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JP7412595B2 |
Provided is a valve control device that controls driving to open/close a first intake valve and a second intake valve and that is provided to an intake port which is in communication with the inside of a cylinder of an internal combustio...
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JP7411142B2 |
The present disclosure is designed to provide a configuration for an internal combustion engine in which a partition part is provided in an intake passage, wherein it is made possible to further enhance the efficiency of flame propagatio...
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JP7403708B2 |
The purpose of the present disclosure is to provide an internal combustion engine configured such that an air intake passage is divided by a partitioning part, and it is possible to ensure both an intake air volume and tumbling performan...
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JP7403707B2 |
The purpose of the present disclosure is to provide a configuration that makes it possible for a plurality of intakes that are split by a dividing section and flow into a combustion chamber of an internal combustion engine to be drawn in...
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JP7365201B2 |
An engine includes a combustion chamber, and a cylinder head. The cylinder head has an intake port communicating with the combustion chamber. The intake port includes a first inner wall and a second inner wall as inner walls that are pro...
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JP2023154256A |
To provide an intake system capable of making operation characteristics of an internal combustion engine variable.An intake system includes: a first intake valve which is provided on a swirl port of a combustion chamber of an internal co...
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JP2023144587A |
To suppress deterioration of a homogeneity degree of a homogeneous air-fuel mixture when supplying fuel for cooling to a combustion chamber.A control device 200 for an internal combustion engine 100 is configured to: calculate, when the ...
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JP7347171B2 |
To provide preferable operation even when fuel with a different octane number is used.A control device for an engine 1 burns part of a mixture with combustion accompanied by flame propagation with ignition by an ignition plug 25 and then...
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JP7336587B2 |
Provided is an intake structure of an internal combustion engine in which an intake air flow during low-load operation easily flows along a tumble passage provided between an intake valve and an intake valve valve seat, and flows into a ...
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JP7331784B2 |
To curb CO2 emissions through a reduction in unburned ammonia with a burning rate of ammonia increased.In a diesel engine which performs mixed burning of ammonia premixed gas produced in a combustion chamber, a cylinder head 14 of the co...
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JP2023117142A |
To provide an internal combustion engine which can inhibit adhesion of condensed water to a fuel injection nozzle when exhaust gas is introduced from an exhaust gas recirculation passage into a cylinder of the internal combustion engine ...
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JP7325878B1 |
[Purpose] It operates with fuel generated from organic matter heated in anoxic conditions, such as food residue and animal excrement, and can operate by effectively burning combustible substances of fuel to achieve extremely high operati...
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JP7310371B2 |
To provide an internal combustion engine intake apparatus that is advantageous in improving the performance of an internal combustion engine by enhancing swirls inside of a cylinder in a low revolution speed range of the engine, thus inc...
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JP7299819B2 |
To intensify a gas flow of intake air according to a supply amount of exhaust gas to the intake air.An engine, in which exhaust gas is recirculated, includes EGR pipes 41 for supplying exhaust gas from an exhaust pipe to EGR adapters 31,...
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JP2023073137A |
To provide: a ship propulsion machine capable of curbing generation of ω-swirl in a combustion chamber of an engine; a ship including the ship propulsion machine; and a ship engine included in the ship propulsion machine.A ship propulsi...
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JP7271367B2 |
To provide an intake flow control device of an internal combustion engine which can improve the fuel economy performance and the output performance of the engine by preventing the generation of knocking.An intake flow control device of a...
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JP7256924B2 |
Provided is a compact and protected intake control device in a case where a saddle-type vehicle internal combustion engine includes an intake control valve such as a tumble control valve in addition to a throttle valve.In an intake contr...
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JP7241236B2 |
The present invention ensures air intake to a tumble passage and improves intake speed in an internal combustion engine for a saddle-type vehicle, the engine comprising a throttle valve and a tumble control valve, and a tumble passage be...
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JP2023025346A |
To curb torque fluctuation when switching a valve to generate a swirl flow.A system comprises: an engine including a valve which generates a swirl flow; a crank angle sensor; an acceleration sensor; and a control device. A storage media ...
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JP7226065B2 |
To provide an airflow control device of a spark ignition type internal combustion engine which can make fresh air sucked into a combustion chamber easily generate a tumble vortex, in the spark ignition type internal combustion engine hav...
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JP7221731B2 |
To realize a form of a suction port capable of reinforcing a tumble flow without reducing an intake amount.A pair of suction ports 6 is offset so that a center line 23 thereof approaches a center line 20 of a partition wall 12 in a plan ...
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JP7189681B2 |
An intake device of an internal combustion engine includes a partition, a control valve, and a third passage. The partition divides an interior of an intake pipe that couples with a combustion chamber into a first passage and a second pa...
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JP7189683B2 |
An intake device of an internal combustion engine includes a partition, a gap, and a projecting part. The partition divides an interior of an intake pipe into a first passage and a second passage. The gap exists at a boundary between an ...
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JP2022184170A |
To provide a control device of an internal combustion engine which can suppress a misfire caused by the wear of a center electrode and an outside electrode of an ignition plug.A processor (center electrode wear amount calculation means 4...
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JP7176491B2 |
To provide an intake manifold capable of restraining deterioration of a combustion state.An intake manifold 10 includes a branch passage 20 which is connected to an intake port 110 having an opening 115 opened to a combustion chamber 130...
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JP7163122B2 |
To provide an intake device for an internal combustion engine capable of improving a tumble ratio of a tumble flow in a combustion chamber.An intake device 10 for an internal combustion engine includes: a partition wall plate 12 which is...
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JP2022161532A |
To provide a swirl control device that generates a swirl with a simple structure.A swirl control device 30 gives swirling around a cylinder axis shaft D1 to intake air sucked into a cylinder 6 from a plurality of suction ports 16, in an ...
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JP2022155238A |
To provide a constitution which can generate a stronger tumble flow in a combustion chamber while favorably holding the supply of fuel to the combustion chamber, in an internal combustion engine which is constituted so that an intake pas...
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JP2022150464A |
To appropriately perform split injection of fuel to utilize a swirl flow in a cylinder and effectively suppress adhesion of fuel to a piston when performing control for bringing a catalyst in an active state.In an engine system 100, a PC...
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JP2022150465A |
To improve the degradation of combustion stability due to an increase of internal EGR gas when an opening of a swirl control valve changes to an opening side.An engine system 100 has an engine 1 that is equipped with a cylinder 2, a pist...
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JP2022150468A |
To improve deterioration in combustion stability due to an increase in internal EGR gas when the opening of a swirl control valve changes to the open side.An engine system 100 has: an engine 1 including a cylinder 2, a piston 14, an inje...
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JP2022150466A |
To suppress uneven distribution of fuel in a cylinder to ensure combustion stability, in an engine system that generates a swirl flow in a cylinder with a swirl control valve in a low load area and injects a flue during an intake stroke....
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JP2022150467A |
To improve the deterioration of combustion stability due to excessive EGR gas, when a swirl control valve is switched from full closing to full opening.An engine system 100 includes: an engine 1 that is equipped with a cylinder 2, a pist...
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JP7148461B2 |
To provide an improved intake device of an engine to obtain proper swirl flow in an intake passage of a cylinder head in any of a supercharger specification and an NA specification by improving a structure.An intake device A of an engine...
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JP2022124708A |
To provide an internal combustion engine system and a vehicle in which a swirl can be made variable according to an operating condition.An internal combustion engine system comprises: a plurality of intake ports which allows intake air t...
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JP7112290B2 |
To effectively create a tumble flow.A tumble flow creation device 100 comprises: a cylinder head 15 forming a suction port 47 having an inlet H1; an intake manifold 27 connected to the cylinder head 15 with an outlet H2 facing the inlet ...
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JP2022529627A |
The present invention relates to a gas intake device (1) for a cylinder of an internal combustion engine. The gas intake device is inside the cylinder in two intake pipes (5a, 5b), two intake valves (4), two intake valve calibration part...
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JP2022083617A |
To actualize similar combustion at the same engine speed and the same load between engines different in displacement.A combustion chamber structure for an engine where a geometric compression ratio is set in a range of 13.5-15.5 includes...
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JP2022071404A |
To suppress generation of deposit.An air supply device includes: a first partition wall 512 dividing an intake port of an engine into two inner spaces; a second partition wall 514 connected to the first partition wall 512 on the upstream...
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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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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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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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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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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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JP2022047553A |
To properly promote the atomization or gasification of fuel, and to ensure the fine combustion of mixture, even if a fuel containing alcohol is used.An internal combustion engine flows intake air into a combustion chamber of a cylinder 1...
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JP7040977B2 |
An intake port structure has a sleeve disposed along an inner peripheral surface of an intake port of a cylinder head and made of a material having a thermal conductivity lower than a material of the cylinder head. When a cross-sectional...
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JP2022039691A |
To provide an internal combustion engine capable of keeping tumble flow of intake air in a combustion chamber and improving intake air charging efficiency.A valve seat 30 communicates a downstream-side intake port surface 24 with a valve...
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