CN102606363A - Method for testing secondary voltage of ignition coil on entire vehicle - Google Patents
Method for testing secondary voltage of ignition coil on entire vehicle Download PDFInfo
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- CN102606363A CN102606363A CN2012100857769A CN201210085776A CN102606363A CN 102606363 A CN102606363 A CN 102606363A CN 2012100857769 A CN2012100857769 A CN 2012100857769A CN 201210085776 A CN201210085776 A CN 201210085776A CN 102606363 A CN102606363 A CN 102606363A
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- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title abstract description 4
- 208000028659 discharge Diseases 0.000 claims abstract description 9
- 238000010998 test method Methods 0.000 claims description 10
- 238000010304 firing Methods 0.000 claims description 2
- 239000000523 sample Substances 0.000 abstract 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a method for testing secondary voltage of an ignition coil on an entire vehicle. The method comprises the steps of: replacing a high voltage damper on an engine with a high voltage damper for testing with a tee; connecting the positive pole of an oscilloscope probe with the high voltage damper for testing with the tee, ground connecting the negative pole of the oscilloscope probe with a vehicle body; adjusting the oscilloscope until the waveform with a voltage range of 20,000-40,000V can be clearly displayed; starting the engine till the engine is fully heated, opening the oscilloscope when the vehicle is in an idle mode, observing the voltage waveform of the oscilloscope; stepping on the gas to change a rotation speed of the engine, and respectively observing the waveform of the secondary discharge voltage of the ignition coil in the oscilloscope at different rotation speeds, and recording the secondary discharge voltage of the ignition coil in the oscilloscope at each rotation speed. According to the invention, the device used by the testing method is simple; the secondary voltage of the ignition coil is conveniently, clearly and exactly tested out on the entire vehicle; and specific and detailed technical support is provided for the analysis of the property and the fault of the ignition coil.
Description
Technical field
The present invention relates to automobile electrical appliances, be specifically related to spark coil secondary voltage test method on car load.
Background technique
In order to overhaul vehicle, need carry out integration testing to spark coil sometimes, observe secondary discharge voltage and whether reach requirement, judge with this whether motor catches fire.The test method of spark coil secondary voltage; Mostly be on test stand, to carry out, the test that on car load, is directed against the spark coil secondary voltage is also arranged, but must use special spark coil testing apparatus; This mechanical discipline property is strong, but the shortcoming that existence costs an arm and a leg, equipment volume is huge.
Summary of the invention
The present invention provide a kind of on car load spark coil secondary voltage test method, the equipment that this test method is utilized is simple, on car load, can test out the spark coil secondary voltage convenient, clear, exactly.
Of the present invention on car load spark coil secondary voltage test method, its step comprises:
A, with the high voltage damper on the motor be replaced with the test with the band threeway high voltage damper;
B, the positive pole of oscilloprobe and the test high voltage damper with the band threeway is connected, the negative pole of oscilloprobe is connected with vehicle body ground;
C, oscillograph is adjusted to can be clear demonstrates voltage range at 2～40,000 volts waveform;
D, pilot engine to abundant warming-up, vehicle under idling mode, the voltage waveform that observation oscilloscope shows;
E, stepping on the gas changes the rotating speed of motor, and the waveform of point of observation fire coil secondary discharge voltage in oscillograph under different rotating speeds respectively, and carries out each rotating speed down-firing coil secondary discharge voltage record.
The engine speed of said step f is chosen 2000 rev/mins, 2500 rev/mins, 3000 rev/mins, 3500 rev/mins, 4000 rev/mins, 4500 rev/mins, 5000 rev/mins and 5500 rev/mins respectively and is tested.
Voltage waveform that different rotating speeds is tested out and the normal waveform under this rotating speed compare, and the difference of basic two kinds of waveforms is analyzed performance and fault with the judging point fire coil.
Beneficial effect of the present invention: the equipment that this test method is utilized is simple, on car load, can make things convenient for, clear, test out the spark coil secondary voltage exactly, to spark coil performance and faults analysis concrete, detailed technical support is provided.
Description of drawings
Fig. 1 is a schematic representation of the present invention;
Wherein, 1, oscillograph, 2, spark coil, 3, test is with the high voltage damper of band threeway, 4, spark plug, 5, the positive pole of oscilloprobe, 6, the negative pole of oscilloprobe.
Embodiment
Below in conjunction with accompanying drawing the present invention is described further.
As shown in Figure 1, comprise that oscillograph 1, spark coil 2, test are with high voltage damper 3, spark plug 4, the positive pole 5 of oscilloprobe and the negative pole 6 of oscilloprobe of being with threeway.
The step of spark coil secondary voltage test method is following on car load:
Step a, that the high voltage damper on the motor is replaced with test is following with the step of high voltage damper 3 of band threeway;
A1, close ignition key switch;
A2, open engine nacelle lid, manually the connector assembly of cut-off point fire coil 2 and wire harness end is pulled down the fixing bolt of spark coil 2 with the spanner of M8 then, from motor, takes off spark coil 2 and high voltage damper together again;
A3, then with the high voltage damper 3 replacement original high voltage damper of test with the band threeway; Treat this spark coil 2 and the test with the band threeway high voltage damper 3 be connected finish after; Again be assemblied in this spark coil 2 and test on the motor by former mode with the high voltage damper 3 of being with threeway, the spanner with M8 fixes the fixing bolt of spark coil 2 again by regulation moment more again.
Step b, the positive pole 5 of oscilloprobe and the test high voltage damper 3 with the band threeway is connected, the negative pole 6 of oscilloprobe is connected with vehicle body ground;
Step c, open oscillograph 1, with oscillograph 1 be adjusted to can clear demonstration 2～40,000 volts of voltage ranges waveform;
Steps d, pilot engine to abundant warming-up, vehicle under idling mode, the voltage waveform that observation oscilloscope 1 shows;
Step e, step on the gas; Observe engine speed; Make it reach rotating speeds such as 2000 rev/mins, 2500 rev/mins, 3000 rev/mins, 3500 rev/mins, 4000 rev/mins, 4500 rev/mins, 5000 rev/mins, 5500 rev/mins respectively; At the waveform of point of observation fire coil secondary discharge voltage in oscillograph 1 under each rotating speed, and carry out fire coil secondary discharge voltage record under each rotating speed.Voltage waveform that different rotating speeds is tested out and the normal waveform under this rotating speed compare, and the difference of basic two kinds of waveforms is analyzed performance and fault with the judging point fire coil.
Claims (2)
1. spark coil secondary voltage test method on car load, its step comprises:
A, with the high voltage damper on the motor be replaced with the test with the band threeway high voltage damper;
B, the positive pole of oscilloprobe and the test high voltage damper with the band threeway is connected, the negative pole of oscilloprobe is connected with vehicle body ground;
C, oscillograph is adjusted to clearly demonstrates voltage range at 2～40,000 volts waveform;
D, pilot engine to abundant warming-up, vehicle under idling mode, the voltage waveform that observation oscilloscope shows;
E, stepping on the gas changes the rotating speed of motor, and the waveform of point of observation fire coil secondary discharge voltage in oscillograph under different rotating speeds respectively, and carries out each rotating speed down-firing coil secondary discharge voltage record.
2. according to claim 1 on car load spark coil secondary voltage test method, it is characterized in that: the engine speed of said step e is chosen 2000 rev/mins, 2500 rev/mins, 3000 rev/mins, 3500 rev/mins, 4000 rev/mins, 4500 rev/mins, 5000 rev/mins and 5500 rev/mins respectively and is tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210085776.9A CN102606363B (en) | 2012-03-28 | 2012-03-28 | One ignition coil secondary voltage test method on car load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210085776.9A CN102606363B (en) | 2012-03-28 | 2012-03-28 | One ignition coil secondary voltage test method on car load |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102606363A true CN102606363A (en) | 2012-07-25 |
| CN102606363B CN102606363B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210085776.9A Expired - Fee Related CN102606363B (en) | 2012-03-28 | 2012-03-28 | One ignition coil secondary voltage test method on car load |
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| Country | Link |
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| CN (1) | CN102606363B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939255A (en) * | 2014-04-30 | 2014-07-23 | 中国第一汽车股份有限公司 | Ignition test system and test method based on operation state of engine |
| CN104279113A (en) * | 2013-07-04 | 2015-01-14 | 重庆长安汽车股份有限公司 | Engine ignition energy testing device for vehicle |
| CN106323646A (en) * | 2016-08-18 | 2017-01-11 | 深圳市保千里电子有限公司 | Method and system for identifying starting of vehicle based on battery voltage |
| CN110894816A (en) * | 2018-09-12 | 2020-03-20 | 中国石油天然气股份有限公司 | Fault diagnosis apparatus and fault diagnosis method for engine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5487676A (en) * | 1992-11-10 | 1996-01-30 | Honda Giken Kogyo Kabushiki Kaisha | Spark plug cap with ignition voltage detective capacitor for internal combustion engine |
| JP2000054942A (en) * | 1998-08-07 | 2000-02-22 | Toyota Motor Corp | Air-fuel ratio control device for internal combustion engine |
| CN1522340A (en) * | 2001-07-31 | 2004-08-18 | 斯耐普昂技术有限公司 | Coil on plug inductive sampling method and apparatus |
| CN201321945Y (en) * | 2008-10-31 | 2009-10-07 | 北京德尔福万源发动机管理系统有限公司 | Test device for ignition coil |
| CN102384937A (en) * | 2010-09-06 | 2012-03-21 | 上海华普汽车有限公司 | High-voltage wire detector for engines |
-
2012
- 2012-03-28 CN CN201210085776.9A patent/CN102606363B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5487676A (en) * | 1992-11-10 | 1996-01-30 | Honda Giken Kogyo Kabushiki Kaisha | Spark plug cap with ignition voltage detective capacitor for internal combustion engine |
| JP2000054942A (en) * | 1998-08-07 | 2000-02-22 | Toyota Motor Corp | Air-fuel ratio control device for internal combustion engine |
| CN1522340A (en) * | 2001-07-31 | 2004-08-18 | 斯耐普昂技术有限公司 | Coil on plug inductive sampling method and apparatus |
| CN201321945Y (en) * | 2008-10-31 | 2009-10-07 | 北京德尔福万源发动机管理系统有限公司 | Test device for ignition coil |
| CN102384937A (en) * | 2010-09-06 | 2012-03-21 | 上海华普汽车有限公司 | High-voltage wire detector for engines |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279113A (en) * | 2013-07-04 | 2015-01-14 | 重庆长安汽车股份有限公司 | Engine ignition energy testing device for vehicle |
| CN104279113B (en) * | 2013-07-04 | 2017-10-10 | 重庆长安汽车股份有限公司 | A kind of vehicular engine ignition energy test device |
| CN103939255A (en) * | 2014-04-30 | 2014-07-23 | 中国第一汽车股份有限公司 | Ignition test system and test method based on operation state of engine |
| CN106323646A (en) * | 2016-08-18 | 2017-01-11 | 深圳市保千里电子有限公司 | Method and system for identifying starting of vehicle based on battery voltage |
| CN110894816A (en) * | 2018-09-12 | 2020-03-20 | 中国石油天然气股份有限公司 | Fault diagnosis apparatus and fault diagnosis method for engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102606363B (en) | 2016-03-02 |
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Granted publication date: 20160302 |