CN102493908A - System for detecting ignition energy of magnetor - Google Patents
System for detecting ignition energy of magnetor Download PDFInfo
- Publication number
- CN102493908A CN102493908A CN2011104541972A CN201110454197A CN102493908A CN 102493908 A CN102493908 A CN 102493908A CN 2011104541972 A CN2011104541972 A CN 2011104541972A CN 201110454197 A CN201110454197 A CN 201110454197A CN 102493908 A CN102493908 A CN 102493908A
- Authority
- CN
- China
- Prior art keywords
- discharge
- probe
- ignition energy
- voltage
- discharge current
- 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.)
- Granted
Links
- 239000000523 sample Substances 0.000 claims abstract description 69
- 238000004804 winding Methods 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 21
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Images
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The invention discloses a system for detecting ignition energy of a magnetor, and belongs to the field of magnetors. The device for detecting the ignition system comprises a discharge probe, a first probe, a second probe, a resistor, an oscilloscope and an ignition energy calculation module, wherein the discharge probe ensures that a secondary coil loop in a magnetor ignition system generates discharge current and voltage; the first probe acquires discharge voltage and sends the discharge voltage to the oscilloscope; the second probe acquires a voltage value on the resistor and sends the voltage value to the oscilloscope; if the resistance value of the resistor is X ohms, the voltage value of the resistor is equivalent to the discharge current which is amplified by X times, so the oscilloscope can acquire a discharge current-voltage curve; and the ignition energy calculation module calculates the ignition energy of the magnetor according to the discharge current-voltage curve. The manufacturing cost, fault rate and maintenance cost of the system for detecting the ignition energy can be reduced.
Description
Technical field
The present invention relates to a kind of detection device, particularly a kind of magneto ignition energy detection system.
Background technique
In order to calculate the magneto ignition energy, discharge current and discharge voltage in the secondary winding loop of necessary collection magneto ignition system.At present; The magneto ignition energy detection system is as shown in Figure 1; This magneto ignition energy detection system is made up of discharge probe 1, current probe 4, first probe, 2, second probe 3, current amplifier, oscillograph and ignition energy computing module; First end of probe 1 of wherein discharging connects the secondary winding loop and the second end ground connection of magneto ignition system, and this discharge probe 1 is used for discharge so that this secondary winding loop generation discharge current and discharge voltage; First end and the other end that one end of first probe 2 connects the discharge probe connect oscillographic first input end, and this first probe 2 is used for gathering the discharge voltage in this secondary winding loop and is transferred to oscillograph, and oscillograph obtains discharge voltage profile thus; Second end and the other end that one end of current probe 4 connects discharge probe 1 connect the voltage signal amplifier input terminal; This current probe is used for gathering the discharge current in this secondary winding loop, and this discharge current is transferred to the voltage signal amplifier with the mode of voltage signal; The output terminal of voltage signal amplifier connects oscillographic second input end; Voltage signal after amplifying is sent to oscillograph; Wherein the voltage signal after this amplification is equivalent to the discharge current after amplifying in the secondary winding loop, and oscillograph obtains discharge current curves thus; Oscillographic output terminal connects the input end that the igniting power meter is calculated module, and this oscillograph is transferred to the ignition energy computing module with the discharge current-voltage curve that obtains, and is calculated the ignition energy of magnetogenerator by this ignition energy computing module.
Yet; In the discharge current and discharge voltage process of gathering the secondary winding loop; Traditional magneto ignition energy detection system has increased current probe and voltage signal amplifier, and all about 1.2 ten thousand, the price of voltage signal amplifier is about 1.7 ten thousand for the price of pincerlike current probe in the market; Its structure more complicated and costing an arm and a leg, cost of equipment maintenance is high.
Summary of the invention
The objective of the invention is to: to the problem of above-mentioned existence, a kind of magneto ignition energy detection system is provided, it is simple in structure and greatly reduce manufacture cost, rate of fault and maintenance cost.
To achieve these goals; The invention provides a kind of magneto ignition energy detection system; Comprise discharge probe, first probe, second probe, oscillograph and ignition energy computing module; First end of wherein said discharge probe connects the secondary winding loop of magneto ignition system, and this discharge probe is used for discharge so that said secondary winding loop produces discharge current and discharge voltage;
First end and the other end that one end of said first probe connects said discharge probe connect said oscillographic first input end; This first probe is used for gathering the discharge voltage in said secondary winding loop and is transferred to said oscillograph, and said thus oscillograph obtains discharge voltage profile;
Said oscillographic output terminal is connected with said ignition energy computing module, and said oscillograph is used for discharge current-voltage curve is transferred to said ignition energy computing module, calculates the magneto ignition energy by said ignition energy computing module;
It is characterized in that: second end of said discharge probe is through resistance (R) ground connection, and wherein the resistance value of resistance (R) is X ohm; One end of said second probe connects said discharge probe and is connected said oscillographic second input end with the connected node and the other end of said resistance (R); Said second probe is used to gather the magnitude of voltage on the said resistance (R); Wherein this magnitude of voltage is equivalent to the discharge current that amplifies in the secondary winding loop after X times, and said thus oscillograph obtains discharge current curves;
Said oscillograph obtains said discharge current-voltage curve according to said discharge voltage profile and discharge current curves, and X is any number of non-zero.
The resistance value of said resistance (R) is the magnification factor of discharge current in the said secondary winding loop; And the setting of the magnification factor of discharge current is relevant with the calculating parameter during ignition energy calculates, and in the magnification factor of revising discharge current, also need revise corresponding calculating parameter.
The resistance value X of said resistance (R) is 100 ohm.
In sum, owing to adopted technique scheme, the invention has the beneficial effects as follows:
Adopt cheap resistance to replace current probe and voltage signal amplifier to realize the discharge current in the secondary winding loop of magneto ignition system, under the prerequisite that guarantees the same detection degree of accuracy, reduced manufacture cost, rate of fault and maintenance cost.
Description of drawings
Fig. 1 is the circuit theory diagrams of traditional magneto ignition energy detection system;
Fig. 2 is the circuit theory diagrams of magneto ignition energy detection system among the present invention;
Fig. 3 is the laboratory data comparison diagram.
Mark among the figure: 1 is the discharge probe, and 2 is first probe, and 3 is second probe, and 4 is current probe, and R is a resistance.
Embodiment
Below in conjunction with accompanying drawing, the present invention is done detailed explanation.
In order to make the object of the invention, technological scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In order to calculate the magneto ignition energy; Discharge current and discharge voltage in the secondary winding loop of necessary collection magneto ignition system; Because oscillographic probe can only be gathered voltage, therefore as shown in Figure 1, traditional magneto ignition energy detection system adopts pincerlike current probe to gather the discharge current in the secondary winding loop; And this discharge current is transferred to the voltage signal amplifier with the form of voltage signal amplifies; Voltage signal after the amplification is transferred to oscillograph by second probe, voltage signal after wherein should amplifying and the curve equivalence of amplifying the back discharge current, and oscillograph has obtained discharge current curves thus.
Oscillograph is in order to obtain discharge current curves in traditional magneto ignition energy detection system; Current probe and voltage signal amplifier have been increased; The price of pincerlike current probe is all about 1.2 ten thousand in the market; Therefore the price of voltage signal amplifier realizes that the cost of magneto ignition energy measuring is higher about 1.7 ten thousand.
The present invention adopts resistance R to substitute the discharge current curves in the secondary winding loop that above-mentioned current probe and voltage signal amplifier obtain magneto ignition system.Because the market price of pure resistive resistance is merely about 1 yuan, so the present invention greatly reduces manufacture cost, and because the instrument that uses is few, reduced the rate of fault and the maintenance cost of whole detection device.
As shown in Figure 2; This magneto ignition energy detection system is made up of discharge probe 1, first probe, 2, second probe 3, oscillograph and ignition energy computing module; First end of probe 1 of wherein discharging connects secondary winding loop and second end of magneto ignition system through resistance R ground connection; This discharge probe 1 is used for discharge so that this secondary winding loop produces discharge current and discharge voltage, and wherein the resistance value of resistance R is X ohm; First end and the other end that one end of first probe 2 connects the discharge probe connect oscillographic first input end; This first probe 2 be used for gathering magneto ignition system the secondary winding loop discharge voltage and be transferred to oscillograph, oscillograph obtains discharge voltage profile thus; One end of second probe 3 connects the discharge probe and is connected oscillographic second input end with the connected node and the other end of resistance R; This second probe 3 is used to gather the magnitude of voltage on the resistance R and is transferred to oscillograph; Wherein this magnitude of voltage is equivalent to the discharge current that amplifies in the secondary winding loop after X times, and oscillograph obtains discharge current curves thus; Oscillograph obtains discharge current-voltage curve according to above-mentioned discharge voltage profile and discharge current curves, and this current-voltage curve figure is transferred to the ignition energy computing module, calculates the magneto ignition energy by the ignition energy computing module.It should be noted: the method that calculates the magneto ignition energy according to current-voltage curve figure is ripe existing technology; Can form through software and realize; And the carrier of this software (i.e. this ignition energy computing module) can be a computer, also can be other processing units etc.
Select in an embodiment of the present invention discharge current is amplified 100 times, so the resistance value of resistance R is 100 ohm.Certainly, the present invention can also select other magnification factors of discharge current, and corresponding resistance value is 200 ohm when amplifying 200 times.The setting of magnification factor is relevant with the calculating parameter in the ignition energy computational process, also need revise corresponding calculating parameter when revising magnification factor.
Working principle of the present invention is: the discharge of discharge probe 1 makes and produces discharge current and discharge voltage in the secondary winding loop of ignition system; First probe 2 is gathered the discharge voltage in secondary winding loop and is transferred to oscillograph, and oscillograph has obtained discharge voltage profile.
The magnitude of voltage that second probe 3 is gathered on the resistance R, because resistance R is connected in the secondary winding loop, therefore the electric current through resistance R is the discharge current I in the secondary winding loop; Magnitude of voltage on the resistance R is U=R*I=X*I; This shows that the magnitude of voltage on the resistance R is the discharge current that amplifies after X times, oscillograph has obtained discharge current curves;, X is any number of non-zero.
Oscillograph obtains discharge current-voltage curve according to discharge voltage profile and discharge current curves, and discharge current-voltage curve is transferred to the ignition energy computing module, calculates the magneto ignition energy by the ignition energy computing module.
Fig. 3 is traditional magneto ignition energy detection system and testing result comparison diagram of the present invention.Can find out by figure, both testing result basically identicals, so the present invention has reduced the manufacture cost of detection device, rate of fault and maintenance cost guaranteeing to have under the prerequisite of same detection degree of accuracy.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. magneto ignition energy detection system; Comprise discharge probe (1), first probe (2), second probe (3), oscillograph and the ignition energy computing module; First end of wherein said discharge probe (1) connects the secondary winding loop of magneto ignition system, and this discharge probe (1) is used for discharge so that said secondary winding loop produces discharge current and discharge voltage;
First end and the other end that one end of said first probe (2) connects said discharge probe (1) connect said oscillographic first input end; This first probe (2) is used for gathering the discharge voltage in said secondary winding loop and is transferred to said oscillograph, and said thus oscillograph obtains discharge voltage profile;
Said oscillographic output terminal is connected with said ignition energy computing module, and said oscillograph is used for discharge current-voltage curve is transferred to said ignition energy computing module, calculates the magneto ignition energy by said ignition energy computing module;
It is characterized in that: second end of said discharge probe (1) is through resistance (R) ground connection, and wherein the resistance value of resistance (R) is X ohm; One end of said second probe (3) connects said discharge probe (1) and is connected said oscillographic second input end with the connected node and the other end of said resistance (R); Said second probe (3) is used to gather the magnitude of voltage on the said resistance (R); Wherein this magnitude of voltage is equivalent to the discharge current that amplifies in the secondary winding loop after X times, and said thus oscillograph obtains discharge current curves;
Said oscillograph obtains said discharge current-voltage curve according to said discharge voltage profile and discharge current curves, and X is any number of non-zero.
2. magneto ignition energy detection system according to claim 1; It is characterized in that: the resistance value of said resistance (R) is the magnification factor of discharge current in the said secondary winding loop; And the setting of the magnification factor of discharge current is relevant with the calculating parameter during ignition energy calculates, and in the magnification factor of revising discharge current, also need revise corresponding calculating parameter.
3. magneto ignition energy detection system according to claim 1 is characterized in that: the resistance value X of said resistance (R) is 100 ohm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110454197 CN102493908B (en) | 2011-12-30 | 2011-12-30 | System for detecting ignition energy of magnetor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110454197 CN102493908B (en) | 2011-12-30 | 2011-12-30 | System for detecting ignition energy of magnetor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493908A true CN102493908A (en) | 2012-06-13 |
| CN102493908B CN102493908B (en) | 2013-06-12 |
Family
ID=46185760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110454197 Expired - Fee Related CN102493908B (en) | 2011-12-30 | 2011-12-30 | System for detecting ignition energy of magnetor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102493908B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221904A (en) * | 1991-03-07 | 1993-06-22 | Honda Giken Kogyo Kabushiki Kaisha | Misfire-detecting system for internal combustion engines |
| CN1126278A (en) * | 1994-12-30 | 1996-07-10 | 天津中德现代工业技术培训中心 | Igniting characteristic detecting and analysing system of I.C engine |
| JPH10238447A (en) * | 1997-02-25 | 1998-09-08 | Toyota Motor Corp | Ionic current detector |
| JP2004019619A (en) * | 2002-06-20 | 2004-01-22 | Ngk Spark Plug Co Ltd | Ignition device for internal combustion engine |
| CN200989278Y (en) * | 2006-03-30 | 2007-12-12 | 承德石油高等专科学校 | Multipurpose vehicle igniting high-pressure sensor |
| CN201106518Y (en) * | 2007-11-29 | 2008-08-27 | 天津市德中技术发展有限公司 | Exploring pole and load for testing gasoline internal-combustion engine ignition technical characteristics |
| 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 |
| CN201367972Y (en) * | 2009-03-13 | 2009-12-23 | 北京工业大学 | Engine ignition energy testing system for vehicle |
| CN202402198U (en) * | 2011-12-30 | 2012-08-29 | 力帆实业(集团)股份有限公司 | Ignition energy detection device for magneto |
-
2011
- 2011-12-30 CN CN 201110454197 patent/CN102493908B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221904A (en) * | 1991-03-07 | 1993-06-22 | Honda Giken Kogyo Kabushiki Kaisha | Misfire-detecting system for internal combustion engines |
| CN1126278A (en) * | 1994-12-30 | 1996-07-10 | 天津中德现代工业技术培训中心 | Igniting characteristic detecting and analysing system of I.C engine |
| JPH10238447A (en) * | 1997-02-25 | 1998-09-08 | Toyota Motor Corp | Ionic current detector |
| JP2004019619A (en) * | 2002-06-20 | 2004-01-22 | Ngk Spark Plug Co Ltd | Ignition device for internal combustion engine |
| CN200989278Y (en) * | 2006-03-30 | 2007-12-12 | 承德石油高等专科学校 | Multipurpose vehicle igniting high-pressure sensor |
| CN201106518Y (en) * | 2007-11-29 | 2008-08-27 | 天津市德中技术发展有限公司 | Exploring pole and load for testing gasoline internal-combustion engine ignition technical characteristics |
| 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 |
| CN201367972Y (en) * | 2009-03-13 | 2009-12-23 | 北京工业大学 | Engine ignition energy testing system for vehicle |
| CN202402198U (en) * | 2011-12-30 | 2012-08-29 | 力帆实业(集团)股份有限公司 | Ignition energy detection device for magneto |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102493908B (en) | 2013-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202402198U (en) | Ignition energy detection device for magneto | |
| CN102680851B (en) | Current leakage detecting method and current leakage detecting device | |
| CN101216515B (en) | Powerline pole tower ground resistance measurement method and its tester | |
| CN105223530A (en) | High frequency partial discharge detector verification system and calibration method thereof | |
| CN204903690U (en) | Direct current system generating line is to ground distributed capacitance grounding detection circuit | |
| CN102879758A (en) | Standard source and detecting device both used for detecting harmonic influence quantity of electronic current transformer | |
| CN103529342A (en) | Line detection device | |
| CN106093799A (en) | The accurate measuring systems of a kind of distribution terminal battery performance and method | |
| CN203444012U (en) | High accuracy and rapid speed measurement circuit of wide range current in power system | |
| CN111025024B (en) | Method and device for measuring grounding impedance of transformer substation grounding grid based on actual measurement and simulation | |
| CN113721071A (en) | System and method for measuring non-intrusive voltage to ground | |
| CN202533488U (en) | Metal oxide arrester (MOA) resistive current detection system | |
| CN103376365A (en) | Impedance ground testing device and probe with same | |
| CN103487713A (en) | Multipoint earthing trouble shooting equipment for substation voltage transformer secondary circuit | |
| CN104459330B (en) | High-voltage transmission line zero-sequence impedance measuring circuit and method | |
| CN104076193A (en) | Overvoltage collecting device based on zinc oxide varistor | |
| CN104280663A (en) | Online monitoring and line selecting method for single-phase earth faults of small current grounding system | |
| CN102493908B (en) | System for detecting ignition energy of magnetor | |
| CN106526421A (en) | Method for adding current traveling wave signal acquisition to transmission line matching device | |
| CN207516493U (en) | A kind of cable insulation defect detecting system | |
| CN102955070A (en) | Resistance measuring circuit | |
| CN205067606U (en) | High tension transmission line impedance measuring circuit | |
| CN212134792U (en) | Balanced symmetrical sampling circuit of direct current electric meter | |
| CN204154856U (en) | Triode amplifies test circuit | |
| CN204832415U (en) | Underground power cable trouble range unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 |