CN205190101U - Ignition system of steady voltage energy storage equipment is pressed to height - Google Patents
Ignition system of steady voltage energy storage equipment is pressed to height Download PDFInfo
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- CN205190101U CN205190101U CN201520919762.1U CN201520919762U CN205190101U CN 205190101 U CN205190101 U CN 205190101U CN 201520919762 U CN201520919762 U CN 201520919762U CN 205190101 U CN205190101 U CN 205190101U
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- energy storage
- ignition
- ecu
- storage apparatus
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Abstract
The utility model discloses an ignition system of steady voltage energy storage equipment is pressed to height, including ECU, ignition switch, ignition coil, high -voltage switch, high -pressure steady voltage energy storage equipment, ignition coil includes primary, secondary coil and iron core, wherein the ignition switch respectively with primary and ECU electric connection, high -voltage switch respectively with ECU, high -pressure steady voltage energy storage equipment and secondary coils of the ignition coil electric connection. The utility model discloses on traditional ignition system's basis, increased high -pressure energy storage part, can freely adjust discharge time and ignition energy to ignition energy's demand according to the engine to reduce the probability that catches fire, improve combustion efficiency, increase engine power output, reduce and discharge.
Description
Technical field
The utility model is relevant with engine igniting system, relates generally to spark coil, specifically belongs to a kind of ignition system with high voltage stabilizing energy storage apparatus.
Background technique
The ignition system of motor mainly comprises electronic control unit (ElectronicControlUnit, be called for short ECU), relevant to ignition system sensor, ignition switch, spark coil and spark plug, wherein spark coil is the kernel component of engine igniting system.The spark coil of main flow comprises end formula spark coil and pen-type ignition coil in the market, and the formation of the two is substantially identical, and as shown in Figure 1, main structure comprises iron core 3 and the ignition switch of primary air 1, secondary winding 2 and magnetic conduction.
As shown in Figure 1, ignition switch is controlled by Engine ECU.During work, ECU sends high level signal, and ignition switch is opened, and primary air 1 starts charging, and energy storage is in iron core 3; At engine igniting time, ECU sends low level signal, and ignition switch is closed rapidly, and primary current sudden change causes the magnetic field of iron core 3 to suddenly change, and secondary winding 2 is instantaneous induces tens thousand of volt high pressure, punctures mixed gas realize engine ignition by spark plug.
Along with day by day harsh to fuel consumption and emission of regulation, and the pursuit to engine power performance, in addition new technology is as supercharging, straight spray, lean combustion, homogeneous combustion and high EGR (ExhaustGasRecirculation, be called for short EGR) appearance of rate motor, more and more higher requirement is proposed to engine igniting system, especially ignition energy.Due to the restriction of installation dimension, spark coil can not increase Energy transmission simply by increase size, and as the spark coil of ignition system kernel component, when the structure of spark coil is fixed, coil can store the finite energy transmitted, at all cannot according to the actual demand free adjustment ignition energy of motor.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of ignition system with high voltage stabilizing energy storage apparatus, the ignition energy deficiency problem of motor of current supercharging, straight spray, homogeneous combustion, lean combustion and high EGR rate can be solved, reduce the probability that catches fire, improve combustion efficiency, reduce discharge.
For solving the problems of the technologies described above, the ignition system of the band high voltage stabilizing energy storage apparatus that the utility model provides, comprise ECU, ignition switch, spark coil, high-voltage switch gear, high voltage stabilizing energy storage apparatus, described spark coil comprises primary air, secondary winding and iron core, wherein ignition switch is electrically connected with primary air and ECU respectively, and described high-voltage switch gear is electrically connected with the secondary winding of ECU, high voltage stabilizing energy storage apparatus and spark coil respectively.
In said system, in a light-off period, it is the primary charging coil of spark coil that ECU controls igniting switch opens, when after the duration of charge that primary charging coil reaches default, ECU controls ignition switch closedown and opens high-voltage switch gear simultaneously, described high voltage stabilizing energy storage apparatus is discharged by the high-voltage switch gear the opened secondary winding to spark coil, and after secondary winding electric discharge reaches default discharge time, ECU controls high-voltage switch gear and closes until this light-off period terminates.Or, ECU control igniting switch opens is that the primary charging coil of spark coil reaches the default duration of charge, before primary charging coil terminates, ECU first controls high-voltage switch gear and opens high voltage stabilizing energy storage apparatus is discharged by the high-voltage switch gear the opened secondary winding to spark coil, control ignition switch again to close, after secondary winding electric discharge reaches default discharge time, ECU controls high-voltage switch gear and closes until this light-off period terminates.
In said system, described high voltage stabilizing energy storage apparatus is dc voltage changer or DC high-voltage power supply.
The utility model, on the basis of conventional igniton system, adds high-voltage energy-storage part, can freely regulate discharge time and ignition energy according to motor to the demand of ignition energy, thus reduce the probability that catches fire, improve combustion efficiency, increase engine power and export, emissions reduction.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing ignition system;
Fig. 2 is the schematic diagram of ignition system of the present utility model;
Fig. 3 is igniting time-oriented sequential control schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
The ignition system of the band high voltage stabilizing energy storage apparatus that the utility model provides, as shown in Figure 2, comprise ECU, ignition switch, spark coil, high-voltage switch gear, high voltage stabilizing energy storage apparatus, described spark coil comprises primary air, secondary winding and iron core, wherein ignition switch is electrically connected with primary air and ECU respectively, and described high-voltage switch gear is electrically connected with the secondary winding of ECU, high voltage stabilizing energy storage apparatus and spark coil respectively.
In a light-off period, it is the primary charging coil of spark coil that ECU controls igniting switch opens, when after the duration of charge that primary charging coil reaches default, ECU controls ignition switch closedown and opens high-voltage switch gear simultaneously, described high voltage stabilizing energy storage apparatus is discharged by the high-voltage switch gear the opened secondary winding to spark coil, after secondary winding electric discharge reaches default discharge time, ECU controls high-voltage switch gear and closes until this light-off period terminates; Or, ECU control igniting switch opens is that the primary charging coil of spark coil reaches the default duration of charge, before primary charging coil terminates, ECU first controls high-voltage switch gear and opens high voltage stabilizing energy storage apparatus is discharged by the high-voltage switch gear the opened secondary winding to spark coil, control ignition switch again to close, after secondary winding electric discharge reaches default discharge time, ECU controls high-voltage switch gear and closes until this light-off period terminates.
Specifically, as shown in Figure 3, the light-off period of spark coil is T4, in a light-off period, ECU sends signal and opens the ignition switch be connected with primary air, the primary charging coil time of spark coil is T1, during the duration of charge to be achieved, ECU sends signal at stop ignition switch, after T2 (T2≤T1), ECU sends signal and opens high-voltage switch gear, so high voltage stabilizing energy storage apparatus is discharged to secondary winding by the high-voltage switch gear opened, discharge time is T3, during discharge time to be achieved, ECU sends signal at stop high-voltage switch gear until light-off period terminates.
Described high voltage stabilizing energy storage apparatus comprises voltage regulation unit and Storage Unit, wherein voltage regulation unit adopts mu balanced circuit to realize, Storage Unit is dc voltage changer (directcurrentdirectcurrentconverter, be called for short DC-DC) or DC high-voltage power supply, voltage regulation unit ensures the high pressure of high voltage stabilizing energy storage apparatus stable output by feedback.
The utility model had both remained the advantage of current main flow ignition system, solved again the problem of current ignition coil energy shortage simultaneously.First, the tens thousand of volt high pressure utilizing ignition coil secondary coil to produce at primary air shutdown moment light mixed gas; Secondly, utilize the energy that high-voltage energy-storage device is extra for secondary winding injects, and realize the free adjustment of ignition energy by the opening/closing time controlling high-voltage switch gear.The voltage stabilizing of energy storage apparatus realizes by arranging internal feedback, thus thousands of volt high pressure of stable output, under the various operating mode of motor, all can provide the stable high voltage of sustain discharge for coil is secondary.
By specific embodiment, the utility model has been described in detail above, but these are not formed restriction of the present utility model.When not departing from the utility model principle, those skilled in the art can make many distortion and equivalent replacement, and these also should be considered as protection domain of the present utility model.
Claims (4)
1. the ignition system with high voltage stabilizing energy storage apparatus, comprise ECU, ignition switch, spark coil, described spark coil comprises primary air, secondary winding and iron core, wherein ignition switch is electrically connected with primary air and ECU respectively, it is characterized in that, described system also comprises high-voltage switch gear, high voltage stabilizing energy storage apparatus, and described high-voltage switch gear is electrically connected with the secondary winding of ECU, high voltage stabilizing energy storage apparatus and spark coil respectively.
2. the ignition system of band high voltage stabilizing energy storage apparatus according to claim 1, it is characterized in that, in a light-off period, it is the primary charging coil of spark coil that ECU controls igniting switch opens, when after the duration of charge that primary charging coil reaches default, ECU controls ignition switch closedown and opens high-voltage switch gear simultaneously, described high voltage stabilizing energy storage apparatus is discharged by the high-voltage switch gear the opened secondary winding to spark coil, after secondary winding electric discharge reaches default discharge time, ECU controls high-voltage switch gear and closes until this light-off period terminates.
3. the ignition system of band high voltage stabilizing energy storage apparatus according to claim 1, it is characterized in that, in a light-off period, ECU control igniting switch opens is that the primary charging coil of spark coil reaches the default duration of charge, before primary charging coil terminates, ECU first controls high-voltage switch gear and opens high voltage stabilizing energy storage apparatus is discharged by the high-voltage switch gear the opened secondary winding to spark coil, control ignition switch again to close, after secondary winding electric discharge reaches default discharge time, ECU controls high-voltage switch gear and closes until this light-off period terminates.
4. the ignition system of band high voltage stabilizing energy storage apparatus according to claim 1, is characterized in that, described high voltage stabilizing energy storage apparatus is dc voltage changer or DC high-voltage power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520919762.1U CN205190101U (en) | 2015-11-18 | 2015-11-18 | Ignition system of steady voltage energy storage equipment is pressed to height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520919762.1U CN205190101U (en) | 2015-11-18 | 2015-11-18 | Ignition system of steady voltage energy storage equipment is pressed to height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190101U true CN205190101U (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201520919762.1U Active CN205190101U (en) | 2015-11-18 | 2015-11-18 | Ignition system of steady voltage energy storage equipment is pressed to height |
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| CN (1) | CN205190101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704076A (en) * | 2015-11-18 | 2017-05-24 | 联合汽车电子有限公司 | Ignition system with high pressure stabilization energy storage device |
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2015
- 2015-11-18 CN CN201520919762.1U patent/CN205190101U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704076A (en) * | 2015-11-18 | 2017-05-24 | 联合汽车电子有限公司 | Ignition system with high pressure stabilization energy storage device |
| WO2017084480A1 (en) * | 2015-11-18 | 2017-05-26 | 联合汽车电子有限公司 | Ignition system having high-voltage voltage-stabilized energy storage device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |