CN109324593A - The trouble analysis system and failure analysis methods of automobile test - Google Patents
The trouble analysis system and failure analysis methods of automobile test Download PDFInfo
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- CN109324593A CN109324593A CN201811066752.2A CN201811066752A CN109324593A CN 109324593 A CN109324593 A CN 109324593A CN 201811066752 A CN201811066752 A CN 201811066752A CN 109324593 A CN109324593 A CN 109324593A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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Abstract
The present invention relates to the trouble analysis systems and failure analysis methods of automobile technical field more particularly to a kind of automobile test.The system includes: vehicle data logger, is used for real-time reception engine parameter, automatic transmission parameter；Test parameters server is used for real-time storage engine parameter and automatic transmission parameter；Data transfer module, are sent to contrast module for transferring engine parameter and automatic transmission parameter, engine performance threshold and automatic transmission performance threshold in real time；Contrast module, for engine parameter and engine performance threshold to be compared, automatic transmission parameter and automatic transmission performance threshold are compared, if inconsistent, vehicle test comparing result generated and is sent to vehicle test report generation module；Vehicle test report generation module, for generating vehicle test report.The efficiency that failure solves when the vehicle test report that the present invention obtains is conducive to improve vehicle test.
Description
Technical field
The present invention relates to the trouble analysis systems and accident analysis of automobile technical field more particularly to a kind of automobile test
Method.
Background technique
In vehicle complete vehicle project development process, it often will appear the problem of vehicle performance is decayed, such as in automotive performance
When preliminary examination, vehicle performance is fine, and still, with the increase of vehicle test mileage, vehicle will appear performance degradation.This decaying has
It may be normal decaying, still, the reason for causing vehicle decaying bigger is that automobile some failure occurs.Current routine is done
Method is: after automobile encounters the problems such as performance degradation, can only go gradually to check problem by automobile engineer, this mode is not only time-consuming
Arduously, and without good experience accumulation, when there is same problem next time, it is also necessary to which automobile engineer checks again.Together
When, it since vehicle problem is global question, depends merely on some engineer and goes investigation problem, be difficult to find the basic original of problem
Cause simultaneously quickly solves problem.
It, can not promptly and accurately comprehensive since existing vehicle failure investigation method excessively relies on the technical level of field engineer
Close decision problem.The existing investigation to vehicle failure has at high cost, the bit error rate is high, working efficiency is low, reaction speed is slow to lack
Point.
Therefore, it is badly in need of the trouble analysis system and failure analysis methods of a kind of at low cost, high-efficient automobile test.
Summary of the invention
The present invention provides a kind of trouble analysis system of automobile test and failure analysis methods, in order to carry out vapour
Vehicle analyzes the failure of automobile appearance in time when testing, improve failure and solve efficiency and reduce the performance degradation degree of automobile.
One aspect of the present invention provides a kind of trouble analysis system of automobile test, comprising:
Vehicle data logger, for the vehicle body CAN that is electrically connected car running computer and automatic gear-box control unit
Line electrical connection, the engine parameter acquired by vehicle body CAN line real-time reception car running computer, automatic gear-box control unit
The automatic transmission parameter of acquisition, and it is sent to test parameters server；
Test parameters server for real-time reception and stores engine parameter and automatic transmission parameter；
Data transfer module, for transferring engine parameter and automatic transmission from test parameters server in real time
Parameter is sent to contrast module；It is also used to transfer engine performance threshold and automatic change from vehicle performance database in real time
Fast device performance threshold is sent to contrast module；
Contrast module, for engine parameter and engine performance threshold to be compared, if inconsistent,
Vehicle test comparing result, which is generated, according to engine parameter and engine performance threshold is sent to vehicle test report
Generation module；It is also used to compare automatic transmission parameter and automatic transmission performance threshold, if inconsistent, according to certainly
Dynamic transmission parameters and automatic transmission performance threshold generate vehicle test comparing result and are sent to vehicle test report generation mould
Block；
Vehicle test report generation module, for according to the engine parameter in vehicle test comparing result and automatically
Transmission parameters transfer corresponding fault solution from vehicle trouble scheme database, and according to vehicle test comparing result
Vehicle test report is generated with fault solution.
Further, contrast module is also used to generate alarm according to engine parameter and engine performance threshold
Request is sent to ACM alarm control module；It is also used to generate alarm according to automatic transmission parameter and automatic transmission performance threshold and ask
It asks and is sent to ACM alarm control module；
ACM alarm control module, for alarm request control alarm device alarm based on the received.
Further, further includes: vehicle performance database, for storing and updating engine performance threshold and automatic
Transmission performance threshold value；
Vehicle trouble scheme database is opposite with engine parameter and automatic transmission parameter for storing and updating
The fault solution answered.
It further, further include vehicle test report database, for storing and updating vehicle test report.
Further, engine parameter and automatic transmission parameter are wirelessly transmitted to test by vehicle data logger
Parameter server.
Further, vehicle data logger is joined engine by formula either in 3G/4G/WIFI/ bluetooth
Several and automatic transmission parameter is sent to test parameters server.
Further, vehicle test report generation module is also used to the vehicle test report of generation being sent to terminal.
Further, vehicle test report generation module is by formula either in 3G/4G/WIFI/ bluetooth by generation
Vehicle test report is sent to terminal.
The second aspect of the invention provides a kind of trouble analysis system based on the automobile test described among the above
The failure analysis methods of the automobile test of realization, comprising the following steps:
The fluid drive that engine parameter, the automatic gear-box control unit of real-time reception car running computer acquisition acquire
Device parameter；
Real-time storage engine parameter and automatic transmission parameter；
It transfers engine parameter and automatic transmission parameter and sends；In real time transfer engine performance threshold and
Automatic transmission performance threshold is simultaneously sent；
Engine parameter and engine performance threshold are compared, if inconsistent, started according to vehicle
Machine parameter and engine performance threshold generate vehicle test comparing result and send；By automatic transmission parameter and automatic change
Fast device performance threshold compares, if inconsistent, generates vehicle according to automatic transmission parameter and automatic transmission performance threshold
Experimental Comparison result is simultaneously sent；
According in vehicle test comparing result engine parameter and automatic transmission parameter transfer corresponding failure
Solution, and vehicle test report is generated according to vehicle test comparing result and fault solution.
Further, it further comprises the steps of: using contrast module according to engine parameter and engine performance threshold
Value generates alarm request Concurrency and send to ACM alarm control module；It is generated according to automatic transmission parameter and automatic transmission performance threshold
Alarm request Concurrency is sent to ACM alarm control module；
Control alarm device is requested to alert according to alarm using ACM alarm control module.
The trouble analysis system and failure analysis methods of automobile test provided by the invention, have compared with prior art
It improves below:
(1) pass through contrast module for engine parameter and automatic transmission parameter and preset engine performance
Threshold value and automatic transmission performance threshold compare, and judge whether engine and automatic transmission break down, and lead to
Cross vehicle test report generation module and vehicle test report generated according to previous fault solution, convenient for testing crew according to
Vehicle test report is clear, data when intuitively checking vehicle test, timely according to corresponding solution handling failure,
Reduce the cost of artificial investigation failure, the efficiency that failure solves when improving vehicle test.
(2) alarm device alarm is controlled by ACM alarm control module, convenient for timely notifying when vehicle test breaks down
Testing crew makes vehicle test personnel timely check and solve corresponding failure, improves the timeliness of test vehicle troubleshooting.
(3) comparison threshold value of vehicle performance database purchase test is utilized, convenient for carrying out according to the vehicle of different model
Dependent thresholds are transferred when test to compare, and improve the accuracy rate of fault warning and solution；Utilize vehicle trouble scheme database
Corresponding fault solution is stored, when breaking down convenient for automobile test, timely handling failure, does not check event manually
Barrier, effectively reduces cost.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is that the device of the trouble analysis system of automobile test in the embodiment of the present invention connects block diagram；
The step of Fig. 2 is the failure analysis methods of automobile test in embodiment of the present invention figure.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term), there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, it should be understood that have in the context of the prior art
The consistent meaning of meaning, and unless otherwise will not be explained in an idealized or overly formal meaning by specific definitions.
Present embodiments provide the trouble analysis system and failure analysis methods of a kind of automobile test.
As Fig. 1 (in figure arrow be signal direction of transfer), the trouble analysis system of the automobile test of the present embodiment, packet
It includes:
Vehicle data logger, for the vehicle body CAN that is electrically connected car running computer and automatic gear-box control unit
Line electrical connection, the engine parameter acquired by vehicle body CAN line real-time reception car running computer, automatic gear-box control unit
The automatic transmission parameter of acquisition, and it is sent to test parameters server；
Test parameters server for real-time reception and stores engine parameter and automatic transmission parameter；
Data transfer module, for transferring engine parameter and automatic transmission from test parameters server in real time
Parameter is sent to contrast module；It is also used to transfer engine performance threshold and automatic change from vehicle performance database in real time
Fast device performance threshold is sent to contrast module；
Contrast module, for engine parameter and engine performance threshold to be compared, if inconsistent,
Vehicle test comparing result, which is generated, according to engine parameter and engine performance threshold is sent to vehicle test report
Generation module；It is also used to compare automatic transmission parameter and automatic transmission performance threshold, if inconsistent, according to certainly
Dynamic transmission parameters and automatic transmission performance threshold generate vehicle test comparing result and are sent to vehicle test report generation mould
Block；
Vehicle test report generation module, for according to the engine parameter in vehicle test comparing result and automatically
Transmission parameters transfer corresponding fault solution from vehicle trouble scheme database, and according to vehicle test comparing result
Vehicle test report is generated with fault solution.
The trouble analysis system of the automobile test of the present embodiment, by contrast module by engine parameter and automatically
Transmission parameters are compared with preset engine performance threshold and automatic transmission performance threshold, judge that vehicle starts
Whether machine and automatic transmission break down, and raw according to previous fault solution by vehicle test report generation module
It is reported at vehicle test, reports data when clearly, intuitively checking vehicle test according to vehicle test convenient for testing crew, and
When according to corresponding solution handling failure, reduce the cost of artificial investigation failure, failure when improving vehicle test
The efficiency of solution.
Such as Fig. 1, when it is implemented, contrast module is also used to according to engine parameter and engine performance threshold
It generates alarm request and is sent to ACM alarm control module；It is also used to raw according to automatic transmission parameter and automatic transmission performance threshold
ACM alarm control module is sent at alarm request；
ACM alarm control module, for alarm request control alarm device alarm based on the received.
Alarm device alarm is controlled by ACM alarm control module, convenient for timely notifying to test when vehicle test breaks down
Personnel make vehicle test personnel timely check and solve corresponding failure, improve the timeliness of test vehicle troubleshooting.Specifically
When implementation, alarm device can be alerted by various ways such as sound, light.
Such as Fig. 1, when it is implemented, further include: vehicle performance database, for storing and updating engine performance threshold
Value and automatic transmission performance threshold；
Vehicle trouble scheme database is opposite with engine parameter and automatic transmission parameter for storing and updating
The fault solution answered.
Using the comparison threshold value of vehicle performance database purchase test, convenient for being tested according to the vehicle of different model
When transfer dependent thresholds and compare, improve the accuracy rate of fault warning and solution；It is stored using vehicle trouble scheme database
Corresponding fault solution, when breaking down convenient for automobile test, timely handling failure, does not check failure manually,
Effectively reduce cost.
As Fig. 1 is reported when it is implemented, further including vehicle test report database for storing and updating vehicle test.
Convenient for unified management and it is subsequent check, analyze, be also beneficial to the improvement of vehicle.
When it is implemented, engine parameter and automatic transmission parameter are wirelessly transmitted to examination by vehicle data logger
Test parameter server.The limitation adjusted the distance using can wirelessly reduce this system, can be improved the adaptability of this system,
Convenient for promoting.
When it is implemented, vehicle data logger is by formula either in 3G/4G/WIFI/ bluetooth by engine
Parameter and automatic transmission parameter are sent to test parameters server.The realization of these types of wireless mode is fairly simple, cost compared with
It is low, the cost of this system is advantageously reduced, efficiency of transmission is improved.When it is implemented, also can according to need wireless using other
Mode such as NFC, the modes such as infrared carry out the transmission or transmission, reception of information, be configured as needed.
When it is implemented, vehicle test report generation module is also used to the vehicle test report of generation being sent to terminal.
Testing crew can be checked and be monitored at any time to vehicle test according to handheld terminal, and it is convenient, flexible to have the advantages that.
When it is implemented, vehicle test report generation module will be generated by formula either in 3G/4G/WIFI/ bluetooth
Vehicle test report be sent to terminal.The realization of these types of wireless mode is fairly simple, cost is relatively low, advantageously reduces and is
The cost of system improves efficiency of transmission.When it is implemented, also can according to need using other wirelessly such as NFC, infrared
Mode carries out the transmission or transmission, reception of information, is configured as needed.
Such as Fig. 1, in the trouble analysis system of the automobile test of the present embodiment, vehicle data logger respectively with driving electricity
Brain, automatic gear-box control unit, test parameters server electrical connection, data transfer module respectively with test parameters server,
Vehicle performance database, contrast module electrical connection, ACM alarm control module are electrically connected with contrast module, alarm device respectively, vehicle examination
Report generation module is tested to be electrically connected with contrast module, vehicle trouble scheme database, vehicle test report database, terminal respectively
It connects.
Such as Fig. 2, the present embodiment additionally provide it is a kind of based on the above embodiment described in automobile test accident analysis
The failure analysis methods for the automobile test that system is realized, comprising the following steps:
Step 100, the engine parameter of real-time reception car running computer acquisition, automatic gear-box control unit acquire
Automatic transmission parameter；
Step 200, real-time storage engine parameter and automatic transmission parameter；
Step 300 is transferred engine parameter and automatic transmission parameter and is sent；Engine is transferred in real time
Energy threshold value and automatic transmission performance threshold are simultaneously sent；
Step 400 compares engine parameter and engine performance threshold, if inconsistent, basis
Engine parameter and engine performance threshold generate vehicle test comparing result and send；By automatic transmission parameter
It is compared with automatic transmission performance threshold, if inconsistent, according to automatic transmission parameter and automatic transmission performance threshold
Value generates vehicle test comparing result and sends；
Step 500, according in vehicle test comparing result engine parameter and automatic transmission parameter transfer phase
The fault solution answered, and vehicle test report is generated according to vehicle test comparing result and fault solution.
The failure analysis methods of the automobile test of the present embodiment, by contrast module by engine parameter and automatically
Transmission parameters are compared with preset engine performance threshold and automatic transmission performance threshold, judge that vehicle starts
Whether machine and automatic transmission break down, and raw according to previous fault solution by vehicle test report generation module
It is reported at vehicle test, reports data when clearly, intuitively checking vehicle test according to vehicle test convenient for testing crew, and
When according to corresponding solution handling failure, reduce the cost of artificial investigation failure, failure when improving vehicle test
The efficiency of solution.
When it is implemented, can with the following steps are included:
Step 600 is generated to alert and be asked using contrast module according to engine parameter and engine performance threshold
It asks and is sent to ACM alarm control module；Alarm request Concurrency is generated according to automatic transmission parameter and automatic transmission performance threshold
It send to ACM alarm control module；
Step 700 requests control alarm device to alert using ACM alarm control module according to alarm.
Alarm device alarm is controlled by ACM alarm control module, convenient for timely notifying to test when vehicle test breaks down
Personnel make vehicle test personnel timely check and solve corresponding failure, improve the timeliness of test vehicle troubleshooting.
The trouble analysis system and failure analysis methods of the automobile test of the present embodiment in the specific implementation, vehicle data
Recorder can be electrically connected by the OBD interface of automobile with car running computer and automatic gear-box control unit；Test parameters service
Device is also possible to database, as long as being able to achieve storage engine parameter and automatic transmission parameter.
For embodiment of the method, for simple description, therefore, it is stated as a series of action combinations, but this field
Technical staff should be aware of, and embodiment of that present invention are not limited by the describe sequence of actions, because implementing according to the present invention
Example, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know that, specification
Described in embodiment belong to preferred embodiment, the actions involved are not necessarily necessary for embodiments of the present invention.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of trouble analysis system of automobile test characterized by comprising
Vehicle data logger, for the vehicle body CAN line electricity that is electrically connected car running computer and automatic gear-box control unit
Connection, the engine parameter acquired by vehicle body CAN line real-time reception car running computer, automatic gear-box control unit acquire
Automatic transmission parameter, and be sent to test parameters server；
Test parameters server for real-time reception and stores engine parameter and automatic transmission parameter；
Data transfer module, for transferring engine parameter and automatic transmission parameter from test parameters server in real time
It is sent to contrast module；It is also used to transfer engine performance threshold and automatic transmission from vehicle performance database in real time
Performance threshold is sent to contrast module；
Contrast module, for engine parameter and engine performance threshold to be compared in real time, if inconsistent,
Vehicle test comparing result, which is generated, according to engine parameter and engine performance threshold is sent to vehicle test report
Generation module；It is also used in real time compare automatic transmission parameter and automatic transmission performance threshold, if inconsistent, root
Vehicle test comparing result, which is generated, according to automatic transmission parameter and automatic transmission performance threshold is sent to vehicle test report life
At module；
Vehicle test report generation module, for according to the engine parameter and fluid drive in vehicle test comparing result
Device parameter transfers corresponding fault solution from vehicle trouble scheme database in real time, and according to vehicle test comparing result
Vehicle test report is generated with fault solution.
2. the trouble analysis system of automobile test according to claim 1, which is characterized in that contrast module is also used to root
Alarm request, which is generated, according to engine parameter and engine performance threshold is sent to ACM alarm control module；It is also used to basis
Automatic transmission parameter and automatic transmission performance threshold generate alarm request and are sent to ACM alarm control module；
ACM alarm control module, for alarm request control alarm device alarm based on the received.
3. the trouble analysis system of automobile test according to claim 2, which is characterized in that further include: vehicle performance
Database, for storing and updating engine performance threshold and automatic transmission performance threshold；
Vehicle trouble scheme database, it is corresponding with engine parameter and automatic transmission parameter for storing and updating
Fault solution.
4. the trouble analysis system of automobile test according to claim 3, which is characterized in that further include vehicle test report
Database is accused, for storing and updating vehicle test report.
5. the trouble analysis system of automobile test according to claim 2, which is characterized in that vehicle data logger will
Engine parameter and automatic transmission parameter are wirelessly transmitted to test parameters server.
6. the trouble analysis system of automobile test according to claim 5, which is characterized in that vehicle data logger is logical
It either crosses in 3G/4G/WIFI/ bluetooth formula and engine parameter and automatic transmission parameter is sent to test parameters clothes
Business device.
7. according to claim 1 in -6 automobile test described in any claim trouble analysis system, which is characterized in that
Vehicle test report generation module is also used to the vehicle test report of generation being sent to terminal.
8. the trouble analysis system of automobile test according to claim 7, which is characterized in that vehicle test report generation
The vehicle test report of generation is sent to terminal by formula either in 3G/4G/WIFI/ bluetooth by module.
9. a kind of failure point for the automobile test that the trouble analysis system based on automobile test described in claim 1 is realized
Analysis method, which comprises the following steps:
Engine parameter, the automatic transmission ginseng of automatic gear-box control unit acquisition of real-time reception car running computer acquisition
Number；
Real-time storage engine parameter and automatic transmission parameter；
It transfers engine parameter and automatic transmission parameter in real time and sends；In real time transfer engine performance threshold and
Automatic transmission performance threshold is simultaneously sent；
Engine parameter and engine performance threshold real-time perfoming are compared, if inconsistent, started according to vehicle
Machine parameter and engine performance threshold generate vehicle test comparing result and send；By automatic transmission parameter and automatic change
Fast device performance threshold real-time perfoming comparison, it is raw according to automatic transmission parameter and automatic transmission performance threshold if inconsistent
At vehicle test comparing result and send；
According in vehicle test comparing result engine parameter and automatic transmission parameter transfer corresponding failure in real time
Solution, and vehicle test report is generated according to vehicle test comparing result and fault solution.
10. the failure analysis methods of automobile test according to claim 9, which is characterized in that further comprise the steps of:
Alarm request Concurrency is generated according to engine parameter and engine performance threshold using contrast module to send to announcement
Alert control module；Alarm request Concurrency is generated according to automatic transmission parameter and automatic transmission performance threshold to send to alarm control
Module；
Control alarm device is requested to alert according to alarm using ACM alarm control module.
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| CN201811066752.2A CN109324593A (en) | 2018-09-13 | 2018-09-13 | The trouble analysis system and failure analysis methods of automobile test |
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| CN201811066752.2A CN109324593A (en) | 2018-09-13 | 2018-09-13 | The trouble analysis system and failure analysis methods of automobile test |
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