CN107100746A - A kind of gas engine starts control method - Google Patents
A kind of gas engine starts control method Download PDFInfo
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- CN107100746A CN107100746A CN201710481422.9A CN201710481422A CN107100746A CN 107100746 A CN107100746 A CN 107100746A CN 201710481422 A CN201710481422 A CN 201710481422A CN 107100746 A CN107100746 A CN 107100746A
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- engine
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- fuel ratio
- advance angle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0027—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures the fuel being gaseous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
- F02D41/062—Introducing corrections for particular operating conditions for engine starting or warming up for starting
-
- 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
-
- 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
- F02P5/045—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions combined with electronic control of other engine functions, e.g. fuel injection
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/023—Temperature of lubricating oil or working fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/101—Engine speed
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Ignition Timing (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Start control method the invention discloses a kind of gas engine, basic ignition advance angle and base air-fuel ratio are set first in ECU；Then the tach signal of engine crankshaft and preset rotation speed are compared by ECU, and it is to be in starting state or running status to judge engine.During starting state, ECU is according to present engine coolant temperature signal to carrying out starting state amendment.During cold running status, ECU carries out cold running status amendment according to present engine coolant temperature signal to current ignition advance angle and current air fuel ratio, during warm-up state, using basic ignition advance angle and base air-fuel ratio.Distinguish starting state or running status, different ignition advance angles and air-fuel ratio are used under different conditions, the overall performance of engine can be optimized, no matter making which kind of state engine is in, remain good performance indications, the cold starting performance of engine, adaptability of the enhancing engine to environment can especially be improved.
Description
Technical field
The invention belongs to engine start control technology field, more particularly, to a kind of startup control for gas engine
Method processed.
Background technology
Requirement more and more higher with the in short supply and people of the energy to vehicular engine performance, natural gas engine operation
Environmental field it is more and more wider, engine needs to be applied to various severe use environments, and keeps good performance indications.
Ignition advance angle is vital parameter for engine, reasonability and the direct shadow of control accuracy that ignition advance angle is set
Ring the indexs such as the dynamic property, economy and discharge of engine.Electronic control technology is able to extensive use in the car, can realize pair
The Digital Control of engine, electric-control system can realize optimal air-fuel ratio and igniting according to the various operating conditions of engine
Advance angle control, make mixture combustion fully, engine operation condition optimization, effectively improve automobile engine dynamic property,
Economy and discharge index.
China Patent Publication No. CN1630785A, grant date is on March 18th, 2015, a kind of entitled " gasoline direct injection
A kind of influence by various factors is disclosed in the patent of invention of the control method of the optimal ignition advance angle of motivation " to propose igniting
Anterior angle is modified, and is optimal ignition advance angle, it is considered to which factor is more comprehensive.But the startup of gas engine and gasoline engine is controlled
Aspect is different.The fuel and air of gas engine are that mixing is completed in air inlet pipe, and gasoline engine is in-cylinder direct-jet.Gas engine fires
Washiness after burning, when being cold, down time length is easier to cause spark plug head to freeze, and these can all cause gas engine
The difference of the angle of ignition and air-fuel ratio is controlled in start-up course with gasoline engine.
Control method disclosed in above-mentioned patent, when being modified to ignition advance angle, it is to be in not differentiate between engine
Starting state or running status.Tests prove that, if using identical point under starting state and running status in gas engine
Fiery advance angle and air-fuel ratio, the control effect for cold start-up is not obvious, or even has reverse effect.
The content of the invention
It is contemplated that overcoming above-mentioned the deficiencies in the prior art, it is proposed that a kind of gas engine starts controlling party
Method, to improve the cold starting performance of gas engine.
The technical solution adopted for the present invention to solve the technical problems is：A kind of gas engine starts control method, bag
Include and basic ignition advance angle and base air-fuel ratio are set in ECU；It is further comprising the steps of：
1) tach signal of engine crankshaft and preset rotation speed are compared by the ECU, and it is to be in open to judge engine
Dynamic state or running status.
2) when engine is in starting state, the ECU is according to present engine coolant temperature signal to the base
Plinth ignition advance angle and the base air-fuel ratio carry out starting state amendment, and are carried using the revised igniting of the starting state
Anterior angle and air-fuel ratio control engine operation.
3) when engine start is successfully in running status, the ECU by present engine coolant temperature signal with
Default temperature value is compared, and it is to be in warm-up state or cold running status to judge the engine.
When engine is in warm-up state, the ECU is empty using the basic ignition advance angle and the basis
Combustion is than control engine operation.
When engine is in cold running status, the ECU is according to present engine coolant temperature signal to current
Ignition advance angle and current base air-fuel ratio carry out cold running status amendment, and use the cold running status amendment
Ignition advance angle afterwards and air-fuel ratio control engine operation.
Further, the starting state amendment is to determine the basis igniting according to present engine coolant temperature signal
The increase amplitude of advance angle and the foundation for running the ignition advance angle after increase as control engine, and according to current
ECT signal determines the reduction amplitude of the base air-fuel ratio and sent out the air-fuel ratio after reduction as control
The foundation of motivation operation.
The cold running status amendment is to determine current ignition advance angle according to present engine coolant temperature signal
Reduction amplitude and using the ignition advance angle after reduction as control engine operation foundation, and according to present engine
Coolant temperature signal determines the increase amplitude of current air fuel ratio and regard the air-fuel ratio after increase as control engine operation
Foundation.
Further, preset security starts the time in the ECU；The engine crankshaft turns in the clean boot time
Speed reaches the preset rotation speed, engine start success；Otherwise, to start failure, now, the ECU automatically cuts off starter
Start-up circuit.
Further, the start-up circuit include start main circuit and start control circuit, the startup main circuit include with
Ignition switch and relay normally open contact that the starter and battery are serially connected, the input of the ECU with it is described
The port electrical connection of starter；It is described to start the relay coil that control circuit includes controlling the relay normally open contact, institute
State in startup control circuit and be provided with the switch controlled by the ECU.
Further, it is provided with delayed startup protection circuit in the start-up circuit.
Further, the delayed startup protection circuit includes CD4541 IC chips and is controlled by the CD4541 collection
Into the triode of circuit chip, the input of the CD4541 IC chips is electrically connected with the ignition switch, and described three
Pole pipe is serially connected with described start in control circuit.
Further, the empty pin of the CD4541 IC chips, which is provided with, absorbs current generated when switching on power
Current sink circuit.
Further, the current sink circuit includes voltage-regulator diode, electric capacity and resistance, the voltage-regulator diode, described
Electric capacity and the resistance three are in parallel, the plus earth of the voltage-regulator diode, negative pole and the CD4541 IC chips
Empty pin connection.
Further, described start in control circuit is provided with bi-directional voltage stabilizing diode, the bi-directional voltage stabilizing diode and institute
State relay coil in parallel.
Employ after above-mentioned technical proposal, the beneficial effects of the invention are as follows：
1) it is to be in starting state or running status that this method, which distinguishes engine, and it is warm to further discriminate between the running status
Machine running status or cold running status, and different is used to ignition advance angle and air-fuel ratio for different job states
Control.When startup, if water temperature is low, control ignition advance angle is a little big, air-fuel ratio is a little bit smaller, makes engine be easier to open
It is dynamic.After starting successfully, if water temperature is low, advance angle of engine ignition is a little bit smaller for control, air-fuel ratio more greatly, hair can be improved
Motivation delivery temperature, reaches the purpose of heat engine as early as possible.Different ignition advance angles and air-fuel ratio are used under different conditions, can be optimized
The overall performance of engine, no matter making which kind of state engine is in, remains good performance indications, can especially improve hair
The cold starting performance of motivation, adaptability of the enhancing engine to environment.
2) preset security starts the time in ECU, and the run time to starter is limited, and can avoid starter work
Make overlong time, damage starter.
3) it is provided with the start-up circuit of engine in delayed startup protection circuit, delayed startup protection circuit using public affairs
The CD4541 IC chips known, the time relay circuit peripheral cell being made up of it is few, and circuit structure is simple, time essence
True degree is high.Starter delay start is made by delayed startup protection circuit, it is to avoid start unsuccessful rear continuous startup to starting
The injury of machine, extends its service life, is more suitable for using in the case of cold weather, difficulty in starting.
Brief description of the drawings
Fig. 1 is the flow chart that gas engine of the present invention starts control method；
Fig. 2 is the schematic diagram of starter start-up circuit；
In figure：R- resistance, C- electric capacity, D1- voltage-regulator diodes, D2- bi-directional voltage stabilizing diodes, J- relay coils, JK- after
Electrical equipment normally opened contact, ST- ignition switches, Q- triodes.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Flow chart as shown in Figure 1, sets basic ignition advance angle and base air-fuel ratio first in ECU；Then ECU will
The tach signal of engine crankshaft is compared with preset rotation speed, and it is to be in starting state or running status to judge engine.
When engine is in starting state, ECU is according to present engine coolant temperature (water temperature) signal to basic point
Fiery advance angle and base air-fuel ratio carry out starting state amendment.Starting state amendment is believed according to present engine coolant temperature
Number determine basic ignition advance angle increase amplitude and using the ignition advance angle after increase as control engine run according to
According to, and the reduction amplitude of base air-fuel ratio determined and by the air-fuel after reduction according to present engine coolant temperature signal
It is used for controlling the foundation of engine operation.Using the revised ignition advance angle of starting state and air-fuel ratio control engine fortune
OK.Under different water temperature conditions, the increase amplitude of ignition advance angle and the reduction amplitude of air-fuel ratio can pass through engine bed
Frame experiment is obtained, and will not be described here.
Preset security starts the time in ECU, in clean boot time (the maximum run time of starter) intrinsic motivation
Speed of crankshaft reaches preset rotation speed, engine start success；It is not up in clean boot time intrinsic motivation speed of crankshaft default
Rotating speed, engine start failure.Start after failure, just allow secondary restarting when only by start-up study time check,
Otherwise secondary restarting is not allowed, the continuous startup after startup can be avoided unsuccessful, it is to avoid the starter working time is long is damaged
Bad starter.
When engine start is successfully in running status, ECU by present engine coolant temperature signal with it is default
Temperature value is compared, and it is to be in warm-up state or cold running status to judge engine.
When engine is in warm-up state, ECU is started using basic ignition advance angle and base air-fuel ratio control
Machine is run.
When engine is in cold running status, ECU is according to present engine coolant temperature signal to current point
Fiery advance angle and current base air-fuel ratio carry out cold running status amendment.Cold running status amendment is according to current power
Machine coolant temperature signal determines the reduction amplitude of current ignition advance angle and sent out the ignition advance angle after reduction as control
The foundation of motivation operation, and the increase amplitude of current air fuel ratio is determined according to present engine coolant temperature signal and incited somebody to action
The foundation that air-fuel ratio after increase is run as control engine.Using the revised ignition advance angle of cold running status and sky
Combustion is than control engine operation.Under different water temperature conditions, the reduction amplitude of ignition advance angle and the increase amplitude of air-fuel ratio are all
It can be obtained, will not be described here by engine rig test.
As shown in Fig. 2 the ignition switch ST and relay normally open contact JK structures that are serially connected with starter and battery
Into the startup main circuit of start-up circuit, ECU input is electrically connected with the port of starter, being obtained from the port of starter
Motivation run signal.
Start the main switch controlled by control relay normally opened contact JK relay coil J and by ECU of control circuit
Composition.When starter run time (timing when the port of starter has just obtained starter run signal) is pre- beyond ECU
If clean boot time (such as 2 seconds) when, ECU automatically cuts off the start-up circuit of starter, it is to avoid engine start failure after,
Starter still continuous service.Start control circuit in be additionally provided with bi-directional voltage stabilizing diode D2, bi-directional voltage stabilizing diode D2 with after
Electric apparatus coil J is in parallel.When relay coil J is powered off, wherein residual amount of energy must be discharged with suitable pathways.Bi-directional voltage stabilizing diode D2
Continue to flow the approach that provides for relay coil J electric currents, residual amount of energy is constituted in relay coil J and bi-directional voltage stabilizing diode D2
Loop in more gently self is consumed, it is to avoid damage of the aftercurrent to other components.
Delayed startup protection circuit is provided with start-up circuit, the start-up study time can be calibrated by starting protection circuit
(such as 1.5 seconds), it is to avoid the continuous startup after startup is unsuccessful.Delayed startup protection circuit is main by CD4541 ic cores
Piece and the triode Q compositions for being controlled by CD4541 IC chips, triode Q base stage and CD4541 IC chips
Output end is corresponding.CD4541 IC chips are the programmable Timer integrated circuits manufactured using CMOS technology, in timing
Had a wide range of applications in circuit, the time relay circuit peripheral cell being made up of it is few, timing accuracy is high, timing range
Width, using flexibility and reliability, its concrete structure and principle are well known to those of ordinary skill in the art, be will not be described here.
Triode Q is serially connected with startup control circuit, and triode Q colelctor electrode is with starting the relay line in control circuit
Enclose J to be connected, triode Q grounded emitter.The input of CD4541 IC chips and CD4541 IC chips
Power end is connected with ignition switch ST again after being connected.The empty pin of CD4541 IC chips is provided with absorption when switching on power
Current generated current sink circuit, voltage-regulator diode D1, electric capacity C and resistance R three parallel connection form the current sink circuit,
Voltage-regulator diode D1 plus earth, voltage-regulator diode D1 negative poles are connected with the empty pin of CD4541 IC chips.
Claims (9)
1. a kind of gas engine starts control method, including：
Basic ignition advance angle and base air-fuel ratio are set in ECU；It is characterised in that it includes following steps：
1) tach signal of engine crankshaft and preset rotation speed are compared by the ECU, and it is in startup shape to judge engine
State or running status；
2) when engine is in starting state, the ECU is according to present engine coolant temperature signal to the basic point
Fiery advance angle and the base air-fuel ratio carry out starting state amendment, and use the revised ignition advance angle of the starting state
With air-fuel ratio control engine operation；
3) when engine start is successfully in running status, the ECU is by present engine coolant temperature signal with presetting
Temperature value be compared, judge the engine be in warm-up state or cold running status；
When engine is in warm-up state, the ECU uses the basic ignition advance angle and the base air-fuel ratio
Control engine operation；
When engine is in cold running status, the ECU is according to present engine coolant temperature signal to current point
Fiery advance angle and current base air-fuel ratio carry out cold running status amendment, and revised using the cold running status
Ignition advance angle and air-fuel ratio control engine operation.
2. gas engine as claimed in claim 1 starts control method, it is characterised in that the starting state amendment is root
The increase amplitude of the basic ignition advance angle is determined according to present engine coolant temperature signal and proposes the igniting after increase
The foundation that anterior angle is run as control engine, and the basic air-fuel is determined according to present engine coolant temperature signal
The reduction amplitude of ratio and the foundation for running the air-fuel ratio after reduction as control engine；
The cold running status amendment is to determine subtracting for current ignition advance angle according to present engine coolant temperature signal
The foundation run by a small margin and using the ignition advance angle after reduction as control engine, and cooled down according to present engine
Liquid temperature signal determine the increase amplitude of current air fuel ratio and using the air-fuel ratio after increase as control engine operation according to
According to.
3. gas engine as claimed in claim 1 starts control method, it is characterised in that the preset security in the ECU
The startup time；The engine crankshaft rotating speed reaches the preset rotation speed, engine start success in the clean boot time；
Otherwise, to start failure, now, the ECU automatically cuts off the start-up circuit of starter.
4. gas engine as claimed in claim 3 starts control method, it is characterised in that the start-up circuit includes starting
Main circuit and startup control circuit, the igniting that the startup main circuit includes being serially connected with the starter and battery are opened
Close and relay normally open contact, the input of the ECU is electrically connected with the port of the starter；It is described to start control circuit bag
Include in the relay coil for controlling the relay normally open contact, the startup control circuit and be provided with what is controlled by the ECU
Switch.
5. gas engine as claimed in claim 4 starts control method, it is characterised in that be provided with the start-up circuit
Delayed startup protection circuit.
6. gas engine as claimed in claim 5 starts control method, it is characterised in that the delayed startup protection circuit
Including：
CD4541 IC chips and the triode for being controlled by the CD4541 IC chips, the integrated electricity of the CD4541
The input of road chip is electrically connected with the ignition switch, and the triode is serially connected with described start in control circuit.
7. gas engine as claimed in claim 6 starts control method, it is characterised in that the CD4541 ic cores
The empty pin of piece, which is provided with, absorbs the current sink circuit current generated when switching on power.
8. gas engine as claimed in claim 7 starts control method, it is characterised in that the current sink circuit bag
Include：Voltage-regulator diode, electric capacity and resistance, the voltage-regulator diode, the electric capacity and the resistance three are in parallel, the voltage stabilizing two
The plus earth of pole pipe, negative pole is connected with the empty pin of the CD4541 IC chips.
9. gas engine as claimed in claim 4 starts control method, it is characterised in that set in the startup control circuit
Bi-directional voltage stabilizing diode is equipped with, the bi-directional voltage stabilizing diode is in parallel with the relay coil.
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Cited By (7)
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|---|---|---|---|---|
| CN109838333A (en) * | 2017-11-27 | 2019-06-04 | 通用汽车环球科技运作有限责任公司 | For controlling engine in the vehicle propulsion system method of spark timing and controller for executing this method in the cold start state |
| CN109944705A (en) * | 2019-03-18 | 2019-06-28 | 潍柴动力股份有限公司 | A kind of engine start control method and device |
| CN111550345A (en) * | 2020-05-29 | 2020-08-18 | 潍柴动力股份有限公司 | Cold start control method and device and electronic equipment |
| CN113137310A (en) * | 2021-04-29 | 2021-07-20 | 广西玉柴机器股份有限公司 | Natural gas engine cold machine emission control strategy |
| CN113187642A (en) * | 2021-04-26 | 2021-07-30 | 东风汽车集团股份有限公司 | Ignition control system and method based on engine fuel-air ratio request |
| CN113606075A (en) * | 2021-08-25 | 2021-11-05 | 联合汽车电子有限公司 | Method and device for detecting engine starting state of hybrid electric vehicle and storage medium |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002235593A (en) * | 2000-12-04 | 2002-08-23 | Denso Corp | Controller for internal combustion engine |
| US20050161017A1 (en) * | 2004-01-27 | 2005-07-28 | Woodward Governor Company | Method and apparatus for controlling micro pilot fuel injection to minimize NOx and UHC emissions |
| US20070175445A1 (en) * | 2006-01-30 | 2007-08-02 | Denso Corporation | Control system for compression ignition internal combustion engine |
| US7284506B1 (en) * | 2006-05-08 | 2007-10-23 | Ford Global Technologies, Llc | Controlling engine operation with a first and second fuel |
| CN103114951A (en) * | 2012-09-28 | 2013-05-22 | 浙江吉利罗佑发动机有限公司 | Controlling method of gasoline direct injection engine optimal ignition angular advance |
| CN105201660A (en) * | 2014-06-26 | 2015-12-30 | 罗伯特·博世有限公司 | Method And Controller For Setting The Combustion Parameters For An Internal Combustion Engine Operated With Liquefied Natural Gas |
| CN106050450A (en) * | 2016-06-28 | 2016-10-26 | 潍柴动力股份有限公司 | Self-adapting starting method and system for gas inlet premixing type gas engine |
-
2017
- 2017-06-22 CN CN201710481422.9A patent/CN107100746B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002235593A (en) * | 2000-12-04 | 2002-08-23 | Denso Corp | Controller for internal combustion engine |
| US20050161017A1 (en) * | 2004-01-27 | 2005-07-28 | Woodward Governor Company | Method and apparatus for controlling micro pilot fuel injection to minimize NOx and UHC emissions |
| US20070175445A1 (en) * | 2006-01-30 | 2007-08-02 | Denso Corporation | Control system for compression ignition internal combustion engine |
| US7284506B1 (en) * | 2006-05-08 | 2007-10-23 | Ford Global Technologies, Llc | Controlling engine operation with a first and second fuel |
| CN103114951A (en) * | 2012-09-28 | 2013-05-22 | 浙江吉利罗佑发动机有限公司 | Controlling method of gasoline direct injection engine optimal ignition angular advance |
| CN105201660A (en) * | 2014-06-26 | 2015-12-30 | 罗伯特·博世有限公司 | Method And Controller For Setting The Combustion Parameters For An Internal Combustion Engine Operated With Liquefied Natural Gas |
| CN106050450A (en) * | 2016-06-28 | 2016-10-26 | 潍柴动力股份有限公司 | Self-adapting starting method and system for gas inlet premixing type gas engine |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109838333A (en) * | 2017-11-27 | 2019-06-04 | 通用汽车环球科技运作有限责任公司 | For controlling engine in the vehicle propulsion system method of spark timing and controller for executing this method in the cold start state |
| CN109838333B (en) * | 2017-11-27 | 2021-12-07 | 通用汽车环球科技运作有限责任公司 | Method for controlling spark timing of an engine in a vehicle propulsion system in a cold start condition and controller for performing the method |
| CN109944705A (en) * | 2019-03-18 | 2019-06-28 | 潍柴动力股份有限公司 | A kind of engine start control method and device |
| CN109944705B (en) * | 2019-03-18 | 2022-04-26 | 潍柴动力股份有限公司 | Engine starting control method and device |
| CN111550345A (en) * | 2020-05-29 | 2020-08-18 | 潍柴动力股份有限公司 | Cold start control method and device and electronic equipment |
| CN113187642A (en) * | 2021-04-26 | 2021-07-30 | 东风汽车集团股份有限公司 | Ignition control system and method based on engine fuel-air ratio request |
| CN113137310A (en) * | 2021-04-29 | 2021-07-20 | 广西玉柴机器股份有限公司 | Natural gas engine cold machine emission control strategy |
| CN113606075A (en) * | 2021-08-25 | 2021-11-05 | 联合汽车电子有限公司 | Method and device for detecting engine starting state of hybrid electric vehicle and storage medium |
| CN114704413A (en) * | 2022-04-29 | 2022-07-05 | 三一重机有限公司 | Method, device and system for controlling working machine and working machine |
| CN114704413B (en) * | 2022-04-29 | 2023-09-26 | 三一重机有限公司 | Control method, device and system of working machine and working machine |
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|---|---|
| CN107100746B (en) | 2019-07-05 |
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