processed for each data flow comprising fault message, according to following
Calculate failure settling mode M:
M=x*z* α.
7. intelligence according to claim 3 drives diagnostic system, it is characterised in that the computer telephone integration module is deposited with one
Storage server connection, the storage server sends according to the sequencing of data storage to the computer telephone integration module
The data flow of failure settling mode M, the computer telephone integration module is driven seat module and is sent out to voice server and intelligence respectively
Deliver letters breath, the voice server to the mobile terminal of vehicle drivers sends short message, point out driver to take corresponding measure;Institute
State intelligence and drive seat module and transmit information to the intelligence and drive in diagnostic module, the intelligence drives diagnostic module by the information back to institute
OBD diagnosis terminals are stated, it carries out corresponding data recovery.
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CN105700507B (en) * | 2014-11-26 | 2018-11-20 | 广州汽车集团股份有限公司 | A kind of vehicle network diagnosis control method and device |
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