CN106227193A - A kind of vehicle fault diagnosis system and diagnostic method thereof - Google Patents
A kind of vehicle fault diagnosis system and diagnostic method thereof Download PDFInfo
- Publication number
- CN106227193A CN106227193A CN201610722411.0A CN201610722411A CN106227193A CN 106227193 A CN106227193 A CN 106227193A CN 201610722411 A CN201610722411 A CN 201610722411A CN 106227193 A CN106227193 A CN 106227193A
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- CN
- China
- Prior art keywords
- automobile
- controller
- parts
- diagnostor
- parameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of Development in Vehicle On-Board Diagnostics system and diagnostic method thereof, device includes: for the data acquisition unit being acquired vehicle operating parameter；The diagnostor of parameter is controlled to obtain controller for connecting automobile controller, described diagnostor is additionally attached on several harvester obtain automobile actual operation parameters and compares with fault diagnosis by it with controller control parameter, and it can realize the self diagnosis to vehicle failure.
Description
Technical field
The present invention relates to automotive field, in particular it relates to a kind of Development in Vehicle On-Board Diagnostics system and diagnostic method thereof.
Background technology
Along with the development of auto technology, automatization's electronic control technology is made in maintenance process in the manufacture of new automobile
With, novel automobile have employed substantial amounts of electronic control unit, and maintenance and the maintenance of automobile are no longer simple mechanically actuateds, and
It is increasingly to rely on professional tool electronic, computerized for counsel.The auto repair in past is based on repair of machine and part reparation,
Modern Vehicle Repair is then driven in the diagnostic techniques being diagnosed as core with Mechatronic Systems.In order in response to new trend, how realize vapour
The self-diagnosis of trouble of car has Research Significance and is necessary very much.
Summary of the invention
The present invention is to solve that above-mentioned technical problem provides a kind of Development in Vehicle On-Board Diagnostics system and diagnostic method thereof, it can be real
The now self diagnosis to vehicle failure.
The present invention solves the problems referred to above and be the technical scheme is that
A kind of automotive diagnostic unit, including:
For the data acquisition unit that vehicle operating parameter is acquired；
Controlling the diagnostor of parameter for connecting automobile controller to obtain controller, described diagnostor is additionally attached to number and gathers dress
Put to obtain automobile actual operation parameters and it is compared with fault diagnosis with controller control parameter.During use, examine
Disconnected device is connected with the controller of automobile, to obtain the control parameter of automobile.The automotive diagnostic unit of the present invention utilizes diagnosis
Automobile each parts ruuning situation that the control parameter of device comparison automobile controller and data acquisition unit gather, to carry out fault
Judge.
As preferably, described diagnostor is also associated with display device, wireless signal receiver, alarm device.
As preferably, described diagnostor connects and has bluetooth module and USB interface.
As preferably, described data acquisition unit includes that described data acquisition unit includes speed data collection device, air inlet discrimination
Pipe pressure harvester, throttle valve position harvester, air velocity harvester, fuel pressure harvester.
A kind of Diagnosis method of automobile faults, including:
Obtain the actual operating data of each parts of automobile；
Obtain the control parameter that automobile controller sends to each parts；
The control parameter that actual operating data and the controller of each parts send to each parts is compared, with failure judgement.
The actual operating data of described each parts includes speed, air-distributor pressure, throttle valve position, air velocity, combustion
Material pressure.
To sum up, the invention has the beneficial effects as follows:
The automotive diagnostic unit of the present invention and method utilize control parameter and the data acquisition of diagnostor comparison automobile controller
Automobile each parts ruuning situation that acquisition means gathers, to judge fault, to realize autodiagnosis.
Detailed description of the invention
Below in conjunction with embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that institute
The embodiment described is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, this
The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into the present invention
The scope of protection.
Embodiment 1:
A kind of automotive diagnostic unit, including:
For the data acquisition unit that vehicle operating parameter is acquired；
Controlling the diagnostor of parameter for connecting automobile controller to obtain controller, described diagnostor is additionally attached to number and gathers dress
Put to obtain automobile actual operation parameters and it is compared with fault diagnosis with controller control parameter.
Display device, wireless signal receiver, alarm device it is also associated with on described diagnostor.
Connect on described diagnostor and have bluetooth module and USB interface.
Described data acquisition unit includes that described data acquisition unit includes speed data collection device, air-distributor pressure collection
Device, throttle valve position harvester, air velocity harvester, fuel pressure harvester.
During use, diagnostor is connected with the controller of automobile, to obtain the control parameter of automobile.The vehicle failure of the present invention
The diagnostic equipment utilizes the control parameter of diagnostor comparison automobile controller and each parts of automobile of data acquisition unit collection to run
Situation, to judge fault.
Embodiment 2:
A kind of Diagnosis method of automobile faults, including:
Obtain the actual operating data of each parts of automobile；
Obtain the control parameter that automobile controller sends to each parts；
The control parameter that actual operating data and the controller of each parts send to each parts is compared, with failure judgement.
The actual operating data of described each parts includes speed, air-distributor pressure, throttle valve position, air velocity, combustion
Material pressure.
As it has been described above, the present invention can preferably be realized.
Claims (6)
1. an automotive diagnostic unit, it is characterised in that including:
For the data acquisition unit that vehicle operating parameter is acquired；
Controlling the diagnostor of parameter for connecting automobile controller to obtain controller, described diagnostor is additionally attached to number and gathers dress
Put to obtain automobile actual operation parameters and it is compared with fault diagnosis with controller control parameter.
A kind of automotive diagnostic unit the most according to claim 1, it is characterised in that: it is also associated with on described diagnostor
Display device, wireless signal receiver, alarm device.
A kind of automotive diagnostic unit the most according to claim 1, it is characterised in that: connect on described diagnostor and have indigo plant
Tooth module and USB interface.
A kind of automotive diagnostic unit the most according to claim 1, it is characterised in that: described data acquisition unit includes
Speed data collection device, air-distributor pressure harvester, throttle valve position harvester, air velocity harvester, fuel pressure
Force acquisition device.
5. a Diagnosis method of automobile faults, it is characterised in that including:
Obtain the actual operating data of each parts of automobile；
Obtain the control parameter that automobile controller sends to each parts；
The control parameter that actual operating data and the controller of each parts send to each parts is compared, with failure judgement.
A kind of Diagnosis method of automobile faults the most according to claim 5, it is characterised in that: the actual motion of described each parts
Data include speed, air-distributor pressure, throttle valve position, air velocity, fuel pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722411.0A CN106227193A (en) | 2016-08-25 | 2016-08-25 | A kind of vehicle fault diagnosis system and diagnostic method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722411.0A CN106227193A (en) | 2016-08-25 | 2016-08-25 | A kind of vehicle fault diagnosis system and diagnostic method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106227193A true CN106227193A (en) | 2016-12-14 |
Family
ID=57554404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610722411.0A Pending CN106227193A (en) | 2016-08-25 | 2016-08-25 | A kind of vehicle fault diagnosis system and diagnostic method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106227193A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414245A (en) * | 2018-05-31 | 2018-08-17 | 武汉理工大学 | A kind of automobile-used failure diagnostic apparatus system of motor |
| CN108956149A (en) * | 2018-08-13 | 2018-12-07 | 广州朗讯猛虎汽车检测有限公司 | A kind of automobile engine failure diagnosis system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6542799B2 (en) * | 1999-11-30 | 2003-04-01 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Vehicle trouble diagnosis method, vehicle trouble diagnosis apparatus and computer-readable record medium recording trouble diagnosis program |
| CN101807058A (en) * | 2010-03-26 | 2010-08-18 | 清华大学 | Operational information recording and fault analysis apparatus for hybrid electric vehicle power train |
| CN102141807A (en) * | 2011-04-22 | 2011-08-03 | 柳州五菱汽车有限责任公司 | Upper computer, lower computer, monitoring system and method |
| CN102929272A (en) * | 2012-11-01 | 2013-02-13 | 重庆长安汽车股份有限公司 | Motor system fault processing method and processor |
-
2016
- 2016-08-25 CN CN201610722411.0A patent/CN106227193A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6542799B2 (en) * | 1999-11-30 | 2003-04-01 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Vehicle trouble diagnosis method, vehicle trouble diagnosis apparatus and computer-readable record medium recording trouble diagnosis program |
| CN101807058A (en) * | 2010-03-26 | 2010-08-18 | 清华大学 | Operational information recording and fault analysis apparatus for hybrid electric vehicle power train |
| CN102141807A (en) * | 2011-04-22 | 2011-08-03 | 柳州五菱汽车有限责任公司 | Upper computer, lower computer, monitoring system and method |
| CN102929272A (en) * | 2012-11-01 | 2013-02-13 | 重庆长安汽车股份有限公司 | Motor system fault processing method and processor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414245A (en) * | 2018-05-31 | 2018-08-17 | 武汉理工大学 | A kind of automobile-used failure diagnostic apparatus system of motor |
| CN108956149A (en) * | 2018-08-13 | 2018-12-07 | 广州朗讯猛虎汽车检测有限公司 | A kind of automobile engine failure diagnosis system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |