WO2002084088A1 - Moteur a combustion interne a cylindres multiples - Google Patents
Moteur a combustion interne a cylindres multiples Download PDFInfo
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- WO2002084088A1 WO2002084088A1 PCT/JP2001/010292 JP0110292W WO02084088A1 WO 2002084088 A1 WO2002084088 A1 WO 2002084088A1 JP 0110292 W JP0110292 W JP 0110292W WO 02084088 A1 WO02084088 A1 WO 02084088A1
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- Prior art keywords
- cylinder
- cylinders
- expansion
- stroke
- internal combustion
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 182
- 238000004880 explosion Methods 0.000 claims abstract description 49
- 230000006835 compression Effects 0.000 claims abstract description 34
- 238000007906 compression Methods 0.000 claims abstract description 34
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- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 239000003502 gasoline Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000009841 combustion method Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0276—Actuation of an additional valve for a special application, e.g. for decompression, exhaust gas recirculation or cylinder scavenging
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- 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
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- 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
- F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
-
- 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
- F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
- F02B31/08—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets
- F02B31/085—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air inlets having two inlet valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B47/00—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines
- F02B47/04—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being other than water or steam only
- F02B47/08—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being other than water or steam only the substances including exhaust gas
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- 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
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B75/20—Multi-cylinder engines with cylinders all in one line
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- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/01—Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/37—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with temporary storage of recirculated exhaust gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/41—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories characterised by the arrangement of the recirculation passage in relation to the engine, e.g. to cylinder heads, liners, spark plugs or manifolds; characterised by the arrangement of the recirculation passage in relation to specially adapted combustion chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
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- 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
- F02B75/00—Other engines
- F02B75/12—Other methods of operation
- F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
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- 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
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B2075/1804—Number of cylinders
- F02B2075/1812—Number of cylinders three
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- 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
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B2075/1804—Number of cylinders
- F02B2075/1816—Number of cylinders four
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- 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
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B2075/1804—Number of cylinders
- F02B2075/1824—Number of cylinders six
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- 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
Definitions
- the present invention relates to a multi-cylinder internal combustion engine including a plurality of cylinders sharing one crankshaft.
- the present invention utilizes this fact to improve the combustibility of the air-fuel mixture in each cylinder in a multi-cylinder internal combustion engine using hydrocarbon fuel such as gasoline or hydrogen or hydrogen as fuel.
- a pressure storage chamber communicating with the combustion chamber is provided, and a part of the combustion (expansion) gas during the explosion (expansion) stroke is stored in this pressure storage chamber, and the stored combustion (expansion) gas is supplied to the intake stroke or compression. It is configured to discharge to the combustion chamber during the stroke.
- Japanese Utility Model Laid-Open No. 5-833351 Japanese Patent Laid-Open No. Hei 5-18732 and Japanese Patent Laid-Open No. Hei 9-6810
- a part of the combustion (expansion) gas during the explosion (expansion) stroke is stored in the pressure accumulator, and the stored combustion (expansion) gas is stored in the intake stroke or the compression stroke.
- the combustion (expansion) gas stored in the pressure accumulating chamber has its temperature during a period from the explosion (expansion) stroke to the intake stroke or the compression stroke through the exhaust stroke.
- the radical component contained in the combustion (expansion) gas stored in the gas rapidly decreases, and most of the radical components are not excited or stable products (eg, CO.HC, H 2 , H 2 0) almost disappears.
- each of the former prior arts merely aims at increasing the compression pressure and reducing NOx by the EGR effect, and achieves improvement in the combustibility of the mixture by radical components generated during combustion. You cannot do it.
- each of the latter prior arts is exclusively used to recirculate exhaust gas to the intake air, that is, to reduce N 0 X by the EGR effect at the end of the latter half of the explosion (expansion) process.
- the combustion temperature is reduced significantly.
- most of the radial components in the combustion (expansion) gas have disappeared so that most of them become stable products, so this combustion (expansion) gas is supplied to other cylinders. Even so, it is not possible to achieve an improvement in the combustibility of the air-fuel mixture in the other cylinders.
- An object of the present invention is to provide a multi-cylinder internal combustion engine having a plurality of cylinders, in which the combustibility of the air-fuel mixture in each of the cylinders is reliably improved by utilizing radical components generated during the combustion in each of the cylinders. It is.
- a multi-cylinder internal combustion engine including a plurality of cylinders sharing one crankshaft, wherein an explosion in any one of the cylinders is provided between the cylinders.
- FIG. 6 is a diagram showing a relationship between a crank angle, a cylinder pressure, and a combustion temperature at the time of 600 rpm.
- the combustion temperature in the cylinder rises immediately after ignition at a crank angle of approximately 0 degrees immediately before and after top dead center, reaches a maximum temperature, decreases from this maximum temperature.
- the crank angle decreases sharply from when the exhaust valve opens at approximately ⁇ 20 degrees.
- the combustion (expansion) gas contains many active radical components with high energy levels.
- the pressure in the cylinder also increases during the first half of the explosion (expansion) stroke, as shown by the dashed curve D, where the pressure rises immediately after ignition to the maximum pressure and then drops.
- a part of the combustion (expansion) gas in the first half of the explosion (expansion) stroke in any one of the cylinders is taken out, and this is taken out of the other cylinders for the intake stroke or compression.
- a part of the combustion (expansion) gas in each cylinder is taken out at a high temperature and therefore with a lot of active radical components
- a part of the taken out combustion (expansion) gas can be introduced into one of the other cylinders during the intake stroke or the compression stroke through the communication passage.
- the combustibility of the air-fuel mixture can be significantly and surely improved by radical components generated when the air-fuel mixture is burned in each cylinder.
- a means is provided in which a part of the combustion (expansion) gas during the period is removed and introduced into one of the other cylinders in the intake stroke or the compression stroke through a communication passage.
- combustion (expansion) in the first half of the explosion (expansion) stroke in any one cylinder takes out a part of the gas, so that the combustion pressure is reduced, so that abnormal combustion such as knocking occurs. Can be reliably suppressed.
- the combustion (expansion) gas extracted during the first half of the explosion (expansion) process contains a large amount of radical components having high energy levels, which are active at high temperatures of the combustion (expansion) gas.
- the extracted combustion (expansion) gas is introduced into one of the other cylinders during the intake stroke or the compression stroke.
- the flammability can be greatly improved, and the output can be improved by improving the flammability.
- the output by extracting a part of the combustion (expansion) gas in the first half of the explosion (expansion) process Can be almost completely compensated for.
- a single common communication passage extending in the direction of each cylinder row is provided, and the combustion chamber in each cylinder is provided in the common communication passage via a communication passage provided for each cylinder.
- An on-off valve is provided in each of the communication passages for each of the cylinders, and each of the on-off valves is connected to an arbitrary one of the cylinders during the first half of the explosion (expansion) stroke of each of the cylinders. (Expansion)
- the opening operation is performed so that a part of the gas is introduced into one of the other cylinders during the intake stroke or the compression stroke.
- high-temperature combustion (expansion) gas flows alternately at short time intervals in the single common communication passage for each cylinder explosion (expansion) stroke.
- One common communication passage has a communication passage between two cylinders of each cylinder. It is at a higher temperature than if it were configured to connect via Therefore, the combustion (expansion) gas extracted from each of the cylinders at a high temperature is maintained at a high temperature without significantly lowering the temperature in the single common communication passage, that is, included in this.
- the radical component concentration maintained at a high value, it can be introduced into one of the other cylinders during the intake stroke or the compression stroke, so that the above-mentioned effect can be promoted.
- a single common communication passage extending in the direction of each cylinder row is provided, and the combustion chamber in each cylinder is provided in the common communication passage via a communication passage provided for each cylinder.
- An on-off valve is provided in each of the communication passages for each of the cylinders, and an ion current value of a combustion (expansion) gas is detected in each of the cylinders during an explosion (expansion) stroke of the gas.
- An ion current detecting means for detecting the on / off valve, and, when the ion current value in any one of the cylinders is high based on a detection signal from the ion current detecting means, a part of the combustion (expansion) gas It is characterized in that the cylinder is opened to be introduced into one of the cylinders during an intake stroke or a compression stroke. It is known that an ionic current is generated when the air-fuel mixture is burned in each cylinder, and this ionic current is approximately proportional to the pressure in the cylinder at the time of combustion (for example, Japanese Unexamined Patent Publication No. 6-299).
- each cylinder is provided with an ion current detecting means for detecting an ion current value of a combustion (expansion) gas during an explosion (expansion) stroke of the cylinder, and based on a detection signal from the current detection means, each of the cylinders is detected.
- an ion current detecting means for detecting an ion current value of a combustion (expansion) gas during an explosion (expansion) stroke of the cylinder, and based on a detection signal from the current detection means, each of the cylinders is detected.
- a fuel cell system wherein a swirl flow swirling in the circumferential direction of the cylinder is provided to the combustion (expansion) gas flowing from the opening into the combustion chamber in each cylinder of the communication passage.
- the swirl port to be provided is characterized in that the combustion (expansion) gas introduced into each cylinder can be substantially evenly dispersed throughout the mixture in the cylinder. The flammability of the air can be improved.
- a fifth aspect of the present invention is characterized in that the communication passage for each cylinder has a plurality of openings into the combustion chamber, whereby the combustion (expansion) gas is placed in each cylinder at a plurality of locations.
- the mixture can be dispersed almost evenly throughout the rest of the cylinder in the cylinder, so that the combustibility of the mixture can be further improved.
- a seventh aspect of the present invention is characterized in that each cylinder is provided with a fuel injection valve for injecting and supplying fuel into a cylinder of the cylinder, and the fuel and air re-injected and supplied by the fuel injection valve are provided.
- a fuel injection valve for injecting and supplying fuel into a cylinder of the cylinder, and the fuel and air re-injected and supplied by the fuel injection valve are provided.
- An eighth aspect of the present invention is characterized in that the common communication passage is provided inside a cylinder head, whereby the temperature in the common communication passage can be maintained at a relatively high temperature, and the combustion ( Expansion) Reduction in gas temperature can be further reduced.
- a ninth aspect of the present invention is characterized in that the on-off valve in the communication passage of each of the cylinders is of a port type, whereby it is possible to sufficiently withstand high in-cylinder pressure in the cylinder. As well as the reliability of opening and closing.
- FIG. 1 is a plan view showing a three-cylinder internal combustion engine according to the first embodiment.
- FIG. 2 is an enlarged vertical sectional front view taken along the line II--II of FIG.
- FIG. 3 is a stroke diagram of each cylinder in the three-cylinder internal combustion engine.
- FIG. 4 is an enlarged vertical sectional front view of a main part according to the second embodiment.
- FIG. 5 is a plan view showing a four-cylinder internal combustion engine according to the third embodiment.
- FIG. 6 is a stroke diagram of each cylinder in the four-cylinder internal combustion engine.
- FIG. 7 is a plan view showing a six-cylinder internal combustion engine according to the fourth embodiment.
- FIG. 8 is a stroke diagram of each cylinder of the six-cylinder internal combustion engine.
- FIG. 9 is a diagram showing the relationship among the crank angle, the in-cylinder pressure, and the combustion temperature at 200 rpm per minute in a three-cylinder internal combustion engine.
- FIG. 10 is a diagram showing the relationship between the crank angle, the in-cylinder pressure, and the combustion temperature at the time of 400 revolutions per minute in the three-cylinder internal combustion engine.
- FIG. 11 is a diagram showing the relationship between the crank angle, the in-cylinder pressure, and the combustion temperature when the three-cylinder internal combustion engine rotates at 600 rpm.
- FIGS. 1 to 3 show a first embodiment in which the present invention is applied to a conventionally known in-line four-cycle three-cylinder internal combustion engine.
- This three-cylinder internal combustion engine 1 is composed of a cylinder block 2 and a cylinder head 3 fastened to its upper surface, and a first cylinder A 1 and a second cylinder A 2 which share one crankshaft (not shown). And the third cylinder A 3 are arranged in a line along the crank axis 4.
- Each of the three cylinders A 1, A 2, A 3 has a cylinder 5 provided in a cylinder block 2, a piston 6 reciprocating in the cylinder 5, and a cylinder 5 on a lower surface of the cylinder head 3.
- the combustion chamber 7 is recessed so as to open into the inside
- the spark plug 8 is mounted on the cylinder head 3 so as to look at the approximate center of the combustion chamber 7, and the combustion chamber 7 is mounted on the cylinder head 3
- the cylinder head 3 is provided with two intake ports 9 provided so as to open to the inside, and two exhaust ports 10 provided similarly to the cylinder head 3 so as to open into the combustion chamber 7.
- each of the cylinders A 1, A 2 .A 3 is provided with an intake valve camshaft (not shown) that rotates the opening of each of the intake ports 9 to the combustion chamber 7 in conjunction with a crankshaft.
- a port-type intake valve 11 that opens and closes and an exhaust valve camshaft (not shown) that rotates in conjunction with a crankshaft are provided with openings of the exhaust ports 10 to the combustion chamber 7.
- a poppet-type exhaust valve 12 that opens and closes.
- both cylinders A 1, A 2, and A 3 of the cylinder head 3 have double suction.
- a fuel injection valve 13 is provided at a position between the air ports 9 so as to inject fuel into the cylinder 5 at an appropriate angle ⁇ ⁇ during an intake stroke in which the piston 6 moves downward. Have been.
- the ignition order of the cylinders A 1, A 2 .A 3 is changed to the first cylinder A 1, the second cylinder A 2, and the third cylinder A 3 as is clear from the stroke diagram shown in FIG. It is set.
- the cylinder head 3 is provided with one common communication passage 14 common to the cylinders A 1, A 2, A 3 so as to extend in the direction of the cylinder row.
- the common communication passage 14 and the combustion chamber 7 in each of the cylinders A 1, A 2, A 3 communicate with each other through communication passages 15 provided for each cylinder.
- Each of the openings to the combustion chamber 7 of A 1, A 2, and A 3 is formed as a single port that is tangential to the cylinder 5 in plan view (FIG. 1).
- Each of them is provided with a port-type on-off valve 16 for opening and closing the opening, and each on-off valve 16 is provided with an exhaust valve camshaft for opening and closing the exhaust valve 12.
- the on-off valve 16 in the second cylinder A2 is opened for an appropriate time, and at this time, the third cylinder A3 in the intake stroke is opened.
- the on-off valve 16 in the second cylinder A 2 for an appropriate period of time, part of the combustion (expansion) gas during combustion in the second cylinder A 2 is introduced into the third cylinder A 3 via the common communication passage 14. be introduced.
- the on-off valve 16 in the third cylinder A3 is opened for an appropriate period of time, and at this time, during the intake stroke, By opening and closing the on-off valve 16 in the first cylinder A 1 for an appropriate period of time, part of the combustion (expansion) gas during combustion in the third cylinder A 3 is transferred to the first cylinder 14 via the common communication passage 14. Introduced into cylinder A1.
- the gas is extracted through one common communication passage 14. It can be introduced into one of the other cylinders during the intake stroke or the compression stroke. In this case, the removal of combustion (expansion) gas from each cylinder is performed in the explosion (expansion) stroke.
- the one common communication passage 14 has a combustion (expansion) gas from the first cylinder A 1 to the second cylinder A 2 and a second communication passage 14 from the second cylinder A 2.
- Combustion (expansion) gas into cylinder A3 and combustion (expansion) gas from third cylinder A3 to second cylinder A1 alternately flow at short time intervals, resulting in a high temperature. If it is possible to extract combustion (expansion) gas from each cylinder A 1, A 2, A 3 at high temperature Then, the removed combustion (expansion) gas is maintained at a high temperature without significantly lowering the temperature in the single communication passage 14, that is, the concentration of the radical component contained therein. Can be introduced into one of the other cylinders during the intake stroke or the compression stroke of the other cylinders in a state where is maintained at a high value.In this case, according to FIG. 9, FIG. 10 and FIG.
- the timing to open the valve 16 during the explosion (expansion) stroke of each gas should be set in the first half of the explosion (expansion) stroke and at a time when the combustion temperature is about 1500 K or more. Particularly preferably, in the cases of FIGS. 9, 10 and 11, the setting should be made at a crank angle of about 120 degrees until the exhaust valve 12 opens.
- the opening of the communication passage 15 to the combustion chamber 7 in each of the cylinders A 1, A 2, A 3 is formed by a cylinder 5 as shown by an arrow B in the combustion (expansion) gas flowing from the opening.
- the swirl port that gives swirl flow that swirls in the circumferential direction of the cylinder, the combustion (expansion) gas introduced into each of the gases A 1, A 2, A 3 is mixed in the cylinder. It can be distributed almost evenly throughout the qi.
- dispersing the combustion (expansion) gas introduced into each cylinder substantially evenly throughout the air-fuel mixture in the cylinder can be achieved by forming the communication passage ⁇ ⁇ ⁇ ⁇ 5 for each cylinder into the combustion chamber 7. This can also be achieved by providing a plurality of openings, and it goes without saying that this may be combined with the configuration of the above-mentioned spool port.
- each of the cylinders A 1, A 2, A 3 fuel and air injected and supplied from the fuel injection valve 13 into the cylinder 5 during the intake stroke are introduced into each cylinder. It can be significantly activated by radical components in the gas.
- the fuel is injected and supplied during the intake stroke as described above (homogeneous combustion method).
- a cavity is formed in the top surface of the piston 6, and when the piston 6 approaches the top dead center at the end of the compression stroke, fuel is injected and supplied into the cavity at the top surface. It can also be applied to the case where it is configured so as to perform (stratified combustion method).
- each on-off valve 16 is shown in FIG.
- electric opening / closing means such as an electromagnetic coil 17 and the like use a predetermined crank angle, a knob, a first half of an explosion (expansion) stroke in each cylinder, and a first half of an intake stroke. At the same time, it can be configured to open only for an appropriate time.
- each on-off valve 16 is opened and operated by an electric on-off means such as an electromagnetic coil 17 in this manner, each of the cylinders A 1, A 2, and A 3 has a (Expansion) Ion current detection means for detecting an ion current value in the combustion (expansion) gas during the process is provided. Based on a detection signal detected by the ion current detection means, each of the on-off valves 16 Opening operation to introduce a part of combustion (expansion) gas into one of the other cylinders during the intake stroke or the compression stroke when the ion current value in any one cylinder is high Can be.
- a (Expansion) Ion current detection means for detecting an ion current value in the combustion (expansion) gas during the process is provided. Based on a detection signal detected by the ion current detection means, each of the on-off valves 16 Opening operation to introduce a part of combustion (expansion) gas into one of the other cylinders during the intake stroke or the compression stroke when the ion current value in any one
- Japanese Patent Publication No. 54-27277 discloses an ion current detecting means using an ignition plug. Then, the ion current detecting means 18 described in Japanese Patent Publication No. 54-27277 is applied to the ignition plug 8 in each of the cylinders A 1, A 2, A 3. The detection signal of the detection means 18 is input to the electric opening / closing means such as the electromagnetic coil ⁇ 7 for each of the opening / closing valves 16, and the ions in the explosion (expansion) stroke of each cylinder A 1, A 2, A 3 When the current value exceeds a predetermined value, Each open / close valve 16 is configured to be opened.
- the on-off valve 16 in each cylinder A 1, A 2, A 3 is configured to open when the ion current value in the explosion (expansion) stroke of each cylinder exceeds a predetermined value.
- the ion current value in the explosion (expansion) stroke of each cylinder exceeds a predetermined value.
- the compression ratio in each of the cylinders A ⁇ , A 2, A 3 is compared with 9 to 10 in the case of a normal four-stroke internal combustion engine burning gasoline.
- the on-off valve in each of the cylinders A 1, A 2, A 3 is set to a high value such as 15 to 18 so that abnormal combustion such as knocking occurs in a high load range.
- the control circuit 21 receives the signals from the load sensor 19 and the crank angle sensor 20 based on the throttle valve opening etc. By controlling the same crank angle in the high load operation range and in the first half of the explosion (expansion) stroke in each of the cylinders A 1, A 2, A 3 and the second half of the intake stroke. At the same time, it is configured to open only for an appropriate time.
- the opening and closing valve ⁇ 6 of the first cylinder A 1 is opened for an appropriate period of time during the first half of the explosion (expansion) stroke of the first cylinder A ⁇ .
- the on-off valve 16 in the second cylinder A2 By opening and closing the on-off valve 16 in the second cylinder A2 at the same time during the intake stroke for a suitable period of time, a part of the combustion (expansion) gas during the combustion in the second cylinder A1 passes through the communication passage 14. Through the second cylinder A2.
- the on-off valve 16 in the second cylinder A2 is opened for an appropriate period of time, and at this time, during the intake stroke,
- the on-off valve 16 in the third cylinder A3 is opened for an appropriate period of time, a part of the combustion (expansion) gas during combustion in the second cylinder A2 is transferred to the third cylinder A3 via the communication passage ⁇ 4. Introduced within.
- the on-off valve 16 in the third cylinder A3 is opened for an appropriate period of time, and at this time, the first cylinder A1 in the intake stroke is opened.
- the on-off valve 16 in the third cylinder A3 for an appropriate time, a part of the combustion (expansion) gas during the combustion in the third cylinder A3 is introduced into the first cylinder A1 through the communication passage ⁇ 4. Is done.
- 5 and 6 show a third embodiment in which the present invention is applied to a conventionally known four-cycle four-cylinder internal combustion engine.
- the four-cylinder internal combustion engine 1 ′ includes a first cylinder A 1 ′, a second cylinder A 2 ′, a third cylinder A 3 ′, and a fourth cylinder A 4 ′, which share one crankshaft (not shown). They are arranged in a line along 4 '.
- Each of the four cylinders A 1 ′, A 2 ′, A 3 ′ and A 4 ′ has a cylinder, a piston, a combustion chamber, a spark plug, an intake port with an intake valve, and an exhaust port with an exhaust valve.
- the provision of a fuel injection valve and the like is the same as in the case of the first embodiment.
- the cylinders A 1 ′, A 2 ′, A 3 ′, and A 4 ′ in the four-cylinder internal combustion engine 1 ′ have the same ignition sequence as the first cylinder A 1, as is clear from the stroke diagram shown in FIG. '-Third cylinder A 3'-Fourth cylinder A 4 '-Second cylinder A 2'
- a common communication passage 14 ′ common to the four cylinders A 1 ′, A 2 ′ and A 3 ′, A 4 ′ is provided so as to extend in the direction of the cylinder rows.
- the communication passage 14 'and the combustion chamber of each of the cylinders A1', A2 ', A3', A4 ' are connected to each cylinder.
- the on-off valve 16 ′ provided in each of the communication paths 15 ′ is linked with the crankshaft in the same manner as in the first embodiment, In the first half of the explosion (expansion) stroke in each cylinder and the second half of the compression stroke, the cylinders are configured to open at the same time as appropriate.
- the on-off valve 16 ′ in the third cylinder A 3 ′ is opened for an appropriate time, and at this time, the fourth stroke during the compression stroke is started.
- the on-off valve 16 ′ in the gas A 4 ′ for an appropriate period of time, a part of the combustion (expansion) gas during the combustion in the third cylinder A 3 ′ passes through the communication passage 14 ′. And is introduced into the fourth cylinder A 4 ′.
- the on-off valve 16 ′ in the fourth cylinder A 4 ′ is opened for an appropriate time, and at this time, the second stroke during the compression stroke is started.
- the on-off valve 16 ′ in the cylinder A 2 ′ for an appropriate period of time, a part of the combustion (expansion) gas during the combustion in the fourth cylinder A 4 ′ passes through the communication passage 14 ′. It is introduced into the second cylinder A 2 ′.
- the on-off valve 16 ′ in the second cylinder A 2 ′ is opened for an appropriate time, and at this time, the first stroke in the compression stroke is started.
- the on-off valve 16 ′ in the cylinder ⁇ ⁇ ⁇ for an appropriate period of time, part of the combustion (expansion) gas during the combustion in the second cylinder A 2 ′ passes through the communication passage 14 ′. And is introduced into the first cylinder A 1 ′.
- the on-off valves 16 ′ in the four cylinders A 1 ′, A 2 ′, A 3 ′, and A 4 ′ are the same as those in the first embodiment.
- the opening operation may be performed when the detected ion current value exceeds a predetermined value.
- FIGS. 7 and 8 show a fourth embodiment in which the present invention is applied to a conventionally known in-line four-cycle six-cylinder internal combustion engine.
- the six-cylinder internal combustion engine 1 "includes a first cylinder A1", a second cylinder A2 “, a third cylinder A3", a fourth cylinder A4 ", a fifth cylinder A1", which share one crankshaft (not shown). Cylinder A5 “and sixth cylinder A6" are arranged in a line along crank axis 4 ".
- each of the six cylinders is provided with a cylinder, a piston, a combustion chamber, a spark plug, an intake port with an intake valve, an exhaust port with an exhaust valve, a fuel injection valve, and the like in the first embodiment. This is the same as the case of the embodiment.
- the ignition order is set to the first cylinder A 1 "-the fifth cylinder A 5" -the third cylinder A 3 "-the sixth cylinder A 6" -the second cylinder A 2 "-the fourth cylinder A 4".
- a communication passage extending in the column direction of the six cylinders A 1 ”, A 2”, A 3 ”, A 4”, A 5 ”, A 6” is formed by the first cylinder A ⁇ ”and the second cylinder A 2.
- a branch communication passage 15 "provided for each cylinder is defined as a second communication passage 14b", and the two communication passages 14a ", 14b '" and the combustion chamber of each cylinder are connected to each other.
- the on-off valve 16 "provided in each branch communication passage 15" is connected to the crankshaft in the same manner as in the first embodiment, so that the explosion (expansion) stroke in each cylinder is performed. In the first half of the period and the second half of the intake stroke, it is configured to open at the same time as appropriate.
- part of the combustion (expansion) gas in the first half of the explosion (expansion) stroke in the first cylinder A 1 " is taken out of the first cylinder, and at this time, the third cylinder A 3" during the intake stroke Can be introduced through the first communication passage 14a ", and a part of the combustion (expansion) gas in the first half of the explosion (expansion) stroke in the fifth gas A5" At this time, it can be introduced into the sixth cylinder A6 "during the intake stroke via the second communication passage 14b", and the first half of the explosion (expansion) stroke in the third gas A3 " of A part of the combustion (expansion) gas is taken out of the third cylinder, and can be introduced into the second cylinder A2 "during the intake stroke through the fourth communication passage 14a" at this time.
- a part of the combustion (expansion) gas in the first half of the explosion (expansion) stroke at A 6 " is extracted from the sixth cylinder, and then the second communication passage is passed to the fourth cylinder A 4" during the intake stroke.
- 14b ", and a part of the combustion (expansion) gas in the first half of the explosion (expansion) stroke in the second cylinder A2" is taken out of the second cylinder, It can be introduced into the first cylinder A1 "in the stroke through the first communication passage 14a", and the combustion (expansion) in the first half of the stroke in the fourth cylinder A4 " A part of the gas is taken out of the fourth cylinder, and is then transferred to the fifth cylinder A5 "during the intake stroke via the second communication passage 14b". Can be introduced.
- the opening operation is performed. It is possible to increase the compression ratio in each cylinder and introduce a part of fuel gas (expansion) gas into one cylinder to another cylinder in a high load operation range. Needless to say.
- a common communication passage for three or four cylinders can be similarly applied by providing a common communication passage for both punctures.
- the present invention can be applied not only to a four-cycle multi-cylinder internal combustion engine using gasoline as fuel, but also to a two-cycle multi-cylinder internal combustion engine, and also to a compression ignition type multi-cylinder internal combustion engine such as a diesel engine. Of course, it can be applied to
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10197229T DE10197229T5 (de) | 2001-04-09 | 2001-11-26 | Mehrzylinder-Verbrennungsmotor |
US10/474,525 US7028648B2 (en) | 2001-04-09 | 2001-11-26 | Multiple cylinder internal combustion engine |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001-110220 | 2001-04-09 | ||
JP2001110220A JP2002303141A (ja) | 2001-04-09 | 2001-04-09 | 直列型多気筒内燃機関 |
JP2001123078A JP2002317702A (ja) | 2001-04-20 | 2001-04-20 | 直列多気筒内燃機関 |
JP2001-123078 | 2001-04-20 |
Publications (1)
Publication Number | Publication Date |
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WO2002084088A1 true WO2002084088A1 (fr) | 2002-10-24 |
Family
ID=26613306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/010292 WO2002084088A1 (fr) | 2001-04-09 | 2001-11-26 | Moteur a combustion interne a cylindres multiples |
Country Status (3)
Country | Link |
---|---|
US (1) | US7028648B2 (ja) |
DE (1) | DE10197229T5 (ja) |
WO (1) | WO2002084088A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013088886A1 (ja) * | 2011-12-13 | 2013-06-20 | いすゞ自動車株式会社 | ディーゼルエンジンの異常燃焼防止システム |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7469662B2 (en) * | 1999-03-23 | 2008-12-30 | Thomas Engine Company, Llc | Homogeneous charge compression ignition engine with combustion phasing |
US20040261774A1 (en) * | 2003-06-25 | 2004-12-30 | Eft Neil Wallace | Gas-assisted internal combustion engine |
WO2006043502A1 (ja) * | 2004-10-20 | 2006-04-27 | Koichi Hatamura | エンジン |
US7607503B1 (en) * | 2006-03-03 | 2009-10-27 | Michael Moses Schechter | Operating a vehicle with high fuel efficiency |
US20080087257A1 (en) * | 2006-04-24 | 2008-04-17 | Robinson Barnett J | Internal combustion engine with shared holding tank in cylinder head for elevated expansion ratio |
US7559317B2 (en) * | 2006-04-24 | 2009-07-14 | Barnett Joel Robinson | Internal combustion engine with single-port holding tank for elevated expansion ratio |
WO2008013045A1 (fr) * | 2006-07-25 | 2008-01-31 | Yamaha Hatsudoki Kabushiki Kaisha | Moteur à combustion interne à quatre temps |
JP2008169818A (ja) * | 2007-01-15 | 2008-07-24 | Yamaha Motor Co Ltd | 4サイクル内燃機関及び車両 |
US7765994B2 (en) * | 2007-07-12 | 2010-08-03 | Ford Global Technologies, Llc | Cylinder charge temperature control for an internal combustion engine |
EP2065586A1 (en) * | 2007-11-29 | 2009-06-03 | Perkins Engines Company Limited | Improved breathing for an internal combustion engine |
US8646421B2 (en) | 2009-10-23 | 2014-02-11 | GM Global Technology Operations LLC | Engine with internal exhaust gas recirculation and method thereof |
US8671920B2 (en) | 2010-08-31 | 2014-03-18 | GM Global Technology Operations LLC | Internal combustion engine |
US9752531B2 (en) | 2010-11-19 | 2017-09-05 | GM Global Technology Operations LLC | Engine assembly including combustion chambers with different port arrangements |
US9032921B2 (en) * | 2010-12-07 | 2015-05-19 | GM Global Technology Operations LLC | Engine assembly including variable valve lift arrangement |
US8616173B2 (en) | 2010-12-08 | 2013-12-31 | GM Global Technology Operations LLC | Engine assembly including modified intake port arrangement |
US8651075B2 (en) | 2010-12-08 | 2014-02-18 | GM Global Technology Operations LLC | Engine assembly including camshaft with independent cam phasing |
US8544436B2 (en) * | 2010-12-08 | 2013-10-01 | GM Global Technology Operations LLC | Engine assembly including camshaft with multimode lobe |
US8875672B2 (en) | 2012-02-28 | 2014-11-04 | Electro-Motive Diesel, Inc. | Engine system having dedicated cylinder-to-cylinder connection |
US20130220287A1 (en) * | 2012-02-28 | 2013-08-29 | Teoman Uzkan | Exhaust system having dedicated egr cylinder connection |
US8943822B2 (en) | 2012-02-28 | 2015-02-03 | Electro-Motive Diesel, Inc. | Engine system having dedicated auxiliary connection to cylinder |
KR101394047B1 (ko) * | 2012-12-06 | 2014-05-12 | 현대자동차 주식회사 | 가변 사이클 엔진 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56152857U (ja) * | 1980-03-21 | 1981-11-16 | ||
JPH0364625A (ja) * | 1989-07-31 | 1991-03-20 | Nissan Motor Co Ltd | 多気筒内燃機関の吸気装置 |
JPH11343887A (ja) * | 1998-04-27 | 1999-12-14 | Inst Fr Petrole | 制御された自己着火燃焼方法および燃焼方法に関連する、シリンダと専用の弁との間に移送管路を備えた4ストロ―クエンジン |
US6075366A (en) * | 1997-11-26 | 2000-06-13 | Mitsubishi Denki Kabushiki Kaisha | Ion current detection apparatus for an internal combustion engine |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4321892A (en) * | 1976-03-19 | 1982-03-30 | Anger Robert M | Multiple-cycle, piston-type internal combustion engine |
JPS56152857A (en) | 1980-04-28 | 1981-11-26 | Nitto Kasei Kk | Stabilized halogen-contg. resin composition |
US4787343A (en) * | 1986-11-07 | 1988-11-29 | Walbro Corporation | Combustion enhancer for internal combustion engines |
JPH0583351A (ja) | 1991-09-19 | 1993-04-02 | Nec Commun Syst Ltd | 電話機 |
JPH05157008A (ja) | 1991-11-29 | 1993-06-22 | Mazda Motor Corp | エンジン |
JP3214720B2 (ja) | 1992-01-08 | 2001-10-02 | 本田技研工業株式会社 | 内燃機関の排気還流装置 |
JP3092763B2 (ja) | 1993-04-16 | 2000-09-25 | ダイハツ工業株式会社 | イオン電流の検出方法 |
US5647309A (en) * | 1994-12-01 | 1997-07-15 | Avery; Alfred J. | Internal combustion engine firing system |
JP3257374B2 (ja) | 1995-08-31 | 2002-02-18 | 三菱自動車工業株式会社 | 排気還流装置付副室式エンジン |
FR2768178B1 (fr) * | 1997-09-11 | 1999-11-19 | Daniel Drecq | Moteur a combustion interne comportant des moyens de recirculation des gaz d'echappement et de suralimentation |
JP4125441B2 (ja) | 1999-03-31 | 2008-07-30 | 本田技研工業株式会社 | 内燃機関 |
AT413863B (de) * | 1999-08-04 | 2006-06-15 | Man Steyr Ag | Verfahren zur abgasrückführung an einer mittels abgasturbolader aufgeladenen mehrzylindrigen hubkolbenbrennkraftmaschine |
FR2800126B1 (fr) * | 1999-10-26 | 2001-11-30 | Inst Francais Du Petrole | Procede de combustion par auto-allumage controle et moteur a quatre temps associe avec conduits de transfert entre conduit d'echappement et conduit d'admission |
US6543398B1 (en) * | 2001-07-19 | 2003-04-08 | Southwest Research Institute | High efficiency compression ignition aftertreatment devices for combined use of lean-burn combustion systems and three-way catalysts |
-
2001
- 2001-11-26 US US10/474,525 patent/US7028648B2/en not_active Expired - Fee Related
- 2001-11-26 WO PCT/JP2001/010292 patent/WO2002084088A1/ja active Application Filing
- 2001-11-26 DE DE10197229T patent/DE10197229T5/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56152857U (ja) * | 1980-03-21 | 1981-11-16 | ||
JPH0364625A (ja) * | 1989-07-31 | 1991-03-20 | Nissan Motor Co Ltd | 多気筒内燃機関の吸気装置 |
US6075366A (en) * | 1997-11-26 | 2000-06-13 | Mitsubishi Denki Kabushiki Kaisha | Ion current detection apparatus for an internal combustion engine |
JPH11343887A (ja) * | 1998-04-27 | 1999-12-14 | Inst Fr Petrole | 制御された自己着火燃焼方法および燃焼方法に関連する、シリンダと専用の弁との間に移送管路を備えた4ストロ―クエンジン |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013088886A1 (ja) * | 2011-12-13 | 2013-06-20 | いすゞ自動車株式会社 | ディーゼルエンジンの異常燃焼防止システム |
JP2013124549A (ja) * | 2011-12-13 | 2013-06-24 | Isuzu Motors Ltd | ディーゼルエンジンの異常燃焼防止システム |
Also Published As
Publication number | Publication date |
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DE10197229T5 (de) | 2004-04-22 |
US20040123820A1 (en) | 2004-07-01 |
US7028648B2 (en) | 2006-04-18 |
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