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WO/2024/047080A1 |
The invention relates to a method for controlling the engine torque of an engine, which comprises: - a system for regulating an incoming air flow (110), and - an ignition system (130), according to which method - on the basis of a torque...
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WO/2023/225693A1 |
Method for operating an internal combustion engine (1), wherein the internal combustion engine (1) is operated by an air-fuel mixture comprising a fuel mixture and air, wherein the fuel mixture comprises a first fuel, preferably natural ...
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WO/2023/139013A1 |
The invention relates to a method (40) for controlling the torque delivered during a change in gear ratio by a motor vehicle internal combustion engine provided with at least one exhaust gas partial recirculation system at the engine int...
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WO/2023/052615A1 |
The invention relates to a method for controlling a combustion process in an internal combustion engine, wherein the internal combustion engine can be operated with a first and a second fuel type or with a fuel mixture from the first and...
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WO/2023/001984A1 |
The invention relates to a method for operating a motor vehicle, the motor vehicle comprising an internal combustion engine (12) which includes an output shaft and by means of which the motor vehicle can be driven via the output shaft, a...
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WO/2022/264158A1 |
Present invention relates to a system (100) for controlling Idle Stop Start of the vehicle (150). The system (100) comprises a fuel injector (102) for delivering fuel to the IC engine (104). The system (100) further comprises the control...
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WO/2022/258667A1 |
The invention relates to a method of heating a catalytic converter (40) of an internal combustion engine (1), the method comprising the steps of: igniting the gas charge in one of the cylinders (22, 24, 26, 28) in a range from 10°KW bef...
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WO/2022/125179A1 |
A system and method for transitioning a firing fraction of a variable displacement internal combustion engine when generating a desired torque output. During and following the transition to the second firing fraction, a combustion recipe...
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WO/2022/101308A1 |
The invention relates to an additional engine controller (1) for use with a main engine controller (2) for an internal combustion engine (3) of a vehicle, comprising an input signal interface unit (4) which is designed to intercept at le...
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WO/2022/096197A1 |
The invention relates to the operation of a motor vehicle which comprises two motors, of which a first motor is configured as an internal combustion engine and a second motor designed to drive the motor vehicle is configured as an electr...
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WO/2022/093400A1 |
Engine controllers and control schemes are provided for managing engine state transitions requiring increased compressor pressure ratios in turbocharged engines operating in a cylinder output level modulation mode (e.g., skip fire, multi...
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WO/2022/008152A1 |
The invention relates to a system for reducing engine torque during a gear change in a motor vehicle that has an internal combustion engine, a transmission system and an electronic engine control unit, wherein the internal combustion eng...
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WO/2021/188412A1 |
An internal combustion-type engine or powertrain that is capable of burning wet-alcohol fuel mixture and including a piston reciprocating within a cylinder attached to a cylinder head and connecting to a crank shaft via a connecting rod....
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WO/2021/152224A1 |
The invention relates to a method for controlling a powertrain comprising a controlled-ignition combustion engine, a controlled friction clutch, and a gearbox coupled to the combustion engine via the clutch, the method comprising the fol...
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WO/2020/229775A1 |
The invention concerns an ignition insert (1) having an active prechamber, said insert comprising an insert well (72) arranged within a cylinder head (3) of an internal combustion engine (2), the well (72) housing a rotationally-indexed ...
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WO/2020/205073A1 |
A skip fire engine controller and method of control is described wherein during transitions from a first firing density to a second firing density, a firing density and a pumping density are separately set so as to balance the conflictin...
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WO/2020/176911A1 |
The invention relates to an internal combustion engine with an open-loop or closed-loop control device (2), at least one combustion chamber (3) of the internal combustion engine (1) being designed to burn a fuel-air mixture having at lea...
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WO/2020/174228A1 |
The split cycle engine of the present disclosure comprises a compression cylinder (10) accommodating a compression piston (12), a combustion cylinder (20) accommodating a combustion piston (22), a recuperator (35) arranged to exchange he...
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WO/2020/148019A1 |
Applied-ignition internal combustion engine with at least one first combustion chamber and one second combustion chamber, in which a fuel/air mixture can be burned, wherein an exhaust gas system is arranged at the combustion chambers, an...
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WO/2020/131657A1 |
A calibration system and method for a spark ignition engine of a vehicle involve artificially weighting engine dynamometer data in high engine load regions and using it to generate training data for an artificial neutral network (ANN). A...
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WO/2020/106493A1 |
A spark ignited internal combustion engine is controlled in response to a self-learned TOB reference. The self-learned TOB reference is based on a difference between a learned TOB offset and a desired or target TOB, and a sensed TOB. The...
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WO/2019/183521A1 |
The present disclosure relates to a system for controlling ignition of an intake charge directed into an internal combustion engine. The system may have a movable component operably associated with at least one of a piston of the engine ...
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WO/2019/162557A1 |
The method of operating a piston engine (1) comprises the steps of monitoring pressure in the cylinders (2) of the engine (1) (101), based on the monitoring, determining the value of a first variable (CA1, HR1) representing the developme...
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WO/2019/057663A1 |
The invention relates to a method for operating a drive device which comprises an internal combustion engine having a plurality of cylinders, wherein, in order to reduce a drive torque provided by the internal combustion engine, an ignit...
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WO/2018/196567A1 |
The present invention relates to the field of control of petrol engines. Provided are a control lever with two cords and a petrol engine. The control lever with two cords comprises: a left casing (4); a right casing (5); a throttle contr...
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WO/2018/189200A1 |
The invention relates to a method and to a corresponding device for starting an internal combustion engine designed for alcohol or a high content of alcohol in a mixed alcohol-gasoline fuel, an early starting ignition time point (ZZP_ST)...
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WO/2018/162815A1 |
The invention relates to a method for managing the torque of a combustion engine in a fuel injection recovery phase (4a) after an injection shut-off (5b) in the combustion engine. A minimum static torque (1) is predetermined to be used a...
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WO/2018/095775A1 |
The invention relates to a method for operating a system and a such a system, wherein the system is made available with a first actuator unit and at least a second actuator unit, wherein the first actuator unit having a first control uni...
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WO/2018/075169A1 |
Methods and controllers for dynamically altering the phase of a firing sequence during operation of an engine are described. The described methods and controllers are particularly useful in conjunction with dynamic skip fire operation of...
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WO/2018/059705A1 |
The invention relates to a method for changing a distribution between port fuel injection and direct injection, in an internal combustion engine (100) having port fuel injection and direct injection as injection types, from a first to a ...
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WO/2018/010963A1 |
The invention relates to a method and to a device for controlling an internal combustion engine, which has at least one exhaust turbocharger, wherein, in the case of an increase in the performance requirement of the internal combustion e...
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WO/2018/011233A1 |
The invention relates to a method and to a combustion engine controlled according to said method and having at least one exhaust gas turbocharger, wherein, when the performance required of the combustion engine increases, an increase in ...
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WO/2017/102039A1 |
The invention relates to a method for predictive open-loop and/or closed-loop control of an internal combustion engine with control variables in accordance with a model of the internal combustion engine with characterising variables and ...
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WO/2017/088967A1 |
A control method (10) for starting a combustion engine comprising at least one cylinder, a combustion cycle sensor and a counter, comprising: - a step (105) of increasing the fuel pressure by means of a first combustion mode; - a step (1...
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WO/2017/078868A1 |
A method and apparatus controlling the fuel-to-air ratio of a fuel and air mixture supplied to an operating engine includes the steps of determining a first engine speed before enleanment of the mixture, determining a second engine speed...
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WO/2016/179200A1 |
A method includes receiving a signal indicative of a change in an air-fuel ratio (AFR) for a mixture of air and fuel entering a first combustion chamber of a combustion engine, advancing firing timing of the first combustion chamber, rec...
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WO/2016/128639A1 |
A method for controlling an internal combustion engine having at least two cylinders, said method comprising an operation of cutting off of the injection of fuel into one cylinder or a group of cylinders, wherein the cylinder or group of...
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WO/2016/118917A1 |
Implementations of the current subject-matter include systems, methods, and techniques that assist with controlling of injected fuel and spark timing across a range of operating conditions. For example, a prediction technique can be used...
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WO/2016/113787A1 |
An object of the present invention is to provide a controller for an internal combustion engine that can appropriately prevent deterioration of the combustion state in response to the state of a control parameter. In an internal combusti...
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WO/2016/048199A1 |
An internal combustion engine (1) may include a combustion chamber (41) into which a mixture (40) of fuel and air is supplied, a spark plug (50) disposed proximate to the combustion chamber (41) to ignite the mixture (40) by generating a...
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WO/2016/016708A1 |
A control device for a vehicle includes an electronic control unit which executes electric assist of rotation of an engine crankshaft by a motor in association with engagement of a clutch, at the time of an ignition start in which fuel i...
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WO/2016/009973A1 |
The invention relates to a control device applied to a cylinder injection type of the engine (10). The control device carries out a fuel injection while changing a penetration force of the injected fuel by changing a maximum value of a l...
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WO/2015/112325A1 |
In one aspect, a method for mitigating detonation in a skip fire engine control system is described. The working chambers of the engine are operated in a skip fire manner to deliver a desired torque. One or more detonations are detected ...
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WO/2015/110908A1 |
A control device for an engine including an EGR system, the control device includes an electronic control unit. The electronic control unit is configured to forcedly open and close an EGR valve and make a malfunction diagnosis of the EGR...
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WO/2015/092292A1 |
The present invention concerns an assembly (1) comprising: an intake duct (4) extending between an air inlet (11) and a heat engine (2), a heat engine (2), an electrical compressor (5) disposed on the intake duct and upstream from the he...
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WO/2015/071725A1 |
A controller for an internal combustion engine includes a crank angle detector and an ECU. The ECU is configured to: (a) calculate a mass fraction burned; (b) acquire the crank angle, which is detected by the crank angle detector when th...
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WO/2015/068015A1 |
Method to control regulation parameters in internal combustion engine with. spark-ignition, comprising concurrent ignition advance angle and fuel dose control, characterized in that the temperature of exhaust gas is measured in the exhau...
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WO/2015/068009A1 |
In an internal combustion engine, an ignition plug is arranged near a center of an upper wall surface of a combustion chamber, and is used to ignite air-fuel mixture. Fuel injected from a port fuel injection valve is directed toward the ...
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WO/2015/062872A1 |
Various methods of control of combustion knock are disclosed in relation to a spark ignition, internal combustion engine having active tappets, whereby an inlet poppet valve can be moved independently of the usual operating cam. In one e...
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WO/2014/196122A1 |
An internal combustion engine which is provided with a fuel injector which injects fuel into a cylinder, an exhaust purification catalyst, and a secondary air feed device which feeds air to an engine exhaust passage. First catalyst warm-...
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