CN105863817A - Reciprocating piston internal combustion engine - Google Patents
Reciprocating piston internal combustion engine Download PDFInfo
- Publication number
- CN105863817A CN105863817A CN201610073301.6A CN201610073301A CN105863817A CN 105863817 A CN105863817 A CN 105863817A CN 201610073301 A CN201610073301 A CN 201610073301A CN 105863817 A CN105863817 A CN 105863817A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- combustor
- piston
- internal combustion
- groove
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
- F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
- F02B23/104—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector being placed on a side position of the cylinder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/26—Pistons having combustion chamber in piston head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
- F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
- F02B2023/106—Tumble flow, i.e. the axis of rotation of the main charge flow motion is horizontal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
- F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
- F02B2023/108—Swirl flow, i.e. the axis of rotation of the main charge flow motion is vertical
-
- 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
Abstract
The reciprocating piston internal combustion engine is provided with at least one cylinder which has a peripheral wall and a cylinder cover wall, and a piston which can be moved up and down in the cylinder, wherein the peripheral wall of the cylinder and its cylinder cover wall and the piston base form a combustion chamber. Furthermore, the reciprocating internal combustion engine has means for admitting a gaseous medium into the combustion chamber, means for discharging a gaseous medium from the combustion chamber, means and means for igniting the fuel-gas mixture in the combustion chamber, the fuel injection being effected by an injection jet axle. A trough with a trough surface is formed in the piston bottom in order to assist in the formation and maintenance of a tumble flow of the fuel-gas mixture within the combustion chamber. The shape of the trough surface is formed as part of an outer surface of an elongated, substantially rotationally symmetrical body which has a longitudinal axis which forms the axis of rotation of the body and which is aligned transversely to the up-and-down movement of the piston. The rotational or longitudinal axis of the rotationally symmetrical body extends transversely to the fuel injection-jet axis.
Description
Technical field
The present invention relates to a kind of reciprocating piston type internal combustion electromotor and a kind of following past resurrection
Plug explosive motor, in its combustor import fuel and during gas (especially air) and
Produce and maintain a kind of rolling type flowing when compressing this fuel-gas mixture
Background technology
It is known that the piston in the combustor of the cylinder of a reciprocating piston type internal combustion electromotor
Bottom is provided with a specifically created groove, and this groove is by most with the fuel of injection for the gas flowed into
May mix equably, and produce effective as far as possible a, stream for eddy current for mixing and burning
Dynamic.These grooves known in the prior art, this piston base are generally formed as asymmetric,
And having impingement area or the deflection plane of unsaturated mercury discharge lamp, the gas of this inflow is unexpected at flow direction
Flow along these impingement areas or deflection plane together with the fuel introduced in the case of change.
At DE 103 54 682 A1, EP 0 937 890 A2, EP 0 997 622 A1, WO
01/49996 A1 and US 2003/0056748 A1 describes and starts at this reciprocating piston type internal combustion
The example of the different groove shapes in the piston base of machine.
Known a kind of for reciprocating piston type internal combustion electromotor from DE 10 2,012 103 195 A1
Piston, this piston has bowl-shape, about the symmetrical shape of a vertical axis or have elliposoidal
Shape.
Summary of the invention
It is an object of the invention to: introduce fuel and gas and compress in a combustion chamber this fuel-
The homogenization side of fuel-gas mixture in this combustor is improved during admixture of gas
Face, improves the groove shapes of the piston for reciprocating piston type internal combustion electromotor.
In order to realize this purpose, a kind of following reciprocating piston type internal combustion is provided to start by the present invention
Machine, this reciprocating piston type internal combustion electromotor is provided with
-at least one cylinder, this cylinder has a perisporium and a cylinder tegmental wall,
-can move up and down in the cylinder, the piston with piston base,
-wherein this perisporium of this cylinder and the cylinder tegmental wall of this cylinder and this piston base are formed
One combustor,
-for the medium of a kind of gaseous state is imported the device in this combustor,
-for the device that the medium of a kind of gaseous state is derived from this combustor,
-for by fuel along injected beam axis inject the device in this combustor and
-for lighting the device of the fuel-gas mixture in this combustor,
-in this piston base, wherein form a groove with groove surfaces, it is used for supporting
The generation of the rolling type flowing of the fuel-gas mixture in this combustor and maintenance.
According to the present invention, arrange in this reciprocating piston type internal combustion electromotor,
-this groove surfaces be shaped so as to that one elongated, outside the most rotational symmetric main body
The part on surface, this main body has a longitudinal axis, and this longitudinal axis forms the rotary shaft of this main body
Line and this longitudinal axis are oriented to the motion up and down transverse to this piston, and
This rotation axis of-this rotational symmetric main body or longitudinal axis are transverse to this fuel injected beam axle
Line extends.
This is provided with at least one cylinder according to the reciprocating piston type internal combustion electromotor of the present invention, this gas
Cylinder generally has cylinder head in an engine block.Arrange at this cylinder or in each cylinder
There is a piston that can move up and down, that there is piston base.The perisporium of this cylinder and should
The cylinder tegmental wall (as a part for cylinder head) of cylinder and this piston base form the combustion of this cylinder
Burn room.
Reciprocating piston type internal combustion electromotor according to the present invention also has for Jie by a kind of gaseous state
Matter, especially air import the device in this burner and for by the medium of a kind of gaseous state, i.e. should
The device that burning gases are derived from this burner.Generally, these devices be intake valve and
Air outlet valve, the most each cylinder is provided with at least one intake valve and air outlet valve.By another device
Part and injecting fuel in this combustor along an injected beam axis.This is mostly by one
Lead to the injection channel in this combustor to realize.Finally, according to the reciprocating piston type internal combustion of the present invention
In electromotor, each cylinder has for lighting the fuel-gas mixture in this combustor
Device.
Uniform as far as possible burning for this fuel-gas mixture in this combustor is favourable
, make this fuel mix as homogeneously as possible with the medium of this gaseous state.In order to realize uniformly mixing,
Generally assure that is so that the medium of the gaseous state of inflow flows in this combustor as far as possible eddy current
Dynamic.Two flow principle are the most generally confirmed, i.e. except rotational flow at thisAlso have the flowing of a kind of so-called rolling type, the wherein gaseous state of this inflow
Medium forms the rolling (Walze) of a kind of axis with horizontal alignment.Exactly, this rolling
Axis transverse to this piston reciprocating motion be orientated.
Now in order to form the flowing of this so-called rolling type in this combustor and tie up as much as possible
Holding until compressing this fuel-gas mixture to greatest extent, this piston base has a groove,
This groove has the groove surfaces of a special molding.
Now according to the present invention, this groove surfaces molding as follows so that this groove surfaces shape
Become elongated a, part for the most rotational symmetric main body outer surface.This main body is preferred
It is a spheroid, cylinder or spherical bucket (Tonne).The longitudinal axis of this main body is at the same time
Also the rotationally symmetric axis of this main body is formed.In addition, now according to the present invention, this main body
This longitudinal axis or rotationally symmetric axis are orientated as follows so that this longitudinal axis or rotation axes of symmetry
Line is both also generally transverse to this fuel injected beam axis transverse to the reciprocating motion of this piston extension and prolongs
Stretch.
It is ensured that in a particularly advantageous manner by the shape according to the present invention of this groove surfaces,
Rolling type flowing is formed in this combustor.According to the present invention, by one be asymmetrically formed recessed
Rooved face replaces these grooves known in the prior art, molding the most asymmetrically.This
Realize as follows according to the present invention: this groove surfaces be formed as one elongated, substantially rotate
A part for the outer surface of symmetrical main body.It is achieved in so that this rolling type flows more densely packed
Formed and maintain more long.Modern, for introducing air in this combustor by using
Ejector and due to higher injection pressure, real in the case of using according to the groove of the present invention
Show and be preferably atomized than the most possible atomization.For this reason, a shorter note
Enter length to be just enough to form mixture and in this gas stream, carry less drop, wherein this main body
(being formed the shape of this groove surfaces by a part for the outer surface of this main body), transverse to this
Fuel injected beam axis (and towards gas inflow direction), the longitudinal axis or rotationally symmetrical of orientation
Axis produces good mixture to be prepared, although the length of this fuel injected beam is shorter.Therefore by
According to idea of the invention it is possible that transverse to the longitudinal axis or rotationally symmetrical of this groove surfaces
Axis introduces this gas or this fuel, and has the advantage that so that the flowing of this rolling type is close
Collectionization and maintain more long.
Proposing in another favourable configuration of the present invention, this rotational symmetric main body is basic
It is elliposoidal or cylindrical or spherical, and thus this groove surfaces is formed as an ellipsoid
A part for the outer surface of body, cylinder or spherical bucket.
The most maybe advantageously: this groove surfaces has the shape on the surface of a raceway groove,
The degree of depth and/or the width of this raceway groove reduce towards the axial end that the two is opposed.
Just as already mentioned above, this fuel injected beam axis takes transverse to the axis of symmetry of this groove
To.Advantageously, this fuel injected beam axis radially extending with at least relative to cylinder or piston
The angle of 20 °, the angular orientation of preferably at least 25 °.I.e. can be with the footpath relative to cylinder or piston
Angle to the relatively flat extending plane introduces this fuel.It it is an acute angle in this angle principle
And therefore it is between 0 ° and 90 °.
Can propose in configuration easily at another of the present invention, the medium of this gaseous state is one
Individual inlet air flow side flows upwardly in this combustor and this inlet air flow direction is substantially same transverse to limit
This groove surfaces fixed, the longitudinal axis of rotational symmetric main body or rotation axis extend.
Typically, this piston base is provided with the protuberance that (seeing according to side view) is the most trapezoidal.By
This produces two inclined-planes that tilt, that have a first area betwixt.Here, these inclined-planes
Opposed with intake valve or air outlet valve and there is multiple compressive plane.Correspondingly, this cylinder tegmental wall is at it
At the bottom side of this combustor, facility has two top bevel tilted and oblique at the two top
A first area between face, wherein in the two top bevel, arrangement has intake valve and gives vent to anger
Valve.
This groove is medially arranged in this first area in the piston base of aforementioned type, its
In the rotation axis length of this groove or form the rotation axis quilt of rotation main body of this groove surfaces
It is arranged to have over its length constant relative to these inclined-planes of this piston base, correspondent equal
Distance.Therefore the rotation axis of this groove is approximate diagonal or same orientation with this first area
, say, that the rotation axis of this groove essentially by this rotation main body (in this rotary shaft
See in line length) maximum cross section in the middle of extension.
In a preferred configuration of the present invention, the present invention relates to a kind of following reciprocating-piston
Explosive motor, this reciprocating piston type internal combustion electromotor is provided with
-at least one cylinder, this cylinder has a cylinder wall,
-can move up and down in the cylinder, the piston with piston base,
-wherein by this cylinder wall, these piston base and opposed with this piston base, tool
The cylinder head having two tilting roofs and first area betwixt forms a combustor,
-at least one air inlet openings, this air inlet openings has in a roof of this cylinder head
Multiple intake valves, on an inflow direction in this combustor import air；At least
One opening of giving vent to anger, this opening of giving vent to anger has the air outlet valve on another roof of this cylinder head,
-at least one igniting unit,
-lead to a fuel injection channel in this combustor, for along an injected beam axle
In this combustor of alignment inject fuel and
-in these piston base formed a groove, for support in this combustor
The generation of the rolling type flowing of fuel-gas mixture and maintenance,
-wherein this groove be substantially shaped to relative to a rotational symmetric main body of rotation axis
A part,
-wherein this rotation axis transverse to this injected beam axis and be generally transverse to air flow into
Direction in this combustor and also the reciprocating motion transverse to this piston extend.
Accompanying drawing explanation
Below by an embodiment and referring to the drawings the present invention being explained in more detail.?
This illustrates in the various figures:
Fig. 1 schematically shows in the reciprocating-piston by having multiple adjacent construction unit
One longitudinal cross-section view of the cylinder of burn engine,
Fig. 2 show the piston base according to the piston in the cylinder of Fig. 1 a top view and
Fig. 3 shows the sectional view passing through these pistons along the line III-III in Fig. 2.
Detailed description of the invention
Fig. 1 shows a longitudinal section by reciprocating piston type internal combustion electromotor 10, this reciprocating-piston
Formula explosive motor has an engine block 12, and this engine block has gas mounted thereto
Cylinder cap 14.This cylinder 16 is formed by a perisporium 18 and a cylinder tegmental wall 20.At this cylinder 16
In have a piston 22, this piston can be by means of the connecting rod 23 in this cylinder 16 and one
(unshowned) bent axle moves up and down.The upside of this piston 22 is formed by piston base 24,
This piston base forms a combustor 26 together with this perisporium 18 and this cylinder tegmental wall 20.At this gas
Cylinder cap 14 is formed an air feed path 28 and a combustion gases exhaust passage 30.The two
Passage leads in this combustor 26 and the most respectively by least one intake valve 32 or air outlet valve
34 close.These passages 28 and 30 and valve 32 and 34 1 aspect formed for by one gaseous state
Medium import the device 36 in this combustor 26 or for by the medium of gaseous state from this combustor 26
The device 38 of middle derivation.
Each cylinder 16 of this reciprocating piston type internal combustion electromotor 10 is additionally provided with one for by fuel
Inject the device 40 of this combustor 26.Here, this fuel passes through logical along an injected beam axis 42
It is injected into an injection channel 44 of this combustor 26.
In addition as particular by Fig. 1 it can be seen that, the bottom side 46 of this cylinder tegmental wall 20 is formed
For roof shape and be provided with 48,50 and firstth district of two top bevel being inclined relative to one another
Territory 52.In this first area 52, arrange there is one for lighting this fuel-gas in combustor 26
The device 54 of body mixture.
Correspondingly, this piston base 24 has protruding a, configuration for roof shape, this configuration equally
It is provided with two inclined-planes 56,58 and a first area 60 betwixt.
As shown in Figure 1, this fuel injected beam α is with the angle (such as 20 ° of relatively flat
Or bigger) enter in this combustor 26.This fuel and the air imported in this combustor 26 are with uniformly
Mode mix, this will be described below.
As shown by figs 2 and 3, according to the reciprocating piston type internal combustion electromotor 10 of Fig. 1
The formation being particular in that piston base 24.In this first area 60, this piston base 24
Having a groove 62, this groove has elongated, rotational symmetric main body sub-plane type
One groove surfaces 63, the longitudinal axis 64 of this main body forms this rotationally symmetric axis.In this embodiment
In, this rotation main body is substantially spheroid, in order to make this groove 62 towards this in terms of width and the degree of depth
The axially opposed end 66,68 of groove reduces.I.e. this groove 62 at it in the two axial end
66, the middle part between 68 is the deepest and the widest.This main body or the longitudinal axis of this groove 62 or rotation
The axis of symmetry 64 is right angle relative to the orientation of this fuel injected beam axis 42 (seeing Fig. 2).Should
Longitudinal axis or rotationally symmetric axis 64 also transverse to this piston 22 (seeing Fig. 3) reciprocating motion or to
Go up and move downward 70 extensions.Flow into the air in this combustor 26 be also generally transverse to this groove indulge
Flow into extension, i.e. flow into transverse to this longitudinal axis or rotationally symmetric axis 64.Based on high note
Entering pressure and modern ejector technology, this special groove shapes is (according to outside a spherical bucket
The type of a part for the outer surface of the part on surface or a spheroid) in the cards, make
Must to the greatest extent may be used at one by rolling type flowing 72 (the seeing Fig. 1) that reservation is intensive in this combustor 26
The homogenization of this fuel-air mixture can be realized in the long time period.Due to intensive in compression process
Rolling type flowing generation and maintenance, the homogenization of the improvement of this fuel-air mixture causes uniformly
Burning and thus cause the improvement of combustion process, which improve this reciprocating piston type internal combustion electromotor
Efficiency and decrease the nuisance content in these burning gases.
List of numerals
10 reciprocating piston type internal combustion electromotors
12 engine block
14 cylinder head
16 cylinders
18 perisporiums
20 cylinder tegmental walls
22 pistons
23 connecting rods
24 piston base
26 combustor
28 air feed paths
30 combustion gases exhaust passages
32 intake valves
34 air outlet valves
36 for introducing gas into the device of this combustor
38 for the device given vent to anger
40 for injecting fuel into the device of this combustor
42 fuel injected beam axis
44 injection channels
46 cylinder head bottom sides
48 top bevel at cylinder head bottom side
50 top bevel at cylinder head bottom side
52 first areas
54 for the device lighted
Inclined-plane in 56 piston base
Inclined-plane in 58 piston base
60 first areas
62 grooves
63 groove surfaces
The longitudinal axis of 64 main bodys forming groove surfaces or rotationally symmetric axis
The axial end of 66 grooves
The axial end of 68 grooves
The motion up and down of 70 pistons
72 rolling type flowings
Claims (9)
1. reciprocating piston type internal combustion electromotor, has
-at least one cylinder (16), this cylinder has a perisporium (18) and a cylinder
Tegmental wall (20),
-can move up and down in this cylinder (16), there is piston base (24)
A piston (22),
-wherein this perisporium (18) of this cylinder (16) and the cylinder tegmental wall (20) of this cylinder
A combustor (26) is formed with this piston base (24),
-for the medium of a kind of gaseous state being imported the device (36) in this combustor (26),
-for the device (38) that the medium of a kind of gaseous state is derived from this combustor (26),
-for fuel is injected in this combustor (26) along an injected beam axis (42)
Device (40) and
-it is used for lighting the device (54) of the fuel-gas mixture in this combustor (26),
-wherein form that to have of groove plane (63) recessed in this piston base (24)
Groove (62), for supporting the rolling type stream of the fuel-gas mixture in this combustor (26)
The generation of dynamic (72) and maintenance,
It is characterized in that,
-this groove surfaces (63) be shaped so as to one elongated, the most rotational symmetric
A part for the outer surface of main body, this main body has a longitudinal axis, and this longitudinal axis forms this main body
Rotation axis (64) and this rotation axis be oriented to transverse to this piston (22) upwards and
Move downward (70), and
This rotation axis of-this rotational symmetric main body or longitudinal axis (64) are transverse to this fuel
Injected beam axis (42) extends.
Reciprocating piston type internal combustion electromotor the most according to claim 1, it is characterised in that
This rotational symmetric main body is substantially elliposoidal or cylindrical or spherical, and thus this is recessed
Rooved face (63) is formed as the outer surface of a spheroid, cylinder (16) or spherical bucket
A part.
Reciprocating piston type internal combustion electromotor the most according to claim 1 and 2, its feature exists
In, this groove surfaces (63) there is the shape on the surface of a raceway groove, the degree of depth of this raceway groove and/
Or width reduces towards two opposed axial end.
4., according to the reciprocating piston type internal combustion electromotor one of claims 1 to 3 Suo Shu, it is special
Levying and be, this fuel injected beam axis (42) is relative to cylinder (16) or the footpath of piston (22)
It is orientated with acute angle to extending.
5., according to the reciprocating piston type internal combustion electromotor one of Claims 1-4 Suo Shu, it is special
Levy and be, the medium of this gaseous state in an inlet air flow side flows upwardly into this combustor (26), and
And this inlet air flow direction is substantially equally transverse to this groove surfaces of restriction (63), rotational symmetric
The longitudinal axis of main body or rotation axis extend.
6., according to the reciprocating piston type internal combustion electromotor one of claim 1 to 5 Suo Shu, it is special
Levying and be, this cylinder tegmental wall (20) has at it at its bottom side opposed with this piston (22)
Between with the top bevel (48,50) of two of a first area (52) inclinations, and use
These devices derived from this combustor are neutralized in the medium of gaseous state being imported this combustor (26)
(36,38) are arranged in these top bevel (48,50) of this cylinder tegmental wall (20).
7., according to the reciprocating piston type internal combustion electromotor one of claim 1 to 6 Suo Shu, it is special
Levying and be, this piston base (24) has a upside roof shape, protruding, has on the upside of this
There are two inclined-planes tilted (56,58) and between the two inclined-plane (56,58) one
One region (52), and this groove (62) is medially arranged in the upper of this piston base (24)
In this first area (60) of side, this groove has relative to these in its rotation axis length
Inclined-plane (56,58) is constant, the distance of correspondent equal.
8., according to the reciprocating piston type internal combustion electromotor one of claim 1 to 6 Suo Shu, it is special
Levying and be, this piston base (24) has a upside roof shape, protruding, has on the upside of this
There are two inclined-planes tilted (56,58) and between the two inclined-plane (56,58) one
One region (52), and this rotation axis (64) of this groove (62) to be similar to limit this recessed
The height at the midpoint of the maximum cross section of the rotation main body of rooved face (63) and with this first area
(60) longitudinal extension extends equally orientedly.
9. according to the reciprocating piston type internal combustion electromotor described in claim 6 and 8 or 7 and 8,
It is characterized in that, these inclined-planes (56,58) tilted on the upside of this of this piston base (24)
The most opposed with these top bevel (48,50) of this cylinder tegmental wall (20).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015202361.3A DE102015202361A1 (en) | 2015-02-10 | 2015-02-10 | Reciprocating internal combustion engine |
| DE102015202361.3 | 2015-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105863817A true CN105863817A (en) | 2016-08-17 |
Family
ID=56498278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610073301.6A Pending CN105863817A (en) | 2015-02-10 | 2016-02-02 | Reciprocating piston internal combustion engine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105863817A (en) |
| DE (1) | DE102015202361A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538369A (en) * | 2019-01-15 | 2019-03-29 | 李斯特技术中心（上海）有限公司 | A kind of piston and its top shape |
| CN112805463A (en) * | 2018-10-08 | 2021-05-14 | 辉门汽车零部件有限责任公司 | Antiknock piston |
| CN112824662A (en) * | 2019-11-21 | 2021-05-21 | 本田技研工业株式会社 | Internal combustion engine |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020125865A1 (en) | 2020-10-02 | 2022-04-07 | Man Truck & Bus Se | Tumble-based gas combustion process for a gasoline engine |
| EP4314529A1 (en) * | 2021-03-26 | 2024-02-07 | Jaguar Land Rover Limited | A piston for a lean-burn gasoline engine |
| WO2022200611A1 (en) * | 2021-03-26 | 2022-09-29 | Jaguar Land Rover Limited | A piston for an engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86108006A (en) * | 1985-11-21 | 1987-07-22 | 五十铃自动车株式会社 | Combustion chambers of internal combustion engines |
| US6138639A (en) * | 1998-01-07 | 2000-10-31 | Nissan Motor Co., Ltd. | In-cylinder direct-injection spark-ignition engine |
| CN1372617A (en) * | 2000-03-29 | 2002-10-02 | 玛志达株式会社 | Direct-injection spark ignition engine |
| DE102004017084A1 (en) * | 2004-04-07 | 2005-11-03 | Audi Ag | Reciprocating piston combustion engine, has injector with jet axis extending steeply in relation to head section when compared to inlet channel axis, having specified angle and led into chamber to develop flow that crosses jet cone |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3684679B2 (en) * | 1996-06-25 | 2005-08-17 | 日産自動車株式会社 | Piston for internal combustion engine |
| DE19807489A1 (en) | 1998-02-21 | 1999-08-26 | Daimler Chrysler Ag | Reciprocating piston of an internal combustion engine |
| JP3562342B2 (en) * | 1998-09-30 | 2004-09-08 | 日産自動車株式会社 | In-cylinder injection spark ignition engine |
| FR2785334B1 (en) | 1998-10-30 | 2000-12-15 | Renault | INTERNAL COMBUSTION ENGINE WITH DIRECT IGNITION AND DIRECT INJECTION COMPRISING AN IMPROVED PISTON |
| DE19962293A1 (en) | 1999-12-23 | 2001-06-28 | Fev Motorentech Gmbh | Piston internal combustion engine has direct fuel injection, roof-shaped cylinder ceiling and piston base in vertical section, one roof surface associated with inlet valves, one with outlet valve |
| JP3835171B2 (en) * | 2001-01-12 | 2006-10-18 | 日産自動車株式会社 | Piston of internal combustion engine |
| KR100471202B1 (en) | 2001-09-26 | 2005-03-07 | 현대자동차주식회사 | Gasoline direct injection |
| JP2003343351A (en) * | 2002-05-24 | 2003-12-03 | Hitachi Unisia Automotive Ltd | Piston of internal combustion engine |
| DE10354682B4 (en) | 2003-11-22 | 2016-05-04 | Fev Gmbh | Reciprocating internal combustion engine with direct fuel injection via an injector arranged on the inlet side |
| DE102004031289A1 (en) * | 2004-06-29 | 2006-01-19 | Fev Motorentechnik Gmbh | Variable combustion chamber geometry for internal combustion engine has collection that encloses gutter having canal forming shape |
| JP4779964B2 (en) * | 2006-12-28 | 2011-09-28 | トヨタ自動車株式会社 | Internal combustion engine |
| DE102012103195A1 (en) | 2012-04-13 | 2013-10-17 | Mwm Gmbh | Piston of an internal combustion engine |
-
2015
- 2015-02-10 DE DE102015202361.3A patent/DE102015202361A1/en not_active Withdrawn
-
2016
- 2016-02-02 CN CN201610073301.6A patent/CN105863817A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86108006A (en) * | 1985-11-21 | 1987-07-22 | 五十铃自动车株式会社 | Combustion chambers of internal combustion engines |
| US6138639A (en) * | 1998-01-07 | 2000-10-31 | Nissan Motor Co., Ltd. | In-cylinder direct-injection spark-ignition engine |
| DE69831761T2 (en) * | 1998-01-07 | 2006-03-23 | Nissan Motor Co., Ltd., Yokohama | Third-party internal combustion engine with direct injection |
| CN1372617A (en) * | 2000-03-29 | 2002-10-02 | 玛志达株式会社 | Direct-injection spark ignition engine |
| DE102004017084A1 (en) * | 2004-04-07 | 2005-11-03 | Audi Ag | Reciprocating piston combustion engine, has injector with jet axis extending steeply in relation to head section when compared to inlet channel axis, having specified angle and led into chamber to develop flow that crosses jet cone |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112805463A (en) * | 2018-10-08 | 2021-05-14 | 辉门汽车零部件有限责任公司 | Antiknock piston |
| CN112805463B (en) * | 2018-10-08 | 2023-10-31 | 辉门汽车零部件有限责任公司 | Antiknock piston |
| CN109538369A (en) * | 2019-01-15 | 2019-03-29 | 李斯特技术中心（上海）有限公司 | A kind of piston and its top shape |
| CN112824662A (en) * | 2019-11-21 | 2021-05-21 | 本田技研工业株式会社 | Internal combustion engine |
| US11408367B2 (en) | 2019-11-21 | 2022-08-09 | Honda Motor Co., Ltd. | Internal combustion engine |
| CN112824662B (en) * | 2019-11-21 | 2022-08-30 | 本田技研工业株式会社 | Internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015202361A1 (en) | 2016-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105863817A (en) | Reciprocating piston internal combustion engine | |
| CN103168148B (en) | The spray modes of the fuel injection of opposed piston type engine | |
| CN206319953U (en) | A kind of pre-burning chamber component for engine | |
| US9309807B2 (en) | Combustion chamber constructions for opposed-piston engines | |
| JP6810770B2 (en) | Bottom of pre-combustion chamber, pre-combustion chamber, cylinder device, method for mixing gas and air and igniting gas-air mixture in pre-combustion chamber, and method for replacing pre-combustion chamber | |
| CN108291475B (en) | Pre-combustion chamber arrangement | |
| JP4280928B2 (en) | Direct injection spark ignition internal combustion engine | |
| JP2011513637A (en) | Prechamber device | |
| CN100489283C (en) | Fuel injection system and method for injection | |
| CN102822470A (en) | A piston positioned for reciprocal movement in a combustion engine cylinder | |
| CN108026880B (en) | Engine | |
| CN105781712A (en) | Combustion chamber structure for engine | |
| RU96124762A (en) | INTERNAL COMBUSTION ENGINE WITH INJECTION IN THE CYLINDER | |
| CN109854359A (en) | A kind of eddy flow groove profile combustion chamber suitable for turbulence burning system | |
| JP2002522704A (en) | Piston with active guide head and combustion chamber associated therewith | |
| KR100306600B1 (en) | Piston for direct injection type gasoline engine | |
| CN109578130B (en) | Internal combustion engine with direct fuel injection in the direction of intake air movement | |
| JP5421976B2 (en) | Engine and spark plug for engine | |
| CN108026881B (en) | Engine | |
| JP2019124128A (en) | Internal combustion engine | |
| KR101034072B1 (en) | Swirl chamber used in association with a combustion chamber for diesel engines | |
| US20180094570A1 (en) | Piston with Flame Guiding Passageways | |
| JP2002371851A (en) | Indirect diesel engine | |
| KR100303036B1 (en) | Direct injection engine for vehicle | |
| WO2022040705A1 (en) | Pre-chamber for an internal combustion engine and combustion engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160817 |
|
| WD01 | Invention patent application deemed withdrawn after publication |