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JP5618019B2 |
To provide a spark ignition type internal combustion engine capable of assuring an engine output while a geometric compression ratio being kept at a high compression ratio.In this spark ignition type internal combustion engine, a geometr...
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JP5617785B2 |
To provide an internal combustion engine which has improved heat resistance and knocking resistance.There is provided an internal combustion engine in which: a combustion chamber NS is formed of a bottom surface 1a of a cylinder head 1, ...
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JP5618000B2 |
An internal combustion engine having a combustion chamber 12 defined by a piston 11 and a cylinder 10, and a fuel injection valve 20 having a plurality of injection holes 101 ¼ 106 and arranged so as to inject fuel directly inside the...
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JP5618020B2 |
To provide a spark ignition type internal combustion engine capable of securing engine output while a geometric compression ratio is a high compression ratio.In the spark ignition type internal combustion engine, the geometric compressio...
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JP5618021B2 |
To provide a spark ignition type internal combustion engine capable of securing engine output while a geometric compression ratio is a high compression ratio.In the spark ignition type internal combustion engine, the geometric compressio...
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JP2014529042A |
The present invention relates to a combustion chamber of an internal combustion engine, a method for igniting a fuel-air mixture in a combustion chamber, and an internal combustion engine. The combustion chamber is characterized by inclu...
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JP2014206048A |
To provide a fuel injection nozzle enabling fuel injection while considering flowing of air within a combustion chamber and an internal combustion engine including the fuel injection nozzle.A fuel injection hole 11a is configured to inje...
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JP5613730B2 |
To provide an engine combustion chamber structure for achieving high thermal efficiency.The engine combustion chamber structure in which air-fuel mixture is combusted, has a tubular hole section 11 including an opening 11a formed at a po...
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JP2014202087A |
To enable further reliable and quick start of an engine by improving an air utilization rate at ignition start to increase torque during initial explosion.When fuel is injected separately a plurality of times, ignition intervals are chan...
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JP2014202086A |
To enable further reliable and quick start of an engine by improving an air utilization rate at ignition start to increase torque during initial explosion.When fuel is injected separately a plurality of times by an injector 46, injection...
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JP5611634B2 |
To provide a mixture combustion type internal combustion engine improving the fuel economy by generating a strong tumble flow without deteriorating the exhaust performance.Two intake ports 10 and two exhaust ports 11 are arranged symmetr...
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JP5605711B2 |
To suppress the generation of particulate matter or smoke in exhaust gas through a low-cost means in an cylinder direct injection spark ignition internal combustion engine.In the cylinder direct injection spark ignition gasoline engine 1...
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JP2014190251A |
To provide a heat release rate waveform preparation device and a combustion state diagnostic device for an internal combustion engine that can highly accurately define a combustion state of fuel within a cylinder of the internal combusti...
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JP2014185526A |
To provide a compression ignition type internal combustion engine capable of improving an air utilization rate of a squish area while preventing or suppressing collision of fuel spray to a head bottom wall surface and a cavity bottom wal...
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JP5593827B2 |
To enable early execution of HCCI combustion by early completing warming-up of an engine 1, which is a spark-ignition type engine 1 in which the HCCI combustion can be executed.A controller (PCM) 50, in a non-warming-up state before comp...
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JP5594023B2 |
To suppress NOx generation while performing HCCI combustion in a high load region.Fuel containing at least gasoline is injected from a fuel injection valve 10. A pre fuel injection for premixed compression ignition is executed before a c...
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JP5594022B2 |
To suppress NOx generation, while performing HCCI combustion in a high load region.Fuel including at least gasoline is injected from a fuel injection valve 10. In the high load region, preceding stage fuel injection for the HCCI combusti...
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JP5594420B2 |
To provide a control device of an internal combustion engine, capable of early activating a catalyst of the internal combustion engine in cold start.An internal combustion engine 1 having a plurality of cylinders includes: a first fuel i...
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JP5593615B2 |
To provide a concrete combustion control method based on in-cylinder air-fuel mixture distribution. The compression self-ignition type internal combustion engine controls combustion by using average self-ignitibility and a self-ignitibil...
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JP5593132B2 |
To provide a device for control of an internal combustion engine, capable of properly controlling combustion timing by compression ignition when a combustion mode is switched from an SI combustion mode to an HCCI combustion mode to there...
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JP5589453B2 |
To provide a diesel engine combustion chamber with a nozzle having nozzle holes zigzag-arranged in two upper and lower stages, which suppresses the interference of one fuel with the other after the spray of fuel injected through the nozz...
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JP5589673B2 |
To suppress combustion noise and stabilize combustion, while improving fuel economy and emission performance.An engine 1 is an engine supplied with fuel with light oil as a main component and having a geometrical compression ratio of 15 ...
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JP5589956B2 |
To stabilize compression ignition combustion in a compression ignition type gasoline engine 1 for performing compression ignition combustion.A controller (PCM 10), in a low load region, establishes a compression ignition mode for perform...
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JP5590468B2 |
To provide an internal combustion engine that can prevent the generation of knocking caused by reducing the amount of a remaining gas in a combustion chamber.The internal combustion engine (1) includes: a protrusion member (14) that can ...
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JP5589730B2 |
To promptly raise, when an engine temperature is low, the engine temperature by performing an HCCI combustion while suppressing NOx.When performing cold start of an engine, a pre-fuel injection is executed to perform a pre-HCCI combustio...
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JP5589514B2 |
To provide an internal combustion engine, a cylinder head and a piston capable of controlling deviation of an end gas to an intake valve side of a combustion chamber and reducing occurrence of knocking.In an engine 1, a pair of projectio...
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JP5585533B2 |
To properly execute compression autoignition combustion without increasing combustion noise and soot.In the gasoline engine, an injector 21 is disposed in such a way as to face a cavity 40 formed in a center part of a crown surface of a ...
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JP5585526B2 |
To improve combustion, compared to a conventional art, in a spark-ignition internal combustion engine including an air flow generating port and a straight port for changing a closing timing of an intake valve to control an intake air amo...
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JP5585295B2 |
To suppress a fuel from directly reaching a cylinder wall in an internal combustion engine including a fuel ejection valve that directly ejects the fuel in a fuel chamber.The internal combustion engine includes: the fuel ejection valve 3...
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JP5583370B2 |
A combustion system for a vehicle may include a piston (200) in which a first combustion recess (210) is formed in an upper end surface thereof, and at least one second combustion recess (215) is further formed at the bottom of the first...
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JP5584673B2 |
An internal-combustion engine includes a cylinder, a piston, a spark plug, and a fuel injection device. The piston includes a top surface, a guiding protrusion, and a cavity. The cavity is provided at a position closer to the fuel inject...
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JP5581935B2 |
To provide a fuel injection control device for an internal combustion engine that restrains fuel adhesion to the inner wall of a cylinder even if an airflow into the cylinder is strong.The fuel injection control device for an internal co...
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JP2014156852A |
To solve a problem that, in a compression ignition engine equipped with a plurality of fuel injection valves in a cylinder, when a fuel concentration injected into a combustion chamber in a low load region is too low, ignition timing at ...
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JP5578092B2 |
To provide an ignition device for an internal combustion engine, capable of discharging in a wide range.A microwave generating power supply 32 generates microwaves of a frequency to resonate in a combustion chamber 14 of the internal com...
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JP2014148948A |
To reduce the generation amount of soot by enhancing the rate of utilizing air in a combustion chamber.An injector 4 of a diesel engine has a first injection valve 4A and a second injection valve 4B arranged at positions of opposing each...
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JP2014148947A |
To reduce the generation amount of soot by enhancing the rate of utilizing air in a combustion chamber.An injector 4 of a diesel engine has a first injection valve 4A and a second injection valve 4B arranged at positions of opposing each...
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JP5576141B2 |
To carry out proper control in response to a generation factor when pre-ignition is generated. An ECU 40 includes a pre-ignition detecting device 36. When pre-ignition is detected, by using that generation factors of pre-ignition are dif...
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JP5569468B2 |
To expand an operation region for performing compression ignition combustion, in a spark ignition engine control device that executes the compression ignition combustion.In a compression ignition mode, a controller (PCM 10) progresses a ...
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JP5569309B2 |
To provide an engine that properly reduces wall temperature of a combustion chamber.The engine 50A is provided with a plurality of intake valves 54 provided in the combustion chamber E. Fresh air is taken into the combustion chamber E by...
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JP5565355B2 |
To provide a control device of a variable compression ratio engine, the device that can suppress repetitive generation of self ignition.A control device 100 of a variable compression ratio engine functions for a variable compression rati...
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JP5564538B2 |
To provide an engine combustion chamber structure capable of providing a high thermal efficiency.The structure of the engine combustion chamber comprises a plurality of ignition parts 25 provided in the combustion chamber in such an arra...
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JP5564484B2 |
An internal-combustion engine includes a cylinder, a piston, a spark plug, and a fuel injection valve. The piston includes a top surface and a cavity provided in the top surface. The cavity includes a bottom surface, a vertical wall, a f...
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JP5561226B2 |
To properly perform compression self-ignition combustion in a low-load range of an engine, and to effectively prevent the generation of abnormal combustion in a high-load range of the engine.This spark ignition type gasoline engine compr...
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JP2014134113A |
To provide an internal combustion engine capable of appropriately injecting fuel into a combustion chamber by performing fuel injection in view of the difference of the influence of a tumble flow between the fuel injected into an air int...
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JP5556792B2 |
To solve a problem of the degradation of self ignitability and reduce heat loss due to combustion heat being released from a cylinder wall surface, when reforming fuel so as to increase combustion energy.A combustion system has a reforme...
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JP2014132167A |
To provide an internal combustion engine capable of properly injecting fuel to a combustion chamber by injecting fuel in light of an angular speed of a swirl speed.An internal combustion engine 1 comprises a fuel injection valve 6 for in...
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JP2014132166A |
To provide an internal combustion engine capable of properly injecting fuel to a combustion chamber by injecting fuel in light of influences of a swirl flow differentiated according to an arrival range of fuel spray when the swirl flow i...
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JP5549641B2 |
A combustion system of an internal combustion engine has a fuel injector injecting a fuel directly into a combustion chamber and a water injector injecting a water (non-combustible fluid) into the combustion chamber. The water collides w...
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JP5549809B2 |
To provide an open toroidal combustion chamber for a diesel engine capable of performing satisfactory combustion at a low air excess ratio over the whole operation zone of the diesel engine.A curved part 18 of a cavity upper part for con...
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JP5549510B2 |
To provide a lean burn engine capable of largely improving fuel economy performance, by largely improving heat efficiency.This lean burn engine 1 includes an engine body having a combustion chamber 17, and a control means 100 for control...
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