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WO/2022/208578A1 |
This engine control device comprises: a main chamber injection means (1, 3) for supplying fuel to a main chamber (8); and an auxiliary chamber injection means (2) for supplying fuel to an auxiliary chamber (5) after fuel supply by the ma...
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WO/2022/208575A1 |
An engine control device according to the present invention comprises: main chamber injection means (1, 3) that supply fuel to a main chamber (8); and an auxiliary chamber injection means (2) that supplies fuel to an auxiliary chamber (5...
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WO/2022/209358A1 |
Provided is an air-fuel ratio control device (1) that is capable of accurately detecting an air-fuel ratio over an extended period regardless of the specifications of an internal combustion engine. This air-fuel ratio control device (1...
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WO/2022/201984A1 |
Provided is an air-fuel ratio control device that improves availability by extending a yield temperature range in the feedback control of an excess air factor. The air-fuel ratio control device comprises an activity determination unit ...
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WO/2022/202426A1 |
This supercharger abnormality sign determination device for determining a sign of an abnormality state of a supercharger, is provided with: a load parameter acquisition unit that acquires time-series data of a load parameter of an engine...
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WO/2022/202613A1 |
The present invention provides a failure diagnosis method with which a cause of failure can be diagnosed accurately and efficiently when the amount of fuel injected from an injector is low. This failure diagnosis method is used when a di...
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WO/2022/202431A1 |
A supercharger abnormality determination device (24) for determining an abnormal state of a supercharger, the supercharger abnormality determination device comprising: a supercharger rotational speed acquisition unit (28) configured to a...
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WO/2022/201983A1 |
Provided is an internal combustion engine control device capable of determining the presence or absence of deterioration of a heater unit at low cost and at a timing that is as unrestricted as possible. An ECU (15) includes: a lookup t...
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WO/2022/191905A1 |
Methods, systems, and computer readable media are disclosed for providing a maintenance recommendation for a catalyst based on a trained machine learning model. The method includes: extract training data comprising one or more parameters...
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WO/2022/190412A1 |
The present invention calculates the rotation speed or rotation time for a certain angle of a crank shaft on the basis of the variation in detection signals from a sensor of the crank shaft. Further, the present invention acquires inform...
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WO/2022/190842A1 |
[Problem] To provide an injector control device capable of setting a preceding injection amount to a fuel injection amount smaller than a main injection amount while preventing a preceding injection to be executed earlier than a main inj...
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WO/2022/185738A1 |
This abnormality detection system comprises a fuel pump that ejects fuel due to rotation of a motor, a fuel supply passage that supplies the fuel ejected from the fuel pump to an engine, a discharge passage that discharges some of the fu...
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WO/2022/180906A1 |
The present invention accurately detects an in-cylinder pressure (p) irrespective of the influence of the extension of a discharge path. In a method for detecting an in-cylinder pressure according to the present invention, a high-frequen...
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WO/2022/176254A1 |
This electric valve timing control device controls an electric valve timing device that changes a valve timing by changing, via a motor linked to a camshaft, the relative rotation phase of the camshaft with respect to a crankshaft of an ...
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WO/2022/176909A1 |
This fresh air amount calculation device has an MAF dynamics calculation unit and a fuel dynamics calculation unit. These units respectively calculate a dynamic MAF value and a dynamic fuel injection amount during transition, and output ...
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WO/2022/172656A1 |
Provided is an air–fuel ratio control device that can perform accurate air–fuel ratio feedback control regardless of variation in resistance values due to manufacturing tolerances and changes over time in an oxygen sensor. This air...
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WO/2022/168946A1 |
Provided are a control device for an internal combustion engine, and an internal combustion engine, wherein the internal combustion engine is provided with a crank mechanism for converting a reciprocating motion of a piston into a rotati...
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WO/2022/168791A1 |
This straddled vehicle (1) comprises a motive power source (2) that generates motive power for a straddled vehicle to travel, and a control device (3) that controls the motive power source. The control device is configured so as to start...
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WO/2022/168792A1 |
Provided is a straddle-type vehicle that can detect that a three-way catalyst has been removed from the straddle-type vehicle. A straddle-type vehicle (1) comprises: a downstream oxygen sensor (7) which is disposed downstream of a three-...
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WO/2022/166175A1 |
A carbon nanotube preparation device using a spark-ignition dual-fuel engine, the device comprising a natural gas storage cylinder (1), a gasoline tank (6) and a dual-fuel engine, wherein natural gas is ejected by using a gas intake pass...
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WO/2022/166174A1 |
A device for synthesizing a carbon nanotube by using a dual-fuel RCCI engine, the device comprising a reaction system, a post-processing system and a control system. The reaction system comprises an engine (1), a fuel tank A (14) and a f...
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WO/2022/153610A1 |
This combustion control system comprises: an action control unit that causes an ignition action to take place in an ignition coil; an electric quantity change timing detection unit that detects the timing of an electric quantity change i...
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WO/2022/153611A1 |
This internal combustion engine control device comprises: an ignition time estimation unit, a crank angle information acquisition unit, a rotation fluctuation acquisition unit, and a jet intensity acquisition unit. The ignition time esti...
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WO/2022/153775A1 |
This engine comprises: a fuel injection device for injecting fuel into a combustion chamber; an injection control unit that controls injection of the fuel by the fuel injection device on the basis of an injection parameter; and sensors t...
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WO/2022/153598A1 |
This crank angle sensor control device comprises: a buffer unit that stores signal information of a prescribed period of a crank angle sensor which detects signal teeth formed in a crank plate; and an output processing unit that, when a ...
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WO/2022/145157A1 |
The present invention relates to a method and device for controlling an internal combustion engine configured to burn fuel including one or more fuel components. A sensor (15) measures at least two physical fuel parameters of fuel to be ...
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WO/2022/138354A1 |
A startup failure determination/detection device comprising: an acquisition unit configured to acquire a measured temperature value from a temperature sensor for measuring the temperature of an ignition coil of an engine; and a detection...
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WO/2022/123862A1 |
A combustion detection unit comprising: an MFB50 estimation unit which, assuming that an ignition timing at a time point when the maximum value of the number of revolutions reaches a prescribed threshold value in accordance with an ignit...
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WO/2022/091858A1 |
This hybrid vehicle has an engine and motor that are installed in an engine room of the vehicle and that function as motive power sources for the vehicle, a high-voltage battery that supplies electric power to the motor, an auxiliary bat...
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WO/2022/080041A1 |
This electronic control device includes a microcomputer which is activated by a plurality of activation factors, wherein each activation factor is associated with a different operation mode, and each operation mode is associated with a r...
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WO/2022/079807A1 |
[Problem] To provide an airflow sensor characteristic information generation system for improving the responsiveness of an airflow sensor. [Solution] An airflow sensor characteristic information generation system W1 includes: a pressure ...
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WO/2022/074957A1 |
An electronic control device for controlling an engine provided with: an EGR system having an EGR pipe and an EGR valve arranged in the EGR pipe; an airflow sensor provided to the intake pipe; a throttle valve on the downstream side of t...
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WO/2022/075001A1 |
Provided is a control device for an electric variable valve timing mechanism capable of reducing the influence of a rotation variation of an engine on VTC detection angle calculation. The control device for the variable valve timing me...
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WO/2022/070931A1 |
A leakage checking machine (60) for an evaporated-fuel processing device (10) includes a first vent valve (61), a second vent valve (67), and a pump (62). The first vent valve (61) can block a first atmospheric passage (31) that connects...
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WO/2022/065095A1 |
Provided are a piston temperature estimation device, a piston temperature control device, a piston temperature estimation method, and a piston temperature control method with which the temperature of a piston can be appropriately estimat...
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WO/2022/065310A1 |
This internal combustion engine control device and internal combustion engine system allow improving accuracy of estimated piston temperature. The internal combustion engine control device is provided with: a learning unit which learns t...
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WO/2022/065145A1 |
This piston temperature estimation device comprises: a preliminary estimation unit which calculates a preliminary estimated value of the temperature of a piston that constitutes an internal combustion engine; a determination unit which d...
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WO/2022/065356A1 |
Provided are an internal combustion engine system, a white deposition amount monitoring device for an internal combustion engine system, and a white deposition amount monitoring method for an internal combustion engine system with which ...
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WO/2022/065105A1 |
This clearance estimating device is provided with: an other portion temperature estimating portion for estimating the temperature of another portion other than a skirt portion of a piston which is a constituent of an internal combustion ...
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WO/2022/065122A1 |
This piston temperature estimation device comprises: an actual injection amount calculation unit that calculates the actual injection mount of fuel into a combustion chamber of an internal combustion engine on the basis of an excess air ...
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WO/2022/054145A1 |
A power supply device according to an embodiment includes a booster circuit, a backflow prevention diode, and an electrolytic capacitor. A power supply is connected to the input side of the booster circuit, and a first load and a second ...
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WO/2022/046293A1 |
A controller for a vehicle includes at least one processor and at least one memory storing instructions that, when executed by the processor, cause the controller to perform various operations. The operations include determining that a p...
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WO/2022/044748A1 |
A determining device (10) for determining an abnormality of a drive mechanism of a vehicle (MV) is provided with: a rotational speed acquiring unit (11) for repeatedly acquiring the rotational speed of an internal combustion engine (100)...
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WO/2022/039252A1 |
The objective of the present invention is to provide a manual transmission (MT) type straddled vehicle with which a decrease in the rotational speed of an engine crankshaft is suppressed, while having a high degree of design freedom, cap...
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WO/2022/038851A1 |
Provided are a device and a method for processing a knocking signal, which enable improvement in the accuracy of knocking signal measurement by minimizing variations among individual units without using an additional circuit. The knock...
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WO/2022/039265A1 |
A vehicle control device comprising: a water-covered state detection unit (103) that detects a water-covered state of a region where a post-treatment device (40) of an exhaust pipe (30) of an engine (10) is disposed; and a regeneration c...
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WO/2022/038749A1 |
Provided is an MT-type straddled vehicle having a high degree of freedom in design that can be applied to both small and large vehicles, and having minimal decrease in the rotational speed of the crankshaft of the engine. In this MT-type...
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WO/2022/039264A1 |
This vehicle control device is provided with a flooded state detecting unit (104) which detects a state of penetration of water into an exhaust pipe (30) of an engine (10) on the basis of a first exhaust gas temperature measured at a fir...
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WO/2022/034721A1 |
This internal combustion engine control device comprises an engine status estimation unit, a wall surface temperature estimation unit, and a manipulation amount calculation unit. The engine status estimation unit calculates the amount of...
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WO/2022/024948A1 |
A sensor control device (6) is used in a gas sensor disposed in an exhaust pipe of an engine serving as an internal combustion engine of a vehicle. The gas sensor includes: a sensor cell (21) including an exhaust electrode (311), an atmo...
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