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JP2009138661A |
To solve a problem that motion of a piston near bottom dead center is slow, water does not quickly evaporate accordingly, and steam concentration in a combustion chamber can not be equalized in normal piston motion.In an engine including...
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JP4285129B2 |
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JP4283271B2 |
A variable compression ratio device of an internal combustion engine includes a piston inner part connected to a connecting rod and a piston outer part fitted on an outer periphery of the piston inner part. The piston outer part is only ...
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JP4284972B2 |
To intend to be consistent with restraining particles contained in exhaust gas from increasing in quantity in that case and restraining an engine from badly effecting to improve fuel consumption while restraining knocking exactly. The kn...
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JP4282572B2 |
A control for a modeled plant is provided. The modeled plant is represented by a model expression that is based on an input into the plant, an output from the plant, model parameters, and an estimated value for disturbance that is applie...
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JP2009133314A |
To provide a method capable of directly restarting a CAI operation mode after one time of fuel supply intercepting state, without converting into an SI operation mode, in a spark ignition type internal combustion engine.To a request sign...
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JP2009133296A |
To remarkably improve thermal efficiency by completely preventing generation of NOx by not making the air a working fluid, preventing output decline even in the case an expansion ratio to compression is increased for improvement of the t...
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JP4281772B2 |
An internal combustion engine includes a variable compression ratio mechanism made up of a case-side bearing-forming portion, a block-side bearing-forming portion, and a shaft-shaped drive portion. The case-side bearing-forming portion i...
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JP4277623B2 |
To easily and highly precisely control ignition timing in accordance with a compression ratio variably controlled. An actual compression ratio is detected while setting a basic compression ratio in accordance with an engine operating con...
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JP2009121429A |
To recover compressed air without giving a driver a sense of discomfort.This device includes a compressed air control device taking compressed air formed in a cylinder of an internal combustion engine during compression stroke under a pr...
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JP4271153B2 |
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JP4271152B2 |
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JP4271138B2 |
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JP2009115060A |
To make an actual compression ratio promptly reach near a target compression ratio even the target compression ratio is a value within a low compression ratio region.A variable compression ratio internal combustion engine includes a vari...
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JP2009114973A |
To prevent self-ignition at starting an engine even if the engine is supplied with fuel with an octane number easy to be self-ignited.The octane number of the fuel is calculated according to knock limit ignition timing (or a lag amount o...
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JP2009114915A |
To suppress the bending deformation of an actuator shaft of a double link type internal combustion engine.The double link type internal combustion engine includes an upper link 3 rockably coupled to a piston 2, a lower link 4 rotatably c...
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JP2009114969A |
To reduce the size, weight, or manufacturing cost of an engine while a decompression device is mounted thereon.The decompression device 25 is provided on a cylinder 5 between two cylinders 5, 6 prepared by a two-cylinder engine 1, but th...
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JP2009115102A |
To provide a controller for an internal combustion engine capable of enhancing the controlling accuracy of the ignition timing control even when the reliability of the calculated suction air amount is likely to degrade, and also capable ...
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JP4269909B2 |
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JP4269726B2 |
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JP2009108731A |
To provide a variable compression ratio engine capable of restraining degradation of productivity of a control shaft, and improving assemblability of fork.This variable compression ratio engine 1 varying a compression ratio by linking a ...
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JP2009108864A |
To provide a variable compression ratio engine capable of quickly adjusting its compression ratio, and preventing breakage or offset of effect due to excessive periodic load applied on a connecting rod during normal operation of the engi...
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JP2009108708A |
To provide a link geometry for a multi-link engine capable of securely preventing positional shift of an oscillation center shaft support cap from engine block bodies.The link geometry for the multi-link engine is provided with an upper ...
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JP2009103070A |
To provide a technique capable of more certainly suppressing malfunction such as seizure on a sliding surface while further reducing workload on an ECU even if lubricating oil in an internal combustion engine is diluted with injected fue...
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JP4263134B2 |
To provide a control device for a movable part driving mechanism capable of quickly compensating and suppressing influence of periodic disturbance given on the movable part driving mechanism and improving stability of control and accurac...
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JP4259545B2 |
An internal combustion engine provided with a variable compression ratio mechanism able to change a mechanical compression ratio and a variable valve timing mechanism able to individually control the opening timing and closing timing of ...
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JP4260841B2 |
A decompression device for an internal combustion engine, where a decompression cam is attached to one side of a cam shaft and a stopper piece is attached to a cam shaft holder for supporting the cam shaft in cooperation with a cylinder ...
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JP4261087B2 |
To provide an exhaust temperature raising device of a diesel engine capable of increasing an exhaust temperature while suppressing the deterioration of fuel consumption by making a throttle loss less than before when the exhaust temperat...
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JP4259214B2 |
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JP4259546B2 |
A spark ignition type internal combustion engine comprises a variable compression ratio mechanism able to change a mechanical compression ratio, an actual compression action start timing changing mechanism able to change a start timing o...
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JP4259569B2 |
An engine provided with a variable timing mechanism (B) able to control a closing timing of an intake valve (7) and a variable compression ratio mechanism (A) able to change a mechanical compression ratio and controlling the closing timi...
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JP4258347B2 |
To appropriately establish/control EGR rates and compression ratios. A variable compression ratio mechanism variably controlling compression ratios of an engine and an exhaust gas recirculation device variably controlling EGR rates are p...
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JP2009092028A |
To provide an internal combustion engine capable of satisfactory formation of air fuel mixture in a main combustion chamber by satisfactorily forming turbulence in the main combustion chamber.The engine is provided with the main combusti...
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JP2009085187A |
To obtain a compression ratio corresponding to a load of an engine while making an expansion ratio larger than the compression ratio, and to continuously change the compression ratio.This engine comprises an eccentric shaft 15 in paralle...
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JP2009085019A |
To improve accuracy of ignition timing control based on a machine compression ratio and injection timing control of a direct injection internal combustion engine by reducing influence of temperature rise of the internal combustion engine...
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JP4257178B2 |
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JP2009079545A |
To provide a technology by which combustion stability in an internal combustion engine can be more surely maintained in control for changing a compression ratio at the start of the internal combustion engine.After full explosion has been...
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JP4254436B2 |
To provide an engine control device for preventing the knocking of an engine due to too early ignition at a high temperature in a low-speed and high-load condition and improving the torque. The engine control device comprises operated co...
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JP4254355B2 |
To provide technology for making ignition timing of each cylinder more favorable timing in a multi-cylinder internal combustion engine performing premixed compression ignition combustion. In this internal combustion engine having a plura...
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JP2009074513A |
To provide a controller of an internal combustion engine enabling both the improvement of combustibility and the premature warmup of catalyst to be well made compatible with each other when the engine is cool.This controller comprises a ...
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JP4252995B2 |
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JP4252996B2 |
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JP2009068392A |
To provide a working gas circulation type hydrogen engine capable of continuously operating even if pressure of hydrogen in a hydrogen tank drops to a predetermined value or lower.This engine 10 is supplied with oxygen, hydrogen and argo...
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JP2009062866A |
To provide an internal combustion engine making a compression ratio variable, wherein compression ratio varying action can be smoothly executed.An internal combustion engine (1) is equipped with an actuator (65) and heat transmission sup...
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JP2009062926A |
To provide a simple auxiliary driving source for transferring the compression ratio to the compression ratio capable of performing a stable operation, when the driving source of a variable compression ratio mechanism causes failure, in a...
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JP4244790B2 |
To improve set accuracy of an upper limit compression ratio corresponding to knock limit. In a step 5, an actual load of an engine is estimated based on constant achievable boost pressure, actual boost pressure, and a target load. In a s...
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JP4239813B2 |
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JP4239596B2 |
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JP4241351B2 |
To improve control accuracy of a compression ratio in view of delay in responsiveness of the compression ratio. In a step 1, an estimated engine load is calculated based on an engine operational status. In a step 2, a first target compre...
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JP4238682B2 |
To enable operation under high rotation high load conditions in a two cycle type internal combustion engine of premix compression self-ignition combustion system. At least three exhaust valves 132 opening and closing at least three exhau...
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