CN109298281A - Ignition coil fault diagnosis system and method - Google Patents
Ignition coil fault diagnosis system and method Download PDFInfo
- Publication number
- CN109298281A CN109298281A CN201811556104.5A CN201811556104A CN109298281A CN 109298281 A CN109298281 A CN 109298281A CN 201811556104 A CN201811556104 A CN 201811556104A CN 109298281 A CN109298281 A CN 109298281A
- Authority
- CN
- China
- Prior art keywords
- coil
- acquisition module
- ignition coil
- fault diagnosis
- secondary coil
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/72—Testing of electric windings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
A kind of ignition coil fault diagnosis system, including ignition coil, primary coil acquisition module, secondary coil acquisition module, temperature collecting module, controller and display device, the ignition coil includes primary coil, secondary coil and magnetic core, the input terminal of the primary coil acquisition module is electrically connected with the primary coil, for acquiring the voltage at primary coil both ends, the secondary coil acquisition module is electrically connected with the secondary coil, for acquiring the voltage at secondary coil both ends, the temperature collecting module is used to acquire the temperature setting in ignition coil inside ignition coil, described controller and primary coil acquisition module, secondary coil acquisition module and temperature collecting module communication connection, the output end of the controller is connect with display device.Ignition coil fault diagnosis system and method provided by the invention are quick, the target of the failure of automobile ignition coil is accurately positioned, and have stronger versatility.
Description
Technical field
The present invention relates to a kind of ignition coil more particularly to a kind of ignition coil fault diagnosis systems and method.
Background technique
Automobile ignition coil is mainly made of primary coil, secondary coil and iron core etc..In ignition system, igniting is utilized
Low tension is got higher piezoelectricity by coil, and spark plug is made to generate electric spark.In general, the failure rate of engine igniting system is higher.
It is not intuitive after generation failure due to the particularity of ignition coil structure, also due to engine brand is various, ignition coil
Difference existing for energy, often brings certain difficulty to troubleshooting effort.
Therefore, it is necessary to a kind of failures quick, that automobile ignition coil is accurately positioned for being common to most of automobile brand to examine
Disconnected system and method for diagnosing faults.
Summary of the invention
In consideration of it, the present invention provide a kind of ignition coil fault diagnosis system and method quickly, automotive ignition is accurately positioned
The target of the failure of coil, while the fault diagnosis and location of the ignition coil of general most of automobile brand, have stronger
Versatility.
The present invention provides a kind of ignition coil fault diagnosis system, which is characterized in that adopts including ignition coil, primary coil
Collect module, secondary coil acquisition module, temperature collecting module, controller and display device, the ignition coil includes primary line
Circle, secondary coil and magnetic core, the input terminal of the primary coil acquisition module are electrically connected with the primary coil, for acquiring just
The voltage at grade coil both ends, the secondary coil acquisition module is electrically connected with the secondary coil, for acquiring secondary coil two
The voltage at end, the temperature collecting module are used to acquire the temperature setting in ignition coil inside ignition coil, described control
Device and primary coil acquisition module, secondary coil acquisition module and temperature collecting module communication connection, the output of the controller
End is connect with display device.
Further, the temperature collecting module includes multiple temperature sensors.
Further, the multiple temperature sensor distribution is arranged in ignition coil.
Further, the secondary coil acquisition module further includes reduction voltage circuit.
Further, the secondary coil acquisition module further includes D/A converting circuit.
Further, the primary coil acquisition module further includes D/A converting circuit.
Further, the controller is single-chip microcontroller.
Further, the display device is digital oscilloscope.
The present invention provides a kind of ignition coil method for diagnosing faults, it is characterised in that:
S1: primary coil acquisition module is triggered by controller and acquires primary voltage；
S2: by primary voltage size compared with first threshold voltage, judge primary coil with the presence or absence of failure；If
Faulty, fault diagnosis terminates；If fault-free enters S3；
S3: the voltage that secondary coil acquisition module secondary coil acquires secondary coil output is triggered by controller；
S4: by secondary coil voltage compared with second threshold voltage, judge secondary coil with the presence or absence of failure；If there is event
Barrier, fault diagnosis terminate；If fault-free enters S5；
S5: temperature collecting module is triggered by controller, acquires the temperature inside ignition coil.
Beneficial effects of the present invention: the present invention provide a kind of ignition coil fault diagnosis system and method quickly, it is accurate fixed
The target of the failure of position automobile ignition coil, while the fault diagnosis and location of the ignition coil of general most of automobile brand,
With stronger versatility.
Specific embodiment
The present invention is made further instructions below:
A kind of ignition coil fault diagnosis system provided by the invention, which is characterized in that including ignition coil, primary coil
Acquisition module, secondary coil acquisition module, temperature collecting module, controller and display device, the ignition coil include primary
The input terminal of coil, secondary coil and magnetic core, the primary coil acquisition module is electrically connected with the primary coil, for acquiring
The voltage at primary coil both ends, the secondary coil acquisition module is electrically connected with the secondary coil, for acquiring secondary coil
The voltage at both ends, the temperature collecting module are used to acquire the temperature setting in ignition coil inside ignition coil, described control
Device and primary coil acquisition module processed, secondary coil acquisition module and temperature collecting module communication connection, the controller it is defeated
Outlet is connect with display device.Ignition coil uses existing structure, and structure is not belonging within improvement threshold of the invention, herein
It repeats no more.The controller is to use existing single-chip microcontroller, such as AVR single chip, 89S51 single-chip microcontroller, STM32 series unit
Machine etc., those skilled in the art can select suitable single-chip microcontroller according to actual work condition environment, such as according to the big of data flow
It is small, according to project cost etc..The display device uses existing digital oscilloscope, such as Tyke TDS series digit oscillograph.Just
Grade coil acquisition module uses existing voltage collection circuit；Secondary coil acquisition module uses existing high-voltage acquisition circuit.
In the present embodiment, the temperature collecting module includes multiple temperature sensors.In the present embodiment, the multiple
Temperature sensor distribution is arranged in ignition coil.Temperature sensor can be it is how many, preferably two, measuring coil two sides
Temperature, and send the mean value of temperature to controller, tester is then fed back to by controller.
In the present embodiment, the secondary coil acquisition module further includes reduction voltage circuit.The reduction voltage circuit is using existing
Transformer, high voltage is converted into low-voltage, then by operational amplifier (attenuation ratio 1:50), original KV level electricity
Buckling is the voltage signal within 5V
In the present embodiment, the secondary coil acquisition module further includes D/A converting circuit.
In the present embodiment, the primary coil acquisition module further includes D/A converting circuit.Because display of the invention fills
It sets using digital oscilloscope, therefore adds analog-to-digital conversion electric power in primary, secondary coil acquisition module.
In the present embodiment, the controller is single-chip microcontroller.The controller is to use existing single-chip microcontroller, such as AVR
Single-chip microcontroller, 89S51 single-chip microcontroller, STM32 series unit machine etc., those skilled in the art can select according to actual work condition environment
Suitable single-chip microcontroller, for example, according to the size of data flow, according to project cost etc..
In the present embodiment, the display device is digital oscilloscope.The secondary voltage waveform of ignition coil is that single is non-
Periodic signal, voltage rising time are generally 20us-40us, and amplitude is in 40kV or so, in order to accurately acquire secondary electrical
Press signal and the waveform of other signals, sample frequency that should reach 20MHz or more, this, which is just determined, must use high-speed data acquisition
System, which carries out sampling, could accurately describe collected data.For this feature, Tyke TDS series digit oscillograph has been selected then.
The present invention provides a kind of ignition coil method for diagnosing faults, it is characterised in that:
S1: primary coil acquisition module is triggered by controller and acquires primary voltage；
S2: by primary voltage size compared with first threshold voltage, judge primary coil with the presence or absence of failure；If
Faulty, fault diagnosis terminates；If fault-free enters S3；
S3: the voltage that secondary coil acquisition module secondary coil acquires secondary coil output is triggered by controller；
S4: by secondary coil voltage compared with second threshold voltage, judge secondary coil with the presence or absence of failure；If there is event
Barrier, fault diagnosis terminate；If fault-free enters S5；
S5: temperature collecting module is triggered by controller, acquires the temperature inside ignition coil.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (9)
1. a kind of ignition coil fault diagnosis system, which is characterized in that including ignition coil, primary coil acquisition module, secondary
Coil acquisition module, temperature collecting module, controller and display device, the ignition coil include primary coil, secondary coil
And magnetic core, the input terminal of the primary coil acquisition module is electrically connected with the primary coil, for acquiring primary coil both ends
Voltage, the secondary coil acquisition module is electrically connected with the secondary coil, for acquiring the voltage at secondary coil both ends, institute
Temperature collecting module is stated for acquiring temperature setting in ignition coil inside ignition coil, described controller and primary coil
Acquisition module, secondary coil acquisition module and temperature collecting module communication connection, the output end and display device of the controller
Connection.
2. ignition coil fault diagnosis system according to claim 1, which is characterized in that the temperature collecting module includes
Multiple temperature sensors.
3. ignition coil fault diagnosis system according to claim 2, which is characterized in that the multiple temperature sensor point
Cloth is arranged in ignition coil.
4. ignition coil fault diagnosis system according to claim 1, which is characterized in that the secondary coil acquisition module
It further include reduction voltage circuit.
5. ignition coil fault diagnosis system according to claim 1, which is characterized in that the secondary coil acquisition module
It further include D/A converting circuit.
6. ignition coil fault diagnosis system according to claim 1, which is characterized in that the primary coil acquisition module
It further include D/A converting circuit.
7. ignition coil fault diagnosis system according to claim 1, which is characterized in that the controller is single-chip microcontroller.
8. ignition coil fault diagnosis system according to claim 1, which is characterized in that the display device is shown for number
Wave device.
9. a kind of ignition coil method for diagnosing faults, it is characterised in that:
S1: primary coil acquisition module is triggered by controller and acquires primary voltage；
S2: by primary voltage size compared with first threshold voltage, judge primary coil with the presence or absence of failure；If there is event
Barrier, fault diagnosis terminate；If fault-free enters S3；
S3: the voltage that secondary coil acquisition module secondary coil acquires secondary coil output is triggered by controller；
S4: by secondary coil voltage compared with second threshold voltage, judge secondary coil with the presence or absence of failure；If faulty,
Fault diagnosis terminates；If fault-free enters S5；
S5: temperature collecting module is triggered by controller, acquires the temperature inside ignition coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556104.5A CN109298281A (en) | 2018-12-19 | 2018-12-19 | Ignition coil fault diagnosis system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556104.5A CN109298281A (en) | 2018-12-19 | 2018-12-19 | Ignition coil fault diagnosis system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109298281A true CN109298281A (en) | 2019-02-01 |
Family
ID=65142982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811556104.5A Pending CN109298281A (en) | 2018-12-19 | 2018-12-19 | Ignition coil fault diagnosis system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109298281A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113140967A (en) * | 2021-04-14 | 2021-07-20 | 一汽解放汽车有限公司 | Spark plug fault diagnosis circuit and method |
| CN113311363A (en) * | 2021-04-21 | 2021-08-27 | 潍柴动力股份有限公司 | Method, device, equipment and medium for diagnosing open-circuit fault of secondary coil of engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203811725U (en) * | 2014-05-13 | 2014-09-03 | 北京德尔福万源发动机管理系统有限公司 | Ignition coil test system |
| CN203835598U (en) * | 2014-05-09 | 2014-09-17 | 力帆实业(集团)股份有限公司 | Ignition coil boosting performance detection system |
| JP2015045312A (en) * | 2013-08-29 | 2015-03-12 | マツダ株式会社 | Glow plug control device and glow plug temperature estimation method |
| CN205936946U (en) * | 2016-08-24 | 2017-02-08 | 武汉菱电汽车电控系统股份有限公司 | Car ignition coil performance detection device |
| CN107687389A (en) * | 2017-09-12 | 2018-02-13 | 安徽江淮汽车集团股份有限公司 | Automobile Ignition Coil Measuring System |
| CN207920758U (en) * | 2018-03-03 | 2018-09-28 | 东莞传动电喷科技有限公司 | A kind of integration ignition coil |
-
2018
- 2018-12-19 CN CN201811556104.5A patent/CN109298281A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015045312A (en) * | 2013-08-29 | 2015-03-12 | マツダ株式会社 | Glow plug control device and glow plug temperature estimation method |
| CN203835598U (en) * | 2014-05-09 | 2014-09-17 | 力帆实业(集团)股份有限公司 | Ignition coil boosting performance detection system |
| CN203811725U (en) * | 2014-05-13 | 2014-09-03 | 北京德尔福万源发动机管理系统有限公司 | Ignition coil test system |
| CN205936946U (en) * | 2016-08-24 | 2017-02-08 | 武汉菱电汽车电控系统股份有限公司 | Car ignition coil performance detection device |
| CN107687389A (en) * | 2017-09-12 | 2018-02-13 | 安徽江淮汽车集团股份有限公司 | Automobile Ignition Coil Measuring System |
| CN207920758U (en) * | 2018-03-03 | 2018-09-28 | 东莞传动电喷科技有限公司 | A kind of integration ignition coil |
Non-Patent Citations (1)
| Title |
|---|
| 王伟: "电控发动机信号采集和故障模拟系统的设计", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113140967A (en) * | 2021-04-14 | 2021-07-20 | 一汽解放汽车有限公司 | Spark plug fault diagnosis circuit and method |
| CN113311363A (en) * | 2021-04-21 | 2021-08-27 | 潍柴动力股份有限公司 | Method, device, equipment and medium for diagnosing open-circuit fault of secondary coil of engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2985613B1 (en) | Method and system for detecting and locating single-phase ground fault on low current grounded power-distribution network | |
| CN103926514B (en) | High voltage equipment insulation diagnostic method under a kind of charging operation state | |
| CN103713245A (en) | XLPE cable partial discharge on-line monitoring system | |
| CN203502580U (en) | Checking system for online insulation monitoring device | |
| CN106680700A (en) | Isolation switch intelligence diagnosis system and method thereof | |
| CN202676858U (en) | Partial discharge test system under impulse voltage | |
| CN207730875U (en) | Insulation fault detection device for wind driven generator winding | |
| CN104132610A (en) | Distribution network transformer low-voltage winding deformation belt electric detection device and method | |
| CN109298281A (en) | Ignition coil fault diagnosis system and method | |
| CN104090216A (en) | Device and method for detecting wiring harness high-voltage insulation | |
| CN102680862A (en) | Device and method for online monitoring of partial discharge of shunt capacitor | |
| CN101614798B (en) | Polarity detection system of electronic transformer | |
| CN203799008U (en) | Pillar type electronic current transformer primary vibration test data acquisition device | |
| CN109765441A (en) | The sub- fault judgment method of Intelligent insulation | |
| CN206945795U (en) | A kind of transmission line of electricity voltage x current monitoring system | |
| CN201386615Y (en) | Auto electronic ignition system component performance and fault detection device | |
| CN204154872U (en) | A kind of device detecting fossil power plant auxiliary engine system low-voltage ride-through capability | |
| CN204256059U (en) | A kind of 10kV shunt reactor switching service test system | |
| CN220438434U (en) | Pulse power supply parameter measuring device based on FIFO | |
| CN108761297B (en) | Dry-type air-core reactor partial discharge fault on-line monitoring appearance based on high frequency signal | |
| CN103982354A (en) | Comprehensive parameter tester for vehicle ignition coil | |
| CN215261858U (en) | Power equipment state diagnostic device | |
| CN210626597U (en) | Detection apparatus for utilize capacitive sleeve pipe end screen to carry out homonymy high-tension apparatus partial discharge | |
| CN208780776U (en) | Dry-type air-core reactor partial discharges fault on-line computing model based on high-frequency signal | |
| CN208421171U (en) | A kind of Mechanical Failure of HV Circuit Breaker test instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190201 |
|
| WD01 | Invention patent application deemed withdrawn after publication |