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JP2016156343A |
To suppress the accumulation of deposits at a depth side of a glow hole, in a compression self-ignition type internal combustion engine having a glow/plug-integrated in-cylinder pressure sensor.A first heat block film 40 and a second hea...
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JP5983110B2 |
To provide an internal combustion engine capable of preventing an excessive fuel dense area caused by that a plurality of fuel spray streams F injected from injector to a cavity collide against a wall face of the cavity, then reach to a ...
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JP5983109B2 |
To provide an internal combustion engine capable of preventing an excessive fuel dense area caused by that a plurality of fuel spray streams F injected from injector to a cavity collide against a wall face of the cavity, then reach to a ...
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JP5983196B2 |
A uniflow-scavenging-type two-cycle engine (100) includes: a cylinder (110); a piston (112) that slides in the cylinder; an exhaust port (116) that is provided at a first end of the cylinder; an exhaust valve (120) that opens and closes ...
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JP5976941B2 |
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JP5978678B2 |
To reduce a cooling loss in a compression self ignition engine.A head-side recess 13a is formed at the central part of the lower surface of a cylinder head 13, while an outer peripheral part 13d is formed radially outside the head-side r...
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JP5978677B2 |
To reduce a cooling loss in a compression self ignition engine.A piston 14 includes a piston-side recess 14a formed on its crown surface. The piston-side recess 14a is configured by inclining its sidewall with respect to an axial center ...
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JP5974701B2 |
To reduce a cooling loss by restraining heat transfer from fuel gas to an engine component without changing a shape of a piston.In an engine combustion chamber structure, a cavity 9 is formed on a top face of a piston 1, and a heat insul...
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JP2016148244A |
To provide a compression self-ignition type internal combustion engine which can easily make compatible both the securement of a compression ratio and the securement of a distance between a combustion chamber wall face and a combustion r...
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JP5971313B2 |
To reduce the deflection of a tumble flow in a combustion chamber.An intake device of a direct-injection engine is equipped with a cylinder head 13 which has a ceiling portion 170 including an intake side inclined surface 171 and an exha...
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JP5971372B1 |
[Subject] It enables it to make combustion chamber capacity into ideal capacity after heating hardening of a thermal insulation film, desired thermal insulation performance being got when forming a thermal insulation film in a combustion...
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JP5971321B2 |
To prevent an increase in a cooling loss due to a tumble flow.A combustion chamber structure of an engine 1 is equipped with a cylinder head 13, a piston 16, and a fuel injection valve 6. At end portions on the opposite side to trough po...
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JP2016145527A |
To provide an injection control device for an internal combustion engine that has small cooling loss while achieving suitable fuel injection characteristics.An injection control device is applied to an internal combustion engine comprisi...
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JP5966977B2 |
To enable a heat insulation layer capable of absorbing a difference of coefficient of thermal expansion of an engine and that of the insulation layer to prevent occurrence of crack and peeling and at the same time preventing soaking of f...
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JP5966978B2 |
To ensure that a heat insulation layer having satisfactory gasoline resistance and heat resistance can be formed on the surface of an engine combustion chamber member in a short time.A silicone resin film is formed on the surface of an i...
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JP2016142259A |
To reduce cooling loss while reducing a generation amount of smoke.A control device for an internal combustion engine includes: a fuel injection valve for injecting a fuel toward the inside of a cavity formed by denting an upper surface ...
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JP5962584B2 |
To provide a heat generation rate waveform creating device of an internal combustion engine capable of defining a combustion state of fuel in a cylinder of an internal combustion engine at high precision, and a combustion state diagnosis...
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JP5962585B2 |
To provide a heat generation rate waveform creating device of an internal combustion engine capable of defining a combustion state of fuel in a cylinder of an internal combustion engine at high precision, and a combustion state diagnosis...
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JP5962592B2 |
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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JP5962713B2 |
The invention relates to a control device applied to a cylinder injection type of the engine (10). The control device carries out a fuel injection while changing a penetration force of the injected fuel by changing a maximum value of a l...
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JP5962835B1 |
[Subject] By smoothing shape of a combustion chamber bottom, attenuation of energy of fuel spraying in a cavity is prevented effectively. [Means for Solution] Cavity 21 is cut in the piston 20 top part, and annular lip part 22 projected ...
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JP5956784B2 |
To generate disturbance with a strong air flow in a combustion chamber in accordance with an operation state of an internal combustion engine, promote mixing of fuel and air, reduce a combustion period, and promote improvement in fuel ec...
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JP2016133116A |
To develop an energy-saving/low pollution internal combustion engine enabling use of a variety of fuels by solving breakage of a piston jet penetration portion caused by jet overlapping by ultra-high pressure and multi-jet hole nozzle, a...
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JP2016132995A |
To suppress a variation of combustion between cylinders resulting from a variation of a tumble between the cylinders which is generated accompanied by a manufacturing error of a tumble creation port.An in-cylinder injection valve 12X whi...
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JP2016132993A |
To provide a cylinder head structure which can suppress the lowering of ignitability at a cold start of a compression ignition type engine, and the lowering of warmup performance.A heat insulation film 24 is formed in a fan-shaped region...
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JP2016132992A |
To suppress the overlap of flames derived from injection holes from an initial stage of combustion, in a compression ignition type internal combustion engine having a piston which has a top face at which a heat insulation film is formed,...
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JP2016130495A |
To provide an internal combustion engine capable of stably obtaining satisfactory stratified combustion.An ignition plug 16 is disposed at a center in an upper portion of a cylinder 12. A tumble flow 36 is generated within the cylinder 1...
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JP2016128680A |
To solve a problem that, in a conventional fuel injection nozzle, injected fuel sprays interfere with a wall face of a combustion chamber, a cooling loss is increased, the fuel sprays which are injected from a plurality of injection hole...
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JP2016128669A |
To provide a combustion chamber structure of an engine that can properly make uniform mixed air in a combustion chamber through constitution of securing balance of squish areas in the combustion chamber.There is provided a combustion cha...
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JP5953067B2 |
To provide a direct-injection type diesel engine, in which air within a cylinder can be utilized efficiently, and to provide a piston for the direct-injection type diesel engine.A direct-injection type diesel engine includes a piston 10 ...
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JP2016125422A |
To provide a combustion chamber structure of a direct injection type engine capable of sufficiently effectively using the air of a cylinder central portion, and further reducing smoke.A cross-sectional wall shape of a combustion chamber ...
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JP2016125468A |
To provide a structure having a heat insulation part thereinside, in which deformation and/or crack at a connection part with a support body does not occur even when exposed to significant temperature change.In a structure 10 having a he...
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JP2016125479A |
To clarify characteristics and disadvantages of a fuel hole nozzle for an internal combustion engine required for a complete combustion at a spark ignition type internal combustion engine, and provide an internal combustion engine capabl...
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JP2016125447A |
To solve a problem that, when assembling an in-cylinder pressure sensor into a compression ignition type internal combustion engine having a piston in which an oval cavity is formed, it may become difficult to obtain high-reliability in-...
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JP2016121563A |
To perform efficient feeding of fuel from a cylinder injection valve into a concavity part formed at a piston and collect a requisite amount of fuel around a spark plug while restricting a reduction in its rigidity and its increasing in ...
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JP2016121587A |
To provide an internal combustion engine which can suppress the diffusion of fuel in a combustion chamber at stratified charge combustion.An internal combustion engine 10 is constituted so as to be capable of creating a positive tumble f...
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JP2016121573A |
To prevent atomization fuel from being adhered at a piston having a concavity part formed at its top surface without reducing a compression ratio.A concavity part 9 is constituted of the first group of concave grooves 7 facing toward an ...
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JP5949183B2 |
A two-stroke uniflow engine (100) is provided with: a cylinder (110); a piston (112); an exhaust valve (120) that is opened and closed in order to discharge exhaust gas that is generated inside the cylinder; a scavenging port (122) that ...
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JP5949148B2 |
A dual link internal combustion engine, as viewed in a crank axial direction where a crankshaft rotates clockwise, has a following relative configuration. A piston pin center axis is offset to a right side of a piston center line extendi...
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JP5948815B2 |
To increase opportunities of prompt restart through single compression start by executing appropriate fuel injection control corresponding to an internal environment.At the time of restarting an engine after automatic stop, it is determi...
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JP5946831B2 |
A combustion chamber for an opposed-piston engine includes a squish zone defined between circumferential peripheral areas of opposing end surfaces of the pistons, a cavity defined by one or more bowls in the end surfaces, and at least on...
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JP5942604B2 |
To provide an ignition combustion control device that controls oxidization of a combustible air-fuel mixture by changing voltages.An ignition combustion control device controls to supply a combustible air-fuel mixture and to change charg...
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JP5942813B2 |
To provide a method for producing a ceramic composite material in which particles are suitably dispersed, and capable of expecting a higher insulation effect.A dispersion material 4 obtained by dispersing hollow polymer particles 3 into ...
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JP2016113990A |
To suppress the lowering of the ignitability of an air-fuel mixture at high-compression ratio drive, in a spark ignition type direct injection engine which injects fuel from an injector so as to oppose a positive tumble flow.As indicated...
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JP2016114001A |
To maximally exhibit self-ignition suppression effects in a combustion chamber without introducing large amount of recirculation gas to intake air.A control device for an engine includes: a piston accommodated in a cylinder; an intake va...
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JP5936722B1 |
[Subject] A fire-by-negligence field is avoided and the control device of the internal-combustion engine which can change combustion mode as certainly as possible and quickly is provided. [Means for Solution] An exhaust recirculation amo...
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JP5937857B2 |
To provide a technique capable of reducing particulate matter contained in exhaust gas, by suppressing localized incomplete combustion by uniformizing an air flow within a combustion chamber and the vicinity of the same in a peripheral d...
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JP5939318B2 |
An internal combustion engine 1 is an internal combustion engine of a compression ignition type. A bottom wall surface 311 has a pent-roof shape, and a bottom wall surface 712 has a protruding shape corresponding to the pent-roof shape. ...
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JP2016109111A |
To improve a thermal efficiency of an internal combustion engine by employing a high compression ratio, performing a self-ignition of mixture gas at a squish part through fast combustion at a trigger combustion chamber and accomplishing ...
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JP5934851B2 |
An internal combustion engine 100 includes a cylinder 102 that defines a combustion chamber 196 causing a premixed gas to be combusted, a piston 120 that defines the combustion chamber 196 together with the cylinder 102, and reciprocates...
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