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Patent Searching and Data


Matches 701 - 750 out of 12,816

Document Document Title
WO/2005/044382A1
An apparatus and method to detect combustion conditions using ion signals for use in a feedback control of a reciprocation engine is presented. The ion signals are used as a feedback signal to control EGR and diesel injection timing. The...  
WO2005028845A3
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 no...  
WO/2005/045217A1
A control device for cylinder reducing operation of a multi-cylinder engine for a vehicle controls the number of working cylinders in the engine more appropriately for fuel economy while ensuring the operational stability of the engine a...  
WO/2005/042952A1
When detecting the combustion noise on a combustion engine (10) by using a knock sensor (14), the problem arises in that prior art methods cannot determine with sufficient accuracy how much fuel reaches the cylinder (11) of the combustio...  
WO/2005/040569A1
[PROBLEMS] To prompt personnel to repair an SCR device if an abnormality occurs in the SCR device so as to appropriately manage the SCR device. [MEANS FOR SOLVING PROBLEMS] If an abnormality having occurred in an SCR device is detected, ...  
WO2005019624A3
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...  
WO/2005/038222A1
An intake device for an internal combustion engine has a restriction valve provided in an air intake path of the engine and has an air flow rate sensor provided on the downstream side of the restriction valve and measuring the amount of ...  
WO/2005/033251A2
This invention sets forth a commercially viable diesel combustion system that meets environmentally acceptable levels of NOx emissions (i.e. 0.2g/bhp-hr or lower across a full map of engine speeds and loads) without the need for use of N...  
WO/2005/033502A1
The present method and apparatus employ a signal indicative of cylinder pressure within the combustion chamber of an internal combustion engine to control combustion phasing or start of combustion (SOC) in subsequent cycles of the engine...  
WO/2005/031139A1
In controlling power supply time, a variation in the fuel injection quantity caused by a variation in the fuel injection rate at the in-cylinder pressure of the engine (detected or estimated value in the running state of the internal com...  
WO/2005/031137A1
The invention relates to a method and device for quantifying a pre-injection in a fuel injection system of a combustion engine. In injection systems having a pre-injection, the problem exists in that the very small quantity of fuel to be...  
WO/2005/031134A1
A method and apparatus is disclosed for controlling to a target heat release rate (HRR) using a HRR control lever, namely, pilot fuel timing and/or pilot fuel quantity, used in a gaseous-fuelled compression ignition internal combustion e...  
WO/2005/028835A1
The present apparatus calculates a mass ma (mass ratio ma/mf) of mixing-gas-forming cylinder interior gas, which is a portion of cylinder interior gas to be mixed with a forefront portion of injected fuel vapor having a mass of mf, on th...  
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...  
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...  
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 ...  
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...  
WO2003042521A3
A hydrogen enhanced gasoline engine system using high compression ratio is optimized to minimize NOx emissions, exhaust aftertreatment catalyst requirements, hydrogen requirements, engine efficiency and cost. In one mode of operation the...  
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...  
WO2004083612A3
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...  
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...  
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-...  
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...  
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.  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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 ...  
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...  
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...  
WO2004042219A3
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
WO2002095191A3
An engine management system (20) for an internal combustion engine comprises an in-cylinder pressure sensor (26) in each engine cylinder (24). Data from the pressure sensors (26) is processed cycle by cycle and closed loop control is imp...  
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 ...  
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...  
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 ...  
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...  
WO2004016339A3
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...  

Matches 701 - 750 out of 12,816