CN109899174A - A kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine - Google Patents
A kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine Download PDFInfo
- Publication number
- CN109899174A CN109899174A CN201910228172.7A CN201910228172A CN109899174A CN 109899174 A CN109899174 A CN 109899174A CN 201910228172 A CN201910228172 A CN 201910228172A CN 109899174 A CN109899174 A CN 109899174A
- Authority
- CN
- China
- Prior art keywords
- inlet duct
- cylinder
- spiral
- cylinder cap
- exhaust
- 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.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 27
- 239000003502 gasoline Substances 0.000 title claims abstract description 17
- 239000002131 composite material Substances 0.000 claims abstract description 13
- 239000000446 fuel Substances 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000003208 petroleum Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000002283 diesel fuel Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
-
- 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
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
The invention discloses a kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine, including cylinder and cylinder cap, composite air intake road is set on cylinder cap and two exhaust ducts, composite air intake road are made of spiral inlet duct and tangential inlet duct;Spiral inlet duct is made of spiral inlet duct entrance, direct current section, the downwards spiral section that spirals and spiral inlet duct outlet;Two exhaust ducts are parallel to each other, and the exhaust path inlet of two exhaust ducts is set on cylinder cap and is connected to cylinder interior, and the exhaust duct exit of two exhaust ducts, which is combined into one, to be connected;Cylinder cover bottom surface has spark plug, cylinder built-in piston, cylinder cover bottom surface, cylinder inner wall face and piston-top surface surround space as combustion chamber, and piston-top surface is set as whole in recessed Symmetrical Circular Arc face, and it is vertical with spiral inlet duct outlet and tangential inlet duct outlet bottom center's line that arc surface penetrates through direction.The present invention increases longitudinal Tumble intensity, improves turbulence intensity in cylinder, the turbulence intensity of especially close top dead centre spark-plug location.
Description
Technical field
The present invention relates to technical field of engines, more specifically, it relates to one kind to use gasoline instead on the basis of diesel engine
The combustion system of ignition engine.
Background technique
The spark-ignition engine for using Fuel Petroleum instead on the basis of diesel engine can be using the high body of former diesel oil machine platform
Intensity realizes the high-efficient cleaning within the scope of full working scope using the advanced combustion control technology such as high compression ratio, high pressure-charging, exhaust gas dilution
Clean burning.However, the application effect of above-mentioned technology is heavily dependent on air motion and tubulence energy level in cylinder.It is existing
Diesel oil machine platform mostly uses flat cylinder cap, spiral inlet duct and toroidal combustion chamber, and In-Cylinder Flow is based on being vortexed, main function
It is the mixability and mixing rate to increase diesel oil and air, is not appropriate for the flame propagation of spark-ignition engine.When using instead
When gasoline ignition, needs that the combustion system structure is further improved, improve the tubulence energy water in nearly top dead centre cylinder
It is flat, flame propagation velocity is improved, pinking tendency is reduced.
Summary of the invention
Purpose of the invention is to overcome the shortcomings in the prior art, provides one kind and uses gasoline instead on the basis of diesel engine
The combustion system of ignition engine breaks vortex field orderly in cylinder by the optimization design of air intake duct and chamber structure, increases
Add longitudinal Tumble intensity, improves turbulence intensity in cylinder, the turbulence intensity of especially close top dead centre spark-plug location, to improve fire
Flame propagation velocity reduces pinking tendency, improves maximum outbreak pressure in cylinder.
The purpose of the present invention is what is be achieved through the following technical solutions.
The present invention uses the combustion system of gasoline ignition engine, including cylinder and cylinder cap instead on the basis of diesel engine, described
Cylinder cap top is provided with the composite air intake road being connected to cylinder interior and two exhaust ducts, and the composite air intake road is by spirally inlet air
Road and tangential inlet duct composition;The spiral inlet duct by sequentially connected spiral inlet duct entrance, direct current section, downwards spiral
Spiral section and spiral inlet duct outlet composition, the spiral inlet duct outlet is set on cylinder cap, and is connected to cylinder interior;
The arrival end of the tangential inlet duct is tangential inlet duct entrance, and outlet end is tangential inlet duct outlet, the tangential inlet duct
Outlet be arranged on cylinder cap, and be connected in cylinder;Two exhaust ducts are parallel to each other, the exhaust path inlet difference of two exhaust ducts
It is set on cylinder cap and is connected to cylinder interior, the exhaust duct exit of two exhaust ducts, which is combined into one, to be connected;
The cylinder cover bottom surface center is equipped with spark plug, and piston, the cylinder cover bottom surface, gas are provided in the cylinder
As combustion chamber, the piston-top surface is set as whole in recessed symmetrical circular arc in the space that inside wall of cylinder face and piston-top surface surround
The perforation direction in face, the arc surface is exported with spiral inlet duct and tangential inlet duct outlet bottom center's line is vertical.
The first circular hole for fixing and being oriented to inlet valve valve rod is provided at the top of the spiral section of the spiral inlet duct, and
First circular hole is located on the central axis of spiral inlet duct outlet.
The second circular hole for fixing and being oriented to inlet valve valve rod, and described are provided at the top of the tangential inlet duct
Two circular holes are located on the central axis of tangential inlet duct outlet.
The third circular hole for fixing and being oriented to exhaust valve valve rod is provided at the top of two exhaust ducts, and described
Third circular hole is located on the central axis of exhaust path inlet.
The spiral inlet duct entrance is consistent with the shape of tangential inlet duct entrance, the spiral inlet duct entrance, tangential
Perpendicular where inlet mouth and exhaust duct outlet with cylinder cover bottom surface where horizontal plane.
Height of the horizontal median axis of the spiral inlet duct entrance between top surface of cylinder cover and the tangential inlet duct
Height of the horizontal median axis of entrance between top surface of cylinder cover is identical, is the 50-60% of cylinder bore diameter.
The spiral inlet duct outlet and tangential inlet duct outlet are using a radial center axis of cylinder cap as a symmetry axis left side
Right symmetrical, two exhaust path inlets are distributed by symmetry axis bilateral symmetry of the same radial center axis of cylinder cap.
The radius of the arc surface of the piston-top surface is the 90-97% of cylinder bore diameter, the lower recess of the piston-top surface
Depth capacity is the 8-15% of cylinder bore diameter.
The composite air intake road or cylinder cover bottom surface are provided with fuel delivery and spraying system.
Compared with prior art, the beneficial effects brought by the technical solution of the present invention are as follows:
The present invention is to pass through spiral inlet duct and tangential inlet duct on the basis of retaining original diesel engine flat cylinder cap
Design forms inclined-axis swirl in cylinder, and the whole recessed circular arc piston-top surface of cooperation is realized the guidance to air motion, effectively mentioned
Longitudinal Tumble intensity and holding capacity in high cylinder, and then increase nearly top dead centre by the way that compression stroke latter stage large scale tumble flow is broken
The turbulence intensity of turbulence intensity in cylinder, especially spark plug ignition position reduces pinking to accelerate flame transmission speed
Tendency improves maximum outbreak pressure in cylinder so that engine use instead can still realize after Fuel Petroleum the relatively high thermal efficiency and
Power per liter guarantees that engine still has preferable dynamic property and economy after using Fuel Petroleum instead, meets it medium and heavy
The application requirement of commercial vehicle or extended-range hybrid power system.
Detailed description of the invention
Fig. 1 is entering and exhaust channel overall structure and arrangement schematic diagram in combustion system of the present invention;
Fig. 2 is sectional view of the combustion system of the present invention in Section A-A;
Fig. 3 is sectional view of the combustion system of the present invention in section B-B.
Appended drawing reference: 1 spiral inlet duct, 2 tangential inlet ducts, 3-1 spiral inlet duct entrance, 3-2 tangential inlet duct entrance,
4 direct current sections, 5 spiral sections, the outlet of 6-1 spiral inlet duct, the outlet of 6-2 tangential inlet duct, the first circular hole of 7-1, the second circular hole of 7-2,8
Cylinder cap, 9 exhaust ducts, the outlet of 10 exhaust ducts, 11 exhaust path inlets, 12 spark plugs, 13 cylinders, 14 pistons, 15 third circular holes.
Specific embodiment
For the functional structure that the present invention is further explained, the present invention is made with preferred embodiment with reference to the accompanying drawing detailed
Illustrate, it is to be understood that the protection scope of the present invention is not limited by the specific implementation manner.
As shown in Figure 1 to Figure 3, the present invention uses the combustion system of gasoline ignition engine instead on the basis of diesel engine, including
Cylinder 13, cylinder cap 8, composite air intake road, two exhaust ducts 9, spark plug 12, fuel delivery and spraying system.The composite air intake
Road and two exhaust ducts 9 are set to 8 top of cylinder cap, and be connected to inside cylinder 13.
The composite air intake road is made of spiral inlet duct 1 and tangential inlet duct 2, and positioned opposite with exhaust duct 9.It is described
Spiral inlet duct 1 by sequentially connected spiral inlet duct entrance 3-1, direct current section 4, the downwards spiral section 5 that spirals and spiral into
Air passage outlet 6-1 composition, spiral inlet duct outlet 6-1 are set on cylinder cap 8, and be connected to inside cylinder 13.The spiral shell
One is provided at the top of the spiral section 5 of precession air flue 1 for fixing and being oriented to the first circular hole 7-1 of inlet valve valve rod, and described
First circular hole 7-1 is located on the central axis of spiral inlet duct outlet 6-1.
The arrival end of the tangential inlet duct 2 is tangential inlet duct entrance 3-2, and the outlet end of the tangential inlet duct 2 is
Tangential inlet duct exports 6-2.Tangential inlet duct outlet 6-2 is arranged on cylinder cap 8, and be connected to inside cylinder 13.It is described
The top of tangential inlet duct 2 is provided with one for fixing and being oriented to the second circular hole 7-2 of inlet valve valve rod, and second circle
Hole 7-2 is located on the central axis of tangential inlet duct outlet 6-2.
The spiral inlet duct entrance 3-1 is consistent with the shape of tangential inlet duct entrance 3-2, the spiral inlet duct entrance
3-1, tangential inlet duct entrance 3-2 and perpendicular where exhaust duct outlet 10 with 8 bottom surface of cylinder cap where horizontal plane.
The spiral inlet duct outlet 6-1 and tangential inlet duct outlet 6-2 are using a radial center axis of cylinder cap 8 as symmetry axis or so
Symmetrical, two exhaust path inlets 11 are distributed by symmetry axis bilateral symmetry of the same radial center axis of cylinder cap 8.
Height H1 of the horizontal median axis of the spiral inlet duct entrance 3-1 between 8 top surface of cylinder cap enters with the tangential inlet duct
Height H1 of the horizontal median axis of mouth 3-2 between 8 top surface of cylinder cap is identical, is the 50-60% of cylinder bore diameter D.
Two exhaust ducts 9 are parallel to each other, and the arrival end of two exhaust ducts 9 is exhaust path inlet 11, the row of two exhaust ducts 9
Air flue entrance 11 be respectively arranged on cylinder cap 8 and be connected to inside cylinder 13, close two at the exhaust duct outlet 10 of two exhaust ducts 9
It is connected for one.The top of two exhaust ducts 9 is provided with the third circular hole 15 for fixing and being oriented to exhaust valve valve rod, and institute
Third circular hole 15 is stated to be located on the central axis of exhaust path inlet 11.
8 bottom surface of cylinder cap is horizontally disposed plane, is equipped with spark plug in 8 bottom center position of cylinder cap
12, the fuel delivery and spraying system are mounted on composite air intake road or 8 bottom surface of cylinder cap can be with.Setting in the cylinder 13
There is piston 14, the space that 8 bottom surface of cylinder cap, 13 inner wall of cylinder and 14 top surface of piston surround is as combustion chamber.The piston
14 top surfaces be set as it is whole in recessed symmetrical arc surface, the perforation direction of the arc surface and spiral inlet duct outlet 6-1 and
It is vertical that tangential inlet duct exports 6-2 bottom center line.The radius of the arc surface of 14 top surface of piston is cylinder bore diameter D's
90-97%, the depth capacity of the lower recess of 14 top surface of piston are the 8-15% of cylinder bore diameter D.
Embodiment
The cylinder bore diameter D of engine is 85mm in the present embodiment, and compression ratio 12, cylinder cap 8 is Four valve structure.The spiral shell
Revolve height H1 and the tangential inlet duct entrance 3-2 of the horizontal median axis of inlet mouth 3-1 between 8 top surface of cylinder cap
Height H1 of the horizontal median axis between 8 top surface of cylinder cap is identical, is 51mm.Fuel delivery is mounted on compound with spraying system
In air intake duct.As shown in Figures 2 and 3, the combustion chamber is surrounded by 8 bottom surface of cylinder cap, 13 inner wall of cylinder and 14 top surface of piston;Institute
Stating 14 top surface of piston is whole in recessed symmetrical arc surface;As shown in Figure 1, the perforation direction of the arc surface and the spiral
Air intake port 6-1 and tangential inlet duct outlet 6-2 bottom center line P are vertical;As shown in Fig. 2, the radius R of the arc surface
For 81.3mm;The depth capacity H2 of the lower recess of 14 top surface of piston is 12mm.
Test effect: the present invention is on the basis of retaining original diesel engine flat cylinder cap, by using spiral and tangential
Composite air intake road forms inclined-axis swirl, cooperation whole recessed circular arc piston-top surface guidance air motion and original machine phase in cylinder
Than longitudinal Tumble intensity increases by 1.25 times in cylinder, and average tubulence energy level increases in -30 DEG C of AATDC (close to time of ignition), cylinder
Add 21.3%, the turbulence of spark-plug location can increase 26.6%, to accelerate flame transmission speed, reduces pinking tendency, mentions
Maximum outbreak pressure in high cylinder, so that engine can still realize the relatively high thermal efficiency and power per liter after using Fuel Petroleum instead.
Although above in conjunction with figure, invention has been described, and the invention is not limited to above-mentioned specific embodiment parties
Formula, the above mentioned embodiment is only schematical, rather than restrictive, and those skilled in the art are in this hair
Under bright enlightenment, without deviating from the spirit of the invention, many variations can also be made, these belong to guarantor of the invention
Within shield.
Claims (9)
1. a kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine, including cylinder (13) and cylinder cap (8),
It being characterized in that, cylinder cap (8) top is provided with the composite air intake road being connected to cylinder (13) inside and two exhaust ducts (9),
The composite air intake road is made of spiral inlet duct (1) and tangential inlet duct (2);The spiral inlet duct (1) is by being sequentially connected
Spiral inlet duct entrance (3-1), direct current section (4), the spiral section (5) to spiral downwards and spiral inlet duct export (6-1) group
At the spiral inlet duct outlet (6-1) is set on cylinder cap (8), and is connected to cylinder (13) inside;The tangential inlet duct
(2) arrival end is tangential inlet duct entrance (3-2), and outlet end is that tangential inlet duct exports (6-2), and the tangential admission is said
Mouthful (6-2) is arranged on cylinder cap (8), and be connected in cylinder (13);Two exhaust ducts (9) are parallel to each other, two exhaust ducts (9)
Exhaust path inlet (11) be respectively arranged on cylinder cap (8) and with cylinder (13) inside be connected to, the exhaust duct of two exhaust ducts (9)
It is combined into one and is connected at outlet (10);
Cylinder cap (8) the bottom center position is equipped with spark plug (12), is provided with piston (14) in the cylinder (13), described
The space that cylinder cap (8) bottom surface, cylinder (13) inner wall and piston (14) top surface surround is as combustion chamber, piston (14) top surface
It is set as whole in recessed symmetrical arc surface, the perforation direction of the arc surface and spiral inlet duct outlet (6-1) and tangential
Air intake port (6-2) bottom center line is vertical.
2. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In spiral section (5) top of the spiral inlet duct (1) is provided with the first circular hole for fixing and being oriented to inlet valve valve rod
(7-1), and first circular hole (7-1) is located on the central axis of spiral inlet duct outlet (6-1).
3. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In being provided with the second circular hole (7-2) for fixing and being oriented to inlet valve valve rod, and institute at the top of the tangential inlet duct (2)
The second circular hole (7-2) is stated to be located on the central axis of tangential inlet duct outlet (6-2).
4. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In being provided with the third circular hole (15) for fixing and being oriented to exhaust valve valve rod, and institute at the top of two exhaust ducts (9)
Third circular hole (15) is stated to be located on the central axis of exhaust path inlet (11).
5. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In the spiral inlet duct entrance (3-1) is consistent with the shape of tangential inlet duct entrance (3-2), the spiral inlet duct entrance
Perpendicular where (3-1), tangential inlet duct entrance (3-2) and exhaust duct outlet (10) with cylinder cap (8) bottom surface where water
Plane is vertical.
6. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In height of the horizontal median axis of the spiral inlet duct entrance (3-1) between cylinder cap (8) top surface and the tangential admission
Height of the horizontal median axis of road entrance (3-2) between cylinder cap (8) top surface is identical, is the 50- of cylinder (13) internal diameter
60%.
7. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In the spiral inlet duct exports (6-1) and tangential inlet duct outlet (6-2) with a radial center axis of cylinder cap (8) and is
Symmetry axis bilateral symmetry is distributed, and two exhaust path inlets (11) are symmetrical with the same radial center axis of cylinder cap (8)
Axis bilateral symmetry is distributed.
8. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
Under the 90-97% that the radius of, the arc surface of piston (14) top surface is cylinder (13) internal diameter, piston (14) top surface
The depth capacity of recess is the 8-15% of cylinder (13) internal diameter.
9. the combustion system according to claim 1 for using gasoline ignition engine instead on the basis of diesel engine, feature exist
In the composite air intake road or cylinder cap (8) bottom surface are provided with fuel delivery and spraying system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910228172.7A CN109899174A (en) | 2019-03-25 | 2019-03-25 | A kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910228172.7A CN109899174A (en) | 2019-03-25 | 2019-03-25 | A kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109899174A true CN109899174A (en) | 2019-06-18 |
Family
ID=66953481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910228172.7A Pending CN109899174A (en) | 2019-03-25 | 2019-03-25 | A kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109899174A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111535934A (en) * | 2020-06-11 | 2020-08-14 | 汉腾新能源汽车科技有限公司 | Air inlet channel capable of enhancing gas flow, air inlet valve, piston and engine |
CN115182825A (en) * | 2022-08-22 | 2022-10-14 | 浙江吉利控股集团有限公司 | Methanol engine and vehicle |
CN115199398A (en) * | 2022-07-25 | 2022-10-18 | 东风汽车集团股份有限公司 | Engine for igniting and compression ignition |
CN115419502A (en) * | 2022-10-19 | 2022-12-02 | 天津大学 | Engine combustion system with combined air inlet channel and combustion chamber in cooperation |
CN115419501A (en) * | 2022-10-19 | 2022-12-02 | 天津大学 | Engine combustion system with air inlet channel, cylinder cover and combustion chamber in cooperation |
CN115653777A (en) * | 2022-10-27 | 2023-01-31 | 天津大学 | Engine combustion system with composite air passage structure and shed-roof-shaped cylinder cover |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10141180A (en) * | 1996-11-12 | 1998-05-26 | Isuzu Motors Ltd | Multivalve intake engine |
US6286477B1 (en) * | 1999-12-21 | 2001-09-11 | Ford Global Technologies, Inc. | Combustion chamber for direct-injected spark-ignited engines with swirl airflows |
EP1431541A1 (en) * | 2002-12-19 | 2004-06-23 | Renault s.a.s. | Internal combustion engine having means to vary the swirl intensity |
JP2017072031A (en) * | 2015-10-05 | 2017-04-13 | 本田技研工業株式会社 | Internal combustion engine |
CN107355297A (en) * | 2017-07-31 | 2017-11-17 | 天津大学 | A kind of engine chamber for using Fuel Petroleum burning instead suitable for diesel engine |
CN209855911U (en) * | 2019-03-25 | 2019-12-27 | 天津大学 | Combustion system for igniting engine by using gasoline on the basis of diesel engine |
-
2019
- 2019-03-25 CN CN201910228172.7A patent/CN109899174A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10141180A (en) * | 1996-11-12 | 1998-05-26 | Isuzu Motors Ltd | Multivalve intake engine |
US6286477B1 (en) * | 1999-12-21 | 2001-09-11 | Ford Global Technologies, Inc. | Combustion chamber for direct-injected spark-ignited engines with swirl airflows |
EP1431541A1 (en) * | 2002-12-19 | 2004-06-23 | Renault s.a.s. | Internal combustion engine having means to vary the swirl intensity |
JP2017072031A (en) * | 2015-10-05 | 2017-04-13 | 本田技研工業株式会社 | Internal combustion engine |
CN107355297A (en) * | 2017-07-31 | 2017-11-17 | 天津大学 | A kind of engine chamber for using Fuel Petroleum burning instead suitable for diesel engine |
CN209855911U (en) * | 2019-03-25 | 2019-12-27 | 天津大学 | Combustion system for igniting engine by using gasoline on the basis of diesel engine |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111535934A (en) * | 2020-06-11 | 2020-08-14 | 汉腾新能源汽车科技有限公司 | Air inlet channel capable of enhancing gas flow, air inlet valve, piston and engine |
CN115199398A (en) * | 2022-07-25 | 2022-10-18 | 东风汽车集团股份有限公司 | Engine for igniting and compression ignition |
CN115199398B (en) * | 2022-07-25 | 2023-12-19 | 东风汽车集团股份有限公司 | Engine capable of igniting compression ignition |
CN115182825A (en) * | 2022-08-22 | 2022-10-14 | 浙江吉利控股集团有限公司 | Methanol engine and vehicle |
CN115182825B (en) * | 2022-08-22 | 2024-01-09 | 浙江吉利控股集团有限公司 | Methanol engine and vehicle |
CN115419502A (en) * | 2022-10-19 | 2022-12-02 | 天津大学 | Engine combustion system with combined air inlet channel and combustion chamber in cooperation |
CN115419501A (en) * | 2022-10-19 | 2022-12-02 | 天津大学 | Engine combustion system with air inlet channel, cylinder cover and combustion chamber in cooperation |
CN115419501B (en) * | 2022-10-19 | 2024-02-20 | 天津大学 | Engine combustion system with cooperative air inlet channel, cylinder cover and combustion chamber |
CN115653777A (en) * | 2022-10-27 | 2023-01-31 | 天津大学 | Engine combustion system with composite air passage structure and shed-roof-shaped cylinder cover |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109899174A (en) | A kind of combustion system for using gasoline ignition engine instead on the basis of diesel engine | |
CN108869006A (en) | Small-displacement gasoline engine combustion system | |
CN204060993U (en) | For the intake manifold of gaseous fuel explosive motor | |
CN115419501B (en) | Engine combustion system with cooperative air inlet channel, cylinder cover and combustion chamber | |
CN106640455A (en) | Cylinder cover combustion system of middle-arranged oil atomizer for direct-injection gasoline engine | |
CN215444219U (en) | Combustion chamber structure of gas-entraining direct-injection heavy oil engine | |
CN107355297B (en) | Engine combustion chamber suitable for gasoline fuel combustion instead of diesel engine | |
CN209855911U (en) | Combustion system for igniting engine by using gasoline on the basis of diesel engine | |
CN201794675U (en) | Squeeze-flow type compact combustion system with high compression ratio | |
CN107339150A (en) | A kind of engine chamber for using Fuel Petroleum instead on the basis of diesel engine | |
CN217107241U (en) | Engine cylinder cover, engine and automobile | |
CN104791141A (en) | Method for forming mixed gas for two-stroke LPG direct-injection engine achieving hierarchical lean combustion | |
CN210264972U (en) | Combustion system of direct-injection supercharged gasoline engine in middle-placed cylinder | |
CN210289944U (en) | Cylinder head cooling structure, cylinder head and engine | |
CN111749784A (en) | Novel high-efficiency ignition engine | |
CN201972803U (en) | Cylinder cover of motorcycle engine | |
CN212927995U (en) | Novel high-efficiency ignition engine | |
CN207212485U (en) | A kind of engine chamber for using Fuel Petroleum instead on the basis of diesel engine | |
CN115111049B (en) | High-turbulence-energy combustion system and engine | |
CN115419502A (en) | Engine combustion system with combined air inlet channel and combustion chamber in cooperation | |
CN109630328A (en) | A kind of composite air intake road for using gasoline ignition engine instead on the basis of diesel engine | |
CN111365140A (en) | Cylinder air inlet structure and internal combustion engine | |
CN203756312U (en) | Combustion chamber of gasoline engine | |
CN209942934U (en) | Engine air inlet channel, engine cylinder cover, engine and vehicle | |
CN111749783B (en) | Engine air inlet channel, engine cylinder head and 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 |