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JP2020035124A |
To provide a control device for preventing an overshoot phenomenon of an ACT shaft that occurs at an early stage of driving due to gear backlash in an actuator having a reduction gear mechanism.An actuator control device 1 performs drive...
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JP3225406U |
To provide an improved auxiliary blower device for a large engine. The present invention relates to an auxiliary blower device for a large engine, particularly a longitudinal scavenging low-speed operation crosshead large engine. The aux...
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JP2020034539A |
To provide an engine virtual test environment system for EMS mapping of a gasoline engine or a diesel engine.A virtual engine 40 is created with a physical engine model 50 and a test engine model 60; a virtual test is conducted under a v...
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JP6658266B2 |
To provide a control device for an internal combustion engine that enables actual torque to follow rapid change of required torque and can secure stable combustion.A control device for an internal combustion engine includes: a supercharg...
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JP2020029837A |
To suppress the lowering of an idle rotation number under low-atmospheric pressure.Estimation generation torque TQI being an estimation value of the generation torque of a supercharged engine at idle drive by natural intake is calculated...
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JP2020029793A |
To prevent the responsiveness of a control output from deteriorating while improving the sufficiency of constraint in the case of modifying the target values of boost pressure and EGR rate by a reference governor.An internal combustion e...
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JP2020029815A |
To suppress the occurrence of a surge in accordance with the operating condition of an internal combustion engine more appropriately.In an internal combustion engine control apparatus, an air volume calculation part performs: calculating...
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JP2020506327A |
In an opposed-piston engine air treatment system, the operation of the mass airflow sensor is monitored by comparing the mass airflow measured by the sensor with the mass airflow through the supercharger. [Selection diagram] Fig. 6
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JP6655640B2 |
There is provided a supercharging system for an aircraft reciprocating engine, comprising: a plurality of compressors for supplying compressed air to the aircraft reciprocating engine; at least one turbine for obtaining rotational power ...
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JP6653534B2 |
To correctly estimate the pressure of a branch portion between a first branch passage and a second branch passage in a purge passage.An EUC 70 is equipped with a first pressure obtaining portion 71 obtaining first pressure that is pressu...
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JP6650762B2 |
Provided are a control device and method for an internal combustion engine, wherein when the control device (40) drives an exhaust turbine supercharger (12) by driving an electric power generator (32) before causing an injector (19) to b...
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JP6651845B2 |
To provide an internal combustion engine and a control method for the same capable of preventing excessive unburned fuel from entering an EGR system when an accelerator off-state is released for a short period while suppressing lowering ...
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JP6648598B2 |
To provide an internal combustion engine system capable of inhibiting the rotation speed of a motor generator from exceeding an allowable rotation speed.An internal combustion engine system 1 includes a planetary gear device 40 having a ...
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JP6647160B2 |
A control device of a vehicle capable of improving acceleration responsiveness and suppressing increase in the NOx emission amount when a required torque is increased during a steady lean operation. A target air-fuel ratio (AFCMD) is set...
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JP6640950B2 |
To shorten a load increase time by suppressing knocking upon increase of load of a gas fuel engine.An air-fuel mixture of a fuel gas and air is combusted in a combustion chamber in a gas mode of a marine dual fuel engine 1. A control por...
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JP2020016160A |
To provide a technique capable of discharging condensate water without increasing electric power consumption.An engine system comprises: a throttle valve which is installed on a section of an intake passage at a downstream side of a supe...
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JP2020016244A |
To provide a method for operating an internal combustion engine using hydrocarbon fuel.A method for operating an inner cooling type internal combustion piston engine and a piston engine is characterized by injection of liquid water, a co...
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JP2020012383A |
To provide an internal combustion engine control device capable of improving accuracy of an estimated EGR rate.An internal combustion engine control device for controlling an opening of an EGR valve on the basis of a target EGR rate and ...
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JP2020012436A |
To provide a technique capable of effectively using detection pressure to check a state of an engine system.An engine system includes: an engine 2 having a crankcase 13; an intake passage 4 in which air to be sucked into the engine flows...
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JP2020012399A |
To provide a supercharging system for, when a vehicle on which an engine configured to switch between supercharging modes is mounted travels on a bad road, reducing the occurrence frequency of engine torque fluctuations due to the switch...
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JP6635066B2 |
The control apparatus closes the throttle, opens the bypass valve and supplies electric power to the electric compressor in a case where the remaining battery power of the battery is larger than the reference level when regenerative brak...
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JP6630651B2 |
An intake and exhaust system of an internal combustion engine includes an exhaust gas recirculation passage (35) communicates a part of an exhaust passage (7) downstream of a turbine with a part of an intake passage (6) upstream of a com...
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JP6631575B2 |
To provide a control device of a compression ignition type engine which is favorably maintained in exhaust performance, suppressed in a cooling loss, and can obtain homogeneous charge compression ignition combustion in a wide engine load...
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JP2020002868A |
To provide an engine where the activation of a catalyst is promoted.With the installation direction of a crank shaft 14 as a longitudinal direction, an exhaust manifold 1 and a turbine outlet cylinder 6b are both installed in the longitu...
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JP2020002905A |
To suppress an overshoot and an undershoot of boost pressure.A control device of an internal combustion engine feedback-controls an operation amount of an actuator for changing boost pressure so that the boost pressure reaches target boo...
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JP2019214962A |
To properly arrange an air source for heating in an internal combustion engine for a ship.An engine 1 as an internal combustion engine for a ship includes a main engine 10 constituted to be started by receiving an air pressure, an intake...
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JP6623117B2 |
To improve deterioration of responsiveness of a rise of boost pressure while operating a WGV at high speed so as not to abut on a fully-closed position.A control device for an engine includes: a turbocharger 20; a WGV 31 for controlling ...
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JP2019209936A |
To enable an amount of fuel vapor inside of a fuel tank to be kept under an upper limit volume just with purging of the fuel vapor using a negative pressure generated in a part downstream of a throttle valve in an intake air channel.A ve...
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JP2019210851A |
To precisely detect abnormality of coking.An oil removing device of an internal combustion engine 1 comprises: a compressor 14C of a turbo charger 14 provided on an intake passage 3; a blow-by gass passage 25 and an EGR passage 61 connec...
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JP2019210843A |
To provide an EGR (Exhaust Gas Recirculation) control device which enables a larger quantity of EGR gas to flow back to an intake side while suppressing the generation of black smoke.A control calculation part 51 calculating a various co...
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JP2019210856A |
To obtain a strong brake force while suppressing the excessive rise of in-cylinder pressure.An engine system 1 comprises: an engine 10; an exhaust valve variable mechanism 15; a mechanical supercharger 40; an intake throttle valve 50; a ...
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JP2019534974A |
It contains multiple cylinders, at least one cylinder (102) is made to operate in a two-stroke cycle during use, and at least one cylinder (104) is made to operate in a four-stroke cycle. , International Patent Gazette WO / 2007/080366 i...
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JP6615004B2 |
To supply air fuel mixture having a lower excess air factor to a modified cylinder than a normal cylinder, while maintaining a simple structure, in the structure including at least one set comprising a normal cylinder and a modified cyli...
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JP6613882B2 |
To accelerate temperature rise of an exhaust emission control part arranged in an exhaust passage.A controller of an engine includes: a throttle valve 5 arranged in a suction passage 4 communicating with a combustion chamber; an electric...
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JP6613601B2 |
To provide a drive system and drive method of a turbocharger, which prevent fastening of a valve body of the turbocharger while suppressing occurrence of noise.PROCEDURE FOR SOLVING THE PROBLEM: A controller 50 controls a drive device 40...
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JP6610628B2 |
To make acceleration performance favorable while reducing NOx which is occluded in a NOx catalyst.NOx reduction control for performing main injection and post injection so that an air-fuel ratio of exhaust emission becomes richer than th...
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JP2019199823A |
To inhibit, in an engine equipped with a plurality of superchargers, when exhaust gas for driving the turbines of the respective superchargers flows in an exhaust passage by different routes and merges, exhaust temperature on an exhaust ...
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JP2019196718A |
To provide a liquified natural gas-fueled internal combustion engine and its control method, which enable suppression of the occurrence of knocking even in a case where a gas component of a gas fuel for an internal combustion engine in w...
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JP2019190416A |
To provide an exhaust emission control device capable of preventing NOx in an exhaust gas from being discharged to atmospheric air even at a low temperature of the exhaust gas.An exhaust emission control device includes an exhaust pipe, ...
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JP2019190420A |
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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JP2019190414A |
To provide an exhaust emission control device and a vehicle capable of preventing NOx in an exhaust gas from being discharged to atmospheric air even at a low temperature of the exhaust gas.An exhaust emission control device includes an ...
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JP2019190415A |
To provide an exhaust emission control device and a vehicle capable of preventing NOx in an exhaust gas from being discharged to atmospheric air even at a low temperature of the exhaust gas.An exhaust emission control device includes an ...
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JP2019190417A |
To provide an exhaust emission control device and a vehicle capable of surely desorbing NOx from a NOx adsorption catalyst of a bypass passage portion.An exhaust emission control device includes an exhaust pipe, a turbine constituting a ...
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JP2019183842A |
To provide a supercharger (1) for an internal combustion engine (10) operating in accordance with a variable output curve.A supercharger (1) comprises a compressor (V) electrically driven by an electric motor (M) for supercharging air to...
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JP6595851B2 |
Provided is an engine system in which an exhaust gas recirculation (EGR) control unit: acquires a plurality of engine state quantities, from among target engine rotational rate, engine load, scavenging pressure, and overcharger rotationa...
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JP6593385B2 |
To prevent misfire of an engine at the beginning of a start of NOx reduction control.A NOx catalyst 41 is disposed in an exhaust passage 40 of an engine 1. The NOx catalyst 41 reduces occluded NOx when an air-fuel ratio of exhaust gas is...
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JP2019178639A |
To provide a control device for an engine capable of improving fuel consumption performance when the engine is in a cold condition.The control device includes an electric supercharger 70 provided in an intake passage 30, a bypass passage...
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JP2019178640A |
To provide a control device for a compression ignition type engine, capable of actualizing air-fuel mixture combustion in a better condition.The control device for the compression ignition type engine includes an EGR passage 84 communica...
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JP6589917B2 |
A control apparatus for an internal combustion engine (2) includes an electronic control unit (100) that is configured to perform an operation of making a lift amount of a specific valve corresponding to one of either intake ports (58) o...
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JP6590714B2 |
To provide an engine system capable of adjusting a content rate of combustion promotion gas in reformed gas introduced into a normal cylinder through relatively simple control of a relative simple configuration.An engine system comprises...
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