CN104265471B - Combustion mode control system of gasoline premixing and diesel igniting engine and control policy thereof - Google Patents
Combustion mode control system of gasoline premixing and diesel igniting engine and control policy thereof Download PDFInfo
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- CN104265471B CN104265471B CN201410366894.6A CN201410366894A CN104265471B CN 104265471 B CN104265471 B CN 104265471B CN 201410366894 A CN201410366894 A CN 201410366894A CN 104265471 B CN104265471 B CN 104265471B
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Abstract
The invention discloses a combustion mode control system of a gasoline premixing and diesel igniting engine and a control policy thereof. After an electronic control unit acquires the cooling water temperature, the air inlet temperature, the air flow, the engine crankshaft rotating speed and the accelerator pedal position information to judge the operating conditions of the engine, action commands are sent to a gasoline injector and a diesel injector to control the combustion mode of the engine; the operation steps are as follows: (a) the automobile operation state is judged; and the corresponding engine combustion mode is selected; (b) the engine load state is judged, and the corresponding engine combustion mode is selected; and (c) when the engine is positioned in the working condition of medium load, the engine combustion mode is selected. The dynamic performance and the economic performance of automobiles are guaranteed; and the nitric oxide and PM discharge indexes are reduced.
Description
Technical field
The present invention relates to a kind of engine combustion mode control system and control strategy, especially a kind of gasoline premix, bavin
Oily ignition engines combustion mode control system and control strategy, belong to technical field of internal combustion engines.
Background technology
Along with the development of automobile industry, people more focus on the discharge performance of automobile and economic performance, in order to meet day
The strict emission regulation demands of benefit, current automobile engine carry out the process of emission mostly by means of " exhaust gas purification equipment ",
Therefore by constantly improve, while its structure is also more and more complicated, be particularly it needs to consume the function of " exhaust gas purification equipment "
Substantial amounts of noble metal, the 40-90% for causing price to be about primary motivation cost, greatly improves the manufacturing cost of vehicle.
In order to improve discharge and the economic performance of automobile engine, HCCI（Homogeneous charging compressing ignition）Technology and gasoline
Premix, it is diesel oil ignited（Dual-fuel）Technology is favored by domestic and international automobile industry.In the gasoline for employing HCCI technologies
The air and fuel oil premixing in gas handling system in electromotor, forms the air/fuel gaseous mixture of homogenizing, and then gaseous mixture is inhaled
Enter cylinder to be compressed, in compression stroke, mixture temperature is raised, and reaches autoignition temperature and spontaneous combustion.HCCI technologies it is notable
Feature is that ignition temperature is low, and the heat transfer to chamber wall is few, can reduce photothermal transmission, moreover it is possible to nitrogen oxidation conjunction is greatly reduced
The formation of thing.But HCCI is uncontrollable because of temperature, reaction rate is too fast, and in-cylinder pressure rate of rise is big, there is fire control system
It is more difficult, easily affected by boundary condition change, running on the lower load combustion instability, high load capacity operating mode roughness noise, range of operation
Narrow the shortcomings of.
Gasoline premix, it is diesel oil ignited（Dual-fuel）Technology can improve internal combustion engine thermal efficiency and reduce exhaust emissions index,
So that it is converted to product and practical technique rapidly, gasoline premix, diesel oil ignited is relied on（Dual-fuel）The double fuel of technology
Electromotor arises at the historic moment.However, existing gasoline premix, diesel oil ignited electromotor are only provided with double combustions in moderate duty operating mode
A kind of pattern of material mixed combustion, the Chinese patent application file of such as Application No. 201210175963.6 disclose a kind of gasoline
Premix, diesel oil ignited electromotor and its control method, its control method is：Main control unit receive information collecting unit is collected
Information；According to the various information for receiving, main control unit judges which kind of operating mode electromotor is currently in, while according to electromotor work
Condition, main control unit select corresponding ignition way to make electromotor work.Although the technical scheme of the patent application effectively can drop
Low oil consumption and the discharge of reduction harmful substance, but in the technical scheme of the patent application, moderate duty is in electromotor
During operating mode, a kind of " gasoline premix, diesel oil ignited " double fuel mixed combustion mode is configured to use only, and under moderate duty operating mode,
According to HCCI combustion mode, engine thermal efficiency and discharge index are relatively low, have impact on filling for engine energy-saving emission reduction effect
Distribution is waved.
The content of the invention
Present invention aims to the drawback of prior art, there is provided a kind of grade within the engine is arranged under load condition
Selective " gasoline premix, diesel oil ignited " and two kinds of combustion modes of HCCI, both can guarantee that the power performance and economy of vehicle
Can, can make again gasoline premix, diesel oil ignited engine combustion mode control system that nitrogen oxides and PM discharge indexs reduce and
Control strategy.
Problem of the present invention is realized with following technical proposals：
A kind of gasoline premix, diesel oil ignited engine combustion mode control system, including electronic control unit（That is electromotor
ECU）, intake air temperature sensor, air flow sensor, cooling-water temperature sensor, engine crankshaft rotation speed sensor, throttle
Pedal position sensor, gasoline ejector and diesel injector, the intake air temperature sensor, air flow sensor, cooling
Water temperature sensor, engine crankshaft rotation speed sensor, accelerator pedal position sensor and electronic control unit signal input part
Connection, the connection of the gasoline ejector, diesel injector and electronic control unit signal output part, the electronic control unit set
Have the combustion mode control module with electromotor moderate duty Conditions Matching, for realizing " gasoline premix, diesel oil ignited " and
The switching of two kinds of combustion modes of HCCI.
Above-mentioned gasoline premix, diesel oil ignited engine combustion mode control system, the diesel injector and electromotor bavin
The connection of oily oil feed line, they are arranged on the top of engine cylinder-body combustor, the gasoline ejector by gasoline oil rail and
Engine gasoline oil feed line connects, and gasoline ejector and gasoline oil rail are arranged on motor intake manifold.
A kind of gasoline premix, diesel oil ignited engine combustion mode control strategy, gather cooling water by electronic control unit
Temperature, intake air temperature, air mass flow, engine crankshaft rotating speed and accelerator pedal position information, the operating condition to electromotor enter
After row judges, action command is sent to gasoline ejector and diesel injector, control the combustion mode of electromotor, its operation step
It is rapid as follows：
A, judge travel condition of vehicle, select corresponding engine combustion mode：
Electronic control unit judges travel condition of vehicle according to intake air temperature and cooling water temperature information, when vehicle is in cold
During car starting state, electromotor enters " gasoline premix, diesel oil ignited " pattern or diesel combustion mode, when vehicle is in normal fortune
After row state, engine load shape is determined whether according to air mass flow, engine crankshaft rotating speed and accelerator pedal position information
State；
B, judge engine load state, select corresponding engine combustion mode：
When electromotor is in running on the lower load, electromotor enters " gasoline premix, diesel oil ignited " pattern or diesel combustion
Pattern, when electromotor is in moderate duty operating mode, electromotor enters " gasoline premix, diesel oil ignited " or HCCI combustion mode,
When electromotor is in high load capacity operating mode, electromotor enters diesel combustion mode；
When c, electromotor are in moderate duty operating mode, the selection of engine combustion mode:
Electronic control unit according to cooling water temperature, intake air temperature, air mass flow, engine crankshaft rotating speed information, and with
The calibration value being arranged in electronic control unit is compared, and judges whether the mixed gas into engine chamber meet gasoline equal
The condition of matter compression ignition, if meeting gasoline homogeneity compression-ignition condition, electromotor enters HCCI, if being unsatisfactory for gasoline homogeneity compression-ignition bar
Part, electromotor enter gasoline premix, diesel oil ignited pattern.
Above-mentioned gasoline premix, diesel oil ignited engine combustion mode control strategy, in step c, when electromotor is switched to
During HCCI, from the beginning of a upper circulation of switching, the injection timing of electronic control unit control diesel oil is to top dead centre pusher
Enter, and gradually decrease diesel oil distributive value, have increased slightly gasoline distributive value, treat that mixed gas meet vapour in engine chamber
During oil pressure combustion condition, mixed gas compression ignition is completed gasoline HCCI combustion process by engine compression strokes.
Above-mentioned gasoline premix, diesel oil ignited engine combustion mode control strategy, in step c, when electromotor is switched to
After HCCI, a certain amount of diesel oil is sprayed in the combustion reaction later stage so that the combustion reaction of subsequent cycle starts front cylinder interior temperature
Degree meets gasoline homogeneity compression-ignition condition.
Above-mentioned gasoline premix, diesel oil ignited engine combustion mode control strategy, in step c, when electromotor is switched to
After HCCI, by adjusting admission pressure and amount of exhaust gas recirculation, the effect of the continuous operation of HCCI is reached.
The present invention is provided with the combustion mode control mould with electromotor moderate duty Conditions Matching in electronic control unit
Block, realizes under electromotor moderate duty operating mode the switching of " gasoline premix, diesel oil ignited " and two kinds of combustion modes of HCCI, works as electricity
Sub-control unit according to cooling water temperature, intake air temperature, air mass flow, engine crankshaft rotating speed information, and be arranged on electronics
Calibration value in control unit is compared, and judges that the mixed gas into engine chamber meet the condition of gasoline homogeneity compression-ignition
Afterwards, electromotor enters HCCI, not only makes vehicle maintain preferable power performance and economic performance, while making nitrogen oxides
Reduce with PM emission levels；In an hcci mode, the combustion reaction later stage causes next following by spraying into appropriate diesel oil to the present invention
Ring reaction starts front cylinder temperature and meets gasoline homogeneity compression-ignition condition, and by adjusting admission pressure and amount of exhaust gas recirculation, reaches
To the effect of the continuous operation of HCCI；The present invention overcomes HCCI combustion mode temperature using the regulation to diesel oil distributive value
Degree is uncontrollable, and reaction rate is too fast, and in-cylinder pressure rate of rise is big to wait harmful effect, expands under electromotor moderate duty operating mode
The range of application of HCCI combustion mode.In a word, by being waited under load condition within the engine, " gasoline premix, diesel oil draw the present invention
Combustion " and the selection of two kinds of combustion modes of HCCI, not only ensure that power performance and the economic performance of vehicle, and reduce and make nitrogen
Oxide and PM discharge indexs.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is gasoline premix, diesel oil ignited engine combustion mode control system architecture schematic diagram；
Fig. 2 is gasoline premix, diesel oil ignited engine combustion mode control strategy logic diagram；
Fig. 3 is gasoline premix, the area distribution schematic diagram of diesel oil ignited electromotor difference combustion mode.
In figure, each list of reference numerals is：1st, intake air temperature sensor, 2, air flow sensor, 3, cooling water temperature sensing
Device, 4, engine crankshaft rotation speed sensor, 5, accelerator pedal position sensor, 6, electronic control unit（That is Engine ECU）,7、
Inlet manifold, 8, gasoline oil rail, 9, gasoline ejector, 10, diesel injector, 11, engine cylinder-body；
N, engine load, n, engine crankshaft rotating speed.
Specific embodiment
Referring to Fig. 1, in the present invention, gasoline premix, diesel oil ignited engine combustion mode control system include Electronic Control
Unit 6, intake air temperature sensor 1, air flow sensor 2, cooling-water temperature sensor 3, engine crankshaft rotation speed sensor
4th, accelerator pedal position sensor 5, gasoline ejector 9 and diesel injector 10, the intake air temperature sensor 1, air mass flow
Sensor 2, cooling-water temperature sensor 3, engine crankshaft rotation speed sensor 4, accelerator pedal position sensor 5 and Electronic Control
6 signal input part of unit connects, and the gasoline ejector 9, diesel injector 10 are connected with 6 signal output part of electronic control unit
Connect, diesel injector 10 is also connected with electromotor diesel oil oil feed line, they are arranged on the top of 11 combustor of engine cylinder-body,
The gasoline ejector 9 is connected with engine gasoline oil feed line by gasoline oil rail 8, and gasoline ejector 9 and gasoline oil rail 8 are pacified
It is mounted on motor intake manifold 7, the electronic control unit 6 is provided with the combustion mode with electromotor moderate duty Conditions Matching
Control module, " gasoline premix, diesel oil ignited " and two kinds of combustion modes of HCCI for realizing under electromotor moderate duty operating mode
Switching.
Referring to Fig. 2, in the present invention, gasoline premix, diesel oil ignited engine combustion mode control strategy are by Electronic Control list
Unit 6 gather cooling water temperature, intake air temperature, air mass flow, engine crankshaft rotating speed and accelerator pedal position information, to electromotor
Operating condition judged after, send action command to gasoline ejector 9 and diesel injector 10, control the combustion of electromotor
Burning pattern, is illustrated to its operating procedure with specific embodiment below：
A, judge travel condition of vehicle, select corresponding engine combustion mode：
Electronic control unit 6 judges travel condition of vehicle according to intake air temperature and cooling water temperature information, works as intake air temperature
The intake air temperature of the detection of sensor 1 is that the cooling water temperature of the detection of cooling-water temperature sensor 3 is less than 75 C less than 25 C
When, when electronic control unit 6 judges that vehicle is in cold start state, electromotor enters " gasoline premix, diesel oil ignited " pattern
Or diesel combustion mode；When intake air temperature sensor 1 detection intake air temperature be not higher than 60 C, cooling-water temperature sensor 3
When the cooling water temperature of detection is not higher than 90 C, vehicle is in normal operating condition, then bent further according to air mass flow, electromotor
Rotating speed and accelerator pedal position information determine whether engine load state；
B, judge engine load state, select corresponding engine combustion mode：
Engine crankshaft rotation speed sensor 4 detection engine crankshaft rotating speed be 1000rpm-4000rpm, gas pedal position
The load by accelerator pedal position demand of the detection of sensor 5 is put in 0%-30%, electromotor is in running on the lower load, electromotor
Into " gasoline premix, diesel oil ignited " pattern or diesel combustion mode.
When engine crankshaft rotation speed sensor 4 detection engine crankshaft rotating speed be 1000rpm-4000rpm, gas pedal
When the gas pedal of the detection of position sensor 5 is in the load 30%-70% positions of demand, electromotor is in moderate duty operating mode,
Electromotor enters " gasoline premix, diesel oil ignited " or HCCI combustion mode.
Engine crankshaft rotation speed sensor 4 detection engine crankshaft rotating speed be 1000rpm-4000rpm, gas pedal position
When putting position of load of the gas pedal of the detection of sensor 5 in demand more than 70%, electromotor is in high load capacity operating mode, sends out
Motivation enters diesel combustion mode；
When c, electromotor are in moderate duty operating mode, the selection of engine combustion mode:
Electronic control unit 6 according to cooling water temperature, intake air temperature, air mass flow, engine crankshaft rotating speed information, and with
The calibration value being arranged in electronic control unit is compared, and judges whether the mixed gas into engine chamber meet gasoline equal
The condition of matter compression ignition；
When intake air temperature sensor 1 detection intake air temperature be 25-45 C, cooling-water temperature sensor 3 detection cooling
Coolant-temperature gage is 75-85 C, and the EGR rate that the air mass flow that air flow sensor 2 is detected is deduced is in 30-50%, engine crankshaft
When the engine crankshaft rotating speed of the detection of speed probe 4 is 1000rpm-2500rpm, meets gasoline homogeneity compression-ignition condition, start
Machine enters HCCI, and from the beginning of a upper circulation of switching, the injection timing of the control diesel oil of electronic control unit 6 is to top dead centre
After advance, and gradually decrease diesel oil distributive value, increase gasoline distributive value, treat that mixed gas meet vapour in engine chamber
During oil pressure combustion condition, mixed gas compression ignition is sprayed into a certain amount of diesel oil in the combustion reaction later stage by engine compression strokes so that
The combustion reaction of subsequent cycle starts front cylinder temperature and meets gasoline homogeneity compression-ignition condition, while by adjusting admission pressure
And amount of exhaust gas recirculation, reach the effect of the continuous operation of HCCI；
When electromotor is not at above-mentioned condition, gasoline homogeneity compression-ignition condition is unsatisfactory for, electromotor enters gasoline premix, bavin
Oily pilot mode, enters in cylinder in the gaseous mixture of engine suction stroke stage, gasoline and fresh air, compression stroke rank
Section, diesel oil are sprayed in before upper dead canter, and diesel oil after compression ignition, lighted to form Multi-point point by the flame of formation by the gasoline in cylinder
Fire, completes mixed combustion mode.
Referring to Fig. 3, can from gasoline premix, the area distribution schematic diagram of diesel oil ignited electromotor difference combustion mode
Go out：After technical solution of the present invention, electronic control unit 6 can select different burning moulds according to present engine load operating mode
Formula, its purposiveness definitely, can preferably give play to the advantage of different combustion modes.
Claims (5)
1. a kind of gasoline premix, diesel oil ignited engine combustion mode control system, including electronic control unit (6), enter temperature
Degree sensor (1), air flow sensor (2), cooling-water temperature sensor (3), engine crankshaft rotation speed sensor (4), oil
Door pedal position sensor (5), gasoline ejector (9) and diesel injector (10), intake air temperature sensor (1), air
Flow transducer (2), cooling-water temperature sensor (3), engine crankshaft rotation speed sensor (4), accelerator pedal position sensor
(5) it is connected with electronic control unit (6) signal input part, gasoline ejector (9), diesel injector (10) and Electronic Control
Unit (6) signal output part connects, and it is characterized in that, electronic control unit (6) are provided with and electromotor moderate duty operating mode
The combustion mode control module matched somebody with somebody, diesel injector (10) are connected with electromotor diesel oil oil feed line, diesel injector peace
The top of engine cylinder-body (11) combustor is mounted in, gasoline ejector (9) are supplied with engine gasoline by gasoline oil rail (8)
Oil pipe line connects, and gasoline ejector (9) and gasoline oil rail (8) are arranged on motor intake manifold (7)；
Electronic control unit (6) collection cooling water temperature, intake air temperature, air mass flow, engine crankshaft rotating speed and gas pedal
After positional information, the operating condition to electromotor judge, action is sent to gasoline ejector (9) and diesel injector (10)
Instruction, controls the combustion mode of electromotor.
2. a kind of gasoline premix, diesel oil ignited engine combustion mode control strategy, is characterized in that, it is right that the control strategy is used for
Control system described in claim 1 carries out gasoline premix, diesel oil ignited engine combustion mode and is controlled, its operating procedure
It is as follows：
A, judge travel condition of vehicle, select corresponding engine combustion mode：
Electronic control unit (6) judges travel condition of vehicle according to intake air temperature and cooling water temperature information, when vehicle is in cold
During car starting state, electromotor enters " gasoline premix, diesel oil ignited " pattern or diesel combustion mode, when vehicle is in normal fortune
After row state, engine load shape is determined whether according to air mass flow, engine crankshaft rotating speed and accelerator pedal position information
State；
B, judge engine load state, select corresponding engine combustion mode：
When electromotor is in running on the lower load, electromotor enters " gasoline premix, diesel oil ignited " pattern or diesel combustion mode,
When electromotor is in moderate duty operating mode, electromotor enters " gasoline premix, diesel oil ignited " or HCCI combustion mode, when starting
When machine is in high load capacity operating mode, electromotor enters diesel combustion mode；
When c, electromotor are in moderate duty operating mode, the selection of engine combustion mode:
Electronic control unit (6) according to cooling water temperature, intake air temperature, air mass flow, engine crankshaft rotating speed information, and with set
The calibration value put in electronic control unit is compared, and whether the mixed gas judged into engine chamber meet gasoline homogenizing
The condition of compression ignition, if meeting gasoline homogeneity compression-ignition condition, electromotor enters HCCI, if being unsatisfactory for gasoline homogeneity compression-ignition bar
Part, electromotor enter gasoline premix, diesel oil ignited pattern.
3. a kind of gasoline premix according to claim 2, diesel oil ignited engine combustion mode control strategy, its feature
It is, in step c, when electromotor is switched to HCCI, from the beginning of a upper circulation of switching, electronic control unit (6)
The injection timing of control diesel oil enters to top dead centre pusher, and gradually decreases diesel oil distributive value, increases gasoline distributive value, pending
When the indoor mixed gas of motivation burning meet gasoline compression ignition condition, mixed gas compression ignition is completed gasoline by engine compression strokes
HCCI combustion process.
4. a kind of gasoline premix according to claim 3, diesel oil ignited engine combustion mode control strategy, its feature
It is, in step c, after electromotor is switched to HCCI, to spray into a certain amount of diesel oil in the combustion reaction later stage so that next
The combustion reaction of circulation starts front cylinder temperature and meets gasoline homogeneity compression-ignition condition.
5. a kind of gasoline premix according to claim 4, diesel oil ignited engine combustion mode control strategy, its feature
It is, in step c, after electromotor is switched to HCCI, by adjusting admission pressure and amount of exhaust gas recirculation, to reach HCCI
The effect of the continuous operation of pattern.
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| CN201410366894.6A CN104265471B (en) | 2014-07-30 | 2014-07-30 | Combustion mode control system of gasoline premixing and diesel igniting engine and control policy thereof |
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| CN201410366894.6A CN104265471B (en) | 2014-07-30 | 2014-07-30 | Combustion mode control system of gasoline premixing and diesel igniting engine and control policy thereof |
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| CN104265471B true CN104265471B (en) | 2017-03-22 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5922830B1 (en) * | 2015-06-18 | 2016-05-24 | 三井造船株式会社 | Gas engine |
| CN105464778B (en) * | 2015-12-18 | 2019-02-12 | 潍柴动力股份有限公司 | Engine electric-controlled water pump control method and system |
| CN106930849B (en) * | 2015-12-29 | 2020-10-02 | 长城汽车股份有限公司 | Dual-fuel engine combustion mode switching control method and system and vehicle |
| CN105863864B (en) * | 2016-05-03 | 2018-10-16 | 清华大学 | A kind of low-temperature burning engine cold-start and Smaller load combustion control system and method |
| CN108708795A (en) * | 2018-05-15 | 2018-10-26 | 北汽福田汽车股份有限公司 | Control the method, apparatus and vehicle of gasoline engine |
| KR102226648B1 (en) * | 2018-07-04 | 2021-03-11 | 바르실라 핀랜드 오이 | How to increase the load in a four-stroke internal combustion engine |
| CN111749796B (en) * | 2020-05-14 | 2022-08-02 | 吉利汽车研究院（宁波）有限公司 | Fuel supply method, device, electronic equipment and storage medium |
| CN113914974B (en) * | 2020-07-08 | 2023-02-03 | 长城汽车股份有限公司 | Method and device for reducing emission of nitrogen oxides and automobile |
| CN114370334B (en) * | 2020-10-14 | 2023-09-05 | 比亚迪股份有限公司 | Engine cleaning method and system for hybrid vehicle and hybrid vehicle |
| CN114738095B (en) * | 2022-05-09 | 2023-05-23 | 潍柴动力股份有限公司 | Engine emission control method, device, equipment and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4075255B2 (en) * | 1999-11-30 | 2008-04-16 | 株式会社Ｉｈｉ | diesel engine |
| CN101598069A (en) * | 2009-07-06 | 2009-12-09 | 赵志贤 | Gasoline burning device for diesel engine |
| CN102678363A (en) * | 2012-05-31 | 2012-09-19 | 长城汽车股份有限公司 | Gasoline premixing and diesel igniting engine as well as control method thereof |
| CN203463217U (en) * | 2013-08-30 | 2014-03-05 | 长城汽车股份有限公司 | Cold-starting system of gasoline-premixed and diesel-ignited engine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7121254B2 (en) * | 2005-02-17 | 2006-10-17 | General Motors Corporation | Compression-ignited IC engine and method of operation |
-
2014
- 2014-07-30 CN CN201410366894.6A patent/CN104265471B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4075255B2 (en) * | 1999-11-30 | 2008-04-16 | 株式会社Ｉｈｉ | diesel engine |
| CN101598069A (en) * | 2009-07-06 | 2009-12-09 | 赵志贤 | Gasoline burning device for diesel engine |
| CN102678363A (en) * | 2012-05-31 | 2012-09-19 | 长城汽车股份有限公司 | Gasoline premixing and diesel igniting engine as well as control method thereof |
| CN203463217U (en) * | 2013-08-30 | 2014-03-05 | 长城汽车股份有限公司 | Cold-starting system of gasoline-premixed and diesel-ignited engine |
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