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JP6536708B2 |
To suppress the production of condensed water in each region in which the condensed water is liable to be produced in a gas path in which an EGR gas flows, and to avoid the occurrence of trouble such as corrosion in an internal combustio...
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JP6536598B2 |
To provide an intake air temperature calculation device of an engine with a supercharger which can enhance the calculation accuracy of a downstream-side intake air temperature.A control device 50 being an intake air temperature calculati...
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JP6537487B2 |
A control device for an internal combustion engine, in which vibration of a waste gate valve in a fully closed state and disadvantages caused due to the vibration thereof while the internal combustion engine is running are prevented, and...
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JP6536184B2 |
To more accurately determine clogging of an exhaust passage and a passage in an exhaust gas recirculation passage and fixation of various types of movable portions.An control device for an engine includes: an intake passage 4 and an exha...
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JP2019105267A |
To provide an internal combustion engine capable of reducing NOx emissions without using a specific configuration even when a temperature of a NOx reduction catalyst becomes high due to high load operation or the like.An internal combust...
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JP2019100216A |
To provide a controller of an internal combustion engine capable of suppressing surging.A CPU 52 is configured to, in a case where there is a request for reducing opening of a throttle valve 16 in fuel cutting, calculate a pressure ratio...
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JP2019094879A |
To suppress delay in timing of reducing the number of operated superchargers while satisfying a restriction condition of a turbine rotating speed of the superchargers in an internal combustion engine including the plurality of supercharg...
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JP6531780B2 |
To provide a control method or an engine and a control device for the engine, capable of removing deposits before engine stop even when the deposits are bitten between an intake/exhaust valve and a valve seat, thus ensuring good re-start...
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JP2019090330A |
To provide an intake pressure estimation device for an engine capable of highly accurately estimating throttle upstream pressure on the basis of a change amount of an air amount in a throttle upstream section while reflecting air behavio...
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JP6528799B2 |
The deterioration of an exhaust gas purification catalyst is suppressed as much as possible. An exhaust gas purification system for an internal combustion engine comprising: a throttle valve; a turbocharger; an exhaust gas purification c...
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JP6528818B2 |
To appropriately introduce an EGR gas into a combustion chamber in a compression self-ignition engine with supercharger.A compression self-ignition engine with supercharger comprises: a supercharger 44; a bypass passage 47; a flow rate c...
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JP6528815B2 |
To appropriately control a temperature in a combustion chamber during combustion.A compression self-ignition engine with a supercharger includes a selection unit 45 for selecting a supercharger 44 arranged in an intake passage 40 to be d...
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JP6528788B2 |
An electronic control unit (50) is configured to select a first cam as a driving cam of an intake valve in a first operation range where a target value of an EGR rate is set to a specified EGR rate, and is configured to select a second c...
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JP6525403B2 |
To suppress the generation of abnormal combustion in an engine in a racing state.A control device (10) of an engine (2) having a variable capacity supercharger (44) which can change an exhaust gas amount flowing into an exhaust turbine (...
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JP6521234B2 |
To provide a controller of an internal combustion engine improving combustion for exhaust gas countermeasure while using inexpensive fuel.A controller of an internal combustion engine includes: a main fuel supply line 22 configured to su...
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JP6520369B2 |
To provide an EGR gas amount control method for a vehicle mounted with a VGT turbo, which enables proper EGR control even in a transit period, and a device therefor.In an EGR gas amount control method for a vehicle mounted with a VGT tur...
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JP6516254B2 |
To provide a control device of an internal combustion engine with a supercharger that can control a supercharging pressure while suppressing an exhaust gas pressure in an exhaust passage in the internal combustion engine with the superch...
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JP2019074017A |
To provide a control device of a waste gate valve which can eliminate an adhesion state of the waste gate valve in an early stage.An ECU controls a waste gate valve so as to be closed up to an opening by which prescribed target intake pr...
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JP6509610B2 |
To optimize assist air supply timing to a supercharger, improve an allowable momentary load input, and suppress black smoke generation.A control method of an internal combustion engine with a supercharger starts assist air supply to a su...
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JP6508709B2 |
To provide an air-fuel ratio control device of a gas engine and a ship equipped with the gas engine including the air-fuel ratio control device, superior in responsiveness by keeping a constant air-fuel ratio even when the setting of a s...
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JP6509958B2 |
A control device is provided capable of reliably preventing occurrence of a surging state by judging a possibility of the surging state in a relatively easy manner and promptly executing a surging state avoidance control. When a supercha...
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JP6505073B2 |
To provide a control device of an internal combustion engine capable of improving valve opening responsiveness of a waste gate valve by learning a play amount of a link mechanism connected between an electrically-driven actuator and the ...
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JP6506284B2 |
In an air handling system of a uniflow-scavenged, two-stroke cycle opposed-piston engine, repeatable trapped mass and composition are achieved by determining provision of air handling setpoints that control operation of the engine's air ...
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JP2019060311A |
To ensure that responsiveness to torque fluctuations can be improved.A control device for an internal combustion engine comprises an electronically controlled throttle control unit for adjusting an opening degree 603 of a throttle valve,...
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JP2019510930A |
With an internal combustion engine (8) having at least one cylinder and piston configured to operate according to the principle of split cycle; an engine to compress air in the first stage with the assistance of the exhaust gas of the in...
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JP2019060344A |
To provide an air handling system for transportation of supply air supplied to an engine, and exhausting of a gas generated by the engine.In an air handling system 51 of an uniflow scavenging-type two-stroke cycle opposed piston engine 4...
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JP6502970B2 |
A “two-cycle” internal combustion engine has a single or multi-stage pre-cooled compression, which allows the temperature and pressure of intake air to the combustion cylinders to be tightly controlled, so that a much higher compress...
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JP2019056318A |
To provide an engine system which comprises a throttle device arranged at an intake passage at a downstream side of a supercharger, and an evaporation fuel treatment device for purging vapor generated in a fuel tank to the intake passage...
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JP6497174B2 |
To provide a control device of an internal combustion engine with a supercharger capable of improving fuel consumption performance and acceleration performance while considering request by a transmission or the internal combustion engine...
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JP6497417B2 |
To cause a temperature of gas introduced to a combustion chamber to fall within a predetermined range while suppressing drive resistance of a supercharger.An intake passage 30 includes from the upstream side in a gas flowing direction: a...
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JP6498628B2 |
To increase temperature in an internal combustion engine system during critical temperature operational state such as low temperature start state.A method includes the steps of: determining whether an internal combustion engine system 10...
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JP6498902B2 |
System for preventing a mechanical damage of an internal combustion engine, due to an inefficient lubrication of the engine itself, comprising means for measuring or estimating a pressure of a lubrication circuit (P) of the internal comb...
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JP2019052646A |
To provide a method for controlling an at least partially electrically operable supercharger for a motor vehicle (1) having an internal combustion engine (2).During a stop state of the motor vehicle (1) in start-stop operation, a switch-...
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JP2019052640A |
To provide a new type of internal combustion engine, a turbocharger for the internal combustion engine, and a method for operating the internal combustion engine.There is provided an internal combustion engine, in particular gas engine (...
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JP6489138B2 |
An internal-combustion engine includes: a supercharger; an EGR passage connecting between an exhaust passage and an intake passage downstream of the supercharger; a control device controlling EGR; and an intake pressure sensor that detec...
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JP6486852B2 |
To inhibit occurrence of deficiency and excess of a generated torque when abnormality occurs in an electronic control valve mechanism (waste gate valve) for regulating an exhaust gas inflow rate of a turbine to the turbine of a turbochar...
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JP6487059B2 |
A turbo regeneration system includes: a turbine system including a turbine that rotates in accordance with an exhaust air of an engine and a turbo regenerative generator that is driven by the turbine and generates electric power; an elec...
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JP6481702B2 |
To accurately control an air-fuel ratio of exhaust gas to a target air-fuel ratio necessary for NOx reduction.A NOx catalyst 41 arranged in an exhaust passage 40 of an engine 1 occludes NOx in exhaust gas when an air-fuel ratio of exhaus...
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JP6484185B2 |
A method of operating an arrangement includes using a rotating drive machine, wherein a value characteristic of a change of a power output of the arrangement is provided by measuring at least one parameter and/or calculation. The rotatin...
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JP6484314B1 |
To provide an engine control device for preventing an engine stall when an abnormality occurs in a high pressure fuel system. A turbocharger 40, a wastegate valve 44 provided in a wastegate flow path in which exhaust gas bypasses a turbi...
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JP6482113B2 |
To secure high supercharging performance (acceleration responsiveness) from a low rotation area to a high rotation area while simplifying a structure as much as possible.In an internal combustion engine provided with two exhaust ports 11...
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JP6483463B2 |
To provide a control device of an internal combustion engine, which in recovering exhaust emission control performance of an exhaust emission control device, can efficiently recover the exhaust emission control performance and secure sat...
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JP6477765B2 |
Intake ports (17, 18) include a second port (18) configured such that a flow rate of flowing gas is adjusted via an SCV (80). when a surge tank (38) is seen in a cylinder axis direction, first and second branched passages (44b, 44c) are ...
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JP6477846B1 |
To suppress deterioration of fuel consumption and emission even when a supercharger which does not use exhaust energy cannot operate normally. When it is estimated or detected that the electric supercharger cannot operate normally, the i...
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JP6477191B2 |
To scavenge the inside of an intake pipe in which an EGR gas remains in a short time when deceleration-operating an internal combustion engine in which supercharging by a compressor and the introduction of the EGR gas via an LPL-EGR pipe...
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JP6477754B2 |
To execute NOx reduction control while suppressing increase of a post injection amount of fuel in performing supercharging.A NOx catalyst 41 arranged in an exhaust passage 40 of an engine 1 occludes NOx in exhaust gas when an air-fuel ra...
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JP6477290B2 |
To suppress overspeed of turbocharger due to exhaust temperature rise, at the time of performing ignition timing retard as torque down control in gear change of a stepped transmission.A controller of an internal combustion engine, when d...
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JP6479330B2 |
To provide an engine system capable of operating a gas engine with an air-fuel ratio in a suitable range even when a temperature of cooling water flowing through a cooling water passage fluctuates.An internal combustion engine system inc...
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JP6475243B2 |
A trapped burned gas fraction is controlled in a two-stroke cycle opposed-piston engine with uniflow scavenging by adjusting an external EGR setpoint in real time. The adjusted setpoint is used to control EGR flow in the engine's air han...
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JP6471754B2 |
Disclosed is a homogeneous charge compression ignition and diffusion compression ignition combined ignition control method for low-octane gasoline, using a diffusion compression ignition control mode as a forced ignition measure, to igni...
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