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WO/2008/093656A1 |
A pulser plate mounting structure in which a key groove (14) is formed in a mounting surface (10) of a rotation wall section (9) having a crank arm (3) and a counter weight (4), a key section (16) engaging with the key groove (14) is for...
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WO/2008/090312A1 |
The present invention relates to an internal combustion engine comprising a cylinder (12); a piston (11) reciprocating in the cylinder (12) and defining with the cylinder (12) a combustion chamber (10). First (14) and second (16) poppet ...
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WO/2008/091310A1 |
A multi cylinder homogeneous charge compression ignition engine (10, 110) includes actuators (81, 16) and an engine controller configured to reduce variations in combustion phasing and/or combustion energy release among the different eng...
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WO/2008/084170A2 |
The invention relates to a method for tuning an internal combustion engine (1) that comprises the following steps : determining a first set of magnitudes (13) representative of the combustion in a cylinder of said engine from a pressure ...
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WO/2008/080843A1 |
In order to control an internal combustion engine with self-ignition of the air/fuel mixture, at least one injection parameter with respect to fuel metering is determined as a function of at least one operating variable (BG) of the inter...
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WO/2008/075555A1 |
This invention provides an oxygen sensor, which is highly resistant to water under a high temperature environment and can realize a size reduction. An oxygen sensor (100) comprises a sensor element (10) having a detection part (11) for o...
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WO/2008/059376A2 |
A method of detecting a combustion event in a combustion chamber of an engine system, the engine system comprising a fuel injector in fluid communication with a source of fuel and the combustion chamber and a knock sensor for detecting k...
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WO/2008/051121A1 |
An internal combustion, compression ignition engine (1) for use with a pressurized low viscosity fuel comprises an engine power cylinder with its associated gas flow path (3), a valve system for opening fluid communication between the en...
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WO/2008/050033A2 |
The invention relates to a method of resetting the injectors of a multi-cylinder internal combustion engine. According to the invention, at least one pressure sensor (11) is provided in the combustion chamber of several or all of the cyl...
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WO/2008/046705A1 |
Method for driving an electromagnetic actuator in a diaphragm carburettor for control of air/fuel ratio foresees at least the following steps: associating an electromagnetic actuator in a diaphragm carburettor for control of air/fuel rat...
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WO/2008/045776A1 |
A method includes sensing pressure within an engine cylinder, and estimating at least one other engine system parameter based on the sensed pressure. Another method includes designing an engine system, which includes one or more engine c...
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WO/2008/037512A1 |
The invention relates to a method for regulating a rotational speed of an internal combustion engine comprising an air path and an ignition path during the idle running thereof in the event of an emergency, in which the air path has been...
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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...
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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...
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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, ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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WO/2007/085369A2 |
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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...
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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...
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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...
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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, ...
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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...
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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...
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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...
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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...
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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...
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