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Matches 551 - 600 out of 12,830

Document Document Title
WO/2008/015560A3
A direct injection spark ignition internal combustion engine includes fuel injection controlling means for preventing and/or suppressing engine knocking by retarding a fuel injection timing near an intake stroke bottom dead center. The f...  
WO/2008/034729A1
The invention relates to a method for sensing combustion-chamber signals, wherein light is decoupled from a combustion chamber through a transparent window and is sensed. Furthermore, the invention relates to an apparatus for carrying ou...  
WO/2008/034569A1
The invention relates to the field of method and devices therefor for phase identification in an internal combustion engine. The present invention develops over various phases, measuring the signal of the ionisation current of each cylin...  
WO/2008/034754A1
The present invention relates to a method and an apparatus which more accurately reach a predefined setpoint value of a combustion characteristic variable for an internal combustion engine (1) with an injection system (30). To this end, ...  
WO/2008/031960A1
The invention relates to a control system for estimating the fresh air flow entering an internal combustion engine, and to a method therefor. Said control system belongs to an internal combustion engine (1) and comprises a turbocompresso...  
WO/2008/032190A1
A control apparatus for an internal combustion engine has cylinder internal pressure sensors (11 to 14) provided in each cylinder of an engine (10), and calculates a heat generation quantity in each cylinder based on the detected cylinde...  
WO/2008/025921A1
Process for generating a position set point for a primary intake throttle valve and a process for generating the position set point of an exhaust gas recirculation valve of an internal combustion engine. According to the process, a targe...  
WO/2008/019728A1
The invention relates to a method for operating an internal combustion engine (10) which is powered by vegetable oil, in particular for a heat and power cogeneration plant, having an internal combustion engine (10), in which the vegetabl...  
WO/2008/017602A1
The present invention relates to a method and a device for determining a pressure in the combustion chamber of an internal combustion engine, particularly of a motor vehicle, comprising a fuel injection valve protruding into the combusti...  
WO/2008/015560A2
A direct injection spark ignition internal combustion engine includes fuel injection controlling means for preventing and/or suppressing engine knocking by retarding a fuel injection timing near an intake stroke bottom dead center. The f...  
WO2007072207A8
A method of controlling the spark lead (AA) of an internal combustion engine (1) having at least one cylinder (2) fitted with a spark plug (14); the method including the steps of: determining a standard spark lead (AA) value; determining...  
WO/2008/003600A1
According to the invention, the resolution of output signals (SS) from at least one measuring sensor (DS) on an internal combustion engine (CE) can be increased by carrying out the following steps: the working level range (PZ) of the mea...  
WO/2008/001610A1
An air intake device for an engine, in which a pressure introduction path is easily formed. The air intake device has a throttle body (2) in which a throttle valve (14) is provided at a body (5) where a bore (7) of an engine is formed, a...  
WO/2008/001574A1
Provided is a fuel nature discriminating system for discriminating whether or not a fuel fed to a working machine is the normal one and for analyzing the discrimination result, thereby to perform appropriate control operations. The fuel ...  
WO/2007/148200A1
A knock control apparatus for an engine includes: a first determination device that determines whether the engine is knocking based on an output signal of a knocking detector provided in the engine; a controller that retards an ignition ...  
WO/2007/144099A1
The present invention falls into the field of identifying the various phases of the ionization current during combustion in a cylinder of an internal combustion engine. The present method comprises the measurement of the ionization curre...  
WO/2007/141099A1
A device and a method for controlling the fuel metering into at least one combustion chamber of an internal combustion engine are described. Starting from at least one operating characteristic (QK, P), an activating variable (AD) which d...  
WO/2007/139223A1
An exhaust gas analyzer where a sensor unit (11) is installed in an exhaust gas route from an engine, laser light is applied to exhaust gas from the engine, the laser light transmitted through the gas is received, and the concentration o...  
WO/2007/135584A1
An ignition system (10) comprises a spark plug (12) having a first end (14) defining a spark gap (16) between a first electrode (18) and a second electrode (20). A transformer (46) comprising a primary winding 44 and a secondary winding ...  
WO/2007/085849A3
A method and apparatus of identifying engine gas composition in an engine cylinder comprise obtaining a measure of cylinder pressure from a cylinder pressure sensor, deriving the polytropic index from said measure and obtaining a measure...  
WO/2007/096331A3
The invention relates to an engine control for an internal combustion engine (1) and to a method whereby a pressure signal (pA) reproducing the pressure (pA) in one of the combustion chambers (2A) is supplied to an evaluation unit (5) by...  
WO/2007/125401A2
A control system includes: a detecting device that detects the transition in the cumulative amount of heat generated in a combustion chamber based on the pressure in the combustion chamber in an expansion stroke; and a controller that co...  
WO/2007/123124A1
Provided is a two-stroke engine including an ignition module (16), which receives a detection signal from a magnetic sensor (9) for detecting a permanent magnet (141) and sends an ignition signal to an ignition plug (4). The permanent ma...  
WO/2007/119323A1
An angle detection device capable of highly accurately detecting a rotational angle independent of displacement, play, and eccentricity of a drive shaft. The angle detection device has the drive shaft (4), a rotation sensor (5), and a ro...  
WO/2007/072207A3
A method of controlling the spark lead (AA) of an internal combustion engine (1) having at least one cylinder (2) fitted with a spark plug (14); the method including the steps of: determining a standard spark lead (AA) value; determining...  
WO/2007/112803A1
The present invention fall into the field of methods and devices therefor for controlling the normalised air-fuel ratio of an internal combustion engine, otherwise known, in technical terms, as Lambda. The present invention is based on t...  
WO/2007/041092A3
Systems and methods for controlling an engine using feedback from one or more sensors are disclosed. An illustrative control system for controlling a diesel engine may include one or more post-combustion sensors adapted to directly sense...  
WO/2007/092438A3
One embodiment of the invention provides a detection system. The detection system includes an analog to digital converter that converts one or more analog vibration signals into one or more digital samples, a filter that analyzes at leas...  
WO/2007/105080A2
A control apparatus of an in-cylinder injection type spark ignition internal combustion engine provided with at least an in-cylinder fuel injection valve that injects fuel directly into a cylinder executes temperature increase promotion ...  
WO/2007/105546A1
An engine control device having a throttle body (1) provided with an air intake path, a sensor unit case (3) prepared in a process separate from that for the throttle body (1) and receiving a sensor unit, an ISC unit case (2) for receivi...  
WO/2007/081864A3
A method of operating a multiple combustion chamber internal combustion engine includes advancing an ignition timing of a first subset of the combustion chambers from an operating ignition timing until a knock event is detected while con...  
WO/2007/096331A2
The invention relates to an engine control for an internal combustion engine (1) and to a method whereby a pressure signal (pA) reproducing the pressure (pA) in one of the combustion chambers (2A) is supplied to an evaluation unit (5) by...  
WO/2007/092438A2
One embodiment of the invention provides a detection system. The detection system includes an analog to digital converter that converts one or more analog vibration signals into one or more digital samples, a filter that analyzes at leas...  
WO/2007/088761A1
A target throttle opening degree computing device (43-46) of a control apparatus computes a target throttle opening degree (θg) of a throttle valve (16) and includes a phase lead compensator (56). A filter (49) filters the target thrott...  
WO/2007/086277A1
An exhaust manifold (HF) comprises a plurality of branch pipes (2-5) formed to bend into a substantially L-shape at a head flange (1), wherein the exhaust gas upstream side end of each branch pipe (2-5) is connected to the engine side th...  
WO/2007/085849A2
A method and apparatus of identifying engine gas composition in an engine cylinder comprise obtaining a measure of cylinder pressure from a cylinder pressure sensor, deriving the polytropic index from said measure and obtaining a measure...  
WO/2007/085369A2  
WO/2007/081864A2
A method of operating a multiple combustion chamber internal combustion engine includes advancing an ignition timing of a first subset of the combustion chambers from an operating ignition timing until a knock event is detected while con...  
WO/2007/080654A1
An internal combustion engine has a cylinder head where an intake port and an exhaust port are formed and also has two plugs attached to the cylinder head. With the exhaust port in the middle, one of the plugs is placed on one side of th...  
WO/2007/077067A1
The invention relates to a method for monitoring the instantaneous distribution (22) in multiple drive systems, in particularly, hybrid drives (24). The hybrid drive (24) comprises at least two individual drives (26, 28), controlled by a...  
WO/2007/074072A1
The invention relates to a method for electronically controlling a hydraulic regulator (200) in a valve adjusting system in an internal combustion engine, wherein a control event initiates the closing phase of the valve and as a result, ...  
WO/2007/072207A2
A method of controlling the spark lead (AA) of an internal combustion engine (1) having at least one cylinder (2) fitted with a spark plug (14); the method including the steps of: determining a standard spark lead (AA) value; determining...  
WO/2007/071502A1
The invention relates to a method for metering fuels to at least one combustion chamber of an internal combustion engine (10) with at least one pilot injection and a main injection per combustion process. According to said method, combus...  
WO/2007/071499A1
The invention relates to a method for controlling an internal combustion engine (10) comprising at least one combustion chamber (12) into which fuel for combustion is injected by way of at least one first pilot injection (VE1) and a main...  
WO/2007/073329A1
The present invention relates to a arrangement and a method for a combustion engine of the type where self-ignition of a fuel mixture takes place. The arrangement comprises first means adapted to supplying a first partial quantity of the...  
WO/2007/069013A1
When the engine output request is increased in a state in which the valve closing timing of an intake valve (9) is before intake BDC, a target value (LT) for the maximum lift of an intake valve is changed straight away, regardless of the...  
WO/2007/022410A3
A system for controlling fuel to an engine to minimize emissions in an exhaust of the engine. There is a controller (22) connected to an actuator (28) , for example a fuel control actuator, of the engine and to emissions sensors (23, 24)...  
WO/2007/065573A1
Known methods for controlling an internal combustion engine can no longer meet the requirements of modern diesel internal combustion engines, in particular supercharged diesel internal combustion engines in terms of improved efficiency, ...  
WO/2007/010154A3
The invention concerns a device for detecting in real time the beginning of the combustion phase of an internal combustion engine, in particular for a motor vehicle. It comprises means for calculating (20) a variable (C) representing the...  
WO/2007/064005A1
The internal combustion engine (1) has a valve driving mechanism (VM) capable of changing the valve-opening characteristic of at least one of an intake valve (Vi) and an exhaust valve (Ve), an in-cylinder pressure sensor (15) for detecti...  

Matches 551 - 600 out of 12,830