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JP7077769B2 |
A compression-ignition engine control system is provided, which includes an intake phase-variable mechanism and a controller. Within a first operating range and a second operating range on a higher engine load side, the controller contro...
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JP7077771B2 |
A control system for a compression-ignition engine includes an intake variable mechanism and a controller. In a second operating range, the controller controls the intake variable mechanism so that, while partial compression-ignition com...
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JP2022078375A |
To provide a prechamber type internal combustion engine in which swirling flow is formed in a prechamber and furthermore air-fuel mixture is easily ignited.A prechamber type internal combustion engine 1 comprises: a main combustion chamb...
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JP7068635B2 |
A heat shielding member includes a base, and a heat shielding membrane on the base.The heat shielding membrane includes a porous layer including at least a closed pore. The porous layer includes resin and carbon-based filler. The heat sh...
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JP7067316B2 |
A fuel injection control unit causes an injector to execute main injection or pilot injection toward a joint portion, and low penetration injection to inject fuel at timing earlier than the pilot injection in a PILOT region or at timing ...
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JP7067317B2 |
To suppress the generation of soot or others to the utmost by making effective use of air in a combustion chamber part of which is defined by a crown surface having cavities to form homogeneous and lean air-fuel mixture.The bottom surfac...
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JP7064364B2 |
To efficiently promote the propagation of combustion in a combustion chamber.An intake device of an internal combustion engine comprises an intake flow passage 32 introducing intake air into a cylinder, and a bulkhead 40 longitudinally e...
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JP2022523650A |
The present invention relates to a gas intake pipe (2) for a cylinder of a heat engine. The intake pipe comprises means for deflecting the gas so as to generate a tumble-type aerodynamic motion of the gas in the cylinder. The drift means...
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JP7056229B2 |
To make compatible both the improvement of the ignition performance of an air-fuel mixture, and the avoidance of abnormal combustion, in a premixed charge compression ignition type engine.There is provided a control device for a premixed...
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JP2022059184A |
To provide an internal combustion engine capable of being compressed and ignited at optimum timing with a simple configuration.An internal combustion engine 10 comprises a cylinder 13, a piston 14, a connection rod 15 and a fuel injectio...
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JP7052535B2 |
A control apparatus for a compression-ignition type engine is applied to an engine capable of carrying out partial compression ignition combustion in which at least some of air-fuel mixture is subjected to CI combustion by self-ignition....
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JP7052536B2 |
The control apparatus according to the present invention is applied to a compression-ignition type engine capable of carrying out partial compression ignition combustion in which some of air-fuel mixture is subjected to SI combustion by ...
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JP7052534B2 |
A control apparatus for a compression-ignition type engine is applied to an engine capable of carrying out partial compression ignition combustion in which some of air-fuel mixture is subjected to SI combustion by spark ignition and the ...
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JP2022056587A |
To provide an ignition type internal combustion engine capable of improving the strength of the internal combustion engine, and reducing the weight of the internal combustion engine.An ignition type internal combustion engine 10 igniting...
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JP7051016B2 |
A combustion system includes a remodeled diesel engine and a fuel composition to be added into the remodeled diesel engine. The remodeled diesel engine includes a cylinder unit, and a coating coated on the cylinder unit and containing a ...
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JP2022056174A |
To provide an auxiliary chamber type diesel engine achieving both low fuel consumption and low smoke.A diesel engine has a combustion chamber and an injector. The combustion chamber has a main chamber and an auxiliary chamber communicati...
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JP7047580B2 |
The control apparatus according to the present invention is applied to a compression-ignition type engine capable of carrying out partial compression ignition combustion in which some of air-fuel mixture is subjected to SI combustion by ...
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JP7047581B2 |
The control apparatus according to the present invention is applied to a compression-ignition type engine capable of carrying out partial compression ignition combustion in which some of air-fuel mixture is subjected to SI combustion by ...
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JP7047751B2 |
A cavity5Cprovided at a crown surface50of a piston5includes a first cavity section51provided in a central area in a radial direction, a second cavity section52provided outside the first cavity section, and a lip53provided to connect the ...
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JP7047785B2 |
A cavity includes a lower-side cavity, an upper-side cavity, a first lip and a second lip. The upper-side cavity has a guide curved surface which extends along a circumference of a first imaginary circle in a section along a cylinder-axi...
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JP2022052409A |
To suppress deterioration of exhaust emission performance at restart of an engine.A start control device for an engine includes: a fuel injection valve 14; a plasma generation section (a discharge plug 13 and a voltage application circui...
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JP7044014B2 |
To enhance accuracy in failure diagnosis of a cylinder internal pressure sensor.A failure diagnosis device 100 for a cylinder internal pressure sensor includes a cylinder internal pressure sensor SW6, and a diagnosis section 111. The dia...
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JP7043961B2 |
The control apparatus according to the present invention is applied to a compression-ignition type engine capable of carrying out partial compression ignition combustion in which some of air-fuel mixture is subjected to SI combustion by ...
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JP7044053B2 |
An intake-air temperature controlling device is provided, which includes an engine body, an intake passage, a supercharger, a first passage, a second passage, an intake air flow rate adjuster, an intercooler, a pump, and a controller. Th...
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JP7043960B2 |
The control apparatus according to the present invention is applied to a compression-ignition type engine capable of carrying out partial compression ignition combustion in which some of air-fuel mixture is subjected to SI combustion by ...
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JP2022047554A |
To realize an internal combustion engine that keeps the functionality of premixed compression ignition, and reduces side effects caused by it.An internal combustion engine comprises a plurality of cylinders 11, 12, 13, and is configured ...
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JP7040312B2 |
To provide a premixed compression ignition type engine which has a metal discharge electrode part facing a combustion chamber on the ceiling surface of the combustion chamber at its position near a fuel injection port of a fuel injection...
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JP7040311B2 |
To provide a premixed compression ignition type engine which has a metal discharge electrode part facing a combustion chamber on the ceiling surface of the combustion chamber at its position near a fuel injection port of a fuel injection...
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JP7040309B2 |
The fuel injection timing IT is changed based operation and environmental condition of the engine. If the injection timing IT is changed, the rate of fuel passing through meshes of the mesh member (i.e., the mesh passing rate) changes. I...
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JP7035917B2 |
To enhance accuracy in failure diagnosis of a cylinder internal pressure sensor.A failure diagnosis device 100 for a cylinder internal pressure sensor includes a cylinder internal pressure sensor SW6, an engine control section 112, a var...
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JP7035916B2 |
A failure diagnosis system is provided, which includes an in-cylinder pressure sensor, a fuel injection valve, an engine controller including an engine control module and a diagnosis module. The engine control module controls the fuel in...
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JP2022041577A |
To facilitate the mixing the entire fuel with air in a combustion chamber efficiently.A combustion chamber 10 is formed by a cylinder head 3, and a piston 1 in a cylinder block 2. A fuel injection nozzle 8 is provided on the cylinder hea...
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JP2022041576A |
To facilitate the mixing of fuel with air in a combustion chamber, and to improve the durability of a passage forming member.A combustion chamber structure of an engine, is equipped with a combustion chamber 10, a fuel injection nozzle 8...
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JP7024584B2 |
The present invention is provided with an ignition control section (103) and an injection control section (102). When partial compression ignition combustion is carried out, the ignition control section (103) causes an ignition plug to c...
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JP7024585B2 |
The invention is provided with an ignition control section (102) and an injection control section (102). When partial compression ignition combustion is carried out, the ignition control section (102) causes an ignition plug to carry out...
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JP7024587B2 |
The invention is provided with an ignition control section (102) and an injection control section (102). When partial compression ignition combustion is carried out, the ignition control section (102) causes an ignition plug to carry out...
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JP7024586B2 |
The invention is provided with an ignition control section (103) and an injection control section (102). When partial compression ignition combustion is carried out, the ignition control section (103) causes an ignition plug to carry out...
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JP2022030604A |
To make flame promptly propagate into a main chamber in ignition control after a top dead center.An ignition system has a partition wall 34 and an ignition plug 40. The partition wall 34 separates a combustion chamber 30 of an engine int...
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JP2022030419A |
To provide a control device for center injection type internal combustion engine which can improve output performance.In a control device for center injection type internal combustion engine in which at a central portion on a combustion ...
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JP7020227B2 |
To provide an internal combustion engine which is improved so as to suppress the generation of a heat spot at a cylinder head.An internal combustion engine comprises: a cylinder head in which a plug attachment hole and an injector attach...
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JP2022024427A |
To provide an internal combustion engine for achieving a good combustion state in a cylinder.The internal combustion engine includes a communication path 15 having one end 15a opened to a site blocking an upper end opening of a cylinder ...
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JP2022024426A |
To provide an internal combustion engine for achieving good combustion state in a cylinder.The internal combustion engine includes a communication path 15 having one end 15a opened to the center of a site 3a blocking the upper end openin...
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JP2022017967A |
To provide an internal combustion engine with an auxiliary combustion chamber, which ensures supply of a fuel into the auxiliary combustion chamber while suppressing cost.An auxiliary combustion chamber 25 is exposed to a main combustion...
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JP7010141B2 |
To improve the combustion stability of an engine by making it easy to generate non-equilibrium plasma even in the second half of a compression stroke.In the second half of the compression stroke, thermal equilibrium plasma is generated b...
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JP7005974B2 |
This combustion chamber structure for a direct injection internal combustion engine is provided with: a cavity 11 formed at the center of a piston top surface 8; and the outer peripheral section 20 of the piston top surface, which is loc...
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JP7003626B2 |
In an intake structure of an internal combustion engine (10), on an intake upstream side from a valve seat (32) of an intake port (22), a convex portion (36) is provided which protrudes to an inside of the intake port (22) in a place nea...
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JP7002917B2 |
To successfully burn an air-fuel mixture by using a simple configuration.An engine having a cylinder body and a cylinder head attached to the cylinder body includes: a piston 15 accommodated in a cylinder bore of the cylinder body; an ig...
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JP7001072B2 |
To provide a controller of a compression ignition type engine capable of suppressing occurrence of abnormal combustion while enhancing fuel combustion performance.In an engine comprising a supercharger 33 and an intercooler 35, an intake...
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JP7001002B2 |
To provide a premixed compression ignition type engine capable of stabilizing combustion at the late stage of the combustion while delaying a timing for starting the self-ignition of air-fuel mixture from a compression top dead center, b...
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JP2022012439A |
To provide a combustion chamber structure of an engine capable of suppressing the occurrence of smoke due to fuel leakage from an injector.In a combustion chamber structure of an engine, an injector is disposed in the center of the lower...
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