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WO/2021/010299A1 |
This exhaust purification apparatus for an internal combustion engine 1 comprises: a first oxidation catalyst 22 and a second oxidation catalyst 23 provided to an exhaust passage 4 in the stated order from an upstream side; and a control...
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WO/2021/005344A1 |
The invention relates to a hydrogen fuelled internal combustion engine (8) having: a cylinder block (26) containing at least one cylinder (16); a piston (18) defining a combustion chamber (12) in the cylinder; an air intake comprising an...
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WO/2021/004647A1 |
An exhaust gas recirculation ejector system for an engine that includes an air conduit coupled to an engine providing charge air to the engine. The air conduit includes at least one bend formed therein. The at least one bend includes a p...
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WO/2021/007103A1 |
A system for controlling operations of an engine comprises a plurality of cylinders and a controller operatively coupled to each of the plurality of cylinders. The controller is configured to determine an operating condition of the engin...
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WO/2021/004911A1 |
The invention relates to a combustion method for an internal combustion engine, in which combustion method a fuel mixture (DME, methane) of a first fuel containing dimethyl ether and a second fuel containing methane is burned, the premix...
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WO/2021/004574A1 |
An internal combustion engine (1) comprises a crankshaft (2), at least one camshaft (3, 4) which is adjustable electromechanically by means of an actuating gearing (9, 10), an engine control unit (21), and a camshaft control unit (17) wh...
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WO/2021/001409A1 |
A system including a fuel injector, the fuel injector including a solenoid controlled actuator, said solenoid controlled actuator including a solenoid coil connected to high side and low side terminals, adapted such that activation of sa...
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WO/2021/001131A1 |
Disclosed is an engine control method for protecting the engine during reverse rotation, comprising the following steps: - when a first prediction (E3) of the engine speed at a next top dead centre is lower than a predetermined lower thr...
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WO/2021/001396A1 |
The invention relates to a method for pressure regulation in a fuel high-pressure injection system which has an overpressure valve and in which pressure pulsations occur that are caused by fuel being pumped into a high-pressure fuel accu...
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WO/2021/001418A1 |
The disclosure concerns a method and a system (10) for controlling a propulsive power output applied to a propeller shaft (6) of a ship. If a current value of a propulsive power of a propulsive power source (4) equals or falls below a lo...
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WO/2021/001419A1 |
The disclosure concerns a method and a system (10) for controlling a propulsive power output applied to a propeller shaft (6) of a ship (2). The ship comprises the propeller shaft (6) and a propulsive power source (4) connected to the pr...
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WO/2021/001126A1 |
The invention relates to a method for starting an internal combustion engine (2), which comprises a plurality of cylinders, of a motor vehicle (1), in which method: in order to start the internal combustion engine (1), with the internal ...
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WO/2020/259962A1 |
The invention relates to an HPDF operating method for an internal combustion engine (100) with internal mixture formation and self-ignition, in which method: (i) for a combustion cycle of an operating cycle, at high pressure, the introdu...
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WO/2020/260518A2 |
Aspects of the present invention relate to a controller for controlling operation of an internal combustion engine, a control system, an internal combustion engine, a vehicle, a method and a non-transitory computer readable medium. The c...
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WO/2020/259953A1 |
Control of a metering solenoid valve in a pump unit for supplying fuel to an internal combustion engine, having a high-pressure pump; a pre-supply pump for supplying the fuel from a containing tank to the high-pressure pump; and a hydrau...
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WO/2020/255537A1 |
Provided is a diesel engine in which a DPF can be regenerated even during no-load and/or light-load operation. A DPF regeneration process is configured such that after fulfillment of an initiation condition (S1) of a process to regener...
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WO/2020/252518A1 |
A method of injection of liquid or gaseous ammonia fuel into a reciprocating engine that includes at least two cylinders, each cylinder including a piston that moves reciprocally within that cylinder, each cylinder having a head location...
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WO/2020/249845A1 |
In the method of operating a piston engine (1) in a transient state a signal indicative of engine speed or power is monitored (101) and compared to a set point (102), based on the comparison, a first control signal is generated (103) and...
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WO/2020/249477A1 |
The invention relates to a method for optimising the thermal control of a vehicle engine (10), said vehicle comprising a device (30) for cooling the engine (10), said cooling device (30) comprising at least one actuator (310) allowing th...
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WO/2020/248304A1 |
A rotor engine that has a variable gas inlet channel, comprising a variable gas inlet channel mechanism (1) which is installed at the gas inlet of the rotor engine and is used for changing the start time and/or gas intake duration of the...
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WO/2020/249277A1 |
The invention relates, inter alia, to a method for operating an internal combustion engine (10) with hydrogen. The method comprises producing of hydrogen autoignition conditions in a combustion chamber (16) of the internal combustion eng...
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WO/2020/245080A1 |
The invention relates to a method for switching between a degraded mode and a normal mode for establishing the angular position of an internal combustion engine (10) of a vehicle (1), the method comprising the steps of, in degraded mode,...
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WO/2020/245522A1 |
Method for correcting the richness of fuel in a heat engine (1) during a cold start, with a richness sensor (6) in the exhaust line that is not yet operational, characterised in that it comprises correcting a quantity of fuel injected in...
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WO/2020/244921A1 |
The invention concerns a method for controlling an engine (1) with controlled ignition and indirect injection of a motor vehicle, which comprises: a) a step of determining the position of the accelerator pedal (30), then, in the case of ...
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WO/2020/239691A1 |
The invention relates to a method for determining an air mass in an air separator (50) of a direct water injection system (10) for injecting a water-fuel mixture into a combustion chamber of an engine (80) of a motor vehicle, wherein the...
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WO/2020/240244A1 |
An internal combustion engine (1) includes an in-cylinder injection fuel injection valve (GDI) (16) and a port injection fuel injection valve (MPI) (12). An engine controller (31) variably controls a GDI injection proportion and an MPI i...
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WO/2020/240985A1 |
The objective of the present invention is to enable appropriate detection of an abnormality in voltage information serving as the basis for correcting a fuel injection quantity. To this end, a fuel injection control device 127 including ...
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WO/2020/241604A1 |
This engine system (1) comprises: an ammonia engine (2); a reformer (13) that has a reforming catalyst (13b) that decomposes ammonia gas into hydrogen, and reforms the ammonia gas to produce a hydrogen-containing reformed gas; and a cont...
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WO/2020/240587A2 |
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WO/2020/239788A1 |
The invention relates to a method for monitoring an injector (7) for mechanical damage, in which: a target-actual deviation of an operating point of the injection is determined from an individual accumulator pressure (pE); an abstraction...
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WO/2020/236423A1 |
Methods and apparatus for automatic, dynamically adjusted operation of load-sharing gensets. An example of such operation may include determining an updated genset-removal load based on a genset-addition load, an initial genset-removal l...
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WO/2020/235735A1 |
An EGR apparatus according to the present invention comprises: a recirculation extraction pipe through which part of an exhaust gas discharged from an exhaust manifold of an engine is extracted; a recirculation inlet pipe for inflowing t...
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WO/2020/201021A9 |
The invention relates to an air feed system for an internal combustion engine. The air feed system comprises a charge air receiver (1) for receiving charge air and a starting air system (10). The starting air system (10) is designed to f...
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WO/2020/235689A1 |
The present invention addresses the problem of providing an engine control method and an engine control system that improve engine performance using feedforward control, and a ship in which the engine control system is installed. The fol...
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WO/2020/236154A1 |
A method of controlling an ignitor for a spark-ignition engine includes receiving, by a controller, at least one of fuel quality data regarding a fuel for the spark-ignition engine or a characteristic regarding the ignitor for the spark-...
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WO/2020/234340A1 |
Drive circuitry for a fuel injector actuator, said drive circuitry including a High Side Drive portion and a Low Side Drive Portion, and including determination means to determine a short condition, said determination means adapted to pe...
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WO/2020/233754A1 |
An electromechanical camshaft phaser (3) comprises a setting gear (4) and an electric motor (5), which is controlled by means of an electric-motor control unit (6). Data concerning the operation of the electric motor (5) including positi...
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WO/2020/231556A1 |
A controller (105) for an internal combustion engine (100) is configured to operate the engine (100) at a desired output power and at a desired air/fuel ratio (304) provided in the cylinder (108), the desired air/fuel ratio (304) dependi...
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WO/2020/229512A1 |
The invention relates to a fuel vapour emission control device comprising: - an absorbent filter (10); - a purge circuit (15) comprising: a pump (11) provided with a suction inlet (21) and a delivery outlet (27); an upstream pipe (16); a...
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WO/2020/222993A1 |
A gas engine is disclosed. The gas engine may include a combustion cylinder. The combustion cylinder may include an intake with an intake valve. The combustion cylinder may include an exhaust with an exhaust valve. The gas engine may inc...
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WO/2020/223199A2 |
In an opposed-piston engine which includes a catalytic aftertreatment device in its exhaust system an exhaust gas condition indicating a catalyst temperature of the aftertreatment device is monitored. When the catalyst temperature is nea...
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WO/2020/222641A1 |
A diagnostic method is provided for testing a gas sensor mounted in an exhaust gas stream of an internal combustion engine provided with an after treatment system and a diagnostic motor management module. The method comprises receiving a...
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WO/2020/218510A1 |
An injector diagnosis device 1 comprises: an engine noise model generation unit 14 that, on the basis of the number of engine cylinders and an engine explosion pattern, generates a normal engine noise model and an abnormal engine noise m...
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WO/2020/216472A1 |
An internal combustion engine controller for controlling an internal combustion engine is provided. The internal combustion engine controller comprises a memory and a processor. The memory is configured to store a plurality of control ma...
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WO/2020/217484A1 |
This engine system control method is a control method for an engine system provided with: an engine including a combustion chamber; a fuel injection valve for supplying fuel to the engine; and an air-fuel ratio sensor provided in a flow ...
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WO/2020/216471A1 |
An internal combustion engine controller for an internal combustion engine comprising a memory and a processor. The memory is configured to store a plurality of control maps, each control map defining a hypersurface of actuator setpoints...
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WO/2020/216470A1 |
An internal combustion engine controller comprising a memory and a processor is provided. The memory is configured to store a plurality of control maps, each control map defining a hypersurface of actuator setpoints for controlling an ac...
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WO/2020/216644A1 |
A method of diagnosing a fault in a vehicle engine, said engine including at least one Exhaust Gas Recirculation (EGR) feedback line including a valve located therein, comprising: a) determining the actual pressure differential across sa...
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WO/2020/216568A1 |
The present invention relates to a method for controlling a twin electric supercharger system, said method comprising steps in which: the control unit detects the current control mode among a plurality of control modes for supercharging ...
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WO/2020/212067A1 |
The invention relates to a method and an assembly for controlling an internal combustion engine having multiple burners. According to the invention, combustion measurement data (VD1, VD2) is collected in a burner-specific manner for each...
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