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Matches 1 - 50 out of 104,000

Document Document Title
WO/2017/174465A1
A fuel injection equipment (10) comprising a transfer pump (22), a high pressure pump (14) wherein, in use, the fuel flow exiting the transfer pump (22) is integrally pressurized in the high pressure pump (14).  
WO/2017/175750A1
To achieve a decrease in the amount of NOx and the amount of smoke discharged from an engine in a transient state. A controller 7 calculates, on the basis of the engine speed N and a control map 75 for the fuel injection amount Q for a c...  
WO/2017/174239A1
The invention relates to a method for determining pollutant emissions from a vehicle (PSEE, pollutant emissions from the post-treatment system), said method being based on the use of measurements of the position (posGPS) and/or the altit...  
WO/2017/174440A1
The invention relates to a method for operating an internal combustion engine (1) having an exhaust gas section which has an exhaust gas catalytic converter (2), a first exhaust gas probe (3) at an exhaust gas catalytic converter inlet (...  
WO/2017/175202A1
Discontinuous control of electrical fuel pump 3 on an electronic control unit 10 for an injector 6 in a fuel supply system 1 within an engine, the injector 6 being associated with a source of pressurized fuel 5 and pressure regulator 4, ...  
WO/2017/169640A1
In the present invention a PCM (100), in accordance with the operating state of an engine (1), switches between a CI mode in which the engine (1) is operated by compression ignition combustion and a SI mode in which the engine (1) is ope...  
WO/2017/168580A1
Provided is a catalyst diagnosis device that can accurately ascertain a change in an air-fuel ratio on the downstream side of a catalyst, and diagnose the state of deterioration of the catalyst on the basis of the change. A timer unit 13...  
WO/2017/167486A1
The invention relates to a method for operating a diesel engine, which has a NOx storage catalyst in the exhaust-gas aftertreatment system. The diesel engine is operated in the hypostoichiometric range in order to achieve efficient opera...  
WO/2017/167561A1
The invention relates to a method for operating an internal combustion engine (1) through specification of an injection profile which is defined by adapted injection parameters (u* e,k ), having the following steps: – determining stead...  
WO/2017/169518A1
This evaporated fuel processing device is provided with: a canister which adsorbs fuel that has evaporated in a fuel tank; a purge passage through which a purge gas delivered to an internal combustion engine from the canister passes; a p...  
WO/2017/171816A1
Various embodiments of the present disclosure are directed towards free-piston combustion engines. As described herein, a method and system are provided for displacing a free-piston assembly to achieve a desired engine performance by rep...  
WO/2017/167487A1
The invention relates to a method for determining a value of an injection parameter for a fuel injector for an internal combustion engine of a motor vehicle, wherein the fuel injector has a solenoid drive having a solenoid and a movable ...  
WO/2017/170707A1
An engine control device for controlling the opening and closing of an intake valve in an engine by means of a variable valve mechanism 72 having: a cam 72d; a pressure chamber 72c, the interior of which is filled with engine oil, the oi...  
WO/2017/168935A1
The purpose of the present invention is to protect a switching element used in, for example, a boost circuit for an in-cylinder injection type internal combustion engine from damage due to overheat without using a temperature detection e...  
WO/2017/167765A1
A method of detecting unauthorized tuning of an engine system comprising; a) providing a model of the engine system, said model proving one or more signals representing engine parameters; and performing a monitoring cycle comprising: b) ...  
WO/2017/167220A1
A method for calculating the Atkinson cycle intake amount of an internal combustion engine, comprising: determining an intake stagnation point and the corresponding engine crank angle when an internal combustion engine piston is located ...  
WO/2017/165799A1
An interface circuit assembly for use with an electronic control unit and oxygen sensor of an internal combustion engine. The assembly includes an input port coupled to receive a signal from the oxygen sensor and a processing unit couple...  
WO/2017/162971A1
The present invention relates to an assembly (1) comprising: an intake pipe (4) extending between an air inlet (11) and a heat engine (2); a heat engine (2); an electric compressor (5) arranged on the intake pipe; a bypass circuit (510) ...  
WO/2017/164795A1
The present invention relates to a method for adapting engine control of a gas engine in a vehicle. The method comprises determining, during operation of the gas engine, the specific gas constant of a fuel gas for the gas engine. The met...  
WO/2017/164801A1
The present invention relates to a method for determining the specific gas constant and the stoichiometric air fuel ratio of a fuel gas for a gas engine. The method comprises the step of keeping the pressure essentially constant in an in...  
WO/2017/162970A1
The present invention relates to an assembly (1) comprising: an intake pipe (4) extending between an air inlet (11) and a heat engine (2); a heat engine (2); an electric compressor (5) arranged on the intake pipe; a bypass circuit (510) ...  
WO/2017/157750A1
The invention relates to a method for ascertaining a target value for a regulating variable for actuating a low-pressure pump (125) in a fuel supply system (100) for an internal combustion engine (180), comprising a high-pressure store (...  
WO/2017/157568A1
The invention relates to a method for adapting the characteristic curve of a nitrogen oxide sensor (32) of an internal combustion engine with an exhaust gas recirculation system, which has the first nitrogen oxide sensor (32) arranged up...  
WO/2017/159450A1
In an internal combustion engine in which a first air intake passage and a second air intake passage are provided for each cylinder, first fuel injection valves are disposed in the first air intake passages, and second fuel injection val...  
WO/2017/157736A1
The invention relates to a method for determining a set value for a manipulated variable for actuating a low-pressure pump (125) in a fuel supply system (100) for an internal combustion engine (180), having a high-pressure accumulator (1...  
WO/2017/157580A1
The invention relates to a method for determining the quantity of filling components in a cylinder (1) of an internal combustion engine. The cylinder (1) is connected to an air supply (13) via an inlet valve (12) and to an exhaust gas co...  
WO/2017/157590A1
The description relates to a method for actuating a fuel injector for a motor vehicle, which fuel injector has a solenoid drive. The method involves the following: (a) applying a voltage pulse to the fuel injector until the current inten...  
WO/2017/154988A1
In the present invention an exhaust passage 53 includes first passages (high-speed passages 24b, 25b, and 26b) and second passages (low-speed passages 24c, 25c, and 26c) and, on the downstream side of a convergence section 54, is connect...  
WO/2017/153119A1
A method for determining a remanence of a fuel injector having a magnetic coil drive for an internal combustion engine of a motor vehicle is described. The method comprises the following: (a) applying a first voltage pulse to the magneti...  
WO/2017/153525A1
The invention provides a method for operating an internal combustion piston engine, comprising - introducing (S1, IOS) air into a cylinder (3) of the engine, - compressing the air in a first compression stroke (CS1) of the cylinder (3), ...  
WO/2017/153399A1
The invention relates to a start-stop device for initiating an automatic switch-off process of a driving machine in a motor vehicle, said start-stop device being designed to automatically switch off the driving machine when predefined sw...  
WO/2017/154451A1
The present invention enables stable, highly reliable fuel microinjection volume correction to be performed at high precision regardless of transmission configuration. Fuel microinjection volume correction control is performed in which d...  
WO/2017/152997A1
The invention provides a method for operating an internal combustion piston engine, comprising - introducing (S1, IOS) air into a cylinder (3) of the engine, - compressing the air in a first compression stroke (CS1) of the cylinder (3), ...  
WO/2017/155873A1
Sensing combustion events using a resistive based oxygen sensor exposed to exhaust gases of a periodic combustion process in a combustion engine. The oxygen sensor is disposed in the exhaust plenum of the engine and includes a metal oxid...  
WO/2017/153048A1
The invention relates to an activation method for a noble metal-containing coating of an oxidation catalyst exhaust gas aftertreatment unit (14) through which exhaust gas can flow for a diesel internal combustion engine of a motor vehicl...  
WO/2017/155443A1
An arrangement for protecting a high-pressure accumulator fuel injection system of an internal combustion engine against excessively high fuel pressures to result in a high-pressure accumulator (12) of that system as a consequence of occ...  
WO/2017/153176A1
The invention relates to a method for operating an electric fuel pump (125) as a low-pressure pump in a fuel supply system (100) for an internal combustion engine (180) comprising a high-pressure accumulator (160) and a high-pressure pum...  
WO/2017/153659A1
A method for controlling a controlled-ignition internal combustion engine defining an engine speed, a load and a sweep ratio in order to avoid the onset of pinking in a cylinder of the engine, the engine comprising: – a particle filter...  
WO/2017/148599A1
The invention relates to a method for controlling an electromagnetically controllable suction valve (1) for a high-pressure pump (2) in a fuel injection system, wherein, in order to close the suction valve (1), current is supplied to a s...  
WO/2017/148675A1
In a method for operating an internal combustion engine by means of a controller that performs lambda control, a control variable of the controller is ascertained. A forward model for the controlling process is ascertained. A predictive ...  
WO/2017/148676A1
In order to ascertain an injection mode for injecting a fuel into a combustion chamber of an internal combustion engine cylinder, a speed (N) of the internal combustion engine is ascertained. A cylinder wall temperature (ZT) is ascertain...  
WO/2017/148671A1
In order to ascertain a point in time for injecting a fuel into a combustion chamber of an internal combustion engine cylinder, a torque (M) of the internal combustion engine is ascertained. A speed (N) of the internal combustion engine ...  
WO/2017/148664A1
The invention relates to a method for determining an air gap (ΔLΑ) of a magnetic armature (252) of a magnetic valve injector (200), which has an electromagnet (253) with a coil (254), wherein the magnetic armature (252) can be lifted w...  
WO/2017/148741A1
A method and system of testing a tightness of a closed container using a two-part test. The first part of the two-part test includes connecting the closed container to a gas supply and filing the closed container with a testing gas from ...  
WO/2017/144132A1
The disclosure relates to a method for determining a corrected air mass flow value in an internal combustion engine, which has an air mass flowmeter arranged in an intake tract of the internal combustion engine. The method comprises the ...  
WO/2017/144268A1
The invention relates to an operating method for an internal combustion engine and to an internal combustion engine, wherein a predefined rotation angle of an eccentric shaft for controlling a compression in a cylinder of the internal co...  
WO/2017/144790A1
The invention primarily relates to a method for controlling the combustion in a combustion engine so as to protect same from abnormal combustion that causes vibrations in a cylinder referred to as "engine knocking", said vibrations havin...  
WO/2017/147443A1
A system includes an electronic fuel injection system of an engine, the electronic fuel injection system including an electronic governor control unit for controlling various functions of the engine.  
WO/2017/144789A1
The invention relates mainly to a method for controlling the combustion of a combustion engine, characterized in that said method comprises: - a step of detecting abnormal combustion generating vibrations in a cylinder, known as "knockin...  
WO/2017/145863A1
A control apparatus according to the present invention calculates a rotation speed of an output shaft on the basis of an output signal of a rotation detector that outputs rotation signals for each predetermined angle of the output shaft ...  

Matches 1 - 50 out of 104,000