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JP2022069726A |
To prevent dropping of a temperature of catalyst in lean combustion with a premise of a supercharging.A control method includes: changing an operating point of an internal combustion engine from a present operating point to a high-speed-...
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JP7063089B2 |
To provide an exhaust emission control device and a vehicle capable of preventing NOx from being discharged to atmospheric air in a low temperature region of an exhaust gas.An exhaust emission control device includes a NOx selective redu...
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JP7063088B2 |
To provide an exhaust emission control device and a vehicle capable of preventing NOx from being discharged to atmospheric air at a low temperature region of an exhaust gas.An exhaust emission control device includes a NOx selective redu...
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JP2022065013A |
To provide an engine which favorably detects abnormality in flow rate control of a bypass flow passage on a supercharger.An engine comprises: an exhaust bypass flow passage which connects an outlet of an exhaust manifold and an exhaust o...
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JP7059949B2 |
The present invention comprises: a first turbocharger (30) and a second turbocharger (40) that turbocharge the intake of air into an engine (1), and each include a turbine (32, 42) driven by exhaust gas discharged from the engine (1), an...
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JP7056224B2 |
To provide a supercharging engine capable of suppressing intake from flowing back caused by self-opening of an exhaust selector valve due to back pressure.A supercharging engine is configured to, in a single turbo region that commands cl...
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JP7056596B2 |
This supercharging system comprises: primary and secondary superchargers (30, 40) including turbines (32, 42) driven by exhaust discharged form an engine, variable nozzle mechanisms (35, 45) that via the degrees of opening thereof adjust...
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JP7054716B2 |
The disclosure provides a supercharging pressure control device for an internal combustion engine that may suppress misfires of the internal combustion engine caused by a large amount of condensed water and freezing of an intercooler and...
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JP2022054703A |
To provide a control device for a supercharged engine capable of suppressing discomfort resulting from operation of a wastegate valve.A supercharged engine 10 comprises a turbocharger 20. The turbocharger 20 includes a wastegate valve 40...
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JP2022054790A |
To provide an internal combustion engine and a control method therefor, which improve overall fuel economy while aiming for early warming-up in the internal combustion engine having a variable valve gear of an exhaust valve and a turboch...
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JP7047468B2 |
A turbo supercharger, a turbo supercharging system, and a turbo supercharging system, wherein a first port 8, which is a through-hole, is formed in an inner wall 3a of a compressor housing 3, the inner wall facing a space formed between ...
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JP7048088B2 |
To provide a fuel supply control method and a fuel supply control system capable of performing a smooth control for an engine including a supercharger.When an engine speed of an engine 1 is set, an engine speed of the engine 1 is detecte...
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JP7045160B2 |
To provide a controller of an engine for emergency power generation capable of reducing a capacity of road bank used when performing a maintenance operation and capable of avoiding the occurrence of wet stacking phenomenon due to unburne...
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JP7044053B2 |
An intake-air temperature controlling device is provided, which includes an engine body, an intake passage, a supercharger, a first passage, a second passage, an intake air flow rate adjuster, an intercooler, a pump, and a controller. Th...
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JP2022047143A |
To provide an internal combustion engine system which can inhibit occurrence of a coking phenomenon in a compressor, and to provide a vehicle.An internal combustion engine system includes: an intake passage which supplies intake air to a...
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JP2022045648A |
To provide a marine internal combustion engine which is provided with an exhaust turbine type supercharger and achieves both EGR operation and normal operation.An engine 1 as a marine internal combustion engine comprises: a main engine 1...
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JP7038573B2 |
This engine system is provided with: an engine; an intake passage; an exhaust passage; an electronic throttle device; an EGR device including an EGR valve; a fresh-air flow device including a fresh-air inflow valve; and an ECU. The ECU, ...
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JP7034606B2 |
To provide an improved method of operating a two-stroke internal combustion engine system, capable of adjusting a temperature without using a large-size blower.A method of producing a two-stroke engine system having engine data, a two-st...
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JP2022035736A |
To provide a control device of an internal combustion engine capable of further reducing difference between output torque in a single turbo mode and output torque in a twin turbo mode by more simple processing, in controlling the output ...
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JP7029348B2 |
To circulate exhaust air by properly switching a device and a bypass passage according to a corrosion rate of each of acid components included in condensate water.An engine control system (10) includes a bypass passage (33), a selector v...
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JP7026217B2 |
Provided is a control device capable of improving the accuracy of valve control by increasing opportunities for learning of valve operation during vehicle use. To achieve this, provided is a control device 70 for controlling the operatio...
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JP7022792B2 |
To provide an engine which favorably detects abnormality of flow rate control of a bypass flow passage of a supercharger.An engine includes at least one out of: an exhaust bypass flow passage which is the exhaust bypass flow passage for ...
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JP7020380B2 |
This supercharging system includes: a first supercharger (30) which includes a first variable nozzle mechanism (35) that adjusts a flow speed of an incoming exhaust gas by means of an opening degree; a second supercharger (40) which incl...
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JP2022023470A |
To suppress a deviation between an actual opening degree of a waste gate valve and a target opening degree thereof.Control includes: obtaining, once in a given period, a first correction amount that is a deviation of a reference position...
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JP7003810B2 |
The driven rotation axis, the driving rotation axis, the ACT lever, the driving pin, the rod, the driven pin and the WGV lever constitute a linkage. In order to consider the instrumental error caused by the linkage configuration, a link ...
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JP2022018212A |
To make fuel consumption performance and exhaust emission control performance compatible.An engine system is equipped with an internal combustion engine 10, a gas turbine engine 40 that has turbines 46, 47, and 48, compressors 42, 43, an...
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JP7006546B2 |
To provide an intake control device capable of suppressing occurrence of surge caused by influences of intake pulsation of an engine, without reducing a pressure ratio across a compressor.An intake control device 10 comprises: an acceler...
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JP2022015812A |
To restrain air-fuel mixture injected from a port injection valve from being blown out from an intake passage to an exhaust passage.An engine device includes an engine having a port injection valve for injecting fuel into an intake passa...
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JP7001072B2 |
To provide a controller of a compression ignition type engine capable of suppressing occurrence of abnormal combustion while enhancing fuel combustion performance.In an engine comprising a supercharger 33 and an intercooler 35, an intake...
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JP2022002934A |
To provide a control device for a hybrid vehicle which suppresses a use frequency of a super charger.A control device for a hybrid vehicle includes an engine having a super charger as a power source and a motor, and a battery for supplyi...
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JP2022502605A |
The present invention relates to an exhaust gas recirculation system for application to gas mode operation of a dual fuel engine, a cylinder for burning fuel, an exhaust valve provided on the upper side of the cylinder, and a bottom dead...
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JP6985676B2 |
To provide a new control system for a compression self-ignition engine.A control device of a compression self-ignition engine comprises a controller 100 of the engine 1, and an estimator 104 configured to receive an operation signal of t...
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JPWO2020148805A1 |
The time change of the turbo speed of the turbocharger is detected for each engine cycle. The first vibration component corresponding to each cylinder is specified from the pulsation component included in the temporal change of the turbo...
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JP6972891B2 |
To further suppress an amount of gas passing through an engine combustion chamber during a valve overlap period.A control device 1 of an internal combustion engine includes a turbocharger TB including a compressor TBc and a turbine Tbt, ...
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JP6966912B2 |
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 EGR flow passage 33; an exhaust control valve 32 for opening/closing the ...
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JP6966671B2 |
To provide a new method for operating an internal combustion engine having an exhaust gas supercharging system and an exhaust gas aftertreatment system, and a method for operating equipment composed of the plurality of internal combustio...
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JP6962310B2 |
To provide a control device for an engine 1 with a supercharger as a mechanical supercharger 44 for suppressing a temporary decline in the emission performance when the operating condition of an engine body 10 transits from a low load an...
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JP6962225B2 |
To perform stable premixed compression ignition combustion in the cold condition of a supercharged diesel engine.The supercharged diesel engine includes an electric supercharger (61) to be driven by electric energy to supercharge intake ...
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JP6962214B2 |
To provide an on-vehicle internal combustion engine which can suppress the generation of noise resulting from the discharge of intake air into a fender space from an intake port when valve-opening an air bypass valve.An intake port 12A2 ...
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JP6957534B2 |
The invention relates to a method for determining the spark advance as a function of the torque of a spark-ignition engine. For a set of fixed parameters representing the operating point of the engine, including at least the load, the ad...
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JP2021165548A |
To solve a problem that, when a waste gate valve 24 is opened at deceleration, high-temperature exhaust emission flows into a catalyst device 23 at a downstream side of a turbine 12B, thus causing thermal deterioration.A compressor 12A o...
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JP6950587B2 |
A supercharging device for an engine is provided, which includes a supercharger to be provided to an intake passage of the engine, an actuator configured to drive the supercharger, and a controller including a processor configured to con...
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JP6950586B2 |
To provide a supercharging device for an engine, capable of securing a function of a supercharger without being affected by a traveling environment.A supercharging device for an engine includes: a supercharger 2 provided in an intake pas...
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JP6950622B2 |
To provide a method of designing a control logic of a compression ignition type engine.A control part of an engine 1 outputs a signal to each of a fuel injection part and a variable valve mechanism to make a G/F leaner than a theoretical...
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JP6950623B2 |
To provide a control device of a compression ignition type engine.A control part of an engine 1 outputs a signal to each of a fuel injection part and a variable valve mechanism to make a G/F leaner than a theoretical air-fuel ratio and a...
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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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