CN1333423A - Start controller for engine - Google Patents
Start controller for engine Download PDFInfo
- Publication number
- CN1333423A CN1333423A CN01122378A CN01122378A CN1333423A CN 1333423 A CN1333423 A CN 1333423A CN 01122378 A CN01122378 A CN 01122378A CN 01122378 A CN01122378 A CN 01122378A CN 1333423 A CN1333423 A CN 1333423A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- ignition
- engine
- coil
- petrolift
- 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
- 239000000446 fuel Substances 0.000 claims abstract description 28
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 230000033228 biological regulation Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
- 239000007858 starting material Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D43/00—Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/08—Circuits or control means specially adapted for starting of engines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
A starting control device of engine capable is provided. An exclusive control part 21 controls an energization to each system such that at least one of a pump system including a fuel pump 10, an injection system including an injector 20 and an ignition system including an ignition unit 16 is timely divided or is exclusively driven regarding at least one of another system.In this way, by ensuring a current fed to respective devices by exclusively driving a device unnecessary for being always simultaneously driven at the time of starting the engine, can further improve a starting property of the engine.
Description
Technical field
The present invention relates to a kind of start-control device that is provided with the motor of oil nozzle, particularly relate to the ignition controller for engine that under the state that the discharge capability of storage battery descends, also can obtain good startability.
Background technique
During engine start, especially need to supply with enough electric power to spark coil.For this reason, when the discharge capability of storage battery descends,, can not supply with enough electric power, have the problem of the startability decline of motor to spark coil even under the state that consumes big loads such as the Headlamps energising of electric power, remember moving motor.
In order to solve such problem, login No. 2518904 communique or real opening in the flat 2-18786 communique in Japanese kokai publication hei 4-132877 communique, model utility, proposed when engine start lamps such as Headlamps load from the temporary transient ignition controller for engine that disconnects of power line.
As lamps such as Headlamps load being disconnected from power line when the engine start, can increase from the electric power that storage battery supply to spark coil.Therefore, and compare in the past, can improve the startability of motor.Yet, for being set, fuel injection system replace Carburetor etc. further to increase the vehicle in recent years of electric load, and electric power is supplied with still insufficient.
Summary of the invention
The objective of the invention is to solve above-mentioned prior art problems, a kind of start-control device of motor is provided, the start-control device of this motor is not necessarily leaveed no choice but when the engine start device driven simultaneously by driving exclusively, can guarantee to supply to the electric power of each device, further improve the startability of motor.
In order to achieve the above object, ignition controller for engine of the present invention comprises the fuel system of fueling in cylinder at least and supplies with the igniting system of ignition energy to spark plug; It is characterized in that: in the specified time limit after engine start operation beginning, supply with moment of ignition energy to spark plug, stop at least a portion of above-mentioned fuel system.
Needn't drive simultaneously the specified time limit that fuel system and igniting tie up to after the particularly engine start operation beginning, for example, even at fuel is that duration of work stops igniting system, afterwards, stop fuel system, making igniting is work, the fuel outburst of spraying in the time of also can making fuel be work at time of ignition subsequently.As timesharing or drive each system exclusively, then can reduce the power consumption of any time, so, can supply with enough electric power to igniting system.
Description of drawings
Fig. 1 is the block diagram that the main portion that has utilized ignition controller for engine of the present invention is shown.
Fig. 2 is the flow chart that the action of the present invention's the 1st form of implementation is shown.
Fig. 3 is the flow chart that the action of this exclusiveness control determination processing is shown.
Fig. 4 is the flow chart that the action of exclusiveness control is shown.
Fig. 5 is the timing diagram that the action of the present invention's the 2nd form of implementation is shown.
Fig. 6 is the timing diagram that the action of the present invention's the 3rd form of implementation is shown.
Embodiment
Below, present invention will be described in detail with reference to the accompanying.Fig. 1 is the block diagram that main formation having utilized ignition controller for engine of the present invention is shown.
The fuel that is stored in fuel tank 11 is attracted by petrolift 10, supplies to oil nozzle 20 via fuel pipe 12.Petrolift 10 is driven by pump drive 17, and oil nozzle 20 is driven by jeting driving device 18.The output voltage of storage battery 29 supplies to ignition mechanism 16 and dc load by main switch 28.Ignition mechanism 16 controls supply to spark plug 30 to power supply and its disconnection of spark coil 19 with ignition energy.
Above-mentioned spark coil 19 comprises 1 the coil 19a that adds VDC and changes corresponding high-tension 2 coil 19b with producing with the electric current of 1 coil 19a, and ignition mechanism 16 synchronously produces rapid electric current variation with time of ignition in 1 coil 19a.
The alternating voltage that the charge coil 25 of alternator 24 produces supplies to regulator 27.Motor revolution 1 circle, pulsing coil 23 is to 1 pulse signal of above-mentioned ignition mechanism 16 outputs.Supply to storage battery 29 from the VDC of regulator 27 outputs, and supply to the DC load by main switch 28.
The action of 21 pairs of each drive units 17,18 of exclusiveness control device and ignition mechanism 16 is controlled, make comprise above-mentioned ignition mechanism 16, spark coil 19, and the igniting system of spark plug 30 be not activated but timesharing or be activated exclusively simultaneously with the pump system that comprises above-mentioned petrolift 10 and at least one side of comprising in the injection system of above-mentioned oil nozzle 20.
In addition, " exclusiveness " of this form of implementation means the state of forbidding occurring driving simultaneously 2 controlling object, do not forbid occurring not driving simultaneously the state of 2 controlling object.
Below, with reference to the action of Fig. 2,3 these forms of implementation of explanation.Fig. 2 is the flow chart that the action of above-mentioned exclusiveness control device 21 is shown, and for example, implements this flow process during each engine start.
At step S1, carry out exclusiveness control determination processing, judge whether carry out exclusiveness control.Fig. 3 is the flow chart that the action of this exclusiveness control determination processing is shown.
As shown in Figure 3, when connecting main switch 28, at the terminal voltage VBAT of step S11 detection storage battery 29, Verf compares with specified standard voltage.In this form of implementation, above-mentioned normal voltage Vref is set at 8V, the battery tension VBAT when stopping as motor is not below the 8V, and then the discharge capability of storage battery is enough, and judging does not need exclusiveness control, advances to step S12.
At step S12, motor is stopped counter Ces reset.Even kick pedal depressed engine start is tested, this motor stops the number of times that counter Ces also represents the fail to start motor.At step S13 with the reset of foot pedal starting pattern.
On the other hand, in above-mentioned steps S11,, need exclusiveness control, advance to step S14 as judging that battery tension VBAT less than normal voltage Vref, then judges the discharge capability deficiency of storage battery 29.At step S14, differentiate whether be provided with foot pedal starting detection sign Fkick described later, owing to be provided with at first, so advance to step S15.
Whether at step S15, it is bigger than 800rpm to differentiate engine speed Ne.Here, as the starting of carrying out motor that depresses by kick pedal, then engine speed Ne reached more than the 800rpm in moment, and the engine start by starter motor is carried out then reaches 400～500rpm often.Therefore, not more than 800rpm, then be judged to be the engine start of being undertaken by starter motor, do not need exclusiveness control as engine speed Ne, so, advance to above-mentioned steps S12.In contrast, Ne is bigger than 800rpm as engine speed, then is judged to be the engine start of being undertaken by foot pedal starting, advances to step S16.At step S16, set above-mentioned foot pedal starting and detect sign Fkick.
At step S17, determine crank position, judge further whether crankshaft turns round more than 10 times.By 1 foot pedal starting operation, only make crankshaft revolution 5-7 time here.Therefore,, then judge to switch to the starter motor starting more than 10 times as the crankshaft revolution from foot pedal starting, advance to above-mentioned steps S12,, then still be judged to be foot pedal starting as less than 10 commentaries on classics, advance to step S18. at step S18, above-mentioned motor stops counter Ces and only increases " 1 ".At step S19, set above-mentioned foot pedal starting pattern.
Turn back to Fig. 2, in step S2, implement exclusiveness control according to the result of determination of above-mentioned determination processing.Fig. 4 is the flow chart that the action of this exclusiveness control is shown.
In the step S21 of Fig. 4, above-mentioned foot pedal starting pattern, as the foot pedal starting pattern is not set, at step S22, exclusiveness control device 21 allows pump drive 17 driving fuel pumps 10.Therefore, after this with prior art Continuous Drive petrolift 10 similarly.
At step S23, exclusiveness control device 21 allows jeting driving device 18 and ignition mechanism 16 to carry out the driving and the igniting action of oil nozzle 20 respectively.Therefore, after this, oil nozzle 20 and ignition mechanism 16 similarly drive in the moment of regulation with prior art.
Different therewith, when when above-mentioned steps S21 judgement is provided with the foot pedal starting pattern, at step S24, remove the value that above-mentioned motor stops counter Ces with " 5 ", remainder is updated to variable N. at step S25, judges whether above-mentioned variable N is " 0 ", as in addition in " 0 ", at step S26, exclusiveness control device 21 allows 17 pairs of petrolifts 10 of pump drive to control.As variable N is " 0 ", and then at step S27, exclusiveness control device 21 allows jeting driving device 18 and ignition mechanism 16 actions.
As described above, according to this form of implementation, when by foot-operated when making engine start, the step number of times at 4 times with interior only driving fuel pump 10, drive oil nozzle 20 and ignition mechanism 16 in the 5th, after this, carry out repeatedly this 5 times foot-operated as 1 circuit exclusiveness control.
In above-mentioned exclusiveness control, when carrying out the 5th foot-operated, the driving fuel pump 10, but by the petrolift 10 of and start foot-operated corresponding to before this 4 times in fuel pipe 12 or not shown accumulator equivalance pressure accumulation power, the pressure in the fuel pipe 12 fully rise.Therefore,,, only need to drive oil nozzle 20 and ignition mechanism 16 at step S27 even petrolift 10 is in halted state, can be to the enough fuel of in-cylinder injection, and can make its outburst.
According to this form of implementation, because igniting system is activated exclusively with other electric load, so the electric load of storage battery in the time of can alleviating drive ignition and be is supplied with the electric power of q.s to igniting system, improves the startability of motor.
Fig. 5 is the timing diagram that the action of the present invention's the 2nd form of implementation is shown, with the rotary position of crankshaft be benchmark petrolift 10 that the oil nozzle 20 that sprays system, pump system are shown, and the start of the spark coil 19 of igniting system constantly.
In this form of implementation, Δ t1 during 19 power supplies from ignition mechanism 16 towards spark coil disconnects the energising to oil nozzle 20 and petrolift 10, interrupts its action.
Like this, according to this form of implementation,, disconnect energising to petrolift 10 and oil nozzle 20 to the moment of igniting system power supply.Therefore, can supply with more energy to igniting system, improve the startability of motor from storage battery 29.
Fig. 6 is the timing diagram that the action of the present invention's the 3rd form of implementation is shown, with the rotary position of crankshaft be benchmark petrolift 10 that the oil nozzle 20 that sprays system, pump system are shown, and the start of the spark coil 19 of igniting system constantly.
In above-mentioned the 2nd form of implementation, consistent during Δ t1 and petrolift 10 " stopping " during " startup " of spark coil 19, during both drivings exclusiveness.Different therewith, in this form of implementation, from stopping to switch to the moment of startup, still for starting, petrolift 10 switches to after this and stops petrolift 10 immediately, then, switches to stopping period at spark coil 19 from startup and keeps halted state at spark coil 19.
Like this, in this form of implementation, during " startup " of spark coil 19 with " stopping " of petrolift 10 during inconsistent.Yet, just begun after spark coil 19 power supplies, current value is in increases state gradually, do not need big electric current, so, even petrolift 10 is a starting state, also can guarantee required enough electric power. the spark coil 19 of the big electric current of needs " stopping " constantly, petrolift 10 stops, so, can produce big electric current at spark coil 19 and change.
According to the present invention, can reach following effect.
(1) when by foot-operated when engine is started, simultaneously driving fuel system and igniting System. Therefore, the electric load of battery when having reduced to make igniting be start, thus can supply to igniting system Give enough energy, improve the startability of engine.
(2) in the moment to the energising of igniting system, disconnect the energising to petrolift, therefore, reduce Make the electric load of igniting battery when being start, thereby can supply with enough energy to igniting system, Improve the startability of engine.
Claims (7)
1, a kind of ignition controller for engine comprises the fuel system of fueling in cylinder at least and supplies with the igniting system of ignition energy to spark plug; It is characterized in that: the specified time limit after engine start operation beginning, do not drive at least a portion and the igniting system of above-mentioned fuel system simultaneously.
2, ignition controller for engine as claimed in claim 1 is characterized in that: above-mentioned fuel system comprises to the oil nozzle of in-cylinder injection fuel with to the petrolift of above-mentioned oil nozzle fueling, and above-mentioned igniting system and petrolift are activated exclusively.
3, ignition controller for engine as claimed in claim 1 is characterized in that: above-mentioned fuel system comprises to the oil nozzle of in-cylinder injection fuel with to the petrolift of above-mentioned oil nozzle fueling, and above-mentioned oil nozzle and petrolift are activated exclusively.
4, a kind of ignition controller for engine comprises the fuel system of fueling in cylinder at least and supplies with the igniting system of ignition energy to spark plug; It is characterized in that: in the specified time limit after engine start operation beginning, supply with moment of ignition energy to above-mentioned spark plug, stop at least a portion of above-mentioned fuel system.
5, ignition controller for engine as claimed in claim 4, it is characterized in that: above-mentioned fuel system comprises to the oil nozzle of in-cylinder injection fuel with to the petrolift of above-mentioned oil nozzle fueling, in the moment supply with from ignition energy to above-mentioned spark plug, stop at least one side in oil nozzle and the petrolift.
6, ignition controller for engine as claimed in claim 5, it is characterized in that: above-mentioned igniting is to comprise spark coil and ignition mechanism, this spark coil comprises 1 coil and 2 coils that interact and engage, connect spark plug at above-mentioned 2 coils, some begin the energising to above-mentioned 1 coil to this ignition mechanism from the time of ignition front, synchronously disconnect energising to above-mentioned 1 coil with time of ignition; And from beginning to above-mentioned 1 coil electricity to stop at least one side in above-mentioned oil nozzle and the petrolift to time of ignition.
7, ignition controller for engine as claimed in claim 5, it is characterized in that: above-mentioned igniting is to comprise spark coil and ignition mechanism, this spark coil comprises 1 coil and 2 coils that interact and engage, connect spark plug at above-mentioned 2 coils, some begin the energising to above-mentioned 1 coil to this ignition mechanism from the time of ignition front, synchronously disconnect energising to above-mentioned 1 coil with time of ignition; And be carved into time of ignition when beginning, stop at least one side in above-mentioned oil nozzle and the petrolift the regulation behind above-mentioned 1 coil electricity.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000209450A JP3827059B2 (en) | 2000-07-11 | 2000-07-11 | Engine start control device |
| JP209450/2000 | 2000-07-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1333423A true CN1333423A (en) | 2002-01-30 |
| CN1270070C CN1270070C (en) | 2006-08-16 |
Family
ID=18705860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011223782A Expired - Fee Related CN1270070C (en) | 2000-07-11 | 2001-07-11 | Start controller for engine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3827059B2 (en) |
| CN (1) | CN1270070C (en) |
| ES (1) | ES2223202B1 (en) |
| IT (1) | ITTO20010670A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278250A (en) * | 2011-06-01 | 2011-12-14 | 中国第一汽车集团公司 | Double-accumulator battery managing system |
| CN103775263A (en) * | 2012-10-25 | 2014-05-07 | 现代自动车株式会社 | Fuel pump control method for vehicle |
| WO2017121395A1 (en) * | 2016-01-15 | 2017-07-20 | 苏州科瓴精密机械科技有限公司 | Garden tool |
| CN110382850A (en) * | 2017-04-04 | 2019-10-25 | 本田技研工业株式会社 | Engine system |
| US10704521B2 (en) | 2016-01-15 | 2020-07-07 | Suzhou Cleva Precision Machinery & Tchnology Co., Ltd. | Portable gasoline tool and electronic ignition system thereof |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004068792A (en) | 2002-08-09 | 2004-03-04 | Kokusan Denki Co Ltd | Fuel injection/ignition device for internal combustion engine |
| JP2006266257A (en) * | 2005-02-22 | 2006-10-05 | Mikuni Corp | Fuel pump driving method, fuel pump driving control method and electronic control device for internal combustion engine |
| JP2007170204A (en) | 2005-12-19 | 2007-07-05 | Kokusan Denki Co Ltd | Fuel injection device for internal combustion engine |
| JP4925976B2 (en) * | 2007-08-29 | 2012-05-09 | 株式会社ケーヒン | Internal combustion engine control device |
| JP2009167977A (en) * | 2008-01-18 | 2009-07-30 | Yamaha Motor Co Ltd | Operation control device for engine and vehicle provided with same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2047351B (en) * | 1979-04-21 | 1982-11-10 | Lucas Industries Ltd | Control of fuel injection systems for starting i c engines |
| JPS56124636A (en) * | 1980-03-05 | 1981-09-30 | Hitachi Ltd | Controlling method of start of engine at low temperature |
| JPH04132877A (en) * | 1990-09-21 | 1992-05-07 | Yamaha Motor Co Ltd | Starting device for motorcycle |
| US5195476A (en) * | 1991-07-30 | 1993-03-23 | Schwarz Irving L | Method and apparatus for preventing wear in an internal combustion engine |
-
2000
- 2000-07-11 JP JP2000209450A patent/JP3827059B2/en not_active Expired - Fee Related
-
2001
- 2001-07-09 ES ES200101603A patent/ES2223202B1/en not_active Expired - Fee Related
- 2001-07-10 IT IT2001TO000670A patent/ITTO20010670A1/en unknown
- 2001-07-11 CN CNB011223782A patent/CN1270070C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278250A (en) * | 2011-06-01 | 2011-12-14 | 中国第一汽车集团公司 | Double-accumulator battery managing system |
| CN102278250B (en) * | 2011-06-01 | 2016-03-02 | 中国第一汽车集团公司 | Two battery management system |
| CN103775263A (en) * | 2012-10-25 | 2014-05-07 | 现代自动车株式会社 | Fuel pump control method for vehicle |
| WO2017121395A1 (en) * | 2016-01-15 | 2017-07-20 | 苏州科瓴精密机械科技有限公司 | Garden tool |
| US10704521B2 (en) | 2016-01-15 | 2020-07-07 | Suzhou Cleva Precision Machinery & Tchnology Co., Ltd. | Portable gasoline tool and electronic ignition system thereof |
| US10851721B2 (en) | 2016-01-15 | 2020-12-01 | Suzhou Cleva Precision Machinery & Technology, Co., Ltd. | Garden tool |
| CN110382850A (en) * | 2017-04-04 | 2019-10-25 | 本田技研工业株式会社 | Engine system |
| CN110382850B (en) * | 2017-04-04 | 2022-02-11 | 本田技研工业株式会社 | Battery-less engine system |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2223202B1 (en) | 2006-03-16 |
| ITTO20010670A1 (en) | 2003-01-10 |
| JP2002021624A (en) | 2002-01-23 |
| CN1270070C (en) | 2006-08-16 |
| JP3827059B2 (en) | 2006-09-27 |
| ES2223202A1 (en) | 2005-02-16 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060816 Termination date: 20110711 |