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Patent Searching and Data


Matches 1 - 50 out of 104,313

Document Document Title
WO/2017/212350A1
[Problem] To reliably suppress or prevent deterioration of the starting characteristics of a fuel injector, which is caused by sludge, during engine starting. [Solution] Non-injection energization of fuel injectors 2-1 to 2-n is performe...  
WO/2017/213820A1
A power-based control system and method for an engine comprising a turbocharger involve obtaining a set of parameters that each affect exhaust gas energy and using the set of parameters to (i) determine a target mass flow into the engine...  
WO/2017/211574A1
The invention relates to a method for operating an internal combustion engine, which has an internal combustion motor, which forms at least two combustion chambers, which are bounded by cylinders formed in a cylinder housing and by pisto...  
WO/2017/211730A1
A method to detect unauthorised hacking or manipulation of a control signal sent to a fuel injector from an Engine Control Unit (ECU), said control information comprising pulse profile data to be applied to the actuator of a said fuel in...  
WO/2017/214119A1
An engine control system and method utilizes a processor and a valve controller in communication with the processor. A valve having a solenoid is in communication with the valve controller. The valve controller is configured to receive a...  
WO/2017/207209A1
The invention relates to a method in which a storage capacity of the nitrogen oxide trap is monitored. Depending upon the monitoring, a nitrogen oxide trap regeneration is deactivated until the onset of a predetermined event such that, i...  
WO/2017/207607A1
The invention relates to a method for diagnosing and/or controlling a reciprocating engine having a variable compression ratio, wherein the method comprises the working steps: determining (S30) a first value (U1,1; U1,2; Δ1) of a rotati...  
WO/2017/207916A1
The method for detecting the failure of a software solution configured to generate data representing the moment of interruption of a fuel injection of an internal combustion engine comprises the steps of: · acquiring (11) data via data ...  
WO/2017/209847A1
In one aspect, a method is described. An operational engine torque is calculated. The engine is operated in a skip fire or firing level modulation manner to deliver the operational engine torque. A reference engine torque is calculated u...  
WO/2017/207726A1
A method is described for adapting the opening behaviour of a fuel injector having a solenoid drive. The method has the following steps: (a) applying a voltage pulse having a predefined electrical voltage to the solenoid drive, (b) detec...  
WO/2017/207463A1
The invention relates to a method for constructing an analysis data set, to a method for optimizing a motor control, and to a method for operating an arrangement of a test stand having a test piece, wherein the analysis data set is suite...  
WO/2017/207459A1
The invention relates to an apparatus and a method for adapting control of a brushless electric motor (4) in order to influence a position of an actuator (6), wherein at least two values of an output variable of a sensor (7) are recorded...  
WO/2017/202826A1
The invention relates to a device and a method for ascertaining an injection time and/or an amount of a liquefied gas fuel - such as liquefied petroleum gas (LPG), natural gas (CNG), liquefied natural gas (LNG), biogas or hydrogen (H2) -...  
WO/2017/202805A1
In an engine, a method of providing a model which provides the parameter of the air/fuel (A/F) ratio (AFR3) at a point in the exhaust system of said engine at a point where an air/fuel sensor is located, comprising a) providing a first m...  
WO/2017/202489A1
The invention relates to a method for operating an internal combustion engine (1) having a machine housing (2) which can be flow-connected to an intake section (12) of the internal combustion engine (1) via a releasably connected hose li...  
WO/2017/202790A1
A method of testing a fuel injection system or components thereof, the testing being implemented by running a high pressure fuel pump to provide fluid under pressure to said fuel injection system or components, where the pump flow is con...  
WO/2017/202716A1
The invention relates to a method for operating an internal combustion engine installed in a vehicle, in particular a diesel engine, in which the instantaneous concentration of a pollutant contained in the exhaust gas, in particular the ...  
WO/2017/203798A1
The purpose of the present invention is to reduce fuel consumption by making a correction per cycle upon predicting a change in combustion limit caused by cycle-to-cycle variation in temperature and EGR rate. To this end, the internal co...  
WO/2017/202530A1
The invention relates to a method for improving a starting process of an internal combustion engine (300) by means of a belt-driven starter generator (100), which has a stator winding (11) and a rotor winding (12), wherein the starter ge...  
WO/2017/204959A1
An evaporative emissions (EVAP) control system (136) for a vehicle includes a purge pump (160) configured to pump fuel vapor to a direct injection (Dl) engine of the vehicle via a vapor line (164) and a purge valve (148) and a hydrocarbo...  
WO/2017/202676A1
The invention relates to a motor control assembly (30) for an electric machine (34) and to a corresponding method. The motor control assembly (30) has a current-measuring device (32) for determining current values (I), a memory device (3...  
WO/2017/202479A1
Monitoring the engine speed of an internal combustion engine may be beneficial for a number of reasons, but fitting an engine speed determination module to an internal combustion engine can be challenging, requiring an interface to a Con...  
WO/2017/205050A1
An evaporative emissions (EVAP) control system for a vehicle includes a purge pump configured to pump fuel vapor to an engine of the vehicle via a vapor line and a purge valve. The system includes a hydrocarbon (HC) sensor disposed in th...  
WO/2017/199574A1
In order to address the problem of forming a stratified air-fuel mixture in a stable manner around a spark plug during a stratified combustion operation, the present invention is an internal combustion engine control device for controlli...  
WO/2017/200874A1
Technology is provided for a bilateral engine control system for use on a multi-cylinder opposed piston engine. The system includes first and second sets of injectors, each set mountable on first and second sides of an engine. Each injec...  
WO/2017/198400A1
The invention relates to a method for controlling a fuel injector having a magnetic coil drive and a nozzle needle for an internal combustion engine of a motor vehicle, wherein the magnetic coil drive has a magnetic coil and a movable ar...  
WO/2017/198364A1
The invention relates to an overflow valve (11) for a high pressure pump (105), in particular a fuel injection system, preferable in a common-rail fuel injection system, comprising a valve element (2), which is received in a movable mann...  
WO/2017/198638A1
In order to be able to check the compliance with a data envelope in a simple and rapid manner when calibrating a technical system, provision is made for the data envelope (D) to be modelled by a function - formula (I) with formula (II) a...  
WO/2017/200720A1
A method of controlling operation of an engine, the engine comprising: a combustion unit having an exhaust conduit and one or more combustion cylinders each having a piston, a fuel injector, an intake valve and an exhaust valve leading t...  
WO/2017/198497A1
A method of controlling an engine fuel supply system, said system comprising a high pressure fuel pump, said high pressure fuel pump including a cam driven piston/plunger adapted to pressurise fuel in a chamber so as to supply consequent...  
WO/2017/194658A1
A method for detecting the quantity of gas (m) which is supplied by means of a gas supply device (4) to an antechamber (3) of an internal combustion engine (1), whereby a targeted disturbance (Au) of the gas quantity (m) supplied by the ...  
WO/2017/195629A1
After the combustion of an engine (11) has stopped and during a speed reduction period when the engine speed reduces to zero, an ECU (50) opens a throttle valve (22) to a greater degree than during idle rotation of the engine (11). In ad...  
WO/2017/194283A1
The invention relates to a method for fault diagnosis in an internal combustion engine in which fuel is injected by means of multiple fuel injectors from a high-pressure accumulator into associated combustion chambers, wherein a first va...  
WO/2017/194266A1
The invention relates to a method and a device for controlling a solenoid valve (M) having a coil (S) of a motor vehicle by using a power output stage, wherein the coil (S) of the solenoid valve (M) is subjected to a variable supply volt...  
WO/2017/196293A1
The present disclosure provides a method for predicting a fluid type, comprising sensing, by a first sensor, mass flow data of a fluid in an engine, wherein the first sensor operates based on a first fluid property; sensing, by a second ...  
WO/2017/195856A1
According to the present invention, a control apparatus 12: prepares a torque correction table that indicates a relationship between the change rate of an intake air amount and the changes of the main injection amount and the main inject...  
WO/2017/194854A1
The invention relates to a method for controlling an internal combustion engine camshaft phaser during an engine stoppage phase, the phaser being, from an idling position at the start of the phase, placed into a position that minimizes t...  
WO/2017/194227A1
The invention relates to a fuel supply system (100) for a gas-operated internal combustion engine, comprising at least one gas valve (30), which can be controlled by a control device (50) in order to at least indirectly blow gas into a c...  
WO/2017/194252A1
Method for controlling the quantity of air introduced to the intake of a supercharged internal combustion engine, said engine comprising an exhaust gas outlet (32) connected to an exhaust collector (30), comprising a supercharging device...  
WO/2017/196481A1
A system for and a method of knock detection and control for an engine utilizes a knock sensor configured to generate a knock signal indicative of a vibration of the engine caused by abnormal combustion. A controller is configured to rec...  
WO/2017/194570A1
The invention relates to a method for determining a water content (w) in the exhaust gas of a drive system in a motor vehicle. Here, a water injection system injects water into an air/fuel mixture. Furthermore, at least one lambda sensor...  
WO/2017/190883A1
The present invention relates to a method for opening and closing a switching valve, in particular a hydraulic switching valve for petrol or diesel fuel, comprising the method steps of: - providing a switching valve having a housing, a w...  
WO/2017/191170A1
The invention relates to a method for actuating a fuel injector for an internal combustion engine of a motor vehicle, said fuel injector having a solenoid drive and a nozzle needle, wherein the solenoid drive has a solenoid and a movable...  
WO/2017/191730A1
This fuel injection control device includes a correction unit (21) which uses a valve closing timing detected using a timing detection method, to calculate a correction coefficient for correcting a valve closing timing detected using an ...  
WO/2017/191729A1
This fuel injection control device includes: a valve closing detection unit (54) which uses one detection method from among an electromotive force amount detection method and a timing detection method to detect a valve closing timing; a ...  
WO/2017/191732A1
This fuel injection control device is provided with a conduction time calculation unit (S14), a detection unit (54), an estimation unit (55), a correction unit (S13), a sudden change determination unit (S41, S41a), and a reflection speed...  
WO/2017/190931A1
The invention relates to a method for identifying fuel injectors with a similar movement behavior. The fuel injectors have a solenoid drive with a movable armature. The method has the following steps: (a) carrying out a first series of a...  
WO/2017/191728A1
This fuel injection control device includes: a valve closing detection unit (54) which uses one detection method from among an electromotive force amount detection method and a timing detection method to detect a valve closing timing; an...  
WO/2017/191733A1
This fuel injection control device is provided with a detection unit (56), a correction value calculation unit (S12, S13), and a conduction time calculation unit (S15). If partial lift injection, in which a valve body starts a valve open...  
WO/2017/190760A1
The present invention relates to a method for determining a position of at least one actuator of an internal combustion engine arrangement, the method comprising the steps of: receiving parameter values for engine performance parameters ...  

Matches 1 - 50 out of 104,313