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JP6947118B2 |
To properly set a vane opening according to an exhaust flow rate, in a supercharger having a variable nozzle mechanism.A control device performs control processing including a step (S100) of calculating a base value of a vane opening, a ...
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JP6950585B2 |
A supercharging device for an engine is provided, which includes a supercharger provided to an intake passage of the engine, an actuator configured to drive the supercharger, and a controller including a processor configured to control t...
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JP2021161901A |
To perform optimum EGR when necessary even if an operation state of an engine is brought into a low-rotation high-load state.An EGR system comprises: an EGR passage 22 for making a part of exhaust emission discharged to an exhaust passag...
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JP2021161983A |
To quickly finish the regeneration of a DPF, in an engine with a supercharger.An engine 2 with a supercharger comprises: a fuel injection valve (injector 21); an electric supercharger 5; an exhaust emission control device 6 arranged at a...
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JP2021156237A |
To provide a control device of an electric vehicle capable of stably supplying oxygen from an oxygen enrichment unit to a power source.A control device 1 of an electric vehicle comprises: a driving battery 2; an engine (power source) 4; ...
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JP6941652B2 |
A supercharging pressure setting apparatus, includes: an engine mounted on a vehicle; a supercharger compressing an intake air introduced to the engine; a supercharger actuator adjusting a supercharging pressure to a target supercharging...
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JP2021148079A |
To provide a supercharger capable of easily maintaining durability of components.When an acceleration request value equal to or larger than a predetermined threshold is recognized in a state where a clutch 63 shuts off or reduces driving...
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JP2021148078A |
To provide a supercharger capable of suppressing the occurrence of knocking while suppressing reduction in combustion efficiency.When an acceleration request value below a predetermined threshold is recognized, a control unit 64e control...
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JP2021148077A |
To provide a supercharger capable of reducing chemical substances contained in exhaust.A control unit 64 controls a clutch 63 during a catalyst temperature rise period to shut off or reduce driving force transmitted from an MG 62 for a s...
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JP6939460B2 |
An internal combustion engine controller is applied to an internal combustion engine incorporating a turbocharger. The engine includes an intake passage, a compressor arranged in the intake passage, a bypass passage connecting portions o...
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JP2021134702A |
To provide an internal combustion engine that can perform regeneration control for a filter without any troubles while ensuring re-acceleration performance of a vehicle, and to provide a method for controlling the same.An internal combus...
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JP2021134685A |
To realize an engine with a supercharger excellent in exhaust emission control performance and operability.An engine with a supercharger comprises a turbocharger 4, an electric supercharger 5, an exhaust emission control device 6, an EGR...
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JP2021134761A |
To provide a control device of an internal combustion engine which can make compatible both charge efficiency at a transition operation and combustion efficiency at a normal operation.A control device of an internal combustion engine in ...
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JP2021127692A |
To provide a vehicular power train improving the responsivity of engine output shaft rotation speed at shift-up gear shift.A vehicular power trains includes an engine 1 that has an air bypass valve 24 communicating an upstream side and a...
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JP6930178B2 |
The setting unit (ST102) of control device (5) of an internal-combustion engine (1) sets a first target valve-opening timing to be set when a load of the internal-combustion engine is within a first range which is a predetermined range l...
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JP6922789B2 |
To provide a supercharging device for an engine, capable of securing a function of a supercharger during its cold time.A supercharging device for an engine includes: a travel wind control valve (8) capable of introducing travel wind into...
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JP6919854B2 |
To allow fine operation control of an engine even under such an operation condition that scavenging pressure decreases.An engine exhaust control system includes: an engine 30 having an exhaust valve 40; a supercharger 32 for changing ope...
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JP6923005B2 |
During a transient period, the opening degree of a throttle valve (throttle opening degree) is varied from a steady-period target throttle opening degree in a region A1 toward a valve closing side by a predetermined amount ΔP, and is th...
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JP6922311B2 |
To suppress supercharging delay that occurs after torque reduction is made in response to a temporary toque reduction request. A vehicle control device includes a driver request torque detection unit 34 which detects a driver request tor...
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JP2021115894A |
To control the output limit of an internal combustion engine appropriately according to the travel situation of the vehicle.A vehicle includes: an internal combustion engine provided with a catalytic device in an exhaust system; a batter...
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JP6913624B2 |
Provided is a control device for an internal combustion engine comprising a supercharger, wherein a target torque for the internal combustion engine can be accurately generated even in a low supercharging region. To achieve this objectiv...
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JP6914591B2 |
To further surely prevent the damage of an internal combustion engine possessed by an exhaust turbocharger.In a control device of an internal combustion engine for controlling the internal combustion engine possessed by an exhaust turboc...
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JP6912990B2 |
To more efficiently warm up an engine.An engine warm-up system 100 includes: an intake flow passage 18; an electric supercharger 22; an exhaust flow passage 20; an air bypass flow passage 26; a crankcase flow passage 29 for connecting a ...
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JP6907691B2 |
A problem addressed by the present invention can be solved by an air intake/exhaust structure 100 for a compressed natural gas engine, the structure being characterized by being provided with: a compressor 106 of a supercharger 105 insta...
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JP6907970B2 |
A hybrid vehicle includes an internal combustion engine, electric motors, an electric supercharger, a battery, and a controller. The controller determines whether to increase a total electric power supply amount to the electric motor and...
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JP2021102961A |
To provide a method capable of operating a large type diesel engine still in an environmentally-friendly manner against large change in load.In a method of operating a large type diesel engine in at least one gas mode, a gas is introduce...
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JP6904233B2 |
To provide a waste gate valve control device that can suppress deterioration in controllability of opening degree control due to individual difference in friction.A control device 37 for controlling an opening degree of waste gate valves...
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JP6899224B2 |
A precombustion chamber gas engine including a precombustion chamber communicating with a main combustion chamber includes: a precombustion-chamber-fuel supply line through which a precombustion chamber fuel flows; a precombustion-chambe...
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JP6893513B2 |
The invention proposes a method for controlling a supercharged internal combustion engine of a motor vehicle in order to reduce as far as possible, even eliminate, the discharge noise in a binary discharge valve at the compressor intake ...
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JP6891839B2 |
An internal combustion engine is provided with: an electric supercharger including an electric compressor; an EGR introduction port formed upstream of the electric compressor; a throttle valve A arranged upstream of the EGR introduction ...
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JP2021092218A |
To protect, from high-temperature exhaust gas, an exhaust gas drive type supercharging mechanism that is electrically assisted and regenerates electric energy by operating itself as a power generator.The method comprises the steps of: pr...
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JP6888378B2 |
To effectively remove condensed water by scavenging an EGR device.An engine system comprises: a non-load traveling state detection part 110 for detecting a non-load traveling state under which a vehicle is traveling with a non-load of an...
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JP6887284B2 |
An object of the present invention is to provide an exhaust gas purification system which exhibits high exhaust gas purification performance. The present invention provides an exhaust gas purification system including: a carrier containi...
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JP2021085342A |
To curb a reduction in supercharging pressure of a primary supercharger through an improved way of opening a third control valve.A supercharging system comprises: primary and secondary superchargers which include turbines driven with exh...
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JP2021075086A |
To provide a control device of a hybrid system, generating drive torque with an internal combustion engine and a motor generator, capable of performing improved control of a fall in torque giving a user a feeling of strangeness by approp...
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JP6871981B2 |
To accurately estimate an amount of air sucked into a cylinder through a throttle valve.A device 100 comprises: a pulsation determination section 43 which determines a pulsation region of an intake amount sensor; a reflux determination s...
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JP6874889B2 |
A waste gate valve (7) of a turbocharger (3) is fully opened during idling after warm-up is completed in order to reduce exhaust resistance. However, during idling in an engine cold state when a cooling water temperature (TW) is below a ...
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JP6869063B2 |
To provide a supercharger which inhibits occurrence of mechanical loss to a thrust load and inhibits deterioration of the efficiency.A supercharger includes: a housing 15 forming a hollow shape; a rotary shaft 14 rotatably supported by t...
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JP6869510B2 |
To provide a super-charging system of dredging ship engine capable of reducing variation of electric frequency supplied from a diesel power generator to a grab bucket winding-up motor and restricting occurrence of smoke discharged from t...
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JP2021067251A |
To maintain boost pressure even if a pressure difference of a DPF 57 is increased.A supercharging system comprises: a supercharger 30 including a turbine 36 driven by exhaust emission discharged from an engine 1, and a variable nozzle me...
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JP6865971B2 |
A supercharged internal combustion engine has a supercharger operable to selectively supply a mass of air from below through above atmospheric air pressure according to the operating requirements of the engine. The supercharger has a shu...
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JP6860313B2 |
To suppress deterioration in driving performance.A method for controlling an engine including an intercooler in an air intake passage includes: an estimating step of estimating a generating state of condensate water in the intercooler de...
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JP6859839B2 |
To effectively prevent a surge phenomenon of a supercharger.An engine control system comprises: variable valve timing mechanisms 50, 51; a supercharger 30; state quantity acquisition units 90, 94 configured to acquire suctioned air state...
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JP2021055643A |
To provide an estimation method which can obtain the efficiency or a pressure ratio of a turbocharger over a prescribed wide-range operation region.An estimation method of a turbocharger map includes: a first step for obtaining a first c...
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JP2021050684A |
To make an exhaust gas surely recirculate to an internal combustion engine by a simple constitution, and to promote the supercharge of intake air with respect to the internal combustion engine.An intake device of an internal combustion e...
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JP2021050677A |
To provide an engine system which can suppress the production of condensed water resulting from the fact that a temperature of intake air at a downstream side rather than an intercooler becomes too low, and a control device of the engine...
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JP2021049876A |
To curb a decline in output of an engine mounted with a turbocharger when reducing a rotation speed thereof.A control device ECU, controlling an engine ENG which is supercharged by a turbocharger TC and outputs power according to superch...
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JP6852070B2 |
Various implementations include propulsion systems and related methods of operation. In one implementation, a system includes: an internal combustion engine, wherein the internal combustion engine has a combustion chamber for burning a f...
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JP6848412B2 |
To provide a control device of an internal combustion engine capable of suppressing fuel consumption while keeping a stoichiometric air-fuel ratio in switching from an SI operation to an HCCI operation.A control device of an internal com...
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JP2021042724A |
To provide an engine system which can suppress a stay of condensed water in an engine after an operation stop of the engine, and a control device of the engine system.An engine system 1 comprises an engine 10, an intake passage 20, an ex...
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