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JP6555323B2 |
A control device for an engine in which partial compression-ignition combustion including spark ignition combustion performed by combusting a portion of mixture gas inside a cylinder by spark ignition followed by compression ignition com...
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JP6555539B2 |
To provide a control device for a compression self-ignition type engine which performs SI-CI combustion, for appropriately controlling both a SI rate and a self-ignition timing.A compression self-ignition type engine 1 performs SI combus...
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JP6554860B2 |
To provide a combustion chamber structure for a direct-injection engine, capable of reducing heat loss while maintaining a good combustion state, and also capable of suppressing the formation of smoke and unburnt materials.The combustion...
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JP6551868B2 |
Provided is a diesel engine capable of increasing a moving distance of fuel spray in a cavity without increasing a fuel spray penetration force, thereby satisfying both of a reduction in cooling loss and an improvement in fuel spray-air ...
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JP6551500B2 |
To improve ignition performance in executing AWS and to stabilize combustion, in an engine of a comparatively high compression ratio and an engine with a small cavity.A control device of an engine includes: an exhaust emission control ca...
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JP6551535B2 |
In a control method of an internal combustion engine including a fuel injection valve having a plurality of injection holes and adapted to directly inject a fuel into a cylinder and an ignition plug adapted to generate a plug discharging...
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JP2019124128A |
To more properly form a stratification distribution in an internal combustion engine in which a fuel gas is introduced to a combustion chamber.A piston 30 of an engine 10a is provided with a cavity 32 on a piston head as its top face. An...
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JP6547405B2 |
To enhance degree of freedom to control of an in-cylinder air amount, by enabling a lift amount of an intake valve or exhaust valve to be controlled regardless of the position of a piston.An internal combustion engine includes: a cylinde...
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JP6547406B2 |
To suppress interference between pieces of injected fuel, to suppress generation of soot or the like.In a cylinder block 2, formed are a hole 11 through which a piston 12 reciprocatively moves, and a recess 13 communicating with an upper...
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JP6548629B2 |
In some aspects, a spark plug includes a spark gap in an enclosure of the spark plug. The spark plug includes a passage in the interior of the enclosure. During operation of the engine, the passage directs flow through the spark gap, pri...
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JP2019120205A |
To provide an internal combustion engine capable of improving combustion efficiency by efficiently utilizing the air filled in a combustion chamber, in the compression self-ignition type internal combustion engine including a duct in whi...
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JP2019116880A |
To provide an internal combustion engine in which two pistons are arranged in one cylinder and a compression ratio can be changed, as the present invention is made by focusing on this point.An internal combustion engine comprises a large...
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JP2019116878A |
To provide an internal combustion engine capable of suppressing generation of smoke by enhancing premixing of a fuel, in a compression self-ignition type internal combustion engine.A compression self-ignition type internal combustion eng...
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JP6544419B2 |
To attain combustion of a latter-term focus type heat generation pattern in a premixing compression ignition type engine, thereby reducing combustion noise and suppressing abnormal combustion.A premixing compression ignition type engine ...
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JP6544418B2 |
To improve ignition performance in executing AWS and to stabilize combustion, in an engine of a comparatively high compression ratio and an engine with a small cavity.A control device of an engine includes: an exhaust emission control ca...
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JP6544378B2 |
To suppress an abrupt rise of in-cylinder pressure, and to reduce a cooling loss, in a homogeneous charge compression ignition type engine.A combustion chamber structure of a homogeneous charge compression ignition type engine comprises:...
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JP6536640B2 |
A control device of an engine including a cylinder, a piston, a cylinder head, and a combustion chamber, is provided. The device includes intake and exhaust ports, a swirl control valve, a fuel injection valve attached to the cylinder he...
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JP2019094857A |
To excellently restrict occurrence and intensity of knocking, with excellent combustion efficiency and fuel economy maintained.A control device of an internal combustion engine 1 is configured such that tumble flow T is formed in a combu...
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JP6528818B2 |
To appropriately introduce an EGR gas into a combustion chamber in a compression self-ignition engine with supercharger.A compression self-ignition engine with supercharger comprises: a supercharger 44; a bypass passage 47; a flow rate c...
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JP6528817B2 |
To adjust the inside of a combustion chamber to a proper temperature, in a compression self-ignition type engine.A compression self-ignition type engine includes a variable valve mechanism constituted to change opening/closing motions of...
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JP6528816B2 |
To provide a compression self-ignition engine with a supercharger for actualizing appropriate temperature control in a combustion chamber.The compression self-ignition engine with a supercharger includes a supercharger 44, a selection un...
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JP6524727B2 |
To further enhance a reduction effect of knocking without making the structure of an engine complex.A center o2 of an intake valve 6 in a plurality of intake ports 5 is eccentric toward an exhaust port 7 from a center o1 of an inner face...
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JP6527875B2 |
A combustion chamber of diesel engine. The diesel engine includes a cylinder head, a cylinder sleeve, and a piston. The cylinder head, the cylinder sleeve, and the piston form the combustion chamber. The combustion chamber includes a hea...
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JP6524728B2 |
To strengthen a swirl flow within a fuel chamber without making the structure of an engine complex.An intake port 5, on one side, of a plurality of intake ports is constituted as an upstream part reduction intake port in which, in a plan...
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JP2019082169A |
To provide an innovative spark ignition engine, namely the spark ignition engine designed from a range of several existing technical solutions which are combined for the first time and interact to make up a breakthrough product in terms ...
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JP6521006B2 |
To actualize appropriate temperature control in a combustion chamber during combustion.An engine with a supercharger includes a selection unit for selecting a supercharger arranged in an intake passage to be driven or not to be driven, a...
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JP6519598B2 |
A lift amount variable mechanism is configured to switch a cam for driving an intake valve (drive cam) between two types of intake cams in lift amount (i.e. a large lift cam and a small lift cam). In a first embodiment of this disclosure...
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JP6519633B2 |
An engine combustion chamber structure includes a combustion chamber of an engine and a fuel injection valve. The fuel injection valve injects fuel toward a cavity in a crown face of a piston. The cavity includes a first cavity that is p...
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JP6519603B2 |
In a spark-ignition internal combustion engine in which a protrusion (31) including an intake-side inclined surface (34) and an exhaust-side inclined surface (35) is formed on a top surface (10) of a piston (5), and a cavity (40) is form...
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JP6515941B2 |
In a spark-ignition internal combustion engine in which a protrusion (31) including an intake-side inclined surface (34) and an exhaust-side inclined surface (35) is formed on a top surface (10) of a piston (5), and a cavity (40) is form...
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JP6515943B2 |
To improve a fuel consumption performance by suppressing the deceleration of a tumble flow in a spark ignition type internal combustion engine provided with a bulge in a top surface of a piston and a cavity corresponding to an ignition p...
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JP6515942B2 |
To improve a fuel consumption performance by suppressing the deceleration of a tumble flow in a spark ignition type internal combustion engine provided with a bulge in a top surface of a piston and a cavity corresponding to an ignition p...
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JP2019074009A |
To suppress increase of an intake air temperature in a high engine rotating speed region in an internal combustion engine provided with a heat insulation film on a crestal plane of a piston.A first heat insulation film is formed on a fir...
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JP6514574B2 |
To improve combustion stability.An engine system that injects fuel from a fuel injection port 152a provided inside a combustion chamber 144 and ignites the injected fuel by at least any of multiple ignition plugs 154a, 154b, 154c include...
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JP2019070337A |
To provide a self-ignition type internal combustion engine capable of enhancing utilization efficiency of air in a squish area.A self-ignition type internal combustion engine of this invention includes a combustion chamber N which is def...
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JP2019070336A |
To provide a self-ignition type internal combustion engine capable of enhancing utilization efficiency of air in a squish area.A self-ignition type internal combustion engine of this invention includes a combustion chamber N which is def...
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JP2019070329A |
To generate stable diffusion combustion.A fuel injection valve (9) is arranged in the center of a combustion chamber (4), an ignition plug (10) is arranged around the combustion chamber (4) which is apart from the fuel injection valve (9...
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JP6508240B2 |
In a spark-ignition internal combustion engine in which a protrusion (31) including an intake-side inclined surface (34) and an exhaust-side inclined surface (35) is formed on a top surface (10) of a piston (5), and a cavity (40) is form...
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JP6508186B2 |
A control device 200 for an internal combustion engine 100 provided with a combustion control part sequentially injecting at least a primary auxiliary fuel, secondary auxiliary fuel, and main fuel from a fuel injector 20 in predetermined...
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JP6508235B2 |
To provide a diesel engine capable of promoting mixing with air by improving fluidity in a cavity even when a spray has low penetration.A diesel engine includes: a cylinder 12a; a cylinder head 14; a piston 13 having a cavity 30; and a f...
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JP6508236B2 |
To provide a diesel engine capable of promoting mixing with air by improving fluidity in a cavity even when a spray has low penetration.A diesel engine includes: a cylinder 12a; a cylinder head 14; a piston 13 having a cavity 30; and a f...
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JP6508238B2 |
In a spark-ignition internal combustion engine in which a protrusion (31) including an intake-side inclined surface (34) and an exhaust-side inclined surface (35) is formed on a top surface (10) of a piston (5), and a cavity (40) is form...
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JP6508239B2 |
To improve a fuel consumption performance by suppressing the deceleration of a tumble flow in a spark ignition type internal combustion engine provided with a bulge in a top surface of a piston and a cavity corresponding to an ignition p...
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JP2019065776A |
To provide a fuel injection nozzle for an internal combustion engine for, even when arranged at the center of the combustion chamber, actualizing the slanting-angle collision of fuel with the swirl flow of intake air flowing along the wa...
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JP2019065777A |
To provide a fuel injection nozzle for an internal combustion engine for, even when arranged at the center of a combustion chamber in view from the axial direction of a cylinder, greatly promoting the split of fuel and the mixture with i...
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JP6497035B2 |
To prevent adhesion of injected fuel onto a cylinder wall surface and a piston crown surface during fuel cut recovery, and reduce particulate matters and the number of particles in exhaust gas.A control device for an internal combustion ...
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JP6493505B1 |
To secure good combustion stability regardless of an engine rotation speed at the time of partial compression ignition combustion. The control device of the present invention is applied to a compression ignition type engine capable of pa...
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JP6492905B2 |
To provide an engine which enhances a tumble flow by adding a contrivance to a shape of a downstream end part of a valve seat-less intake port, and can suppress the generation of knocking without increasing a fuel amount in, particularly...
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JP6493442B2 |
To suppress a cooling loss while suppressing the generation of NOx.When an engine is operated in a first operation region in which a load is not smaller than a prescribed value, fuel and water are injected from a fuel injection valve 11 ...
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JP6493488B1 |
To reduce a sense of discomfort of an occupant due to mode switching at the time of partial compression ignition combustion. The control device of the present invention is capable of partial compression ignition combustion in which a par...
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