CN106593701B - A kind of gasoline engine in-cylinder water injection detecting and controlling system and its application - Google Patents
A kind of gasoline engine in-cylinder water injection detecting and controlling system and its application Download PDFInfo
- Publication number
- CN106593701B CN106593701B CN201611127525.7A CN201611127525A CN106593701B CN 106593701 B CN106593701 B CN 106593701B CN 201611127525 A CN201611127525 A CN 201611127525A CN 106593701 B CN106593701 B CN 106593701B
- Authority
- CN
- China
- Prior art keywords
- cylinder
- voltage
- water injection
- signal
- gasoline engine
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/022—Adding fuel and water emulsion, water or steam
- F02M25/025—Adding water
- F02M25/03—Adding water into the cylinder or the pre-combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B47/00—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines
- F02B47/02—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being water or steam
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P5/00—Advancing or retarding ignition; Control therefor
- F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
- F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
- F02P5/15—Digital data processing
- F02P5/1502—Digital data processing using one central computing unit
-
- 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)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The present invention relates to a kind of gasoline engine in-cylinder water injection detecting and controlling system and its applications, including cylinder of petrol engine, spark plug and spray nozzle are equipped in Engine body, spark plug connects igniter, it further include high voltage silicon rectifier stack, voltage device, adaptive resistance, signal processing apparatus and microprocessor, voltage device applies voltage, orientation electric field is formed between spark plug and cylinder of petrol engine, the ion product displacement that burning generates in cylinder of petrol engine forms ionic current, ionic current is presented as voltage signal in adaptive resistance, voltage signal is sent by signal processing apparatus to microprocessor, microprocessor makes decisions, control spray nozzle is acted.Compared with prior art, the present invention is realized by the amplitude to ion current signal to the real-time online detection of water spray process and feedback control, water-jet technology is set to obtain effective, timely control, water spray control signal is synchronous with water spray movement execution, make being optimal of combustion process, it is sensitive, timely, accurate to control.
Description
Technical field
The invention belongs to technical field of internal combustion engines, and in particular to a kind of gasoline engine in-cylinder water injection detecting and controlling system and its answer
With.
Background technique
International and domestic energy-saving and emission-reduction are increasingly stringent, and small displacement supercharging gasoline engine is widelyd popularize and applied, and are effectively reduced
Field of traffic fuel consumption and pollutant emission, but with the increase of in-cylinder combustion intensity, pinking, super detonation etc. be non-
Normal combustion phenomenon proposes requirements at the higher level to petrol engine combustion stability and durability.In order to effectively control high pressure-charging, high load capacity
Abnormal combustion phenomenon is brought, in-cylinder water injection technology gradually obtains the attention of domestic and international research institution and vehicle factor.In-cylinder water injection
Technology is sprayed water before petrol engine combustion, can effectively reduce cylinder temperature, inhibits Abnormal combustion, is realized not by water-jet technology
The combustion strategies postponed time of ignition, do not use enriching equivalent proportion effectively improve the gasoline engine thermal efficiency, reduce fuel consumption.
It will be appreciated, however, that water spray process needs are accomplished accurately to control, to avoid water mist to the shadow of combustion flame propagation
It rings, and water is different from gasoline, it is poor to the lubricating action of nozzle, Nozzle failures are easy to happen, water spray control letter is easy to cause
Number with water spray movement execute it is asynchronous, water-jet technology effectively, cannot be controlled timely, and combustion process cannot being optimal.
Summary of the invention
The purpose of the present invention is to solve the above-mentioned problems and provides a kind of gasoline engine in-cylinder water injection detecting and controlling system
And its application.
The purpose of the present invention is achieved through the following technical solutions:
A kind of gasoline engine in-cylinder water injection detecting and controlling system, including cylinder of petrol engine are equipped in the Engine body
Spark plug and spray nozzle, the spark plug connect igniter, further include high voltage silicon rectifier stack, voltage device, adaptive resistance,
Signal processing apparatus and microprocessor, the spark plug are successively connect with high voltage silicon rectifier stack, voltage device, adaptive resistance, institute
The spray nozzle stated successively is connect with microprocessor, signal processing apparatus, adaptive resistance, when work, the voltage device
Apply voltage, forms orientation electric field, in the case where orienting electric field action, cylinder of petrol engine internal combustion between spark plug and cylinder of petrol engine
It burning the ion product displacement generated and forms ionic current, ionic current generates voltage signal through adaptive resistance, using
Signal processing apparatus is sent to microprocessor, and microprocessor processes simultaneously make a policy, and control spray nozzle is acted.
The specific rate-determining steps of the microprocessor are as follows:
(a) ion current signal is acquired, ionic current extreme value I is calculatedmaxAnd ionic current extreme value phase thetaImax；
(b) by ImaxWith setting value ISettingCompare, if ImaxLess than ISettingAnd difference is more than given threshold, then judges spray nozzle
(2) it breaks down, if difference is less than given threshold, enters step (c), the given threshold is 4-8 μ A, with engine load
Size changes；
(c) by θImaxWith setting value θI settingCompare, if θImaxLess than θI setting, then the water spray moment of subsequent cycle is postponed, if
θImaxGreater than θI setting, then the water spray moment of subsequent cycle is shifted to an earlier date.
θ in step (c)I settingIt is the ionic current by being inscribed when the determining best water spray of engine calibration early period work
Maximum value crank angle, which changes with engine operating condition range and is changed, after completing staking-out work, complete it realizes to engine
Operating condition most preferably spray water the moment MAP chart prepare；In engine working process, the θ detected is utilizedImaxBe stored in micro process
θ in deviceI settingMAP chart comparison, if θImaxLess than θI setting, then the water spray moment of subsequent cycle is postponed into θI setting-θImaxDifference
Angle；If θImaxGreater than θI setting, then the water spray moment of subsequent cycle is shifted to an earlier date into θImax-θI settingThe angle of difference；If θImaxIt is equal to
θI setting, then it is not required to adjust the water spray moment of subsequent cycle.
The voltage device includes increasing apparatus and battery, and increasing apparatus is in parallel with battery.
Further, the voltage of the battery is 12V or 48V, after boosted device boosting, the voltage device
The voltage of output is 60-90V.
Further, the adaptive resistance is connected in circuit, and the adaptive resistance is small using resistance variations precision
In 0.1% precision resister, the adaptive tune of 100k Ω to 1M Ω is realized under different operating conditions by the adjusting of microprocessor
Section plays the role of amplifying voltage signal.
Further, the signal processing apparatus includes simulating μ A level signal at 0-10V by conversion process to believe
Number high-gain amplifier and the bandpass filter that signal is smooth.
Further, the voltage of high voltage silicon rectifier stack isolation is more than 2000V, and the pressure drop that forward direction passes through is no more than
0.3V, main purpose are to prevent the high-voltage ignition signal of ignition process from entering ionic current acquisition system so as to cause system damage
It is bad.
The working principle of the invention: gasoline engine can generate a large amount of bands because of chemi-ionization and thermal ionization in combustion process
The ion product of electricity.The ionization that chemi-ionization is mainly generated by fuel combustion chemical action, these ions are generally in more unstable
Determine state, different ions can accordingly change with the progress of combustion reaction, and the ionic current in the stage is mainly by chemistry of fuel
Matter and the influence for chemically reacting path, main chemical reactions formula are as follows:
CH+O→CHO++e- CHO++H2O→H3O++CO
Different from chemi-ionization, thermal ionization occurs mainly in late combustion, and cylinder temperature is very high at this time, and warm-up movement leads to cylinder
The formation of interior ion, the ion which forms are mainly the bulky grain charge species including such as NO and PM, primary chemical
It reacts as follows:
M is primarily referred to as NO and PM, E in formulaionFor hot radical group.
It is burned by gasoline engine cylinder on-load voltage, forming orientation electric field between spark plug and cylinder of petrol engine
The above-mentioned ion of Cheng Shengcheng in directed movement under extra electric field and will form ionic current, by ion current signal amplitude come
The working condition of real-time detection in-cylinder water injection nozzle realizes the inline diagnosis of in-cylinder water injection nozzle.The change meeting of water content in cylinder
To H3O+Hydrated ion concentration has an impact and reacts in ion current signal, and ion current signal has while reflecting in cylinder
Water spray and the ability of combustion process will obtain water spray and combustion state information based on the detection and analysis to ionic current,
It realizes and the inline diagnosis of water spray process and water spray and combustion process is optimized.
Ion current signal relevant feature parameters mainly have ionic current extreme value ImaxWith ionic current extreme value phase thetaImax,
Water vapour content changes in cylinder under difference circulation amount of water sprayed, influences ImaxAnd θImaxParameter, can be by ImaxAnd θImax
The feedback control of water spray and combustion process is realized in the extraction of parameter with analysis, specifically, after cylinder combustion, water spray, to ion-conductance
Stream signal is acquired and is delivered to microprocessor；Microprocessor by A/D convert after, to collected ion current signal into
Ionic current extreme value I is calculated in row Digital Signal ProcessingmaxAnd its phase extreme value θImax, by ImaxWith setting value ISettingCompare,
If ImaxLess than ISettingAnd difference is more than given threshold (4-8 μ A), then warning note in-cylinder water injection nozzle possible breakdown, if difference is small
In given threshold, then ionic current extreme value phase theta is further judgedImax, by its with pass through staking-out work in advance in microprocessor
The best θ obtainedI settingMAP chart comparison, if θImaxLess than θI setting, then the water spray moment of subsequent cycle is postponed into θI setting-θImaxDifference
Angle, if θImaxGreater than θI setting, then the water spray moment of subsequent cycle is shifted to an earlier date into θImax-θI settingThe angle of difference, so that it is guaranteed that spray
The optimization of water and combustion process.
The present invention is detected by the amplitude realization to ion current signal to the real-time online of water spray process and feedback control,
Water-jet technology is set to obtain effectively, timely controlling, water spray control signal is synchronous with water spray movement execution, reaches combustion process most
Optimization, it is sensitive, timely, accurate to control.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is in-cylinder pressure, ion current signal and water spray signal schematic representation；
Fig. 3 is the ion current signal comparison diagram of water spray operating condition with operating condition of not spraying water；
Fig. 4 is ionic current characteristic parameter definition figure；
Fig. 5 is that water spray process of the invention detects control process schematic diagram；
In figure: 1- cylinder of petrol engine；2- spray nozzle；3- spark plug；4- igniter；5- high voltage silicon rectifier stack；6- boosting dress
It sets；7- battery；The adaptive resistance of 8-；9- signal processing apparatus；10- microprocessor.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of gasoline engine in-cylinder water injection detecting and controlling system referring to Fig.1, including is set in Engine 1, cylinder of petrol engine 1
There are spark plug 3 and spray nozzle 2, spark plug 3 connects igniter 4, further includes high voltage silicon rectifier stack 5, increasing apparatus 6 and battery 7
The voltage device of composition, adaptive resistance 8, signal processing apparatus 9 and microprocessor 10, the positive and negative anodes and direct current liter of battery 7
The positive and negative anodes of pressure device 6 are corresponding to be connected, and DC boosting device is adjustable to 60V by battery 12V voltage increase, the voltage after raising
It is connected to adaptive resistance 8 by high_voltage isolation silicon stack 5, spark plug 3 and cylinder of petrol engine 1, ion current signal is adaptive
It is transmitted to the progress of signal processing apparatus 9 such as signal condition and amplification operation after being presented as voltage signal in resistance 8, it then will letter
Number it is transferred to microprocessor 10, microprocessor 10 is handled and made decisions to the voltage signal, and output signal controls spray nozzle 2
It is acted.
Fig. 2 is using the comparison diagram of the gasoline engine in-cylinder pressure of in-cylinder water injection technology, ionic current and water spray signal, the figure
It is 30 °C of A before petrol engine rotational speed 1500r/min, circulating fuel injection quantity 46.7mg, ignition timing top dead centre, timing top dead centre of spraying water
It is obtained under the operating condition of 10 ° of A afterwards, from test result, it can be seen that, the ionic current after water spray significantly increases before relatively spraying water, can
, come the working condition of real-time diagnosis in-cylinder water injection nozzle, to realize the online of in-cylinder water injection nozzle by ion current signal amplitude
It diagnoses (OBD).In figure, the in-cylinder pressure, ionic current and water spray signal of water spray and circulation of not spraying water are marked, water spray signal is available
In distinguishing water spray and not spraying water circulation, as shown in the figure, water spray recycles lower in-cylinder pressure and distinguishes minimum, and ionic current with not spraying water
Greatly, the feasibility of in-cylinder water injection process detection is realized in confirmation using ionic current for signal difference.
Fig. 3 is gasoline engine in-cylinder pressure and ionic current using in-cylinder water injection technology in pair with operating condition of not spraying water of spraying water
Than figure, the same Fig. 2 of the figure is 30 ° before petrol engine rotational speed 1500r/min, circulating fuel injection quantity 46.7mg, ignition timing top dead centre
CA is obtained under the operating condition of 10 °C of A after timing top dead centre of spraying water.As can be seen from the test results, ion in cylinder under operating condition of spraying water
Electric current and operating condition is not sprayed water there are significant difference, ion current signal change rate significantly improves, and peak phase increases and improves.
H3O+ ion concentration can be because water spray bring water vapor concentration increases and increases, and the leading ion as ion current signal produces
Object, H3The increase of O+ ion is so that the ionic current under water spray operating condition is improved.In figure, water spray and circulation of not spraying water are marked
In-cylinder pressure and ion current signal average value have proved realize the feasible of in-cylinder water injection process detection using ionic current again
Property.
Fig. 4 shows the relevant feature parameters of ion current signal, mainly there is ionic current extreme value ImaxWith ionic current pole
It is worth phase thetaImax, difference circulation amount of water sprayed under cylinders in water vapour content change, influence ImaxAnd θImaxParameter can pass through
To ImaxAnd θImaxThe feedback control of water spray and combustion process is realized in the extraction of parameter with analysis.
The system is used in the gasoline engine combustion process using in-cylinder water injection technology, Fig. 5 is that the detection of water spray process controlled
Journey schematic diagram, ion current signal relevant feature parameters mainly have ionic current extreme value ImaxWith ionic current extreme value phase thetaImax,
Water vapour content changes in cylinder under difference circulation amount of water sprayed, influences ImaxAnd θImaxParameter, can be by ImaxAnd θImax
The feedback control of water spray and combustion process is realized in the extraction of parameter with analysis, specifically, after cylinder combustion, water spray, to ion-conductance
Stream signal is acquired and is delivered to microprocessor；Microprocessor by A/D convert after, to collected ion current signal into
Ionic current extreme value I is calculated in row Digital Signal ProcessingmaxAnd its phase extreme value θImax, by ImaxWith strategy value, that is, setting value
ISettingCompare, if ImaxLess than ISettingAnd difference is more than given threshold (4-8 μ A), then warning note in-cylinder water injection nozzle possible breakdown,
If difference is less than given threshold, ionic current extreme value phase theta is further judgedImax, it is passed through in advance with microprocessor
Strategy value, that is, best θ that staking-out work obtainsI settingMAP chart comparison, if θImaxLess than θI setting, then by the water spray moment of subsequent cycle
Postpone θI setting-θImaxThe angle of difference, if θImaxGreater than θI setting, then the water spray moment of subsequent cycle is shifted to an earlier date into θImax-θI settingDifference
Angle, so that it is guaranteed that water spray and the optimization of combustion process.
This hair can be understood and applied the above description of the embodiments is intended to facilitate those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to the embodiment, and described herein one
As principle be applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to embodiment here,
Those skilled in the art's announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be in this hairs
Within bright protection scope.
Claims (7)
1. a kind of gasoline engine in-cylinder water injection detecting and controlling system, including cylinder of petrol engine (1), the cylinder of petrol engine (1) is interior
Equipped with spark plug (3) and spray nozzle (2), the spark plug (3) connects igniter (4), which is characterized in that further includes height
Press silicon stack (5), voltage device, adaptive resistance (8), signal processing apparatus (9) and microprocessor (10), the spark plug
(3) successively connect with high voltage silicon rectifier stack (5), voltage device, adaptive resistance (8), the spray nozzle (2) successively with micro process
Device (10), signal processing apparatus (9), adaptive resistance (8) connection,
When work, the voltage device applies voltage, and orientation electric field is formed between spark plug (3) and cylinder of petrol engine (1),
In the case where orienting electric field action, the ion product displacement that burning generates in cylinder of petrol engine (1) forms ionic current, ion-conductance
It flows through adaptive resistance (8) and generates voltage signal, send using signal processing apparatus (9) to microprocessor (10), microprocessor
(10) it handling and makes a policy, control spray nozzle (2) is acted,
Described microprocessor (10) the specific rate-determining steps are as follows:
(a) ion current signal is acquired, ionic current extreme value I is calculatedmaxAnd ionic current extreme value phase thetaImax；
(b) by ImaxWith setting value ISettingCompare, if ImaxLess than ISettingAnd difference is more than given threshold, then judges spray nozzle (2)
It breaks down, if difference is less than given threshold, enters step (c), the given threshold is 4-8 μ A；
(c) by θImaxWith setting value θI settingCompare, if θImaxLess than θI setting, then the water spray moment of subsequent cycle is postponed, if θImax
Greater than θI setting, then the water spray moment of subsequent cycle is shifted to an earlier date.
2. a kind of gasoline engine in-cylinder water injection detecting and controlling system according to claim 1, which is characterized in that the voltage
Component includes increasing apparatus (6) and battery (7), and increasing apparatus (6) is in parallel with battery (7).
3. a kind of gasoline engine in-cylinder water injection detecting and controlling system according to claim 2, which is characterized in that the electric power storage
The voltage in pond (7) is 12V or 48V, and after boosted device boosting, the voltage of the voltage device output is 60-90V.
4. a kind of gasoline engine in-cylinder water injection detecting and controlling system according to claim 1, which is characterized in that described is adaptive
Answer resistance (8) using precision resister of the resistance variations precision less than 0.1%, through the adjusting of microprocessor under different operating conditions
Realize the automatic adjusument of 100k Ω to 1M Ω.
5. a kind of gasoline engine in-cylinder water injection detecting and controlling system according to claim 1, which is characterized in that the signal
Processing unit (9) includes that μ A level signal is passed through to conversion process into the high-gain amplifier of 0-10V analog signal and will be believed
Number smooth bandpass filter.
6. a kind of gasoline engine in-cylinder water injection detecting and controlling system according to claim 1, which is characterized in that the high pressure
The voltage of silicon stack (5) isolation is more than 2000V, and the pressure drop that forward direction passes through is no more than 0.3V.
7. a kind of application of gasoline engine in-cylinder water injection detecting and controlling system as described in claim 1, which is characterized in that by the inspection
Survey the On-line Control that control system is applied to gasoline engine in-cylinder water injection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611127525.7A CN106593701B (en) | 2016-12-09 | 2016-12-09 | A kind of gasoline engine in-cylinder water injection detecting and controlling system and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611127525.7A CN106593701B (en) | 2016-12-09 | 2016-12-09 | A kind of gasoline engine in-cylinder water injection detecting and controlling system and its application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106593701A CN106593701A (en) | 2017-04-26 |
| CN106593701B true CN106593701B (en) | 2019-06-11 |
Family
ID=58598024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611127525.7A Active CN106593701B (en) | 2016-12-09 | 2016-12-09 | A kind of gasoline engine in-cylinder water injection detecting and controlling system and its application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106593701B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060992B (en) * | 2017-09-11 | 2020-10-02 | 同济大学 | System and control method for controlling internal combustion engine homogeneous compression ignition by means of water injection in cylinder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5992386A (en) * | 1995-12-27 | 1999-11-30 | Mecel Ab | Method for knock control in combustion engines |
| WO2006035909A1 (en) * | 2004-09-29 | 2006-04-06 | Yamaha Marine Kabushiki Kaisha | Ship engine |
| CN101379289A (en) * | 2006-02-06 | 2009-03-04 | 大发工业株式会社 | Operation control method based on ion current of internal combustion engine |
| CN103899428A (en) * | 2014-01-24 | 2014-07-02 | 同济大学 | Diesel engine combustion control device based on ionic currents |
| CN103939256A (en) * | 2014-03-24 | 2014-07-23 | 同济大学 | Self-adaptation ionic current detecting device |
| CN105508119A (en) * | 2014-09-25 | 2016-04-20 | 祁艳 | Ignition plug ionic current detecting system based on single-chip microcomputer technology |
-
2016
- 2016-12-09 CN CN201611127525.7A patent/CN106593701B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5992386A (en) * | 1995-12-27 | 1999-11-30 | Mecel Ab | Method for knock control in combustion engines |
| WO2006035909A1 (en) * | 2004-09-29 | 2006-04-06 | Yamaha Marine Kabushiki Kaisha | Ship engine |
| CN101379289A (en) * | 2006-02-06 | 2009-03-04 | 大发工业株式会社 | Operation control method based on ion current of internal combustion engine |
| CN103899428A (en) * | 2014-01-24 | 2014-07-02 | 同济大学 | Diesel engine combustion control device based on ionic currents |
| CN103939256A (en) * | 2014-03-24 | 2014-07-23 | 同济大学 | Self-adaptation ionic current detecting device |
| CN105508119A (en) * | 2014-09-25 | 2016-04-20 | 祁艳 | Ignition plug ionic current detecting system based on single-chip microcomputer technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106593701A (en) | 2017-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101839185A (en) | Use ion sense feedback and multi-strike spark to manage the burning control of highly diluted and rare air fuel ratio | |
| CN105874190B (en) | Controller for internal combustion engine | |
| CN103114951B (en) | Controlling method of gasoline direct injection engine optimal ignition advance angle | |
| DE102014204434B4 (en) | Ignition control / regulating device for an internal combustion engine | |
| CN103782025A (en) | Ignition control apparatus for internal combustion engine | |
| CN1920512B (en) | Combustion information online detecting device for homogeneous compression-ignition and flame-ignition dual-mode gasoline engine | |
| CN103216340A (en) | Fuel identification based on crankshaft acceleration | |
| DE112009005122T5 (en) | DEVICE FOR DETERMINING AN IMBALANCE BETWEEN AIR-FUEL RATIO UNDER CYLINDERS FOR AN INTERNAL COMBUSTION ENGINE | |
| CN109281771B (en) | Method and device for improving torque and engine | |
| CN105074199B (en) | The igniter of internal combustion engine and ignition method | |
| CN106593701B (en) | A kind of gasoline engine in-cylinder water injection detecting and controlling system and its application | |
| DE102017112541A1 (en) | Control device for internal combustion engine | |
| CN106150826B (en) | A kind of multiple high-energy ignition system based on ionic current closed-loop control | |
| CN103850852B (en) | For detecting the system and method for electromotor early combustion | |
| CN103867322B (en) | A kind of control method of automobile and internal combustion engine | |
| CN110529321A (en) | A kind of cylinder is interior to spray hydrogen rotator electromechanical control ignition control method | |
| CN102817738A (en) | HCCI (homogeneous charge compression ignition) engine fire detecting and controlling method | |
| CN103899428B (en) | A kind of diesel combustion control gear based on ionic current | |
| DE102020131711A1 (en) | Device for controlling a vehicle and method therefor | |
| CN107002579A (en) | Method and apparatus for detecting the automatic ignition in spark-ignition internal combustion engine | |
| CN205876584U (en) | A lot of high energy ignition system based on ionic current closed -loop control | |
| CN102235290B (en) | Method and device for controlling engine ignition system | |
| JP2016217236A (en) | Exhaust emission control device of internal combustion engine and particulate matter detection device | |
| US20160348599A1 (en) | Lean Mode During Idling For Reduction Of The Number Of Particles | |
| DE102013205795A1 (en) | DETECTION DEVICE FOR ABNORMAL COMBUSTION FOR A COMBUSTION ENGINE |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |