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WO/2021/260998A1 |
The present invention prevents erroneous determinations when performing an abnormality determination to determine whether fuel injection has been executed normally. A fuel injection control device 127 for controlling a plurality of fuel ...
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WO/2021/262277A1 |
A skip fire engine controller is disclosed that commands an early direct-injection of fuel during a skipped working cycle in which a cylinder is not exhausted. With early direct injection, the fuel has more time to vaporize and mix with ...
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WO/2021/255352A1 |
The invention relates to an exhaust pollution control circuit (1) for a vehicle with a heat engine (2), comprising a filtering device (4), a turbocharger comprising a compressor unit (5) and a turbine unit (7) comprising a turbine (7a), ...
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WO/2021/257414A1 |
An electronic engine timing system that includes at least (1) an engine position sensor that includes a diametric magnet and two or more hall effect sensors configured and positioned to sense diametric magnet position, (2) sensor data re...
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WO/2021/257549A1 |
Disclosed herein are emission treatment systems comprising an oxidation catalyst composition in fluid communication with an exhaust gas stream emitted from an engine that combusts both hydrocarbon fuel and hydrogen; and optionally, at le...
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WO/2021/253677A1 |
A self-learning rotational speed control method based on active observation of a load change rate, comprising the following steps: calculating a rotational inertia moment and a friction torque; step 2, adding two "extended states" of a l...
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WO/2021/250403A2 |
The disclosure relates to an automobile control system and associated automobile, method and computer program. The automobile control system comprising: one or more homologation-relevant subsystems; and a processor configured to: configu...
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WO/2021/249214A1 |
A fuel injection control method for a direct injection engine, comprising the following steps: S1, detect, by a control system, whether an engine meets a fuel injection condition, if the engine meets a fuel injection condition, continue ...
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WO/2021/249696A1 |
The invention relates to a method for detecting a limitation of a fuel pump, which has multiple pump elements, of a common rail system, having the steps of determining a monitoring time period in the form of a largely whole-number multip...
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WO/2021/249742A1 |
A method of controlling a vehicle engine comprising estimating a value for the actual engine torque, comparing this with a further calculated (expected) torque value, and controlling the engine consequent to said comparing, the value for...
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WO/2021/245984A1 |
Provided is a solenoid valve control device with which it is possible to detect the movement of a valve body in response to a drive command without adding a special circuit. This solenoid valve control device controls the opening and clo...
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WO/2021/242568A1 |
Control of an internal combustion engine system in response to a condensation condition associated with a charge air cooler is disclosed. One or more operating parameters of the internal combustion engine are monitored to the control cha...
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WO/2021/239045A1 |
Disclosed is an air relative charge control method, which is applied to a vehicle with a variable compression ratio engine. The method comprises: determining a preset center value of a closing angle of an air intake valve according to an...
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WO/2021/239752A1 |
What is proposed is a method for the model-based open-loop and closed-loop control of an internal combustion engine, in which a pre-optimized quality measure (J(VO)) is calculated on the basis of the operating situation (BS) by an optimi...
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WO/2021/239316A1 |
The invention relates to a method for operating a fuel injection system (1), in particular a common rail injection system, for supplying an internal combustion engine with fuel, in which fuel is brought to high pressure and fed with the ...
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WO/2021/242228A1 |
A system includes an aftertreatment system heater of an exhaust aftertreatment system coupled to an engine. A controller coupled to the aftertreatment system heater is configured to determine a condition of an exhaust gas from an engine ...
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WO/2021/240077A1 |
The invention relates to a vehicle (V) comprising: - a combustion engine (MT) supplied, by at least one injector (IN), with petrol as fuel originating from a tank (RC), in order to supply the torque to move it, and - a supervising comput...
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WO/2021/243209A1 |
The subject matter of this specification can be embodied in, among other things, an engine system that includes an intake manifold configured to receive and convey air to a combustion chamber, an intake valve upstream of the intake manif...
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WO/2021/236246A1 |
A system and method for a variable displacement internal combustion engine using different types of pneumatic cylinder springs on skipped working cycles to control engine and aftertreatment system temperatures are described. The system a...
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WO/2021/233576A1 |
A method of cranking a fixed-speed engine (40) comprising the steps of: a) providing an engine start command; b) activating one or more cylinders (42) of the fixed-speed engine; and c) activating a pilot injection mode during cranking of...
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WO/2021/234485A1 |
A method for generating a command signal (Ei) for the value of idle speed for a combustion engine of a tractor, provides receiving a transmission fluid temperature signal (To), a cooling fluid temperature signal (Tc), a tractor speed sig...
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WO/2021/228635A1 |
Disclosed is a strategy for activating a device (10) for vaporising liquid gas for a gas injection circuit of a motor vehicle heat engine, the circuit comprising a gas supply pipe (31) connected with a gas injection rail (32) in which th...
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WO/2021/229873A1 |
The purpose of the present invention is to maintain high catalyst purification efficiency and prevent deterioration in emission performance. One embodiment of the present invention comprises: a downstream equivalence ratio calculation un...
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WO/2021/230610A1 |
Proposed is an alarm device linked to a door open app of a delivery vehicle that is supplied with power from an independent power source, is used for a long time, and clearly and reliably detects the opening and closing of a door. The de...
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WO/2021/224433A1 |
The invention relates to an actuator (1) wherein an energy accumulator (6), with which an emergency drive (5) can be supplied, is designed to be tensioned by an electric motor (2), wherein the motor (2) displaces at least one engaging el...
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WO/2021/225668A1 |
Managing firing fraction transitions of a variable displacement internal combustion engines by (a) avoiding transport delays in an Exhaust Gas Recirculation (EGR) feed by starting movement of an EGR valve position after a decision to tra...
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WO/2021/224415A1 |
The invention relates to improvements in the technical field of actuating drives. For this purpose, among other things, a fail-safe drive (1) for an actuating drive, which has a drive energy accumulator (6) comprising at least one disc s...
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WO/2021/219633A1 |
Embodiments of the present invention provide An oxygen sensor (160) control module (100) for a vehicle, comprising input means (130) for receiving one or more signals (135) indicative of a likelihood of future engine cranking, an output ...
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WO/2021/219481A1 |
The device according to the invention for detecting the state of a fuel injector comprises an injector for injecting fuel into an engine combustion chamber, a switch which is formed by an injector housing and an injector nozzle needle an...
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WO/2021/220400A1 |
The present invention provides a fuel injection control method for an internal combustion engine provided with a fuel pump (38) which pressure-feeds fuel, a fuel injection valve (19) which injects, directly into a cylinder of an internal...
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WO/2021/217601A1 |
A compression-ignition type methanol engine combustion system (100) and a control method therefor. The compression-ignition type methanol engine combustion system (100) comprises a methanol engine (10) and a methanol storage device (20),...
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WO/2021/215388A1 |
A control device (60) of a straddled vehicle (1) performs control that merges oxygen sensor heater control and idling stop/start control. If an engine (10) transitions from a drive state to an idling stop state while a power supply switc...
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WO/2021/214171A1 |
Aspects of the present invention relate to a method (400) and to a control system (208) for controlling at least one electric machine (212, 216) of a vehicle (10) to support diagnostic testing of a vehicle system (30) comprising an inter...
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WO/2021/212163A1 |
The invention relates to a method and a control assembly for controlling an internal combustion engine operated with a gas, more particularly a CNG-operated internal combustion engine, wherein a gas amount (TotalGasDem) to be introduced ...
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WO/2021/213996A1 |
The invention relates to a method for operating a controller (3) for a motor vehicle. A respective reference output vector is assigned to n-dimensional reference input vectors (17, 18, 19, 20, 21, 22, 23, 24), from which an output vector...
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WO/2021/213761A1 |
The invention relates to a device for diagnosing a leak of an evaporation system and a tank ventilation duct of an internal combustion engine-driven motor vehicle, comprising a leak diagnosing device and a pressure and temperature sensor...
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WO/2021/209677A1 |
According to example embodiments, a circuit for measuring a rotation speed of a combustion engine and a corresponding method are provided. The circuit comprises a state detector (220) coupled between an operating voltage (Vs) and a groun...
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WO/2021/210006A1 |
The present subject matter generally relates to a vehicle. The present subject matter specifically but not exclusively relates to an electronic throttle control system (100) for a vehicle. An electronic throttle control system (100) to p...
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WO/2021/205549A1 |
A saddle-ride type vehicle (1) is provided with an engine (20), an exhaust gas path part (51), a catalyst (53), oxygen sensors (76, 77), and an oxygen sensor abnormality determination device (85). The oxygen sensor abnormality determinat...
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WO/2021/205089A1 |
The present invention relates to a method for correcting the richness of an air/fuel mixture supplying an internal combustion engine (1) in the period between the engine (1) being started and an oxygen sensor (6) positioned in an exhaust...
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WO/2021/204421A1 |
The present invention relates to a universal powertrain for controlling an effort request and/or a flow request to a powertrain based on a demanded effort or demanded flow for the powertrain. The universal controller includes a configura...
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WO/2021/204355A1 |
The invention relates to a system for predicting high frequency emission information of an engine is provided. The system comprises a control device being configured to receive low frequency emission information from an emission measurem...
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WO/2021/204314A1 |
The invention, which relates to a power generation system (1) and to a method for controlling the rotational speed of a drive unit in a power generation system (1), addresses the problem of providing a solution by means of which the rota...
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WO/2021/205566A1 |
In the present invention, an engine controller (35) of an internal combustion engine (1) executes fuel cut when the accelerator opening degree has reached 0 during travel by a vehicle, and applies an antiphase torque by fuel supply for s...
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WO/2021/205567A1 |
According to the present invention lockup clutch (41) provided in a torque converter is engaged during a fuel cut. When a fuel cut recovery condition is established due to stepping on an accelerator pedal, etc. during a fuel cut, the loc...
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WO/2021/205139A1 |
A turbocharged engine system with electric compressor arranged to inject a compressed fluid into the exhaust subsystem upstream of the turbine of the turbocharger such that, in use, the compressed fluid injected by the electric compresso...
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WO/2021/197818A1 |
The invention relates to an internal combustion engine for driving a motor vehicle, comprising a first component, in particular an auxiliary assembly (1), a second component (22), and an internal combustion engine-side holding assembly f...
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WO/2021/199577A1 |
It has not been possible to minimize combustion fluctuation when the injection amount of a fuel injection device varies from cylinder to cylinder. A control device 150, which controls a fuel injection device 101 that injects fuel multi...
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WO/2021/199224A1 |
Provided is a control device for four-stroke internal combustion engines, comprising: an operation range determination means 200 that determines an operation range for an internal combustion engine 3; an intake air volume control means 2...
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WO/2021/197752A1 |
The present invention relates to a method for determining a state parameter of an exhaust gas sensor (10) which has a sensor element (12) and a heating device (60) which is arranged in the sensor element (12) and is intended to heat the ...
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