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WO/2005/028833A2 |
A method is provided for close control and adjustment of in-cylinder oxygen concentration levels together with boost adjustments to minimize harmful emissions during transients in engines which utilize late direct cylinder injection of f...
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WO/2005/028837A2 |
This disclosure teaches a method of controlling a direct injection internal combustion engine and predicting the behaviour of a direct injection internal combustion engine. An estimation of initial cylinder pressure, air flow and EGR flo...
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WO/2005/028845A2 |
A method of balancing combustion among cylinders of an internal combustion engine. For each cylinder, a normalized peak firing pressure is calculated as the ratio of its peak firing pressure to its combustion pressure. Each cylinder’s ...
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WO/2005/019624A2 |
Assembly of a combustion engine and a regulating system for regulating at least one instant at which combustion is ignited in the engine, the combustion engine being provided with at least one drive element which, in use, executes cyclic...
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WO/2005/014993A1 |
An internal combustion engine (1) capable of generating power by burning the mixture of fuel and air in a combustion chamber (3), comprising a cylinder pressure sensor (15) and an ECU (20). The ECU (20) calculates, for two specified poin...
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WO/2005/008051A1 |
An internal combustion engine (1) burns a mixed gas of fuel and air in a combustion chamber (3) to generate power. The internal combustion engine (1) is provided with a crank angle sensor (14), a cylinder pressure sensor (15) for detecti...
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WO/2005/008052A1 |
A device for detecting variation between banks of an internal combustion engine has valve opening characteristic-setting means (57) for varying valve opening characteristics of air intake valves (9) with respect to each cylinder (&num 1-...
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WO/2005/008049A1 |
An internal combustion engine (1) generating power by burning the mixture of fuel and air in combustion chambers (3), comprising cylinder pressure sensors (15) installed in the combustion chambers (3) and an ECU (20). The ECU (20) calcul...
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WO/2005/005813A2 |
According to the invention, noise of an internal combustion engine is reduced by dynamically correcting the moment of injection when the engine is in the transient mode.
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WO/2005/005970A1 |
[PROBLEMS] To accurately and quickly identify the types and distillation characteristics of diesel oils of various compositions having different distillation characteristics. [MEANS FOR SOLVING PROBLEMS] A pulse voltage is applied for a ...
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WO/2005/003538A1 |
An internal combustion engine (1) generating power by burning the mixture of fuel and air in combustion chambers (3), comprising cylinder pressure sensors (15) installed in the combustion chambers (3) and an ECU (20). The ECU (20) calcul...
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WO/2005/001263A1 |
A method for processing an accelerometer data set generated from an operating internal combustion engine is disclosed. The processed accelerometer data is filtered with a cepstral filter and a heat release trace is pulled from the accele...
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WO/2004/113710A1 |
The invention relates to a method for monitoring the exhaust gas recirculation (AGR) of a combustion engine by detecting pressure, during which exhaust gas is supplied from an outlet side of a combustion chamber arrangement via an exhaus...
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WO/2004/111417A1 |
A method for reducing required octane number and spark ignition gasoline engine system with hydrogen-enhanced knock resistance. The method includes the addition of hydrogen or hydrogen-rich gas containing carbon monoxide to gasoline. Oct...
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WO/2004/099727A1 |
A displacement-detecting device capable of compensating a change in an impedance temperature coefficient of a coil relative a displacement of a core. The displacement-detecting device includes constant current-supplying means for outputt...
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WO/2004/094799A1 |
An engine control system (1) detects the amount of air sucked by an engine (2) based on the output of an air flow meter (14) provided in an air intake passage (4), on the downstream side of a throttle valve (12). Then, based on the air a...
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WO/2004/094807A1 |
A combustion pressure data-collecting system for a multi-cylinder engine has cylinder inner pressure sensors (CPS&num n) for directly detecting a combustion pressure of each cylinder, amplifier units(AP&num n) to which a cylinder inner p...
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WO/2004/094798A1 |
In an intake device for an internal combustion engine having throttle bodies (10) for individual intake passages each installed for every cylinder of the engine, air flow meters (28) are installed on some of the intake passages, and the ...
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WO/2004/094806A1 |
A fuel supply device of a combustion engine comprises a fuel pump that pumps fuel into a fuel accumulator, which provides injection valves with fuel and which is connected to a regulator valve that sets the fuel pressure according to an ...
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WO/2004/092560A1 |
When a compression ratio of an internal combustion engine is locked at high ratio condition, the engine can be operated while avoiding the occurrence of knocking. The engine has a mechanism capable of changing a compression ratio. The me...
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WO/2004/092562A1 |
An air intake device for an internal combustion engine has an intake manifold (6) with branch tubes (7) connected to the engine and a collective tube (8) where a throttle body (10) is connected. The amount of air sucked into the engine i...
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WO/2004/090311A1 |
The invention relates to a method for operating an automatically igniting internal combustion engine wherein an average gas temperature in the cylinder is determined during combustion in the combustion chamber in such a manner that a gra...
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WO/2004/090312A1 |
The invention relates to an operating method for a self-ignition internal combustion engine. The inventive method consists in injecting a dosed fuel quantity into a combustion chamber by means of an engine control device in such a way th...
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WO/2004/083612A2 |
The invention relates to a method of controlling a homogenous-charge compression-ignition engine. According to the invention, a homogenous-charge compression-ignition piston engine comprises an ionisation detector (5) supplying an ionisa...
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WO/2004/083618A1 |
A throttle body has a suction path (16) where a throttle valve is provided, a pressure-introducing path hole (112) having an opening (46) on the downstream side of the throttle valve in the suction path (16), and a sensor installation po...
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WO/2004/083623A1 |
A fluid injector (2) with a channel (4) terminating in one or more orifices (7) and being, in use, operatively connected to a fluid supply means so that fluid may be supplied to the injector in order to pass through said channel (4) to e...
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WO/2004/063545A1 |
A method of controlling a premix compression self-igniting internal combustion engine in which intake air and fuel are mixed in advance in a combustion chamber and the mixture is self-ignited by compression. Optimal self-ignition timing ...
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WO/2004/060708A1 |
A hydrogen-powered hybrid powertrain system (100, 200, 300, 500, 1000) includes a hydrogen-fuelled internal combustion engine (114, 202, 302, 400, 902) operating at a lean air/fuel mixture, and a supercharger (436) for boosting a primary...
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WO/2004/051064A1 |
According to the invention, indications as to cylinder pressure are to be gained for the optimisation of combustion process in internal combustion engines. The internal combustion engine is thus modelled with several model parameters (1 ...
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WO/2004/048763A1 |
Disclosed are a method and a device for operating an injection system in an internal combustion engine (10), according to which an injection actuator (104) is triggered (215) based on at least one state variable of an injection system. I...
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WO/2004/048762A1 |
An in-cylinder pressure sensor obtains a high resolution pressure curve for each cylinder cycle allowing the various data to be derived for improved monitoring and control of operation of the engine. A more accurate measure of work done ...
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WO/2004/048761A1 |
An in-cylinder pressure sensor obtains a high resolution pressure curve for each cylinder cycle allowing various data to be derived for improved monitoring and control of operation of the engine. Aspects of engine operation such as maxim...
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WO/2004/042219A2 |
A method and apparatus for real-time measurement of combustion characteristics of each combustion event in each individual cylinder coupled with an ability to control the engine (5) based upon the combustion characteristics are shown. Th...
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WO/2004/041574A1 |
A hybrid electric car comprising, as a drive source, an engine (1) using a liquefied petroleum gas as a fuel, an electric motor (5), a generator (2) and a battery (6) storing an electric power generated by the generator, the electric mot...
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WO/2004/022951A1 |
The invention relates to a method for the calibration of at least two sensors for recording parameters characteristic of the combustion process in an internal combustion engine, comprising at least two cylinders and with individual cylin...
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WO/2004/022959A1 |
In-cylinder pressure sensors (29a-29d) for detecting pressure in combustion chambers are provided in each of the cylinders of a diesel engine (1). An electronic control unit (ECU)(20) of the engine selects the most adequate combustion pa...
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WO/2004/016924A1 |
According to the invention, in an internal combustion engine with controlled spontaneous ignition (HCCI), the combustion pressure peaks are detected by means of knock sensors. According to the signals of the knock sensors, the parameters...
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WO/2004/016339A2 |
The invention relates to a method for regenerating a particulate filter, which is mounted inside the exhaust gas channel of an internal combustion engine, filters particles out of the exhaust gas flowing inside of the exhaust gas channel...
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WO/2004/015255A1 |
A method of operating an internal combustion engine (22), wherein intake ambient air is boosted to a higher pressure by passage through at least one compressor (19) and then introduced into the internal combustion engine (22). Fuel is al...
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WO/2004/010129A1 |
A control input (DUT) for controlling a heater (13) for heating an element part (10) of an exhaust gas sensor (8) includes at least one of another component corresponding to the difference between the temperature data on the element part...
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WO/2004/003366A1 |
The invention relates to a method for controlling a fuel metering system of an internal combustion engine during which an activating duration of at least one electrically actuating injector (18) stipulates the quantity of fuel to be inje...
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WO/2004/003363A1 |
The direct drive for a throttle valve shaft (7) in a throttle valve manifold (8) comprises a coil (1) and a rotor (2) arranged directly adjacent to the coil (1). The rotor (2) is made from a steel ring (3) inside which a first inner magn...
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WO/2003/106822A1 |
An in-cylinder ion sensor (24) provides a signal representative of the air/fuel ratio of the charge mixture as an engine starts. The signal representative of the air/fuel ratio is used as a feedback signal for an electronic control unit ...
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WO/2003/095818A1 |
A method for determining the amount of pre-injection of an injection process of a self-igniting internal combustion engine, comprising pre-injection and main injection, consisting in determining the beginning of combustion of the main in...
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WO/2003/095820A1 |
The invention relates to a method for operating an internal combustion engine, comprising the following steps: a) operating parameters of the internal combustion engine are detected; and b) operating parameters of the internal combustion...
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WO/2003/089884A1 |
The invention relates to an air mass sensor provided with a three-part design consisting of an insertion element, a mass channel element and a housing element for accommodating an evaluation device. In order to be able to provide flexibl...
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WO/2003/087562A1 |
The invention relates to a diesel engine comprising a device for controlling the flow of injected fuel with at least one fuel injector supplying a combustion chamber, controlled by a processor provided with means (80) for controlling a s...
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WO/2003/087753A2 |
The invention relates to a device for measuring at least the pressure of a fluid present in a chamber (16), comprising a sensitive element (36) arranged in a housing (38), supported by a joint (10) inserted between two elements (12, 14) ...
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WO/2003/085244A1 |
The invention relates to a method for operating an internal combustion engine comprising a compression ignition, according to which a quantity of exhaust gas which is retained in the combustion chamber is regulated according to the opera...
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WO/2003/078830A1 |
An ignition apparatus for use with an internal combustion engine to produce an electrical spark at a spark ignition device (10). The ignition apparatus includes triggering circuitry (196) having a processor with stored timing data. The p...
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