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JP2021042720A |
To make an execution frequency of increase correction of a fuel injection amount for protecting members of an exhaust system appropriate or optimal, in control of an internal combustion engine equipped with a water-cooling type exhaust t...
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JP6838380B2 |
To provide an internal combustion engine intake and exhaust structure capable of enhancing an exhaust gas recirculation ratio in both of a low speed region and a high speed region while suppressing increase in an intake and exhaust press...
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JP6837495B2 |
Control of a quantity of air introduced into an intake of a supercharged internal combustion engine which includes a proportional valve located in a partial transfer duct which controls flow of compressed air flow through the partial tra...
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JP6837850B2 |
To provide an engine controller, an engine and an engine control method, capable of attaining improvement in both of load input performance and power generation efficiency with a simple structure, and enabling flexible operation.An engin...
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JP6838379B2 |
To provide an internal combustion engine intake and exhaust structure capable of enhancing an exhaust gas recirculation ratio in both of a low speed region and a high speed region while suppressing increase in an intake and exhaust press...
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JP2021032209A |
To reduce fuel consumption while satisfying discharge regulations of Nox.An engine system 10 for a vessel is equipped with a diesel engine 1 that can be tuned, and a purifying device 6 that purifies NOx in exhaust of the diesel engine 1....
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JP2021032141A |
To provide a supercharger control system where oil mist is hardly exposed to a high temperature in a carbonizing-temperature range.A supercharger control system 100 for controlling a supercharger 102 to be used in combination with an int...
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JP6834996B2 |
A control device for an internal combustion engine is configured, where a designated cam switching condition is met, to execute a boost pressure control processing and an air amount control processing. In the boost pressure control proce...
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JP6835129B2 |
To enhance a start acceleration property while suppressing the deterioration of fuel consumption.When an engine rotational speed or a vehicle speed reaches an idle determination rotational speed or a vehicle stop determination vehicle sp...
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JP6834752B2 |
A control device for an internal combustion engine includes an electronic control unit configured to predict a first intake air amount in a case where an overlapping period in which both of an intake valve and an exhaust valve of a cylin...
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JP2021021374A |
To provide an internal combustion engine which can prevent the over-rotation of a compressor, and can obtain target boost pressure, and a vehicle.An internal combustion engine having a variable capacity type turbocharger having a nozzle ...
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JP2021017803A |
To solve the problem that although an intake amount of air needs to be increased to improve fuel economy of an engine, an engine with a turbocharger needs to control an intake amount in coordination with a rotation speed of the engine.In...
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JP6827974B2 |
A control device for an internal combustion engine includes an intake air amount controller and a variable valve controller. The intake air amount controller includes an exhaust manifold pressure calculator, an engine intake air amount c...
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JP6825541B2 |
An internal combustion engine includes a supercharger having a compressor and a turbine and an EGR apparatus having an exhaust recirculating pipe, an upstream EGR valve and a downstream EGR valve. An electronic control unit fully opens t...
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JP6824572B2 |
To further increase supercharging pressure of supercharged air to be supplied to a cylinder in a low-rotation and high-load operation region.An internal combustion engine control device controls an internal combustion engine mounted with...
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JP6818513B2 |
A method for controlling a supercharger of a vehicle includes: determining, at a first determination step, whether or not an engine operates in a cylinder deactivation (CDA) mode; calculating, at a second determination step, a difference...
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JP6816833B2 |
An internal combustion engine (1) is provided with a turbocharger (2), and is configured to be switchable between a stoichiometric combustion mode having a theoretical air-fuel ratio as a target air-fuel ratio and a lean combustion mode ...
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JP2021004566A |
To provide an exhaust emission control device which can mainly physically remove causative substances which are clogged at an end face of a catalyst.An exhaust emission control device 100 comprises: a DOC 14a arranged in an exhaust passa...
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JP6809253B2 |
To provide an engine which can improve a brake force to a compression release brake while avoiding burdens imposed on a compression release mechanism and an engine cooling system.When there is a requirement for operating a compression re...
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JP2020204305A |
To provide a technique enabling estimation of necessary drive force from the state of a driver operating an accelerator pedal and suppressing fuel economy from being deteriorated in the case of controlling super-charging pressure of a su...
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JP6801428B2 |
To improve filling efficiency of intake air with a simple configuration.An engine supercharger 10 includes an intake passage 26 connected with an engine 14, an electric compressor 32 provided in the intake passage 26 and driven by a moto...
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JP2020193622A |
To control a pre-ignition and combustion speed at a combustion engine 1 for a binary fuel ship, preferably a low pressure type binary fuel engine, in particular two-stroke type binary fuel low speed engine having at least one combustion ...
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JP6795933B2 |
To provide a turbo rotation speed control device capable of reducing the turbocharging delay of a turbocharger while restricting the deterioration of fuel consumption and the dilution of engine oil due to fuel injection in a compression ...
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JP2020190229A |
To provide a variable valve system of an internal combustion engine which can enhance a fuel consumption reduction effect in a partial load region after warmup, and can enhance an exhaust emission reduction effect in a cold machine state...
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JP2020169588A |
To provide a control device for an internal combustion engine enabling appropriate switching between execution and stop of EGR cooperative control in accordance with a state of a load of the internal combustion engine.A control device fo...
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JP2020165373A |
To provide an internal combustion engine suppressing release of purification target constituents included in exhaust gas to the atmosphere and a control method for the internal combustion engine.An internal combustion engine includes: a ...
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JP2020159277A |
To provide an air amount controller capable of suppressing surging occurring in a compressor, a suction/exhaust device, and a vehicle.An air amount controller of a suction/exhaust device having a supercharger in a vehicle, comprises a de...
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JP2020159290A |
To provide a control system of an internal combustion engine capable of suppressing hunting of an engine rotation speed to suppress deterioration of drivability, and a control method for an internal combustion engine.It is determined whe...
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JP2020159289A |
To provide an internal combustion engine which can suppress a variation of the operation performance of the internal combustion engine caused by a variation of an inactive component of fuel, and a control method of the internal combustio...
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JP2020159327A |
To provide a control device of an internal combustion engine with a supercharger which allows for improvement of torque responsiveness in an accelerated state.The control device of an internal combustion engine with a supercharger is pro...
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JP6763488B2 |
In the present invention, an internal combustion engine (1) is provided with an electric supercharger (2) driven by an in-vehicle battery and can switch between a stoichiometric combustion mode, in which the vicinity of a theoretical air...
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JP6762755B2 |
To provide an on-vehicle control device for controlling regenerative power generation means for converting a kinetic energy owned by an engine exhaust gas into an electric energy, and heat recovery means for converting heat energy owned ...
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JP6763489B2 |
In the present invention, an internal combustion engine (1) is provided with an electric supercharger (2) driven by an in-vehicle battery and can switch between a stoichiometric combustion mode, in which the vicinity of a theoretical air...
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JP2020153361A |
To provide an abnormality detection device for an air-fuel ratio sensor which makes it possible to determine whether an abnormality is present or absent based on more detailed information regarding behavior of a detection value of the ai...
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JP6755901B2 |
To reduce torsional vibration of a large-sized two-stroke compression ignition type internal combustion engine.A piston 21 is operably connected to a crank shaft 22 through a piston rod, a cross head 23 and a connection rod. An engine in...
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JP6754602B2 |
To suppress deterioration of combustion stability in a deceleration state under EGR control.An engine includes: a turbo supercharger 5; a throttle chamber 4, disposed in an intake air channel 2 on intake-air downstream side than the turb...
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JP6754824B2 |
To use a battery of a lower output performance than that of a battery which is conventionally used in a supercharger with on-vehicle motor.A control device comprises: a drive command acquisition unit which acquires a drive command to a d...
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JP6756671B2 |
Methods and systems for use of model predictive control (MPC) controllers utilizing hybrid, quadratic solvers to solve a linear feasibility problem corresponding to a nonlinear problem for an internal combustion engine plant such as a di...
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JP6753754B2 |
To provide a control device of an engine system capable of controlling the engine system including a diesel engine, with high accuracy.An engine system includes a diesel engine 10, a diesel throttle 20, an EGR device 24, and a variable c...
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JP6753530B2 |
An internal-combustion engine includes a variable compression ratio mechanism for changing a mechanical compression ratio, and a variable valve timing mechanism for changing the valve timing of an intake valve. When acceleration is deman...
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JP2020139437A |
To fully exert a purification capacity of a three-way catalyst while operating with an air fuel ratio of rather rich for knocking countermeasure and the like without complicating a structure.In a direct injection-type internal combustion...
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JP6750221B2 |
To enhance startability of an engine in a warm state of the engine.A controller of an engine includes: a mechanical supercharger 10 including a mechanical compressor 11 arranged in a suction passage 4 and configured to supercharge suctio...
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JP6750220B2 |
To improve startability of an engine in a cold state of the engine, especially in a case where outside air temperature is low.A controller of an engine includes: a mechanical supercharger 10 including a mechanical compressor 11 arranged ...
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JP2020133418A |
To provide a control system of an internal combustion engine capable of reducing a feedback amount to a base opening of a main variable nozzle mechanism in a single turbo mode, and having excellent followability to a target supercharging...
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JP2020133529A |
To provide a supercharging system of an internal combustion engine which can immediately raise the pressure of intake air after a start operation of a vehicle without causing an unnecessary supercharging workload of an electric superchar...
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JP2020133399A |
To effectively secure an intake air amount to an engine while effectively suppressing a variation of a flow of intake air at an upstream side rather than a supercharger.An intake air utilization device 40 for utilizing pressurized intake...
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JP2020133415A |
To provide a control device for an internal combustion engine that enables a user to feel desired appropriate deceleration when the user releases an accelerator pedal for deceleration, in an internal combustion engine including a superch...
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JP2020133560A |
To suppress accumulation of a large amount of deposit on an exhaust recirculation cooler.An engine system 1 comprises an engine 10, an intake passage 20, an exhaust passage 30, an exhaust recirculation passage 40, an exhaust recirculatio...
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JP2020132118A |
To solve a problem that, when adjusting an opening of a negative pressure adjusting valve for adjusting the negative pressure of a negative pressure actuator without taking into consideration whether or not a brake booster uses the negat...
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JP2020133590A |
To suppress the production of condensed water caused by an EGR gas in an intake passage at a cold time, and to make the EGR gas early start to recirculate to an engine.An EGR device of an engine with a supercharger comprises the supercha...
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